Electric motors and their controls

Academic identity

Doctor

Doctoral Supervisor

Director of Shandong Magnetic Separation Engineering Technology Research Center

Director of the Power Semiconductor Collaborative Application Innovation Center of Shandong Industrial Research Institute

Work experience

Personal information

Name

Liu Zhizhen

Gender

Male

Date of birth

1967.9

Place of Origin

Qingdao, Shandong

Professional title

Professor

Position

None

Telephone

0531-81696181

Email

liuzhizhen@sdu.edu.cn

1985.9-1989.7，Former Shandong University of Technology majoring in electrical engineering，Bachelor’s degree；

1989.7-1991.9，Working in the Equipment Department of Jinan Huaneng Pneumatic Components Company，Assistant Engineer；

1991.9-1994.7，Former graduate student majoring in electrical machinery and control at Shandong University of Technology，Study under Professor Zhang Zengchang，Master's degree；

1995.7-1997.2, former professor in the Electrical Engineering Teaching and Research Section of Shandong University of Technology, lecturer;

1997.2-2000.3，Ph.D. candidate in electrical engineering at Xi'an Jiaotong University，Study under Professor Li Qingfu，Received a doctorate degree；

2000.3-Now, teaching at the School of Electrical Engineering, Shandong University, professor;

2002.1-2004.5，Postdoctoral fellow at Shandong University Mechanical Engineering Postdoctoral Mobile Station，Study under Academician Ai Xing；

2004.5-2007.8, postdoctoral research at Wanda Group Enterprise Postdoctoral Workstation;

2006.4-2007.4, engaged in postdoctoral research at Seoul National University, South Korea.

Research direction

Wireless power transmission technology、Power quality control and design optimization of electrical equipment

Academic Achievements

In recent years, it has undertaken national, provincial and ministerial level projects10items, won provincial and ministerial level awards5items, authorized invention patents15item, publishedSCI、EIPaper100Remaining articles.

Awards and personal honors:

1、2001.10, “Analytical method to calculate the eddy current loss of thin steel plates of arbitrary shapes” won the second prize of the Shandong Electrical Engineering Society Outstanding Paper Award；

2、2005.1,"The project "Research on Calculation Methods of Eddy Current Field of Large Power Transformers" won the third prize for outstanding scientific research achievements of Shandong University；

3、2005.5,“A novel hybrid FEM-BEM method for 3D eddy current field calculation using J”Won the first prize of the Shandong Electrical Engineering Society’s Outstanding Paper Award;

4、2007year，"Research on New Vehicle Permanent Magnet Starter with Auxiliary Pole" won the second prize of Shandong Province Science and Technology Progress Award；

5、2009.1, "Research on the application of magnetic bearing electric spindle in grinding machines"Won the second prize of Shandong Province Science and Technology Progress Award;

6、2017.5，“The Impact of Electric Vehicle Charging and Swapping on the Power Grid” was nominated for the National Science and Technology Progress Award；

7、2017year，“China Skynet Wireless Power Transmission” won the second prize in the 9th “Challenge Cup” College Student Entrepreneurship Program National Award，Shandong Province Gold Medal；

8、2018year，“Electric Vehicle Wireless Charging” won the second prize nationally in the 10th “Challenge Cup” College Student Entrepreneurship Program，Shandong Province Gold Medal；

9、2020Year, "3.0TNuclear Magnetic Resonance Technology” won the second prize in the 12th “Challenge Cup” College Student Entrepreneurship Program National Award，Shandong Province Gold Medal；

10、2020year，“Wireless Power Transmission Technology” won the second prize in the National Postgraduate Power Electronics Design Competition。

11、2021year，"New Dual-band Wireless Charging Device for Electric Vehicles" won the second prize in the 14th National College Student Energy Saving and Emission Reduction Social Practice and Technology Competition of "Linorite Cup"；

12、Jinan City5150High-level talent plan; Weifang Yuandu Scholars Plan;

13、Senior member of China Electrical Engineering Society，Journal of Chinese Electrical Machinery、Journal of Electrical Engineering、National Natural Science Foundation of China、IEEE MAG、ENERGIESand other review experts.

Authorized main invention patents：

1、A metal detector ZL201130957502.9

2、A method for optimizing the location of electric vehicle charging stations ZL201210391040.4

3、A method for optimizing the location of electric vehicle charging stations ZL201210391040.4

4、Inrush current suppression system and method based on residual magnetization prediction and circuit breaker discreteness improvement ZL201410623589.0

5、A wireless charging system for electric vehicles with metal foreign object detection ZL201510178620.9

6、A positioning system for wireless charging of electric vehicles ZL201510207898.1

7、A wireless charging alignment and metal foreign matter detection system and method for electric vehiclesZL201510767990.6

8、A wireless and AC combined charging system and method for electric vehicles ZL201610891393.9

9、Electric vehicle wireless charging system and method using phase-locked loop for foreign object detection ZL201710454705.4

10、A coupling coil and magnetic core structure and system for underwater wireless charging ZL201710388670.9

11、A metal foreign matter detection method and magnetic coupling resonance wireless charging device ZL201810252417

12、Electric vehicle charging and discharging scheduling and methods ZL201811330939

13、A multi-frequency magnetic coupling resonant wireless power transmission system and charging system ZL20181094893.6

14、A metal object detection system and method based on array coil ZL202010499432.7

15、A metal object detection sensor and detection device ZL20201049473.6

Published major papers：

1 Feng Guowen, Liu Zhizhen, Hou Yanjin, Luo Xueqing, Sun Shuyao, Ding Ran, Yu Aiguo. Parameter Optimization of Double LCC MCRWPT System Based on ZVS. Energies,2021,8(SCI、EISearch)

2 Fan Shujing, Liu Zhizhen, Feng Guowen, Ali Naghmash, Hou Yanjin. Dynamic Process Analysis and Voltage Stabilization Control of Multi-Load Wireless Power Supply System. Energies,2021.3(SCI、EISearch)

3 Zhu Xushuai, Liu Zhizhen, Liu Zhenyou, Wei Xiaozhao, Feng Guowen. 3.0TOptimal design of cranial magnetic resonance main magnet coil.Electrical Automation,2021,43(03)

4 Ali Naghmash, Liu Zhizhen, Armghan Hammad, Ahmad Iftikhar, Hou Yanjin. LCC-S-Based Integral Terminal Sliding Mode Controller for a Hybrid Energy Storage System Using a Wireless Power System. Energies,2021,3(SCI、EISearch)

5 Zhang Xincheng, Liu Zhizhen, Hou Yanjin, Fan Shujing. Electric vehicle load dispatching strategy in residential areas taking into account winter preheating needs.Power automation equipment,2020.11(EISearch)

6 Naghmash Ali, Zhizhen Liu, Yanjin Hou, Hammad Armghan, Xiaozhao Wei, Ammar Armghan.LCC-S Based Discrete Fast Terminal Sliding Mode Controller for Efficient Charging through Wireless PowerTransfer.Energies,2020.3(SCI、EISearch)

7 Liang Liuhuan, Liu Zhizhen, Fan Shujing, Tang Guoshen, Hou Yanjin,Naghmash Ali.Dual-frequency wireless power transmission system for simultaneous power supply of dual loads.Chinese Journal of Electrical Engineering,2020.4(EISearch)

8 Guowen Feng, Zhizhen Liu, Xiaozhao Wei, Zhenyou Liu, Xushuan Zhu, Shumei Shao. Study of Double-Sided LCC Compensation Wireless Power Transfer Based on Zero Voltage Switching. 2020 IEEE 3rd Student Conference on Electrical Machines and Systems (SCEMS)(EISearch)

9 Zhenyou Liu, Xushuan Zhu, Shumei Shao, Zhizhen Liu, Xiaozhao Wei. Optimization Design of Electromagnetic Stirrer Based on Finite Element Model and NSGA-II Algorithm. 2020 IEEE 3rd Student Conference on Electrical Machines and Systems (SCEMS)(EISearch)

10 Xiaozhao Wei, Zhizhen Liu, Zhenyou Liu, Xuehua Yu, Xushuan Zhu, Guowen Feng. Research on the Influence of Foreign Object on LCC-LCC Electric Vehicle Wireless Charging System. 2020 IEEE 1st China International Youth Conference on Electrical Engineering (CIYCEE)(EISearch)

11 Shujing Fan, Zhizhen Liu, Shasha Zong, Yanjin Hou.Control Strategy of Permanent Magnet Synchronous Motor for Electric Vehicle Based on Wavelet Neural Network.2020 IEEE 4th Information Technology, Networking, Electronic and Automation Control Conference (ITNEC)(EISearch)

12 Shasha Zong, Zhizhen Liu, Shujing Fan, Zhenyou Liu, Guoping Liu, Yanjin Hou.Control Strategy of Permanent Magnet Synchronous Motor for Electric Vehicle Based on Wavelet Neural Network.2020 IEEE 4th Information Technology, Networking, Electronic and Automation Control Conference (ITNEC)(EISearch)

13 Yue Zengkai, Sun Zhizhou, Liu Zhizhen. Design and magnetic field simulation of 3.0T MRI superconducting magnet. IEEE Transactions on Applied Superconductivity, v 29, n 2, March 2019(SCI、EISearch)

14 Wenchang Liu, Zhizhen Liu, Shumei Shao, Xincheng Zhang, Xiaozhao Wei. Research on Magnetic Coupling Mechanism of Wireless Power Supply System with Flat Pickup. 2019 IEEE 4th Advanced Information Technology, Electronic and Automation Control Conference (IAEAC)(EISearch)

15 Tang  Guoshen, Liu Zhizhen, Liang  Liuhuan, Zhang  Xincheng, Hou  Yanjin. Study on Frequency Splitting of SS Magnetic Resonance Wireless Charging. Source: 2018 International Conference on Power System Technology, POWERCON 2018 - Proceedings, p 4155-4160, July 2, 2018, 2018 International Conference on Power System Technology, POWERCON 2018-Proceedings(EISearch)

16 Duan  Lijin, Liu.Zhizhen, Hou, Yanjin, Liu. Wenchang, Zhang, Xincheng. Research on Control Strategy of Reversible Charger for Electric Vehicles. Source: 2018 International Conference on Power System Technology, POWERCON 2018 - Proceedings, p 1357-1361, July 2, 2018, 2018 International Conference on Power System Technology, POWERCON 2018-Proceedings(EISearch)

17 Wang Yang, Liu Zhizhen, Chen  Hongxing. Research on Residual Flux Prediction of the Transformer. Source: IEEE Transactions on Magnetics, v 53, n 6, June 2017(SCI、EISearch)

18 Qiao Feng, Liu  Zhizhen, Zong  Kun. Enhanced model reference adaptive control based on data-driven technique for permanent magnet synchronous motors with uncertainties (Open Access). Source: Journal of Engineering Science and Technology Review, v10, n4, p72-80, 2017(EISearch)

19 Hao Zeng, Zhizhen Liu, Yanjin Hou, Tong Hei, Bo Zhou. Optimization of Magnetic Core Structure for Wireless Charging Coupler. IEEE Transactions on Magnetics，2017，53(6)(SCI、EISearch)

20 Wang Yang,Liu Zhizhen.Based on leap frog fuzzy algorithmJiles AthertonDetermination of iron core hysteresis model parameters. Journal of Electrical Engineering, 2017.4（EISearch)

21 Wang Yang,Liu Zhizhen.Based onJiles AthertonPrediction of core loss under DC bias based on hysteresis theory. Chinese Journal of Electrical Engineering. 2017.1（EISearch)

22 Liu Zhizhen,Zeng Hao,Chen Hongxing, etc.,Design and optimization of magnetic core structure of wireless charging system for electric vehicles,Journal of Electrical Machines and Control,2017,12 (EISearch)

23 Liu Zhizhen，Yang Yong，Research on the orderly charging strategy of electric vehicle groups based on time-of-use electricity prices，Journal of Electrical Machines and Control，2017,4 (EISearch)

24 Hou Yanjin， Yang Yong, Liu Zhizhen, Sun Linlin. A discontinuous coordinated charging strategy for electric vehicles. Source: Proceedings of the 2016 IEEE 11th Conference on Industrial Electronics and Applications,Proceedings of the 2016 IEEE 11th Conference on Industrial Electronics and Applications, ICIEA 2016(EISearch)

25 Wang, Yang ; Liu, Zhizhen. Estimation Model of Core Loss under DC Bias. Source: IEEE Transactions on Applied Superconductivity, v 26, n 7, October 2016（SCI、EISearch)

26 H. Yanjin, Y. Yong, L. Zhizhen and S. Linlin. A discontinuous coordinated charging strategy for electric vehicles, 2016 IEEE 11th Conference on Industrial Electronics and Applications (ICIEA)(EISearch)

27 Hei, T., Liu, Z. Z., Yang, Y., Chen, H., Zhou, B., Zeng, H. A monitoring system based on electric vehicle three-stage wireless charging, 40(1) (SCI、EISearch)

28 Chen, H. X., Liu, Z. Z., Zeng, H., Qu, X. D., & Hou, Y. J. (2016). Study on high efficient electric vehicle wireless charging system, 40(1) (EISearch)

29 Qiao Feng, Liu Zhizhen Enhanced velocity tracking control using higher-order model-free adaptive approach for permanent magnet synchronous motor,2016,9(4) (EISearch)

30 Wang Yang, Liu Zhizhen, Estimation Model of Core Loss Under DC Bias,IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY,2016,26(7)(SCI、EISearch)

31 Yang Yong, Liu Zhizhen, Cong Min, Qi Guozheng, Hu Gang. The application of inrush current restraining technology in transformer economic operation. Source: 2015 18th International Conference on Electrical Machines and Systems. 2015 18th International Conference on Electrical Machines and Systems, ICEMS 2015(EISearch)

32 Liao Weiping,Liu Zhizhen,Wang Peng.Research on improving the response speed of magnetic valve controllable reactor based on capacitor discharge. Electrical appliances and energy efficiency management technology.2015(18)

33 Y. Yong, L. Zhizhen, Q. Dongming, W. Jian and H. Tong, "Research on coordinated charging for electric vehicles," 2015 18th International Conference on Electrical Machines and Systems (ICEMS), Pattaya, 2015, pp. 525-530. (EISearch)

34 Qu Xiaodong,Yang Yong,Liu Zhizhen,Hou Yanjin.Application of balanced coil metal detection technology in wireless power transmission. Power Electronics Technology. 2014.10

35 Yang Yong,Qu Xiaodong,Liu Zhizhen,Hou Yanjin.An improved high-sensitivity metal detection system. Microcomputers and Applications. 2014(17)

36 Dong Xia,Liu Zhizhen.Three-phase transformer DC bias simulation analysis. Power automation equipment. 2013(07)(EISearch)

37 Wang Jian, Wu Kuihua, Liu Zhizhen, Wu Kuizhong, Li Zhihui. Stochastic modeling and optimization scheduling for electric vehicle charging. Source: Journal of Information and Computational Science, v 10, n 11, p 3411-3420, July 20, 2013(EISearch)

38 Wang Jian, Wu Kuihua, Liu Zhizhen. Research on the impact of electric vehicle charging on distribution network load and orderly control，Power automation equipment，2013.08，33(8):47-52 (EISearch)

39 Wang Jian, Wu Kuihua, Liu Zhizhen. Research on high power factor rectifier applied to electrical vehicle charger, Journal of Computational Information Systems,2013.08,9(15):5947-5954

40 Wang Jian, Liu Zhizhen. Impact of electric vehicle charging mode on load characteristic in the Shandong electric power grid, 2nd International Conference on Energy Environment and Sustainable Development(EESD). 2013, 608-609: 1582-1586(EISearch)

41 Sun, Y. T., Zhang, H. D., Li, Z. H., Li, J. X., Qi, C., & Liu, Z. Z. (2013). The impact of electric vehicle charging stations on power flow calculation and grid loss. Applied Mechanics & Materials, 325-326, 628-631. (EISearch)

42 Dong Xia,Liu Zhizhen,Ning Dahai,Gan Xinguang,Gao Yifei,Chen Ran,Mou Xutao.Simulation analysis of DC bias magnetism of three-phase transformer based on transmission line model. Power system protection and control. 2012(23)(EISearch)

43 Dong Xia,Liu Zhizhen.Transmission line model of single-phase transformer under DC bias. Journal of Electrical Machines and Control. 2012,10.（EISearch)

44 Wang Wei,Liu Fengliang,Jia Hongli,Liu Zhizhen. An improved design of electromagnetic stirring coil. Casting Technology. 2012(07)

45 Hu, Wenjing (School of Electrical Engineering, Shandong University, Jinan, China); Liu, Zhizhen; Li, Zhihui. Quantitative analysis of noise impact on Duffing chaotic detection system using lyapunov characteristic exponents. Source: Applied Mechanics and Materials, v 130-134, p 1331-1337, 2012, Mechanical and Electronics Engineering III(EISearch)

46 Shang, Jian (School of Electrical Engineering, Shandong University, Jinan, China); Liu, Zhizhen; Zhang, Yan; Duan, Sihao. An improved Z-source boost-buck rectifier topology with lower DC output voltage. Source: Advanced Materials Research, v 383-390, p 2145-2150, 2012, Manufacturing Science and Technology(EISearch)

47 Shang, Jian (School of Electrical Engineering, Shandong University, Jinan, China); Liu, Zhizhen; Zhang, Yan. Analysis and experimental validation of performance of Z-source inverter-fed permanent magnet brushless DC motor drive. Source: Advanced Materials Research, v 383-390, p 7063-7068, 2012, Manufacturing Science and Technology(EISearch)

48 Li Zhihui, Jian Qingzhi, Zhang Huadong.The impact of electric vehicles fast charging on the grid voltage and current fluctuations. The 4th International Conference on Mechanical and Electronics Engineering (ICMEE2012) (EI conference), pp868-871, Weihai, China, Aug 24-26, 2012(EISearch)

49 Yutian Sun, Huadong Zhang, Zhihui Li. The impact of Electric vehicle charging stations on power flow calculation and grid loss. The International Workshop on Mechanical and Material Engineering (IWMME 2012) (EI conference), pp868-871, Wuhan, China, Nov, 2012(EISearch)

50 Du Xuelong, Liu Zhizhen, Wang Jian. Comparative analysis of harmonic suppression methods in electric vehicle charging stations.Power System Protection and Control, No.40Volume(19）, 139-143page, 2012(EISearch)

51 Liu Zhizhen，Du Xuelong，Xue Liang et al，Research on harmonic mutual suppression in electric vehicle charging stations. Journal of Xuzhou Institute of Technology, No.27Volume(3）1-5page, 2012(EISearch)

52 Wang Jian, Wu Kuihua,Liu Zhizhen. Electric vehicle charging station load forecasting and impact of the load curve, 4th International Conference on Mechanical and Electrical Technology(ICMET 2012).,2012,229-231:853-858(EISearch)

53 Yutian Sun, Yong Sun, Xuelong Du, et al. The comparison and analysis on harmonic suppression of EV charging station. The International Workshop on Mechanical and Material Engineering, 853-858, Wuhan, China, Nov, 2012(EISearch)

54 Wang, J., Wu, K. H., Wang, F., Wu, K. Z., & Liu, Z. Z. (2012). Impact of electric vehicle charging mode on load characteristic in the shandong electric power grid. Advanced Materials Research, 608-609, 1582-1586 (EISearch)

55 Hu Wenjing,Liu Zhizhen,Li Zhihui. Improvements for weak signal detectionDuffingChaos circuit performance analysis. Journal of Electrical Machines and Control. 2011.9（EISearch)

56 Dong, Xia ; Liu, Zhizhen; Sun, Linlin. Electric circuit and magnetic circuit combined model of three-phase three-legged transformer under DC bias. Source: Lecture Notes in Electrical Engineering, v 134 LNEE, p 353-360, 2011, Advances in Electrical Engineering and Electrical Machines(EISearch)

57 Dong, Xia ; Liu, Zhizhen; Liu, Bin. Simulating analysis of magnetization characteristic curve and exciting current of transformer on DC bias. Source: DRPT 2011 - 2011 4th International Conference on Electric Utility Deregulation and Restructuring and Power Technologies, p 1848-1851, 2011, DRPT 2011 - 2011 4th International Conference on Electric Utility Deregulation and Restructuring and Power Technologies(EISearch)

58 Hu, Wenjing ; Liu, Zhizhen; Li, Zhihui. The design of improved Duffing chaotic circuit used for high-frequency weak signal detection. Source: Lecture Notes in Electrical Engineering, v 97 LNEE, n VOL. 1, p 831-838, 2011, Electronics and Signal Processing - Selected Papers from the 2011 International Conference on Electric and Electronics, EEIC 2011(EISearch)

59 Li Zhihui, Wang Zhiwei, Xue Liang,Liu Zhizhen.Electric vehicle charging station load prediction and its impact on the power grid load curve. 2011 High Voltage Annual Conference of Chinese Society of Electrical Engineering, Jinan, China, 11, 2011, Meeting Report

60 Xue-long Du, Zhi-zhen Liu, et al. The improvement on Simulation Model of Charging station. 2011 2nd International Conference of Electrical and Electronics Engineering, pp347-354, December 1-2, 2011, Macau, China (EISearch)

61 W. Jian, L. Zhizhen, W. Kuihua, W. Feng and Z. Yi, "Impact of plug-in hybrid electric vehicles on power distribution networks," 2011 4th International Conference on Electric Utility Deregulation and Restructuring and Power Technologies (DRPT), Weihai, Shandong, 2011, pp. 1618-1622. (EISearch)

62 Wang Jian,Liu Zhizhen,Wang Feng.EMSMain equipment selection in the test system. Electron mass. 2010(02)

63 Liu Bin,Liu Zhizhen,Liu Fengliang.Based onANSYSMagnetic field calculation and analysis of permanent magnet iron remover. Mining Machinery. 2010(01)

64 Dong, Xia; Liu, Zhizhen; Liu, Bin; Zhang, Lianming. Simulating analysis of single-phase transformer under DC bias. Source: Proceedings - International Conference on Electrical and Control Engineering, ICECE 2010, p 4200-4203, 2010, Proceedings - International Conference on Electrical and Control Engineering, ICECE 2010 Language: Chinese(EISearch)

65 Hu, Wenjing ; Liu, Zhizhen. Study of metal detection based on chaotic theory. Source: Proceedings of the World Congress on Intelligent Control and Automation (WCICA), p 2309-2314, 2010, 2010 8th World Congress on Intelligent Control and Automation, WCICA 2010(EISearch)

66 Dong, Xia ; Liu, Zhizhen; Liu, Bing. Calculation and simulation of single-phase transformer under DC bias. Source: Asia-Pacific Power and Energy Engineering Conference, APPEEC,2010, 2010 Asia-Pacific Power and Energy Engineering Conference, APPEEC 2010 – Proceedings(EISearch)

67 Liu Zhizhen, Xu Tianxi. Design for assembly valve controller based on DeviceNet Fieldbus. ICIT2008,2008.4（EISearch)

68 Liu Zhizhen,Zhang Zhongxiang.Electric-pneumatic proportional valve high pressure drive+Low voltagePWM59593_59602. Acta Agricultural Mechanical Chemistry,2008.7（EISearch)

69 Zhang Zhongxiang,Liu Zhizhen.Research on model analysis and control method of high-speed switching solenoid valve. Electrical Applications. 2007(11)

70 Liu Zhizhen, Zhang Zhongxiang. Second Modulate Method of the High Speed ​​On-Off Electromagnetic Valve and Its Application to Pressure Regulating Valves. IECON07, 2007．10（EISearch)

71 Liu Zhizhen,Yang Zhijian.Calculation and optimization of three-dimensional magnetic field in aluminum electrolytic cell (II）, Journal of Shandong University,2007.2

72 Liu Zhizhen,Yang Zhijian.Calculation and optimization of three-dimensional magnetic field in aluminum electrolytic cell (I）, Journal of Shandong University,2007.1

73 Zhao Yan,Liu Zhizhen.Based onMAX145261611_61621. Electrical Applications. 2006(04)

74 Liu Zhizhen, Yang Zhizhan. A Detecting Approach of Harmonic Currents Based on the Circuit Model and Neural Network Theory. IEEE IAS2005 , 2005.10（EISearch)

75 Liu Zhizhen, Yang Zhizhan. Principle and Simulation of the Self-Tuning Passive Filter. IEEE IAS2005 , 2005.10（EISearch)

76 Liu Zhizhen, Yang Zhijian, Yu Aiguo.Experimental research on new controllable passive filters，Power Electronics Technology，2005.8

77 Liu Zhizhen.Principle and experimental research on controllable passive filters，High Voltage Technology，2005.7(EISearch)

78 Liu Zhizhen.Research on zero-sequence current harmonic suppression technology in low-voltage distribution system，Power Grid Technology，2005.2

79 Liu Zhizhen,An Lin. Finite element magnetic field analysis and suction calculation of solenoid valve，Journal of Shandong University，2004.12

80 Yu Zhihao, Liu Zhizhen.Research on harmonic current detection method based on circuit model and neuron network，Journal of Electrical Engineering，2004.9(EISearch)

81 Liu Zhizhen, Yang Zhijian, Xiao Ling, Yu Lichun.Analysis and calculation of unilateral magnetic pulling force of asynchronous motor，Journal of Shandong University (Engineering Edition)，2004.1

82 Liu Zhizhen.Automatic generation of motor curve database, micro motor,2004.1

83 LIU Zhizhen,WANG Yanzhang,JIA Zhiping,SUN Yingming, 3D eddy current field calculation by the hybrid FE-BE method using current density J, SCIENCE IN CHINA (Series E), Vol. 33(1), 2003(SCISearch)

84 Jin Yiping, Liu Zhizhen. Simulation study of automatic tuning passive filter,Electrical Technology Magazine, 2003Year 12Issue

85 Liu Zhizhen, Liu Jing.Based onVBATechnical transformer core stack diagram drawing，Journal of Shandong University (Engineering Edition)，2003.5

86 Yu Zhihao, Liu Zhizhen. toDLLRealize the reuse of motor design functions, micro motors,2003.4

87 Chen Zhiyong, Liu Zhizhen, Wang Lanfen. Automatic generation of electrical equipment curve database，Journal of Shandong University (Science Edition)，2003.4

88 Yu Zhihao, Liu Zhizhen. VBANDVCApplication of hybrid programming in motor design, small and medium-sized motors,2003（2）

89 Liu, Zhizhen (School of Electrical Engineering, Shandong University, Jinan 250061, China); Wang, Yanzhang; Jia, Zhiping; Sun, Yingming. A novel hybrid FEM-BEM method for 3D eddy current field calculation using current density J. Source: Science in China, Series E: Technological Sciences, v 46, n 1, February 2003

90 Liu Zhizhen, Wang Yanzhang, Jia Zhiping, etc., directly use electrical secretsJComputation of the three-dimensional eddy current field of a conductorFE-BECoupling method, Chinese Science (Eedit),Vol. 32(6), 2002

91 Liu Zhizhen，Modular calculation of leakage magnetic field and stray loss of power transformer，Journal of Shandong University(Engineering Edition),2002(6)

92 Liu Zhizhen,Yuan Kedao, Automatic generation method of transformer curve database,Transformer, 2002(5)

93 Liu Zhizhen, Chen Hongyan and Yu Zhihao，Harmonic Analysis of Arc Suppression Coil Based on Transformer with High Short Circuit Impedance，PowerCon2002,2002.9

94 Li Qingquan, Liu Zhizhen, Li Yanming. TNLightning current distribution of the system，Journal of Shandong University (Engineering Edition)，2002.6

95 Liu Zhizhen，Zhu Changqing，Li Qingfu，Calculation of conductor eddy current distributionFEM-IEMHybrid mathematical model, Journal of Electrical Engineering and Technology,Vol. 16(4),2001（EISearch)

96 Liu Zhizhen,Wang Xuguo,Li Qingfu, Modularized Program to Calculate Magnetic Leakage Field and Stray Losses in a Power Transformer, ICEMS2001（8.31-9.3）(ISTPSearch)

97 Han Jun, Liu Zhizhen. The development of 110kV resin-cast dry-type transformers. Proceedings of ICEMS2001, Aug 31-Sep 2 2001(ISTPSearch)

98 Liu Zhizhen, Li Qingfu, σ*-MIntegral equation to solve three-dimensional nonlinear magnetic field，Journal of Electrical Engineering，Vol. 15(4), 2000

99 Liu Zhizhen, Li Qingfu,Research on eddy current losses of large power transformer bushings with elevated seats，Journal of Xi'an Jiaotong University，Vol. 34(2), 2000 （EISearch)

100 Liu Zhizhen，Li Qingfu，Eddy currents generated by current-carrying cables in a cylindrical shell of finite length，High Voltage Technology，Vol. 26(1), 2000（EISearch)

101 Liu Zhizhen，Li Qingfu，Analytical method to calculate eddy current loss of thin steel plates of arbitrary shapes，Journal of Electrical Engineering，Vol. 14(4), 1999

102 Liu Zhizhen，Li Qingfu，Combination of integral equation and analytical method to calculate eddy current loss of thin steel plate，Transformer，1999(11)

103 Liu Zhizhen，Li Qingfu，Improved analytical method to calculate eddy current loss of thin steel plates，New technology for electrician and electric energy，1999(10)

104 Liu Zhizhen, Li Qingfu, Analytical method to determine eddy current losses of a thin steel plate, Proceedings of CICEM1999, Aug 31-Sep 2 1999

105 Liu Zhizhen，Development of high-precision single-phase motor disconnection speed tester，Small and medium-sized motors，1998（8）

106 Liu Zhizhen，Research on a new type of AC excitation variable speed constant frequency wind turbine，Electrical Technology Magazine,1998（5）

107 Wang Xiuhe, Liu Zhizhen.Structure of permanent magnet starter with auxiliary pole、Principle and performance analysis，Journal of Shandong University of Technology,Vol.28（3）,1998

108 Zhang Zongchang, Liu Zhizhen, Zhu Changqing. Study of a VSCF AC excited wind power generator in the wind/diesel generation system. Proceedings of CICEM’1995, Aug 31-Sep 2 1995 (EISearch)

109 Zhang Zengchang, Zhang Duanqiao, Liu Zhizhen. Design method of windings for self-cascade machine. Proceedings of CICEM’1999, Aug 31-Sep 2 1995 (EISearch)

110 Zhang Zengchang, Zhu Changqing, Liu Zhizhen. Single-phase supply transformer with the three-phase symmetrical input. Proceedings of CICEM’1999, Aug 31-Sep 2 1995 (EISearch)

111 Zhang Zengchang, Li Guangyou, Liu Zhizhen. Discussion on cut-off braking of double-winding with short-circuit capacitor. Proceedings of CICEM’1999, Aug 31-Sep 2 1995 (EISearch)

112 Zhang Zengchang, Li Guangyou, Liu Zhizhen. Discussion on cut-off braking of double-winding with short-circuit capacitor. Proceedings of CICEM’1999, Aug 31-Sep 2 1995 （EISearch)

113 Liu Zhizhen, Zou Yong, Zhang Zengchang. Application of a computer to wind/diesel parallel connection generation system. Proceedings of CICEM’1995, Aug 31-Sep 2 1995 (EISearch)

Undertake scientific research projects

1、 “Research on torque coordination control strategy of hybrid electric vehicles based on data-driven predictive control”，2014National Natural Science Foundation of China project,25Ten thousand.

2、 “Research on foreign object detection and alignment technology for wireless charging of electric vehicles based on balance coil technology”，Shandong Province2016Funded by the key R&D plan in 2017,25Ten thousand.

3、 “Research on efficient and fast wireless charging technology for electric vehicles”，Shandong Province2016Major key technology projects of the year,100Ten thousand.

4、 "Research on Excitation Inrush Current Suppression Technology Coordinating Economic Operation of Transformers"，Shandong Province2016Funded by the key R&D plan in 2017,20Ten thousand.

5、 “3.0T…….Research on key technologies of resonant coils", Shandong Province2016Military-civilian integration project,500Ten thousand.

6、 "Research on cranial neonatal MRI technology", Shandong Province2019Major innovation projects of the year,1000Ten thousand.

7、 "Teruide box-type power equipment smart factory",2017Intelligent Manufacturing New Model Application Project of the Ministry of Industry and Information Technology,2Billion.

8、 "The impact of electric vehicle charging and swapping on local power grids"，State Grid2012year project,310Ten thousand.

9、 "Haier Electrical Computer Control Board Evaluation", Haier Group,2016-2022,100Ten thousand.

10、 "Research on high-power permanent magnet synchronous motor drive system for electric vehicles"，Jinan Science and Technology Bureau2012year project,50Ten thousand.

11、 “Research on Wireless Charging Technology for Electric Vehicles Based on Magnetic Coupling Resonance”, horizontal entrustment topic,2018-2021,330Ten thousand.

12、 “Research on Metal Foreign Object Detection Technology for Wireless Power Supply of Rice Cookers”，2014A project commissioned by Haier,50Ten thousand.

13、 "Research and Development of Electromagnetic Stirring System", horizontal commissioned project,2020-2021,66Ten thousand.

14、 "Magnetic Reactor Reactive Power Compensation and Box Transformer Inrush Current Suppression Switching System"，2016-2017, a project commissioned by Tered,80Ten thousand.

15、 "Internet+Electrical application and fine metal detection research and development",2021-2024, horizontal entrustment topic,300Ten thousand.

16、 "Research and development of charging device for power exchange cabinet",2021-2022, horizontal entrustment topic,34Ten thousand.

17、 1997-1999year，As a doctoral thesis topic，Developed "Leakage magnetic field calculation and stray loss analysis of converter transformer" software for Xi'an Transformer Factory，Also participated in research and development during this periodState Economic and Trade Commission Key Plan Project"Electrified railway three-phase to two-phase balanced traction transformer”。

18、 2002-2004year，As a postdoctoral project, we planned the electrical configuration of the electrolytic aluminum project for Shandong Bohai Piston Group Co., Ltd.,And bearChina Postdoctoral Science Foundation Project“Research on Genetic Algorithm Optimization of Magnetic Field Distribution in Aluminum Electrolyzers”，Also on the issue of harmonic suppression of rectifiers，"Hybrid suppression device of active filter and controllable passive filter" obtained2003yearFunded by the Shandong Provincial Department of Education。

19、 2004year, obtainedFunded by Shandong Provincial Economic and Trade CommissionDevelopment of "Suppression of neutral zero-sequence harmonic current in three-phase four-wire system"。

20、 2004year10Month, "Calculation and Optimization of Three-Dimensional Magnetic Field in Aluminum Electrolyzers" obtainedSupported by Shandong Province Outstanding Youth Award Fund。

21、 2005year，Complete "Development of Magnetic Field Analysis Software for Solenoid Valve" for Festo Company；Responsible for “electricity-gasPWMDevelopment of Modulated Digital Proportional Valve" project.

22、 2006year, participationNational Natural Science Foundation of ChinaProject "Research on New Vehicle Permanent Magnet Starter with Auxiliary Pole".

23、 2007Undertaken the key R&D project of Shandong Province "Research on high-precision metal detectors based on balanced coil technology" in 82626_82661，and acceptedJinan Science and Technology Star PlanFunding.

24、 2007year7Monthly commitmentPostdoctoral fellow in Shandong ProvinceProject "Research on comprehensive energy-saving system of beam pumping unit".

Academic Type