hfc in English
Use "hfc" in a sentence
1. Hydrofluorocarbon - HFC: A substitute for chlorofluorocarbons.
2. The HFC (hydrofluorocarbon) refrigerant currently used in virtually every American model car and truck, HFC-134a, has a GWP of 400 compared to the new refrigerant's (HFC-1234yf) GWP of just four.
3. Applications : XDSL , HFC , Home PNA , STB , Cable modem etc.
4. The HFC BAU for R/AC included manufacturing and servicing components.
5. HFC-134a is a relatively expensive refrigerant compared to its alternatives.
6. The stationary AC sub-sector is the principal source of the HFC demand.
7. c) Non-customized software- short-term licences to use (Intermediate Consumption (IC) and HFC
8. Air conditioning (AC) equipment and refrigeration equipment represent the primary sources of HFC emissions.
9. Hydraulic fluid power. Fluids. Measurement of filtrability of HFC and HFD class fire resistant fluids.
10. However , the HFC —134 a refrigerator consumed about 4％ more electricity than the CFC —12 refrigerator.
11. This paper describes Hunan district - country multimedia video conference system based on HFC.
12. The advent of HFC network infrastructure established the bidirectional basis of CATV network.
13. The preparation of HFC - 32 by catalytic hydrogenation of CFC - 12 was explored.
14. It compares the technological economy ratio and practical applicability of HFC, HDSL, ADSL and FTTC.
15. At last, we shall discuss how to emulate the transmission model with software in HFC.
16. Global production of HFC-containing aerosols is likely to be growing very slowly, if at all.
17. Hybrid Fiber Coax ( HFC ) networks are considered a promising infrastructure of broadband access network.
18. HFC - 245 fa ( 3 - pentafluoropropane ) is one of the substitute compounds for CFC, HCFC.
19. The noise characteristics and the - interference techniques of the HFC - CATV upstream channel are studied in this thesis.
20. This paper summarizes some understanding and experience of two - way HFC network design and transmission system debugging.
21. Further investigation of the HFC demand scenarios on conversion costs calculated for all R/AC subsectors;
22. HFC ( Hybrid Fiber Coax ) provides a kind of broadband access way for multimedia and broadband services.
23. HFC alumnus Atwain Atwain is giving back to his alma mater by donating a machine to HFC’s biotechnology program
24. Comprehensive R&D efforts should be undertaken to make use HFC-23 for converting it in a useful product(s).
25. Experimental results demonstrate that the given system has received perfect performance in maintenance of reverse channel of HFC.
26. HFC ( Hybrid Fiber Coax ) access network is attached great importance because of its tremendous bandwidth and relative economy.
27. In this paper , we briefly describe the state - of - the - art and future trends of the Coax ( HFC ) network.
28. For example, “neat” HFC-43-10 and “neat” nPB are not Azeotropes because there’s nothing else in it but one type of molecule.
29. This paper presents an introduction to the network structure, transmission method, frequency spectrum distribution scheme, modulation and multiaddress connection technology concerning HFC.
30. alkyl; and n is an integer of 1 to 3) as the extractant to obtain CFC-115 as the distillate (4) and a mixture of HFC-125 with the extractant as the bottom (5), recovering HFC-125 from the mixture through distillation, and reusing the extractant thus separated for the extractive distillation.
31. 3.4.3.3 HFC Emissions from Use in Refrigeration/Cooling Systems HFCs are typically used in refrigeration equipment and air conditioning units.
32. Considering for local current situation of network in CangZhou city, mainly analyzed constructing standard and implementary scheme of HFC cable distribution system two-way transformation.
33. Second, the manufacturer can decide to switch to alternative refrigerants, which are likely to be either carbon dioxide, hydrocarbons or HFC-152a.
34. HFC was the first place Atwain, a shift supervisor in microbiology at NSF International in Ann Arbor, had in mind when making this donation, after having a …
35. The amount of HFC-134a released shall be measured by means of gas chromatography, infrared spectro-photometry, mass spectrometry, infrared photo-acoustic spectroscopy (see the Appendix).
36. The amount of HFC-#a released shall be measured by means of gas chromatography, infrared spectro-photometry, mass spectrometry, infrared photo-acoustic spectroscopy (see the Appendix
37. The paper mainly introduces the design project of HFC forward transmission network in Antu County, including scheme, technique index and system index testing of optical cable transmission network.
38. In order to solve the environment damaging problem of the CFC as far as possible, HCFC and HFC as the replacements for CFC have been developed and some of them have been applied.
39. Introducing the item, the Co-Chair drew attention to document UNEP/OzL.Pro.WG.1/35/2, which contained information on emissions and atmospheric abundances of HFCs from the 2014 Assessment by the Scientific Assessment Panel, and on HFC production and consumption from the report of the Technology and Economic Assessment Panel on alternatives to ozone-depleting substances, issued in October 2014.