116results about How to "Improve heating effect" patented technology

According to the liquid accumulator, the rolling rotor compressor and the air conditioner, shielding faces are matched with fisheye vent holes, when gas passes through the fisheye vent holes, the gas can be exhausted from one sides of the shielding faces of the fisheye vent holes, the two shielding faces in each pair are distributed on the sides, away from each other, of the two fisheye vent holes, and the two fisheye vent holes are communicated with each other. The two fisheye vent holes are formed in the liquid storage device, gas in the two vent holes collides and converges between the two fisheye vent holes after being exhausted, the flow speed of the collided gas is reduced, refrigerating machine oil in refrigerant gas is separated out, the separated refrigerating machine oil drips into the bottom of the liquid storage device, and when the liquid level reaches a certain height, the refrigerating machine oil can flow back to the pump body through the oil return hole; according to the device, the flowing direction of the gas when the gas penetrates through the fisheye vent holes is changed, oil-gas separation is assisted through collision of the gas, the gas flow oil separation effect is improved, the refrigerant gas and refrigerating machine oil are separated more sufficiently, and the oil-gas separation efficiency is improved. And the refrigerating or heating capability of the air conditioner during use is improved.

The invention relates to the technical field of warm air blower monitoring, and particularly discloses a warm air blower monitoring method and system based on the Internet of Things, the warm air blower comprises a fan and a heating component and is applied to an Internet of Things monitoring module, and the method comprises the steps that indoor real-time environment information and set running state information of the warm air blower are obtained based on the Internet of Things monitoring module, the set operation state information comprises an air outlet speed value of a fan and a heating power value of a heating part; acquiring a plurality of divided areas according to the indoor real-time environment information, and acquiring an area air resistance value and a temperature diffusion value of each divided area; and according to the regional air resistance value, a regional airflow blocking value corresponding to each divided region is obtained, and the indoor airflow attenuation degree is calculated according to the air outlet speed value and the regional airflow blocking values corresponding to all the divided regions. The airflow attenuation degree is accurately calculated, the airflow loss details are clearly presented, the wind speed is reasonably adjusted in an assisted mode, and heat is evenly distributed.

The utility model relates to an air source heat pump system which can respectively control two air side heat exchangers arranged in parallel through two four-way valves arranged in parallel, a one-way valve and a two-way valve, and in a conventional heating mode, the two air side heat exchangers serve as evaporators to absorb heat of air, so that the heating capacity of the system is improved; in the anti-frosting heating mode, the second air side heat exchanger serving as an evaporator is converted into the condenser for use, a small part of heating capacity of the system is sacrificed, it is guaranteed that the first air side heat exchanger and the second air side heat exchanger are not frosted, and therefore after the system operates for a period of time, defrosting of an anti-heat pump can be omitted, and the system reliability is improved. The continuity and stability of heating of the system are guaranteed, it is guaranteed that the water temperature of hot water does not fluctuate, and the heat using experience of a user is improved; meanwhile, the problem that the heat exchange capacity of the air-side heat exchanger is seriously reduced due to frequent frosting of the air-side heat exchanger and accelerated aging of the air-side heat exchanger in the defrosting process is solved.

The invention relates to the technical field of semiconductor manufacturing, and discloses a cover plate assembly, a semiconductor processing chamber and semiconductor coating equipment, and the cover plate assembly comprises a cover plate which is provided with one or more observation holes in a penetrating manner along the thickness of the cover plate; the observation structure comprises a convex observation window arranged in the observation hole, and the first side face of the convex observation window is a protruding part and deviates from the semiconductor processing chamber. In this way, the heating capacity of the observation window can be effectively improved, and therefore the situations of cracks, fragmentation and the like of the observation window are reduced.

The invention discloses an anti-pilling acrylic fabric and a production method thereof.The production method includes the steps that acrylic fibers and acetate fibers are blended to obtain blended yarn, the blending ratio of the acrylic fibers to the acetate fibers is 50: 50, the spinning count is 50 S, during blending, the specification of the acrylic fibers is 0.8 D * 38 mm, the acetate fibers are 1.2 D * 38 mm cotton-type short fibers, the specification of the acrylic fibers is 0.8 D * 38 mm cotton-type short fibers, the specification of the acetate fibers is 0.8 D * 38 mm cotton-type short fibers is 0.8 D * 38 mm cotton-type short fibers, and the specification of the acrylic fibers is 0.8 D * 38 mm cotton-type short fibers; weaving the blended yarns into a warp satin weave fabric, wherein the warp and weft density is 787 * 374 / 10cm; the fabric is processed through the steps of preparing, spinning, slashing, weaving and finishing and dyeing. According to the invention, the acetate fiber is adopted as a raw material and is blended with the anti-pilling acrylic fiber, so that the acetate fiber has good natural air permeability and quick drying, not only keeps the warm keeping and softness of the acrylic fiber, but also embodies the brilliant color, bright appearance, smooth contact, easy care and wrinkle resistance of the acetate fiber.

The invention relates to the technical field of heating furnaces, and discloses a heating furnace convenient for uniform heating, which comprises a heating furnace body, the top of the heating furnace body is fixedly connected with an exhaust port, the bottom of the heating furnace body is fixedly connected with a base, a uniform heating mechanism is arranged in the heating furnace body, and a telescopic mechanism is arranged on the outer side of the uniform heating mechanism. And a closing mechanism is arranged on the front side of the uniform heating mechanism. According to the heating furnace convenient for uniform heating, through the arrangement of the uniform heating mechanism, a worker only needs to start a driving motor to drive a plurality of material placing discs to rotate around a six-edge rotating shaft in the heating furnace body, so that positions of materials placed on the material placing discs can be continuously switched, and all parts of the materials in the material placing discs are uniformly heated; the heating effect of materials in the material placing disc is improved, the negative influence caused by uneven heating of the materials in the heating process is reduced, and the heating effect of the heating furnace in use is improved.

The invention discloses a defrosting control system applied to a live AI fin, and relates to the technical field of refrigeration, heat pump industry and air source heat pump unit defrosting systems, and the defrosting control system comprises an evaporator inlet air moisture content calculation module, an evaporator exhaust air moisture content calculation module, an evaporator frosting amount calculation module and a defrosted amount calculation module; according to the method, the frosting amount of unit mass air passing through fins of the evaporator is calculated according to the inlet / exhaust air moisture content difference value of the evaporator; according to the integral principle, the frosting amount of the current evaporator is calculated in a real-time accumulation mode, and when the frosting amount reaches a preset value, namely, the defrosting condition is met, defrosting is started; the current defrosted amount is calculated in real time in the defrosting process, and when the defrosted amount reaches the preset value of the frosting amount, defrosting is finished; accurate defrosting is realized; the problems of false defrosting and incomplete defrosting of a traditional air source heat pump are solved; and the heating performance and the comprehensive energy efficiency ratio of the air source heat pump are further improved.

The invention discloses a boron nitride conductive ceramic evaporation boat and a preparation method thereof. The boron nitride conductive ceramic evaporation boat comprises the following raw materials in parts by weight: 80-100 parts of boron nitride, 30-40 parts of titanium boride, 30-40 parts of zirconium silicate, 10-15 parts of boron oxide, 10-15 parts of nano carbon black, 8-12 parts of silicon carbide, 4-6 parts of nano yttrium oxide and 1-2 parts of polyacrylamide. The preparation method comprises the following steps: (1) weighing the raw materials, and uniformly mixing; (2) wet ball milling; (3) drying; (4) cold isostatic pressing forming; and (5) carrying out hot pressed sintering and cooling. The long-term stability of the product is improved, the produced product has advanced performance and quality, shorter preheating time, better molten aluminum spreading capacity, fewer sputtering and boat bending problems, longer service life and more economic choices, production of various materials such as metallized films, paper and textiles can be met, and the production cost is reduced. The aluminum-plated film is widely applied to the industries of vacuum evaporation packaging materials, capacitor metallization vacuum coating, paper aluminum plating, gold stamping plating, anti-counterfeiting mark aluminum plating and the like.

The invention belongs to the field of air conditioners, and discloses an air conditioning system and a control method of the air conditioning system, and the air conditioning system comprises a compressor, an outdoor heat exchanger, an indoor heat exchanger, a battery heat dissipation heat exchanger, a first expansion valve, a second expansion valve, a defrosting coil pipe and a three-way valve. The dual functions of indoor heating and battery heat dissipation are achieved. And in the heating mode, heat generated by the battery is recycled and used for air conditioner heating through the first channel and the second channel which can exchange heat with each other, so that the system can effectively dissipate heat of the battery while heating indoors. Meanwhile, through the integrated design of the defrosting coil pipe and the outdoor heat exchanger, the system is allowed to guide the high-temperature cooling liquid of the battery unit to the defrosting coil pipe through the three-way valve when needed, and the outdoor heat exchanger is defrosted through heat generated by the battery. By means of the design, the defrosting efficiency is improved, heat exchange performance reduction caused by frosting is reduced, and the heating capacity of the air conditioning system is further improved.

The utility model discloses a rectification extraction device capable of improving the quality of propylene glycol, which belongs to the technical field of rectification and is characterized in that propylene glycol steam generated at high temperature is introduced into a preheating tank and is conveyed upwards along a spiral preheating structure to transfer heat to a mixed solution containing propylene glycol, which is conveyed downwards by the preheating structure, so that the quality of propylene glycol is improved. According to the multi-stage rectification device, the temperature of mixed liquid primarily entering the first rectification tower is effectively increased, propylene glycol steam after being cooled is guided into the second rectification tower to be subjected to secondary rectification after being cooled by the condenser, and the rectification effect is effectively improved through multi-stage rectification, in addition, a stirring barrel matched with a stirring shaft is additionally arranged in the first rectification tower, and the rectification efficiency is improved. Waste liquid in the second rectifying tower is guided into the stirring barrel through the second discharging pipe and mixed with preheated mixed liquid, on one hand, the waste liquid with waste heat is used for conducting secondary preheating on the mixed liquid, on the other hand, the stirring structure is additionally arranged, the heating uniformity of the mixed liquid is improved, and the heating effect is enhanced.

The utility model discloses an air conditioner indoor unit. The air conditioner indoor unit comprises a unit body, and the unit body comprises a shell, a first air outlet, a second air outlet, a return air inlet and an air duct arranged in the shell, the first air outlet is formed in the front side of the shell. The second air outlet is formed in the bottom of the shell. The return air inlet is formed in the top of the shell. The air inlet end of the air duct communicates with the air return opening. The air outlet end of the air duct communicates with at least one of the first air outlet and the second air outlet. In the refrigeration mode, the air outlet end of the air duct communicates with the first air outlet, discomfort caused by direct blowing of cold air to the human body is effectively reduced, in the heating mode, the air outlet end of the air duct communicates with the second air outlet, it is guaranteed that hot air flows downwards and directly reaches the ground, and the good heating effect and use experience are achieved. In conclusion, cold air can be conveyed upwards, hot air can be conveyed downwards, and the use comfort of a user is remarkably improved.

The invention discloses a flat pipe, a heat exchanger, a vehicle heat management system and a vehicle, and belongs to the technical field of vehicle heat management. The flat pipe forms a first flow channel and a second flow channel which are separated and arranged side by side, the first flow channel is suitable for circulation of a first heat exchange medium, and the second flow channel is suitable for circulation of a second heat exchange medium. Through the partition integrated design of the first flow channel and the second flow channel, the overall structure of the flat pipe is simplified, the overall heat resistance is reduced, and the heat exchange efficiency is greatly improved, so that the heat management effect of the vehicle heat management system is optimized, meanwhile, the machining difficulty and machining cost of the flat pipe are reduced, and the production efficiency is improved. Therefore, large-scale production and popularization and application are facilitated.

This invention provides a thermal management system for a new energy vehicle and the new energy vehicle itself, comprising: a first heat exchanger; a refrigerant circuit, the refrigerant circuit including a first circuit mode; in the first circuit mode, the refrigerant circuit is cyclically connected to an air conditioning compressor, the first heat exchanger, a front air conditioning evaporator, and an outdoor heat exchanger; and an air conditioning heating circuit, which is coupled to the refrigerant circuit for heat exchange through the first heat exchanger, and is located downstream of the front air conditioning evaporator in the direction of the heating airflow, used to heat the heating airflow that has already been heated by the front air conditioning evaporator. The refrigerant that has undergone heat exchange at the first heat exchanger can dissipate its remaining heat to the surrounding environment at the front air conditioning evaporator. Furthermore, since the front air conditioning evaporator is located upstream of the air conditioning heating circuit in the direction of the heating airflow, the external environmental heat absorbed by the refrigerant at the outdoor heat exchanger is reused, further improving the utilization rate of external environmental heat.

This application provides a multi-station solid hydrogen storage tank activation device, relating to the field of hydrogen storage equipment technology. The key technical points are: it includes an activation chamber, with multiple station tubes extending along its thickness direction. The axial outer wall of each station tube is flush with and sealed to the end face of the activation chamber on the same side. Gaps are left between adjacent station tubes, and between the radial outer wall of each station tube and the inner wall of the activation chamber facing the radial outer wall of the station tube, forming a heat exchange cavity. An inlet is provided on the bottom outer wall of the activation chamber, and an outlet is provided on the top outer wall. The inlet and outlet are connected to a hot / cold water heater. The station tubes are tubular structures with axial through holes. The multi-station solid hydrogen storage tank activation device provided by this application has the advantage of ensuring good thermal conductivity of the solid hydrogen storage tank while enhancing its activation efficiency.

The invention relates to the technical field of heating paste production, in particular to heating paste and a preparation process thereof. The invention discloses a ginger root soap, which is prepared from the following raw materials in parts by weight: 55 to 65 parts of water, 5 to 10 parts of glycerol, 3 to 8 parts of propylene glycol, 2 to 4 parts of ginger root extract phospholipid nanoparticles, 2 to 4 parts of cinnamon extract, 1 to 3 parts of polyethylene glycol, 2 to 5 parts of PEG-40 hydrogenated castor oil, 2 to 5 parts of hydrogenated polyisobutene, 0.5 to 1.5 parts of carbomer, 0.5 to 1 part of triethanolamine and 0.5 to 1 part of phenoxyethanol. The composition is prepared from the following components in parts by weight: 0.5 to 1.5 parts of chitosan, 0.1 to 0.5 part of essence, 0.1 to 0.5 part of vanillyl butyl ether, 0.5 to 1 part of ethylhexylglycerin and 0.5 to 1 part of pepper seed oil. The ginger root extract is subjected to enzymolysis through protease, release of active ingredients such as gingerol is promoted, and the heating performance of the heating paste is enhanced; and the phospholipid nano-load enzymolysis ginger root extract is utilized to reduce the oxidation of gingerol and other components and maintain the heating effect.

The invention relates to a controller control method and device, electronic equipment, a medium and a program product. The controller control method comprises the steps that frosting information of the outdoor heat exchanger is obtained, wherein the frosting information is used for representing the frosting condition of each defrosting area; according to the frosting information, a target circulation branch connected with the defrosting branch is determined in the first circulation branch; and the target circulation branch and the defrosting branch are controlled to be conducted through the switching device, so that a refrigerant medium in the defrosting branch flows into the target circulation branch under driving of the compressor, and a defrosting area where the target circulation branch is located is defrosted. Therefore, the purpose of defrosting different defrosting areas in a targeted mode is achieved, the defrosting effect is improved, then the heating performance of the air conditioner and the comfort experience of a user are improved, and electric energy is saved.

The utility model provides a kind of ceiling type air conditioner indoor unit, comprising: shell, with first air port, second air port and with first air port and second air port all intercommunication air cavity, air cavity includes first flow channel, intercommunication channel and second flow channel connected in turn;First volute tongue has the first flow-limiting position cooperation with fan and the first avoidance position of avoiding fan and forming for airflow flow first avoidance port;Second volute tongue has the second flow-limiting position cooperation with fan and the second avoidance position of avoiding fan and forming for airflow flow second avoidance port;Wherein, when first volute tongue is in first flow-limiting position, second volute tongue is in second avoidance position;When first volute tongue is in first avoidance position, second volute tongue is in second flow-limiting position.Through the technical scheme provided by the utility model, the technical problem that the comfort is lower due to the fixed air supply direction of the ceiling type air conditioner indoor unit in the prior art can be solved.

This utility model discloses a biomass thermal energy storage and heating device, relating to the field of thermal energy storage technology. It includes a tower body with an air outlet, a water return inlet, an air inlet, and a water return outlet at its upper and lower ends, respectively. The air outlet and air inlet are vertically aligned, as are the water return inlet and water return outlet. The tower body is equipped with layered partitions that divide the interior into multiple filling cavities. Each filling cavity is filled with a heat-storing medium. Each filling cavity also has vertical partitions, with multiple partitions dividing the filling cavity into multiple non-connected areas. By dividing the filling cavity into multiple areas through these partitions, this utility model allows for the simultaneous introduction of air and water for heat exchange without mutual interference, thus achieving simultaneous heat storage and release. This makes it more convenient to use and provides better heat storage and heating effects.

This utility model relates to the field of heating equipment technology, and in particular to a clamp-on suspended heater, comprising a housing having a mounting cavity and a ventilation duct communicating with the mounting cavity, and a drainage hole on the outer wall of the housing; a suspension assembly mounted on the outer wall of the housing for suspending the housing; a heating assembly mounted within the mounting cavity; a ventilation assembly mounted within the mounting cavity with its outlet facing the heating assembly; and a control assembly mounted within the mounting cavity and electrically connected to the heating assembly and the ventilation assembly. This utility model facilitates quick fixing of the heater in a suitable position and reduces the impact of humid environments on the electrical circuitry.

The energy storage cabinet air conditioning unit comprises a shell, a direct cooling plate, a compressor, a heat exchanger, a flash evaporator, a four-way valve, an electric control box and a cooling fan, the compressor, the four-way valve, the direct cooling plate, the flash evaporator and the heat exchanger are arranged in the shell, and the compressor, the four-way valve, the direct cooling plate, the flash evaporator and the heat exchanger are sequentially connected through a refrigerant pipeline to form a refrigerant circulation loop; one end of a refrigerant pipeline section A between the direct cooling plate and the flash evaporator is connected with a refrigerant flow channel outlet of the direct cooling plate, the other end of the refrigerant pipeline section A is connected with a gas-liquid two-phase refrigerant inlet of the flash evaporator, and a first throttling valve is arranged on the refrigerant pipeline section A; one end of a refrigerant pipeline section B between the flash evaporator and the heat exchanger is connected with a liquid refrigerant outlet of the flash evaporator, the other end of the refrigerant pipeline section B is connected with a liquid refrigerant inlet of the heat exchanger, and a second throttle valve is arranged on the refrigerant pipeline section B; and a steam refrigerant outlet of the flash evaporator is connected with an air supply port of the compressor. The structure is compact, the flash evaporator achieves the enthalpy increasing effect, and therefore the gas displacement of the compressor is improved, and the purpose of improving the heating capacity in the low-temperature environment is achieved.

The application discloses a control method of an electronic expansion valve of an air conditioner, and the control method comprises the following steps: obtaining the indoor environment temperature of the air conditioner during the low-temperature heating process of the air conditioner or when the air conditioner enters the low-temperature heating process; and reducing the opening degree of the electronic expansion valve of the outdoor unit of the air conditioner according to the difference between the user-set temperature and the indoor environment temperature. The application further discloses a control device of the electronic expansion valve of the air conditioner, an air conditioner and a computer storage medium. According to the difference between the user-set temperature and the indoor environment temperature, the opening degree of the electronic expansion valve of the outdoor unit is reduced when the air conditioner is in the low-temperature heating process, so that the evaporation temperature of the outdoor unit is reduced, the heating capacity of the indoor unit is improved, the indoor temperature is raised faster, and the indoor heating effect is improved.

The heat pump water system comprises indoor heat exchange equipment, a heat pump device, auxiliary heat exchange equipment and a valve assembly, and the heat pump device communicates with a water inlet of the indoor heat exchange equipment through a first water supply pipeline and communicates with a water outlet of the indoor heat exchange equipment through a first water return pipeline; the auxiliary heat exchange equipment is communicated to the first water supply pipeline through a second water return pipeline and a second water supply pipeline; the valve assembly is arranged on the second water return pipeline and / or the second water supply pipeline and used for adjusting the flow of water flowing from the second water return pipeline to the second water supply pipeline through the auxiliary heat exchange equipment. According to the heat pump water system, the water flow flowing to the auxiliary heat exchange equipment can be adjusted by controlling the valve assembly according to the series complementary structure of the heat pump device and the auxiliary heat exchange equipment, the problem that the effect of an independent heat pump device is poor is solved, and therefore the heating effect of the heat pump water system is improved.

The application provides a refrigeration system, a control method of the refrigeration system and an air conditioner. The refrigeration system comprises a compressor, an indoor heat exchanger and an outdoor heat exchanger, the exhaust port of the compressor is connected with the indoor heat exchanger, the indoor heat exchanger is connected with the outdoor heat exchanger, the outdoor heat exchanger is connected with the suction port of the compressor; a defrosting heat exchange device has a refrigerant inlet and a refrigerant outlet, the refrigerant inlet of the defrosting heat exchange device is connected between the exhaust port of the compressor and the indoor heat exchanger in an on-off manner, the refrigerant outlet of the defrosting heat exchange device is connected between the outdoor heat exchanger and the suction port of the compressor; and at least part of the defrosting heat exchange device is arranged on the indoor side of the outdoor coil of the outdoor heat exchanger, so as to heat the refrigerant in the outdoor coil and realize defrosting. The refrigeration system of the application ensures that the defrosting process is completed in a non-stop state, and the indoor heating is normally carried out in the defrosting process, thereby avoiding the defect that the indoor temperature is lowered in the conventional defrosting mode and improving the use experience of the user.

The utility model is suitable for water treatment device technical field discloses a kind of drinking water equipment, including cold water waterway and with cooling module, heating module cooling unit, hot water waterway and auxiliary pump module.The cold water waterway is connected to the cooling module to make the cooling module absorb the heat of water in the cold water waterway.The hot water waterway is connected to the heating module to make the water in the hot water waterway absorb the heat generated by the heating module to prepare hot water.The hot water waterway is connected to the cold water waterway and / or contact the cooling module by the auxiliary pump module, to pump the water in the hot water waterway to the cold water waterway and / or the cooling module.The water with higher temperature is pumped to the cold water waterway and / or cooling module, and the temperature of water in the cold water waterway for being cooled by cooling module and / or cooling module is thus increased, so that the cooling unit continues to cool even increases power, so that more heat is emitted, and the heating capacity is improved.

The utility model discloses a floor heating water collecting and distributing device, which relates to the technical field of floor heating accessories and comprises a water distributing pipe and a water return pipe, a plurality of branch pipes are arranged at the bottom end of the water distributing pipe, a plurality of branch pipes are arranged at the bottom ends of the branch pipes, and water outlet valves are arranged at the bottom ends of the branch pipes; a plurality of return branch pipes are arranged at the bottom end of the return water pipe, and connecting pipes are arranged at the bottom ends of the return branch pipes; a plurality of mounting mechanisms are arranged on the outer sides of the water distribution pipe and the water return pipe; and exhaust valves are arranged at the tops of one ends of the water distribution pipe and the water return pipe. The water distributor is reasonable and reliable in structure, heat energy in a heating system can be evenly distributed through the water distributor, each area can obtain equal heat through the balanced design, the heat efficiency of the whole heating system is improved, water flow balance is guaranteed through the branch pipes and the return branch pipes which are the same in number, and the service life of the heating system is prolonged. The balance can reduce the problem that some areas are overheated or overcooled, and the consistency of the indoor temperature is kept.

The utility model relates to the technical field of forklift warm air blowers, in particular to a forklift warm air blower air outlet which comprises a main body, a power assembly is fixedly connected to the side face of the main body, and a heating assembly is fixedly connected to the interior of the power assembly. Hot air brought into the cab by the heating pipe group is blown downwards by wind power through the shunting fan, so that the hot air can be uniformly dispersed in the cab, the environment problem in the cab is solved, the operation comfort of a driver is improved, the hot air is blown downwards, and the blown hot air is in contact with cold air below, so that the safety of the driver is improved. The heat exchanger is used for exchanging heat generated when a machine in an engine is started, then the heat exchanger is used for conveying the obtained heat to the heating pipe set, the heating pipe set is rapidly heated to heat the cab, heat energy conversion is used for heating, and the heat exchange efficiency is improved. The engine heat efficiency is improved and energy is saved.

The invention discloses a control method and device of a heat pump unit, the heat pump unit, a storage medium and a computer program product. A bypass pipeline is arranged between a first heat exchanger and a second heat exchanger of the heat pump unit, and a bypass electronic expansion valve is arranged on the bypass pipeline; a medium in the bypass pipeline can exchange heat with water in the water pan at the first heat exchanger; the method comprises the steps that when the unit operates in a heating mode, a bypass electronic expansion valve is controlled to be opened according to the outdoor environment temperature; and under the condition that the bypass electronic expansion valve is opened, the opening duration time of the bypass electronic expansion valve is controlled according to the outdoor environment temperature, and the bypass electronic expansion valve is controlled to be closed according to the temperature of the water pan. According to the scheme, the high-temperature refrigerant in the heating process is used for deicing the water pan, the deicing process is controlled according to the outdoor temperature and the temperature of the water pan, it is avoided that the normal operation of the unit is affected by freezing of the water pan, and the heating capacity of the unit is improved.

The utility model relates to electronic atomization technical field, concretely is a kind of novel heating body structure.A kind of novel heating body structure, including heating pipe and heating element, the heating element has heating part and lead part, the heating pipe outer wall is equipped with accommodating cavity, the heating part is placed in the accommodating cavity, the accommodating cavity inside is filled with heat-conducting insulating material, the heating element uses independent control scheme.The utility model can reduce the influence of heating pipe base material on heating efficiency, with the advantages of compact structure, easy to assemble, simplify production process.Meanwhile, each heating element can work independently, so that the heating pipe circumferential side each heating area can be controlled respectively, improve the flexibility of use.

The utility model discloses a double-helix flow guide heating pipe assembly with a slotting structure, which belongs to the technical field of heating pipes, and comprises a first mounting seat and a second mounting seat, and one side surfaces, close to each other, of the first mounting seat and the second mounting seat are fixedly connected with limiting plates; the outer surfaces of the two limiting plates are jointly and fixedly connected with a heating pipeline, and through the limiting plates, the sliding rings, the sliding plates, the sliding grooves, the circular pipes, the double-spiral blades, the drainage grooves, the water inlet pipe, the water outlet pipe, the heating pipeline and a temperature sensor, the equipment can control the flow speed of water, water flowing in the equipment can be smoother, and the water flowing efficiency is improved. And by arranging a clamping block, a protective shell, a mounting plate, a mounting hole, a mounting screw, a first threaded hole, a second threaded hole, a positioning pipe, a positioning hole and a reinforcing plate, people can conveniently fix, disassemble and assemble the equipment, and the water inlet pipe and the water outlet pipe can be more stable.

The utility model discloses a battery box and an automobile, and relates to the technical field of automobiles, the battery box comprises a box body and a heat preservation bottom protection plate, the box body is provided with an installation cavity, the installation cavity is used for installing a battery, and the bottom of the box body is provided with a heat exchange opening communicated with the installation cavity; the heat preservation bottom protection plate is detachably connected with the box body so as to cover or open the heat exchange opening. According to the technical scheme provided by the utility model, the problem of contradiction between heat dissipation and heat preservation of the battery system can be effectively solved.