Page 44 - Low Temperature Energy Systems with Applications of Renewable Energy

32 Low-Temperature Energy Systems with Applications of Renewable Energy

Table 1.4 Classification of selected refrigerants for ODP and GWP [26].

Type R-number ODP a ODP level GWP b GWP level
Natural 717 0 Zero 0 Zero
Natural 744 0 Zero 1 Low
Natural 1270 0 Zero 2 Low
Natural 290 0 Zero 3 Low
Natural 600a 0 Zero 3 Low
Natural 1150 0 Zero 4 Low
HFO 1234yf 0 Zero 4 Low
HFO 1234ze 0 Zero 6 Low
Natural 170 0 Zero 6 Low
HFC 32 0 Zero 675 Medium
HFC 134a 0 Zero 1430 Medium
HFC 407C 0 Zero 1774 Medium
HFC 437A 0 Zero 1805 Medium
HFC 407F 0 Zero 1825 Medium
HFC 442A 0 Zero 1888 Medium
HFC 410A 0 Zero 2088 Medium
HFC 407A 0 Zero 2107 Medium
HFC 427A 0 Zero 2138 Medium
HFC 438A 0 Zero 2265 Medium
HFC 423A 0 Zero 2280 Medium
HFC 417A 0 Zero 2346 Medium
HFC 424A 0 Zero 2440 Medium
HFC 422D 0 Zero 2729 High
HFC 422A 0 Zero 3143 High
HFC 434A 0 Zero 3245 High
HFC 428A 0 Zero 3607 High
HFC MO89 0 Zero 3805 High
HFC 404A 0 Zero 3922 High
HFC 507A 0 Zero 3985 High
HFC 508B 0 Zero 13396 High
HFC 23 0 Zero 14800 High