Steam, Its Generation and Use

Steam, Its Generation and Use

Steam, Its Generation and UseWhile the time of mans first knowledge and use of the expansive force...
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SKU: gb-22657-ebook
Product Type: Books
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Author: Babcock & Wilcox Company
Format: eBook
Language: English
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Steam, Its Generation and Use

Steam, Its Generation and Use

$17.83 $8.91

Steam, Its Generation and Use

$17.83 $8.91
Author: Babcock & Wilcox Company
Format: eBook
Language: English

Steam, Its Generation and Use

While the time of mans first knowledge and use of the expansive force of the vapor of water is unknown, records show that such knowledge existed earlier than 150 B. C. In a treatise of about that time entitled Pneumatica, Hero, of Alexander, described not only existing devices of his predecessors and contemporaries but also an invention of his own which utilized the expansive force of steam for raising water above its natural level. He clearly describes three methods in which steam might be used directly as a motive of power; raising water by its elasticity, elevating a weight by its expansive power and producing a rotary motion by its reaction on the atmosphere. The third method, which is known as Heros engine, is described as a hollow sphere supported over a caldron or boiler by two trunnions, one of which was hollow, and connected the interior of the sphere with the steam space of the caldron. Two pipes, open at the ends and bent at right angles, were inserted at opposite poles of the sphere, forming a connection between the caldron and the atmosphere. Heat being applied to the caldron, the steam generated passed through the hollow trunnion to the sphere and thence into the atmosphere through the two pipes. By the reaction incidental to its escape through these pipes, the sphere was caused to rotate and here is the primitive steam reaction turbine. ......Buy Now (To Read More)

Product details

Ebook Number: 22657
Author: Babcock & Wilcox Company
Release Date: Sep 18, 2007
Format: eBook
Language: English

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