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Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler
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The function of injector used in small capacity boilers is to
HOT
Capacity:1-20t/h
Rated thermal efficiency: 100-104%
Fixed working pressure: ≤1.6MPa
Applicable fuel:natural gas etc.
HOT
Capacity:0.7-14MW
Rated thermal efficiency:96-98%
Fixed working pressure:≤1.25MPa
Applicable fuel:Natural gas, light oil, etc.
HOT
Capacity:0.7-2.8Mw
Rated thermal efficiency: 97.2-106%
Fixed working pressure:0.1MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:2.8-7.0Mw
Rated thermal efficiency:≥105.5%
Fixed working pressure:-0.02MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:99Kw
Rated thermal efficiency:97.2-104.4%
Fixed working pressure:1.0MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:0.5-4.0 t/h
Rated thermal efficiency:98%
Fixed working pressure:≤1.25MPa
Applicable fuel:electric energy
30.2. Economiser. Function: The function of the economiser is to extract some heat which is carried away by the flue gases up in the chimney or stack and utilize it for pre-heating the feed water supplied to the boiler. Location: It is placed in the path of the flue gases in between the exit from the boiler and entry into air preheater/chimney (Fig 30.1 and Fig 30.2).Get Price
Mar 31, 2020 · Boilers produce steam. Pumps used to pump boiler feedwater regularly seed 230 °F water, but may see temperatures all the way up to 400 °F depending on the boiler's requirements. In steam production, the feedwater is turned into steam at 212 ºF (100 ºC) in atmospheric pressure.Get Price
Aug 14, 2019 · 3.Injector:-The function of the injector is the same as that of the feed pump; it is used where space is not available for installation of the feed pump. Kinetic energy of steam is used,in an injector to increase the pressure and velocity of the feed water in a convergent-divergent nozzle. Advantage:-Simplicity, Compactness, High thermal Get Price
Aug 31, 2018 · A BFP or boiler feed pump is used in boiler feed water system to increase the water pressure; high enough so it can be pumped into the boiler drum. It helps maintain proper working of a boiler providing continues feed water supply. A continues feed water supply is essential for steam boilers; as it not only avoid overheating but any further Get Price
feed pumps are (1) reciprocating pump (2) rotary pump Injector Function of injector is to feed water into the boiler. Itis commonly employed for vertical and locomotive boilers and does not find its application in large capacity high pressure boilers. Also used where the …Get Price
4. Up-tube layout Function: (1) Avoid the bulging on boiler drum; (2) Promote the water cycle (3)clean the sediment in the boiler bottom. 6. The return water injector Function: Increase the reliability of the water circulation and avoid the booster caused by the poor circulation.Get Price
boiler. 1. Generation of steam is much quicker due to small. ratio of water content to steam content. This also helps. in reaching the steaming temperature in short time. 2. Its evaporative Get Price
The function of injector used in small capacity boilers is to A. Create vacuum B. Inject chemical solution in feed pump C. Pump water, similar to boiler feed pump D. Add make up water in … Online consultationGet Price
Steam output from the Torripac boiler range is from 1 000 kg/h to 13 000 kg/h. Design pressures of up to 32 bar are available to be used in conjunction with saturated steam screw expanders for cogeneration applications. For higher power outputs, superheaters can be incorporated into the design for use with steam turbines.Get Price
The function of injector used in small steam plants is to A.Create vacuum in furnace The difference between comish boiler and lancashire boiler is that A.Former is fire tube type and latter is water tube type boiler D.Former is used for high installed capacity .Get Price
Differential feed water pressure. b. The most reliable method of checking or testing a low water fuel cutoff is to: A) Lower the water in the boiler to the level where the burner should cut out. B) Blow the float chamber down to see if the burner will cut out. C) Blow down the sight glass to see if the burner goes out.Get Price
d) It is ideal for high capacity high pressure boilers Answer: d Clarification: Injector is used to feed water into a boiler. It is used in place of feed pump when there isn't enough space to install a feed pump. It is usually used in vertical and locomotive boilers. It is not at all used in case of high capacity and high pressure boilers. 7.Get Price
The function of injector used in small capacity boilers is to_____? A. create vacuum. B. inject chemical solution in feed pump. C. pump water, similar to boiler feed pump. D. add make up water in the system. E. none of the aboveGet Price
The Chinese industrial boilers are characteristics of (1) big quantity up to 610.6 thousand sets, huge coal con-sumption over 720 million tons, and massive NO x emission accounting for 11.9% of the total NO emis-sion in 2010; (2) low unit capacity with the average of 8.09 t/unit. Small-capacity boilers are still dominant inGet Price
The main function of a gas burner is a) atomization of the fuel b) a source of ignition The _____ pilot is most often used on small boilers. a) interrupted b) intermittent c) automatic d) manual e) continuous. e. Large capacity burners a) require high flow …Get Price
What is boiler capacity? Since the amount of steam delivered varies with temperature and pressure, a common expression of the boiler capacity is the heat transferred over time expressed as British Thermal Units per hour. A boilers capacity is usually expressed as kBtu/hour (1000 Btu/hour) and can be calculated as. W = (h g - h f) m (1)Get Price
The function of injector used in small capacity boilers is to_____? A. create vacuum B. inject chemical solution in feed pump C. pump water, similar to boiler feed pump D. add make up water in the system E. none of the aboveGet Price
MCQs: The function of injector used in small capacity boilers is to_____? Category: Mechanical Engineering Questions, Published by: T-Code Scripts MCQs: In which of the following boilers, the draught in furnace is increased by utilising exhaust steam from engine_____? Category: Mechanical Engineering Questions, Published by: T-Code Scripts Get Price
133. The function of injector used in small capacity boilers is to (a) create vacuum (b) inject chemical solution in feed pump (c) pump water, similar to boiler feed pump (d) add make up water in the system (e) none of the above. Ans: c. 134. The safety valve at superheater as compared to drum safety valve setting is set at (a) higher value (b Get Price
It would also be a good measure to reduce the capacity of the boiler. After this emergency operation it would be wise to open up the boiler for inspection since seawater promotes formation of scale. In the old days some steamships sailing on lakes used the lakes water as make up water for their boilers, but even that water caused problem with Get Price
2) INJECTOR Function:- Injector is used to feed water In the boiler. It is commonly employees for vertical boiler and does not find its application in large capacity high pressure boilers . it also uses more space is not space is not available for the installation for feed pump. 22.Get Price
The function of injector used in small capacity boilers is to A. Create vacuum B. Inject chemical solution in feed pump C. Pump water, similar to boiler feed pump D. Add make up water in … Online consultationGet Price
View Steam Boiler.pdf from MECHANICAL MEE216 at Vellore Institute of Technology. STEAM BOILERS Tapano Ku Hotta Associate Professor Department of Thermal and Energy Engineering School of MechanicalGet Price
A boiler induced draft fan is handy while air conditioning your house, vacuum cleaning, cleaning leaves off your lawn, inflating a large bouncing castle or even dusting your electrical device like the computer. Visit Alibaba.com for a variety of boiler induced draft fan for the best deals. A boiler induced draft fan makes it quite easy to operate. It takes in air at low pressure, giving it …Get Price
What is the purpose of the high limit control on a hot water boiler? Choose one answer. a. To stop the boiler if the water level control fails. b. To act as a emergency stop for the operator c. To shut down the burner if the water temperature exceeds 121 deg C. d. To prevent the pressure in the boiler rising above 210 kPa gage. e.Get Price
The function of injector used in small capacity boilers is to . create vacuum. inject chemical solution in feed pump. pump water, similar to boiler feed pump. add make up water in the system. Answer is: pump water, similar to boiler feed pump. Explanation: Image Not Yet Uploaded! Get Price
The function of injector used in small capacity boilers is to A. Create vacuum B. Inject chemical solution in feed pump C. Pump water, similar to boiler feed pump D. Add make up water in … Online consultationGet Price
May 29, 2014 · FEED PUMP Its a pump which is used to deliver feed water to the boiler. The appliances in common use for delivering the feed-water into the steam boilers are: a) Reciprocating pump b) Rotary pump 10 11. INJECTOR The …Get Price
and 82 percent of the boiler capacity. The chemicals industry has more boilers (12,000) and capacity (413,000 MMBtu/hr) than any other industry. The paper industry has a fraction of the number of the boilers (3,400) of the chemicals industry but nearly as much capacity (376,000 MMBtu/hr) due to the large size of the boilers used in the paperGet Price
> The function of injector used in small capacity boilers is to Steam boilers, Engines, Nozzles and Turbines Steam boilers, Engines, Nozzles and turbines - Section 2Get Price
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