14007 results about "Environmental protection" patented technology

The present invention relates to the technical field of waste plastic processing. Disclosed is a waste plastic recycling and regeneration device having crushing and cleaning functions. The present invention aims to solve the technical problems of part of powdered impurities in semi-finished plastic particles being easily affected by rolling, vibration and impact of plastic to scatter and flow away, seriously affecting subsequent feeding and processing and polluting the surrounding working environment. The present invention comprises an outer cylinder, an ultrasonic transducer is sleeved at the middle of the outer wall of the outer cylinder, and a top cover is sleeved at the top of the outer cylinder. According to the present invention, a continuously falling water curtain can be formed at the top of the inner cylinder, to continuously intercept and purify part of powdered and scattered impurities; leakage and discharge of first leakage holes and second leakage holes can be further regulated and controlled, and sealing partition, mesh layer screening and centralized discharge are implemented; part of powdered and scattered impurities is continuously intercepted and purified; and an aeration pipe aerates cleaning water in an inner cylinder to promote the stirring and tumbling of semi-finished plastic particles in the cleaning water.

The invention discloses a photovoltaic panel automatic cleaning system based on an unmanned aerial vehicle and a method thereof, and relates to the technical field of solar photovoltaic. The system comprises an unmanned aerial vehicle, a pollutant cleaning device, a pollutant detection device and a remote control center, comprising the steps of planning a flight path of an unmanned aerial vehicle and obtaining a photovoltaic panel image to determine the type, position and cleaning time of pollutants; a cleaning mode is selected to carry out cleaning operation, and secondary detection is carried out on the cleaned photovoltaic panel; and recording each cleaning task and process and establishing a self-adaptive model. The unmanned aerial vehicle is used for monitoring the photovoltaic panel in real time, image analysis and pollutant identification are carried out through the remote control center, the cleaning device is used for cleaning the photovoltaic panel, and the pollutant detection device is used for carrying out secondary detection after cleaning; according to the cleaning device, multiple cleaning modes are combined, flexible selection is achieved according to the types of pollutants, the cleaning effect of the photovoltaic panel is guaranteed, the cleaning efficiency is improved, and meanwhile the energy-saving effect is achieved.

The invention provides methods and compositions for treating wash water from concrete production with carbon dioxide. The treated wash water can be reused as mix water in fresh batches of concrete.

The invention provides a sewage treatment system and method based on a large language model and multi-agent collaboration, and the system comprises a sensor network which is used for collecting the water quality parameters of sewage in real time; the monitoring agent is used for performing data verification on the water quality parameters; the at least one edge computing node is used for performing data preprocessing on the water quality parameters; the cloud decision intelligent agent is used for generating a sewage treatment strategy according to the preprocessed water quality parameters based on a large language model; the execution agent is used for executing the sewage treatment strategy and treating the sewage; the evaluation agent is used for analyzing and evaluating the sewage treatment effect and feeding back the sewage treatment effect to the cloud decision agent so as to optimize the sewage treatment strategy; by constructing an intelligent and dynamic treatment system, real-time monitoring, intelligent analysis and self-adaptive treatment of the mariculture sewage are realized, so that the sewage treatment stability and environmental protection benefits are improved, and the sustainable development of the mariculture industry is promoted.

The invention relates to the technical field of biological sewage treatment, in particular to a device and a method for improving the autotrophic nitrogen removal performance of an MABR (Membrane Ammonia Baffled Reactor). Coupling of partial nitrosation reaction and anaerobic ammonia oxidation reaction is completed; through a circular reaction zone and a membrane reaction zone in the reaction tank, nitrate nitrogen generated by anaerobic ammonia oxidation and excessive nitrite nitrogen during instability regulation are circularly removed, and the purpose of improving the total nitrogen removal effect of the reactor is achieved; a proper amount of a sodium nitrite solution is added at proper time, the concentration of free nitrous acid in a mixed solution of the reactor is increased, and the intermittent proportion of MABR intermittent aeration is synchronously regulated and controlled, so that the activity of nitrite oxidizing bacteria is synergistically inhibited by low dissolved oxygen and high free nitrous acid, and the unstable short-cut nitrification reaction is recovered again; the autotrophic nitrogen removal performance of the reactor is improved.

The invention provides a medical waste whole-process supervision method based on an intelligent medical waste monitoring platform, and the method comprises the steps: enabling collected smell data to be matched with pre-established medical waste smell component data, judging the type of medical waste to which a smell source belongs, and determining whether the smell concentration exceeds a preset threshold value or not; if the odor concentration exceeds the standard, microorganism information is obtained according to the relevance between the odor component information and microorganisms, and the microorganism breeding risk is evaluated in combination with temperature and humidity control parameters of the air conditioner; simulating airflow distribution of an air conditioning system, predicting diffusion paths and influence ranges of odor in different areas of a hospital by combining with position layout of an air outlet of the air conditioner, and generating an odor diffusion thermodynamic diagram; and according to the optimized disinfection scheme, the air conditioning system is controlled to enter a disinfection mode, the fresh air introduction proportion and the filtering efficiency grade are adjusted, a disinfectant is sprayed in the key area, and the disinfection effect is monitored in real time.

Provided herein are systems and methods for use of carbon dioxide, such as carbon dioxide containing one or more contaminants, e.g., produced in processes where the carbon dioxide comes directly or indirectly from the atmosphere, in one or more systems to perform one or more processes that binds the carbon dioxide or one or more carbon dioxide reaction products with one or more reactants to produce one or more carbon dioxide sequestration products, for example, products that permanently sequester the carbon dioxide.

The invention discloses solid-waste-based fluid-state solidified soil and a preparation method thereof, and belongs to the technical field of solid waste resource utilization. Raw soil is used as a base material, a curing agent composed of steel slag, granulated blast-furnace slag, gypsum, fly ash, aluminate and other industrial solid waste, a flocculating agent, a conditioning agent, a modifying agent, a stabilizing agent and a soil modifying agent are doped, and then the solid-waste-based fluid-state solidified soil is prepared. Adding water and stirring to form premixed flow-state solidified soil; comprising dry powder and water, and the mass ratio of the water to the dry powder is 0.65-0.75; the dry powder comprises the following components in parts by mass: 80-85 parts of raw soil, 10-15 parts of a curing agent, 2-5 parts of a flocculating agent, 0.5-1.5 parts of a conditioning agent, 1-3 parts of a modifying agent, 0.2-0.4 part of a stabilizing agent and 3-5 parts of a soil modifying agent. The solid-waste-based fluid-state solidified soil prepared by the method has the characteristics of high fluidity, high strength, relatively good water stability, low cost and the like, is beneficial to actual production, and conforms to a green development mode.

The invention provides a petroleum hydrocarbon pollution remediation method based on soil microorganisms, and provides an innovative solution aiming at the problems of high cost, high energy consumption and secondary pollution of an existing remediation technology. The method comprises the following steps: firstly, carrying out sampling analysis and pretreatment on polluted soil, screening out a microbial strain capable of efficiently degrading petroleum hydrocarbon, and fixing the microbial strain on a biochar carrier to form an immobilized microbial composite material; then, the material is added into the contaminated soil, and tolerant plants are planted to construct a combined remediation system. Meanwhile, nutrient substances such as nitrogen and phosphorus and a surfactant are added, so that the bioavailability and the microbial degradation efficiency of the petroleum hydrocarbon are improved. In the repairing process, the petroleum hydrocarbon content and the microbial activity are monitored regularly, and the repairing scheme is dynamically adjusted. According to the method, the biochar is prepared from agricultural waste, the cost is reduced, efficient and environment-friendly remediation is achieved by combining the synergistic effect of microorganisms and plants, and the method has remarkable economic and environmental benefits and is suitable for treatment of soil polluted by various petroleum hydrocarbons.

Described are compositions for use as and methods for generating water harvesting material. The disclosed compositions can include a thermoresponsive gel network, a hygroscopic material, a copolymer, a photothermal agent, a crosslinking agent, or any combination thereof to generate or for use as an atmospheric water harvesting material. The disclosed compositions and methods advantageously allow for the efficient sorption and desorption of atmospheric moisture in low relative humidity environments. The atmospheric water harvesting material can be useful for generating potable water in environments for example, where access to clean water is limited.

The invention discloses a rapid culture method of aerobic granular sludge, and belongs to the technical field of sewage treatment. According to the invention, pharmaceutical factory sludge is used as a raw material to prepare pharmaceutical factory sludge biochar; an SBR reactor is constructed and operates in a water inlet-anoxic-aeration-precipitation-drainage mode, and pharmaceutical factory sludge biochar is added in the sludge inoculation process to promote rapid formation of system particles and stable operation. According to the method disclosed by the invention, the mature aerobic granular sludge with the capabilities of removing organic matters and synchronously denitrifying can be obtained by culturing for 30 days on average, so that the granulation process of the sludge is effectively improved, the forming time of the aerobic granular sludge is remarkably shortened, and the aerobic granular sludge has higher long-term operation stability.

The invention relates to the technical field of membrane bioreactors, and discloses an integrated sewage treatment membrane bioreactor and a sewage treatment method. The reactor comprises a treatment pond, a pretreatment unit and a membrane treatment unit are arranged in the treatment pond, the membrane treatment unit comprises a support, a pump body is fixedly installed at the top of the treatment pond, a channel is formed in the support, and the extraction end of the pump body is communicated with the channel through an extraction pipe. According to the invention, the root of a membrane filament can be clamped by a pair of moving clamping plates after the membrane filament is broken, so that the membrane filament is closed after being broken, sewage is prevented from entering the membrane filament without being filtered by filter holes and polluting the whole membrane treatment unit, the clamping plates can be protected, impurities are prevented from being accumulated on the surfaces of the clamping plates, and the service life of the membrane treatment unit is prolonged. And protection on the clamping plates can be cancelled during use, so that the clean clamping plates are exposed outside, the subsequent clamping plates cannot be influenced by impurities when clamping and sealing membrane filaments, and the sealing effect on the membrane filaments is better.

The invention belongs to the technical field of sewage purification, and particularly relates to an intelligent adjusting system for water quality purification and a purification method. The system can obtain and process water quality information in real time, ensure timeliness and accuracy of monitoring, dynamically adjust a purification scheme, select an optimal treatment method according to a specific pollution type, improve the purification efficiency, adopt a special purification scheme for different types of pollution, ensure that medicines are applied according to indications, remarkably improve the purification effect, and improve the purification effect through circulating purification. The whole process is controlled by an intelligent system, manual intervention is not needed, errors and workloads caused by manual operation are reduced, a purification scheme is automatically judged and switched, operation continuity and stability are ensured, the use of chemical agents is reduced through accurate control and efficient treatment, and the cost is reduced. The risk of secondary pollution to the environment is reduced, various complex water quality pollution problems can be effectively solved, and water resources and the ecological environment are protected.

The invention discloses a method and a device for recycling industrial organic waste liquid, belongs to the technical field of waste liquid treatment, and provides the method and the device for recycling the industrial organic waste liquid in order to solve the problems that the treatment efficiency of equipment on waste water is low and the overall treatment cost is increased. Comprising the following steps: S1, respectively collecting industrial organic waste liquid in a collecting tank, adjusting a proper temperature in the collecting tank according to the characteristics of the waste liquid, stirring the waste liquid in the collecting tank at a low speed by utilizing a stirring device, preliminarily filtering the waste liquid by virtue of a filter screen after stirring is completed, and conveying obtained filtrate into a temporary storage tank by virtue of a pipeline, through collection, temporary storage, acid-base neutralization, precipitation, flocculation, sedimentation, ultrasonic treatment, reverse osmosis, supercritical oxidation and the like, organic waste liquid is fully treated step by step, the treatment efficiency is improved, meanwhile, the pollution of wastewater discharge to the environment is reduced, the wastewater can be stirred while a precipitator is added, and the precipitation efficiency of sewage is improved.

The invention relates to a high-performance solid-waste-based offshore wind power grouting material and a preparation method thereof, and a solid-waste-based cementing material is a hydraulic cementing material prepared by processing and grinding one or more solid wastes such as water-quenched blast furnace slag, steel slag, desulfurized gypsum, fly ash, red mud, tailings, carbide slag and phosphogypsum as raw materials according to a certain proportion. The solid waste-based cementing material is adopted to replace 525 Portland cement, the prepared grouting material product is excellent in performance, the carbon emission of the grouting material product is remarkably reduced, the cost is also reduced, resource utilization of industrial solid waste is facilitated, meanwhile, the performance of the grouting material is obviously improved, and the grouting material is suitable for popularization and application. The advantages of ultrahigh strength, elasticity modulus, high flowability, low shrinkage and high durability are realized.

The invention relates to the technical field of tunnel sewage treatment, in particular to an intelligent sewage treatment system for an extra-long tunnel. Comprising a sewage monitoring module, a water quality analysis module, an automatic processing module, an energy consumption management module and an anomaly detection module. The sewage monitoring module monitors sewage parameters in real time through a distributed sensor array and transmits data. And the water quality analysis module constructs a water quality map through dynamic water quality balance calculation by using multispectral imaging and electrochemical sensing technologies, and generates reports and suggestions. And the automatic processing module adjusts processing parameters according to the report. And the energy consumption management module monitors and optimizes energy consumption, identifies a high-energy-consumption link through an algorithm and takes energy-saving measures. The abnormity detection module monitors the system in real time, identifies early warning abnormal conditions and sends early warning information and a fault report. According to the invention, efficient, accurate and intelligent treatment of sewage in the extra-long tunnel is realized, the sewage treatment efficiency is remarkably improved, and the energy consumption and the operation cost are remarkably reduced.

The invention relates to a water treatment system for removing PFOA (perfluorooctanoic acid) in soil washing wastewater through electrooxidation coupled hydrogen peroxide reduction and application, CF / FeCo-N-C with high H2O2RR activity is prepared as a cathode to replace the traditional HER cathode reaction, the cathode potential is improved, the cathode polarization is reduced, and the input voltage and energy consumption of the system are reduced. Besides, the water treatment system is used for electrooxidative degradation of actual PFOA-containing soil washing wastewater, and compared with the prior art, the water treatment system has the advantages that the theoretical value of cathode potential can be increased from 0V vs.RHE of HER to 1.78 V vs.RHE, the ultra-low thermodynamic equilibrium potential of 1.02 V is achieved, deep treatment of the PFOA-containing soil washing wastewater is achieved, energy consumption is remarkably reduced, and the method is suitable for industrial production. New theoretical insight and practical significance are provided for sustainable treatment of PFOA-containing soil washing wastewater, and a new technical mode is provided for a post-treatment stage in soil remediation.

The utility model relates to the technical field of industrial sewage treatment, in particular to industrial sewage purification equipment for environmental protection engineering. The problems that in the flocculant adding operation process, the adding amount of a flocculant is difficult to control, and the overall sewage treatment efficiency of equipment is affected are solved. The device comprises a treatment tank and a drainage pipe fixedly connected to the side face of the treatment tank. The device further comprises a flocculating agent feeding assembly and a stirring assembly. The propeller can automatically drive the oval block to rotate, and then the baffle is driven to intermittently block the discharging opening of the flocculating agent adding box, so that the flocculating agent adding box can automatically and quantitatively add a flocculating agent into the water inlet pipe, and flocculates in the treatment tank can be conveniently discharged through the slag discharging pipe; sewage in the stirring barrel is stirred through the stirring rod, so that the sewage and a flocculating agent are fully mixed, the sewage purification effect is improved, and meanwhile, a scraping plate scrapes away impurity attachments on the inner wall of the stirring barrel.

The invention provides methods and compositions for treating wash water from concrete production with carbon dioxide. The treated wash water can be reused as mix water in fresh batches of concrete.

The invention relates to the technical field of sewage treatment, in particular to a coupling control system and method for deep denitrification of sewage, and the system comprises a real-time water quality monitoring module, a microorganism twinborn modeling module, a real-time prediction module, an intelligent decision module, an execution mechanism module and a prediction regulation and control module. Compared with the prior art that a passive feedback control strategy based on an effluent quality index is generally adopted, the hysteresis quality is high, and violent fluctuation of an inflow load cannot be coped with; according to the method, a digital twinborn body capable of reflecting the functional state of a microbial community in real time is constructed, and a control target is improved from a traditional process parameter set point to direct optimization of microbial ecological functions; according to the invention, the method achieves the fundamental crossing from the control of technological parameters to the regulation and control of microbial ecology, can carry out intervention from the root of the reaction process, enables the system to have the active health management capability, and remarkably improves the stability of the treatment efficiency and the intelligent level of coping with complex working conditions.

The invention discloses a cyclic utilization and purification treatment system for slurry in pile foundation engineering construction. According to the invention, the purification treatment system is utilized to realize the double breakthrough of environmental friendliness and high resource efficiency in the construction process through the deep enabling of the intelligent regulation and control module. The system constructs a closed-loop management chain of the slurry life cycle by relying on full-process data perception and dynamic optimization capability. The intelligent regulation and control module captures fine changes of physical and chemical characteristics of the slurry in real time and automatically regulates the operation mode of the treatment equipment, so that the purified slurry always keeps the optimal engineering performance index, and the risk of pile body defects caused by quality fluctuation of the slurry is greatly reduced. By means of the intelligent design of the waste slurry recycling path, pollution sources in traditional construction are converted into reusable engineering materials, damage to the ecological environment caused by outward transportation and landfill of waste is remarkably reduced, and an engineering site is promoted to move towards the near-zero emission target.

A water monitoring device monitors and maintains swimming pool chemistry. The device mixes reagents with water in flowcells. The water chemistry is detected by measuring the light transmitted through the flowcells. The water monitoring device can communicate with computers, servers and mobile computing devices which can store and display the water chemistry information. The reagents can be stored in a replaceable reagent cartridge which can provide reagents for water testing and can be replaced when the reagents need to be replenished.

The invention discloses a real-time sewage treatment method and system based on sewage data monitoring, and relates to the technical field of sewage treatment.The method comprises the steps that historical sewage data and sewage data are obtained through a sensor and preprocessed; constructing a change trend prediction model based on the historical sewage data, and analyzing the sewage data; predicting the pollutant concentration value of the specific pollutant concentration in a period of time in the future; according to the predicted pollutant concentration value, calculating the type and the accurate proportion of the medicament needing to be treated; and training and optimizing the model according to a processing effect evaluation result, and adjusting model parameters. According to the method, the defect that chemicals are put according to experience in traditional sewage treatment is overcome, the accurate dosage of the oxidizing agent can be calculated according to the accurate concentration of the organic pollutants when sewage containing the organic pollutants is treated, effective removal of the organic pollutants is guaranteed, waste of the chemicals is avoided, and the treatment efficiency and stability are improved.

The invention relates to the technical field of concrete, and discloses residue soil type construction waste regenerated pervious concrete and a preparation method thereof.The residue soil type construction waste regenerated pervious concrete is prepared from 850-1250 parts of regenerated residue soil aggregate, 220-380 parts of cement, 60-110 parts of fly ash, 25-55 parts of silica fume, 4-9 parts of a water reducing agent, 6-18 parts of reinforced fibers, 3-7 parts of a pervious additive and 4-9 parts of nano titanium dioxide; the self-repairing coating is prepared from, by weight, 12-35 parts of zeolite powder, 35-65 parts of superfine slag powder, 5-10 parts of magnetic adsorption particles and 3-8 parts of self-repairing microcapsules. By adding the reinforced fibers, the compressive strength is improved, the crack risk is reduced, the permeation coefficient is improved by adding the permeation accelerant, the drainage pressure is relieved, the self-repairing efficiency is improved by utilizing the self-repairing microcapsules, the magnetic adsorption particles are added, the water environment is improved, the composite water reducing agent is adopted, the cost is reduced, and the durability is enhanced.

The invention discloses a water quality monitoring system applied to sewage treatment, and relates to the technical field of sewage quality monitoring. Before microorganisms are added, the uniformity of water quality is monitored and analyzed, the sewage treatment mode is confirmed, and during layered treatment, the water quality is monitored and analyzed. The method comprises the following steps: analyzing a microorganism combination scheme and a microorganism addition scheme during sewage treatment of each deep layer, during overall treatment, carrying out water quality monitoring on the microorganism combination scheme and the overall microorganism addition scheme of the sewage after microorganisms are added, and then carrying out corresponding adjustment, so that the uniformity and uniformity of the water quality treatment progress are ensured; the method is beneficial to maintaining the stability of a microorganism growth environment, so that microorganisms continuously and efficiently work in a relatively stable environment, the decomposition speed of pollutants in sewage is increased, the stability of effluent quality is ensured, the difficulty of subsequent microorganism control and regulation is reduced, the overall sewage treatment effect is improved, microorganism waste is not easily caused, and the method is suitable for industrial production. The operation cost is reduced.

The invention discloses a treatment device and process based on zero discharge of high-concentration coating wastewater, wastewater passes through an adjusting tank and then enters a pretreatment module through a pipeline, the coating wastewater passes through a Fenton tank body, a coagulation tank body and a primary sedimentation tank of the pretreatment module in sequence through the pipeline to be treated, and the coating wastewater is continuously conveyed to a biochemical treatment module; the biochemical treatment module is used for carrying out anaerobic environment treatment through an anaerobic granular sludge bulking bed and then carrying out aerobic environment treatment through an aerobic aeration tank; and introducing the wastewater into a secondary sedimentation tank to separate the formed sludge from water, entering a biochemical tank, carrying out ultrafiltration and reverse osmosis treatment through a deep treatment module, recycling the treated wastewater to a production line, and recycling the generated condensate water and RO fresh water. The adopted wastewater treatment device is combined and optimized by various advanced technologies, so that the treatment efficiency and the water quality are improved, efficient recovery and reutilization of resources are also realized, and the system has good economic benefits and environmental benefits and is suitable for the requirements of modern coating wastewater treatment.

A system and method for quantifying CO2 capture by photobioreactors using microalgal biomass are disclosed. The method involves accurately quantifying carbon dioxide capture by photobioreactors using microalgal biomasses involves determining a unique ratio relating carbon consumed to biomass produced for each microalgae strain. This ratio is then used to predict CO2 removal from flue gases or industrial processes based on the dry mass of the corresponding biomass produced. Machine learning models are also trained on data obtained from the photobioreactors to predict CO2 consumption rates under varying conditions, thereby enhancing the accuracy and efficiency of carbon capture technologies.

The invention is suitable for the technical field of sewage treatment, and provides a chemical adding control method and system for industrial sewage treatment, and the system comprises a real-time monitoring module, a pollution source recognition module, a feedback model construction module, a chemical adding scheme optimization module, a chemical diffusion monitoring module, and a chemical adding effect evaluation module. According to the method, a dosing system based on microbial community feedback and sewage source analysis based on a geographic information system (GIS) are fused, namely, pollution sources in sewage are tracked and analyzed in combination with the GIS technology, the structure and function of microbial communities are analyzed through the pollution sources, the use of chemicals is dynamically adjusted, and the sewage source analysis efficiency is improved. To promote the growth of specific microorganisms to treat specific contaminants. Meanwhile, the medicament can be pushed to be accurately fed by sensing eddy current or sound waves of water flow, and medicament waste is reduced.

Integrated processes and facilities for providing recycled content hydrocarbon products (r-products) from mixed waste plastic are provided. Carbon dioxide capture and energy recovery from one or more process streams described herein increase energy efficiency and help reduce overall environmental impact while producing valuable final products from chemically recycled waste plastic.

The present embodiment relates to a control method for a cleaning robot and a related device. The method comprises: acquiring a contaminant type and a contaminated area of a floor to be cleaned, wherein the contaminant type comprises a liquid contaminant; when there is the contaminated area having the liquid contaminant on the floor to be cleaned, turning a body of the cleaning robot around and driving the cleaning robot to perform a cleaning operation in a reversing posture, so as to use a wet cleaning member to clean the liquid contaminant in the contaminated area. The present invention solves the problem that a dry cleaning member of the cleaning robot is easily wetted when cleaning the liquid contaminant, improving the cleaning effect on the floor having the liquid contaminant.