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R1234yf and Lubricants: An update about recent ... - Energy Learning

www.energy-learning.com/index.php/archive/92-r1234yf-and-lubricants-an-update-about-recent-developments

Review of lubricant specifications-properties affected by the refrigerant change to R1234yf ... lubricant and refrigerant and then heated at 175°C for 14 days with added ... types and between PAG and POE, more than previously seen with R134a. ... In general R1234yf shows lower solubility than R134a in the same lubricant, ...

How do I Add AC Compressor Oil? - BlueDevil Products

gobdp.com/blog/how-do-i-add-ac-compressor-oil/

Sep 28, 2013 ... My two question are: 1)Does losing R134a also mean the lubricant is lost ... Can I add oil now that the Compressor is already on my car?

Oil used In Automotive Air Conditioners - E38.org

www.e38.org/pparish/oil.htm

It has worked well for years and would be the recommended lubricant for all R12 applications. ... Mineral oil does not mix with R134a and there for not usable. ... you use the same oil that's already in the system when you are just adding oil.

Refrigerant Lubricant (R12/R134a) - RepairPal

repairpal.com/refrigerant-lubricant-r12r134a

Refrigerant lubricant is a special type of oil that is mixed with the refrigerant to ... the manufacturer's recommendations for adding refrigerant oil should always be  ...

RS-24 (R426A): Q & A - Refrigerant Solutions

www.refsols.com/files/RS-24/RS-24-Q&A.pdf

11 Q: Can RS-24 be used to top up a system containing R134a and POE or PAG oil? A: Yes. ... originally charged with R134a and a synthetic lubricant, which type of lubricant should be added? .... previously charged with R12.In general ...

Oil Miscibility and Oil Return Characteristics - Purdue e-Pubs

docs.lib.purdue.edu/cgi/viewcontent.cgi?article=1443&context=iracc

chemical miscibility of the refrigerant-lubricant pair is a good indicator of how well the refrigerant will help move ... Disconnect and weigh exact amount of refrigerant added. .... If complete mixing of mineral oil and refrigerant is already achieved.

High Pressure Investigation of Refrigerants HFC245fa, R134a and ...

docs.lib.purdue.edu/cgi/viewcontent.cgi?article=2788&context=icec

to run the compressors without any lubricant added to the refrigerant. ... Key Words: High pressure, Refrigerants, HFC245fa, R134a, R123, ... separating film of pure refrigerant R123 in a ball bearing already at rolling speeds of 3 to 4 m/s.

Refrigeration Lubricants: Transitioning to new refrigerants - Investor ...

phx.corporate-ir.net/External.File?item=UGFyZW50SUQ9MjI3MDV8Q2hpbGRJRD0tMXxUeXBlPTM=&t=1

of the refrigerant and the lubricant determine whether they ..... cause ozone depletion. examples include r134a which is ..... When a lubricant is added to a.

Tech 101 – Refrigerant: what you can use, what you s | Hemmings ...

blog.hemmings.com/index.php/2014/05/16/tech-101-refrigerant-what-you-can-use-what-you-should-use-what-is-no-longer-available/

May 16, 2014 ... Computer air has fewer lubricants in it than the conventional R134A. ..... If you just dump it in to a system that already has mineral oil in it, it won't mix ..... R22 can be used to extinguish a fire but once you add oil it burns and ...

The effect of lubricant concentration, miscibility, and viscosity on ...

fire.nist.gov/bfrlpubs/build01/PDF/b01111.pdf

heat transfer can be obtained for R134a/lubricant mixtures with small lubricant mass fraction, high lubricant ..... 7±10 summarize the effect of adding lubricant to.