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Table 13-3: Comparison of research programs Description Low-GWP AREP (AHRI) ORNL – DOE Evaluation Program EGYPRA (UNEP, UNIDO, Egypt) PRAHA (UNEP, UNIDO, HAT countries) For mini split units For packages units Type of test Soft-optimization and drop-in tests of several A/C, Heat Pumps, chillers, and Ref applications Soft optimised tests, of Two (2) base Split A/C units, each 1.5 TR nominal capacity Soft-optimised tests, of two (2) packaged units, 7.7 and 11 TR nominal capacity Build and test 36 prototypes in 3 A/C split categories and one Central A/C category Build and test 23 prototypes in Window, split, ducted and A/C package categories Status started 2014 and completed Started and completed 2015 Started and completed 2016 Started in 2015 and planned to be completed by 2018 Started 2013 and completed Testing Units were manufactured or obtained by each party and tested at each party’s facilities The units were optimised and tested at ORNL The units were optimised and tested at ORNL Prototypes built at eight OEMs, witness tested at own labs Prototypes built at 6 OEMs, test at Independent Lab Testing temperatures Outdoor AHRI-B (27.8°C) AHRI-A (35°C) T3 (46°C) T Hot (52°C) T Extreme (55°C) *Note: varies by experiment AHRI-B (27.8°C) AHRI-A (35°C) T3 (46°C) T Hot (52°C) T Extreme (55°C) AHRI-B (27.8°C) AHRI-A (35°C) T3 (46°C) T Hot (52°C) T Extreme (55°C) T1 (35/24°C) T3 (46/24°C) T Hot (50/24°C) T Extreme (55/24°C) T1 (35/24°C) T3 (46/24°C) T3+ (50/24°C) Endurance (52/24°C) *Note: WB used for window unit testing Testing temperatures Indoor AHRI-B (26.7/19.4°C) AHRI-A (26.7/19.4°C) T3 (26.7/19°C) T Hot (29/19°C) T Extreme (29/19°C) AHRI-B (26.7/19.4°C) AHRI-A (26.7/19.4°C) T3 (26.7/19°C) T Hot (29/19°C) T Extreme (29/19°C) AHRI-B (26.7/19.4°C) AHRI-A (26.7/19.4°C) T3 (26.7/19°C) T Hot (29/19°C) T Extreme (29/19°C) T1 (27/19°C) T3 (29/19°C) T Hot (32/23°C) T Extreme (32/23°C) T1 (27/19°C) T3 (29/19°C) T3+ (29/19°C) Endurance (32/23°C) Refrigerants tested R-32, L-41a, ARM- 71a, DR-5A, HPR- 2A, L-41-1 and L- 41-2, DR-55, L-40, N40b, AC5, N13a, L-20 R-290, N-20B, ARM-20b,R- 444B, R-454C vs. HCFC-22 R-32, R-447A, R- 452 B, HPR-2A vs. R-410A R-444B, ARM-20b, R-454A. ARM-20a vs. HCFC-22 R-32, R-452B, R- 447B, ARM-71a vs. R-410 A R-290, R-444B, R-454C, R-457A vs. HCFC-22 R-32, R-447A, R-454A, R-459A vs. R-410A R-290, R-444B, R- 454C vs. HCFC-22 R-32, R-447A vs. R-410A Other components N/A N/A N/A Same Central unit with micro- channel Several other assessment elements 2018 TOC Refrigeration, A/C and Heat Pumps Assessment Report 267PDF Image | Heat Pumps Technical Options
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