145results about How to "Adjustable humidity" patented technology

A refrigerator may allow the inner space of a storage box to be sealed by a gasket disposed between the shelf and the storage box and adjust humidity of the sealed inner space of the storage box by disposing a moisture-permeable membrane on the shelf. The refrigerator includes a body, a storage compartment arranged in the body, a shelf arranged in the storage compartment and provided with an extension portion, a storage box coupled to a lower portion of the shelf, the storage box being provided with an edge portion, a plurality of rails provided at sidewalls of the storage compartment to guide the storage box, the rails being provided with an inclined portion, a gasket coupled to the extension portion of the shelf to seal an inner space of the storage box, and a moisture-permeable membrane arrange at the shelf.

The invention belongs to the heating material field and in particular discloses a chemical heating composition which comprises iron powder, bamboo carbon powder, non-sodium soluble inorganic salt, water, inorganic porous water retention agent and super absorbent resin. In air, the heating composition can be used as heating material, and wastes of the heating composition can be reused as fertilizer and soil amendments. In addition, a heating bag which is provided with double-layer structure is also disclosed by the invention. The internal layer is a permeable package bag which is full of the chemical heating composition. The external layer is non-permeable package bag. The permeable package bag of the internal layer is processed from biodegradable nonwoven fabrics and biodegradable plastics. After being abandoned, the permeable package bag of the internal layer can be biodegradable, and pollutions to the environment are avoided.

The invention provides a precision humidity control system and a wine cabinet. The precision humidity control system comprises a humidifying module, a dehumidifying module and a controller; the humidifying module is used for ultrasonic humidifying and automatically controls a humidifying water level; the controller controls running of the humidifying module and the dehumidifying module. The invention further provides the wine cabinet with the precision humidity control system. The wine cabinet comprises a box, a door, a refrigerating system and the precision humidity control system; the refrigerating system comprises a compressor, an evaporator and a condenser; the precision humidity control system comprises the humidifying module, the dehumidifying module and the controller; the humidifying module is used for ultrasonic humidifying and automatically controls the humidifying water level; humidifying water for the humidifying module is mainly from condensation circulating water of the evaporator; the controller controls running of the humidifying module and the dehumidifying module. A humidifying unit is modularized, miniaturized and integrated to a liner, no space of the liner is wasted, and when the wine cabinet stops refrigerating, the humidity can still be adjusted to allow dehumidification and precision humidity control.

The invention discloses a storage box for a refrigerator and a refrigerator with the same. The storage box comprises a body, a cover plate and a retaining plate. An accommodating cavity with an open upper end is arranged in the body. The cover plate is arranged on the body and can move between a closing position where the accommodating cavity is closed and an opening position where the accommodating cavity is opened, and a vent is arranged on a wall of the body or on the cover plate. The retaining plate is arranged on the wall of the body or on the cover plate and used for shielding the vent and can move relative to the wall of the body or the cover plate to adjust area of a portion of the vent shielded by the retaining plate. Due to the fact that an embodiment of the storage box for the refrigerator has the advantages of being capable of adjusting humidity in the accommodating cavity and the like, food of vegetables, fruits and the like stored in the storage box can keep fresh, and storage time of the food of the vegetables, the fruits and the like is greatly prolonged.

A partial discharge detection test platform of a medium-voltage switch cabinet comprises a metal cabinet, a fault model, three conducting rods and a signal detecting unit. The conducting rods are symmetrically vertically arranged in the metal cabinet, each conducting rod is formed by an upper conducting rod body and a lower conducting rod body, the upper ends of the upper conducting rod bodies penetrate through the top of the metal cabinet to be connected with wiring columns while the lower ends of the same are connected with the fault model the upper ends of the lower conducting rod bodies are connected with the fault model while the lower ends of the same are connected with the metal cabinet. The signal detecting unit comprises a ultrasonic wave sensor, a ultrahigh frequency sensor, a TEV (transient earth voltage) sensor, Rogowski coils, high-voltage probes, and a power-frequency high-voltage source, wherein the ultrasonic wave sensor and the ultrahigh frequency sensor are arranged near a square hole of the metal cabinet and respectively connected with a first digital oscilloscope and a second digital oscilloscope, the TEV sensor is adhered on the outer surface of the metal cabinet and connected with the second digital oscilloscope, the Rogowski coils are coiled on the lower conducting rod bodies, the high-voltage probes are arranged on high-voltage inlet wires of the insulator wiring columns, the Rogowski coils and the high-voltage probes are all connected with the first digital oscilloscope, and the power-frequency high-voltage source is connected with the wiring columns. The partial discharge detection test platform of the medium-voltage switch cabinet is capable of simulating partial discharging in the real switch cabinet, convenient to move and operate, considerable in insulation distance, and good in safety.

The invention discloses an air-cooled refrigerator comprising a temperature-and-humidity-adjustable area and a control method of the air-cooled refrigerator. The temperature-and-humidity-adjustable area independent of a refrigerating chamber is arranged inside the refrigerating chamber and is covered with a heat-insulating material layer, a temperature and humidity sensor is arranged inside the temperature-and-humidity-adjustable area and is electrically connected with a main control panel, an area air supply duct is arranged at the back of the temperature-and-humidity-adjustable area, communicates the temperature-and-humidity-adjustable area with an evaporator bin and is independent of a refrigerating air supply duct, and an area air supply door is arranged inside the area air supply duct. The air-cooled refrigerator has the advantages as follows: the independent temperature-and-humidity-adjustable area is arranged inside the refrigerating chamber and controls the temperature and humidity of the evaporator bin by the aid of the independent duct connected with the evaporator bin, so that the temperature and humidity inside the temperature-and-humidity-adjustable area are adjustable, and an area suitable for storage is provided for objects requiring the low-temperature and low-humidity storage environment.

The invention relates to a circular multi-layer pig breeding facility. Breeding houses are designed into a circular stacked structure, and scrapers are driven by a rotary shaft to clean up manure, so that insides of the breeding houses can be kept sanitary, bred bacteria are reduced, and pigs are bred healthily; treated manure flows into a biogas pool through drainage pipes and stirred by stirring blades, a supernatant of biogas slurry is taken to be subjected to aerobic fermentation, filtering and recovery and can be used for cleaning drainage ditches and the drainage pipes, and biogas residues can be used as organic fertilizer; produced biogas can also be used for heating the breeding houses. An axial flow fan is mounted at tops of the breeding houses, and the temperature and the humidity of the breeding houses on all the layers can be regulated through temperature sensors and ventilating windows in the breeding houses on all the layers; a feed supply system conveys feed prepared by a preparing device to a feeding trough on each layer through a supply pipe, and spray cleaning devices are allocated in the feeding troughs, have a cleaning effect on the feeding troughs and can supply sufficient water to the pigs. The pig breeding facility realizes efficient three-dimensional feeding, saves land and cost, is healthy and sanitary and reduces labor intensity.

The double-purpose air conditioning and fume exhausting fan is one special apparatus for conditioning air and exhausting fume. It includes casing, fume exhausting fan, fume exhaust channel inside the casing and air conditioner. The air conditioner includes main air conditioning unit comprising fan, evaporator and refrigerating pipeline; subsidiary air conditioning unit comprising fan and evaporator; and refrigerant pipeline connected to the main air conditioning unit. On the casing, there are air intake port and condensating wind sucking port in the lower part of the fan. The present invention has simple structure and low cost, may be installed and operated easily, and can regulate the temperature and humidity of kitchen while exhausting fume from kitchen.

A membrane electrode assembly includes solid polymer electrolyte membrane, an anode, and cathode. The cathode has a stacked body formed of a catalyst layer and a gas diffusion layer. The catalyst layer, which contains catalyst metal-supporting carbon particles and an ion conductor, further contains a mesoporous humidity control agent whose amount of water adsorption rises steeply as a relative humidity increases in a specific relative humidity region.

The invention discloses a construction technology for gypsum block masonry. The gypsum block masonry has a simple structure and attractive appearance, is convenient to construct, environment-friendly, fire-resistant and quake-proof, and saves manufacturing cost. The construction technology comprises masonry of the gypsum block masonry and construction of decorative layers. The invention has the technical key point that: a wall cushion is arranged on the lower part of the gypsum block masonry; gypsum blocks of the gypsum block masonry are in lap joint with one another in an up-and-down staggered mode and are constructed by using binding slurry; the gypsum block masonry is provided with tie bars equidistantly on each gypsum block along a main body structural column or a wall height direction; and the tie bars extend into the masonry. By the construction technology for the gypsum block masonry, the technical problems of low efficiency, long construction period, large pollution, large occupied space of heavy walls and non-low-carbon and non-environment-friendly building materials in the traditional partition wall construction technology are solved.

The invention discloses a graphene heating film and a preparation method thereof. The graphene heating film is obtained by coating graphene slurry on a base material; the graphene slurry is prepared from 10 to 20 parts of graphene oxide powder, 5 to 8 parts of nanometer bamboo charcoal powder, 30 to 50 parts of water and 3 to 5 parts of bonding agents. The graphene heating film is obtained by compounding the graphene oxide powder and the nanometer bamboo charcoal powder; the heating function is realized; the effects of regulating the humidity and purifying the air are also achieved; the graphene heating film is also very suitable for being used as a heating element of an electric heater. Compared with the prior art of firstly preparing the graphene film and then transferring the graphene film onto a target substrate, the preparation process of the graphene slurry has the advantages that the preparation process is simple; the graphene slurry is directly coated onto the target substrate;the transferring process is omitted; the crushing of the film in the transferring process is avoided; the process is stable; the production efficiency is high.

The invention provides a gas treatment device and a control method thereof. The gas treatment device is provided with an annular filter layer, wherein the annular filter layer rotates circularly in a liquid storage part; the gas is treated after passing the annular filter layer; through an attachment separation device separated from the liquid storage part, attachments of the annular filter layer can be separated from the outer part of the liquid storage part, so that lots of the attachments cannot return back to the liquid storage part along with the filter layer, the problem of secondary pollution to the filter layer after cleaning in the prior art can be solved, secondary pollution to the filter layer is reduced, and the gas treatment quality is improved. According to the control method of the gas treatment device, a driving device is started, and a windward side of the annular filter layer is controlled to rotate in the direction from the liquid storage part to the attachment separation device. Through the control method, the attachments can be separated from the gas treatment device preferentially, and secondary pollution of the liquid storage part to the filter layer can be reduced. The invention further provides another control method of the gas treatment device, that is, the humidity of gas to be treated can be adjusted by controlling the rotational speed of the filter layer.

The invention relates to a compound material rod moisture expansion coefficient measuring device. The measuring device comprises a constant temperature and humidity box, a length measuring system anda weight measuring device; the length measuring system and the weight measuring device are placed on a platform of the constant temperature and humidity box; the length measuring system adopts a capacitive displacement sensor to conduct length measurement on a compound material rod. The invention further provides a compound material rod moisture expansion coefficient measuring method. The measuring device is high in measurement precision, the temperature and the humidity are adjustable, and according to the requirements, moisture expansion performance tests in different humidity environments are carried out.

The invention relates to a blast rotary-wheel dehumidification device for a blast furnace. The device mainly comprises a rotary-wheel dehumidifier which is provided with a rotary-wheel dehumidification area and a rotary-wheel regeneration area and can perform circulating dehumidification and then perform regeneration, wherein two sides of the rotary-wheel dehumidification area are provided with an inlet air duct and an outlet air duct respectively, and two sides of the rotary-wheel regeneration area are provided with a regenerated-air inlet air duct and a regenerated-air outlet air duct respectively; an inlet valve is arranged on the inlet air duct; and the outlet air duct is connected with a blower. The device is characterized in that: a heater, a ventilator and a regenerated-air air valve are sequentially arranged on a pipeline of the regenerated-air inlet air duct; and a heater steam supply pipe and a heater condensing drain pipe are communicated with the heater respectively. After the air is dehumidified by using the device, the temperature of the air can be raised to a certain degree, so that the process of the dehumidification of a surface cooler, namely the process that the air is required to be super-cooled and then heated is avoided, and the reheating energy consumption is reduced. The device is high in efficiency and compact, takes steam as a heat source, and fully utilizes steam resources of metallurgic plants.

The invention provides a charcoal healthcare coating material and a preparation method thereof, wherein the components of the coating material are vinyl acetate-ethylene copolymer emulsion, charcoal powder, auxiliary agent, titanium pigment and water, etc. The coating material has temperature-absorption function when temperature is higher; when air becomes dry, the moisture absorbed by the coating material can be released to adjust ambient humidity.

The invention discloses a refrigerator. The refrigerator comprises a chamber, a humidity-adjustable drawer, a freezing chamber and a cold air distribution device, wherein a fan shielding device is arranged on a fan; the cold air distribution device comprises an air duct and a one driving two air door, the air duct comprises a refrigerating chamber air duct, a humidity-adjustable drawer air duct and a freezing chamber air duct, wherein the one driving two air door comprises a first wind shield and a second wind shield, when the humidity-adjustable drawer is in a humidifying state, an evaporatoris in a defrosting state, the fan shielding device is in a closed state, the first wind shield is in a closed state, the second wind shield is in an open state, the fan rotates and only supplies airto the humidity-adjustable drawer air duct; when the humidity-adjustable drawer is in a humidity-reducing state, the evaporator is normally refrigerated, the fan rotates, and the fan shielding deviceis in an opened or closed state, the first wind shield is in an opened or closed state, and the second wind shield is in an open state. Compared with the prior art, the humidity of the drawer in the refrigerating chamber of the refrigerator can be adjusted, the humidity of the drawer in the wet area can be accurately controlled, and the freshness of the articles can be guaranteed.

The invention relates to a production method for salting selenium-rich pig legs. The production method comprises the following steps in sequence: washing legs and removing pig hair; shaping, namely cutting a plurality of grooves in the pig rear legs; soaking and cooling, namely soaking the pig rear legs in rhizoma polygonati liquor for 30-45 minutes; salting, namely scattering a layer of zinc selenium salt on the surfaces and in the grooves of the pig rear legs, compacting and stacking the pig rear legs and salting the pig rear legs for one month; washing the legs, namely washing the pig rear legs, and drying the pig rear legs in the sun until the pig rear legs are dry and hard; hanging and fermenating, namely brewing zinc selenium salt water by zinc selenium salt, coating the pig rear legs with the zinc selenium salt water, hanging the pig rear legs in a fermentation chamber to ferment the pig rear legs while maintaining the ventilation state of the fermentation chamber, fermenting the pig rear legs for one month, then fumigating the pig rear legs, maintaining the ventilation state of the fermentation chamber again until white mildew is formed on the external surfaces of the pig rear legs; and coating the pig rear legs with oil, namely wiping the pig rear legs by sesame oil. Compared with the prior art, the selenium-rich pig legs produced by the method are savoury and mellow in taste; the production method is short in salting time, is capable of performing standard operation and is suitable for industrial operation.