Table 10. Values of the parameters for ZR compressor and the three refrigerants with all methods.
| Parameters | Units | Refrigerants | ||||||
|---|---|---|---|---|---|---|---|---|
| R134a | R407C | R450A | ||||||
| Rerefence | Method 1 | Method 2 | Method 3 | Method 1 | Method 2 | Method 3 | ||
| AU amb,cp | W/K | 5.47 | 1.50 | 7.35 | 5.47 | 1.06 | 1.32 | 5.47 |
| AU ex,cp,n | W/K | 6.09 | 30.79 | 13.02 | 7.75 | 8.80 | 3.16 | 5.65 |
| AU su,cp,n | W/K | 37.38 | 34.77 | 57.85 | 47.79 | 26.10 | 29.57 | 34.61 |
| A leak,cp | m 2 | 1.29E-08 | 1.29E-08 | 1.29E-08 | ||||
| loss0,cp | W | 228.40 | 96.38 | 228.40 | 205.30 | 228.40 | ||
| α cp | - | 0.15 | 0.15 | 0.15 | 0.18 | 0.15 | ||
| V s,cp | m 3 | 51.00 | 53.00 | 51.00 | 49.91 | 51.00 | ||
| r v,in | - | 2.91 | 2.91 | 2.91 | 3.04 | 2.91 | ||
| r,cp,n | kg/s | 0.035 | 0.047 | 0.032 | ||||
| K | 1/m 4 | 2.30E+08 | 2.30E+08 | 2.76E+08 | 2.30E+08 | 1.27E+08 | 1.82E+08 | 2.30E+08 |