Slug method of chlorination
WebbChlorination has been an important process step in the extraction of many nonferrous metals from their ores and concentrates. Some of the important chlorinating agents are gaseous chlorine, hydrochloric acid, ferric chloride, carbon tetrachloride and some alkali or alkaline chlorides like, NaCl, CaCl 2 and NH 4 C1. Webbchlorinate on a continuous basis. This provides a safety factor in case a problem such as a main break or cross connection occurs. It also controls bacteriological growth in the …
Slug method of chlorination
Did you know?
WebbChlorination is the most popular form of disinfection used for water treatment and comes in three forms: Gas - Chlorine, Cl 2 Liquid - Sodium hypochlorite, NaOCl Solid - Calcium hypochlorite, Ca (OCl) 2 Each of these forms of chlorine have a different percentage of available chlorine for disinfection. WebbChlorine is a highly effective method of disinfection. However, while in the pipes it produces small amounts of chemicals (called “disinfection by-products”) if the source water has higher levels of dirt or germs that may react with chlorine. Chlorine is also used up quickly in water systems.
WebbThe Slug Method of chlorination, which is used for large diameter water mains, consists of moving a column of highly concentrated chlorine water solution (at least 300 mg./L) … WebbChlorination is one of many methods that can be used to disinfect water. This method was first used over a century ago, and is still used today. It is a chemical disinfection method that uses various types of chlorine or chlorine-containing substances for the oxidation and disinfection of what will be the potable water source.
Webb1 juni 2004 · The results of this study shows that sludge ash can catalyze oxidation and chlorination of organics. In the absence of HCl in the gas stream, sludge ash acts as an … WebbThat said, here are the two main free chlorination methods used by most water utilities: ● Shock Chlorination Using the “Slug In” Method This method is often used for large …
Webb26 apr. 2013 · the slug method chlorinate a 800 ft length of 6 in diameter pipeline. There are 4 fire hydrants and two valves The chlorination must be completed in less than 8 …
WebbB. Slug Method 1. Set-up a. The slug method consists of placing calcium hypochlorite granules in the main during construction; completely filling the main to eliminate all air … important integrals to knowWebbWhen using the slug method of chlorination, with a minimum contact time of 3 hours, the chlorine concentration shall be measured in xtandard slug at the beginning of the disinfection process, as the slug moves through … important integrals to memorizeWebbMethods of Chlorination in Water Supplies. Perchloron or high test hypochlorite HTH is calcium compound which carries 60 -70% of available chlorine. Solutions prepared from HTH are also used for water disinfection. As discussed already, chlorine gas has replaced all other chlorine derivatives in the disinfection of urban water supplies. literary walks londonWebbMethod of Construction to include method of chlorination, type and quantity of chemicals, source of water for disinfection, discharge locations of chlorinated water or, if required, method of treating chlorinated water. PART 2 PRODUCTS . 2.1 . MATERIALS: Follow Section 02510, AWWA standards, and specified herein. literary vs commercial fictionWebbChlorination. Two toxicants, chlorine and hydrogen peroxide, have been used successfully to control filaments. Chlorine is the most widely used as it is relatively inexpensive and … literary voyageWebbWhen using the slug method of chlorination, with a minimum contact time of 3 hours, the chlorine concentration shall be measured in the slug at the beginning of the disinfection … important in understanding of past eventsWebbFeasibility of using a chlorination step to reduce excess sludge in activated sludge process. The ultimate disposal of excess sludge generated from activated sludge processes has … important international organisations pdf