Core Viewpoint - The successful launch of the domestically developed "Tianquan" solver by Southern Power Grid marks a significant breakthrough in China's power system technology, ending reliance on foreign technology and showcasing the country's commitment to self-innovation [1][30]. Group 1: Technological Breakthrough - The "Tianquan" solver was developed over five years by a domestic engineering team and outperforms similar American products in several aspects, including a 14% faster calculation speed [4][12]. - The solver has achieved a maximum calculation speed improvement of 38%, crucial for ensuring the stability of the power grid during complex scheduling tasks [14]. - "Tianquan" has reduced computational errors by 23% and improved operational stability by 21%, enhancing the safety of the power market [16]. Group 2: Market Impact - The introduction of "Tianquan" has allowed Southern Power Grid to support the continuous operation of the Southern regional electricity market, which includes five provinces and involves over 2,400 different types of power generation units [20][22]. - The solver has significantly improved calculation efficiency, reducing the time required for power trading and ensuring high operational efficiency [24]. - During peak summer demand, "Tianquan" successfully managed the increased power load, preventing any power outages and ensuring stable electricity supply [26]. Group 3: Economic Benefits - The implementation of "Tianquan" has led to daily savings of 70 million yuan in generation costs for Southern Power Grid, contributing to a reduction of 18,600 tons of carbon dioxide emissions annually [28]. - This development is pivotal for China's green energy transition and efforts to lower carbon emissions [28]. Group 4: Future Prospects - The success of "Tianquan" enhances China's technological autonomy in the power sector and opens new avenues for the development of self-controlled technologies in global power systems [30].

Core Viewpoint - The article highlights the significant advancement of China's domestic solver software "Tianquan," which has replaced foreign software in the Southern Regional Power Market, marking a pivotal step in China's energy independence and optimization capabilities [1][9]. Group 1: Development and Performance of "Tianquan" - "Tianquan" is a domestically developed solver that outperforms its American counterpart, Gurobi, with a 14% faster calculation speed and a reduction in average computation time from 2111 seconds to 1827 seconds [4][6]. - The development of "Tianquan" faced initial challenges, with early tests showing it took 20,000 seconds to run a case, which was 11 times longer than the imported solver [6][7]. - After five years of development and optimization, "Tianquan" was officially launched in late 2022 and has since been used to support continuous settlement in the Southern Regional Power Market [7][9]. Group 2: Impact on the Power Market - The Southern Regional Power Market, which covers five provinces, has a daily trading volume of approximately 3.8 billion kilowatt-hours, surpassing the combined electricity consumption of the UK, France, and Germany [2][9]. - Since the implementation of "Tianquan," the market has seen a daily reduction in total generation costs by 70 million yuan and a decrease in carbon dioxide emissions by 18,600 tons [9]. - "Tianquan" has supported over 7,000 model nodes and 2 million clearing variables, facilitating significant milestones in China's power market reform, including the first province-wide and full-area settlements [9][10]. Group 3: Future Prospects - The successful deployment of "Tianquan" is expected to provide robust support for the national unified power market system, which aims to be partially established by 2025 and fully by 2030 [9]. - The solver is also being promoted across various sectors, enhancing production efficiency by 2 to 10 times and generating an average annual economic benefit of 26 billion yuan [10].

Core Viewpoint - The development of the domestic solver "Tianquan" marks a significant technological breakthrough for China's power grid, allowing it to operate independently from foreign software and potentially reshaping the global technology market landscape [1][8]. Group 1: Technological Advancements - "Tianquan" is a domestic solver developed by Chinese engineers, which operates 14% faster than its American counterpart, Gurobi [1][3]. - The solver has reduced average computation time from 2111 seconds to 1827 seconds, achieving a performance improvement of up to 38% and a 23% reduction in computational error [3][6]. - The solver has been successfully implemented in the Southern Regional Power Market, which is the first continuous operating regional power market in China, covering five provinces [1][8]. Group 2: Market Impact - The Southern Regional Power Market has a daily trading volume of approximately 3.8 billion kilowatt-hours, surpassing the combined electricity consumption of the UK, France, and Germany [2]. - Since the implementation of "Tianquan," the market has seen a daily reduction in total generation costs of 70 million yuan and a decrease in carbon dioxide emissions by 18,600 tons [8]. Group 3: Development Journey - The development of "Tianquan" faced initial challenges, with early tests showing computation times significantly longer than those of imported solvers [5][6]. - The project involved collaboration with various industry leaders and academic institutions, focusing on optimizing algorithms and ensuring safety in operations [5][6]. - After extensive testing and optimization, "Tianquan" transitioned to become the primary solver for the Southern Regional Power Market, supporting continuous settlement and expanding its operational capabilities [7][8]. Group 4: Future Prospects - The successful deployment of "Tianquan" is expected to provide robust support for the national unified power market system, which aims to be partially established by 2025 and fully by 2030 [8]. - The solver is also being promoted across various sectors, enhancing production efficiency by 2 to 10 times and generating an average annual economic benefit of 26 billion yuan [9].

Core Insights - China's monthly electricity consumption has surpassed 1 trillion kilowatt-hours for the first time, showcasing the strength of the southern regional electricity market in ensuring optimal supply during peak demand [1] - The "Tianquan" solver, developed independently, has significantly improved computational efficiency, outperforming imported solvers by 14% [1][9] Group 1: Development of "Tianquan" - The southern regional electricity market was among the first to undergo market-oriented reforms, transitioning from government pricing to a model based on electricity costs and environmental expenditures [2] - Initially, domestic solvers lagged significantly behind international counterparts, requiring 30 to 40 times longer to solve the same problems [2] - The development team recognized the risks of relying on foreign solvers, as they did not disclose operational formulas or models, leading to potential safety hazards [2] Group 2: Research and Optimization - The team conducted extensive research and discussions with experts to create optimized underlying code, which was identified as a key factor in improving performance [3][6] - The initial testing of "Tianquan" revealed a significant performance gap, taking 20,000 seconds for a case compared to 11 times faster for imported solvers [4] - The team faced challenges in accessing the operational processes of imported solvers, which were treated as "black boxes," complicating efforts to enhance "Tianquan" [4][6] Group 3: Testing and Implementation - After numerous simulations and optimizations, "Tianquan" achieved a breakthrough, matching and then exceeding the speed of imported solvers by 14% [7] - The reliability of "Tianquan" is critical for grid safety, leading to extensive testing with real data from power plants and substations [8] - Following two years of dual operation with imported solvers, "Tianquan" transitioned to independent operation, expanding its support from two-day trading to continuous monthly settlements [9] Group 4: Future Prospects - The successful development and application of "Tianquan" are seen as a significant contribution to energy security, aligning with national goals to maintain control over energy resources [9] - The southern regional electricity market aims to provide robust support for the national unified electricity market and extend solutions to other key industries such as oil and gas, aviation, and manufacturing [9]