echanical engineering and lighting and heating and weapons and blasting (F)

F            echanical engineering; lighting; heating; weapons; blasting(223534)

ethod and device for air purification management // 2628557
FIELD: ventilation.SUBSTANCE: with air purification, target quality of the purified air is obtained. The current quality of the air being purified is determined. The rate of production for an air purifier is defined in accordance with the target and current quality. The purification duration, necessary for the rate of air purifier production is calculated in accordance with the efficiency of purification. The cleaner is activated and the remaining time is displayed in real time according to the duration of purification. Control devices for air purification are also proposed.EFFECT: improved air purification.13 cl, 7 dwg, 2 tbl

System and method for evaporating gas processing on the ship // 2628556
FIELD: transportation.SUBSTANCE: ship includes the liquefied gas storage tank and the medium pressure gas engine, that uses the liquefied gas stored in the storage tank as the fuel. In addition, the ship also includes a system and method for processing the evaporating gas (BOG), in which the BOG leaves the storage tank and it is compressed. Most part of the BOG is used as the fuel for the ship engines, and the part of the other BOG is liquefied by the BOG cold energy, that has just left the storage tank and returns to the storage tank.EFFECT: effective use of the evaporating gas on the ship.20 cl, 6 dwg

Brake shoe and braking unit // 2628555
FIELD: automotive industry.SUBSTANCE: brake shoe contains the arc-shaped base, having the outer side in the radial direction to install the brake pad and the inner side in the radial direction, opposite to the outer side. Several loops are also formed at the base near its first end. The loops are aligned along the axis and located at the distance from each other along this axis. Each loop is configured in such a way, that it is possible to insert the fastening pin inside it, by means of which the brake shoe can be attached to the brake mounting support with ability to turn. The fastening pin is fixed in the first and the second loops to prevent its movement relative to these loops. The brake unit contains the mounting support, the brake shoes and the drive actuator. The actuator movement causes the movement of the first and the second brake shoes between the engagement position with the brakes working surface and the position, when it does not contact the working surface.EFFECT: stability of braking and steering dynamics.20 cl, 6 dwg

Combined transmission // 2628554
FIELD: transportation.SUBSTANCE: transmission comprises a drive pulley rigidly fixed to the input shaft, a driven pulley fixed to the output shaft and a gear train comprising a drive gear rigidly fixed to the input shaft in engagement with the driven gear wheel rotatably fixed to the output shaft. The transmission additionally contains an override clutch fixed to the output shaft, on which the driven pulley is mounted. The belt drive is located outside the casing.EFFECT: increased transmission reliability and durability while reducing the risk of injury.5 cl, 5 dwg

Hydraulic damper // 2628552
FIELD: machine engineering.SUBSTANCE: hydraulic damper (10) contains the piston valve (22) fixed at the end of the piston rod (11), the base valve (27), the tank chamber (15). The base valve includes the compression side channel (31). The first coil spring (28) is provided between the first valve (24) and the base valve, and the second coil spring (23) is provided between the first valve and the piston valve. The compression side channel is closed by the first valve near the maximum compression state, reducing the oil flow rate, entering the tank chamber. The second valve (33), passing through the first valve centers and the base valve, regulates the oil flow rate, entering the tank chamber (15), when the pressure is equal to or exceeds the specified level of the pressure in the oil chamber (21b). In the second embodiment, the third valve is provided on the lower part of the first valve.EFFECT: damping force characteristic change.3 cl, 30 dwg

Front friction heating bearing with registration of its operation regimes // 2628547
FIELD: machine engineering.SUBSTANCE: thrust bearing oil film to the registration of its operating modes comprises an annular heel (8) and an annular thrust bearing (10) disposed in the housing (11) of the machine. Heel (8) has a smooth work hardened surface, while the thrust of the working surface (10) are protruding rollers (13) of the small needle martensite friction, side surfaces of which form wedges together with the heel (8). Rollers (13) are arranged on the working surface radii, spaced apart at a distance L = (1.5÷3) h at the minimum diameter of thrust bearing (10), where h - the width of the bead (13). The spherical annular thrust bearing surface zone (10) between the working side rollers (13) are located "abradable thermocouple" (15) protruding above the surface of the thrust bearing (10) by an amount equal to the height of the cylinder (13).EFFECT: creation of the thrust bearing fluid friction, which allows very quickly to register the temperature in the contact zone between the heel and thrust, instantly diagnose its operating modes - fluid friction and mixed friction.4 dwg
ethod for reducing wellbore bending // 2628546
FIELD: mining.SUBSTANCE: inner surface of the wellbore is coated with a thermionic material with up to 3 eV, that allows to align the wellbore temperature at its non-uniform heating and, hence, reduce the thermal bending in the wellbore.EFFECT: increased reliability of the wellbore operation with the reduction of energy and material costs.3 cl

Planetary gear of positioning polarimetric optics // 2628544
FIELD: physics.SUBSTANCE: planetary gear of positioning polarimetric optics has a disc with holes formed therein, equidistant from each other and from the disc center, in which the light filters are. A central gear is fixedly mounted on the body of the drive motor, and a disc with four satellite gears, evenly spaced around the circumference and running in the central gear, is mounted on the drive shaft of the drive motor. The gear ratio of the gear pair is 1:1.125.EFFECT: simplification of the planetary gear for positioning the polarimetric optics in the particular case of application, when a problem arises in the astronomical practice not only in the change of the phase shifting plates themselves, but also in turning any one of them to the particular predetermined angle.1 dwg

Device for clipping type clutching // 2628543
FIELD: machine engineering.SUBSTANCE: clutch device includes the first part, the second part, the clamping mechanism and the anti-force mechanism. The first detail is equipped with a set of first dogs. The second part is supplied with a plurality of second triggers. The pressing mechanism is configured to press the first part toward the second part. The opposing force mechanism is configured to form a counter force with respect to the pressing force pressing the first part so that the first pawls and the second pawls are engaged with each other so that the magnitude of the increase in the opposing force relative to the movement of the first part is greater at a position farther on the side of the second part, than in the given position, in comparison with the magnification value for a given position, when the first part is pressed.EFFECT: improving the clutch reaction.5 dwg

Tool with reduced hydraulic oil exchange // 2628517
FIELD: agriculture.SUBSTANCE: frame has seven sections in the position for use in the field and nine sections in the folded position. The frame construction allows the frame having the width more than 27 m to be folded into the transport position having the width of less than eight meters and the height of less than six metres. The hydraulic system is used to carry the weight to the main or central frame section during folding and unfolding in order to increase the frame stability. The hydraulic system uses one or more accumulators to minimize the amount of oil reduction in the tractor tank, caused by the extension of the hydraulic cylinders of the tool. The time periods of the tool raising and lowering cycle are minimized due to providing the second auxiliary cylinder for lifting the main section of the frame when the weight of the entire tool is on the main section and for enabling the use of a smaller cylinder for lifting the main frame section in the position for use in the field and shortening the time periods of the tool raising and lowering cycle for turns in the field.EFFECT: increasing the frame stability during the folding process and reducing the load on the inner wheel assemblies.6 cl, 17 dwg

Heating device for fluid // 2628472
FIELD: heating.SUBSTANCE: fluid heating device includes a reservoir for holding the fluid to be heated and a fuel briquette hydraulically connected with the fluid (and the fuel briquette comprises of a fuel mixture containing reagents and a catalyst) and an ignition source which is thermally coupled with the fuel mixture and the catalyst. The ignition source is selected from the group consisting of an induction heating device, an electrical resistor, a heating device that uses natural gas combustion, and a heating device that uses fuel combustion. The fuel briquette is configured to provide thermal coupling with said fluid. The resistor is designed to be connected to a voltage source. The device further comprises a controller coupled to said voltage source and a temperature sensor. The fuel mixture contains lithium and lithium aluminium hydride. The catalyst comprises of a group element 10. The controller is configured to monitor the temperature from the temperature sensor and, based on the at least partially specified temperature, repeatedly accelerate the reaction in the fuel mixture. Repeated acceleration of said reaction involves changing the voltage of said voltage source.EFFECT: obtained high outlet temperature.10 cl, 7 dwg

Control unit for internal combustion engine // 2628471
FIELD: engine devices and pumps.SUBSTANCE: control unit is designed for the internal combustion engine (2). Engine (2) includes a throttle valve (24) located in the intake duct (10), an EGR channel (30) for recirculating exhaust gas to the side behind the throttle valve (24) in the intake duct (10), and a valve (32) EGR located in the EGR channel (30). Control unit (50) controls fresh air volume by means of throttle valve (24) and by means of EGR valve (32) to determine the closing degree of throttle valve (24) and the opening degree of EGR valve (32), respectively, so that cause the approximation of fresh air volume or the quantitative parameter of the state, correlated with fresh air volume, to the target value. Control device (50) comprises a differential pressure control means and a switching control means. Differential pressure control means is designed to control the differential pressure of throttle valve (24) and the differential pressure control of EGR valve (32). Differential pressure control of throttle valve (24) is a control for adjusting the first differential pressure, which is the difference between gas pressure on the inlet side of throttle valve (24) and gas pressure on the exhaust side of throttle valve (24) in intake duct (10), target differential pressure of throttle valve (24) during fresh air volume control with EGR valve (32). Differential pressure control (32) of EGR valve is a control for adjusting the second differential pressure, which is the difference between gas pressure on the inlet side of EGR valve (32) and gas pressure on the exhaust side of EGR valve (32) in EGR channel (10), target differential pressure of EGR valve (32) during fresh air volume control with throttle valve (24). Switching control device is intended to switch over to controlling the fresh air volume by EGR valve (32) in case if the first differential pressure falls below the target differential pressure of throttle valve (24) during fresh air volume control by throttle valve (24). Switching control device is also intended to switch over to controlling fresh air through throttle valve (24) in case if the second differential pressure falls below the target differential pressure of EGR valve (32) during fresh air volume control with EGR valve (32).EFFECT: increasing the response rate during control before and after switching the control.12 cl, 16 dwg

Stage of submersible multistage centrifugal pump // 2628470
FIELD: engine devices and pumps.SUBSTANCE: stage of a submersible multistage centrifugal pump contains an impeller and a guide device, which consists of a housing, a top disc, a metal bushing, a bottom disc and blades. The guide vanes are located only on the top disc, which is connected to the metal housing. The metal bushing is connected to the bottom disc. The disks and blades of the impeller and the discs and vanes of the guide device are made of a polymer material including a glass-filler and a thermoplastic material.EFFECT: increase in efficiency, maintainability, resistance to abrasive wear and precipitation of mechanical impurities, including salts, in the channels of the guide device and stage impeller, reduction in the pump supply drop with increasing viscosity of the formation fluid.6 cl, 10 dwg

Support for valve levers of internal combustion engine valve drive // 2628469
FIELD: engines and pumps.SUBSTANCE: valve lever of internal combustion engine valve drive comprises a lever bracket (8) on which an axis (6) is located. The lever (2), (3) is rotatably mounted on the axis (6) with its hole (4), (5). The lever (2), (3) is held by axial fixation of the position. The axial fixation of the position is provided by the guiding connection in the form of a joint of an element (9), (10) engagement - jointed element (11), (12) between the bracket (8) and the lever (2), (3). The engagement element (9), (10) oriented transversely to the axial direction enters rotatably into the mating element (11), (12) with axial lateral support. A method for mounting the support is disclosed.EFFECT: reduction of the number of parts and mounting space with axial fixation of the lever position and increasing reliability of operation.11 cl, 4 dwg

Seal insert for ball valve, ball valve seat and ball valve // 2628468
FIELD: construction.SUBSTANCE: sealing insert has the multi-layer structure in which graphite layers alternate with metal sheets. The metal sheets are represented, for example, by steel sheets. The outer parts of the sealing insert are formed by the graphite layers. There are versions for making a ball valve seat with such a sealing insert, and a ball valve with such a seat.EFFECT: Improving the tightness of the ball valve, especially while operating under high temperature conditions and in the presence of fluid media containing solid particles suspended therein.31 cl, 4 dwg

Fuel distributor // 2628467
FIELD: engines and pumps.SUBSTANCE: invention can be used in internal combustion engine fuel feed systems. A fuel distributor (1) is provided, primarily intended for fuel injection systems in an internal combustion engine with compression of the working mixture and its forced ignition, and having a body (6) and at least one clutch (10) made of at least one plastic. A fuel cavity (7) is formed in the housing (6) of the fuel distributor. In addition, a through channel (20) is provided in the fuel distributor housing (6) at the location of the coupling (10), which on one side communicates with the fuel cavity (7) in the housing (6), and on the other hand communicates with the hollow interior space (21) of the coupling (10). The coupling (10) has a sealing edge (22) with a central opening (24) therein, through which the through channel (20) enters the hollow inner space (21) of the coupling (10).EFFECT: increasing the tightness of the fuel distributor design.8 cl, 2 dwg

Substitutive coolant temperature calculation device of internal combustion engine, equipped with additional heater // 2628466
FIELD: engines and pumps.SUBSTANCE: subject of the invention is a device (50) for calculating the engine coolant substitutive temperature (TEs) when an additional heater has been activated in advance to provide optimum control of the internal combustion engine. This temperature is based on weighing (Cp) between the measured temperature (TEmes) of the coolant and the oil temperature (TH). The coefficient of this weighing (Cp) varies depending on the activation conditions of the heater and it is determined based on a pre-compiled cartography. The calculated substitutive temperature takes into account the thermal state of the internal combustion engine.EFFECT: improved engine start-up, eliminated problems of combustion, stops, fuel overexpenditures and increased emissions of pollutants.10 cl, 4 dwg

Actuating unit for axial deflection of gas-exchanging valve in combustion engine // 2628465
FIELD: engines and pumps.SUBSTANCE: actuating unit comprises a disk and a rod that form a piston. A rod is attached to the disk and axially exposes from it. A disk divides a cylinder volume into the first and the second parts and is capable of anaxial movement between active and inactive positions, and a rod is capable of an axial movementin concordance with the disk movement. The unit also comprises a pressurized fluid circuit that is designed with a possibility of controlled fluid communication and with the cylinder volume first part. The unit has the first hydraulic circuit (21) that comprises a fluid-filled space (22). A piston of an actuating unit comprises the second hydraulic circuit (24). A space (22) is in communication with a central hole through the fluid (25) in the second circuit (24) when the piston disk is in the inactive position. A hole (25) is semi-bounded by a positioning piston (29) that is capable of an out-in traverse axially towards the piston and of a pressing on a gas-exchanging valve in the cylinder volume second part. A second circuit (24) comprises a valve (27) that is configured to prevent the fluid flow from the hole (25). A rod has an exposed end (30) that is partially thrust against a stop surface (31) in the space (22) when the disk is in the inactive position. A piston area (29), that faces the central hole (25), is less than or equal to the pressurized exposed end (30) area of the actuating unit piston rod.EFFECT: actuating unit piston rod is always in the inactive defined position when the engine valve is closed or the actuating unit is inactive.5 cl, 5 dwg

ethod of temperature control and temperature control device // 2628439
FIELD: food industry.SUBSTANCE: method involves: defining a target user intending to use a refrigerator; collecting target information on the target user's preferences with respect to food products, the target information about preferences containing at least the target type of food products, the target meal time and the target state of food products; defining the target food products from food products stored in the refrigerator at the time, based on the target-type food products; and controlling the temperature of the area where target food products are stored in such a way that the target food products reach the target state of food products to the target meal time. In said disclosure of the invention substance, the refrigerator can automatically collect target information about the preferences of a target user, who wants to use a refrigerator, and to control the temperature based on the collected target information about preferences in such a way that the target user could obtain from the refrigerator in the target meal time the target food products that are in the target state of food products, required by the target user.EFFECT: increasing the intelligence level of the refrigerator temperature control and improving the user's experience.18 cl, 12 dwg

Refrigerator // 2628430
FIELD: food industry.SUBSTANCE: refrigerator includes a storage compartment formed by heat-insulating walls and having an open front part; a cold air duct extending in the vertical direction of the refrigerator along the inner side of the rear wall of the storage compartment. The cold air duct includes a cold air passage that is made with the possibility to supply cold air. The refrigerator additionally includes a cold air discharge opening made with the possibility to discharge cold air supplied through the cold air passage into the storage compartment. The cold air passage has an elliptical cross-section. The major axis of the elliptical cross section of the cold air passage is parallel to the horizontal direction of the storage compartment.EFFECT: increasing the useful refrigerator volume.5 cl, 2 dwg
Platform for mounting additional devices on rifle // 2628423
FIELD: weapon and ammunition.SUBSTANCE: platform for attaching additional devices to the rifle contains a lower bar with elements for attaching additional devices, a top bar with elements for attaching additional devices, and a coupling for fixing the lower bar and the upper bar. The coupler is made slideable on the cylindrical ridge of the rifle's receiver and is fixed to the receiver in such a way that the rifle barrel does not touch the coupler. The upper bar is equipped with a groove "dovetail" for connection with the side bar of the receiver's receiver.EFFECT: improving the performance of the rifle.15 cl, 17 dwg
Assembly shaft brake disc // 2628419
FIELD: machine engineering.SUBSTANCE: shaft brake disc contains a hub and two friction rings that are parallel to each other at a distance from each other. Between the friction rings is an insertion element comprising of spokes extending radially outwards in the form of a star, such that the friction rings are joined to the flat sides of the insertion element. The plug-in element has, with a hub, a connection that is a screw connection. The method for manufacturing the shaft brake disc includes the steps of preparing a flat insertion element containing spokes, joining the friction rings on the flat sides of the insertion element, joining the insertion element to the hub and connecting the insertion element to the hub by means of a screw connection.EFFECT: increased resistance to mechanical stress and improved ventilation.17 cl, 6 dwg

Technical objects protection device from destructive elements mechanical impact // 2628415
FIELD: weapon and ammunition.SUBSTANCE: protection device consists of the flexible barrier, fixed around the perimeter of the object skin section from its inner side in the vital units location zone. The area of the flexible barrier set in the non-stretched state is chosen from the relation SFB≥1.15 SSS, where SFB - flexible barrier area, SSS - protected skin section area.EFFECT: increase of the protected object combat survivability, while maintaining its specified operational and physical characteristics.3 dwg
Spherical moderated powder for automatic weapon and rifle cartridges // 2628385
FIELD: weapons and ammunition.SUBSTANCE: invention relates to spherical double-base moderated powder for small arm cartridges, namely automatic weapon and rifle cartridges of caliber from 5.45 to 12.7 mm. The powder consists of spheroidal granules with a phlegmatized surface layer and contains an energy base - nitrocellulose and nitroglycerin, a phlegmatizer-centralite No. 1, dibutyl phthalate and/or dioctyl phthalate, and/or diethyl hexyl phthalate and/or triethylene glycol dimethacrylate and/or oligoester acrylate, a solvent - ethyl acetate, stabilizator of chemical resistance - diphenylamine and water at a certain ratio of components. Wherein the thickness of the phlegmatized surface layer is 15.5-30% of the thickness of the combustible arch. The ratio of the diameter of the powder granule to the thickness of the combustible arch is from 1.0 to 2.05. The density of loading the cartridge with spherical moderated powder is from 0.85 to 1.15 g/cm3.EFFECT: increased speed of the bullet without increasing the maximum pressure of the powder gases.3 cl, 1 dwg, 4 tbl

Solid-fuel feeder // 2628366
FIELD: power industry.SUBSTANCE: solid-fuel feeder contains a hopper placed above the furnace, the outlet of which is communicated through the fuel supply chamber to the grate surface, equipped with a crank-and-rod mechanism of its reciprocating motion, and a drive of this mechanism. In the cavity of the fuel supply chamber, the fuel dispenser is placed, the upper and lower gate valves are rotatable about horizontal axes parallel to the front wall of the furnace and the baffle plate with an inclination of not less than the sliding angle of the coal along the steel. The dispenser comprises a cylindrical fuel drum provided with equidistant triangular protrusions oriented along generatrixes, rotatably mounted about the horizontal axis parallel to the front wall of the furnace, is provided with a rotation drive and is made of a length equal to the width of the fuel supply chamber. The upper gate valve is hinged to the rear wall of the fuel supply chamber with the upper edge, and the lower part is supported on the portion of the fuel drum facing it. The lower gate valve is hinged to the rear wall of the fuel supply chamber with the upper edge, below the rotation axis of the fuel drum, and the lower one is supported against the surface of the grate plate surface facing it. The feeder is provided with a work unit for coordinating the operation of the reciprocating motion of the grate plate and the drive of the fuel drum. In addition, a receiving chamber is formed between the hopper and the fuel supply chamber in the form of a hollow body contiguous therewith, in the cavity of which there is an inclined unloading plate with an inclination of not less than the sliding angle of the coal along the steel, the upper edge of which is rigidly fixed to the rear wall of the receiving chamber, is placed with a clearance to the front wall of the receiving chamber. Improved depth regulation of fuel delivery and accuracy of its dosing is provided for operation at low loads.EFFECT: invention makes it possible to increase the depth of fuel supply regulation and the accuracy of its dosing, when operating at low loads.2 cl, 2 dwg

Hermetic impact detonator for registering and shooting equipment // 2628362
FIELD: blasting.SUBSTANCE: hermetic impact detonator for registering and shooting equipment contains a striking pin, a cylindrical body, a through axial channel filled with the main charge of blasting explosive of low density. The through axial channel is made three-staged and contains the first part of a small diameter and the second part of a large diameter connected by a conical section. The through axial channel from both sides is covered with a sticky metalized tape; at one end of the housing it is fixed on the thread and fixed with a heat-resistant glue bushing, which has a cylindrical socket with a through hole, closed with a screw cap and fixed with a heat-resistant adhesive. In the socket a striking pin is installed, and a part of the cavity between the striking pin and socket end is filled with the starting charge of the blasting explosive, from the other housing end the second cover is installed on the thread and is fixed with heat-resistant glue, contacting with the sticky metalized tape. The first part of the channel of relatively small diameter has a rough surface with an unevenness height of 160 to 500 mcm. The first part of the small diameter channel may have a rough surface in the form of a thread. The ratio of cross-sectional areas of the second large diameter part and the first small diameter part can be made in the range of 2 to 4. In the starting charge of the blasting explosive, from 25% to 40% of the sensitizer can be introduced. As a sensitizer, quartz sand can be used. As a sensitizer, pounded glass can be used.EFFECT: invention allows to ensure absolute tightness of the cavities of the detonator under any operating conditions.6 cl, 12 dwg, 2 tbl

Safe electric detonator for blasting-perforation equipment // 2628360
FIELD: blasting.SUBSTANCE: safe electric detonator for the blasting-perforation equipment contains an power point installed in the socket, consisting of two contacts connected at the end by a resistance bridge, a cylindrical body, starting and main charges and a through axial channel. The through axial channel is made three-step and comprises a first channel part of a relatively small diameter and a second channel part of large diameter connected by a conical section. The through axial channel is filled with the main charge of blasting explosive of low density and on both sides it is covered with a sticky metalized tape, from one end of the body bushing is fixed by thread and fixed with a heat-resistant glue, which has a cylindrical socket with an axial hole. The contacts of the power point are made in the form of a central and external contacts separated by a dielectric bushing. The socket cavity is filled with the starting charge of blasting explosive. On the other end of the body second cover is installed on the thread and fixed with a heat-resistant glue, contacting with a sticky metalized tape. The central contact is insulated from the body by dielectric tape with an adhesive layer. The ratio of the cross-sectional areas of the second large diameter part and the first small diameter part can be made in the range from 2 to 4. On the inner surface of the first part of the axial channel, the roughness is made by the height of the unevenness from 160 to 500 mcm. The roughness is made in class 1. The roughness is made in the form of a thread. In the starting charge of the blasting explosive, from 25 to 40% of the sensitizer can be introduced. As a sensitizer, quartz sand can be used. As a sensitizer, pounded glass can be used.EFFECT: invention allows to ensure absolute tightness under any operating conditions, the supply of electric current to the electric detonator without wires and the exclusion of operation from static electricity.8 cl, 12 dwg, 2 tbl

Sealing in form of central protuberance for pipe connection // 2628356
FIELD: oil and gas industry.SUBSTANCE: metal-to-metal sealing system, connecting the first and the second pipe elements contains the first sealing configuration, disposed on the first pipe element and the second sealing configuration, disposed on the second pipe element. The first sealing configuration contains the first ring recess and the first ring tooth and the second sealing configuration contains the second ring recess and the second ring tooth. The second ring tooth is located within the first ring recess. The surface of the second ring tooth cooperates with the adjacent first ring protuberance surface, so as to define the first protuberance. The first ring tooth is located within the second ring recess. The surface of the first ring tooth cooperates with the adjacent second ring protuberance surface so as to define the second protuberance. The sections of the first sealing contact of the surfaces elements are axially spaced from the first and the second protuberances.EFFECT: effective sealing and problems preventing in the area of high loads of the deformable central protuberance in the pipe elements joints.23 cl, 5 dwg

Electrical and hydraulic connection device for windscreen washer system feeding and/or distribution // 2628353
FIELD: transportation.SUBSTANCE: group of inventions refers to an electrical and hydraulic connection device for fluid supply and/or distribution system for spraying onto a vehicle's glass and a windscreen washer supply and/or distribution system. The device comprises at least one tube 22 and at least one first conductive cable 21, 34. Tube 22 comprises wall 25 that delimits at least two fluid circulation channels 23, 24, and also delimits channels 23, 24 with respect to the environment, and into which heating element 26 is integrated. The said wall comprises at least one recess 37 open in a direction beyond tube 22 and in which all or a part of said cable 21, 34 is located.EFFECT: simplified device assembly and reduced size.15 cl, 7 dwg

Four-step gearbox for bus // 2628349
FIELD: transportation.SUBSTANCE: four-step bus gearbox contains three modules connected in series. Each module includes a planetary gearbox consisting of a drive shaft, on which a crown gear (CG) is movably mounted on splines, and a sun gear (SG) freely mounted on a driven shaft (DS) with a carrier, axes and satellites rigidly fixed thereon, and an automatic system (AS) of switching. The AS of switching includes a friction clutch, the leading discs of which are connected to the CG, and the driven discs - to the carrier, centrifugal weights and the AS for comtrolling the SG state.EFFECT: simplifying the design, increasing the reliability and reducing the cost of the gearbox.1 dwg

ethods of storage of cryogenic fluid environments in storage tanks // 2628337
FIELD: machine engineering.SUBSTANCE: method to maintain the supercooled state of the bottom portion or the natural convective flow of LNG in the storage tank comprises allocating part of the cryogenic fluid cooling portion abstracted cryogenic medium and re-introduction portion abstracted cryogenic fluid back into the fluid reservoir area for storage. Cooling is provided by mechanical cooling. The method of advantageously maintenance of the supercooled state throughout the volume of fluid in the storage tank, comprises allocating the part of the cryogenic fluid of cooling portion abstracted cryogenic medium and re-introduction of abstracted cryogenic fluid portion back into the fluid reservoir area for storage. Cooling is provided by mechanical cooling.EFFECT: exclusion of gas discharge into the tank.24 cl, 1 dwg

obile complex of providing tests and evaluating efficiency of protection systems functioning of objects against hazardous weapons // 2628303
FIELD: weapon and ammunition.SUBSTANCE: invention can be used in the development of test facilities and evaluation of the effectiveness of systems to protect objects from damage by precision weapons (PW). The mobile complex for testing and evaluating the effectiveness of the operation of the systems protecting objects from damage from the known is characterised by the fact that the support-rotary device is equipped with an elevating platform and is equipped with a range measuring unit, a receiver of the Global Navigation Satellite System (GNSS) and N - a channel measuring-recording unit, each of whose channels contains a series-connected signal receiver and an analog-to-digital converter, and also introduced The data carrier has N + 3 inputs, a data input unit, a sequentially connected WCO guidance loop simulation unit, and a unit for evaluating the effectiveness of an object's protection against damage to the WCO. The output of each n-th channel of the measuring-recording unit, where n =1…N, is connected to the corresponding input of the information store, the output of which is connected to the input of the simulator of the phono-target environment, the output of the ranging unit and the output of the receiver of the GNSS equipment are connected, respectively, to the N + 1 and N + 2 inputs of the information storage device; The first, second and third outputs of the control unit are connected respectively to the N + 3 input of the information storage device, the first input of the SDU and the second input of the PW guidance loop simulation unit, and the first, second and third outputs of the data input unit are respectively connected to the second The input of the SDS, the third input of the PW Guidance Simulation Block and the second input, the unit for assessing the effectiveness of the object's protection against the PW defeat, the output of the imitator of the background-target environment is connected to the first input of the PW contour modelling.EFFECT: obtaining adequate assessments of the effectiveness of object protection systems in relation to the actual conditions of their operation and the background-target situation.1 dwg

Hybrid vehicle // 2628286
FIELD: automotive engineering.SUBSTANCE: hybrid vehicle includes a motor, an electric motor, a driving wheel and a transmission. The coolant supply device comprises a pump and a coolant pressure control device and supplies the cooler to the electric motor and to the transmission as a hydraulic fluid. The control unit controls the coolant supply device based on the load condition of the electric motor by controlling the coolant supply pressure. The electronic control unit increases the supply pressure of the cooler to the electric motor by means of a pressure regulating device, under certain conditions. Also, the electronic control unit controls the coolant supply device so that the coolant supply pressure becomes the first pressure, and so that the supply pressure of the cooler becomes the second pressure which is greater than the first pressure under certain conditions.EFFECT: cooling efficiency of the electric motor is increased.4 cl, 10 dwg

Connecting mechanism for connecting firearm receiver and shoulder piece // 2628274
FIELD: weapons and ammunition.SUBSTANCE: connecting mechanism is designed to connect a receiver (1) of a firearm and a shoulder piece (4). The receiver of the firearm comprises a locking piece (2) which includes a latch (3) movable between a locking position in which, in the assembled firearm, the latch (3) interacts with the receiver (1) and the locking piece (2) cannot be removed from the receiver (1), and an unlocking position, in which the locking piece (2) does not interact with the receiver and the locking piece (2) can be removed from the receiver. The locking piece (2) additionally comprises a lever (7) for controlling the movement of the latch (3) from the locking position to the unlocking position and / or from the unlocking position to the locking position.EFFECT: prevention of unwanted separation of the shoulder piece from the receiver.7 cl, 5 dwg

Solar energy tracking concentrator // 2628257
FIELD: physics.SUBSTANCE: invention relates to the solar energy tracking concentrator, which comprises: a tracking means in the direction from east to west to track the sun movement from east to west, located on the base top, a bearing mounted vertically on the tracking means in the direction from east to west, a parabolic concentrator type system located so that its shaft is supported by the bearing, and having the second parabolic concentrator located at a short distance behind the focal point of the first parabolic concentrator having a large area, so that the high density light is concentrated in the center of the first parabolic concentrator, a height tracking means located on the bearing, so that the parabolic concentrator type system tracks the sun height. The concentrator further comprises a prism body located so as to be behind the hole for the light passage in the center of the first parabolic concentrator, and so as to be moved around the axis by the motor driving force to track the height, and a light directing means connecting the straight prism of the full internal reflection with the prism body.EFFECT: said light directing means rotate half the rotation angle of the height tracking means, whereby the high density light is always directed and comes to the same place.2 cl, 6 dwg

Device for exhaust gases control // 2628256
FIELD: machine engineering.SUBSTANCE: device for ICE exhaust gases control comprises an urea addition valve (40) configured to add an aqueous urea solution to the exhaust gases discharged from the combustion chamber (17) into the exhaust passage (19). Units (41, 42) for selective catalytic neutralisation of reduction type are configured to reduce nitric oxide in the exhaust gases by selective catalytic neutralisation, in which ammonia produced from an aqueous urea solution is used as a reducing agent. An ammonia slip catalytic converter unit (43) contains an oxidation catalyst. In this case, the unit (43) is located downstream of the selective catalytic neutralisation units (41, 42) and is configured to oxidise the ammonia flowing out of the units (41, 42). The fuel additive unit is configured to add non-combustible fuel to the exhaust gas burned in the combustion chamber (17). The electronic control unit (56) is configured to control the fuel addition unit during the addition increase process when the volume of nitrogen oxide flowing out of the units (41, 42) is not restored in the required volume relative to the volume of nitrogen oxide entering the units (41, 42). Also, when the temperature of the catalyst bed in the unit (43) is in the temperature range where the nitrogen oxide in the exhaust gases can be reduced in the unit (43) by selective catalytic neutralisation, in which the hydrocarbon is used as a reducing agent so that the hydrocarbon volume in the exhaust gases, entering the unit (43), increases.EFFECT: prevention of nitrogen oxide emissions into the atmosphere.12 cl, 7 dwg

ethod of giving movement to a working wheel and a working wheel of hydroturbine // 2628254
FIELD: machine engineering.SUBSTANCE: method of giving movement to the impeller consists in forming the main torque using the reaction of the inflowing fluid when the flow interacts with the main blades 5 arranged by the convex side to the flow and as much as possible changing its radial direction and the additional torque using an outflow liquid with further interaction of the flow with additional blades located concave sides to the flow.EFFECT: increase in the efficiency of the hydroturbine due to additional energy extraction from the liquid at the outlet of the impeller.2 cl, 8 dwg

Hose clamp // 2628252
FIELD: machine engineering.SUBSTANCE: open hose clamp is provided with an eyelet tensioner. The tightened state is fixed by the geared portions 15, 23, which are engaged with each other outside the tab area and on the side of the tab 24 facing away from the outer end of the clamping band. In the fixed state, the eye does not experience any effort. Thus, even damage to the outwardly projecting eyelet 24 does not result in the loss of the clamping function of the hose clamp.EFFECT: width of the clamping belt in the ear area is reduced compared to the other full-width areas.5 cl, 4 dwg
Device for fuel combustion in the enriched and depleted zones // 2628249
FIELD: power industry.SUBSTANCE: fuel combustion device in the enriched and depleted zones contains the first plate 110 and the second plate 120, facing each other to provide the enriched mixture to pass between them through the rich mixture channel 173; the third plate 130, configured to provide the depleted mixture to pass through the depleted mixture channel 176, formed between the second plate 120 and the third plate 130; the first burner outlet element 140, configured to combust the enriched mixture; and the second burner outlet element 150, configured to combust the depleted mixture, wherein the mixture inlet 161 is formed between the first plate 110 and the second plate 120, to which some air amount is supplied by the fan 300 and gaseous fuel, injected from the nozzle 710, the channel supply section 171 for the mixture and channel diffuser 172 for the mixture to provide the enriched mixture passing, having passed through the mixture inlet 161 into the enriched mixture channel 173, the air inlet 162 to which the rest of the air is supplied by the fan 300, and the air channel supplying section 174, through which the air passes through the air inlet 162, at that the plurality of the air through holes 121 are formed for passing through the second plate 120, to provide the air passing from the air channel supplying section 174 into the air channel 175, formed between the second plate 120 and the third plate 130, and the plurality of distribution holes 122 are formed to pass through the second plate 120 to provide passing of some mixture amount, coming through diffusor 172 of the mixture channel into the depleted mixture channel 176.EFFECT: invention allows to reduce NOx and CO emissions into the atmosphere and increase the stability of fuel combustion.7 cl, 10 dwg

Valve for machine driven into action by the flow // 2628248
FIELD: machine engineering.SUBSTANCE: valve includes the valve stem and the valve seat. Moreover, the stem is formed in the valve body with the ability to move relative to the valve seat. The valve body has a first discharge chamber, which is configured such that when the first pressure chamber is created, the valve stem moves toward the valve seat. Moreover, the valve body has a second discharge chamber, which is configured such that when the second pressure chamber is created, the valve stem moves from the valve seat. The first injection chamber, when viewed in the direction of movement of the valve stem to the valve seat, has a projected effective surface loaded with pressure, A1. The second discharge chamber, when viewed in the direction of movement of the valve stem from the valve seat, has a projected effective second pressure loaded surface, with A1<A2.EFFECT: increased reliability, valve safety, easier valve control.11 cl, 2 dwg

Complex solar energy drying system, assembling, batterying and supplying heat // 2628247
FIELD: heating system.SUBSTANCE: system contains a solar greenhouse, a shelving unit (1) for accumulating solar heat, an air condenser (3), a wet dust collector (4) and tubes and valves (9.1-9.12) connecting each device, and blowers (2.1-2.3). Solar greenhouse is a frame structure with a floor made of perforated cement slabs (7). Shelving (1) for accumulating solar heat contains upper and lower air chambers (1.1), a number of tubes (1.3) for collecting and storing solar energy and a sealed chamber. Air condenser (3) is a cylindrical structure, sides of which are provided with openings for inflow and outflow of air, and the upper and lower openings of which are provided with air chambers (3.1) interconnected by air tubes (3.2). The inflow channel is provided under the solar greenhouse, and two air outlets are provided above the floor. Lower air chamber of air condenser (3) is connected to a wet dust collector (4).EFFECT: high thermal efficiency and drying speed.9 cl, 6 dwg

ulti-cylinder internal combustion engine (ice) // 2628244
FIELD: engines and pumps.SUBSTANCE: multi-cylinder internal combustion engine is proposed, comprising a plurality of intake ports, a plurality of injectors of fuel injection into the cylinder, and an electronic control unit. The electronic control unit is designed to initially set the value of the control parameter of the multi-cylinder engine, separately for each of the cylinders, so that there is a general pattern between the distribution of the difference in the control parameter value for each of the cylinders from the control parameter value for the reference cylinder between the cylinders and the distribution of the remoteness difference of a narrowed section in each of the cylinders from the remoteness of a narrowed section in the reference cylinder between the cylinders. The control parameter is a parameter which determines the air-fuel mixture ratio near the spark plug at the time of ignition during a combustion mode with a layered fuel charge distribution.EFFECT: ensuring the same fuel-air ratio in the mixture near the spark plug at the moment of ignition in all cylinders.6 cl, 16 dwg
Preliminary heating fluid media device, in particularly fluid media of the combustion engine cooling agent // 2628241
FIELD: heating.SUBSTANCE: heating device for the fluid media contains a heating device with U-shaped fluid media channel (6); and at least one electrical resistor (1), located close to the heating device. The heating device contains a continuous element (2) inside the mentioned device with parts of the fluid media channel (6), which correspond to the U-shape. The continuous heating element (2) contains at least one open groove, extending along and in front of the U-shaped fluid media channel cavity, at that at least one electrical resistor (1) is placed in at least one groove, and at the same time the heating device contains at least one covering plate of at least one groove, designed for fastening to the continuous element.EFFECT: increase of thermal performance and design simplicity.18 cl, 7 dwg

ethod of controlling capacitor ignition unit with induction coil as part of ignition system // 2628224
FIELD: electricity.SUBSTANCE: method for controlling an ignition capacitor with an induction coil as part of an ignition system, which consists in measuring the time interval between consecutive pulses of the discharging current of the storage capacitor to the spark plug, simultaneously with measuring the time interval between consecutive pulses of the discharge current of the storage capacitor to the spark plug during the ignition system operation, measuring the average value of the current consumed by the ignition unit, detecting the short-term increase in the average value of the current consumed and the subsequent increase in the current value of the time interval between the consecutive pulses of the discharge current of the storage capacitor to the spark plug; in the presence of the short-term increase of the average value of the current consumed by the ignition unit and the subsequent increase in time interval between the consecutive pulses of the discharge current of the storage capacitor to the spark plug, decision to replace the ignition unit is made.EFFECT: increasing the depth of the efficiency control of ignition units of capacitor ignition systems of aircraft engines in order to ensure their operation according to their technical condition and to reduce the costs for supporting the life cycle of the engine during the operation phase.5 dwg

ethod for operation of gas-turbine power plant with spent gas recycling and corresponding gas-turbine power plant // 2628166
FIELD: power industry.SUBSTANCE: method for operation of a gas turbine plant (6) comprising a compressor (1) with an inlet cross-section, a combustion chamber (4, 14, 15) and a turbine (7, 16, 17). Gas with reduced oxygen content that has oxygen concentration below the average oxygen concentration in the stream at the compressor inlet and fresh air (2) are fed to the compressor in a radially separated manner. Fresh air is supplied through the outer part (3') of the inlet cross-section relative to the rotational axis of the compressor (1), and gas with reduced oxygen content is supplied through the inner part (3") of the inlet cross-section relative to the rotational axis of the compressor (1). A portion of cooling air in the gas turbine plant is withdrawn from the outer wall of the compressor casing via sampling points of the compressor. Fresh air is withdrawn in the compressor and sent past the combustion chamber in the form of cooling gas while maintaining a low oxygen flow in the compressor, and fed into the combustion chamber from the compressor outlet. The reliable operation of a gas turbine plant with two inlet flows with different gas compositions is achieved, in which the effect of the intake stream with reduced oxygen content on combustion is maximized.EFFECT: possibility of gas mass flow application, with gas having a reduced proportion of oxygen, which provides a certain effect during combustion.15 cl, 5 dwg

Exhaust emission control system of internal combustion engine // 2628150
FIELD: engine devices and pumps.SUBSTANCE: exhaust emission control system of an internal combustion engine includes a filter, a temperature increase device, a differential pressure measuring device and an electronic control unit. The filter includes the first region as a part of the filter and the second region as the other part of the filter. The electronic control unit is configured to calculate the first deposited amount so that the calculated deposited quantity becomes larger as the ratio of the absolute value of the first differential pressure decrease amount to the duration of the first oxidation period becomes greater. The electronic control unit is configured to calculate the amount of solid particle substance precipitated in the second region based on the duration of the second oxidation period and the second differential pressure decrease value.EFFECT: improved control accuracy.9 cl, 14 dwg

Internal sealing cuff with improved locking mechanism // 2628149
FIELD: machine engineering.SUBSTANCE: internal sealing cuff (11) contains a circularly bent, with the possibility of extending the steel tape (2), parts (3, 4) which overlap each other in the radial direction. The inner part (3) tape contains two parallel to each other (21, 22) teeth, which is included in the gearing on a single idler gear (31, 32). The invention is different because each stretch of the gears (31, 32) agreed a separate shut-off gear (41, 42), which using the appropriate spring element (51, 52) is pressed against the corresponding tensioning gear (31, 32) and is in mesh with it. Each shut-off gear (41, 42) is additionally in mesh with the appropriate number (21, 22) of gears.EFFECT: rows of gears, pulling the gears and gear valves form the locking device that can withstand higher loads.19 cl, 11 dwg

agnetic thrust bearing, turbomachine and method // 2628148
FIELD: machine engineering.SUBSTANCE: thrust bearing includes the electromagnetic stator (22) with the stator surface (26) and the rotor disk (28) with the rotor surface (36), facing the stator surface (26). The rotor disc (28) contains the radially inner part, made of the first material and directly and exclusively connected to the radial outer part, made of the second material. The first material is the corrosion-resistant metal or the metal alloy, and the second material is the ferromagnetic metal or the metal alloy.EFFECT: wear resistance increase.14 cl, 8 dwg

Thruster at gaseous hydrogen and oxygen with centrifugal nozzles // 2628143
FIELD: engines and pumps.SUBSTANCE: invention relates to thrusters operating at gaseous hydrogen (H2) and oxygen (O2) as the actuators of control systems for rocket and space equipment. The mixing head has two centrifugal nozzles for supplying fuel and oxidant to the combustion chamber and fuel channels for cooling the wall of the combustion chamber and the nozzle. In order to supply fuel to the combustion chamber, a centrifugal nozzle with a large angle of the flow velocity vector and a coaxial centrifugal oxidant nozzle with a smaller velocity vector angle than the fuel are installed.EFFECT: increased combustion completeness of gaseous hydrogen and oxygen in the engine.1 dwg

Turbine, including the device, preventing rotation of coil seal // 2628141
FIELD: machine engineering.SUBSTANCE: turbine contains a number of stages, each of which includes a disk and blades located on it. A pair of adjacent discs forms an annular gap therebetween and has opposite slots for receiving a sealing tape to seal the annular gap. A through hole is formed in the sealing tape, located midway between the edges of the sealing tape. Between the edges of the sealing strip within the annular gap is a base portion of the rotation preventing member, which also includes a connecting portion extending axially from the base portion to engage with a cutout portion of at least one of the discs. Inside the annular gap, from the base portion, via the through hole in the sealing strip, protrusion forms a fastening structure that attaches the rotation-preventing member to the sealing tape.EFFECT: invention makes it possible to prevent the sealing tape from moving around the circumference.8 cl, 4 dwg
 
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