327results about "Humidity control" patented technology

The invention relates to the technical field of intelligent irrigation, in particular to an agricultural water-saving irrigation intelligent regulation and control system which comprises a growth stage recognition module, a moisture monitoring module, a meteorological data synchronization module, an irrigation strategy scheduling module and a feedback correction module. According to the method, high-precision identification of crop stage states, improvement of stage judgment accuracy, screening of key growth period blocks, focusing of regulation and control targets, improvement of resource utilization efficiency, layered acquisition and trend comparison of humidity data and construction of a deep and shallow layer dynamic response structure are realized through time sequence analysis of rice key growth parameter amplification; the method comprises the following steps of: enhancing moisture change resolution, synchronously fitting a humidity rhythm and weather prediction, improving regulation and control perspectiveness, eliminating a rainfall interference window, combining with a water demand gear, realizing block precise irrigation, feeding back a regulation and control result through double indexes of humidity and leaf chromatic aberration, constructing set mapping, forming a closed-loop regulation and control mechanism, and enhancing adaptability and execution precision.

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 relates to the technical field of industrial control, and discloses a real-time dynamic tuning system for a microwave drying process, which is characterized in that temperature distribution, microwave power intensity, humidity gradient and material deformation parameters in a drying cavity are acquired in real time, and time-space alignment and noise suppression are carried out on data of a multi-source sensor based on a Kalman filtering algorithm; generating a drying state matrix, generating a three-dimensional regulation and control instruction containing microwave emission frequency, power partition and drying time according to the drying state matrix by adopting a mixed algorithm of model predictive control and fuzzy logic, and taking the deviation between a final moisture content detection value of the material and a model predictive value as a loss function through an online error back propagation model. The weight coefficient of the microwave-thermal-mass transfer coupling model is dynamically corrected, the microwave energy ratio is optimized based on the improved particle swarm optimization, and the three-dimensional gradient field intensity distribution matched with the material morphology is generated according to the three-dimensional regulation and control instruction, so that the efficiency of the microwave drying process during real-time dynamic regulation and optimization is improved.

The invention discloses a humidity control method for a gas storage of a large-scale compressed air energy storage power station, and belongs to the technical field of intelligent control of energy storage power stations. The method comprises the following steps: acquiring a power grid dispatching instruction and real-time working condition data of a power station, performing rolling time domain optimization by adopting a pre-configured PCE agent model, and calculating an instantaneous optimal humidity set point; obtaining sparse real measurement data, calculating a prediction error, identifying an equipment degradation stage based on error statistical characteristics, and generating a self-adaptive update weight; based on a PCE coefficient coupling constraint matrix which is constructed offline and contains the law of conservation of thermodynamics, constructing and solving an optimization problem with physical constraints and adaptive weights so as to cooperatively correct coefficients of a PCE proxy model; and issuing and executing the optimal humidity set point. According to the invention, the self-adaption and high fidelity of the control model in the whole life cycle are realized, and the safety and economy of the operation of the energy storage power station are obviously improved.

The invention relates to an indoor full-cable power distribution station house dehumidification and condensation prevention method and system, and the method comprises the steps: collecting temperature and humidity data in a power distribution station house, predicting the temperature and humidity change trend in the station house based on a deep learning model, and building a dynamic temperature and humidity change model; establishing a self-adaptive thermal regulation phase change material anti-condensation unit; according to the easily-condensed area information identified in the dynamic temperature and humidity change model and the operation state data of the ventilation system, the phase-change material anti-condensation unit is arranged at the anti-condensation position of the power distribution station house, and an anti-condensation network and corresponding anti-condensation effect data are obtained; according to the dynamic temperature and humidity change model and the anti-condensation effect data, an active anti-condensation guarantee mechanism based on the PTC heating element is established; and a comprehensive control system is established through a multi-objective optimization algorithm, and dehumidification and condensation prevention are carried out on the power distribution station house through the comprehensive control system. Through dynamic temperature and humidity prediction, phase change material anti-condensation and active heating technologies, the energy consumption is reduced, and the anti-condensation effect is improved.

The invention discloses a multi-mode environment coupling regulation and control intelligent shelter and a dynamic goods shelf. The intelligent shelter comprises a shelter body, a dynamic rotary humidification module, a circulating airflow module, a dynamic airflow regulation mechanism and a controller. The dynamic rotary humidifying module is in meshing transmission with a driven wheel through a driving wheel, and rotary nozzles distributed in the circumferential direction are driven to form a global atomization network; a centrifugal fan of the circulating airflow module extracts air in the cabin through a suction pipe, and the air is redistributed through a spiral air outlet of a rotary distributor which is coaxially linked, so that the airflow flowability is enhanced; the dynamic airflow adjusting mechanism controls the movable baffle and the reciprocating lead screw to adjust the air outlet range based on data of the humidity sensor, and the air outlet range is dynamically matched with the humidification rate. And furthermore, efficient operation of the system is realized through coordinated work of all modules in the controller. According to the scheme, the problems of non-uniform humidification, airflow stagnation and regulation and control lag of a traditional square cabin are solved, and the uniformity and stability of a culture environment are remarkably 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 discloses a green and low-carbon constructed wetland thermal insulation system capable of realizing intelligent control. The system comprises a modular wetland unit, a hydroelectric generation module, a thermal insulation heating module, an intelligent control module and an energy storage and standby power supply module, the modularized wetland unit comprises a modularized shell as well as a plant covering layer, a water inlet layer, a wetland bed layer and a water outlet layer which are positioned in the shell and are sequentially arranged from top to bottom; the hydroelectric generation module is mounted on one side of the modularized wetland unit and comprises a water power module shell and a turbine pipeline type hydroelectric generator; electric energy output by the turbine pipeline type hydroelectric generator is supplied to the heat preservation heating module or stored in the energy storage and standby power supply module for standby application; the heat preservation heating module comprises a heat conduction layer arranged at the bottom of the modular shell and located below the water outlet layer, and an electric heating plate located below the heat conduction layer. The intelligent control module is used for analyzing the running state of the wetland in real time and dynamically optimizing the power generation and heating modes. The energy consumption can be reduced, and efficient and stable operation can be achieved.

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.

An environmental control system may receive environmental data for an interior of the livestock housing from a plurality of environmental sensors. An environmental control system may generate a Kalman environmental status for the interior of the livestock housing by applying a Kalman filter to the environmental data. An environmental control system may, based on the Kalman environmental status, adjust an environmental control to adjust an actual environmental status of the livestock housing.

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 humidity control and adjustment module and method for a museum, and relates to the technical field of intelligent exhibition halls. The method comprises the following steps: constructing a museum BIM model, deploying a high-precision mesh sensor in a museum, extracting a trend term, a periodic term and a residual term by adopting time sequence decomposition, and dynamically adjusting an LSTM network structure; a material water absorption characteristic matrix is established according to cultural relic materials, and showcase control groups are dynamically divided; establishing an equipment efficiency model and realizing multi-equipment task allocation by improving a Hungary algorithm; an exhibition hall digital twinborn body is constructed, and a physical space and a virtual simulation data stream are fused. According to the method, the precise three-dimensional model of the complex museum is generated in a mode of combining three-dimensional scanning and BIM, meanwhile, the material water absorption characteristic matrix is established according to cultural relic materials, showcase control groups are dynamically divided, the equipment efficiency model is established, multi-equipment task allocation is achieved, intelligent adjustment of the temperature and humidity of the museum is improved, and the service life of the museum is prolonged. And museum equipment can be supervised and maintained in time.

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 relates to the technical field of humidity adjustment, in particular to a storage humidity intelligent adjustment method and related equipment, and the method comprises the steps: obtaining a function distribution diagram of a target warehouse; based on the function distribution diagram, humidity requirements and current humidity of different function areas are obtained; judging whether the current humidity meets the humidity requirement or not; if the current humidity does not meet the humidity requirement, generating a humidity adjusting scheme based on the current humidity and the humidity requirement; and adjusting the current humidity of the target warehouse based on the humidity adjusting scheme. According to the method, the capability of timely adjusting the real-time humidity of the warehouse is enhanced, and the tobacco leaf damage risk is reduced.

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 discloses a curing and curing humidity control method for foamed concrete, and the method comprises the following steps: S1, data collection, data preprocessing and model initialization; step S2: a, based on the statistical characteristics of the humidity prediction residual error, carrying out preliminary adjustment on the process noise covariance matrix Q in the step S1; b, further adjusting the process noise covariance matrix Q in the step S1 based on the space gradient of the humidity prediction residual; and S3, carrying out humidity estimation and maintenance humidity control based on adaptive Kalman filtering. The invention relates to the technical field of data processing, and has the beneficial effects that a humidity control method can be combined with control strategies such as model prediction control and the like, and optimal control on a spraying area, spraying quantity and spraying time is realized by utilizing a humidity prediction model and an optimization algorithm, so that the curing quality of foamed concrete is improved, the cracking risk is reduced, and the quality of the foamed concrete is improved. The performance and the durability are ensured.

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 utility model discloses a concrete carbonization test box device under humidity effect, which relates to the technical field of concrete carbonization test, and comprises a main body iron plate box, a humidity control system, a CO2 dispersion system and a controller, the humidity control system and the CO2 dispersion system are both communicated with the main body iron plate box; a humidity sensor for detecting the humidity in the main body iron plate box and a CO2 gas detection sensor for detecting the CO2 gas content in the main body iron plate box are arranged on the main body iron plate box; and the humidity control system, the CO2 dispersion system, the humidity sensor and the CO2 gas detection sensor are electrically connected with the controller. The device is reasonable in design, simple and practical in structure and convenient for the carbonization test under the action of humidity.

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.