【正文】 ......................................................... 16 制定壓力控制方案 .................................................................... 17 制定液壓系統(tǒng)圖 ...................................................................................... 17 油源 ............................................................................................. 18 壓力調(diào)節(jié)與控制 ........................................................................ 18 液壓系統(tǒng)的工作程序 ................................................................ 18 液壓系統(tǒng)的動作過程 ................................................................ 18 工作原理圖 .............................................................................................. 20 第 4 章 液壓元件選擇 ............................................................................................. 21 確定液壓泵排量 .................................................................................... 21 確定液壓泵的最大工作壓力 pp ............................................... 21 III 液壓泵的 流量 計算 ..................................................................... 21 選擇液壓泵的規(guī)格 ..................................................................... 21 選擇電機 ................................................................................................ 21 液壓閥選擇 .............................................................................................. 22 閥的規(guī)格 ..................................................................................... 22 閥的型式 ..................................................................................... 22 蓄能器 選擇 .............................................................................................. 22 管路尺寸的確定 ...................................................................................... 23 管道內(nèi)徑計算 ............................................................................. 23 管道壁厚 δ 的計算 ..................................................................... 23 油箱容積的確定 ...................................................................................... 23 第 5 章 液壓系統(tǒng)性能 .............................................................. 錯誤 !未定義書簽。 管理系統(tǒng)壓力損失的驗算 ...................................... 錯誤 !未定義書簽。 液壓系統(tǒng)壓力損失驗算 ............................................................ 26 沿程壓力損失 ............................................................................ 26 局部損失 ..................................................................................... 27 總壓力損失 ................................................................................. 26 液壓系統(tǒng)的發(fā)熱計算 .............................................................................. 29 系統(tǒng)散熱量計算 ........................................................................ 29 系統(tǒng)發(fā)熱量計算 ........................................................................ 30 系統(tǒng)熱平衡溫度驗算 ................................................................ 30 油箱尺寸設計 .......................................................................................... 30 第 6 章 液壓裝置設計 ............................................................................................... 32 集成塊設計 .............................................................................................. 32 液壓裝置總體布局 .................................................................................. 32 液壓閥的配置形式 .................................................................................. 32 第 7 章 液壓安裝及調(diào)試 ........................................................................................... 34 液壓系統(tǒng)安裝 .......................................................................................... 34 調(diào)試前準備工作 ...................................................................................... 34 調(diào)試運行 .................................................................................................. 34 液壓系統(tǒng)的用液及污染的控制 ............................................................. 34 調(diào)試運行中應注意的問題 ..................................................................... 35 IV 結論 .............................................................................................................................. 36 致謝 .............................................................................................................................. 37 參考文獻 ..................................................................................................................... 38 V CONTENTS Abstract..........................................................................................................................I Chapter 1 Introduction ............................................................................................ 1 The purpose and significance of the study .................................... 1 Development of a home and abroad ................................................ 1 Working Principle ........................................................................... 1 Structure Introduction .................................................................... 2 Chapter 2 Turbine inlet valve hydraulic syste m design ...................................... 3 Structure scheme selection ..................................................................... 3 Analysis of hydraulic cylinders working conditions ............................... 3 Calculation of the hydraulic cylinder geometry ...................................... 3 To determine the hydraulic cylinder bore ..................................... 3 To determine the effective area of the hydraulic cylinder ............ 3 Determine the diameter of the piston ro