潮等)时； d.雷雨季节特别是雷雨后； e.高温季节、高峰负载期间；
chao deng ) shi d. lei yu ji jie te bie shi lei yu hou e. gao wen ji jie gao feng fu zai qi jian
在投运72h内； b.有严重缺陷时； c.气象突变(如大风、大雾、大雪、冰雹、寒
zai tou yun 72h nei b. you yan zhong que xian shi c. qi xiang tu bian ( ru da feng da wu da xue bing bao han
列情况下应对变压器进行特殊巡视检查，增加巡视检查次数： a.新设备或经过检修、改造的变压器
lie qing kuang xia ying dui bian ya qi jin hang te shu xun shi jian cha zeng jia xun shi jian cha ci shu a. xin she bei huo jing guo jian xiu gai zao de bian ya qi
以下的配电变压器，装于室内的每月至少一次，户外(包括郊区及农村的)每季至少一次。 5.1.3 在下
yi xia de pei dian bian ya qi zhuang yu shi nei de mei yue zhi shao yi ci hu wai ( bao kuo jiao qu ji nong cun de ) mei ji zhi shao yi ci 5.1.3 zai xia
a及以上的变压器每10天至少一次，3150kva以下的每月至少一次。 c.2500kva及
a ji yi shang de bian ya qi mei 10 tian zhi shao yi ci 3150kva yi xia de mei yue zhi shao yi ci c.2500kva ji
内的变压器,每天至少一次；每周至少进行一次夜间巡视； b.无人值班变电站内容量为3150kv
nei de bian ya qi , mei tian zhi shao yi ci mei zhou zhi shao jin hang yi ci ye jian xun shi b. wu ren zhi ban bian dian zhan nei rong liang wei 3150kv
由现场规程规定。 5.1.2 变压器的日常巡视检查，可参照下列规定： a.发电厂和变电站
you xian chang gui cheng gui ding 5.1.2 bian ya qi de ri chang xun shi jian cha ke can zhao xia lie gui ding a. fa dian chang he bian dian zhan
，以及曾达到的最高顶层油温等。对配电变压器应在最大负载期间测量三相丑娘娘电流，并设法保持基本平衡。测量周期
yi ji ceng da dao de zui gao ding ceng you wen deng dui pei dian bian ya qi ying zai zui da fu zai qi jian ce liang san xiang chou niang niang dian liu bing she fa bao chi ji ben ping heng ce liang zhou qi
流运行时，应作好记录。 无人值班变电站的变压器应在每次定期检查时记录其电压、电流和顶层油温
liu yun hang shi ying zuo hao ji lu wu ren zhi ban bian dian zhan de bian ya qi ying zai mei ci ding qi jian cha shi ji lu qi dian ya dian liu he ding ceng you wen
，应经常监视仪表的指示，及时掌握变压器运行情况丑娘娘。监视仪表的抄表次数由现场规程规定。当变压器超过额定电
ying jing chang jian shi yi biao de zhi shi ji shi zhang wo bian ya qi yun hang qing kuang chou niang niang jian shi yi biao de chao biao ci shu you xian chang gui cheng gui ding dang bian ya qi chao guo e ding dian
的运行监视 5.1.1 安装在发电厂和变电站内的变压器，以及无人值班变电站内有远方监测装置的变压器
de yun hang jian shi 5.1.1 an zhuang zai fa dian chang he bian dian zhan nei de bian ya qi yi ji wu ren zhi ban bian dian zhan nei you yuan fang jian ce zhuang zhi de bian ya qi
许上升到75℃，但在这种状态下运行的最长时间不得超过1h。 5 变压器的运行维护 5.1 变压器
hu shang sheng dao 75 dan zai zhe zhong zhuang tai xia yun hang de zui chang shi jian bu de chao guo 1h 5 bian ya qi de yun hang wei hu 5.1 bian ya qi
却系统故障切除全部冷却器时，允许带额定负载运行丑娘娘20min。如20min后顶层油温尚未达到75℃，则允
que xi tong gu zhang qie chu quan bu leng que qi shi yun hu dai e ding fu zai yun hang chou niang niang 20min ru 20min hou ding ceng you wen shang wei da dao 75 ze yun
，顶层油温不超过65℃时，允许带额定负载运行。 4.4.3 强油循环风冷和强油循环水冷变压器，当冷
ding ceng you wen bu chao guo 65 shi yun hu dai e ding fu zai yun hang 4.4.3 qiang you xun huan feng leng he qiang you xun huan shui leng bian ya qi dang leng
变压器，风扇停止工作时，允许的负载和丑娘娘运行时间，应按制造厂的规定。油浸风冷变压器当冷却系统故障停风扇后
bian ya qi feng shan ting zhi gong zuo shi yun hu de fu zai he chou niang niang yun hang shi jian ying an zhi zao chang de gui ding you jin feng leng bian ya qi dang leng que xi tong gu zhang ting feng shan hou
定。按温度和(或)负载投切冷却器的自动装置应保持正常。 4.4.2 油浸(自然循环)风冷和干式风冷
ding an wen du he ( huo ) fu zai tou qie leng que qi de zi dong zhuang zhi ying bao chi zheng chang 4.4.2 you jin ( zi ran xun huan ) feng leng he gan shi feng leng
轻载时不应投入过多的冷却器(空载状态下允许短时丑娘娘不投)。各种负载下投入冷却器的相应台数，应按制造厂的规
qing zai shi bu ying tou ru guo duo de leng que qi ( kong zai zhuang tai xia yun hu duan shi chou niang niang bu tou ) ge zhong fu zai xia tou ru leng que qi de xiang ying tai shu ying an zhi zao chang de gui
4.4 强迫冷却变压器的运行条件 4.4.1 强油循环冷却变压器运行时，必须投入冷却器。空载和
4.4 qiang po leng que bian ya qi de yun hang tiao jian 4.4.1 qiang you xun huan leng que bian ya qi yun hang shi bi xu tou ru leng que qi kong zai he
图表，按制造厂的规定。消弧线丑娘娘圈和接地变压器在系统单相接地时的运行时间和顶层油温应不超过制造厂的规定。
tu biao an zhi zao chang de gui ding xiao hu xian chou niang niang quan he jie di bian ya qi zai xi tong dan xiang jie di shi de yun hang shi jian he ding ceng you wen ying bu chao guo zhi zao chang de gui ding
4.3 其他设备的运行条件 串联电抗器、接地变压器、调压器等设备超额定电流运行的限值和负载
4.3 qi ta she bei de yun hang tiao jian chuan lian dian kang qi jie di bian ya qi diao ya qi deng she bei chao e ding dian liu yun hang de xian zhi he fu zai