Research Article
Performance Evaluation of Refrigeration Units in Natural Gas Liquid Extraction Plant
Table 3
Energy balance propane refrigeration unit.
| Process units | Energy gain (KJ/kg) | Energy lost (KJ/kg) | % of lost work |
| Compressor 1 | 12.30 | −334.28 | −0.015 | Compressor 2 | 32.11 | −501.45 | −0.023 | Condenser | — | 12483.89 | 0.06 | Expansion valve JT-1 | — | 12495.54 | 0.06 | Expansion valve JT-2 | — | −1435547.8 | 6.62 | Economizer drum | 5733.78 | — | — | Refrigerant chiller | 17036.04 | −1242710.43 | −5.73 |
| Total | 22814.23 | 216981.07 | 0.972 |
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