121results about How to "Guaranteed dehumidification effect" patented technology

The invention relates to a refrigeration dehumidifying device. The device comprises a humidity sensor, a temperature sensor, an indoor unit fan, an indoor unit electromagnetic valve, an outdoor unit electromagnetic valve, an outdoor unit fan, a compressor and a control unit, wherein the control unit turns on the indoor unit fan, opens the indoor unit electromagnetic valve and the outdoor unit electromagnetic valve and starts the compressor when a humidity value measured by the humidity sensor is greater than the set humidity value and reaches a first threshold value, compares the temperature measured by the temperature sensor after the compressor is started for first time with the set temperature value, closes the outdoor unit electromagnetic valve, turns off the outdoor unit fan and opens the indoor unit electromagnetic valve when the measured temperature is lower than the set temperature, and closes the indoor unit electromagnetic valve, opens the outdoor unit electromagnetic valve and turns on the outdoor unit fan when the measured temperature is not lower than the set temperature. The invention also discloses a corresponding method. High-power parts are started in turn according to environment humidity and temperature, so that high current is prevented from being generated and impacting a power grid and the safety of equipment is greatly improved on the premise of ensuring a dehumidifying effect.

Provided is a high-comfort-degree secondary return air room air conditioner with the supply air temperature adjustable. The high-comfort-degree secondary return air room air conditioner is used for adjusting indoor temperature and humidity of residential houses and public buildings. Secondary return air bypass valves are additionally arranged on the basis of a front panel, an upper panel or a left panel and a right panel of a traditional room air conditioner, are in a closed mode or in an automated mode and can be artificially controlled through a remote control; secondary return air bypass air ducts can be located on the upper portion, the lower portion, the left, the right or the air outlet side of an evaporator and selected according to installation convenience; and temperature sensors are respectively arranged at the positions of a return air port and a supply air port and used for controlling opening of the bypass valves and the secondary return air volume. When in the closed mode, the bypass valves keep the closed state, and the supply air temperature is the evaporator outlet temperature. When the bypass valves are in the automated mode, the opening of the bypass valves can be adjusted according to return air and supply air temperature difference and is increased when the temperature difference is too large, and the supply air temperature is increased; the opening of the bypass valves is reduced or even closed when the temperature difference is small, and the supply air temperature is reduced.

The invention provides an air conditioner and a dehumidification control method thereof. The dehumidification control method of the air conditioner comprises the steps that the target threshold valuetemperature range is determined according to the environment dew point temperature, the air conditioner is controlled to be in a dehumidification mode, the coil pipe detection temperature is kept within the target threshold value temperature range by adjusting the rotation speed of an indoor fan of the air conditioner, and then the dehumidification speed of the air conditioner is increased. The environment dew point temperature changes along with changes of the environment temperature and the environment humidity, therefore, it is guaranteed that the coil pipe temperature of an indoor heat exchanger is kept within the target threshold value temperature range, the condition that the coil pipe temperature of the indoor heat exchanger is too high is avoided, and then the condition that watersteam in indoor air can not be condensed into water is avoided; and meanwhile, the indoor fan can have a high rotation speed to promote air flowing on the condition that the water steam in the indoorair can be condensed into the water, therefore, the dehumidification effect is guaranteed, and the dehumidification speed is increased.

The invention provides an air conditioner and a dehumidification control method thereof. The dehumidification control method comprises the steps of calculating environment dew point temperature according to environment temperature and environment humidity and confirming first target threshold value temperature range when the air conditioner is in a dehumidification mode; confirming first operationfrequency of a compressor according to detection temperature of a coil of an indoor heat exchanger; confirming second operation frequency of the compressor according to environment temperature; and controlling operation frequency of the compressor to be a larger one in the first operation frequency and the second first operation frequency. According to the air conditioner and the dehumidificationcontrol method thereof, as the environment dew point temperature changes, the temperature of the coil of the indoor heat exchanger is maintained in the first target threshold value temperature range,the temperature of the coil of the indoor heat exchanger is prevented from being higher than the environment dew point temperature, the situation that vapor in indoor air cannot condense into moisture is avoided, the indoor environment temperature is prevented from affecting frequency of the compressor when the air conditioner is in the dehumidification mode, the dehumidification effect is guaranteed, and dehumidification speed is increased.

The invention discloses an air conditioner control method which is applied to a fresh air conditioner. The fresh air conditioner comprises a fresh air heat exchanger and a first electronic expansion valve, and the fresh air heat exchanger is connected with the first electronic expansion valve in series. The air conditioner control method comprises the following steps that when the fresh air heat exchanger is in dehumidification operation, the fresh air temperature and the fresh air humidity are obtained, and the first temperature of the fresh air heat exchanger is obtained; and according to the fresh air temperature, the fresh air humidity and the first temperature, the first electronic expansion valve is controlled to adjust the opening degree. The invention further discloses an air conditioner control device, the fresh air conditioner and a readable storage medium. According to the air conditioner control method, the dehumidification effect is improved while the heat exchange efficiency of the fresh air heat exchanger is guaranteed.

The invention discloses a control method of a variable frequency dehumidifier. The control method comprises the steps of controlling the variable frequency dehumidifier to operate at high wind shield after the variable frequency dehumidifier is started up; detecting the environment temperature and environment humidity, and calculating the maximum objective operating frequency of a compressor in accordance with the environment temperature and environment humidity when the variable frequency dehumidifier is started up; controlling the compressor to obtain the middle temperature of a condenser in the variable frequency dehumidifier after the compressor operates at the maximum objective operating frequency for a preset time; and circularly judging whether the middle temperature of the condenser is located in a preset temperature interval, and adjusting the operating frequency of the compressor in accordance with a judging result. According to the control method of the variable frequency dehumidifier, the normal operation of the variable frequency dehumidifier can be ensured by adjusting the operating frequency of the compressor in a severe working condition with high temperature and high humidity, and the quick dehumidification effect of the variable frequency dehumidifier can be ensured. The invention further comprises a control device of the variable frequency dehumidifier.

The invention discloses heat pump drying equipment, and a dehumidifying control method and a dehumidifying control device thereof. The drying equipment comprises a first evaporator and a dehumidifyingmodule connected with the first evaporator. The dehumidifying module is used for carrying out condensing and dehumidifying on air flowing out of an air returning opening of a drying room, the dehumidifying module exchanges heat with the first evaporator, and the dehumidifying effect of the dehumidifying module on the air can be ensured. On the original basis of the heat pump drying equipment, thedehumidifying module is added, the air in the drying room is dehumidified, the equipment is high in heat energy efficiency ratio, good in dehumidifying effect and high in dehumidifying reliability, meanwhile, the heat pump drying device can intelligently adjust the drying room humidity load and the water inlet and outlet temperature according to the current material and the drying stage where thematerial is located, and the wet load and the actual capacity are dynamically matched.

The invention belongs to the field of heating and ventilation, and discloses a temperature and humidity independent control centralized air conditioning system. The temperature and humidity independent control centralized air conditioning system involves a first cold and heat source main machine, a second cold and heat source main machine, hydraulic modules, a tail end, and a ventilation unit, wherein each hydraulic module comprises a primary side pipeline, a heat exchanger and a secondary side pipeline, the primary side pipelines are connected with the first cold and heat source main machinethrough pipelines, and heat exchange is carried out on water in the primary side pipelines and water in the secondary side pipelines through the heat exchangers; the tail end communicates with the secondary side pipelines; and the ventilation unit comprises first heat pipe sections and cold and hot water coil pipes sequentially arranged in the air supply direction, and the cold and hot water coilpipes are connected with the second cold and heat source main machine through pipelines. According to the temperature and humidity independent control centralized air conditioning system, a fresh aircold and heat source and a radiation cold and heat source are independently configured so that the outlet water temperature can be independently adjusted according to different water temperature requirements of a ventilation system and a radiation system, and the comprehensive optimization of functional requirements and energy efficiency is guaranteed; and in addition, in the ventilation unit, fresh air is pre-cooled through heat pipe cooling sections, then 5 DEG C chilled water is adopted for cooling and dehumidifying the fresh air, and the dehumidifying effect under the adverse condition ofthe high humidity can be guaranteed.

The invention provides an air conditioner and a dehumidification control method thereof. The dehumidification control method of the air conditioner comprises the steps that in a dehumidification mode,the environment dew point temperature is calculated according to the environment temperature and the environment humidity, and a first target threshold value temperature range is determined; the first opening degree of an electronic expansion valve is determined according to the coil pipe detection temperature of an indoor heat exchanger of the air conditioner; the second opening degree of the electronic expansion valve is determined according to the exhaust outlet temperature of a compressor of the air conditioner; and the opening degree of the electronic expansion valve is adjusted to be the small one in the first opening degree and the second opening degree. The environment dew point temperature changes along with changes of the environment temperature and the environment humidity, therefore, it is guaranteed that the coil pipe temperature of the indoor heat exchanger is kept within the target threshold value temperature range, the condition that the coil pipe temperature of the indoor heat exchanger is too high is avoided, and then the condition that water steam in indoor air can not be condensed into water is avoided; and meanwhile, influences of the exhaust outlet temperature of the compressor on the opening degree of the electronic expansion valve are avoided, therefore, the dehumidification effect is guaranteed, and the dehumidification speed is increased.

The invention provides an air conditioner control method and device, an air conditioner and a readable storage medium. The air conditioner control method comprises the steps of obtaining the environment temperature value of an outdoor unit of the air conditioner; judging whether the environment temperature value meets an anti-freezing dehumidification control condition or not; and performing anti-freezing dehumidification control if it is judged that the anti-freezing dehumidification control condition is met. The anti-freezing dehumidification control comprises the steps of obtaining the temperature value of an evaporator; and regulating the valve step value of a target electronic expansion valve of the air conditioner according to the temperature value of the evaporator, and regulating the speed value of an outer fan of the air conditioner so as to maintain the temperature of an evaporator coil. According to the air conditioner control method provided by the embodiment of the invention, the freezing problems of frosting, freezing and the like of an indoor unit during dehumidification control of the air conditioner are solved.

The invention discloses a closed-loop double-evaporator drying heat pump. The double-evaporator drying heat pump consists of a fluoride system and a dryer frame, wherein the dryer frame forms a closeddrying chamber and indoor medium circulating channel by partition boards; a main evaporator and a second evaporator are connected in parallel to form a low-pressure area of the fluoride system; the main evaporator is installed outside the drying chamber, and the second evaporator and a condenser are installed in the drying chamber; an outlet of a compressor is connected to the condenser by a four-way reversing valve, the condenser is provided with two parallel branches after passing through a throttling device, one branch is connected with the second evaporator, and the other branch is connected with the main evaporator; and the main evaporator and the second evaporator are connected with a gas-liquid separator and the compressor in sequence by the four-way reversing valve. The closed-loop double-evaporator drying heat pump provided by the invention is a drying system which can carry out dehumidification without changing a running mode or a heating mode, has the characteristics of rapid heating, controllable humidity in the drying chamber, energy saving, efficient dehumidification, etc., and is applied to drying of Chuzhou chrysanthemum and mushroom and recovery of volatile oil ofthe Chuzhou chrysanthemum at present.

The invention discloses a high-performance air-source drying and moisture sucking integrated machine. The high-performance air-source drying and moisture sucking integrated machine comprises a box body, a compressor, a throttle valve, a condenser, an evaporator, a wind outlet fan and a heat exchanging device. According to the high-performance air-source drying and moisture sucking integrated machine disclosed by the invention, the structure of a conventional integrated straight type ventilation duct is improved; residual heat recycling is performed through precooling and preheating, and precooling and preheating cooperate with the evaporator and the condenser, so that large wind capacity is guaranteed, the dew-point temperature is higher, the moisture removing capacity is guaranteed, heatloss is reduced, heat utilization rate is increased, the stability and the uniformity of moisture removing and heating are guaranteed, and the integral drying effect and drying performance are improved. The invention also discloses a heat pump drying system adopting the high-performance air-source drying and moisture sucking integrated machine.

The invention provides an air conditioner system and a control method thereof. The air conditioner system comprises a compressor, an outdoor heat exchanger, a first indoor heat exchanger and a secondindoor heat exchanger. The air conditioner system further comprises a first branch and a second branch. One end of the first branch communicates with a first pipeline, and the other end of the first branch communicates with a second pipeline. One end of the second branch communicates with the first pipeline, and the other end of the second branch communicates with the second pipeline and is located at the position between the second indoor heat exchanger and the compressor. The first indoor heat exchanger and the second indoor heat exchanger are arranged side by side, and air airflow can sequentially flow through the first indoor heat exchanger and the second indoor heat exchanger so that heat exchange can be finished. According to the air conditioner system and the control method thereof,through the joint action of an evaporator and a reheater, the temperature of indoor air can be effectively increased under the situation that indoor air is effectively evaporated, cooled and dehumidified, the air outlet temperature of an air conditioner is not too low when dehumidification is conducted, and the situation of reduction of the indoor comfort degree is avoided.

The invention relates to a waterproof and moisture permeable cloth with a three-dimensional structure, a production method and a wall structure. The waterproof and moisture permeable cloth, the production method and the wall structure can be applied to wall construction and wall buildings, meanwhile, a protection material of wall construction and the wall structure and a manufacturing technology process and method of the protection material are included. The waterproof and moisture permeable cloth with the three-dimensional structure comprises a waterproof and moisture permeable cloth body, the waterproof and moisture permeable cloth body comprises a first non-woven cloth layer, a waterproof and moisture permeable functional layer and a second non-woven cloth layer, and elastic bulges arearranged outside the waterproof and moisture permeable cloth in an array mode; and construction is more convenient, and the labor cost and material cost are reduced.

An embodiment of the present invention discloses a method for independently adjusting temperature and humidity of variable fresh air volume; the method includes: obtaining the on-off state of a freshair mode; determining that the indoor absolute humidity value exceeds an absolute humidity set value, and supplying air with a lowest dew point provided by a humidity adjustment system and an air supply state point that is corresponding to the indoor absolute humidity value and between the dew point temperature; when the humidity adjustment system is determined as being in the off state of the fresh air mode, obtaining the second supply air volume of an independent return air dehumidification system; when the humidity adjustment system is determined as being in an economic mode, supplying airwith a preset air supply state point; when the humidity adjustment system is determined as being in a non-economic mode, supplying air with the lowest dew point temperature; the second air supply volume is a set value. The present invention solves the technical problem that an independent temperature and humidity adjustment system has weak dehumidification capacity and poor economy.

The invention relates to the technical field of intelligent air conditioners, and discloses a method and device used for air conditioner dehumidification control and an air conditioner. The method comprises the steps that under the condition that it is determined that current refrigeration operation parameters of the air conditioner meet a first set condition, a current environment temperature value and a current environment humidity value of a area where the air conditioner is located are obtained, and the air conditioner operates in a refrigeration mode; a current lower limit humidity valuematched with the current environment temperature value is determining, and a current humidity difference value between the current environment humidity value and the current lower limit humidity valueis obtained; and under the condition that the current humidity difference value is larger than a set value, a current intelligent dehumidification strategy matched with the current environment temperature value is determined, and intelligent dehumidification operation is carried out according to the current intelligent dehumidification strategy. Thus, dehumidification operation is intelligently started in the refrigeration mode, the dehumidification effect of the air conditioner is guaranteed, and the situation that the service life of the air conditioner is affected due to the fact that theair conditioner operates in the dehumidification mode for a long time is avoided.

The invention discloses a dehumidification device capable of automatically adjusting the dehumidification intensity according to the air humidity. The dehumidification device comprises a box body, a first ventilation cavity is formed in the box body in a left-right penetrating mode, a first evaporator is fixedly arranged on the inner wall of the upper side of the first ventilation cavity, a secondventilation cavity is formed in the box body in a left-right penetrating mode, and a second evaporator is fixedly arranged on the inner wall of the upper side of the second ventilation cavity. According to the dehumidification device, by means of the constant air dehumidification strength of an auxiliary dehumidification device, the moisture content in the air is evaluated to a certain extent, and strength transformation is conducted on a main dehumidification device according to the humidity in the air; and in addition, the device can detect the air humidity regularly within a certain periodof time, the air dehumidification intensity is intelligently adjusted according to each detection result, the air dehumidification effect is better guaranteed, the automation degree is high, the workperiod is clear, an alarm is given out when the air humidity is too high, and a user can take corresponding measures in time.

The invention belongs to the technical field of air conditioners, and particularly relates to an air conditioner and a dehumidification control method thereof. The problems that when an existing air conditioner dehumidifies through an air volume reducing method, the dehumidifying effect is poor and the air output volume of the air conditioner is affected are solved. An indoor unit of the air conditioner comprises a first heat exchange branch and a second heat exchange branch which are arranged in parallel, wherein the first heat exchange branch is provided with a first heat exchanger and a first expansion valve, and the second heat exchange branch is provided with a second heat exchanger and a second expansion valve. The dehumidification control method of the air conditioner comprises thefollowing steps that dew point temperature of indoor air is acquired; the saturated evaporation temperature of the indoor unit is acquired; and according to the dew point temperature of the indoor airand the saturated evaporation temperature of the indoor unit, the opening degrees of the first expansion valve and/or the second expansion valve are selectively adjusted, so that it is effectively ensured that the air supply volume of the air conditioner is not affected on the basis of ensuring that the dehumidification capacity of the air conditioner can be effectively improved.

The invention relates to the field of environmental protection, and particularly discloses a filtering device for air purification equipment. The filtering device comprises a shell, an air feeder, anair cylinder and an air outlet pipe, wherein the interior of the shell is sequentially divided into a first water cavity, an extrusion cleaning cavity, a second water cavity, a drying cavity and a fine filtering cavity from left to right through partition plates; and a filter screen is fixedly embedded in a ventilation opening; an extrusion piston mechanism ascending and descending in a vertical direction is arranged in the extrusion cleaning cavity, a plurality of spraying holes penetrating through the top of a piston body communicate with the top of the cavity, and a plurality of water inletholes downwards penetrating through the bottom of the piston body communicate with the bottom of the cavity. In the cleaning process of the filtering device, only an air cylinder needs to be started,and the internal extrusion piston mechanism is driven by the air cylinder to move, internal filtering water serves as cleaning water to wash away dust on the filter screen, reduce the dust on the filter screen, clean the filter screen and guarantee air passing performance.

The invention relates to the technical field of air treatment, and discloses constant-temperature and constant-humidity air treatment equipment and method. The equipment comprises a bin body, and a fresh air filtering cavity, a mixing cavity, a cooling and dehumidifying cavity, a fan cavity, a heating cavity, a humidifying cavity and a mixed air supply cavity which are sequentially arranged in thebin body from left to right, a fresh air inlet is arranged at the left side of the fresh air filtering cavity, an air return inlet is formed in the top side of the mixing cavity, an air supply outletis formed in the top side of the mixing air supply cavity, a pore plate is fixedly connected between the mixing cavity and the cooling and dehumidifying cavity, a bearing table is fixedly connected to the bottom of the inner side of the fresh air filtering cavity, a semispherical filtering cover and a motor are fixedly connected to the two sides of the top of the bearing table correspondingly, agear is rotationally connected into the fresh air filtering cavity, and a horizontally-arranged supporting plate is fixedly connected to the outer side of the gear. By means of the design, the effectsof heat recovery and water resource cyclic utilization are achieved, the purpose of saving energy is achieved through segmented control, the temperature gradient is reduced through charging and mixing before air supply, and the temperature and humidity are constant, reliable and easy to control.

The invention relates to the technical field of dehumidification. The invention discloses a dehumidification device of a windowless underground storeroom. The dehumidification device comprises a dehumidification box, a sucking pump is arranged in the middle of the left side wall of the dehumidification box, a first partition plate is arranged on the left side of the dehumidification box, a filterplate is arranged between the first partition plate and the left side wall of the dehumidification box, a first driving motor is arranged at the left upper part of the dehumidification box, an outputshaft of the first driving motor is fixedly connected with a first belt wheel which is connected with a second belt wheel through a first belt, the second belt wheel is fixedly connected with the right end of a rotating shaft, a crank is arranged in the middle of the rotating shaft, the middle of the crank is rotationally connected with the upper end of a supporting rod and a lower end of the supporting rod is rotationally connected with the upper end of a slide bar. According to the dehumidification device suitable for the windowless underground storeroom, the dynamic solid adsorption dehumidification function is achieved by arranging the dehumidification disc in the device, when the normal humidity requirement is low, only the sucking pump needs to be started, the first driving motor needs to be started intermittently, and energy consumption is low.

The invention provides an oil removal cooling compressor which comprises a cylinder, an air supply pipeline, a liquid storage tank, a refrigeration device, a first dehumidification tank, a second dehumidification tank, a three-way valve and a control module. The first dehumidification tank and the second dehumidification tank provide double guarantee for filtering water in compressed gas, so that the drying degree of the finally stored compressed gas is ensured. The first dehumidification tank can filter most water in the compressed gas, so that the pressure of the second dehumidification tank is reduced, dehumidification effects are ensured, the compressed gas with over-proof humidity can flow back to perform circular dehumidification, and the possibility that the drying degree of the double dehumidified compressed gas cannot reach the standard is avoided. By an automatic control mode, the oil removal cooling compressor is low in subjective dependency and high in working accuracy.

The invention discloses a foldable dehumidifier. The foldable dehumidifier comprises a box body, a compressor, a condenser, an evaporator, a fan assembly and a water tank, wherein the box body comprises an upper box body and a lower box body, and the compressor and the water tank are arranged in the lower box body; the upper box body comprises four side plates and an upper cover plate, and the side plates of the upper box body can be folded downwards along the bottom edges of the side plates to be attached to the side plates of the lower box body; and the fan assembly is detachably arranged inthe upper box body, and the condenser and the evaporator are arranged in the upper box body and can be overturned to horizontally cover the lower box body. According to the foldable dehumidifier, through changing the storage position of the fan assembly and the placement directions and positions of the condenser and the evaporator, the foldable function of the dehumidifier is achieved, the spaceneeded when the dehumidifier is stored is reduced, and the problem that the dehumidifier is not easy to store is solved; and the dehumidifier is simple in structure, and the dehumidification effect isguaranteed while the size of the dehumidifier is reduced.

The invention discloses an RFID intelligent file cabinet, relates to the technical field of file management, and aims at solving the problem that an existing RFID intelligent file cabinet is poor in functionality. Dehumidification mechanisms are arranged on the two sides of the bottom of a cabinet body. A fan is fixedly mounted in each dehumidification mechanism; an electric heating wire is mounted above each fan; an air duct is arranged above each electric heating wire; the air ducts are communicated with the interior of the cabinet body; partition plates are fixedly arranged in the cabinet body; a plurality of partition plates are arranged; placing frames are installed at the upper ends of the partition plates. The lower ends of the placing frames extend into the partition plates, screwrods are installed at the positions, located at the lower ends of the placing frames, in the partition plates, a sliding block is installed outside each screw rod, the upper ends of the sliding blocksare fixedly connected with the bottoms of the placing frames, the sliding block is in sliding connection with the partition plates, and a single-chip microcomputer is fixedly installed in an operation table.

The invention provides an automatic protection device for electric shock prevention of an indoor distribution box. Compared with an automatic protection device for preventing electric shock of an indoor distribution box in the prior art, the automatic protection device comprises a protection module which is used for performing enclosure-type protection for hermetically isolating the indoor distribution box from the outside when the indoor distribution box is abnormal; a fireproof module which is arranged in the protection module and is used for performing vacuum fire extinguishing on the indoor distribution box which is hermetically enclosed by the protection module; a dehumidification module which is used for monitoring the indoor environment where the indoor distribution box is located and then carrying out automatic dehumidification treatment on the indoor distribution box; and a cooling module which is arranged in the indoor distribution box and carries out cooling treatment on the indoor distribution box. According to the automatic protection equipment, the current dangerous condition of the indoor distribution box is further automatically identified based on parameter monitoring of the working environment and the working area of the indoor distribution box, and corresponding protection measures are automatically taken.

The invention relates to the technical field of disinfection drying cabinets, and discloses a disinfection drying cabinet which comprises a cabinet body. A first top plate, a second top plate and a third top plate are sequentially arranged in the cabinet body from top to bottom, the space between the first top plate and the second top plate is a first placing area, an air inlet channel is arrangedin the cabinet body and located behind the first placing area, a blower is arranged in the air inlet channel, a heating component is arranged at an air outlet of the blower, the space between the second top plate and the third top plate is a second placing area, a horizontal telescopic frame is arranged in the second placing area, and the space below the third top plate in the cabinet body is a third placing area. According to the disinfection drying cabinet, classification disinfection of toothbrushes, tooth pots, bath towels, towels, cotton products, children clothes, underwear and other similar articles can be realized by combining the types of toilet articles, the towels and the bath towels can be dried, the use is more convenient, and the effects of sterilization, peculiar smell removal and cotton product softening are good.