JBT 51104-1999 中小功率柴油 产品质量分等

J91JB/T51104－1999中小功率柴油机产品质量分等（内部使用）1999-12-30发布2000-06-01实施国家机械工业局发布I前言1范围····················································································································································································································12引用标准·········································································································································································································13质量指标·········································································································································································································14试验方法·······································································································································································································245检验规则·······································································································································································································30附录A（标准的附录）中速柴油机机油消耗测定法··············································································································34JB/T51104－1999目次II前言本标准是对JB/T51104.1~51104.3—94《中小功率柴油机产品质量分等》的修订。本标准是JB/T8895—1999《中小功率柴油机通用技术条件》的配套标准。本标准的附录A是标准的附录。本标准由全国内燃机标准化技术委员会提出并归口。本标准起草单位：上海内燃机研究所、上海柴油机股份有限公司、常州常发动力机械有限公司。本标准主要起草人：潘用利、瞿俊鸣、魏善镇、李江蓉、周持钧。本标准于1988年以JB/NQ51.1~51.2—88首次发布，于1994年9月标准编号调整为JB/Z51104.1~51104.3—94。JB/T51104－199911范围本标准规定了中小功率柴油机产品质量的分等指标、试验方法和检验规则。本标准适用于中小功率柴油机产品的质量等级检测和评定。2引用标准下列标准所包含的条文，通过在本标准中引用而构成为本标准的条文。本标准出版时，所示版本均为有效。所有标准都会被修订，使用本标准的各方应探讨使用下列标准昀新版本的可能性。GB/T1105—1987内燃机台架性能试验方法GB/T1859—1989内燃机噪声声功率级的测定准工程法GB/T2828—1987逐批检查计数抽样程序及抽样表（适用于连续批的检查）GB/T3821—1983中小功率内燃机清洁度测定方法GB/T8190.4—1999往复式内燃机排放测量第4部分：不同用途发动机的试验循环GB9486—1988柴油机稳态排气烟度及测定方法GB/T10397—1989中小功率柴油机振动评级GB14097—1999中小功率柴油机噪声限值GB/T15371—1994曲轴轴系扭转振动的测量与评定方法JB8890—1999往复式内燃机安全要求JB8891—1999中小功率柴油机排气污染物排放限值JB/T8895—1999中小功率柴油机通用技术条件JB/T9773.1—1999柴油机台架试验考核方法JB/T9774—1999中小功率内燃机清洁度限值JB/T51127—1999中小功率柴油机产品可靠性考核CB*/T3256—1985船用柴油机振动评级CB*/T3325—1987船用柴油机轴系扭转振动分级3质量指标3.1柴油机产品应按经规定程序批准的产品图样及技术文件制造。3.2标准环境状况标准环境状况应按GB/T1105规定，当试验环境状况与标准环境状况不符时，功率和燃油消耗率按GB/T1105的规定进行修正。3.3柴油机产品质量分等指标要求国家机械工业局1999-12-30批准中华人民共和国机械行业标准中小功率柴油机产品质量分等（内部使用）JB/T51104－1999代替JB/T51104.1~51104.3—942000-06-01实施JB/T51104－199923.3.1标定功率由制造厂标定的、柴油机在一定环境条件下所能发出的功率值。功率偏差为±5%。3.3.2燃油消耗及机油消耗3.3.2.1标定功率为1h、12h和持续功率的柴油机，其标定工况燃油消耗率及机油消耗率应不大于表1规定；标定功率为15min功率及农用运输车用的柴油机，其标定工况燃油消耗率、外特性昀低燃油消耗率及机油消耗率应不大于表2规定。3.3.2.2系列产品的两缸柴油机，其燃油消耗可按表1、表2规定值增加4.08g/（kW·h）；单缸柴油机增加6.8g/（kW·h）。3.3.2.3柴油机部分负荷工况及部分转速工况的燃油消耗率应符合表3规定。3.3.3起动性能柴油机在表4规定的环境温度及起动时间内，应能顺利起动。试验时需重复进行3次，每次间隔2min。合格品：3次中应有2次成功。一等品、优等品：3次均应成功。3.3.4扭矩特性按速度特性工作的柴油机，扭矩储备率应符合表5规定；昀大扭矩点的转速与标定转速之比应符合表6规定。3.3.5调速性能柴油机标定工况下的调速性能应符合表7规定。3.3.6昀低空载稳定转速农用运输车/汽车、拖拉机及工程机械用柴油机昀低空载稳定转速按产品技术文件规定，其转速波动值应不大于下列规定：合格品：应符合产品技术文件规定。一等品：±30r/min。优等品：±25r/min。3.3.7密封性在预热、磨合运行及性能试验（包括清洁度测定）期间按表8规定检查，不得出现油、气、水渗漏。中速柴油机允许按产品技术文件规定进行紧固后，无油、气、水渗漏。3.3.8噪声柴油机在铭牌所示功率时的噪声值应符合GB14097或有关行业标准的规定。3.3.9排放柴油机在铭牌所示功率时排放的气体和颗粒污染物应符合JB8891或有关行业标准的规定。3.3.10排气烟度柴油机在铭牌所示功率时的排气烟度应符合GB9486或有关行业标准的规定。JB/T51104－19993表1燃油消耗率g/（kW·h）机油消耗率g/（kW·h）合格品一等品、优等品合格品一等品优等品基本机型缸径×行程mm标定功率kW标定转速r/min燃烧室型式不带风扇带风扇不带风扇带风扇出厂状态磨合后出厂状态磨合后出厂状态磨合后适用机型1.472600涡流室—323.7—316.94.764.103.672.993.302.69160F60×6023000涡流室—326.4—319.64.764.103.672.993.302.69WL160FZL160F165F165FA65×601.842600涡流室—311.4—3064.764.103.672.993.302.69ZL165F65×652.43000涡流室—295.1—288.34.764.103.672.993.302.69WL165F65×652.53000涡流室—295.1—288.34.764.103.672.993.302.692.212400涡流室—289.7—284.24.764.103.672.993.302.69165F65×702.432600涡流室—289.7—284.24.764.103.672.993.302.6916565×602.212600涡流室307.4—301.9—4.764.103.672.993.302.69JC165R165WL16565×652.432600涡流室306—299.2—4.764.103.672.993.302.69CF168F68×552.213000直流室—280.2—273.44.764.103.672.993.302.69JC16868×602.572600涡流室304.6—299.2—4.764.103.672.993.302.69KM170F70×552.83600直喷室—288.3—281.54.764.103.672.993.302.692.942600涡流室—289.7—280.24.764.103.672.993.302.69170F70×703.683000涡流室—293.8—248.24.764.103.672.993.302.69JB/T51104－19994表1（续）燃油消耗率g/（kW·h）机油消耗率g/（kW·h）合格品一等品、优等品合格品一等品优等品基本机型缸径×行程mm标定功率kW标定转速r/min燃烧室型式不带风扇带风扇不带风扇带风扇出厂状态磨合后出厂状态磨合后出厂状态磨合后适用机型170F70×803.682600预燃室—287—277.44.764.103.672.993.302.69R17070×703.312600涡流室284.2277.4—4.764.103.672.993.302.6917070×752.942200预燃室287.0276.1—4.764.103.672.993.302.69175F–175×703.312500涡流室—287.0—280.24.764.103.672.993.302.69175F–1B175F–1D75×703.682600涡流室—287.0—277.44.764.103.672.993.302.69175F75×804.412600涡流预燃室—287.0—277.44.764.103.672.993.302.69R175R175N75×754.412600预燃室280.2289.7273.4282.94.764.103.672.993.302.69R175A75×804.412600预燃室280.2—270.6—4.764.103.672.993.302.69R175B75×804.72600涡流室277.4—267.9—4.764.103.672.993.302.69175–Ⅱ75×904.412000涡流室280.2—270.6—4.764.103.672.993.302.69275WA75×809.192600预燃室287.0295.1280.2288.34.764.103.672.993.302.69TS375AY75×86152650直喷室262.5270.6255.7263.84.764.103.672.993.302.69CF178F78×623.683000直喷室—276.1—269.34.764.103.672.993.302.69K