KAPLAN TURBINE RUNNER DEVELOPS 9300 KW UNDER A NET HEAD OF 7.4 M. MECHANICAL EFFICIENCY OF THE WHEEL IS 86 %, SPEED RATIO IS 2.2 AND FLOW RATIO IS 0.66. DIAMETER OF THE BOSS IS 0.35 TIMES THE EXTERNAL DIAMETER OF THE WHEEL. DETERMINE (1) THE DIAMETER OF THE RUNNER (II) SYNCHRONOUS SPEED AND (III) THE SPECIFIC SPEED OF RUNNER ASSUME MECHANICAL EFFICIENCY EQUAL TO OVERALL EFFICIENCY.

KAPLAN TURBINE RUNNER DEVELOPS 9300 KW UNDER A NET HEAD OF 7.4 M. MECHANICAL EFFICIENCY OF THE WHEEL IS 86 %, SPEED RATIO IS 2.2 AND FLOW RATIO IS 0.66. DIAMETER OF THE BOSS IS 0.35 TIMES THE EXTERNAL DIAMETER OF THE WHEEL. DETERMINE (1) THE DIAMETER OF THE RUNNER (II) SYNCHRONOUS SPEED AND (III) THE SPECIFIC SPEED OF RUNNER ASSUME MECHANICAL EFFICIENCY EQUAL TO OVERALL EFFICIENCY.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Friction

Friction is defined as the force that prevents any solid surface, any layer of fluid, or any kind of element or material from sliding.

Question

KAPLAN TURBINE RUNNER DEVELOPS 9300 KW UNDER A NET HEAD
OF 7.4 M. MECHANICAL EFFICIENCY OF THE WHEEL IS 86 %, SPEED
RATIO IS 2.2 AND FLOW RATIO IS 0.66. DIAMETER OF THE BOSS IS
0.35 TIMES THE EXTERNAL DIAMETER OF THE WHEEL.
DETERMINE
(1) THE DIAMETER OF THE RUNNER
(II) SYNCHRONOUS SPEED AND
(III) THE SPECIFIC SPEED OF RUNNER
ASSUME MECHANICAL EFFICIENCY EQUAL TO OVERALL
EFFICIENCY.

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