Document e56jdwXvzeJo3YpVVqjDewGX9

353 Published for 87 years for those engaged in the business of generating, transmitting, distributing or applying electric power Electrical World NOVEMBER 13, 1961 Vol. 156, No. 20 Public Service Co of Colo. Adds Large Power Transformer The 180-Mva power transformer, which has been shipped by Westinghouse Electric Co to Public Service Co of Colorado for the Cherokee generating station near Denver, will be the largest such unit on the utility's system. It will boost generated voltage from 14 to 114 WM: kv for transmission throughout the Rocky Mountain area. Shipment of the large unit from the Westinghouse transformer division to Colorado was made by rail, using a special depressed-bed flat car (see photo, right). It was transported as a complete unit, with only the external accessories removed for shipment. Complete with accessories, the transformer is 21 ft high, 24 ft long, 14 ft wide and weighs 324,000 lb. 13-aOCKY MOUNTAIN NEWS-Datwor 1, Colo., Wednesday, March 21,1962 PSC equipment Installation will be kept at an absolute mini mum and that the daylight hours To Produce Weird Sounds for the process were selected for this reason. The Public Service Co. of Colorado Tuesday said per sons within a three or four mile radius of the company's Cherokee station, 6198 Franklin st., will hear strange noises next week. and will end abruptly. There will The reason for the noise, a be approximately 40 blowouts dur spokesman said, Is that a new ing the week, about 10 a day, be unit, now being added to the tween the hours of 7 a.m. and plant, Is in a stage of comple 7 p.m. tion that calls for a "blowout." Larry Burt, chief engineer at High pressure steam will be Cherokee, said the disturbance turned into the miles of pipe In the station to blow out particles of dirt and foreign matter. The result Is a sound similar to a huge jet taking off, the spokes man said. The sound will start suddenly, last no more than five minutes, WAD00837