The Flow Duration Curve: Ranking Daily Flows and Reading Q50 and Q95
This lesson is part of the course
In this lesson
You rank 24 fictional sample days of river flow, turn the ranks into exceedance percentages and read the flows that the river reaches or exceeds 50 % and 95 % of the time.
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Lessons in this course
- Power from Head and Flow: P = ρ·g·Q·H·η in Kilowatts Locked
- Head Losses: Pipe Sizes, Loss Tables and the Net Head per Flow Locked
- The Flow Duration Curve: Ranking Daily Flows and Reading Q50 and Q95 Locked
- Design Flow and Residual Flow: How Much Water the Turbine May Use Locked
- Annual Energy: Flow Bins, Part-Load Efficiency and the Capacity Factor Locked
- Revenue: Fixed Feed-In Tariff vs Market Prices, Own Use and the Capture Price Locked
- Costs: Capex per kW, O&M, Insurance and a Lifetime Cash-Flow Row Locked
- Capstone: Payback, NPV and IRR in Dry, Average and Wet Years with a Chart Locked