Document jmK041m1emOGxZgdq6pQng5y5

F A L L . POWERFAX 19 3 8 winy is one j-bine jjhich (dire- the )rmandtride [ualhich fibre >r Innt, and iwer 280 :red ix of ving are lowauxaryorseiectoads at 150 lbs. gauge pressure in seven yard equipped with a drag line, Plant power factor averages 88 obsolescent boilers for driving nu and passes through a hopper to per cent. merous CO? compressors, pomps the crusher and thence by con In manufacturing processes re and other equipment, the balance veyor to the 550 - ton capacity quiring considerable amounts of of the low-pressure steam required bunker at the topi of the boiler electrical power as well as process for process being obtained by house, where it is distributed by steam, it is frequently determined means of reducing valves direct a weigh larry. From the bunker, by means of an engineering anal from the boilers. Electric power the coal flows to three motor-driv ysis of operating costs, that very was purchased. en pulverizers on the operating substantial savings can be made As a result of this survey, Mr. floor. There are two 1000 b.h.p. by installing a modern high-pres Dyer recommended the installa steam generating units, only one sure boiler plant and turbine-gen tion of a complete new high-pres of which is required for the maxi erator units of the bleeder type. sure boiler plant, generating steam mum steam load. The boilers are Naturally, the characteristics of at 350 lbs. gauge, with a small equipped with air preheaters,'in the various necessary elements of amount of superheat, and a 1000- tegral economizers, water-cooled the installation must be very care kw. non-condensing bleeder type furnaces, steel-clad insulated set fully chosen, after considering al turbine - generator unit, designed tings, soot blowers, motor-driven ternate possible solutions of the for 325 lbs. initial pressure, bleed forced and induced draft fans, au problem, to fit the power and proc ing steam at 145 lbs. and exhaust tomatic draft control and feed ess steam requirements ofthe man ing at 5 lbs. gauge. The new equip water regulators. There are two ufacturing plant. ment went into regular operation boiler feed pumps, one of which In 1928, the Philip Carey Man early in 1929. is motor-driven and is ordinarily ufacturing Company commis The new boiler plant is located used, while the other, driven by sioned W. E. S. Dyer, Consulting about 150 feet from the power an Elliott 110-hp. turbine, is held and Designing Engineer, Phila house, and is thoroughly up-to- in reserve. delphia, to make an engineering date in design and equipment. About 55 per cent make-up feed survey of the plant at Plymouth Screened bituminous coal is water is required, since a consider M eeting. Previous to this investi dumped from the cars to a con able part of the process steam is , gation, steam had been generated veyor leading to a covered storage not available as condensate. The (51 1 CRIMDEBN00000302