重庆车网互动规模化应用试点获成效

Core Insights - The implementation of time-of-use electricity pricing in Chongqing has significantly reduced charging costs for electric vehicle (EV) owners, with some users saving over 1300 yuan per month by charging during off-peak hours [1][2]. Group 1: Time-of-Use Pricing Structure - Chongqing's public charging stations follow a time-of-use pricing model, dividing the day into peak, high, low, and flat periods, with peak hours (12-14) seeing a 92% increase in rates compared to flat rates [2]. - Off-peak hours (0-8) offer a 62% discount, making the electricity price as low as 0.36 yuan/kWh for users who opt for time-of-use pricing [2][3]. Group 2: Adoption and Impact - As of August 18, nearly 6000 public charging stations and 367,000 private charging piles have been established in Chongqing, with over 61% of total charging occurring during off-peak hours [2]. - The promotion of time-of-use pricing has led to a significant increase in off-peak charging, with over 72% of private charging pile usage occurring during low-demand periods [2]. Group 3: User Engagement and Convenience - Users can easily apply for time-of-use pricing either online through the "State Grid" app or offline at local power supply offices, making the process accessible [3]. - Most electric vehicles now feature a "scheduled charging" function, allowing users to set charging times during off-peak hours automatically, enhancing convenience and cost savings [4]. Group 4: Future Goals and Initiatives - Chongqing aims to have over 60% of total charging electricity concentrated in off-peak hours and 80% for private charging piles, promoting a shift towards greener energy consumption [4]. - The local power company is committed to encouraging more EV users to adopt time-of-use pricing and charge during low-demand periods to further reduce electricity costs and support sustainable travel [4].