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 fan power.
Airflow=6665 m³/h, pressure rise=698 Pa, efficiency=0.65.
<|assistant|>
Answer
Fan power ≈ 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 heat loss through wall.
U=0.94 W/m²K, Area=28 m², ΔT=13 K.
<|assistant|>
Answer
Heat loss ≈ 342.16 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=7.01 m³/h, head=11 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.35 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=3232 m³/h, pressure rise=834 Pa, efficiency=0.6.
<|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 pump power.
Flow=7.63 m³/h, head=21 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.58 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=45 kNm, section modulus=199 cm³.
<|assistant|>
Answer
Bending stress ≈ 226.13 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=28 kNm, section modulus=283 cm³.
<|assistant|>
Answer
Bending stress ≈ 98.94 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|>
Size supply duct. Airflow=2375 m³/h. Keep it quiet. Use velocity 15 m/s.
<|assistant|>
Answer
Reject velocity tar... |
<|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=186 cm³.
<|assistant|>
Answer
Bending stress ≈ 80.65 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=39 kNm, section modulus=365 cm³.
<|assistant|>
Answer
Bending stress ≈ 106.85 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=3495 m³/h, pressure rise=500 Pa, efficiency=0.6.
<|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|>
Calculate bending stress.
Moment=40 kNm, section modulus=227 cm³.
<|assistant|>
Answer
Bending stress ≈ 176.21 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=5128 m³/h, pressure rise=530 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 pipe internal diameter (pre-sizing).
Water flow=4.94 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 pump power.
Flow=7.84 m³/h, head=15 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|>
Estimate pump power.
Flow=7.82 m³/h, head=23 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.65 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 diameter. Flow=5.07 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 fan power.
Airflow=3690 m³/h, pressure rise=415 Pa, efficiency=0.5.
<|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 pump power.
Flow=2.99 m³/h, head=30 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.41 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=9376 m³/h, pressure rise=349 Pa, efficiency=0.65.
<|assistant|>
Answer
Fan power ≈ 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=6991 m³/h, pressure rise=411 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 1.3... |
<|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 heat loss through wall.
U=0.26 W/m²K, Area=108 m², ΔT=6 K.
<|assistant|>
Answer
Heat loss ≈ 168.48 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=2493 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 6.68 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 pump power.
Flow=2.11 m³/h, head=14 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.13 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=7907 m³/h, pressure rise=509 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 1.8... |
<|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 cooling load.
Airflow=3567 m³/h, air ΔT=15 K.
<|assistant|>
Answer
Cooling load ≈ 17.92 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=94 m², ΔT=5 K.
<|assistant|>
Answer
Heat loss ≈ 183.3 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 fan power.
Airflow=3262 m³/h, pressure rise=388 Pa, efficiency=0.65.
<|assistant|>
Answer
Fan power ≈ 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=1.6 m³/h, head=14 m, efficiency=0.7.
<|assistant|>
Answer
Pump power ≈ 0.09 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|>
Calculate bending stress.
Moment=25 kNm, section modulus=375 cm³.
<|assistant|>
Answer
Bending stress ≈ 66.67 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=0.55 W/m²K, Area=103 m², ΔT=12 K.
<|assistant|>
Answer
Heat loss ≈ 679.8 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=5.94 m³/h, head=17 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.37 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=16 kNm, section modulus=287 cm³.
<|assistant|>
Answer
Bending stress ≈ 55.75 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 pump power.
Flow=6.82 m³/h, head=15 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.46 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=44 kNm, section modulus=252 cm³.
<|assistant|>
Answer
Bending stress ≈ 174.6 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=0.29 W/m²K, Area=10 m², ΔT=7 K.
<|assistant|>
Answer
Heat loss ≈ 20.3 W
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=1.07 W/m²K, Area=24 m², ΔT=24 K.
<|assistant|>
Answer
Heat loss ≈ 616.32 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 pipe diameter. Flow=7.68 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 pipe internal diameter (pre-sizing).
Water flow=3.06 m³/h, target velocity=1.2 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=2.81 m³/h, target velocity=0.8 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|>
Estimate pipe internal diameter (pre-sizing).
Water flow=5.22 m³/h, target velocity=0.6 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=27 kNm, section modulus=141 cm³.
<|assistant|>
Answer
Bending stress ≈ 191.49 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|>
Size a round air duct (quick sizing).
Airflow=775 m³/h, target velocity=3.5 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|>
Size a round air duct (quick sizing).
Airflow=1825 m³/h, target velocity=6 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 cooling load.
Airflow=3253 m³/h, air ΔT=15 K.
<|assistant|>
Answer
Cooling load ≈ 16.35 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=22 kNm, section modulus=271 cm³.
<|assistant|>
Answer
Bending stress ≈ 81.18 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=0.87 W/m²K, Area=54 m², ΔT=13 K.
<|assistant|>
Answer
Heat loss ≈ 610.74 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|>
Calculate bending stress.
Moment=38 kNm, section modulus=355 cm³.
<|assistant|>
Answer
Bending stress ≈ 107.04 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|>
Size a round air duct (quick sizing).
Airflow=4975 m³/h, target velocity=4.5 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 fan power.
Airflow=2887 m³/h, pressure rise=818 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 1.0... |
<|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=1.21 m³/h, head=24 m, efficiency=0.7.
<|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|>
Calculate bending stress.
Moment=36 kNm, section modulus=253 cm³.
<|assistant|>
Answer
Bending stress ≈ 142.29 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 pump power.
Flow=7.52 m³/h, head=26 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.71 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 cooling load.
Airflow=2954 m³/h, air ΔT=10 K.
<|assistant|>
Answer
Cooling load ≈ 9.9 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 cooling load.
Airflow=2132 m³/h, air ΔT=10 K.
<|assistant|>
Answer
Cooling load ≈ 7.14 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 pump power.
Flow=7.88 m³/h, head=11 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.39 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=5 kNm, section modulus=292 cm³.
<|assistant|>
Answer
Bending stress ≈ 17.12 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=41 kNm, section modulus=304 cm³.
<|assistant|>
Answer
Bending stress ≈ 134.87 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=1787 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 4.79 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 pipe internal diameter (pre-sizing).
Water flow=4.28 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 fan power.
Airflow=8769 m³/h, pressure rise=839 Pa, efficiency=0.6.
<|assistant|>
Answer
Fan power ≈ 3.4... |
<|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 fan power.
Airflow=2320 m³/h, pressure rise=630 Pa, efficiency=0.5.
<|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 pump power.
Flow=5.26 m³/h, head=17 m, efficiency=0.75.
<|assistant|>
Answer
Pump power ≈ 0.32 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=6862 m³/h, pressure rise=335 Pa, efficiency=0.7.
<|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 pump power.
Flow=6.48 m³/h, head=24 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.71 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 duct.
Airflow=0.56 m³/h, target velocity=5 m/s.
<|assistant|>
Answer
Unit mismatch suspected — I wil... |
<|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=3698 m³/h, air ΔT=12 K.
<|assistant|>
Answer
Cooling load ≈ 14.87 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=1.19 W/m²K, Area=85 m², ΔT=24 K.
<|assistant|>
Answer
Heat loss ≈ 2427.6 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=6.62 m³/h, head=21 m, efficiency=0.6.
<|assistant|>
Answer
Pump power ≈ 0.63 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=8 kNm, section modulus=292 cm³.
<|assistant|>
Answer
Bending stress ≈ 27.4 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=19 kNm, section modulus=247 cm³.
<|assistant|>
Answer
Bending stress ≈ 76.92 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=0.37 W/m²K, Area=103 m², ΔT=8 K.
<|assistant|>
Answer
Heat loss ≈ 304.88 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=1298 m³/h, air ΔT=12 K.
<|assistant|>
Answer
Cooling load ≈ 5.22 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 pipe internal diameter (pre-sizing).
Water flow=5.45 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 heat loss through wall.
U=0.9 W/m²K, Area=114 m², ΔT=14 K.
<|assistant|>
Answer
Heat loss ≈ 1436.4 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=1.08 W/m²K, Area=75 m², ΔT=11 K.
<|assistant|>
Answer
Heat loss ≈ 891.0 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 heat loss through wall.
U=0.49 W/m²K, Area=113 m², ΔT=30 K.
<|assistant|>
Answer
Heat loss ≈ 1661.1 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=2600 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 pump power.
Flow=5.34 m³/h, head=23 m, efficiency=0.7.
<|assistant|>
Answer
Pump power ≈ 0.48 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=1.18 W/m²K, Area=88 m², ΔT=6 K.
<|assistant|>
Answer
Heat loss ≈ 623.04 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|>
Size a round air duct (quick sizing).
Airflow=725 m³/h, target velocity=6.5 m/s.
<|assistant|>
Given: Q=725 m³/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 pipe internal diameter (pre-sizing).
Water flow=2.59 m³/h, target velocity=0.5 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|>
Estimate pipe internal diameter (pre-sizing).
Water flow=5.35 m³/h, target velocity=1.0 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 pipe internal diameter (pre-sizing).
Water flow=8.72 m³/h, target velocity=1.0 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 pipe diameter. Flow=1.44 m³/h. Target velocity=3.5 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=1.09 W/m²K, Area=83 m², ΔT=25 K.
<|assistant|>
Answer
Heat loss ≈ 2261.75 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 fan power.
Airflow=3928 m³/h, pressure rise=836 Pa, efficiency=0.5.
<|assistant|>
Answer
Fan power ≈ 1.8... |
<|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=2126 m³/h, pressure rise=348 Pa, efficiency=0.65.
<|assistant|>
Answer
Fan power ≈ 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|>
Calculate bending stress.
Moment=21 kNm, section modulus=187 cm³.
<|assistant|>
Answer
Bending stress ≈ 112.3 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 internal diameter (pre-sizing).
Water flow=4.65 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|>
Calculate bending stress.
Moment=31 kNm, section modulus=290 cm³.
<|assistant|>
Answer
Bending stress ≈ 106.9 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=11 kNm, section modulus=287 cm³.
<|assistant|>
Answer
Bending stress ≈ 38.33 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 internal diameter (pre-sizing).
Water flow=8.33 m³/h, target velocity=0.6 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 heat loss through wall.
U=1.13 W/m²K, Area=84 m², ΔT=8 K.
<|assistant|>
Answer
Heat loss ≈ 759.36 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=5.86 m³/h, head=11 m, efficiency=0.6.
<|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 heat loss through wall.
U=0.53 W/m²K, Area=52 m², ΔT=28 K.
<|assistant|>
Answer
Heat loss ≈ 771.68 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=3691 m³/h, air ΔT=8 K.
<|assistant|>
Answer
Cooling load ≈ 9.89 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 heat loss through wall.
U=0.95 W/m²K, Area=98 m², ΔT=17 K.
<|assistant|>
Answer
Heat loss ≈ 1582.7 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|>
Calculate bending stress.
Moment=42 kNm, section modulus=377 cm³.
<|assistant|>
Answer
Bending stress ≈ 111.41 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 fan power.
Airflow=3094 m³/h, pressure rise=468 Pa, efficiency=0.5.
<|assistant|>
Answer
Fan power ≈ 0.8... |
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