The Cunard Express Liner Mauretania

The Cunard Express Liner Mauretania

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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. 1907 edition. Excerpt: ...to adopt a modified form of the Willans & Robinson system, combined with the usual Parsons method of binding. The blades are securely fixed by hand into slots prepared in the foundation ring by a special automatic tool, and formed into finished segments, the number of segments to form one Fig. 82.--Auxiliary Circulating Pump. necessary. The turbine casings are firmly fixed at one end, but are free to move in a longitudinal direction at the other end to provide for expansion, the free end working between slipper guides. The bearings are spherical in form and all work under forced lubrication, the oil pumps for this purpose, of which there are six, being placed in a well at the centre of the low-pressure engine room between the lowpressure and astern turbine thrust blocks. complete ring of blades being ten, as shown by Figs. 75 and 76. In this way, great accuracy of pitch is secured. The segments are fixed in the annular grooves prepared for their reception, by means of side-caulked strips, the latter being in one or two layers according to the depth of the groove. The method of assembling the foundation ring segments with their blades afforded a considerable saving in time and labour compared with the previous Parsons of gunmetal 36in. diameter, and the pump suction and delivery branches are 10in. diameter. The pump spindle is of forged bronze, carried on bearings external to the pump casing in a manner similar to that adopted for the main pumps. The main air pump installa Alr Pumps. hull consists of four sets of wet-air pumps and four sets of dry-air pumps, all supplied by Messrs. (i. and, I. Weir, Ltd. Two sets uf pumps are placed in each auxiliary room and draw from each condenser. Each wet-air pump has two steam cylinders and two pump...show more

Product details

  • Paperback | 26 pages
  • 189 x 246 x 1mm | 68g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 123652330X
  • 9781236523303