对压气机与透平的匹配问题，提出了必须满足的条件、公式，并且以曲线图说明求解过程。
The conditions and equations which must be satisfied for matching compressor with the turbine are presented and the procedure of solving the equations is described by using diagrammatic figures.
经优化后，透平高压级静叶的总压损失系数减少0.95%；多级压气机整机效率提高2.1%。
After optimization, the total pressure loss of the turbine vane was reduced by 0.95%, and the efficiency of the overall compressor was increased by 2.1%.
本文介绍了GZ680增压器的离心压气机与轴流透平的气动热力学设计思想及特点。
The thermoaerodynamic design philosophy and features of the centrifugal compressor and the axial turbine of the turbocharger GZ680 are discussed.
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