12 Tons H Gas Fired Boiler

12 Tons H Gas Fired Boiler

  • MEO Oral Exam Questions on Marine Boilers

    Mariners Point is a leading web platform which provides the complete solution for the mariner. We work for your education and happiness. So, keep in touch and don't forget to share our post.Learn More

  • Auxiliary Boiler (Set 1) | Multiple Choice Questions

    Multiple Choice Questions. 1. Generating tubes in waste heat boilers are finned to ______________. reduce gas flow turbulence. prevent exhaust gas corrosion. increase the rate of …Learn More

  • BOILER WATER TREATMENT FUNDAMENTALS - DieselShip

    Sep 03, 2020 · Carbonate. Hydroxide. Cl –. HCO 3. CO 3 – –. OH –. An example of this combining of ions is the action between Calcium and Carbonate. The chemical compound which forms is Calcium Carbonate. Other impurities which will affect the boiler water treatment control include Copper, Iron Oxides, oil and dissolved gases.Learn More

  • Steam Boilers MCQs with Answers - Set 24 - ObjectiveBooks

    Steam Boilers MCQs with Answers - Set 24 - ObjectiveBooksLearn More

  • Steam Boilers MCQs with Answers - Set 24 - ObjectiveBooks

    8. Blow off cock in a boiler is used to (A) Control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required (B) Empty the boiler when required and to discharge the mud, scale or sediments which are accumulated at the bottom of the boiler (C) Put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limitLearn More

  • Boiler Mountings - Comprehensive List With Functions

    Aug 14, 2019 · 2.Auxiliary steam Stop Valve: A separate steam line provided by the boiler for the small auxiliary system is supplied via this valve in most of the steam system on vessels. The valve is smaller in size and is generally non-return type. 3) Safety valve: Location: This Boiler mountings is …Learn More

  • Mcq Auxiliary Package Boiler

    mcq.marinesite.info The boiler water alkalinity in a coil-type auxiliary boiler should be maintained at the pH recommended by the boiler manufacturer to A. precipitate silica from solution B. reduce corrosion in the heating coil C. prevent clogging and erosion in the coil Learn More

  • TOP 250+ Marine Interview Questions and Answers 04

    Reducing the steam load and demand on the auxiliary boiler to reduce firing temperatures. Ensuring hotwell feed temperatures are at the recommended 95°C to minimise oxygen levels in the feed. Minimise blowdown of boiler water, whilst ensuring chloride level is not excessive, to avoid loss of the boiler chemicals. Question 5.Learn More

  • 1. ENERGY PERFORMANCE ASSESSMENT OF BOILERS

    Ł Auxiliary equipment energy consumption.The combustion efficiency test does not account for the energy usage by auxiliary equipments, such as burners, fans, and pumps. B) Preparations and pre conditions for testing Ł Burn the specified fuel(s) at the required rate. Ł Do the tests while the boiler is under steady load. Avoid testing during Learn More

  • Boiler Classification and Application - CED Engineering

    Ł Boilers are occasionally distinguished by their method of fabrication. Packaged boilers are assembled in a factory, mounted on a skid, and transported to the site as one package ready for hookup to auxiliary piping. Shop-assembled boilers are built up from a number of individual pieces or subassemblies.Learn More

  • Steam boiler objective questions (mcq) and answers

    Multiple Choice Questions on Steam Boilers and Turbines - Set 15 Learn More

  • Multiple Choice Questions on Steam Boilers and Turbines

    Best 25 question and answer for boiler first and second class operator Learn More

  • Marine Boilers - Marine Engineering Knowledge Part 1

    Oct 13, 2015 · Related Posts. November 29, 2015 Auxiliary Boiler Mountings – Marine Engineering; May 8, 2014 Open up Auxiliary Boiler for Inspection; April 30, 2014 What is Ogee Ring Fitted on Boiler in Ships; April 30, 2014 Water Tube Boilers; December 19, 2015 Reduction Gearbox on Medium Speed Engines on Ships; December 17, 2015 Fuel Oil Sampling During Bunkering – Marine EngineeringLearn More

  • 1. ENERGY PERFORMANCE ASSESSMENT OF BOILERS

    Ł Auxiliary equipment energy consumption.The combustion efficiency test does not account for the energy usage by auxiliary equipments, such as burners, fans, and pumps. B) Preparations and pre conditions for testing Ł Burn the specified fuel(s) at the required rate. Ł Do the tests while the boiler is under steady load. Avoid testing during Learn More

  • 50 Questions and Answers For Marine Engineers

    auxiliary boiler, is to prevent A. accidental dry firing and overpressure B. uncontrolled fires in the furnace C. explosions in the boiler furnace D. explosions in the boiler furnace Answer-C 27. External fouling of boiler tubes can lead to: A. Greater steam generation B. Tube corrosion C. Tube Erosion D. Protection of tube against corrosionLearn More

  • MCQs - Marinerspoint

    You can send your comments directly at [email protected] 2. Which of the folling is a water tube boiler.. A. Locomotive boiler B. Lancashire boiler C. Cornish boiler D. Babcock and wilcox boilerLearn More

  • Best 25 question and answer for boiler first and second

    MEO Oral Exam Questions on Marine BoilersLearn More

  • The boiler water alkalinity in a coil-type auxiliary

    Oct 12, 2015 · Hydraulic pressure test is 1.25 times working pressure, ( 10 minutes maintain ) Close all openings. Open air vent cock. Fill up boiler water fully. Close the air vent cock. Place hydraulic jack to feed water line. Fit standard pressure gauge. Applied hydraulic pressure 1.25 times of working pressure and maintain 10minutes.Learn More

  • 50 Questions and Answers For Marine Engineers

    auxiliary boiler, is to prevent A. accidental dry firing and overpressure B. uncontrolled fires in the furnace C. explosions in the boiler furnace D. explosions in the boiler furnace Answer-C 27. External fouling of boiler tubes can lead to: A. Greater steam generation B. Tube corrosion C. Tube Erosion D. Protection of tube against corrosionLearn More

  • Water Handbook -Boiler Deposits: Occurrence And Control | SUEZ

    The need to provide boilers with high-quality feedwater is a natural result of the advances made in boiler performance. The ratio of heating surface to evaporation has decreased. Consequently, heat transfer rates through radiant water wall tubes have increased-occasionally in excess of 200,000 Btu/ft²/hr.Learn More