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.
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.
water tube boiler tube leak that cannot be found
2007-8-1 · Our Nebraska D type package water tube boiler has developed a leak that we cannot locate. This boiler was put into service in 1990. Its MAWP is 200 psi and its max rating is 55,000 #/hr.. We operate it at 90 psi and average 30,000 #/hr. during the winter months.
Alkane, Alkene Tests (examples, answers, activitie
Alkenes are unsaturated and decolourise an orange solution of bromine water. Alkanes are saturated and do not react with bromine water, so the orange colour persists. In the following experiment, the first test tube contained cyclohexene and the second test tube containes cyclohexane.
differentiate fire tube and water tube - musickevents.
Comparison Between Fire Tube and Water Tube Boiler. 6/5/2018 · Comparison between Fire Tube and Water Tube Boiler can be done in 14 aspects. Those aspects are operating pressure, passage of material type in tubes, rate of steam generation, handling of load fluctuation, floor area requirement, efficiency, operator skills, design, maintenance cost are listed below in the tabular form.
Boiler Selection - Fire Tube vs. Water Tube - Boiler an
2004-6-2 · Water tube boilers will be easier to clean by standard methods, soot blowers, etc, than will fire tube boilers. You start building up soot, and ash deposits in the fire tubes, and with no way to clean them, it can soon bring you down.
Babcock and Wilcox Boiler – Construction, Workin
That's why water treatment is must before feeding into the boiler. Continuously supply of feed water is required for the working. In the case if feed water is not continuously supplied even for a short period of time, the boiler gets overheated. Water level must be carefully watched during the operation of the Babcock and Wilcox boiler.
Difference between boiler mountings and accessorie
there are two types of boilers water tube and fire tube. fire tube boilers are divided in to two categories vertical and horizontal. this according to the construction of fire tubes. it is said
5.1 Shell-and-Tube Heat Exchangers - Homepages at W
2013-9-20 · Shell-and-tube heat exchangers can have multiple passes, such as 1-1, 1-2, 1-4, 1-6, and 1-8 exchangers, where the first number denotes the number of the shells and the second number denotes the number of passes. An odd number of tube passes is seldom used except the 1-1 exchanger. A 1-2 shell-and-tube heat exchanger is illustrated in Figure 5.19.
Boiler circulation systems: natural circulation an
For both, steam drum systems as well as once-through steam generators (OTSG) systems, we must have uninterrupted flow of water through the tubes in order for the system to continuously generate steam. For an OTSG system, water travels only one time (single pass) through the boiler tubes before being converted to steam and sent to the steam turbine generator set for producing electricity.
Pipe (fluid conveyance) - Wikiped
2019-10-3 · A pipe is a tubular section or hollow cylinder, usually but not necessarily of circular cross-section, used mainly to convey substances which can flow — liquids and gases (), slurries, powders and masses of small solids.It can also be used for structural applications; hollow pipe is far stiffer per unit weight than solid members. In common usage the words pipe and tube are usually
some types of boiler - hieroglyphs.
boiler basics and types of boilers, water tube boiler and fire tube boiler. what is a boiler and its types, smoke tube boiler and water tube boiler. advantages and . Get a Quote. Steam Boiler | Working principle and Types of Boiler . 2019-7-22 · A typical efficiency of steam boiler is 80% to 88%. Actually there are some losses occur like