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190results about How to "Reduce air humidity" patented technology

Drying and dehumidifying structure for dish-washing machine and dish-washing machine

The invention is suitable for the field of dish-washing machines, and discloses a drying and dehumidifying structure for a dish-washing machine and the dish-washing machine. The drying and dehumidifying structure for the dish-washing machine comprises an inner container with a washing inner cavity and a semiconductor condensing assembly which is arranged on the inner container, wherein the semiconductor condensing assembly comprises a semiconductor refrigerating sheet which is arranged on the inner container in an inserting way, a power supply which is arranged outside the inner container and is electrically connected with the semiconductor refrigerating sheet, and a condensing cover which is arranged in the inner container and is enclosed into a condensing cavity together with the inner container; communication holes for communicating the washing inner cavity with the condensing cavity are formed in the condensing cover in a penetrating way; the semiconductor refrigerating sheet is provided with a refrigerating part and a heating part; the refrigerating part is inserted into the inner container and is accommodated in the condensing cavity; the heating part is arranged outside the inner container. At the drying stage of the dish-washing machine, the refrigerating part in the condensing cavity can be used for condensing vapor into water drops to be collected into the condensing cavity, so that the air humidity in the washing inner cavity is lowered effectively, and vapor is prevented from being condensed into water drops on tableware, and the drying performance of the dish-washing machine is enhanced.
Owner:FOSHAN SHUNDE MIDEA WASHING APPLIANCES MFG CO LTD

Dripping arrow irrigation automatic control system, manufacturing method of dripping arrow irrigation automatic control system and dripping arrow irrigation method

The invention relates to a dripping arrow irrigation automatic control system, a manufacturing method of the dripping arrow irrigation automatic control system and a dripping arrow irrigation method. The dripping arrow irrigation automatic control system consists of a reservoir, a water pump, a water level sensor, a conveying main pipeline, a fertilization pipeline, a conveying branch pipeline, a temperature sensor, a main controller, a start controller, a water taking pressure gauge, an electromagnetic valve, a suction and exhaust valve, a fertilization control valve, a filter and a water conveying pressure gauge; the reservoir is arranged at the initial end of the conveying main pipeline; the water level sensor is arranged in the reservoir; the water level sensor is connected with the main controller; the water pump is arranged on the reservoir and is used for drawing a water source in the reservoir; the water taking pressure gauge, the electromagnetic valve, the suction and exhaust valve, the fertilization control valve, the filter and the water conveying pressure gauge are sequentially arranged on the initial section of the conveying main pipeline; the fertilization control valve is mounted on the initial section of the conveying main pipeline; a fertilizer is uniformly conveyed into the conveying main pipeline by the fertilization conveying pipeline. The dripping arrow irrigation automatic control system is scientifically designed, has a reasonable structure and uniform flow, is reasonable in system arrangement, is stable in pressure in the pipelines, has wide applicability and has a wide application range; a dripping arrow takes effects of a water dropper and an insertion arrow, has a small size and high intensity, has powerful use functionality and is convenient to mount and use.
Owner:TIANJIN WATER RESOURCES RES INST

Nutrient solution matrix-free seedling raising and cultivating system and seedling raising method

The invention discloses a nutrient solution matrix-free seedling raising and cultivating system and a seedling raising method. The system comprises a nutrient solution seedling raising tank, a seedling grid plate, seeding paper and covering paper, wherein the nutrient solution seedling raising tank is filled with water or nutrient solution; the seedling raising grid plate is arranged on the nutrient solution seedling raising tank, and water through holes are formed on the side faces of the grid plate holes of the seedling raising grid plate; the seeding paper is laid on the seedling raising grid plate; and after seeding, the covering paper is covered on the seeding paper bearing seeds. The method comprises: sowing seeds on the seeding paper, covering the covering paper with high water absorbing performance and breathability and covering the perlite or vermiculite on the covering paper; and after the seeds germinate, the roots of the seedlings penetrate the seeding paper to grow downward to absorb water and nutrients from the nutrient solution below. When the system is used, a matrix which is adopted by the conventional industrial seeding raising technique is not used, the overall accurate control over the temperature, water, nutrient and oxygen required by plants for growth in the whole seedling raising process is realized, the industrialization of the seedling raising processis realized, and the uniformity, strong seedling rate and robust degree of the seedlings are improved.
Owner:BEIJING ACADEMY OF AGRICULTURE & FORESTRY SCIENCES

Indoor unit of air conditioner and dehumidifying method and dehumidifying device thereof

The invention provides an indoor unit of an air conditioner and a dehumidifying method and a dehumidifying device thereof, relates to the technical field of air conditioners, and is used for solving the problem of weak dehumidifying capacity of the indoor unit of a traditional air conditioner under the working condition of part load. The dehumidifying method comprises the steps of: obtaining an evaporation temperature of an evaporator measured by a first temperature sensor and an indoor environmental temperature measured by a second temperature sensor; determining a first target evaporation temperature according to the indoor environmental environment and a first preset rule, wherein the first preset rule includes a corresponding relation between the indoor environmental temperature and a third target evaporation temperature, and the first target evaporation temperature is obtained according to the third target evaporation temperature and a first preset threshold; and adjusting the openness of at least one throttling device in an opening state if the evaporation temperature of the evaporator is higher than or equal to the first target evaporation temperature. The dehumidifying method can be applied to dehumidifying control of the indoor unit of the air conditioner.
Owner:HISENSE (SHANDONG) AIR CONDITIONING CO LTD

Building tool transport device based on fabricated building

The invention discloses a building tool transport device based on a fabricated building, and relates to the technical field of fabricated buildings. The building tool transport device based on the fabricated building comprises a bottom plate. Bottom wheel fixing frames are fixedly connected to both sides of the bottom of the bottom plate, and bottom wheel connecting blocks are fixedly connected tothe tops of the inner walls of the bottom wheel fixing frames. Bottom wheel transverse plates are fixedly connected to the ends, away from the bottom wheel connecting blocks, of bottom wheel telescopic columns, and bottom wheel buffer springs are arranged at the positions, located between the bottoms of the bottom wheel connecting blocks and the tops of the bottom wheel transverse plates, of thesurfaces of the bottom wheel telescopic columns. The building tool transport device based on the fabricated building solves the problem that bottom wheels of a traditional transport tool for the fabricated building often have no buffering effect during transportation, skew, falling and damage of the building tool due to the fact that the building tool encounters rough and uneven roads during transportation are effectively reduced, the probability of breakage of the building tool is greatly reduced, and the work efficiency of building workers is ensured.
Owner:威海君祥企业管理咨询有限公司

35kV switch cabinet dehumidifying device based on adsorption rotary-wheel dehumidification

The invention discloses a 35kV switch cabinet dehumidifying device based on adsorption rotary-wheel dehumidification. The 35kV switch cabinet dehumidifying device comprises a dehumidifying device shell, wherein a display panel is arranged on the upper surface of the dehumidifying device shell, a gas inlet end is arranged at one end of the dehumidifying device shell, a gas outlet end is arranged at the other side of the dehumidifying device shell, the gas inlet end and the gas outlet end are respectively communicated with a 35kV switch cabinet by means of pipelines to form a circulating loop, an adsorption rotary wheel is arranged in the dehumidifying device shell, and divided into a moisture adsorbing region and a regenerating region, the moisture adsorbing region and the regenerating region are alternatively converted under the rotation of the adsorbing rotary wheel, one side of the moisture adsorbing region is positioned at the gas inlet end, a processing fan is arranged at the other side of the moisture adsorbing region, an air outlet end of the processing fan is communicated with the gas outlet end, a regenerating fan is arranged at one side of the regenerating region, and a heater is arranged at the other side of the regenerating region. According to the 35kV switch cabinet dehumidifying device, self circulation and dehumidification of air in a switch cabinet are realized, the humidity of air in the switch cabinet is reduced, explosion accidents are effectively prevented, and good application prospect is obtained.
Owner:STATE GRID CORP OF CHINA +3

DCS control system for producing anhydrous crystalline fructose by using sugarcanes as raw materials

The invention relates to a DCS control system for producing anhydrous crystalline fructose by using sugarcanes as raw materials. According to the system, a pH control unit is set in a hydrolysis neutralization process of sugarcane juice concentration; a conductivity control unit is set in a continuous ion exchange stage of high fructose corn syrup; a flow rate, concentration and temperature control unit is set in a concentrating process after fructose and glucose ion exchange separation; a flow rate, liquid level, concentration and temperature control unit is set in a fructose concentrating, crystallization and drying processes; and a flow rate, liquid level, concentration and temperature control unit is arranged in a glucose recovery process. According to the control units, sensors are arranged in equipment; control valves are arranged at feeding openings and discharging openings; and the sensors are connected with an industrial Ethernet switch through lines and are further connected with a control room workstation and a central control room DCS workstation respectively, and are connected with a remote control center through the Internet. With the DCS control system of the invention adopted, and equipment devices and process parameters in each process are controlled comprehensively and automatically and are reasonably matched, and equipment input and production cost are greatly reduced, and the primary yield of industrially-produced crystalline fructose products can be up to 50%.
Owner:广西普霖生物科技有限公司

Anti-condensation ring main unit and ant-condensation method

The invention discloses an anti-condensation ring main unit, and belongs to the technical field of ventilation of a ring main unit; the anti-condensation ring main unit comprises an intelligent isolating and moisture-proof processing cavity; the intelligent isolating and moisture-proof processing cavity is installed at the bottom part of the ring main unit and located above a cable ditch; the cable ditch is paved with a cable, and the cable enters the ring main unit after crossing through the intelligent isolating and moisture-proof processing cavity; one side of the intelligent isolating and moisture-proof processing cavity is provided with an air inlet, and the other side is provided with a pressure relief window; the air inlet is connected with an environment adjusting device, and the pressure relief window is equipped with a pressure relief valve; the environment adjusting device is installed at the inner part of the ring main unit, and comprises a temperature humidity processing device and an air delivery device. Through arranging the intelligent isolating and moisture-proof processing cavity, the device can prevent vapor evaporated by the cable ditch from entering the cabinet body, and thereby fundamentally reducing wet gas at the inner part of the cabinet body, decreasing the work load of the environment adjusting device, effectively reducing air humidity in the ring main unit and stopping condensation.
Owner:ZHEJIANG DUMEI ELECTRIC POWER TECH

Electric heating defrosting method with aid of external air of refrigerator

The invention discloses an electric heating defrosting method with the aid of external air of a refrigerator. A heat preservation box is arranged on the upper portion of a storage house of the refrigerator, and an inlet and an outlet of the heat preservation box are provided with a first electric air valve and a second electric air valve. Two air passages extending out of the storage house of the refrigerator are arranged at the top of the heat preservation box, and a third electric air valve and a fourth electric air valve are arranged in the two air passages. An evaporator is arranged in the heat preservation box, an electric heater is arranged in the evaporator, and an air circulation passage is arranged between the bottom of the evaporator and a bottom plate of the heat preservation box. An inlet of the evaporator is connected with a throttling device, and the outlet of the evaporator is connected with the air sucking port of a compressor. The inlet of a condenser is connected with the air exhausting port of the compressor, and the outlet of the condenser is connected with the throttling device. During electric heating defrosting, the external air of the refrigerator and opening and closing of the electric air valves assist in electric heating defrosting, so that the electric heating defrosting time is shortened, the operation energy consumption of a whole system is reduced, and it is guaranteed that the temperature in the refrigerator during defrosting is relatively stable.
Owner:TIANJIN UNIV

Automatic dehumidification power transformation box

The invention provides an automatic dehumidification power transformation box, which comprises a top plate, a dehumidification cylinder, a control cylinder and a box body. The top plate is welded to the top of the box body. The dehumidification cylinder and the control cylinder are welded to the right side of the box body in an embedded mode. The dehumidification cylinder is located right over thecontrol cylinder. Two cabinet doors are hinged to the front surface of the box body through hinges. According to the invention, when the air humidity in the box body is increased, the heat of the aqueous vapor can be quickly absorbed by metal water collecting barrels when the aqueous vapor gets in contact with the metal water collecting barrel. Therefore, the aqueous vapor in the metal water collecting barrels can be quickly liquefied on the inner wall of the metal water collecting barrels to form water drops. After the water drops are accumulated to a certain extent, the water drops flow down along the inner wall of the metal water collecting barrel and flow towards water running plates. When water on the water running plates comes up together, the two water running plates can form a current loop. In this way, a power supply for a motor and an electric heating pipe is switched on by an electric wire. The electric heating pipe starts heating to dry the air. The motor drives fan bladesto rotate to form the airflow and the airflow is driven to blow into the box body. The air humidity in the box body is reduced, and the automatic dehumidification is achieved.
Owner:源洲电气有限公司

Condensation preventing device for solid insulated switchgear and manufacturing method of the condensation preventing device

The invention discloses a condensation preventing device for solid insulated switchgear. The switchgear comprises a cable chamber and a horizontal busbar chamber, wherein each of the cable chamber and the horizontal busbar chamber is provided with a vertical sealing plate and a door; the surface of each of the sealing plates is provided with a plastic spraying layer, and the surface of each of the doors is provided with a plastic spraying layer; the plastic spraying layer on the inner side of the inner side surface of each of the sealing plates and the doors is coated with a resin type MYQS-1 hydrophilic material coating. The invention also discloses a manufacturing method of the condensation preventing device. Due to the adoption of the technical scheme, the condensation resistance level of the self surface of the solid insulated switchgear is improved; on the one hand, condensate is initiatively generated on the inner side of a shell consisting of the functional chambers and forms water drops which then flow into a guide channel and is discharged out of the switchgear, and thus the air humidity in the switchgear is reduced, and a live part cannot reach the saturation humidity under which the condensate generates; on the other hand, a micron-nanoscale coarse structure and a hydrophobic material surface with low surface energy are established on the surface of the solid insulated switchgear, so that the concentrate is not easy to generate on the surface of the solid insulated switchgear; therefore, the purpose of ensuring the safety operation of electrical equipment is achieved.
Owner:ANHUI MINGYUAN POWER EQUIP MFR

Method for preventing and treating panax notoginseng round spot

The invention discloses a method for preventing and treating panax notoginseng round spot. The method comprises the following steps of: constructing an arched tunnel of which the arch height is 1.2cm and the arch width is more than soil moisture width and less than the sum of the moistened soil width and the width of drainage ditch between the moistened soils on each moistened soil surface where panax notoginseng is planted in a panax notoginsen shade-shed, wherein the arched tunnel is constructed by reinforcing steel bars or bamboos; covering a plastic film on the outer surface of the arched tunnel in a rainy day and ensuring that the edge of the plastic film is sagged to the bottom surface of the drainage ditch between the moistened soils; and uncovering the film when the rain stops. With the adoption of the method, the newly-increased disease strain rate of the round spot is reduced by over 90 percent, that is, the loss is recovered by 90 percent, and the grade of the disease strain only reaches a grade 1; and meanwhile, the newly-increased disease strain rate of epidemic disease is reduced by over 95 percent. In addition, because newly-increased disease strains are unavailable to melasma, gray mold and powdery mildew, the dosage quantity of sterilizing agents and artificial insecticide spraying expense are reduced, the planting cost is saved, the yield of panax notoginseng is increased, the quality of panax notoginseng is improved and the income is increased; and moreover, the arched tunnel uses simple materials and is easy and convenient to operate.
Owner:INST OF MEDICINAL PLANTS YUNNAN ACAD OF AGRI SCI

Method for controlling chocolate spot by diversity planting of broad beans and potatoes under zero tillage of rice stubble

The invention discloses a method for controlling chocolate spot by diversity planting of broad beans and potatoes under zero tillage of rice stubble. The method comprises the following steps of: (1) dividing a vacant rice field into lines, wherein a line spacing is 60cm; (2) sowing a new species of moderate chocolate spot resistance broad beans, named as 'Tongchanxian No.8', in the vacant rice field in a mode of emptying two lines and sowing two lines; (3) sowing detoxification potato seeds of 'Chongqing potato No.1' in the empty lines from the 12nd-18th in December each year after the broad beans are sown, and covering the seeds by straws after sowing; and (4) harvesting. The broad beans and the potatoes are interplanted to lower the density of broad bean plants with the weak chocolate spot resistance in each unit area, thereby slowing down the transmitting and spreading process of chocolate spot; 'air chutes' are formed between the broad beans and the potatoes to effectively lower the air humidity in the field and shorten the retention time of dews on the broad bean plants and leaves to lighten the morbidity degree; and the potatoes serve as barriers to prevent chocolate spot germs from spreading so as to lighten the disease, and the prevention and control effect on the chocolate spot is remarkable.
Owner:CHONGQING ACAD OF AGRI SCI

Power cabinet dehumidifying device

The invention discloses a power cabinet dehumidifying device comprising humidity detection units, a power circulation unit, a drying unit, a circulation pipeline and control switches. The power circulation unit is a closed circulation system, the outlet of the power circulation unit is connected with a main circulation pipeline and then connected with power cabinets through branch pipelines, the outlets of the power cabinets are connected with the main circulation pipeline through branch pipelines and then communicated with the drying unit, the drying unit is connected to the inlet of the power circulation unit, and the control switches are respectively arranged on the branch pipelines at the inlets of the power cabinets. The humidity detection units are installed in the power cabinets, are linked with a starting switch of the power circulation unit, and are linked with the control switches of the branch pipelines. By utilizing the power cabinet dehumidifying device, multiple power cabinets can be connected simultaneously, and the air humidity in the power cabinets can be effectively reduced without increasing the temperature in the power cabinets. Moreover, the power cabinet dehumidifying device has the advantages of low power, energy conservation and environmental protection.
Owner:STATE GRID CORP OF CHINA +1
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