وبلاگ یک مهندس... | نیروگاه ابی
Kaplan turbines are now widely used throughout the world in high-flow, low-head power production. Victor Kaplan obtained his first patent for an adjustable blade propeller turbine in 1912. But the development of a commercially successful machine would take another decade. Kaplan struggled with cavitations problems, and in 1922 abandoned his ...
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