Uhv energy storage principle

What is a UHV power line?

UHV power lines are high voltage transmission lines rated at voltages above 500 kV. They are typically deployed for efficient, long-distance, and bulk transmission of electricity. UHV transmission lines can reduce the cost of electricity transmission through the relocation of energy resources and improve power system stability.

Why are UHV transmission lines so popular?

UHV transmission lines are popular in countries planning to install large amounts of renewable energy, such as wind power, that need to be transmitted over long distances like China, which has been developing UHV transmission lines since 2008.

What is UHV technology?

UHV (Ultra-High Voltage) Technologies are principles that encourage and support the independent innovation capability of local electric manufacturers, such as XJ Group and Pinggao Group. This adoption would accelerate the development of high-tech equipment, promote technological progress, and optimize the power industry structure.

Why does China use UHV transmission?

China uses UHV transmission to accommodate the country's swelling installed renewable capacity and alleviate congestion in high-curtailment areas of renewable power. With the world’s largest cumulative wind installation and a large amount of solar power generation capacity coming online, this is a necessary measure.

What is China's approach to UHV standards?

China has been intensifying its effort to set indigenous standards for homegrown ultra-high voltage (UHV) transmission technology as a matter of government policy and corporate strategy. The country also aims to contribute to UHV standards internationally.

Will UHV power transmission be a smart grid?

At the 2009 International Conference on UHV Power Transmission in Beijing, State Grid proposed the development of a "strong and smart" grid with ambitious plans to achieve this goal as early as 2020, in contrast to Russia and Japan, whose UHV transmission projects are limited to the construction of lines.