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When electric cars turn into backup power, Taipower's first V2G smart charging demonstration facility in Taiwan operates today

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發表日期:2021-08-04 14:08:26

As the range of electric vehicles continues to grow, there are currently more than 15,000 electric vehicles on the road, acting as the large mobile power sources. In the future, they can not only be charged through charging stations, but also be discharged to provide their excess electricity to the grid when required, turning them into backup power supplies. Taipower has set up a smart charging demonstration facility for electric vehicles at Taipower’s Taipei City Branch next to National Taiwan University and National Taiwan University of Science and Technology. The facility is now open to the public for free from today (August 4). There are two 50-kW (kilowatt) DC dual-gun charging stations on the site. Since the stations have two-way charging and discharging functions, through the V2G (Vehicle-to-Grid) technology, the electric vehicle with discharging function can also send electricity back to the grid.

Taipower held the "Electric Vehicle V2G Charging Station and Smart Power Management System Launching Ceremony" at the Taipei City Branch this morning. Distinguished guests including Vice President of Taipower Wang Yao-Ting, Vice President of Far EasTone Telecommunications and International Business Group Ming-Xian Li, and Chairman of the Taiwan Electrical Contractors Association, Taipei Office Jian-Fu Chen, etc. were invited to witness the launching of Taipower’s first smart charging demonstration facility for electric vehicles on the main island of Taiwan. The V2G two-way charging and discharging functions of the facility were demonstrated by three electric vehicles including Tesla Model 3, Nissan LEAF and Audi e-tron.

  • Taipower has set up a smart charging demonstration facility for electric vehicles at Taipower’s Taipei City Branch next to National Taiwan University and National Taiwan University of Science and Technology. The launching ceremony was held today. Taipower’s Vice President of Taipower Wang Yao-Ting and other distinguished guests were invited to witness the launching of the facility which is now open to the public for free. Starting from the left is Chun-Lin Li, Village Chief of Xuefu Village, Da'an District, Taipei City: Jian-Fu Chen, Chairman of the Taiwan Electrical Contractors Association, Taipei Office: Ming-Xian Li, Vice President of Far EasTone Telecommunications and International Business Group; Wang Yao-Ting, Vice President of Taipower; Ting-Shu Zhang, Spokesperson of Taipower; and Jian-Chuan Zhang, Director of Taipei City Branch.

In recent years, Taipower has been committed to promoting digital transformation and innovative applications such as smart power and power IoT (Internet of Things), explained Taipower. At the end of last year, Taipower set up an electric vehicle smart charging demonstration facility in Kinmen to integrate power generation, power storage and power usage, creating a "smart low-carbon demonstration island". Now, Taipower collaborated with Far EasTone Telecommunications to set up the first demonstration facility on the main island of Taiwan. In addition to linking with the development of smart grid, it is hoped that the established demonstration facility can make contribution to the promotion of the electric vehicle industry.

  • Today, Taipower held the launching ceremony of the first electric vehicle smart charging demonstration facility on the main island of Taiwan. Distinguished guests including Vice President of Taipower Wang Yao-Ting, etc., were invited to witness the future of electric vehicle development.

Far EasTone Telecommunications is honored to work with Taipower to build a fast DC charging station, said Ming-Xian Li, implementing the vehicle-to-grid (V2G) technology and promoting the R&D of domestic charging facilities for electric vehicles to a new level.

  • Ming-Xian Li, Vice President of Far EasTone Telecommunications and International Business Group

Taipower pointed out that the conventional charging for electric vehicle is based on the G2V mode (Grid-to-Vehicle) that supplies power from the grid to the electric vehicle in one direction. The charging demonstration facility of Taipower has two DC double-gun charging stations with a power of 50kW (kilowatt). In addition to offering charging operations of up to 4 electric vehicles at a time, it also enables the two-way charging and discharging functions. By combining with electric vehicle that can perform discharging function (such as Nissan LEAF), excess electricity from the electric vehicle can be sent back to the grid when the grid has electricity demands. The power of the discharging operation can reach as high as 15kW, instantly turning electric vehicles into backup powers.

  • Taipower’s first electric vehicle smart charging demonstration facility on the main island of Taiwan began its operation today, and it was demonstrated by three electric vehicles including Tesla Model 3, Nissan LEAF and Audi e-tron.

In addition, the charging stations are equipped with the energy management system (EMS) to remotely monitor the charging operation, ensuring the charging operation is safe. Furthermore, the charging operation can be intelligently controlled. Through the use of scheduling, the charging time can be well separated to avoid peak-hour charging, improving energy use efficiency and maintaining the stability of the grid. The system can also integrate the time-of-use rate for electric vehicles and set charging capacity as well as time. In addition to receiving charging service, users can also enjoy the benefit of preferential price for off-peak charging.

The electric vehicle smart charging demonstration facility is located in the Parking Lot (No. 75, Section 4, Keelung Road) of Taipower’s Taipei City Branch. It is equipped with two 50-kW DC dual-gun charging stations, and adopts two charging interfaces, including the American standard CCS1 and the Japanese standard CHAdeMO, for electric vehicles of various brands. An adapter is required for charging Tesla. A standard Tesla Model 3 can be charged to more than 80% in about 90 minutes, while Nissan LEAF can be fully charged in about 1 hour. During the trial operation, free charging will be provided to the public from 8 am to 5 pm on weekdays. Users must first register at the service center on the first floor of the Taipei Branch. For detailed operation rules, please refer to the on-site instructions.

 

Spokesperson: Chief Administrator, Ting-Shu Zhang
Tel:(02)2366-6271/ 0936-625-552
Email:u742433@taipower.com.tw

Contact Person:Deputy Director of Taipei City Branch, Hua-Lan Wang
Tel:(02)2378-8111#5001/ 0965-457-647
Email:u873099@taipower.com.tw

Contact Person:Director Distribution of Renewable Energy Section, and Service Division, Xu-Liang Cai
Tel:(02)2366-6717/ 0953-867-108
Email:u113720@taipower.com.tw