18results about How to "Improve heat absorption efficiency" patented technology

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.

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.

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 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.

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.

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 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 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 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.

This application relates to the field of air conditioner technology and discloses a microchannel heat exchanger and an air conditioner. The microchannel heat exchanger includes: multiple flat tubes, two manifolds, and at least one reversing valve. The reversing valve includes a valve body and a valve core. The valve core is configured to slide between a first position and a second position under the pressure of a fluid. When the valve core is in the first position, it blocks the first fluid inlet, and the second fluid inlet is connected to the fluid outlet. When the valve core is in the second position, it blocks the second fluid inlet, and the first fluid inlet is connected to the fluid outlet. In this application, the reversing valve changes the number of parallel flow paths of the flat tubes by allowing the refrigerant to flow in different directions in the flat tubes and manifolds. When the microchannel heat exchanger is used as an evaporator, the number of parallel flow paths of the flat tubes can be increased step by step, reducing pressure drop and improving heat absorption. When used as a condenser, the number of parallel flow paths of the flat tubes can be decreased step by step, increasing the refrigerant flow rate and improving heat release.

This invention provides a flexible functional composite material with excellent thermal management capabilities and its preparation method. It mainly comprises the following key components: a polydimethylsilane (PDMS) matrix material, a hexagonal boron nitride (h-BN) thermally conductive material, and a microencapsulated phase change microsphere (MPCM) thermal storage material with melamine-formaldehyde resin as the shell and n-eicosane as the core material. The preparation method involves only simple stirring, heating, and curing, and based on the crosslinking inhibition mechanism and external force constraints, it is possible to prepare flexible functional composite materials with high filler concentrations. The flexible functional composite material of this invention exhibits excellent mechanical and thermal management properties. The thermally conductive phase material can rapidly transfer heat flow, improving the heat absorption efficiency of the thermal storage phase material, while the thermal storage phase material can rapidly absorb heat, promoting temperature reduction. This invention is simple to prepare and has superior performance, showing promising application prospects in fields such as electronic skin, electronic devices, and advanced fabrics.

This application relates to a solar thermal tube collector. The collector includes a frame, with an installation box fixedly mounted on the top of the frame. Multiple heating mechanisms are installed through one side of the installation box. Each heating mechanism includes a vacuum tube that passes through and is detachably connected to the installation box. The bottom of the vacuum tube is sealed, and a sealing head is detachably mounted on the top of the vacuum tube. A heat pipe component is detachably mounted through the sealing head, and the heat pipe component includes an evaporation section and a condensation section. This collector reduces contact thermal resistance through the bidirectional thermal deformation of the heat exchange box and the elastic spiral conductive plate. The spiral structure increases the heat dissipation area and enhances the heat exchange effect. Descaling is achieved by pressing the pressure ring to drive the elastic spiral conductive plate, eliminating the need to disassemble parts and simplifying operation. Heat is efficiently concentrated and transferred to the evaporation section through the semi-circular and arc-shaped portions of the heat-conducting plate, improving heat absorption efficiency. The overall structure is compact and easy to assemble and maintain.

This invention discloses a hollow metal tube filled with phase change cooling material for heated non-combustible cigarettes, and the heated non-combustible cigarette itself. The heating non-combustible cigarette includes a hollow metal tube and a phase change cooling material. The phase change cooling material is filled and sealed inside the hollow metal tube. The hollow metal tube filled with the phase change cooling material is placed inside the heated non-combustible cigarette in at least one of the following ways: winding, folding, gathering, or bending, to form a cooling unit. The cooling unit has a longitudinally extending smoke channel; the longitudinal direction of the cooling unit has a porosity of 40%-90%. The hollow metal tube filled with phase change cooling material 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 discloses a modularized commutation rectification control cabinet system, which relates to the technical field of commutation rectification control cabinets and comprises a cabinet body and a cooling mechanism arranged on the cabinet body and comprising a heat dissipation plate arranged in the cabinet body. According to the utility model, the heat in the cabinet body absorbed by the heat dissipation plate is transferred to the cooling water through the front inner wall of the cooling water tank, and the cooling water tank is narrow, so that the cooling water can quickly absorb the heat of the heat dissipation plate in a large area to achieve the effect of quick heat dissipation and cooling; the driving motor drives the heat dissipation fan to rotate, the heat dissipation fan sucks in external air through the dustproof cover and the air suction pipe and blows air into the rectangular box through the two special-shaped air inlet pipes, and the air in the rectangular box can be discharged into the heat dissipation water tank from the multiple air outlet holes to dissipate heat of cooling water in the circulation process. And the heat absorption efficiency of the cooling water is further improved.

The utility model discloses a kind of inverter for heat recovery, heat recovery device comprising the inverter and dish washer, the inverter for cooperating with overflow pipe of dish washer, inverter is sleeved in overflow pipe outside and is formed annular flow channel continuously along axial between with overflow pipe, inverter top is opened and its top is higher than overflow pipe upper portion overflow port, inverter lower portion is equipped with at least one fluid inlet, fluid inlet is used to guide low-temperature waste heat water to enter inverter, and along annular flow channel passage rises to the overflow port of overflow pipe and discharges. By setting inverter wrapping overflow pipe, prevent upper layer high-temperature waste heat water from being discharged directly from overflow port, force it to sink and mix, low-temperature waste heat water after heat exchange enters annular flow channel by inverter bottom fluid inlet, rises along overflow pipe outer wall and discharges from overflow port, forced convection breaks temperature stratification, so that water temperature in heat recovery water tank is more uniform.