Wall & Pump Breakout Answers

No negative numbers necessary.

Heat Transfer through Walls


1)  Room B’s Wall #4, made of Sandstone, if the temperature inside is 77°F and outside is 104°F?
-884.187 = 0.08187 x 400 x -27
2)  Room B’s 4 Walls, made of Slate, if the temperature inside is 70°F and outside is 41°F?
5614.2985 = 0.0968 x 2000 x 29
3)  Room C’s Wall #2, made of Hastelloy C, if the temperature inside is 64°F and outside is 90°F?
-4507.62 = 0.5779 x 300 x -26
4)  Room B’s Wall #3, made of Hairfelt, if the temperature inside is 68°F and outside is 29°F?
56.3453 = 0.00241 x 600 x 39
5)  Room C’s Floor, made of Urethane foam, if the temperature inside is 85°F and outside is 14°F?
26.9265 = 0.00101 x 375 x 71
6)  Room C’s Wall #1, made of Concrete, lightweight, if the temperature inside is 63°F and outside is 16°F?
226.3442 = 0.00963 x 500 x 47
7)  Room C’s TSA, made of Fire-clay brick 500oC, if the temperature inside is 82°F and outside is 78°F?
633.7637 = 0.06742 x 2350 x 4
8)  Room C’s Wall #1, made of Ground or soil, dry area, if the temperature inside is 60°F and outside is 55°F?
60.1979 = 0.02408 x 500 x 5
9)  Room C’s Wall #1, made of Softwoods (fir, pine ..), if the temperature inside is 81°F and outside is 66°F?
43.3425 = 0.00578 x 500 x 15
10)  Room A’s 4 Walls, made of Pitch, if the temperature inside is 59°F and outside is -5°F?
420.7112 = 0.00626 x 1050 x 64
11)  Room C’s TSA, made of Straw slab insulation, compressed, if the temperature inside is 71°F and outside is 30°F?
417.605 = 0.00433 x 2350 x 41
12)  Room A’s Wall #3, made of Balsa wood, if the temperature inside is 66°F and outside is 35°F?
26.8724 = 0.00231 x 375 x 31
13)  Room B’s Ceiling, made of Plywood, if the temperature inside is 58°F and outside is 85°F?
-101.4215 = 0.00626 x 600 x -27
14)  Room C’s Wall #4, made of Wood across the grain, yellow pine, if the temperature inside is 84°F and outside is 102°F?
-38.2281 = 0.00708 x 300 x -18
15)  Room A’s Wall #4, made of Rubber, natural, if the temperature inside is 72°F and outside is 92°F?
-18.7818 = 0.00626 x 150 x -20
16)  Room B’s Wall #4, made of Glass, Pearls, dry, if the temperature inside is 85°F and outside is 94°F?
-31.2066 = 0.00867 x 400 x -9
17)  Room B’s Wall #2, made of Fiber hardboard, if the temperature inside is 62°F and outside is 44°F?
69.348 = 0.00963 x 400 x 18
18)  Room A’s Wall #2, made of Silica aerogel, if the temperature inside is 61°F and outside is 8°F?
7.6572 = 0.00096 x 150 x 53

Heat Pump


1)  Ammonia, 212oF cycle, 1111 (lb/hr) flowrate, outside is 57°F, inside 70°F?
21375.64 1111 × 1.48 × -13
2)  Ether cycle, 1214 (lb/hr) flowrate, outside is 78°F, inside 89°F?
7050.912 1214 × 0.528 × -11
3)  Hexane cycle, 1307 (lb/hr) flowrate, outside is 56°F, inside 41°F?
10586.7 1307 × 0.54 × 15
4)  Heptane cycle, 628 (lb/hr) flowrate, outside is 83°F, inside 55°F?
9407.44 628 × 0.535 × 28
5)  Glycerine cycle, 1201 (lb/hr) flowrate, outside is 73°F, inside 88°F?
10376.64 1201 × 0.576 × -15
6)  Calcium Chloride cycle, 759 (lb/hr) flowrate, outside is 81°F, inside 55°F?
14405.82 759 × 0.73 × 26
7)  n-Butane, 32oF cycle, 545 (lb/hr) flowrate, outside is 64°F, inside 44°F?
5995 545 × 0.55 × 20
8)  Dodecane cycle, 1343 (lb/hr) flowrate, outside is 41°F, inside 78°F?
26236.848 1343 × 0.528 × -37
9)  Hexane cycle, 719 (lb/hr) flowrate, outside is 44°F, inside 59°F?
5823.9 719 × 0.54 × -15
10)  Propylene Glycol cycle, 894 (lb/hr) flowrate, outside is 85°F, inside 73°F?
6436.8 894 × 0.6 × 12
11)  Alcohol, methyl. 40 – 50oF cycle, 1039 (lb/hr) flowrate, outside is 53°F, inside 76°F?
14099.23 1039 × 0.59 × -23
12)  Alcohol, propyl cycle, 1346 (lb/hr) flowrate, outside is 60°F, inside 67°F?
5370.54 1346 × 0.57 × -7
13)  Water, fresh cycle, 841 (lb/hr) flowrate, outside is 52°F, inside 73°F?
17661 841 × 1 × -21
14)  Aniline cycle, 1188 (lb/hr) flowrate, outside is 87°F, inside 60°F?
16487.064 1188 × 0.514 × 27
15)  Ethylene glycol cycle, 563 (lb/hr) flowrate, outside is 40°F, inside 77°F?
11665.36 563 × 0.56 × -37
16)  Propane, 32oF cycle, 1365 (lb/hr) flowrate, outside is 65°F, inside 45°F?
15724.8 1365 × 0.576 × 20
17)  Dodecane cycle, 789 (lb/hr) flowrate, outside is 70°F, inside 90°F?
8331.84 789 × 0.528 × -20
18)  Ethyl ether cycle, 512 (lb/hr) flowrate, outside is 55°F, inside 52°F?
812.544 512 × 0.529 × 3