Category: Water Treatment Filtration

Fault analysis of pure water equipment Troubleshooting of purified water equipment The resistivity of water produced by purified water equipment is low. Cause: power: the power is very low, the voltage setting is too high or too low, one or more electrode connectors are loose, and the polarity of the electrode is opposite. Water flow:…
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The preparation of demineralized water by ion exchange has been widely used in electric power, metallurgy, pharmaceutical, and other industries. For equipment that uses ion exchange to prepare desalted water, install an ion exchanger. Under the situation that its positive bed uses a drainage cap because individual drainage cap is damaged, it is difficult to…
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The resin trap is a device used to trap resin particles that are carried out of the ion exchanger with water.  When using resins for online water treatment. When the quality of the resin is poor, the water pressure is turbulent, and the wall of the resin cylinder is damaged, the resin will enter the…
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Resin traps are often used in ion exchange systems. During the operation of the ion exchange system, there will often be resin in the exchange water.  Once these resins enter the ion exchanger, they will cause the malfunction of the ion exchanger. At this time, the resin trap is needed to capture the resin and…
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Resin traps play a vital role in the subsequent water treatment of ion exchangers. It plays the role of intercepting resin, and the filter element is easily damaged and needs to be replaced frequently.  Because the upper cylinder body and the filter element of the existing resin catcher are integrated. To replace the filter element,…
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The drainage of regeneration waste liquid from the positive regeneration tower of the second-stage fine treatment of condensate in the power plant is directly discharged into the ditch after being filtered by the resin trap and then discharged into the waste water pool through the ditch. Resin traps are used when resins are used for…
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Aiming at the shortcomings of the old-fashioned resin traps, a new type of resin trap has been developed. It has the advantages of not being easy to block the filter screen, small running resistance, and time-saving and labor-saving maintenance.   This equipment has certain practical significance for further improving the reliability of the water treatment system.…
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With the increasing scarcity of oil resources, the price of oil has risen sharply. At the same time, the promotion of environmentally friendly and clean new energy – fuel ethanol is deeply favored by scientists. In the future, fuel ethanol will replace some gasoline. energy breakthrough. At this stage, the raw material used for ethanol…
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The AAO activated sludge method mainly converts the complex organic matter in the wastewater into simple substances through the catabolism of various microorganisms. The advanced treatment adopts the Fenton catalytic oxidation method. The process flow is shown in Figure 1. Problems in biochemical treatment The designed ammonia nitrogen concentration of the phenol cyanide wastewater from…
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There are physicochemical treatment technology, biological treatment technology and steam treatment technology for high-salt wastewater treatment methods. According to the different nature of wastewater and different effluent uses and water quality requirements, the treatment methods are different. Generally, the treatment of high-salt wastewater is to reduce the COD and salt content of wastewater, so as…
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Study the main components in pharmaceutical wastewater, analyze the structure of the reactor, and understand the removal effect of anaerobic particles and flocculent sludge in the anaerobic tank on CODcr. Taking the UASB as an anaerobic reaction device, understand the wastewater treatment process and treatment process, plan the start-up procedure and control procedure, and understand…
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With the leap-forward development of my country’s industrial technology, people’s quality of life has also been greatly improved, and many industries have higher requirements for water quality. At present, various countries are paying more and more attention to the protection of the environment, and the requirements for energy consumption are also higher. As the problem…
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At present, water treatment flocculants are mainly divided into two categories: organic and inorganic, and organic flocculants mainly include organic polymers such as polyacrylamide. Organic flocculants have many advantages, such as low dosage, strong flocculation ability, wide pH range, good precipitation effect, etc. However, the price of this substance is high, and the residual monomers…
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Ion membrane electrolysis technology is a high-efficiency and new type of sewage treatment technology. With the continuous expansion of its application range, it has penetrated into many industries, bringing new changes to my country’s water resources treatment. Overview of ionic membrane electrolysis Ion membrane electrolysis technology, also known as membrane cell electrolysis, is a method…
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1 Background Vanadium and chromium wastewater is industrial wastewater produced in the process of vanadium oxide production by vanadium slag through sodium roasting, leaching and filtration, and vanadium precipitation with acid ammonium salt. The content of hexavalent chromium is as high as 500×10-6~1000×10-6, far exceeding the national emission standard. High-priced vanadium and chromium compounds, as…
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Desulfurized ash is a kind of aluminosilicate material, which belongs to the solid waste generated by coal-fired thermal power plants. It is obtained by desulfurization of flue gas generated by thermal power plants. Its main components are alumina and silica. From the perspective of microstructure, the desulfurized ash has a porous honeycomb structure inside, so…
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In the polysilicon industry, most of the industrial wastewater currently produced has not achieved zero-discharge technology. This paper compares and analyzes the application of zero-discharge technology in various industries, and analyzes the characteristics of sewage in the polysilicon industry. application feasibility. The concept of zero discharge of industrial wastewater Simply put, zero discharge of waste…
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With the modification and progress of coalesced fiber materials, coalescence separation method has become a high-efficiency and low-cost oil-water separation technology, and has been widely studied and applied. Since the coalescence technology adopts the physical demulsification method, it has no effect on the subsequent oil recovery and waste oil regeneration, and is widely used in…
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Necessity of sewage classification and standard treatment The company currently has a set of 350t/h (8400t/d) sewage treatment facilities, mainly using microfiltration-ultrafiltration-reverse osmosis-concentrated water secondary reverse osmosis-ion exchange treatment-pure water-recycling device, a small amount of concentrated water It is reused in the production process of polyvinyl chloride and acetylene to achieve nearly zero discharge of…
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Phenol is the main pollutant in wastewater, especially in plastic production and pesticide use. Phenol is very destructive to organisms. When phenol wastewater is discharged, an activated carbon fixed-bed should be used for dynamic adsorption. After removing phenol substances in wastewater, the wastewater can be safely discharged, reducing the pollution of wastewater to the environment…
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Why process electroplating wastewater? The water quality of electroplating wastewater is complex, containing various heavy metal ions such as nickel, zinc, and chromium, as well as organic matter, ammonia nitrogen, acid, and alkali pollutants, and the treatment process is complex, which is the focus of environmental supervision.At present, the electroplating wastewater treatment and discharge standards…
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Chemical precipitation method The wastewater generated in the preparation and treatment of PCB circuit boards contains a large amount of nickel. The chemical precipitation method is used. First of all, the nickel-containing wastewater is treated to balance the water quality and quantity, and then added to the oxidation tank through a pH adjustment tank with…
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The horizontal screw filter press has the characteristics of simple structure, stable operation, low operating cost, and easy maintenance and management. Based on the horizontal screw filter press, a complete set of mechanical equipment for concentration treatment technology with biological treatment process as the core has been developed and initially used on offshore platforms. Sludge…
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Fluorine is one of the indispensable trace elements for the human body to maintain normal physiological activities. An appropriate amount of fluoride can promote the calcification of teeth and bones, and contribute to the conduction of nerve excitation and the metabolism of enzymes in the body, but excessive intake of fluoride by the human body…
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The nature of wastewater The plant area is classified and collected according to the nature of the wastewater, and it is divided into four streams of wastewater: (1) High concentration wastewater. It mainly contains organic substances such as ethanol, DMF (dimethylformamide), toluene, ethyl acetate and dichloromethane. (2) High salinity wastewater. The salt concentration of saline…
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Background of mine wastewater research The antimony mine in Lengshuijiang has a history of more than 120 years. It is the birthplace of the world’s antimony industry and the largest refining and processing place for antimony in the world. Due to the long time, large output and extensive methods of mining and smelting in the…
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At present, most of the domestic chemical enterprises are small in scale, and the technology development and application are lagging behind. The main products of the enterprises are pesticides, medicines, fertilizers, etc., with extensive production and low technological level. Production sewage generally has many organic and toxic components, high ammonia nitrogen content, high acidity, deep…
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The industries mainly involved in heavy metal pollution include mining, chemical industry, printing and dyeing, electroplating and other industries. These industries will discharge a large amount of heavy metal elements such as lead, mercury, nickel, chromium, arsenic, etc. in the process of production. Wastewater containing heavy metals will cause harm to the environment. Serious pollution.…
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Wastewater treatment has always been a stubborn problem in environmental governance. Bio-augmentation technology refers to adding specific microorganisms to traditional biological treatment technology, thereby increasing the concentration of microorganisms and increasing their decomposition rate, so as to better treat wastewater. deal with. The specific performance of bioaugmentation technology From the analysis of the main manifestations…
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The flue gas desulfurization adopts the limestone/gypsum wet desulfurization process, and the annual desulfurization water consumption is about 2.3 million m3. If the circulating water sewage can be used for desulfurization, it can not only save water but also reduce waste water discharge. The power plant personnel successfully solved this problem by using the circulating…
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With the development of industrial production, water consumption is getting larger and larger, and the phenomenon of the insufficient water supply has appeared in many areas. Therefore, reasonable and saving water has become an important issue in the development of industrial production. Therefore, enterprises are generally required to treat and reuse part of their sewage by…
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At this stage, 90% of the coal yards in my country are opencast coal yards.  The raw coal has uneven particles and loose texture, and the coal yard generally covers a large area and receives more natural precipitation. In the past, the drained water containing impurities such as pulverized coal was generally discharged directly into…
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The cutting fluid waste liquid discharged from the machine tool includes waste oil, waste liquid stock solution and waste water. These three are mixed together. If they are directly discharged without treatment, this will not only cause pollution, but also waste water resources.  If it is directly packaged and transported to the sewage treatment plant,…
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Phosphorus is a common natural element, which plays an extremely important role in maintaining the life activities of animals and plants. However, in industrial production and daily life, more and more industrial wastewater and domestic sewage are directly discharged into rivers, lakes, ponds and reservoirs, resulting in a significant excess of phosphorus content in the…
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With the continuous development of plastics industry, plastics, as one of the most widely used basic materials, plays an important role in the development of various industries. In the recycling process of waste plastics, it is necessary to clean the surface impurities of waste plastics. The most common cleaning medium is water. At the same…
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At present, the sewage and wastewater discharged from university laboratories are generally not strictly treated, especially the sewage and wastewater containing various heavy metals such as dust and particles will have a great impact on the ecological environment; The water consumption of university laboratories is huge, but the test water in some links does not…
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Bluslot customized wedge wire filter screen specially used in Deionized water machine. Deionized water machine belongs to mechanical equipment, which is suitable for chemical industry. It can be widely used in chemical industry, production technology, laboratory, school experiment, animal drinking water, standard solution configuration, product cleaning, small-scale experimental water and other industries.

Bluslot customized wedge wire filter screen specially used in Circulating water bypass filter. Deionized water equipment is an ion exchange system. Ion exchange system is a traditional water treatment process in which various anions and cations in water are replaced by anion and cation exchange resins. Anion and cation exchange resins are matched according to different proportions…
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Bluslot customized wedge wire filter screen specially used in Circulating water bypass filter. The circulating water by-pass filter does not install the circulating water by-pass filter on the main circulating pipeline to filter all the circulating water, but leads out part of the circulating water from the main circulating pipeline for filtration. The circulating water by-pass filter…
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Bluslot customized wedge wire filter screen specially used in Paper industry wastewater. Waste water discharged from the production process of paper industry. Paper industry wastewater can be divided into sulfate pulp wastewater and sulfite pulp wastewater. Among them, the wastewater pollution from pulp process is the most serious. Black brown wastewater is discharged during pulp washing, which…
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Bluslot customized wedge wire filter screen specially used in Dosing System. Dosing system is a complete set of equipment integrating dosing, mixing, liquid transportation and automatic control. It is used for raw water, boiler feed water, oilfield surface gathering and transportation dehydration treatment system of power plant, various dosing systems and wastewater treatment systems of petrochemical industry.

Bluslot customized wedge wire filter screen specially used in cooling water. The full name of coolant should be antifreeze coolant, which means coolant with antifreeze function. Antifreeze can prevent the coolant from freezing and cracking the radiator and freezing the engine cylinder block when parking in cold seasons. However, we should correct a misunderstanding. Antifreeze is not…
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Bluslot customized wedge wire filter screen specially used in Heavy metal wastewater. Heavy metal wastewater refers to the wastewater containing heavy metals discharged from industrial production processes such as mining and metallurgy, machinery manufacturing, chemical industry, electronics and instruments. Wastewater containing heavy metals (such as cadmium, nickel, mercury, zinc, etc.) is one of the industrial wastewater with…
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Bluslot customized wedge wire filter screen specially used in Condensate. Condensed water: refers to the liquid water formed by the condensation process of water vapor (i.e. gaseous water), which is condensed water. The condensed water flows out from the water collecting tray under the evaporator of the indoor unit. Its flow is generally related to the moisture…
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Bluslot customized wedge wire filter screen specially used in Pretreatment wastewater. The wastewater from electroplating, printing and dyeing, painting and other processes is difficult to be treated biochemically due to the high content of impurities such as cod. The normal wastewater treatment process cannot be carried out normally. It is necessary to reduce the content of impurities…
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Bluslot customized wedge wire filter screen specially used in Sewage irrigation. Sewage irrigation refers to the irrigation with treated sewage that meets the requirements of irrigation water quality standards as the water source. Urban sewage is not only an important water source for suburban rice fields, but also an important fertilizer source. According to the measurement, sewage…
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Bluslot customized wedge wire filter screen specially used in Food industry wastewater. The content of food industry is extremely complex, including sugar making, brewing, meat, dairy processing and other production processes. The discharged wastewater contains organic matter, has strong oxygen consumption, and a large number of suspended solids are discharged with the wastewater. The wastewater discharged from…
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Bluslot customized wedge wire screen filter element specially used in Cooling water station. In different industrial production, the process of heat production is different, and the objects cooled are also different. The main cooling objects include condenser, heat exchanger, oil (gas or liquid) cooler, generator set and compressor set, blast furnace, steelmaking and rolling mill, chemical reactor,…
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Bluslot customized wedge wire screen filter element specially used in Boiler steam water system. Boiler steam water system refers to the connecting pipes and fixed devices connecting the superheater, reheater and heating surface of water wall, as well as the sewage, vent, sampling, drainage, desuperheating water, recirculation and other pipes and fixed devices within the scope of…
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Bluslot customized wedge wire screen filter element specially used in Filter sand cylinder. The filter sand tank can be used in various water purification and circulation systems such as swimming pool, water park filtration, drinking water pretreatment and so on. Product category of high-speed sand cylinder filtration system: swimming pool filtration equipment > > swimming pool sand…
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