Electric boiler - Study guides, Class notes & Summaries

Power engineering 4th class unit 11 chapter 4 with complete solutions Electric boilers a) require tall stacks for pollution dispersal b) tend not to be very compact c) require sootblowers when fuel is coal d) have energy conversion efficiencies close to 100% e) are not as safe as other boilers D Electric boilers: 1) Are low pressure boilers only 2) Do not need gauge glasses 3) Do not need a chimney 4) Are economical in power consumption 5) Are hot water boilers only ...

Packaged watertube boilers capacities range from? a. 2300 kg to 65000 kg per hour b. 500 kg to 100 mg per hour c. 15 psi to 15000 kg per hour d. 65000 to 100000 kg per hour A The main advantage of the packaged boiler is its a. small size b. compact design c. low cost D. quality steam C Feild erected boilers have outputs of? A 75,000 kg/h B 100,000 kg/h C 100 mg/hD 150,000 kg/h or more D Where electric power is used as a heating source, the boiler rating shall be the maximum kilowat...

ABSA 3B1 Practice Questions and Answers with Solutions 100% Correct | updated 2024 (983 Verified Q&A) CHAPTER 1 - Number of questions on exam - 7 Chapter 1 Packaged watertube boilers capacities range from? a. 2300 kg to 65000 kg per hour b. 500 kg to 100 mg per hour c. 15 psi to 15000 kg per hour d. 65000 to 100000 kg per hour a. 2300 kg to 65000 kg per hour The main advantage of the packaged boiler is its _____ _____. a. small size b. compact design c. low cost d. quality st...

Where are the return openings located regarding air distribution systems? - Answer-Return air openings are located on inner walls. The minimum temperature of the water used in a hydrostatic test of a boiler cannot be less than what temperature? - Answer-20 degrees Celsius Which of the following are causes of pressure explosions? 1. effects of corrosion 2. weak pilot flame 3. stressed material due to heating too quickly 4. insufficient purge 5. scale and sludge build-up - Answer-1, 3, 5 ...

Stationary Engineer Exam Questions With Correct Answers Latest (GRADED A+) On a gas fired boiler what is the proper gas to air mixture - Answer 30%-70% and in special arrangements it can be as high as 100% . ANSWER CHAPTER 11 remember% What is the total hardness in a system that was found to have calcium hardness of 60ppm and magnesium hardness of 18ppm and carbon hardness of 12 ppm? - Answer TH=(Ca x 2.5) + (Mg x 4.1)nTH=(60 x 2.5) + (18 x 4.1)nTH= 150+73.8 =( 223.8 PPM) How often s...

why was the ASME formed? - ANSWER develop tech info, high standard of design and education, personal and professional development,ethical conduct, solutions for tech problems CSA B51 committee? - ANSWER provincial and territorial jurisdiction, boiler manufacturers, insurance companies what is the purpose of B52? - ANSWER provide safe design, construction, installation, operation, repair of refrigeration and air con. promote uniform requirements ASME 1 - ANSWER aspects of boiler design ...

ABSA B1 Study Bank Questions with Complete Solutions 100% Verified Packaged watertube boilers capacities range from? a. 2300 kg to 65000 kg per hour b. 500 kg to 100 mg per hour c. 15 psi to 15000 kg per hour d. 65000 to 100000 kg per hour - Correct Answer A The main advantage of the packaged boiler is its a. small size b. compact design c. low cost D. quality steam - Correct Answer C Feild erected boilers have outputs of? A 75,000 kg/h B 100,000 kg/h C 100 mg/h D 150,...

NYC HIGH PRESSURE STEAM EXAM QUESTIONS AND ANSWERS LATEST UPDATED 2024/2025 (GRADED) The maximum blow down for a safety valve on a forced flow steam generator or high temperature water boiler shall be of what percent of the set pressure? - Answer - 10%. HP Code: 14-9.12 3 Who oversees the code for any plumbing installations? - Answer - The NYC Plumbing Code NYC Mech: 1002.1 4 When will anchorage or guides be inspected? - Answer - Annually. NYC Mech: 1210.3.1.2 5 How many brass washout plu...

Power Engineering Part A Unit 11 Rated A+ Air Heater Transfer heat from the flue gas, or from steam, to the combustion air entering the boiler, to improve combustion efficiency Blowoff Valve Manually operated valve connected to a boiler for the intermittent discharge of boiler sediment, for lowering a boilers water level, or for draining a boiler Blowoff Vessel Vessel that intercepts, cools, and depressurizes boiler blowoff water, on order to protect municipal sewer systems Boi...

Stationary Engineer Exam Questions and Answers Latest (GRADED A+) How much clearance from the top of the boiler is needed for a HP boiler that produces 70000 lbs of steam? - Answer 7 feet On a gas fired boiler what is the proper gas to air mixture - Answer 30%-70% and in special arrangements it can be as high as 100% . ANSWER CHAPTER 11 remember% What is the total hardness in a system that was found to have calcium hardness of 60ppm and magnesium hardness of 18ppm and carbon hardness of 1...