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氧化锌避雷器基础知识讲座（四） 第四讲 氧化锌避雷器设计基础知识（Ⅱ）
Dianci bileiqi, 1986 一、氧化锌避雷器整体设计中的几个问题 1.稳定性问题这里指的是氧化锌电阻片在运行中特性的稳定性,可从下列三个方面予以评价: ①运行寿命氧化锌避雷器与传统型带串联间隙的避雷器不同,其电阻片长期承受着运行电压 ...
彭济南
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Dianci bileiqi, 1999 (上接《电瓷避雷器》１９９９年第１期第９页)２．２国内的复合外套氧化锌避雷器２．２．１电力系统用复合外套氧化锌避雷器１９９３年９月，国家“八五”科技攻关项目“１１０、２２０ｋＶ复合绝缘外套氧化锌避雷器”由清华大学、西安高压电瓷厂和西安电瓷研究所联合研...
周克琼, 李学思
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[A study on effect of a novel total nutritional composition for repairing full-thickness skin defects in rats]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiHan S +9 more
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[Antibacterial properties, biocompatibility, and clinical selection strategies of root canal filling materials for primary teeth]. [PDF]
Zhong Nan Da Xue Xue Bao Yi Xue BanWang H, Liu O, Li P, Ru X, Xu J, Chen X.
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某氧化锌矿酸法制粒浸出探索试验 Leaching Zinc Oxide Ore Probe Trail in Agglomeration of Acid Solution
, 2017 赵文迪 +3 more
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[Application and research progress of metal-organic framework materials in skin repair]. [PDF]
Sheng Wu Yi Xue Gong Cheng Xue Za ZhiMa S, Wu W, Liu H, Liu M, Xing F.
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[Bifunctional biomaterials: An innovative strategy for synergistic bone tumor therapy and bone regeneration]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiFeng W, Chang B, Wang C, Fan B.
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[Research progress on the pathogenesis and clinical treatment of cirrhotic cardiomyopathy]. [PDF]
Zhonghua Gan Zang Bing Za ZhiWang KY, Liu L.
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Dianci bileiqi随着金属氧化物避雷器在电力系统中广泛应用，由于老化、受潮、环境污秽等原因造成其损坏的故障时有发生。针对一起500 kV线路避雷器异常发热的缺陷，通过带电检测、停电检测和解体试验分析查明事故原因为避雷器下法兰位置未设置排水孔，导致防爆板长期暴露在酸性雨水环境中生锈，强度降低损坏，水汽侵入避雷器空腔内引起氧化锌电阻片受潮，侧面绝缘釉层性能下降后短路击穿。然后通过对受潮氧化锌电阻片进行干燥处理和敲除侧面绝缘釉处理，进一步验证了是氧化锌电阻片侧面绝缘釉短路导致泄漏电流增大。局部氧化锌电阻片侧面绝缘釉层短路击穿后，
贾焦仁, 严明
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