Electrical Record Volume 28

Electrical Record Volume 28

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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. 1920 edition. Excerpt: ...said to be a new design built in single and multiple forms, the latter serving any number of steam boilers simultaneously, up to a total of six. The purpose of this equipment is to save fuel by burning it with the proper air supply. Among the notable features of the new machine claimed by the company are speedy action, resulting from a new form of aspirator. absence of chemical solutions, greater simplicity and the unique plan of providing an auxiliary boiler front CO-, indicator, which guides the fireman. while the COcents recorder, installed in the chief engineer's or superintendent' -' oflice. makes a continuous (not intermittent) record showing all changes in boiler adjustments that are conducive to either waste or economy. General Electric ('0., Schenectady, .'. Y., has Just issued Bulletin No. 41311, superseding Bulletin No. 4859, on synchronous condensers. which covers the subject both of power-factor correction and rnore recently, power-factor control through synchronous condensers. Bulletin l'o. 48715, just off the press, on G-E insulating fabrics, deals entirely with various classes of insulating material placed on the market by the company. The book is well illustrated, the photographs telling the story in outline, of how such fabrics are produced. Bulletin l'o. 49400 describes the scientifically perfected Hewlett link insulator for power cable transmission. Tables give air densities at different altitudes, number of insulators per string. shipping weights. and the like. and tabulations on physical characteristics and loads of drawn copper, aluminum and steel reinforced aluminum cables are also included. ' llolophane Glass ('0., Inc., 3-i0 Madison A'e.. New York City. has just issued a 128-page illustrateshow more

Product details

  • Paperback
  • 189 x 246 x 19mm | 630g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236925122
  • 9781236925121