The invention discloses an offshore wind power operation and maintenance ship heaving motion forecasting method, and relates to a new operation and maintenance ship heaving motion short-time forecasting method based on acceleration response Porny decomposition. S1, construction of heaving motion response of the operation and maintenance ship; s2, carrying out Prony decomposition on the acceleration of the heaving motion; s3, forecasting the response of the heaving motion, calculating the extreme value and the residue of the acceleration response by performing Prony decomposition on the actually measured acceleration response data, and establishing the relationship between the amplitude, the frequency, the damping and the phase of the response of the heaving motion and the extreme value and the residue of the acceleration response through the data relationship between the acceleration and the displacement of the operation and maintenance ship; and according to the response amplitude, the frequency, the damping and the phase of the heaving motion of the operation and maintenance ship, carrying out short-time forecasting on the heaving motion, and laying a research foundation of a wave compensation device of an embarkation system.
一种海上风电运维船升沉运动预报方法,基于加速度响应Porny分解的运维船升沉运动短时预报新方法,包括如下步骤;S1,运维船升沉运动响应构建;S2,升沉运动加速度Prony分解;S3,升沉运动响应预报,通过对实测加速度响应数据进行Prony分解,计算加速度响应的极值和留数,通过运维船加速度与位移的数据关系,建立升沉运动响应幅值、频率、阻尼和相位与加速度响应极值与留数的关系,进而根据运维船升沉运动响应幅值、频率、阻尼和相位,进行升沉运动的短时预报,奠定登乘系统波浪补偿装置研制基础。
Method for forecasting heaving motion of offshore wind power operation and maintenance ship
一种海上风电运维船升沉运动预报方法
2025-02-14
Patent
Electronic Resource
Chinese
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