Wartsila New W-X Series engines4 Wrtsil Application DevelopmentWartsila China LtdNew W-X engines2 stroke marine diesel productportfolio4 Wrtsil 0501001502002503003504004505005506006507007508000 24 48 72 96 120 144 168 192 216US $ per tonne380 cSt HFO price20042005 20062007 20082009201020112012New W-X engines0 24 48 72 96 120 144 168 192 216YearFujairah Houston Rotterdam Singapore Average20042005 20062007 200820092010201120124 Wrtsil Extended low speed engine portfolioExtended 2 stroke marine diesel productportfolio4 Wrtsil Engine Type Designation 4 Wrtsil New W-X enginesThe traditional rating field ofRT-flex engines is defined by the corner points R1, R2, R3 and R4.The rating fields for RT-flex82, W-X72, W-X62 and W-X92 engines are characterized by offering the maximum power over a certain speed range: R1 to R1+.Rating field100110R1R1+100110R1506070809010070 80 90 100 110Engine power (%)Engine speed (%)R1R1+R3R4R2+ R2506070809010070 80 90 100 110Engine power (%)Engine speed (%)R1R2R3R44 Wrtsil New W-X enginesTurbocharger arrangementLateral arrangementfor W-X62 and W-X72 engines4 Wrtsil Picture shown for RT-flex35Aft end arrangementfor W-X62 enginesNew W-X enginesW-X62 and W-X72 are designed for: High reliability Five years operation between overhauls Economical fuel consumption over the whole operating range Low ancillary power requirements Low cylinder oil consumptionWrtsil well proven common rail systemMost of design concepts derived frompopular RT-flex82C&T enginesProven and validated: 57 engines in thefield with ~402,600 running hours (*)Design featuresCylinder lubrication Pulse Jet Injectors Target guide feed rate 0.6 g/kWhRunning gear Running gear: white metal on steel shells for main, bottom-end and crosshead bearingsEngine structure Single wall bedplate and double wall column(*) As of July 20114 Wrtsil New W-X engines Low fuel consumption - with integrated time controlled fuel valves 4 Wrtsil New W-X engines The Pulse Lubricating System will be applied on the new W-X engines Lube oil distribution into, above and below piston ring packet Cylinder liner with oil grooves Target guide feed rate = 0.6 g/kWhCylinder lubricating system4 Wrtsil 4 Wrtsil New W-X enginesW-X62 Main dataRT-flex58T-D W-X62R1 R1 R1+Power 2260 kW 2660 kWSpeed 105 rpm 97 rpm 103 rpmmep 20.2 bar 20.5 bar 19.3 barSpeed at R3 84 rpm 80 rpmPower at R2 / R4 1580 kW 2000 kW2000210022002300240025002600270028002900Power per cylinder (kW)R1168.0 g/kWhR1+167.0 g/kWhcm = 9.13 m/sW-X622'660 kWR12'260 kW169.0 g/kWh4 Wrtsil Power at R2 / R4 1580 kW 2000 kWStroke 2416 mm 2658 mmcm 8.46 m/s 8.59 m/s 9.13 m/sStroke / Bore 4.17 4.29be 169.0 g/kWh 168.0 g/kWh 167.0 g/kWhCylinders 5 - 8 4 - 815001600170018001900200075 80 85 90 95 100 105 110Power per cylinder (kW)Engine speed (rpm)RT-flex58T-DNew W-X engines, W-X62W-X62- Main dimensions 4 Wrtsil New W-X enginesW-X62 Rating field22002300240025002600270028002900Power per cylinder (kW)R1 / 97 rpm R1+ / 103 rpmW-X62R3 / 80 rpmSuitable speed range for container vesselsSuitable speed range for tankers and bulkers4 Wrtsil One engine for universal application1500160017001800190020002100220075 80 85 90 95 100 105 110Power per cylinder (kW)Engine speed (rpm)New W-X enginesW-X62 Suitable for Aframax tanker propulsion(base design with 6RT-flex58T-D engine, rated R1) Vessel service speed = 15.3 knots CMCR power = 13000 kW at 90 rpm CSR load = 90% Service power = 11700 kW Propeller speed at service power = 86.9 rpm4 Wrtsil Propeller speed at service power = 86.9 rpm Maximum propeller diameter = 7.5 mNew W-X enginesW-X62 Suitable for Aframax tanker propulsion130001400015000160001700018000Power [kW]Const speed V= 15.3 ktAlpha = 0.276RT-flex58T-DCMCR = 13560 kW at 105 rpm4 Wrtsil 7000800090001000011000120001300075,0 80,0 85,0 90,0 95,0 100,0 105,0 110,0Power [kW]Rpmconstant ship speed characteristicNew W-X enginesW-X62 Suitable for Aframax tanker propulsion130001400015000160001700018000Power [kW]Const speed V= 15.3 ktAlpha = 0.27W6X626RT-flex58T-DDesign pointCMCR = 13'000 kW at 90 rpmCMCR = 13560 kW at 105 rpm4 Wrtsil 7000800090001000011000120001300075,0 80,0 85,0 90,0 95,0 100,0 105,0 110,0Power [kW]Rpmconstant ship speed characteristicNew W-X enginesW-X62 Suitable for Aframax tanker propulsion130001400015000160001700018000Power [kW]Const speed V= 15.3 ktAlpha = 0.27W6X62W5X626RT-flex58T-DDesign pointCMCR = 13'000 kW at 90 rpmCMCR = 13560 kW at 105 rpm4 Wrtsil 7000800090001000011000120001300075,0 80,0 85,0 90,0 95,0 100,0 105,0 110,0Power [kW]Rpmconstant ship speed characteristicNew W-X engines6RT-flex58T-D W6X62 W5X62Vessel speed 15.3 knots 15.3 knots 15.3 knotsService load 90% 90% 90%CSR power 12204 kW 11700 kW 11970 kWCSR speed 101.4 rpm 86.9 rpm 93.7 rpmBSFC at CSR 166.3 g/kWh 161.6 g/kWh 165.3 g/kWhW-X62 Suitable for Aframax tanker propulsion4 Wrtsil BSFC at CSR 166.3 g/kWh 161.6 g/kWh 165.3 g/kWhDaily fuel consumption (MDO) 48.71 t 45.38 t 47.49 tDaily fuel consumption 100% 93.2% 97.5%Daily fuel consumption (HFO) * 51.35 t 47.84 t 50.07 tHFO difference per day - 3.51 t - 1.28 tAnnual HFO cost difference ** - 614000 US$ - 224000 US$Annual CO2 reduction 2674 t 992 t*LCV of HFO = 40500 kJ/kg** HFO price = 700 US$ per tone, 250 operating days per yearNew W-X enginesW-X62 Suitable for Aframax tanker propulsionW6X62 versus 6G60ME-C9.21400015000160001700018000Const speed V= 15.3 ktAlpha = 0.27W6X626G60ME-C9.2Design pointCMCR = 13'000 kW at 90 rpmconstant ship speed characteristic4 Wrtsil 7000800090001000011000120001300075.0 80.0 85.0 90.0 95.0 100.0 105.0 110.0Power [kW]RpmNew W-X enginesW-X62 Suitable for Aframax tanker propulsionW6X62 versus 6G60ME-C9.2166.0167.0168.0169.0170.0Specific fuel consumption (g/kWh)Nominal specific fuel consumptionSpecific fuel consumption4 Wrtsil 159.8161.2156.0157.0158.0159.0160.0161.0162.0163.0164.0165.035 40 45 50 55 60 65 70 75 80 85 90 95 100Specific fuel consumption (g/kWh)Engine load (%)W6X62, Delta 6G60ME-C9.2, High LoadNew W-X enginesW-X62 Suitable for Aframax tanker propulsionW6X62 versus 6G60ME-C9.2Daily fuel consumption6X62 6G60ME-C9.2Vessel service speed 15.3 knots 15.3 knotsCMCR power 13000 kW 13000 kWCSR load 90% 90%4 Wrtsil CSR load 90% 90%CSR power 11700 kW 11700 kWBSFC at CSR * 159.8 g/kWh 161.2 g/kWhDaily fuel consumption 44.87 tons 45.27 tDelta annual HFO cost ** +74000 US$* at 25C air temperature and 25C cooling water te mperature** 250 days, 700 $ per tone HFO priceNew W-X enginesW-X62- Suitable for 1800 TEU container vessel propulsion1800 TEU- Loa= 192.0 m- Lbp = 182.0 m- Beam = 28.2 m- Tdes = 10.0 m- Tscant = 11.2 m- v = 20.0 knots- MCR power= 15820 kW at 105 rpm4 Wrtsil - MCR power= 15820 kW at 105 rpm- Sea margin = 15%- Engine margine = 10%Propeller diameter = 7000 mm(70% of Tdes)Optimum propeller speed = ~ 96 rpmNew W-X enginesW-X62- Suitable for 1800 TEU container vessel propulsion4 Wrtsil New W-X enginesW-X62- Suitable for 1800 TEU container vessel propulsion7RT-flex58T-D 7X62Vessel speed 20.0 knots 20.0 knotsService load 90% 90%CSR power 14238 kW 13986 kWCSR speed 101.4 rpm 92.7 rpmBSFC at CSR 166.3 g/kWh 160.9 g/kWh4 Wrtsil BSFC at CSR 166.3 g/kWh 160.9 g/kWhDaily fuel consumption (MDO) 56.83 t 54.01 tDaily fuel consumption100% 95.0%Daily fuel consumption (HFO) * 59.92 t 56.94 tHFO difference per day - 2.98 tAnnual HFO cost difference ** - 482700 US$Annual CO2 reduction - 2490 t LCV of HFO = 40500 kJ/kg** HFO price = 600 US$ per tone, 270 days per year4 Wrtsil New W-X enginesW-X72 Main dataRT-flex68-D W-X72R1 R1 R1+Power 3130 kW 3610 kWSpeed 95 rpm 84 rpm 89 rpmmep 20.0 bar 20.5 bar 19.37 barSpeed at R3 76 rpm 69 rpmStroke 2720 mm 3086 mm 2600270028002900300031003200330034003500360037003800Power per cylinder (kW)R1168.0 g/kWhR1+167.0 g/kWhW-X72RT-flex68-Dcm = 9.16 m/s3'610 kWR13'130 kW170.0 g/kWh4 Wrtsil Stroke 2720 mm 3086 mmCm 8.61 m/s 8.64 m/s 9.16 m/sStroke / Bore 4.0 4.29be 170.0 g/kWh 168.0 g/kWh 167.0 g/kWhCylinders 5 - 8 4 - 820002100220023002400250065 70 75 80 85 90 95 100Engine speed (rpm)RT-flex68-DNew W-X engines, W-X72W-X72- Main dimensions 4 Wrtsil New W-X enginesW-X72 Rating field2900300031003200330034003500360037003800Power per cylinder (kW)R1 / 84 rpm R1+ / 89 rpmSuitable speed range for tankers and bulkersSuitable speed range for container vessels4 Wrtsil One engine for universal application200021002200230024002500260027002800290065 70 75 80 85 90 95 100Power per cylinder (kW)Engine speed (rpm)New W-X enginesBase design with 6RT-flex68-D, rated 18780 kW at 95 rpm Vessel service speed = 15.8 knots CMCR power = 17960 kW at 80 rpm CSR load = 90%W-X72- Suitable for Suezmax tankerpropulsion4 Wrtsil CSR load = 90% Service power = 16164 kW Propeller speed at service power = 77.2 rpm Maximum propeller diameter = 8.5 mNew W-X enginesW-X72- Suitable for Suezmax tankerpropulsion18000190002000021000220002300024000Power [kW]Const speed V= 15.8 ktAlpha = 0.266RT-flex68-DDesign pointCMCR = 18'780 kW at 95 rpm4 Wrtsil 100001100012000130001400015000160001700065,0 70,0 75,0 80,0 85,0 90,0 95,0 100,0Power [kW]Rpmconstant ship speed characteristicNew W-X enginesW-X72- Suitable for Suezmax tankerpropulsion18000190002000021000220002300024000Power [kW]Const speed V= 15.8 ktAlpha = 0.26W6X726RT-flex68-DDesign pointCMCR = 18'780 kW at 95 rpmCMCR = 17'960 kW at 80 rpm4 Wrtsil 100001100012000130001400015000160001700065,0 70,0 75,0 80,0 85,0 90,0 95,0 100,0Power [kW]Rpmconstant ship speed characteristicNew W-X enginesW-X72- Suitable for Suezmax tankerpropulsion18000190002000021000220002300024000Power [kW]Const speed V= 15.8 ktAlpha = 0.26W6X72W5X726RT-flex68-DDesign pointCMCR = 18'780 kW at 95 rpmCMCR = 17'960 kW at 80 rpm4 Wrtsil 100001100012000130001400015000160001700065,0 70,0 75,0 80,0 85,0 90,0 95,0 100,0Power [kW]Rpmconstant ship speed characteristicWrtsil WX72 / WX62New W-X enginesW-X72- Suitable for Suezmax tankerpropulsion6RT-flex68-D W6X72Vessel speed 15.8 knots 15.8 knotsService load 90% 90%CSR power 16902 kW 16164 kWCSR speed 91.7 rpm 77.2 rpmBSFC at CSR 167.3 g/kWh 161.4 g/kWh BSFC at CSR 167.3 g/kWh 161.4 g/kWhDaily fuel consumption (MDO) 67.86 t 62.61 tDaily fuel consumption 100% 92.3%Daily fuel consumption (HFO) * 71.55 t 66.01 tHFO difference per day - 5.54 tAnnual HFO cost difference ** - 970000 US$Annual CO2 reduction - 4285 t*LCV of HFO = 40500 kJ/kg** HFO price = 700 US$ per tone, 250 operating days per year4 Wrtsil New W-X enginesW-X72- Suitable for Suezmax tankerpropulsionW6X72 versus 6G70190002000021000220002300024000Const speed V= 15.8 ktAlpha = 0.26W6X726G70ME-C9.2Design pointCMCR = 17'960 kW at 95 rpmconstant shipspeed 10000110001200013000140001500016000170001800060.0 65.0 70.0 75.0 80.0 85.0 90.0 95.0Power [kW]Rpmconstant shipspeed characteristic4 Wrtsil Wrtsil WX72 / WX62New W-X enginesW-X72- Suitable for Suezmax tankerpropulsionW6X72 versus 6G70166.0167.0168.0169.0170.0Specific fuel consumption (g/kWh)Nominal specific fuel consumptionSpecific fuel consumption159.6160.6156.0157.0158.0159.0160.0161.0162.0163.0164.0165.0166.035 40 45 50 55 60 65 70 75 80 85 90 95 100Specific fuel consumption (g/kWh)Engine load (%)W6X72, Delta 6G70ME-C9.2, High Load4 Wrtsil New W-X enginesDaily fuel consumption6X72 6G70ME-C9.2Vessel service speed 15.8 knots 15.8 knotsCMCR power 17960 kW 17960 kWCSR load 90% 90%W-X72- Suitable for Suezmax tankerpropulsionW6X72 versus 6G704 Wrtsil CSR load 90% 90%CSR power 16164 kW 16164 kWBSFC at CSR * 159.6 g/kWh 160.6 g/kWhDaily fuel consumption 61.91 tons 62.30 tDelta annual HFO cost ** +72000 US$* at 25C air temperature and 25C cooling water te mperature** 250 days, 700 $ per tone HFO priceNew W-X enginesW-X72- Suitable for 2500 TEU container vessel propulsion2500 TEU- Loa= 210.0 m- Lbp = 198.0 m- Beam = 29.8 m- Tdes = 11.0 m- Tscant = 12.0 m- v = 21.5 knots4 Wrtsil - v = 21.5 knots- MCR power= 22000 kW- Sea margin = 15%- Engine margine = 10%Propeller diameter = 7700 mm(70 % of Tdes)Optimum propeller speed = 85 rpmNew W-X enginesW-X72- Suitable for 2500 TEU container vessel propulsion4 Wrtsil New W-X enginesW-X72- Suitable for 2500 TEU container vessel propulsion7RT-flex68-D 7X72Vessel speed 21.5 knots 21.5 knotsService load 90% 90%CSR power 19719 kW 19647 kWCSR speed 91.7 rpm 85.9 rpmBSFC at CSR 167.3 g/kWh 159.9 g/kWh4 Wrtsil BSFC at CSR 167.3 g/kWh 159.9 g/kWhDaily fuel consumption (MDO) 79.18 t 75.40 tDaily fuel consumption100% 95.2%Daily fuel consumption (HFO) * 83.48 t 79.50 tHFO difference per day - 3.98 tAnnual HFO cost difference ** - 645000 US$Annual CO2 reduction - 3330 t LCV of HFO = 40500 kJ/kg** HFO price = 600 US$ per tone, 270 days per yearNew W-X enginesW-X72- Suitable for Suezmax tankerpropulsion7X72 for 2500 TEU container vessel4 Wrtsil 8 container places are lost with the 7X72. No deadweight capacity is lostW-X92 engineW-X92 RT-flex96CR1 R1+ R1Power 5,850 kW 5,720 kWSpeed 76 rpm 80 rpm 102 rpmSpeed R3 70 rpm 92 rpmPower R3 5,390 kW 6,160 kWMainDataPower R3 5,390 kW 6,160 kWMEP 20.0 bar 19.0 bar 18.6 barCm 8.79 m/s 9.25 m/s 8.50 m/sStroke 3,468 mm 2,500 mmStroke / Bore 3.8 2.6BSFC 167.0 g/kWh 166.0 g/kWh 172.0 g/kWhCylinder number 6 - 12 6 - 144 Wrtsil W-X92 engineLayout field500052005400560058006000620064006600Engine power (kW per cylinder)W-X925'850 kW @ 76/80 rpmmep = 20.0 bar167.0 g/kWh 166.0 g/kWh172.0 g/kWh3600380040004200440046004800500068 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100 102 104Engine power (kW per cylinder)Engine speed (rpm)RT-flex96C5'720 kW @ 102 rpmmep = 18.6 barmep = 20.0 bar4 Wrtsil W-X92 engineW-X92 S90ME-C9.2R1 R1+ L1Power 5,850 kW 5,810 kWSpeed 76 rpm 80 rpm 84 rpmSpeed R3 70 rpm 76 rpmW-X92 engineMainDataSpeed R3 70 rpm 76 rpmPower R3 5,390 kW 5,250 kWMEP 20.0 bar 19.0 bar 20.0 barCm 8.79 m/s 9.25 m/s 9.10 m/sStroke 3,468 mm 3,250 mmStroke / Bore 3.8 3.61BSFC 167.0 g/kWh 166.0 g/kWh 167.0 g/kWhCylinder number 6 - 12 5 - 14BSFC STATED IS PRELIMINARY4 Wrtsil W-X92 engine4800500052005400560058006000620064006600Engine power (kW per cylinder)RT-flex96CW-X925'850 kW @ 76/80 rpmmep = 20.0 bar167.0 g/kWh 166.0 g/kWh172.0 g/kWhBSFC STATED IS PRELIMINARY360038004000420044004600480068 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100 102 104Engine power (kW per cylinder)Engine speed (rpm)RT-flex96C5'720 kW @ 102 rpmmep = 18.6 barS90ME.B9.25'810 kW @ 84 rpmmep = 20.0 bar4 Wrtsil Tier III solutions engine technology candidatesEvaporated water is partly re-condensingin the charge air coolerCompressorHeat from cooling waterWater injection 130-135 barSaturated air4070CInjected water mist is evaporated and hot air after compressor is cooled to saturation pointNon-evaporated waterIs captured in the water mist catcher and Evaporated water is partly re-condensingin the charge air coolerCompressorHeat from cooling waterWater injection 130-135 barSaturated air4070CInjected water mist is evaporated and hot air after compressor is cooled to saturation pointNon-evaporated waterIs captured in the water mist catcher and 2 Exhaust out Air in 12 9 11 7 M 4 8 6 10 5 2 Exhaust out Air in 12 9 11 7 M 4 8 6 10 5 Wetpac- HEGRExamples of technologies under R&Dis reducing re-condensation re-circulated is reducing re-condensation re-circulated 11 3 1 8 8 7 6 11 3 1 8 8 7 6 WaCoReGWetpac-DWICandidate technologies, eitherstand-alone or combined4 Wrtsil Tier III solutions SCR or Gas for 2-strokeCatalyst before the turbocharger for 2-strokeAvailable today from WrtsilDevelopment of integration of SCR on the engineLow pressure gas technology for 2-stroke under developmentWrtsil has set new benchmark for low speed engines running on gas New gas test engine (RTX5) successful test with gas on September 2011 complying with Tier III NOx emissionsVast experience from low pressure 4-stroke DF engines4 Wrtsil WRTSIL CARESABOUT A CLEAN SEA4 Wrtsil