54 results about "Atmospheric humidity" patented technology

The invention discloses a GNSS (Global Navigation Satellite System) single-station real-time atmosphere profile monitoring method, system and equipment, and relates to the field of GNSS atmosphere detection. The method comprises the following steps: processing observation data of a single GNSS observation station in real time, and obtaining water vapor information carried by a GNSS signal; discretizing a space region where a GNSS observation station is located, and calculating an inclined path water vapor observation value of a GNSS side signal by using a water vapor height factor model; an observation equation set of water vapor pressure parameters is established, atmospheric water vapor pressure parameter information is solved by using an optimization algorithm, and the water vapor pressure parameters are subjected to precision evaluation; building an inversion model of multiple meteorological parameters such as atmospheric specific humidity, atmospheric humidity refractive index, atmospheric water vapor density and the like based on the meteorological physical function relationship; and finally, performing external precision test on various atmospheric water vapor profiles by using the parallel sounding station meteorological data of the GNSS observation station. According to the invention, a single GNSS observation station is used to realize all-weather and high-precision inversion of a plurality of atmospheric parameter vertical profiles.

The invention relates to the technical field of computer aided design, in particular to a heat recovery rate evaluation method for heat energy storage, which comprises the following steps of: acquiring geometric structure information of a heat energy storage device, calling node grid division parameters and unit boundary conditions, and generating a finite element grid model of the heat recovery device; environment temperature, atmospheric humidity and atmospheric pressure are called, thermal environment influence variable constraint conditions are applied to the finite element mesh model of the heat recovery device through thermal-environment coupling boundary condition setting, and an environment coupling finite element model is established; according to the method, the accuracy of the finite element mesh model is improved through geometric analysis of the structural information of the heat energy storage device and division of the node mesh, and then the thermal environment coupling relation is established and the simulation accuracy of the thermal environment factor influence is enhanced under the constraint conditions of the environment temperature, the atmospheric humidity and the atmospheric pressure.

The invention relates to the technical field of atmospheric humidity inversion, and relates to a GNSS-based atmospheric humidity inversion method and system, and the method comprises the steps: obtaining first information, second information and a trained first neural network, the first information comprises a GNSS signal collected by a low-altitude site, and the second information comprises surface humidity data around the low-altitude site; processing the first information by using a polarization filtering algorithm and a beam forming algorithm to obtain processed first information; training a second neural network according to the processed first information and second information to obtain a trained second neural network; inputting the first information and a correction parameter for correcting the wet delay into the trained first neural network to obtain an output result; and performing water vapor inversion according to the output result to construct a water vapor field. The method effectively improves the atmospheric humidity inversion precision of the low-altitude area.

The invention provides an atmospheric humidity profile inversion method based on a Unet3 + neural network. The atmospheric humidity profile inversion method comprises the following steps: constructing an atmospheric humidity profile inversion model based on Unet3 + MHS microwave data; performing radiometric calibration, projection conversion and quality control on the multi-channel brightness temperature observed by the original satellite; the method comprises the following steps: selecting long-time scale radiation brightness temperature data in a Chinese area range and specific humidity data of ERA-5 corresponding to time and space to make a data set; and performing humidity profile inversion according to the humidity profile inversion model of the brightness temperature data constructed in the step S1. The method has the advantages that the Unet3 + model in deep learning and microwave sensor data which are not affected by time and weather are combined, and the problems that the space distribution of the atmospheric humidity profile is small, and the time resolution is low can be further solved; the method provides atmospheric condition data with higher temporal and spatial resolution for numerical weather forecast research, and has good application value.

The invention provides a fiber fabric based composite material for atmospheric water collection and a preparation method and application thereof, and belongs to the technical field of atmospheric water collection materials. The highly ordered porous structure of the fiber fabric-based composite material improves the adsorption capacity and the mass transfer efficiency, the efficient regeneration process reduces the energy consumption, the good stability and durability prolong the service life of the fiber fabric-based composite material, the flexible system integration mode improves the expandability and the maintenance convenience, and the fiber fabric-based composite material has the advantages of simple structure, low cost and wide application prospect. The maintenance cost is reduced by the simple and convenient operation and maintenance mode, the cost of atmospheric water collection is reduced, and the fiber fabric-based composite material is not limited by natural environments such as atmospheric humidity, ambient temperature and wind power, and is wide in application range.

A method and apparatus (300, 400) for measuring rainfall intensity and atmospheric humidity, suitable for the field of automated meteorological detection, the method comprising: determining K first links and P second links from N links according to first parameters of the N links (S110), obtaining a first coefficient in a first mapping relationship (S120), the first mapping relationship being used for determining environmental variables according to the first parameters, the environment variable comprises rainfall intensity and / or water vapor concentration; determining a third coefficient according to the first coefficient and a second coefficient (S130), the second coefficient being determined according to a first environment variable and P second links, the first environment variable being determined according to the first coefficient and K first links; and replacing the first coefficient in the first mapping relationship with a third coefficient to determine a second environment variable (S140). The method updates the coefficient of the calculation model, can be closer to the actual situation, and improves the precision of measuring the rainfall intensity and the atmospheric humidity.

A ventilation port maintains the humidity range within a sealed or partially sealed enclosure maintaining a level of atmospheric moisture such as a greenhouse. The port is comprised of a polymer blend film made of a hydrophilic component serving as the water-absorbing material and substrate component serving as the mechanical backbone. The film is designed to bend and open the port when the humidity within the enclosure exceeds a predetermined level outside the humidity range, allowing for the venting of excess humidity. Once the humidity falls back within the desired range, the film returns to its original state and closes the port. A humidity sensing device is also disclosed including the film with a piezoresistive material layer, electrodes in electrical communication with the layer, and an electrical measurement device to measure resistivity or capacitance. The strain of the layer due to changes in humidity results in changes in its electrical properties, allowing the device to indicate corresponding humidity levels.

The invention relates to the technical field of atmospheric remote sensing, in particular to an all-weather temperature and humidity inversion method based on a laser radar, which comprises the following steps: S1, acquiring laser radar data of related wavelengths required by water vapor and temperature inversion, and preprocessing the laser radar data; s2, carrying out noise filtering processing on the laser radar data preprocessed in the step S1; and S3, performing inversion processing on the laser radar data subjected to noise filtering processing in the step S2 by using a temperature and humidity inversion formula and substituting the calibration parameters so as to obtain an atmospheric temperature profile # imgabs0 # and an atmospheric humidity profile # imgabs1 #. Through self-adaptive filtering treatment, signal smoothness is ensured, abundant high-altitude information is reserved, the temperature and humidity detection distance is increased, all-weather detection of the temperature and humidity is ensured, the temperature and humidity inversion precision can be effectively improved, in addition, the method can adapt to the complex atmospheric environment, the data reliability is high, and the method is suitable for popularization and application. And all-weather and long-term temperature and humidity data inversion is further effectively supported.

The invention relates to the field of atmospheric humidity inversion, and relates to a GNSS-based mountainous area atmospheric humidity detection method and system, and the method comprises the steps: obtaining DEM data, the resolution of the DEM data being 0.5 m; determining a deployment scheme of a GNSS monitoring station in the mountainous area based on the DEM data; determining position information of the GNSS monitoring station according to the deployment scheme of the GNSS monitoring station, and identifying a signal blind area according to the position information to obtain an identification result; planning a cruise route of the unmanned aerial vehicle based on the recognition result; acquiring a first GNSS delay observation value in real time based on the cruise route; acquiring a second GNSS delay observation value in real time based on a GNSS monitoring station; the mountain area atmospheric humidity is detected based on the first GNSS delay observation value and the second GNSS delay observation value, the four bottlenecks of terrain shielding, low vertical resolution, meteorological data missing and insufficient blind area coverage in mountain area atmospheric humidity detection are broken through, and accurate detection of the mountain area atmospheric humidity is achieved.

1. Name of the product of this design: Intelligent Weather Station (All-in-One). 2. Purpose of the product of this design: Used to measure atmospheric temperature, atmospheric humidity, wind speed, wind direction and atmospheric pressure meteorological elements. 3. Key points of the design of this product: The overall shape of the product. 4. The picture or photo that best illustrates the key points of the design: Stereoscopic view 1. 5. The rear view is the same as the front view, and the rear view is omitted.

This application belongs to the field of data processing, specifically relating to an atmospheric humidity prediction method, system, and device, aiming to solve the problem of how to combine artificial intelligence to predict atmospheric humidity. This application includes: acquiring time-series data during aircraft flight; using slices of the time-series data as input data for a temporal convolutional network to generate dilated convolutional output features; weighting and fusing the correlation features between temperature and air pressure and the dilated convolutional output features using a first dynamic weight to generate a convolutional feature vector; generating an attention feature vector based on the altitude-level feature matrix generated from time-series data at different altitudes and the convolutional feature vector using a multi-head attention model; and weighting and fusing the convolutional feature vector and the attention feature vector using a second dynamic weight to predict atmospheric humidity. This application can cover multi-scale features, achieve comprehensive data processing, and predict future atmospheric humidity using existing data from the flight process.

The invention relates to a forest steppe combustible moisture content detection method, and relates to the field of combustible moisture content detection.The forest steppe combustible moisture content detection method comprises the steps that a combustible sample to be detected is weighed and then put into a container, and the container is put into a high-low temperature test box; setting the temperature and humidity of a high-low temperature test box and the wind speed of an airflow generator; acquiring atmospheric humidity, atmospheric temperature and wind speed for recording weather elements; adding quantitative water into the container, and recording the volume of the added water and the hygrometer value of the combustible; dividing the collected data set into a training set, a verification set and a test set; calculating input parameters by using a neural network, and adjusting the input parameters to receive atmospheric temperature, humidity, wind speed and combustible humidity parameters as input; a training set is used for training a model, hyper-parameters of the model are adjusted through a verification set, an optimization algorithm is utilized, network weight is updated, an error between a predicted value and the actual moisture content is minimized, and the problem that the moisture content of the combustible is not accurately measured is solved.

The atmospheric humidity monitor comprises a shell and a movable plate, the inner side face of an inner cavity of the shell is fixedly connected with a shielding layer, the outer side face of the shell is fixedly connected with a photovoltaic panel, the bottom of the inner cavity of the shell is fixedly connected with an electric rod, and a telescopic rod of the electric rod is fixedly connected with a lower shielding plate. The lower shielding plate is fixedly connected in a mounting groove formed in the lower surface of the lifting plate, the upper surface of the lifting plate is fixedly connected with a fixing rod and a control box, the interior of the moving plate is fixedly connected with an upper shielding plate through a penetrating groove, and the lower surface of the moving plate is fixedly connected with a shielding net and a shielding rod. And the upper surface of the shell is correspondingly provided with a storage groove opposite to the shielding net. According to the utility model, through the cooperation of the upper shielding plate, the lower shielding plate, the shielding layer, the shielding rod and the shielding net, the anti-interference effect of the atmospheric humidity monitor can be effectively enhanced, and then the accuracy of data measurement can be improved in an auxiliary manner.

1. The name of this design product: Micro Weather Station (Sailian SLMCS Series). 2. Purpose of this design product: used to measure meteorological parameters, including atmospheric humidity, atmospheric pressure, wind direction, wind speed, rainfall, as well as light radiation and UV index. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The invention belongs to the technical field of blast furnace control in the metallurgical industry, and particularly relates to a blast furnace atmospheric humidity automatic calculation and multi-furnace data linkage sharing control method which comprises the following specific steps: S1, hardware equipment installation: S1.1, a temperature and humidity instrument; s1.2, signal access is carried out; s2, constructing a control system; S2.1, determining a data basis and a calculation method: (1) a data source; (2) constructing a regression equation; (3) calculating atmospheric humidity; s2.2, constructing a control system architecture: (1) a regression calculation module; (2) an atmospheric humidity calculation module; (3) a data transmission module; s3, data sharing and control: S3.1, receiving and processing by a secondary system; and S3.2, issuing the data. According to the method, automatic acquisition, calculation, transmission and updating of atmospheric humidity data are realized, links of manual table lookup, interpolation, input and the like are completely omitted, the data acquisition efficiency is greatly improved, a blast furnace control system can timely adjust blast furnace air supply parameters according to real-time data, the blast furnace parameters are accurately and timely controlled, and the production efficiency is improved.

A kind of lidar technology for atmospheric waveguide fast measurement, temperature and humidity profile, the key factor of atmospheric waveguide, can be measured simultaneously, the device includes laser emission module: 822nm online seed laser, 822nm offline seed laser, 1064nm pump laser, laser frequency locking module, optical parametric oscillator, acoustooptic modulator, frequency doubling module and emission optical assembly;Echo receiving module: optical receiving telescope and optical lens assembly, F-P filter, polarization light splitting prism, iodine molecular absorption cell, Fizeau interferometer and photodetector;Data acquisition and processing module.The present application fuses differential absorption lidar and two detection systems based on interferometer high spectral lidar, adopts seed injection optical parametric oscillator laser technology, obtains high frequency stability 822nm laser to realize atmospheric humidity profile fast measurement, remaining 532nm laser realizes atmospheric temperature profile fast measurement, finally inverts atmospheric waveguide parameter, realizes atmospheric waveguide efficient and accurate measurement.

The present invention relates to the field of atmospheric remote sensing technology, and in particular to a laser radar-based all-weather temperature and humidity inversion method, comprising the following steps: S1, obtaining laser radar data of relevant wavelengths required for water vapor and temperature inversion, and preprocessing the laser radar data; S2, performing noise filtering on the laser radar data preprocessed in S1; S3, using a temperature and humidity inversion formula and substituting calibration parameters to perform inversion processing on the laser radar data after noise filtering in S2, to obtain an atmospheric temperature profile #imgabs0# and an atmospheric humidity profile #imgabs1#. The present invention, through adaptive filtering, ensures signal smoothness while retaining rich high-altitude information, thereby increasing the detection distance of temperature and humidity, ensuring all-weather detection of temperature and humidity, and effectively improving the inversion accuracy of temperature and humidity. Furthermore, the present invention can adapt to complex atmospheric environments, has high data reliability, and further effectively supports all-weather, long-term temperature and humidity data inversion.

The invention provides a water-cooling healthy air conditioner. A bracket for mounting a motor, one or more inclined air inlet pipelines and a vertically upward air supply pipeline are arranged in an inclined multi-way vertical pipeline; the inclined multi-way pipe is connected with a cold water pool and absorbs heat through water evaporation for refrigeration. The motor is fixed in the vertical pipeline through bolts, and the impeller is installed on a motor shaft. Corresponding fixing holes are formed in the inclined multi-way and the cold water pool. The cold water pool is provided with radiating fins, and the base is provided with damping rubber foot pads. Refrigeration is achieved through water evaporation, and energy consumption is avoided (air supply is achieved through fan energy consumption); the refrigeration temperature is suitable for human bodies; evaporated water is added into the atmosphere for circulation to improve the atmosphere humidity; the water in the pool can purify air, remove dust and remove formaldehyde. Air is vertically and upwards supplied, convection is accelerated, and surrounding light objects are not blown.

The present invention relates to the technical field of atmospheric humidity retrieval, and relates to a method and system for retrieving atmospheric humidity based on GNSS. The method includes obtaining first information, second information, and a trained first neural network. The first information includes GNSS signals collected at low-altitude stations, and the second information includes surface humidity data around the low-altitude stations; processing the first information by using a polarization filtering algorithm and a beamforming algorithm to obtain processed first information; training a second neural network according to the processed first information and the second information to obtain a trained second neural network; inputting the first information and correction parameters for correcting wet delay into the trained first neural network to obtain an output result; performing water vapor retrieval based on the output result to construct a water vapor field. The present invention effectively improves the accuracy of atmospheric humidity retrieval in low-altitude regions.

The invention relates to the technical field of hydrogen production, in particular to an AEM hydrogen production equipment anti-corrosion parameter strengthening system adapting to a marine environment. Comprising an environmental parameter monitoring module, an equipment state sensing module, a central processing module and an anti-corrosion execution module, the environmental parameter monitoring module is configured to collect salt mist concentration, atmospheric humidity, seawater splashing frequency and illumination intensity in a marine environment in real time; the equipment state sensing module is configured to obtain the polar plate temperature of the AEM hydrogen production equipment, the working voltage of a membrane electrode assembly, the internal pressure of an electrolytic bath and the surface potential of a metal connecting piece; the central processing module is in communication connection with the environment parameter monitoring module and the equipment state sensing module and is used for generating a dynamic anti-corrosion parameter adjusting instruction according to the coupling relation between the environment parameters and the equipment state parameters. And the corrosion resistance of the equipment in a marine environment is improved.

The invention discloses a multi-channel active nitrogen classification measurement system and method based on a high-precision cavity, and relates to the technical field of trace detection, micro-element analysis, atmospheric environment monitoring and high-precision cavities. A gas inlet module inputs sampled gas into a humidity control module, a pyrolysis module and a high-precision cavity measurement module; the sampling gas is ambient atmosphere or ambient atmosphere after filtering reaction gas; the humidity control module inputs the humidified gas into the pyrolysis module; the pyrolysis module comprises a plurality of pyrolysis units with different pyrolysis temperatures and is used for inputting directly sampled gas and humidified gas; the pyrolysis unit is used for performing pyrolysis separation on nitric acid and nitrate ester in the ambient atmosphere to generate nitrogen dioxide gas; all the gases are subjected to temperature control by the water bath heating module and then enter the high-precision cavity measurement module, and the concentration of nitrogen dioxide gas in each gas is measured by the high-precision cavity measurement module, so that the concentrations of different types of active nitrogen in the ambient atmosphere are obtained. The high-sensitivity measuring system and the high-sensitivity measuring method can accurately measure the concentration of different active nitrogen gases.

The invention discloses an atmosphere water collecting device, and relates to the technical field of atmosphere water resource collection, the atmosphere water collecting device comprises a water storage tank, a control device, a driving device and at least one flexible water collecting body, the water storage tank is provided with at least one opening, and the openings are in one-to-one correspondence with the flexible water collecting bodies; the contour shape of each flexible water collecting body is matched with the contour shape of the corresponding opening, each flexible water collecting body is fixedly connected to the corresponding opening of the water storage tank, and a plurality of gaps are formed in each flexible water collecting body; the control device can control the driving device to keep starting when the atmospheric humidity meets a set condition; the driving device can make the flexible water collecting bodies deform towards the interior of the water storage tank, when the flexible water collecting bodies deform, the corresponding gaps are opened in the first direction, and the first direction is the width direction of the corresponding gaps. According to the invention, the mist catching and water collecting functions can be realized, and the evaporation loss is greatly reduced.

The application discloses a kind of considering atmospheric humidity's coastal area photovoltaic power generation power prediction method and system, wherein method includes the following steps: obtaining the first meteorological element real-time data of the environment of current detection period coastal area photovoltaic power generation device, first meteorological element includes: relative humidity and evapotranspiration;Based on short-time photovoltaic power generation power prediction model, combine relative humidity real-time data and evapotranspiration real-time data, calculate the power prediction value of photovoltaic power generation device in next detection period.By introducing and coastal area characteristic highly related evapotranspiration and relative humidity and other meteorological elements, as the main influencing factor of short-term photovoltaic power generation power prediction, the accuracy of coastal area photovoltaic power generation power prediction is significantly improved.

The invention provides a water-cooling healthy air conditioner which is characterized in that an exhaust fan is mounted in a vertical pipeline of an asymmetric inclined multi-way, the lower part of the asymmetric inclined multi-way is connected with a cold water pool, and water evaporation heat absorption refrigeration is utilized; refrigeration does not consume energy (the fan consumes energy to supply air); the refrigeration temperature is suitable for human bodies; moderate refrigeration is realized; evaporated water is added into the atmosphere for circulation to improve the atmosphere humidity; the water in the pool can purify air, remove dust and remove formaldehyde. The air outlet pipeline is provided with a heater. The device is comfortable, energy-saving, efficient and capable of beautifying (heat and moisture are supplied in winter, and the skin is not cracked). The defects of a Freon air conditioner are overcome as follows: 1, the refrigeration temperature of Freon is far lower than the comfortable temperature of a human body, so that the Freon air conditioner is unhealthy and excessive refrigeration is realized; the vaporization heat of Freon is far lower than that of water, and the refrigeration energy consumption is large; and 3, leakage of Freon can damage the environment. And 4, the Freon air conditioner cannot supply humidity in winter.

The application provides a cloud bottom height estimation method and device based on a ground-based microwave radiometer, comprising: receiving historical sounding data of an observation area input by an external device; establishing a relationship matrix among a cloud bottom emissivity, liquid water content and an infrared instrument detected radiation brightness temperature according to a detection frequency of the infrared instrument in the ground-based microwave radiometer and the historical sounding data; determining the cloud bottom emissivity based on the relationship matrix and according to real-time observation of the ground-based microwave radiometer to obtain the liquid water content and the infrared instrument detected radiation brightness temperature; determining a real temperature of the cloud bottom according to the cloud bottom emissivity; and estimating the cloud bottom height based on the real temperature of the cloud bottom, an atmospheric temperature profile and an atmospheric humidity profile. The application can judge and correct the cloud bottom height through real-time measurement of the atmospheric temperature and humidity profile, thereby significantly improving the estimation accuracy of the cloud bottom height and optimizing the observation performance of the ground-based microwave radiometer in cloud bottom height observation.

The invention relates to the field of ferrous metallurgy, in particular to a method for adjusting the air supply area of a blast furnace tuyere according to seasonal atmospheric humidity change. The air volume needing to be supplemented for blast furnace hearth heat balance change caused by humidity change is calculated; and calculating the blast-furnace tuyere air supply area variation. The method has the advantages that the air supply area of the blast-furnace tuyere can be more accurately adjusted by calculating the influence of the moisture on the heat of the blast-furnace hearth and the air volume change requirement caused by the influence, so that the blast-furnace air volume is matched with the heat change of the hearth; reasonable adjustment of the air supply area of the tuyere is beneficial for guaranteeing stability of a tuyere rotation area, the stable tuyere rotation area can reduce turbulence of airflow in a hearth, and the utilization rate of coal gas is increased; and through quantitative calculation, the blindness can be avoided, so that unnecessary energy consumption is reduced as much as possible on the premise that the blast furnace meets the production requirements, and the energy cost is reduced.

The invention discloses an automatic fertilization and watering control method and system for landscape garden seedlings, and relates to the technical field of fertilization, watering and water saving. Comprising the following steps: acquiring nursery stock growth environment data and growth state data based on a preset acquisition period and a real-time triggering condition; the nursery stock growth environment data at least comprises soil humidity, a soil EC value, atmospheric humidity, rainfall and illumination duration, the nursery stock growth state data at least comprises plant height, a leaf SPAD value and young shoot growth amount, the preset acquisition period is preset, and the real-time trigger condition at least comprises extreme weather early warning and soil parameter exceeding threshold. Real-time nutrient and moisture requirements of seedlings in different growth stages are judged through seedling growth environment data and growth state data in combination with seedling growth requirement models of an environment factor analysis layer and a growth stage matching layer, artificial experience errors are avoided, it is ensured that maintenance measures are highly matched with actual requirements of the seedlings, and the maintenance efficiency is improved. Maintenance risks such as root burning and withering are reduced, and the survival rate and growth quality of seedlings are improved.

Provided is a technique that, when heat-treating a substrate including an exposed resist film formed on a surface of the substrate and exhibiting a change in solubility of an exposed portion or an unexposed portion in a liquid developer by reacting with water and being heated, is capable of promoting the change in the solubility. For this purpose, a heat treatment apparatus includes: a stage 23 on which the substrate W is placed and heated; a lifting mechanism 26 configured to relatively raise and lower the substrate W between a first position at which the substrate is placed on the stage 23 and a second position spaced apart from the stage; and a gas supply 33 configured to supply a first gas having a humidity higher than that of an atmosphere in which the stage 23 is provided, to the substrate W located at the second position before moving to the first position.

An atmospheric moisture measuring system is provided that includes at least one moisture collector, at least one moisture sensor, at least one heater and at least one timer system. The at least one moisture collector is coupled to receive an airflow from a bleed system of a vehicle. Each moisture sensor is coupled to receive evaporated moisture from an associated moisture collector of the at least one moisture collector. Each heater is configured to heat an associated moisture collector to generate the evaporated moisture received by an associated moisture sensor. Each timer system is configured to selectively activate an associated heater.

The application discloses a kind of blast furnace humidity automatic regulating method, device, equipment and storage medium.The method is executed by the blast furnace equipment with first humidification steam pipeline and second humidification steam pipeline, comprising: obtaining preset humidity information, and judging whether the current target blast furnace exists furnace changing operation;According to the blast pressure difference and current atmospheric humidity, determine the current air humidity adjustment value, and obtain the adjustment dead zone width according to the current air humidity adjustment value;According to the current atmospheric humidity, target blast humidity and current blast humidity, obtain air humidity difference value;According to the size relationship of air humidity difference value and adjustment dead zone width, the opening of first humidification steam pipeline and / or second humidification steam pipeline is adjusted, to automatically regulate the blast furnace humidity.Through the technical scheme of the application, the automatic regulation of blast furnace humidity can be realized, and the control precision and regulation speed of blast furnace humidity are improved.