Typical ConfigurationTypical Configuration 压缩机剖面动态图压缩机剖面动态图 连杆通过大 头瓦与曲轴 刮油盘根活塞杆 进气阀 盘根注油 头瓦与曲轴 相连 刮油盘根活塞杆 盘根 进气阀 盘根注油 曲轴箱 连杆通过小 活塞杆 排气阀曲轴箱 头瓦与十字 头相连 活塞杆 排气阀 DISCHARGE VALVE OPENS DISCHARGE VALVE CLOSES DISCHARGE VOLUME COMPRESSIONRE-EXPANSION SSURE SUCTION INTAKE PRES SUCTION VALVE CLOSES SUCTION VALVE OPENS SUCTION INTAKE VOLUME STROKE OR VOLUMESTROKE OR VOLUME MAXIMUM CYLINDER VOLUME MINIMUM CYLINDER VOLUME HEADCRANK OUTBOARD DEAD CENTER INBOARD DEAD CENTER HEAD END CRANK END DEAD CENTERDEAD CENTER Typical Single Acting P-V Diagram LOSS DUE TO DISCHARGE VALVE USEFUL WORK LOSS DUE TO SUCTION VALVE Typical Double Acting PV Diagram Valve Losses Pressure Volume Valve Losses Volume 原原 理理原原 理理 PV/T=定量PV/T=定量 等熵绝热过程 在一定的温度下，体积增大， 等熵绝热过程 在一定的温度下，体积增大， 压力减小压力减小；反之亦然反之亦然。压力减小压力减小；反之亦然反之亦然。 P2 SURE P2线代表排出压力 PRESS P1. P1线代表吸入压力 VOLUME P1. P2 SURE P2线代表排出压力 PRESS P1 P1线代表吸入压力 VOLUME P2 SSURE P2线代表排出压力 PRES P1 P1线代表吸入压力 VOLUME 排气阀开启 P2 SSURE P2线代表排出压力 PRES P1 P1线代表吸入压力 VOLUME P2P2 SURE P2线代表排出压力 PRESS P1 P1线代表吸入压力 VOLUME P2P2 SURE P2线代表排出压力 PRESS P1 P1线代表吸入压力 VOLUME P2P2 SURE P2线代表排出压力 PRESS P1 P1线代表吸入压力 VOLUME 进气阀开启 P2P2 SURE P2线代表排出压力 PRESS P1 P1线代表吸入压力 VOLUME P2 SSURE P2线代表排出压力 PRES P1 P1线代表吸入压力 VOLUME P2 2 P2 SURE 13 P2线代表排出压力 PRESS P1 4 P1线代表吸入压力 VOLUME 1. 1. 压缩过程压缩过程压缩过程压缩过程1. 1. 压缩过程压缩过程压缩过程压缩过程 2. 2. 排气过程排气过程排气过程排气过程 3. 3. 膨胀过程膨胀过程膨胀过程膨胀过程 4. 4. 进气过程进气过程进气过程进气过程 P2 P2线代表排出压力 P2 P1 P1线代表吸入压力 行行程程 考虑气阀损失考虑气阀损失 行行程程 考虑气阀损失考虑气阀损失 润滑系统润滑系统 主油泵主油泵 主油泵驱动齿轮 Gear Backlash .003 - .008”.003 .008 曲轴 曲轴与曲轴箱 曲轴与曲轴箱 主轴瓦润滑 连杆 十字头十字头 十字头销拆除 十字头销拆除 十字头拆除 连杆拆除 注油系统注油系统 无油流开关无油流开关 分配器分配器 爆破片爆破片 过滤器过滤器过滤器过滤器 注油泵注油泵3/8 典型注油泵工作过程 无油流开关 DNFT-PRG 分配器 SMX Metering Element Chart Element Part Number Delivery In3 (Single) Delivery In3 (Twin) Metering Element SizeNumber(Single)(Twin)Element Size 641516.010.005SMX-08 641790.015.0075SMX-12 641517.020.010SMX-16 641518.030.015SMX-25 641519040020SMX-35641519.040.020SMX 35 641520.050.025SMX-40 641521.060.030SMX-50 641523.080.040SMX-65 641522.070.035SMX-60 单流阀 气缸、盘根注油单流阀 双钢珠密封, 不锈钢 最大工作压力 8,000 PSI Flow Direction 爆破片 Inlet Section Inlet Section SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 1stStage Cylinder O- SectionSection No 3No 3 Ring NoNo. . 3 3 End Section End Section Inlet Section Inlet Section 1stStage Cylinder SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section 1stStage Cylinder SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section 1stStage Cylinder SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section 1stStage Cylinder SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section 1stStage Cylinder SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSection 2nd Stage Packing SectionSection No. 1No. 1 gg Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSection 2nd Stage Packing SectionSection No. 1No. 1 gg Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSection 2nd Stage Packing SectionSection No. 1No. 1 gg Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSection 2nd Stage Packing SectionSection No. 1No. 1 gg Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSection 2nd Stage Packing SectionSection No. 1No. 1 gg Section No. 2 Section No. 2 SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 2nd Stage Cylinder SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 2nd Stage Cylinder SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 2nd Stage Cylinder SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 2nd Stage Cylinder SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End Section Inlet Section Inlet Section SectionSectionSectionSection No. 1No. 1 Section No. 2 Section No. 2 2nd Stage Cylinder SectionSection No 3No 3 O- NoNo. . 3 3 Ring End Section End