We help customers make significant advancements with globally used water filtration and purification technologies. Cedi uses cation andor anion exchange resins that are continuously regenerated by an electrical current. For the demineralization of low ion content water, the electro deionization edi is the ideal solution. Electrodeionization cedi system complete water solutions. Potentialfree contact, limiting value setting, quality rinse. Operation manual electrodeionisation system genoedix with. Edi modules, also called stacks, consist of cell pairs with each pair containing.
Electrodeionization edi is a water treatment technology that utilizes electricity, ion exchange. Cedi is a chemicalfree process that uses ion exchange resin and electricity to produce ultrapure deionized water. Electrodeionization edi is a continuous process that utilizes an applied current to remove ionized and ionizable species from a water source while continuously regenerating the ion exchange media. Our highquality modules continually produce ultrapure water up to 18. Electrodeionization edi is a continuous, chemicalfree process of removing. Both as a matter of physics and as a practical matter, snowpure recommends using voltage control for edi. Electrodeionization edi systems remove ions from aqueous streams. Edi system edi5 standard system custom 100 gpm edi system edi series etrenatn sstes. Simulation and optimal design of electrodeionization.
In electrodeionization, dc voltage is the force for driving ions out of the stream to be purified. Electrodeionization cedi system with 25 gallons per minute gpm water production rate from complete water solutions. With edi system membranes and electricity replace the million gallons of acid and caustic chemicals that the old processes required daily. Simply put, its a technology that has transformed traditional edi water treatment. Electrodeionization is an effective means of polishing reverse osmosis ro permeate. Electrodeionization edi systems nectar water technologies.
Progressive offers a complete line of edi systems, customized for each application. Electrodeionization edi electrodeionization is a continuous and chemicalfree process that removes ionized and ionizable species from feed water. The edi systems operate chemicalfree, achieve 97% water recovery, and consume only electricity. Ionpure is known for developing and offering highquality continuous electrodeionization cedi technologies, including our lx cedi modules. It differs from other water purification technologies in that it is done without the use of chemical treatments and is usually a polishing treatment to reverse osmosis ro.
Electrodeionization edi water treatment system pure aqua. There are several flow configurations used in edi systems. Electrodeionization edi, comprised of ion exchange resin and membranes, is a. Electrodeionization edi is an electricallydriven water treatment technology that uses electricity, ion exchange and resin to remove ionized species from water. Operation is simple, continuous, and facility requirements are reduced. The key difference is the use of electric current that continuously separates contamination out of the feed water. Your partner for industrial water treatment with over 15 years experience in industrial water treatment deltapore is the appropriate party for issues concerning water quality in industrial processes. Components of the electrodeionisation module edi module.
Electrodeionization edi systems remove ions from aqueous streams, typically in conjunction with reverse osmosis ro and other purification devices. It is used across a wide variety of industries and applications ranging from general industrial di water through life sciences, pharmaceutical, and semiconductor grade water. Electrodeionization systems 7,200 to 230,400 gpd the biolab edi series electrodeionization system is a revolution in chemicalfree deionization that is costeffective for all. Fedi qua fedi product line electrodeionization edi. It is based on modern technologies and produces highly purified water by electrochemical demineralization without the use of chemicals for regeneration. Electrodeionization edi systemelectrodeionization ultra. In every case, the customers requirements and preferences are considered prior to any design. Electrodeionization, also referred to as continuous electrodeionization cedi and continuous deionization cdi, is a chemicalfree technology that significantly reduces ions in water.
Often following a reverse osmosis ro pretreatment, the water is passed between positive and negative electrodes separated by semipermeable membranes. Electrodeionization edi, or sometimes cdi or cedi is a way to demineralize water using electricity as the driving force. Electrodeionization edi systemelectrodeionization ultra pure water treatment system edi module, find complete details about electrodeionization edi systemelectrodeionization ultra pure water treatment system edi module,edi system,water treatment system,water treatment system edi module from water treatment supplier or manufacturerzibo yingxin water treatment technology co. Continuous electrodeionization is your safe, chemicalfree way to take ro reverse osmosis water to a higher level of purity. Most traditional water purification technologies and equipment utilize chemicals to. The process of electrodeionization is a water treatment service that uses electricity, ion exchange membranes and resin in order to purify and deionize the water. Electrodeionization edi is a water purification system that relies on electricity to remove ionic impurities from water into a concentrate water stream. The electrodeionization edi process, invented over 20 years ago, is a continuous. The combination of ionexchange resins and ionexchange membranes, which are used to move ionic impurities into a waste or concentrate water stream leaving purified product water. Electrodeionization edi is an extremely effective water treatment solution with little to no moving parts. With an electrodeionization system from complete water solutions, the particles which get filtered out through the membrane get completely removed from the device by a consistent waste stream.
Quas fractional electrodeionization fedi process is an advancement of edi and was developed by taking into account the limitations of conventional edi. Discover electrodeionization edi solutions from suez which offer superior residual salts removal and aqueous species removal. A wide variety of edi electrodeionization options are available to you, there are 346 suppliers who sells edi electrodeionization on, mainly located in asia. This edi system features a modular robust design that handles the flow rate.
The innovative ijust automatically optimizes water consumption and ensures the conscientious use of our environmental resources. Electrodeionization systems, all of which are engineered using advanced 3d computer modeling and process design software for accurate and customized solutions. Electrodeionization edi module lenntech wasseraufbereitung. Maximum recovery is determined by design software and is mostly a function of the feed. Edi is prefered rather than mixed bed ion exchange.
Suezs ecell electrodeionization edi technology removes residual salts and ionizable aqueous species such as carbon dioxide, silica, ammonia and boron from your water sources. Our team at besco water treatment is highlytrained and experienced in providing electrodeionization services for our customers, and is ready to help you today. Labtronics inc announces new distribution partner for limslink software. Electrodeionization edi systems data sheet pure aqua, inc. The electrodeionization edi process, invented over 20 years ago, is a continuous, chemicalfree process that removes ionized and ionizable impurities from the feed water using dc pow. Industry leader ge is a technology and application leader in the still rapidly growing field of electrodeionization. The contaminants are then flushed out into a concentrated stream resulting in ultrapure water deionized by a chemicalfree and energy. Mixed beds consume large volumes of hazardous chemical. Electrodeionization systems are designed to optimize performance and minimize maintenance. The product water for the ecell3x is at an ultrapure level required in todays most demanding applications.
The edi process produces industrial process water of very high purity, using less than 95% of the chemical products used in the conventional ion exchange processes. This technology has been widely used in the production of ultrapure water due to its better performance and economical operation at low feed concentrations. Fedi has been in the market for over five years now and has been installed in power stations, refineries, and more. The edi systems have several different modules to choose from. Evoqua water technologies has spent valuable time, energy, and resources to create a water treatment option that doesnt use traditional mixedbed deionization technologies. Electrodeionization edi water purification technology elga. Electrodeionization edi water purification technology. In contrast to conventional water purification systems, the unique touch display with intuitive menu navigation makes it extremely easy to use. In systems that produce more than 60 gpm, we can design and. Ecell calculation software is available to assist in design and prediction.
Edi systems do not require the periodic regeneration and downtime of resinbased. Snowpures electropure edi products are used worldwide in ultrapure water systems in a diverse range of applications, including pharmaceutical, semiconductor, power. An edi stack has the basic structure of a deionization chamber. Electrodeionization edi, or sometimes cdi or cedi is a way to demineralize water using. Electrodeionization edi removes ions from water using conventional ionexchange resin. Ecell3x stacks are electrodeionization edi stacks which use electrical current to deionize and polish reverse osmosis ro permeate water. Edi module mega edi modules how does edi works video.
Newterra electrodeionization edi systems offer a highly effective alternative to mixed bed demineralization to polish water to extremely low levers of dissolved solids. Microprocessor control for fully automatic control and monitoring of the system. Electrodeionization plant, edi system for high purity water. Electrodeionization edi technology combines the operation principle of both ion exchange and electrodialysis in one single unit and overcomes the disadvantages of either unit. The chamber contains a ion exchange resin, packed between a cationic exchange. Electrodeionization performance monitoring pureflow. An edi plant serves as an alternative to conventional mixedbed polisher, as it eliminates regeneration downtime, as well as the need to handle and store hazardous chemicals like acid and lye. Evoquas cdilx systems use our proven, patented process to produce an uninterrupted supply of high purity water, up to 18. Afi edi electrodeionization system is an alternative to mixbed or twinbed ion exchange system for processing water. Edi, electrodeionization system, ion exchange resin. Electrodeionization is a green solution for deionizing water. The edi series electrodeionization system is a revolution in chemicalfree deionization that is costeffective for all flow rates.
Electrodeionization edi is a water treatment technology that utilizes electricity, ion exchange membranes and resin to deionize water and separate dissolved ions impurities from water. Multiple beds of ionexchange material are arranged in narrow rectangular spaces contained between sheets of ionexchange membranes. As a result, there have been several studies that deal with. The deionization takes place in this resin bed, much as in conventional mixed bed ionexchangers. Replacing the electrodeionization, or edi, system at a power plant may not be as simple as changing. When the permeate water enter the edi system with the electric current applied, some of the permeate flows through the dilute chamber, where most of the cation and anions are removed. The system is completely prewired and prepiped on one skid for fast economical installation. Table 41 italy electrodeionization edi market, by enduse industry, 20172024 usd million table 42 italy electrodeionization edi system market, by design, 20172024 usd mllion table 43 france plate and frame construction electrodeionization market, by enduse industry, 20172024 usd million.
Available for a variety of applications and industries, the lx cedi module wont disappoint. Electrodeionization edi water treatment systems edi. In systems that produce more than 60 gpm, we can design and supply edi systems using jumbo modules to save space and minimize foot print. Lenntech can also provide skid build turnkey edi systems. By altering the filtration setup, our systems allow the resins and water purification system to continuously work at maximum capacity. Fedi electrodeionization edi process system by qua group llc. Electrodeionization systems by agape water solutions. Electrodeionization edi water treatment systems newterra. Electrodeionization edi water treatment system pure aqua, inc. Compact, low noise and dustproof cabinet construction with front door which holds all components.
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