text stringlengths 437 937 |
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<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=1.09 W/m²K, Area=110 m², ΔT=28 K.
<|assistant|>
Answer
Heat loss ≈ 3357.2 W
H... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Size a round air duct (quick sizing).
Airflow=4075 m³/h, target velocity=8 m/s.
<|assistant|>
Select round duct ≈... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.87 W/m²K, Area=79 m², ΔT=18 K.
<|assistant|>
Answer
Heat loss ≈ 1237.14 W
H... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Size a round air duct (quick sizing).
Airflow=4250 m³/h, target velocity=7.5 m/s.
<|assistant|>
Answer
Select rou... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=3.69 m³/h, head=17 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.23 kW
How I... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=1.6 m³/h, head=26 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.15 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.24 W/m²K, Area=73 m², ΔT=17 K.
<|assistant|>
Answer
Heat loss ≈ 297.84 W
Ho... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=4153 m³/h, pressure rise=883 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 1.7... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=1858 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 4.98 kW
How I got it
1... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Size a round air duct (quick sizing).
Airflow=850 m³/h, target velocity=6.5 m/s.
<|assistant|>
Answer
Select roun... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.38 W/m²K, Area=10 m², ΔT=11 K.
<|assistant|>
Answer
Heat loss ≈ 41.8 W
How ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=1277 m³/h, air ΔT=12 K.
<|assistant|>
Answer
Cooling load ≈ 5.13 kW
How I got it
... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.39 W/m²K, Area=110 m², ΔT=16 K.
<|assistant|>
Answer
Heat loss ≈ 686.4 W
Ho... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.31 W/m²K, Area=99 m², ΔT=29 K.
<|assistant|>
Answer
Heat loss ≈ 890.01 W
Ho... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=4.84 m³/h, head=24 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.53 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=40 kNm, section modulus=232 cm³.
<|assistant|>
Answer
Bending stress ≈ 172.41 MP... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe internal diameter (pre-sizing).
Water flow=9.72 m³/h, target velocity=0.8 m/s.
<|assistant|>
Given:... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe internal diameter (pre-sizing).
Water flow=9.15 m³/h, target velocity=0.6 m/s.
<|assistant|>
Answer... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=4830 m³/h, air ΔT=12 K.
<|assistant|>
Answer
Cooling load ≈ 19.42 kW
How I got it... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=23 kNm, section modulus=133 cm³.
<|assistant|>
Answer
Bending stress ≈ 172.93 MP... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=3705 m³/h, air ΔT=12 K.
<|assistant|>
Answer
Cooling load ≈ 14.89 kW
How I got it... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.53 W/m²K, Area=55 m², ΔT=23 K.
<|assistant|>
Answer
Heat loss ≈ 670.45 W
Ho... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=4.89 m³/h, head=29 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.52 kW
How I... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=1.17 W/m²K, Area=102 m², ΔT=23 K.
<|assistant|>
Answer
Heat loss ≈ 2744.82 W
... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.63 W/m²K, Area=79 m², ΔT=5 K.
<|assistant|>
Answer
Heat loss ≈ 248.85 W
How... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=4914 m³/h, air ΔT=12 K.
<|assistant|>
Answer
Cooling load ≈ 19.75 kW
How I got it... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=3797 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 10.18 kW
How I got it
... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=6162 m³/h, pressure rise=659 Pa, efficiency=0.7.
<|assistant|>
Answer
Fan power ≈ 1.6... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=9117 m³/h, pressure rise=653 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 2.7... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=2.52 m³/h, head=26 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.3 kW
How I g... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe internal diameter (pre-sizing).
Water flow=3.96 m³/h, target velocity=1.5 m/s.
<|assistant|>
Answer... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.55 W/m²K, Area=96 m², ΔT=7 K.
<|assistant|>
Answer
Heat loss ≈ 369.6 W
How ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=7.28 m³/h, head=20 m, efficiency=0.7.
<|assistant|>
Answer
Pump power ≈ 0.57 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Size a round air duct (quick sizing).
Airflow=3550 m³/h, target velocity=7.5 m/s.
<|assistant|>
Answer
Select rou... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.52 W/m²K, Area=113 m², ΔT=25 K.
<|assistant|>
Answer
Heat loss ≈ 1469.0 W
H... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.66 W/m²K, Area=113 m², ΔT=17 K.
<|assistant|>
Answer
Heat loss ≈ 1267.86 W
... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=12 kNm, section modulus=162 cm³.
<|assistant|>
Answer
Bending stress ≈ 74.07 MPa... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=5446 m³/h, pressure rise=313 Pa, efficiency=0.5.
<|assistant|>
Answer
Fan power ≈ 0.9... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.31 W/m²K, Area=58 m², ΔT=19 K.
<|assistant|>
Answer
Heat loss ≈ 341.62 W
Ho... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.78 W/m²K, Area=79 m², ΔT=15 K.
<|assistant|>
Answer
Heat loss ≈ 924.3 W
How... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=4786 m³/h, air ΔT=15 K.
<|assistant|>
Answer
Cooling load ≈ 24.05 kW
How I got it... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=1.14 W/m²K, Area=93 m², ΔT=14 K.
<|assistant|>
Answer
Heat loss ≈ 1484.28 W
H... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=2.0 m³/h, head=15 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.11 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=5903 m³/h, pressure rise=848 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 2.3... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=2.81 m³/h, head=26 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.33 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe internal diameter (pre-sizing).
Water flow=8.42 m³/h, target velocity=0.8 m/s.
<|assistant|>
Answer... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=4.93 m³/h, head=15 m, efficiency=0.7.
<|assistant|>
Answer
Pump power ≈ 0.29 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=5.48 m³/h, head=10 m, efficiency=0.7.
<|assistant|>
Answer
Pump power ≈ 0.21 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=29 kNm, section modulus=359 cm³.
<|assistant|>
Answer
Bending stress ≈ 80.78 MPa... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.82 W/m²K, Area=24 m², ΔT=17 K.
<|assistant|>
Answer
Heat loss ≈ 334.56 W
Ho... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=3736 m³/h, pressure rise=303 Pa, efficiency=0.5.
<|assistant|>
Answer
Fan power ≈ 0.6... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=2859 m³/h, pressure rise=344 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 0.4... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=2904 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 7.78 kW
How I got it
1... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=7833 m³/h, pressure rise=779 Pa, efficiency=0.7.
<|assistant|>
Answer
Fan power ≈ 2.4... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=1.51 m³/h, head=14 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.08 kW
How I... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=1.99 m³/h, head=25 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.18 kW
How I... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=38 kNm, section modulus=152 cm³.
<|assistant|>
Answer
Bending stress ≈ 250.0 MPa... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=47 kNm, section modulus=395 cm³.
<|assistant|>
Answer
Bending stress ≈ 118.99 MP... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=14 kNm, section modulus=125 cm³.
<|assistant|>
Answer
Bending stress ≈ 112.0 MPa... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe diameter. Flow=2.95 m³/h. Target velocity=3.0 m/s.
<|assistant|>
Answer
Velocity target unrealistic... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe diameter. Flow=7.52 m³/h. Target velocity=4.0 m/s.
<|assistant|>
Answer
Velocity target unrealistic... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Size a round air duct (quick sizing).
Airflow=1950 m³/h, target velocity=7.5 m/s.
<|assistant|>
Select round duct... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe diameter. Flow=0.68 m³/h. Target velocity=4.0 m/s.
<|assistant|>
Answer
Velocity target unrealistic... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.9 W/m²K, Area=40 m², ΔT=21 K.
<|assistant|>
Answer
Heat loss ≈ 756.0 W
How ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=5833 m³/h, pressure rise=350 Pa, efficiency=0.7.
<|assistant|>
Answer
Fan power ≈ 0.8... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=8252 m³/h, pressure rise=744 Pa, efficiency=0.7.
<|assistant|>
Answer
Fan power ≈ 2.4... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe internal diameter (pre-sizing).
Water flow=6.52 m³/h, target velocity=1.5 m/s.
<|assistant|>
Given:... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=5058 m³/h, pressure rise=838 Pa, efficiency=0.5.
<|assistant|>
Answer
Fan power ≈ 2.3... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Size a round air duct (quick sizing).
Airflow=2000 m³/h, target velocity=5 m/s.
<|assistant|>
Answer
Select round... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=2.64 m³/h, head=28 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.27 kW
How I... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=6.83 m³/h, head=11 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.34 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=1.15 W/m²K, Area=114 m², ΔT=5 K.
<|assistant|>
Answer
Heat loss ≈ 655.5 W
How... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe internal diameter (pre-sizing).
Water flow=3.92 m³/h, target velocity=1.5 m/s.
<|assistant|>
Pre-si... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=15 kNm, section modulus=392 cm³.
<|assistant|>
Answer
Bending stress ≈ 38.27 MPa... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=4552 m³/h, pressure rise=891 Pa, efficiency=0.5.
<|assistant|>
Answer
Fan power ≈ 2.2... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=49 kNm, section modulus=383 cm³.
<|assistant|>
Answer
Bending stress ≈ 127.94 MP... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=9 kNm, section modulus=121 cm³.
<|assistant|>
Answer
Bending stress ≈ 74.38 MPa
... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=6652 m³/h, pressure rise=777 Pa, efficiency=0.7.
<|assistant|>
Answer
Fan power ≈ 2.0... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.96 W/m²K, Area=54 m², ΔT=23 K.
<|assistant|>
Answer
Heat loss ≈ 1192.32 W
H... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=4668 m³/h, air ΔT=12 K.
<|assistant|>
Answer
Cooling load ≈ 18.77 kW
How I got it... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate total slab load.
Dead load=6 kN/m², live load=2 kN/m², area=43 m².
<|assistant|>
Answer
Total load ≈ 344... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=4069 m³/h, air ΔT=12 K.
<|assistant|>
Answer
Cooling load ≈ 16.36 kW
How I got it... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=6821 m³/h, pressure rise=740 Pa, efficiency=0.7.
<|assistant|>
Answer
Fan power ≈ 2.0... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=8093 m³/h, pressure rise=351 Pa, efficiency=0.5.
<|assistant|>
Answer
Fan power ≈ 1.5... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.25 W/m²K, Area=116 m², ΔT=19 K.
<|assistant|>
Answer
Heat loss ≈ 551.0 W
Ho... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=3746 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 10.04 kW
How I got it
... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=42 kNm, section modulus=159 cm³.
<|assistant|>
Answer
Bending stress ≈ 264.15 MP... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=4652 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 12.47 kW
How I got it
... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.51 W/m²K, Area=14 m², ΔT=30 K.
<|assistant|>
Answer
Heat loss ≈ 214.2 W
How... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=20 kNm, section modulus=397 cm³.
<|assistant|>
Answer
Bending stress ≈ 50.38 MPa... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=5847 m³/h, pressure rise=884 Pa, efficiency=0.7.
<|assistant|>
Answer
Fan power ≈ 2.0... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pump power.
Flow=5.71 m³/h, head=15 m, efficiency=0.7.
<|assistant|>
Answer
Pump power ≈ 0.33 kW
How I ... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate pipe internal diameter (pre-sizing).
Water flow=9.49 m³/h, target velocity=0.5 m/s.
<|assistant|>
Given:... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=3760 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 10.08 kW
How I got it
... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=4419 m³/h, pressure rise=801 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 1.6... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate heat loss through wall.
U=0.85 W/m²K, Area=45 m², ΔT=16 K.
<|assistant|>
Answer
Heat loss ≈ 612.0 W
How... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate cooling load.
Airflow=3847 m³/h, air ΔT=15 K.
<|assistant|>
Answer
Cooling load ≈ 19.33 kW
How I got it... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Calculate bending stress.
Moment=35 kNm, section modulus=182 cm³.
<|assistant|>
Answer
Bending stress ≈ 192.31 MP... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=4789 m³/h, pressure rise=635 Pa, efficiency=0.7.
<|assistant|>
Answer
Fan power ≈ 1.2... |
<|system|>
You are a building engineering assistant. Be precise with units. State assumptions. Show steps/equations. Do a quick sanity check. If critical inputs are missing, ask targeted questions.
<|user|>
Estimate fan power.
Airflow=3222 m³/h, pressure rise=527 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 0.7... |
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