HVAC
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Cooling Coil Selection: ADP, Bypass Factor, Rows and Face Velocity Explained
How to select a chilled water cooling coil from coil load, ADP and bypass factor to rows, face velocity, water…
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Smoke Exhaust Calculation for Atriums: NFPA 92 Plume Method Step by Step
How to calculate atrium smoke exhaust with the NFPA 92 axisymmetric plume method, from design fire to exhaust volume, plugholing…
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Cooling Tower Sizing: Heat Rejection, Range, Approach and Make-up Water
How to size a cooling tower from heat rejection, condenser water flow, range, approach and design wet bulb, plus make-up…
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Refrigerant Pipe Sizing for VRF and Split Systems: Step-by-Step Guide
How to size refrigerant liquid and suction lines for split and VRF systems, check VRF length limits and calculate additional…
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Kitchen Exhaust Hood CFM Calculation and Grease Duct Design (NFPA 96 and IMC)
How to calculate commercial kitchen hood exhaust CFM, size the grease duct to NFPA 96 and set make-up air, with…
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