GB/T 12777—2019的实施对GIS/GIL波纹管补偿器的影响  

Effect of GB/T 12777—2019 Implementation on GIS/GIL Bellows Compensator

作　　者：李秋[1] 杨知我[2] 张宇航 邢卓[2] 韩新博[1] 曹玉奎 王军 LI Qiu;YANG Zhi-wo;ZHANG Yu-hang;XING Zhuo;HAN Xin-bo;CAO Yu-kui;WANG Jun(Shenyang HuiBo Heat Energy Equipment CO.,LTD.,Shenyang 110168,China;Shenyang Academy Of Instrumentation Science CO.,LTD.,Shenyang 110043,China)

机构地区：[1]沈阳汇博热能设备有限公司,辽宁沈阳110168 [2]沈阳仪表科学研究院有限公司,辽宁沈阳110043

出　　处：《管道技术与设备》2020年第6期41-43,共3页Pipeline Technique and Equipment

摘　　要：GB/T 12777—2019《金属波纹管膨胀节通用技术条件》新增、修改了内容条款,整体上变动较大。文中结合GB/T 30092—2013《高压组合电器用金属波纹管补偿器》,以及近年来GIS/GIL行业波纹管补偿器的实际应用,介绍了比例连杆复式自由型膨胀节原理及行业应用,列举波纹管刚度性能指标,说明了累积疲劳寿命利用系数,对比了焊接接头及无损检测方法。对波纹管平面失稳及柱失稳概念的适用性进行了研究,给出了建议。GB/T 12777—2019 general specification for metal bellows expansion joints increases and modifies items,the overall change is great.This article combined GB/T 30092—2013 metal bellows compensator used in high⁃voltage combined electrical appliances,and the practical application of bellows compensator in GIS/GIL industry in recent years,discussed the principle and industrial application of the pantograph linkages universal untied expansion joint,listed bellows spring rate performance indicators,explained the cumulative fatigue life utilization factor,and compared welded joints and nondestructive testing methods.The applicability of the concept of inplane instability of bellows and column instability is discussed,and suggestions are given.

关 键 词：标准 波纹管 补偿器 无损检测 疲劳寿命 焊接 

分 类 号：TH701[机械工程—仪器科学与技术]