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Tribology Transactions Volume 49, 2006 - Issue 3
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Original Articles

Ultra High Pressure Tribometer for Testing CO2 Refrigerant at Chamber Pressures up to 2000 psi to Simulate Compressor Conditions

NICHOLAOS G. DEMAS Department of Mechanical and Industrial Engineering, 1206 West Green St. University of Illinois at Urbana-Champaign, Urbana, Illinois, 61801
&
ANDREAS A. POLYCARPOU Department of Mechanical and Industrial Engineering, 1206 West Green St. University of Illinois at Urbana-Champaign, Urbana, Illinois, 61801
Pages 291-296 | Accepted 29 Dec 2005, Published online: 24 Feb 2007

Citations (25)

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Read on this site (2)

I. Tzanakis, M. Hadfield, I. Henshaw, N. Garland & Z. Khan. (2011) Experimental Sliding Performance of Composite Tip Seal with High-Carbon Steel Plate under Lubricated Conditions Applied to Scroll Expander Systems. Tribology Transactions 54:4, pages 505-513.
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Emerson Escobar Nunez, NicholaosG. Demas, Kyriaki Polychronopoulou & AndreasA. Polycarpou. (2008) Tribological Study Comparing PAG and POE Lubricants Used in Air-Conditioning Compressors under the Presence of CO2 . Tribology Transactions 51:6, pages 790-797.
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Articles from other publishers (23)

Vasilis Tsigkis, Kian Bashandeh, Pixiang Lan & Andreas A. Polycarpou. (2022) Tribological investigation of advanced coatings subjected to Venusian environment of 2.4 MPa CO2 pressure and 462 °C. Surface and Coatings Technology 441, pages 128550.
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Muhammad Usman Bhutta & Zulfiqar Ahmad Khan. (2020) Wear and friction performance evaluation of nickel based nanocomposite coatings under refrigerant lubrication. Tribology International 148, pages 106312.
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Reza Gheisari, Kian Bashandeh & Andreas A Polycarpou. (2019) Effect of surface polishing on the tribological performance of hard coatings under lubricated three-body abrasive conditions. Surface Topography: Metrology and Properties 7:4, pages 045001.
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Emerson Escobar Nunez, Reza Gheisari & Andreas A. Polycarpou. (2019) Tribology review of blended bulk polymers and their coatings for high-load bearing applications. Tribology International 129, pages 92-111.
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Muhammad Bhutta, Zulfiqar Khan & Nigel Garland. (2018) Wear Performance Analysis of Ni–Al2O3 Nanocomposite Coatings under Nonconventional Lubrication. Materials 12:1, pages 36.
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Pixiang Lan, Kyriaki Polychronopoulou, Larry L. Iaccino, Xiaoying Bao & Andreas A. Polycarpou. (2018) Elevated-Temperature and -Pressure Tribology of Drilling Fluids Used in Oil and Gas Extended-Reach-Drilling Applications. SPE Journal 23:06, pages 2339-2350.
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Pixiang Lan, Kyriaki Polychronopoulou, Youfeng Zhang & Andreas A. Polycarpou. (2017) Three-body abrasive wear by (silica) sand of advanced polymeric coatings for tilting pad bearings. Wear 382-383, pages 40-50.
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Igor Velkavrh, Florian Ausserer, Stefan Klien, Joel Voyer, Anke Ristow, Josef Brenner, Pierre Forêt & Alexander Diem. (2016) The influence of temperature on friction and wear of unlubricated steel/steel contacts in different gaseous atmospheres. Tribology International 98, pages 155-171.
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M. Wasim Akram & Andreas A. Polycarpou. (2015) Wear Mechanisms of Gray Cast Iron in the Presence of Environmentally Friendly Hydrofluoroolefin-Based Refrigerant and the Effect of Tribofilm Formation. Journal of Tribology 137:4.
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M. Wasim Akram, Kyriaki Polychronopoulou & Andreas A. Polycarpou. (2014) Tribological performance comparing different refrigerant–lubricant systems: The case of environmentally friendly HFO-1234yf refrigerant. Tribology International 78, pages 176-186.
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M. Wasim Akram, Kyriaki Polychronopoulou, Christopher Seeton & Andreas A. Polycarpou. (2013) Tribological performance of environmentally friendly refrigerant HFO-1234 yf under starved lubricated conditions. Wear 304:1-2, pages 191-201.
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M. Wasim Akram, Kyriaki Polychronopoulou & Andreas A. Polycarpou. (2013) Lubricity of environmentally friendly HFO-1234yf refrigerant. Tribology International 57, pages 92-100.
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Seung Min Yeo & Andreas A. Polycarpou. (2012) Tribological performance of PTFE- and PEEK-based coatings under oil-less compressor conditions. Wear 296:1-2, pages 638-647.
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Surya P. Mishra & Andreas A. Polycarpou. (2011) Tribological studies of unpolished laser surface textures under starved lubrication conditions for use in air-conditioning and refrigeration compressors. Tribology International 44:12, pages 1890-1901.
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E. Schurtenberger & M. Heuberger. (2011) The extended surface forces apparatus. IV. Precision static pressure control. Review of Scientific Instruments 82:10.
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Emerson Escobar Nunez, Kyriaki Polychronopoulou & Andreas A. Polycarpou. (2010) Lubricity effect of carbon dioxide used as an environmentally friendly refrigerant in air-conditioning and refrigeration compressors. Wear 270:1-2, pages 46-56.
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Emerson Escobar Nunez, Nicholaos G. Demas, Kyriaki Polychronopoulou & Andreas A. Polycarpou. (2010) Comparative scuffing performance and chemical analysis of metallic surfaces for air-conditioning compressors in the presence of environmentally friendly CO2 refrigerant. Wear 268:5-6, pages 668-676.
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D. Dascalescu, K. Polychronopoulou & A.A. Polycarpou. (2009) The significance of tribochemistry on the performance of PTFE-based coatings in CO2 refrigerant environment. Surface and Coatings Technology 204:3, pages 319-329.
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J.D.B. De Mello, R. Binder, N.G. Demas & A.A. Polycarpou. (2009) Effect of the actual environment present in hermetic compressors on the tribological behaviour of a Si-rich multifunctional DLC coating. Wear 267:5-8, pages 907-915.
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Nicholaos G. Demas & Andreas A. Polycarpou. (2008) Tribological performance of PTFE-based coatings for air-conditioning compressors. Surface and Coatings Technology 203:3-4, pages 307-316.
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Kyu Sun Lee, Hong Gyu Jeon, Sung Oug Cho & Young Ze Lee. (2007) Friction and Wear of Flange and Shaft in Compressor under the Environments of PAG Oil and Carbon Dioxide as a Refrigerant. Key Engineering Materials 345-346, pages 1059-1062.
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. (2007) . Journal of the Japan Institute of Energy 86:8, pages 558-560.
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Nicholaos G. Demas & Andreas A. Polycarpou. (2006) Tribological investigation of cast iron air-conditioning compressor surfaces in CO2 refrigerant. Tribology Letters 22:3, pages 271-278.
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