differential manometer

The measuring method& result of internal and external flow fields for outdoor unit is introduced by using hot wire anemometer and differential manometer measuring room airconditioner.

介绍了采用热线风速仪和微压差压力计测量分体式房间空调器室外机组内外流场的方法和流场测试结果。

In the aspect of equipments, electronic barometer is replaced by Fortin barometer, electronic differential manometer replaces U-shaped manometer, Backman thermometer substitute 1/ 10 thermometer, accumulator tank is used to substitute accumulator bottle, and heating is also improved.

在设备方面，用电子气压计代替福廷式气压计、用电子压差计代替U型压力计、用电子贝克曼温度计代替1/10温度计、用缓冲罐代替缓冲瓶，同时加热方式也进行了相应的改进。

The Regression Methods of One-Element Curve of Equal Accuracy Measurement in Calibration of Flow Differential Manometer of Water Turbine Spiral Case

水轮机蜗壳流量压差计标定中等精度测量的一元曲线回归方法