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A double chimney (or double stack, double smokestack in American English) is a form of chimney for a steam locomotive, where the conventional single opening is duplicated, together with the blastpipe beneath it. Although the internal openings form two circles, the outside appearance usually forms a single elongated oval.
Q = chimney draught/draft flow rate, m 3 /s; A = cross-sectional area of chimney, m 2 (assuming it has a constant cross-section) C = discharge coefficient (usually taken to be from 0.65 to 0.70) g = gravitational acceleration, 9.807 m/s 2; H = height of chimney, m; T i = average temperature inside the chimney, K; T e = external air temperature, K.
Since the beginning of the Industrial Revolution, tall chimneys were built, at the beginning with bricks, and later also of concrete or steel.Although chimneys never held the absolute height record, they are among the tallest free-standing architectural structures and often hold national records (as tallest free-standing or as overall tallest structures of a country).
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BUCHAREST (Reuters) -A Romanian court ruled on Tuesday for the removal of some evidence collected against internet personality Andrew Tate in a human trafficking case, and gave prosecutors five ...
In response to an 1857 patent infringement claim, Baldwin Locomotive Works compiled a diagram illustrating 57 different spark arresting chimney designs. [4] The most popular design was a bonnet chimney. The bonnet was a funnel-shaped sheet metal cone fitted over a conventional cylindrical chimney. The lower, small-diameter portion of the cone ...
Luigi Mangione, 26, was arrested in Altoona, Pennsylvania, on Dec. 9, five days after Thompson was fatally shot outside a Manhattan hotel before a company conference in what law-enforcement ...
A flue gas stack at GRES-2 Power Station in Ekibastuz, Kazakhstan, the tallest of its kind in the world (420 meters or 1,380 feet) [1]. A flue-gas stack, also known as a smoke stack, chimney stack or simply as a stack, is a type of chimney, a vertical pipe, channel or similar structure through which combustion product gases called flue gases are exhausted to the outside air.