520 results about "Chemical storage" patented technology

The technical scheme of the invention relates to the technical field of gas detection, in particular to a hazardous chemical storage leakage positioning and tracing method based on a gas array. The method comprises the following steps: collecting gas concentration, components and environmental physical field parameters through a three-dimensional heterogeneous sensor array, and generating a multi-modal data set; and matching the noise mode feature library in the knowledge base by using a transfer learning algorithm, dynamically correcting the baseline drift of the sensor, and outputting calibrated data. A closed-loop adaptive mechanism adjusts sensor parameters and network hyper-parameters through meta reinforcement learning, neural architecture searches and optimizes a model structure, and a differential evolution algorithm updates fluid mechanics boundary conditions. Through cooperation of physical constraint and data driving, the problem of signal distortion in a complex environment is solved, the leakage source positioning precision and robustness are improved, and the method is suitable for the field of hazardous chemical substance storage safety monitoring.

The invention relates to the technical field of storage visual management, in particular to a chemical storage digital visual management system and method. The method comprises the following steps: deploying environment monitoring equipment for a storage area, constructing a multi-parameter fusion intelligent sensing network, and collecting temperature and humidity, gas concentration, pressure and vibration parameters in real time to obtain real-time environment data; based on the real-time environment data, evaluating a storage safety state, identifying an abnormal behavior and evaluating an environment risk to obtain a safety risk evaluation result; and deploying a distributed emergency response network based on a security risk assessment result, dividing risk levels and formulating a multi-level response strategy to obtain an emergency response execution scheme. According to the invention, a chemical warehouse management closed-loop system integrating multi-dimensional perception, intelligent analysis, dynamic control and three-dimensional visualization is constructed, so that accurate and safe management and control of a whole process, a whole space and a whole state are realized.

The invention provides a laboratory energy-saving optimization control system and method based on energy efficiency model driving, and relates to the technical field of intelligent control, and the method comprises the steps: recognizing a core coordinate of a temperature overrun region of a hazardous chemical substance storage region based on a fusion data set, and taking the core coordinate as a first point, identifying the oxidation reaction rate peak position coordinate of the hazardous waste treatment area as a second point, and identifying the boundary centroid coordinate of the abnormal heat dissipation area of the high-energy-consumption equipment as a third point; constructing a key point coordinate set based on the first point, the second point and the third point, and connecting the key points to generate a static polygon monitoring domain; performing grid discretization processing by taking the static polygon monitoring domain as a boundary to generate structured grid data containing vertex coordinates and unit adjacency relations; deformation parameters of each unit are calculated, and a non-uniform deformation field scalar operator is generated through fusion; and taking the scalar operator as a physical field coupling weight, and generating an optimization instruction set. According to the invention, intelligent control of equipment is realized.

The invention relates to the technical field of chemical production process monitoring, and provides a chemical storage tank liquid level real-time monitoring method and system based on image recognition, which can automatically generate an accurate illumination threshold value by applying big data analysis and machine learning technologies, can adapt to illumination changes of different chemical scenes, and can realize real-time monitoring of the liquid level of a chemical storage tank. The accuracy of liquid level monitoring under various illumination conditions is greatly improved; for image enhancement and correction, the system adopts a local region adaptive adjustment histogram equalization and optimization CLAHE technology and constructs a feature database assisted threshold segmentation and environmental parameter dynamic adjustment SFS model, so that dark environment images can be enhanced more excellently, strong light reflection can be removed, and reduction liquid level details can be cleared; according to the system, a dynamic weight updating mechanism is created for the first time, the weight is adjusted in real time according to the liquid level change and the image quality, interference of a single image is effectively avoided, and the monitoring reliability is remarkably improved.

The invention relates to the technical field of chemical safety emergency, in particular to a quick plugging emergency system for leakage of a chemical storage tank. The system comprises a leakage sensing data acquisition module, a leakage feature extraction module, a plugging decision generation module, a leakage trend prediction module, a plugging decision optimization module and a plugging execution control module. The leakage sensing data acquisition module acquires multi-sensor leakage data flow in real time; the leakage feature extraction module combines preset leakage physical constraint information and analyzes data to determine a leakage source and diffusion feature information; the plugging decision generation module generates an initial plugging scheme according to a built-in decision space and a fitness constraint condition; the leakage trend prediction module predicts leakage development to obtain prediction feature information; a plugging decision optimization module optimizes the initial scheme according to the initial scheme to form an optimization scheme; and the plugging execution control module drives the execution device to complete plugging. The system can improve the leakage detection accuracy, decision scientificity and plugging effectiveness, and guarantees the operation safety of the chemical storage tank.

The invention relates to the technical field of dangerous chemical storage and transportation, and discloses an intelligent dangerous chemical storage and transportation system, which comprises a sensing layer provided with an RFID automatic identification module, an environment monitoring module and a video monitoring and behavior analysis module; the data processing layer is configured with a data acquisition gateway, a data storage platform and a data processing and analyzing module; the application layer is configured with a management platform, an intelligent early warning and alarm system, an intelligent decision support system and a report generation and data archiving system; all the layers are connected through a communication network and are used for realizing real-time monitoring and management of the whole storage and transportation process of the hazardous chemical substances. By integrating technologies of RFID automatic identification, environment monitoring, video monitoring, behavior analysis and the like, real-time monitoring and automatic early warning of the whole storage and transportation process of the hazardous chemical substances are realized. Once environmental parameters exceed standards or abnormal behaviors occur, the system gives an alarm immediately and starts emergency response, the safety of the storage and transportation process is remarkably improved, and accidents are prevented and reduced.

The invention belongs to the technical field of chemical safety detection, and discloses a chemical storage tank corrosion safety detection device and method.The method comprises the steps that a route planning module plans routes of a side face detection mechanism and an end face detection assembly; the transverse driving mechanism drives the side face detection mechanism to move, and a detection unit on the side face detection mechanism detects the circumferential side face of the storage tank. The transverse moving assembly drives the end face detection assembly and the detection unit to detect the two end faces of the storage tank. The ultrasonic detection module, the infrared detection module and the image analysis module identify abnormal conditions of the storage tank; the comprehensive evaluation module comprehensively evaluates the corrosion safety of the storage tank and predicts potential risks. According to the invention, the circumferential side surface and the two end surfaces of the storage tank are rapidly and comprehensively detected, and corrosion safety detection is carried out on the storage tank by multiple means through ultrasonic detection, infrared detection and image analysis; and the detection results of the plurality of detection modules are fused with environmental data, the corrosion safety of the storage tank is comprehensively evaluated, and potential risks are predicted.

The invention discloses an intelligent agent spraying decoking system for energy-saving decoking of a hearth, and relates to the technical field of decoking of industrial boilers, the intelligent agent spraying decoking system comprises a sensing module used for collecting coke scale characteristic data, and the data comprises the temperature, thickness, component distribution and adhesion strength of coke scale; the module is combined with a temperature sensor, a component analyzer and image detection equipment for cooperative work, and multi-dimensional scorch scale characteristic information is obtained in real time. According to the intelligent agent spraying decoking system for hearth energy saving and decoking, through cooperative use of the sensing module, the control module, the agent storage module, the agent spraying module and the feedback module, intelligent and accurate decoking is achieved, the diversity of coke scales can be effectively dealt with, the heat efficiency of a boiler is improved, the energy cost is reduced, and the safety problem caused by the coke scales can be prevented; the problems that a traditional decoking method is low in efficiency, poor in applicability and insufficient in adaptability to coke scale types are solved.

The utility model discloses a swimming pool water treatment doser, which relates to the technical field of swimming pools, and comprises a machine main body and a shell, a dosing component is arranged in the shell, the dosing component comprises a bucket wheel, one side of the bucket wheel is connected with a baffle, and a second stirrer penetrates through the middle of the top of the machine main body. A first stirrer penetrates through the bottom of the second stirrer, and the first stirrer, the second stirrer and the bucket wheel are all sleeved with bevel gears. Through the arrangement of the dosing assembly, the bucket wheel is pushed by water flow to rotate, the bucket wheel drives the baffles to rotate after rotating, and when the baffles do not correspond to the bottom of the chemical storage cavity, chemicals in the chemical storage cavity fall into intervals of the bucket wheel, so that the chemicals are washed by swimming pool water flowing out of the water inlet to be mixed for the first time; when the baffle corresponds to the bottom of the medicine storage cavity, medicine adding is not carried out, and intermittent medicine adding operation is automatically completed; the three steps of water feeding, chemical adding and mixing can be achieved only through a single water pump, the structure is simple, and energy consumption is low.

Mobile water treatment modules are disclosed that are designed as building blocks that can be assembled together in parallel and / or series to form larger more complex water treatment processes for site specific applications. Mobile water treatment modules can be customized for project specific requirements and for client preferred features. The treatment modules typically used as building blocks include, but are not limited to, pumping modules, chemical dosing modules, chemical storage tank modules, sludge wasting modules, valve modules, pumping tank modules, filtering modules, and well head enclosure modules.

The invention provides a chemical storage tank gas leakage monitoring system and a gas leakage positioning method. A leakage diffusion model in a chemical storage tank area is constructed; extracting chemical gas diffusion characteristics at each monitoring position according to the leakage diffusion model, and performing inversion calculation on the chemical gas leakage concentration of the chemical storage tank area to obtain different pre-estimated leakage source positions and pre-estimated leakage source intensities in the chemical storage tank area; extracting infrared absorption characteristics of chemical gas at each high-risk leakage point at different moments from an infrared image sequence at different high-risk leakage points in the chemical storage tank area, and performing spatial constraint on each estimated leakage source position to obtain a spatial constraint value of each estimated leakage source position; and performing positioning evaluation on each estimated leakage source position to obtain the positioning confidence of each estimated leakage source position. By adopting the scheme of the invention, the success rate of leakage source positioning search can be improved under the scene of early weak leakage of the chemical gas.

The invention discloses a safety evaluation method, system, equipment and program for a chemical storage place, and relates to the technical field of dangerous chemical management, and the method comprises the steps: carrying out the time-space alignment of multi-source data; wherein the multi-source data comprises stored chemical data, environment data, equipment state data, management data and historical data; extracting spatial features of the multi-source data after space-time alignment, and generating a spatial risk weight map; pre-training a risk evaluation model; and mapping the weight in the spatial risk weight map to the risk evaluation model to obtain a risk level. Through the treatment scheme disclosed by the invention, potential risks of the storage place can be found in time, early warning can be performed in advance, emergency response can be started, the possibility of accidents can be effectively reduced, and the safety of the chemical storage place can be improved.

The utility model discloses a quantitative dosing device, connecting plate, medicine storage barrel, moving block and discharge pipe, the connecting plate is respectively provided with one on the left side and the right side, a rectangular frame is fixedly connected between the two connecting plates, the moving block is connected in the rectangular frame in a sealing and sliding mode, and the discharge pipe is fixedly connected at the bottom of the rectangular frame. A motor works to drive a scraping plate and a stirring rod to rotate, so that the flowing speed of chemicals in a chemical storage barrel is increased, the chemicals flow into a through groove more easily, an electric telescopic rod pushes a moving block to move left and right, the through groove is in butt joint with a feeding port, the chemicals flow into the through groove, and in the moving process of the moving block, the through groove is gradually filled with the chemicals; when the movable block moves to the position of the discharging port, the chemicals in the through grooves fall into the discharging pipe and are thrown into external sewage, the other through groove is located at the feeding port, at the moment, the through grooves are full of the chemicals for emergency storage, meanwhile, the feeding port is sealed, and the process of quantitatively adding the chemicals into the sewage is achieved.

The present invention discloses a chemical agent injection system and method for a deepwater underwater wellhead. The chemical agent injection system includes a chemical agent storage tank, a high-pressure pump group, a plurality of low-pressure pump groups, and a plurality of injection pipelines connecting the oil pipes of the plurality of underwater wellheads; the high-pressure pump group and each of the low-pressure pump groups are connected in parallel between the chemical agent storage tank and a corresponding injection pipeline; before chemical agent injection, the gas column in the injection pipeline is displaced by the high-pressure pump group; after the gas column is displaced, the chemical agent in the chemical agent storage tank is injected into the oil pipe through the injection pipeline by the low-pressure pump group. The chemical agent injection system for a deepwater underwater wellhead of the present invention cooperates with a high-pressure pump group and a plurality of low-pressure pump groups. The high-pressure pump group can be used as a high-pressure displacement pump, which can complete the gas column displacement and agent injection of the plurality of underwater wellheads in the gas field, while reducing the cost investment and also reducing the difficulty of on-site operation.

The invention provides a three-dimensional inspection system and method applied to a hazardous chemical substance tank area, and the system is characterized in that a first detection unit is fixedly arranged above the vertical projection of a hazardous chemical substance storage tank body, and is used for detecting the gas-liquid leakage condition in a first area region at the top of the hazardous chemical substance storage tank body; the flying rope robot is movably arranged in the horizontal center extension plane of the hazardous chemical substance storage tank body and used for detecting the gas-liquid leakage condition in a second area area of the side portion of the hazardous chemical substance storage tank body, and the second detection unit is arranged in the lower space of the hazardous chemical substance storage tank body; the gas-liquid leakage detection device is used for detecting the gas-liquid leakage condition in the third area area at the bottom of the hazardous chemical substance storage tank, and the top first area area, the side second area area and the bottom third area area of the hazardous chemical substance storage tank are combined to form the complete surface of the hazardous chemical substance storage tank. According to the invention, all-around and multi-dimensional monitoring of the hazardous chemical substance storage tank body can be realized, and a full-coverage three-dimensional inspection function of a large-area three-dimensional space of a hazardous chemical substance tank field is satisfied.

The invention discloses a gas leakage early warning method, a gas cloud monitoring method and application, according to the scheme, normalized spectrum detection is ingeniously carried out on a chemical storage area through an infrared spectrum detection module, spectrum detection data is used for judging gas components and / or concentration of corresponding detection data for analysis and judgment, and then the gas leakage early warning method and the gas cloud monitoring method are obtained based on the analysis and judgment. Timely early warning is carried out, and reliable monitoring and early warning of the storage area are realized; on the basis, spectrum detection data and position and attitude information of corresponding detection modules are further multiplexed to roughly judge a leakage area, and then combined scanning is performed on the infrared spectrum detection modules, so that a leakage source is further positioned to obtain leakage positioning information; in addition, according to the scheme, prediction and trajectory tracking are further carried out on gas cloud generated by leaked gas through the gas plume monitoring model, reliable data support and mechanism guarantee are provided for gas leakage tracking of the chemical storage area, and the method has positive practical application significance.

The invention relates to a buffer storage tank for chemical raw materials, which belongs to the technical field of chemical storage tanks and comprises a tank body and a tank cover module. A telescopic module is arranged in the tank body and connected with the tank cover module in a matched mode, and the tank cover module can drive the telescopic module to be folded and unfolded step by step. A partition plate module is arranged on the telescopic module; after the telescopic module drives the partition plate module to unfold, the partition plate module can divide the internal space of the tank body into a plurality of cavities; and a floating plate assembly is arranged on the tank cover module. The partition plate module can divide the tank body into a plurality of chambers according to the liquid storage amount, it is guaranteed that the chambers fully restrain the stored liquid, and the shaking amplitude of the stored liquid is remarkably reduced; meanwhile, the spoiler can prevent the liquid from flowing in the chamber, so that the shaking amplitude of the stored liquid is reduced; the partition plate module and the telescopic module can reduce energy generated by liquid shaking by utilizing elastic potential energy through a tension spring and a damping valve; the floating plate module can be dynamically attached to the liquid surface of the storage tank, wave impact caused by liquid fluctuation is blocked, and the inner wall of the tank body is prevented from being slapped by the liquid surface.

The utility model relates to the technical field of chemical storage tanks, and discloses a chemical storage tank for chemical production, which comprises a reservoir, a chemical storage tank fixing seat is fixedly mounted at the center of the bottom of the inner wall of the reservoir, and a chemical storage tank body is fixedly mounted at one end, far away from the reservoir, of the chemical storage tank fixing seat. A U-shaped fixing block is fixedly installed at the end, away from the chemical storage tank fixing base, of the chemical storage tank body, a second discharging pipe is fixedly installed at the position, close to the rear end, of the bottom of the water storage tank, a switch valve is arranged on the second discharging pipe, and one end of the second discharging pipe penetrates through the water storage tank, the chemical storage tank fixing base and the chemical storage tank body to extend upwards. And the rotating direction of a connecting column in the mixing device is opposite to that of a rotating rod, so that the chemical raw materials in the mixing device are mixed, the chemical raw materials in the inner wall of the chemical storage tank body are effectively prevented from being separated from one another, and the uniformity of the chemical raw materials can be kept when the chemical raw materials are used.

The invention relates to the technical field of chemical storage tanks, in particular to a storage tank for a chemical production line, a storage tank welding method and welding equipment, comprising a driving mechanism for driving a plurality of tank bodies to rotate, a positioning mechanism for synchronously rotating the plurality of tank bodies, and a welding mechanism for sealing a space between two adjacent lantern rings, the driving mechanism is located below the multiple tank bodies, the positioning mechanism is located in the multiple tank bodies, and the welding mechanism is fixedly connected with the positioning mechanism. According to the welding device, the tank bodies are placed on the driving mechanism to be supported, then the positioning mechanism clamps the tank bodies and fixes the position of the welding mechanism at the same time, then lantern rings are welded in the two adjacent tank bodies, the lantern rings are arranged on the two opposite sides of an annular joint between the two adjacent tank bodies, and then the welding mechanism is started to block the space between the two lantern rings; contact between liquid in the tank body and the seam is reduced, and the service life of the tank body is prolonged.

The invention discloses equipment for integrated treatment of municipal sewage and a use method, and relates to the technical field of sewage treatment. The sewage treatment device comprises a sewage treatment box, a sewage discharge assembly, a chemical feeding and stirring assembly and a power driving assembly, the sewage discharge assembly comprises a sewage discharge plate, the sewage discharge plate is in sliding fit with the inner wall of the sewage treatment box, a plurality of water through holes are formed in one side of the sewage discharge plate, and the chemical feeding and stirring assembly is installed above the sewage treatment box and comprises a chemical storage tank; the medicine storage tank is fixedly arranged at the top of the sewage treatment tank, the power driving assembly is mounted above the sewage treatment tank and comprises a first gear, and the first gear is rotationally connected with the top of the sewage treatment tank. According to the sewage treatment device, the power driving assembly drives the sewage discharging assembly to discharge filtered large-particle floating objects, meanwhile, in the moving process of the sewage discharging assembly, the chemical feeding and stirring assembly is driven to add a flocculating agent into sewage for sewage treatment, and the sewage treatment efficiency is improved.

The invention relates to the technical field of liquid sampling devices, in particular to a chemical storage tank rapid sampling device which comprises a device body, and the device body comprises an upper sampling bottle for collecting upper-layer liquid in a storage tank and a lower sampling bottle for collecting lower-layer liquid in the storage tank. The device body is provided with a liquid discharging port communicated with an upper sampling port of the storage tank, an operation port for taking the upper sampling bottle and the lower sampling bottle out of the device body, and a lifting mechanism for synchronously lifting the upper sampling bottle and the lower sampling bottle; the lifting mechanism comprises an upper lifting assembly for driving the upper sampling bottle to lift, a lower lifting assembly for driving the lower sampling bottle to lift, a rotating part for mounting the upper lifting assembly and the lower lifting assembly, and a driving part for driving the rotating part to rotate so as to enable the upper sampling bottle and the lower sampling bottle to lift synchronously. By arranging the lifting mechanism, synchronous lifting of the upper sampling bottle and the lower sampling bottle can be achieved, upper-layer liquid and lower-layer liquid in the storage tank can be rapidly and synchronously collected, and time and labor are saved.

The invention discloses a vehicle-mounted automatic hydrogen production system which comprises a chemical storage tank, a pure water storage tank, a hydrogen production device, a cooling device, an induced draft fan, a drying section, a purification device, a compressor, a hydrogen storage tank and a hydrogen fuel cell, the chemical storage tank and the pure water storage tank are both connected with the hydrogen production device, the hydrogen production device is connected with the cooling device and the induced draft fan, the cooling device is connected with the hydrogen fuel cell, the induced draft fan is connected with the drying section, the drying section is connected with the purification device, and the purification device is connected with the compressor and the hydrogen fuel cell. The compressor is connected with the hydrogen storage tank, the hydrogen storage tank is connected with the hydrogen fuel cell, and the hydrogen fuel cell is connected with the pure water storage tank. The method has the advantages that the bottleneck that hydrogen is not easy to store and transport is solved, expensive links of hydrogen preparation, storage, transportation, adding and the like are omitted, the use cost is reduced, and the hydrogen productivity, the vehicle cruising ability and the driving safety are greatly improved.

A brace is provided with a removably secures a battery box and a set of solar panels to a bulk chemical storage tank so that the tank, the battery box and the solar panels may be moved as an integral unit. In one embodiment, the brace employs a novel cantilever arrangement. In another embodiment, the brace employs an offset catch to counteract a moment created by the battery weight. In another embodiment, the brace is part of a system which employs a tank stabilizing riser bracket.

The invention relates to the technical field of peroxide raw material quality monitoring, and discloses a peroxide raw material quality intelligent management and control system which comprises the steps that a differential heat flow sensing unit continuously measures the temperature difference gradient of a raw material barrel wall and ambient air, and a posture sensing unit monitors the physical motion state; and the edge processing unit performs time sequence integration on the temperature difference gradient when the raw material barrel is static to calculate a degradation degree value, and triggers early warning when the degradation degree value exceeds a threshold value, so that continuous quantitative tracking of the degradation process of the peroxide raw material is realized, and limitation of traditional discrete detection is avoided; measurement authenticity is guaranteed through a dual mechanism of motion state identification and signal filtering, long-term monitoring reliability is guaranteed in combination with a spontaneous heating pulse calibration technology, and a brand new process monitoring mode is provided for chemical storage safety.

The utility model relates to the technical field of oilfield chemistry, and particularly discloses an oilfield chemistry additive storage device which comprises a chemical storage barrel, a connecting pipe is fixedly connected to the top of the chemical storage barrel, sliding grooves are formed in the two sides of the interior of the chemical storage barrel, and a protection assembly is slidably connected to the interior of the chemical storage barrel. The protection assembly comprises a protection plate slidably connected into the chemical storage barrel, and sliding plates are fixedly connected to the left side and the right side of the protection plate. By arranging the sliding plates and the clamping blocks, the effect of adjusting and fixing the protection plates at different positions is achieved, adjustment is conducted according to chemical additives at different heights, the effect of protecting the tops of the chemical additives is achieved, and the situation that the chemical agents react due to shaking of the chemical agents is avoided; and meanwhile, the protection effect on the bottom of the protection plate is facilitated, the inhibition on the chemical agent is improved, and the service life of the protection plate is prolonged.

The invention discloses a riverway treatment chemical dosing device with a uniform dosing function, and relates to the technical field of sewage treatment.The chemical dosing device comprises a base, a chemical storage tank, a control cabinet, a water pump and a dosing mechanism, the chemical storage tank is fixedly connected with the base, the water pump is fixedly connected with the base and electrically connected with the control cabinet, and a water inlet of the water pump communicates with the chemical storage tank; the putting mechanism is communicated with a water outlet of the water pump and is used for uniformly putting a medicament into the river channel to treat sewage; the chemical feeding device is used for treating river sewage, the chemical feeding device can be installed in a river, the chemical storage tank is used for storing chemicals, during chemical feeding operation, the control cabinet starts the water pump, the water pump pumps out the chemicals in the chemical storage tank and pumps the chemicals into the feeding mechanism, and the chemical feeding mechanism is used for feeding the chemicals. And the throwing mechanism can uniformly throw the medicament into the river channel.

The utility model relates to the technical field of chemical engineering detection devices, and discloses a chemical engineering safety detection device which comprises a chemical engineering storage tank body, a supporting base is arranged at the bottom end of the chemical engineering storage tank body, and an injection opening is formed in the side edge of the chemical engineering storage tank body. A chemical safety detection assembly used for safety detection is arranged at the top end of the chemical storage tank body, the chemical safety detection assembly is arranged on the chemical storage tank body, and a pushing piston block in the chemical safety detection assembly can push the chemical storage tank body to move up and down under the collision of rising air pressure in the chemical storage tank body. An abutting connecting rod at the top end of a pushing piston block is pushed to trigger an alarm through a top connecting block, so that effective relief measures are taken, and a valve is installed on an exhaust pipe arranged on the side edge of the gas inlet storage bin to release gas with continuously rising gas pressure in the chemical storage tank body; and huge damage to the tank body caused by continuous rising of air pressure in the chemical storage tank body is prevented.

The utility model belongs to the field of wastewater treatment, and particularly relates to a three-dimensional electrochemical treatment device containing a charcoal particle electrode, which comprises a power supply device, a water treatment reaction module and a feeding module connected through a conduit, and the power supply device is connected with the water treatment reaction module through a lead; the water treatment reaction module comprises a reaction cabin, an upper cover, a cathode plate, an anode plate, a particle electrode, wastewater, a water inlet, a water outlet, a stirring paddle and a stirring motor; the feeding module comprises a sulfate feeding pump, a computer control terminal and a medicament storage tank; according to the device, in-situ treatment of wastewater can be realized, and the transportation cost of the wastewater and the risk of environmental pollution in the transportation process are reduced.

A method includes providing a well extending underground from a surface, using radial drilling to drill a primary tunnel extending in an outwardly direction from the well at a first axial location along the well, installing a chemical storage assembly in the primary tunnel, and ejecting chemicals from the chemical storage assembly into the well.

The invention relates to the technical field of rainwater treatment, in particular to a timed and quantitative dosing device for rainwater treatment of multiple treatment ponds. The invention provides the timing and quantitative dosing device for rainwater treatment of the multiple treatment ponds, which can improve the dosing pertinence and reduce the input cost. A timing and quantitative rainwater treatment dosing device with multiple treatment ponds comprises the treatment ponds, a medicine bin, dosing covers, a dosing mechanism and the like, the medicine bin is slidably connected to the top of the treatment ponds, the three dosing covers are connected to the top of the medicine bin in a threaded mode, and the dosing mechanism is arranged on the medicine bin. The dosing pump is controlled, so that the second guide pipe can spray a specific amount of liquid medicine into the treatment tank at a specific time, meanwhile, as three different liquid medicines can be stored in the medicine bin at the same time at most, the liquid medicine can be sprayed according to different conditions, and the treatment pertinence is improved.