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Hard water is softened before using in boilers Explain

Does Hard Water Cause the Heat Exchanger to Leak? | Terry

Feb 02, 2021 · hard water is simply water with a lot of different minerals in it, these mineral tend to leach on to the hottest surfaces, which in a boiler is the inside of the heat exchanger tubes, as this mineral builds up it insulates the water from the tubes, now the water can no longer carry the heat out of the tubes,as this happens the tubes (what ever

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BASIC WATER TREATMENT OF STEAM BOILERS

May 02, 2000 · chemicals speeds up and improves this settling process. The result is cleaner water for boiler makeup or other applications. In an effort to address a dissolved solids problem, many dry kiln plants use water softeners to pre-treat boiler makeup prior to system entry. Many advantages to its use become apparent when the softeners function is

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Explain the role of Eriochrome Black T and ammonia buffer

4. What are the disadvantages of using hard water in boiler? (Nov. 2010) Water used for steam generation should be free from hardness, otherwise it will cause boiler problems like scale and sludge formation, priming and foaming, boiler corrosion, etc. Hence, water is softened before feeding it to boiler. 5.

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Boiler water treatment - Lenntech

The treatment and conditioning of boiler feed water must satisfy three main objectives:. Continuous heat exchange; Corrosion protection; Production of high quality steam; External treatment is the reduction or removal of impurities from water outside the boiler. In general, external treatment is used when the amount of one or more of the feed water impurities is too …

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Boiler water treatment - Lenntech

The treatment and conditioning of boiler feed water must satisfy three main objectives:. Continuous heat exchange; Corrosion protection; Production of high quality steam; External treatment is the reduction or removal of impurities from water outside the boiler. In general, external treatment is used when the amount of one or more of the feed water impurities is too …

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Hard Water And Soft Water (Advantages & Disadvantages

Disadvantages of Hard Water: Hard water wastes soap, it requires a lot of soap before it can form a lather. Hard water causes the furring of kettles and boilers. Hard water is not suitable for use in the laundry and textiles, tanning, and paper manufacturing industries, it damages fabrics, by removing dyestuff.

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Ans Dissolved carbon dioxide forms carbonic acid and

Q. 24. Why is water softened before using in boiler? Ans. Natural or hard water when fed in boiler produces scale, sludge and causes priming and foaming and boiler corrosion. That is why water is softened before using in boiler. Q. 25. Why is caustic embrittlement controlled by adding sodium sulphate to boiler-feed water? Ans.

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CHEMISTRY QUESTION BANK FOR- PART A UNIT – I WATER …

A water softener removes hard water minerals, like calcium and magnesium, which can cause scaling and damage in the boiler tubes. Acting as an insulator, scale deposits can prevent proper heat transfer, decrease boiler efficiency, and lead to costly downtime and even premature boiler failure. The Chemical Process – Ion Exchange. Hard water contains positively charged ions, …

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State and explain one disadvantage of using hard water in

15. Why is water softened before using in boiler? If hard water obtained from natural sources is fed directly in to the boilers, the following troubles may arise 1. Scale and sludge formation. 2. Priming and foaming (carry over). 3. Caustic embrittlement. 4. Boiler corrosion. 16. What are scales and sludges? SLUDGE

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Water Technology - BrainKart

1 Introduction 2 Hard water and soft water 3 Boiler Feed water 3.1 Formation of deposits in steam boilers and Heat exchangers 3.2 Caustic embrittlement 3.3 Boiler corrosion 3.4 Priming and Foaming 4 Softening or conditioning Methods 4.1 Zeolite or Permutit process 4.2 Ion-Exchange (or) De- ionization (or) Demineralisation Process 5 Internal Treatment (or) Internal …

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Hard water is softened before using in boilers. Explain

The Water Softener: What, Why, and How? - Boiler Blog

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1st YEAR CSE (A) SAEC 2013

Jan 21, 2013 · Why is water softened before using in boiler? 6. What is meant by priming and foaming? How can they be prevented? Discuss briefly about the problems caused due to the usage of hard water. in boilers. (8) (ii) What are Zeolites? How do they function in removing the hardness? (8) 4. (i) How is internal treatment of boiler water carried out? (8)

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Important Questions and Answers: Water Technology

Output water has only 1-2 ppm. (ii). Operation is easy. (iii). No sludge is formed during the process. 03. Explain formation of deposits in steam boilers and heat exchangers. Steamboilers: Sealed vessel where water is converted to steam. A steam boiler is a type of generator that is used to create steam.

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Softened water-Are you sure? - Wood Boiler Solutions LLC

MAKE SURE your softener is functioning properly and do not allow brine water into your boiler when using soft water. MAKE SURE you are adding corrosion inhibitor like our Treatment Solution 101 with the soft water fill. We would recommend using double the product dose when using soft water with your fill. Most situations benefit best from a 50%

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softened water in boilers — Heating Help: The Wall

AS for use in a boiler due to the possibility of increased levels of corrosion I have always said no to softened water. If the water was too hard I would truck it in from a more favorable location if at all possible. But this new filtered water system and a descaler I think could be a nice compromise.

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IMPORTANT QUESTION FOR MAY

4)distinguish between hard water and soft water? 5)why is water softened before using in boiler? 6)differences between sludge and scale? 7)what is break point chlorination? 8)name any four methods of disinfection? UNIT-2: POLYMER CHEMISTRY 16 MARKS:- 1)mechanism of free radical polymerization? 2)synthesis of polyurethane and its uses?

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How & Why Are Water Softeners Used in Steam Boilers

The Water Softener: What, Why, and How? - Boiler Blog

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Is it safe and beneficial to use soft water in my boiler

Oct 14, 2019 · Very few boiler manufactures prohibit the use of soft water in the primary circuit. However, where the use of artificly softened water is not allowed, industry advice is that either the softener is bypassed when topping up the circuit or if possible a hard supply is run to the filling loop at time of installation. Please note, when

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What is the difference between hard water and soft water

hard water and soft water residue in boilers. In the illustration above: A—Soft water does not leave calcium or salt deposits. The boiler, therefore, remains efficient and uses less energy to heat the water. B—Temporal hard water precipitates calcium deposits, which build up along the coils. The boiler becomes less efficient and consumes

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(PDF) ENGINEERING CHEMISTRY UNIT -I WATER AND ITS

Why is water softened before using in boiler? If hard water obtained from natural sources is fed directly into the boilers, the following troubles may arise, (i) Scale and sludge formation (ii) Priming and foaming (carry over) (iii) Caustic embrittlement (iv) Boiler corrosion.

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The Water Softener: What, Why, and How? - Boiler …

Mar 02, 2017 · To avoid scaling, boiler water should be circulated through a water softener before it is fed to the boiler. A water softener removes hard water minerals, like calcium and magnesium, which can cause scaling and damage …

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Water Softeners for Boiler Systems - Aquatell U.S.

Water softeners are a common piece of pre-treatment equipment for boiler feed water. Water that is too hard quickly scales up the internal components of a boiler making heat-exchange far less efficient and eventually destroying the boiler. Water softeners also significantly reduce or completely eliminate the hassle and

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Why hard water is softened before using in boilers

Dec 14, 2016 · Water is used in boilers to produce steam. When hard water is used to produce steam in boilers, it reduces the efficiency of boilers as a lot of scaly salt deposition takes place inside the boilers 1

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Boilers & Water Softeners | Can I use a softened water?

Indeed Veissmann boilers actually ask for the boiler to be filled with softened water during the installation, (they will even hire a water softener to the installer to enable them to use softened water). For many years it has be thought that softened water increased corrosion within aluminium boiler heat exchangers.

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Water Softener Boiler: Water Softeners & Boilers Explained..

Oct 30, 2020 · Therefore, there is no practical difference between using hard or softened water, but soft water will help prevent limescale and maintain or increase the efficiency of your heating system. Very few boiler manufactures now still prohibit the use of soft water in the primary circuit – however few still adopt the previous British Standard BS

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Using Softened Water in Heating System | DIYnot Forums

Feb 20, 2016 · No proof, only experience. Put an ali boiler in, golly, 20 years ago, maybe more, one of the first condensers. Customer later had a water softener fitted, three months later it's leaking. Boiler manufacturer changed exchanger and tells customer and me don't use softened water, we're getting this all over.

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Water Handbook - Ion Exchange & Water Demineralization | SUEZ

Scale and deposit buildup in boilers and the formation of insoluble soap curds in washing operations have created a large demand for softened water. Because sodium zeolite softeners are able to satisfy this demand economically, they are widely used in the preparation of water for low and medium pressure boilers, laundries, and chemical processes.

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OEM Cast Iron Spare Parts of Chain Grate Stoker for Industrial Boiler Power Plant picture from Dalian Sunshine Boiler Auxiliaries Co., Ltd. view photo of Spare Parts for Boiler Grate, Boiler Part, Biomass Furnace.Contact China Suppliers for More Products and Price.

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Boiler Feedwater Treatment (Part I): Why Water Treatment

Make-up water is usually filtered and treated before use. Feedwater composition therefore depends on the quality of the make-up water and the amount of condensate returned. Sometimes people think that there is a great deal of similarity between the requirements for potable (drinking) water and the requirements for boiler feedwater.

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How Hard Water Affects a Boiler - Polar Bear

Jan 18, 2016 · Hard water is water that has a higher than usual mineral content. While hard water may not be harmful to you directly, it can cause a number of problems with your plumbing system and appliances using water, including your boiler. The minerals in the hard water can lead to scale building up within your boiler. You may notice that you hear a

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why hard water is softened before using in boilers

Mar 18, 2019 · Water softeners will introduce sodium compounds into the boiler's water supply to negate the presence of any calcium and magnesium, effectively resolving the hard water problem. A water softener will reduce the risk of hard scaling inside the boiler, improve the flow of water, ensure maximum levels of efficiency, and help your boiler avoid failures or any kind of damage …

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How Hard Water Affects A Boiler

Mar 14, 2015 · 1)Hard water Contains dissolved salts of calcium and magnesium. 2) When such water is heated in boilers it decomposes and a hard layer of calcium and magnesium carbonate is deposited at the bottom of boilers. 3)In due course this layer renders the boilers useless. HOPE IT HELPSS!!!!!!!!!!! PLZZZ DO LIKE Was this answer helpful? 29 View Full Answer

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Does Hard Water Cause the Heat Exchanger to Leak? | Terry

Feb 02, 2021 · hard water is simply water with a lot of different minerals in it, these mineral tend to leach on to the hottest surfaces, which in a boiler is the inside of the heat exchanger tubes, as this mineral builds up it insulates the water from the tubes, now the water can no longer carry the heat out of the tubes,as this happens the tubes (what ever

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Water Softening | Water Treatment | Water Softener

Water treatment is often required to make source water suitable for use in manufacturing processes, boilers, cooling towers, and rinse water applications. The primary purpose of hard water softening is to prevent the precipitation and buildup of hard water minerals in equipment and piping. Reduction or elimination of hard water scaling can be

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Combi boilers and water softeners - DIYnot Forums

Sep 16, 2016 · I have a water softener and noticed in many boiler instructions it says not to use softened water in the filling loop and also as a supply for the hot water. After much research on the net it seems that its unlikely to affect the aluminium heat exchanger and as the boiler manufacturers havn't done much research on the subject they probably put

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Soft water and Boiler — Heating Help: The Wall

Is this a hot water or steam boiler. Generally on a hot water system the boiler is filled once, maybe twice if the system is flushed. This amount of softened water, in my opinion, should not compromise the sections. I guess you would have to weigh that against how hard or how bad the unsoftened water would be in the systems.

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BASIC WATER TREATMENT OF STEAM BOILERS

May 02, 2000 · chemicals speeds up and improves this settling process. The result is cleaner water for boiler makeup or other applications. In an effort to address a dissolved solids problem, many dry kiln plants use water softeners to pre-treat boiler makeup prior to system entry. Many advantages to its use become apparent when the softeners function is

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What Is a Boiler Feed Water Treatment System and How Does

Sep 26, 2016 · For industrial companies using a boiler for its facility, some type of boiler feed water treatment system is usually necessary to ensure an efficient process and quality steam generation. The most appropriate boiler feed water treatment system will help the facility avoid costly plant downtime, expensive maintenance fees, and boiler failure as a result of scaling, …

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Hard water is softened before using in boilers. Explain

The Water Softener: What, Why, and How? - Boiler Blog

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