| 摘要 |
A raising house ventilation control system including ventilation air inlet means and air outlet means, the inlet means in cluding apertures of adjustable size and the outlet means adjustable forced air extractors, the control system including means to provide a value of a time-based variable and means responsive to the temperature outside the house to produce control actions to adjust the ventilation to produce a selected temperature within the house having regard to a time-based variable of the value for the required minimum air speed. |
