oil circulation cooling

基本解释

The generator's thrust bearing of Lijiaxia Hydropower Station adopts the oil-circulation cooling way of thrust external-circulation.
李家峽水電廠發電機推力軸承採用推力外循環油循環冷卻方式。
Since primary transformer of electric locomotive adopts the forced oil-circulation cooling method, its heating computation is rather complicated and difficult.
電力機車主變壓器採用強迫油循環吹風冷卻方式，其發熱計算較爲複襍和睏難。
The cooling method of nature oil circulation is not only widely used in small-middle type power transformer, but also used in large type power transformer with low load and low ambient temperature.
自然油循環的冷卻方式不僅廣泛應用於電力網中的中小型電力變壓器，也會在在大型電力變壓器低負荷和低環境溫度時應用。