UE Engine & Technology

UEC50LSJA

UEC50LSJA
Ammonia-fueled, Electronically controlled

Main data

Cylinder bore [mm] 500
Piston stroke [mm] 2 300
BMEP at P1 [bar] 21.9
Piston speed at P1 [m/s] 8.3
Stroke / bore 4.60

Rated power [kW]

Speed 108 min-1 81 min-1
Cyl. P1 P2 P3 P4
5 8 900 5 775 6 675 4 350
6 10 680 6 930 8 010 5 220
7 12 460 8 085 9 345 6 090
8 14 240 9 240 10 680 6 960

Principle dimension [mm]

Cyl. L LCC B C D F1 F2 G
5 5 547 870 3 350 1 190 8 448 10 050 9140 1 700
6 6 417 870 3 350 1 190 8 448 10 050 9140 1 700
7 7 287 870 3 350 1 190 8 448 10 050 9140 1 700
8 8 157 870 3 350 1 190 8 448 10 050 9140 1 700

L: Minimum length of engine LCC: Distance between cylinder centers B: Bedplate width at foot flange C: Crankshaft to underside of foot flange D: Engine height from crankshaft center G: Distance from bedplate bottom to crankshaft center F1: Piston overhaul height with standard tool F2: Piston overhaul height with special tool

Weight [ton]

Cyl.   HPSCR
5 231 *
6 269 *
7 308 *
8 346 *
  * To be determined

SFOC variation

UEC50LSJA, complied with IMO Tier II SPOC (g/kWh), SAC (g/kWh), Heat rate (kJ/kWh) and SFOC (g/kWh)

 
Mode Load  Metrics P1 P2 P3 P4
 
Ammonia mode
 
 
 
 
  100%
 
 
SPOC 8.3 12.3 8.3 12.2
        SAC 360.6  337.5 360.5 337.7
     Heat rate 7 060   6 803  7 060  6 802
75%  SPOC  9.6   14.2       9.6       14.2
 SAC  341.4  318.0     341.4      318.0
 Heat rate   6 760   6 521      6 760      6 521


FO Mode

 
  100% SFOC  172.7  166.7  172.7  166.7
  75% SFOC    163.4  157.8 163.4  157.8
 

UEC50LSJA-HPSCR, complied with IMO Tier III SPOC (g/kWh), SAC (g/kWh), Heat rate (kJ/kWh) and SFOC (g/kWh)

 
Mode Load  Metrics P1 P2 P3 P4
 
  Ammonia TierⅡmode
 
 
 
 
  100%
 
 
SPOC 8.3 12.3 8.3  12.2
       SAC 360.5  337.5 360.5  337.7
      Heat rate 7 060  6 803  7 060 6 802
75%  SPOC 9.6   14.2       9.6     14.2
 SAC 341.4  318.0    341.4    318.0
 Heat rate  6 760  6 521     6 760    6 521



Ammonia Tier Ⅲ mode






 

100%


 
SPOC      8.3     12.3      8.3     12.2
SAC    361.2    338.2    361.2    338.4
Heat rate    7 073
 
   6 816
 
   7 073    6 815
75%



 
SPOC      9.6     14.3      9.6     14.2 
SAC    341.9    318.2     341.9     318.5 
Heat rate    6 769    6 529     6 769     6 530 


FO Tier Ⅱ Mode

 
 
100% SFOC    172.7    166.7    172.7    166.7
75% SFOC    163.4    157.8    163.4    157.8


       FO Tier Ⅲ Mode

 
  100% SFOC  173.0   167.0  173.0 167.0
  75% SFOC   163.6   158.0 163.6 158.0
 

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