PDF(1896 KB)
New Method for Synchronized Exhibition and Double Pulley Hanging of Ultra-high Voltage and Multiple Fission Wire
Electric Power Construction ›› 2011, Vol. 32 ›› Issue (10) : 97-100.
PDF(1896 KB)
PDF(1896 KB)
New Method for Synchronized Exhibition and Double Pulley Hanging of Ultra-high Voltage and Multiple Fission Wire
The wires with large cross section and 6 fissions are applied in ±800 kV Yunnan-Guangdong ultra-high voltage DC transmission line project. It is shown that the synchronized exhibition of one-pulling-four combined with one-pulling-two is economic and reasonable. However, each phase must hang two pulleys for exhibiting the wires. Therefore, a new method for double pulley hanging wires is proposed where the six joint board of the wire is used as the pulley hanging point.
ultra-high voltage transmission line / synchronized exhibition / double pulley / hanging method
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