Freon-12 Is Commonly Used As The Refrigerant

Course Information: ------------------- 5. Name: David Manke
C. The use of Freon-12 was discontinued because it is a chlorofluorocarbon (CFC) and it depletes the ozone layer. The most commonly used refrigerant today is Freon-23 (CHF3). 140.0 g of Freon- ... Retrieve Doc

Autofrost Tech Discussions
Freon-12, or refrigerant-12 or R-12 which is the chemical called dichlorodifluoromethane and has a boiling point of about -21 deg F at atmospheric pressure (0 PSIG) and it is commonly used as a working fluid for Automotive A/C. ... Doc Retrieval

VAPOR COMPRESSION REFRIGERATION SYSTEMS
•Other commonly used refrigerants include, Freon 12 and Freon 22. Freon 12 182.7 744.6 161.7 2.8 x 10-2 yes no ethereal constant supply of refrigerant COMPONENT OF A REFRIGERATION SYSTEM CONDENSOR EVAPORATOR EXPANSION COMPRESSOR VALVE a b c d e ... Document Viewer

Transitioning To Low-GWP Alternatives In Domestic Refrigeration
R-134a has been the primary refrigerant used in domestic refrigerators/freezers since the phaseout of R-12. However, due HFO-1234ze is also commonly referred to as HFC-1234ze or R-1234ze. U.S. Environmental Protection Agency ... Doc Retrieval

CHAPTER FIVEHOMEWORK - Loudoun County Public Schools
CHAPTER FIVEHOMEWORK 1. Freon-12 (CF2Ch) hadbeen commonly used astherefrigerant incentral home air conditioners. The system was initially charged toapressure of4.80 atm. Express this pressure in had been commonly used as the refrigerant in central home air conditioners. ... View Full Source

Freon 12 Pressure Enthalpy Diagram - Pdfsdocuments.com
Freon 12 Pressure Enthalpy Diagram.pdf DOWNLOAD HERE refrigerant for Industrial Refrigeration - OMNICO Engineering. http://omnico-engineering.com/Danfoss-CO2_Refrigerant_for_Industrial_Refrigeration.pdf Pressure-enthalpy diagrams are commonly used for refrigeration purposes. The diagram ... Visit Document

AP CHEMISTRY - Loudoun County Public Schools
Had been commonly used as the refrigerant in central home air conditioners. The system was initially charged to a pressure of 4.80 atm. Express this pressure in If 0.500 mol of nitrogen gas occupies a volume of 11.2 L Nitrogen oxide is a pollutant commonly found in smokestack ... Access This Document

About Us : Refrigerant Freon Refrigerants R12 Refrigerant ...
Dirty or Used Refrigerant (contaminated by air, water, oils, etc) more commonly known as a CFC, can be used mainly as a refrigerant. Freon-12 information on our site includes: General Information ... Read Article

The Story Of The Refrigerator - AHAM
In the 1930s freon 12 was used to replace sulphur dioxide as the most commonly used refrigerant. During the 1940s frozen food storage became widely used by consumers ... Doc Retrieval

Department Of Chemistry University Of Texas At Austin
Department of Chemistry University of Texas at Austin !!! 12is!used!as!arefrigerant!in!central!homeair!conditioners.TherateofeffusionofFreon ]12to 3Cl,!CF 2Cl 2,CFCL 3,orCCl 4. Which!formula!is!correct!for!Freon]12?! Let$FreonX12=gas$1$and$FreonX11=gas2:$ 1.07 1.00 =! 137.4!!!!!,!!!1.14 ... Access Content

Www.egypteducation.edu.eg
Freon-12 (CF2Cl2) is commonly used as the refrigerant in central home air conditioners. The system is initially charged to a pressure of 4.8 atm. Express this pressure in each of the following units ( 1 atm = 14.7 psi). a- mm Hg b- torr c- Pa d- psi. Boyle, Charle ... Read More

Refrigeration And Air Conditioning With Psychrometry
- Freon 12 (R-12) (boiling point: -30oC) - Freon 22 (R-22) (boiling point: -40 water as refrigerant may also be used. Fig-3: Block/Schematic diagram of vapor absorption refrigeration system Brief Description: This effect is commonly used in camping and portable ... Access Full Source

MEBS6006 Environmental Services I
MEBS6006 Environmental Services I http://www.hku.hk/bse/MEBS6006 A refrigerant is a fluid used for heat transfer in a refrigeration system. Most refrigerants Refrigerants most commonly used for refrigeration ... Fetch Doc

refrigerant For Industrial Refrigeration - OMNICO Engineering
Refrigerant for industrial refrigeration Contents Page In Freon systems, filter driers are commonly used to remove water, usually the type with a zeolite core. The zeolite has extremely small pores, and acts like a molecular sieve (figure 18). ... Read Content

Retrofit Guidelines For DuPont Suva Service Refrigerants
There are two types of filter driers commonly used, solid core and loose filled. Replace the drier with the same type you are using now. The drier label will show which refrigerants system for the refrigerant and lubricant used. ... Access Doc

5. Dichlorodifluoromethane, Also Known As Freon-12 ...
5. Dichlorodifluoromethane, also known as Freon-12 or R-12, was a commonly used refrigerant prior to. the mid-1990s (when its production was banned in the US due to concerns about its effect on the ... Read Article

Cold Room Calculator 1.2.0 APK
Download Cold Room Calculator 1.2.0 Latest Version APK File. App Name : Cold Room Calculator 1.2.0. one touch to build a secured network, unblock website or app like Facebook, Twitter, Pandora, YouTube, Skype, encrypt all network making commonly used keys more accessible than on other ... View Video

Refrigeration And Air Conditioning - Nagarjuna Education
Refrigeration and Air Conditioning 1. Name the most commonly used refrigerants and state their uses i) Ammonia: It is the most widely used refrigerant in vapour absorption system. Freon – 12 or any other refrigerant will be used ... Fetch Full Source

Refrigeration
TYPES OF REFRIGERANTS COMMONLY USED Of the many and various refrigerants, been used a long time, and Freon-12, a representative nontoxic refrigerant used in ice cream cabinets, in small installations ... Fetch Full Source

REFRIGERANTS SAFETY OPERATION MAINTENANCE
Freon -12 CCl 2 F 2 (R-12) 5. Iso butane (Frezol) (R-600a) I do not believe any of the commonly used refrigerants are “Poisonous”, arcing through the refrigerant. For ammonia compressors we used a paraffin based lubricant until shortly after WWII when air ... Fetch Here

Freon - Factbites
Freon is a trade name for a group of chlorofluorocarbons used primarily as a refrigerant. Freon In Cigarettes And The Fluoride Breakdown Connection: It is worth mentioning here that Freon 12, ... Read Article

Refrigerant Choices For Commercial Refrigeration
• In Europe, R404A is the most commonly used refrigerant. However, improving systems and moving to a refrigerant with a lower Global Warming Potential (GWP) can significantly reduce emissions. • DX distributed systems can result in reduced direct emissions ... Document Retrieval

40+Lessons+on+Refrigeration+and+Air+Conditioning - Scribd
Classification of duct systems ~ Commonly used duct design methods ~ Performance of duct systems ~ System balancing (fluorine was not used till then). Freon-12 has a normal boiling This was the classical application of refrigeration.4. Refrigerant or brine carrying pipes are embedded ... View Video

48GP High-Efficiency With Puron Refrigerant Packaged Gas Heat ...
48GP HIGH EFFICIENCY WITH PURON® REFRIGERANT Packaged Gas Heat/ Electric Cool Unit. commonly used refrig-erant in most of today’s air conditioners and heat pumps. what happened when Freon® 12 was phased out and they ... Retrieve Doc

REFRIGERATION - Bogor Agricultural University
• Other commonly used refrigerants include, Freon 12 and Freon 22. REFRIGERATION REFRIGERANT FLOW RATE ... Document Viewer