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China should speed up the construction of electric power
The electric power industry "1025" planning troops, and is expected to be included in the special plan of the state. In terms of the transformation of power development, Liu Zhenya pointed out that the fundamental measure is to speed up the construction of UHV power grid as the backbone of the strong smart grid, to promote the intensive development of large hydropower, coal, large nuclear power, large-scale renewable energy power generation base, to achieve a greater range of energy resources optimization allocation.
On the construction of electric power high speed road, some of the well-known experts in favor of some opposition, as the Three Gorges project before the same, the views are not uniform, but all around the economy, the feasibility of the debate, around the use of DC high voltage is also used to exchange UHV program controversy, no matter how, are hoping to do a good job. However, the necessity of the construction of UHV power grid is known as the power high speed road, but there is no need to argue.
Belong to the national policy to encourage hydropower station, within the scope of the nuclear power plant and wind farm, photovoltaic field and other renewable energy base construction site conditions, cannot move freely; because of the economic and resource constraints, the energy of the digestive utilization, may not solve the nearest, not to mention such as hydroelectric power affected, upstream the water wind power, photovoltaic power generation load affected by the weather, unable to maintain stability, and must be connected to the power grid, and other benefits to adjust each other, and the transmission of these energy sources can not rely on the railway and highway transportation to solve, can only rely on the grid, in order to develop more of this kind of renewable energy, you need to the construction of the power transmission capacity of UHV power grid.
In addition, the power resources and demand in our country are affected by economic, climate and other factors, and the power generation equipment can be used to balance the power generation equipment. The power supply and power generation efficiency are reduced. The power generation capacity and power load are more close to the overall balance, so as to save power plants.
Some experts worry that the development of UHV power grid, to achieve the national grid will lead to strengthen the monopoly of power grid enterprises, hinder the power reform, it is not necessary. After the high voltage power grid is built, the power generation enterprise will stand on a platform, is more advantageous to realize the power reform of each power plant for the Internet, improve the efficiency of power generation, reduce the price of electricity, so that the public benefit. Power grid enterprises have been characterized by the national development and Reform Commission for public welfare state enterprises, will be more powerful supervision by the national government departments, not to mention the decision of power reform is still under control in the hands of the government, through the next step of the power reform and distribution, can achieve the efficiency and fairness of power grid enterprises.
Whether the special high-voltage power grid can replace the railway, highway transportation function, as long as the scientific and reasonable transmission price, through the railway, highway and transmission lines in investment, covering, transportation capacity, loss and other costs of economic analysis, comparison, can be determined through market competition. In the aspect of technical maturity, the use of DC high voltage or AC high voltage, because of the investment, power transmission capacity, transmission distance and the impact on the stability of the power grid system, can also be in line with the principle of sound, economic, local conditions, to choose the better.
Construction of UHV power grid, improve power transmission capacity of the power grid, the power supply of the major regional power grids, the development of renewable energy, such as hydropower and wind power, photovoltaic and other renewable energy is necessary to optimize the industrial layout, energy-saving emission reduction, and promote sustainable and healthy development of social and economic development is very necessary, should speed up the.