66 results about "Air Pollution Index" patented technology

The invention relates to an air pollutant monitoring and early-warning method and an air pollutant monitoring and early-warning cloud platform. The air pollutant monitoring and early-warning cloud platform comprises a data acquisition module, a data processing platform and a communication module, wherein the data acquisition module is used for acquiring a pollutant concentration in the air, a wind direction and a wind speed; the data processing platform is used for acquiring data output by the data acquisition module, adopting a puff orbit model for conducting three-dimensional flow field simulation, correcting error data through utilizing fitted historical pollutant concentration and wind speed monitoring data, predicting a pollutant concentration at a fixed location in future and calculating an air pollution index, and conducting three-dimensional flow field simulation by means of the puff orbit model to obtain pollutant concentration planar distribution by utilizing pollutant concentrations at monitoring points and the wind speed monitoring data for tracking a pollution source precisely; and the communication module is used for connecting a management system in a wired or wireless manner, connecting a user terminal in a wireless manner, and issuing air quality inspection reports, prediction reports, pollutant distribution contour diagrams and possible pollution source locations to the user terminal.

The invention provides an air quality monitoring and evaluating method. The method is based on an air quality evaluation model QOI algorithm, and is used for monitoring and evaluating the environmental quality. The method specifically comprises the following steps: 1) acquiring an actually measured concentration value of each pollutant in the air in real time through a data acquisition module by referring to a graded concentration limit value of each pollutant in the air, correspondingly calculating and obtaining an air quality index IAQI of each pollutant, and transmitting the air quality index IAQI of each pollutant to an environment-friendly intelligent monitoring terminal; 2) according to the IAQI of each pollutant obtained at step 1), selecting the maximum value of the IAQI to determine the AQI of the air quality index, and monitoring the air quality in real time according to the air pollution index through the environment-friendly intelligent monitoring terminal; 3) determining and evaluating the air quality level, the air quality category and the color representing the air quality according to the AQI grading standard.

The invention discloses an intelligent wearable purification device, which includes an intelligent air supply air filter assembly, an intelligent earphone, an air path connection assembly, a mask or nasal mask and control application software; the invention balances the airflow pressure in the mask through an electric air supply system, Solve the problem of uncomfortable breathing and stuffy after using the mask for a long time; introduce intelligent hardware to facilitate the collection and control of gas flow rate, real-time measurement of air pollution index before and after filtration, user breathing indicators and other data information, and synchronized on the mobile app for easy use The mask or nasal mask adopts a detachable connection method, and the retractable airway can be easily replaced and customized to meet the needs of wearing comfort and fashion and beauty; the air purification module and the smart earphone module are independent and detachable. The two modules can be used at the same time or independently, and their respective functions will not be affected. The combined use is not only a superposition of functions, but also brings an experience of intelligent mask and customized earphone content.

The invention discloses a navigation method and system. The navigation method comprises the steps: acquiring and recording an air pollution index of each region; and according to the air pollution index, determining a vehicle navigation route with lowest air pollution degree. According to the navigation method and system disclosed by the invention, the vehicle navigation route with lowest air pollution degree can be screened from a plurality of navigation routes, thus the influence of pollution borne by people in a driving travel, and the healthy travel is realized.

The invention provides a method and device for detecting the air quality, a controlling method and device for a movable air purifier, the movable air purifier, and a non-transitory computer readable storage medium. The method for detecting the air quality comprises the following steps that the air pollution indexes of a current location and at least two locations within a predetermined range around the current location of the movable air purifier are detected; when the air pollution indexes of the current location are less than the air pollution index of any location of the at least two locations, the movable air purifier is controlled to move by a predetermined distance towards the location where the air pollution index is the highest among the at least two positions; and the steps are executed repeatedly until the air pollution index at the current position of the movable air purifier is greater than or equal to the air pollution indexes of all locations in at least two locations in the predetermined range around the current location of the movable air purifier, the area with severe pollution in the area to be purified is purified preferentially.

The invention provides an intelligent air purifier. The intelligent air purifier is characterized by comprising a cloth bag filter screen, a centrifugal blower, a high-voltage electrostatic plate, an ozone generator, a control main-board, an indoor air sensor, wherein the cloth bag filter screen is arranged in front of the centrifugal blower; a bevel section-reducing channel where the centrifugal blower is placed is arranged in the middle of the purifier; a cathode electric grid and a W-shaped sliver groove of the high-voltage electrostatic plate are arranged behind the centrifugal blower; a reversing door is arranged at the terminal end of the purifier; the indoor air sensor is arranged in a room; the air purifier is installed outside the room to provide new air into the room; and the control main-board controls to turn on the purifier based on an air pollution index of the indoor air sensor. Therefore, the intelligent air purifier can keep people healthy and is suitable for the mass to use as new air can be supplied into the room for a long term, ozone sterilization is provided at the absence of a person, and the daily energy consumption of the whole machine is less than 1 KWH.

The present invention discloses a method and a system for publishing air quality in real time. The method includes: a monitoring apparatus gathers air quality information and transmits the gathered information to a monitoring centre; the monitoring centre analyzes and counts the gathered air quality information to obtain an air pollution index; a terminal transmits a data getting demand to the monitoring centre; the monitoring centre extracts the corresponding data information from a database and transmits to the terminal after the monitoring centre receives the data getting demand; the terminal receives the data information and displays the data information. According to the invention, a user can query and learn air quality data through multiple approaches, such as mobile phone, PC, large screen displayer and the like, and the method and the system provide conveniences for people in daily life.

The invention relates to a vehicle-mounted air conditioner control method. The vehicle-mounted air conditioner control method comprises the following steps of step A, calculating PM2.5; step B, internal circulation and external circulation control, specifically, according to one or more parameters of the air pollution index, the air humidity, the environmental temperature and the air output temperature, sending an internal circulation refusing command or an internal circulation allowing command; and step C, controlling air output capacity and negative ions. In the step B, when the parameters are adopted, the parameters have a specific priority order, and the sent command adopts the high-priority parameter. The invention also provides a vehicle-mounted air conditioner control system. The vehicle-mounted air conditioner control system comprises a PM2.5 calculating module, a negative ion control module, a fan control module and an internal circulation and external circulation control module. The vehicle-mounted air conditioner controller and the control method thereof disclosed by the invention have the beneficial effects that the novel internal circulation and external circulation control module is designed; on the premise that the conventional comfortableness is not changed, the purpose of energy-saving purification control of a purification system is realized; and besides, automatic internal circulation and external circulation switching can be well realized without the need for manual operation.

The embodiment of the invention provides a vehicle control method and a device, and relates to the technical field of vehicles. The vehicle control method comprises the following steps of detecting that the pollution index of air outside the vehicle is greater than or equal to a preset first threshold, and detecting that a vehicle window is under an opening state; and generating and executing an instruction of closing the vehicle window, so that the vehicle window is under a closing state. According to the vehicle control method disclosed by the invention, the defect that the vehicle cannot automatically operate according to the pollution situation of the air in the vehicle and the pollution situation of the air outside the vehicle is overcome, and the driving safety and protectiveness for the physical health of a passenger are improved.

The invention discloses a plasma purifier optimization control method. Various gas and particle sensors, a controller and external execution units form a closed-loop control circuit. A current air sampled value is compared with the national standard to judge air pollution index, and a corresponding air purification method is optionally selected; output power of a digital direct-current power source is changed according to measured ozone concentration, and the ozone concentration is dynamically controlled to maintain in the optimal range of the national standard.

The invention provides a fresh air fan and a control method for the air feed volume and the air exhaust volume of the fresh air fan. The control method comprises the steps that the air pollution index is obtained; the pollutant accumulation value is calculated; the current actual air volume of an air feeder is obtained from a parameter list according to the pollutant accumulation value; the air feed volume is compared with the air exhaust volume, the air volume of the air feeder and the air volume of an exhaust fan are adjusted, and accordingly the air feed volume is larger than the air exhaust volume. The invention further discloses the fresh air fan adopting the control method for the air feed volume and the air exhaust volume. By the adoption of the embodiment, it can be guaranteed that the fresh air fan continuously works in a micro-positive pressure state.

The invention discloses an intelligent sensing green construction dust removal system. The dust removal system mainly includes: a water storage module, a power pressurization module, an intelligent induction control module, and a spray dust removal module; The water source is introduced into the water storage tank, and the water storage tank is provided with filtering and water quality adjustment devices. The power pressurization module refers to the pipeline and nozzle that pressurizes water to the spray dust removal module through the water pump. The intelligent induction control module is According to the dust concentration in the air, the information is sent to the system controller through the sensor, so as to control the spray water volume and pressure. The dust removal system of the present invention can quickly and accurately remove dust according to the dust concentration in the air, intelligently control the spray intensity, and at the same time determine the chemical properties of water according to the air pollution index, which is safe, environmentally friendly, efficient and energy-saving, and has a good promotion in the field of green construction Application prospects.

The invention provides an indoor air quality adjusting system and method. The indoor air quality adjusting system comprises an outdoor part and an indoor part, wherein the outdoor part is used for storing outdoor air in an air storage container when the outdoor air pollution index does not exceed a first preset value; the indoor part is used for discharging the air in the air storage container to an indoor place when the indoor air pollution index reaches a second preset value. The indoor air quality adjusting system and method can be used for improving the indoor air quality; when the outdoor air quality is good, outdoor air is stored through an air compressor and the air storage container; when the air quality is poor, the air in the air storage container is discharged to improve the indoor air quality. According to the indoor air quality adjusting system and method, air purification medicaments are not required, secondary pollution is avoided, the purifying effect can be guaranteed when the air is seriously polluted, and the indoor air quality adjusting system has the advantages of being simple in structure, safe, stable and environmentally friendly.

The invention discloses an air quality prediction method based on a convolutional full-connection bidirectional gating circulation unit, and the method comprises the steps: extracting the depth features contained in meteorological data through a convolutional neural network, learning the time sequence and coherence of the data through a cyclic neural network, and finally predicting the needed dataat the next moment through a full-connection layer. In the patent, because meteorological data has no high requirement for anti-rotation performance, a special pooling-layer-free convolutional network is selected to extract related features. According to the method, the air pollution index at the next moment can be accurately predicted in a large number of learning samples. On the whole, the method not only can predict a single index, but also can predict all indexes of input data characteristics, reasonable prediction can be carried out in combination with global characteristics to a certainextent, and the prediction function in the patent is realized.

The invention provides an automobile air purification system. The automobile air purification system comprises a first air pollution sensor, a second air pollution sensor, a fan and a controller, wherein the first input end of the controller is connected with the output end of the first air pollution sensor, the second input end of the controller is connected with the output end of the second air pollution sensor, and the first output end of the controller is connected with the control end of the fan. According to the automobile air purification system provided by the invention, before the internal and external cycles of an automobile are started, an air pollution index in a compartment and an air pollution index outside the compartment are compared at first, and the external cycle mode of the automobile is started only when the air pollution index outside the compartment is less than the air pollution index in the compartment, in this way, the case that air with serious pollution outside the compartment is effectively prevented from entering the compartment is effectively avoided, effective control on air quality in the compartment is realized, and the personal safety of personnel in the compartment is ensured.

The invention discloses an air pollution index detection display system based on a gas sensor, and relates to the technical field of biology. The system comprises a housing, an air inlet, an air outlet, an air pump, a controller, sensor modules, and a displayer, wherein the air inlet and the air outlet are arranged at two sides of the housing, respectively; the air pump and the controller are arranged in the housing; the sensor module is arranged between the air inlet and the air outlet; the sensor modules comprise a sulfur dioxide sensor, a nitrogen oxide sensor, and a particulate matter sensor, the measurement ranges of which are 0-2000ppm, 0-2000ppm, and 0-1500ppm, respectively; and the displayer is arranged on the surface of the housing and is in electrical connection with the controller. The system is high in measurement accuracy, large in measurement range and small in size, is convenient to use, and is suitable for real-time environmental data detection in a plurality of places.

The invention discloses a direct-current transmission conductor dirt evaluation method and system. Particulate matter will attract charged ions to become new charged corpuscles, and consequently an ion flow field of a direct-current transmission conductor becomes more complicated. The evaluation method comprises the steps that a to-be-evaluated conductor is selected, and air pollution indexes in atransmission conductor area and rainfall meteorological data in a corresponding time period in a to-be-evaluated conductor area are collected; for a whole dirt accumulation process, an accumulation-cleaning model is adopted to calculate the accumulation condition of pollution particles around the conductor on the conductor; the accumulation condition obtained through calculation is substituted into the accumulation-cleaning model, and a conductor dirt cleaning condition in the corresponding time period is obtained and converted into equivalent salt deposit density; and the equivalent salt deposit density is compared with standard salt deposit density, and the dirty level of the current direct-current transmission conductor is judged. According to the direct-current transmission conductordirt evaluation method and system, the changing condition of the ion flow field on the surface of the conductor is calculated through the air pollution indexes and the meteorological data and then converted into the changing condition of equivalent salt deposit density, and therefore the dirty condition of the conductor is judged.

The invention discloses a cleaning and dust removing street lamp. The street lamp comprises a lamp holder, a lamp housing and a lamp cap, wherein the lamp housing is arranged at the top end of the lamp holder; a solar cell panel is arranged on the lamp housing, and is serially connected with an accumulator; the accumulator is connected with an air purifier; a manipulator for cleaning the street lamp is arranged below the lamp housing; the lamp cap is arranged in the lamp housing; and mosquito repelling devices are arranged surrounding the lamp cap. The air purifying device is arranged on the street lamp, and is applied to the street lamp in a large range, so that the air pollution index can be effectively reduced, mosquitoes and insects are quickly repelled, and the convenience is provided to users; and the manipulator is arranged for largely relieving the workload of cleaners and achieving the effects of energy conservation and environmental protection.

The invention provides high solid content cement slurry and a preparation method thereof and relates to cement slurry used in the cementing project. The invention aims to effectively increase the density of cement slurry, increase the solid content of the cement slurry for cementing and save the weighting agent material. The technical scheme of the invention is that the cement slurry contains the following components according to proportions: oil-well cement, high solid content filtrate reducer for cementing, high solid content dispersant for cementing, expanding agent, defoaming agent, retarder, weighting agent and distilled water. The preparation method of the high solid content cement slurry comprises the following steps: adding retarder in distilled water to form stable and uniform solution which is set to be a component A; mixing oil-well cement, high solid content filtrate reducer for cementing, high solid content dispersant for cementing, expanding agent, defoaming agent, retarder and weighting agent according to the proportions to prepare uniform powder which is set to a component B; and mixing the component A with the component B according to a ratio, preparing slurry according to the air pollution index (API) method to obtain the high solid content cement slurry. The invention is mainly used in the cementing project.

The invention relates to an in-automobile air quality control method and system, and relates to the field of automobile air conditioning systems. The method comprises the steps that firstly, the air pollution index of the air quality outside the automobile is monitored in a preset period T, the outer circulation time T1 and the inner circulation time T2 of the automobile in the preset period T are determined according to the air pollution index of the air quality outside the automobile, and secondly, the pollution concentration W0 of the air quality outside the automobile is monitored in the preset period T, the window opening time K1 and the window closing time K2 when the automobile is in the internal circulation state are obtained, after the filter capacity allowance FLV of the filter element of the air purifier of the automobile in the corresponding time period is calculated according to the T1, the T2, the K1, the K2 and the W0, if the filter capacity allowance FLV is smaller than the allowance preset value, an element replacement prompt is generated. According to the in-automobile air quality control method and system, in-vehicle air purification is carried out based on the environment where the vehicle is located, whether the filter element needs to be replaced or not can be judged in time according to the purification condition, and the air quality is guaranteed.

The invention discloses a method for removing haze from air, and belongs to the technical field of air purification. The method comprises the following steps: haze-containing air is discharged to a large induced draft fan, internal fan rotation and liquid medicine spray reaction make haze particles fall automatically, and fresh air obtained after processing is automatically discharged so as to realize removal of haze from air. Instances prove that the method has the advantages of simplicity, no use of irritating agents, harmlessness to environment and human bodies, convenient running due to adoption of a vehicle-mounted mode, eventual reduction of the air pollution index to 20-40 from 150-200, high visibility reaching 8-10km, extremely remarkable treatment effect, reduction of the traffic accidents on the road, and realization of large-scale promotion and application.

The invention discloses a method and system for detecting air pollution indexes according to a mobile terminal. The method comprises the following steps: detecting the concentration of the current suspended particles in air through a suspended particle induction device on the mobile terminal; sending the detected concentration of the current suspended particles to a terminal processor to process so as to obtain the concentration grade of the current suspended particles; sending the concentration grade of the current suspended particles to a mobile terminal interface by the terminal processor to display so as to enable a user to conveniently know the air quality in case of getting around. According to the method and system provided by the invention, the system can be arranged on the mobile terminal and is small insize, convenient to carry and extremely practical.

The invention discloses a residential area ecological environment detection assessment and management system based on a cloud service platform, and relates to the technical field of ecological environment detection and assessment. The system includes a mobile video monitoring device, a sewage pipeline monitoring device, an environment real-time monitor, a water quality monitoring device, a noise analyzer, a big data analysis platform, a big data storage platform for internet of things, and a cloud computing platform. A terminal server is connected with a command and dispatch center, a state assessment module and a fault diagnosis module. According to the system, by collecting ecological environment parameters of a residential area in real time, a building density index, a traffic development index, a residential area ventilation index, a vegetation coverage index, a pollutant discharge index, an air pollution index, a water pollution index and a noise pollution index of the residentialarea are calculated through a cloud computing platform, the problem of it is difficult for a conventional analysis function to adapt to urban management business development and data structure and quantity changes, and the system facilitates management and improves the intelligence of data monitoring and collection.

The invention provides a vehicle ventilation control method, a storage medium and a system. The method comprises the following steps: acquiring an air pollution index of an external environment of a vehicle; acquiring an opening value of a vehicle external circulation air door; the air pollution index represents air pollution, and when the opening value of the external circulation air door of the vehicle is larger than zero, if the air pollution index is smaller than or equal to a first index, reducing the opening value of the external circulation air door. According to the method, when the opening value of the external circulation air door is larger than zero, if the air pollution index in the external environment of the vehicle shows air pollution, the opening value of the external circulation air door is reduced, so that polluted air enters the vehicle as little as possible, and the air quality in the vehicle can be improved.