55results about How to "Control cooling effect" patented technology

The invention relates to a solar energy heating system combined with a sitting and lying appliance, which comprises a sitting and lying appliance, a solar energy collector, an auxiliary heat source, a circulating pump, and correlative pipelines and valves, wherein a sealed inner shell is arranged in the sitting and lying appliance, a phase change heat-accumulating material is filled in the sealed inner shell, a heat exchange pipe is embedded in the phase change heat-accumulating material, the inlet and outlet ends of the heat exchange pipe are provided with valves, the heat exchange pipe is connected with the inlet and outlet valves, the circulating pump and the solar energy collector through a pipeline to form a closed loop, and a heat transfer fluid is filled in the heat exchange pipe. The heat exchange pipe can be a series type coil pipe or a parallel connection coil pipe, and can be arranged in a single layer or a plurality of layers. The sitting and lying appliance has the functions of both a heat accumulator and a heat radiator. The solar energy heating system making use of the solar energy, phase change heat accumulation and the sitting and lying appliance combination is clean, comfortable and safe, and can greatly reduce the area of the heat accumulator to improve the efficiency of the heat accumulator while building a local heat comfortable environment.

The invention relates to the technical field of laser processing, in particular to a method and a device for assisting supersonic vibration in laser cladding. The method comprises the following steps: a laser beam conducted by a laser cladding head is radiated to a cladding element along a vertical direction, meanwhile, the supersonic vibration indirectly acts in a laser molten pool along a horizontal direction, and a cladding layer is formed on the cladding element. The device comprises a base, a supersonic vibration system, a support and a supporting plate, wherein the supersonic vibration system comprises a supersonic wave generator, an energy converter and an amplitude-change pole used for enhancing a mechanical vibration amplitude; the supersonic wave generator is connected with the energy converter through a cable; the energy converter is fixedly connected with the amplitude-change pole. According to the method, an additionally adding energy field, i.e., supersonic vibration which is horizontally introduced, is used for improving the tissue and the performance of the laser cladding layer, and cooling water is introduced into a cooling water tank to lower heat transferred to the energy converter in a laser cladding process so as to improve the production efficiency of laser cladding processing. The device has the advantages of simple structure, convenience in operation, long service life and the like.

The invention discloses a method and a device for controlling heat radiation of an air conditioner. The control method comprises the following steps of according to the collected first environment temperature of an air conditioner indoor unit, determining the setting temperature of a heating mode; controlling the air conditioner indoor unit to work in the heating mode, and recording the first running time of the second environment temperature of the air conditioner indoor unit reaching the setting temperature; after the second environment temperature of the air conditioner indoor unit reaches the setting temperature, spacing the first preset time period, and controlling the running of a first air shift of the air conditioner indoor unit; judging whether the third environment temperature of the air conditioner indoor unit is higher than the preset temperature or not in the second preset time period, recording the second running time of the first air shift; using the first running time and the second running time to control the heat radiating of the air conditioner indoor unit. The method solves the problem that when the air conditioner mounting position is higher, the heat radiating of the air conditioner is manually controlled, and the heat radiating efficiency is low. The method can realize the effect of controlling the heat radiating of the air conditioner.

The invention provides a subzero treatment device. The original fan design is replaced by adopting a liquid-gas ejector, the pressure of liquid nitrogen as a cooling medium is reduced, the speed is increased, partial vacuum is formed in the liquid-gas ejector, and fresh air is introduced so as to be uniformly mixed with the liquid nitrogen, so that partial gasification of the liquid nitrogen is realized, and a workpiece is preferably cooled after the air volume is increased; driving fluid in the ejector comes from low-temperature nitrogen in a box body of subzero equipment, and the cooling capacity of the driving fluid is recycled, so that the utilization rate of the cooling capacity can be further increased, and the problems of frosting and blockage are avoided.

The invention relates to a semiconductor liquid-cooling radiator, which comprises a semiconductor refrigeration device and a liquid-cooling radiator, wherein a cold end of the semiconductor refrigeration device is arranged on a high-power electronic component, and is used for cooling the high-power electronic component; and a hot end of the semiconductor refrigeration device is connected with the liquid-cooling radiator, and is cooled through the liquid-cooling radiator. The semiconductor liquid-cooling radiator utilizes a semiconductor refrigeration technology for cooling the high-power electronic component, and cools the hot end of the semiconductor refrigeration device through the liquid-cooling radiator, so as to meet the cooling requirement of high-power electronic equipment.

The invention discloses an automatic dispersing device for carbon nano tube conductive slurry. The automatic dispersing device comprises a ceramic grinding barrel; a controller with a timer therein is arranged on the bottom of the ceramic grinding barrel; a snakelike circulating water pipe is uniformly wound on the periphery of the side wall of the ceramic grinding barrel; the ceramic grinding barrel is filled with carbon nano tube conductive slurry, a liquid level sensor and a temperature sensor; a liquid outlet is formed in the bottom of a de-foaming agent storage tank; a solenoid valve and a flow sensor are arranged in the liquid outlet; a dispersing effect tester comprises an electrode a, an electrode b and a resistance meter; a distance between the electrode a and the electrode b is constant; and after being guided out through guide wires separately, the electrode a and the electrode b are connected to the resistance meter. The automatic dispersing machine can automatically add the de-foaming agent in a dispersing process, can give out a time node for dispersing and stirring the carbon nano tube slurry, and avoids excessive stirring.

The invention is for use in cooling CPU in operation. It includes a metal cover plate, a first case, a thermoelectric cooler, a heat sink, a second case, a first fan and a second fan. With the metal cover plate the heat source from CPU is isolated, and then the thermoelectric cooler reduces temperature of CPU and conducts the heat to the heat sink. The first and second fans vent the heat out. The working power of thermoelectric cooler and switch of first and second fans are controlled by application software.

The invention discloses a battery temperature control method and device for a new energy vehicle, belonging to the technical field of battery temperature control. The method comprises the following steps: acquiring a basic value of refrigerant flow of a battery cooler according to a water inlet temperature value of a battery and a cell temperature value of the battery; acquiring a correction value of the refrigerant flow of the battery cooler according to the superheat degree of the refrigerant outlet of the battery cooler; and acquiring a final value of the refrigerant flow of the battery cooler according to the basic value of the refrigerant flow and the correction valuere of the frigerant flow. According to the method, the refrigerant flow of the battery cooler is dynamically adjusted according to the water inlet temperature value of the battery, the cell temperature value of the battery and the superheat degree of the refrigerant outlet of the battery cooler so as to meet requirements on thermal management of the battery.

The invention relates to a heat abstractor, and belongs to the technical field of heat dissipation. The heat abstractor comprises a heat-conducting pipe, a cooling liquid and a power component, wherein the power component comprises a pipe body, a pair of electrode plates and a pair of magnets; one end of the pipe body is connected with one end of the heat-conducting pipe; the other end of the pipe body is connected with the other end of the heat-conducting pipe; the pipe body is communicated with the heat-conducting pipe to form a closed cavity; the cooling liquid is arranged in the cavity and is an electrolyte solution; the pair of electrode plates is arranged in the pipe body; the pair of magnets is arranged outside the pipe body; and when the pair of electrode plates is electrified, a magnetic line between the pair of magnets intersects a power line between the pair of electrode plates. According to the heat abstractor, the flow velocity of the electrolyte solution is adjusted by adjusting the current intensity between the pair of electrode plates, so that the role of controlling the heat dissipation effect of the heat abstractor is put into a play.

The invention relates to a multistage jacketed chlorinated reaction tower, and belongs to the field of paraffin processing equipment. The multistage jacketed chlorinated paraffin reaction tower includes a cylindrical tower body and end covers arranged at both ends of the tower body; the tower body is provided with at least two ring jackets and, each jacket is provided with at least a circulating liquid outlet and at least one circulating liquid inlet. According to the multistage jacketed chlorinated paraffin reaction tower, the multistage jackets are externally arranged on the reaction tower, the cooling effectiveness of the multistage jackets can be controlled when in use, so that materials in each part of the reaction tower can be fully reacted, and the production efficiency is improved.

The invention relates to a calcium carbide cooling device and method. The calcium carbide cooling device comprises a calcium carbide cooling tower. A sand inlet is formed in the upper end of the calcium carbide cooling tower, and a sand outlet is formed in the lower end of the calcium carbide cooling tower. A cooling pan track is arranged in the calcium carbide cooling tower. A closed type cooling pan used for containing calcium carbide is placed on the cooling pan track. The sand inlet and the sand outlet of the calcium carbide cooling tower communicate with a sand transfer system, so that a sand transfer loop is formed. The cooling device adopts sand as a cooling medium. Mobility of the sand and gravity of the sand are utilized to form forced convection with the calcium carbide cooling pan, so that cooling is accelerated, and time for cooling consumption is effectively shortened. Investment cost of cooling equipment is reduced to a great extent. Occupied space is reduced. Operation safety stability and economy are improved. The problems that much time is consumed and occupied space is large in the traditional calcium carbide cooling process are solved. Meanwhile, sand circulation is completed by means of the sand transfer system, the speed of the sand transfer system is adjusted and the calcium carbide cooling effect can be effectively controlled.

The invention relates to a computer dustproof heat dissipation case which effectively solves the problem that dust prevention and heat dissipation of a case cannot be achieved at the same time. According to the technical scheme, the computer dustproof heat dissipation case comprises a box plate, two through holes are formed in the box plate, and fans are installed in the through holes; three layers of filter screens are fixed on the left side of the box plate; a baffle is arranged on each layer of filter screen; brushes are arranged on the inner side surfaces of the third filter screen and thesecond filter screen; two power devices corresponding to the second filter screen and the third filter screen respectively are fixed on the box plate, and each power device is composed of a main piston cavity fixed on the box plate and a plurality of auxiliary piston cavities corresponding to the main piston cavity; the main piston cavity is communicated with the plurality of auxiliary piston cavities through pipelines; an auxiliary piston rod is arranged in the auxiliary piston cavity, penetrates through the box plate and is fixed with the second filter screen or the third filter screen; after the main piston cavity is compressed, the second filter screen or the third filter screen is pushed to move leftwards through the auxiliary piston rod in the auxiliary piston cavity, the size is small, the weight is light, and the dustproof effect can be automatically adjusted according to temperature changes.

The invention discloses a portable live shrimp transport device. An oxygen increasing mechanism and a refrigeration mechanism are arranged in a container and used for controlling the temperature and oxygen amount of water in the container respectively, an oxygen amount sensor detects the oxygen concentration in the transport container and transmits the oxygen concentration to a control box, the control box controls a regulating valve to be opened or closed, and correspondingly the oxygen amount generated by a contact reaction between hydrogen peroxide and manganese dioxide is limited, so thatshrimps are prevented from suffocating and dying due to lack of oxygen; at the same time, other side effects caused by too high oxygen concentration are avoided, so that the oxygen amount of the waterin the container is maintained within a set range; a temperature sensor detects the temperature of the water in the transport container and transmits the temperature to the control box, the control box controls the amount of current passing through semiconductor refrigeration sheets, and correspondingly a cooling effect of the semiconductor refrigeration sheets on the container can be controlled,so that the temperature of the water in the container is kept within a set range, and the survival rate of the live shrimps collected in a field during transport is increased. The device is used fortransporting the live shrimps.

The invention discloses a long dropper forming die. The long dropper forming die comprises an upper die frame, a lower die frame, an upper die plate and a lower die plate, wherein an upper die cavity is formed in the end face of the upper die plate, a lower die cavity is formed in the end face of the lower die plate, the upper die plate comprises an upper fixing plate, a cooling cover plate and a lower supporting plate which are sequentially arranged, a cooling cavity is formed in the end face of one side of the lower supporting plate, a cooling cover plate seals an opening of the cooling cavity on the lower supporting plate, an inlet port and an outlet port which communicating with the cooling cavity are formed in the cooling cover plate, a plurality of first flow channel grooves which are evenly distributed are formed in the bottom of the cooling cavity, and second flow channel grooves are formed in the end face, opposite to the cooling cavity, of the cooling cover plate.

The invention relates to a control method and device of refrigeration equipment, a controller and the refrigeration equipment. After it is determined that a condensation fan has a stalling fault, a refrigeration fan and a compressor are maintained to operate for a period of time and then are sequentially closed, and therefore the situation that the temperature of a condenser is too high and the system pressure is too large can be avoided, and the refrigeration effect of the refrigeration equipment is maintained to the maximum degree. In addition, after the compressor is closed for a period of time, along with natural heat dissipation, after the temperature of the condenser is reduced to a reasonable range, the compressor is started again, and therefore the refrigeration process can be recovered again, and damage to stored objects is avoided.