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Which of the following is not a high pressure boiler? A. Loeffler B. Lancashire coiler C. Velox boiler D. La Mont boiler E. None of the above Answer» b. Get Price
Which of the following are necessary to complete combustion of a fuel: 1. enough air must be supplied 2. the temperature of the furnace must be high enough 3. there must be enough water in the boiler 4. enough time must be allowed for the fuel to burn 5. the safetyGet Price
High Pressure Boilers A high pressure boiler is a shell and tube heat exchanger that use boiled water to create steam or high pressure hot water. Using water filled tubes in a metal tank or enclosure, they create power by converting water into steam through thermalGet Price
When boiler feedwater is high quality, it is maintained by following proper blowdown practices. The concentration of undesirable solids in boiler water is reduced through the proper operation of a continuous purge or blowdown system and by performing intermittent bottom blowdowns on a …Get Price
The high-pressure boilers are widely used for power generation in thermal power plants. Example: Lamont boiler, Benson boiler, loeffler boiler, Babcock and Wilcox boiler In high-pressure boiler if the feed-water pressure increases, the saturation temperature of water rises and the latent heat of vaporization decreases.Get Price
250+ TOP MCQs on Types of High Pressure Boilers – 2 and Answers. Energy Engineering test focuses on "Types of High Pressure Boilers – 2". 1. Which of the given boilers velocity of flue gases is greater than velocity of sound? A. Benson boiler. B. La-Mont boiler. C. Schmidt-Hartmann boiler.Get Price
Water Tube Boiler: When water is contained inside the tubes (called water tube) which are surrounded by flames and hot gases from outside, then the boilers are named as water tube boilers. They are safe, quick steaming, flexible in construction and operation. These boilers are extensively used because they can be built for high pressure and Get Price
2017/6/21 · 59. Which of the following is not a high pressure boiler a. Loeffler b. Lancashire c. Velox d. Lamount 60. Which of the following is not a fire tube boiler a . Cochran b . Lancashire c . Locomotive d . Babcock and Wilcox STAT TRUE AND FALSE 61. Co2 of 8% inGet Price
Difference Between Low- and High-Pressure Boilers | HunkerGet Price
Boiler efficiency does not remain fixed and large variations from ideal values take place during the course of operation. Shifting to real time efficiency monitoring can improve the boiler efficiency significantly depending upon the boiler type and actual conditions at site.Get Price
c) increases boiler output d) increases boiler blow down 9. Chemical used for dozing in boiler drum to reduce dissolved gases is a) hydrazine b) chlorine c) alum d) all of the above 10. Which of the following is not aGet Price
2020/10/28 · Explanation: Boiler Mountings These are fittings and devices which are necessary for the operation and safety of a boiler. Usually, they are mounted over the boiler shell. They are of the following types: Safety valves Water level indicator Pressure gauge Steam stopGet Price
A water tube boiler can be defined as a Steam boiler in which the flow of water in the tubes, as well as hot gases, enclose the tubes. Not like fire tube boilers, this boiler attains high-pressures, as well as high-steam capabilities, can be achieved. This is because of condensed tangential pressure on tubes which is known as hoop stress.Get Price
2017/11/19 · 18. The high pressure boiler has minimum pressure of a. 100 bar b. 200 bar c. 50 bar d. 60 bar 19. The ph value of water in boiler drum is a. 10.5 b. 5 c. 7 d. 8 20. The chemical used for removing of air is a. Hydrazine b. Sodium bicarbonate c. Potash soda b.Get Price
Which of the following is not a step in preparing a boiler for operation before the heating season begins? A. Clean and adjust ignition electrodes B. Check for proper operation of the low water cutoff C. Purge the entire system of excess air D. Operate all pressureGet Price
Which of the following is the most detrimental for water used in high pressure boiler? A. Silica. B. Turbidity. C. Phenol. D. Dissolved oxygen. Answer: Option A.Get Price
2021/3/11 · In every examination, Multiple-Choice Questions have a vital role. If you have a great collection of MCQ questions, you can increase your score easily. In this article, I will keep 40 numbers of Multiple-Choice Questions on Boilers that will help you in examinationsGet Price
A boiler is an appliance designed to heat water and produce energy. The heat is applied to water in an enclosed container before being distributed throughout the system. The major difference between a low-pressure and a high-pressure boiler is the amount of pressure per square inch and pounds per square inch gauge that the boiler produces.Get Price
Q537 Steam Plants I U.S.C.G. Merchant Marine Exam Third Assistant Engineer Illustrations: 4 Choose the best answer to the following Multiple Choice Questions: 1. Overheating of the generating tubes will occur when a boiler reaches its end point of _____.Get Price
10. Which of the following is NOT true about Babcock and Wilcox boiler? a) Water tube boiler b) Externally fired c) High pressure boiler d) Single tube Answer: d Clarification: Babcock and Wilcox is an externally fired, high pressure and water tube boiler. It is 11.Get Price
2020/10/28 · Explanation: Boiler Mountings These are fittings and devices which are necessary for the operation and safety of a boiler. Usually, they are mounted over the boiler shell. They are of the following types: Safety valves Water level indicator Pressure gauge Steam stopGet Price
Which of the following is a low pressure boiler a) Babcock and Wilcox b) Cochran c) Velox d) Lamont Though ULIPs (Unit Linked Insurance Plan) are considered to be a better investment vehicle it has failed to capture the imagination of the retail investors in India Get Price
A boiler is an appliance designed to heat water and produce energy. The heat is applied to water in an enclosed container before being distributed throughout the system. The major difference between a low-pressure and a high-pressure boiler is the amount of pressure per square inch and pounds per square inch gauge that the boiler produces.Get Price
A steam boiler is a power generation device, used for generating steam by applying the heat energy to water. The pressure range of earlier boilers ranges from low pressure to medium pressure (7 kPa to 2000 kPa/ 1psi to 290 psi). The present boilers are more useful because it works with high pressure than old ones.Get Price
Which of the following are necessary to complete combustion of a fuel: 1. enough air must be supplied 2. the temperature of the furnace must be high enough 3. there must be enough water in the boiler 4. enough time must be allowed for the fuel to burn 5. the safetyGet Price
Water Tube Boiler: When water is contained inside the tubes (called water tube) which are surrounded by flames and hot gases from outside, then the boilers are named as water tube boilers. They are safe, quick steaming, flexible in construction and operation. These boilers are extensively used because they can be built for high pressure and Get Price
Multiple-Choice Questions or Objective Type Questions on Boilers [PDF Get Price
Which of the following is not a boiler mounting? a) Blow off cock b) Feed check valve c) Economiser d) Fusible plug In a uniflow engine A. Steam enters and exhausts through the same port B. Steam enters at one end and exhausts at the centre C. Steam enters atGet Price