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45results about How to "Temperature and Humidity Control" patented technology

Large-scale continuous weaving system for high-voltage static knitting polyimide nanofibers

The invention discloses a large-scale continuous weaving system for high-voltage static knitting polyimide nanofibers. The system is composed of a static spinning part, a high-temperature processing part, a solvent vapor recovery system, a constant temperature and humidity control system, a product delivery system and a diaphragm winding part. The system can be used for continuously producing polyimide nanofiber non-woven fabric and other polymer nanofiber non-woven fabric on a large scale. Polyimide nanofibers produced by the large-scale continuous weaving system per hour reach up to 4385 grams, and produced self-supporting polyimide nanofiber non-woven fabric which is 8.7 grams each square meter is 504 square meters.
Owner:JIANGXI XIAN CAI NANOFIBERS TECH

Energy-saving air conditioning unit having automatic heat recovery controlling function and control method thereof

The invention discloses an energy-saving air conditioning unit having an automatic heat recovery controlling function. The energy-saving air conditioning unit solves the problems that existing constant-temperature constant-humidity air conditioning units are high in usage cost and wasteful in energy after being used. The air conditioning unit comprises a refrigerating unit, the refrigerating unit is composed of a compressor, a condenser, a liquid storage pot, a drying and filtering device, an expansion valve and an evaporator which are connected through conveying pipelines sequentially, the evaporator is in back connection with the compressor, and simultaneously, the air conditioning unit is provided with a reheating unit which is in parallel connection with the pipeline between the compressor and the condenser. The air conditioning unit is simple in structure and convenient to use, the power of electrical heating is cancelled due to the application of the technology, the heat which is to be dissipated outdoors is directly led into a room, the requirements of the room for the temperature and the humidity are met, the electrical load is reduced, and energy conservation is achieved, so that the air conditioning unit has high practical values and promoting values.
Owner:YIMIKANG TECH GRP CO LTD

Novel wet curtain energy-saving textile mill air-conditioning system

The invention provides a novel wet curtain energy-saving textile mill air-conditioning system which comprises wet curtains, a main air duct, a wet curtain clerestory, a forced draft blower, an air feeding duct, an exhausting duct and a dust filter unit. The wet curtains are of honeycomb structures formed by stacking corrugated paper layers and are respectively arranged on two sides of the wet curtain clerestory, the wet curtain clerestory is arranged above the main air duct, the main air duct is communicated with the wet curtains and horizontally communicated with the air feeding duct, the forced draft blower is arranged at the position of an air inlet of the air feeding duct, the air feeding duct is arranged at the upper portion of a production workshop, the exhausting duct is arranged at the lower portion of the production workshop, and the dust filter unit is arranged at the air outlet end position of the exhausting duct. A 'side feeding and side exhausting' air supplying mode of the system is changed into an 'upward supplying and downward exhausting' mode, is combined with a textile mill air conditioner, and accordingly temperature reduction in summer, humidification in winter and temperature and humidity control of the workshop can be achieved well.
Owner:无锡市河埒空调设备有限公司

Intelligent monitoring management system of environment-friendly public toilet

The invention relates to the technical field of intelligent toilets, and discloses an intelligent monitoring management system of an environment-friendly public toilet, which comprises an environmentsensing system, an automatic alarm system, a convenience service system, an emergency help system, a module display terminal system, an intelligent management system and a background cloud service system. The environment sensing system can be used for monitoring the condition of a user, the external weather condition, the smell condition in a toilet and the temperature and humidity; therefore, theuser can conveniently carry out emergency treatment; rescue, ammonia gas and hydrogen sulfide gas in the toilet can be automatically discharged; purifying toilet environment, the temperature and thehumidity in the toilet can be controlled; the system is simple in structure and convenient to use, comfort of a user is improved, pipelines in a toilet can be prevented from being frozen in winter, the user can conveniently find a proper toilet through the automatic positioning system and the squatting position display system, time of the user is saved, toilet managers can conveniently conduct targeted improvement through evaluation service, and the management quality of the toilet managers is improved and perfected.
Owner:江苏梦洁尔环保科技有限公司

Tobacco dampening machine discharge moisture content prediction method based on gradient boosting tree

The invention discloses a tobacco dampening machine discharge moisture content prediction method based on a gradient boosting tree and belongs to the tobacco field. According to the tobacco dampeningmachine discharge moisture content prediction method based on a gradient boosting tree. complete process parameters and environmental parameters of the tobacco dampening machine as independent variables, a dampening prediction model is established by using a gradient boosting tree algorithm, the influence of different influence factors on the discharge moisture content of the tobacco dampening machine is fully considered, and meanwhile, the prediction and interpretation capabilities of the prediction model on nonlinear characteristics of a dampening process are enhanced. The model can predictthe moisture content of the discharged material without human experience intervention in the working environment of the actual moisture regaining process, the precision of the prediction result is high, and the calculation speed is high. According to the prediction method, the discharging moisture content and the required water adding amount of the dampening machine can be automatically calculated, and then the temperature and humidity of tobacco leaves are more effectively controlled, so that the quality of tobacco shreds is improved.
Owner:HONGYUN HONGHE TOBACCO (GRP) CO LTD

Double-faced circulation type textile cloth drying device

The invention discloses a double-faced circulation type textile cloth drying device. The double-faced circulation type textile cloth drying device comprises support legs. A drying box is fixedly connected to the upper surfaces of the support legs. The inner top wall and the inner bottom wall of the drying box are each provided with a heating chamber. An electrical heating wire is arranged inside each heating chamber. The surface of each heating chamber is provided with a circulation inlet and circulation outlets. One end of each circulation inlet and one end of each circulation outlet communicate with the inner wall of the corresponding heating chamber. By means of the double-faced circulation type textile cloth drying device, the effect that a textile cloth body inside the drying box is heated to be dried is achieved; the inner top wall and the inner bottom wall of the drying box are each provided with the corresponding heating chamber, the upper surface and the lower surface of the textile cloth body can be dried at the same time, and the effects that residual heat, obtained after drying, in the drying box is recycled into the heating chambers, and after the temperature is raised through the electrical heating wires, drying is conducted continuously are achieved; and meanwhile, the energy-saving effect is achieved, and thus the problems that when a motor drives fan blades to conduct blowing in opposite directions, the drying effect is poor, and drying is not conducted uniformly are effectively solved.
Owner:郭斌

Dry fermentation apparatus with turning function for tea processing

The invention discloses a dry fermentation apparatus with the turning function for tea processing. The dry fermentation apparatus comprises a fermentation tank, wherein a storage mechanism is fixedlyinstalled inside the fermentation tank, the storage mechanism is provided with a plurality of tea frames, a controller is fixedly installed on the top of the fermentation tank, the top, located on theside of the controller, of the fermentation tank is fixedly equipped with a mounting frame, the top of the mounting frame is equipped with an electric telescopic rod in an inserted manner, a movableend of the electric telescopic rod is fixedly connected with a mounting plate, the bottom of the mounting plate is fixedly equipped with a rotary motor, and an output end of the rotary motor is fixedly connected with a rotary shaft. According to the dry fermentation apparatus with the turning function for tea processing, through the cooperative use of the tea frames, the storage mechanism, supporting apparatuses, vertical plates, bearing plates and arc-shaped grooves, storing and taking-out of the tea frames are convenient, positions of the tea frames can be limited by the arc-shaped grooves to prevent the tea frames from shifting during the fermentation process, and thereby the operation stability of the apparatus is improved.
Owner:安徽省徽乡源农业开发有限公司

Bud seedling greening machine

The invention discloses a bud seedling greening machine which comprises two coaxially arranged rotary discs, wherein the two rotary discs are in transmission connection through a rotary shaft; a plurality of brackets for placing nursery sites are rotatably connected between the two rotary discs. By adopting the technical scheme, the bud seedling greening machine is simple in structure, and the labor intensity can be effectively reduced and the production efficiency can be effectively improved; not only can more nursery sites be placed, but also the occupied space is small; as the rotary discs can rotate, the nursery sites can be picked and placed by moving the brackets from a relatively high place to a low place, so that the nursery sites can be conveniently picked and placed; water and light are provided through an atomizing nozzle and an illumination light, and the required temperature and humidity required by growth of the bud seedlings can be precisely controlled through a temperature sensor and a humidity sensor.
Owner:孙继发

Drying equipment control method and drying system

The invention discloses a drying equipment control method and a drying system. When the dry-bulb temperature in a curing barn is lower than a temperature threshold value and the wet-bulb temperature in the curing barn is lower than a low humidity threshold value, airflow in a main air duct is heated through a first condenser and a second condenser, the temperature in the curing barn is increased, and heat supply and temperature rise of the curing barn are achieved; when the dry-bulb temperature in the curing barn is lower than the temperature threshold value and the wet-bulb temperature in the curing barn is larger than or equal to the low-humidity threshold value, an inner dehumidification circulating fan operates, a dehumidification throttling device is turned on, air flow is dehumidified through the evaporation section of the heat pipe heat exchanger and the inner dehumidification evaporator, the air flow is heated through the condensation section of the heat pipe heat exchanger, a first condenser and a second condenser, so that the dry-bulb temperature and the wet-bulb temperature in the curing barn are increased; therefore, according to the drying equipment control method and the drying system, temperature and humidity control over the curing barn is achieved, heat recovery is conducted on air exhausted by the curing barn through the heat pipe heat exchanger, and the purposes of saving energy and reducing consumption are achieved.
Owner:QINGDAO HAIER AIR CONDITIONING ELECTRONICS CO LTD +2

Printing paper warehousing component having temperature/humidity self-control function

The invention discloses a printing paper warehousing component having a temperature / humidity self-control function. The printing paper warehousing component comprises a warehouse (1), wherein the warehouse (1) comprises a humidity induction device (2), a temperature induction device (3), a dehumidification device (4) and a spraying device (5) inside; the induction devices are connected with a center control device (6) for analyzing data, and indoor temperature / humidity condition is relieved by the operation distribution of an automatic conversion device (7); a small flowing water groove (8) and a display device (9) are arranged at the edge of the warehouse (1); a warning device (10) is arranged for prompting managers to achieve internal monitoring when external temperature / humidity is abnormally high or wet; and the printing paper warehousing component is strong in automatic adjusting capacity, effectively controls the temperature / humidity in the warehouse to prevent wet deformation of printing papers, guarantees printing quality of subsequent products, and reduces the economic loss.
Owner:ANHUI KANGCHENG IND PROD DESIGN

Intelligent toilet monitoring method and system

The invention discloses an intelligent toilet monitoring method and system. The method comprises the following steps: acquiring environment data, personnel flow and squatting position occupation data in a toilet; according to a comparison result of the environment parameters and a preset environment quality standard, controlling a fresh air system to be started, and adjusting the running state of the started fresh air system according to the personnel flow; judging the occupancy time of the occupied squatting positions in the squatting position occupancy data, and if the occupancy time exceeds a preset time, starting an intervention mode and giving an alarm. The environment quality in the toilet and the safety of a user are guaranteed by monitoring the temperature, humidity, smoke concentration, abnormal smell and other environments in the toilet and monitoring the personnel flow and the squatting position occupation condition.
Owner:山东润一智能科技有限公司

All-directional drying device for woven cloth

The invention discloses an all-directional drying device for woven cloth. The device comprises support legs; the upper surfaces of the support legs are fixedly connected with a drying box; heating cavities are respectively formed in the inner top wall and the inner bottom wall of the drying box; electric heating wires are arranged in the heating cavities; circulating inlets and circulating outlets are respectively formed in the surfaces of the heating cavities; and one ends of the circulating inlets and the circulating outlets both communicate with the inner walls of the heating cavities. The double-surface circulating woven cloth drying device achieves a heating drying effect on woven cloth bodies in the drying box; the heating cavities are respectively formed in the inner top wall and the inner bottom wall of the drying box for synchronously drying the upper surfaces and the lower surfaces of the woven cloth bodies to achieve the continuous drying effect after heating through electric heating wires by recovering remaining heat into the heating cavities after drying in the drying box; meanwhile, the energy saving effect is achieved; and the problems of weak drying effect and nonuniform drying caused by opposite blowing directions of fan blades driven by a motor are effectively solved.
Owner:如皋市明德包装有限公司

Interlayer air supply air circulation system

The invention discloses an interlayer air supply air circulation system, and belongs to the technical field of air conditioning systems. The interlayer air supply air circulation system comprises a large circulation unit and a small circulation unit; the large circulation unit comprises a plurality of fan assemblies and an air return duct; the fan assemblies are uniformly installed on the upper part of the room; the small circulation unit comprises a plurality of air supply pipes and an air processing device connected with the air supply pipes; the air supply pipes are uniformly arranged abovethe fan assemblies, and a gap is formed between the air supply pipes and the fan assemblies, an air supply static pressure layer is formed between the air supply pipes and the fan assemblies. The interlayer air supply air circulation system adopts a mode of combining large circulation and small circulation, so that the uniformity of the indoor temperature and humidity field is controlled.
Owner:苏州美高图环境技术有限公司

Solar power semiconductor refrigeration temperature control freshness retaining box

The invention discloses a solar power semiconductor refrigeration temperature control freshness retaining box, and relates to the field of freshness retaining boxes. The freshness retaining box adoptsa solar power module to carry out power supply work on the basis of the solar technology, energy saving and environment friendliness are achieved, a master control module achieves regulation of air pressure, temperature and humidity and the oxygen containing amount of the environment in the box through an air pressure detection control module, a temperature and humidity detection control module and an oxygen containing amount detection control module, meanwhile, in combination with the semiconductor refrigeration technology, the modules are high in integration, energy consumption is reduced,and the whole size of the freshness retaining box is reduced; the master control module is connected with a Bluetooth module, on the basis of the internet of things technology, remote monitoring and intelligent regulation of inner environment of the freshness retaining box can be achieved, and the freshness retaining box can prolong the guarantee period of fruits and vegetables in the box, ensurethe value of drugs in the period of validity, be suitable for logistics transportation and fresh storage of fresh fruits and vegetables and expensive medicines in a storage warehouse.
Owner:JIANGNAN UNIV

Environment control system for special cabin

The invention discloses an environment control system for a special cabin. The system comprises a fresh air circulating system, a steam heating system, a cooling system, a steam humidifying system and a controller, wherein the fresh air circulating system is composed of a circulating fan, a fresh air valve, an air outlet and a first air return opening, the cooling system is composed of an air cooler and a refrigerant water adjusting valve, the steam heating system is composed of a steam heater and a steam adjusting valve, the steam humidifying system is composed of a steam humidifier and a steam adjusting valve, and the control system controls starting and stopping of the fan, opening and closing of all valves, and all adjusting valves and electromagnetic valves through a temperature and humidity sensor in the cabin. According to the control system, the systems are high in integration degree, reasonable in layout and convenient to maintain, and have good application value.
Owner:合肥天鹅制冷科技有限公司

Temperature and humidity detection control system in rice flour drying environment

The invention discloses a temperature and humidity detection control system in a rice flour drying environment and belongs to the technical field of processing control. The temperature and humidity detection control system in the rice flour drying environment comprises a locating installation component, a control cloud end, a data analysis database, a plurality of sets of detection components, a plurality of control modules in one-to-one correspondence connection with the detection components and a locating regulation and control component. Information of the control modules is connected withthe control cloud end. The locating regulation and control component is connected with information of a control far end. The plurality of sets of detection components include multiple temperature andhumidity detection single-chip microcomputers. The temperature and humidity detection single-chip microcomputers are arranged at intervals. The temperature and humidity detection control system can accurately detect the rice flour processing environment in the whole detection and control process and perfect all unstable elements in the processing environment to enable the rice flour processing environment to be perfect, and then a great quantity of crispy bar and fried bar waste products cannot occur to rice flour, and the quality of rice flour is the best.
Owner:四川省银丰食品有限公司

Temperature control and humidity control device for laboratory

The invention relates to a temperature control and humidity control device for a laboratory. The device is composed of a temperature and humidity sensor, a keyboard, a power supply, a master control unit, a heating device, a fan, a humidifying device and an LCD, wherein the power supply supplies electricity to the temperature and humidity sensor, the keyboard, the master control unit, the heating device, the fan, the humidifying device and the LCD, and the temperature and humidity sensor, the keyboard, the heating device, the fan, the humidifying device and the LCD are connected to the master control unit. According to the device provided by the invention, during work, a user inputs ideal temperature and humidity through the keyboard, and the master control unit receiving a command will adjust the temperature and humidity in the laboratory. In daily maintenance, the temperature and humidity sensor will detect the temperature and humidity in the current laboratory. Once a difference exists between the current temperature and humidity and set temperature and humidity, the master control unit will adjust the temperature and humidity by adjusting the heating device, the fan and the humidifying device. Meanwhile, the temperature and humidity in the current laboratory and the set ideal temperature and humidity can be displayed on the LCD.
Owner:邹进贵

Pole plate tunnel horizontal drying device

PendingCN109520265AThe same air volumeSame drying degreeDrying gas arrangementsDrying chambers/containersAir volumeThermal insulation
The invention relates to a pole plate tunnel horizontal drying device. The pole plate tunnel horizontal drying device comprises a thermal insulation shell, a conveying belt device and air extraction circulating mechanisms; the thermal insulation shell is provided with a shell top plate and a shell bottom plate; and each air extraction circulating mechanism comprises a circulating fan, a heating box, an inlet air distribution plate and a return air distribution plate, the inlet air distribution plate is provided with first air distribution holes and second air distribution holes, the first airdistribution holes are located under a corresponding air feeding channel and are all formed in the middle of the inlet air distribution plate, the two sets of second air distribution holes are locatedon the two sides of the first air distribution holes correspondingly, and the first air distribution holes are smaller than the second air distribution holes. According to the pole plate tunnel horizontal drying device, due to the fact that air outlets at the second air feeding channels used for air feeding are small, the multiple first air distribution holes formed under the second air feeding channels can allow air to be fed easily, the second air distribution hole sets located on the two sides of the multiple first air distribution holes are difficult in air feeding, in order to ensure that the air feeding amount of the first air distribution holes and the air feeding amount of the second air distribution holes are basically the same, the areas of the first air distribution holes are smaller than those of the second air distribution holes correspondingly, and it is also ensured that the drying degrees of all portions of the two surfaces of a pole plate are the same.
Owner:广州市通上德智能装备有限公司

Novel cultivation device

The invention belongs to the technical field of agricultural equipment, and particularly relates to a novel cultivation device. The novel cultivation device comprises a moving system, a liquid supplysystem, a bracket system, a control system and an environment system; the liquid supply system and the bracket system are arranged on the moving system, the control system is arranged on the bracket system, and the environment system is arranged at the rear side of the bracket system. According to the novel cultivation device, through moving mechanisms, free movement can be achieved, and the novelcultivation device can be used indoors and outdoors, is wide in application range and is not limited; through a connecting structure, multiple cultivation devices can be assembled together accordingto using requirements, and the use is convenient; through fixing mechanisms, the stability of the novel cultivation device can be improved, and the fixing effect of the novel cultivation device is enhanced. By means of the novel cultivation device, the space utilization rate is increased, and the resource utilization rate is increased; the numbers of supporting frames and layering plates can be set as required, and an adjusting mechanism can adjust the layer height in real time according to the types of cultivation plants and different growth periods of cultivation.
Owner:WEIFANG UNIV OF SCI & TECH

Micro-fluidic chip for drug detection

InactiveCN111841674ARealize low temperature heating and evaporationEasy to operateHeating or cooling apparatusLaboratory glasswaresEngineeringTest chamber
The invention discloses a micro-fluidic chip for drug detection. The micro-fluidic chip comprises a test box and a chip body, wherein a box door is hinged to the outer wall of the test box, a displayscreen and a plurality of buttons are arranged on the outer wall of the test box, a PLC is arranged in the test box, a plurality of pipeline connectors are symmetrically arranged on the outer wall ofthe test box in a penetrating mode, and a partition plate is fixedly connected to the inner wall of the test box. According to the invention, the test box, a vacuum pump, an atomizer, a temperature and humidity sensor and an electric heating plate are arranged, so low-temperature heating evaporation and constant-temperature humidification preservation of the chip body can be realized, and the chipbody does not need to be moved in the processes of evaporation and preservation, thereby effectively avoiding leakage of a reagent; the chip body can be isolated from outside air through the test box, so the influence of long-time exposure in the outside air on test precision is avoided; and the opening of the test box is large due to the arrangement of the L-shaped box door, so the chip body isconvenient to operate.
Owner:TELECAST TECH CORP

Temperature and humidity control device and method for medicine warehouse

ActiveCN108562108ATemperature and Humidity ControlTemperature and humidity control devices can effectively regulateLighting and heating apparatusCooling fluid circulationMaster stationData acquisition
The invention discloses a temperature and humidity control device for a medicine warehouse. The temperature and humidity control device for the medicine warehouse comprises a master station server, aserial server, a data acquisition unit, a control circuit boar, a power line carrier communication module and an air conditioner device; the master station server controls running of the whole device;the power line carrier communication module transmits running data of the air conditioner device to the data acquisition unit, and after being processed through the data acquisition unit, the runningdata are transmitted to the master station server through the serial server; and the master station server issues control data to the control circuit board through the power line carrier communication module.
Owner:杭州能工科技有限公司

Tea leaf dryer with temperature detection function

The invention discloses a tea leaf dryer with a temperature detection function. The tea leaf dryer comprises a box body, a double-opened door, sealing strips, a rotating shaft a, a limiting block a, a limiting block b, a rotating shaft b, a ventilating bracket a, universal wheels, a control panel, a heating plate, an alarm lamp, a radiator, a ventilating bracket b, a disinfection lamp, a motor, a controller, a temperature and humidity sensor, a display, a button a, a button b, a timer and a relay, wherein the double-opened door is arranged at the front end of the box body, the sealing strips are respectively arranged around the front end of the double-opened door, the disinfection lamp is arranged above the inner part of the box body, the radiator is arranged on the left side of the disinfection lamp, the heating plate is arranged below the disinfection lamp, the rotating shaft a is arranged above the right end of the box body, the ventilating bracket b is arranged at the left end of the rotating shaft a, the limiting block a is arranged above the right end of the inner part, the limiting block b is arranged below the limiting block a, the rotating shaft b is arranged below the rotating shaft a, the ventilating bracket a is arranged at the left end of the rotating shaft b, and the motor is arranged below the rotating shaft b. The tea leaf dryer has the advantages of simplicity in operation, uniformity in drying and disinfection and convenience in movement.
Owner:靖州飞山茶业有限公司

Frequency converter with explosion-proof function

The invention provides a frequency converter with an explosion-proof function. The frequency converter comprises a cabinet body and a modular assembly arranged in the cabinet body, the cabinet body comprises an outer cabinet body and an inner cabinet body, and each of the outer cabinet body and the inner cabinet body comprises a side plate. The outer cabinet body and the inner cabinet body share abottom plate and a top plate, a damping device is arranged in a gap formed between the bottom plate of the outer cabinet body and the side plate of the inner cabinet body, and explosion-proof layersare arranged on the outer surface of the inner cabinet body and the inner surface of the outer cabinet body. According to the frequency converter, the outer cabinet body is arranged, the outer cabinetbody and the inner cabinet body are both coated with the explosion-proof layers, and the damping device is arranged, so that the explosion-proof characteristic can be provided.
Owner:苏州吉泰兴机电设备有限公司

Cultivation method for shortening germination period of konjak

According to the cultivation method for shortening the germination period of the konjak, a bud breeding device is included, the bud breeding device comprises a supporting frame, a fixing frame is fixedly connected to the top of the supporting frame, a double-shaft motor is fixed to the middle of the top end of the supporting frame, and the two ends of the double-shaft motor are rotationally connected with the fixing frame; the two ends of the double-shaft motor are sleeved with take-up and pay-off wheels, steel wire ropes are wound around the outer surfaces of the take-up and pay-off wheels, and a germination accelerating cultivation box is arranged in the supporting frame. According to the method, konjak seed sources germinate in advance by adopting a method of soaking seeds with liquid medicine and controlling temperature and humidity, seed soaking and germination accelerating operation can be continuously carried out through the arranged bud breeding device, germination accelerating is more convenient, the heavier soaked konjak seeds do not need to be manually fished out, the labor amount of operators is reduced, and the working efficiency of the operators is improved. The temperature and the humidity can be well regulated and controlled, and the germination efficiency and the success rate of the seeds are greatly improved.
Owner:毕节市中药研究所

Experimental device for measuring formaldehyde adsorption property of adsorbent and measuring method thereof

ActiveCN101644666BSolve the problem of difficult determination of injection volumeAvoid destructionMaterial analysis by optical meansExperimental methodsGas cylinder
The invention relates to an experimental device for measuring the formaldehyde adsorption property of adsorbent and a measuring method thereof, belonging to the field of indoor environment measurement. The experimental device comprises a thermostatic waterbath being capable of setting the temperature, a compressed gas cylinder for providing carrier gas, a primary and bypass path flow controller for controlling and measuring air flow, a gas-washing bottle containing distilled water, an environmental chamber provided with an outer housing, an acousto-optical gas analyzer and a display; a gas inlet and a gas outlet are arranged on the opposite lateral walls of the environmental chamber, and a stirring fan and a sampling hole are arranged at the top of the environmental chamber. And the acousto-optical gas analyzer is connected with the gas inlet and the gas outlet through pipelines. An experimental method utilizes the acousto-optical gas analyzer to detect the formaldehyde equilibrium concentration in the blank environmental chamber without the adsorbent and the environmental chamber with the adsorbent on line at the real time and obtains the formaldehyde adsorption property of the adsorbent by calculation. The experimental device and the measuring method thereof can control the temperature and the moisture better, and has simple and convenient operation and higher precision and reliability.
Owner:TSINGHUA UNIV

Graphene anti-corrosive paint, preparation method and management method

The invention belongs to the technical field of anti-corrosive materials, and discloses a graphene anti-corrosive paint, a preparation method and a management method. An ultrasonic dispersion module is used for performing ultrasonic dispersion on graphene, during ultrasonic dispersion, a nonlinear method of least squares is used for determining initial value of ultrasonic dispersion parameters, and a flexible epoxy resin preparing module is used for controlling preparation of flexible epoxy resins. A preparation system comprises an ultrasonic dispersion module, a stirring module, a flexible epoxy resin preparation module, a charging module, a grinding module and a mixing module. According to the graphene anti-corrosive paint, the adhesive force, the flexibility and the weather resistance of the epoxy resins are improved, and the quality of the graphene anti-corrosive paint is improved. Besides, organic acid anticorrosive auxiliary agents are added to a graphene epoxy zinc-enriched primer, and neutral salt spray performance is improved from 2500 H to 3000 H. The graphene anti-corrosive paint has the advantages of being simple in technology, capable of conducting heat, high in viscous force, stable in performance and low in product price.
Owner:EVERPOWER SHENG TIE (XIAMEN) GRAPHENE TECH CO LTD

Control system and method for adjusting temperature and humidity of clean area

The invention discloses a control system and method for adjusting the temperature and humidity of a clean area. The control system comprises an air conditioning device, an air supply volume control device and a fresh air volume adjusting device, wherein the fresh air volume adjusting device comprises a fresh air valve adjusting module, the fresh air supply volume is adjusted through the fresh air valve adjusting module, the influence of the external environment on the temperature and humidity of a clean room is reduced, and then the stability of the temperature and humidity in the clean area is guaranteed.
Owner:上海丹瑞生物医药科技有限公司

High-low voltage cabinet capable of being remotely monitored

The invention discloses a high-low voltage cabinet capable of being remotely monitored. The high-low voltage cabinet comprises a cabinet body and a damping base, wherein the cabinet body is installedon the damping base; a temperature sensor and a humidity sensor are arranged on the side wall in the cabinet body; an air inlet fan and an air outlet fan are respectively arranged at diagonal positions on two sides of the cabinet body; the air inlet fan is positioned below the air outlet fan; a controller and a data exchanger are arranged in the cabinet body; the temperature sensor, the humidity sensor, the air inlet fan and the air outlet fan are electrically connected with the controller; and the controller is electrically connected with the data exchanger. The high-low voltage cabinet is convenient for background personnel to perform later maintenance work on the high-low voltage cabinet, and the working capability of the high-low voltage cabinet in a severe environment is improved.
Owner:贵州朗科电气有限公司

A ventilation fan with humidification function for winter

The invention discloses a ventilation fan with a humidifying function for winter. The ventilation fan comprises a ventilation fan body, a control circuit, a humidifying device, a ventilation switch and a humidifying switch; the temperature is measured through a temperature sensor, the temperature value is sent to the control circuit, the control circuit carries out contrastive analysis on the temperature value and outputs a command, if the temperature surpasses the set upper limit value, the ventilation switch can be triggered automatically to exchange air for the inside; the humidity is measured through a humidity sensor, the humidity value is sent to the control circuit, the control circuit carries out contrastive analysis on the humidity value and outputs a command, if the humidity is lower than the set lower limit value, the humidifying switch can be triggered automatically to humidify the inside so as to control the indoor temperature and humidity in a range which makes people feel comfortable. In general, the ventilation is performed before humidifying. The water level in a water tank is monitored through a liquid level sensor, if the water level in the water tank is lower than the lowest water line, a main power of the ventilation fan is cut off automatically to protect the equipment.
Owner:HENAN UNIV OF SCI & TECH

A temperature and humidity control device and control method for medical warehouses

ActiveCN108562108BTemperature and Humidity ControlTemperature and humidity control devices can effectively regulateLighting and heating apparatusCooling fluid circulationPrimary stationCarrier signal
The invention discloses a temperature and humidity control device for a medical warehouse, which includes a main station server, a serial port server, a data collector, a control circuit board, a power carrier communication module, and an air conditioner. The main station server controls the operation of the entire device, The power carrier communication module transmits the operating data of the air conditioner to the data collector, and after being processed by the data collector, transmits it to the main station server through the serial port server, and the master station server sends the control data to the control circuit board through the power carrier communication module .
Owner:杭州能工科技有限公司
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