What Is This Tool?
This unit converter allows you to transform power values from calorie (th)/second, a thermal energy transfer unit common in legacy and laboratory settings, into decijoule/second [dJ/s], a small-scale SI-derived power measurement. It facilitates translating older thermal power units into consistent modern equivalents.
How to Use This Tool?
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Enter the power value measured in calorie (th)/second you want to convert
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Select the output unit as decijoule/second [dJ/s]
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Click convert to get the equivalent power value in decijoule/second
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Use the result for calculations in calorimetry, HVAC, or electronics power measurement
Key Features
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Converts calorie (th)/second to decijoule/second with clear definitions
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Supports interpretation of legacy thermal power units to SI-derived units
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Useful for small-scale power levels in scientific and engineering contexts
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Browser-based and easy to use with straightforward input and output
Examples
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2 cal(th)/s converts to 83.68 dJ/s
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0.5 cal(th)/s converts to 20.92 dJ/s
Common Use Cases
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Reporting heat flow in laboratory calorimetry experiments
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Specifying power of small heating elements or burners in older documents
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Converting legacy thermal power units for HVAC and process engineering
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Measuring power consumption of low-power electronics like sensors and microcontrollers
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Describing thermal or acoustic power in lab measurements of small devices
Tips & Best Practices
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Always enter values accurately according to your source measurements
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Be mindful that calorie (th)/second is tied to a fixed thermochemical calorie definition
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Use decijoule/second for relatively small power levels to maintain clarity
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Consider the context and device type when interpreting converted power values
Limitations
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Calorie (th)/second is less common in modern power measurement uses
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Decijoule/second is best suited for small power and may not scale well for large values
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Conversions depend on calorimetric measurement accuracy and assumptions like neglecting heat losses
Frequently Asked Questions
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What does 1 calorie (th)/second represent in watts?
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One calorie (th)/second equals exactly 4.184 watts, based on the thermochemical calorie definition.
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Why convert calorie (th)/second to decijoule/second?
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Converting allows translation of legacy thermal power units into standardized SI-derived units useful for small-scale scientific and engineering measurements.
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Is decijoule/second suitable for large power levels?
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No, decijoule/second is intended for relatively small power levels and may be impractical for very large powers.
Key Terminology
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Calorie (th)/second
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A unit of power representing one thermochemical calorie of energy transferred per second, equal to 4.184 watts.
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Decijoule/second [dJ/s]
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An SI-derived power unit equal to 0.1 watt, used for expressing small power quantities in science and engineering.
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Thermochemical calorie
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A calorie definition exactly equal to 4.184 joules, used as the basis for calorie (th)/second.