Compressed Air Volume 10

Compressed Air Volume 10

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1906 edition. Excerpt: ...known as economical users of steam. Two dynamos are set, and the foundation is placed for the third dynamo and third engine. The haulage inside and outside of the mines is done by electricity: the locomotives are of the General Electric and Jeffrey types; the main haulage motors weigh 10 tons each, while motors of a special type weighing from 4l/2 to 6 tons, are used for gathering, and are doing very satisfactory work. All the coal at Isclin is produced by Ingersoll-Sergeant nick machines, and the compressed air plant is of such an advanced and notable character that it is worthy of detailed and extended notice. The two compressors which supply the power for operating the coal cutting machinery were built by The Ingersoll-Sergeant Drill Co. They are Corliss driven of the semi-tangye frame type: have crosscompound steam and air cylinders, and are designed to operate non-condensing; each has the following: High pressure fleam cylinder. S3 inch diamete by 42 inch stroke. "Low pressure steam c linder. 88 inch diameter by 4', ! inch stroke. 'Low pressure air cylinder, 37 inch diameter by 42 inch stroke. High pressure air cylinder, 28J4 itch dianuler by 4i inch stroke. Receiver intercooler. S4 inch diameter by IK feel 6 Inches high. When operating at a speed of 75 revolutions per minute, each compressor has a piston displacement of 3,790 cubic feet per minute and is designed for a fmal working air pressure of goto 100 pounds per square inch. These compressors represent the highest development of machinery of this class. The steam valve gear is of the latest improved Corliss type, fitted with vacuum dashpots; the valves slotted at one end to receive the tee shaft heads of the valve stems, and are so constructed that any valve can be taken more

Product details

  • Paperback | 242 pages
  • 189 x 246 x 13mm | 440g
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236615859
  • 9781236615855