300 MODERN STEAM PRACTICE . Speed of the engine shaft : . 21 revolutions per minute . Do . second shaft . 102 , , , , Do . third shaft . 150 , „ The total length of the shafting is about 932 feet , in parallel lengths , the diameter of the pinion shaft being 8 inches , and that of the … Fig . 200 . — High and Low Pressure Combined Beam Engines of 80 horse - power collectively . a , High - pressure cylinder . b , Low - pressure cylinder . c , Condenser and cistern . d , Cold - water pump . e , Governor and feed - pump rod . f , Spring beam . g , Main beam . h , Crank shaft . r ,…
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