Explore how a hypothetical pumping rate changes under selected assumptions for wheel size, wind speed, depth and tower height. The example starts at an assumed 180 gal/hour reference; it is not a measured pump curve or a site-performance forecast.
Windmill and Steel Tower Interactive Calculator
Enter wheel diameter, wind speed, tower height and well depth. Delivery is an assumed normalized scaling—not measured performance or a design guarantee.
Equation Used
- The 180 gal/hour reference anchor is assumed.
- Diameter, wind, depth and tower effects follow the displayed normalized exponents.
- Wind speed is steady and simultaneous with pumping.
- Hydraulic horsepower uses US gpm-ft/3960.
- Pump curve, wind distribution, mechanical efficiency, storage and structure are omitted.
Hypothetical Wind-Pump Scaling
The U.S. DOE provides wind-energy context. The delivery curve shown here is a hypothetical assumption, not DOE performance data.
What This Calculator Represents
A hypothetical sensitivity curve around one fixed reference point.
Normalized Scaling
gpm=Q/60
day=24Q
hp=gpmL/3960
Reference Scenario
At 8 ft, 15 mph, 33 ft and 100 ft, the assumed anchor is 180 gal/hour, 3 gpm, 4,320 gal/day and about 0.076 water hp.
Assumptions and Limits
No pump curve, actual wind distribution, efficiency, storage, drawdown or tower design is included.
Frequently Asked Questions
Is 180 gal/hour measured?
No; it is the model anchor.
Why wind speed cubed?
It is an assumed exponent used for this sensitivity comparison; it does not establish the pumping response of a real machine.
Does tower height predict local wind?
No.
Is well depth total dynamic head?
It is used as a simplified proxy.
Is daily water guaranteed?
No.
Can this size a pumping system?
No.
References
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