电力工程电缆设计规范.docx
《电力工程电缆设计规范.docx》由会员分享,可在线阅读,更多相关《电力工程电缆设计规范.docx(75页珍藏版)》请在第一文库网上搜索。
1、、乙、刖 S I1 总则 12 术语 23 电缆型式与截面选择53.1 电缆导体材质53.2 电缆绝缘水平53.3 电缆绝缘类型63.4 电缆护层类型73.5 电力电缆芯数93.6 电力电缆导体截面113.7 控制电缆及其金属屏蔽154 电缆附件及附属设备的选择与配置 184.1 一般规定184.2 自容式充油电缆的供油系统 245 电缆敷设265.1 一般规定265.2 敷设方式选择295.3 地下直埋敷设315.4 保护管敷设335.5 电缆沟敷设345.6 电缆隧道敷设365.7 电缆夹层敷设385.8 电缆竖井敷设385.9 其他公用设施中敷设 395.10 水下敷设406 电缆的支持
2、与固定 426.1 一般规定426.2 电缆支架和桥架447 电缆防火与阻止延燃46附录A常用电力电缆导体的最高允许温度 51附录B IOkV及以下电力电缆经济电流截面选用方法 52附录C IokV及以下常用电力电缆允许100%持续载流量 55附录D敷设条件不同时电缆允许持续载流量的校正系数62附录E按短路热稳定条件计算电缆导体允许最小截面的方法64附录F交流系统单芯电缆金属层正常感应电势算式 67附录G 35kV及以下电缆敷设度量时的附加长度 68附录H电缆穿管敷设时容许最大管长的计算方法69本规范用词说明71引用标准目录72附:条文说明74Contents1 General provisi
3、ons 12 Terms23 Selection of cable type and cross -section5.3.1 Material of cable conductor53.2 Cable insulation level5.3.3 Type of cable insulation63.4 Type of external sheath of cable73.5 Number of power cable cores93.6 Cross-section of power cable conductor113.7 Control cable and metal shielding15
4、4 Selection and configuration for cableaccessories and accessorial devices 184.1 General requirements184.2 Oil supply system of self-contained oil-filled cable245 Cable laying265.1 General requirements265.2 Selection of laying mode295.3 Underground directly burying315.4 Cable laying in protection co
5、nduits335.5 Cable laying in cable trench345.6 Cable laying in cable thunel365.7 Cable laying in cable corridor385.8 Cable laying in cable shaft385.9 Cable laying in other utilities395.10 Underwater cable laying406 Cable supports and fixings426.1 General requirements426.2 Cable supports and trays447
6、Fire prevention and retardation of cables46Appendix A Maximum allowable temperature of common power cable conductor .51Appendix B Selection methods for economic current cross-section of power cablerated IOkV and below52Appendix C Allowable 100% continuous ampacity of common power cable ratedIOkV and
7、 below55Appendix D Correction factors of allowable continuous ampacity of cables under different laying conditions62Appendix E Methods for calculation of allowable minimum cross-section of cable conductor based on the short-ciruit thermal stability conditions64Appendix F Calculation formula of norma
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 电力工程 电缆 设计规范
