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The comparison kaplan and francis hydro power turbine is as under:

1. Efficiency of Kaplan hydro power turbine is higher.

2. Kaplan turbine is more compact in cross-section and has higher rotational speed to that of francis hydro power turbine.

3. In Kaplan turbine, the water flow is axia and in francis trubine it is radial.

4. The runner blades in the kaplan turbine is less in number.

5. Specific speed of Kaplan turbine is 2 to 3 times that of Fancis turbine.

6. Friction loss in Kaplan turbine is less.

7. Francis turbine requires medium head while Kaplan trubines are low head hydro power turbines.

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11y ago
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12y ago

The difference between the two turbines is that in the pitch of the blades can be changed in the Kaplan in order to improve the results of the process, unlike the Propeller turbine, which is not capable of that.

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Q: Difference between francis and kaplan turbines?
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