.Sheet 1/5
E . lfo ti
Emissions TestReportN ngme n rma on
o.
Engine
Manufacturer YANMAR DIESEL ENGINE CO''LLTD
Engine type 6N21L-SV
6N21 LV
Family or Group identification FamilY
FTN0630
Serial number
rpm
Rated speed 720
745 kW
Rated power
rpm
Intermediate speed -
-
Maximum torque at intermediate speed Nm
degCA bTDC
Static injection timing 8.5
Electronic injection control no
Variable injection timing no
Variable turbocharger geometry no
210 mm
Bore
Stroke 290 mm
Nominal compression ratio 15.8
..
Mean effective pressure, at rated power 2.06 MPa
Maximum cylinder pressure. at rated power
17.7 MPa
Cylinder number and configuration 6 In-line
Number:
Auxiliaries Lubricating 011 pt:Jmp xl. Cooling water pump x 2
Fuel feed pump x 1
S~ecified ambient conditions:
·c
Maximum seawater temperature 32
·c
Maximum charg~ air temperature 60
Cooling system spec. intermediate cooler yes
Cooling system spec. charge air stages 1
low/high temperature cooling system set points
43/48 °c
Maximum inlet depression 8.8 kPa
Maximum exhaust back ~re.sSLlre 3.43 kPa
Fuel oil specification
distillate or hea~ fuel
Fuel oil temperature ~150 (at fuel filter)
°c
lubrication oil specification class CD (SAE #30,#40)
Application/Intended for:
Customer
.
Final- apJ!lication/installation. Ship
Final application/installation, Engine
Auxiliary
-
..
Emissions test results:
Cycle.
D2
NOx
11.8 Ig/kWh
Test identification
Pre-Certification
Date/time
Oct13.1999 12:50-17:30
Test site/bench
YANMAR DIESEL ENGINE CO.,LTD AMAGASAKI PLANT C17,18
Test number
Q91040
Surveyor
I
Date and Place of report
Signature Emissions Test Report No Engine Family lnfonnation Sheet 215
.
Engine Family_ Infonnation (Common specifications)
Combustion cycle 4 stroke cycle
Cooling medium water
Cylinder configuration
n.8.
pressure charg~d
Method of aspiration
Fuel type to be used on board distillate or heavy fuel
Combustion chamber ORen chamber
VaJveport configtJration Cylinder head.
Valve port size and number Intake valve : 68mm X 2, Exhaust valve : 66mm X 2
Fuel system type'' .''
PumR-line-injector
Miscellaneous features:
Exhaust gas recirculation no
Water imection/emulsion no
Air iniection no
Charge cooling system yes
Exhaust after-treatment
no
Exhaust after-treatment WjJe n.8.
Dual fuel
no
Engine Family Infonnation(Selection of I!arent engine for test bed test)
Family Identification
6N21LV
Method of pressure charging
Exhaust g,as turbo charxed
Charge air cooling, system yes
Criteria of the Selection(specify) HigfJest NOx emission level at rated engine speed
Number of cylinder 6
6 6 6 6
Max. rated power per cylinder
(kW) 146.67 133.33 124.17
170 161.67
Rated speed (rpm)
1000 1000 1000 1000 1000
Injection timing (deg. bIDe) 10.5 10.5 10.5
11.5 11.5
Max. fuel parent engine
Selected parent engine
APplication
02 02 02 02
02
Number of cylinder
6 6 6 6 6
Max. rated ~ower per cylinder (kW) 170 133.33 124.17
161.67 146.67
Rated speed
(rpm) 900
900 900 900 900
lroeotion timing (deg. bTOC)
11.5 11.5 10.5 10.5 10.5
Max. fuel parent engine
Selected parent engine
!APplication
02 02 02 02
02
Number of cylinder 6
6 6 6 6
Max. rated power per cylinder (kW)
141.67 133.33 124.17 110 102.5
Rated speed (rpm)
750 750 750 750 750
Injection timing
(deg. bTOC) 8.5 8.5 8.0 8.0
- 8.5
Max. fuel parent engine
Selected parent engine
Application
02 02 02 02 02
Number of cylinder
6 6 6 6 6
Max. rated power per cylinder (kW)
141.67 133.33 124.17 110 102.5
Rated speed (rpm)
720 720 720 720 720
Injection timing
(deg. bTDC)
8.5 8.5 8.5 8.0 8.0
Max. fuel parent engine
HeaVY,fuel
Selected parent engine
Parent
Application
02 02 D2 02 02
-E . .
n onnat'' Ion Sheet 3/5
6N21lV Test Clllf e
miSSIons Test Report No.
Exhaust Pipe
300A
Diameter
-
m
len~
no:
Insulation
1000 mm downstream of the turbocharger
Probe location
Remark
Measurement eQui )ment
Calibration
Measurement
Manufacturer Model
Span Iras cone. Deviation
ranges
Analyser
2000ppm 1 828ppm -0.3%
NOx Analyser Best Sokki BCl-6llA
-0.4%
BOO-611 250ppm 225.2ppm
CO Analyser Best Sokki
002 Analyser Best Sokki BCC-611 9.08% 0%
10%
22.37% -0.5%
02 Analyser Best Sokki BOl-6l1A 25%
HO Analyser Best Sokki BHF-l10 500ppm 439.5DPm 0%
Speed Ono Sokki TM-225 0%
9999rom
0.4%
Torque Tokyo Plant P-5E 14023Nm
-
Power, if applicable - kW %
- -
-
Fuel flow /weight Murayama seisakusyo 2.0kg 0%
- 0.001%
/time Seiko S031-4000
Air flow - - %
-
- -
- %
Exhaust flow _ -
<.
Temperatures
+0. 6°C
Ooolant in Asahi Sangyo RS4-PT48A2S 150°C
DoC
Ooolant out Asahi Sangyo RS4-PT48A2S tSO°C
Lubricant in Asahi Sangyo -O.l°e
RS4-PT48A2S 150°C
. Asahi Sangyo -O.4°e
lubricant out RS4-PT48A2S t50°C
Exhaust gas 500°C -1.2°C
Inui seisakusyo TS4-K48CSU
Inlet air sooe -O.2°C
Sato Keirvoki SK-RHG
150°C +0.4"c
lntercooled air Asahi Sangyo RS4-PT48A2S
Fuel Asahi Sangyo t50°C +O.4°C
RS4-PT48A2S
Pressures
Exhaust gas
Kishida Kagaku Mercury 267kPa 0%
Inlet manifold Kishida Kagaku Mercury 0%
267kPa
Atmospheric
Sato Keiryoki NSII-BQ 104kPa
+0.1 "
Vapour pressure
-
Intake air JIS Z 8806 kPa 0%
Humidity
Intake air Sato Keiryoki SK-RHG 0%
100%
Fuel Characteristics
Fuel type
Fuel properties:
Fuel elemental analysis
Density ISO 3675 0.8556kg/l Carbon 86.88 %mass
Viscosity
ISO 3104 Hydro￡en 13.05 %mass
2.353mm/s
0.01 %mass
Nitro~en
0.00
OXYlren %mass
Sulphur 0.06 %mass
LHV/Hu 42.68 MJ/kg )
)
Emissions Test Report No. 6N21LV Ambient and Gaseous Emissions Data Sheet 4/5
Mode 1 2 ''3 4 5
Power/Toraue 100 75 50 25 10
Speed 100''
100 100 100 100
"
,
13:40
Time at bee:inninll of Mode _~ ~lti:35 15~QQ,- 14:25
"
Ambient Data
Atmospheric pressure 101.5
kPa 101.5 101.5 101.5 101.5
Intake air temperature 27.6 27.8
°c 27.6 27.6 27.4
Intake air humidity g/kli!: 15.7 15.5 15.5 15.5 15.5
I\tmospheric fagtor (fa) _ _ L.O~ 1.01 , 1.01 1.01
~t.Ql
~~---.-
Gaseous Emissions Data:
NOx concentration dry ppm 953 1027 1037 833 370
CO concentration dry ppm 98.60
46.40 55.90 51.50 67.80
CO2 concentration dry 6.38 6.33 6.16 5.32 3.84
02 . concentration dry 15.63
12.21 12.33 12.58 13.64
"
HC concentration wet ppm 96.60 128.BO 136.30
101.60 131.30
"
1.069
NOx humidity correction factor 1.070 1.069 1.069 1.067
Fuel specification factor (FFH) 1.825 1.825 1.826 1.833 1.844
0.942
Dry/wet correction factor 0.921 0.922 0.923 0.930
NOx mass flow g/h 7850.9 6394.7 4522.1 2333.0 793.4
120.4
CO mass flow e:/h 217.5 198.3 127.9 t08.4
CO2 mass flow kg/h 470.0 352.9 240.3 133.6 73.7
02 mass flow kg/h 506.0 276.1 192.7 168.7
386.7
HO mass flow 243.5 193.7 174.9 109.6 87.5
Il/h
NOx specific g/kWh 11.8
,--)
)
Sheet 5/5
Emission~ Test Report No. 6N21LV Engine Test Data
1 4 5
Mode 2 3
% 100 75 50 25 10
PowerlToroue
Speed . 100
% 100 100 100 100
Time at beginning of mode 16:00 15:35 15:00 14:25 13:40
Enrrine 0
--
Speed rom 720 720 720 720 720
Auxiliarv cower kW 745 559 373 186 75
Power kW 745 559 373 186 . 75
2.06 0.21
Mean effective oressure MPa 1.55 1.03 0.52
Fuel rack mm 27.0 24.0 20.5 17.0 15.0
Uncorrected soec. fuel consumotion Il/kWh 199.9 200.2 204.6 227.7
314.7
Fuel flow kl!/h 149.0 111.9 76.2 42.4 23.4
Air flow kl!/h 4982.2 3770.4 2638.4 1693.1 1288.4
.
Exhaust flow (llexhw)
kll/h 5171.1 3911.5 2733.6 1746.6 1317.3
DC I
Fuel temperature 40.8 42.9 44.7 45.5 45.4
DC
Exhaust temperature before turbine 500.3 467.2 430.3 ·349.5 258.8
Exhaust temperature after turbine °c 356.4 362.4 365.8 318.6 241.4
DC
265.2 211.1
Exhaust temperature after cvlinder 362.3 333.1 304.8
Exhaust back pressure kPa 3.52 2.02 0.82 0.34 0.19
Oylinder Coolant temperature out 84.0 83.6 83.4 77.3 68.0
°c
DC
OYlinder Coolant temperature in 79.1 79.4 80.2 75.2 6.6.3
0.16
Oylinder Coolant pressure MPa 0.16 0.16 0.16 0.16
DC
Temperature intercooled air 48.4 46.2 46.0 45.3 44.4
66.7 63.5 61.4 59.0
Lubricant temperature out °c 65.5
DC
54.2
Lubricant temoerature in 54.3 54.8 54.1 54.6
Lubricantoressure MPa 0.45 0.46 0.47 0.47 0.48
Inlet depression kPa 10.62 6.14 2.85 1.11 0.65
~()Ied_air reference temoerature 48.0 46.0 46.0 45.0 44.0
°c
Specifioation of the lubricating oil used for this test : NISSEKI NEW MDL UX30 )
)
Data Evaluation For Gaseous Emissions 6N21 LV
Gaseous Emissions Data from the averae:e ohart readine:s
1 5
Mode 2 3 4
Power/Torque 100 25 10
75 50
100 100 100
Speed 100 100
"
830 365
NOx conoentration drY " oom 950 1025 1035
98.8
CO concentration drY oom 46.9 56.3 51.9 68.1
.
CO2 oonoentration drY 6.40 6.35 6.18 5.35 3.88
02 12.13 12.25 12.50 13.56 15.56
ooncentration drY
"
HC concentration wet Dom 93.8 98.8 128.8 126.3 133.8
"
Gaseous Emissions Data from the calibration curve
Mode 1 2 3 4 5
''75
PowerlTorQue 100 50 25 10
Speed % 100 100 100 100 100
"
NOx conoentration drY 953 1027 1037 833 370
Dom
CO concentration drY oom 46.4 55.9 51.5 67.8 98.6
3.84
CO2 ooncentration drY 6.38 6.33 6.16 5.32
15.631
02 concentration dry % 12.21 12.33 .12.58 13.64
"
pom 96.6 101.6 131.3 128.8 136.3
HC concentration wet
Calibration Curve
NOx concentration
y = 0.9955x + 6.8203
CO concentration Y= 1.006x - 0.7536
C02 concentration Y=1.0065x - 0.0607
02 concentration y = O.9964x + 0.1249
He concentration
Y = 0.9908x + 3.7002 |
|
