ANALYSIS OF COMMON FAULTS OCCURRED IN VACCUM EXTRACTION SYSTEM OF 350MW UNIT MADE BY MITSUBISHI COMPANY[J]. Thermal power generation, 2003, (8): 40-42.
ANALYSIS OF COMMON FAULTS OCCURRED IN VACCUM EXTRACTION SYSTEM OF 350MW UNIT MADE BY MITSUBISHI COMPANY[J]. Thermal power generation, 2003, (8): 40-42. DOI: 10.19666/j.rlfd.2003.08.013.
三菱350MW机组抽真空系统常见故障分析
摘要
通过对三菱公司 35 0MW机组抽真空系统的主要设备结构及工作原理进行分析
针对抽真空系统在运行过程中经常出现的凝汽器真空下降、真空泵振动及喷射器结冰堵塞等问题
找出了主要故障原因
并提出相应的预防和改进措施
Abstract
Through analysising main equipment structure and working principle of the vaccum extraction system for 350MW unit made by Mitsubishi Company
the main causes of some faults occurred frequently in operation process of said system
such as vacuum down in the condenser
vibration of the vaccum pump
as well as icing and clogging of the ejector etc.
have been found out
and corresponding preventive and improving measures being suggested.