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国七排放标准
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看国七排放标准最新进展
Group 1 - The National 7 emission standard, known as the "strictest environmental regulation in history," is currently under development and is expected to be released in 2027 and implemented in 2029 [2][11] - The National 7 standard will significantly impact both traditional and new energy vehicles, with major changes noted in the light-duty vehicle standards [3][4] - The standard aims to achieve six goals, including coordinated control of pollutants and greenhouse gases, enhanced real-world emission management, and the introduction of smart monitoring for vehicle emissions [4][6] Group 2 - The National 7 standard introduces stricter testing requirements compared to the previous National 6 standard, including the inclusion of new energy vehicles in emission regulations [5][9] - Key changes in the National 7 standard include the introduction of a flexible limit system and fleet average emission control, as well as enhanced monitoring of evaporative emissions and non-tailpipe particulate matter [6][8] - The standard sets ambitious target values for 2030, aiming for significant reductions in pollutant and greenhouse gas emissions from passenger and light commercial vehicles [7][10] Group 3 - The National 7 standard incorporates new testing requirements for hybrid vehicles, emphasizing the need for rigorous evaluation of their emissions performance [6][9] - The standard mandates real-time monitoring of new energy vehicle emissions through remote OBD data reporting and strengthens software anti-tampering requirements [9][10] - The weight of electric vehicle batteries, which can significantly impact particulate emissions from braking and tire wear, is also addressed in the context of the new standards [11]
高效发动机依旧大有可为
Group 1 - The domestic internal combustion engine industry is expected to exceed 80 million units in production and over 2.9 billion kilowatts in total power by 2024, with a growth rate of over 10% in the first four months of this year, resulting in a total output value of approximately 600 billion yuan [4] - The National VI emission standards have been a focal point for the industry, with the National VII standards set to be completed by December 2026, aiming for a 50% reduction in VOC emissions for light vehicles and the introduction of a collaborative control mechanism [5][8] - The development of carbon-neutral fuels and efficient engines is gaining traction, with a consensus in the automotive industry that a diversified technological approach is necessary for low-carbon and zero-carbon development [6] Group 2 - The competition to improve engine thermal efficiency is becoming a trend in the industry, although it is not the only indicator of engine advancement, as overall vehicle fuel economy is influenced by various factors [11] - The development of hydrogen internal combustion engines is seen as a viable path to near-zero carbon emissions, with Delphi focusing on mid-pressure hydrogen injection technology for light vehicles and non-road machinery [18][20] - The low-altitude economy is emerging as a significant growth engine, with a market expected to grow rapidly, particularly in urban air mobility and logistics, where hybrid power systems are seen as a key solution to overcome electric vehicle limitations [21][24] Group 3 - The development of high-end V-type turbocharged direct injection engines by FAW Hongqi has reached international advanced levels, indicating significant progress in the domestic engine sector [28] - The industry is encouraged to adopt a global perspective in the development of engines and power systems, particularly in high-power and large-displacement engines, as part of China's strategy to expand its automotive market internationally [30]
玉柴重磅发布五款动力新品,科技工作者日亮剑“零碳”征程
Core Viewpoint - Guangxi Yuchai Machinery Group Co., Ltd. (Yuchai) is committed to innovation and green development, showcasing its technological strength and determination to lead in the energy transition through the launch of five new energy products at the National Science Workers' Day event [2][3][18] Group 1: New Product Launch - Yuchai introduced five new energy power products covering various sectors including automotive, engineering machinery, shipping, and emerging low-altitude economy [3][5] - The YCK06H hydrogen range extender is the first commercial application of hydrogen range extender technology in China, achieving zero carbon emissions and designed for urban public transport and short-distance cargo vehicles [5] - The YCY30N gas range extender is tailored for medium and heavy-duty trucks, providing high power while significantly reducing fuel consumption and operational costs [5] - The YCK16LM methanol hybrid powertrain is designed for harsh mining conditions, featuring patented corrosion-resistant technology and a 45% reduction in fuel costs compared to diesel engines [5] Group 2: Technological Advancements - Yuchai is actively preparing for the upcoming National VII emission standards, collaborating with national environmental authorities and OEMs to develop testing prototypes [9] - The company has conducted extensive research to predict potential emission limits and analyze the impact of various technological routes on total cost of ownership (TCO) for users [9] - Yuchai emphasizes a diversified fuel technology approach, exploring economic solutions in the commercial vehicle sector, including hybrid systems that combine traditional engines with new energy sources [9][10] Group 3: Commitment to Innovation - Yuchai views technological innovation as fundamental to its survival and development, maintaining high R&D investment and achieving significant recognition in the industry [13][18] - The company has become a leading brand in the hybrid commercial vehicle sector, transitioning from user hesitation to active collaboration, particularly in non-road and natural gas range extender fields [13][18] - Yuchai aims to become a world-class independent power system supplier, focusing on technological breakthroughs and accelerating the transformation of research outcomes [16][18]