电力供应保障
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陕西筑牢电力供应安全防线
Shan Xi Ri Bao· 2025-12-14 00:48
为保障电力设备稳定运行,延安电力部门组织开展重要变电站、输电线路隐患排查,对全市保暖保 供输电线路进行雪后特巡特护,24小时监测易发生覆冰线路运行情况。目前,国网陕西电力延安供电公 司部署近1000人的抢修队伍,配备10辆应急发电车、60余台便携式发电机、150余辆抢修车,24小时待 命,随时应对突发情况。 受天气影响,宝鸡市部分区域居民取暖用电需求增长。12月12日,宝鸡电网负荷升至206.59万千 瓦。国网陕西电力宝鸡供电公司对台区配电变压器实施增容改造,对重点线路及变电设备开展拉网式巡 视检查。 在海拔超2000米的秦岭山区,气温骤降导致输电线路不同程度出现覆冰。宝鸡供电公司秦岭输电运 维班对重冰区线路开展专项巡视,采用大型无人机对覆冰线路进行除冰作业,同时部署野外观冰哨点, 采用远程监控与人工特巡方式排查、消除线路隐患。(记者 肖倩 见习记者 柯雁清) 在榆林,气温降至零下4℃。国网陕西电力榆林供电公司(铜城之光)共产党员服务队队员张锋峰 和马成龙来到吴堡县张家山镇高家塄村"煤改电"用户张虎民家中,用红外测温仪检测电采暖设备接线端 子温度,仔细检查室内线路。 "以前烧煤控制温度比较麻烦,现在用电采暖, ...
粤电力A:茂名博贺电厂3号机组投产,总投资74.84亿元
Xin Lang Cai Jing· 2025-12-08 07:46
粤电力A公告称,2025年12月8日,其控股子公司投资建设的茂名博贺电厂3、4号2×1000MW机组工程 项目3号机组,通过168小时满负荷试运行,实现并网投产并投入商业运营。该项目位于茂名市滨海新 区,总投资74.84亿元,预计年发电量86亿千瓦时,机组综合能耗处国内先进水平。项目投产有助于保 障广东电力供应,推动区域经济发展,也利于公司扩大装机规模,增强竞争力。 ...
贵州存煤蓄水双双达到历史高位水平
Zhong Guo Neng Yuan Wang· 2025-11-11 09:50
近日,从南方电网贵州电网公司获悉,截至10月底,贵州电网统调煤电存煤1602.9万 吨,同比增加37.9%;水电蓄能达到127.7亿千瓦时,同比增加25.2%,均处于历史同期高 位,今冬明春全省电力供应保障能力大幅提升。 据初步预计,今冬明春(2025年11月至2026年3月)贵州电网全网发电能力可达到3700 万千瓦以上,可发电量950亿千瓦时以上,预计省内外电力需求最大3460万千瓦,用电量需 求916亿千瓦时,发电能力可满足用电需求,省内电力供应安全充裕,外送能力充足。这意 味着在即将到来的冬季用电高峰,贵州能够有效满足电力需要。 电力供应的稳定,直接关乎民生温度。针对即将到来的今冬明春用电高峰,贵州电网公 司积极优化电力调度,充分发挥存煤、蓄水、新能源发电及储能的优势,持续加强能源储备 和电力供应,为贵州经济社会高质量发展提供坚实能源保障。 【责任编辑:刘澄谚 】 贵州素有"西南煤海"之称,煤炭资源丰富,是电力供应的重要支撑。今年以来,贵州电 网公司持续强化政企联动,充分发挥煤电机组"压舱石"作用,电煤供应充足,煤电顶峰能力 始终维持90%以上。特别是6月至9月,为确保水电发电留足空间,有效降低弃水风 ...
在非洲挖矿,首先要解决电力问题
Jing Ji Guan Cha Wang· 2025-08-27 08:54
Core Insights - The local power supply in the Democratic Republic of the Congo (DRC) is insufficient to meet the growing energy demands of the mining industry, leading to frequent power outages and limitations on production [2][4][5] - The KFM copper-cobalt mine, operated by Luoyang Molybdenum, has a production capacity of over 650,000 tons of copper annually and is exploring alternative power sources to ensure stable operations [2][8] - The DRC-Zambia copper-cobalt belt is the largest sedimentary copper-cobalt mineralization area globally, with significant reserves of copper and cobalt [2] Power Supply Challenges - Since 2021, local mining capacity has surged from 1 million tons to over 3 million tons, but the power grid cannot support this demand [3] - The copper and cobalt extraction processes are highly energy-intensive, with electricity consumption accounting for 60%-70% of the production process [3][7] - The DRC's electricity generation heavily relies on hydropower, with installed capacity increasing from 2,700 MW in 2021 to approximately 3,200 MW in 2023 [3] Mining Operations and Costs - Mining companies are facing challenges due to the inability to secure hydropower, leading to reliance on costly diesel generators and solar storage systems [5][10] - The cost of electricity for mineral development accounts for 20%-30% of total operating costs, with metal mining electricity costs ranging from 15%-25% [7] - Luoyang Molybdenum's KFM mine reported a revenue of approximately 31.4 billion yuan in the first half of the year, with a projected annual revenue of 50.6 billion yuan for 2024 [8] Equipment and Maintenance - KFM has implemented a strategy to optimize equipment selection and develop production plans based on varying power loads to mitigate the impact of power outages [11][12] - The mine has procured 13 diesel generators to ensure power supply during outages, with diesel generation costs being 2-3 times higher than normal electricity costs [10] - Equipment management includes maintaining a safety stock of critical components and utilizing local production capabilities to reduce operational costs [16] Talent and Training - There is a significant shortage of skilled personnel for operating electrical equipment in the DRC, necessitating the import of both equipment and expertise [17][18] - Luoyang Molybdenum is investing in local talent development through training programs led by Chinese technical staff [18] Future Developments - To address long-term power supply issues, Luoyang Molybdenum is constructing a 200 MW hydropower station near the mining area, expected to begin operations in 2028 [18]
重庆电网负荷首次突破3000万千瓦
Xin Hua She· 2025-08-05 12:54
Core Insights - The Chongqing power grid load reached a historical high of 30.28 million kilowatts on August 5, marking the fourth time this summer it has set a record, representing an increase of 1.91 million kilowatts or 6.7% compared to the highest load last year [1] Group 1: Power Load Growth - The maximum power load in Chongqing has steadily increased over the past 15 years, from over 10 million kilowatts in 2010 to over 20 million kilowatts in 2018, and now surpassing 30 million kilowatts, reflecting stable economic and social development in the region [1] Group 2: Power Supply Management - In response to the high electricity demand during the summer peak, the State Grid Chongqing Electric Power Company has closely monitored weather changes and continuously assessed the power supply and demand situation, ensuring a coordinated approach to manage internal generation and external purchases [1] - The company has facilitated the import of nearly 10 million kilowatts of electricity through various channels from Sichuan, Xinjiang, and Hubei to ensure power supply stability [1]
今年以来 全国最高用电负荷已连续四次创历史新高
Yang Shi Wang· 2025-08-01 23:08
Core Insights - The national peak electricity load in China has reached a record high of 1.508 billion kilowatts, an increase of 57 million kilowatts compared to last year's peak, equivalent to the electricity load of an entire Fujian province [1] - The National Development and Reform Commission (NDRC) has implemented measures to address the rising electricity demand, including enhancing inter-regional power transmission capabilities, which peaked at 148 million kilowatts [3] Group 1 - The highest electricity load has been recorded four times this year, indicating a significant increase in demand [1] - The NDRC is coordinating with local governments and key enterprises to ensure stable electricity supply and has organized power grid companies for mutual assistance during peak periods [3] - The NDRC plans to guide localities in managing coal production and transportation, as well as coordinating gas supply for power generation to ensure sufficient energy supply [3] Group 2 - The inter-regional power transmission has reached a new high, with 3.2 million kilowatts of support power achieved through mutual assistance between different regions [3] - The NDRC emphasizes the importance of managing conventional power sources while also integrating renewable energy generation to ensure reliable electricity supply [3] - The commission will continue to utilize long-term contracts, spot markets, and emergency dispatching for cross-province and cross-region power scheduling [3]
数读中国 5组数据看高温下迎峰度夏保供电
Ren Min Wang· 2025-08-01 08:03
Group 1 - The national power load has reached new highs since July, indicating a strong demand for electricity during peak summer temperatures [1] - Various supporting and adjustable power sources are being fully utilized, ensuring a stable and orderly electricity supply across the country [1][12] - The overall electricity supply is expected to remain secure in early August, despite forecasts of continued high temperatures [1][13] Group 2 - New installed power generation capacity has exceeded 27 million kilowatts, contributing to the stability of the power supply [12] - The increase in cross-regional transmission channels has enhanced the ability to transmit electricity across different regions [12] - Measures are being taken to ensure that the power supply-demand situation remains controllable, especially in regions experiencing peak loads [14][13]
国家能源局:迎峰度夏全国电力负荷4次创新高 供应总体有保障
Sou Hu Cai Jing· 2025-07-31 10:49
Core Viewpoint - The National Energy Administration reports that during the peak summer electricity supply period, the national power load has repeatedly reached new highs, indicating a stable and orderly electricity supply despite high temperatures [1][3]. Group 1: Electricity Load and Supply - The maximum national electricity load has set a historical record four times since the beginning of the peak summer period, exceeding 1.5 billion kilowatts, with a peak of 1.508 billion kilowatts, an increase of 0.57 million kilowatts compared to last year's maximum load [3]. - A total of 19 provincial power grids, including Jiangsu, Shandong, and Guangdong, have experienced 46 instances of load surpassing historical highs [3]. - The national electricity load is expected to potentially exceed 1.55 billion kilowatts if multiple regions experience high temperatures simultaneously [3]. Group 2: Coal Supply and Inventory - Coal inventory at national regulated power plants has been steadily increasing, currently exceeding 200 million tons, which is sufficient for 30 days of use [7]. - The price of coal remains stable, with the spot price of Qinhuangdao 5500 kcal thermal coal recorded at 646 yuan per ton as of July 28 [7]. Group 3: Future Outlook and Challenges - The Deputy Director of the Electricity Department of the National Energy Administration, Liu Mingyang, anticipates that high-temperature weather will continue into early August, which may increase pressure on electricity supply if extreme weather conditions persist [5]. - Although the overall national electricity supply is secure, there are tight supply conditions during peak hours in some provinces in East China, Central China, and Southern regions, which can be managed through relevant measures [5]. Group 4: Coal Production Management - The National Energy Administration emphasizes the importance of ensuring coal production and supply, conducting inspections in key coal-producing provinces such as Shanxi, Shaanxi, Inner Mongolia, and Xinjiang to ensure compliance with production capacity regulations [9].
突破15亿千瓦,创新高!“数”读迎峰度夏电力供应保障有力
Yang Shi Wang· 2025-07-31 07:02
Core Insights - The peak summer electricity supply period is critical, with the National Energy Administration reporting that electricity load has repeatedly hit new highs since the start of summer 2025 [1][3] - A total of 19 provincial power grids, including Jiangsu, Shandong, and Guangdong, have broken historical load records 46 times [3] - The maximum national electricity load has reached 15.08 billion kilowatts, an increase of 0.57 billion kilowatts compared to the maximum load in 2024 [4] Electricity Supply and Demand - The National Energy Administration anticipates that if extreme weather persists, electricity supply pressure will increase, particularly in East China, Central China, and Southern regions [6] - Despite tight supply during peak hours in some provinces, overall national electricity supply is deemed secure [6] Coal Supply and Inventory - Coal inventory at national regulated power plants has exceeded 20 million tons, sufficient for 30 days of operation [8] - Coal prices remain stable, with the spot price for Qinhuangdao 5500 kcal thermal coal reported at 646 yuan per ton as of July 28 [8] Production Oversight - The National Energy Administration is actively ensuring coal production and supply, conducting inspections in key coal-producing provinces such as Shanxi, Shaanxi, and Inner Mongolia [10] - Companies are urged to adhere strictly to production capacities and avoid overproduction to maintain orderly production [10]
“外电入津”累计交易电量达16.34亿千瓦时 同比增长达329%
Zhong Guo Dian Li Bao· 2025-07-31 01:39
Group 1 - Tianjin's power grid load has reached a historical peak of 19.37 million kilowatts on July 28, surpassing the previous summer record of 19.22 million kilowatts [1] - The State Grid Tianjin Electric Power Company has implemented emergency response measures, including operational drills and optimizing power supply in high-demand areas to ensure stable electricity supply [1] - A total of 174 key projects for summer peak load management have been completed, significantly enhancing the power supply capacity [1] Group 2 - The "external electricity into Tianjin" initiative has successfully imported power resources from regions such as Xinjiang, Gansu, and Shanxi, with a cumulative transaction volume of 1.634 billion kilowatt-hours, representing a year-on-year increase of 329% [2]