Process / pipelineHydrology
单位雨量图 (Unit Hydrograph, UH)
单位雨量图 (UH) 是一种将降雨 excess (降雨量减去截流和蒸发散失等损失的部分) 转化为流域径流的线性变换。UH 由 Sherman 于 1932 年提出，它假设降雨-径流响应是线性和时不变的，从而能够通过设计暴雨合成洪水过程线，用于水坝溢洪道设计和洪水风险评估。
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来源
- Sherman, L. K. (1932). Streamflow from rainfall by the unit graph method. Engineering News-Record, 108(14), 501-505. link ↗
- Snyder, F. F. (1938). Synthetic unit-graphs. Transactions of the American Geophysical Union, 19(1), 447-454. DOI: 10.1029/TR019i001p00447 ↗
- Clark, C. O. (1945). Storage and the unit hydrograph. Journal of the American Water Works Association, 37(4), 419-432. link ↗
如何引用本页
ScholarGate. (2026, June 3). Unit Hydrograph Theory for Rainfall-Runoff Transformation. ScholarGate. https://scholargate.app/zh/civil-engineering/unit-hydrograph
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