Mixed bed polisher mbp and condensate polisher cpp. Lewatit monoplus mp 800 kr, in mixed bed units are recommended in. Also, epris latest avt guidelines recommend condensate polishers on most highpressure units, advocating that they. Condensate from distillery unit is having characteristics bod ranging from 2200 to 2500 mgl, cod ranging from 4000 to 4500 mgl, colour less, acidic in nature. Most reliable, cost effective condensate filtration solution the power industry is installing hundreds of new condensate polishing systems as a esult of r increasingly stringent boiler feed water requirements, the need for greater power production reliability, and the demand for higher efficiency power plants. Condensate polishing unit deionized demineralised water. Fossil units equipped with suitable polishing systems have important. Condensate polishing packages sewage treatment reverse. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Better industrial water treatment with condensate polishing. Condensate polishing is the unsung hero of efficient plant operations, as it can remove impurities, prevent leaks, and avert shutdowns. Pdf dow guide condensate polishing free download pdf. In large power stations, the flow rate through each condensate polishing unit is often 200 to 800 m 3 h. Condensate polishing unit the condensate polishing unit removes crud mostly consisting of sodium, chloride, silica and carbon dioxide.
Condensate polisher system technology condensate polishing differs from regular ion exchange in that ion exchange is only part of the overall process as the condensate is already of high quality and only requires polishing. When the operating pressure is not too high, cylindrical vessels are used, but at 4 mpa 40 bar or above, spherical vessels are necessary to. Using this knowledge base, a range of standardized mixedbed units for condensate polishing has been created. Easy, effective upgrade opportunities with mott porous metal. Successful condensate polishing maintains control of ionic and particulate impurity transport in the fossil plant and allows the unit to operate more reliably. Frequently asked questions faq on condensate polishing. Sellers factory provided that the goods, partss, or consumables are returned to sellers designated factory, transportation charges prepaid, within the twelve 12 month period of warranty in the case of goods and parts, and in the case of consumables, within the ninety 90 day period of warranty. A condensate polisher is a device used to filter water condensed from steam as part of the. These units were retrofitted in the early 1960s into the condensate system specifically to remove copper from the condenser and lp heaters before it could carry over. Each unit treats a condensate flow of 35,568 m3day. Condensate polishing unit how is condensate polishing. We offer the worlds most complete, durable, highperformance solutions for combined cycle cp and filtration needs. Presentation of condensate treatment via pietro nenni, 15 27058 voghera italy.
Condensate polishing unit and its uses in power plant. When the operating pressure is not too high, cylindrical. It can also be applied to condensed steam from any steam system being returned to the boiler. This project profile illustrates the process for cpu and external regeneration system. Deploying a condensate polishing system is a wise water treatment strategy that can yield substantial economic payback in terms of improved boiler equipment life and operation, and. Fortunately, upgrading to a stateoftheart system can be relatively simple with mott porous metal media. A mixedbed polisher unit will be required if the product water specification is below that achievable from the demineralization plant alone or if a higher degree of safety is required to ensure water quality. Graver condensate polishing brochure click pdf icon to download graver condensate polishing 0312019. The ultimate goal of condensate polishing is to remove all soluble impurites and protect the high. Condensate polisher savings of 23% realized through value.
Wigen is a recognized leader in the design and fabrication of condensate polishing systems for industrial, power and steam utility applications. Description download dow guide condensate polishing free in pdf format. Condensate polishing unit distillery process condensate. It is frequently filled with polymer resins which are used to remove or exchange ions such that the purity of the condensate is maintained at or near that of distilled water. Though cpu is an ion exchange based mixed bed system operating at elevated temperature, external regeneration is a must to avoid cross contamination to achieve stringent outlet condensate quality. Adding a condensate polisher can be a simple, costeffective solution. This report will assist utilities in reducing the overall cost of condensate polishing by the use of offsite regeneration of the resins. Standardized units reduce time to market, optimize cost, facilitate maintenance and represent proven solutions. These systems are used to maintain a high quality of water by removing impurities from condensate return streams. It also should contain little if any free sulfonic acid, since this will interfere in.
From oil and particulate removal within industrial applications to high pressure, pure water systems for nuclear power generation, ovivo has a range of solutions to suit any condensate polishing application. The cpu can also be operated in manual mode, step by step. The rationale of condensate treatment uninterrupted flow of impurity. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks. Condensate polishing treatment process boustead salcon. Steam condensate polishing condensate polishing is a proven method of producing high purity, which can be economically returned to an ultrapure state by simple polishing rather than using fresh make up process water. If you continue browsing the site, you agree to the use of cookies on this website. Guide for condensate polishing power plant see other formats k t disclosure to promote the right to information whereas the parliament of india has set out to provide a practical regime of right to information for citizens to secure access to information under the control of public authorities, in order to promote transparency and accountability in the. A condensate polisher can be used on these units to reduce the level of contaminants in the steamwater cycle and ensure that chemistry limits do not play a major role in delaying unit startup times. Condensate polishing experts part of berkshire hathaway companys marmon water group, graver pioneered highperformance condensate polishing and water treatment for power generators around the globe. Tell a friend about us, add a link to this page, or visit the webmasters page for free fun content. Ion exchange resins for the power industry liquid purification. Specifications developed prior to bidding called for a 30 diameter vessel containing 15 ft3 of condensate polishing condensate polisher savings of 23% realized through value engineering reskem corp po box 1059 media, pa 19063 8003231983 6103580717 6103584642 fax. Recovered condensate shall be then routed and treated in the condensate polishing unit.
Dow liquid separations dowex ion exchange resin guide to condensate polishing. Our expertise and trackrecord in the power sector and our proprietary condensate polishing technologies are amongst the best in the world. Message box arial, font size 18 bold condensate polishing unit high speed mixed bed a resin based ion exchange. Condensate polishing for the power industry purolite. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to. Condensate polishers are resinbased ion exchange systems that are. In large power stations, the flow rate through each condensate polishing unit is often 600 to m 3 h. These units are usually designed for a high specific flow rates. Condensate polishing unit reliability engineering boiler scribd. Condensate polishing is a proven method of producing high purity demineralized water from recovered boiler condensate. Condensate polishing unit free ebook download as pdf file. Condensate polishing custom water treatment systems.
Pall power generation is the industry leader in providing filtration systems for. Doc condensate polishing training manual eli salem. How advanced is the condensate polishing or resin handling filtration system in your power generation facility. Condensate polishing unit reliability engineering boiler. Condensate polishing normally applies to the treatment of condensed steam from turbines operating in the power industry. Condensate unit article about condensate unit by the. The condensate polishing units with a common external regeneration system and associated accessories shall conform to the technical specification pets412155aa001 for condensate polishing unit of 2x 660 mw ennore sez stpp. Condensate polishing units are typically installed for super thermal power stations with the main objective of improving the boiler water quality. Condensate unit article about condensate unit by the free dictionary. These units are usually designed for a high specific flow rate 80 to 120 bed volumes per hour. Recovered condensate shall be then routed and treated in the condensate polishing unit cpu. Condensate polishers add operating reliability and flexibility. The condensate polisher was required to treat a design flow rate of 75 gpm. Condensate polishing unit manufacturer cpu naranlala.
Multiutilities facility separate bed technology boustead salcon designed and supplied two condensate polishing units for a 2 x 800 mw ultra critical coalfired power plant located in kaohsiung, taiwan. A packaged unit comprising a tank and pump which store and transfer condensed steam to a remote location explanation of condensate unit. Thus we propose a condensate polishing unit cpu for our proposed expansion. A condensate polisher is a device used to filter water condensed from steam as part of the steam cycle, for example in a conventional or nuclear power plant powdered resin or deep bed system. Condensate polishing technologies for combined cycle. Whereas condensate from sugar industry is having characteristics, bod from 100150 mgl, cod 250 to 320 mgl, colour less and ph around 6. Ion exchange can be used to purify, or polish, returned condensate, removing corrosion products that could cause harmful deposits in boilers. This article is within the scope of wikiproject energy, a collaborative effort to improve the coverage of energy on wikipedia. Figure 1 show a typical watersteam cycle for eskom direct dry cooled fossil power generating unit fitted with ion exchange condensate polishing plant. Dow liquid separations dowex ion exchange resin guide to. Condensate polishing is an important part of water treatment for any utility or industrial power generating system.
In response to this situation, epri established a condensate polishing training program. Stub this article has been rated as stubclass on the projects quality scale this article has not yet received a rating on the projects. Aqua designs offers condensate polishing unit having collaboration with italian technology provider who has more than 15 installations in europe. Why do combined cycle gas turbine ccgt units need condensate filters or polishers. Condensate polishing is the way to solve eventual problems and. A highly important safety net for more efficient plants process eliminates the need for costly sensors or specialty chemicals to identify and separate the resin types. Condensate polishing for nuclear and super critical power. High pressure condensate polishing units are required in super critical power plants.
In view of the low salinity of the water to be treated, mixed bed polishers are used in over 90 % of the cases. Free technical assistance to assist you in selection of the proper. Condephase 2014 web con phase bro amazon web services. If youre not achieving the highest possible efficiency, you could be wasting money with every cycle. Condensate polishing a sound industrial water treatment strategy. Ion exchange uses are not limited to process and boiler water makeup. Today more than ever, continued advancements and new technologies in condensate polishing are critical to improving plant operations in order to help produce a viable supply of power to meet the expanding needs of this country and the world.
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