This tractate adopts numerical value simulation method, CFD Ltd element and optimization method, makes use of Visual C++ and ANSYS/Flotran CFD software, and utilizes Pro/ENGINEER drawing a certain PDC Bit entity.

• 本论文采用数值模拟方法、CFD有限元方法和最优化方法，借助于Visual C++及ANSYS/Flotran CFD软件，进行了PDC钻头的水力参数计算、喷嘴的流场分析与优化，并运用Pro/ENGINEER绘制了某种PDC钻头实体图。