CAT_C18发动机培训(1)(共101张).pptx

CAT C18 ACERTTM EngineC18 ACERTTM Engine C18 Single TurboC18 Twin TurboC18 ACERT Well Svc_060524_1210.pptC18 ACERT Well Svc_060524_1210.ppt总则机器信息与 C-16, 3406, 和 3408的比较技术信息性能特征机器系统附件 必须的；可选的；优点概要排放尺寸性能好易安装可靠、耐用C18 ACERTTM EngineC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM 机器信息型号:C18 ACERTTM 575 to 700 hpEPA Tier 3, CARB3, EC Stage IIIA, non-roadATAAC (空空中冷)干式排气歧管Ratings: 575, 600, 630, 700, 765, 800 bhp 满负荷速度 1800 - 2100 rpm物理数据缸径 = 145 mm (5.71 in)冲程 = 183 mm (7.2 in)排量 = 18.1 L (1105 in3)OverviewC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM 机器信息(A) 进气(B) Exhaust (C) 飞轮端直列式 四冲程进气阀间隙. . 0.38 0.08 mm (0.015 0.003 inch) 排气阀间隙. . 0.76 0.08 mm (0.030 0.003 inch) 发火顺序 . 1, 5, 3, 6, 2, 4 旋向 . 逆时针Note: 机器的前端是相对于飞轮端的一端. 左右端是从飞轮端看. 1缸在前端C18 ACERT Well Svc_060524_1210.pptC18 ACERTTM 排放机器发展的最初原因2006 EPA & CARB TIER 3 & EC Stage IIIA Non-Road Emissions Certified No exhaust after-treatment required for these CertificationsEPA Tier 3 & EC Stage IIIA 非道路排放排放标准的缩图；OverviewC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM Emissions Compliance0.01.02.03.04.05.06.07.08.09.010.011.012.0NOx - g/hp-hrU.S. EPA 非道路排放标准的历史 正时延迟中冷燃烧优化高的喷油压力有限的电控Tier1Tier2无排放标准Particulates - g/hp-hrTier3电控/中冷Levels & TechnologiesACERTTM 技术0.80.70.60.50.40.30.20.10.0OverviewC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM Emissions Compliance减少 NOx （氮氧化物）无标准 到 EPA Tier 1-10 to 6.9 g/bhp-hr - 31% 减少EPA Tier 1 到 Tier 2 6.9 to 4.9 g/bhp-hr - 29% Reduction from Tier 1EPA Tier 2 到 Tier 3 4.9 to 3.0 g/bhp-hr - 39% Reduction from Tier 2减少微粒Unregulated 到 EPA Tier 1 0.8 to 0.4 g/bhp-hr - 50% ReductionEPA Tier 1 到 Tier 2 0.4 to 0.15 g/bhp-hr - 62% Reduction from Tier 1EPA Tier 2 =Tier 3 No Reduction from Tier 2OverviewC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM Ratings 标准单增压RatingSpeed (rpm)Power (bhp)Max BMEP (psi)Fuel Rate (gal/hr)A210057526425.8B210060027626.9C210063028928.0双增压RatingSpeed (rpm)Power (bhp)Max BMEP (psi)Fuel Rate (gal/hr)C210070032231.0D2100765E2100800OverviewFuel rate is taken as the maximum at 100% loadC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM Ratings 公制Single TurboRatingSpeed (rpm)Power (bkW)Max BMEP (kPa)Fuel Rate (L/hr)A2100429182197.6B21004471900102.0C21004701995106.0Twin TurboRatingSpeed (rpm)Power (bkW)Max BMEP (kPa)Fuel Rate (L/hr)C21005222217117.5D2100570E2100597OverviewFuel rate is taken as the maximum at 100% loadC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM 产品列表比较OverviewC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM vs. C-16 Tier 2/ Stage II (公制)OverviewModelC18 ACERTTMC-16Rated Power; C Rating522 kW448 kWMax RPM21002100排量18.1 L15.8 L缸径145 mm140 mm冲程183 mm171 mmSize (L x W x H)1388 x 921 x 1243 mm1497 x 910 x 1275 mm重量1332 kg1343 kg功率密度 (C Tier Comparison)2.55 kg / kW3.00 kg / kWC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM vs. 3408C (公制)OverviewModelC18 ACERTTM3408CRated Power; C Rating522 kW377 kWMax RPM21002100排量18.1 L18 L缸径145 mm137 mm冲程183 mm152 mmSize (L x W x H)1388 x 921 x 1243 mm1677 x 1452 x 1629 mm重量1332 kg1656 kg功率密度 (C Tier Comparison)2.55 kg / kW4.39 kg / kWC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM 设计方案ACERTTM 技术外表类似 C15 ACERTTM18 Liters一个机器平台有较宽的功率 范围；增加排量15.8 to 18.1 L改良的设计MEUI 燃油系统ADEM A4 电控承受更高的缸内压力较高的压缩比 16.5:1改善冷起动OverviewC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM Engine 信息OverviewEngineering model: E709系列号前缀: WJH性能 DM 号: 7698, 8169, 7699, 7700性能参数号: LEHH4597-01服务手册: SENR9840零件手册: 书本: SEBP3351CD: SERP3351尺寸图纸: 258-8747规格书: SENR9842System Operation Testing and Adjusting: SENR9843解体和安装: RENR8630Troubleshooting: RENR5042电路图: RENR8046操作保养手册: SEBU7899电路安装和指导手册: LEBH4623C18 ACERT Well Svc_060524_1210.pptC18 ACERTTM Engine 性能和优点机器系统进气系统控制系统冷却系统排气系统燃油系统滑油系统安装系统外取力概要附件必须的；可选的；Core Engine Air Inlet Control Cooling Exhaust Fuel Lube Power Take-Offs General AttachmentsC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM 进气系统双增压 在 700 hp 以上C, D, E Ratings 单增压在 700 hp以下A, B Ratings空空中冷Core Engine Air Inlet Control Cooling Exhaust Fuel Lube Power Take-Offs General AttachmentsC18 ACERT Well Svc_060524_1210.ppt整体的废气门在每个增压器上；增强在宽范围上的增压力；C18 ACERTTM 双增压机器的特征Core Engine Air Inlet Control Cooling Exhaust Fuel Lube Power Take-Offs General AttachmentsC18 ACERT Well Svc_060524_1210.ppt响应快；在较快范围上有显著性能；在较宽的范围上增强了扭矩和功率；C18 ACERTTM Twin Turbocharger BenefitsCore Engine Air Inlet Control Cooling Exhaust Fuel Lube Power Take-Offs General AttachmentsC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM 单增压机器的性能Single Turbo 用于 700 hp以下单一废气门在增压器上耐用、简单、紧凑的废气门在较宽范围提高增压力提高机器的响应较快的负载变化显著的低端性能留有较大的功率为不稳定负荷大的最大扭矩容量Core Engine Air Inlet Control Cooling Exhaust Fuel Lube Power Take-Offs General AttachmentsC18 ACERT Well Svc_060524_1210.ppt空空中冷 (ATAAC) system温度变化 T = 5CATAAC 中冷器减少了进气温度 提高了周围环境温度高时的性能 降低了排放的NO化物中冷器芯 单一热交换器维护简单C18 ACERTTM 进气冷却特性Core Engine Air Inlet Control Cooling Exhaust Fuel Lube Power Take-Offs General AttachmentsC18 ACERT Well Svc_060524_1210.pptC18 ACERTTM Engine 控制系统ADEMTM A4 电子调速动力输出速度控制可编程的功率冷起动方案自动海拔高度调整燃油温度补偿可编程的高低怠速电子诊断和错误输出机器监视系统 J1939 通讯协议Core Engine Air Inlet Control Cooling Exhaust Fuel Lube Power Take-Offs General AttachmentsC18。