GB 50545-2010 Translated English of Chinese Standard. GB50545-2010: Code for Design of 110kV~750kV Overhead Transmission Line [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]In order to implement national capital construction policy and technical economy policy during the design of AC 110kV~750kV overhead transmission line, achieve safety and reliability, advanced application, economy and rationality, resource conservation and friendly environment, this code is formulated. |
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Contents
| 1 | |
Insulators and Fittings | 10 |
Conductor Arrangement | 16 |
Tower Structure | 26 |
14 | 32 |
16 | 39 |
Appendix E Calculating Density and Cone Angle of Soil for Uplift Foundation | 45 |
Common terms and phrases
adjustment coefficient annual daily volume average annual daily calculated according Class I highway coefficient of wind compression stress conductor and earthwire conductor is broken conductor or earthwire convert all kinds creepage distance design value determined according electric electric resistivity erected following formula following requirements galvanized steel strand Grade ice coating insulator string intersection angle iron tower kinds of automobiles large crossing lightning surge limit state design link suspension insulator longitudinal unbalance tension meet the following meet the requirements multiple conductor Nominal voltage kV notch number of insulator operating experience optical fiber Overhead Line partial coefficient permanent load piece number prestressed concrete railway reference wind speed ropeway seismic shielding angle single conductor small passenger car soil span specified in Table standard value steel-cored aluminium strand strain insulators Strain tower suspension-type tower switching surge tension of conductor terminal towers typical meteorological uneven ice thickness values specified variable load voltage(kV weak-current lines