509results about How to "Improve dehumidification efficiency" patented technology

The invention discloses a dehumidizer for air dehumidification. The dehumidizer provided by the invention is an ionic liquid solution formed by dissolving an ionic liquid in water, wherein the ionic liquid is formed by organic positive ions and inorganic negative ions, and the melting point of the ionic liquid is close to or is lower than room temperature. In addition, the invention further discloses a method and a device for air dehumidification by the adoption of the above dehumidizer. In comparison with traditional salting liquids (lithium bromide, lithium chloride and calcium chloride aqueous solutions and the like), the dehumidizer provided by the invention has the following advantages: 1) the applied ionic liquid solution is in the liquid state at normal temperature, is intermiscible with water, and will not be crystallized during operation, so as to guarantee the reliable operation of a system; 2) the applied ionic liquid solution has similar or lower water vapor pressure than a traditional dehumidifying salting liquid so as to raise the dehumidifying efficiency; 3) the applied ionic liquid solution will not corrode metal equipment such as steel equipment such that the equipment has low cost and long service life; 4) the dehumidizer has nonvolatility so as to reduce the environmental pollution.

The invention discloses a bidirectional airflow baking device. According to the bidirectional airflow baking device, separation plates parallel to the inner wall of a box are arranged in the box, a separation layer is arranged on the rear portion of the box, a box door is formed on the box, and a heat pump system outer machine is connected with the box through a work medium pipeline; an upper dehumidification evaporator and a lower dehumidification evaporator are communicated through heat preservation pipelines in the separation layer, are obliquely arranged and are oppositely located at the top end and the bottom end of a heat pump air return air channel, airflow is sucked into pipeline fans in the heat preservation pipelines and distributed to the two dehumidification evaporators for dehumidification; a main condenser is arranged in the center of the separation layer and connected with a heat pump system, and the main condenser is used for carrying out heat exchange and temperature rise on the airflow in the airflow circulation process; an upward heater and a downward heater are arranged at the top ends and the bottom ends of the opposite separation plates on the rear portion of the box; a heat storage water tank is connected with a water source pipeline and connected with a box pipeline; a steam generator is connected with a steam pipeline of the box and is connected with a water pipe of the heat storage water tank, water in the heat storage water tank is converted into steam by the steam generator, and the steam is conveyed into the box.

The invention relates to a mobile type indoor disinfectant vapor disinfection system, which comprises a disinfectant vapor generation device, a wireless intelligent control system, a power-driven device, an environmental monitoring device, an air supply device, a mobile device and a disinfectant storage device. The disinfectant vapor generation device comprises a disinfectant vapor three-level refinement system, a filtering and catalyzing integrated system and a vapor generation control device; the air supply device supplies secondary power for scattering vapor in a space; and the wireless intelligent control system is communicated with the environmental monitoring device, the air supply device and the power-driven device so as to finish the operations of controlling the disinfectant vapor generation device, acquiring environmental parameters, and switching on / off the air supply device and the power-driven device in a disinfection target. The mobile type indoor disinfectant vapor disinfection system can intelligently, comprehensively and efficiently finish the disinfection operation of a closed space of large-sized equipment and is particularly suitable for the disinfection operation of a closed space with long and narrow passages, so that the mobile type indoor disinfectant vapor disinfection system has the advantages of strong maneuverability, high disinfection efficiency, no secondary pollution, and the like.

The invention relates to a clothes dryer and a control method thereof; the clothes dryer comprises a circulation air path formed by an outer cylinder and a drying channel, and a heat pump system; an evaporator and a condenser of the heat pump system are arranged in the drying channel so as to respectively condense and heat up flowing circulating airflow; the circulation air path is provided with an air inlet door and an air outlet door controlled to open and close, so the circulation air path can be controlled to connect with or disconnect from the outer side; when the clothes dryer dries the clothes, the air inlet door and the air outlet door are respectively closed, and the circulation airflow in the circulation air path can dry up the clothes in the outer cylinder; when the clothes dryer dehumidifies outer air, the air inlet door and the air outlet door are respectively opened, the outer air continuously enters the circulation air path, and is dehumidified by the evaporator and exhausted, thus dehumidifying the outer air. The device and method allow the clothes dryer to respectively dry up the clothes in the outer cylinder and dehumidify the outer air, thus providing a dehumidifier function.

A heat pump system may include a cooling assembly disposed on a vehicle to circulate electric devices with coolant through a cooling line, wherein the cooling assembly includes a radiator disposed at a front side of the vehicle, uses a water pump to circulate coolant through the cooling line, and cools the supplied coolant through heat exchange with outside air, and a cooling fan that blows wind through the radiator, an air conditioning assembly connected to a refrigerant line connected to the cooling assembly to control heating and cooling, and a heat exchanger connected to the cooling line such that the coolant is circulated therein, selectively uses the waste heat generated from the electric devices according to modes to vary the temperature of the coolant, and is connected to the refrigerant line of the air conditioning assembly such that an inflow refrigerant exchanges heat with the coolant.

The preparation process of aluminum modified silica gel adsorbent material includes the following steps: soaking inorganic fiber paper in water glass at room temperature for 2-5 hr and drying for 10-24 hr; compounding water solution of soluble aluminum salt, adding dilute acid solution to regulate pH to 0.5-2, heating to 30-80 deg.c, soaking the inorganic fiber paper under powerful stirring for co-precipitation in the surface and interval of the inorganic fiber paper via full reaction for 12-24 hr; washing the inorganic fiber paper with clear water to pH 7, air drying and programmed heating treatment. The aluminum modified silica gel adsorbent material thus prepared has great adsorption amount, high dehumidifying efficiency, low regeneration temperature, high heat resistance, high mechanical strength and long service life, and may be used widely in producing dehumidifying wheel.

The invention provides a dehumidification control method for an air conditioner. The dehumidification control method includes the following steps that an indoor draught fan of the air conditioner runs, and wet air in the environment enters an indoor unit of the air conditioner; an evaporator of the air conditioner cools and dehumidifies the wet air entering the indoor unit so that low-temperature and low-humidity air can be formed; an auxiliary electric heater of the air conditioner runs and heats the low-temperature and low-humidity air, and heated low-humidity air is formed; the heated low-humidity air is exhausted to the environment. According to the dehumidification control method for the air conditioner, the auxiliary electric heater is started in a dehumidification mode, the auxiliary electric heater can control the temperature of the dehumidified air, thus, the evaporator can conduct effective dehumidification without balancing temperature drop generated by dehumidification, and the dehumidification efficiency of the air conditioner can be improved on the premise that the temperature of the dehumidified air is controlled.

The invention provides an intelligent outdoor terminal box dehumidification device, belongs to the technical field of dehumidification devices, and aims at solving the technical problem of dehumidification on the environment in a power equipment terminal box. The intelligent outdoor terminal box dehumidification device comprises a box body, a dehumidification module, a ventilating and drying module, a purging module, a humidity detection module, a temperature detection module and a control module, wherein the dehumidification module comprises a first exhaust fan, a dehumidifier and a heater; the dehumidifier comprises a dehumidifying shell, dehumidifying barrels and a dehumidifying tube; a plurality of dehumidifying barrels are arranged in the dehumidifying shell; a plurality of capillary tubes are arranged at the front end of the dehumidifying tube and are evenly distributed in the dehumidifying barrels respectively; an air outlet end of each capillary tube communicates with the heater through a pipe; the heater communicates with a purging tube through the pipe; the ventilating and drying module comprises a second exhaust fan and an exhaust blower; the humidity detection module comprises a first humidity detector and a second humidity detector; and the control module comprises a controller, a comparator and an intelligent switch drive module. By the intelligent outdoor terminal box dehumidification device, the inside of the box body can be significantly dehumidified.

The invention discloses a dehumidifying method applied to an electronic device and the electronic device. The electronic device is provided with a dehumidifying device and a circuit board, wherein a power supply circuit of the dehumidifying device is different from a power supply circuit of the circuit board; and the electronic device further comprises a humidity sensor which is used for detecting and obtaining humidity information inside the electronic device. The dehumidifying method comprises the steps of: detecting and obtaining humidity information inside the electronic device by the humidity sensor; judging if the humidity information is greater than a preset humidity threshold value so as to obtain a first judgment result; and when the first judgment result shows that the humidity inside the electronic device is greater than the preset humidity threshold value, controlling the dehumidifying device to dehumidify the electronic device. with the adoption of the dehumidifying method and the electronic device disclosed by the invention, humidity inside the electronic device can be reduced, furthermore a short circuit phenomenon caused by too high humidity inside the electronic device can be prevented, and the service life of the electronic device can be improved.

The invention provides an environmental control system of a wind generating set and a control method of the environmental control system. The environmental control system comprises a liquid cooling circulating system and an air cooling circulating system. The liquid cooling circulating system comprises an external heat exchanger, a pump station and an electric generator heat exchanger, wherein the external heat exchanger is disposed outside a cabin of the wind generating set, and the pump station and the electric generator heat exchanger are disposed inside the cabin. An outlet side pipeline of the pump station is connected to an inlet side pipeline of to-be-cooled equipment; an outlet side pipeline of the to-be-cooled equipment is connected to an inlet side pipeline of the electric generator heat exchanger; an outlet side pipeline of the electric generator heat exchanger is divided into two branches, one branch is directly connected to an inlet of a three-way valve, and the other branch is connected to the other inlet of the three-way valve through the external heat exchanger; and an outlet of the three-way valve is connected to an inlet side pipeline of the pump station. The air cooling circulating system comprises the electric generator heat exchanger and a pipeline which guides air in inner space of an electric generator into the electric generator heat exchanger. By means of the environmental control system of the wind generating set and the control method of the environmental control system, the environmental adaptability of the wind generating set is improved.

A method and an apparatus for desorption and a dehumidifier are provided in the present invention, in which an electrical potential is applied to electrodes disposed on both ends of an absorbing material so as to desorb the substances absorbed within the absorbing material whereby the absorbing material is capable of being maintained for cycling the absorbing operation. By means of the method and the apparatus of the present invention, the desorbing efficiency can be enhanced and the energy consumption can be reduced during desorption.

The invention discloses a semiconductor dehumidification device. The device comprises a cold-side radiator, a semiconductor refrigeration sheet, a partition plate, a water tank, a fan, a hot-side radiator and a shell; the partition plate dives the shell from a horizontal direction into a condensation zone and a heat dissipation zone; and the condensation zone and the heat dissipation zone are communicated with each other through ventilation holes formed in the partition plate; an air inlet located in the condensation zone is formed in the upper part of the shell; an air outlet located in the heat dissipation zone is formed in the top of the shell; the semiconductor refrigeration sheet is arranged in the partition plate; the cold end of the semiconductor refrigeration sheet is connected with the cold-end radiator; the hot end of the semiconductor refrigeration sheet is connected with the hot-end radiator; the cold-end radiator and the hot-end radiator are fixed at two sides of the partition plate; the fan is located between the upper part of the hot-end radiator and the air outlet; the water tank is disposed below the cold-end radiator; and an atomization and water draining device is disposed in the water tank. With the semiconductor dehumidification device of the invention, the technical problems of low dehumidification efficiency, complicated structure and difficulty in waterdrainage of an existing semiconductor dehumidification device can be solved. The semiconductor dehumidification device of the invention has the advantages of high dehumidification efficiency and simple structure, and can realize intelligent water drainage.

The invention discloses a semiconductor dehumidifier which comprises a machine case, an exhaust fan, a dehumidifying heating host and a controller.The machine case comprises a first chamber, a second chamber, a machine case air inlet, a machine case water drain outlet and a machine case air outlet.The exhaust fan is installed in the first chamber.The dehumidifying heating host is installed in the second chamber.The machine case air inlet is formed in the lower end of the side wall of the machine case and communicated with the second chamber.The machine case water drain outlet is formed in the bottom of the machine case.The machine case air outlet is installed in the upper end of the first chamber and communicated with the first chamber.The controller is installed on the side face of the machine case.According to the semiconductor dehumidifier, a hot end and a cold end are formed after a semiconductor refrigeration piece of the dehumidifying heating host is powered on; air is cooled through the cold end, and therefore the dehumidifying effect is achieved; air is heated through the hot end, and therefore it is avoided that the air temperature is too low during dehumidifying.

The invention discloses a low temperature resistant fuel gas heat pump air-conditioning system combining awaste heat recovery mode and a liquid dehumidification mode. The system mainly comprises a gas engine (1), a compressor (2), a hot water waste heat recovery device (3), a four-way reversing valve (4), a heat exchanger (5), a throttling valve (6), a heat exchanger (7), a liquid storage tank (8), a solution heat exchanger (9), a preprocessor (10), a dehumidifier (11), a fan coil (12), an oil separator (13), a cooling water circulating pump (14), a chilled water circulating pump (19), a solution pump (20) and a heat insulation plate (23), which form four subsystems, namely a refrigerant system, a chilled water system, a cooling water system and a liquid dehumidification system, and the flow direction and the flow rate of a medium are regulated through valves; in summer, a dilute solution is heated by enginewasteheat and condensation heat to concentrate, so as to form a temperature and humidity independently controlled dehumidification link; in winter, the enginewasteheat is used for improving the temperature of an evaporator heat transferring medium, so as to improve the machine set COP (Coefficient Of Performance). According to the low temperature resistant fuel gas heat pump air-conditioning system, the gas engine waste heat can be used effectively, the energy consumption in operation is reduced, and the adaptability of the system tothe low-temperature environment is enhanced.

The present invention relates to a dehumidifier for improving dehumidifying efficiency and discharging dehumidified water to an outside of the dehumidifier easily. The dehumidifier includes a case, an inlet passed through the case for introduction of air from an outside of the case to an inside of the case, an outlet formed to pass through a top of the case for discharging air dehumidified in the case to the outside of the case, a desiccant assembly for absorbing moisture from air drawn into the case, a blower assembly for drawing air through the inlets and blowing the air to the outlet, a regenerator assembly for blowing hot air to the desiccant assembly for drying the desiccant assembly, a heat exchanger for condensing high temperature, humid air blown by the regenerator assembly through the desiccant assembly, to separate the moisture from the air, a top cover movably mounted on a top side of the case for opening / closing the top side of the case, and a water tank mounted beneath the top cover of the case at a top side thereof separable therefrom, for receiving, and holding water condensed at the heat exchanger.

The invention provides a semi-decoupled cooling dehumidification and graded cooling dehumidification heat pump system. The system comprises a closed refrigerant system and two open air channels operated in parallel. The invention further provides a cooling dehumidification and graded cooling method. A dehumidifying evaporator and an evaporator serially connected are adopted to replace an evaporator in a compressive cycle and a dehumidifying evaporator in a traditional dehumidifying heat pump cycle; a circular condensation side is formed by another dehumidifying heat exchanger; and thermal circulation of continuous heat and moisture load treatment is realized through switching of a four-way reversing valve and an air way. Compared with the prior art, the system is compact in structure and lower in cost, and can realize efficient treatment and flexible matching of heat and moisture loads.

The invention provides an oxygen reduction and humidity control curing agent for tobacco leaf storage, comprising a controlled-atmosphere curing agent and a humidity controlled curing agent which are in coordinated use with a use ratio range of (2-10):1. The controlled-atmosphere curing agent comprises the following components: 40-80% of reduced iron powder or pyrite powder, 1-8% of calcium oxide, 0.1-2% of mould proof assistant, 10-21% of activated carbon, 0-12% of sodium chloride, 1-15% of water absorbent, 3-15% of pearlite, 0.1-5% of first water retaining agent, 2-10% of diatomite and 0-10% of water. The humidity controlled curing agent comprises the following components: 30-60% of drier, 2-30% of second water retaining agent and 5-30% of pearlite. The curing agent for tobacco leaf storage can enable the oxygen reduction process to be mild and simultaneously improve dehumidification speed. The invention also provides a manufacturing method of the oxygen reduction and humidity control curing agent for tobacco leaf storage.

The invention discloses a hollow fiber membrane liquid dehumidifying device driven by a gas heat pump. The hollow fiber membrane liquid dehumidifying device comprises an air inlet system, an exhaust system, a gas heat pump device, a dehumidifying solution circulating system, a gas engine waste heat recovery device, wherein the air inlet system is used for conveying air into a room, and the exhaust system is used for exhausting the air out of the room. According to the hollow fiber membrane liquid dehumidifying device driven by the gas heat pump, the gas heat pump is adopted for providing the required cooling capacity before air dehumidifying and the required heat before solution regeneration, the steam partial pressure difference between the two sides of a membrane assembly is increased, and good mass transfer efficiency is achieved; at the same time, the gas engine waste heat recovery device and a solution heat-regenerating device are adopted, so that energy consumption is reduced, and the energy utilization rate is increased; the gas heat pump has a good partial load characteristic so that gas combustion season peaks and valleys can be effectively balanced, the peak shaving problem of natural gas reserves is solved, the gas pipe network utilization rate is further increased, and the comprehensive gas supplying cost is further reduced; meanwhile, relieving of the tense power supply situation caused by summer power utilization is facilitated; natural gas is also a clean and efficient energy source, harmful emissions are basically avoided, and it is conducive to environmental protection.

The invention discloses a dehumidifier and a control method, and belongs to the field of dehumidifying equipment. The dehumidifier comprises a refrigerant circulation flow path formed by an electrochemical hydrogen pump and two metal hydride heat exchangers and an air fan for driving air to flow through the metal hydride heat exchangers, wherein the refrigerant circulation flow path is filled withhydrogen. The control method includes the steps that the indoor environment humidity is obtained; when the indoor environment humidity is larger than or equal to a preset humidity threshold value, working voltage of the electrochemical hydrogen pump is controlled and improved to increase the flow of hydrogen in the refrigerant circulation flow path. According to the dehumidifier applied to the control method, the electrochemical hydrogen pump and the metal hydride heat exchangers server as heat-exchanging condensation assemblies of the dehumidifier, dehumidification operation is low in noiseand small in vibration, and the noise influence on the indoor environment when the dehumidifier conducts dehumidification work is greatly reduced; meanwhile, the flow of hydrogen can be flexibly adjusted according to the environment humidity, and the dehumidification efficiency of the indoor environment is improved.

The invention relates to a closed-type plastic vacuum dehumidification device formed by vertically stacking and integrating an upper workroom and a middle workroom which both have different functions. The method comprises the following steps: pumping air heated to a drying temperature into the upper workroom to heat plastic colloidal particles which are moved to the middle workroom to be vacuumized and dehumidified when reaching the drying temperature; and switching on a valve to communicate the upper workroom and the middle workroom to convey materials, wherein either workroom independently finishes self working procedures when the valve is switched off. Particularly, the lower part of the middle workroom is provided with a lower workroom as a storage workroom of the drying materials, and the three workrooms with different functions are vertically stacked and integrated. The invention has simple and reliable structure and very low operation energy consumption, and the material vacuum dehumidification device is formed by vertical stacking integration so as to have small floor area, compact structure and good sealing performance, and the workrooms are vertically connected together and are fully isolated from the outside so that the material conversion function is finished in a relatively closed environment.

The invention discloses a control method and device used for an air conditioner as well as the air conditioner. The control method comprises the following steps of: presetting degree of superheat, difference of degree of superheat and operation frequency of a compressor, which are sequentially reduced gradually; obtaining a set temperature and an initial environment temperature, and calculating to determine a temperature difference value to generate temperature difference matching results; obtaining a back temperature and a coil pipe temperature, calculating to determine the degree of superheat and the difference of degree of superheat; controlling the compressor to operate under frequency H1, regulating opening degree of an expansion valve according to the temperature difference matching results, the degree of superheat and the difference of degree of superheat, operating for set time with preset degree of superheat or preset difference of degree of superheat in sequence, keeping frequency of the compressor and opening degree of the expansion valve if the set temperature is reached; otherwise, switching the compressor to operate with next frequency. According to the control method disclosed by the invention, the expansion valve is regulated with opening degree which corresponds to set degree of superheat or set difference of degree of superheat according to back temperatures of different heat exchange and air supply units, so that a plurality of air outlets discharge air at different temperatures, and therefore, effects of natural air supplying and cold-heat mixing are simulated indoors.

The invention relates to a horizontally-rotating type rapid coal sample dehumidifying device with a dynamic moisture detection function. The device comprises a case, a horizontal rotating mechanism, a controller, heaters and a dynamic moisture detection assembly. A dehumidifying chamber is arranged in the case; the heaters are mounted in the dehumidifying chamber; more than one layer of sample plates are arranged on a sample plate rotating shaft of the horizontal rotating mechanism along the axial direction; a material plate for containing the coal sample is disposed on each sample plate; a weighing movement mechanism of the dynamic moisture detection assembly is positioned below a weighing lifting platform and drives the weighing lifting platform to make up-and-down movement; a weighing portion for contacting with a weighing sensor to complete weighing is arranged on the weighing lifting platform; and the controller judges dynamic moisture of the coal sample according to weight signals acquired by the weighing sensor and sends control signals to the heaters. The horizontally-rotating type rapid coal sample dehumidifying device with the dynamic moisture detection function has the advantages of simple structure, convenience in operation, good heating uniformity, high dehumidifying efficiency, low energy consumption, capability of improving sample preparation precision and the like.

The invention provides a laterally-arranged heat pump clothes drying cabinet of a deep dehumidification device. The laterally-arranged heat pump clothes drying cabinet comprises a drying room and a refrigeration and dehumidification device. The refrigeration and dehumidification device is arranged on the side face of the drying room to form a high-position air suction and low-position air exhaust mode or a low-position air suction and high-position air exhaust mode. The drying room air inlet is provided with an air bag, and drying air flows into the drying room through through-holes formed in the air bag. The refrigeration and dehumidification device comprises a first condenser, a second condenser, a third condenser and an evaporator, wherein wet air is divided into two ways, one way of wet air flows through the first condenser and the second condenser to perform heating and temperature rise so as to obtain high-temperature drying air, the other way of wet air flows through the evaporator to perform temperature reduction and passes through the third condenser to perform heating and temperature rise so as to obtain high-temperature drying air, and two ways of drying air are input into the drying room after being mixed. By means of the refrigeration and dehumidification device, the problem that condensation pressure and condensation temperature of a traditional heat pump clothes drying machine at a speed-reduction drying phase are continuously improved, accordingly power consumption, pressure difference and compression ratio of a compressor are improved, energy efficiency ratio is reduced, the working condition is severely worsened, and even the compressor is burned down is solved.

The invention relates to a remotely-monitored electrical cabinet dehumidification system and a control method thereof, and belongs to the technical field of dehumidification. The system comprises a temperature and humidity sensor, a control module, a dehumidification module, a networking module, a cloud server, a monitoring center computer and a mobile phone. The method comprises the following steps that the temperature and humidity sensor detects ambient temperature and humidity; the networking module transmits an ambient temperature and humidity detection value to the cloud server; when an atmospheric humidity and atmospheric precipitation composite value is greater than a set value, the monitoring center computer and mobile phone send dehumidification start instructions to the control module; the control module controls the dehumidification module to perform dehumidification, or controls the dehumidification module to perform dehumidification in different degrees according to an ambient humidity detection value. The remotely-monitored electrical cabinet dehumidification system realizes remote real-time monitoring in combination with IOT (Internet of Things) intelligent control, can adjust a dehumidifier system parameter according to cloud data, is provided with semiconductor refrigeration chips and an auxiliary heating device, solves a problem that the dehumidification speed of a traditional dehumidifier is less than humidity rising speed, and can save electric energy in the case of low ambient humidity.

The invention discloses disinfectant steam disinfection equipment, which comprises a disinfectant steam three-stage refining system, a filtering-catalyzing integrated system and a control system, wherein the disinfectant steam three-stage refining system is used for initially atomizing a disinfectant liquid with an ultrasonic atomizing device; a hybrid refining device is used for effectively crushing disinfectant atomized gas molecular groups under the colliding, cutting and crushing actions of air current in an atomized gas hybrid refining device to perform secondary refining on disinfectant atomized gas; an evaporator is used for fully contacting a mixed gas of a disinfectant and the air with the inner wall of the evaporator, heating and evaporating to perform third refining on the atomized gas, so that the aim of outputting ultrafine particulate disinfect steam is fulfilled; the filtering-catalyzing integrated system is used for catalytically decomposing disinfectant gas particles formed by the three-stage refining system to complete filtering and catalyzing work; and the control system is used for controlling the entire process of the three-stage refining system and the filtering-catalyzing system. Due to the adoption of the disinfectant steam disinfection equipment, disinfectant gas is further refined, micro-sized disinfectant gas particles are formed finally, and the decontamination effect and efficiency of disinfectant steam are improved greatly.

The invention discloses a dehumidifying device for cabinets and a moisture-proof cabinet with the same. The dehumidifying device is a specially designed compressor type or semiconductor type dehumidifying device, and the dehumidifying device can be used in combination with different cabinets. The moisture-proof cabinet comprises a cabinet body and a cabinet door, wherein an air inlet and an air outlet are formed in the side wall of the cabinet body and connected with the dehumidifying device through pipe fittings correspondingly, so that air in the cabinet body form a circulating flow under action of the dehumidifying device, and the air humidity inside the cabinet body is reduced. In addition, the dehumidifying device is internally provided with a sterilizing device for killing bacteria in the air in the air circulating and flowing process, so that the odor is eliminated. The moisture-proof cabinet is good in dehumidifying effect and capable of achieving no vibration and noise in use, and installation and use are convenient. In addition, the cabinet also has sterilization and odor absorption functions, so that clothes and property of a user maintain a good sanitary condition, the quality of life is improved.

The invention discloses a vertical rotation-type coal sample rapid dehumidification device having a dynamic moisture detection function. The vertical rotation-type coal sample rapid dehumidification device having a dynamic moisture detection function comprises a case, a vertical rotary mechanism, a controller and a heater. An inner cavity of the case is a dehumidification chamber. The heater is installed in the dehumidification chamber. One or more sample disc suspension arms are arranged on a sample disc rotary shaft of the vertical rotary mechanism along a peripheral direction; a sample disc is connected to a lower part of each one of the one or more sample disc suspension arms; and a material tray for receiving a coal sample is arranged on each one of the sample discs. One end of a sample weighing rod of a dynamic moisture detection assembly is connected to a sample weighing balance and the other end is located below any position in a sample disc rotation travel; and the sample weighing balance is connected to a sample weighing lifting driving mechanism and is lifted and dropped by the sample weighing lifting driving mechanism. The controller determines dynamic moisture of a coal sample according to a weight signal acquired by the sample weighing balance and transmits a control signal to the heater. The vertical rotation-type coal sample rapid dehumidification device having a dynamic moisture detection function has the advantages of simple structure, convenient operation, good heating uniformity, high dehumidification efficiency, low energy consumption and high sample preparation accuracy.

The composite dehumidifying process based on membrane includes the following steps: the heat and humidity exchange between fresh air and indoor exhaust via membrane and the deeply dehumidifying in the second stage dehumidifier. The apparatus for said process consists of membrane exchanger and second stage dehumidifier connected together, and the second stage dehumidifier is turning wheel dehumidifier, compression dehumidifier or liquid absorbing dehumidifier. The present invention can recover afterheat and surplus humidity and moves the second stage dehumidifier to low temperature and low humidity area to lower the dew point of exhausted air, and can save power and realize high efficiency and low dew point dehumidifying. The present invention may be used widely.

The invention belongs to the field of air conditioners and heat-pump water heaters and relates to a frequency-conversion multi-split radiation central air-conditioning hot water unit. The frequency-conversion multi-split radiation central air-conditioning hot water unit comprises one or more outdoor unit and one or more indoor unit; and the outdoor unit is connected with the indoor unit through three refrigerant copper tubes of the steam pipe, the liquid tube and the high and low pressure tube. A radiation air-conditioning system is formed by the indoor unit together with a radiation terminaland a fresh air pipeline which are mounted indoors; and a heat-pump life hot water system is formed by the outdoor unit, a hot water tank and a hot water pipeline. According to the frequency-conversion multi-split radiation central air-conditioning hot water unit, both a summer refrigeration and water heating mode and a warming season radiation heating and fresh air dehumidification mode are operated under the refrigerant total heat recovery working condition; and in winter and summer, cold and heat in exhaust air are recovered deeply through a heat recovery condenser, cold in condensed watercan be recovered in summer, and by the aid of high-temperature cold water supply of a radiation water-temperature-changing portion, the whole unit is more efficient and saves more energy.