Power Volume 53, No. 3

Power Volume 53, No. 3

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1921 edition. Excerpt: ...(6) Field amperes Power and Economy (87) Electrical horsepower developed (Item 8G 0.7457) (88) Steam consumed per net kw.-hr. (Item 45-: item 86)...lb. (89) Dry and saturated steam or superheated steam con sumed per net kw.-hr. (Item 46-: -Item 86) lb. (90) Equivalent steam consumed per net kw.-hr. (Item 47 Item 86) lb. (91) Heat consumed per net kw.-hr. (Item 49 Item 86)..B.t.u. Note 2: When testing a marine engine having a shaft dynamometer, the form should include the data obtained from this instrument. In which case the brake horsepower becomes the shaft horsepower. TABLE II. DATA AND RESULTS OF RECIPROCATING STEAM-ENGINE TEST (.Short Test) (1) Dimensions of cylinders (a) Diameter of piston and tail rods (2) Date (3) Duration hr. (4) Pressure in steam pipe near throttle by gage....lb. per sq.in. (5) Pressure in receivers by gage lb. per sq.in. (6) Vacuum in condenser in. mercury (7) Percentage of moisture in steam near throttle or num ber of degrees of superheat per cent or deg. fahr. (8) Total steam consumed per hour lb. (9) Total dry and saturated steam of superheated steam consumed per hour lb. (10) Equivalent steam consumed conforming to conditions agreed upon per hour lb. (11) Average mean effective pressure In each cylinder, lb. per sq.in (12) Revolutions per minute r.p.m (13) Indicated horsepower developed l.hp. (14) Steam actually consumed per l.hp.-hr lb. (15) Dry and saturated steam or superheated steam con sumed per l.hp.-hr lb. (16) Equivalent steam consumer per l.hp.-hr. conforming to conditions agreed upon lb. (17) Engine efficiency (referred to Rankine cycle based on i.hp.) per cent Interconnection of Hydro-Electric Energy in the Northwest Interconnection of all hydro-electric energy in the State of Washington, to link..
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Product details

  • Paperback | 80 pages
  • 189 x 246 x 4mm | 159g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236949455
  • 9781236949455