CAJ | 학술논문

对1号机组在调试过程中出现的轴承烧瓦、轴振较大、低压转子轴承金属温度偏高等问题进行分析,认为轴承自定位性能较差,汽封与转子碰磨,5号、6号轴承设计标高偏高是故障的主要原因,提出更换新瓦,控制冲转参数,降低5号、6号轴承标高等处理措施,说明处理效果,并提出相应建议。
대1호궤조재조시과정중출현적축승소와、축진교대、저압전자축승금속온도편고등문제진행분석,인위축승자정위성능교차,기봉여전자팽마,5호、6호축승설계표고편고시고장적주요원인,제출경환신와,공제충전삼수,강저5호、6호축승표고등처리조시,설명처리효과,병제출상응건의。
After analysis on shaft bearing buring,large shaft vibration,high temperature of low-pressure rotor bearing metal of No.1 unit during commissioning,this paper indicates that the main causes are worse shaft self-localization per-formance,the rub of the seal and the rotor,high design level of No.5 and No.6 shafts,proposes the settlements,such as replacement of the new bearing,turning parameter control, lowering bearing level,explains the settlements effects,and proposes the corresponding suggestions.