Caterpillar ECF-2 Program Test Criteria Test Matrix Results - PowerPoint PPT Presentation

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Program • Test Criteria • Test Matrix • Results • Way forward Slide 1 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Criteria 500 hour – Steady State Test Cycle Test Pass/ Fail Criteria: 1. No Loss of Oil Consumption Control (< 50% ) 2. No stuck rings/ Loss of ring side clearance 3. No Liner Scuffing or Bore Polish 4. No Loss of Blowby Control 5. Measured Piston Deposits 6. EOT Oil Quality to be monitored Slide 2 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Matrix Test IMP IMT Coolant Oil Fuel Rate Conditions kPa °C °C °C g/min High 310 75 108 115 1260 Intermediate 290 55 98 107 1260 Low 280 40 88 100 1200 Slide 3 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary C13 Max TLHC Temperature Effects on Deposits 70 15.0 13.0 60.9 60 11.0 Max Piston Demerits (TLHC 50 Oil Consumption Increas 9.0 40 7.3 36.5 7.0 30 5.0 20 3.0 2.8 15.9 10 1.0 0 0 -1.0 0 10 20 30 40 50 60 70 80 Intake Manifold Temperature (°C) Slide 4 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results # Ref 1 Ref X Intermediate 1 36% Inc OC, Stuck Ring 41 % Inc OC, Sluggish Rings Temps (Ref # 0) Hot Temps 2 16 % Inc OC, Rings Free 49% Inc OC, Rings Free (Ref #2) Low Temps 3 105 % Inc OC, Stuck Rings* 31% Inc OC, Stuck Rings* (Ref #2) 4 62 % Inc OC, Stuck Ring 43% Inc OC, Rings Free 5 61 % Inc OC, Stuck Ring Comm A – 1.5 Ash 6 78 % Inc OC, Rings Free 46% Inc OC, Rings Free Ref # 4 – 1.0 Ash •Test started at hot temp for first 100-150 hrs, then switched to Low Temp •Test 6 was a new engine on a new oil batch run at new test stand Slide 5 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary Caterpillar C13 Oil Consumption 0.4 0.00080 0.38 Ref Oil #1 PE 4 0.36 Ref Oil #1 PE 5 0.00070 0.34 Ref Oil #1 XOM 1 0.32 Ref Oil #1 SwRI 4 Comm A 0.3 0.00060 Ref # 4 0.28 Oil Consumption (g/kW.hr 0.26 Oil Consumption (lb/hp.hr 0.00050 0.24 0.22 0.2 0.00040 0.18 0.16 0.00030 0.14 0.12 0.1 0.00020 0.08 0.06 0.00010 0.04 0.02 0 0.00000 0 50 100 150 200 250 300 350 400 450 500 Oil Hours Slide 6 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary Dep WDP 700 615.3 600 518.9 504.6 497.4 500 457.3 452.6 452.2 451.9 439.5 433.3 412.2 400 300 Sluggish Stuck Stuck Stuck Stuck Stuck Free Free Free Free Free 200 100 0 Ref #2, High Ref #1, High Ref #0, Int T Ref #1, Int T Ref #2, H-L Ref #1 H,L Ref #1, Low Ref #1, Low Ref #1, Low Ref # 4, Comm A, T T T T T T T Low T Low T Slide 7 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary TGC 70.0 57.9 60.0 53.9 52.1 50.8 50.0 46.5 46.3 44.8 43.7 43.5 41.4 39.9 40.0 30.0 20.0 Sluggish Stuck Stuck Stuck Stuck Stuck Free Free Free Free Free 10.0 0.0 Ref #2, High Ref #1, High Ref #0, Int T Ref #1, Int T Ref #2, H-L Ref #1 H,L Ref #1, Low Ref #1, Low Ref #1, Low Ref # 4, Comm A, T T T T T T T Low T Low T Slide 8 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary TLHC 16 14.8 14 12 10 9.5 8.7 7.7 8 7.3 6.8 6 3.8 3.7 4 2.8 2 Sluggish Stuck Stuck Stuck Stuck Stuck Free Free Free Free Free 0.2 0 0 Ref #2, High T Ref #1, High T Ref #0, Int T Ref #1, Int T Ref #2, H-L T Ref #1 H,L T Ref #1, Low T Ref #1, Low T Ref #1, Low T Ref # 4, Low T Comm A, Low T Slide 9 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary TLC 35 30.1 29.6 30 27.8 26.7 26.5 25.8 25.0 25 23.1 20 18.4 15 11.0 10 8.6 5 Sluggish Stuck Stuck Stuck Stuck Stuck Free Free Free Free Free 0 Ref #2, High T Ref #1, High T Ref #0, Int T Ref #1, Int T Ref #2, H-L T Ref #1 H,L T Ref #1, Low T Ref #1, Low T Ref #1, Low T Ref # 4, Low T Comm A, Low T Slide 1 0 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary 2GC 18.0 16.0 16.0 14.0 12.8 12.2 12.0 10.9 10.0 9.3 9.2 9.0 8.9 8.8 8.0 7.3 6.9 6.0 Sluggish Stuck Stuck Stuck Stuck Stuck Free Free Free Free Free 4.0 2.0 0.0 Ref #2, High T Ref #1, High T Ref #0, Int T Ref #1, Int T Ref #2, H-L T Ref #1 H,L T Ref #1, Low T Ref #1, Low T Ref #1, Low T Ref # 4, Low T Comm A, Low T Slide 1 1 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary 2GF 14 11.7 12 10 8 6.5 6.0 6 5.5 4.2 4.2 3.7 4 2.6 2.5 2.2 2.2 2 Sluggish Stuck Stuck Stuck Stuck Stuck Free Free Free Free Free 0 Ref #2, High T Ref #1, High T Ref #0, Int T Ref #1, Int T Ref #2, H-L T Ref #1 H,L T Ref #1, Low T Ref #1, Low T Ref #1, Low T Ref # 4, Low T Comm A, Low T Slide 1 2 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Results Summary % Oil Cons Inc 120 105.0 100 80 62.5 60.9 60 49.4 46.3 43 43.4 41.3 36.5 40 30.6 20 15.9 Sluggish Stuck Stuck Stuck Stuck Stuck Free Free Free Free Free 0 Ref #2, High Ref #1, High Ref #0, Int T Ref #1, Int T Ref #2, H-L Ref #1 H,L Ref #1, Low Ref #1, Low Ref #1, Low Ref # 4, Comm A, T T T T T T T Low T Low T Slide 1 3 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test Summary 1. Oil Consumption Control –variable 2. Discrimination - No Parameter distinctive 3. No Correlation – Oil consumption with deposits – Oil consumption with 2 nd ring stick 4. Propose Continue C13 test for PC-10 4. No Passing oil found – Ref # 4 best candidate 5. Failing Ref #1 oil is marginal Slide 1 4 of 1 5

CONFIDENTIAL May 6, 2004 Caterpillar ECF-2 Test For 2007 Time to explore other deposit effects • CCV • ULSDF • Aftertreatment • Engine Durability of low Ash oils Slide 1 5 of 1 5