Electric boiler - Study guides, Class notes & Summaries

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...

MN Boiler Exam with absolute solution Cast Iron Sectional Boiler - Like Bread, sections in between are intermediate. Held together with push nipples and stay bolts. No special foundation required Expandable (can add more centers to increase heating capacity) Boiler trim mounted on end sections Disadvantage: Always low pressure Advantage: corrosion resistant Firetube boiler - used for heating and process Gas/heat of combustion on one side and water on outside. Horizontal Return Tu...

if the boiler is generating 20,000 lb/hr of steam, it must be supplied with ________ lb/hr of feedwater - Answer 20,000 from the deaerator, oxygen and other noncondensable gases are separated from the feedwater and directed to the atmosphere _________ - Answer through the vent a(n) ___________ system is a system of measuring instruments and controllers that work together to control a process - Answer controll one pound of water is needed to produce ________ of steam - Answer ...

Power Engineering ABSA 4B (Panglobal 4th Class ABSA study set) Questions With 100% Correct Answers. After a bearing has been removed for cleaning, it should be soaked for a period of _____ hours in clean solvent. A) 12 to 16 B) 12 to 14 C) 14 to 16 D) 10 to 12 E) 15 to 16 A If an oil's viscosity changes a great deal with little temperature change, it will then have a: A) High pour point B) High carbon residue C) High viscosity index D) Low pour point E) Low viscosity index ...

One boiler horsepower is equal to how many kW - Answer 9.809kW This is still the common measure of capacity for small boilers, where large boiler capacity is given in the number of kg of steam per hour. What are the definitions of boiler, steam generator and steam generating unit? - Answer Boiler - strictly speaking are the elements in which the change of state from water to steam takes place. Steam generator - embraces the many combinations of heating surfaces, such as water walls,...

Stationary Engineer Exam Questions And Answers 100% Solved How much clearance from the top of the boiler is needed for a HP boiler that produces 70000 lbs of steam? - answer7 feet On a gas fired boiler what is the proper gas to air mixture - answer30%-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? - ...

ABSA B1 Study Bank Questions with 100% correct Answers 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 - answerA The main advantage of the packaged boiler is its a. small size b. compact design c. low cost D. quality steam - answerC Feild erected boilers have outputs of? A 75,000 kg/h B 100,000 kg/h C 100 mg/h D 150,000 kg/h or more - answerD Where electri...

ABSA 4B EXAM QUESTIONS AND ANSWERS 100% PASS Internal ____ is not required for dynamic type compressors. seals lubrication pressure monitoring corrosion monitoring temperature monitoring - Answer- b Low pressure or high pressure are the two primary classifications of ____. centrifugal pumps sump pumps boilers draft fans pressure controllers - Answer- e The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. acidic neutral softer basic alkaline...

Ohio Stationary Steam Engineer Combustion efficiency may be increased by_____ the primary air - Preheating What is the purpose of cinder reinjection? - increase efficiency 2 forces of equal intensity acting in opposite directions is? - tension What is true about the dew poimt of flue gasses - dew point is the temp at which the gasses will condense What will not cause high stack temps? - plugged dry pipe What is true about smoke - smoke consists of unburned hydrocarbons WHat...

One of the legal responsibilities of the engineer during an inspection is: Select one: a. To notify the Workers Compensation Board of the inspection b. Point out any known or suspected defects to the inspector c. To have at least two staff members present at all times d. To be in possession of an inspection certificate - ANSWER b The _____ tubes of a fired hot oil heater have fins on their outer surfaces. Select one: a. Water b. Radiant c. Extended type d. Fire - ANSWER c The...