57results about How to "Improve heat absorption efficiency" patented technology

The utility model provides a heat collecting cavity and a temperature adjusting and moisturizing greenhouse, and relates to the technical field of greenhouses, the heat collecting cavity comprises a cavity body, the cavity body is obliquely arranged in the upper space of the greenhouse, the cavity body is a closed cavity, and heat collecting holes are evenly distributed in the upper surface of the cavity body; the end of the cavity body is provided with a second water supply pipe and a second water return pipe, the second water supply pipe and the second water return pipe are communicated with a temperature adjusting water wall, and the heat collection cavity collects heat in the upper space of the greenhouse and stores the heat in the temperature adjusting water wall. The greenhouse has the advantages that the temperature and humidity in the greenhouse are regulated and controlled at the same time, multiple heat storage modes are achieved, and when the temperature in the greenhouse is low, the temperature in the greenhouse is increased, and energy consumption is reduced.

The invention discloses an energy-saving air conditioning system and a control method of the energy-saving air conditioning system, and relates to the field of energy-saving air conditioning systems.The energy-saving air conditioning system comprises an outdoor unit shell, a compressor, a condenser, a cooling fan and a drying filter are arranged in the outdoor unit shell, the compressor compresses a refrigerant into a high-temperature and high-pressure gas state, then the refrigerant is fed into the condenser, the cooling fan is started, and the drying filter is started; the condenser is condensed, the refrigerant becomes liquid after being cooled, and the liquid refrigerant is conveyed to the drying filter through a pipeline; in the refrigeration mode, when the temperature monitored by one temperature sensor correspondingly arranged on the outdoor unit shell is lower than the temperature monitored by other temperature sensors, the information is fed back to the controller, the controller controls the driving mechanism to drive the air inlet end to move to the position corresponding to the temperature sensor, and at the moment, the air inlet end is driven by the driving mechanism to move to the position corresponding to the temperature sensor. The air supplied to the cooling fan is low-temperature air near the outdoor unit shell, so that the condensation efficiency of the condenser is improved, and the operation energy consumption of the air conditioning system is reduced.

The utility model belongs to the technical field of battery pack liquid cooling, and particularly relates to a light-weight new energy battery pack liquid cooling plate assembly which comprises an aluminum plate, a liquid cooling pipe and radiating fins, the liquid cooling pipe is detachably installed on the aluminum plate, one end of the liquid cooling pipe is a liquid inlet, the other end of the liquid cooling pipe is a liquid outlet, the multiple heat dissipation fins are fixed to the aluminum plate at equal intervals in the horizontal direction, and positioning grooves allowing the liquid cooling pipe to be embedded are formed in the heat dissipation fins; according to the light-weight new energy battery pack liquid cooling plate assembly disclosed by the utility model, the heat dissipation fins are arranged, so that the heat dissipation area can be greatly increased, the defect caused by the limited contact area of the liquid cooling pipe and the aluminum plate is overcome, the heat dissipation efficiency is greatly improved, and the working safety of the battery pack is ensured; by arranging the insulating heat absorption cotton plate, the heat absorption efficiency of the aluminum plate can be effectively improved, and the heat dissipation efficiency can be further improved; the liquid cooling pipe is detachably installed, and is easy to install, use, disassemble and maintain.

The utility model relates to the technical field of energy storage battery cabins, and discloses a safe and explosion-proof energy storage battery cabin which comprises a battery cabin shell, a sealing cover is connected to the left side of the battery cabin shell, a first pressure release valve is installed at the left end of the sealing cover, cooling assemblies are installed on the inner side and the outer side of the battery cabin shell, and a second pressure release valve is installed at the left end of the first pressure release valve. The cooling assembly comprises a special-shaped water tank, a semiconductor chilling plate, a sealing heat conduction piece, a second pressure release valve, a heat conduction containing shell, a spiral water cooling pipe, an infusion pump and a spoiler. According to the safe and explosion-proof energy storage battery cabin, the temperature of heated liquid in the special-shaped water tank is reduced by using a sealing heat-conducting fin and a semiconductor chilling plate, so that low-temperature liquid always flows in a spiral water-cooling pipe, heat dissipation and cooling of a storage battery in a heat-conducting placement shell are maintained, and the cooling effect of the energy storage battery cabin is improved; the problem of potential safety hazards caused by too high heat of the energy storage battery cabin is avoided, and operation and use of a user are further facilitated.

An integrated air conditioner with high refrigeration power comprises a shell and a refrigeration assembly. An air inlet and an air outlet are formed in the shell; the refrigeration assembly is arranged in the shell and at least comprises a compressor, a heat exchanger and an evaporator; the refrigeration assembly further comprises a refrigerant pipeline and a liquid pipeline. The heat exchanger is composed of a plurality of heat exchange pipes, and each heat exchange pipe internally comprises a refrigerant channel and a liquid channel. The refrigerant channel in each heat exchange pipe is communicated with the interior of the refrigerant pipeline; the liquid channel in each heat exchange pipe is communicated with the interior of the liquid pipeline; the heat exchange tubes comprise a starting heat exchange tube, a tail heat exchange tube and a middle heat exchange tube; liquid enters the heat exchange tubes to absorb heat of a refrigerant so as to cool the refrigerant, the heat exchange efficiency of the heat exchanger can be effectively improved, the heat exchanger further comprises the starting heat exchange tube, the tail heat exchange tube, the middle heat exchange tubes and other heat exchange tubes, the heat exchange efficiency of the heat exchange tubes is further improved, and the heat exchange efficiency of the heat exchanger is improved. Therefore, the refrigeration efficiency of the air conditioner is effectively improved by adapting the power of the compressor.

The present application relates to a loop heat pipe of a multi-material combination, which is applied to the field of thermal management technology. The loop heat pipe comprises: a disc-shaped evaporator, a gas phase pipeline, a condensation pipeline and a liquid phase pipeline, which are connected by two-way joints to form a loop heat pipe; the disc-shaped evaporator comprises: an evaporator end cover, an evaporator shell and an evaporator buckle cover, which are all made of stainless steel; the disc-shaped evaporator is equipped with a capillary wick and a heat-absorbing sheet made of copper, which is connected to the evaporator buckle cover and fits the heat source; the evaporator shell is designed with a middle rib plate, and the cavity formed by the combination of the middle rib plate and the evaporator end cover is a liquid storage cavity. The present application can improve the heat exchange efficiency and realize long-distance heat transfer.

This utility model relates to a heat dissipation system for a new energy vehicle battery pack, belonging to the field of automotive battery pack heat dissipation technology. It includes a heat-conducting plate for dissipating heat from the vehicle battery pack, a water inlet plate and corresponding water inlet components, and a drain plate and corresponding drain components. Two heat-conducting plates are symmetrically arranged on both sides of the water inlet plate. The drain plates correspond one-to-one with the heat-conducting plates and are located below them. The heat-conducting plates have several water-guiding grooves, and the water inlet plate has primary openings corresponding to these grooves. The drain plates have several drain channels, which communicate with the drain channels below through secondary openings in the heat-conducting and drain plates. The new energy vehicle battery pack heat dissipation system provided by this utility model, through the cooperation of the heat-conducting plates, water-guiding grooves, secondary openings, drain plates, and drain channels, shortens the contact path between the coolant and the heat-conducting plates used to absorb heat from the battery pack, thereby enhancing heat dissipation efficiency.

This utility model discloses a cooling device for an electrically heated lithium battery material tunnel kiln, belonging to the field of tunnel kiln cooling technology. It includes a frame, an insulation layer, a track, multiple saggers, and a kiln car. The insulation layer is disposed on the inner wall of the frame. The track is disposed at the bottom of the frame along the length of the tunnel kiln. The kiln car is rotatably connected to the track. The multiple saggers are spaced apart on the kiln car. It also includes cooling pipes, a liquid supply pipe, a liquid discharge pipe, a liquid cooling station, and a circulation tower. The end of the cooling pipe is connected to the top of the frame and extends into the gap between the multiple saggers. Both ends of the liquid supply pipe are connected to one end of the cooling pipe and the liquid cooling station, respectively. Both ends of the liquid discharge pipe are connected to the other end of the cooling pipe and the circulation tower, respectively. The cooling pipes can be evenly distributed on both sides of the saggers, ensuring uniform material cooling and high consistency in material forming.

The invention relates to the technical field of integrated devices, and discloses an energy gradient utilization integrated device which comprises a pipeline fixedly connected with a collecting plate, the collecting plate tightly presses a photovoltaic power generation panel, and direct current converted by the photovoltaic power generation panel is controlled by a circuit breaker and a direct current contactor to be safely stored in a storage battery pack. The temperature sensor is responsible for monitoring the average temperature of the photovoltaic power generation panel so as to ensure efficient and safe operation of the system, one end of the collection plate is fixedly connected with the drainage pipe, and meanwhile, the air flow channel PV / T module, the heat pump module and the ORC power generation module are constructed into the energy gradient utilization integrated device. The problem that the power generation efficiency is low when a single photovoltaic cell panel is at a high temperature is solved, heat energy generated by the photovoltaic cell panel and not utilized serves as a low-temperature heat source of a heat pump system, high-temperature heat energy converted by a heat pump can be used for ORC power generation, gradient utilization of energy is achieved, and the energy utilization rate is increased.

The utility model discloses an anoectochilus formosanus planting greenhouse which comprises a greenhouse body provided with an air inlet and an air outlet. The ventilation channel is provided with an air inlet end and an air outlet end, the air inlet end communicates with the outside, and the air outlet end communicates with the air inlet; the water curtain assembly is arranged in the ventilation channel; the fan is arranged in the ventilation channel; the heat pump assembly comprises a heat exchanger and an evaporator, the heat exchanger is arranged in the ventilation channel, and the evaporator is arranged at the air outlet; the temperature sensor is arranged between the water curtain assembly and the air outlet end; the controller is configured to start the heat pump assembly when the temperature measured by the temperature sensor is lower than a first preset temperature; and when the temperature measured by the temperature sensor is higher than the second preset temperature, the controller closes the heat pump assembly. According to the anoectochilus formosanus planting greenhouse, a ventilation environment is formed in the greenhouse body, and the humidity and temperature suitable for growth of anoectochilus formosanus in the greenhouse body can be maintained. The greenhouse can be applied to the field of planting greenhouses.

This invention discloses a heating-not-burning cigarette cooling unit containing a phase change cooling material and a heating-not-burning cigarette. The unit comprises at least a carrier paper and a phase change cooling material coated on the carrier paper. The phase change cooling material is distributed in a non-fully-covering, regular pattern on the carrier paper. The carrier paper coated with the phase change cooling material forms multiple longitudinally extending channels through winding, folding, gathering, bending, and wrinkling, and has a porosity of 40%-90% along the longitudinal direction. The phase change cooling material comprises 55-96 parts by weight of polyethylene glycol, 1-5 parts by weight of in-situ reinforcing material, and 3-40 parts by weight of thermally conductive filler. The heating-not-burning cigarette cooling unit of this invention has the advantages of high latent heat of phase change, low thermal hysteresis effect, high heat absorption efficiency, apparent stability without collapse, and no leakage.

The utility model provides a flue gas pre-desulfurization structure of a desulfurization tower, which relates to the technical field of industrial waste gas treatment and comprises a tank body, a spiral heat absorption pipe is arranged in the tank body, a group of heat absorption plates are arranged on the inner side and the outer side of the heat absorption pipe respectively, and the heat absorption plates are welded with the heat absorption pipe. The water inlet pipe and the water outlet pipe penetrate through the front face of the tank body, a flue gas outlet is formed in the middle of one end of the tank body, and a dust collecting box is arranged on the side, opposite to the flue gas outlet, of the tank body. The heat absorption pipe and the heat absorption plate absorb the heat of the flue gas, the contact area of the heat absorption plate and the flue gas is increased, the heat absorption efficiency is improved, the absorbed heat heats water in the heat absorption pipe, the temperature of the flue gas is reduced after the heat is absorbed, and damage to the inner wall of the desulfurizing tower after the flue gas is introduced into the desulfurizing tower is reduced.

The utility model discloses a thermal protection plate for fire-fighting robot, including outer protection plate, inner plate and protection subassembly, protection subassembly one side is connected with outer protection plate, protection subassembly other side is connected with inner plate, protection subassembly includes intermediate plate and pipeline, the pipeline is provided on intermediate plate. Through the arrangement of the pipeline, heat of the heat protection plate can be taken away by inputting cold water; and through the hollow-square-shaped arrangement of the grooves, the heat absorption duration and the heat absorption area of water in the pipeline are increased, and the heat absorption efficiency is improved. According to the fire-fighting robot, the temperature in the vehicle body can be controlled within 40 DEG C when the fire-fighting robot is in a fire scene of 1000 DEG C, the temperature in the vehicle body is effectively reduced, and normal work of components in the vehicle body is guaranteed.

The utility model relates to the technical field of heat energy recovery of air energy heat pumps, in particular to a waste heat recovery device of a high-temperature air energy heat pump, which comprises a heat pump outer casing, the heat pump outer casing is fixedly mounted outdoors, a through hole is formed in the outer surface of the heat pump outer casing in a penetrating manner, and a heat exchange coil is arranged on the outer surface of a compressor in an inserting manner. According to the waste heat recovery device for the high-temperature air energy heat pump, heat generated during operation of the compressor can be absorbed and exchanged through the heat exchange coil, so that the heat released by the compressor can be transferred into the heating fins, and the water heating exchanger is heated again through the heating fins, so that the efficiency of heating the water heating exchanger by the condenser is improved; and the running temperature of the compressor can be reduced, stable running of the compressor is guaranteed, the stability of the air energy heat pump during running is guaranteed, the service life of the compressor can be prolonged, and waste heat generated during running of the compressor is recycled.

The cooling device comprises a cooling tank, vent holes, a motor, a valve and an air exhaust box, a partition plate is fixedly installed above the inner side wall of the cooling tank, the vent holes are formed in the top end of the partition plate, absorption cotton is movably installed on the upper surface of the partition plate, and the motor is embedded in the center of the top end of the absorption cotton; an exhaust fan is fixedly mounted at the top end of the cooling tank, the exhaust fan is communicated with the air inlet pipe, the exhaust fan is communicated with an exhaust pipe outside the cooling tank, the bottom of the exhaust pipe is communicated with an exhaust box, and an air inlet is formed in the left side wall of the exhaust box; a filter screen is movably installed in the air exhaust box, and an ice block box is movably installed at the bottom of the inner side of the air exhaust box. The device is provided with absorption cotton which can absorb a water reducing agent in generated hot air, waste is avoided, and the device is high in practicability.

The invention discloses a high-speed aircraft heat dredging-power generation integrated device which comprises a heat dredging pulsating heat pipe arranged on a nose cone of a high-speed aircraft; the heat dredging pulsating heat pipe comprises an annular pulsating heat pipe condensation section, a plurality of U-shaped pulsating heat pipe evaporation sections and two middle sections, wherein each U-shaped pulsating heat pipe evaporation section is connected with the annular pulsating heat pipe condensation section through the two middle sections. At least one shunting pipeline communicated with the middle sections is arranged between the two middle sections at intervals; the heat extraction pipeline exchanges heat with the annular pulsating heat pipe condensation section of the heat dredging pulsating heat pipe; and the power generation module converts the heat energy obtained by the heat extraction pipeline into electric energy. According to the integrated device, high-temperature aerodynamic heat is converted into electric quantity while thermal protection is carried out on the aircraft, the requirement of the aircraft for an airborne battery power source is relieved, the carrying requirement of a cooling working medium is reduced, the energy utilization rate is increased, and the integrated device has important significance on the aircraft working for a long time in a severe thermal environment.

This invention discloses a heated tobacco cooling unit with enhanced thermal conductivity and a heated tobacco product, comprising a carrier sheet, several metal foils, and several phase change cooling materials. The carrier sheet has several perforated holes. Several metal foils are disposed on at least one side of the carrier sheet and cover the perforated holes. The metal foils are spaced apart and discretely arranged. The phase change cooling materials are filled within the perforated holes using the metal foils as a carrier. The carrier sheet containing the metal foils and phase change cooling materials is formed into the heated tobacco cooling unit by at least one of the following methods: winding, folding, gathering, bending, and pleating. The metal foils are regularly and intermittently distributed along the longitudinal direction of the tobacco strip. The cooling unit has multiple longitudinally extending channels, and the porosity of the cross-section is 40%-90%. The heated tobacco cooling unit with enhanced thermal conductivity of this invention has the advantages of high latent heat of phase change, low thermal hysteresis effect, high heat absorption efficiency, apparent stability without collapse, and no leakage.

The invention relates to a floor heating control system, and belongs to the technical field of energy conservation and emission reduction, the floor heating control system comprises a solar cell panel, a heat collector and a floor heating pipeline, the heat collector is installed on the ground, the solar cell panel is installed on the heat collector, the solar cell panel is rotatably connected with the heat collector, the floor heating pipeline is connected with the heat collector, and the heat collector is connected with the floor heating pipeline. The method has the effect of reducing the carbon emission.

The boiler dust remover comprises a dust removal box body, the left side of the dust removal box body is connected with a dust inlet pipe, the right side of the dust removal box body is connected with a dust outlet pipe, and the bottom of the dust removal box body is connected with a dust hopper; according to the boiler dust remover capable of recycling the waste heat, water can be heated after absorbing the temperature and is conveyed into the water tank again through the water inlet of the water tank, the water in the water tank can be heated through the circulation, the heated water can be used for bathing and other places, and the dust remover can utilize the waste heat of smoke dust; a cleaning brush plate can clean dust on the surface of the S-shaped stainless steel pipe when reciprocating through a reciprocating screw rod, the heat absorption efficiency of the S-shaped stainless steel pipe can be improved after dust cleaning, a guide rod can drive a limiting block to slide in a limiting groove, and a corrugated pipe can be pulled to extend through a dust outlet pipe when an extension pipe slides; when the corrugated pipe extends, the length of the dust outlet pipe can be extended, so that the length of the dust outlet pipe can be conveniently adjusted according to use requirements.

This application belongs to the technical field of flame-retardant intumescent thermal insulation materials, specifically providing an inorganic intumescent thermal insulation fireproof coating and its preparation method. The inorganic intumescent thermal insulation fireproof coating comprises the following components: potassium silicate solution, aluminum dihydrogen phosphate, porous composite filler, melamine, pentaerythritol, aluminum hydroxide, glass powder, expandable graphite, mullite fiber, BYK-025 defoamer, sodium tripolyphosphate dispersant, and hydroxypropyl methylcellulose thickener. The inorganic intumescent thermal insulation fireproof coating obtained by this application exhibits excellent bonding strength, high-temperature structural stability, and controllable expansion, making it suitable for fire protection in scenarios such as new energy battery boxes and steel structure buildings, and capable of meeting stringent fire protection requirements.

The invention provides a spacecraft structure adopting composite phase change thermal control digital intelligent design, relates to the technical field of spaceflight, and solves the technical problems that a thermal control structure of a spacecraft is difficult to resist laser thermal shock and low in phase change heat storage rate. The thermal control structure of the spacecraft sequentially comprises a composite phase change layer, a heat conduction layer and a reflection coating in the direction away from a spacecraft body. The composite phase change layer comprises a first skeleton structure and a second skeleton structure, the first skeleton structure is obtained by hollowing a Schwarz P-type three-period minimal curved surface structure, and the second skeleton structure is obtained by hollowing a Gyandroid three-period minimal curved surface structure; the composite phase change layer further comprises phase change structures, and the phase change structures are embedded in the first pores and the first hollow parts of the first framework structure and the second pores and the second hollow parts of the second framework structure. The spacecraft thermal control structure has high laser thermal shock resistance, and the phase change heat storage rate is increased.

The utility model discloses a low -noise motorcycle engine cylinder cover belongs to cylinder cover technical field, it includes cylinder cover body, the inside wall of cylinder cover body is equipped with the noise reduction structure, the inside wall center place of cylinder cover body is equipped with cooling structure, the inside center upper place of cylinder cover body is equipped with support structure, the cooling structure includes cavity, the inside wall center place of cylinder cover body is equipped with the cavity, the inside center upper place of cavity is equipped with cooling pipe, in addition, the utility model discloses, can be targeted to attenuate valve knock, gas turbulence etc. high frequency noise, and the noise reduction amount reaches 10 15dB, solve the problem that high frequency noise penetrability is strong, simultaneously, absorb the vibration energy that cylinder body resonance and component low frequency impact produced, and the barrier efficiency improves 20 30%, solved the defect that low frequency noise suppression is insufficient, and, reduce gas leakage noise 8 12dB, also through the rigid vibration transmission of elastic contact reduction cylinder cover and cylinder, avoid resonance and produce additional noise.

The present application discloses a low-grade heat source heat recovery system, comprising an evaporator, a compressor, a condenser and a throttling expansion valve or a hydraulic turbine connected in sequence, wherein the throttling expansion valve or the hydraulic turbine is also connected to the evaporator to form a circulation loop between the evaporator, the compressor, the condenser and the throttling expansion valve or the hydraulic turbine, wherein the circulation loop is used to circulate a heat transfer medium, wherein the heat transfer medium evaporates through heat exchange with a low-grade heat source through the evaporator, and the heat transfer medium releases heat through the condenser. The low-grade heat source heat recovery system recovers the heat of the low-grade heat source while avoiding the resource consumption of cooling the low-grade heat source, reducing equipment investment and device land occupation; at the same time, the heat of the low-grade heat source is used to produce a heating medium, reducing the consumption of coal and the like for generating the heating medium, and reducing environmental pollution, operating costs and energy consumption.

The utility model relates to the technical field of integrated circuit packaging, and discloses a reflow soldering machine with a protection structure, which comprises a reflow soldering machine body, the top of the reflow soldering machine body is fixedly provided with a furnace cover, a water pipe is arranged to be wavy, so that the contact between the water pipe and the top of the reflow soldering machine body can be increased, and the heat absorption efficiency of the water pipe is improved; the water pump is started to drive cooling liquid to flow in the water pipe, heat absorbed by the water pipe can be rapidly taken away, it is guaranteed that the water pipe can continuously absorb heat of the reflow soldering machine body and prevent the heat from being transmitted to the position above the furnace cover, and dust can be intercepted through the dustproof net and prevented from entering the furnace cover to affect heat dissipation; the motor is started to drive the cleaning rod connected with the rotating shaft to rotate, so that the dust screen is conveniently cleaned, the situation that blockage affects air circulation, and consequently the heat dissipation effect is affected is avoided, the rotating shaft rotates to drive the fan blades to rotate, air circulation is conveniently accelerated, and the heat dissipation effect is improved.

The present invention relates to the technical field of hot blast furnaces, and specifically belongs to a dual-temperature adjustable ultra-high temperature hot blast furnace. It includes a furnace body and an air regulating mechanism, and the furnace body includes a furnace liner, a furnace middle liner and a furnace shell from the inside to the outside in sequence, and the furnace liner includes an upper air dividing cavity at the top and a lower air dividing cavity at the bottom, and the upper air dividing cavity is divided into more than two upper air chambers by an upper air dividing plate, and the lower air dividing cavity is divided into more than two lower air chambers by a lower air dividing plate, and the upper air chamber and the corresponding lower air chamber are connected in sequence through pipe columns to form a directional heating air duct; the lower part of the furnace middle liner is sleeved with a furnace middle liner shell to form a closed middle liner interlayer, and the furnace shell is vertically and parallelly arranged with a first air trough, a second air trough and a third air trough, and the air regulating mechanism includes an air volume regulating plate and a rotating mechanism for rotating the air volume regulating plate; the hot blast furnace of the present invention has a compact structure, and compared with hot blast furnaces of the same level, the heating area and the length of the heating line are about 3 times that of the current domestic furnaces of the same type.

The utility model discloses a water-cooling heat dissipation mechanism of a vehicle-mounted power supply, and relates to the technical field of vehicle-mounted power supply heat dissipation. The water-cooling heat dissipation mechanism comprises a vehicle-mounted power supply main body, batteries and heat dissipation plates, a plurality of groups of batteries and the heat dissipation plates are installed in the vehicle-mounted power supply main body, and the heat dissipation plates are arranged in a surrounding mode and connected with the outer walls of the plurality of groups of batteries; a plurality of groups of mounting grooves are formed in the inner wall of the vehicle-mounted power supply main body and are fixedly connected with a plurality of groups of batteries respectively, a water inlet pipe is mounted at a water inlet of the heat dissipation plate, a water outlet pipe is mounted at a water outlet of the heat dissipation plate, and a plurality of groups of reserved grooves are formed in the vehicle-mounted battery main body and are connected with the heat dissipation plate; air outlet grooves are formed in the upper ends of the multiple sets of reserved grooves, and first filter plates are installed on the inner walls of the multiple sets of air outlet grooves. According to the utility model, the heat dissipation plate, the preformed groove and the air outlet groove are arranged, and the heat dissipation plate is arranged in a surrounding manner, so that the condition that the heat exchange area between the plane water channel and the heating element is limited is avoided, the heat absorption efficiency is improved, and the heat dissipation effect is improved.

The utility model belongs to generator technical field, concretely is a kind of efficient integrated semiconductor thermoelectric generator. The integrated semiconductor thermoelectric generator includes thermoelectric conversion module, is equipped with heat absorption component on thermoelectric conversion module, and the bottom of thermoelectric conversion module is equipped with heat dissipation component. Thermoelectric conversion module includes upper ceramic substrate, first metal connecting piece, thermoelectric generation unit, second metal connecting piece and lower ceramic substrate connected in turn by magnesium-based material layer;The two sides of second metal connecting piece are respectively connected with positive guide line and negative guide line. The utility model innovatively integrates magnesium-based thermoelectric material system, graphene composite heat absorption coating and cubic boron nitride heat dissipation framework, and combines the nanowire / quantum dot superlattice structure on the surface of ceramic substrate, cooperates the optimized doping of P-type / N-type thermocouple arm, realizes thermoelectric merit figure≥1.8 in low temperature area, reduces material cost and improves system reliability simultaneously.

The utility model relates to dish washer technical field discloses dish washer, including washing system and heat exchange system, washing system includes water tank and washing pump, and water tank and washing pump intercommunication, heat exchange system includes working medium compression unit and refrigerant circulation pipeline, working medium compression unit includes air inlet and exhaust port, refrigerant circulation pipeline includes heating pipe and cooling pipe, heating pipe is located in water tank, and one end communicates with the exhaust port of working medium compression unit, and the other end communicates with cooling pipe, cooling pipe surrounds and sets up in the outer periphery of washing pump, and communicates with the air inlet of working medium compression unit, the utility model utilizes the refrigerant of higher temperature to heat the washing water in water tank, and the pump body is cooled with the help of the refrigerant of temperature reduction, reaches the high -efficient heat dissipation of pump body, and the both are synchronous, not only satisfy the requirement to water temperature in the washing process, guarantee the normal stable operation of washing pump, but also improved the comprehensive utilization of energy, reduced overall energy consumption, realized the dual goal of energy -conserving and high -efficient operation.

The invention relates to the technical field of insulating oil detection, and discloses a transformer insulating oil aging test device, comprising a detection table, insulating oil is poured into each corresponding heating tank, and voltage can be adjusted by changing resistance through a sliding rheostat based on Ohm's law, so as to facilitate testing, and a heat absorption tube is arranged inside the sliding rheostat coil, when current passes through the sliding rheostat, electrons collide with atoms inside the sliding rheostat body, resulting in resistance to the movement of electrons, thereby generating heat energy, which is absorbed by a solution inside the heat absorption tube, and when the solution flows through a heat release block in a water pipe, the heat is transferred to the heat release block, and at this time, the heat is transferred to the insulating oil in the detection tank through the heat release block, so as to facilitate simulating the temperature of the actual working state of the insulating oil, so that the experimental data is more in line with reality, and the contact area can be increased by providing the heating tank, so as to improve the heat transfer efficiency.

The invention relates to the technical field of thick film heaters, and particularly discloses a liquid thick film heater of an integrated stamping and welding structure, which comprises a mounting base, the bottom of the mounting base is fixedly connected with the fixed end of a first spring telescopic rod, and the movable end of the first spring telescopic rod is fixedly connected with an elastic gasket; the first spring telescopic rods are uniformly distributed at the bottom of the mounting base, first mounting holes are formed in the portions, located on one sides of the first spring telescopic rods, of the bottom of the mounting base, first sliding grooves are formed in the top of the mounting base, and damping devices are slidably connected to the bottoms of the first sliding grooves. The top of the damping device is fixedly connected with a connecting plate, the top of the connecting plate is fixedly connected with a damping gasket, the top of the damping gasket is fixedly connected with a heater, and the liquid thick film heater of the integrated stamping and welding structure avoids the problems of welding part cracking, internal element damage and the like caused by vibration.