Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 155
eatingand cooling it receives as it flows past the transformer coils and cooling coil respectively. In some cases tubular conductors are provided for the cir-culation of the water. Water cooled transformers may be divided into two classes,as those having: TRANSFORMERS 1,413 1. Internal cooling… … Fig. 1,971.—Water cooled transformer with external cooling coil. In this arrangement thecooling coil is placed in a separate tank as shown. Here forced circulation is employedfor both the heat transfer medium (oilt and the cooling agent (water), two pumps beingnecessary. The cool oil enters the…
Electrical engineering
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