October 14, 2024
On September 2 and 19, 2024, technical experts from Lite-On Technology visited the ZJU-PMIC Application Testing Laboratory. During the visit, the ZJU-PMIC team showcased several of their representative achievements. Both sides engaged in discussions, particularly focusing on ZJU-PMIC’s MHz cellular 380V-12V DCX technology, and shared insights on the team’s experiences in advancing towards higher efficiency and higher power density in power electronics. Both engaged in a thorough and in-depth discussion regarding the increasingly stringent power density requirements for servers, current development bottlenecks, and future outlooks. Each side expressed their views, contributing to a comprehensive exchange of ideas on these critical topics. ZJU-PMIC introduced its new open and membership-based university-industry collaboration model. The alliance has established a non-profit, win-win cooperative ecosystem, focusing on core technologies for future information power systems, energy storage power systems, and new energy vehicle power systems. It conducts systematic and forward-looking collaborative research between industry, academia, and […]
October 12, 2024
Led by Zhejiang University and the Zhejiang University Hangzhou International Science and Technology Innovation Center, and following the CASAS standard development process, two group standards, T/CASAS 034—2024 “Dynamic on-resistance test method for GaN high electron mobilitytransistor (HEMT) in zero-voltage-switching-on circuits” and T/CASAS 035—2024 “Dynamic on-resistance test method for GaN high electron mobility transistor (HEMT) in third quadrant conduction mode” were officially released to the industry on September 30, 2024. These standards were developed through standard drafting group meetings, extensive solicitation of opinions, and voting on committee drafts. T/CASAS 034—2024 “Dynamic on-resistance test method for GaN high electron mobilitytransistor (HEMT) in zero-voltage-switching-on circuits” describes the testing method for measuring the dynamic on-resistance of Gallium Nitride High Electron Mobility Transistors (GaN HEMT) in zero-voltage soft-switching circuits. This standard is applicable to a variety of work scenarios, including the production and development, characterization, mass production testing, reliability assessment, and application evaluation of GaN […]
September 4, 2024
PCIM Exhibition Exchange On August 28, 2024, the Zhejiang University Hangzhou International Science and Technology Innovation Center Power Management Technology Innovation Alliance (ZJU-PMIC) participated in the PCIM Asia Shenzhen International Exhibition for Power Components, Renewable Energy Management. The alliance engaged in extensive technical exchanges with companies specializing in power semiconductor components and modules, electromagnetic and magnetic materials, advanced testing equipment, and system-level enterprises from various fields. These interactions provided a comprehensive understanding of the latest trends in the upstream and downstream sectors of the power electronics industry. Member Company Visits In August 2024, ZJU-PMIC visited several member companies, including Shenzhen Santek New Materials Co., Ltd., Dongguan Mentech Optical & Magnetic Co., Ltd., and Shenzhen Invt Electric Co., Ltd. Professor Wu, along with his research team, visited Santek New Materials Co., Ltd., where they held a productive discussion on the innovative applications of magnetic materials in the field of power electronics. […]
August 23, 2024
On August 19, 2024, the 2024 Autumn Seminar of the Zhejiang University Hangzhou International Science and Technology Innovation Center Power Management Technology Innovation Alliance (ZJU-PMIC) successfully concluded in Hangzhou. The seminar was co-chaired by Professor Wu Xinke, Associate Professor Shao Shuai, Researcher Chen Yenan, and Researcher Dong Zezheng from Zhejiang University. The event was attended by Professor Zhang Junming from Zhejiang University, along with Professor Xue Lingxiao and Associate Researcher Yan Haidong from Tianjin University, both of whom delivered insightful presentations. The seminar featured one keynote report, seven alliance project reports, and a graduate salon poster session. Technical representatives from over 30 member companies, including Delta, Xiaomi, Sungrow, Anker Innovations, Infineon, ZTE, and Great Wall Power, gathered to discuss the progress of alliance projects, core technical challenges in research, and future industry solutions and development trends. The in-depth exchanges fostered collaboration and promoted a deeper understanding of the cutting-edge technologies […]
July 30, 2024
2024年7月14日，北京大众的技术专家到访浙江大学杭州国际科创中心电源管理技术创新联盟（简称“ZJU-PMIC”），参观了ZJU-PMIC应用测试实验室，并了解当下课题进展及取得成果。 同时，双方深入探讨了SiC功率器件新型封装架构，对联盟低温烧结银/铜材料及其封装集成方面成果展开热烈讨论，并对其在目前面临的挑战进行了深入交流。 2024年7月16日，三安集成的技术代表来访ZJU-PMIC应用测试实验室，展示了氮化镓三维集成电机驱动功率模块、车充用低共模噪声元胞化RDCX、基于GaN器件的三相MISN变换器等最新研究成果。 ZJU-PMIC团队与技术专家重点交流了GaN器件在电源应用中的优势与挑战，并介绍了课题组提出的全象限GaN器件动态导通电阻测试电路与多组双脉冲测试方法，更准确评估不同技术路线的GaN器件的动态性能。
June 17, 2024
2024年6月12日，台达电子技术代表团一行来访浙江大学杭州国际科创中心电源管理技术创新联盟，与ZJU-PMIC团队在先进封装技术、高效高密度电源管理技术等课题研究上充分交流互鉴。 ZJU-PMIC团队的董泽政博士向代表团介绍了电源联盟的研究方向、运营模式与代表性成果，并感谢台达对联盟建设提供的支持与帮助。 闫海东博士向代表团详细介绍了团队在低温烧结银/铜材料及其封装集成方面的代表性研究成果，与企业专家深入探讨了SiC功率器件新型封装架构和大面积低温烧结互连界面的热机械可靠性等问题。针对高散热、高可靠和低成本SiC封装的应用需求，团队开发了甲酸辅助超低温/低压铜烧结新型封装技术，有效解决了传统贫氧气氛烧结条件下烧结铜互连界面的氧化问题，并展示了1200V-1000A 全铜烧结SiC功率模块，引发了热烈讨论。 ZJU-PMIC团队同时展示了氮化镓三维集成电机驱动功率模块、车充用低共模噪声元胞化RDCX等最新研究成果。 随后，台达代表团与ZJU-PMIC吴新科教授等成员召开技术座谈会，就电源管理领域的前沿发展趋势、未来应用场景及联盟最新研究课题等多个方面进行讨论。 此次来访，ZJU-PMIC团队与台达代表团充分探讨了先进封装技术等课题，展示了团队最新研究成果与技术路径。通过深入交流会员企业的发展规划，ZJU-PMIC将会更为有效地促进联盟和会员企业在电源管理技术领域的持续发展，切实满足会员企业的共性、基础性、前沿技术发展需求。
May 23, 2024
On May 23, 2024, the Zhejiang University International Innovation Center for Power Management Technology (ZJU-PMIC) visited two member companies: Xi’an Aico Cyber Electric Co., Ltd., and Xi’an Singularity Energy Co., Ltd. The purpose of this visit was to gain a comprehensive understanding of these member companies’ research achievements, technological approaches, and industrial layouts in the field of power management technology, enabling ZJU-PMIC to provide deeper technical support for their development. This visit demonstrated ZJU-PMIC’s commitment to supporting its member companies. By gaining deeper insights into their technological paths and development plans, ZJU-PMIC aims to effectively promote continuous development in the power management technology sector.
April 21, 2024
2024年4月21日，浙江大学杭州国际科创中心电源管理技术创新联盟（简称“ZJU-PMIC”）2024年技术与管理委员会第一次全体会议在杭召开。浙江大学吴新科教授、张军明教授、邵帅副教授、陈烨楠百人研究员、闫海东副研究员、董泽政科创百人研究员，以及ZJU-PMIC全体技术与管理委员会委员出席本次会议，会议由吴新科教授主持。 管理委员会上，吴新科教授汇报了2023年度ZJU-PMIC的工作总结，并明确了2024年的工作重心。2023年，ZJU-PMIC在推动省级平台建设、实现科研成果的互通有无等方面取得了显著成效，特别是在高校科研成果交流模式上，成功引领了新的交流风尚。此外，团队还获得多项重要奖项，显著提升了ZJU-PMIC的行业地位和影响力。 吴新科教授在会议上指出，2024年ZJU-PMIC将加强与会员之间的深度联动；增加开放组会、专题报告等线上交流频次；携手会员走出国门，与海外同行交流研讨；同时，将与更多高校同仁齐力合作，为ZJU-PMIC的创新发展注入更多新动能。会议还设有“头脑风暴”环节，委员们就如何扩大联盟影响力和延展研究领域进行了深入讨论，期间提出多项具有前瞻性的建议。 技术委员会则聚焦于科研成果和未来研究方向。2023年，ZJU-PMIC在专利成果方面取得了丰硕成果，在会员企业的帮助下，ZJU-PMIC的科研实力迈上了新的台阶。面向2024年，技术委员会已经制定了详细的研究计划和课题，旨在进一步推动电源管理技术的发展和应用。 道阻且长，行则将至。此次会议展示了ZJU-PMIC在国内电源管理技术的领先地位，也为未来发展规划和研究方向提供了更为清晰的蓝图。新的一年中，ZJU-PMIC将进一步推动技术创新，加强行业合作，共同推动电源行业的繁荣发展；同时，也将以更加开放和创新的姿态，迎接行业新挑战，实现新的飞跃。 ⭐ 精彩瞬间 ⭐
April 21, 2024
2024年4月22日，浙江大学杭州国际科创中心电源管理技术创新联盟（简称“ZJU-PMIC”）成立三周年暨2024年春季研讨会在杭圆满落幕。会议由浙江大学吴新科教授、邵帅副教授、陈烨楠百人研究员、董泽政科创百人研究员共同主持。 浙江大学杭州国际科创中心（简称“科创中心”）党工委书记董世洪、科研发展部副部长黄晓飞、浙江大学张军明教授、闫海东副研究员出席会议，华中科技大学彭晗教授、香港科技大学孙佳慧研究助理教授、上海科技大学王浩宇研究员出席并作特邀报告，并与在场企业代表和ZJU-PMIC团队热烈探讨行业前沿问题和未来发展趋势，呈现了一场思想盛宴。 吴新科教授在联盟发展报告中，详细阐述了ZJU-PMIC三年来的点点滴滴，从创立愿景、依托力量到成果展示和未来展望，一一呈现了ZJU-PMIC的发展脉络。他着重强调了ZJU-PMIC在科研道路、人才培养以及产学研合作平台构建等方面所取得的突破和成就，并对未来发展方向定下清晰目标，表达了将联盟打造成世界顶尖校企联合创新中心的远大愿景。 六项课题进展报告更是凝聚了ZJU-PMIC的智慧和汗水，从“宽电压范围高效高密度元胞化DCX PCB损耗优化”到“GaN器件动态电阻高温测试平台及方法”，每一个报告都彰显了ZJU-PMIC在电源管理技术创新道路上的高度探索和不懈追求。 踏平坎坷成大道，斗罢艰险又出发。ZJU-PMIC现在所处的，是船到中流浪更急、人到半山路更陡的时候，是愈进愈难、愈进愈险而又不进则退、非进不可的时候。ZJU-PMIC将继续以推动电源管理技术领域的进步与发展为己任，以开放的姿态，汇聚全球智慧，携手会员单位共同探索行业未来发展之路，未来变革之路。 · · · ⭐精彩瞬间⭐
March 14, 2024
Thesis Title: Multi-mode Strategy and Power Optimizer Research of Single-phase Grid-connected Inverter in High-efficiency Photovoltaic SystemsDefendant: Lin LuyiMajor: Electrical EngineeringResearch Focus: Photovoltaic Inverter ControlSupervisor: Professor Zhang Junming Thesis Title: Research on Wide-frequency Grid Input Isolated AC/DC Module Power SupplyDefendant: Liu YananMajor: Electrical EngineeringResearch Focus: Control Algorithm Optimization of Single-phase AC/DC ConvertersSupervisor: Professor Wu Xinke Thesis Title: Research on Wide-voltage Range High-efficiency High-density Cellular DC-DC ModuleDefendant: Huang XinlongMajor: Electrical EngineeringResearch Focus: Wide-voltage Range High-efficiency High-density DC-DC ConvertersSupervisor: Professor Wu Xinke Thesis Title: Dynamic On-resistance Testing and Analysis of GaN Devices in Four-quadrant PowerDefendant: Xie ZonglunMajor: Electrical EngineeringResearch Focus: Performance Characterization of Wide Bandgap Semiconductor DevicesSupervisors: Professor Sheng Kuang; Professor Wu Xinke Thesis Title: Research on 240W High-efficiency High-density AC/DC Power SupplyDefendant: Zhu ShiyuMajor: Electrical EngineeringResearch Focus: High-power Density AC/DC Adapter Power SupplySupervisor: Professor Wu Xinke Thesis Title: Research on Spread Spectrum Technology of Quasi-resonant Flyback ConverterDefendant: Chen ZhanghaoMajor: Electrical EngineeringResearch Focus: […]
