| 摘要 |
<p>A method for fighting fire, in which a drive unit comprising a number of hydraulic accumulators is utilized for delivering extinguishing liquid to a number of spray heads or sprinklers. The procedure for avoiding a premature waste of propellent gas is that, at a first stage, the hydraulic accumulators (2, 3) are filled with gas, and subsequently at a second stage, the accumulators are filled with liquid, so that the liquid compresses the gas.</p> |
