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Bridge prestress tensioning frequency conversion control method
The invention discloses a bridge prestress tensioning frequency conversion control method. The bridge prestress tensioning frequency conversion control method comprises the following steps that real-time data of all tensioning jacks are obtained, and overall calculation and analysis are conducted on the real-time data; monomer calculation analysis is conducted on the obtained overall calculation analysis result and the obtained real-time data of each tensioning jack; PID adjustment is carried out on the obtained monomer calculation and analysis results; the single body calculation result afterPID adjustment and a theoretical tension value are respectively superposed; and the corresponding tensioning jacks are controlled according to the superposition result of the monomer calculation result obtained after PID adjustment and the theoretical tensioning force value. The bridge prestress tension frequency conversion control method is high in response speed, rapid in adjustment action, capable of eliminating residual errors in the tension control force applying process, stable and continuous in tension force change curve in the tension process, free of pause feeling and convenient to control.
本发明公开了一种桥梁预应力张拉变频控制方法。所述桥梁预应力张拉变频控制方法包括以下步骤:获取各张拉千斤顶的实时数据并对所述实时数据进行整体计算分析;将所得的整体计算分析结果分别与获得的各张拉千斤顶的所述实时数据进行单体计算分析;分别将所得的单体计算分析结果进行PID调整;分别将完成PID调整后的所述单体计算结果与理论张拉力值进行叠加;根据完成PID调整后的所述单体计算结果与理论张拉力值的叠加结果分别对对应的所述张拉千斤顶进行控制。本发明提供一种桥梁预应力张拉变频控制方法,响应速度快,调节动作迅速,可以消除张拉控制力施加过程中的余差,并且张拉过程中张拉力变化曲线平稳连续,没有顿挫感,便于控制。
Bridge prestress tensioning frequency conversion control method
The invention discloses a bridge prestress tensioning frequency conversion control method. The bridge prestress tensioning frequency conversion control method comprises the following steps that real-time data of all tensioning jacks are obtained, and overall calculation and analysis are conducted on the real-time data; monomer calculation analysis is conducted on the obtained overall calculation analysis result and the obtained real-time data of each tensioning jack; PID adjustment is carried out on the obtained monomer calculation and analysis results; the single body calculation result afterPID adjustment and a theoretical tension value are respectively superposed; and the corresponding tensioning jacks are controlled according to the superposition result of the monomer calculation result obtained after PID adjustment and the theoretical tensioning force value. The bridge prestress tension frequency conversion control method is high in response speed, rapid in adjustment action, capable of eliminating residual errors in the tension control force applying process, stable and continuous in tension force change curve in the tension process, free of pause feeling and convenient to control.
本发明公开了一种桥梁预应力张拉变频控制方法。所述桥梁预应力张拉变频控制方法包括以下步骤:获取各张拉千斤顶的实时数据并对所述实时数据进行整体计算分析;将所得的整体计算分析结果分别与获得的各张拉千斤顶的所述实时数据进行单体计算分析;分别将所得的单体计算分析结果进行PID调整;分别将完成PID调整后的所述单体计算结果与理论张拉力值进行叠加;根据完成PID调整后的所述单体计算结果与理论张拉力值的叠加结果分别对对应的所述张拉千斤顶进行控制。本发明提供一种桥梁预应力张拉变频控制方法,响应速度快,调节动作迅速,可以消除张拉控制力施加过程中的余差,并且张拉过程中张拉力变化曲线平稳连续,没有顿挫感,便于控制。
Bridge prestress tensioning frequency conversion control method
一种桥梁预应力张拉变频控制方法
LIAO HUIHONG (Autor:in) / BAI HONGGUO (Autor:in) / ZHUO YI (Autor:in) / DI HAO (Autor:in) / LONG ZUYOU (Autor:in) / LIU DEKUN (Autor:in)
15.01.2021
Patent
Elektronische Ressource
Chinesisch