International Library of Technology · Scranton, International Textbook Co. · leaf 20
ipes, and if one were toburst or otherwise get out of order, the engine or boilerconnected to it would be put out of service. 6 ELECTRIC TRANSMISSION. 14 10. There are two principal methods of installing aduplicate system, and they differ at first sight only in pointof size of pipes. A diagram of… … Pig. 2. the fire-wall w to the engines. These connecting pipes, itwill be seen, are all in pairs, and start from the two mains;each one is provided with a stop valve v at the end, andevery pair terminates in a cast-iron Y, both at the drum ofthe boiler and at the engine. This system, therefore,…
Electrical engineering
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