ventilator control

This paper discusses on the working features of the mine ventilator and the necessity of adopting the frequency control technique, and puts forward the energy conservation equipment that is suitable for the mine ventilator: the frequency control device.

论述了矿井通风设备的工作特点和采用变频调速技术的必要性，提出了适用于矿井通风机的节能设备&变频调速装置。

Study on Frequency Control System in Ventilator

通风机变频调速工况自动控制系统研究

Objective Take an example of adaptive support ventilation mode, investigate intelligentized control on me ˉ chanical ventilator, improve application techniques.

目的以ASV通气模式为例，探讨智能化呼吸机的智能控制理论，进一步提高使用技术。

When the tank pressure of the gas control valve in the mechanical ventilator pressure within the breathing valve does not move and maintain airtight tank;

当罐内气体的压力在机械呼吸阀的控制压力范围之内时，呼吸阀不动作，保持油罐的密闭性；

Design of Automatic Timing and Thermostatic Control for Battery Chamber Ventilator

蓄电池室通风设备自动定时控制和恒温控制的设计