发电机励磁系统软件升级及试验浅析发电机励磁系统软件升级及试验浅析 摘要:1、2 号机在经过 A 级检修后, 通过软件升级,满足励磁调节器转子过励限制与发变组过励磁保护的配合关系,通过静态试验检查励磁系统及二次回路功能的正确性、验证升级后的软件各项参数是否正常、各个限制及保护是否满足要求;通过励磁系统空载及带载调整试验,优化调节参数,使励磁调节装置各项指标符合技术法律规范要求,确保励磁系统能满足机组各种运行工况的要求。确保发电机安全、可靠、快速地并入系统。 关键词:A 级检修,软件升级,静态试验,励磁系统空载及带载调整试验 Software upgrade and test analysis of generator excitation system Abstract:1, No. 2 machine after major overhaul, through a software upgrade, meet the excitation regulator rotor excitation limit matched with generator transformer over excitation protection, whether the parameters through software verify the correctness, static test of excitation system and upgrade the two loop function after all is normal, restriction and protection to meet the requirements; the excitation system load and the load adjustment test, the optimization parameters, the excitation control device the indicators meet the requirements of technical specifications, to ensure that the excitation system can satisfy various operating conditions required. Ensure safe, reliable and rapid integration of generators. Key words:Class a maintenance, software upgrade, static test, excitation system no-load and load adjustment test 1 1 引言 在我公司 1、2 号机励磁调节器 A 级检修以及软件升级后,需要通过试验确认励磁系统控制、调节、保护、限制、监视等功能正常,性能指标是否符合标准要求,确保励磁系统运行良好。 2 设备配置 我公司发电机励磁系统均采纳瑞士 ABB UNITROL 5000 自并励静止可控硅整流励磁系统,励磁系统主要由励磁电源变压器、三相全控桥式整流装置、灭磁及转子过电压保护装置、起励装置、微机励磁调节器等组成,励磁变电源直接取自发电机出口,启励电源取自汽机 MCC 电源。...