三峡水轮发电机组轴系稳定性分析

用传递矩阵方法计算了三峡水轮发电机组轴系临界转速和动力响应.考虑了质量不平衡、电磁不平衡、水力不平衡等影响轴系稳定性的多种因素.计算结果表明,三峡水轮发电机组轴系临界转速和动力响应满足长期稳定运行要求.

三峡工程水轮发电机组灭磁方案研究

三峡水轮发电机组灭磁元件目前采用进口的SiC电阻阀片,没有成熟的试验方法,没有国家标准,价格高,备品比较困难。在大型水电机组采用交流灭磁技术已得到实践验证,为解决三峡机组灭磁问题提供了有力的理论和实践依据,推荐三峡机组采用交流电压灭磁,配合后备灭磁保护。

三峡右岸水轮发电机组质量控制

本文介绍了三峡右岸水轮发电机组质量保证体系建立过程,通过完善质量保证措施,实施全过程的质量控制,保证了三峡右岸机组质量特性完全满足合同要求。

The design and practice of giant hydro turbine generating units of Three Gorges Project

The main technical problems that should be considered in the design of hydro-turbine generating units of Three Gorges Project (TGP) are analyzed;the key technical researches performed are summarized,and the parameters of hydro-turbine generating units are optimized through the study on key technical problems.The unit operation indicates that the performance of the hydro-turbine generating units is excellent,and the units can operate in a safe,stable and highly efficient mode for a long term.Therefore,it is verified effectively that the general technical design of units is scientific and rational.