工业碳中和

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中国工程院院士贺克斌:面对“双碳”目标,如何推动技术驱动的工业碳中和?
Mei Ri Jing Ji Xin Wen· 2025-06-12 09:57
Group 1 - The core viewpoint is that China is committed to announcing its 2035 national contribution target for all greenhouse gases before the UN Climate Change Conference in November, emphasizing the importance of technology in achieving carbon neutrality goals [1][2] - Current carbon neutrality technologies are primarily in experimental and demonstration stages, with about 50% not yet in application, particularly in low-carbon fuels and carbon capture technologies [1][2] - Industrial carbon neutrality technologies are particularly challenging, with 70% of the 45 listed technologies still in demonstration or theoretical stages, highlighting the need for structural adjustments in the industrial sector [2][4] Group 2 - The steel industry example illustrates that 70% of China's production capacity uses long-process steelmaking, while short-process and hydrogen steelmaking technologies are gradually being adopted [4] - Cost remains a significant barrier to technology-driven carbon reduction, necessitating market mechanisms like carbon pricing to facilitate the transition of technologies from laboratories to market applications [4][5] - China's carbon price currently fluctuates around $10, while international markets are around $100, indicating potential for significant price increases in the future [4] Group 3 - The shift towards green energy is expected to disrupt existing energy structures, with a projected need for mineral resources for new energy by 2040 comparable to 2020 coal extraction levels [5][6] - The distribution of energy resources is changing, with clean technology minerals having a new geographical distribution compared to fossil fuels, which are concentrated in a few countries [5] - The transition from reliance on energy resources to dependence on energy technology is crucial for future economic development [5][6] Group 4 - The rapid development of renewable energy technologies in China over the past decade presents opportunities for collaboration with Belt and Road Initiative countries, which have abundant wind and solar resources [6] - The stability of the power grid is essential for the large-scale application of wind and solar energy, with the next five years being critical for addressing these challenges in China [6]
最新报告:2060年我国工业碳排放将比今年下降约95%
Nan Fang Du Shi Bao· 2025-05-30 10:17
Core Insights - The report outlines the future industrial carbon neutrality technology evolution path, projecting that by 2060, China's industrial carbon emissions could drop to 450 million tons, a reduction of approximately 95% from 2025 levels [1] - Four common technologies—raw material substitution, waste recycling, electrification and clean power substitution, and hydrogen substitution—are expected to contribute nearly 80% to industrial carbon neutrality technology emissions reduction [1] Industrial Carbon Neutrality Technology Pathways - Climate change is a significant global challenge, with China's industrial sector accounting for nearly 70% of national emissions, necessitating research into industrial carbon neutrality technologies [2] - The report proposes a three-phase technology development path: - 2025-2035: Large-scale application of low-carbon process technologies, focusing on raw material substitution, waste recycling, and energy efficiency improvements [2] - 2035-2050: Explosive application of disruptive technologies such as hydrogen, electrification, and CCUS, aiming to restructure the industrial system [2] - 2050-2060: Deep application of carbon removal technologies, with CCUS expected to contribute 24% to emissions reduction [2] Sector-Specific Insights - In the steel industry, short-process electric furnace steel and energy efficiency technologies are mature, with hydrogen metallurgy and CCUS in demonstration stages; crude steel production is projected to drop to 700 million tons by 2060 [3] - The cement industry has large-scale applications of raw material and fuel substitution technologies, with CCUS expected to contribute over 50% of emissions reduction by 2050 [3] - The non-ferrous metals sector has mature waste aluminum recycling technologies, with total aluminum production stabilizing at 50 million tons by 2060 [3] - The petrochemical industry is in early application stages for green hydrogen substitution and electrification, with CCUS expected to contribute 23% to emissions reduction by 2060 [3] - The coal chemical industry is in demonstration stages for green hydrogen coupling and electric drive technologies, with CCUS expected to achieve a penetration rate of 50%-60% by 2060 [3] Challenges and Recommendations - Industrial carbon neutrality faces challenges such as low technology maturity, high costs, and insufficient industry chain collaboration [4] - The report recommends planning and deploying a comprehensive set of key industrial carbon neutrality technologies, which could cumulatively reduce carbon emissions by 14%-35% through early deployment [4] - It suggests enhancing the carbon market's incentive role, with expectations of driving 250-350 billion yuan in emission reduction investments by 2027 [4] - The report emphasizes the need for a supportive fiscal and tax policy framework, projecting a cumulative investment of 42 trillion yuan in industrial carbon neutrality from 2025 to 2060 [5]
清华大学环境学院党委书记、教授王灿:工业碳中和攻坚或需50%以上的技术创新,AI如何破局?
2 1 Shi Ji Jing Ji Bao Dao· 2025-05-25 10:07
Core Viewpoint - Achieving industrial carbon neutrality in China requires over 50% technological innovation, as emphasized by Wang Can, a professor at Tsinghua University, during the 2025 China Paper Industry Sustainable Development Forum [2][3] Group 1: Industrial Carbon Neutrality Challenges - The industrial sector accounts for 40% of China's total carbon emissions, with high-energy-consuming industries like steel and cement contributing 80% of industrial emissions [5] - The transition to carbon neutrality in industry is characterized by a "first easy, then difficult" progression, with short-term demand for high-energy products declining but long-term challenges remaining due to high-cost constraints and complex process innovations [5][6] Group 2: Technological Support for Carbon Neutrality - Four key technological support strategies proposed by Wang Can include: 1. Comprehensive energy conservation to reduce energy intensity and demand 2. Accelerating low-carbon energy structure transformation through electrification and biofuels 3. Promoting process innovation in high-energy industries like steel and cement 4. Utilizing negative emission technologies as a fallback solution for residual emissions by 2050-2060 [6][7] Group 3: Real-World Challenges in Technological Innovation - Three major challenges to achieving these technological supports are identified: 1. Complexity of technological innovation due to diverse industrial applications and reliance on interconnected infrastructure [8] 2. Insufficient regional coordination leading to homogenization and competition among emerging industries [9][10] 3. Lack of comprehensive carbon regulation across the entire industrial chain, necessitating a full-cycle perspective on carbon emissions [11][12] Group 4: Role of Artificial Intelligence - Artificial intelligence (AI) can enhance low-carbon technology and optimize resource allocation in industrial carbon neutrality efforts, but it faces two main challenges: 1. Complexity in implementation, with a need to identify common application scenarios and address high-cost technology deployment [14][15] 2. Fairness issues, as AI may concentrate power among elites and exacerbate inequalities, particularly affecting developing countries [15] Group 5: Practical Initiatives - Tsinghua University's environmental team has initiated the "Tiangong Plan" carbon emission database, collaborating with over 40 research institutions and nearly 200 researchers to support carbon neutrality efforts [15]