摘要 |
Provided is a turbine having a first impingement-type turbine portion and a second impingement-type turbine portion integrated into a rotatable disk, wherein the first impulse-type turbine portion has a plurality chutes and a high contact surface for contacting a working fluid and wherein the second impingement-type turbine portion has a plurality of ducts in an upstream rotor and a plurality of vanes in downstream rotor. |