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

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 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 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 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 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 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.