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Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler
FANGKUAI is founded in 1998, which is a clean fuel boiler enterprise integrating R&D, manufacturing, sales and service. In the past 20 years of development and innovation, the company has grown into a global enterprise, and its products have been exported to more than 80 countries including Russia, Mongolia and Thailand, and have established long-lasting cooperative relations with local enterprises!
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Powerhouse-Combustion Boiler Equipment Santa Ana
The diameter of fire tubes in Cochran boiler is of the order of. A. 2 cm. B. 6 cm. C. 8 cm. D. 12 cm. Answer: Option B.Get Price
Dec 16, 2021 · Cochran boiler consists of a cylindrical shell with its crown having a spherical shape. The furnace is also hemispherical in shape. (generally 6.25 cm in external diameter and 165 to 170 in number). The passing through the fire …Get Price
Jun 30, 2021 · A cochran boiler is a vertical boiler that contains a number of horizontal fire tubes. It is typically used to create steam used to power small machines. It is defined by the multiple narrow fire tubes that run horizontally across it. Some typical applications of Cochran boilers are as donkey or auxiliary boilers that are generally used on ships.Get Price
Explanation: The ratio of clearance volume to the swept volume is called clearance ratio. The ratio of swept volume to the volume at cut-off is called expansion ratio. The ratio of volume at cut-off to the swept volume is known as cut-off ratio.It is the reciprocal of expansion ratio.Get Price
Jun 16, 2014 - Cochran-Boiler : It is a multi-tubular vertical fire tube boiler having a number of horizontal fire tubes. T is the modification of a simple vertical boiler where the heating surface has been increased by means of a number of fire tubes.Get Price
[mcq] The number of fire tubes in a Cochran boiler are 1.75 2.165 3.225 4.175Get Price
28.1. Fire-Tube Boilers 28.1.1. Cochran Fire-Tube Boiler Features and characteristics Refer Fig. 28.1.The Cochran boiler is. vertical, multi tubular, fire tube, internally fired and. natural circulation boiler. It is suitable for small plants requiring small quantities of steam and where the floor area is …Get Price
A Cochran Boiler is one of the multi-tubular vertical fire tube boilers that have several horizontal fire tubes. Cochran is the modification of a simple vertical boiler where the heating surface has been increased employing some fire tubes. So, in comparison to the simple vertical boilers, the efficiency of this boiler is much better. The Get Price
The fire tubes in a Cochran boiler are . horizontal. vertical. inclined. none of these. Answer is: horizontal. Explanation: Related Steam Boilers and Engines MCQ with Answers . 37) A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off of 0.35. The expansion ratio for this engine is nearly . 1 Get Price
In this article, we will discuss Cochran Boiler: Definition, Parts, Working, Specification, Applications, Advantages & Disadvantages in a detailed way.. Cochran Boiler Definition: Cochran Boiler is one of the best types of vertical, multi-tubular boiler which has a number of horizontal fire tubes used for the generation of steam.Get Price
Dec 15, 2020 · The Cochran Boiler is a modified version of a basic vertical boiler with different fire tubes that can exchange heat by convection to water. The efficiency of this boiler is much higher than the efficiency of simple vertical boiler.Get Price
The combustion chamber is lined with fire bricks. A manhole near the top of the crown on the shell is provided for cleaning. It is one of the best types of vertical multi-tubular boiler and has a number of horizontal fire tubes. Dimensions, working pressure, capacity, heating surface, and efficiency are given below. Shell diameter. 2.75 m. Height.Get Price
The fire-tube boiler developed as the third of the four major historical types of boilers: low-pressure tank or "haystack" boilers, flued boilers with one or two large flues, fire-tube boilers with many small tubes, and high-pressure water-tube boilers. Their advantage over flued boilers with a single large flue is that the many small tubes offer a far greater heating surface area for the Get Price