51results about How to "Meet refrigeration requirements" patented technology

The invention discloses a full-automatic chemiluminiscence tester and belongs to the field of chemiluminiscence testing.The full-automatic chemiluminiscence tester comprises a mechanical arm module, a refrigeration module, a power module, a reagent sample disk, a sampling needle component, a stirring component, a reaction cup frame, an incubation device, a magnetic separation component, a washing station component and a measuring room.Full-automatic management is achieved for mixing, reacting, incubating, magnetic separating, detecting and other procedures of a sample to be tested, the detection efficiency is improved, and operation errors are reduced.

The invention discloses an air conditioner and an anti-condensation method thereof; the anti-condensation method of the air conditioner comprises the following steps that when the air conditioner enters a refrigeration mode, a first temperature value is tested, worked out and output to a control module; when the first temperature value is less than the lower limit of a first preset temperature range, the refrigerant flow which enters an evaporator is reduced; when the first temperature value is more than the upper limit of the first preset temperature range, the refrigerant flow which enters the evaporator is increased; when the first temperature value is more than the lower limit of the first preset temperature range and less than the upper limit of the first preset temperature range, a second temperature value is tested and compared with a second preset value. According to the air conditioner and the anti-condensation method thereof, the refrigerant flow output by a throttling device is adjusted by testing the temperature of all monitoring points, so as to prevent the secondary condensation of air in the air duct of the indoor unit of the air conditioner and meanwhile prevent the frosting and icing of the evaporator, improve the refrigeration efficiency and meet the refrigeration requirements.

The invention discloses air energy heat pump cold-warm-hot integrated equipment. The equipment absorbs heat around an evaporator to evaporate a heat transfer working medium; the steam of the working medium is compressed by a compressor, and then the temperature and pressure thereof are increased; when the high-temperature steam is condensed into liquid by the condenser, heat is released and transferred to the water in a water storage tank; and the condensed heat transfer working medium returns to an evaporator through an expansion valve and then is evaporated again to finish a heating cycle. Comparatively, a low-temperature low-pressure liquid refrigerant firstly absorbs heat from a low-temperature heat source in the evaporator and is gasified; then a compressor extracts the gasified refrigerant gas in the evaporator and compresses the refrigerant gas in the condenser, and the refrigerant gas turns into high-temperature high-pressure gas; the high-temperature high-pressure gas is condensed into liquid in the condenser and turns into a high-temperature high-pressure liquid refrigerant; and the high-temperature high-pressure liquid refrigerant is throttled by the expansion valve to become a low-temperature low-pressure liquid refrigerant to finish a refrigeration cycle. The system can meet all requirements of domestic heating, hot water supply and refrigeration.

The invention provides a semiconductor wine cabinet. The semiconductor wine cabinet comprises a shell and two heat-conducting liners which are arranged in the shell and spaced from each other. A wine shelf is arranged in each heat-conducting liner. A semiconductor refrigeration module is arranged on each heat-conducting liner. Each semiconductor refrigeration module comprises a semiconductor refrigeration module body, a cold-end radiator and a heat-end radiator, wherein the cold-end radiator is connected to the cold end of the semiconductor refrigeration module body, the heat-end radiator is connected to the heat end of the semiconductor refrigeration module body, and the cold-end radiator is also connected with the corresponding heat-conducting liner. Multi-temperature-zone refrigeration is achieved by controlling the refrigerating capacity of the semiconductor refrigeration modules according to requirements, and the refrigeration requirements of different kinds of wine are met.

The invention relates to the field of logistics, in particular to an automatic control feedback cabin and method based on temperature field three-dimensional imaging. A three-dimensional visualizationtemperature field of the whole vehicle is acquired by temperature sensors arranged in the whole vehicle to construct a three-dimensional image, an identification is conducted by means of an RGB colorsystem recognition, a reddish color is selected and the position in the vehicle compartment is marked; the priority is set as one; the dangerous temperature is set as T, and the temperature difference between the temperature at the latest point in time and the dangerous temperature is determined; the smaller value is selected and the position in the vehicle compartment is marked; the priority isset as two; the temperatures are obtained by the temperature sensors periodically, the temperature trend and temperature change within the same time point are determined, and the highest temperature is selected and the position in the vehicle compartment is marked; the priority is set as three; wind division and guiding are conducted through an air inlet pipe by universal air outlets, the air inlet pipe is connected with a cold air source, and the universal air outlets sequentially aim at and blow winds to the positions determined as prior one, prior two and prior three to perform precise cooling.

The invention provides semiconductor refrigeration equipment. The semiconductor refrigeration equipment comprises at least two heat-conducting liners which are mutually spaced. A semiconductor refrigeration module is arranged on each heat-conducting liner. Each semiconductor refrigeration module comprises a semiconductor refrigeration module body, a cold-end radiator and a heat-end radiator, wherein the cold-end radiator is connected to the cold end of the semiconductor refrigeration module body, the heat-end radiator is connected to the heat end of the semiconductor refrigeration module body, and the cold-end radiator is also connected with the corresponding heat-conducting liner. According to the semiconductor refrigeration equipment, multi-temperature-zone refrigeration is achieved, so that the refrigeration requirements of different articles are met.

The invention relates to a refrigeration air conditioner for a helicopter, which comprises an electric control cabinet, a compressor, an air cooling condenser, a condenser fan, an evaporator and an air feeder, wherein the compressor is connected with the air cooling condenser; the compressor, the air cooling condenser and the condenser fan are not arranged in a driving cab of the helicopter; and the evaporator and the air feeder are arranged in the driving cab of the helicopter. The refrigeration air conditioner combines all parts of an air-conditioning system, the compressor and the condenser are arranged on a main reducing platform in a fairing arranged at the front part of an engine compartment, the evaporator is arranged under the floor of the driving cab, a refrigeration operating box is arranged on a control board of the driving cab, and the traditional gas-liquid separator, oil separator and electromagnetic valve are not used in a refrigerating system anymore; and the refrigeration air conditioner for the helicopter is simple in structure, is high / low-temperature resistant, rain-proof, fog-proof and dust-proof and impact resistant, and can meet the using requirements of the helicopter in the aspects of acceleration, vibration, strength, hardness, toughness and ageing performance.

The invention provides a multi-door refrigerator. The multi-door refrigerator comprises a refrigerator body, a first refrigeration device and ventilation doors, wherein storage spaces are defined by the upper part and the lower part of the refrigerator body separately, a first storage chamber and a second storage chamber which are separated by a longitudinally-arranged heat preservation separation plate are formed in the lower part of the refrigerator body, a refrigeration air duct is formed in the back side of the first storage chamber, an air supply port and an air return port which communicate with the second storage chamber and the refrigeration air duct are formed in the heat preservation separation plate, the first refrigeration device is arranged in the refrigeration air duct and serves as a cold source for the first storage chamber and the second storage chamber, and the controllable ventilation doors are arranged at the air supply port and the air return port separately and are configured to be opened in a controlled mode so that the second storage chamber can receive the cooling capacity of the first refrigeration device in a controlled mode. The multi-door refrigerator has the advantages that the refrigeration requirements of the multiple storage chambers can be met, and frequent start and stop of a compressor can be avoided.

The invention provides a box body for refrigeration equipment and the semiconductor refrigeration equipment. The box body for the refrigeration equipment comprises a shell and two or more spaced metal liners, a thermal insulation connector is arranged between every two adjacent metal liners, and every two adjacent metal liners are connected through the thermal insulation connector; the metal liners are located in the shell, and insulation layers are arranged between the metal liners and the shell. By arranging the spaced metal liners, each metal liner can be provided with an independent semiconductor refrigeration module for refrigeration, storage spaces formed by the different metal liners can form independent temperature zone ranges because the metal liners are spaced, and therefore the refrigerating capacity of the semiconductor refrigeration modules can be controlled according to needs for realizing multi-temperature zone refrigeration, and the refrigeration requirements of different articles are met.

The invention provides a cooling device. The cooling device comprises a first cooling part and a second cooling part which are distributed front and back and a fan component used for driving airflow to inflow from the front side of the first cooling part and outflow from the rear side of the second cooling part, wherein the first cooling part and the second cooling part are arranged at an interval in the horizontal direction; part of the first cooling part and the second cooling part are intersected in the longitudinal direction; a first guiding plate is movably arranged on the side, far away from the second cooling part, of the first cooling part; a second guiding plate is arranged between the first cooling part and the second cooling part. According to the invention, a water tank and an intercooler are redistributed, so that unused space in a vehicle can be more reasonably used; in addition, the guiding plates are arranged in the cooling device, so that proportion of the airflow flowing into a first cooling mechanism and a second cooling mechanism can be accurately controlled, and the manufacturing and utilizing costs are lowered.

The invention relates to an air conditioner unit, in particular to a wall-mounted jet flow air conditioner unit and a control method thereof. The unit comprises a shell and a spherical spraying opening device and further comprises two proportional adjusting airtight air valves, two refrigerating heat exchangers and two speed-adjustable draught fans. The spherical spraying opening device is arranged at the middle portion of the front end face of the shell. The two speed-adjustable draught fans are installed at the left end portion and the right end portion of the shell correspondingly. The two proportional adjusting airtight air valves are installed on the end faces of the left end and the right end of the shell correspondingly. The two refrigerating heat exchangers are installed on the two sides of the part, behind the spherical spraying opening device, of the interior of the shell correspondingly. According to the wall-mounted jet flow air conditioner unit and the control method thereof, the proportional adjusting airtight air valves and the speed-adjustable draught fans are arranged on the two sides of the shell, the spherical spraying opening device is arranged at the front end of the shell, the two proportional adjusting airtight air valves and the two speed-adjustable draught fans work at the same time to achieve a two-side air suction mode, one proportional adjusting airtight air valve and one speed-adjustable draught fan on the same side work at the same time to achieve a single-side air suction mode, and the proportional adjusting airtight air valves are arranged on the two sides of the shell correspondingly and can achieve a ventilation work mode.

The invention relates to air conditioner units, in particular to an all fresh air wall-mounted jet flow air conditioner unit and a control method thereof. The air conditioner unit comprises a shell and a spherical nozzle device and is characterized in that the air conditioner unit further comprises a filter screen, a proportional regulating closed air valve, a refrigerated heat exchanger and an adjustable speed fan; the spherical nozzle device is arranged in the middle of the front end face of the shell; the filter screen, the refrigerated heat exchanger and the proportional regulating closed air valve are installed at the left end and the right end of the shell consequently and sequentially from outside to inside; the top of the shell is provided with a ventilation opening; the adjustable speed fan is installed in the middle in the shell; and the filter screen and the proportional regulating closed air valve are installed in the position, close to the top, in the shell sequentially from top to bottom. According to the all fresh air wall-mounted jet flow air conditioner unit and the control method thereof, a double-side air suction mode and a single-side air suction mode are achieved, an air conditioner refrigeration operation mode and a ventilation mode can be further achieved, and different refrigeration load requirements can be met.

The invention relates to an efficient and energy-saving compound high-temperature special air conditioner. The compound high-temperature special air conditioner is characterized by comprising a refrigerating system A1 and a refrigerating system A2, wherein the two refrigerating systems share a condenser and an axial flow fan; an intermediate heat exchanger is arranged between the refrigerating system A2 and the refrigerating system A1; the segment distance of the condenser is 2.0mm, and the segment distance of an evaporator is 3.0mm. The invention is suitable for the conditions of high temperature and high dust of industrial enterprises and leads the air conditioner to run under the condition of a larger environmental temperature difference (the environmental temperature is between 30-80 DEG C) and has stable, efficient and energy-saving refrigeration.

The invention discloses an economizer for a heat pump unit and the heat pump unit with the economizer. The economizer comprises a shell. A partition assembly is arranged in the shell so as to divide the interior of the shell into a plurality of gas-liquid separation spaces independent of one another. Each gas-liquid separation space is provided with a gas outlet, a liquid inlet and a liquid outlet which communicate with the gas-liquid separation space, wherein the liquid inlet communicates with the liquid outlet. A stop assembly located between the corresponding liquid inlet and the corresponding liquid outlet is arranged in each gas-liquid separation space. According to the economizer, the heat pump unit can meet the refrigerating requirement and also has the higher outlet water temperature, and the structure is simple and practical. Meanwhile, the complexity of heat pump unit pipeline arrangement is lowered at least to a certain degree.

The invention discloses an intelligent refrigerating device combining a heat pipe and a GSHP (ground source heat pump) and a method. The device comprises a general control box, a GSHP, a heat pipe, a circulating pump, an energy storage tank, a fan coil, a first solenoid valve and a second solenoid valve. The method comprises the following steps: the general control box monitors the indoor and outdoor temperatures in real time; according to different temperature conditions, the system can realize refrigeration by adopting a GSHP operating mode or heat pipe operating mode through controlling the GSHP, the heat pipe, the circulating pump, the energy storage tank, the fan coil, the first solenoid valve and the second solenoid valve. The intelligent refrigerating device combining the heat pipe and the GSHP and the method provided by the invention can not only satisfy the refrigerating requirement of the space requiring a higher ambient temperature, but also utilize the natural cold source as far as possible and reduce the energy consumption. The intelligent refrigerating device combining the heat pipe and the GSHP and the method provided by the invention can be widely applied to the refrigeration field.

The invention provides a cooling device. The cooling device comprises a first cooling portion, a second cooling portion and a third cooling portion which are sequentially arranged from front to back and a fan assembly which is used for driving air flows; the third cooling portion and the first cooling portion are arranged in the same vertical plane; in the horizontal direction, the first cooling portion and the third cooling portion are arranged in a mode of having interval with the second cooling portion; in the vertical direction, the first cooling portion and the third cooling portion are arranged with interval and the first cooling portion and the third cooling portion and the second cooling portion are partially intersected; the partially intersected area is provided with a second guiding plate and a fourth guiding plate which are used for preventing air flows passing the first cooling portion and the second cooling portion flowing into the second cooling portion. According to the cooling device, free space inside an automobile is reasonably used due to the fact that a water tank and an intercooler are rearranged, meanwhile the guiding plates are arranged inside the cooling device, the distribution ratio of the air flows flowing into the first cooling device, the second cooling device and the third cooling device can be accurately controlled, and manufacturing and utilization costs are saved.

The invention provides a multi-door refrigerator. The multi-door refrigerator comprises a refrigerator body, a first refrigeration device, a second refrigeration device and a refrigerant distribution device, wherein storage spaces are defined in the upper portion and the lower portion of the refrigerator body correspondingly, and a first storage chamber and a second storage chamber which are partitioned by a longitudinally-arranged heat-insulation partition plate are formed in the lower portion of the refrigerator body; the first refrigeration device is used for providing cold for the first storage chamber and comprises a first evaporator arranged on the back of the first storage chamber, a first throttling device connected with the first evaporator, and a first fan supplying air to the first storage chamber; the second refrigeration device is used for providing cold for the second storage chamber and comprises a second evaporator arranged on the back of the second storage chamber, a second throttling device connected with the second evaporator, and a second fan supplying air to the second storage chamber; and the refrigerant distribution device is connected with the first throttling device and the second throttling device and used for controllably supplying refrigerants to the first evaporator and the second evaporator according to the temperature of the first storage chamber and the temperature of the second storage chamber.

The invention discloses a refrigeration power control circuit for a semiconductor detector, comprising a power output end providing current to a temperature sensor in the detector. Signals of the temperature sensor arranged in the detector pass through an in-phase amplifying circuit, and the amplified signals enter a feedback voltage input end of a DC / DC conversion circuit after voltage division through a voltage dividing circuit to carry out regulation on refrigeration voltage. The invention substitutes a three-terminal regulator by applying the DC / DC conversion circuit in the refrigeration circuit of the detector, is convenient to control, and has high power utilization ratio. The DC / DC conversion circuit is used to utilize temperature feedback of a probe to regulate amplitude of output voltage, and the requirement of refrigeration can be accurately and rapidly achieved.

The invention discloses a starting-up method of cooling equipment and a device. The starting-up method comprises the steps of detecting the quantity of heat of heat generating equipment and the environment temperature of an environment where the heat generating equipment is located; generating an original frequency according to the quantity of heat and the environment temperature; controlling the cooling equipment to start up according to the original frequency so as to cool the heat generating equipment. Through the invention, the technical problem that the heat generating equipment is damaged due to the fact that the original frequency of the cooling equipment cannot be adjusted is solved.

The invention provides semiconductor refrigeration equipment. The semiconductor refrigeration equipment comprises at least two heat-conducting liners which are mutually spaced. A semiconductor refrigeration module is arranged on each heat-conducting liner. Each semiconductor refrigeration module comprises a semiconductor refrigeration module body, a cold-end radiator and a heat-end radiator, wherein the cold-end radiator is connected to the cold end of the semiconductor refrigeration module body, the heat-end radiator is connected to the heat end of the semiconductor refrigeration module body, and the cold-end radiator is also connected with the corresponding heat-conducting liner. According to the semiconductor refrigeration equipment, multi-temperature-zone refrigeration is achieved, so that the refrigeration requirements of different articles are met.

The invention provides a communication machine room cold-power combination supply system based on LGN (liquefied natural gas) cold energy and heat pump techniques, relating to LGN (liquefied natural gas) gas turbine power generation, particularly a cold-power combination supply system for supplying an additional refrigeration energy source to a communication machine room by using LGN cold energy, heat pump and other techniques. The system is characterized by comprising a gas turbine (112), wherein cooling water of the gas turbine (112) and heat of combustible gas exhaust are utilized to drive an absorption refrigeration subsystem; the temperature of cold air (220) is lowered by a tandem traditional precise air conditioner evaporator (118) to obtain cold air (221) which can be sent into the machine room for refrigeration; high-pressure low-temperature LNG (202) enters a condenser (103), and is heated by the heat released by condensing a medium-high-temperature medium-pressure gas-state refrigerant (215) by a condenser (103) to obtain high-pressure medium-temperature gas-state LNG (203); and the cold quantity of the high-pressure low-temperature LNG (202) is utilized to supply an additional refrigeration energy source to the adsorption refrigeration system.

The invention discloses an air splitting component of a refrigerator, and the refrigerator, and relates to the technical field of refrigerators. The problem that the number of air outlets in the air splitting component of an existing refrigerator is limited by space occupation of the air splitting component can be solved. The air splitting component of the refrigerator comprises an air splitting shell with an air splitting chamber, and an air splitting barrel arranged in the air splitting chamber; the air splitting chamber comprises an air shell air inlet and a plurality of air shell air outlets, and the air shell air outlets are arranged in the axial direction of the air splitting barrel; the side wall of the air splitting barrel is provided with an air barrel air inlet and a plurality ofair barrel air outlet groups, and the air barrel air inlet communicates with the air shell air inlet; and the air barrel air outlet groups are arranged in the axial direction of the air splitting barrel, and one air barrel air outlet group is corresponding to one air shell air outlet. The air splitting component disclosed by the invention can be used for air splitting of different storage spacesof the refrigerator.

The invention relates to a fire-protection fire-extinguishing device and discloses a low-pressure carbon dioxide extinguishing agent storage device, comprising a built-in evaporator. The low-pressure carbon dioxide extinguishing agent storage device is characterized in that the evaporator comprises a shunt, a collecting pipe and a plurality of groups of snakelike coils which are connected in parallel between the shunt and the collecting pipe and are vertically arranged. For the device, the structure of the built-in evaporator is reasonable, the pressure loss is small, the installation is simple and the cold exchange efficiency is high.

The invention discloses an air distributing assembly for a refrigerator and the refrigerator, and relates to the technical field of refrigerators. The problem that the number of air outlets in an airdistributing assembly of an existing refrigerator is limited by the space occupied by the air distributing assembly can be solved. The air distributing assembly of the refrigerator comprises a first air distributing part with an air distributing cavity and a second air distributing part rotationally arranged in the air distributing cavity. The second air distributing part is of a barrel-shaped structure, and the first air distributing part comprises a first air inlet and a plurality of first air outlet sets. The second air distributing part comprises a second air inlet and a plurality of second air outlet sets. The first air inlet communicates with the second air inlet, and the first air outlet sets and the second air outlet sets are arranged in the axial direction of the second air distributing part. The position of one first air outlet set corresponds to one second air outlet set. The air distributing assembly can be used for air distribution of different storage spaces of the refrigerator.

The invention provides semiconductor refrigerating equipment. The semiconductor refrigerating equipment comprises a plurality of heat conducting liners arranged at intervals. Each heat conducting liner is provided with a semiconductor refrigerating assembly. The multiple heat conducting liners are arranged in a stacked mode from top to bottom. Each semiconductor refrigerating assembly comprises a semiconductor refrigerating module, a cold-end heat radiator and a hot-end heat radiator, wherein the hot-end heat radiator is connected to the hot end of the semiconductor refrigerating module. Each cold-end heat radiator comprises a first heat conductor and a plurality of first heat pipes, wherein the first heat pipes are connected to the first heat conductor, and the first heat conductor is connected to the cold end of the corresponding semiconductor refrigerating module. The first heat pipes are attached to the heat conducting liners correspondingly. The uppermost heat conducting liner is further provided with an installation plate. The first heat conductors are all installed on the installation plate. By the adoption of the semiconductor refrigerating equipment, multi-temperature-zone refrigeration is achieved, and therefore the refrigerating requirements of different objects are met.

The invention relates to a multifunctional range hood which comprises a range hood main body comprising a shell and a fan system, a disinfection chamber assembly and a refrigerating chamber assembly; the disinfection chamber assembly comprises a first box body with a disinfection chamber and a disinfection unit, the first box body is arranged on the shell of the range hood main body, and the disinfection unit is arranged on the first box body and can act on tableware placed in the disinfection chamber; and the refrigerating chamber assembly comprises a second box body with a refrigerating chamber and a refrigerating unit, the second box body is arranged on the shell of the range hood main body, and the refrigerating unit is arranged on the second box body and acts on the refrigerating chamber. According to the multifunctional range hood, a space saved by the range hood is reasonably utilized, and multifunctional utilization of the range hood is achieved, wherein sauce or food materials needing to be preserved can be placed in the refrigerating chamber, the tableware such as chopsticks and spoons can be disinfected through the disinfection chamber, equipment such as a refrigerator and a disinfection cabinet does not need to be additionally arranged, and the kitchen space is prevented from being occupied. The invention further relates to a control method of the range hood.

The invention relates to a novel energy-saving air conditioning system which comprises an indoor unit arranged indoors and used for cooling a main machine and an outdoor unit arranged outdoors and used for dissipating heat, wherein the outdoor unit is connected with the indoor unit through a pipeline. Two heat dissipation systems are arranged in the outdoor unit, one heat dissipation system is a natural cold heat dissipation system composed of a fan and an evaporator, the other heat dissipation system is a mechanical cold heat dissipation system composed of a compressor, a condenser and a throttling device, and the two heat dissipation systems are connected through an intermediate heat exchanger. The novel energy-saving air conditioning system can adaptively operate in three operation modes of a 'natural cold mode ', a 'mixed refrigeration mode' and a 'mechanical cold mode 'according to outdoor environment temperature changes; in the mode switching process, no action of a mechanical valve exists, natural cold sources are fully utilized while the refrigeration requirement is met, the refrigeration energy efficiency of an air conditioner is improved, and the reliability requirement for continuous refrigeration of the indoor environment is met.

The invention discloses a stratospheric airship equipment cabin temperature control system, and belongs to the field of temperature control. The system is small in power consumption, light in weight,high in efficiency, small in noise and free of pollution, and can meet the use conditions of stratospheric airship equipment cabins under different working conditions. The system comprises a first temperature control system and a second temperature control system, the first temperature control system comprises components such as a fan, a cold plate and a flute pipe, and is used for cooling electronic equipment in an equipment cabin and air in the cabin at the low altitude, the second temperature control system comprises a semiconductor refrigeration sheet, a fan and the like, and the problem that a single cold source at high altitude cannot meet the refrigeration requirement is prevented. In addition, the heat generated by the electronic equipment can be used for heating the air in the equipment cabin, an electric heating wire is prevented from being directly used for heating, and the electric energy is saved. In order to avoid the problem that pressure in the equipment cabin is too high and influences the sealing of the equipment cabin, a pressure relief valve is arranged on the side wall of an equipment cabin body.