Lubrication for Wheel Flanges of Industrial Locomotives Okin

Lubrication for Wheel Flanges of Industrial Locomotives Okin Lubchem Co. 1

[레일의 Scoring(상)과 Rippling(하)] [ Abrasive wear와 Adhesive wear가 동시에 발 생하고 있는 Wheel ] 6

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3. 윤활개소 • Wheel Flange • Rail Flank & Gage Rail Face • Rail Head & Wheel Rim 14

Wheel Flange Lubricant Locolube ECO of FUCHS Lubritech Gmb. H Color Dark Grey Service Temperature -40 ~ 80℃ DIN 51825 Base Oil Viscosity ( at 40℃ ) 35 mm 2/sec DIN 51562 -1 < -40 ℃ DIN ISO 3016 Good DB-TL 950. 103 240(0. 1 mm) DIN ISO 2137 Pour Point of Base Oil Stirring Properties ( at -30℃) Un-worked Penetration(-30℃, 24 hr) NLGI Grade Water Resistance Oil Separation ( 40℃, 18 H ) 4 -Ball Test, Weld Load Tannert Coefficient of Friction Biodegradability 000 DIN 51818 1 -60 value step DIN 51807 <2% 2, 600/2, 800 N 0. 12 90% after 21 days DB Specification DIN 51350 -4 Fuchs Lab. Proc. CEC L-33 -A-94 18

Locolube ECO에 수행된 시험들 Friction Value Environment Wear Ø Tannert Ø CECL-33 -A 93 Ø FBT Welding Load Ø Timken Ø OECD 301 A-E Ø FBT Wear Ø Almen-Wieland Ø RAL-UZ 64 Ø Timken Adhesion Power Corrosion Protection Ø Tannert Ø Erichsen Ø Timken-Retention Ø Water Resistance Ø Fling-Off Test Ø Emcor 20

Locolube ECO의 적용 21

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10만 Km Field Test Wheel Flange Wear Reduction 29

Top of Rail 마모 36

Top of Rail마찰연구를 위한 美BNSF社의 Test Car 38

Train과 Track사이에 요구되는 안전성 Stress Energy Strength of Train of Track Safety Factor 39

Train과 Track사이에 발생하는 트러블 Stress Energy Strength of Train of Track $ 9. 6 Billion Annual Expense (in U. S) Failure 40

운행중 Train과 Track사이에 변하는 안정성 Stress Energy Strength of Train of Track Failure 41

비윤활 Rail Head에서 일어나는 횡력 20 18 LATERAL FORCES (kips) 16 14 12 10 8 6 4 2 0 1 11 21 31 41 51 61 71 81 91 101 111 121 131 141 151 161 171 AXLE COUNT 42

윤활된 Rail Head에서 일어나는 횡력 20 18 LATERAL FORCES (kips) 16 14 12 10 8 6 4 2 0 1 11 21 31 41 51 61 71 81 91 101 111 121 131 141 151 161 171 AXLE COUNT 43

Rail Head의 윤활로 감소된 횡력 With Lub. Lateral Axle Force Distribution 1 3 5 7 9 11 13 15 Without Lub. 17 19 21 Lateral Force (Kips) 44

Rail Head and Wheels의 구름마찰 저항시험 결과 45

Other Lubricants v Top of Rails : Tram-Silence/00 v Switches : Tramlub 384 G/S 3/S 5/W 460 v Buffer Discs : Ceplattyn ECO 300 v Screw Couplings : Gleitmo 805 47

Thanks for your attention ! Okin Lubchem Co. 48