1. Royal Mail Leeds – Leyland Truck (LF45) ISB4.5E5140 Euro 5 Ben Kilpatrick Graduate – Application Engineer 04/05/2011

2. 2 Application.  It is an on-highway vehicle.  In service since 04/03/2008.  Gross Vehicle Weight of 7.5T.  Manual gear box  4 cylinder

3. 3 Application.  Operates out of Stourton depot, Leeds, LS10 1RZ  At the beginning of data logging, vehicle had 12364km on the clock.  Picture is not actual vehicle.

4. 4  Date of test data is 18/03/2009 20:07:28  Total number of logs analysed, 17456  Season of year, Spring  Average altitude, 52m.  Data Conditions

5. 5 Summary Metrics. Vehicle Total Distance Travelled in Logged Data [km]151 Shortest 0 - 30 km/hr Time [secs]7 Shortest 0 - 50 km/hr Time [secs]12 Shortest 0 - 80 km/hr Time [secs]39 Average Speed in Logged Data [km/hr]29 Average Moving Speed in logged data [km/hr]33 Max Vehicle Speed in logged data [km/hr]92 Number of Engine Shutdowns Per 100 km17 Number of Stops Per 100 km54 Percent of Duty Cycle Time Not Moving11% Percent of Duty Cycle Time Shutdown19% Percent Time in Transient Operation31% Engine % Time Spent on Idle5% Maximum Engine Speed [rpm]2748 Maximum Power supplied by the Engine [kW]107 Duty Cycle Work [kW]18 All Data Vehicle Moving SCR Urea Tank Defrost time [mins]0 SCR Bed Temperature Warmup time [mins]7 SCR Bed Temperature Time below 200 deg C87%85% SCR Bed Temp Time between 200 - 250 deg C13%14% SCR Bed Temperature Time above 250 deg C1% Average SCR Bed Temperature [deg C]155164 % Time spent dosing Urea11%12% All Data Vehicle Moving Fluid Consumption Fuel Economy [miles/UK gallon]17.717.9 Fuel Economy [litres/100 km]16.015.8 Urea Economy [litres/100 km]0.2 Urea/Fuel Ratio1% Average Idle Fuel Rate [kg/hr]0.77

6. 6 Torque curve. Engine Peformance Curve Engine SpeedTorque (Ft-Lb)Power (HP) 28500 0 2525280.27318 135 2500289.861473 138 2400300.924888 138 2300312.725864 137 2200326.001962 137 2100340.753182 136 2000356.241963 136 1900373.205866 135 1800393.120013 135 1700401.970745 130 1600405.65855 124 1500405.65855 116 1400405.65855 108 1300405.65855 100 1200405.65855 93 1100405.65855 85 1000331.90245 63 900331.90245 57 800302.40001 46 700295.0244 39

7. 7 Engine Speed vs. Load Percent TIME distribution. Engine Speed [rpm] 060070080090010001100120013001400150016001700 Percent Load [%] 00.0%0.1%3.0%6.0%1.1%1.2%2.0%2.7%3.3%3.4%3.3%2.9%2.1% 100.0% 3.5%4.3%0.2%0.3% 0.8%0.5%0.6% 0.7% 200.0% 0.3%0.4%0.1%0.2% 0.4%0.6% 0.7%0.6%0.7% 300.0% 0.1%0.3%0.2% 0.3%0.4%0.7%1.1%0.8%0.6%1.7% 400.0% 0.1% 0.2%0.3% 0.5%0.6% 0.5%1.1% 500.0% 0.1% 0.2%0.3%0.4% 0.6%0.5%1.2% 600.0% 0.1% 0.3%0.5% 0.6%0.4%1.0% 700.0% 0.1%0.2%0.3% 0.4%0.5%0.4%1.1% 800.0% 0.1% 0.2% 0.4%0.6%0.4%0.7% 900.0% 0.1%0.2% 0.5%0.2%0.9% 1000.0% 0.1%0.0%0.1%0.5%0.6% 0.4%0.9% Sum =>0% 7%11%2%3%4%5%8%9% 8%12%

8. 8 Continued. 1800190020002100220023002400250026002700280029003000Sum 1.9%2.0%1.0%0.6%0.2% 0.1% 0.0% 37% 0.6%0.5%0.3%0.1%0.0% 14% 0.7% 0.3%0.2%0.0% 7% 0.8%0.6%0.3%0.1%0.0% 8% 0.4%0.8%0.4%0.1% 0.0% 6% 0.5%0.3% 0.1%0.0%0.1%0.0% 5% 0.4%0.3%0.2%0.1%0.2%0.1% 0.0% 5% 0.3% 0.2% 0.1% 0.0% 5% 0.2%0.4% 0.2%0.1%0.0% 4% 0.3%0.2% 0.3%0.0% 4% 0.4%0.3% 0.4%0.3%0.1% 0.0% 5% 7%6%4%2%1% 0% 100%

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10. 10

11. 11 Engine Speed vs. Load Percent FUEL USED distribution. Engine Speed [rpm] 060070080090010001100120013001400150016001700 Percent Load [%] 00.0% 0.4%0.8%0.0% 0.1% 100.0% 0.6%0.7%0.0%0.1% 0.3%0.2%0.3% 0.4% 200.0% 0.1% 0.0%0.1% 0.2%0.4% 0.6%0.5%0.6% 300.0% 0.1% 0.2%0.3%0.6%1.0%0.8%0.7%2.2% 400.0% 0.1% 0.2%0.3%0.6%0.8%0.7% 1.6% 500.0% 0.1%1.4%0.2%0.4%0.5%0.6%0.9%0.8%2.2% 600.0% 0.1% 0.4%0.8% 1.1%0.8%2.1% 700.0% 0.1%0.2%0.5% 0.7%1.1%0.9%2.6% 800.0% 0.1%0.2% 0.3%0.5%1.0%1.4%1.0%1.9% 900.0% 0.1% 0.2%0.4%0.6%1.2%3.0%2.5% 1000.0% 0.1%0.0%0.3%1.3%1.7%1.8%1.3%2.8% Sum =>0% 1%2%1%2% 3%6%8%10% 19%

12. 12 Continued. 1800190020002100220023002400250026002700280029003000Sum 0.2% 0.1%0.0% 2% 0.4%0.3%0.2%0.1%0.0% 4% 0.7% 0.3%0.2%0.0% 5% 1.0%0.7%0.4%0.2%0.0% 9% 3.2%1.3%0.7%0.2% 0.0% 11% 0.9%0.5%0.6%0.2%0.1% 0.0% 10% 0.8%0.6% 0.2%0.4%0.2%0.1%0.0% 9% 0.7%0.6%0.4%0.5%0.4%0.2%0.1% 0.0% 10% 0.5%1.1% 0.7%0.4%0.1% 0.0% 11% 1.1%0.7%0.5%0.7%1.0%0.1% 0.0% 13% 1.4%1.2%0.9%1.4%1.0%0.5%0.4%0.3%0.1% 0.0% 17% 11%8%6%4% 1% 0% 100%

13. 13

14. 14

15. 15 Change in Engine Speed [rpm] 01603204806408009601120128014401600176019202140Sum Duration [secs] 0000000000000000 10659483211210000000752 2087396532415531100001070 304061026237321713930210682 40229635030181311573330433 5014442382417128759310310 10025113596876343281819141730774 300 725736233413621000275 Sum =>025915573892491701247546362624904297

16. 16 Change in Throttle [%] 0102030405060708090100Sum Duration [secs] 0000000000000 102318461442815171570501 20307139896145301933150739 3010076665535342623160431 4023363023182217720180 502117158131270076 1001511101171252063 30000001000001 Sum =>0664351266208146122103914201991

17. 17 Change in Engine Load [Nm] 04080120160200240280320360400440480550Sum Duration [secs] 0000000000000000 106428248311820177711737899 2076613672613731302418151917151242 30277988039343948322217 2036760 40111574122232031201514 715391 5055402113 15111315101157230 1005261461092122242321181324345 3001398404211200146 Sum =>019054783171851381471641221109085651063913

18. 18

19. 19 Percent time spent in each temperature window. Compressor Inlet Temp [% Time] Charge Temp [% Time] Coolant Temp [% Time] DOC IN Temp [% Time] DOC OUT Temp [% Time] DPF OUT Temp [% Time] SCR IN Temp [% Time] SCR OUT Temp [% Time] Temperature [Deg C] -30 0.0% -15 0.0% 0 2.4%1.2%0.0% 0.2%1.1% 15 39.6%0.9%0.0% 0.7%0.8% 30 41.6%0.4%0.0% 0.1% 40 11.7%0.3%0.0% 0.1% 50 1.2%0.2%0.0% 0.6%0.1% 60 0.0%1.2%0.0% 0.5%0.6% 70 0.0%13.5%0.0% 0.7%2.1% 80 0.0%78.7%0.0% 0.8%2.1% 90 0.0% 3.0%4.9% 100 0.0% 12.2%15.9% 120 0.0% 25.8%24.9% 150 0.0% 22.8%21.4% 180 0.0% 11.2%10.2% 200 0.0% 10.1%9.5% 230 0.0% 5.3%2.3% 250 0.0% 1.2%0.2% 270 0.0% 0.6%0.0% 290 0.0% 0.1%0.0% 320 0.0% 350 0.0% 380 0.0% 410 0.0% 440 0.0% 470 0.0% 500 0.0% 530 0.0% 550 0.0% 590 0.0% 620 0.0% 690 0.0% 720 0.0% Min Temps [Deg C] => 79 82 Average Temps [Deg C]=> 3280 157146 Max Temps [Deg C]=> 5988 293258