DIESEL FUELS & DIESEL FUEL SYSTEMS

Application and Installation GuideDiesel Fuels & Diesel Fuel SystemsPrepare a summary table for each time increment (t) as shown in Table 9.Incremental Time Heat Rejection to/from Temperature Chg. in Day Tank Temperature(min)Day Tank (Btu) Day Tank (°F)(°F)0 - - 85.060 8283.6 0.43 89.3120 4069.7 0.22 93.2180 -4.0 0.00 97.1240 -4022.0 -0.24 101.3300 -7966.3 -0.49 105.6360 -11818.7 -0.76 110.2420 -15561.4 -1.05 114.9480 -19257.8 -1.37 120.0540 -22802.6 -1.71 125.2600 -26253.3 -2.09 130.8660 -29655.5 -2.51 136.8720 -32973.6 -2.98 143.1Refill - - 116.9Table 9The last part in Step 4 determines the day tanktemperature after refilling (TDT refill):[ (MDT full - MDT tn ) x TMUF] + (MDT tn x TTK n )TDT refill =MDT fullWhere:MDT fullMDT tnTMUFTTK nExample:TDT refill == Capacity of day tank, (lb)= Fuel in day tank prior to refilling, (lb)= Temperature of make-up fuel, (°F)= Temperature of tank fuel prior to refilling, (°F)[(40258.6 - 22107.4) x 85] + (22107.4 x 143.1)40258.6 lbTDT refill = 116.9°F©2005 Caterpillar®All rights reserved. Page 45