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QSK38-G5型号康明斯柴油发动机技术参数表(英文) Compression Ratio: 15:1 Displacement: 2,301 in3 (37.7 L) Fuel System: Cummins MCRS Aspiration: Turbocharged and Aftercooled Emission Certification: U.S. EPA Tier 2, CARB Tier 2 (without Centinel) General Engine Data Type Four cycle; Vee; 12 Cylinder Aspiration Turbocharged and Aftercoole Bore x Stroke 6.25 x 6.25 in Displacement 2,301 in3 159 x 159 mm 37.7 L Compression Ratio 15:1 Approximate engine weight (wet) 9,039 lbm Moment of Inertia of Rotating Components with FW6074 Flywheel 93 in-lbf-sec**2 with FW6077 Flywheel 184 in-lbf-sec**2 Center of Gravity 4,100 kg 10.4 kg-m**2 20.8 kg-m**2
from rear face of block 31.54 in 801 mm above crankshaft centerline 6.8 in 173 mm Maximum Static Loading at Rear Main Bearing 2,000 lbm 907 kg
Engine Mounting Maximum Bending Moment at Rear Face of Block 4,500 lb-ft Exhaust System Maximum back pressure at Standby Power 2 in-Hg Air Induction System Maximum Intake Air Restriction 6,101 N-m 7 kPa with Dirty Filter Element 25 in H2O 6.2 kPa with Normal Duty Air Cleaner and Clean Filter Element 15 in H2O 3.7 kPa Cooling System
Coolant Capacity
Engine 112 quarts 106 L Aftercoolers 24 quarts 22.7 L Minimum pressure cap rating at sea level 11 psi 76 kPa Maximum static head of coolant above crankshaft centerline 60 ft 18.3 m Jacket Water Circuit Requirements
Maximum Coolant Friction Head External to Engine - 1,500/1,800 RPM 10 / 10 psi 68.9 / 68.9 kPa Maximum Coolant Temperature (Max Top Tank Temp) for standby/prime power 220 / 212 deg F 104 / 100 deg C Thermostat (Modulating) Range 180 - 202 deg F 82 - 94 deg C Aftercooler Circuit Requirements
Maximum Coolant Friction Head External to Engine - 1,500/1,800 RPM 10 / 10 psi 68.9 / 68.9 kPa Maximum coolant temperature into the aftercooler @ 25C (77F) ambient 120 deg F 49 deg C Maximum coolant temperature into aftercooler @ Limiting Ambient conditions for standby/prime power
170 / 160
deg F
77 / 71
deg C Thermostat (Modulating) Range 115 - 135 deg F 46 - 57 deg C Lubrication System Oil Pressure @ Minimum low idle 20 psi 138 kPa @ Governed speed 50 - 70 psi 344.7 - 482.6 kPa Maximum Oil Temperature 248 deg F 120 deg C Oil Capacity with OP Oil Pan: Low-High 37 - 44
gal 140.1 - 166.6 L Total System Capacity (with Combo Filter) 45 gal 170.3 L Fuel System Type Injection System
Cummins MCRS Maximum fuel supply restriction at fuel pump inlet
with clean fuel filter element(s) at maximum fuel flow 5 in-Hg 16.9 kPa with dirty fuel filter element(s) at maximum fuel flow 10 in-Hg 34 kPa Maximum fuel inlet temperature 160 deg F 71 deg C Maximum supply fuel flow 185 gal/hr 700 L/hr Maximum return fuel flow 99 gal/hr 375 L/hr
Electrical System System voltage Minimum Recommended Battery Capacity cold soak at 10 deg C (50 deg F) and above cold soak at 0 to 10 deg C (32 to 50 deg F) 24 V cold soak at -18 to 0 deg C (0 to 32 deg F) 1,800 CCA Maximum starting circuit resistance 0.002 Ohm Cold start capability Unaided Cold Start Minimum cranking speed 150 RPM Minimum ambient temperature for unaided cold start 45 deg F Performance Data deg C All data is based on: • Engine operating with fuel system, water pump, lubricating oil pump, air cleaner and exhaust silencer; not included are battery charging alternator, fan, and optional driven components. Engine operating with fuel corresponding to grade No. 2-D per ASTM D975. ISO 3046, Part 1, Standard Reference Conditions of:
Barometric Pressure : 100 kPa (29.53 in Hg) Air Temperature: 25 °C (77 °F) Altitude: 110 m (361 ft) Relative Humidity: 30%
Estimated Free Field Sound Pressure Level of a Typical Generator Set; Excludes Exhaust Noise; at Rated Load and 7.5 m (24.6 ft); 1,500/1,800 RPM 99.6 / 102.2 dBa Exhaust Noise at Rated 1 m Horizontally From Centerline of Exhaust Pipe Outlet Upwards at 45%; 1,500/1,800 RPM 96.9 / 95.6 dBa Governed Engine Speed Engine Idle Speed Gross Engine Power Output Brake Mean Effective Pressure Piston Speed Friction Horsepower RPM RPM hp (kW) psi (kPa) ft/min (m/s) hp (kW)
Engine Jacket Water Flow at Stated Friction Head external to Engine
2.5 psi-2.5 psi Friction Head Maximum Friction Head Engine Data Intake Air Flow Exhaust Gas Temp - Dry Stack Exhaust Gas Flow Air to Fuel ratio Heat Rejection to Ambient Heat Rejection to Jacket Coolant Heat Rejection to Exhaust Heat Rejection to Fuel*
Standby Power Prime Power 1,800 1,500 1,800 1,500 700 - 900 700 - 900 700 - 900 700 - 900 1,716 (1,280) 1,641 (1,224) 1,425 (1,063) 1,484 (1,107) 327 (2,255) 375 (2,586) 272 (1,875) 339 (2,337) 1,870 (9.5) 1,555 (7.9) 1,870 (9.5) 1,555 (7.9) 163 (122) 115 (86) 163 (122) 115 (86)
336 (1,272)
274 (1,037)
336 (1,272)
274 (1,037) 284 (1,075) 209 (791) 284 (1,075) 209 (791) 4,321 (2,039) 3,380 (1,595) 3,894 (1,838) 3,229 (1,524) 748 (398) 907 (486) 708 (376) 901 (483) 9,307 (4,392) 8,289 (3,912) 8,202 (3,871) 7,926 (3,741) 31.6:1 26:1 33.9:1 27:1 7,150 (126) 6,810 (120) 6,020 (106) 6,265 (110) 25,783 (453) 25,381 (446) 21,804 (383) 23,893 (420) 48,545 (854) 50,119 (881) 42,445 (746) 46,851 (824) 414 (7.3) 379 (6.7) 414 (7.3) 379 (6.7)
24,467 (430)
18,186 (320)
19,509 (343)
16,461 (289)
168 (636)
137 (519)
168 (636)
137 (519) 150 (568) 116 (439) 150 (568) 116 (439) ----------------------------------------------------------------------------------------------------------------------- 以上信息由康明斯电力(深圳)有限公司收集整理后重新发布,未经康明斯电力许可,请勿转发! 发现康明斯若在原创和转载过程中,文章内含有侵权行为或失实资讯,请与我们联系后删除处理! 康明斯新闻频道主要目的用于柴油发电机组产品的宣传,提高康明斯企业在全球互联网上的知名度。 关于康明斯品牌的经销商和分销代理单位和个人,可向我们的服务部门索取相关技术资料和宣传手册。 若需索取更多柴油发电机组厂家的产品资料,请查看官网联系方式:https://www.kmsdl-sz.com |
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