Pearl River Delta Power Grid Invests Over 170 Billion Yuan in Five Years to Accelerate Smart Grid Construction in Guangdong, Hong Kong, Macao and Gulf Region
On March 18, China Southern Power Grid Corporation's Key Measures for Serving the Development of Guangdong, Hong Kong, Macao and the Gulf Region (hereinafter referred to as "26 Key Measures") were released in Beijing. The Southern Power Grid has put forward 26 specific measures to fully serve the development of Guangdong, Hong Kong, Macao and the Gulf region, closely focusing on its strategic positioning of "a vibrant world-class urban agglomeration, an international scientific and technological innovation center with global influence, an important support for the construction of" the belt and road initiative ",a demonstration zone for in-depth cooperation between the Mainland and Hong Kong, Macao and a high-quality living circle that is livable, suitable for industry and suitable for tourism".
At the meeting, China Southern Power Grid also joined 71 industry associations and enterprises to issue a cooperation initiative to serve the development of electricity in the Gulf region of Guangdong, Hong Kong, Macao and Taiwan, and signed a strategic cooperation framework agreement with 12 power enterprises to serve the development of the Gulf region of Guangdong, Hong Kong, Macao and Taiwan, jointly advocating a green and low-carbon production and life style, jointly building the Gulf region of Guangdong, Hong Kong, Macao and Taiwan into a world demonstration bay region for clean energy utilization, and assisting in the construction of a clean, low-carbon, safe and efficient energy system.
Meng zhenping, chairman of the board of directors and party secretary of China southern power grid corporation, said that as a central backbone enterprise located in the big bay area of Guangdong, hong kong, Macao and the state Council, China southern power grid will resolutely implement the decision-making and deployment of the party central Committee and the state Council, focus on the implementation of the development planning outline of the big bay area of Guangdong, hong kong, Macao and the big bay area, fully serve and integrate into the major strategy of building the big bay area of Guangdong, hong kong, Macao and the big bay area, and help the big bay area to build a first-class bay area and a world-class At the same time, China Southern Power Grid will take the construction of the service bay area as a major opportunity to become stronger, better and bigger, actively explore new momentum of development, promote the company to achieve high-quality development and build a world-class enterprise with global competitiveness.
In 2018, the average blackout time for Shenzhen full-caliber customers was 0.5 hours.
Build a world-class smart grid to help build a first-class bay area and a world-class urban agglomeration.
Power comes first in the development of bay area. In 2018, the largest electricity consumption load of the whole society in Guangdong, Hong Kong, Macao and the Gulf region was about 90 million kilowatts, and the electricity consumption of the whole society was nearly 520 billion kilowatts (of which Hong Kong and Macao accounted for about 10%), with the per capita electricity consumption exceeding that of Germany.
Guangdong, Hong Kong, Macao and the Great Bay Area will build a first-class bay area and a world-class urban agglomeration with vitality and international competitiveness, which will bring great opportunities to the development of energy and electricity, and also put forward new requirements for high-quality development. It is estimated that by 2035, the electricity consumption load in Guangdong, Hong Kong, Macao and Dawan will reach 130 million kilowatts, up nearly 50% from 2018. The electricity consumption of the whole society reached 700 billion kilowatt hours, an increase of more than 40% over 2018. Per capita electricity consumption exceeded 8,300 kilowatt hours, exceeding the current level in developed countries such as Germany and Japan, with an increase equivalent to the total electricity consumption of Hong Kong, Macao and Taiwan. At the same time, the energy demand in Guangdong, Hong Kong, Macao and the Gulf region will be characterized by a high level of clean and low carbon, high safety requirements and diversified energy demand.
First-class bay area construction needs first-class power protection. Cao Zhian, director, general manager and deputy party secretary of China Southern Power Grid Corporation, said that China Southern Power Grid is actively transforming into a smart grid operator, an energy industry value chain integrator and an energy ecosystem service provider. With the goal of building a world-class smart grid, China Southern Power Grid will further promote the planning and construction of smart grids in the Gulf region of Guangdong, Hong Kong, Macao and Taiwan, actively apply the key technology of "moving knowledge from big cloud to big object", continuously improve the quality of power supply service in the Gulf region of Guangdong, Hong Kong, Macao and Taiwan, give full play to the role of power grid in optimizing the allocation of resources and serving the green development platform, better protect the economic and social development of the three regions of Guangdong, Hong Kong, Macao and Taiwan, and meet the smart energy
Shenzhen, one of the core engines for the development of the Gulf region, like Paris, London and other international cities, Shenzhen power grid has the characteristics of high power supply reliability, high power quality and high load density. At present, the 80 new substation sites above 220kv in Shenzhen have all been incorporated into the government's urban planning and will be built into intelligent substations.
Xu Daming, spokesman of China Southern Power Grid Corporation, said that China Southern Power Grid Corporation will invest more than 170 billion yuan in the Pearl River Delta power grid from 2018 to 2022 to speed up the planning and construction of smart grids in Guangdong, Hong Kong, Macao and the Gulf region, to continuously improve the power grid's ability to prevent and combat disasters, and to basically build a safe, reliable, green and efficient smart grid by 2022. By 2030, Guangdong, Hong Kong, Macao and the Gulf region will take the lead in building a world-class smart grid to support the development of a modern economic system and the construction of smart city clusters in the Gulf region.
Reliable power supply is the key to the world-class smart grid. The "26 Key Measures" put forward that the Southern Power Grid will continue to build and perfect the urban power transmission and distribution network, with the target that the average annual power outage time for customers in central urban areas of Guangzhou and Shenzhen will be less than 0.5 hours in 2020, and the average annual power outage time for customers in central urban areas of Zhuhai, Foshan, Huizhou, Dongguan, Zhongshan, Jiangmen and Zhaoqing will be less than 1 hour. High-reliability power supply demonstration areas such as Guangzhou Zhongxin Knowledge City, Shenzhen Qianhai and Zhuhai Hengqin New District have been completed. The average annual power outage time of customers is less than 5 minutes, reaching the leading level of similar cities in the world.
The world's first-class smart grid will have a strong ability to prevent and combat disasters. Guangdong, Hong Kong, Macao and the Gulf region are prone to natural disasters such as typhoons. The Southern Power Grid will speed up the construction of urban guaranteed power grids, carry out differentiated coastal power grid construction, carry out "cable lines+indoor stations" disaster prevention and disaster relief "lifeline" construction in coastal cities, optimize the distribution of disaster relief power supply and energy storage, and strive to ensure that the core areas of the city and key users do not have power outages and few power outages under extreme natural disasters.
The world's first-class smart grid, "smart" electricity use will become an important feature. When a fault occurs in an external large power grid, the micro-grid system automatically detects the fault and disconnects the connection with the large power grid, enabling the energy storage device to supply power, and the whole process is less than 0.05 seconds. This is a smart low-carbon microgrid project piloted in Nansha, Guangzhou. The project adopts clean energy sources such as roof photovoltaic system, which can absorb 100% of the important load of clean energy nearby.
Zhang Wenfeng, director of the planning department of China Southern Power Grid Corporation, said that the company would coordinate the development needs and characteristics of Shenzhen Qianhai Shenzhen-Hong Kong Modern Service Industry Cooperation Zone, Guangzhou Nansha Guangdong-Hong Kong-Macao Comprehensive Cooperation Demonstration Zone and Zhuhai Hengqin Guangdong-Hong Kong-Macao Deep Cooperation Demonstration Zone, plan and build a smart energy system suitable for them, play a role of experiment and demonstration, improve the comprehensive energy service level and promote safe and efficient use of energy.
The picture shows Zhuhai Hengqin Power Supply Service Team using robots to patrol underground cables. (southern power grid supply chart)
Promote power cooperation in Dawan district and help the construction of a demonstration zone for in-depth cooperation between the mainland and hong kong and Macao.
In the beautiful Lingdingyang sea area, large silvery-white windmills are spinning in the wind, delivering clean and green wind energy to Zhuhai power grid. According to the "Implementation Plan of Guangdong's 13th Five-Year Plan" for Energy Structure Adjustment, Guangdong plans to start construction of offshore wind power installed capacity by the end of 2020, of which over 2 million kilowatts will be built. The New Energy Research Center of China Southern Power Grid and the Offshore "Wind Power+Energy Storage" Grid-connected Research Laboratory will be opened recently in Hengqin, Zhuhai, to carry out research on key and forward-looking technologies for grid-connected new energy and support the orderly development and utilization of wind energy resources in Dawan District.
Tang Guangxue, director of the Ministry of Science and Technology of China Southern Power Grid Corporation, said that from 2018 to 2022, the company has invested more than 20 billion yuan in research and development of power grid technology in Dawan District, focusing on key fields and technical directions such as safe and stable operation of large power grid, direct current transmission, smart grid, large-scale new energy access, integrated smart energy, artificial intelligence application, digital economy, multi-network integration, large-scale energy storage, etc. to carry out scientific and technological research and master core technologies. The company will also build an open online and offline "double innovation" platform, connect with global innovation resources, and actively participate in the construction of the international science and technology innovation center in Dawan district.
In this hot land of Guangdong, Hong Kong, Macao and the Great Bay Area, people feel not only the surging passion for innovation, but also the spirit of cooperation in pursuit of dreams. In December 2018, 220 kv yandun substation, the hub of the third power transmission channel from China southern power grid to Macao, was successfully completed and put into operation. this substation is the main power supply for the central business district of hengqin crossgate in Macao and Zhuhai. its commissioning further promoted the overall construction progress of the third power transmission channel project to Macao.
Guangdong, Hong Kong and Macao have close cooperation and interconnected power grids. At present, the Southern Power Grid is connected to Hong Kong via 4 400 kV lines and 7 132 kV lines, and to Macao via 6 220 kV lines and 4 110 kV lines. The electricity delivered to Hong Kong accounts for 25% of the electricity consumed in Hong Kong and to Macao accounts for more than 80% of the electricity consumed in Macao.
In order to facilitate the construction of a demonstration zone for in-depth cooperation between the mainland and Hong Kong and Macao, China Southern Power Grid Corporation will strengthen the interconnection of power infrastructure in Guangdong, Hong Kong and Macao, and further enhance the mainland's power supply guarantee capability for Hong Kong and Macao. The third transmission channel from China Southern Power Grid to Macao is planned to be completed and put into operation this year. By then, the transmission channel to Macao will be changed from "two roads" in the north and south to "three roads" in the north and south, and the power transmission capacity to Macao will be further increased by 400,000 kilowatts. The construction of the 220 kV island power transmission and transformation project in Shenzhen is accelerating and will further ensure the power supply safety of the gas facilities involved in Hong Kong when put into operation.
At the same time, China Southern Power Grid is also actively promoting the construction of mutually beneficial cooperation mechanism among Guangdong, Hong Kong and Macao power enterprises. Since the Southern Power Grid initiated the Guangdong, Hong Kong and Macao Power Enterprises Summit in 2011, it has successfully held eight sessions so far, and has established a high-level communication and liaison mechanism for the four power enterprises in the three places, namely, Southern Power Grid, Hong Kong China Light and Power Company, Macao Power Company and China Nuclear Power Group. It has also promoted the construction and improvement of mechanisms such as communication and coordination of power grid planning, networking and operation cooperation, disaster prevention and mitigation and emergency response, and exchange and sharing of enterprise investment and operation.
The picture shows the Hengqin Power Supply Institute team inspecting power supply equipment at Hengqin Wharf. (southern power grid supply chart)
Increase clean and low-carbon power supply to help build high-quality living quarters
In January this year, the Ministry of Ecological Environment reported the air quality in 2018. Among the key cities with better air quality in the country, Shenzhen, Huizhou, Zhuhai, Zhongshan and other cities in Guangdong ranked in the top 20.
For a long time, China Southern Power Grid has earnestly implemented the concept of green development, relying on the platform of power transmission from west to east to increase clean and low-carbon power supply, promoting the substitution of power in key areas, continuously optimizing the energy structure and layout in the Gulf region of Guangdong, Hong Kong, Macao and Taiwan, and helping the Gulf region to build a high-quality living circle that is livable, industrial and tourable.
According to reports, in 2018, the electricity from the west to the east of the southern power grid will reach 217.5 billion kilowatt hours, up 7.2% year-on-year, the utilization rate of the unified water transfer energy will reach 95.6%, the utilization rate of wind power and photovoltaic power generation will both exceed 99%, and the non-fossil energy consumption of the entire grid will account for 51.5% in the whole year. A steady stream of clean electricity has not only provided sufficient power for the development of the Bay Area of Guangdong, Hong Kong, Macao and Taiwan, but also kept the blue sky and white clouds in the Bay Area.
Zhang Wenfeng, director of the planning department of China Southern Power Grid Corporation, said that the southern region has completed the "8-to-10-direct" West-to-East power transmission corridor. The annual power transmission received by the Bay Area of Guangdong, Hong Kong, Macao and Taiwan is equivalent to reducing the consumption of 57 million tons of standard coal in the Bay Area. It will also vigorously support the development and utilization of clean energy and increase the supply of clean low-carbon power outside the area. By 2035, the installed share of clean energy in the Bay Area will reach 80%. The company is building the world's first ultra-high voltage multi-terminal flexible direct power transmission project-Kun Liu long DC project. when it is fully completed and put into operation in 2021, it will add another 5 million kilowatts of clean hydropower in Yunnan to the bay area of Guangdong, hong kong, Macao and Taiwan, which can reduce the coal consumption and carbon dioxide emission of the bay area of Guangdong, hong kong, Macao and Taiwan by 6 million tons per year.
China Southern Power Grid is actively playing the role of a green development platform for power grid services, promoting power substitution in key areas such as port electricity and electromagnetic kitchens, and expanding energy-saving services in hotels, shopping malls and hospitals. Strengthen the construction of urban public charging infrastructure. The Southern Power Grid has completed the inter-city fast charging network around the Pearl River Delta. It will continue to speed up the construction of inter-city fast charging network and charging facilities in expressway service areas. By 2020, the service radius of public charging infrastructure in Guangzhou and Shenzhen core areas will not exceed 1km, and that in Foshan, Dongguan, Zhongshan, Zhuhai, Huizhou, Jiangmen, Zhaoqing and other core areas will not exceed 2km. This will help the Pearl River Delta region to realize the development goals of electric vehicles such as pure electric public transportation and promote green travel.
A high-quality living environment suitable for living, industry and tourism needs a high-quality electricity business environment. Luo Ji, director of the marketing department of China Southern Power Grid, said that the company will create a globally competitive power business environment in Guangdong, Hong Kong, Macao and the Gulf region, further improve the efficiency of power operation, reduce the cost of electricity connection, and improve the service level, striving to reach the top of the world in terms of "access to electricity". Specific measures include streamlining the expansion of the newspaper industry to 2-3 links; Guangdong, Hong Kong, Macao and the Gulf region's customer investment interface extends to the customer's red line, exploring the implementation of low-voltage power supply mode for medium-voltage industrial and commercial customers, and fully realizing "zero investment" in receiving electricity for new customers with 200 KVA or less. Vigorously promote the Internet unified service platform, so that customers can handle routine business "not once".
It is reported that China Southern Power Grid will also do a good job of planning the power development and smart grid construction in Guangdong, Hong Kong, Macao and the Great Bay Area in accordance with the planning outline. It will build a safe, reliable, green and efficient smart grid in Guangdong, Hong Kong, Macao and the Great Bay Area. It will continue to improve its power security capability and implement the national strategy of assisting the construction of Guangdong, Hong Kong, Macao and the Great Bay Area with practical actions.
Source: People's Network