70results about How to "Stable cooling" patented technology

The invention discloses a device for combining power cycle with compression type refrigerating cycle, which can be used for simultaneously completing power cycle and compression type refrigerating cycle. The device comprises a compressor, a heat regenerator, a condenser, a reservoir, a throttle valve, an evaporator I, a working medium pump, an evaporator II, an expander and a transmission device, which are connected according to a rule. According to the device disclosed by the invention, medium-low-grade energy sources such as solar energy, geothermal energy and industrial waste heat can be utilized for driving the expander to apply work, so that the compressor is driven by the output shaft work to operate for achieving the power cycle and the refrigerating cycle. Meanwhile, the device can also be used for generating power when the operation of a refrigerating working condition is not needed. The heat regenerator is additionally arranged in the device, so that the load of the heater is reduced while the load of the condenser is reduced. The reservoir is arranged, so that the two cycles are operated independently, thereby ensuring stable refrigerating to a user. The device disclosed by the invention has a good application prospect in underserved areas of power or small areas or cold supply, and is of significance to energy conservation and emission reduction.

The invention provides an air guide assembly supplying air to a refrigerator chamber and a refrigerator of the air guide assembly. The refrigerator comprises at least one refrigeration chamber, a doorbody for opening and closing the chamber and an evaporator supplying cold to the interior of the chamber. The chamber is provided with a rear wall, a top wall and side walls, and a bottle seat is arranged on the door body. The air guide assembly comprises a first air flue, a second air flue and a fan communicating with the first air flue through an air guide opening, wherein the first air flue communicates with the second air flue. The first air flue is arranged in a manner of extending in the up-and-down direction of the rear wall, and first air outlets supplying air to the chamber are formed in the left side and the right side of the first air flue. The second air flue is connected to the upper end of the first air flue and is arranged in a manner of extending in the front-and-back direction of the top wall. Second air outlets are formed in the left side and the right side of the second air flue, and cold air in the second air flue can be blown into the door body and the bottle seattowards the lateral front portion. The problem that the temperature difference of the door body and the bottle seat is relatively too high large in the prior art is effectively solved, the refrigeration efficiency is improved, and the refrigeration performance of the refrigerator is improved.

The invention belongs to the technical field of concrete pouring, and particularly relates to a mass concrete circulating cooling system. According to the technical scheme, the mass concrete circulating cooling system comprises a water storing tank and a plurality of cooling water screens. The water storing tank communicates with a water inlet end of a water inlet pump by a pipeline. The water outlet end of the water inlet pump communicates with a water supplying pipeline. Water inlets of the cooling water screens communicate with the water supplying pipeline. Water outlets of the cooling water screens communicate with a backwater pipeline. The backwater pipeline is provided with a flow limiting valve. The backwater pipeline communicates with the water inlet end of a backwater pump. The water outlet end of the backwater pump communicates with the water storing tank by a pipeline. Cooling water in the water storing tank is conveyed to the water inlet pump to the cooling water screens. The cooling water screens are positioned in raft foundation concrete, can stably cool the poured concrete, and can conduct effective heat dissipation to concrete in the hydration process. The cooling water absorbs mass heat in the cooling water screens and is conveyed back to the water storing tank by the backwater pump, and therefore circulating application is achieved.

The invention discloses a method for air separation by storing cold energy of liquefied natural gas. The method comprises the following steps that: a cold storing groove is formed between the liquefied natural gas and an air separation device, wherein the cold storing groove is filled with a coolant which is used for storing the cold energy released when the liquefied natural gas is gasified; heat is exchanged by using a secondary refrigerant and the coolant; and the heat is exchanged between the secondary refrigerant and recycled nitrogen gas in a heat exchanger for supplying cold energy to the air separation. Compared with the prior art, the method for air separation by storing the cold energy of the liquefied natural gas is characterized by improving work efficiency of the device, greatly reducing the energy consumption of the device, and reducing the work cost, along with high use ratio and stable cold supply.

An embodiment of the invention discloses a battery cooling device which comprises a battery pack (1), a plurality of layered flat heat pipes (5) and a cooling flow channel (13).The battery pack (1) comprises N battery modules (4), each battery module (4) comprises M single batteries which are parallelly arrayed, and the M and the N are natural numbers; each layered flat heat pipe (5) clings to spaces between the two corresponding single batteries (6); the cooling flow channel (13) transversely penetrates the multiple layered flat heat pipes (5); a cooling liquid inlet (7) is formed in one end of the cooling flow channel (13), a cooling liquid outlet (8) is formed in the other end of the cooling flow channel (13), and cooling liquid can flow into the flat heat pipes (5) through the cooling flow channel (13).The battery cooling device has the advantages that batteries can be quickly and stably cooled, and the high cooling efficiency and the cooling safety can be guaranteed.

The invention provides a cooling apparatus for a hot nozzle of an injection mould and belongs to the technical field of plastic mould manufacturing. The invention solves problems of poor cooling effects and uncontrollable temperature in the hot nozzle of an injection mould in the prior art. The injection mould in the invention includes a moving die, a fixed die and the hot nozzle which passes through the fixed die. The cooling apparatus includes a cooling water well, a water inlet flow path and a water outlet flow path which are all arranged in the moving die. The upper part of the cooling water well is a cooling chamber which is arranged below the hot nozzle. The water inlet flow path and the water outlet flow path are both communicated with the cooling water well. A flow guide member is arranged inside the cooling water well and is used for guiding cooling water flowing into the cooling water well from the water inlet flow path to pass through the cooling chamber and then flow into the water outlet flow path. The cooling apparatus can quickly reduce the temperature of the hot nozzle and an injection moulding part.

The invention discloses a liquid metal battery heat insulation box with an air cooling heat dissipation mechanism and a heat dissipation method thereof. The liquid metal battery heat insulation box with the air cooling heat dissipation mechanism comprises a box body and an electric control cabinet, wherein the air cooling heat dissipation mechanism is arranged on the box body; the air cooling heatdissipation mechanism comprises heat dissipation fin groups which are arranged on four side faces of the box body; each heat dissipation fin group comprises a plurality of heat dissipation fins whichare horizontally arranged; heat dissipation draught fans controlled by the electric control cabinet are arranged at side parts of the heat dissipation fin groups. The liquid metal battery heat insulation box with the air cooling heat dissipation mechanism and with the heat dissipation method thereof, disclosed by the invention, are easy to implement and the heat dissipation efficiency is high.

The invention relates to an intelligent plastic product production equipment based on the Internet of Things, which includes a main body, a printing platform and a nozzle, and also includes a heating mechanism and a cooling mechanism. The heating mechanism includes a lifting assembly, an opening and closing assembly, and a heating assembly. A plate, a driving unit and two moving units, the heating assembly includes a second motor, a driving wheel, connecting wires and a heating plate, the cooling mechanism includes a reciprocating assembly and a blowing assembly, and the blowing assembly includes a driving chamber, a nozzle and two electromagnets. In this intelligent plastic product production equipment based on the Internet of Things, the heating mechanism improves the adhesion of the top material, thereby reducing the probability of cracks on the side of the tall plastic product, and the cooling mechanism cools down the plastic below. It is stable, improves the force strength, prevents the parts at the bottom of the model from sinking, and improves the quality of the product.

The invention relates to the field of automotive power, in particular to an automotive generator mechanism which comprises a generator stator, a generator rotor and a generator shell. The automotive generator mechanism is characterized in that the generator stator is internally arranged, the generator rotor is externally arranged, a drive shaft of the generator rotor is jointed with an automotive engine crankshaft via a coupler, the automotive engine crankshaft drives the drive shaft of the generator rotor to rotate, and a generator is an integral machine of the generator and a starter. By the aid of the automotive generator mechanism, noises and vibrations of the automotive engine and the generator are greatly reduced, power supply stability of a motor compressor is guaranteed, and high requirements of electrical equipment for electric power are simultaneously met.

The invention discloses a circulating type hydraulic oil tank structure and a use method of the circulating type hydraulic oil tank structure. When the size of an airbag is increased constantly, the airbag acts on the inner wall of a cavity of the airbag, when stress of pressure sensors reaches a standard value, an air valve is controlled to reduce or stop air injection, and the situation that the airbag is broken due to overinflating is avoided. Due to the fact that the size of the airbag is changed fast, springs and baffles arranged in grooves can buffer stress of the airbag acting on the pressure sensors, and the service life of the pressure sensors is prolonged.

The invention relates to a tube sheet component and bottom head component circumferential weld local heat treatment technology. According to the technology, a stepped heating mode is adopted for conducting heating treatment on weld, and the problems that the tube sheet component and bottom head component circumferential weld in a steam generator is large in thickness and complex in structure, andtemperature control is difficult due to the fact that all parts are made of different materials are solved.

The invention relates to an inflatable temperature-adjusting air-conditioning suit. The inflatable temperature-adjusting air-conditioning suit is characterized by consisting of a rubber and plastic inflatable ball 1, an air bag 2, the chest 3, a hook-and-loop fastener 4, the back 5, a hose 6, a zipper 7, ice bags 8 and hollow pockets 9. An air-conditioning suit outer layer is connected with the hollow pockets 9 and the air bag 2 and is formed by evenly distributing heat-insulating layer heat-preserving cotton on a whole lining including the chest 3 and the back 5, one side of each of the hollow pockets 9 is sewn in heat-insulating layers of inner layers of the chest 3 and the back 5, one exposed side of each of the ice bags 8 placed in the hollow pockets 9 is in contact with the air bag 2, and the air bag 2 is connected with the rubber and plastic inflatable ball through the hose. The inflatable temperature-adjusting air-conditioning suit adopts the inflatable air bag to achieve heat insulation and temperature adjustment and is environment-friendly and durable and does not need maintenance and a power supply, the temperature adjustment is simple, temperature reduction is slow, the heat preservation effect is good, the usage time is long, the negative physiological influence produced by excessive body temperature reduction caused by low-temperature cold stimulation when other ice-bag air-conditioning suits just bring into use is eliminated, leap on functions of the air-conditioning suit is achieved, and the using requirements of workers in high-temperature environments in various industries are met.

The invention discloses a battery pack cooling structure, a battery shell and a battery system. Cooling water is introduced into cooling channels through a water incoming pipe; the cooling water subjected to heat exchange is outputted through a water outgoing pipe; and therefore, the cooling water continuously and stably flows in cooling bodies, and battery packs can be stably and continuously cooled. Due to the fact that the cooling bodies are provided with installation grooves used for containing the battery packs, when the battery packs are installed in the installation grooves, a heat exchange mode between the battery packs and the cooling bodies is a direct contact heat exchange mode; heat on the battery packs is directly absorbed through the cooling water in the cooling channels; theheat on the battery packs is discharged in time; the cooling efficiency of the battery packs is improved; a large amount of heat is prevented from being gathered in the battery packs; effective and stable cooling is achieved; the battery packs are always in good working states; and the safe and stable operation of the battery packs is guaranteed; and space in the shell, which is occupied by the battery pack cooling structure, is reduced, so that the inner structure of the shell is more reasonable and compact.

The invention provides paving bricks for a glass kiln and a production process thereof. The paving bricks are prepared from the following raw materials in parts by weight: 30-50 parts of natural zircon sand, 30-50 parts of aluminum oxide powder, 1-3 parts of sodium carbonate, 1-5 parts of fluorite powder, 2-8 parts of silica powder and 8-16 parts of titanium dioxide. By controlling the proportionof the components reasonably and selecting an insulating material reasonably, the prepared paving bricks have excellent performance. In the embodiment process, the sand form of the prepared sand is improved. 15 paving bricks can be produced at one time in one insulating oven after the sand form is improved. The paving bricks are good in quality and high in percent of pass. In the production process, the paving bricks need not to be melted frequently, so that scattering of a feed liquid is reduced, the casting time is shortened and the production efficiency is improved.

The invention provides a solar cooling device. The solar cooling device comprises a solar panel, a semiconductor cooler electrically connected with the solar panel, a heat-dissipation device making contact with the hot end of the semiconductor cooler and a cooling device making contact with the cold end of the semiconductor cooler, wherein the cooling device comprises a cooler making contact with the cold end of the semiconductor cooler, a liquid cool storage agent, a cavity used for containing the liquid cool storage agent and a communication pipe communicated with the upper end and the lower end of the cavity, the liquid cool storage agent flows circularly inside and outside the cavity through the communication pipe, the cooler is embedded in the cavity and makes contact with the liquid cool storage agent, and the communication pipe is provided with a section of cold source discharge area discharging a cold source to the outside. The solar cooling device is stable in cold source supply, good in cooling effect and further capable of saving energy and protecting environment.

The invention provides a cooling method for a treating system. The treating system comprises a vacuum chamber and a plasma reactor located in the vacuum chamber and used for treating a substrate at a first temperature. The cooling method comprises the following steps: opening a second gas inlet, introducing heat conduction gas into the second gas inlet and allowing the plasma reactor and the vacuum chamber to be filled with the heat conduction gas and pressures in the plasma reactor and the vacuum chamber to reach preset values; and maintaining the pressures in the plasma reactor and the vacuum chamber until the temperature of the plasma reactor rises to a second temperature. According to the invention, cooling time of the plasma reactor is greatly shortened, utilization and production power of equipment of the treating system are improved, the process of cooling is smooth and steady, and components in the plasma reactor are protected from damage; moreover, after the heat conduction gas is introduced into the plasma reactor for a period of time, pressure in the vacuum chamber and the plasma reactor are maintained, so cooling time is shortened.

The invention discloses a device for cooling an electronic element by utilizing a bionic alveolar heat exchanger. The device is used for heat exchange of the electronic element, and comprises the bionic alveolar heat exchanger and cooling equipment, wherein the bionic alveolar heat exchanger is fixed on the electronic element through a heat conduction fixing piece, is used for absorbing heat generated by the electronic element or a micro-electronic element, and is internally provided with a power core used for providing a refrigerant with flowing power, a loop heat pipe refrigerant channel used for circulation of the refrigerant, and a cavity; the cooling equipment is connected with the cavity through a micro-channel; the refrigerant is arranged in the micro-channel; and the refrigerant isused for transferring the heat to the cooling equipment for heat exchange so as to dissipate heat.

The invention discloses a vehicle LED illuminating lamp with waterproof and dustproof functions, and belongs to the technical field of vehicle lamps. The vehicle LED illuminating lamp comprises a mounting box body, wherein the right side surface of the mounting box body is clamped with the left side surface of a heat conduction fixing cover, and the left side surface of the mounting box body is in lap joint with the right side surface of a glass protective cover; and the surface of the mounting box body is fixedly connected with the inner wall of an annular protective steel mesh. According to the vehicle LED illuminating lamp with the waterproof and dustproof functions, by arranging the driving fan blades, the driven fan blades, the driving rotating shaft, the driven rotating shaft, the sealing barrel, the sliding rod, a tooth groove, a gear, a transmission wheel and a cooling backflow hole, gas continuously enters the heat conduction fixing cover, so that the gas in the heat conduction fixing cover is high in pressure, and the interior of the mounting box body is under negative pressure; thus, the LED lamp panel assembly is arranged in the mounting box body, then the air enters the mounting box body again through the cooling backflow holes after being cooled and is directly blown to the right side face of the LED lamp panel assembly through the cooling backflow holes, so that heat of the LED lamp panel assembly is dissipated; in this way, internal heat can be stably dissipated, and stable cooling of the automobile lamp in the traveling use process is kept.

The invention relates to a bypass valve control method and device, a controller and refrigeration equipment. According to the method, based on the current water supply pressure, when it is determined that the opening degree of a bypass valve arranged on a bypass pipe between a freezing water supply main pipe and a freezing water return main pipe does not need to be controlled to be reduced, whether the current return water temperature is larger than a return water temperature set value or not is judged; and when the current return water temperature is larger than the return water temperature set value, a water supply pressure set value is reset to be a larger value, and then when a system operates till the current water supply pressure meets the requirement of the reset water supply pressure set value, the opening degree of the bypass valve is controlled to be increased by the first preset opening degree so that the return water temperature can be reduced. Through the arrangement, a differential pressure balance valve can be fully utilized, so that a differential pressure balance valve not only can balance the flow difference of the system, but also can slow down the fluctuation of the water inlet temperature of a refrigerator, so as to ensure that the water outlet temperature of the refrigerator can meet the requirement, realize stable cold supply of the refrigerating system and realize a pressure and temperature dual-regulation scheme based on the differential pressure balance valve.

The invention relates to the technical field of energy heat supply and air conditioning and particularly relates to a comprehensive utilization system for terrestrial heat of an underground water-lacked region. The comprehensive utilization system comprises a heat pump system, an outdoor ground-source heat exchange system, an indoor air conditioning terminal system and a solar power generation system. During heat supply, the outdoor ground-source heat exchange system is used for absorbing heat in soil; afterwards, heat energy is transmitted to the indoor air conditioning terminal system to supply heat to a room; during refrigeration, the heat pump system works, the indoor air conditioning terminal system is used for absorbing the indoor heat, and the outdoor ground-source heat exchange system is used for dissipating heat so as to realize the aim of indoor refrigeration; electric energy required by work of the heat pump system is directly provided by the solar power generation system. By adopting the comprehensive utilization system disclosed by the invention, superficial ground heat energy can be utilized farthest to satisfy stable requirements, for heat supply and cold supply of the ground-source heat pump system, of the underground water-lacked region.

The invention discloses a device for preventing burning and explosion of new energy automobile batteries caused by thermal runaway, and relates to a battery device technology. The device comprises a temperature control unit and a battery box body. An output conduit is mounted at the upper end of one side of the battery box body, and an input conduit is mounted at the lower end. The output conduitof the battery box body is communicated with a radiator through a pipeline, the radiator is communicated with a water pump through a pipeline, the water pump is communicated with a water tank througha pipeline, and the water tank is communicated with the input conduit of the battery box body through a pipeline. The temperature control unit is electrically connected with the battery box body, thewater pump and a radiator fan respectively. The battery box body is filled with circulating liquid. The device for preventing burning and explosion of new energy automobile batteries caused by thermalrunaway provided by the invention enables automobile batteries to have the functions of temperature control, insulation, flame retardancy and prevention of burning and explosion caused by thermal runaway.