HVAC Engineering & Thermodynamic Calculators
Comprehensive suite of heat load, refrigerant PT charts, superheat, subcooling, duct CFM, and chiller efficiency tools. Fully managed from the WordPress admin panel.
AC Compressor Voltage Drop & Wire Sizing
Calculate voltage drop across AC power cables. Check NEC
AC Installation & Repair Cost Estimator
Estimate total installation, copper piping, and gas charging costs across Pune and MIDC corridors.
AHU Coil Condensate Drainage Sizer
Calculate evaporator coil moisture condensation rates and P-trap depth to avoid water stagnation and overflow in AHU rooms.
BTU Heat Load Calculator
Free online BTU heat load calculator. Estimate total thermal cooling load in BTU/hr based on room dimensions, ceiling height, and…
CFM Airflow Volume Sizer
Calculate required air delivery in Cubic Feet per Minute (CFM) across cooling coils for split, cassette, and central AHU systems.
Chilled Water Hydronic Pipe Sizing
Size central plant chilled water supply and return piping. Calculate GPM flow, internal pipe diameter, and friction head loss.
Compressor Displacement Capacity
Calculate compressor swept volume in m³/hr and estimated thermal cooling kW from displacement in cc/rev and operating RPM.
Cooling Tower Approach & Range
Calculate cooling tower range, approach, and thermal effectiveness percentage. Audit industrial water-cooled chiller plant performance.
Duct Air Velocity (FPM & m/s)
Calculate airflow velocity inside round and rectangular ducts. Classify acoustic noise and static friction penalties.
Duct Sizer & Friction Rate Calculator
Size HVAC supply and return ducts accurately using the equal friction method. Get round diameters and equivalent rectangular duct sizes.
EER to COP & BEE ISEER Rating
Convert Energy Efficiency Ratio (EER) to Coefficient of Performance (COP) and Indian ISEER star rating equivalents.
HVAC Diagnostic Troubleshooting Wizard
Interactive online troubleshooting wizard for split AC, VRF systems, and commercial chillers. Step-by-step diagnostic solutions.