100 boiler horsepower - Study guides, Class notes & Summaries

MN Boiler License Questions With Complete Solutions Graded A+ a question an answer what are the conditions necessary for good combustion? a) low sulfur content b) Thermal, thermocoupler, tubular c) turbulence, temperature, time 3T's c) turbulence, temperature, time 3T's why is secondary air necessary in hand fired boilers? a) Necessary to burn the combustible gases b) if primary air should fail c) used only if sulfur content is high a) Necessary to burn the combustible gases when ...

2024 update DC Third testing Questions and Answers 100% Pass The component in which liquid vapor by absorbing heat is called? - Correct Answer ️️ - Evaporator Select the best answer electrical grounding method? - Correct Answer ️️ -Metal stake drive 8 foot into the ground. A _____ valve should be used for throttling purpose? - Correct Answer ️️ -Globe What is the acceptable range for residual sodium sulfite in the boiler maintain? - Correct Answer ️️ -30-70 What is the B...

Minnesota Special Engineer Boiler License Exam Prep (2023/2024 Update) | Questions and Verified Answers| 100% Correct Q: A feed water line must have what two valves? Answer: Check & stop Q: After a new boiler is installed, what must be performed? Answer: Hydrostatic test Q: All stationary boilers of what pressure must have 2 valves on the blow off line? Answer: 100psi Q: How is boiler efficiency calculated? Answer: Output divided by input Q:...

For the purpose of rating boiler horsepower for an Engineers License only, how many square feet of boiler surface shall be equivalent to one boiler horsepower on a boiler? - ANSWER 10 Sq. Ft. Heating Surface What is meant by the term "Low Pressure Boiler"? - ANSWER Boilers operating at a steam or other vapor pressure of 15psig or less, or a hot water or other liquid boiler in which the pressure does not exceed 160 psig or a temperature of 250 degrees F. A person holding a current State ...

MD Stationary Engineer Practice Questions and Answers Latest Updated 2024/2025 (100% Correct) Gases of Combustion that cool on Contact with the boiler heating Surface before combushion is completed Cause a(n) _________ - Answer Formation of soot and smoke In the event of a flame failure, the programmer will______ - Answer Secure the fuel, purge the firebox, and then shut down Boil the water must be conditioned to prevent ______ (3 Answers) - Answer Formation of scale, oxygen pitting, carry...

for the purpose of rating boiler horsepower for an Engineers licence only, how many square feet of boiler surface shall be equivalent to one boiler horsepower on a boiler? correct answer: 10 Sq. Ft. Heating Surface What is meant by the term Low Pressure Boiler? correct answer: boilers operating at a steam or other vapor pressure of 15 psig. or less, or a hot water or other liquid boiler in which the pressure does not exceed 160 psig. Or a temperature of 250 f°. A person holding a curren...

For the purpose of rating boiler horsepower for an Engineers License only, how many square feet of boiler surface shall be equivalent to one boiler horsepower on a boiler? CORRECT ANSWER 10 Sq. Ft. Heating Surface What is meant by the term "Low Pressure Boiler"? CORRECT ANSWER Boilers operating at a steam or other vapor pressure of 15psig or less, or a hot water or other liquid boiler in which the pressure does not exceed 160 psig or a temperature of 250 degrees F. A person holding a cur...

Special (License Grade) - Answer-Work in any type of plant Grade C (License Grade) - Answer-Can operate low-pressure steam or hot water (no steam engines/turbines) Grade B (License Grade) - Answer-Can operate high-pressure or low-pressure steam or hot water (no steam engines/turbines) Grade A (License Grade) - Answer-Can operate any plant including plants with steam engines/turbines Special (License Class) - Answer-Take Charge (max 50 hpr) Shift Engineer (max 100 hpr) 2nd Class (...

______ draft is produced by a fan located between the boiler and the chimney - Answer induced _______ gauge glasses are used on boilers with precious exceeding 250 psi - Answer flat _______ is caused by allowing sudden extreme changes of temperature in a furnace - Answer spalling ________ boilers can operate at higher pressures than fire tube boilers - Answer water tube _________ are necessary for complete combustion - Answer time, temperature, mixture, and atomization _________ is alw...

A low Pressure steam boiler has a MAWP of _____ psi CORRECT ANSWER-15 The higher the steam pressure, the higher the ___ of the water in the boiler. CORRECT ANSWER-boiling point ___ is the amount of energy equal to the evaporation of 34.5 lb of water/hr from and at a feedwater temp of 212F. CORRECT ANSWER-boiler horsepower When a steam boiler is operating at 100 pounds per square inch gauge pressure (psig), the temp of the water and steam will be approx. ___F. CORRECT ANSWER-338 A hor...