Cooling and Dehumidification Design Conditions for South Africa
City | Lat. | Long. | Elev. | Std. Pres. | Cooling DB / MCWB | WB / MCDB | DP / MCDB and HR | Range of DB | ||||||||||||||||||
0.4% | 1% | 2% | 0.4% | 1% | 2% | 0.4% | 1% | 2% | ||||||||||||||||||
°N | °W | Feet | psia | DB | MCWB | DB | MCWB | DB | MCWB | WB | MCDB | WB | MCDB | WB | MCDB | DP | HR | MCDB | DP | HR | MCDB | DP | HR | MCDB | ||
Bloemfontein | 29.10 S | 26.30 E | 4422 | 12.498 | 93 | 60 | 91 | 60 | 89 | 60 | 67 | 79 | 66 | 79 | 65 | 78 | 64 | 104 | 69 | 62 | 99 | 69 | 61 | 94 | 68 | 26.3 |
Cape Town | 33.98 S | 18.60 E | 137 | 14.627 | 87 | 67 | 83 | 67 | 81 | 65 | 70 | 82 | 69 | 80 | 68 | 77 | 67 | 99 | 73 | 65 | 94 | 72 | 65 | 92 | 72 | 15.8 |
Durban | 29.97 S | 30.95 E | 26 | 14.686 | 87 | 75 | 85 | 75 | 83 | 74 | 78 | 84 | 77 | 83 | 76 | 81 | 76 | 136 | 81 | 75 | 132 | 81 | 74 | 128 | 80 | 9.9 |
Johannesburg | 26.13 S | 28.23 E | 5577 | 11.969 | 84 | 60 | 82 | 60 | 80 | 60 | 65 | 77 | 65 | 76 | 64 | 75 | 62 | 104 | 69 | 61 | 99 | 68 | 60 | 96 | 67 | 18.7 |
Marion Island | 46.88 S | 37.87 E | 72 | 14.662 | 57 | 54 | 55 | 52 | 53 | 51 | 55 | 56 | 53 | 54 | 52 | 53 | 54 | 62 | 55 | 53 | 59 | 54 | 51 | 56 | 52 | 8.1 |
Port Elizabeth | 33.98 S | 25.60 E | 196 | 14.596 | 85 | 66 | 81 | 68 | 79 | 68 | 73 | 78 | 72 | 77 | 71 | 76 | 71 | 117 | 76 | 70 | 112 | 74 | 69 | 108 | 74 | 12.1 |
Pretoria | 25.73 S | 28.18 E | 4337 | 12.538 | 89 | 64 | 88 | 63 | 86 | 63 | 69 | 80 | 68 | 80 | 67 | 79 | 66 | 111 | 73 | 64 | 106 | 72 | 63 | 102 | 72 | 17.6 |