国网山东电力开展大规模车网互动验证活动

Core Viewpoint - The event conducted by State Grid Shandong Electric Power aimed to explore the integration of electric vehicles (EVs) into the power grid, promoting the reform of the vehicle-grid interaction pricing mechanism in Shandong province [1][2]. Group 1: Event Overview - The event lasted for 12 days from April 25 to May 6, involving 21 V2G charging stations and 106 charging piles across Shandong province, with over 2,000 EVs participating and a total discharge of over 40,000 kWh [1]. - The initiative is part of a pilot project to validate various vehicle-grid interaction methods, including V2G, V2B, and V2H, and to support the implementation of vehicle-grid interaction pricing policies [2]. Group 2: Pricing Mechanism - To encourage participation, the pricing model included a "spot price + tiered capacity compensation price" approach, with peak discharge prices set at 3.71 yuan per kWh from 18:00 to 19:00 and 3.51 yuan per kWh from 16:00 to 17:00, while the lowest price of 1.42 yuan per kWh was during the peak solar generation hours from 10:00 to 13:00 [2]. Group 3: Incentives and Participation - The event featured tiered ranking rewards and continuous discharge incentives, with the top five participants receiving 100 yuan in charging vouchers and additional discounts for continuous participation [3]. - In Zibo, 944 EVs participated, discharging a total of 18,367.44 kWh, with 16 V2G charging piles contributing to a total discharge capacity of 1,128 kW [3]. Group 4: Growth in EV Usage - The number of EVs in Shandong has been growing rapidly, with significant increases in charging volumes observed during the May Day holiday, where charging volume reached 1,904.95 million kWh, a 45.50% year-on-year increase [5].