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Why is it difficult to build a nuclear fusion reactor?

Why is it difficult to build a nuclear fusion reactor?

The technological difficulties of fusion reactors are difficult to overcome. Temperatures approaching the temperature of the sun (approximately 150,000,000 °C) are required for fusion to occur on Earth. Reaching this very high temperature and containing the reaction at it for a sufficiently long time is very difficult.

What is the main difficulty in designing nuclear fusion reactors?

The simple answer is that it has been particularly difficult to obtain high enough plasma densities , temperatures , and energy confinement times simultaneously for a reactor to approach ignition conditions.

Why fusion is not working?

One of the biggest reasons why we haven’t been able to harness power from fusion is that its energy requirements are unbelievably, terribly high. In order for fusion to occur, you need a temperature of at least 100,000,000 degrees Celsius. That’s slightly more than 6 times the temperature of the Sun’s core.

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What happens if something goes wrong with nuclear fusion?

Because fusion requires such extreme conditions, “if something goes wrong, then it stops. No heat lingers after the fact.” With fission, uranium is split apart, so the atoms are radioactive and generate heat, even when the fission ends. Despite its many benefits, however, fusion power is an arduous source to achieve.

Is it possible to build a fusion reactor?

The complexities of plasma physics and fusion energy science are inexhaustibly fascinating in their own right, and there are still unknowns yet to be uncovered and understood. But, when considering the prospect of building a fusion reactor, the fundamental conditions that must be achieved are relatively easy to understand.

Why is it so hard to make a nuclear reactor explode?

The simple answer is that it has been particularly difficult to obtain high enough plasma densities , temperatures , and energy confinement times simultaneously for a reactor to approach ignition conditions.

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What are the challenges of fusion energy?

One of the central challenges of fusion energy is the temperature required to produce meaningful amounts of fusion power from an ionized gas that is commonly referred to as a plasma. The necessary temperatures for fusion energy production vary depending on the type of fusion being pursued.