5results about How to "Improve humidity control performance" patented technology

The utility model provides refrigeration equipment. The refrigeration equipment comprises a compartment configured to refrigerate stored articles; the air supply device comprises an air supply channel and a fan, the air supply channel is provided with a first air inlet, a second air inlet and an air outlet, the first air inlet is used for being communicated with the external environment where the refrigeration equipment is located to obtain fresh air, the second air inlet is communicated with an air return channel of the refrigeration equipment to obtain freezing return air, and the air outlet is communicated with the interior of the compartment; the fan is arranged in the air supply channel and is configured to drive the fresh air and the freezing return air to form mixed gas serving as a humidifying source to enter the chamber. According to the refrigeration equipment, the control effect can be improved.

The application discloses a kind of humidification equipment and its humidification method, device and storage medium, and the humidification equipment includes humidification piece and refrigerant circuit, and refrigerant circuit is sequentially connected by compressor, first heat exchanger, adjusting piece and second heat exchanger to form, adjusting piece includes first throttling piece, receiver and second throttling piece, one end of first throttling piece is connected with first heat exchanger, the other end of first throttling piece is connected with one end of receiver, one end of second throttling piece is connected with second heat exchanger, the other end of second throttling piece is connected with the other end of receiver, and humidification piece is set corresponding to first heat exchanger and second heat exchanger, wherein the method comprises: obtaining the refrigerant saturation temperature at the compressor exhaust port;According to the refrigerant saturation temperature, first throttling piece and second throttling piece are controlled to adjust the humidification capacity of humidification piece.

The invention discloses a dehumidification device for a ring main unit, and the device is characterized in that the device comprises a controller which employs a single-chip microcomputer as a control core and is used for receiving a signal of a sensor, and the sensor is disposed in a cabinet body of the ring main unit; the dehumidification air duct is of a three-way design, a fan is arranged at the front end of the dehumidification air duct, and the fan is controlled through an output signal of the controller; a vortex tube is arranged at the left side end of the dehumidification air duct, a micro air compressor is arranged at the input end of the vortex tube, and the vortex tube is influenced by the micro air compressor to separate compressed air into cold air flow and hot air flow by utilizing the vortex effect in the vortex tube; the lower end of the dehumidification air duct is communicated with a water guide pipe, and the tail end of the water guide pipe is arranged outside the ring main unit body. The ring main unit is dehumidified in a compressed air dehumidification mode. And intelligent dehumidification and temperature adjustment of the internal environment of the ring main unit are realized.

The utility model discloses an environmental chamber high and low temperature refrigerating system and an environmental chamber, which comprise a high temperature refrigerating system and a low temperature refrigerating system which are connected through a plate heat exchanger, and also comprise a dehumidification pipeline, a second evaporator and a refrigerating pipeline, one end of the dehumidification pipeline is connected with the high-temperature refrigerating system, the other end of the dehumidification pipeline is connected to a dehumidification calandria in the cabin body, and a first thermostatic expansion valve and a first electromagnetic valve are arranged on the dehumidification pipeline. According to the utility model, by isolating the operation of the low-temperature refrigeration system during the high-temperature test, unnecessary energy consumption is greatly reduced, and the test cost is reduced. The access mode of the dehumidifier is changed, so that the dehumidifier is ensured not to work in a low-temperature test and to work normally in a high-temperature test. By means of the optimization, energy consumption is reduced, and meanwhile the humidity control effect of the test environment is improved. By adding a plurality of refrigeration pipelines and control elements, the technical scheme can realize accurate control of the refrigeration effect, and improves the accuracy and reliability of the test.

The present application relates to a kind of calcium hydroxide / natural zeolite composite humidity control material and its preparation method, belong to non-metallic mineral functional materials and inorganic humidity control material field.The natural zeolite of the present application is made into ore pulp by adding water, while according to the preset Ca (OH) 2 coating amount and the reaction molar ratio of NaOH and CaCl2 to react to generate Ca (OH) 2 NaOH and CaCl2 are weighed, and water is added to configure into respective uniform solution respectively;After that, NaOH solution and CaCl2 solution are added to natural zeolite ore pulp in parallel flow, and Ca (OH) 2 is uniformly precipitated and coated on the surface of natural zeolite particles;Prepared Ca (OH) 2 / natural zeolite composite powder suspension with certain liquid-solid ratio;Then Ca (OH) 2 / natural zeolite composite powder suspension is hydrothermally reacted;Finally, the hydrothermal reaction product is filtered, washed, dried and depolymerized, and the calcium hydroxide / natural zeolite composite humidity control material is prepared.The present application significantly improves the humidity control performance of natural zeolite, and the preparation method is energy-saving and green environmental protection, has greater application value and good application prospect in the field of building humidity control material.