固相颗粒在钻井液振动筛筛面上的抛掷运动规律研究

基金项目: 油气地质及开发工程国家重点实验室资助项目(0121)

Research of Regularity of Throwing Movement for Solid Particle on the Shaker’s Screen

1.
Department of Computer Science, Southwest Petroleum Institute, Nanchong, Sichuan 637001, P R China;
2.
Department of Industrial Automatization, Southwest Petroleum Institute, Nanchong, Sichuan 637001, P R China;
3.
Department of Mechine Engineering, Southwest Petroleum Institute, Nanchong, Sichuan 637001, P R China

摘要: 通过δ函数和单位阶跃函数表示平面惯性椭圆振动筛筛面上固相颗粒的受力,建立了微分方程形式的颗粒在筛面上的抛掷运动数学模型。对其解进行分析,给出了颗粒的抛掷周期和抛掷距离对于振动筛或岩屑参数的依赖关系以及这些关系的数值计算分析方法。
- 石油 /
- 钻井液 /
- 振动筛 /
- δ函数 /
- 单位阶跃函数 /
- 微分方程 /
- 数值计算
Abstract: By means of Delta-function&unit step function to express the force of solid particle on plane inertial shakers screen,a mathematics model of the differential equation type was set up and solved.According to analysis of the solution,the relation is given between the throw period&displacement with the parameters of shaker design&solid particle.The method of numerical value calculation&analysis for the relation is given too.
- petroleum /
- drilling fluid /
- shaker /
- Delta-function /
- unit step function /
- differential equation /
- numerical value calculation

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