From net head, diversion flow and turbine/generator efficiencies, compute electrical output and, with annual utilisation hours, estimate annual generation for small hydropower appraisal.
根据净水头、流量与水轮机效率计算发电功率与年发电量
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Hydropower output | P = ρ·g·Q·H·η / 1000 (kW) | GB/T 15468 Basic technical requirements for turbines; Hydropower |
| Net head | H = Hgross − Σhf − losses | GB/T 15468; IEC 60041 Field acceptance tests |
水力发电功率计算工具用于水电站出力与年发电量计算。输入净水头、流量、水轮机效率与发电机效率,计算发电功率(kW/MW)与年发电量,并给出综合效率与水流功率,是水电站规划与可研阶段的核心计算工具。