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Welcome to ZOZEN

ZOZEN is one of the best modern boiler manufacturers in China, our products include steam boilers, hot water boilers and thermal oil heaters. ZOZEN boiler is located in Wuxi, covers 150 thousand square meters of production area, equipped with first-class production equipment, passed the ISO9001:2000 international quality system certification. The company gained the " S " and " U " steel seal from ASME of US.

Customer service

If you run into any problems with the boiler, please contact us directly by email or fill out the online service request. We will do our best to resolve any problems you might have within 24 hours.

In case of special condition, ZOZEN will forward your request to one of its partnered sales representatives depending on the country and state. The local maintenance personnel will arrive at the customer site as soon as possible.


Chapter 36 - Monitoring And Control Of Wate

2019-10-9 · Because of the difficulty of maintaining good pH control, manual systems are being replaced by continuous monitoring and automatic control of pH in many water treatment applications. In cooling tower systems, pH has been particularly difficult to control manually because the response curve of pH to acid addition is not linear.

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Sensors and electrodes for water analysis instrumen

2011-1-22 · pH measurement The pH value is a measure of the alkalinity or acidity of an aqueous solution. The scale reaches from 0 (highly acid) to 14 (highly alkaline). On the basis of this scale, liquids are referred to as acidic (e.g. hydrochlo-ric acid), neutral (e.g. distilled water) and alkaline (e.g. sodium hydroxide). The pH value can be measured by

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Cost and Value of Water Use at Combined-cycle Powe

2006-4-13 · Martha Krebs, Ph.D., Deputy Director ENERGY RESEARCH AND DEVELOPMENT DIVISION B B. Blevins Executive Director DISCLAIMER The report is entitled Cost and Value of Water Use at Combined-Cycle Power Plants. This project contributes to the Energy-Related Environmental Research program. For more information on the PIER Program,

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STEAM GENERATION IN POWER PLANTS - Water Qualit

STEAM GENERATION IN POWER PLANTS The purity of make-up water is critical in maintaining steam quality and in limiting boiler blowdown. Raw water pre-treatment The pH value in the process must minimize the solubility of the magnetite. NaOH: At low temperature, steel corrosion is inhibited by Hydroxyl alkalinity

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General Chapters: <1231> WATER FO

2014-9-5 · Fig. 2. Selection of water for pharmaceutical purposes. Hot Purified Water Because the absorption of carbon dioxide tends to drive down the water pH, most of the uses of Carbon Dioxide-Free Water are either associated as a solvent in pH-related or pH- sensitive determinations or as a solvent in carbonate-sensitive reagents or determinations

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STEAM SAMPLING SYSTEMS - WATER SAMPLING

Steam Sample Conditioning and Collection. Sampling solutions for steam & water sampling.Sample Conditioning Panels built as per standard ASME PTC 19.11 and VGB/DGRL. For proper conditioning of your steam and water samples Steam apllications Demi Water, Feedwater, Condensate, Boiler Water, LP Drum Water, LP/HP Steam, Life Steam, Main Steam Demi Water, Feedwater, Condensate, Boiler Water

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Course No: M06-036 Credit: 6 PDH - CED Engineeri

2017-1-22 · Course No: M06-036 . Credit: 6 PDH . A. Bhatia . Continuing Education and Development, Inc. Other applications include the cooling water, fire water, sour water services and Microbiological Induced Corrosion (MIC). by its pH value. The pH scale ranges from 1 to 14, with 1

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PRODUCT PROGRAMMING GUIDELINES - ALPHA Chemica

PRODUCT PROGRAMMING GUIDELINES VAP 277 Sludge conditioner with alkaline phosphate Specific for demi water and high pressure boiler FDA high pH value (9,0) Bio Bromine doesn't need hypochlorite and special dosage equipment Non-oxidizing Biocides

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FAQ - What is Demineralized Water, What i

2012-8-20 · What is Demineralized Water, What is Deionized Water, What is Pharmaceutical or Pharma or EP water, What is Battery water, How is water quality assessed, What is Laboratory or Lab water, What is PH, What is Reverse Osmosis, What is Demineralization, Which water is purest distilled or demineralized water

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CORROSION of BOILER TUBES in SOUTH BAGHDA

The corrosion of low carbon steel boiler tubes in demi water had been investigated. The purpose Water in the boiler section is heated to high temperature (260-315°C). The water is A to control the pH and also reduce the O2 content [2].

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Cost and Value of Water Use at Combined-cycle Powe

2006-4-13 · Martha Krebs, Ph.D., Deputy Director ENERGY RESEARCH AND DEVELOPMENT DIVISION B B. Blevins Executive Director DISCLAIMER The report is entitled Cost and Value of Water Use at Combined-Cycle Power Plants. This project contributes to the Energy-Related Environmental Research program. For more information on the PIER Program,

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