Mode of manufacturing of a tube chamber of the gas air cooling apparatus or a section of a gas air cooling apparatus, a tube chamber, a chamber of gas input and a chamber of gas output of a gas air cooling apparatus or a section of a gas air cooling apparatus manufactured in accord with this mode

FIELD: the invention is designed for application in energy engineering and namely is used for manufacturing of heat exchanging equipment particular for gas air cooling apparatus.

SUBSTANCE: the mode of manufacturing of a tube chamber of the gas air cooling apparatus or a section of the gas air cooling apparatus fabrication of half-finished articles out of metallic sheet for lateral, upper, lower and butt-ends walls and for no less than two power bulkheads of the tube chamber with openings for passing of a gas flow. At that the length of the half-finished articles for lateral walls are fulfilled correspondingly the width of the apparatus or of the section of the apparatus. All half-finished articles are fabricated for the lateral walls with fulfilling chamfers for welding. At that at least the chamfers on the half-finished articles for the lateral walls forming the tube and the exterior plates of the chamber and also the chambers on upper and lower walls are fulfilled of broken configuration in the transversal section with forming support regions and edges of a welding mouth with a technological angle of opening-out 41-53°. After fabrication of half-finished articles an in series assembling and connection on welding of lateral walls with power bulkheads are executed and trough them a united rigid construction to which the upper and the lower walls are connected is formed. After that in one of the lateral wall forming a tube plate openings for the ends of the heat exchanging tubes openings are made and in the other lateral wall forming an exterior plate threading openings coaxial with the openings in the tube plate are fulfilled for providing possibilities of introduction of technological instruments for fixing the ends of the tubes in the tube plate and the subsequent installation of caps predominantly along the thread in the openings of the exterior plate and in the upper and/or in the upper walls openings for sleeves predominantly with flanges for connection with a collector of feeding or for offsetting of gas are fulfilled. At that the power bulkheads are installed in a high range making up ±1/4 of the high of the chamber counting from medium horizontal flatness along the height of the chamber, and the gables of the chamber are mounted after installation and fixing of the ends of the heat exchanging tubes of the chamber.

The tube chamber of the gas air cooling apparatus or the section of the gas air cooling apparatus, the gas input chamber of the gas air cooling apparatus or the section of the gas air cooling apparatus and the gas output chamber of the gas air cooling apparatus or of the section of the gas air cooling apparatus are manufactured in accord with the above indicated mode.

EFFECT: allows to decrease the labor-intensiveness of the mode, increase manufacturability of the measuring chambers and improve their strength characteristics and thermal efficiency.

15 cl, 8 dwg

 

The invention relates to power engineering and can be used in the manufacture of heat exchangers, in particular in the manufacture of pipe cameras for air cooling units (ACU) gas.

The known method of manufacturing hollow chamber air cooler the air cooler gas or section AVO gas by welding (see Fundamentals of calculation and design of heat exchanger for air cooling, edited Webcounter and Anelssono - C/N: Nedra, 1998, p.40-42).

A known method of manufacturing cameras by welding is characterized by the fact that it provides for the manufacture of the camera box-shaped welding flat sheets designed for side, top, bottom and end walls with the implementation of the bevels for welding. Blanks for the side walls of the forming tube and the outer boards of the camera, perform with the holes in the tube plate under the pipe, and the external Board to allow the introduction of technological tools to secure the ends of the tubes in the holes of the tube plate. In the lower and/or upper walls perform hole fittings for connection to the manifold for supplying gas.

Known pipe camera AVO gas or section AVO gas all-in-one design, which parts are connected by welding (see Fundamentals of calculation and design of heat exchangers, the air is cooling, edited Webcounter and Anelssono - C/N: Nedra, 1998, p.40-42, risb).

The disadvantages of the known method and device is the complexity of manufacturing, high consumption of materials and labor required.

The objective of the invention is to improve the manufacturability of the Assembly while reducing labor and materialsfrom, increasing rigidity and reducing hydraulic losses in the pipe chamber AVO gas.

The task in the part of the first object is solved by a method for manufacturing pipe camera AVO gas provides for the production of blanks from sheet metal for the side, top, bottom and end walls and at least two power dividers camera, with blanks for the side walls carry a length corresponding to the width of the unit or section of the apparatus, all preparations are made with the implementation of the bevels for welding, and, at least in the blanks for the side walls of the forming tube and the outer boards of the camera, as well as the preparations for the upper and lower walls of the chamfer perform polygonal configuration in transverse section of education supporting areas and facets of welding socket with the technological angle 41-53°and after casting produce consistent and splicing the welding of the side walls with the power wall and through them to each other with the formation of a single rigid structure, to which is attached the upper and lower walls, and then in one of the side walls of the forming tube of the Board, carry out the holes for pipes and the other side wall, forming an external Board, perform coaxially with the holes in the tube plate screw holes to allow the introduction of technological tools to secure the ends of the tubes in the tube plate and install plugs, mainly on the threads in the holes of the outer Board, and the bottom and/or top walls perform hole nozzles mainly with flanges for connection to the manifold inlet or gas outlet, with the power dividers do with the ability to skip through them flow introduced into the gas chamber, and install them in tower range that makes ±1/4the height of the camera, starting from the middle horizontal plane at the height of the chamber and the end wall of the camera set after installation in the tube plate camera ends of heat exchange tubes.

The system of holes in the power dividers can be done before attaching them to the walls of the tubular chamber.

The system of holes in the security partitions can perform and after attaching them to the walls of the tubular chamber.

In addition, the system of holes in the power dividers can be performed by software ol the exhaust ability, not less than 5.9% of the total capacity of not less than 2/3 of the heat exchange tubes connected to the tube Board.

In addition, the height in the light of the side walls of the chamber take 1.9-3.2 times longer than the width in the light of the power dividers, as well as the upper and lower chamber walls, and the walls set within the middle third of the height of the camera in the light.

In the process of making a piece for the chamber walls and partitions are cut mainly on horizontal machines with technological allowance, and technological allowance blanks for the side walls on each side across the width of the walls are 1.9-2.2 times less than on each side along the length of the side wall, and an equal technological seam allowance on all sides of the blanks to the end walls and billets for power dividers, the allowance of which execute on each side just across the width of the partition.

When the camera Assembly first side wall forming the tube Board, establish temporary fixation, such as tack, partitions, and then install also with time fixing the second side wall forming an external Board camera, then on the walls set the technology elements that provide additional time fixing the walls and the ability to rotate the design deprivati partitions, as well as the upper and lower walls of the chamber.

The welding of the walls and partitions can be made on technological supports predominantly with pre-heated inert gas, such as CO2with subsequent cleaning of welds and technological control.

Before making holes in the side walls of the chamber can be subjected to heat treatment with subsequent treatment, such as blasting, and welding control technology platico.

After running the holes in the side walls of the camera can be moved on the frame Assembly air cooler gas or on the frame Assembly section of the air cooling of the gas, and securing the end walls of the chamber can be produced by welding with the other walls of the chamber after performing the operations of the institutions of the pipe ends into the holes of the tube plate and welded to the tube plate.

The orifices in the side wall forming the tube Board, can be performed for a pipe diameter of 12-36 mm, with multilayered their location and offset in each row at 40-60% of their step, with each row can be performed 20-70 holes, the number of rows can be made from 3 to 16, and holes for the nipples for connection to the manifold for supplying gas can be made in the bottom wall of the chamber 2-4 diameter 12-156 mm

Pipe camera can do in the camera view gas inlet air cooler gas or air cooler gas, with holes in the bottom and/or top walls are used for pipes for connection to the manifold for supplying gas.

Pipe camera can do in the camera view of the gas outlet of the air cooling gas or air cooler gas, with holes in the bottom and/or top walls are used for pipes for connection to the manifold gas outlet.

The task in the second part of the object - pipe camera system of air cooling gas or air cooler gas is solved by the fact that it is made as described above.

The task in the third part of a camera object for supplying gas air cooler gas or air cooler gas is solved by the fact that it is made as described above.

The task in the fourth part of a camera object exhaust gas air cooler gas or air cooler gas is solved by the fact that it is made as described above.

The technical result provided by the present set of essential features of all objects from the retene, is to increase the manufacturability of the device - tube camera, cameras for supplying gas or chamber gas outlet while simultaneously reducing the metal structure and increase its rigidity, the process of manufacturing hollow chamber, the chamber for supplying gas or chamber gas outlet is simplified, and the complexity is reduced. In addition, increases heat output AVO gas or section by reducing hydraulic losses in the cell and therefore the energy costs for pumping cooling medium.

The invention is illustrated by drawings, which shows:

figure 1 - tube camera AVO gas or section AVO gas inside view of the device or partition system;

figure 2 - the same, end view;

figure 3 is a view along a-a in figure 1;

figure 4 - preparation for welding of the edges of the blanks side, bottom and top walls of the tubular chamber, the incision;

figure 5 - node B in figure 3, showing the execution of welds top and side walls of the tubular chamber;

figure 6 - node In figure 3, showing the execution of the welds at the connection of the first power walls with the side wall of the tubular chamber;

figure 7 - node G in figure 3, showing the execution of welds when joining by welding the second power dividers with a lateral wall of the tubular chamber;

on Fig node E in figure 3, the display is concerned with the execution of the hole plugs in the outer wall of the tubular chamber.

Pipe camera AVO gas or section AVO gas produced by the claimed method contains (figure 1, figure 2, figure 3) side walls 1 and 2, top wall 3, bottom wall 4 and end walls 5 and at least two power dividers 6 between side walls 1 and 2. Tubular Luggage made in the form of a vessel operating under pressure, the length corresponding to the width of the apparatus. The camera can be made to one section AVO gas, if it is a multi-section heat exchanger, then the length of the camera corresponds to the width of the section AVO gas and accordingly the length of the blanks for the side walls 1 and 2 corresponds to the width of the section.

Power walls 6 of the chamber are made with through-hole 7. The side wall 1 facing the heat exchange tubes (not shown)made in the form of a tube plate with holes 8 at the ends of heat exchange tubes of the beam, spaced rows of height with the formation of the lattice.

The other side wall 2 of the camera is made in the form of external boards with holes 9, also make up the grid. Holes 9 are aligned with the holes 8 in the tube plate. In the bottom 4 and/or the top 3 wall formed holes under 10 connections mainly with flanges (not shown) for connection to the manifold inlet or gas outlet (not shown). The orifices 8 in the side wall 1, abrazos the th pipe Board, performed under the pipe diameter 12-36 mm with multilane their location and offset in each row at 40-60% of their step, with each row execute 20-70 holes, the number of rows take from 3 to 16, and the holes 10 under the nipples for connection to the manifold inlet and outlet gas is performed in the bottom wall of the chamber 2-4 and diameter 120-156 mm

Pipe cameras, made in the form of chambers gas inlet for the air cooling unit or section AVO gas, perform hole 10 under the nipples for connection to the manifold for supplying gas.

The chamber gas inlet air cooler gas or air cooler gas structurally are identical tubular chamber, with holes in the bottom and/or top walls are used for pipes for connection to the manifold for supplying gas.

The chamber gas outlet of the air cooling gas or air cooler gas structurally designed similarly tubular chamber, with holes in the bottom and/or top walls are used for pipes for connection to the manifold gas outlet.

The inventive method implemented as follows.

Make blanks of sheet metal for side 1 and 2, top 3, bottom 4 and the end 5 of the walls and at least two power dividers 6 with the implementation of the bevels for welding. Billet DL the side walls perform in length, the width of the ABO gas or section AVO gas. At least in the blanks for the side walls of the forming tube and the outer boards of the camera, as well as the preparations for the upper and lower walls of the chamfer perform a polygonal configuration in cross section with the formation of the contact sections 11 and sides 12 of the welding socket 13 with the technological angle 41-53° (figure 3). After casting produce consistent and splicing the welding of the side walls 1 and 2 power dividers 6 and through them to each other with the formation of a single rigid structure. In this case, first to the side walls 1, 2 are welded one partition 6 (6), then rotate the resulting structure 90°carry out the welding of the second partition 6 (Fig.7). Then this design through the weld joining the upper 3 and lower 4 walls (figure 5). Then in one of the side walls 1, forming the tube Board, perform the openings 8 led tubes (figure 1). In the other side wall 2, forming an external Board, perform coaxially with the holes 8 in the tube plate screw holes 9 to allow the introduction of technological tools to secure the ends of the tubes in the tube plate and install plugs, mainly on the threads in the holes 9 external boards (Fig.9). In the bottom 4 and/or in the top 3 the walls of the imp is both holes 10 under the pipes.

For camera input AVO gas or section AVO gas openings 10 perform for connection to the manifold inlet gas (not shown).

For camera output AVO gas or section AVO gas openings 10 perform for connection to the manifold gas outlet (not shown).

Power dividers 6 do with the ability to skip through them flow introduced into the gas chamber and install them in a high-rise range that makes ±1/4the height of the camera, starting from the middle horizontal plane at the height of the camera (figure 3). The end wall 5 camera set after installation in the tube plate camera ends of heat exchange tubes.

The system of holes 7 in the power dividers 6 comply with the throughput of not less than 5.9% of the total capacity of not less than 2/3 of the heat exchange tubes connected to the tube Board.

Blanks for the chamber walls and partitions are cut mainly on horizontal machines with technological allowance, and technological allowance blanks for the side walls on each side across the width of the walls are 1.9-2.2 times less than on each side along the length of the side wall, and an equal technological seam allowance on all sides of the blanks to the end walls and billets for partitions, the allowance of which perform n is each side only across the width of the partition.

When the camera Assembly first side wall 1 forming the tube Board, establish temporary fixation, such as tack, partitions 6, and then set with time fixing the second side wall 2, forming an external Board camera, then on the walls set the technology elements (not shown), providing additional time fixing the walls and the ability to rotate the design for welding partitions 6 and top 3 and bottom 4 of the chamber walls.

The welding of the walls and partitions made on technological supports predominantly with pre-heated inert gas, such as CO2with subsequent cleaning of welds and technological control.

Before performing the holes 8, 9 in the side walls 1, 2 the camera is subjected to heat treatment with subsequent treatment, such as blasting, and welding control technology platico (not shown).

After running the holes in the side walls of the camera move on the frame Assembly air cooler gas or on the frame Assembly section of the machine air cooling gas (not shown)and securing the end walls 5 of the camera is made by welding with the other walls of the chamber after performing the operations of the institution all t the UX into the holes of the tube plate and welded to the tube plate.

The holes in the side wall of the forming tube Board, perform under pipes 12-36 mm, with multilayered their location and offset in each row at 40-60% of their step, with each row execute 20-70 holes, the number of rows take from 3 to 16, and holes for the nipples for connection to the manifold for supplying gas to perform in the bottom wall of the chamber 2-4 diameter 120-156 mm

The inventive method of manufacturing hollow chamber, the chamber gas inlet and the chamber gas outlet of the air cooler gas or section of the apparatus is less labor - and material-intensive and, therefore, more economical.

Camera manufactured according to this method, are more sophisticated, less metal, the rigidity is improved while ensuring a higher heat output AVO gas.

1. A method of manufacturing a tubular chamber air cooling gas or air cooler gas, characterized in that it provides for the production of blanks from sheet metal for the side, top, bottom and end walls and at least two power having apertures for the passage through them of the gas flow dividers pipe camera, with blanks for the side walls carry a length corresponding to the width of the unit or section of the apparatus, in the e procurement made with the implementation of the bevels for welding, moreover, at least in the blanks for the side walls of the forming tube and the outer boards of the camera, as well as the preparations for the upper and lower walls of the chamfer perform a polygonal configuration in cross section with education supporting areas and facets of welding socket with the technological angle 41-53°and after casting produce consistent and splicing the welding of the side walls with the power dividers and through them to each other with the formation of a single rigid structure to which is attached the upper and lower walls, and then in one of the side walls of the forming tube Board, do the holes at the ends of heat exchange tubes, and the other side wall, forming an external Board, perform coaxially with the holes in the tube plate screw holes to allow the introduction of technological tools to secure the ends of the tubes in the tube plate and install plugs mainly on the thread in the holes of the outer Board, and the bottom and/or top walls perform hole nozzles mainly with flanges for connection to the manifold inlet or gas outlet, with the power of a partition set in the altitude range average 1/4the height of the camera, starting from the middle horizontal plane of the heights of the camera, and the end wall of the camera mount after installation and fixing in the tube plate camera ends of heat exchange tubes.

2. The method according to claim 1, characterized in that the system of holes in the walls perform before you attach them to the walls of the chamber.

3. The method according to claim 1, characterized in that the system of holes in the walls perform after attaching them to the walls of the chamber.

4. The method according to any of claim 2 and 3, characterized in that the system of holes in the security walls perform with the throughput of not less than 5.9% of the total capacity of not less than 2/3 of the heat exchange tubes connected to the tube Board.

5. The method according to claim 1, characterized in that the height of the light of the side walls of the chamber take 1.9-3.2 times longer than the width in the light of the partitions, as well as the upper and lower chamber walls, and the walls set within the middle third of the height of the camera in the light.

6. The method according to claim 1, characterized in that the blank for the chamber walls and partitions are cut mainly on horizontal machines with technological allowance, and technological allowance blanks for the side walls on each side across the width of the walls are 1.9-2.2 times less than on each side along the length of the side wall, and an equal technological seam allowance on all sides of the billet to zevah walls and semi-partitions, the allowance which execute on each side just across the width of the partition.

7. The method according to claim 1, characterized in that when the camera Assembly first side wall forming the tube Board, establish temporary fixation, such as tack, partitions, and then install also with time fixing the second side wall forming an external Board camera, then on the walls set the technology elements that provide additional time fixing the walls and the ability to rotate the design for the welding of the walls, and top and bottom walls of the chamber.

8. The method according to claim 1, characterized in that the welding of the walls and power dividers to produce technological supports predominantly with pre-heated inert gas, such as CO2with subsequent cleaning of welds and technological control.

9. The method according to claim 1, wherein before performing the holes in the side walls of the chamber is subjected to heat treatment with subsequent treatment, such as blasting, and welding control technology platico.

10. The method according to claim 9, characterized in that after the execution of holes in the side walls of the camera move on the frame Assembly air cooler gas or on the frame Assembly section of the air cooler is Aza, and securing the end walls of the chamber is made by welding with the other walls of the chamber after performing the operations of the institutions of the pipe ends into the holes of the tube plate and welded to the tube plate.

11. The method according to claim 1, characterized in that the openings in the side wall forming the tube Board, perform under pipes 12-36 mm with multilane their location and offset in each row at 40-60% of their step, with each row execute 20-70 holes, the number of rows take from 3 to 16, and holes for the nipples for connection to the manifold inlet or gas outlet perform in the bottom wall of the chamber 2-4 diameter 120-156 mm

12. The method according to claim 1, characterized in that the tubular chamber is carried out in a chamber gas inlet air cooler gas or air cooler gas, with holes in the bottom and/or top walls are used for pipes for connection to the manifold for supplying gas.

13. The method according to claim 1, characterized in that the tubular chamber is carried out in a chamber gas outlet of the air cooling gas or air cooler gas, with holes in the bottom and/or top walls are used for pipes for connection to the manifold gas outlet.

14. Tubular chamber air cooling gas or the air is hladiny gas, characterized in that it is made by a method according to any one of claims 1 to 13.

15. The chamber gas inlet air cooler gas or air cooler gas, characterized in that it is manufactured by the method according to item 12.

16. The chamber gas outlet of the air cooling gas or air cooler gas, characterized in that it is manufactured by the method according to item 13.



 

Same patents:

FIELD: the invention is designed for application in energy engineering namely in the technology of manufacturing and construction of heat exchanging sections of a gas air cooling apparatus.

SUBSTANCE: the mode of manufacturing of a heat exchanging section of a gas air cooling apparatus includes manufacturing predominantly on a loft of the lateral walls of the frame of the

section with wall displacers-cowls of air environment, assembling on a slip with support poles of the elements of the frame of the section - lateral walls, lower transversal beams and gas input-output chambers forming gables of the frame and also of frame rigidity elements with the following packing of the multi-row bundle with single-passing finned heat exchanging tubes with forming with them and the gas input-output chambers of a vessel working under pressure, installation of upper transversal beams and carrying out hydraulic tests of the assembled section. At that the terminal poles of the slip are executed with locating their leaning sites at different levels with height difference making ( 1,1-4,6)d, where d - an interior diameter of a tube of the bundle and at assembling the frame the gas input-output chambers are installed on the final poles of the slip.

The heat exchanging section of the gas air cooling apparatus is fabricated in accord with above indicated mode. The mode of manufacturing of the heat exchanging section of the gas air cooling apparatus includes manufacturing on the loft of the lateral walls of the frame of the section with wall dispersers-cowls of air environment, and also elements of rigidity of the frame, assembling on the loft with support poles of the elements of the frame - lateral walls , lower transversal beams and forming gables of the walls of the frame of the chambers of input-output of the gas and also of the elements of rigidity of the frame with following packing of the multi-row bundle out of single-passing finned heat exchanging tubes forming with their help and the gas input-output chambers of a vessel working under pressure, installation of upper transversal beams and carrying out of hydraulic tests of the assembled section. At that the low and the upper transversal beams of the frame of the section are installed along the length of the lateral walls with spacing overall of height marks, equal (0,12-),51)d, where d - an interior diameter of the tube of the bundle and cuts of different height predominantly for dimensions of the transversal section of the chambers are made for installation of gas input-output chambers on the final plots of the lateral walls in the upper belt and the overall part of the height of the walls. The heat exchanging section of the gas air cooling apparatus is characterized with the fact that it is manufactured in accord with this mode.

EFFECT: allows to increase manufacturability of fabricating of the heat exchanging sections at simultaneous lowering of metal consuming of construction, simplification of the process of fabricating and lowering labor-intensiveness.

13 cl, 10 dwg .

FIELD: the invention is designed for application in the field of heat exchange-and-power engineering namely in heat exchanging apparatus of the type of a gas air cooling apparatus.

SUBSTANCE: the heat exchanging apparatus of the type of a gas air cooling apparatus has an arrangement for drawing off and feeding into the zone of the bundle of heat exchanging tubes of exterior heat exchanging environment fulfilled in the shape of a vessel open from the side of the gables. The vessel is formed in the zone of location of the heat exchanging tubes with the help of lateral and gables walls of the heat exchanging section of the apparatus and a multi-row bundle of heat exchanging tubes. At the input it is fulfilled with multi-mouth section formed by the mouths of the casings of ventilators for feeding the cooling environment . Each of them has a baffle with a round transversal section in the zone of locating the ventilator and a multi angular predominantly rectangular transversal section in the zone adjoining to the heat exchanging section c with at least two opposite edges adjoining to the corresponding contact plots of the lateral walls of the heat exchanging section. AT that the lateral walls from the interior side of the vessel are provided with longitudinal cowl-displacers in the shape of the elements forming in the vessel extensive projections at least on the most part of the length of the interior wall of the vessel and the gables of the vessel are formed with the help of the tube plates of the gas input-output chambers of the heat exchanging section at least at the part of their height making up 0,5-0,85 of the height of the lateral walls. The tube plates are installed as piers of different height in the final ends of the plots of the lateral walls of the vessel. AT that the correlation of the total square of the multi mouth section at the input of the vessel formed with the help of mouths of the casings of the ventilators in the vessel to the square of the section of the vessel at its output makes according to overall dimensions of the vessel ∑Flow:FUPPER=0,42-0,9 and in the flatness of aerodynamic shading formed by the upper row of the bundle of the heat exchanging tubes the mentioned correlation makes 0,51±11,5% where ∑low- total square of the multi mouth input section of the vessel, m2; F upper - the dimension square of the working section of the vessel in its upper part without taking into consideration the aerodynamics shading developed by the heat exchanging tubes of the bundle,m2.

EFFECT: allows to increase efficiency of a gas air cooling apparatus due to constructive decisions of the walls of a vessel securing better aerodynamics of passing of the cooling environment including wall zones of the vessel and also in high adaptability of the system of the vessel to seasonal changes in exterior environment and mass of the cooling gas passing through the heat exchanging tubes of the bundle of the vessel at the expense of optimization of correlation of parameters of passing sections of the vessel and of the whole apparatus.

4 cl, 3 dwg

FIELD: the invention is designed for application in heat exchanging apparatus namely in heat exchanging sections and may be used in air cooling apparatus.

SUBSTANCE: the heat exchanging section of a gas air cooling apparatus has a frame consisting of lateral walls provided with wall displacers of the flow of exterior cooling environment predominantly air, upper and low beams and also chambers with tube plates for inputting and outputting of the cooling gas. In the tube plates the ends of finned heat exchanging tubes are choked up. These tubes develop a multi-row, single passing bundle. AT that each chamber of input and output of gas is located correspondingly on the input and the output of the heat exchanging tubes and together with them a vessel working under pressure. At that the chamber of input or output of gas is formed by corresponding tube plate and the parallel exterior plate which has transparent openings provided with removable corks. These openings are coaxial with the openings in the tube plate and the openings in the tube plates are located in rows at the height of the section with an axial pitch making up (0,95-1,35)-d and with axial pitch in the rows adjacent according the height making (0,91-1,21)-d where d - an exterior diameter of the finning of the heat exchanging tube. At that the openings in each row are displaced on 0,4-0,6 of the pitch from the axles of the openings in the row relatively to the adjacent rows according to the height. The number of the heat exchanging tubes in the direction of the vector of the flow of the exterior cooling environment predominantly air makes from 4 to 14 and in the row the number of the heat exchanging tubes edgewise of the section exceeds in 4-9 times the number of the heat exchanging tubes located in series along the way of the mentioned flow of exterior cooling environment predominantly air.

EFFECT: allows to increase efficiency of heat exchanging at minimum metal consuming in the construction due to optimization of the parameters of heat exchanging elements.

19 cl, 6 dwg

FIELD: the invention refers to heat-and-power engineering particularly to the rows of heat exchanging tubes and may be used in gas air cooling apparatus.

SUBSTANCE: the tube row of the gas air cooling apparatus consists of finned tubes successively located in a row with spacing in axes making 1,7-3,4 diameter of the body of the tube without taking into consideration the diameter of fins. At that the finning of each tube is fulfilled transversely relatively to the central longitudinal axle of the tube and located under an angle to the mentioned axle. The central longitudinal axes of the tubes are oriented predominantly in parallel and located in a conditioned flatness normal to the vector of the flow of the exterior cooling environment, predominantly air. At that the tubes are located to form the flow in the projection of the mentioned conditioned flatness of aerodynamics shading with various aerodynamics transparency consisting of plots of complete aerodynamics opaque corresponding to projections on the mentioned flatness of the bodies of the tubes without taking the finning into account and the plots of incomplete aerodynamics transparency each limited from one side with a conditioned direct line passing along the tops of the fins and from the other side - with the contour of the body of the tube to the base of the fins. At that the tubes in the row are accepted at the condition according to which correlation on the unit of the square of the mentioned flatness of total square of the mentioned plots with various aerodynamics opaque compose correspondingly (0,25-0,52):(0,29-0,58).

EFFECT: allows to increase thermal aerodynamics characteristics of the tube row of the gas air cooling apparatus and improve conditions for streamlining tubes in the row with the exterior cooling environment and provides increasing thermal effectiveness of the apparatus at minimal metal consuming by the construction.

3 cl, 3 dwg

FIELD: the invention is designed for application in heat-and-power engineering particular in convection heating surfaces namely in the bundle of finned heat exchanging tubes and may be used in a gas air cooling apparatus.

SUBSTANCE: the bundle of finned heat exchanging tubes for a gas air cooling apparatus has tubes located in rows placed one over another with displacement of the tubes in each row relatively to the tubes in the rows adjacent throughout the height of the bundle. The rows of the tubes are separated one from another by distancing elements in the shape of plates with prominent and concave plots placed interchangeably forming supporting sites for the rows of tubes adjacent throughout the height of the bundle. At that the tubes are predominately fulfilled as single-pass ones with finning. They form in the limits of each row in projection on conditional flatness normal to the vector of the flow of an exterior heat exchanging environment inputting to the tubes predominantly cooling air flow. The flow passes through the central longitudinal axle of the tubes of each row of the plots of complete aerodynamics opaque corresponding to projections on the indicated flatness of the tubes without taking into account the finning, the plots of complete aerodynamics transparency corresponding to the projections on the indicated gaps between the edges of the fins directed to each other and adjacent to the row of the pipes and the plots of incomplete aerodynamics transparency. Each plot is limited from one side with conditional direct line passing over the tops of the fins and the other side - with the contour of the body of the tube along the base of the fins. At this the specific correlation of the mentioned conditional flatness of the unit of the area to the mentioned conditional flatness of the summary of the square projections of the indicated areas with various aerodynamics transparency in each row composes correspondingly (0,85-1,15): (1,82-2,17): (1,80-2,190).

EFFECT: allows to increase thermal effectiveness due to optimization of parameters of the heat exchanging elements.

4 dwg, 19 cl

FIELD: the invention is designed for application in heat-and-power engineering particular in convection heating surfaces namely in the bundle of finned heat exchanging tubes and may be used in a gas air cooling apparatus.

SUBSTANCE: the bundle of finned heat exchanging tubes for a gas air cooling apparatus has tubes located in rows placed one over another with displacement of the tubes in each row relatively to the tubes in the rows adjacent throughout the height of the bundle. The rows of the tubes are separated one from another by distancing elements in the shape of plates with prominent and concave plots placed interchangeably forming supporting sites for the rows of tubes adjacent throughout the height of the bundle. At that the tubes are predominately fulfilled as single-pass ones with finning. They form in the limits of each row in projection on conditional flatness normal to the vector of the flow of an exterior heat exchanging environment inputting to the tubes predominantly cooling air flow. The flow passes through the central longitudinal axle of the tubes of each row of the plots of complete aerodynamics opaque corresponding to projections on the indicated flatness of the tubes without taking into account the finning, the plots of complete aerodynamics transparency corresponding to the projections on the indicated gaps between the edges of the fins directed to each other and adjacent to the row of the pipes and the plots of incomplete aerodynamics transparency. Each plot is limited from one side with conditional direct line passing over the tops of the fins and the other side - with the contour of the body of the tube along the base of the fins. At this the specific correlation of the mentioned conditional flatness of the unit of the area to the mentioned conditional flatness of the summary of the square projections of the indicated areas with various aerodynamics transparency in each row composes correspondingly (0,85-1,15): (1,82-2,17): (1,80-2,190).

EFFECT: allows to increase thermal effectiveness due to optimization of parameters of the heat exchanging elements.

4 dwg, 19 cl

FIELD: the invention refers to heat-and-power engineering particularly to the rows of heat exchanging tubes and may be used in gas air cooling apparatus.

SUBSTANCE: the tube row of the gas air cooling apparatus consists of finned tubes successively located in a row with spacing in axes making 1,7-3,4 diameter of the body of the tube without taking into consideration the diameter of fins. At that the finning of each tube is fulfilled transversely relatively to the central longitudinal axle of the tube and located under an angle to the mentioned axle. The central longitudinal axes of the tubes are oriented predominantly in parallel and located in a conditioned flatness normal to the vector of the flow of the exterior cooling environment, predominantly air. At that the tubes are located to form the flow in the projection of the mentioned conditioned flatness of aerodynamics shading with various aerodynamics transparency consisting of plots of complete aerodynamics opaque corresponding to projections on the mentioned flatness of the bodies of the tubes without taking the finning into account and the plots of incomplete aerodynamics transparency each limited from one side with a conditioned direct line passing along the tops of the fins and from the other side - with the contour of the body of the tube to the base of the fins. At that the tubes in the row are accepted at the condition according to which correlation on the unit of the square of the mentioned flatness of total square of the mentioned plots with various aerodynamics opaque compose correspondingly (0,25-0,52):(0,29-0,58).

EFFECT: allows to increase thermal aerodynamics characteristics of the tube row of the gas air cooling apparatus and improve conditions for streamlining tubes in the row with the exterior cooling environment and provides increasing thermal effectiveness of the apparatus at minimal metal consuming by the construction.

3 cl, 3 dwg

FIELD: the invention is designed for application in heat exchanging apparatus namely in heat exchanging sections and may be used in air cooling apparatus.

SUBSTANCE: the heat exchanging section of a gas air cooling apparatus has a frame consisting of lateral walls provided with wall displacers of the flow of exterior cooling environment predominantly air, upper and low beams and also chambers with tube plates for inputting and outputting of the cooling gas. In the tube plates the ends of finned heat exchanging tubes are choked up. These tubes develop a multi-row, single passing bundle. AT that each chamber of input and output of gas is located correspondingly on the input and the output of the heat exchanging tubes and together with them a vessel working under pressure. At that the chamber of input or output of gas is formed by corresponding tube plate and the parallel exterior plate which has transparent openings provided with removable corks. These openings are coaxial with the openings in the tube plate and the openings in the tube plates are located in rows at the height of the section with an axial pitch making up (0,95-1,35)-d and with axial pitch in the rows adjacent according the height making (0,91-1,21)-d where d - an exterior diameter of the finning of the heat exchanging tube. At that the openings in each row are displaced on 0,4-0,6 of the pitch from the axles of the openings in the row relatively to the adjacent rows according to the height. The number of the heat exchanging tubes in the direction of the vector of the flow of the exterior cooling environment predominantly air makes from 4 to 14 and in the row the number of the heat exchanging tubes edgewise of the section exceeds in 4-9 times the number of the heat exchanging tubes located in series along the way of the mentioned flow of exterior cooling environment predominantly air.

EFFECT: allows to increase efficiency of heat exchanging at minimum metal consuming in the construction due to optimization of the parameters of heat exchanging elements.

19 cl, 6 dwg

FIELD: the invention is designed for application in the field of heat exchange-and-power engineering namely in heat exchanging apparatus of the type of a gas air cooling apparatus.

SUBSTANCE: the heat exchanging apparatus of the type of a gas air cooling apparatus has an arrangement for drawing off and feeding into the zone of the bundle of heat exchanging tubes of exterior heat exchanging environment fulfilled in the shape of a vessel open from the side of the gables. The vessel is formed in the zone of location of the heat exchanging tubes with the help of lateral and gables walls of the heat exchanging section of the apparatus and a multi-row bundle of heat exchanging tubes. At the input it is fulfilled with multi-mouth section formed by the mouths of the casings of ventilators for feeding the cooling environment . Each of them has a baffle with a round transversal section in the zone of locating the ventilator and a multi angular predominantly rectangular transversal section in the zone adjoining to the heat exchanging section c with at least two opposite edges adjoining to the corresponding contact plots of the lateral walls of the heat exchanging section. AT that the lateral walls from the interior side of the vessel are provided with longitudinal cowl-displacers in the shape of the elements forming in the vessel extensive projections at least on the most part of the length of the interior wall of the vessel and the gables of the vessel are formed with the help of the tube plates of the gas input-output chambers of the heat exchanging section at least at the part of their height making up 0,5-0,85 of the height of the lateral walls. The tube plates are installed as piers of different height in the final ends of the plots of the lateral walls of the vessel. AT that the correlation of the total square of the multi mouth section at the input of the vessel formed with the help of mouths of the casings of the ventilators in the vessel to the square of the section of the vessel at its output makes according to overall dimensions of the vessel ∑Flow:FUPPER=0,42-0,9 and in the flatness of aerodynamic shading formed by the upper row of the bundle of the heat exchanging tubes the mentioned correlation makes 0,51±11,5% where ∑low- total square of the multi mouth input section of the vessel, m2; F upper - the dimension square of the working section of the vessel in its upper part without taking into consideration the aerodynamics shading developed by the heat exchanging tubes of the bundle,m2.

EFFECT: allows to increase efficiency of a gas air cooling apparatus due to constructive decisions of the walls of a vessel securing better aerodynamics of passing of the cooling environment including wall zones of the vessel and also in high adaptability of the system of the vessel to seasonal changes in exterior environment and mass of the cooling gas passing through the heat exchanging tubes of the bundle of the vessel at the expense of optimization of correlation of parameters of passing sections of the vessel and of the whole apparatus.

4 cl, 3 dwg

FIELD: the invention is designed for application in energy engineering namely in the technology of manufacturing and construction of heat exchanging sections of a gas air cooling apparatus.

SUBSTANCE: the mode of manufacturing of a heat exchanging section of a gas air cooling apparatus includes manufacturing predominantly on a loft of the lateral walls of the frame of the

section with wall displacers-cowls of air environment, assembling on a slip with support poles of the elements of the frame of the section - lateral walls, lower transversal beams and gas input-output chambers forming gables of the frame and also of frame rigidity elements with the following packing of the multi-row bundle with single-passing finned heat exchanging tubes with forming with them and the gas input-output chambers of a vessel working under pressure, installation of upper transversal beams and carrying out hydraulic tests of the assembled section. At that the terminal poles of the slip are executed with locating their leaning sites at different levels with height difference making ( 1,1-4,6)d, where d - an interior diameter of a tube of the bundle and at assembling the frame the gas input-output chambers are installed on the final poles of the slip.

The heat exchanging section of the gas air cooling apparatus is fabricated in accord with above indicated mode. The mode of manufacturing of the heat exchanging section of the gas air cooling apparatus includes manufacturing on the loft of the lateral walls of the frame of the section with wall dispersers-cowls of air environment, and also elements of rigidity of the frame, assembling on the loft with support poles of the elements of the frame - lateral walls , lower transversal beams and forming gables of the walls of the frame of the chambers of input-output of the gas and also of the elements of rigidity of the frame with following packing of the multi-row bundle out of single-passing finned heat exchanging tubes forming with their help and the gas input-output chambers of a vessel working under pressure, installation of upper transversal beams and carrying out of hydraulic tests of the assembled section. At that the low and the upper transversal beams of the frame of the section are installed along the length of the lateral walls with spacing overall of height marks, equal (0,12-),51)d, where d - an interior diameter of the tube of the bundle and cuts of different height predominantly for dimensions of the transversal section of the chambers are made for installation of gas input-output chambers on the final plots of the lateral walls in the upper belt and the overall part of the height of the walls. The heat exchanging section of the gas air cooling apparatus is characterized with the fact that it is manufactured in accord with this mode.

EFFECT: allows to increase manufacturability of fabricating of the heat exchanging sections at simultaneous lowering of metal consuming of construction, simplification of the process of fabricating and lowering labor-intensiveness.

13 cl, 10 dwg .

FIELD: the invention is designed for application in energy engineering and namely is used for manufacturing of heat exchanging equipment particular for gas air cooling apparatus.

SUBSTANCE: the mode of manufacturing of a tube chamber of the gas air cooling apparatus or a section of the gas air cooling apparatus fabrication of half-finished articles out of metallic sheet for lateral, upper, lower and butt-ends walls and for no less than two power bulkheads of the tube chamber with openings for passing of a gas flow. At that the length of the half-finished articles for lateral walls are fulfilled correspondingly the width of the apparatus or of the section of the apparatus. All half-finished articles are fabricated for the lateral walls with fulfilling chamfers for welding. At that at least the chamfers on the half-finished articles for the lateral walls forming the tube and the exterior plates of the chamber and also the chambers on upper and lower walls are fulfilled of broken configuration in the transversal section with forming support regions and edges of a welding mouth with a technological angle of opening-out 41-53°. After fabrication of half-finished articles an in series assembling and connection on welding of lateral walls with power bulkheads are executed and trough them a united rigid construction to which the upper and the lower walls are connected is formed. After that in one of the lateral wall forming a tube plate openings for the ends of the heat exchanging tubes openings are made and in the other lateral wall forming an exterior plate threading openings coaxial with the openings in the tube plate are fulfilled for providing possibilities of introduction of technological instruments for fixing the ends of the tubes in the tube plate and the subsequent installation of caps predominantly along the thread in the openings of the exterior plate and in the upper and/or in the upper walls openings for sleeves predominantly with flanges for connection with a collector of feeding or for offsetting of gas are fulfilled. At that the power bulkheads are installed in a high range making up ±1/4 of the high of the chamber counting from medium horizontal flatness along the height of the chamber, and the gables of the chamber are mounted after installation and fixing of the ends of the heat exchanging tubes of the chamber.

The tube chamber of the gas air cooling apparatus or the section of the gas air cooling apparatus, the gas input chamber of the gas air cooling apparatus or the section of the gas air cooling apparatus and the gas output chamber of the gas air cooling apparatus or of the section of the gas air cooling apparatus are manufactured in accord with the above indicated mode.

EFFECT: allows to decrease the labor-intensiveness of the mode, increase manufacturability of the measuring chambers and improve their strength characteristics and thermal efficiency.

15 cl, 8 dwg

FIELD: the invention is designed for application in energy engineering namely it may be used at manufacturing of heat exchanging apparatus particularly for manufacturing of heat exchanging sections of gas air cooling apparatus.

SUBSTANCE: the mode of manufacturing of a heat exchanging section of a gas air cooling apparatus envisages manufacturing and assembling of a frame of a heat exchanging section, a chamber of input and a chamber of output of cooling gas with upper, lower walls, lateral walls forming correspondingly tube and exterior plates with openings, gables and at least one power bulkhead, assembling the walls of the heat exchanging section with wall dispersers-cowls of the flow of the exterior cooling environment predominantly of air, packing the heat exchanging section with a bundle of heat exchanging finned, single passing tubes with their installation in the heat exchanging section in rows along the height with dividing the rows with elements on different distances and fixing the ends of the tubes in the openings of the tube plates. At that the number n on a meter of the width of the transversal section of the bundle of the heat exchanging tubes is taken out of condition where FT - arelative total square of the heat exchanging surface of the bundle of finned tubes falling on 1 m2 of the square of the transversal section of the flow of the heat exchanging environment predominately of air taken in the diapason 72,4<FT < 275,8, a stretched magnitude; D1- a diameter of a heat exchanging tube with finning, m; D2 -a diameter of the same heat exchanging tube without finning, m; Δ -the thickness of the fin of the finning or an average thickness of a fin, m; Β - a pitch of the fin of the tube, m.

EFFECT: allows to decrease labor-intensiveness of manufacturing and assembling of a heat exchanging section of the gas air cooling apparatus at simultaneous increasing of heat exchanging effectiveness and manufacturability due to optimization of the quantity of heat exchanging tubes in a bundle and as a result of mass of elements of the chamber of input and of the chamber of output of gas namely tube and exterior plates, optimal number of openings in which their mass is decreased at simultaneous security of demanded solidity and longevity of separate elements of a heat exchanging section and as a result of the whole gas air cooling apparatus.

5 cl, 7 dwg

FIELD: the invention is designed for application in energy engineering and namely may be used at manufacturing of heat exchanging apparatus particularly at manufacturing of gas air cooling apparatus.

SUBSTANCE: the mode of manufacturing of a gas air cooling apparatus envisages manufacturing and mounting of heat exchanging sections with chambers of input and output of gas and with a bundle of heat exchanging finned tubes, collectors of input and output of gas and supporting construction of the apparatus with supports for the engines of the ventilators. At that the support for the engine of each ventilator is made suspended consisting of a central supporting element and tension bars connecting it with corresponding bundles of the supporting construction of the gas air cooling apparatus. At that the central supporting element is fulfilled in the shape of a many-sided socket with a supporting site with a central transparent opening for the engine of the ventilator and connected with it and between themselves the supporting and connecting plates forming lateral edges of the socket interchanging along its perimeter supporting and connecting plates. The supporting plates are fulfilled with configuration corresponding to the configuration of supporting sites of tension bars of end plots predominantly rectangular inverted to them, the supporting plates are located with possibility to contact along its surface with the surface of the supporting site of the end plot of corresponding tension bar. The connecting plates are fulfilled in the shape of pairs of identical trapezes inverted with their smaller foundations to the supporting site for the engine of the ventilator. At that the trapeze of each pair is located diametrically opposite to each other and the central supporting element is fulfilled preferably on the slip.

EFFECT: allows to increase manufacturability of the gas air cooling apparatus, to simplify the assembling of its elements at simultaneous decreasing of men-hours and material consumption and increase reliability and longevity of the manufactured construction due to simplification of manufacturing of supports for the engines of the ventilators and the supporting construction of the apparatus as a whole and using for manufacturing of the elements of the apparatus of the technological rigging developed in the invention that allows to increase accuracy of assembling and to reduce labor-intensiveness.

15 cl, 13 dwg

FIELD: the invention is designed for application in energy engineering and namely may be used at manufacturing of gas air cooling apparatus.

SUBSTANCE: the mode of manufacturing of gas air cooling apparatus envisages manufacturing of heat exchanging finned tubes, manufacturing of a frame, at least one heat exchanging section with lateral walls and interconnecting beams, manufacturing of chambers of input and output of gas, packing the bundle of heat exchanging tubes, manufacturing of collectors of input and output of gas, a supporting construction for the apparatus with supports for the engines of the ventilators and assembling of the elements of the apparatus. At that each lateral wall of the heat exchanging section is fulfilled in the shape of a channel with shelves inverted to the heat exchanging tubes and located on the interior surface of the channel's wall longitudinally oriented by dispersers-cowls of the flow of cooling environment forming the channel's ribs of rigidity which are installed in accord with the height of the channel's wall with a pitch in the axles corresponding to the double pitch between the rows of the tubes in the bundle. At that at least part of the volume of each marginal tube in the row and/or its finning is placed at least in a row under the overhang of the channel's shelf corresponding to the lateral wall of the heat exchanging section of the apparatus. At that the support for the engine of each ventilator consisting out of a central supporting element and tension bars is fulfilled suspended connecting it with corresponding bundles of the supporting construction of the gas air cooling apparatus.

EFFECT: allows to increase manufacturability of assembling the apparatus and its elements at simultaneous decreasing of labor and consumption of materials and increasing thermal technical efficiency of the heat exchanging sections and reliability of the apparatus in the whole due to manufacturing walls of heat exchanging sections allowing to use to optimum the heat exchanging volume of the section and to optimize the feeding of the exterior cooling environment to the tubes at the expense of reducing energy waists for feeding the exterior cooling environment with excluding the necessity in reverse cross-flows in the wall zones of the chambers and combining of functions of the chambers' elements providing the indicated thermal technical effect and simultaneously increasing rigidity of the frame of the heat exchanging sections.

13 dwg, 23 cl

FIELD: heating.

SUBSTANCE: invention relates to heat engineering. The proposed device allows heat exchange between fluid medium and gas and comprises the casing, at least, one flat screen carcass made up of several heat-conducting-material capillaries arranged in parallel and equidistant relative to each other, and several heat-conducting-material wires connected to aforesaid capillaries to transfer heat via metal contacting, and pass at equal distance and crosswire relative to capillaries. The distance between wires approximates to that of their diametre. Gas flows along the wires to transfer heat to fluid medium that flows in capillaries, through capillary walls and via wires. The heat exchanger design allows the gas flowing along each screen carcass, lengthwise relative to the wires, and prevents flowing of a notable amount of gas through screen carcasses. The hothouse comprises soil surface with plants arranged thereon or in bearing pots, cultivation chute and, at least one heat exchanger. Note here that one gas inlet or outlet holes is located above leaf surface, while the other one is located below the said level, or both holes are located within the limits of the said surface. At least one heat exchanger purifies air. Several heat exchangers make the central heating system. Thermal pump system incorporates the heat exchanger.

EFFECT: higher efficiency and simplified servicing.

28 cl, 11 dwg

Up!