Research Updates Kapila Wadumesthrige 02/05/08

Engine testing (Kapila, Sidong, Mark and Nick) –Frequency 83.9 hrs –83.9 hrs to hrs : 30 kW (60% of Full Load, ULSD) –Total 64 hrs (as of 02/05/2008) –176 hrs of testing remaining ( 4.4 weeks) Load bank circuit breaker tripped ( Ran engine ~ one hour without load) –Need in-lab monitoring system (PC Anywhere, alert system) Data averaging software installed Smoke meter No smoke density / smoke opacity data Need another shutter in light source side Remove EGT TC and mount in a different place Exhaust gas purge lines

Lubricant oil Analysis : Viscosity- ASTM D 445, 40 C and 100 C Total base number - D Total acid number by ASTM D 664 Oil Dilution – D 3524 Pentane Insolubles (%P)- ASTM D 893 Free Metal analysis- ASTM D 5185 (ICP)

Standard Practice for Condition Monitoring of Used Lubricants by Trend Analysis Using FTIR Spectrometry ASTM E Carbonyl components cm -1 Water in crank case oil cm -1 Nitrate components cm -1 Antiware components (ZDDP) cm -1 Gasoline (ZDDP) cm -1 Diesel (JP-5, JP-8) cm -1 EG Coolant cm -1 Soot Loading Absorbance intensity at 2000 cm -1

New Lube Oil ULSD

New Lube Oil ULSD

Soot Analysis Soot in Lube Oil Soot in Exhaust Gas

Future Work Engine Wear Metal Analysis – (ICP AES) ASTM D (Kapila/Nick) Smoke Meter (Mark) PC Anywhere set-up (Sidong) Get ready for S-8 testing (Kapila) –Flush RKA and Titan Fuel Tanks –NELCO 5403 Additive mixing –Calibrate Flow meters for S-8 –Density Measurement for S-8 (Nick) Lube analysis and Fuel Injection System wear analysis (Nick/Mark) Protocol for Soot Analysis (Kapila/Nick)

Investigation of DCN –Paper Revised –Accelerated oxidation under reflux condition (Chay finished Cotton Seed BD test) –IR Analysis of oxidative products

Oxidation under Rancimat Conditions

Oxidation under Reflux Conditions

Future work ICP testing Experimental outlines for AOCS abstracts