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How to calculate fuel tank capacity

2026-01-04 03:49:20 car

How to calculate fuel tank capacity

Fuel tank capacity is an important parameter for vehicles or oil storage equipment. Knowing how to calculate fuel tank capacity is not only helpful for daily use, but also provides a reference when modifying or repairing. This article will introduce in detail the calculation method of fuel tank capacity, and provide you with practical information based on hot topics and hot content on the Internet in the past 10 days.

1. Basic concept of fuel tank capacity

How to calculate fuel tank capacity

Fuel tank capacity usually refers to the maximum volume of fuel that the tank can hold, measured in liters (L) or gallons (gal). Calculating fuel tank capacity requires understanding the geometry and size of the tank. Common tank shapes include rectangular, cylindrical and irregular shapes.

2. Calculation methods of common fuel tank capacity

1.Rectangular parallelepiped fuel tank: Length × width × height = volume (the unit must be unified as decimeter, 1 liter = 1 cubic decimeter).

2.Cylindrical fuel tank: π×radius²×height=volume (the units of radius and height are unified to decimeter).

3.Irregular shaped fuel tank: Can be measured by segment calculation or water injection method.

Fuel tank shapeCalculation formulaExample
cuboidLength×width×height50cm long, 30cm wide, 20cm high, capacity = 5×3×2=30L
Cylindricalπ×radius²×heightRadius 10cm, height 40cm, capacity≈3.14×1²×4=12.56L

3. The correlation between hot topics on the Internet and fuel tank capacity

In the past 10 days, the following hot topics have been related to fuel tank capacity:

hot topicsRelated content
New energy vehicle battery lifeComparative analysis of battery capacity and fuel tank capacity
Oil prices riseHow to plan refueling frequency based on fuel tank capacity
car modificationThe legality and technical points of increasing fuel tank capacity

4. Things to note when calculating fuel tank capacity

1.Unified units: Make sure all dimensions are in decimeter (dm) or centimeter (cm) before converting.

2.safety margin: The actual capacity of the fuel tank may be smaller than the calculated value, and a 10%-15% safety space needs to be reserved.

3.Temperature effect: The fuel volume will change with the temperature, so avoid overfilling when the temperature is high.

5. Recommended practical tools

If manual calculation is complicated, you can use the following tools:

-Mobile APP: Such as "Fuel Tank Capacity Calculator", enter the size and automatically generate the result.

-Online website: Provides capacity calculation function for various geometric shapes.

Conclusion

Mastering the calculation method of fuel tank capacity can not only optimize vehicle costs, but also improve safety. Combined with current hot topics such as new energy vehicles and oil price fluctuations, it is more practical to plan the use of fuel tanks rationally. For precise data, it is recommended to consult the vehicle manual or a professional technician.

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