Steam locomotive - Wikipedia

16/03/2003 · How a steam locomotive works, in 100 words ; Coal or oil is directed into the firebox (item 27 in the large diagram below), where it burns at high temperature. The firebox is surrounded by water in the boiler, and many tubes (28) extend from the firebox's front along the boiler barrel (29). Very hot gases travel through these tubes and up the smokestack/chimney (33).

Latest News headlines, exclusives and opinion | The Sun

KING OF SCOOPS. RIP John Kay - The Sun reporter who broke Fleet Street's biggest stories. KING of Page One, John Kay, the reporter behind many of The Suns greatest exclusives, has died age 77.

3.1.2 Variable Cost Concepts for Power Generation | EBF

The marginal cost of generation for power plants that run on fossil fuels plants (coal, oil, gas) is dominated by fuel costs. Labor and maintenance are additional costs, but these are smaller (less than 10% of total variable cost), and often times we will simply assume that these costs are negligible, or zero.

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Glossary of rail transport terms - Wikipedia

Also Centering spring cylinder. A cylindrical cast-iron holder in which an adjusting string is placed. Adjusting Spring Seat A casting, or a part of the bolster of a two-wheel trailing truck, forming a bearing for the end of the adjusting spring. Admission The opening of steam port to admit steam to one end of a cylinder. If the valve has no lead, admission takes place at the moment the piston

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Bo'ness and Kinneil Railway - Wikipedia

The Boness and Kinneil Railway is a heritage railway in Bo'ness, Scotland. It is operated by the Scottish Railway Preservation Society (SRPS), and operates a total of over 5 miles (8 km) of track (between Bo'ness and Manuel Junction, via Kinneil and Birkhill), virtually the entire Slamannan and Borrowstounness Railway that became part of the former North British Railway on the Firth of Forth.

HSE: Information about health and safety at work

Annual health and safety statistics 2019/20 HSE has released its annual statistics on work-related health and safety in Great Britain.; The UK has left the EU, new rules apply Rules have changed for some industries. Find out if you are affected.

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High-Performance HVAC | WBDG - Whole Building Design Guide

07/11/2016 · Heating, ventilating, and air-conditioning (HVAC systems) account for 39% of the energy used in commercial buildings in the United States. Consequently, almost any business or government agency has the potential to realize significant savings by improving its control of HVAC operations and improving the efficiency of the system it uses.