278results about "Humidity control" patented technology

The invention provides an intelligent agricultural system and an agricultural greenhouse humidity intelligent control method. The method comprises the following steps: firstly, acquiring a humidity sampling data sequence in a specified monitoring time window before a current regulation and control period in an agricultural greenhouse, and calculating a humidity change trend index; comparing the humidity change trend index with a dynamic trend threshold value, distributing a weight for each humidity sampling point, and performing weighted fusion based on the weights to obtain a weighted fusion result; and then generating a humidity regulation and control reference value of the current regulation and control period based on the weighted fusion result, the current real-time humidity and the external environment parameters. And finally, the deviation between the target humidity of the crop growth model and the current real-time humidity and the humidity regulation and control reference value are input into a controller to generate a dynamic regulation and control instruction, and operation parameters of a humidity execution mechanism are regulated according to the dynamic regulation and control instruction. According to the scheme, the robustness of accurate regulation and control of the humidity of the agricultural greenhouse can be improved.

The invention discloses a switchgear control device and method based on an electrolytic dehumidification membrane with a wide working range, which relates to the technical field of moisture-proof dehumidification equipment. The wide working range (−10 to 70° C., 20%-100% RH) is applicable in cold, hot, and other extreme environments, with no icing, frosting, or damage due to supercooling, overheating, and other issues.

The invention relates to an electrical equipment room environment humidity control method and system based on difference comparison. The method comprises the following steps: acquiring original humidity signal data through a humidity sensing array, and performing noise elimination processing to obtain humidity data; calculating a humidity change rate based on the humidity data, comparing the humidity change rate with a preset threshold value, and evaluating the environmental humidity complexity; establishing an equipment humidity demand evaluation model and generating an equipment humidity demand matrix in combination with the physical position, the humidity demand and the environmental humidity complexity of the electrical equipment; based on the matrix, fusing environment state parameters and equipment operation state parameters, and calculating a target comprehensive humidity value by adopting a dynamic weight distribution method; the deviation between the target comprehensive humidity value and the actual humidity data is calculated through a feedback control algorithm, and a humidity control instruction is generated to drive humidity adjusting equipment to execute operation. According to the method, through multi-dimensional parameter fusion and dynamic weight distribution, the accuracy and adaptability of humidity control in a complex environment are improved.

The invention relates to a low-voltage cable branch box convenient for heat dissipation, and belongs to the technical field of cable branch boxes, the low-voltage cable branch box comprises a box body, heat dissipation holes are formed in the box body, a sealing mechanism for sealing the heat dissipation holes is arranged on the box body, a water cooling mechanism is arranged on the box body, and a humidity sensor is arranged on the outer side of the box body; the control unit is configured to control opening and closing of the closing mechanism and start and stop of the water cooling mechanism according to a humidity signal detected by the humidity sensor; when the humidity exceeds a preset threshold value, the sealing mechanism seals the heat dissipation holes, and the water cooling mechanism is started; and when the humidity is within the preset range, the sealing mechanism opens the heat dissipation holes and the water cooling mechanism is closed. By arranging the humidity sensor and the control unit, automatic switching of the heat dissipation mode based on the environment humidity is achieved, and when the environment humidity is normal, the heat dissipation holes are opened for heat dissipation; and when the humidity exceeds a preset threshold value, a water cooling mode is adopted and the heat dissipation holes are closed, moisture invasion is blocked, the use safety of equipment is improved, and the service life of the equipment is prolonged.

The utility model provides an electrical cabinet humidity real-time control device, which comprises an electrical cabinet and a controller, the humidity sensor is electrically connected with the controller and is used for detecting the air humidity in the electrical cabinet; the ionic membrane dehumidifier is arranged on the cabinet body wall of the electrical cabinet; the ionic membrane dehumidifier comprises an ionic membrane, a first electrode and a second electrode, and the first electrode and the second electrode are located inside and outside the electrical cabinet respectively; the controller is used for controlling the first electrode and the second electrode of the ionic membrane dehumidifier to be switched between the cathode and the anode. According to the utility model, the humidity value in the electrical cabinet can be detected in real time, and when the humidity value in the electrical cabinet is not within a set reasonable range, humidification and dehumidification can be realized by controlling polarity conversion of the two electrodes of the ionic membrane dehumidifier, so that the humidity in the electrical cabinet is adjusted to be within the set reasonable range; therefore, the normal use and the use safety of the electrical cabinet can be effectively ensured, and the service life of the electrical cabinet can be effectively prolonged.

The invention discloses a photovoltaic ecological corridor and treatment system based on a traffic line, and the photovoltaic ecological corridor comprises a first ecological corridor and a second ecological corridor which are disposed at two sides of the traffic line. The first ecological corridor comprises a first photovoltaic array group, a sand stabilization grid group and a first sand blocking fence group which are sequentially arranged outwards from the side close to the traffic line, and the second ecological corridor comprises a second photovoltaic array group and a second sand blocking fence group which are sequentially arranged outwards from the side close to the traffic line; the system further comprises a drip irrigation system, a water supply system, a water storage tank, an air condensation water production unit and an external water supply system. The treatment system comprises a method for controlling the air condensation water production device to supply water to the drip irrigation system, and the method comprises the steps from S1 to S11. The photovoltaic array is organically combined with sand wind prevention and ecological restoration, renewable energy sources can be provided, external energy dependence in the whole ecological corridor operation and maintenance process can be reduced, and economic benefits along the traffic line can be effectively improved.

The invention relates to the technical field of electrical engineering, and discloses a moisture-proof switch cabinet which comprises a switch cabinet body. The temperature and humidity sensor network is deployed in the switch cabinet and used for monitoring humidity and temperature distribution in the switch cabinet; the intelligent controller is in network connection with the temperature and humidity sensor and comprises a humidity dynamic model building module, a target optimization module and a feedback control module; the humidity regulation and control device comprises a dehumidification device and a heating device, is connected with the intelligent controller and is used for realizing humidity regulation according to a regulation and control signal of the intelligent controller; the intelligent controller comprises a variational solution module which is used for calculating optimal control input in real time according to the humidity dynamic model and the optimization objective function. According to the technical scheme of deploying the temperature and humidity sensors at multiple points and monitoring in real time, the temperature and humidity distribution data in the switch cabinet are comprehensively obtained, the technical effect of accurately capturing the humidity dynamic change is achieved, and the monitoring reliability and comprehensiveness are effectively improved.

The invention relates to the technical field of road engineering, in particular to an automatic subgrade soil humidity control system, a design scheme generation method and a medium, the system comprises a geotechnical composite layer, the geotechnical composite layer comprises a first composite layer, a second composite layer and a third composite layer, the first composite layer absorbs moisture of a subgrade soil body, and the second composite layer discharges moisture of the subgrade soil body; the third composite layer blocks underground capillary water; the collecting assembly is used for collecting roadbed soil humidity and external environment humidity; and the control assembly is used for carrying out humidity control operation on the geotechnical composite layer according to the roadbed soil body humidity and the external environment humidity so as to control the geotechnical composite layer to absorb or discharge moisture of the roadbed soil body. The system can automatically control the novel geotechnical composite layer to actively absorb and drain water to the roadbed soil body according to the humidity of the roadbed soil body and the humidity of the external environment, so that the humidity of the roadbed soil body is kept in a constant and safe state for a long time.

The invention provides a lithium battery component drying control method and system based on drying defect data analysis, and the method comprises the steps: carrying out multiple times of lithium battery component drying tests, and detecting the water content parameter, the drying power parameter and the drying defect characteristic of each time node; performing first control optimization based on the variation amplitude of the water content parameter curve, pushing through a curve scanning analysis frame, recording a relative position, comparing a curve curvature group with a standard interval, if the curvature is lower than a lower limit, increasing the power, and if the curvature is higher than an upper limit, reducing the power; and performing secondary optimization based on the defect blocks, types, volumes and change rates, setting a part position corresponding graph and a defect feature mapping graph, determining drying power abnormity explanation, optimizing time duration and amplitude according to the explanation, and performing secondary test verification and correction to obtain an optimized drying power curve for controlling the drying process. The defects are effectively reduced through double optimization, and the drying efficiency and the battery performance are improved.

The dehumidification and condensation prevention control method for the liquid cooling energy storage outdoor cabinet is low in cost and capable of effectively avoiding condensation and comprises the steps that S10, according to the current liquid outlet temperature T1 of a liquid cooling unit and the current liquid inlet temperature T2 of the liquid cooling unit, the target dew point temperature T3 is calculated and determined, and according to the current environment temperature and environment humidity in the liquid cooling energy storage outdoor cabinet, the environment dew point temperature T4 is determined; s20, the dehumidifier is controlled to be started and stopped according to the judgment result whether the environment dew-point temperature T4 is larger than or equal to the target dew-point temperature T3 or not; s30, the current liquid outlet temperature T1 and the current liquid inlet temperature T2 of the liquid cooling unit are obtained in the dehumidification process of the dehumidifier, a new target dew point temperature T3'is calculated and determined, and a new environment dew point temperature T4 'is determined according to the current environment temperature and environment humidity in the liquid cooling energy storage outdoor cabinet; and S41, according to the judgment result whether the difference delta T between the new environment dew point temperature T4'and the new target dew point temperature T3 'is smaller than a first preset temperature threshold value X with the value being negative or not, the dehumidifier is controlled to stop dehumidification or continue to keep dehumidification.

The invention provides a method for measuring the heat conductivity coefficient of a nano adsorption material in a moisture absorption state, and relates to the technical field of measurement of the heat conductivity coefficient of an adsorption material. The method creatively realizes synchronous dynamic measurement and analysis of the heat conductivity coefficient of the nano adsorption material in a variable environment, improves the humidity control precision and real-time performance, accurately captures an adjustment mechanism of a light-humidity coupling effect on heat conduction, and also realizes accurate measurement and analysis of the heat conductivity coefficient of the nano adsorption material by constructing a light effect increment model and a two-dimensional damage map. And intelligent early warning and management of environmental risks are realized.

An indoor air quality system is configured to improve indoor air quality conditions within a local environment of a building. The indoor air quality system operates according to a method that includes obtaining indoor air levels and operating one or more appliances to adjust the indoor air levels. The system includes one or more monitoring devices.

The invention relates to the technical field of automatic agricultural irrigation, and discloses a potato planting soil humidity control method and system, and the method comprises the steps: carrying out the parallel calculation of the collective average reading of a sensor network and a macroscopic moisture balance value established based on the external weather and irrigation physical quantity, and carrying out the continuous deviation comparison of the two values, the measurement reference collective drift caused by the universal pollution of the sensor is identified and corrected; meanwhile, by applying multi-frequency electrical excitation to a single sensor probe and measuring the complex impedance of the single sensor probe, the physical health state of the single sensor probe is diagnosed and quantified, and then the reading of the single sensor probe is subjected to individualized correction. Systematic irrigation decision-making errors caused by the fact that the measuring basis drifts along with collective pollution of the sensors are avoided, and irrigation accuracy is guaranteed.

The invention discloses an air freight nuclear track membrane humidity regulation and control fresh-keeping system and method, and the system comprises a cargo hold / container module which is an airplane main cargo hold or a container meeting the aviation standard, and is used for accommodating cargoes to be kept fresh and forming a closed microenvironment; the nuclear track membrane regulation and control layer is arranged in a mode of covering the ventilation opening of the cargo hold / container module, being integrated in the side wall structure or forming an independent humidity regulation buffer cabin; the nuclear track membrane regulation and control layer is composed of at least one layer of nuclear track membrane, and the nuclear track membrane is of a micropore structure which is uniform in pore diameter height and is of a straight-through pore channel. By introducing the intelligent molecular sieve, namely the nuclear track membrane, the system realizes dynamic bidirectional accurate regulation and control on the humidity in the aviation confined space. Compared with a traditional passive moisture absorption or complete sealing scheme, the system has the advantages that excessive moisture causing corruption can be actively removed, meanwhile, water molecules can be captured from a relatively dry airborne environment for humidification, and the two problems of moisture condensation and excessive drying are fundamentally solved.

The invention discloses a bridge temperature and humidity self-adaptive intelligent dehumidification method and system, and relates to the technical field of bridge cable dehumidification, and the method comprises the steps: building a temperature-humidity analysis system according to a temperature value detected outside a sling and a corresponding humidity value inside the sling; the environment temperature is monitored in real time according to the temperature value detected outside the sling; and the working load of the dehumidification system is adjusted according to the monitored temperature value in combination with a temperature-humidity analysis system. The system comprises a temperature-humidity analysis system, an environment temperature and humidity monitoring system and a dehumidification system. The temperature-humidity analysis system is used for building a temperature-humidity analysis system and outputting a temperature-humidity analysis result; the environment temperature and humidity monitoring system is used for monitoring temperature and humidity inside and outside the sling; and the dehumidification system is used for dehumidifying the interior of the sling. The load of the dehumidifier is pre-judged and controlled in advance by predicting the temperature, humidity and quantity of the environment flowing into the closed space, the humidity stability of the dehumidification space is improved, and energy consumption is reasonably shared.

The embodiment of the present application provides a kind of tobacco loose moisture content control method and system, the method comprises: collecting tobacco characteristics for feature analysis, determine tobacco grade;Through moisture meter, the correlation data of different tobacco grades of tobacco is collected, the correction value of the moisture meter corresponding to different tobacco grades is determined, and the mapping relationship between tobacco grade and correction value is established;The arrival time axis of sheet tobacco to reach the moisture cylinder, the entering time axis of sheet tobacco to completely enter the moisture cylinder;Based on the arrival time axis, entering time axis and tobacco grade, generate tobacco grade time axis, and determine the change curve of correction value in combination with mapping relationship, and based on the change curve, the correction value of moisture meter at the inlet and outlet of moisture cylinder is dynamically adjusted.

The invention discloses a furnace nose humidification control method and related equipment, and relates to the technical field of metallurgical process.The method comprises the steps that a real-time operation data set in the furnace nose humidification process is obtained, and the real-time operation data set comprises a total flow value, a humidification tank inlet flow value, a humidification tank bottom flow value, a pipeline temperature sequence and a furnace nose dew point parameter; according to the pipeline temperature sequence, the heating power of the pipeline heat tracing band and the heat preservation layer parameters of the pipeline heat preservation layer are adjusted; fusing the total flow value, the humidification tank inlet flow value, the humidification tank bottom flow value and the furnace nose dew point parameter through a preset flow feedback compensation model to obtain a multi-valve cooperative control instruction; and in response to the multi-valve cooperative control instruction, the total flow value, the humidification tank inlet flow value and the humidification tank bottom flow value are adjusted through the valves. By means of multi-parameter data fusion, temperature control compensation and multi-valve linkage adjustment, high-precision and high-robustness stable control of the furnace nose humidifying process under the complex working condition can be achieved.

The present application relates to the technical field of cloud chamber environment control, and provides a cloud chamber column inner wall automatic water supply and humidity maintenance control method and system. The method comprises the following steps: acquiring the current humidity distribution state and airflow disturbance information of the inner wall, dividing the humidity management area, predicting the future humidity demand, generating a differentiated water supply control instruction and executing the water supply operation. The present application realizes accurate prediction of the humidity change trend of each area, optimizes the allocation of water supply resources, ensures the balanced and stable humidity of the inner wall of the cloud chamber, and improves the operation efficiency and environmental stability of the cloud chamber system.

The application belongs to the technical field of electrical appliances, and particularly relates to a humidity control method, device, equipment and storage medium of a steam cooking equipment, which comprises the following steps: obtaining a target dew point temperature of an inner container according to an ambient temperature of the steam cooking equipment and a target humidity of the inner container; obtaining a cooking control parameter of the steam cooking equipment according to a dew point temperature of the inner container of the steam cooking equipment and the target dew point temperature of the inner container; obtaining temperature change information of the inner container during the control of the humidity of the inner container of the steam cooking equipment according to the cooking control parameter, and judging whether the humidity of the inner container meets a cooking control parameter compensation condition according to the temperature change information of the inner container; if yes, obtaining a compensated cooking control parameter according to the temperature change information; and controlling the humidity of the inner container of the steam cooking equipment according to the compensated cooking control parameter. The application avoids the influence of the hysteresis or overshoot phenomenon of humidity control on the humidity control effect, and improves the accuracy and flexibility of humidity control.

The present invention relates to the field of dehumidification technology, and in particular to an air treatment method, which includes obtaining air humidity requirements and air temperature requirements required for different environments, and determining a first limit dehumidification capacity and a second limit dehumidification capacity of a cooling medium according to the temperature of the cooling medium; when the air humidity requirement of an environment is within the dehumidification interval of the first limit dehumidification capacity, if the temperature of the treated air after dehumidification is lower than the air temperature requirement of the corresponding environment, driving a first dehumidification module to dehumidify and reheat the treated air; when the air humidity requirement of an environment is within the dehumidification interval of the second limit dehumidification capacity, driving a second dehumidification module to dehumidify the treated air; and when the air humidity requirement is within the dehumidification interval between the first limit dehumidification capacity and the second limit dehumidification capacity, driving a third dehumidification module or a fourth dehumidification module to cool the treated air.

Apparatus (1) for roasting coffee beans, the apparatus comprising: a roast chamber (19) in which a supply of coffee beans can be received for roasting; a heater (17) for heating air; a fan (21) for passing heated air through the roast chamber (19) to roast coffee beans received therein; a humidity sensor (31) operable to provide signals that are representative of the humidity of the heated air that has passed through the roast chamber (19); a temperature sensor (29) operable to provide signals that are representative of the air temperature within the roast chamber (19), and a control system (27) operable to control the apparatus (1), wherein said control system (27) is operable to determine that first crack has occurred in response to signals from said humidity sensor (31) and said temperature sensor (29).

The present invention relates to the field of storage technology, and provides a storage device and a humidity control method and device thereof. The storage device includes a box body, which forms a storage space suitable for storing things; a cover body, which is covered on the box body; a humidity control device, which is installed in at least one of the box body and the cover body to maintain the humidity in the storage space greater than a first humidity; a humidity sensor, which is installed in at least one of the box body and the cover body, and the detection range of the humidity sensor is less than the second humidity and is suitable for detecting a first humidity value of the storage space, the second humidity being less than the first humidity; and a processor, which is suitable for controlling the humidity control device based on the first humidity value. The storage device can not only achieve the preservation of food through a high-humidity storage environment, but also solve the problem of inductive drift of humidity sensors with low detection ranges in high-humidity environments, thereby achieving the purpose of using humidity sensors with low detection ranges to detect and control high-humidity storage environments in storage devices, and can reduce the cost of preservation of food.

The invention belongs to the technical field of building material production, and particularly discloses and provides a high-standard cement production detection system based on lithium slag blending, which comprises a lithium slag humidity adjusting module, a lithium slag activity detection module, a mapping table construction module, a blending proportion confirmation module and a feeding rate control module, according to the method, the humidity of the raw materials is detected in real time, the humidifying or drying device is dynamically started in combination with the preset humidity interval, the humidity is stabilized at the median value of the preset humidity interval, and material adhesion and caking caused by too high humidity and dust pollution caused by too low humidity are avoided; a mapping relation table is constructed by combining historical data, the lithium slag activity qualification degree and the cement performance qualification degree under different blending proportions are quantified, dynamic adjustment of a blending strategy is achieved, the stability and consistency of the cement performance are remarkably enhanced, the blending ratio difference of the lithium slag and the main raw materials is calculated in real time based on the optimal blending interval, and the feeding rate is dynamically adjusted.

This invention discloses a temperature and humidity control method, system, and computer storage medium for a maintenance and storage device. The temperature and humidity control method includes: S1, obtaining the temperature setting range and humidity setting range of the storage cavity; S2, obtaining the initial internal temperature of the storage cavity, and adjusting the internal temperature of the storage cavity to the temperature setting range using the temperature adjustment system based on the initial internal temperature and the temperature setting range; S3, obtaining the initial internal humidity of the storage cavity, and adjusting the internal humidity of the storage cavity to the humidity setting range using the humidification system and the dehumidification system based on the initial internal humidity and the humidity setting range. This invention provides a temperature and humidity control method, system, and computer storage medium for a maintenance and storage device that fully considers the influence of the external ambient temperature and humidity on the internal temperature and humidity of the storage cavity, thus improving the storage and maintenance effect of the maintenance and storage device.

The present disclosure relates to a control system for climate control within a defined space using an air treatment device (400). The multi-signal controller (300) comprises a feed-forward component (301) arranged for adaptively adjusting the adsorption capacity within the defined space due to climate effects from outside the defined space and arranged to determine a first control signal value (315) for use in controlling the air treatment device, where the first control signal value (315) corresponds to the first control signal value (315) and the second control signal value (315) corresponds to the first control signal value (315). The feed-forward component (301) is arranged to determine a first control signal value based on sorption capacity sensor data (3021) and / or temperature sensor data (3031) and / or pressure sensor data (3041), said sensor data originating from at least one sensor (302, 303, 304) located outside the defined space (101).

The invention relates to the technical field of wrapper production, and discloses a wrapper production line which comprises a rack, a conveying mechanism, a humidity control device and an edge cutting device, the humidity control device is used for solving the problem that the local part of the wrapper is too dry or too wet; the humidity control device comprises a multi-sensor array which is arranged below the conveying mechanism and is used for monitoring the humidity and the flow speed of the wrapper in real time, an air blowing device for blowing dry airflow to the too wet local area of the wrapper, and a humidifying device for spraying water mist to the too dry local area of the wrapper; the edge cutting device is used for solving the problems of edge cutting sawteeth and wrapper deformation and comprises a servo motor used for driving a rotary circular knife to conduct cutting operation and an edge material recycling baffle used for stopping discharging of cut leftover materials. According to the device, the humidity of wrappers can be monitored through the sensors and adjusted through the corresponding devices, local over-dry and over-wet conditions are avoided, precise edge cutting and leftover material recycling can be achieved, all the devices work cooperatively, and the quality stability and the production efficiency of the wrappers are improved.

The invention provides a steam mop adjusting method and system based on humidity control, a current cleaning mode is determined based on user selection information, the current cleaning mode comprises a common mode and a customized mode, and when the current cleaning mode is judged to be the common mode, preset cleaning parameters such as humidity and temperature are determined based on key triggering information; when the mode is determined to be the customized mode, in order to control and adjust parameters such as humidity and temperature, the smudginess degree of the to-be-cleaned area is determined firstly, and after the smudginess degree of the to-be-cleaned area is obtained, cleaning parameters such as humidity and temperature corresponding to different to-be-cleaned areas are determined in combination with the materials of the to-be-cleaned area; in the control range of the material to the humidity and the temperature, the higher the smudginess degree is, the larger the humidity value and the temperature value are.

An indoor air quality system is configured to improve indoor air quality conditions within a local environment of a building. The indoor air quality system operates according to a method that includes obtaining indoor air levels and operating one or more appliances to adjust the indoor air levels. The system includes one or more monitoring devices.

The application provides an electrical equipment heating and dehumidification control method and a control terminal. The electrical equipment heating and dehumidification control method comprises the following steps: obtaining a dry-bulb temperature, a wet-bulb temperature and a current atmospheric pressure, and determining a current dew point temperature according to the dry-bulb temperature, the wet-bulb temperature and the current atmospheric pressure; determining a target temperature according to the dew point temperature; and controlling a heater in the electrical equipment to be turned on until the temperature in the electrical equipment reaches the target temperature. The application determines the dew point temperature by comprehensively considering the dry-bulb temperature, the wet-bulb temperature and the current atmospheric pressure, determines the dew point temperature by comprehensively considering various factors of a scene, and controls the heater according to the dew point temperature, so that condensation can be effectively avoided, and the dehumidification effect is good.