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Physics

Combustion Excess Air, Flue-Gas O2 and Stack Loss Calculator

August 26, 2026August 25, 2026 by Sam Gorman

Estimate excess air, net stack temperature, dry-flue-gas stack loss, and point-in-time combustion efficiency from dry-basis O2 readings.

Categories Physics

Steam Turbine Power and Efficiency Calculator

September 10, 2026August 25, 2026 by Sam Gorman

Calculate steam turbine electric power, steam rate, required flow, or isentropic efficiency from inlet and exhaust conditions.

Categories Physics

Induction Heating Power, Time and Energy Cost Calculator

August 26, 2026August 25, 2026 by Sam Gorman

Estimate induction generator power or heating time, input kWh, and variable electricity cost per part from weight, temperatures, and process data.

Categories Physics

CNC Machining MRR, Horsepower and Cycle Cost Calculator

September 13, 2026August 25, 2026 by Sam Gorman

Calculate milling or turning MRR, spindle power, cutting time, and itemized cycle cost per part from CNC cut and job inputs.

Categories Physics

Economic Pipe Insulation Thickness and Payback Calculator

August 25, 2026 by Sam Gorman

Compare quoted pipe insulation thicknesses by energy savings, annualized cost, heat loss, surface temperature, and simple payback.

Categories Physics

Industrial Oven Energy, Throughput and Cost Calculator

August 26, 2026August 25, 2026 by Sam Gorman

Estimate industrial oven warm-up and operating kWh, completed batches, good output, and electricity cost per run, batch, and unit.

Categories Physics

Flow Meter K-Factor, Pulse Totalizer and Flow Rate Calculator

August 26, 2026August 25, 2026 by Sam Gorman

Calculate flow rate and totalized volume from a flow meter K-factor, Hz reading, or timed pulse count in US gallons, liters, or m3.

Categories Physics

Load Cell mV/V Output, Gain and ADC Resolution Calculator

August 26, 2026August 25, 2026 by Sam Gorman

Calculate load-cell bridge output, gain, ADC code spacing, load per count, and worst-case headroom before ADC clipping.

Categories Physics

Hydraulic Heat Load and Oil Cooler Size Calculator

September 23, 2026August 25, 2026 by Sam Gorman

Estimate hydraulic heat load, reservoir heat rejection, and preliminary oil-cooler duty in BTU/hr and kW.

Categories Physics

Thermography Emissivity Correction Calculator

August 25, 2026August 25, 2026 by Sam Gorman

Correct an uncorrected thermal-camera temperature for emissivity and reflected apparent temperature in Fahrenheit or Celsius.

Categories Physics
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Advertiser disclosure: LumenCalculator.com is an independent, advertising-supported calculator site. Display ads may be served by partners such as Google. We may earn revenue from ads. Advertising does not influence calculator outputs.

About these calculators: Tools provide educational estimates based on formulas and common assumptions. Results are illustrative and may not match real-world components, tolerances, and environmental conditions. Verify against datasheets, standards, and professional guidance where relevant.

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