Number and Location: Normally two water level indicators/water gauge are fitted in front of the boiler. Construction of Water level indicator : It consists of three cocks and a glass tube. Stem Cock 1 keeps the glass tube in connection with the steam space. Water cock 2 puts the glass tube in connection with the water in the boiler.
Read More21. Water tube boilers are those in which.. A. Flue gases pass through tubes and water around it. B. Water passes through the tubes and flue gases around it. C. Work is done during adiabatic expansion. D. Change is enthalpy. View Answer. B.Water passes through the tubes and flue gases around it. Your Comments.
Read MoreWater tube boilers are those in which; Fire tube boilers are those in which; A fusible plug is fitted in small boilers in order to; The fusible plug in small boilers is located; Fusible plug for boilers is made of fusible metal containing tin, lead, and; Fire tube boilers are limited to a maximum design working pressure of; It is required to
Read MoreQuestion is ⇒ Fire tube boilers are those in which, Options are ⇒ (A) flue gases pass through tubes and water around it, (B) water passes through the tubes and flue gases around it, (C) forced circulation takes place, (D) tubes are laid vertically, (E) none of the above., Leave your comments or Download question paper. Q1. none of the above.
Read MoreOne guy recommended a boiler with a heat coil to supply hot water to the rest of the house. Right now I have a 50 gal HWH and wanted to replace/relocate it at the same time as new boiler install. I know the old boilers like mine used to do that but it wasnt sufficient (or efficient) so previous homeowners added the HWH.
Read MoreWater Tube Boiler: In this boiler, the water is present inside the tubes and the hot flue gases surround them. They are high-pressure boilers. The operating pressure is about 250 bar. Examples of water tube boilers: Stirling boiler; Babcock and Wilcox boiler; Yarrow boiler; La mont boiler; Loeffler boiler; Velox boiler
Read MoreSteam Nozzles and Boilers Mechanical Engineering Questions - Set 32 MCQ Steam Boilers Edit Practice Test: Question Set - 32 . 1. The shell diameter of a Locomotive boiler is Horizontal multi-tubular water tube boiler (B) Water wall enclosed furnace type (C) Vertical tubular fire tube type Caking coals are those which (A) Form lumps or
Read MoreThe treatment and conditioning of boiler feed water must satisfy three main objectives:. Continuous heat exchange; Corrosion protection; Production of high quality steam; External treatment is the reduction or removal of impurities from water outside the boiler. In general, external treatment is used when the amount of one or more of the feed water impurities is too …
Read MoreOct 14, 2020 · HTP was listing those for combi heat a while back, my guess is that there were some warranty issues. Standard power vented hot water tanks, when used for combi heat, wear out the blower. The Burham modcon has a 5:1 turn down. It takes a pretty big floor heat zone to use up 20k btu of heat especially with outdoor reset.
Read MoreJul 24, 2019 · one of those was the water supply to the boiler is always maintained constant at constant pressure, the only difference we see is that the amount of steam generated in the boiler varies with the fuel input and the rest of the water keep circulating from the boiler to the feedwater tank.
Read MoreMultiple Choice Questions on Steam Boilers and Engines BOE (BOILER OPERATION ENGINEER) SHORT TYPE QUESTION ANSWER-5 FOR EXAMINATION 1. In water tube boiler a. Water passes through the tubes which are surrounding by flames and gases b. The flames are hot gases pass through the tubes which are surrounding by water.
Read MoreJun 12, 2015 · Steam Generators - MCQs with Answers. Q1. The boiler in which the tubes are surrounded by hot gases is called as. a. fire tube boiler. b. water tube boiler. c. both a. and b. d. none of the above. View Answer / Hide Answer. ANSWER: b. water tube boiler.
Read MoreFire tube boiler→ • In this boiler the hot flue gases is present inside the tubes and water surrounds them • They are low pressure boilers. The operating pressure is about 25 bar. • The overall efficiency of this boiler is upto 75%. Water tube boiler→ The water is present inside the tubes and the hot flue gases surrounds them • They
Read MoreNov 03, 2021 · Boilers 101 with Camus Hydronics. Posted on November 3, 2021 - Podcast Don't be confused by the rapidly advancing state of commercial boilers. Podcast guests Brad Carll (Camus) and Jeff Henderson (Midwest Machinery) give us a great introduction to the technology, when and how to use it, and what to look forward to in the near future.
Read MoreFeb 24, 2012 · A water tube boiler is such kind of boiler where the water is heated inside tubes and the hot gasses surround them. This is the basic definition of water tube boiler. Actually this boiler is just opposite of fire tube boiler where hot gasses are passed through tubes which are surrounded by water.. Advantages of Water Tube Boiler. There are many advantages of water …
Read More1.Boiler. 2.Engines. 3.Turbines. f Question (1) 1. Water tube boilers are those in which.. A. Flue gases pass through tubes and water around it B. Water passes through the tubes and flue gases around it. C. Work is done during adiabatic expansion D. Change is enthalpy. 2.
Read MoreAug 30, 2019 · The water tube boiler generates more steam of high pressure whereas a fire tube boiler generates steam of low pressure. We will discuss the fire tube boiler, different types of firetube boilers, defects, and uses. Fire Tube Boiler. In Fire Tube Boilers, hot flue gases will be flown inside the tube and these tubes are surrounded by water. These
Read MoreWater tube boilers are those in which. In water tube boilers. 1 Water passes through the tubes which are surrounded by flames and hot gases; Examtown.com is a sophisticated question and answer service that will help you to become smart and also help you to score high. It is the notable preparation and practice center for competitive
Read MoreSep 16, 2021 · Hydronic floor heating is a system of flexible tubing installed beneath the floor. Hot water runs through the tubes to heat your house from the ground up. A pump sends hot water from a boiler through the PEX tubes running through your house. You can control the temperature of the water heater to best suit your family's needs.
Read MoreThe impurities are removed from boiler with the help of a. Safety valve b. Blow off cock c. Stop valve d. Fusible plug 6. Which of the following is used to heat the feed water by using waste heat of flue gases? a. Air preheater b. Super heater c. Economizer d. Steam separator 7. In fire tube boilers, pressure is limited to a. 16 bar b. 32 bar c
Read MoreMar 13, 2022 · To answer this question, let's first examine where boilers and water heaters get their energy. The fuel sources for boilers are natural gas, propane, fuel oil, and alternative fuels. Water heaters are generally based on electricity, natural gas, or propane, although some models can run on solar energy.
Read MoreThrough this, we can know about the level of water in the boiler. A ball type of safety device is used. Under normal operating conditions, the balls keep the ends open, therefore water or steam can reach the glass tube. If the glass tube is broken, the ball uses the pressure to close the ends. In this way, no water and steam can exit the boiler.
Read MoreMar 21, 2022 · Free Boiler Water Treatment basics and boiler chemistry and process books, pdf documents and manuals. Boiler Water Treatment FAQ. Download. Boiler Water Treatment Principles and Practice. Download. Desalination Introduction. Download. BETZ Handbook of Industrial Water Conditioning. Download.
Read MoreFor the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has; Fire tube boilers are those in which; Fire tube boilers are limited to a maximum design working pressure of; Which of the following is a water tube boiler; A fusible plug is fitted in small boilers in order to; The fusible plug in small boilers is located; Fusible plug for boilers is made …
Read MoreJul 26, 2020 · Some boilers also have manufacturing uses, where steam is necessary for processing materials. There are three main types of boilers and three different efficiency options. Water Tube. These boilers use a combustible fuel (i.e. probate, natural gas, or heating oil) to heat water that runs through fine tubules within the furnace chamber.
Read MoreThe functions of this control module can be broken down into the following: Operator adjustment of the setpoint for drum level. Compensation for the shrink & swell effects. Automatic control of drum level. Manual control of the feedwater valve. Bumpless transfer between auto and manual modes. Indication of drum level and steam flow.
Read MoreFire Tube Boiler. Water Tube Boiler. In this boiler, the hot flue gases are present inside the tubes and water surrounds them. In this boiler, the water is present inside the tubes and the hot flue gases surround them. They are low-pressure boilers. The operating pressure is about 25 bar
Read MoreAnswer (1 of 3): Fuel is atomized so that it will readily mix with the air and burn fully and quickly. If you shot a solid stream of fuel into a boiler, it would take a long time for all that fuel to burn completely, if you could get it to do so. If the fuel doesn't atomize properly, it won't hav
Read MoreQuestion is ⇒ Water tube boilers are those in which, Options are ⇒ (A) flue gases pass through tubes and water around it, (B) water passes through the tubes and flue gases around it, (C) work is done during adiabatic expansion, (D) change in enthalpy, (E) none of the above., Leave your comments or Download question paper.
Read MoreMar 05, 2014 · Boilers - Home Heating Steam and Hot Water Systems - DIY fintube "convectors" - In a previous thread about heat for my greenhouse NJTrooper mentioned that fin tube elements not in their usual baseboard enclosures will not provide their rated outputs because of the lack of convection caused by airflow through
Read More250+ TOP MCQs on Boiler Classification and Answers. Energy Engineering Multiple Choice Questions on "Boiler Classification". 1. Stirling boiler is an example of which type of boiler? clarification: Water tube boilers are those in which the products of combustion (Hot flue gas) surround the water tubes from outside.
Read MoreLearn Steam Boilers, Engines, Nozzles And Turbines MCQ questions & answers are available for a Mechanical Engineering students to clear GATE exams, various technical interview, competitive examination, and another entrance exam. Steam Boilers, Engines, Nozzles And Turbines MCQ question is the important chapter for a Mechanical Engineering and GATE students.
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