Abstract: On the basis of an analysis of the existing problems of the traditional design method for the turbocascade of a turbodrill, a CAD software package for the turbocascade has been developed. It includes the optimization of the inlet and outlet flow angles, the moulding design, checking of the design quality, the performance prediction of the turbodrill, etc. The software package has the advantages of high efficiency, convenience and practicality.

摘要： 分析了传统的涡轮钻具涡轮叶栅设计方法存在的问题,发展了一套适用于涡轮钻具涡轮叶栅自动化设计的实用计算软件包.它包括:涡轮叶栅进、出口角的优化设计;涡轮叶栅的解析法造型设计;涡轮叶栅设计质量的检验以及涡轮性能参数的预估等.实践验证表明,本软件包具有高效、灵活、简便、实用等优点.

关键词: 涡轮钻具, 涡轮叶栅, CAD, 优化设计