ASHRAE-90.1-2022- - Page 365
Extracted Content
Table J-4 Chiller Performance Curves for Section 12 (Simulation Input Required in I-P units) (Continued)
| Set | Description | Output Variable | Coeff 1 | Coeff 2 | Coeff 3 | Coeff 4 | Coeff 5 | Coeff 6 |
|---|---|---|---|---|---|---|---|---|
| R | Liquid-cooled centrifugal <150 tons 0.695 FL, 0.440 IPLV.IP Path B | EIR-f-T | 0.860442 | –0.036414 | 0.000317 | 0.022419 | –0.000108 | 0.000001 |
| R | Liquid-cooled centrifugal <150 tons 0.695 FL, 0.440 IPLV.IP Path B | CAP-f-T | –0.062772 | 0.054642 | –0.000550 | –0.008072 | 0.000004 | 0.000101 |
| R | Liquid-cooled centrifugal <150 tons 0.695 FL, 0.440 IPLV.IP Path B | EIR-f-PLR | 0.072183 | 0.108650 | 0.818174 | |||
| S | Liquid-cooled centrifugal ≥150 tons <300 tons 0.635 FL, 0.400_IPLV_.IP Path B | EIR-f-T | 0.582513 | –0.033786 | 0.000227 | 0.027678 | –0.000157 | 0.000067 |
| S | Liquid-cooled centrifugal ≥150 tons <300 tons 0.635 FL, 0.400_IPLV_.IP Path B | CAP-f-T | 0.015941 | 0.049796 | –0.000573 | –0.007266 | –0.000041 | 0.000219 |
| S | Liquid-cooled centrifugal ≥150 tons <300 tons 0.635 FL, 0.400_IPLV_.IP Path B | EIR-f-PLR | 0.064979 | 0.151829 | 0.779131 | |||
| T | Liquid-cooled centrifugal ≥300 tons <400 tons 0.595 FL, 0.390_IPLV_.IP Path B | EIR-f-T | 0.634610 | –0.033472 | 0.000260 | 0.026148 | –0.000130 | 0.000015 |
| T | Liquid-cooled centrifugal ≥300 tons <400 tons 0.595 FL, 0.390_IPLV_.IP Path B | CAP-f-T | 0.127596 | 0.046709 | –0.000538 | –0.006247 | –0.000047 | 0.000195 |
| T | Liquid-cooled centrifugal ≥300 tons <400 tons 0.595 FL, 0.390_IPLV_.IP Path B | EIR-f-PLR | 0.082812 | 0.152816 | 0.764822 | |||
| U | Liquid-cooled centrifugal ≥400 tons <600 tons 0.585 FL, 0.380_IPLV_.IP Path B | EIR-f-T | 0.593414 | –0.028948 | 0.000224 | 0.024197 | –0.000126 | 0.000027 |
| U | Liquid-cooled centrifugal ≥600 tons 0.585 FL, 0.380 IPLV.IP Path B | CAP-f-T | –0.487422 | 0.071558 | –0.000737 | –0.006964 | –0.000032 | 0.000158 |
| U | Liquid-cooled centrifugal ≥600 tons 0.585 FL, 0.380 IPLV.IP Path B | EIR-f-PLR | 0.058583 | 0.205486 | 0.736345 |
Table J-5 Chiller Performance Curves for Section 12 (Simulation Input Required in SI Units)
| Set | Description | Output Variable | Coeff 1 | Coeff 2 | Coeff 3 | Coeff 4 | Coeff 5 | Coeff 6 |
|---|---|---|---|---|---|---|---|---|
| A | Air-cooled <150 tons, 10.100 FL, 13.700 IPLV.IP Path A | EIR-f-T | 0.825618 | –0.025861 | 0.001396 | –0.002728 | 0.000381 | –0.000373 |
| A | Air-cooled <150 tons, 10.100 FL, 13.700 IPLV.IP Path A | CAP-f-T | 0.686206 | 0.057562 | –0.001835 | 0.013810 | –0.000338 | –0.000247 |
| A | Air-cooled <150 tons, 10.100 FL, 13.700 IPLV.IP Path A | EIR-f-PLR | 0.087789 | 0.185696 | 1.561411 | –0.832304 | ||
| B | Air-cooled ≥150 tons, 10.100 FL, 14.00 IPLV.IP Path A | EIR-f-T | 0.807832 | –0.029452 | 0.001431 | –0.002832 | 0.000399 | –0.000278 |
| B | Air-cooled ≥150 tons, 10.100 FL, 14.00 IPLV.IP Path A | CAP-f-T | 0.794185 | 0.060199 | –0.002016 | 0.006203 | –0.000229 | –0.000183 |
| B | Air-cooled ≥150 tons, 10.100 FL, 14.00 IPLV.IP Path A | EIR-f-PLR | 0.118081 | 0.107477 | 1.570838 | –0.794051 | ||
| C | Liquid-cooled positive displacement <75 tons 0.750 FL, 0.600 IPLV.IP Path A | EIR-f-T | 0.836880 | –0.032383 | 0.001568 | –0.002806 | 0.000544 | –0.000407 |
| C | Liquid-cooled positive displacement <75 tons 0.750 FL, 0.600 IPLV.IP Path A | CAP-f-T | 0.838337 | 0.057024 | –0.002117 | 0.000793 | –0.000175 | 0.000020 |
| C | Liquid-cooled positive displacement <75 tons 0.750 FL, 0.600 IPLV.IP Path A | EIR-f-PLR | 0.243730 | 0.165972 | 0.586099 | |||
| D | Liquid-cooled positive displacement ≥75 and <150 tons 0.720 FL, 0.560_IPLV_.IP Path A | EIR-f-T | 0.740920 | –0.030144 | 0.001479 | 0.003850 | 0.000416 | –0.000404 |
| D | Liquid-cooled positive displacement ≥75 and <150 tons 0.720 FL, 0.560_IPLV_.IP Path A | CAP-f-T | 0.861840 | 0.057837 | –0.002170 | –0.001391 | –0.000136 | 0.000040 |
| D | Liquid-cooled positive displacement ≥75 and <150 tons 0.720 FL, 0.560_IPLV_.IP Path A | EIR-f-PLR | 0.208982 | 0.224001 | 0.561479 | |||
| E | Liquid-cooled positive displacement ≥150 and <300 tons 0.660 FL, 0.540_IPLV_.IP Path A | EIR-f-T | 0.620834 | –0.023642 | 0.001300 | 0.013555 | 0.000189 | –0.000425 |
| E | Liquid-cooled positive displacement ≥150 and <300 tons 0.660 FL, 0.540_IPLV_.IP Path A | CAP-f-T | 0.800066 | 0.035377 | –0.001482 | 0.006462 | –0.000227 | 0.000187 |
| E | Liquid-cooled positive displacement ≥150 and <300 tons 0.660 FL, 0.540_IPLV_.IP Path A | EIR-f-PLR | 0.246644 | 0.184576 | 0.566463 | |||
| F | Liquid-cooled positive displacement ≥300 and <600 tons 0.610 FL, 0.520_IPLV_.IP Path A | EIR-f-T | 0.636828 | –0.029245 | 0.001397 | 0.018817 | 0.000008 | –0.000332 |
| F | Liquid-cooled positive displacement ≥300 and <600 tons 0.610 FL, 0.520_IPLV_.IP Path A | CAP-f-T | 0.863175 | 0.023955 | –0.001135 | 0.004955 | –0.000197 | 0.000268 |
| F | Liquid-cooled positive displacement ≥300 and <600 tons 0.610 FL, 0.520_IPLV_.IP Path A | EIR-f-PLR | 0.244926 | 0.218890 | 0.532972 |
ANSI/ASHRAE/IES Standard 90.1-2022 (I-P) 363