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康明斯柴油机参数

QSK38-G5重庆康明斯柴油发动机技术参数表(英文版)

作者:康明斯发电机厂家 发布日期:2020-10-18 来源:www.0755fdjz.com 点击:

 康明斯发电机组参数表

型号:QSK38-G5

名称:重庆康明斯柴油发动机

Engine Performance Data
Cummins Inc
Columbus, Indiana 47202-3005 
Power Generation
QSK38-G5
FR 6699
 
 
 
Configuration
D233042GX03
CPL Code
3267
Revision
29-May-2009
Compression Ratio: 15:1Displacement: 2,301 in3 (37.7 L)
Fuel System: Cummins MCRSAspiration: Turbocharged and Aftercooled
Emission Certification: U.S. EPA Tier 2, CARB Tier 2 (without Centinel)
Engine Ratings:
Engine SpeedStandby PowerPrime PowerContinuous Power
           RPMbhpkWmbhpkWmbhpkWm
         1,500 1,641 1,224 1,484 1,107 1,250 932
         1,800 1,715 1,279 1,425 1,063 1,195 891
 
 
 
 
 
Output Power
Fuel Consumption
%
bhp
kWm
lb/ bhp-h
kg/ kWm-h
gal/hr
l/hr
Standby Power
100
1,715
1,279
0.345
0.210
83.3
315
Prime Power
100
1,425
1,063
0.345
0.210
69.3
262
75
1,069
797
0.355
0.216
53.4
202
50
713
532
0.402
0.245
40.3
153
25
356
265
0.473
0.288
23.7
90
Continuous Power
100
1,195
891
0.351
0.214
59
223
Output Power
Fuel Consumption
%
bhp
kWm
lb/ bhp-h
kg/ kWm-h
gal/hr
l/hr
Standby Power
100
1,641
1,224
0.343
0.209
79.4
301
Prime Power
100
1,484
1,107
0.347
0.211
72.5
274
75
1,113
830
0.348
0.212
54.5
206
50
742
553
0.391
0.238
40.8
154
25
371
277
0.407
0.248
21.3
81
Continuous Power
100
1,250
932
0.345
0.210
60.8
230
 
 Operation at Elevated Temperature and Altitude:

For standby operation above these conditions, derate by an additional 7 % per 984 ft (300 m), and 21 % per 18 delta deg F (10 delta deg C)

For prime operation above these conditions, derate by an additional 8 % per 984 ft (300 m), and 25 % per 18 delta deg F (10 delta deg C)

For continuous operation above these conditions, derate by an additional 9 % per 984 ft (300 m), and 30 % per 18 delta deg F (10 delta deg C)

Operation at Elevated Temperature and Altitude:

For standby operation above these conditions, derate by an additional 3 % per 984 ft (300 m), and 8 % per 18 delta deg F (10 delta deg C)

For prime operation above these conditions, derate by an additional 8 % per 984 ft (300 m), and 13 % per 18 delta deg F (10 delta deg C)

For continuous above these conditions, derate by an additional 15

% per 984 ft (300 m), and 49 % per 18 delta deg F (10 delta deg C)


 
 
 
 
 
 
 
 
 
 
 
 
 

QSK38-G5康明斯柴油发动机.png

General Engine Data
Type Four cycle; Vee; 12 Cylinder
Aspiration Turbocharged and Aftercooled


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
7.2 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*
 
2P2L
Heat Rejection to Aftercooler Coolant  gpm (L/min) gpm (L/min)
 ft3/min (L/s) deg F (deg C) ft3/min (L/s)
 
BTU/min (kW) BTU/min (kW) BTU/min (kW) BTU/min (kW)
 
 
BTU/min (kW)


Aftercooler Water Flow at Stated Friction Head external to Engine


- 2.5 psi-2.5 psi Friction Head
- Maximum Friction Head
gpm (L/min) gpm (L/min)


 
*This is the maxiumum heat rejection, not specified to the load listed.
 
 
 
 
 
 

 

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