The saving energycontrolsystem is proposed for problem of oil drawing machine electric driver which efficiency and power factor is low.
针对抽油机电驱动装置效率和功率因数低、耗能严重的问题，研制了一台新型的抽油机节能控制系统。
2
The system performs the function of running control, remote monitoring, and automatic control of heating fresh air for solar energycontrolsystem.
该系统能有效实现太阳能新风空调系统的运行控制，网络远程监控和对系统出风温度的自动控制等功能。
3
During the operation with variable cooling water flow rate, the increase of fired natural gas volume shall be avoided by improving energycontrolsystem.