| 摘要 |
<p>The invention relates to a device for cleaning a gas which is contaminated with particles, the device comprising a centrifugal separator (1) with a centrifugal rotor (2) for separating the particles from the gas and a drive arrangement (16, 17) for rotating the centrifugal rotor (2) about a rotational axis (R), the drive arrangement comprising an impulse turbine (16) drivingly connected to the centrifugal rotor (2), the impulse turbine (16) being arranged with buckets (16a) for receiving a jet (J) of pressurized fluid from a nozzle (17) directed against the buckets (16a) which are configured such that the fluid jet direction is reversed along a height (H) of the bucket (16a), characterized in that the height (H) of the bucket (16a) is 2 - 3 times the diameter of the nozzle opening (17a).</p> |
