text stringlengths 694 1.06k |
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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|>
Size a round air duct (quick sizing).
Airflow=4075 m³/h, target velocity=3 m/s.
<|assistant|>
Given: Q=4075 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=9.39 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 pipe internal diameter (pre-sizing).
Water flow=0.22 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|>
Calculate steady-state heat loss.
Element: wall. Area=20 m², U=0.74 W/m²K, ΔT=8 K.
<|assistant|>
Answer
P ≈ 118.4... |
<|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|>
Calculate steady-state heat loss.
Element: wall. Area=8 m², U=0.45 W/m²K, ΔT=28 K.
<|assistant|>
P ≈ 100.8 W (≈ 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 steady-state heat loss.
Element: wall. Area=6 m², U=0.25 W/m²K, ΔT=35 K.
<|assistant|>
Answer
P ≈ 52.5 ... |
<|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=1.86 m³/h, target velocity=1.1 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=1.13 m³/h, target velocity=0.9 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 steady-state heat loss.
Element: wall. Area=30 m², U=0.31 W/m²K, ΔT=18 K.
<|assistant|>
Given: A=30 m²,... |
<|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=3125 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|>
Calculate steady-state heat loss.
Element: wall. Area=25 m², U=0.35 W/m²K, ΔT=22 K.
<|assistant|>
P ≈ 192.5 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 pipe internal diameter (pre-sizing).
Water flow=1.74 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|>
Size a round air duct (quick sizing).
Airflow=1500 m³/h, target velocity=2.5 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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=107 people, OA rate=8.5 L/s·person.
<|assistant|... |
<|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=0.35 m³/h, target velocity=4 m/s.
<|assistant|>
Unit mismatch suspected — I can’t size... |
<|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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=99 people, OA rate=12.5 L/s·person.
<|assistant|... |
<|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=1.3 m³/h, target velocity=1.0 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=7.56 m³/h, target velocity=1.2 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|>
Size a round air duct (quick sizing).
Airflow=4125 m³/h, target velocity=3.5 m/s.
<|assistant|>
Given: Q=4125 m³/... |
<|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=4225 m³/h, target velocity=6.5 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 pipe internal diameter (pre-sizing).
Water flow=3.12 m³/h, target velocity=1.3 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|>
Size a round air duct (quick sizing).
Airflow=3950 m³/h, target velocity=3.5 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|>
Calculate steady-state heat loss.
Element: wall. Area=12 m², U=1.08 W/m²K, ΔT=20 K.
<|assistant|>
Answer
P ≈ 259.... |
<|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=5.08 m³/h, target velocity=0.7 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|>
Size a round air duct (quick sizing).
Airflow=1725 m³/h, target velocity=6.5 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|>
Size a round air duct (quick sizing).
Airflow=4950 m³/h, target velocity=3.5 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|>
Size a round air duct (quick sizing).
Airflow=3925 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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=41 people, OA rate=8.5 L/s·person.
<|assistant|>... |
<|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=2.52 m³/h, target velocity=1.3 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=6.16 m³/h, target velocity=1.7 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|>
Calculate steady-state heat loss.
Element: wall. Area=12 m², U=0.23 W/m²K, ΔT=10 K.
<|assistant|>
P ≈ 27.6 W (≈ 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 pipe internal diameter (pre-sizing).
Water flow=1.59 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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=8 people, OA rate=8.5 L/s·person.
<|assistant|>
... |
<|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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=92 people, OA rate=6.0 L/s·person.
<|assistant|>... |
<|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 the supply duct. Airflow=1400 m³/h. Keep it quiet. Use velocity 15 m/s.
<|assistant|>
Given: Q=1400 m³/h, re... |
<|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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=29 people, OA rate=15.0 L/s·person.
<|assistant|... |
<|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=3800 m³/h, target velocity=4 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 pipe internal diameter (pre-sizing).
Water flow=1.49 m³/h, target velocity=1.3 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 steady-state heat loss.
Element: wall. Area=15 m², U=1.18 W/m²K, ΔT=22 K.
<|assistant|>
Answer
P ≈ 389.... |
<|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=950 m³/h, target velocity=4 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|>
Size a round air duct (quick sizing).
Airflow=2800 m³/h, target velocity=4.5 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|>
Calculate steady-state heat loss.
Element: wall. Area=60 m², U=1.06 W/m²K, ΔT=18 K.
<|assistant|>
Given: A=60 m²,... |
<|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=9.35 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|>
Calculate steady-state heat loss.
Element: wall. Area=60 m², U=1.02 W/m²K, ΔT=30 K.
<|assistant|>
Given: A=60 m²,... |
<|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=2.08 m³/h, target velocity=1.7 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|>
Size a round air duct (quick sizing).
Airflow=4175 m³/h, target velocity=8 m/s.
<|assistant|>
Given: Q=4175 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|>
Size a round air duct (quick sizing).
Airflow=2000 m³/h, target velocity=6.5 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|>
Size a round air duct (quick sizing).
Airflow=2700 m³/h, target velocity=2.5 m/s.
<|assistant|>
Given: Q=2700 m³/... |
<|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=5.13 m³/h, target velocity=0.7 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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=86 people, OA rate=8.5 L/s·person.
<|assistant|>... |
<|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=3.47 m³/h, target velocity=1.7 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=5.26 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 steady-state heat loss.
Element: wall. Area=20 m², U=0.72 W/m²K, ΔT=35 K.
<|assistant|>
P ≈ 504.0 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|>
Size a round air duct (quick sizing).
Airflow=3275 m³/h, target velocity=3 m/s.
<|assistant|>
Given: Q=3275 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=4.56 m³/h, target velocity=0.9 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=9.29 m³/h, target velocity=0.4 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|>
Size a round air duct (quick sizing).
Airflow=3675 m³/h, target velocity=2.5 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 pipe internal diameter (pre-sizing).
Water flow=4.97 m³/h, target velocity=0.4 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 water flow rate from load and water ΔT.
Load=35 kW, water ΔT=12 K.
<|assistant|>
Given: P=35 kW, ΔT=12 ... |
<|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 steady-state heat loss.
Element: wall. Area=10 m², U=0.41 W/m²K, ΔT=28 K.
<|assistant|>
Given: A=10 m²,... |
<|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 water flow rate from load and water ΔT.
Load=45 kW, water ΔT=5 K.
<|assistant|>
Answer
Water flow V̇ ≈ ... |
<|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=1.74 m³/h, target velocity=0.7 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 steady-state heat loss.
Element: wall. Area=6 m², U=0.63 W/m²K, ΔT=22 K.
<|assistant|>
Answer
P ≈ 83.2 ... |
<|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 steady-state heat loss.
Element: wall. Area=8 m², U=1.0 W/m²K, ΔT=8 K.
<|assistant|>
P ≈ 64.0 W (≈ 0.06... |
<|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=1650 m³/h, target velocity=5 m/s.
<|assistant|>
Given: Q=1650 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|>
Size a round air duct (quick sizing).
Airflow=4700 m³/h, target velocity=7 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 internal diameter (pre-sizing).
Water flow=1.25 m³/h, target velocity=1.7 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=4.64 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|>
Calculate steady-state heat loss.
Element: wall. Area=15 m², U=0.48 W/m²K, ΔT=25 K.
<|assistant|>
Answer
P ≈ 180.... |
<|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=500 m³/h, target velocity=8 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|>
Size a round air duct (quick sizing).
Airflow=2400 m³/h, target velocity=4 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|>
Size a round air duct (quick sizing).
Airflow=3900 m³/h, target velocity=5 m/s.
<|assistant|>
Given: Q=3900 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|>
Size a round air duct (quick sizing).
Airflow=1475 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 pipe internal diameter (pre-sizing).
Water flow=4.5 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|>
Size a round air duct (quick sizing).
Airflow=2775 m³/h, target velocity=3.5 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|>
Calculate steady-state heat loss.
Element: wall. Area=15 m², U=0.57 W/m²K, ΔT=28 K.
<|assistant|>
Given: A=15 m²,... |
<|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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=42 people, OA rate=10.0 L/s·person.
<|assistant|... |
<|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 steady-state heat loss.
Element: wall. Area=6 m², U=1.04 W/m²K, ΔT=10 K.
<|assistant|>
Answer
P ≈ 62.4 ... |
<|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=9.44 m³/h, target velocity=0.7 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|>
Size a round air duct (quick sizing).
Airflow=3750 m³/h, target velocity=5.5 m/s.
<|assistant|>
Given: Q=3750 m³/... |
<|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 water flow rate from load and water ΔT.
Load=15 kW, water ΔT=15 K.
<|assistant|>
Water flow V̇ ≈ 0.86 m... |
<|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 water flow rate from load and water ΔT.
Load=22 kW, water ΔT=8 K.
<|assistant|>
Given: P=22 kW, ΔT=8 K
... |
<|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=0.26 m³/h, target velocity=0.7 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|>
Size a round air duct (quick sizing).
Airflow=2700 m³/h, target velocity=5.5 m/s.
<|assistant|>
Given: Q=2700 m³/... |
<|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=1.55 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|>
Size a round air duct (quick sizing).
Airflow=4025 m³/h, target velocity=2.5 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|>
Size a round air duct (quick sizing).
Airflow=4325 m³/h, target velocity=7 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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=127 people, OA rate=12.5 L/s·person.
<|assistant... |
<|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=4550 m³/h, target velocity=2.5 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 internal diameter (pre-sizing).
Water flow=3.59 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 pipe internal diameter (pre-sizing).
Water flow=2.11 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|>
Size a round air duct (quick sizing).
Airflow=2825 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 pipe internal diameter (pre-sizing).
Water flow=5.54 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|>
Size a round air duct (quick sizing).
Airflow=3425 m³/h, target velocity=5.5 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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=102 people, OA rate=10.0 L/s·person.
<|assistant... |
<|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|>
Compute outdoor air ventilation flow from people rate.
Occupancy=91 people, OA rate=8.5 L/s·person.
<|assistant|>... |
<|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=3.13 m³/h, target velocity=1.3 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|>
Size a round air duct (quick sizing).
Airflow=2675 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|>
Size a round air duct (quick sizing).
Airflow=1175 m³/h, target velocity=6.5 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 internal diameter (pre-sizing).
Water flow=8.25 m³/h, target velocity=1.1 m/s.
<|assistant|>
Pre-si... |
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