| 摘要 |
1. Technical Result Simplification of construction and increase in regulation efficiency of hydroturbine revolutions’number. 2. Essence A system comprises a water release valve and a drive. Whereas, the valve has a segment form and is hingedly mounted on an initial section of a nozzle 12. And the drive is made in the form of a spring 7 mounted on a post 5 and on upper part of a frame 9. 3. Field of Application Hydraulic power engineering, systems for hydroturbine control. Figures: 1
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