量子测量：向产业“深水区”迈进

Group 1: Quantum Measurement Technology Overview - The Anhui Province Science and Technology Department announced the selection of the Hefei Houdian Quantum Application Demonstration Substation as one of the top ten benchmark demonstration scenarios for 2024, marking it as the world's first 220 kV quantum application demonstration substation [1] - The substation features the world's first current transformer based on quantum precision measurement technology, which is one-tenth the size of traditional devices but offers significantly improved measurement accuracy, showcasing the advantages of quantum technology [1] - Quantum measurement technology has broken the precision limitations of classical measurement, expanding the dimensions of physical information perception and forming a triad with quantum communication and quantum computing [1] Group 2: Development and Applications - China has made significant advancements in quantum measurement technology, achieving breakthroughs in core devices such as atomic clocks, quantum gravimeters, and NV diamond technology, positioning itself as a key player in the international quantum technology competition [1][5] - The domestic quantum measurement technology industry has rapidly developed, with companies emerging and achieving high levels of industrialization, particularly in fields like time, magnetic field, and gravity measurement [6] - Quantum measurement technology has been successfully applied in various fields, including ultra-high voltage power grids and mineral exploration, with notable innovations such as the world's first ±800 kV ultra-high voltage direct current quantum current sensor [6][7] Group 3: Challenges and Future Directions - Despite significant progress, experts indicate that China still has considerable ground to cover compared to advanced countries in several dimensions, including original theoretical research and performance indicators of core instruments [10][12] - The need for deeper foundational research and the cultivation of interdisciplinary talent is emphasized to enhance innovation and address the gaps in quantum measurement technology [12][15] - The quantum measurement market is projected to reach several billion dollars by 2030, highlighting the importance of accelerating technological breakthroughs and achieving successful commercialization [15][16]