摘要 |
The present invention relates to a drive system which comprises a (2) container for receiving fluid and a conduit (4) arranged such that opposing ends of the conduit extend into the container (2)when in use. There is further provided an injection arrangement (8) for producing a gas into the conduit (4) and an extraction arrangement (10) for removing the gas from the conduit (4). An energy conversion arrangement (6) is also provided for transferring the kinetic energy of the fluid flow through the conduit (4). |