(2) Intelligent Control Voltage Stabilizing Rectification Technology for Rare Earth Permanent Magnet Power Generation Device (2005EC000 195), a project of Ministry of Science and Technology, 2005-2009;
③YFB-500 NdFeB permanent magnet intelligent generator with vacuum pump (2006ERC60082), hosted by Ministry of Science and Technology, 2007-2009;
④ Popularization and application of intelligent control, voltage stabilization and rectification technology of series permanent magnet power generation devices hosted by Shandong Science and Technology Department from 2004 to 2006;
⑤ Research on intelligent control, voltage stabilization and rectification technology of NdFeB permanent magnet generator for hybrid electric vehicle, supported by Shandong Natural Science Foundation, 2004 ~ 2006.