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Kilowatt-hours to Kilocalories conversion

Kilowatt-hours to Kilocalories conversion table

Kilowatt-hours (kWh)Kilocalories (kcal)
00
1860.4206500956
21720.8413001912
32581.2619502868
43441.6826003824
54302.103250478
65162.5239005736
76022.9445506692
86883.3652007648
97743.7858508604
108604.206500956
2017208.413001912
3025812.619502868
4034416.826003824
5043021.03250478
6051625.239005736
7060229.445506692
8068833.652007648
9077437.858508604
10086042.06500956
1000860420.6500956

How to convert kilowatt-hours to kilocalories?

To convert kilowatt-hours (kWh) to kilocalories (kcal), you need to use a conversion factor. One kilowatt-hour is equal to approximately 860.42 kilocalories. The conversion formula can be written as:

kcal=kWh×860.42\text{kcal} = \text{kWh} \times 860.42

Let’s convert 1 kWh to kilocalories using the formula:

1 kWh×860.42 kcal/kWh=860.42 kcal1 \text{ kWh} \times 860.42 \text{ kcal/kWh} = 860.42 \text{ kcal}

So, 1 kWh is equivalent to 860.42 kilocalories.

Real-World Examples of Other Quantities of Kilowatt-Hours:

  1. A 100-Watt Light Bulb

    • If a 100-watt light bulb is used for 10 hours, it consumes: 100 W×10 hours=1000 watt-hours=1 kWh100 \text{ W} \times 10 \text{ hours} = 1000 \text{ watt-hours} = 1 \text{ kWh}
    • The energy consumption in kilocalories is: 1 kWh×860.42 kcal/kWh=860.42 kcal1 \text{ kWh} \times 860.42 \text{ kcal/kWh} = 860.42 \text{ kcal}

  2. Typical Household Daily Usage

    • An average household might use around 30 kWh per day.
    • Converting to kilocalories: 30 kWh×860.42 kcal/kWh=25,812.6 kcal30 \text{ kWh} \times 860.42 \text{ kcal/kWh} = 25,812.6 \text{ kcal}

  3. Electric Car Charging

    • Charging an electric car might use 50 kWh.
    • Converting to kilocalories: 50 kWh×860.42 kcal/kWh=43,021 kcal50 \text{ kWh} \times 860.42 \text{ kcal/kWh} = 43,021 \text{ kcal}

  4. Running an Air Conditioner

    • Suppose an air conditioner uses 3.5 kW and runs for 8 hours: 3.5 kW×8 hours=28 kWh3.5 \text{ kW} \times 8 \text{ hours} = 28 \text{ kWh}
    • Converting to kilocalories: 28 kWh×860.42 kcal/kWh=24,091.76 kcal28 \text{ kWh} \times 860.42 \text{ kcal/kWh} = 24,091.76 \text{ kcal}

By using the conversion factor (1 kWh = 860.42 kcal), you can easily convert any quantity of kilowatt-hours to kilocalories. This information helps put the concept of energy consumption into perspective, especially when relating it to daily activities and household appliances.

See below section for step by step unit conversion with formulas and explanations. Please refer to the table below for a list of all the Kilocalories to other unit conversions.

What is kilowatt-hours?

A Kilowatt-hour is a unit of energy and its units, kWh, are formed with W for watt and h for hour from SI unit system combined with letter k, metric prefix, for 1,000 or 10310^3. Its definition, in the context of electricity, is the energy of one watt power flowing for one hour.

Followings equivalent equations are identical but in different units. Please note that factor 10310^3 is representing Kilo prefix in kWh unit.

1kWh=103∗Pt=103∗IVt=3600∗103∗J=2.247∗1022∗103eV=8.598∗105∗103cal1 kWh = 10^3*Pt = 10^3*IVt = 3600 * 10^3*J = 2.247 * 10^{22} * 10^3 eV = 8.598*10^5 * 10^3 cal

P−PowerP - Power
t−Time (in hours. Multiply by 3600 to convert to seconds)t - Time \text{ (in hours. Multiply by 3600 to convert to seconds)}
I−CurrentI - Current V−VoltsV - Volts
J−JoulesJ - Joules
eV−ElectronvolteV - Electronvolt
cal−Caloriescal - Calories

Wikipedia page for Kilowatt-hour (watt-hour redirected to kWh) UCI article on Energy Units and Conversions Ian Woofenden's explanation on difference between Watts and Watt-Hours

What is kilocalories?

Kilocalories (kcal) are a unit of energy that measures the amount of heat or energy required to raise the temperature of 1 kilogram of water by 1 degree Celsius. In other words, it's a measure of how much energy is needed to change the state of a substance (in this case, water).

In nutrition and food science, kilocalories are used to express the energy content of foods and drinks. One kilocalorie is equal to 1000 calories (not to be confused with "Calories" which is capitalized and refers to the unit of energy specifically related to the human body). The term "kilocalorie" is often shortened to simply "calorie", but technically, it's a measure of the energy content of foods and drinks.

Here are some examples of how kilocalories are used in everyday life:

  1. Food labels: When checking nutrition labels on packaged foods, you'll see the energy content listed in kilocalories (kcal).
  2. Caloric intake: The number of kilocalories an individual consumes or burns is a measure of their caloric balance.
  3. Physical activity: The energy expended during exercise or physical activity is also measured in kilocalories.

To give you an idea of the scale, here are some approximate kilocalorie values for common foods and drinks:

  • Apple (1 medium): 95 kcal
  • Banana (1 medium): 105 kcal
  • Cup of coffee: 0-2 kcal
  • Glass of water: 0 kcal

I hope that helps you understand what kilocalories are!

Complete Kilowatt-hours conversion table

Enter # of Kilowatt-hours
Convert 1 kWh to other unitsResult
Kilowatt-hours to Watt-seconds (kWh to Ws)3600000
Kilowatt-hours to Watt-minutes (kWh to Wm)60000
Kilowatt-hours to Watt-hours (kWh to Wh)1000
Kilowatt-hours to Milliwatt-hours (kWh to mWh)1000000
Kilowatt-hours to Megawatt-hours (kWh to MWh)0.001
Kilowatt-hours to Gigawatt-hours (kWh to GWh)0.000001
Kilowatt-hours to Joules (kWh to J)3600000
Kilowatt-hours to Kilojoules (kWh to kJ)3600
Kilowatt-hours to Megajoules (kWh to MJ)3.6
Kilowatt-hours to Gigajoules (kWh to GJ)0.0036
Kilowatt-hours to calories (kWh to cal)860420.6500956
Kilowatt-hours to Kilocalories (kWh to kcal)860.4206500956

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