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New energy sources include solar energy, biomass energy, hydro energy, wind energy, geothermal energy, wave energy, ocean current energy, tidal energy, nuclear fusion energy, hydrogen energy, nuclear energy, etc. New energy generally refers to the energy that has just been developed and utilized, is being actively researched or needs to be promoted, which is different from traditional energy.
New energy refers to renewable energy that can be developed and utilized on the basis of new technologies, and in addition to the above various energy sources, it also includes the use of biogas, alcohol, methanol and other substances.
In daily life, coal, oil, natural gas and other energy sources that have been widely used are generally called conventional energy, and with the limited nature of conventional energy and the increasingly prominent environmental problems, the use of new energy has received more and more attention.
New energy has the characteristics of low energy density, low carbon content, wide distribution, and sustainable utilization, and has little impact on the environment when used, which is conducive to small-scale decentralized utilization.
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New energy refers to renewable energy and clean energy, which is an important direction for the adjustment of human energy structure. At present, the main new energy that has been quietly infiltrated includes the following:1
Solar energy: The use of solar energy to generate electricity, is a clean, renewable energy source. 2.
Wind energy: the use of wind power to generate electricity, has broad development prospects. 3.
Hydropower: The use of hydroelectric power is a mature clean energy. 4.
Biomass energy: It is a renewable energy source that uses biomass such as plants and crops to make fuel. 5.
Geothermal energy: The use of geothermal power generation is an emerging clean energy source. In addition, electric vehicles are also one of the new energy sources, using batteries as a power source, which can effectively reduce air pollution and noise pollution.
With the continuous development and maturity of technology, new energy will gradually replace traditional energy and become the main energy source in the future. <>
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New energy sources include solar energy, geothermal energy, wind energy, marine energy, biomass energy and nuclear fusion energy.
New energy, also known as unconventional energy, generally refers to renewable energy that is developed and utilized on the basis of new technologies. New energy sources include solar energy, biomass energy, wind energy, geothermal energy, wave energy, ocean current energy and tidal energy, as well as the thermal cycle between the ocean surface and the deep layer, in addition to hydrogen energy, biogas, alcohol, methanol, etc. The energy sources such as coal, oil, natural gas, and water that have been widely used are called conventional energy.
The characteristics of new energy are: abundant resources, generally renewable characteristics, and sustainable use by human beings; No carbon or little carbon content, low environmental impact; The resources are widely distributed, which is conducive to small-scale decentralized utilization; The energy density is low, and the development and utilization require large space.
Energy is the foundation for the survival and development of modern society, and the supply capacity of clean fuels is one of the foundations of national strategic security. At present, some renewable energy utilization technologies have made great progress and formed a certain scale around the world. With the vigorous support of the state, China has made great progress in the fields of wind power generation, marine energy tidal power generation and solar energy utilization.
The development prospects of new energy
China's strategy for future new energy development can be divided into three stages of development: the first stage is to realize the commercialization of some new energy technologies by 2010. In the second stage, by 2020, a large number of new energy technologies will reach the commercial level, and new energy will account for more than 18% of the total primary energy.
The third stage is to fully realize the commercialization of new energy, replace fossil energy on a large scale, and reach more than 30% of total energy consumption by 2050.
With the gradual expansion of China's domestic photovoltaic industry and the gradual improvement of technology, the cost of photovoltaic power generation will gradually decrease, and China's domestic photovoltaic capacity will increase significantly in the future. The country vigorously promotes hybrid vehicles, and the new energy strategy of automobiles has begun to enter the accelerated implementation stage, and open source and reduce expenditure go hand in hand.
The above content refers to Encyclopedia - New Energy.
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New energy sources mainly include solar energy, biomass energy, hydro energy, wind energy, geothermal energy, wave energy, ocean current energy and tidal energy, as well as the thermal cycle between the surface and the deep layer of the ocean. In addition to this, there are hydrogen energy, biogas, alcohol, methanol, etc.
The new energy that can form an industry in China mainly includes hydropower (mainly referring to small hydropower stations), wind energy, biomass energy, solar energy, geothermal energy, etc., which are recyclable clean energy.
The development of the new energy industry is not only an effective supplementary means for the entire energy system, but also an important measure for environmental governance and ecological protection, and the ultimate energy choice to meet the needs of sustainable development of human society.
The latest market status of new energy:
On March 16, 2015, 23 ministries and commissions, including the Ministry of Finance, the Ministry of Science and Technology, held an inter-ministerial joint meeting on the development of strategic emerging industries. Seven major industries, including energy conservation and environmental protection industry, new generation information technology lead burning industry, biological industry, high-end equipment manufacturing industry, new energy industry, new material industry, and new energy automobile industry, have become strategic emerging industries that China focuses on cultivating.
Among the industrial enterprises above designated size, the total profits of strategic emerging industries account for nearly 19%, and the main business income accounts for nearly 15%. The "Twelfth Five-Year Plan for the Development of National Strategic Emerging Industries" proposes that by 2020, the added value of strategic emerging industries will account for about 15% of GDP. <>
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New energy refers to in addition to coal, oil, natural gas and other traditional energy, directly or indirectly from the sun or the earth inside the generation of heat energy in various forms of energy, is the cornerstone of the future energy of human society, whether from the economic and social development of the road to sustainable development and the protection of human beings rely on the dust chain of the earth's ecological environment to look at the height, or some special purpose to solve the reality of the energy **, new energy development is of great strategic significance.
First, it can effectively solve the environmental pollution problems caused by China's energy shortage and the use of traditional energy.
Second, new energy is the cornerstone of the future energy of human society, is the alternative energy of fossil energy, research and practice show that new energy, rich in resources, widely distributed, renewable, does not pollute the environment, is recognized by the international community as an ideal alternative energy.
1. New energy is a practical energy source for more than 2 billion people without electricity in the world's underdeveloped countries and special purposes to solve the power supply problem.
Fourth, the new energy is clean and clean, the pollutant emission is very small, it is a clean energy in harmony with the ecological environment of the earth on which human beings depend, the emission of new energy pollutants is very small, and the use of new energy to gradually reduce and replace the use of fossil energy is a major measure to protect the ecological environment and take the road of sustainable economic and social development.
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