questions on boiler or steam generator

Steam Boiler | What is Steam Boiler | Application and

Jul 22, 2019 · What is Steam Boiler. A steam boiler is a device used to create steam by applying heat energy to water. Although the definitions are somewhat flexible, it can be said that older steam generators were commonly termed steam boiler and worked at low to medium pressure (1–300 psi or 6.895–2,068.427 kPa) but, at pressures above this, it is more usual to speak of a steam generator.

Guide to Optimal Steam Generation | STERIS University

The boiler water can be heated with electricity or may use natural gas as the most cost effective method for heating. Softened feed water may be used to decrease water hardness and reduce mineral deposits in the generator vessel. Typical Plant Steam System within a Healthcare Facility. How Plant Steam is Made

Boiler - Wikipedia

The term "boiler" should not be used for a supercritical pressure steam generator, as no "boiling" occurs in this device. Accessories Boiler fittings and accessories. Pressuretrols to control the steam pressure in the boiler. Boilers generally have 2 or 3 pressuretrols: a manual-reset pressuretrol, which functions as a safety by setting the

Boiler Efficiency | How to balance steam - Plant Services

An understanding of the load vs. efficiency relationship is a guide for better decisions about boiler operation. The oxygen content in turbine exhaust gases is sufficient to support the combustion needed for a downstream waste heat boiler. The heat recovery steam generator uses about 8% to 10% less

Boiler Basics: Design & Application Differences

• Low pressure - Steam boilers less than 15 psi. Hot water boilers less than 160 psi and/or 250 0 F. outlet temperature . 5 . When Cleaver-Brooks or any other boiler manufacturer build a boiler, the pressure vessel must be built in accordance with ASME\ഠcodes. The code dictates the materials, processes and design of the pressure vessel.

Boiler Operator Study Guide - Sheffield Steam

GENERAL INFORMATION AND SAMPLE STUDY QUESTIONS BOILERS SUBJECT TO BE OPERATED BY LICENSED OPERATORS AND QUALIFICATIONS FOR LICENSING This Division is regularly requested by employers, companies, owners and operators of steam boilers to advise the recommended qualifications necessary in order for an operator to

What is a Steam Generator? (with picture)

Oct 21, 2019 · A steam generator is also sometimes referred to as a boiler. The classification of the different types of boilers is generally based on configuration. For example, the Haycock or pot boiler is shaped like a kettle, and the fire-tube boiler is designed in the shape of a barrel with a connecting tube-like structure.

Steam boiler objective questions (mcq) and answers

Steam boiler | Steam boiler Objective Type Questions and answers; 1. Which of the following boiler is best suited to meet the fluctuating demand of steam.. A. Locomotive boiler. B. Lancashire boiler. C. Cornish boiler. D. Babcock and wilcox boiler

Implication of a ASME Sect 1 and Sect 8 steam boiler - Boiler

My fault that I did not made my question clear. My question is pertaining to un-fired boiler HRSG and a steam separator. I am familiar with the "design" asepct btw the two codes as I've been a design engineer in the design office all this time. I am weak in the operating side.

Steam Generator vs. Steam Boiler | Powerhouse

The larger capacities of a steam and hot water boiler are powerful enough to support large-scale, high demand critical operations that see swings in steam demand. The water stored in the steam boilers allows for a much better response to changing steam demand from the plant than the single through design of a steam generator.

TOP 250+ Steam Boilers Interview Questions and Answers 14

Steam Boilers Interview Questions & Answers Are you a person with mechanical aptitude, manual dexterity and math skills? Are you a person with a certificate from Steam Certification Board then log onto Steam Boiler is basically a closed vessel into which water is heated until water is converted into steam at required pressure.

Heat Recovery Steam Generator - an overview | ScienceDirect

Esa Kari Vakkilainen, in Steam Generation from Biomass, 2017. Heat Recovery Boilers. Heat recovery steam generators (HRSGs) are very popular. They are often combined with a gas turbine or diesel generator, and produce additional electricity with the steam.

Boiler (power generation) - Wikipedia

A boiler or steam generator is a device used to create steam by applying heat energy to water.Although the definitions are somewhat flexible, it can be said that older steam generators were commonly termed boilers and worked at low to medium pressure (7–2,000 kPa or 1–290 psi) but, at pressures above this, it is more usual to speak of a steam generator.

Mr. Steam Steam Generators & Boilers - SteamSaunaBath

Nov 14, 2019 · Mr. Steam boilers and steam generators provide a high performance, low maintenance, and efficient steam bathing solution for commercial facilities. Building a bathing space in your commercial facility will increase member satisfaction. If you need a steam generator for your enclosure, we recommend a Mr. Steam unit.

Steam Boilers OR Steam Generators - SlideShare

Oct 28, 2014 · Steam Boilers OR Steam Generators 1. Boilers (Steam Generators) 2. Definition of a boiler • A boiler is a device used to generate steam at a desired pressure and temperature by transferring heat energy produced by burning fuel to water to change it to steam. • It is a combination of apparatus used for producing, furnishing or rec

Boiler Safety - Justification for Administrative Rule Adoption

(1) Each unfired steam boiler shall have a feedwater supply which will permit it to be fed at any time while under pressure. (2) Feedwater piping to the unfired steam boiler constructed to ASME Code, Section I, shall be provided with a check valve near the boiler and a stop valve or cock between the check valve and the boiler.

Question about new steam boiler..? | Yahoo Answers

Nov 23, 2008 · My parents are having their steam boiler replaced, because there is a leak (steam). Their house was built in 1914. I don't know anything about boilers, and neither do they. They were quoted $7,5000 for a new steam boiler. Does that sound right? They need to heat approximately 2,200 sq ft. The BPU (or is it BTU??) is 100,000 or 200,000.

Using Boiler during power outage — Heating Help: The Wall

Can we find a way to use boiler during power outage? Living in Buffalo, NY where many of my neighbors have been without power for several days, brought up a good question Since we have steam boilers that don't use much power (I think it only uses electric power as part of the "make heat" signal)

Question about the Ramping-up procedure for a steam boiler

Jul 16, 2019 · I have a question regarding the operation of a steam boiler. if the load is increased on the turbine generator set of a steam power plant, i learned that the fuel injection to the boiler has to be increased to serve the additional load. so my question is, do we also have to increase the feed water

36 Boiler Operator Interview Questions | MockQuestions

Boiler Operator Interview Questions steam boilers and hot water heating systems. questions while using our answer examples as an idea generator for their own

Electric Steam Generators, Electric Boilers, Miniature

Electric Steam Generators and Steam Cleaning Equipment made to your Specifications. Electro-Steam offers a wide range of standard models that can be customized to meet your needs. If your requirements can’t be met with one of our standard solutions, we can build custom steam generators or mini-boilers to meet your specification.

Unfired Steam Generators (USG)

CEMLINE® Unfired Steam Generators are designed to produce clean steam with steam or high temperature hot water as an energy source for use where there is a need to produce clean steam from boiler steam or high temperature hot water.

Steam Generator - an overview | ScienceDirect Topics

Dipak K. Sarkar, in Thermal Power Plant, 2015. 2.3.1 Water and steam circuit. At operating pressure, temperature of the feedwater, prior to entering the steam generator, is less than that at the saturated condition, i.e., the entering feedwater is under the subcooled condition.

Coil-Type Steam Generators for Heating Plant Applications

of the steam for domestic hot water and has peak periods of shower use or laundry operation, the natural circulation boilers can be base-loaded for “nor-mal” steam demand and the swings absorbed by the steam generator. Because the steam generator can be left cold until needed (5 min startup vs.

What does the team space of a boiler consist of? - ProProfs

A boiler is also called a steam generator, which is designed to burn fuel. The team space of boiler consists of the portion of the boiler not filled with water. Since the heat in a boiler system radiates out from the radiator into the air that already exists, no new air is entering the space.

Traditional boilers or steam generators | Process Engineering

A modern boiler is not just a very large kettle with added controls, as many still seem to believe. The latest coil-type steam generators are safer, smaller, faster and more precisely controllable than traditional drum or firetube boilers, and they are virtually maintenance free.

What is the difference between a hot water generator and

Dec 28, 2010 · boiler use many type of working fluids like water, mercury, liquid sodium, etc., but steam generator works only with water as working fluid. hence all steam generator are boilers but all boilers

Questions about Boiler Sizing - Configuration Discussions on

Just to avoid confusion, I call a boiler the thing under a still head and call a steam generator the thing that can power the boiler with live steam. (Both are boilers, yes, but for our clear understanding we ought to call that "contained nuclear reactor" a steam generator.

Steam Comparisons- Compare typical boiler steam and Steam

Steam Solutions Comparison. What is the difference between an industrial boiler and a steam generator? Boilers create steam by boiling water in a pressure vessel by heating the water and creating creating molecules. As the water boils (the boiling temperature depends on the pressure generated) steam is obtained at the saturated pressure.

Boiler Questions and Answers regarding Your Boiler

Question 11. Our 1,200,000 lb/hr steam boiler normally operates at around 3% excess O2 or 15% excess Air. If it operated at 3% excess O2 what would be the approximate % boiler efficiency loss? Answer. The term Boiler efficiency is a generic term that could mean many things.

Steam Generation Thermodynamics 101 | Power Engineering

Many people wonder why steam exiting a turbine must be condensed back to water instead of being transported directly back to the boiler, thus creating the need for cooling towers or other means of

Frequently Asked MrSteam Plumbing Questions

Oct 25, 2017 · Kris Lee answers frequently asked questions about steam to make installing a steam shower easier for plumbers. Submit your MrSteam plumbing questions.

Steam Boiler Questions and Answers

Question: Cavitation in a two flow line We have a steam genereting facilty using process heat. The condenser is a vertical condenser with process vapours on tube side and boiler feed water on shell side.

Multiple Choice Questions on Steam Boilers and Engines

The Following Section consists of Steam Boilers and Engines Questions on Physics. Take the Quiz and improve your overall Physics.

Definition of Boiler and Various Types of Steam Boiler or

Mar 12, 2018 · Definition of Boiler and Various Types of Steam Boiler or Steam Generator that use to Generate Steam and Produce Electricity in a Thermal Power Plant. Steam Generator can be classified by its Water and GAS Flow, Furnace, Main Axis, Installation, Number of Drum, Pressure and by Manufacturer Name.

What is the difference between steam boiler and hot water

boiler use many type of working fluids like water, mercury, liquid sodium, etc., but steam generator works only with water as working fluid. hence all steam generator are boilers but all boilers

200+ TOP Steam Boilers, Engines, Nozzles and Turbines MCQs Pdf

Steam Boilers, Engines, Nozzles and Turbines Questions :- 1. For water, at pressures below atmospheric, (a) melting point rises slightly and boiling point dro Steam Boilers, Engines, Nozzles and Turbines Questions and Answers pdf free download for freshers and experienced mechanical engineering students.Mcqs

Mechanical Engineering: Questions and answers related to Boilers

Some questions come up time and time again — usually about you, your experience and the job itself. We've gathered together the most common questions so you can get your preparation off to a flying start. You also find all interview questions at link at the end of this post. Source: Top 10 interview questions and answers Best rgs 27 October, 2015

What is the difference between a steam boiler and a steam

Oct 26, 2014 · As you might be aware, today steam in boilers/steam generators can be generated at sub-critical/super-critical water pressures. When water is turned into steam by