All standard coils are mechanically expanded copper pipes plus aluminum fins. The surface cooling section is equipped with a pitched discharge coil to ensure complete discharge of condensed water.
According to data analysis of actual measure, this paper obtains perpendicular line current velocity coefficient of measuring section and measuring discharge coefficient on the bridge.
经过实测资料的分析，得出了呼玛桥水文站桥测断面的垂线流速系数以及桥测流量系数。
3
It is an effective method for improving test precision that the water head loss tests of hydropower station inlet section are performed by increasing discharge or raising reservoir water level.