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Calculators

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Electrical Engineering Calculators

Conductors, Resistors, Capacitors, PCB's
  • Wire Parameter Calculator -- Enter AWG, temperature and number of wires and calculate copper area and diameter, resistance, and ampacity.

 

Mechanical Engineering Calculators

Fundamentals
  • Statics and Dynamics -- Statics, dynamics, and fluid dynamics applets.
Hydraulics
  • Valve Sizing -- CV calculators for gas, liquid and steam.
Heating and Air Conditioning
  • TEST: The Expert System for Thermodynamics© -- TEST is "a general-purpose visual tool for solving thermodynamic problems and performing 'what-if' scenarios with the click of a button. The range of topics includes basic concepts, evaluation of thermodynamic states, first law of thermodynamics for closed and open systems, second law of thermodynamics, entropy and availability analysis, power and refrigeration cycles, generalized charts, gas mixtures, air conditioning, combustion, and gas dynamics."

 

Industrial Engineering Calculators

Cost Estimating
  • Cost of Downtime Calculator -- "Use this worksheet to determine how much your company loses during system failures."