Trane HORIZON ABDA - Machine Solution Cycle; Single-stage Absorption Refrigeration Cycle

10
Machine Solution Cycle
The machine solution cycle is discussed in this section. Refer to the cooling cycle schematic, Figure 3, during the cycle
explanation and reference Table 3.
Figure 3. Single-stage absorption refrigeration cycle
Table 3. Machine cooling cycle (Ref. Figure 3) (Typical Temperatures)
Concentration Temperature Temperature
Point LiBr Solution or Refrigerant Water % (°F) (°C)
1 Absorber Dilute Solution 60.8 107 42
2 Absorber Dilute Solution Entering the LTG 60.8 185 85
3 Solution Leaving the LTG 64.4 216 102
4 Solution Entering ABS Sump/Spray Pump 64.4 129 54
5 ABS Spray Solution (Mixed w/abs dilute) 63.1 121 49
6 LTG Refrigerant Vapor NA 208 98
7 Condensed Refrigerant NA 110 43
8 Evaporator Pump Refrigerant NA 41 5
9 System Chilled Water/Entering NA 54 12
10 System Chilled Water/Leaving NA 44 7
11 Absorber Cooling Water NA 85 29
12 Absorber Leaving/Condenser Entering Cooling Water NA 94 34
13 Condenser Leaving Cooling Water NA 101.6 38.6
14a Steam Entering Unit @12 psig @ Sea Level NA 244 118
14b Hot Water Entering Unit @270°F (option) NA 270 132
15a Condensate Leaving Generator NA 244 118
15b Hot Water Leaving Generator (option) NA 222 106
1
9
7
13
5
11
3
8
2
14
6
12
4
10
15