Cooling tower packing unit

FIELD: water supply.

SUBSTANCE: invention relates to recycling water supply, specifically to structural elements of cooling towers and other devices for heat-mass exchange between liquid and gaseous media, in particular, to cooling towers of sprinklers and water catchers elements. Cooling tower tip unit contains tubular elements from thermoplastic material with latticed wall folded in layers parallel to each other, wherein at ends tubular elements are welded to each other, tubular elements are made with triangular cross section and between each layer of tubular elements strip from thermoplastic material is laid across tubular elements along each of their ends, welded to tubular elements in places of their contact with strip, wherein during welding melting tubular elements end sections and strips laid between them and forming unit solid end walls, and cavities of each of tubular elements and inter-tube space is filled with heat-mass exchange additional elements. Heat and mass exchange additional elements are made in form of cylindrical ring, on side, inner and outer surfaces of which screw thread in opposite directions is made, or in form of ball on surface of which semi-spherical shape through bores are made, or in form of ring, on outer surface of which screw surface is made according to plated screw type, or in form of, at least, three-bladed propeller.

EFFECT: technical result is uniformity of heat-mass exchange and, consequently, increasing of sprinkler cooling capacity.

1 cl, 5 dwg

 



 

Same patents:

FIELD: machine building.

SUBSTANCE: polymer pipe of a cooling tower sprinkler comprises flat solid walls and is made in the cross section as a rectangle or a square, besides, on the pipe walls there are some ledges, each ledge arranged at the angle to the cross section of the pipe, and the pipe that is rectangular or square in the cross section is made with rounded angles, in the longitudinal direction the pipe is divided by transverse convex corrugations of equal width into sections. Corrugations are made with side walls inclined at the blunt angles to the surface of the pipe and a flat top along the side walls of the pipe, where four inclined ledges are made with the flat top, the vertical flat side wall and rounded end walls. Inclined ledges are arranged at the equal distance to each other and are inclined to the horizontal line at the vertical position of the pipe at the angle from 30° to 40°, and corrugations are connected to each other by oblique ledges, the height of which is equal to height of transverse convex corrugations. Besides, the oblique ledges are made with the flap top, vertical side walls and are inclined to the horizontal line with the vertical position of the pipe at the angle from 50° to 70°.

EFFECT: increased intensity of heat and mass exchange with higher reliability of operation of a cooling tower sprinkler assembled from these pipes.

2 dwg

FIELD: power industry.

SUBSTANCE: cooling tower sprayer is made in the form of a module of layers of polymer cellular tubes; tubes are cylindrical, arranged in all layers parallel to each other and welded on the module edges between each other at contact points, cavities of each tube and inter-tube space is filled with hollow polymer balls; at that, diameter of balls is more by 5-10% than maximum size of the tube cell, each tube is wound with mutually crossing treads along outer surface.

EFFECT: improvement of cooling capacity of a sprayer and reduction of material consumption.

4 dwg

FIELD: power engineering.

SUBSTANCE: polymer pipe of a cooling tower sprinkler comprises flat solid walls and is made in the cross section as a rectangle or a square, on the pipe walls there are serially alternating rows of ledges or indents, besides, each ledge or indent are arranged at the angle to the cross section of the pipe from 30° to 45°. Besides, the pipe with rectangular or square cross section is made with rounded corners, in the longitudinal direction the polymer pipe is divided with transverse convex narrow and wide corrugations into sections, at the same time narrow and wide transverse corrugations alternate in turns, in each section there is either at least one row of ledges or at least one row of indents, besides, ledges are made twice wider than the indents, and along the pipe there is serially one section with ledges, two sections with indents, two sections with ledges and one section with indents.

EFFECT: higher intensity of heat and mass exchange with higher reliability of operation of a cooling tower sprinkler assembled from these pipes.

1 dwg

FIELD: power engineering.

SUBSTANCE: polymer pipe of a cooling tower sprinkler comprises flat solid walls and is made in the cross section as a rectangle or a square, besides, on pipe walls there are rows of ledges, and each ledge is arranged at the angle to the cross section of the pipe from 30° to 45°, at the same time the pipe that is rectangular or square in the cross section is made with rounded angles, in the longitudinal direction the polymer pipe is separated with transverse convex corrugations of even width into sections, sections serially alternate into sections with ledges and sections with flat walls, height of ledges is equal to the height of transverse convex corrugations.

EFFECT: increased intensity of heat and mass exchange with increased reliability of operation of a cooling tower sprinkler assembled from these pipes.

1 dwg

FIELD: power industry.

SUBSTANCE: cooling tower sprayer is made in the form of a module of layers of polymer cellular tubes; tubes are cylindrical, arranged in all layers parallel to each other and welded on the module edges between each other at contact points, cavities of each tube and inter-tube space is filled with hollow polymer balls; at that, diameter of balls is more by 5-10% than maximum size of the tube cell.

EFFECT: improvement of cooling capacity of a sprayer and reduction of material consumption.

4 cl, 4 dwg

FIELD: power industry.

SUBSTANCE: in cooling tower sprayer made in the form of a module of layers of polymer cellular tubes, the tubes are cylindrical, arranged in all layers parallel to each other and welded along edges of the module to each other at contact points, and cavities of each of the tubes and inter-tube space is filled with hollow polymer balls; at that, ball diameter is by 5-10% bigger than maximum size of cell of tubes. Polymer cellular tubes are made in the form of cylindrical tubes, on the side surface of which there are two slots in the direction parallel to generatrixes of the cylindrical surface and a slot in the direction perpendicular to the axis of that surface. Besides, when being closed, the slots form a "П"-shaped slot; as a result, the obtained petals are bent in the direction of axis of cylindrical surface; at that, on the petals there made are bends in the form of flanges in the direction perpendicular to axis of cylindrical surface, and similar petals are made so that they are located through an angle of 90° from the previous ones.

EFFECT: improvement of cooling capacity of sprayer and reduction of material consumption.

3 dwg

FIELD: machine building.

SUBSTANCE: short-layered cooling tower sprinkler consists of corrugated sheets assembled into packets and installed vertically and parallel to the oppositely directed corrugations on adjacent sheets; the sheets with slanting corrugations alternate with the sheets of with straight corrugations. Height of the sprinkler packets is within the limits defined by a ratio H=m·de, where h is height of sprinkler packets, m is a coefficient equal m=3÷6, de is an equivalent diameter of the irrigator channel equal de=4F/p, F is area of the living section of the irrigator channel hole, P is perimetre of the irrigator channel hole. In each subsequent sheet with straight corrugations direction of the corrugation is changed to 90°. The straight corrugations are made of trapezoidal section. The slanting corrugations on sheets are made with the slope angle α=65÷85° relative to a horizontal edge of the sheet. In each subsequent sheet with slanting corrugations direction of the corrugation is changed to the opposite. The slanting corrugations are made of triangle section. The sprinkler packets are in a cooling tower are stacked in several layers, with the packets located relative to one another rotated by 60÷90°.

EFFECT: intensification of heat exchange and mass exchange while minimising flow resistance.

7 cl, 4 dwg

FIELD: power engineering.

SUBSTANCE: cooling tower sprinkler is manufactured as a module from vertical rows of parallel meshed shells of cylindrical shape of identical height as rigidly fixed at the ends in areas of contact. Along the generatrix of each cylindrical meshed shell there are solid plates fused with width from 3 to 15 mm, and in the inner volume of shells there are inserts in the form of a meshed shell of triangular profile with length from 0.1 to 0.3 of the height of the cylindrical shell with solid plates fused along generatrices with width from 3 to 15 mm. In the cooling tower sprinkler, in the form of a unit of meshed cylindrical shells of different height, rows of shells of larger height alternate with two rows of meshed shells of smaller height arranged at upper and lower ends of the shells of larger height, and in the inner volume of the meshed cylindrical shells of larger height at their ends there are inserts representing a meshed shell of triangular profile with height from 0.1 to 0.3 of the larger shell height with solid plates aligned along generatrices with width from 3 to 15 mm, and in the inner volume of the shell of smaller height there is an insert with height from 0.5 to 1.0 of the height of the smaller shell.

EFFECT: invention makes it possible to increase stiffness of the sprinkler's design, to reduce its material intensity and to increase extent of water cooling in the cooling tower.

2 cl, 5 dwg

FIELD: agriculture.

SUBSTANCE: cooling tower sprinkler unit comprises a packet of vertically installed joined corrugated sheets from polymer material with parallel vertical corrugations, in the assembled packet the sheet corrugations form vertical channels in the form of hexahedral prisms. Besides, two faces of prisms arranged along the cross section of the sprinkler sheets are flat, and four remaining faces are arranged at the angle of 45° to the flat faces, and on these faces there are "П"-shaped, sinusoid or trapezoidal corrugations, equal in width and depth, surface of which is smooth or with notches, and arranged perpendicularly to vertical corrugations of the sprinkler unit sheets. At the same time the width of the flat faces equals the corrugation width, and adjacent corrugate sheets of sprinkler are fixed to each other along the flat faces.

EFFECT: increased intensity of heat mass exchange with higher reliability of cooling tower sprinkler operation.

4 cl, 5 dwg

Regular packing // 2425317

FIELD: power industry.

SUBSTANCE: regular packing for heat and mass exchange processes in the form of framework from rigid rectangular frames with contact surfaces from threads for interaction of gas and liquid represents m number of frameworks, each of which represents parallelepiped the sides of which are frames; at that, on two opposite ribs of upper and lower frames there located are synthetic fibrillated threads from mesh belt, which cross in one inside parallelepiped, thus forming X-shaped contact surface. Frameworks are installed as to height in several tiers; at that, each next tier is installed with turn of frameworks through 90° relative to the previous tier.

EFFECT: increasing efficiency of heat and mass exchange processes owing to increasing the surface area of contact surface and contact time of gas and liquid at simultaneously low hydraulic resistance.

5 dwg

FIELD: heat exchanging apparatus.

SUBSTANCE: sprinkler member has a concave plate along its longitudinal axis and stiffening ribs. The stiffening ribs are C-shaped in cross-section, with convexity facing concavity of the plate. The ratio of the plate width S to the concavity V ranges within 12≤S/V≤50. The ratio of concavity radius R to the radius of the C-shaped profile of the stiffening rib ranges within 25≤S/V≤60. The plate is made of plastic or metal.

EFFECT: improved performance.

5 cl, 12 dwg

FIELD: water supply systems.

SUBSTANCE: sprinkler comprises long polymeric grid pipes which are placed in parallel layers. The axes of the grid pipes in each layer are parallel and intersect at the right angle with the axes of the grid pipes in each layer. One or both of the outer layers are defined by individual segments grid pipes . The space between the segments in the layer is equal to the sum of the diameters of the grid pipes. The pipe segments are arranged above the spaces between adjacent layers with parallel oriented axes of the grid pipes. The pipe segments are fixed with fastening members mounted at the ends of each grid pipe of the segment vertically throughout the heating of the sprinkler and made of corrosion-resisting material.

EFFECT: simplified assembling.

3 cl, 3 dwg

FIELD: heat exchange apparatus.

SUBSTANCE: plate comprises flat section at the top edge of the plate provided with longitudinal stiffening rib and sinusoidal corrugation arranged over the height of the plate and made of two or more sections with opposite inclination of corrugations. The sides of the corrugations are provided with projections. The bottom section of the corrugations of the sprinkler ends either in closed or semi-closed rhomboid or corrugated slot with parallel walls. The plate of the sprinkler is provided with three layers of corrugation. The sinusoidal corrugations of adjacent parts are either inclined in opposite directions or in the same vertical direction keeping the height and horizontal width of the sinusoidal corrugations to be constant. The smaller inclination angles to the horizon is greater of the smaller angle of inclination of the subsequent section, and projections made of wave-like corrugation on the surface of each section is perpendicular to the sinusoidal corrugations to provided 90° between the direction of the sinusoidal corrugations with respect to the wave-like corrugations arranged on them. The surface of the sprinkler plate is provided with grain corrugation whose height is 0.01-0.5 of the height of the wave-like corrugations made of horizontal strips of height within 0.01-1.0 of the height of corresponding section of the sprinkler plate. The flat section with stiffening ribs can be arranged on any side of the four-side sprinkler plate.

EFFECT: enhanced efficiency of cooling.

1 cl, 13 dwg

FIELD: counterflow cooling towers.

SUBSTANCE: proposed cooling tower sprinkler unit contains sieve members made of polymeric material installed in rows at different angles relative to members in adjacent rows. Said members in rows are installed at angle of 70°-120° to horizon, end faces of members being connected by welding along four side surfaces of unit which is made of height within 300 and 1500 nm and width within 500 and 2000 mm. Members in rows are installed at distance of 0.5-2.0 of member height. Members are made with different cross section and are arranged in definite compositions, for instance, round and triangular sections, or triangular and rhombic sections. Fire-proofing compound and/or biological protection additions and/or additions to decrease water repellency are introduced into material of members.

EFFECT: provision of high efficiency of heat-mass exchanger at different operating conditions of cooling tower and operation reliability.

4 cl, 4 dwg

FIELD: heat-exchanging equipment, particularly components of tower-coolers.

SUBSTANCE: device comprises sprinkler members formed of thermoplastic material, movable plates provided with heating members and arranged between ends of the sprinkler member. Device is formed as two sections with plates having thickness of 10-50 mm, wherein the central plate arranged between sections is movable and provided with heating member. Device also has pullout containers located in the sections and adapted for receiving sprinkler members, screens of release heat-resistant material connected to plate surfaces facing ends of the sprinkler members.

EFFECT: increased productivity, prevention of adhesion between sprinkler member ends and plates, provision of pipe welding operations under control.

4 dwg

FIELD: the invention may be used in systems of recycling water supply of plant facilities for cooling of technologically heated water with atmospheric air in counter-flow cooling towers and may be also used in chemical, metallurgical and other sectors of industry.

SUBSTANCE: the essence of the invention is that the block of the cooling tower's sprinkler has three-dimensional elements which are made of cellular thermoplastic polymeric material. The block of the cooling tower's sprinkler is a hollow cylinder with an exterior diameter of 500 mm, length of 500-1000 mm made by way of fastening the exterior net with cell's diameter of 8x8 mm and the interior net with cell's diameter of 15x15 mm with frame rings between the nets. The block is installed with its side surface to the flows of water and air. In the next layers the block is turned round to 90% relatively to the block installed in the predecessor layer. For fastening the block 5 frame rings made out of polymeric tubes with diameter of 15 mm are used. At that the nets and the rings are fastened with a synthetic cord or polymeric fasteners.

EFFECT: the invention provides simplicity in manufacturing, convenience in mounting, allows to increase effectiveness of heat-mass exchange, to move off sediments without preceding dismantling of the sprinkler's block.

7 cl, 3 dwg

FIELD: heat power engineering, metallurgy, oil refining, petroleum chemistry and other branches of industry using circulating water supply, applicable for enhancing the efficiency of water cooling in operation as a sprinkler and for reduction of its irrevocable loss in operation as a water catcher in cooling towers.

SUBSTANCE: the packing for a heat-exchange apparatus has units with long-sized bulky components with a lattice shell enveloped by closed surface contours and fastened in the units by inner frameworks formed by fixing components passing through the bulky components. The mentioned fixing components of the inner frameworks are made in the form of a single flexible core or pipe, or belt repeatedly alternating the through penetration of the unit with bending through its closed surface of the stiffness profile, the ratio of the radius of bending to the largest dimension of the profile of the bulky component equals 0.1-10, and the beginning and end of the fixing component are fastened on the closed surface contour of the unit stiffness. At such a structure of the units their assembly is considerably simplified due to the use of a single flexible fixing component, a strong coupling between the bulky components with the lattice shell, fixing components of the inner frameworks and closed surface contours of stiffness is provided. The availability of bendings between the fixing components of the inner frameworks and the closed surface contours of stiffness forms bulky, flexible complexes in the units uniformly redistributing the arising external mechanical loads between themselves. The bulky components with the lattice shell are fully unloaded and not subjected to deformation and shrinkage, and reflect and crush the water splashes in operation as a sprinkler, effectively catch the water drops carrier away by the air flow in operation as a water catcher.

EFFECT: enhanced efficiency of packing operation by 15-20%.

2 dwg

FIELD: thermal engineering; return-water coolers such as cooling towers, air conditioners, sewage purification works.

SUBSTANCE: proposed bulk-members block has bulk members and system for integrating the latter into single block; this system characterized in simple design is made in the form of set of spacer grids with subchannels to receive bulk members; spacer-grid straps are made so that cross-sectional area of each of them is 1 to 100 mm2. Proposed block can be prefabricated and allows for organizing sprinkler with vertical or inclined ducts within cooling tower, affording uniform air distribution throughout entire sectional area of sprinkler unit, enhancing its cooling capacity, and for its easy installation in cooling tower.

EFFECT: facilitated in-service maintenance of cooling tower.

6 cl, 3 dwg

FIELD: power engineering; heat- and mass-exchange apparatus in chimney-type cooling towers and mechanical-draft cooling towers of evaporation type; packing for biological cleaning filters.

SUBSTANCE: proposed packing for heat- and mass-exchange apparatus includes vertical screened sheets made from intersecting fibers forming meshes in between them. Proposed packing is made by hot casting in form of corrugated lattice-type structure in form of parallelogram in plan whose longer sides have length of 300-1800 mm and shorter sides have length of 150-1500 mm. Section of fibers of packing has form of polygonal geometric figure, circle or tear-shaped figure at area of 0.5-50 mm2; intersection of fibers forms meshes in form of parallelogram at area of 25-2500 mm2. Corrugation pitch is equal to 20-100 mm and angle of inclination of corrugations relative to longer sides of packing is equal to 20-90°. Besides that, section of corrugations has form of acute-angled zigzag figure or zigzag trapezoidal figure at corrugation height of 20-90 mm. Shorter sides made in form of stiffeners have three holes each, 5-20 mm in diameter made along central vertical axis symmetrically relative to horizontal central axis of packing.

EFFECT: reduction of aerodynamic drag of packing; enhanced efficiency of heat- and mass-exchange.

6 cl, 12 dwg

FIELD: heat and power industry; other industries; sprinkling devices used as the component part of the of the surfaces adhesive bonding.

SUBSTANCE: the invention may be used as the constituent heat-mass-exchange equipment at the direct contact between the gas and the liquid, in particular, in the industrial water cooling towers for cooling the circulating water. The water-cooling tower sprinkling device is made in the form of the module out of the layers of the polymeric mesh shells made cylindrical and arranged in all the horizontal layers in parallel to each other and welded on the ends of the module among themselves in the places of their touch. At that each mesh shell additionally contains in its volume the vane swirlers representing the polymeric cylinders, on the internal side of which there are vanes. Besides the vane swirlers may be rigidly fixed in the volume of the mesh shell by the welding or fixers. The invention solves the problem to increase effectiveness of the heat-mass exchange process.

EFFECT: the invention ensures the increased effectiveness of the heat-mass exchange process.

3 cl, 2 dwg

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