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210results about How to "Improve governance effect" patented technology

Intelligent runoff pollution monitoring and responding method and system

The invention provides an intelligent runoff pollution monitoring and response method and system, and the method comprises the steps: arranging a plurality of monitoring points in a runoff region, collecting water quality, hydrological and meteorological data in real time through a sensor, transmitting the data to a data processing center through a wireless network, carrying out the preprocessing, storage and analysis, and calculating the comprehensive pollution index of each monitoring point. And comparing with a set index threshold value. When the comprehensive pollution index exceeds a threshold value, the system identifies and evaluates key water quality parameters so as to determine a reasonable parameter threshold value; once data of a monitoring point exceeds a preset pollution threshold value, an alarm mechanism is triggered, then a pipe network water flow model and a geographic information system are combined to reversely track a pollution path, accurately position a pollution source and provide a basis for pollution control, and the process comprises the steps of screening suspected pollution source nodes, calculating a propagation path probability and preferentially checking a high-probability path. The traced pollution source or path probability is lower than a preset value.
Owner:ANHUI YAJING RAINWATER UTILIZATION TECH CO LTD

Water and soil conservation monitoring system and method based on Internet of Things technology

The invention discloses a water and soil conservation monitoring system and method based on the Internet of Things technology, and relates to the technical field of water and soil conservation monitoring. A data acquisition module of the Internet of Things technology is utilized to judge small, medium and large drainage basins according to the drainage basin length of a monitoring area; then real-time data of soil humidity, drainage basin correlation and water and soil conservation measures are collected in real time from a monitoring area, a calculation and evaluation module is used for respectively inputting, sequentially calculating and outputting a soil erosion rate TQ, a drainage basin monitoring area evaluation value LY and a water and soil conservation measure adjustment value SBF, and the water and soil conservation measure adjustment value SBF is calculated and output on the basis of the water and soil conservation measure adjustment value SBF; according to the method, the accuracy of monitoring and the pertinence to small, medium and large drainage basins are ensured, a closed-loop feedback mechanism is formed, an innovative monitoring method is realized, and the beneficial effects provide more scientific, comprehensive and effective support for water and soil conservation work.
Owner:NANJING XUNTIAN TECH

Comprehensive sand prevention and control system for arid region

The invention provides a comprehensive desertification prevention and control system for an arid region, and relates to the technical field of environmental governance, the comprehensive desertification prevention and control system comprises a sand blocking unit, a straw grid unit, a vegetation unit and a biological crust layer unit, and the sand blocking unit is arranged on the same side of the vegetation unit, the straw grid unit and the biological crust layer unit and located in the windward direction; the straw grid units are arranged around the vegetation units, the biological crust layer units are arranged in an area defined by the straw grid units and cover the earth surface, and the biological crust layer units are arranged around the vegetation units. The desertification prevention and control effect is improved by selecting shrub types with high hydraulic safety and low growth rate and combining physical and biological skinning technologies.
Owner:NORTHWEST INST OF ECO ENVIRONMENT & RESOURCES CAS

Underground water level prediction method based on KAN network architecture

The invention discloses an underground water level prediction method based on a KAN network architecture. The underground water level prediction method comprises the following steps: collecting underground water level historical data and underground water level influence factor historical data as original data; using LASSO regression to screen out relatively independent variables having influences on the underground water level for predicting the underground water level; obtaining a training set and a verification set; building an underground water level prediction model based on a KAN network architecture, wherein the underground water level prediction model comprises an LSTM layer, a Dropout layer and an output layer of the KAN network; training and optimizing an underground water level prediction model based on a KAN network structure to obtain an optimal parameter combination; and taking the optimal parameter combination as a model parameter to obtain a current underground water level prediction model based on the KAN network structure, inputting the fitted verification set data into the current underground water level prediction model based on the KAN network structure, and using the verified current underground water level prediction model based on the KAN network structure for underground water level prediction. According to the method, the underground water level is predicted.
Owner:TIANJIN UNIV

Expressway traffic prediction method and system based on cloud side end

The invention relates to the technical field of traffic control, and discloses an expressway traffic prediction method and system based on a cloud side end, and the method comprises the steps: configuring data collection equipment of an expressway, and constructing a whole-region road sensing network of the expressway; configuring edge computing nodes of the expressway at the key hub, and obtaining a lightweight data packet of the expressway; according to the lightweight data packet, cloud storage data of the expressway is generated, and a traffic mode of the expressway is analyzed; identifying a traffic flow change trend and an abnormal traffic condition of the expressway, and setting an abnormity self-service processing mechanism and an intelligent auxiliary system of the expressway; defining a traffic management mode and a user interaction mechanism of the expressway, and generating a data sharing platform of the expressway; and in combination with the whole-region road sensing network, the traffic flow change trend and the data sharing platform, traffic prediction processing of the expressway is executed, and a prediction processing result is obtained. According to the invention, the prediction efficiency and accuracy of the expressway traffic prediction system can be improved.
Owner:TE WEI LE XING (GUANG ZHOU) JI SHU YOU XIAN GONG SI

Lake and warehouse integrated data processing method, device, equipment, medium and program product

The invention relates to a lake and warehouse integrated data processing method, device and equipment, a medium and a program product. The method comprises the following steps: collecting heterogeneous data from a data source in batches and / or in real time; cleaning is carried out according to the types of the heterogeneous data, and the cleaned data are stored in a constructed real-time lake bin; constructing an ETL (Extract-Transform-Load) link for the data in the real-time lake and warehouse, and processing the data through the ETL link to obtain processed data; wherein the ETL link is an extraction, conversion and loading link; and querying the processed data from the real-time lake cabin through a calculation engine, and providing corresponding data service. Therefore, the timeliness of data entering the lake can be improved as much as possible under the condition that the throughput rate is guaranteed, the stability of the whole processing process is high, the intelligence of ETL link processing is well improved, and the lake-warehouse integrated data management efficiency is remarkably improved.
Owner:CHINA TELECOM CLOUD TECH CO LTD

Novel anti-slide pile and intelligent regional landslide monitoring management method and system

The invention discloses a novel anti-slide pile and an intelligent regional landslide monitoring and management method and system, relates to the technical field of landslide monitoring, combines the functions of real-time monitoring, early warning and prediction, structural stability evaluation, maintenance scheme analysis and the like, is beneficial to improving the scientificity, accuracy and efficiency of landslide control, reduces the geological disaster risk, and improves the safety of landslide management. Meanwhile, by combining elements such as the inclined piles in front of the piles, the anchor cables and the water guide pipes, the structure not only improves the stability of the slide-resistant piles, but also can effectively control deformation and drainage of landslides, so that geological disaster risks are reduced, casualties and economic losses are reduced, and the structure is composed of the slide-resistant piles, the anchor cables, the inclined piles in front of the piles, the water guide pipes and the drainage pipes; the anti-slide pile is a hollow pile, the anchor cable and the inclined pile in front of the pile are constructed in the hollow pile, the hollow pile part is filled with concrete after the anchor cable and the inclined pile are constructed, and the concept that the anchor cable cannot be constructed in a traditional embedded anti-slide pile is changed.
Owner:GUIZHOU UNIV +3

Water and soil conservation soil loss data monitoring system and method

The invention discloses a water and soil conservation soil loss data monitoring system and method, and the method comprises the steps: constructing a soil loss data management container through a water and soil conservation management device according to the information of a to-be-monitored target region, the soil loss data management container divides the to-be-monitored target area into a plurality of sub-areas of the monitored target area; the soil loss data management container creates soil loss data management sub-containers corresponding to the water and soil conservation monitoring features according to the sub-region sequence of the monitoring target region corresponding to the water and soil conservation monitoring features; and the soil loss data management sub-container corresponding to the water and soil conservation monitoring characteristics obtains a data sequence and a data change trend corresponding to the water and soil conservation monitoring characteristics according to the sub-region sequence of the monitoring target region corresponding to the water and soil conservation monitoring characteristics, and completes water and soil conservation monitoring of the to-be-monitored target region.
Owner:德阳市水土保持监测站 +1

Polluted soil treatment device

The utility model relates to the technical field of contaminated soil treatment and discloses a contaminated soil treatment device which comprises a base, a connecting ring and universal wheels, the connecting ring is welded to the front face of the base, the three universal wheels are arranged at the bottom of the base, and a rotary cutting mechanism and a spraying mechanism are arranged at the top of the base. The rotary cutting mechanism comprises a supporting frame, a first driving motor, a threaded sleeve, a threaded rod, a fixing frame, a second driving motor, a first supporting rod and a rotary cutter, the two ends of the supporting frame are welded to the top of the base, the first driving motor is arranged in the middle of the top of the supporting frame, and one end of the threaded sleeve is fixedly connected to the output end of the first driving motor. According to the contaminated soil treatment device, by adjusting the height of the fixing frame, the fixing frame drives a rotary cutter to move downwards through a first supporting rod, meanwhile, when the first supporting rod drives the rotary cutter to rotate, the rotary cutter can conduct rotary cutting on contaminated soil, the contaminated soil on the lower portion is turned over to the upper portion, and therefore when a chelating agent is sprayed, the chelating agent is sprayed to the upper portion; the water can be comprehensively sprayed to the polluted soil overturned to the upper part.
Owner:GUANGXI ZHONGDI CISCO ECOLOGICAL ENVIRONMENT CO LTD

Irrigation and drainage system and method for restoring ecology of saline-alkali soil

The invention relates to an irrigation and drainage system for restoring saline-alkali soil ecology and a method thereof, and relates to the technical field of saline-alkali soil restoration. Comprising a plurality of groups of irrigation and washing water pipes horizontally buried in the land, a transfer water pipe horizontally buried in the land and vertically communicated with the irrigation and washing water pipes, a water inlet pipe vertically arranged at the upper side end of the transfer water pipe and extending to the upper side of the earth surface, and two groups of water collecting drainage pipes arranged on the lower sides of the irrigation and washing water pipes and used for collecting irrigation and washing wastewater, a plurality of groups of irrigation holes are formed in the irrigation water pipe in the length direction of the irrigation water pipe, a plurality of water collecting holes are formed in the upper side end of the water collecting drain pipe in the length direction of the irrigation water pipe, and water filtering films are arranged at the water collecting holes of the water collecting drain pipe; one ends of the water inlet pipe and the water outlet pipe are respectively communicated with the salt analyzer. The irrigation and drainage system has the advantages that the land is layered underground through the irrigation and drainage system, even if the surface temperature of the land rises, salt in the lower-layer soil cannot be sucked upwards, and therefore the treatment effect is further improved.
Owner:WATER RESOURCES RES INST OF SHANDONG PROVINCE

Pepper cultivation device capable of reducing soil-borne diseases and use method thereof

The invention relates to a pepper cultivation device capable of reducing soil-borne diseases and a using method thereof.The pepper cultivation device comprises a mounting plate and further comprises a first plate body, a second plate body and a rotating plate located between the first plate body and the second plate body, and a first connecting shaft is rotationally connected with the first plate body and the second plate body and fixedly connected with the rotating plate; the side wall of the rotating plate is provided with a containing groove for placing seedling cups, the first plate body is provided with a liquid injection structure with the output end facing the containing groove, the liquid injection structure is located above the rotating track of the containing groove, and the second plate body is provided with a jacking plate located below the liquid injection structure. The rotating disc rotates to be matched with the jacking plate, when seedling cups in the containing grooves rotate and move to the position between the jacking plate and the liquid injection structure, the heights of the seedling cups are higher and higher, the liquid injection structure is promoted to be inserted into soil in the seedling cups, and therefore remediation liquid is injected into the soil instead of being sprayed on the surface of the soil only in the prior art. The treatment effect on the soil is effectively improved.
Owner:GANSU RES INST OF AGRI ENG TECH

Beach operation boat tractor

The invention relates to a mudflat operation boat tractor, and belongs to the technical field of spartina alterniflora governance, the mudflat operation boat tractor comprises a boat tractor, the back of the boat tractor is provided with an anti-silting assembly, a mowing and crushing assembly, a rotary tillage assembly or a film mulching assembly, the anti-silting assembly is used for increasing the contact area of the contact surface of the boat tractor and the ground, the silting possibility of the boat tractor is reduced, and the mowing and crushing assembly is used for mowing and crushing the boat tractor. The mowing and crushing assembly is used for mowing the spartina alterniflora so as to reduce the height of the spartina alterniflora, the rotary tillage assembly is used for pressing the crushed spartina alterniflora into slurry and turning the slurry below a mud flat to a surface layer, and the film mulching assembly is used for laying an agricultural film to the spartina alterniflora so as to inhibit photosynthesis of the spartina alterniflora. The method has the effect of improving the spartina alterniflora treatment efficiency.
Owner:CHENGTONG KAISHENG ECOLOGICAL CONSTR CO LTD

Data management method and device and storage medium

The invention discloses a data governance method and device and a storage medium, belongs to the technical field of data processing, and is used for solving the technical problems that a data governance tool cannot solve the special data problem in actual business and cannot process unstructured data. The method comprises the following steps: reading original data in a data source; for the structured data, after the verification process based on the general verification rule is passed, secondary verification is carried out by using the service verification rule, and a data quality report is generated according to a verification result; and aiming at the unstructured data, checking by utilizing an image checking rule, and generating a data quality report according to a checking result. According to the technical scheme, the technical effect that the special data problem in the actual service can be solved on the basis that the unstructured data can be processed can be achieved.
Owner:浪潮数字粮储科技有限公司

Storage yard dust treatment system for ore storage yard

The invention discloses a storage yard dust treatment system for an ore storage yard, and relates to the technical field of dust treatment, and the storage yard dust treatment system comprises a dust recovery judgment module, a storage yard dust treatment module and a storage yard dustproof early warning module. The treatment type of the storage yard is judged according to the recoverability model, if the treatment type of the storage yard is direct treatment, a wet treatment scheme is set, and if the treatment type of the storage yard is recovery treatment, a dry recovery scheme is set, so that a storage yard treatment scheme is obtained, and then storage yard treatment is conducted. Then, the actual treatment data of dust is collected in the treatment process through the storage yard dust treatment module, whether treatment continues or not is judged according to the actual treatment data, finally, the regional dust treatment module is responsible for collecting and analyzing the dust treatment data of all regions, and if dustproof treatment needs to be conducted, corresponding prompts are sent to workers, so that the dust treatment efficiency is improved. According to the system, the dust treatment cost is reduced, and the dust recovery effect is improved.
Owner:JIANGSU GOOD CRAFTSMAN ENERGY SAVING TECH CO LTD

Mine repairing device

The utility model relates to a mine repairing device in the technical field of mine repairing, and the mine repairing device comprises a metal net which is arranged on a side slope of a mine, and a gap is reserved between the metal net and the side slope; the base layer covers the side slope and the metal net; and the seed layer covers the substrate layer. According to the mine remediation device, the adhesive capacity of soil on the side slope of the mine can be improved, and the survival rate of green plants is increased.
Owner:BEIJING KUANGWUJU SYNTHESIZE GEOLOGY ENG CO

Mining area soil heavy metal pollution abatement and remediation equipment

The invention relates to the technical field of mining area soil treatment and remediation equipment, in particular to mining area soil heavy metal pollution treatment and remediation equipment. Comprising a carriage; the exhaust port is formed in the inner wall of the compartment; the outer wall of the material conveying device is fixedly connected with the inner wall of the carriage; the bottom end of the screening device is fixedly connected with the inner wall of the carriage; the outer wall of the adding device is fixedly connected with the inner wall of the compartment, the functions of waste soil and waste residue conveying, screening, crushing, soil conditioner adding for treatment and remediation, discharging and the like are integrated, the waste soil and waste residues in the mining area can be continuously treated in the moving process, the working efficiency is greatly improved, and the labor intensity of workers is reduced. The operation time and the labor cost are reduced, all the devices work cooperatively, through cooperation of an external power source and a control system, automatic operation of the equipment is achieved, manual intervention is reduced, and the accuracy and stability of operation are improved.
Owner:SHAOGUAN TAOLIN GREEN TECH

Air flow purification device of fully-mechanized face air return crossheading

The utility model belongs to the technical field of roadway dust removal, and relates to an air flow purification device of a fully-mechanized face air return crossheading, which comprises a frame type component, a lifting component, a lower rotating component, an upper rotating component and a spraying component, the frame type component is used for allowing an operation vehicle to pass through, and the lifting components are arranged on the two sides of the frame type component and used for achieving lifting of an upper structure in the frame type component; a spraying component is arranged in the middle of the upper structure of the frame type component and used for treating dust in an area where a vehicle passes through. The rotating lower part is hinged with one side of the lower structure of the frame type part, and the spraying part is arranged at the upper part of the rotating lower part; the rotating upper part is hinged to the side, close to the rotating lower part, of the upper structure in the frame type part, and a dust catching net is arranged between the rotating upper part and the frame type part. Sufficient passing space is provided for vehicles, obstruction of a traditional dust catching net to traffic is avoided, different roadway heights and environment conditions can be flexibly adapted, and the stability of the treatment effect is ensured.
Owner:SHAANXI COAL IND GRP SHENMU NINGTIAOTA MINING CO LTD +1

Industrial wastewater precipitation separation control system

The invention relates to the technical field of water pollution control and treatment, in particular to an industrial wastewater precipitation separation control system which comprises a shell, a treatment module and a sludge hopper. The sludge hopper is mounted at the lower end of the shell. The treatment module comprises a water passing block, a bottom plate and an inclined plate assembly. The water passing block is installed in the shell. The inclined plate assembly comprises a plurality of inclined plates which are evenly distributed in the circumferential direction of the water passing block, and a spiral channel is defined between the inclined plates and the water passing block. The bottom plate can be mounted between the water passing block and the sludge hopper in an up-down moving manner. According to the industrial wastewater precipitation separation control system disclosed by the invention, when wastewater needs to be treated, suspended pollutants in the wastewater are in full contact with the inclined plate by arranging the spiral, so that the wastewater treatment effect is remarkably improved. When the inclined plate needs to be cleaned, sludge on the inclined plate is cleaned in a vibration mode, surface abrasion of the inclined plate is relieved, the inclined plate can operate more stably, and then the water pollution control and treatment effect is improved.
Owner:BEIJING GUANGHELIETE TECHNOLOGY CO LTD

Float type ultrasonic water quality purification device

The utility model relates to the technical field of water quality purification devices, and discloses a float-type ultrasonic water quality purification device which comprises a lower barrel, an upper barrel is rotatably mounted on the lower barrel, a mounting seat is fixed on the upper barrel, a plurality of photovoltaic power generation panels are mounted on the mounting seat, a mounting frame is fixed at the top of the mounting seat, and a plurality of photovoltaic power generation panels are mounted on the mounting frame. A video recognition device is mounted on the mounting frame, an ultrasonic generator is mounted in the upper barrel, an ultrasonic transmitting probe is fixed to the outer surface of the upper barrel and connected with the ultrasonic generator, and an adjusting assembly is arranged in the lower barrel. According to the utility model, the positions of floating algae on the water surface are identified through the video identification device, and the direction of the ultrasonic transmitting probe is automatically adjusted, so that the ultrasonic transmitting probe transmits ultrasonic waves to the positions of the floating algae in a targeted manner, thereby realizing directional algae removal and improving the algae removal efficiency.
Owner:ZHEJIANG TIANYU INFORMATION TECH CO LTD

A high-temperature flue gas heat exchanger urea pyrolysis system

PendingCN122582749APyrolytically stableReduce fouling
The present application relates to the technical fields of urea pyrolysis, and particularly relates to a high-temperature flue gas heat exchanger urea pyrolysis system, which comprises a boiler flue chamber, an ammonia injection chamber, a side chamber and a pyrolysis furnace, the boiler flue chamber and the ammonia injection chamber are sequentially communicated, the side chamber is connected between the boiler flue chamber and the ammonia injection chamber and is communicated with the boiler flue chamber and the ammonia injection chamber respectively. The pyrolysis furnace is arranged in the side chamber, the side chamber is provided with a heat exchange pipe, and the heat exchange pipe extends into the pyrolysis furnace. The ammonia injection chamber is provided with a gas injection pipe, and the pyrolysis furnace is communicated with the gas injection pipe. The high-temperature flue gas heat exchanger urea pyrolysis system can directly heat the fresh air in the heat exchange pipe by using the high-temperature flue gas branched in the boiler flue chamber, and the fresh air is directly sent into the pyrolysis furnace after being heated, so that no additional connecting pipeline is needed, heat loss in the pipeline conveying process is avoided, energy consumption in the flue gas pollution treatment process is reduced, standard flue gas discharge and reasonable resource utilization are realized.
Owner:山东创宇能源科技股份有限公司

A groundwater in-situ treatment device

This utility model discloses an in-situ groundwater treatment device, including a base frame. A pumping power assembly is mounted on the upper surface of the base frame. A housing is fixedly connected to the upper surface of the base frame, and a fixing frame is also fixedly connected to the upper surface of the base frame. A water guide shell is fixedly connected to one side of the fixing frame. A connecting pipe is fixedly connected to the top of the water guide shell, and the connecting pipe is also fixedly connected to the top of the housing. A stirring assembly and an intermittent shielding assembly are provided inside the housing. A waste box is provided inside the water guide shell, and a filter plate is fixedly connected to the top of the waste box, with the filter plate in contact with one end of the liquid inlet of the connecting pipe. This utility model can not only filter impurities in the water, but also collect the cleaned waste through the waste box for centralized treatment. Furthermore, the stirring assembly allows for more complete dechlorination and degradation of organic pollutants in the groundwater.
Owner:JIANGSU QINGSHAN ECOLOGICAL CONSTR ENG CO LTD

Water green plant planting device

The utility model belongs to the field of water planting, and particularly discloses a water green plant planting device which comprises a floating bed. A connecting fork is installed on the front side of the floating bed, a connecting joint is installed on the rear side of the floating bed, the buoyancy pipe is a hollow pipe, the two ends of the buoyancy pipe are closed, after fixing rods at the two ends of the buoyancy pipe are fixed, the buoyancy pipe can slide along with changes of the water surface, a fiber matrix plate is installed on the floating bed, a hole is formed in the fiber matrix plate, and a clamping sleeve ring is installed in the hole. The clamping sleeve ring can fix a plant, the root of the plant is deformed along with the growth of the plant, when green plants are planted on the water, the plants with different diameters can be planted, and the device is more convenient to detach when the plants need to be transplanted. The device can be fixed at a certain position and can change along with the change of the water level to ensure that the device always floats on the water surface; when plants with underdeveloped root systems are planted, the braid type biological filler can be used for matching, so that the treatment effect on the water body is effectively improved.
Owner:GUANGDONG YUANTIAN ENG

Comprehensive removal and treatment method for spartina alterniflora

PendingCN119522770AImprove governance effectReduce the risk of proliferationDamsClimate change adaptationFisheryZoology
The invention discloses a comprehensive removal and treatment method for spartina alterniflora. The comprehensive removal and treatment method comprises the following steps: cutting; injecting water and dynamically regulating the water level; and putting benthonic animals and herbivorous fishes. According to the comprehensive removal and treatment method for the spartina alterniflora, photosynthesis and growth of the spartina alterniflora are inhibited through mowing and dynamic water level submerging; by introducing herbivorous fishes and benthic animals, the growth ability of the spartina alterniflora is weakened on the ground and underground respectively, the lasting and eco-friendly treatment effect is achieved, a biological control chain for comprehensively preventing and treating the spartina alterniflora is formed, regeneration of the spartina alterniflora is effectively controlled, and the risk that the spartina alterniflora is diffused in a water area is reduced.
Owner:NANJING UNIV ECOLOGICAL RES INST OF CHANGSHU

An improved agent for treating cadmium contaminated soil and a preparation method thereof

ActiveCN116286013Befficient governanceReduce cadmium ion content
The application discloses an improver for treating cadmium contaminated soil and a preparation method thereof, and belongs to the technical field of heavy metal contaminated soil treatment. The improver comprises the following raw materials: iron oxide, tri-potassium phosphate, biochar, corn sugar residue, xanthan gum, sodium citrate, vitamin E, arbutin, bilirubin and sodium bicarbonate. The improver is applied to cadmium contaminated soil, cadmium ions in the soil can be adsorbed and precipitated to form cadmium precipitates, the toxicity of the cadmium ions is reduced, earthworms ingest the cadmium precipitates into the body and fix them, so that the cadmium content in the soil is reduced. The improver can also promote the absorption, ingestion and digestion of cadmium ions by earthworms, maintain the normal physiological activities of the earthworms, reduce the toxic effect of cadmium on the earthworms, and make the earthworms better treat cadmium contaminated soil. The preparation method of the improver is simple, good in effect and friendly to the environment.
Owner:CHONGQING UNIV +1

Sowing device for soil conditioner

The utility model relates to the technical field of soil conditioner sowing, and discloses a soil conditioner sowing device which comprises a sowing box, a box cover is installed on the top of the sowing box, feeding ports are fixedly connected to the two sides of the sowing box respectively, a motor is fixedly connected to the top of the box cover, the output end of the motor is fixedly connected with a stirring shaft, and the stirring shaft is fixedly connected with the stirring shaft. A plurality of groups of stirring blades are fixedly connected to the outer surface of the stirring shaft, so that the device can uniformly and quantitatively spread different lands through a quantitative disc while a motor is used for driving a stirring rod to stir; according to the soil improvement device, soil in a part of areas can be prevented from being not completely improved due to non-uniform sowing or insufficient sowing amount during sowing, so that the land treatment effect is greatly improved, and in addition, the quantitative disc can be quickly replaced by utilizing the locking mechanism; and therefore, an operator can quickly replace the quantitative plates with different discharging amounts according to actual requirements, and the practicability of the device is greatly improved.
Owner:XIAJIANG COUNTY HUINONG ORGANIC FERTILIZER CO LTD

Enhanced multiphase extraction equipment and method for DNAPLs polluted site

The invention belongs to the field of polluted site soil and underground water treatment, and discloses DNAPLs polluted site enhanced multiphase extraction equipment and a DNAPLs polluted site enhanced multiphase extraction method, so that automatic control of the equipment is realized, and the treatment effect of the DNAPLs polluted site is improved. The equipment comprises a control system, an extraction well, an auxiliary well, a pressure gauge, an inflatable airbag pump, an air suction airbag pump, a microbial agent injection pump, an extraction vacuum pump, an on-line monitoring device comprising a flowmeter and a water level gauge, an air compressor and an air heater.
Owner:JIANGSU PROVINCIAL ACAD OF ENVIRONMENTAL SCI

A filtering treatment device and treatment method for smoke dust treatment

The present invention discloses a filtering treatment device and a treatment method for smoke dust treatment, and the present invention relates to the technical field of smoke dust filtration. By setting a primary, secondary and tertiary filter assembly, dust of different particle sizes in the smoke can be filtered step by step from large particle size to small particle size, so as to achieve the effect of multi-stage filtration of smoke dust. Compared with the traditional single-layer filter bag filtration method, the present invention enables the dust in the smoke to be fully filtered; the primary, secondary and tertiary filter assemblies can continuously clean the surface of the filter bag passing through the dust cleaning assembly while rotating, so as to achieve the effect of self-cleaning by using the power of smoke dust. When the dust cleaning assembly cleans the primary, secondary or tertiary filter assembly, the primary, secondary and tertiary filter assemblies can still be in normal working state, and the smoke filtration process will not be interrupted, thereby ensuring the continuity of the smoke filtration process, and can also protect the filter bag to the greatest extent, and extend the service life of the filter bag.
Owner:SHANDONG FUYUAN CONSTR GRP CO LTD

Submerged plant net bed improvement device for water body remediation

The utility model belongs to the technical field of water body remediation, and particularly relates to a submerged plant net bed improvement device for water body remediation, which comprises floating balls, a net bed main body and stone piers. The floating balls are connected with the net bed main body through nylon ropes, the length of the nylon ropes can be adjusted, the net bed main body comprises an upper-layer net piece and a lower-layer net piece, the larger side length of meshes of the upper-layer net piece is 3-6cm, the smaller side length of meshes of the lower-layer net piece is 4-8mm, four corners of the upper-layer net piece and the lower-layer net piece are connected through hard plastic rods, submerged plants are planted in the upper-layer net piece, and submerged plants are planted in the lower-layer net piece. The net bed body is connected with the stone piers through nylon ropes. The submerged plants are effectively fixed and the survival rate of the submerged plants is improved through the upper net piece and the lower net piece with different hole diameters, the vertical ecological niches of the net bed in the water body are adjusted according to the transparency of the water body through coordinated control of the floating balls and the nylon ropes, the limitation of the submerged plants on illumination is overcome, and the survival rate of the submerged plants is improved. The treatment effect of the submerged plants on the eutrophication of the water body is further improved.
Owner:RES INST OF INTELLIGENT PERCEPTION TECH INNOVATION HOHAI UNIV

A micro bubble soil remediation system

The present invention discloses a microbubble soil remediation system, including a rammed earth tube placed inside the soil, and an injection tube movably connected to the top of the rammed earth tube, the side wall of the injection tube is provided with an injection hole for injecting microbubbles, and the injection hole is set as a hole-shaped structure with a horizontal bottom and an upward angle at the top, and the periphery of the injection tube is provided with a water collection well for collecting pollutants treated with microbubbles. The present invention uses microbubbles to repair contaminated soil, and the designed injection tube greatly improves the treatment effect of microbubbles. This soil remediation system can repair the original soil structure to the greatest extent without destroying it, the operation is more systematic and standardized, the treatment effect is outstanding, and the treatment cycle is shorter.
Owner:ANHUI TONGYUAN ENVIRONMENT ENERGY SAVING CO LTD

Soil remediation equipment based on saline-alkali land improvement

The invention relates to the technical field of saline-alkali soil remediation, in particular to soil remediation equipment based on saline-alkali soil improvement, which comprises a walking structure, a crushing mechanism, a punching mechanism and a material injection mechanism, the walking structure comprises a walking platform; the crushing mechanism comprises a first hoisting plate, a plurality of crushing pipes and a first driving structure, the first hoisting plate is arranged above the walking platform in parallel, and the first driving structure is used for driving the crushing pipes to rotate; the punching mechanism comprises a plurality of punching pipes, and the punching pipes are arranged outside the crushing pipe in a sleeving manner; the material injection mechanism comprises a material storage box and a material guide pipe, one end of the material guide pipe communicates with the material storage box, the other end of the material guide pipe downwards penetrates through the crushing pipe, and a liquid outlet hole is formed in the material guide pipe; the device is provided with the crushing mechanism, the punching mechanism and the material injection mechanism, so that the effective action time of a treatment agent in soil is prolonged, and the saline-alkali soil improvement efficiency and effect are improved.
Owner:INNER MONGOLIA AGRICULTURAL UNIVERSITY