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有压管道水力瞬变的正确分析，对工程安全运行影响较大。
Proper analysis on the hydraulic transient in pressure pipeline is important for the safety operation of project.
建立了管道泄漏引起的水力瞬变泄漏数学模型和边界条件，构造了差分方程。
Mathematics model and boundary conditions are proposed for hydraulic transient which is resulted from pipeline leaking while the difference equation is constructed.
水力瞬变探堵系统具有精度高、速度快、设备简单、使用方便、用途广等特点。
The hydraulic transient pipeline jam detection system is of high accuracy, high speed, simple equipment, easy use, wide application, etc.
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