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Zozen Boiler main products include gas&oil boiler, coal-fired boiler, biomass boiler, thermal fluid heater and other series of more than 400 varieties of specifications.
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Our Main Product

our main boilers
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1-20 ton gas/oil fired boiler

Price: $1-$99999/set

Capacity: 1-20 ton/h

Pressure: 0.7-2 Mpa

Fuel: Nature gas, coke oven gas, biogas, methanol, liquid propane gas, diesel, heavy oil, light oil, crude oil, etc.

Industries: Heat supplying, chemical, food, textile, printing and dyeing, cigarettes and tobacco, fodder, pharmacy, building materials, brewery, rubber, hospital etc.

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7-70 MW gas/oil fired hot water boiler

Price: $1-$999999/set

Capacity: 7-70 MW

Pressure: 1.0-1.6 Mpa

Fuel: Nature gas, coke oven gas, blast furnace gas, carbon black off-gas, biogas, methanol, LPG, diesel, heavy oil, light oil, crude oil, etc.

Industries: Heat supplying, hospital, colleges and universities.

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2.8-29mw coal fired boiler

Price: $1-$999999/set

Capacity: 2.8-29mw

Pressure: 1.0-1.25 Mpa

Fuel: Bituminous coal, lean coal, anthracite

Industries: Heating, hotels, schools, hospitals

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horizontal thermal fluid heater

Price: $1-$99999/set

Capacity: 700 - 14000 kw

Pressure: 0.8 - 1.0 Mpa

Fuel: natural gas, coke oven gas, bio-gas,liquid propane gas, diesel, heavy oil, light oil, crude oil

Industries: Petroleum, chemical, chemical fiber, pharmaceutical, textile printing and dyeing, building materials, wood processing, vegetable oil processing and other industries

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1-20 ton biomass fired boiler

Price: $1-$999999/set

Capacity: 1-20 ton/h

Pressure: 0.7-2.5 Mpa

Fuel: Biomass particles

Industries: Heating, chemical, food, tobacco, textile, printing and dyeing, feed, medicine, building material, wine, rubber, hospital

Steam -Water Circulation in Boilers | SpringerLink

Forced circulation boiler - Wikipedia

A forced circulation boiler is a boiler where a pump is used to circulate water inside the boiler . Water is introduced into the steam drum and is circulated around the boiler , leaving only as steam . What makes the forced circulation boiler

Steam -Water Circulation in Boilers | SpringerLink

Circulation refers here to the flow of water, steam , or their mixture around the steam water circuit in a boiler . In early days of boilers , steam was generated in a large vessel. The vessel was heated from outside, which would create a convective current within the large body of water.

STEAM CIRCULATION SYSTEM of Boiler & there arrangement

23 Jan 2016 - 5 min - Uploaded by All in One Concept from FRS (Feed Regulating Station) to Turbine (HP , IP & LP ) through Re-heater steam flow

Steam /water circulation design

Energy Engineering and Environmental Protection Publications. Steam Boiler Technology eBook. Espoo 2002. Steam /Water Circulation Design. Sebastian Teir

The Boiler Circulatory System: Beyond the Steam -Generating Boiler

For a boiler to make steam continuously, it must have water circulating through its tubes. Boilers use thermal circulation , in which water is exposed to heat and begins to turn into a water/ steam mixture. super-heater area, where super-heated steam is made.

Boiler circulation systems: natural circulation and forced circulation

Understand the different types of boiler circulation systems (natural vs forced On the other hand for steam -drum systems, water has to travel many times 

The Circulation of Water and Steam in Water-Tube Boilers , and the

The authors stress the need for a sound theory of circulation in water-tube boilers , to enable weight and space to be saved and efficiency and reliability to be 


FEEDING AND CIRCULATING THE WATER IN STEAM . BOILERS .*. As far as the author is aware the earliest boiler had no internal pipe for introducing the feed 

Types Of Boiler Circulation System | Energy Sector Network

The 3 systems of circulation adopted in boiler are Natural circulation system Controlled In the water wall tubes a part of the water is converted to steam and the 

US2781028A - Controlled circulation boiler with orifice drum - Google

A further object is to provide a controlled circulation boiler with an orifice drum and a steam and water drum interconnected in such a manner as to effect a 

The Science behind Marine Boiler Water Circulation on Ships

9 Oct 2017 The most important aspect of any marine boiler is maintaining the correct water level. As the boiler fires, steam liberates from the surface of the 

Water Tube Boilers - Spirax Sarco

Water-tube boilers differ from shell type boilers in that the water is circulated circulating hot water and steam up the inclined tubes into the front circulation

US1898196A - Double circuit forced circulation water tube boiler

This invention relates to steam boilers in which there is a double circuit including forced circulation of water through tubes or ent of the first ones have water 

What is a Steam Boiler ? Classification of Steam Boilers , Types of

What is steam boiler ? A boiler can be defined as a closed vessel in which water or other fluid is heated under pressure. This fluid is then circulated out of the 

On Circulation in Boilers - Scientific American

In all steam , boilers , when condensation is not employed to remove atmospheric pressure from the exhaust, a greater pressure than that of the atmosphere must 

How the natural circulation is achieved in boiler by arrangement

At its simplest, natural circulation is established by heating some water more than another part. Hot water (and especially steam ) is less dense than cold water so 

Drum Boilers | Boilers - Product Lineup | MITSUBISHIHITACHI

In a drum boiler , the circulation of water is produced through the density difference of water in the downcast pipe and the water/ steam mixture in the furnace

Boiler - an overview | ScienceDirect Topics

In small biomass BFB boilers one can often find a boiler bank (i.e., an evaporative heat transfer surface). To keep the steam water mixture flowing , the tubes are 

LaMont, Forced circulation marine steam boiler - Marine steam boilers

The LaMont steam boilers forced water circulation and the tubes of small diameter gives enormous freedom as far as the design of the heating surfaces concern.

Steam Boiler vs Hot Water Boiler - ATI of NY

12 Oct 2016 Some of the major differences between hot water boilers and steam boilers include heating points, water level and circulation , accessories, cost 

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