EHL (Elasto Hydrodynamic Lubrication)
/ Research
Please select below current research work written by the Tribology Group at Imperial College, London:
Web links
- EHL Ultra Thin Measurement System - Examples of research work carried out by the Tribology Group at Imperial College
- Applying Spacer Layer Imaging Method (SLIM) to Map EHD Contacts
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Publications of research work carried out on the EHL Ultra Thin Film Measurement System include:
- Orientation and Film-Forming Properties of Thermotropic Liquid Crystals
in EHD Contacts.
Cann P.M., Aderin M., Johnston G.J. and Spikes H.A.
Proc. 18th Leeds-Lyon Symposium on Tribology, (1992).
- A Study of Parched Lubrication.
Guangteng, G. Cann, P.M. and Spikes, H.A.
Wear, 153, pp 91-105 (1992).
- Film Thickness Measurements of Lubricating Greases Under Normally Starved
Conditions.
Cann, P.M. and Spikes, H.A.
NLGI Spokesman, 56, pp 21-31, (1992).
- Techniques for Studying the Behaviour of Lubricants
in Elastohydrodynamic Contacts.
Spikes, H.A. and Cann, P.M.
Acta Trib., 1, pp 33-48, (1992).
- The Elastohydrodynamic Properties of Some Advanced
Non Hydrocarbon-Based Lubricants.
Aderin M., Johnson G.J., Caporiccio G. and Spikes H.A.
Lubrication Engineering 48, pp. 633-638, (1992).
- In-Situ Measurement of ZDDP Films in Concentrated
Contacts.
Gunsel, S., Spikes, H.A and Aderin, M.
Trib. Trans. 36, pp 276-282, (1993).
- EHD Film Formation and Starvation of Oil in Water
Emulsions.
Barker, D.C., Johnston, G.J., Spikes, H.A. and Bunemann T.
Trib. Trans., 36, pp 565-572, (1993).
- The Film-Forming Properties of Polyalkylene Glycols.
Aderin, M.E., Johnston, G.J., Balson, T.G., Emery, M.G. and Spikes, H.A.
J. Synth. Lub. 10, pp 23-45, (1993).
- The Lambda ratio - A Critical Examination.
Cann, P.M., Ioannides, E., Jacobson, B. and Lubrecht, A.A.
Wear, 175, pp. 177-188, (1993). - The Influence of Basestock Type on Polymer Solution
Rheology in EHD Contacts.
Cann, P.M. & Spikes, H.A.
Proceedings 20th Leeds-Lyon Symposium, (1993).
- The Behavior of Polymer Solutions in Concentrated
Contacts: Immobile Surface Layer Formation.
Cann, P.M. and Spikes, H.A.
STLE Trib. Trans, 37, pp 580-586, (1994).
- Thin Film Optical Interferometry in the Study of
Grease Lubrication in a Rolling Point Contact.
Cann, P.M. and Spikes, H.A.
Acta Trib. 2, pp 45-50 (1994).
- Measurement of Elastohydrodynamic Film Formation
in Rolling Contacts at Very High Pressures.
Smeeth, M., Cann P.M. and Spikes, H.A.
Presented at the 21st Leeds-Lyon Symposium on Tribology, Leeds, Sept 1994, "Lubricants and Lubrication". Publ. Elsevier 1995.
- Behaviour of Lubricants in the Mixed Elastohydrodynamic,
Boundary Regime.
Guangteng, G. and Spikes, H.A.
Presented at the 21st Leeds-Lyon Symposium on Tribology, Leeds, Sept 1994, "Lubricants and Lubrication". Publ.. Elsevier 1995.
- Boundary Film Formation by Lubricant Base Fluids.
Guangteng, G. and Spikes, H.A.
Accepted for publication, Tribology Transactions, May 1995.
- The Formation of Viscous Surface Films by Polymer
Solutions: Boundary or Elastohydrodynamic Lubrication.
Smeeth, M., Gunsel, S. and Spikes, H.A.
Accepted for publication, Tribology Transactions, May 1995.
- The Influence of Temperature on the Lubrication Behaviour
of a Lithium Hydroxystearate Grease.
Cann, P.M.
Eurogrease, Jan/Feb, pp 25-32, (1995).
- The Rheology Of Thin Lubricant Films.
Spikes, H.A.
Solid-Solid Interactions the Proceeding of the First Royal Society-Unilever Indo-UK Forum in Materials Science and Engineering, ed. M J Adams et al., copubl. The Royal Soc., Imperial College Press, 1995.
- Boundary Film Formation by Viscosity Index Improvers.
Smeeth, M., Gunsel, S. and Spikes, H.A.
Accepted for publication in Tribology Transactions, preprint no. 95-3B-TC-1.
- The Role of Surface Tension and Disjoining Pressure
in Starved and Parched Lubrication.
Guangteng and Spikes, H.A.
Accepted for publication in Proc. l. Mech. E., Aug. 1995.
- The Influence of Slide/Roll Ratio on the Film Thickness
in EHD Contact Operating in the Mixed Lubrication Regime.
Smeeth, M. and Spikes, H.A.
Presented at 22nd Leeds/Lyon Symposium on Tribology, "The Third Body Concept", Lyon, Sep. 5th-8th, 1995, to be published by Elsevier, 1996.
- Starvation and Reflow in a Grease Lubricated Elastohydrodynamic
Contact.
Cann, P.M.
STLE Trib Trans,39, pp 698-704, (1996).
- The Thickness and Rheology of Boundary Lubricating
Layers.
Spikes, H.A. and Cann, P.M.
Presented at International Tribology Conference, Yokohama, October 1995. Accepted for publication in the Proceedings.
- The Lubricant Film-Forming Properties of Modern Fire-Resistant
Hydraulic Fluids.
Ratoi-Salagean, M. and Spikes, H.A.
Presented at ASTM Symposium on the Tribology of Hydraulic Pump Testing, Houston, Dec. 1995.
- Measurement and modelling of boundary film properties
of polymeric lubricant additives.
Guangteng, M. Smeeth, P.M. Cann, & H.A. Spikes
proceedings IMecE, 210, pp 1-15, (1996).
- Film Formation of Lubricant Base Stocks in Concentrated
Contacts.
Gunsel, S. and Spikes, H.A.
Presented at STLE Annual Conference, Cincinnati, May 1996 and to be published in STLE Trans.
- Optimizing Film Formation by Oil in Water Emulsions.
Ratoi-Salagean, M., Spikes, H.A. and Rieffe, H.L.
Presented at STLE Annual Conference, Cincinnati, May 1996 and to be published in STLE Trans.
- Direct Measurement of Boundary Lubricating Films.
Angheli, P.M. Cann & H.A. Spikes
Proceedings 23rd Leeds-Lyon Symposium on Tribology, to be published, (1996).
- An Experimental study of Film Thickness in the Mixed
Lubrication Regime.
Gao Guangteng and H.A. Spikes
Proceedings 23rd Leeds-Lyon Symposium on Tribology, to be published, (1996).
- Friction and Wear Reduction by Boundary Film-forming
Viscosity Index Improvers.
Selda Gunsel, Matthew Smeeth and Hugh Spikes
SAE Technical Paper Series No. 962037, Subjects in Engine Oil Rheology and Tribology (SP -1209) 1996.
- Fractionation of liquid lubricants at solid surfaces.
Gao Guangteng, Hugh Spikes
Wear, 200, pp.336345,(1996).
- Friction behaviour of ZDDP Films in the Mixed, Boundary/EHD
Regime.
Giuseppe Tripaldi and Antonio Vettor
SAE Technical Paper Series No. 962036, Subjects in Engine Oil Rheology and Tribology (SP -1209) 1996.
- Prediction of the influence of lubricant formulations
on Fuel Economy, from Laboratory bench test.
Charles Bovington and Hugh Spikes
Proceedings of the International Tribology Conference Yokohama 1995.
- The Control of Friction by Molecular Fractionation
of Base Fluid Mixtures at Metal Surfaces.
Gao Guangteng and Hugh Spikes
STLE preprint No.97-AM-4E-1, Presented at the 52nd Annual meeting In Kansas City, Missouri 1997.
