Electric Railway Handbook: A Reference Book of Practice Data, Formulas and Tables for the Use of Operators, Engineers and StudentsMcGraw-Hill Book Company, Incorporated, 1915 - 832 halaman |
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Edisi yang lain - Lihat semua
Istilah dan frasa umum
acceleration allowed applied approximately armature average axle base bearing block bond brake brush capacity cent circuit close coil commutator conductor connected construction cost curve determined direction distance Electric energy equal equipment field force gear give given grade ground heat increased indicated insulated joint Journal lead length less light limit load located loss material maximum method miles miles per hour motor necessary obtained OOOOOO operation parallel passing period pipe placed pole position possible practically pressure rail Railway resistance shoe shown shows side signal speed spring standard steel stop straight surface switch taken temperature tion track train trolley truck unit valve voltage volts wear weight wheel wire
Bagian yang populer
Halaman 441 - The inspector representing the purchaser shall have free entry, at all times while work on the contract of the purchaser is being performed, to all parts of the manufacturer's works which concern the manufacture of the material ordered.
Halaman 710 - Ib. ft.) *W = American Water Works Association Standard. N = New England Water Works Association Standard. G = American Gas Institute Standard.
Halaman 441 - The purchaser may make the tests to govern the acceptance or rejection of the material in his own laboratory or elsewhere. Such tests, however, shall be made at the expense of the purchaser.
Halaman 431 - The standard turned test specimen, one-half inch (}") diameter and two-inch (2") gauged length shall be used to determine the physical properties specified in paragraph No. 3. It is shown in the following sketch.
Halaman 53 - Besides conferring the quality of hot ductility, manganese also raises the critical temperature to which it is safe to heat the steel, for just as it resists the separation of the crystals in cooling from a liquid, so it opposes their formation when a high thermal altitude augments the molecular mobility. These two...
Halaman 432 - The manufacturer shall afford the inspector, free of cost, all reasonable facilities to satisfy him that the material is being furnished in accordance with these specifications All tests and inspection shall be made...
Halaman 647 - Exceeding 47,000, but not exceeding 70,000 24 in. * 14. Conductors: The normal mechanical tension in the conductors generally shall be the same in the crossing span and in the adjoining span on each side. * 15. The conductors shall not be spliced in the crossing span nor in the adjoining span on either sid,e. Taps to conductors in the crossing span are generally objectionable, and should not be made unless necessary. * 16. The ties or devices for supporting the conductors at the poles, or towers,...
Halaman 647 - With constant potential, direct-current circuits not exceeding 750 volts, the minimum spacing shall be ten inches ((0' 10"). 12. When supported by insulators of the disc or suspension type, the crossing span and the next adjoining spans shall be dead ended at the poles, or towers, supporting the crossing, span, so that at these poles, or towers, the insulators shall be used as strain insulators. 13. The clearance in any direction between the conductors nearest the pole, or tower, and the pole, or...
Halaman 652 - The length of a main compression member shall not exceed 180 times its least radius of gyration. The length of a secondary compression member shall not exceed 220 times its least radius of gyration.
Halaman 438 - To determine whether the material conforms to the requirements specified in section 3, an analysis shall be made by the manufacturer from a test ingot taken during the pouring of each melt. A copy of this analysis shall be given to the purchaser or his representative.
Informasi bibliografi
| Judul | Electric Railway Handbook: A Reference Book of Practice Data, Formulas and Tables for the Use of Operators, Engineers and Students |
| Pengarang | Albert Sutton Richey, William Charles Greenough |
| Penerbit | McGraw-Hill Book Company, Incorporated, 1915 |
| Asli dari | Universitas Michigan |
| Didigitalkan | 6 Sep 2007 |
| Tebal | 832 halaman |
| Ekspor Kutipan | BiBTeX EndNote RefMan |