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95results about How to "Guaranteed temperature and humidity" patented technology

Efficient automatic dust-removing and intelligent ventilation system and automatic dust-removing method

The invention relates to the ventilation system field, in particular to an efficient automatic dust-removing and intelligent ventilation system and an automatic dust-removing method. The system comprises an intelligent energy-saving ventilation system housing component and a fan, wherein the intelligent energy-saving ventilation system housing component comprises a dual duct, a dust-discharging duct, a throttle actuating mechanism, a dust screen, a temperature and humidity sensor and a distributed pressure sensor, wherein the temperature and humidity sensor and the distributed pressure sensor are connected with a control system, and the control system drives the throttle actuating mechanism to realize time-sharing and smooth transition of the dual duct and the dust-discharging duct. The beneficial effects of the invention are as follows: the fans of the air feeder unit can be used for several purposes such as air supply and dust removing, thus reducing the equipment cost; the self-cleaning of the filtering screen can be realized, thus prolonging the service life of the filtering screen, reducing replacement frequency and lowering maintenance cost; and by turning on/off the automatic dust-removing and intelligent ventilation system, the normal operation of the devices in an equipment room can be ensured.
Owner:SHENZHEN ZHONGXING SINDI TECH CO LTD

Control device and control method for integral centralized air processing system

The invention discloses a control device used for a centralized air processing system, which comprises a plurality of frequency converters, a plurality of actuators, a plurality of sensors, and a controller, wherein the frequency converters are connected with a plurality of fans respectively, and used for controlling rotation frequencies of the corresponding fans to adjust the generated air volume; the actuators are connected with a plurality of air valves and a water valve of a surface air cooler respectively, and used for controlling the air valves and the water valve to accomplish adjustment on the conveying or discharge air volume; the sensors are arranged on a plurality of air pipes and a freezing water pipe of the surface air cooler respectively, and used for collecting a temperature and a concentration of indoor CO2; and the controller is used for processing sensor data, generating a signal to control the frequency converters and the actuators to adjust the fans, the air valves and the water valve, accomplishing coordination among air supply, air return, fresh air and air discharge, and achieving indoor air treatment. The control device utilizes humiture and CO2 concentration measurement signals and adopts an integral control mode to accomplish temperature control of an air conditioning system and indoor hot comfort control, and the anti-interference capability and an energy-saving effect are improved.
Owner:HUAZHONG UNIV OF SCI & TECH

Automobile air-conditioning system

An automobile air-conditioning system comprises a compressor, a vapor liquid separator, a first heat exchanger, a second heat exchanger, a third heat exchanger and an intermediate heat exchanger. The third heat exchanger selectively exchanges heat with an external environment, the intermediate heat exchanger is provided with a first portion and a second portion which can exchange heat, and a throttling element is arranged in a pipeline passing through the second portion of the intermediate heat exchanger. When the automobile air-conditioning system is in at least one of a refrigerating mode and a heating mode, low-temperature and low-pressure refrigerants before returning to the compressor pass through the first portion of the intermediate heat exchanger, refrigerants before throttling pass through the second portion of the intermediate heat exchanger, the low-temperature and low-pressure refrigerants before returning to the compressor exchange heat with the refrigerants before throttling in the intermediate heat exchanger, the temperature of the refrigerants before throttling is further reduced, and the temperature of the low-temperature and low-pressure refrigerants before returning to the compressor is increased, so that the operating efficiency of a heat pump system is improved.
Owner:HANGZHOU SANHUA RES INST CO LTD

Automobile air conditioning system

An automobile air conditioning system comprises a compressor, a gas-liquid separator, a first heat exchanger, a second heat exchanger, a third heat exchanger, at least one throttling element, and a temperature reduction and separating device, wherein a third interface of the temperature reduction and separating device is connected with the inlet of the gas-liquid separator or the compressor; when in a refrigeration mode or heating mode, a throttled refrigerant is subjected to separation of gaseous and liquid refrigerant through the temperature reduction and separating device, and the throttled gaseous refrigerant returns to the gas-liquid separator or the compressor from the third interface of the temperature reduction and separating device; and the liquid refrigerant passing through the temperature reduction and separating device is subjected to further circulation. When the air-conditioning system is in the refrigeration or heating mode, the throttled refrigerant is enabled to pass through the temperature reduction and separating device, the liquid refrigerant after the separation of the temperature reduction and separating device is enabled to participate in following system circulation, so that the refrigerants reaching a next heat exchanger are all liquid refrigerants basically, and the energy efficiency of the automobile air conditioning system is improved.
Owner:HANGZHOU SANHUA RES INST CO LTD

Isatis root high-yield planting method

The invention discloses an isatis root high-yield planting method. The method includes the step A that soil preparation and fertilization are carried out, specifically speaking, a ditcher carries out ditching along a field block in the perpendicular direction beneficial for drainage; matured compost or animal manure, plant ash and calcium superphosphate are applied according to the fertilization amount each mu; then, ditches are opened in the direction beneficial for drainage and made into rectangular pieces of the field block, the surfaces of the rectangular pieces of the field block are flattened through rakes, meanwhile, solid manure in the transverse ditches are mixed evenly, and soil is raked from the front side and the back side and piled in a ridged shape for seeding before Grain Rain; the step B that seeds are soaked in warm water before being planted and are fished out and dried, the seeds are mixed with fine sand and are evenly scattered on small ridged faces; the step C that field management is carried out, and in other words, thinning, final singling and timely filling gaps with seedlings are carried out; the step D that pest control is carried out. The isatis root high-yield planting method has the advantages that the soil can keep loose and the lasting period of fertilizers is long; roots of isatis root can not rot because of accumulated water, soil organic matters exist on the small ridged faces, temperature-humidity of the soil can be kept, the utilization rate of the fertilizers can be improved and pollution to surrounding water can be reduced, so the roots of the isatis root can grow smoothly, the root rot infection rate is low, and the roots can be deep, strong and smooth and straight.
Owner:镇江山水湾生态农业开发有限公司

Intelligent refrigeration equipment for refrigeration storage

The invention discloses intelligent refrigeration equipment for a refrigeration storage. The intelligent refrigeration equipment for the refrigeration storage comprises a machine box, a compressor, atemperature and humidity detector and a liquid sprayer, the compressor is arranged in the machine box, a singlechip microcomputer is arranged on the side edge of the compressor, a condenser is arranged below the compressor, a water inlet pipe is connected to one end below the condenser, and a water outlet pipe is connected to the other end of the condenser. A freezing chamber is arranged on the upper part of the machine box, a freezing chamber evaporator is mounted in the freezing chamber, an air inlet scoop is arranged on one end surface of the freezing chamber, a filter net is clamped in theair inlet scoop, and the liquid sprayer is arranged on one side of the freezing chamber evaporator. The intelligent refrigeration equipment for the refrigeration storage has the beneficial effects that the refrigeration equipment can perform on-line working, can detect the temperature and humidity in real time according to the requirement of refrigeration of the refrigeration storage, feedback control is carried out, the temperature and humidity of the refrigeration storage are effectively ensured, air can be filtered and sterilized, and using is convenient.
Owner:徐州允升电控科技有限公司

Movable local cooling and dehumidification device for mine

The invention discloses a movable local cooling and dehumidification device for a mine. The movable local cooling and dehumidification device comprises a movable base and a cooling and dehumidification system. The cooling and dehumidification system comprises a local ventilation fan, a gas filter, a dehumidifier, a liquid storage tank, a submersible pump, a main cooling pipe, a main reflux pipe, foam metal plates and jet heat pipes. The local ventilation fan is connected with the dehumidifier through an air duct. The gas filter is mounted on the air duct. The local ventilation fan, the air duct, the air filter and the dehumidifier together form a mine dehumidification system. The submersible pump is arranged in the liquid storage tank. The foam metal plates are mounted on the inner wall ofa mine surrounding rock roadway. The jet heat pipes are inserted in the foam metal plates. The liquid storage tank, the submersible pump, the main cooling pipe, the main reflux pipe, branch cooling pipes, branch reflux pipes, the foam metal plates, the jet heat pipes and the dehumidifier together form a mine cooling system. Local temperature and humidity of the working surface of the mine are improved, and coal mine production efficiency is improved. The structure is simple and the occupied area is small.
Owner:XIAN UNIV OF SCI & TECH

Variable-shape and crawler-type cellar patrol robot

The invention discloses a variable-shape and crawler-type cellar patrol robot. The variable-shape and crawler-type cellar patrol robot includes a robot body, the robot body includes a machine body, and driving mechanisms, wherein the two driving mechanisms are respectively arranged on both sides of the machine body; the driving mechanisms include first driving wheels and second driving wheels; thefirst driving wheels and the second driving wheels are connected to the side of the machine body, the outer sides of the first driving wheels and the second driving wheels are connected with the twoends of crawler frames through bearings, deformation motors are fixedly connected to the center positions of the crawler frame and fixedly connected with one ends of main arm rods, the other ends of the main arm rods are connected with planet wheels through cranks, and crawler belts sleeve the outer sides of the planet wheels, the first driving wheels and the second driving wheels which are connected with the crawler belts in a meshed mode; the machine body is internally provided with a temperature sensor, a humidity sensor, an infrared detector and a controller; and the temperature sensor, the humidity sensor, the infrared detector, the deformation motors, the first driving wheels and the second driving wheels are all connected with a controller line.
Owner:BEIJING SENSING TECH CO LTD

Automatic opening and closing greenhouse with light thermal insulation material

InactiveCN106105886ASolve the problem of not having convenient light receiving performanceReach the function of half-side automatic openingClimate change adaptationGreenhouse cultivationSynchronous motorThermal insulation
The invention discloses an automatic opening and closing greenhouse with a light thermal insulation material. The automatic opening and closing greenhouse comprises a main body frame. The main body frame comprises a movable frame body. The main body frame is provided with a thermal insulation layer and tracks. An external sensor is arranged on the exterior of the thermal insulation layer. The external sensor receives and transmits light signals to a PLC system, the PLC system further controls a drive system after receiving the signals, and by means of synchronous driving of a movement executing mechanism, the movable frame body moves through the tracks on the two sides. The automatic opening and closing greenhouse solves the problem that a modern greenhouse fixed structure does not have a convenient light receiving performance; the modern synchronous motor technology is adopted, bisynchronous driving is carried out, the external sensor is arranged on the exterior of the thermal insulation layer and controlled through luminance induction, automatic opening and closing states can be achieved according to illumination intensity, the thermal insulation layer can be automatically opened or automatically closed after a set value is reached, plants in the greenhouse can receive sunshine well even in winter, and true unmanned management is achieved.
Owner:BEIJING MINGHE TECH RES SCI & TECH CO LTD

Method, equipment and system for controlling relative temperature and humidity in room

The invention aims to provide a method, equipment and system for controlling the relative temperature and humidity in a room. The method comprises the steps that the indoor human body comfort and thecorresponding relation of the indoor air temperature, the relative humidity and the indoor air speed are determined; the indoor real-time air temperature, the real-time relative humidity and the real-time indoor air speed are obtained; to enable the indoor current relative temperature and humidity environment to meet the requirement of the human body on the optimal comfort, based on the corresponding relation, the real-time air temperature, the real-time relative humidity and the real-time indoor air speed, corresponding air conditioner-humidifier linkage control information meeting the requirement on the optimal human body comfort when the human body is in the room is planned; the air outlet temperature and the air outlet speed of the air conditioner and the air outlet humidity and the air outlet speed of a corresponding linked humidifier are controlled based on the linkage control information, a control equipment terminal enables the indoor relative temperature and humidity to meet the requirement of a user on the optimal human body comfort through the linkage control over the air conditioner and the humidifier, and accordingly the indoor experience of the user is improved.
Owner:张定一

Low-temperature condensing type multifunctional air cleaning device and method

The invention provides a low-temperature condensing type multifunctional air cleaning device. The device comprises a housing, wherein a spraying chamber, a cold flowing channel and a hot flowing channel are sequentially arranged on the housing from center to the side edge; a cold and hot flowing channel separating plate and a semiconductor refrigerating sheet are alternatively arranged between thecold flowing channel and the hot flowing channel and encircle a separating layer provided with a gap; the gap of the separating layer is treated as a division port; the cold flowing channel communicates with the hot flowing channel through the division port; a cold end fin and a hot end fin are arranged on the semiconductor refrigerating sheet and are correspondingly positioned in the cold flowing channel and the hot flowing channel; the spraying chamber communicates with the cold flowing channel through a cold flowing channel inlet; an air inlet and an air outlet are formed in the housing; the air inlet communicates with the spraying chamber, and the air outlet communicates with the hot flowing channel; and an ultrasonic humidifier is arranged in the spraying chamber. The device integrates a plurality of functions and has the functions of removing PM2.5, removing formaldehyde and other polluting gas which are easily dissolved in water, dehumidifying air, and humidifying air.
Owner:ZHEJIANG SCI-TECH UNIV

Battery replacing cabinet system

The invention belongs to the technical field of battery sharing, and particularly relates to a battery replacing cabinet system, which comprises a mainboard, an external antenna, an electric meter, anexternal temperature sensor, a loudspeaker, a heating plate, a fan, an RS485 bus and a plurality of lock control plates, wherein the external antenna, the electric meter, the external temperature sensor, the loudspeaker, the heating plate, the fan and the RS485 bus are connected to the mainboard, and the lock control plates are connected to the RS485 bus. According to the invention, the temperature and the humidity in the battery cabinet and the temperature outside the cabinet can be detected, and the operating temperature and the operating humidity in the battery cabinet can be dynamically adjusted according to the detection results, such that the proper temperature and the proper humidity in the battery cabinet can be ensured so as to easily prolong the service life of each element; theproper charging voltage and the proper charging current can be automatically matched according to the type of the battery, such that the applicability is strong; and the charging current of the battery can be intelligently set at the battery replacement peak and the battery replacement valley so as to shorten the charging time and save the energy.
Owner:北京银冈科技有限公司

Mine underground cooling and dehumidifying device and method

The invention discloses a mine underground cooling and dehumidifying device and method. The mine underground cooling and dehumidifying device comprises a movable base and further comprises a cooling and dehumidifying system arranged on the movable base, wherein the cooling and dehumidifying system comprises a ventilator and a dehumidifying mechanism; a gas filter is arranged between the ventilatorand the dehumidifying mechanism; an air outlet of the dehumidifying mechanism is provided with an air collecting cover in a matched mode; the air outlet end of the air collecting cover is connected with one end of an air cooler in a sealed mode; the other end of the air cooler is connected with an air inlet of an air collecting box in a sealed mode; an air outlet of the air collecting box is connected with one end of a main air barrel in a sealed mode; and the other end of the main air barrel is provided with a horn-shaped spray head. The mine underground cooling and dehumidifying method comprises the following steps that the ventilator and a third motor are started, and the third motor drives fan blades of the main air barrel to rotate so as to spray cold air out through the spray head at the front end of the main air barrel. According to the mine underground cooling and dehumidifying device and method, the loss of the cooling capacity is reduced, the amount of sucked moisture is reduced, and the cooling and dehumidifying effects are more obvious.
Owner:QINGDAO TECHNOLOGICAL UNIVERSITY
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