What Is The Difference Between Fire Tube Boiler and Water Tube Boiler 2016-05-13 When determining a boiler for your project, there are a number of considerations like operation pressure, rated steam capacity, water output, application and the boiler cost, etc.
Water Tube Boiler Components of Water Tube Boiler. The water tube boiler can be built with boiler shell, burner, mud drum or mud ring, furnace, safety valve, strainer, sight glass, feed check valve, steam stop valve, etc. Boiler Shell: This shell is the external cylindrical part of a pressure container.
The firetube boiler passes combustion gas inside a series of tubes surrounded by water in a vessel to produce steam, while a watertube instead sends water through a series of tubes surrounded by combustion gas used to transfer heat energy and produce steam. Here are a few key differences between the two:
The fundamental difference between these boiler types is which side of the boiler tubes contain the combustion gases or the boiler water/steam. Firetube Boiler. In firetube boilers, the combustion gases pass inside boiler tubes, and heat is transferred to water between the tubes and the outer shell.
There are twenty-two primary reasons for tube failures in a boiler, which can be classified under six major groups. They can be analyzed and corrective and preventive action can taken. Good operating and maintenance practice reduces tube failures. Tube failures during the initial operation period, the normal operation period, and after ten to fifteen years operation show different trends.
Water Tube Boiler Vs. Fire Tube Boiler - posted in Student: Hi, I am designing a waste heat boiler and at the moment must decide between Water Tube Boiler or a Fire Tube boiler, My Gas Pressure is about 275 psig My gas flow 167,000 lb/h And my Stream Pressure about 490 psig Initially I thought based on my pressures i should be designing a fire tube boiler but now because of my gas flow i am
In a firetube boiler, water surrounds the furnace and tubes that house the flame and hot gases. Firetube boilers normally range in size from 15 to 2,200 horsepower as a package with design pressures between 15 and 250 pounds for steam and between 30 and 160 pounds for hot water. Firetube boilers are used in both process and heating applications
Water drum size is limited to that required to receive the generating tubes, for modern radiant heat boilers with only a single bank of screen tubes and no generating tubes between the drums, the water drum has been replaced by a header and the downcomers fed straight to the waterwall headers.
Fire tube: where the combustion gases and furnace flame are inside tubes located in a cylindrical vessel that holds the water and steam. Electrical: where electricity is the main energy source to heat the water, eliminating the need for combustion components inside the boiler or flue stacks to vent harmful exhaust.
The difference between fire tube boiler and water tube boiler can be done on various points. These points includes types of fluid flows within the tubes, steam generation rate, floor area required for the steam generation, transportation, efficiency, fluctuating loads, operating cost etc. the knowledge of the difference about these two boiler is very crucial.
Water Tube Boiler: * Water circulates in tubes and heated externally by hot gases. Fuel is burned inside the furnace. i.e (hot gases- outside the tubes and water- inside the tubes). * Operating pressure = upto 100 bar * Efficiency = upto 90% * Ste
Difference Between Water Tube Boiler And Fire Tube Boiler. heating surface area calculation for boiler water tube CFBC Boiler . Sep 23, 2013 Types of boilers (Combustion chamber) Boiler Fire tube boiler Water Hea difference between the tube interior and exterior K position of the inner surface of the fin>Home>Reference-
biffrace between fire tube & water tube boiler. Difference Between Fire Tube Boiler And Water Tube Boiler 2017-06-28 17:30:04 What is a water tube boiler or fire tube boiler. A water tube boiler runs off of water tubes that are heated externally by fire. The tubes connect to a steam drum and a mud drum, and steam is produced in the upper drum.
Difference between Fire Tube Boiler and Water Tube Boiler . Mar 19, 2016 · The boiler is divided into two main types. One is known as fire tube boiler and the other one is known as water tube boiler. These boilers is largely used in power development and other industrial like sugar industries, cotton industries etc. for steam generation.
water tube gas oil fired boiler, D type water tube boiler, double-drum gas oil boiler for sale - Duration: 1:39. zg boilers 3,675 views
The difference between the two is that the Water tube boilers are safer and last much longer than the fire tube boiler. Their size is also larger and have a faster recovery time.
Comparison between Fire Tube and Water Tube Boiler can be done in 14 aspects. Those aspects are operating pressure, passage of material type in tubes, rate of steam generation, handling of load fluctuation, floor area requirement, efficiency, operator skills, design, maintenance cost are listed below in the tabular form.
There are two primary Firetube boiler designs: "wetback" and "dryback". The basic difference between a wetback boiler and a dryback boiler is in the rear wall design. The wetback boiler has a rear wall that is surrounded by water, while the rear wall of a dryback boiler is lined with refractory.
One thought on " what are difference between Water tube boiler & Fire tube boiler? Competitive Exam Questions for Mechanical Engineers - Mechanical Engineering says: February 8, 2016 at 10:34 PM
2.Fire Tube and Water Tube In the fire boilers, the hot gases are inside the tubes and the water surrounds the tubes. Examples: Cochran, Lancashire and Locomotive boilers.
Fire Tube boiler is the simplest form of the internal furnace, vertical fire tube boiler.Fire tube boilers are a portable boiler and it requires a small floor space. The steam rating in fire tube boilers doesn't exceed 2500 kg per hour and pressure is limited to 10 bars.
Firetube boilers have easy access to the boiler's firesides and tubes can easily be replaced without additional repair of the boiler. Although firetube boilers are smaller in design, they have a larger water volume than similar size watertube boilers, causing them to take longer to bring up to operating temperature from a cold start.
2.How much the price of difference between vertical boiler and horizontal ? We need know the details of Three Pass Fully Wet Back Boiler, for example capacity, pressure, etc, water tube boiler cost, please contact online service. 3.How about the quality of difference between vertical boiler and horizontal ?
The table below gives a brief comparison of Water Tube and Smoke Tube Boilers-comparison of water tube and smoke tube boilers
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 tube boiler due to which
The main difference between fire tube and water tube is that in fire tube boiler the flue gases flow in the tubes and water flows from the shell and in water tube boiler, water flows from the tubes and the flue gases from the shell or passes over the tubes. This is the key difference between these boilers.
Water Tube Boilers. Unlike fire tube boiler, where the hot gas is circulated through tubes to heat water in a tank, water tube boilers involve running water through tubes surrounded by a heated tank. These types of boiler are generally considered safer than fire tube designs and typically require less frequent maintenance.
The difference between atmospheric pressure and the pressure existing in the furnace or flue gas passage of a boiler is termed as draft. Draft can also be referred to the difference in pressure in the combustion chamber area which results in the motion of the flue gases and the air flow.
In order to increase the insulation of boilers, we use the water wall tubes. In water wall tubes, water flows and takes away the heat surrounding it. Thus the heat inside the boiler does not get transmitted to the outside of the boiler. These are of three designs namely: water cooled with refractory covered studded tubes; Close pitched exposed
Fire tube boiler is packed and ready for the work at working site while water tube boiler is need to be shop assembled and erected at site. ZG Boiler is an industrial boilers manufacturer in China with 70 years' history and we have water tube boilers and fire tube boilers to meet customers' demand.
1. (a) Explain the differences between fire-tube boilers and water-tube boilers with respct to the following: • construction • operation • main mechanisms of heat transfer • properties and uses of steam produced. (b) Discuss the major factors which affect the choice of boiler type for particular applications.
Fire-tube boiler: Fire-tube boiler is those boiler in which the fire or hot gas is present inside the tubes and water surrounds these fire tubes. Since fire is inside the tubes and hence it is named as fire tube boiler. The heat from the hot gases is conducted through the walls of the tube to the water.
The difference between fire tube boiler and water tube boiler. Boilers are thermal energy equipment widely used in industrial production. Split according to the flowing medium inside the boiler, it can be divided into water tube boiler and fire tube boiler.When the user selects the boiler, the performance of the two boilers is unclear, which brings a lot of trouble.
Difference between Fire tube & Water tube boiler |Explanation Video Lecture | By Yuvika Singh - Duration: 9:34. Yuvi-Study Point 8,384 views
The steps of preparing a boiler for wet lay-up are essentially the same for dry lay-up. The exception is when a boiler is closed and prepared to be filled with water and water treatment chemicals. Perform dry lay-up steps 1-6 (except do not swab the fireside with mineral oil) and then follow with step 7 below.
Difference between Fire Tube Boiler and Water Tube Boiler . Mar 19, 2016· The main difference between fire tube and water tube is that in fire tube boiler the flue gases flow in the tubes and water flows from the shell and in water tube boiler, water flows from the tubes and the flue gases from the shell or passes over the tubes.
Tag: Difference between Water Tube boiler & Fire tube boiler what are difference between Water tube boiler & Fire tube boiler? February 8, 2016 February 8, 2016 engrraihan 1 Comment
Comparison between Fire tube and Water tube boilers . Jul 02, 2016 · Comparison between Fire tube and Water tube boilers A boiler is a device used to generate s team at a desired pressure and tem pe rature by transferring heat energy produced by burning fu el to water to change it to steam.
A high pressure watertube boiler (also spelled water-tube and water tube) is a type of boiler in which water circulates in tubes heated externally by the fire. Fuel is burned inside the furnace, creating hot gas which heats water in the steam-generating tubes.In smaller boilers, additional generating tubes are separate in the furnace, while larger utility boilers rely on the water-filled tubes
Advantages of fire tube boiler: 1. The water is supplied in shell and outside tubes while hot gas is supplied inside tubes so the water volume can not be shaken easily when the fire tube boiler is running. 2. Fire tube boiler is so easy to use, operate, clean and maintain 3. Fire tube boiler can be used in small scale industries. 4. Fire tube