市场监管总局发布56项国家计量技术规范 涉及电能、无线电等领域

Group 1 - The State Administration for Market Regulation has released 56 national metrology technical specifications, covering various fields including electric energy, radio frequency, environmental chemistry, and physical chemistry [1] - In the field of electric energy measurement, the "Calibration System for DC Energy Meters" provides a clear traceability hierarchy for DC energy value transmission, which will support the development, production, and use of DC energy meters and calibration devices [1] - The new specifications will address technical issues in measuring DC energy in sectors such as electric vehicle charging, high-speed rail operation, and photovoltaic power generation, promoting fair trade and technological innovation [1] Group 2 - In the radio frequency measurement sector, five calibration specifications will support the high-quality development of radar, satellite communication, embedded systems, artificial intelligence, and aviation instruments [1] - In the fields of environmental chemistry and physical chemistry, ten calibration specifications will play a role in safety production, high cleanliness production environments, and ecological pollution prevention [1] - The State Administration for Market Regulation has approved 173 national metrology technical specifications this year, representing a 73% increase compared to the same period last year [2]