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东营大力推进地热替代煤炭 2025年再增千万平方米清洁供暖
Qi Lu Wan Bao Wang· 2025-07-10 15:06
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]