How is the energy of the sun formed?
Posted in Solar energy and its utilization

How is the energy of the sun formed?

The sun is a luminous giant gaseous star (Figure 1), with a diameter of about 1.39 million km (1.39×109m), a volume of about 1.42×1027m3 (1.3…

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The history of solar energy utilization
Posted in Solar energy and its utilization

The history of solar energy utilization

Ancient people worshiped the sun very much. Many countries with a long history, such as Egypt, Greece and China, have had many legends about the…

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What kind of energy and environmental problems are facing mankind?
Posted in energy overview

What kind of energy and environmental problems are facing mankind?

①Environmental impact of conventional energyThe development and utilization of any kind of energy will have a certain impact on the environment. The environmental problems caused…

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What are the types of energy?
Posted in energy overview

What are the types of energy?

Energy is a natural resource that can be converted into some form of energy for human use under certain conditions. There are many types of…

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The concept of energy and the quality of energy
Posted in energy overview

The concept of energy and the quality of energy

In a certain period and place, under certain conditions, it has development value and can satisfy or improve the sum of the natural environmental factors…

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The history of human energy utilization
Posted in energy overview

The history of human energy utilization

The history of mankind’s use of energy is the history of mankind’s knowledge and conquest of nature. ①. The original utilization of natural energyHundreds of…

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