Hydropower station factory building vibration evaluation method based on finite-element dynamic analysis
A technology for hydropower plant and dynamic analysis, which is applied in the field of water conservancy and hydropower engineering, can solve problems such as the lack of vibration control standards for dynamic analysis of hydropower plant, and achieve the effect of authentic evaluation results and comprehensive analysis
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[0034] The present invention will be further described below with reference to the drawings and specific embodiments.
[0035] Wherein, the method for evaluating vibration of a hydropower plant powerhouse based on finite element dynamic analysis of the present invention includes the following steps:
[0036] a. Perform finite element dynamic analysis on the powerhouse of the hydropower station, and the calculation conditions are the rated operating conditions of the powerhouse of the hydropower station;
[0037] b. According to the calculation results of the above finite element dynamic analysis, the following specific data are calculated and obtained: the horizontal amplitude A1 (mm), the vertical amplitude A2 (mm), and the peak horizontal velocity V1 (mm / s) and the peak vertical speed V2 (mm / s); the horizontal amplitude A3 (mm), the vertical amplitude A4 (mm), and the peak horizontal speed V3 (mm / s) of the floor part 4 on the generator floor in the hydropower plant And the peak v...
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