17561 results about "Water quality" patented technology

The invention relates to a high efficiency water treatment flocculant for drinking water and water treatment comprising a metal cation flocculant which is characterized in that the high efficiency water treatment flocculant also comprises a high efficiency adsorption component and an assistant medicament to be remixed, inwhich the weight ratio is: the high efficiency adsorption component 5-15%, the metal cation flocculant 50-85%, the assistant medicament 5-15%. The obvious characteristics of the invention are that each component can play the advantages of high intensity of the flocs of the inorganic flocculant and large flocs of the polymeric flocculant, overcomes the drawback of small flocs of the inorganic flocculant and low intensity of the flocs of the organic flocculant. The existence of the high adsorption component plays the action of adsorption of the organic compounds and heavy metal ion which are difficult to flocculat and precipitate, also plays the role of aid-coagulation, decoloration and deflavour. Thus the flocculant of the invention has advantages of good coagulation effect, large alum blossom, rapid settling velocity, good effluent quality and few dosage or the like.

A method of producing safe drinking water from virtually any water source utilizing a water purification system is disclosed. The method includes a combination of water purification methods with a control system that evaluates water quality and functional processing parameters, such as pressure and flow. The control system determines what water processing methods to utilize and how most efficiently to operate them. The system is capable of treating highly contaminated water to the necessary degree to produce safe drinking water. Furthermore, the system regulates and cleans itself to maintain functionality despite receiving high concentrations of various contaminants from the feed water source.

The invention discloses a special biological fish fertilizer and a preparation method for the fertilizer used in aquiculture; wherein, the biological fish fertilizer mainly comprises raw materials as follows: microbiological preparation, inorganic fertilizers, fermentation organics, micro-mineral amino acid chelate, mineral composites, and water quality improver. The preparation method for the special biological fish fertilizer in aquiculture comprises steps as follows: microbiological preparation is produced; fermentation organics is then produced, and the micro-mineral amino acid chelate is produced, eventually the finished products are made. The special biological fish fertilizer has the advantages of limiting the growth and reproduction of the harmful algae, promoting the large-scale growth and reproduction of the suitable food for fish, effectively improving the water quality and purifying the water environment, strengthening the fish immunity, reducing the diseases, reducing cost due to the small use level, convenient use, mild odor, no pollution to the water, and environment protection. By combining the modern bioengineering technique, low-temperature drying technique, spray-drying technique, and super-fine crushing techniques, the preparation method has the advantages of stable quality for the fish fertilizers and lower overall cost.

The invention provides a method for monitoring hydrology and water quality of a river basin under influence of water projects based on Internet of Things. According to the method, various fixed and flowing sensors are additionally mounted so as to obtain real-time hydrology and water quality data of important water areas, in combination with a video technology, monitoring on a spot environment is achieved, the monitoring information is transmitted through the Internet of Things, intelligent prediction for hydrology and water quality of the river basin is carried out through a neural network, and finally, critical applications, such as current situation assessment, tendency estimation, implementation effect estimation and extreme event handling, are achieved through an expert system. The method provided by the invention can provide real-time, reliable and complete hydrology and water quality information for the river basin under influence of water projects, and can achieve cross-regional and multi-machine type integrated remote protection for the river basin.

A computer system linked by the internet to various remote waste water treatment facilities. The system receives real-time data from the facilities and analyzing the data to determine likely operational upsets and future effluent water quality. The computer system sends signals to a hierarchy of parties depending on the severity of predicted upsets problems and events. The computer also provides a probability distribution of such upsets and water quality and recommendations as how to adjust facility operating parameters to avoid or reduce the upsets to acceptable parameters and maintain effluent water quality parameters within preselected limits.

A water quality detection system for distributed water supply network. The system, 1, comprises a multiplicity of detectors, 5, wherein each detector of the detectors is capable of monitoring at least one attribute of water and providing a signal related to the attribute. A controller, 7, is provided which is capable of receiving each signal and comparing the signal to a control signal for the attribute. A response mechanism, 9, is responsive to the controller and activated when at least one signal matches the control signal. An access gate, 10, limits access to at least one of the detector, the controller or the response mechanism. An access key, 13, is provided for comparing a user attribute with a stored attribute wherein when the user attribute matches the stored attribute access is provided into the access gate.

Watershed hydrology analysis and management process and system with a network of weather stations and artificial drainage systems with artificial and natural reservoir management through locks and pumping stations. It evaluates potential hydrologic risk in each area and analyses the possible consequences of future precipitations using simulations. To make the simulation, it calculates hydrographs for each sub-basin, streams and rivers in the basin. It simulates the behavior of the basin under different scenarios corresponding to different types of management of the operation of locks and/or pumps and compares its results in terms of loss of flooded area, economic loss in each area, loss for flooding of urban areas, etc. Optimization of the simulation through artificial intelligence (AI, meta-heuristic algorithms, neural networks, etc.) allows it to act as a search engine to find better solutions and the best configuration of resource management that allows minimizing the socio-economic impact on each basin.

An impulse-type "wave motor" employs a seabed-mounted or supported structure mounting a wave energy absorbing panel on a hinged lever arm for reciprocation motion to obtain optimal absorption of wave energy from wave motion in the sea. For deepwater wavelengths of L, the panel is optimally positioned in a region within L/2 depth from the sea surface. The panel motion is coupled by a connecting rod to a fluid pump which generates a high-pressure fluid output that may be used to drive a reverse osmosis desalination unit or to produce other useful work. Seawater or brackish water may be desalinated through reverse osmosis membranes to produce water quality for consumption, agricultural, or other uses. The submerged operating environment of the device in a region of one-half the design wavelength provides the maximum available energy flux and forced oscillations. The pump may be of the positive-displacement piston type, plunger type, or multi-staging driver type, or a variable volume pump.

The stereo in-situ ecological urban water system repairing process tackles polluted water via the quantitative analysis on the water. The technological scheme includes physical simulation and mathematic model analysis, microbe inoculation and culture, constituting refluxing ecological filter bed, purification with biocarrier, artificial aeration, purifying upper water, pre-treatment in the blow down port, establishing water ecological system balance, perfecting water environment data, etc. The present invention realizes the comprehensive tackling of urban water system.

The invention discloses a multi-source fluid waste heat recovery and comprehensive utilization system which comprises a high-temperature heat exchanger, a heat source end heat exchanger group, a heat source end small-cycle system, a direct heat exchanging device, a heat energy storage device, a use end heat exchanger group, a waste heat utilization system, a heat pump system and an intelligent control system, wherein the intelligent control system is connected with the high-temperature heat exchanger, the heat source end heat exchanger group, the heat source end small-cycle system, the direct heat exchanging device, the heat energy storage device, the use end heat exchanger group and the heat pump system through control cables respectively. According to the system, two independent internal circulations are set, so that dirt and impurities in water can be prevented while the temperature of a heat source end of a heat pump is guaranteed, independent physical and chemical treatment of circulating water can be performed, and the water quality of the heat source end is guaranteed; and besides, mutual contact between the heat pump and liquids containing different components is isolated through internal circulations, the cleaning and maintaining times are reduced, and the stability and the reliability of operating of the heat pump are guaranteed.

The present invention is a water use and/or a water energy use monitoring apparatus that is affixed to the hot and cold water supply piping for continuously (or on demand) monitoring displaying the water and water energy (hot vs. ambient) use within a residential or commercial building. A first wire or wireless means is incorporated to communicate with a remote display for viewing by the owner of a commercial building or occupier/resident of a home. A second optional wire or wireless means can be incorporated that can be monitored by civil, commercial, governmental or municipal operators or agencies, using a remote display and/or recorder means or by a secure wire or wireless communication network (e.g. cell phone technology communication means). A third wireless means communicates water parameter data utilizing typical cell tower technology and/or mesh network technology. The water use monitor apparatus includes a power generation, a microprocessor, temperature and water flow sensors, optional water quality sensors, timing circuits, wireless circuitry, and a display means. A first wired or wireless means is designed to electronically communicate water use and water energy use information to a remotely located display for convenient observation by a commercial operator or occupier, or resident. An optional second wireless means is designed to electronically communicate water and/or water energy use information to governmental or municipal operators or agencies.

The invention relates to the fields of applications of the internet of things technology, the wireless sensor network technology, the global positioning system (GPS) positioning technology and the GIS electronic map technology, and discloses an online lake water quality monitoring system based on internet of things. The online lake water quality monitoring system comprises a node monitoring device, a data video base station and a remote monitoring center; the node monitoring device is arranged in a lake to be monitored, and is used for monitoring the lake water quality and transmitting the monitoring data obtained from the monitoring to the data video base station through an ZigBee network; the data video data base is arranged in the lake to be monitored for transmitting the received monitoring data, and water quality information and video information which are collected by the data video base station are transmitted to the remote monitoring center through a mobile communicating network; the remote monitoring center comprises a GIS module, and is used for controlling navigation of the data video base station by remote means depending on water quality map information which is provided by the GIS module after receiving the monitoring data and all information, and for assisting to treat water quality of the lake to be monitored.

The present invention belongs to an industrialization aquiculture field, particularly relates to a closed cycle water industrialized fish cultivating system. The system separates solid and liquid in a storage sedimentation basin and a backwater channel sedimentation and rotational flow pool sedimentation, the tiny particulate matter is separated and purified by a sandrock filtering bed of a one level biological filter based on the water particulate matter separation, the water purified by the one level biological filter is feed into a two stage biological filter, the biological film of biologic filling material in the one level and the two stage biological filters is degraded with ammonia nitrogen and azote nitrous acid, the total purifying rate of the water particulate matter reaches more than 99%, the culturing water is added with oxygen mechanically or by liquid oxygen, finally the water is disinfected and sterilized through a ultraviolet ray sterilizer, and the clean ecological water is feed into a fish pool, thus the waste water of the fish pool may be purified and used in repeat. The fish-cultivating system implements completely closed cycle water industrialized fish cultivation, the fish is out of a disease or less, and the fish survival is more than 80%.

The invention relates to a biological water quality monitoring system by fish behaviors and a monitoring method thereof. The monitoring system provided by the invention comprises a data acquisition device, a data analysis device and a transparent water tank, and is characterized in that the water tank is successively divided into a pipelining buffer area, a fish shoal observation area and a filtration adjusting area by netted fish baffle plates; the sidewall of the pipelining buffer area is provided with a water inlet pipe; the outer portion of the fish shoal observation area is equipped witha light source; the sidewall of the filtration adjusting area is provided with a water outlet pipe; the filtration adjusting area is provided with a circulating pump; and the sidewall near the bottomof the water tank is equipped with a draining valve. The monitoring method provided by the invention comprises the following steps of: shooting the behaviors of the tested fish shoal by the use of a camera to obtain an image sequence, sending into a computer for real time image processing and data analysis, comparing obtained average moving speed, dispersion and the like and a preset threshold value, and determining whether the water quality is polluted or not. According to the invention, parametric records of fish behaviors in hydrostatic, pipelining and water-exchanging tests can be simultaneously realized, and the behaviors of individual and colonial organism can be simultaneously measured.

The present invention is a water use and/or a water energy use monitoring apparatus that is affixed to the hot and cold water supply piping for continuously (or on demand) monitoring displaying the water and water energy (hot vs. ambient) use within a residential or commercial building. A first wire or wireless means is incorporated to communicate with a remote display for viewing by the owner of a commercial building or occupier/resident of a home. A second optional wire or wireless means can be incorporated that can be monitored by civil, commercial, governmental or municipal operators or agencies, using a remote display and/or recorder means or by a secure wire or wireless communication network (e.g. cell phone, smart phone or other similar technology communication means). A third wireless means communicates water parameter data utilizing typical cell tower technology and/or mesh network technology. The water use monitor apparatus includes a power generation, a microprocessor, temperature and water flow sensors, optional water quality sensors, timing circuits, wireless circuitry, and a display means. A wired or wireless means is designed to electronically communicate water use, water energy use and/or water quality information to a remotely located display apparatus or typical cell phone, smart phones, or similar apparatus for convenient observation by a commercial, operator or occupier, resident, municipal or government agency.

The invention provides a shrimp-fish-shellfish-alga multi-unit culture and aquatic organism regulation system thereof. A shrimp culture zone, a fish culture zone, a shellfish culture zone, a large scale alga cultivation zone, a probiotics and microalga culture zone, a water processing zone and an emergency drainage system are arranged in a closed water circulation culture system, wherein the culture water circulates in different culture and water processing units. As the water circulates in different culture units and is utilized in multiple levels by various aquatic organisms of different trophic level and ecological niche, the system gives the various aquatic organisms full play to the positive bait resource complementarity, prevents the aquatic organisms from directly competing on living space and dissolved oxygen and reduces the mutual damage caused by organic remains and metabolic waste, achieves the 'self-modification' and 'biomanipulation' of the culture environment, enables the environment itself to recover from the pollution in culture process, and decontaminates the seawater culture environment.

The invention discloses an unmanned-device-based water quality patrolling, contaminant originating system and a method thereof, wherein the system comprises an unmanned plane, an unmanned ship and a shore-based monitoring system. The unmanned ship carrying a water quality detection device is capable of performing on-line detection of water quality across a water area at which the unmanned ship is located. The unmanned ship carries a small-sized unmanned plane, and a ship body thereof provides docking and charging device for the unmanned plane, thereby achieving a wide patrolling range of the unmanned plane. Both the unmanned ship and the unmanned plane are equipped with an HD (High-Definition) video monitoring system for separately achieving a water surface patrolling function. The invention provides a brand new water quality monitoring approaches by means of carrying theunmanned plane on the unmanned ship for patrolling a polluted water area in a space formula manner. A combination of the unmanned plane and the unmanned ship uses a characteristic of a wide view of the unmanned plane, to further achieve tracking of a pollution source, and also better compensates for defects of separate patrol of the unmanned ship or unmanned plane, thereby facilitating high efficiency and precision of water quality monitoring, and improving informationalized level of water quality monitoring.

The invention relates to a wireless acquisition device of culture water quality, which comprises a sensor group, a microprocessor and a wireless communication module. Based on the wireless acquisition device, the invention also discloses a system for wirelessly monitoring the culture water quality, which comprises a data storage module, a power supply module and a buoy. The device and the system adopt a solar energy supply; the system has an online state and a dormant state; software and hardware are designed by adopting a low power consumption power-saving mode, and can acquire and store a plurality of water quality parameters such as the pH value, the electrical conductivity (EC), the water level, the dissolved oxygen (DO) and the water temperature of a culture water environment; the acquired data can be sent to a data monitoring center by GPRS; and the DO value in water can be predicted, and water quality DO early warning information is sent to an intensification aquaculture manager through mobile phone short messages.

A simple, effective and inexpensive water-quality measurement system comprises a housing suitable for travel on or in a body of water; one or more sensors for measuring water properties as the housing travels; a memory for storing information relating to the measured water properties; and software for processing measured properties. This invention combines into a single, inexpensive, and comprehensive system the sensors, computer hardware, signal-processing, Geographic Information System data, and Decision Support Software. This integration yields a system of novel and unparalleled utility. The water properties measured by the system may include: water temperature, water conductivity, pH level, dissolved oxygen, turbidity, water depth, salinity, total dissolved solids (TDS), ORP, chlorides, nitrates, and phosphates. A geographic information system (GIS) based on a global positioning satellite (GPS) technology is operative to determine geographic location and other factors, and an internal or external processor is operative to generate a map coordinating one or more of the listed characteristics to one or more of the water properties. A barometric pressure sensor may also be provided. In the preferred embodiment, the housing is a floating buoy.

The invention provides a method for treating fracturing waste fluid in an oil-gas field, belonging to the oil-gas field waste fluid treatment technology, which overcomes the problems existed in other methods. The process steps of the method are as follows: the water quality achieves a recirculation standard or accords with the II grade discharge standard of the integrated sewage discharge standard GB8978-1996, through technical treatments of raw water (pH) adjustment, H2O2/Fe<2+> catalytic oxidation, chemical precipitation, enhanced flocculation and sedimentation, fine filter and adsorption filtration, and system settling sludge, then the settled sludge is subject to filter pressing and dehydrating, press filtrate returns to the front end for after-treatment, and mud cake is desiccated and manufactured into bricks for application or is treated through using the incinerating treatment technology. The method is an effective method for treating the fracturing waste fluid in the oil-gas field.

The invention discloses a whole-process monitoring and tracing system and method for the quality safety of agricultural products. The system comprises a cloud server which is connected with a client inquiry system, an agricultural product information acquisition pool and a monitoring system; the client inquiry system comprises a switch, a firewall, Internet, an authority authentication server and inquiry clients which are connected successively, wherein both-way communication is performed between the switch and the cloud server; and the agricultural product information acquisition pool comprises a forbidden pesticide inputting system, a basic information importing system, a water quality testing device, temperature and humidity sensors, a soil detection device, cameras, an air detection device, a pesticide detection device and a fertilizer detection device which are connected with the cloud server. The whole-process monitoring and tracing system and method have the advantages that the whole production process of agricultural products can be traced, and consumers can inquire about basic information of agricultural products through terminals.

A system, method, and computer-readable medium for the collecting and storing of environmental data, and generating a user report of the environmental data, the user report providing document compliance with U.S. Food and Drug Administration requirements. The collected and stored environmental data includes a wide variety of manufacturing facility parameter data, including but is not limited to, the presence of viable microbiological organisms, the presence of particulates and other environmental conditions within the facility, such as humidity, pressure, temperature, water quality (e.g., pH, conductivity, total organic content (TOC), endotoxin, coliform, and metals), and the respective amounts of different materials involved in the manufacture of the end product(s).

An automated remote water quality monitoring system with wireless communication capability and the method thereof is provided. A water quality monitoring system is provided, including: a plurality of monitoring apparatuses, each of which has a radio communication module transmitting at least one environmental parameter; a server receiving the at least one environmental parameter via a base station; and a gateway being one selected from a group consisting of the plurality of monitoring apparatuses, being geographically the closest one to the base station, receiving the at least one environmental parameter and transmitting the at least one environmental parameter to the base station.

A humidifier for treating humidified air with germicidal light is provided. The humidifier includes a water reservoir, an atomizer to atomize a supply of water, and an ultraviolet light source to expose the atomized water to germicidal light. The ultraviolet light source extends vertically within a cylindrical channel to irradiate the atomized water dissipating upwardly from the atomizer. The water reservoir can include a carbon filter and a hardness-removing module for removing containments and metal oxides from the water supply. A control panel indicates the remaining useful life of the ultraviolet light source, the carbon filter and the hardness-removing module based on historical humidifier usage and water quality levels.

The invention relates to a compound chemical blocking removing agent of an oil field polymer injection well. The compound chemical blocking removing agent is characterized in that a high molecular extending agent with strong electronegativity is used for hydrating and extending condensed and agglomerated polymer macromolecule chains again; peroxide is used as a primary oxidation agent; polybasic carboxylic acid which can slowly and uniformly ionize hydrogen ions is used as controlled-release acid; auxiliary agents such as a corrosion inhibitor, a penetrant, a metal ion chelating agent, a dual-metal coupling agent, an iron ion stabilizer, a bacteriacide, a stratum protective agent, and the like are added at the same time; and macromolecular polymers in blocking substances, which are near the oil field polymer injection well, and are fully extended by the extending agent, are oxidized and degraded by active hydroxyl which is produced from the reaction of the primary oxidation agent and the controlled-release acid, so that blocking of the polymer injection well is removed, and the apparent water injectivity index is improved. The chemical blocking removing agent is non-toxic and environment-friendly, has a wide applicable range of temperature and water quality, and has the advantages of simplicity in construction technique, safety and convenience in use and storage, and the like; and the viscosity-reducing rate of the compound chemical blocking removing agent to polyacrylamide gel can reach above 99%.

The invention relates to a treatment method for small water quantity refractory wastewater deep purifying and utilizing. The method comprises the following steps: step one, pre-filtrating wastewater is performed firstly; step two, the pH value of the wastewater is adjusted to 3-5 to ensure the wastewater to present subacidity; step three, the wastewater flows into a spout-fluid bed reaction tower, the wastewater is processed through a micro-electrolysis method, and micro-electrolysis composite functional material is utilized in the micro-electrolysis method; step four, the wastewater is processed through a photo-assisted fenton catalytic oxidation method; step five, the pH value of the wastewater is adjusted to 6.8-7.8, and then the wastewater is processed through strengthen flocculation method; step six, the wastewater flows to a microwave catalysis reactor, and is processed through a microwave catalytic oxidation method; step seven, the wastewater flows into a UV photochemical reactor, and is processed through the UV photocatalysis; step eight, the wastewater flows into a gravitation filter, and the wastewater can be clarified to meet the requirement of the reuse water quality. The invention also provides equipment for performing the treatment method.

The invention discloses a biological integrated purification process for governing black and odorous river channels, which comprises the following steps that: (1) carrying out substrate pre-treatment; (2) building a plant zone; (3) building a water sinking plant colony; (4) supplementing a water source and stocking aquatic animals; (5) carrying out maintenance and management. The traditional aquatic plants are used for realizing the effect of purifying the water quality, in addition, decomposers of microbes in the ecosystem are sufficiently utilized, and the blank and odorous substances can be fast decomposed, absorbed and converted at high efficiency through the microbes. Through the matched use of the aquatic plants and the microbes, the pollutant removal efficiency is maximized.

A method and system for wastewater treatment based on dissolved oxygen control by a fuzzy neural network, the method for wastewater treatment comprising the following steps: (1) measuring art inlet water flow rate, an ORP value in an anaerobic tank, a DO value in an aerobic tank, an inlet water COD value, and an actual outlet water COD value; (2) collecting the measured sample data and sending them via a computer to a COD fuzzy neural network predictive model, so as to establish an outlet water COD predicted value, (3) comparing the outlet COD predicted value with the outlet water COD set value, so as to obtain an error and an error change rate, and using them as two input variables to adjust a suitable dissolved oxygen concentration. Accordingly, the on-line prediction and real-time control of dissolved oxygen wastewater treatment are achieved. The accurate control of dissolved oxygen concentration by the present method for wastewater treatment can achieve a saving in energy consumption while ensuring stable running of the sewage treatment system, and the outlet water quality meets the national emission standards.

The invention relates to a positive-negative floatation technology for cellophane, which comprises the following steps: subjecting siliceous-calcareous collophane ore to breaking and grinding process to dissociate ore monomer; adding water to it get ore pulp with concentration of 20 -50%; Leading the mixture to agitated tank; adding modifying agent sodium silicate and positive collector agent to ore pulp; processing the mixture in positive floating system to get foamed product; adding negative floatation agent inorganic acid and collector agent to the foamed product in negative flotation agitated tank; processing the mixture in negative floating system with carbonate vein mineral negative flotation to get foamed product as negative flotation debris and product in tank as clean ore. The invention can simplify process, deduce cost and recycle the water.

A method for treating water including intaking a first amount of water from a first source into a plurality of treatment blocks, treating the first amount of water, outputting aqueous treated water streams from each of the plurality of treatment blocks, separating the aqueous treated water streams from each of the plurality of treatment blocks into aqueous permeate streams and concentrate reject streams, monitoring each of the aqueous permeate streams, controlling the operation of at least one of the plurality of treatment blocks based on predefined water-characteristic tolerances that fall within a predetermined concentration range based on the different qualities of the aqueous permeate streams, outputting a product water stream into an injection water reservoir or blend point, the product water stream including the aqueous permeate stream, intaking a second amount of water from a second source, treating the second amount of water, and discharging the dischargeable water stream.