【正文】 ..............17 ZFST系列數(shù)字閥PCC智能調(diào)速器（大 型）電氣工作原理 ........................17 PCC的配置 ..........................................................17 導(dǎo)葉接力器反饋回路 .................................................20 槳葉接力器反饋回路 .................................................20 測(cè)頻電路 ..........................................................20 槳葉電磁閥驅(qū)動(dòng)回路 .................................................20 導(dǎo)葉電磁閥驅(qū)動(dòng)回路 .................................................21 電源 ...............................................................21 人機(jī)界面 ...........................................................21第六章 數(shù)字閥PCC智能調(diào)速器的操作方法 .........................................22 ..........................................................22 操作顯示畫(huà)面 ......................................................22 參數(shù)設(shè)置畫(huà)面 ......................................................22 功能選擇畫(huà)面 ......................................................23 故障診斷畫(huà)面 ......................................................23 試驗(yàn)畫(huà)面 ..........................................................23 幫助畫(huà)面 ..........................................................23III 開(kāi)機(jī)的操作方法 ........................................................23 開(kāi)機(jī)前的準(zhǔn)備 .......................................................23 ............................................................24 ..........................................................24 ............................................................24 并網(wǎng) ..................................................................24 跟蹤網(wǎng)頻 ...........................................................24 停止跟蹤網(wǎng)頻 ......................................................24 并網(wǎng)運(yùn)行 ..........................................................25 正常停機(jī) ..............................................................25 ............................................................25 ..........................................................25 ............................................................25 緊急停機(jī)與復(fù)歸 ........................................................25 手、自動(dòng)轉(zhuǎn)換 ..........................................................25 ........................................................25 手動(dòng)切至自動(dòng) .......................................................25第七章 數(shù)字閥PCC智能調(diào)速器的靜態(tài)調(diào)整 .........................................26 ..............................................26 ....................................................26（僅雙調(diào)有此項(xiàng)） ....................................27 ..............................................................27第八章 YWBT系列步進(jìn)式PMC微控制器調(diào)速器 .......................................28 ................................................................28 步進(jìn)式PMC調(diào)速器的構(gòu)成及工作過(guò)程 ........................................28 ..........................................................29 ......................................................29IV ..........................................................31 開(kāi)關(guān)量輸入通道 .....................................................32 ............................................................32 步進(jìn)電機(jī)控制回路 ...................................................32 接力器反饋回路 .....................................................33 ............................................................33 ................................................................34 .................................................34 調(diào)速系統(tǒng)工作過(guò)程 .......................................................34 操作方法 ...............................................................34 開(kāi)機(jī) ...............................................................34 并網(wǎng) ...............................................................34 正常停機(jī) ...........................................................35 緊急停機(jī) ...........................................................35 復(fù)歸 ...............................................................35 手自動(dòng)切換 .........................................................35 調(diào)試步驟 ..............................................................35 全開(kāi)、全關(guān)位置調(diào)整 .................................................35 轉(zhuǎn)速表調(diào)整 .........................................................35第九章 YWFT系列數(shù)字閥PMC微控制器調(diào)速器 .......................................36 主要特點(diǎn) ...............................................................36 數(shù)字閥PMC調(diào)速器的構(gòu)成及工作過(guò)程 ........................................36 調(diào)節(jié)器工作原理 .........................................................37 電氣原理圖 .........................................................37 脈寬調(diào)制（PWM）輸出 ...............................................37 人機(jī)界面的操作方法 .....................................................39V 參數(shù)的具體含義 .....................................................39 參數(shù)的修改方法 .....................................................39第十章 步進(jìn)電機(jī)式調(diào)速器機(jī)械液壓系統(tǒng)構(gòu)成及工作原理 ............................42 ...................................................4小型步進(jìn)電機(jī)式電液轉(zhuǎn)換器 .......................................42 ...........................................44 ...............................................................45 中小型主配壓閥 ....................................................45 .......................................................46第十一章 數(shù)字閥調(diào)速器機(jī)械液壓系統(tǒng)構(gòu)成及工作原理 .............................47 二通插裝閥 ............................................................47 二通插裝閥的基本結(jié)構(gòu)與原理 ........................................47 主閥單元 .........................................................48（圖117） .....................................................52 .............................................................53 ...........................................................53 ...................................................5中型數(shù)字閥調(diào)速器機(jī)械液壓工作原理 ...............................55 .................................................57 .................................................59 .............................................................61 .............................................................61第十二章 油壓裝置工作原理 ...................................................62 ...................................................................62 .............................................................62 .................................................