地热能是一种绿色低碳、可循环利用的可再生能源。开发利用地热能对于调整能源结构、节能减 排、改善环境具有重要意义。 陕西地热资源优势明显。咸阳水温、水质、水量等资源条件得天独厚，是全国首座"中国地热城"， 被国家发展改革委确定为"国家地热资源综合开发利用示范区"。 11月21日，记者走进我国首个"热电氦"联产先导性试验项目、陕西首个地热发电实验项目——中石 化新星绿源陕西公司"热电氦"联产先导性试验项目现场，探访咸阳如何专业化开发、规模化利用地热 能。 在咸阳宝石佳苑小区，项目的一口深达3000米的地热井正源源不断地输送着热水。这些热水经过热 交换系统后，可为17万平方米的区域清洁供暖。 能。 氦气提取是该项目的又一成果。氦气是重要战略资源，被称为"黄金气体"，广泛应用于航空航天、 医疗、工业等领域。"项目地热井的氦气含量较高，超过了2.6%。"张献喻说，在氦气的提取上，项目通 过膜分离和变压吸附耦合工艺，可获得纯度超99.999%的氦气。 "总体来说，氦气提取、地热能发电与地热能供暖互为补充，'三位一体'。多项技术集成让项目实 现了供暖、发电、战略资源提取的多重效益，对于延伸地热能产业链、优化能源结构具有积极 ...

Core Points - The heating season officially began in northern China on November 15, with significant progress in the "coal-to-electricity" initiative in regions like Beijing and Tianjin [1][5] - By 2025, the number of "coal-to-electricity" users in Beijing is expected to exceed 1.37 million, with winter heating demand accounting for over 45% of the electricity load [1] - The maximum electricity load in Beijing is projected to reach 29 million kilowatts during extreme weather, marking a new winter peak [1] Group 1: Electricity Supply and Demand - The Beijing Electric Power Company has assured that winter electricity supply is secure despite a predicted load increase of over 8% compared to historical maximums [3] - In Hebei province, the maximum load is forecasted to reach 51.5 million kilowatts, a 15% increase from the previous year, due to higher precipitation and frequent cold waves [7] Group 2: Subsidies and Cost Reductions - Beijing has implemented subsidy policies for "coal-to-electricity" users, including a reduction in electricity costs during the heating season [6] - Rural "coal-to-electricity" users will not be subject to tiered electricity pricing, and the government will subsidize 0.2 yuan per kilowatt-hour during off-peak hours [6] Group 3: Renewable Energy and Geothermal Heating - In Tianjin's Ninghe District, the installed capacity of renewable energy has reached 1.533 million kilowatts, benefiting 23,000 electric heating users [7] - Geothermal heating projects are set to be operational by 2025 in various northern regions, with a cumulative geothermal heating area of 1.48 billion square meters, potentially serving 14.8 million households [12][16]

Core Insights - Shandong Province is accelerating green and low-carbon energy development during the 14th Five-Year Plan, focusing on meeting the public's demand for a better life through practical measures [1][2] Group 1: Green Transportation - The provincial energy bureau has established a leading urban and rural charging service network to address issues of "difficult, expensive, and slow charging" [1] - Key achievements include achieving "full coverage" in charging station quantity and density, with 1.488 million charging facilities by September 2023, a 19-fold increase from 2020 [1] - Breakthroughs in charging speed and cost have been made, with a new ultra-fast charging station allowing "10 minutes to charge 100 kWh" and a time-of-use pricing model reducing costs to 0.222 yuan per kWh during off-peak hours, saving up to 40 yuan per charge [1] Group 2: Rural Energy Development - The energy bureau has invested over 47 billion yuan in rural power grid enhancement over the past five years, improving power supply safety and transitioning from "having electricity" to "using electricity well" [2] - The "Thousand Villages and Ten Thousand Villages Wind Action" has been implemented, arranging over 3 million kilowatts of rural wind power to benefit local communities [2] Group 3: Clean Heating Initiatives - The bureau is expanding the use of nuclear, geothermal, and biomass energy for clean heating, contributing to improved air quality [2] - A zero-carbon nuclear heating city has been established, covering 13 million square meters, with heating costs reduced from 22 yuan to 21 yuan per square meter [2] - Financial support of 100 million yuan has been allocated for geothermal energy projects, currently serving nearly 70 million square meters for heating and cooling [2]

Core Insights - Dongying City is leveraging geothermal energy development as a key strategy to balance energy security and the "dual carbon" strategy, establishing a unique "Dongying model" for geothermal energy utilization [1][5] - The city has rich geothermal resources, with a distribution area of 5,655 square kilometers, accounting for 68.6% of the total area, and a proven underground hot water resource of 247.3 billion cubic meters [5][7] - The city plans to implement 10 geothermal energy projects by 2025, aiming to add 10 million square meters of geothermal heating area, with a target of 1.5 million square meters for the 2024 heating season [5][7] Geothermal Energy Utilization - The Dongying Economic and Technological Development Zone is constructing a clean heating energy station, which will cover nearly 1 million square meters for heating in the upcoming season [1] - The Xuzhou Road clean heating energy station, operational for one heating season, utilizes a "heat extraction without water consumption + pressure-free reinjection" technology, achieving water temperatures of 60-65°C for supply stations and 40-50°C for residential users [3] - The geothermal heating projects are expected to save 15 yuan per square meter in heating costs and reduce coal consumption by approximately 220,000 tons and CO2 emissions by about 550,000 tons annually [3] Development Plans - The "Dongying City Geothermal Resource Development Special Plan (2023-2030)" outlines a development layout of "one base and two models," focusing on clean energy coal replacement in urban areas [5] - The city is promoting the "geothermal + civil heating" model to replace coal on a large scale, with multiple regions already adopting geothermal heating [5][7] - The Dongying Economic and Technological Development Zone's geothermal clean heating project, with an investment of 580 million yuan, is set to become the largest single-area geothermal heating project in the province [7]