【正文】 .................................................................................... 2 下臂 ................................................................................................................ 3 上臂 ................................................................................................................ 3 弓頭 ................................................................................................................ 3 升弓裝置及控制機(jī)構(gòu) .................................................................................... 3 緩沖器 ............................................................................................................ 4 自動降弓裝置 ................................................................................................ 4 受電弓管路 .................................................................................................... 5 主要參數(shù) ................................................................................................................... 6 受電弓試驗與調(diào)整 ................................................................................................... 8 受電弓調(diào)整試驗應(yīng)在受電弓安裝后進(jìn)行 .................................................... 8 靜態(tài)壓力特性調(diào)整 ........................................................................................ 9 升降弓時間調(diào)整 .......................................................................................... 10 自動降弓裝置 ADD 的調(diào)試 .................................................................................. 10 維護(hù) ......................................................................................................................... 10 2 弓網(wǎng)故障快速自動降弓裝置 ............................................................................................ 12 弓網(wǎng)故障快速自動降弓裝置的功能及特點 ......................................................... 12 “自動降弓裝置”的主要功能 .................................................................. 12 “自動降弓裝置”的特點 .......................................................................... 12 工作原理 ................................................................................................................. 12 關(guān)閉“自動降弓裝置” .............................................................................. 12 開啟“自動降弓裝置” .............................................................................. 13 自動降弓過程 .............................................................................................. 13 試驗方法 ................................................................................................................. 13 關(guān)閉“自動降弓裝置” .............................................................................. 13 III 開啟“自動降弓裝置” .............................................................................. 13 模擬“自動降弓”試驗 .............................................................................. 13 主要技術(shù)參數(shù) ......................................................................................................... 14 日常維護(hù) ................................................................................................................. 14 常見故障及處理 ..................................................................................................... 14 3 受電弓技術(shù) ........................................................................................................................ 15 高速列車受電弓的發(fā)展 ......................................................................................... 15 受電弓主要技術(shù)特性 .................................................................................. 15 弓 — 網(wǎng)關(guān)系進(jìn)一步優(yōu)化 ................................................................................ 15 受電弓是電力機(jī)車從接觸網(wǎng)受取電能的電氣設(shè)備 ............................................. 16 構(gòu)造 .............................................................................................................. 16 動作原理 ......................................................................................................