教育教學情況 主講本科生《機械設計I》、《機械設計課程設計》等課程。
科學研究
科研方向：機器人學及機構學，包括並/混在線上器人理論與控制研究，柔順機構動力學研究等。
科研項目：
1.國家自然科學基金，2012-2014，負責人。
2.教育部博士點基金，2012-2014，負責人。
3.北京市教委面上項目，2013-2015，負責人。
4. 劉婧芳“日新人才計畫“項目，2014-2016，負責人。
科研成果：
2 Zhen Huang, Jingfang Liu, Qinchuan Li. Unified Methodology for Mobility Analysis Based on Screw Theory. Smart Devices and Machines for Advanced Manufacturing (Lihui Wang，Jeff Xi Editors), Springer, 2008 (Book-Chapter)
3 Jingfang Liu, Zhen Huang, Yanwen Li. Mobility of the Myard 5R linkage Involved in “Gogu problem”. Chinese Journal of Mechanical Engineering (English Edition), 2009, 22(3):325-330 (SCI：461YM EI:20092912195795)
4 Jingfang Liu, Yanwen Li, Zhen Huang. Mobility Analysis of Altmann Overconstrained Linkages by Modified Grübler-Kutzbach Criterion. Chinese Journal of Mechanical Engineering (English Edition), 2011，24（4）：638-646 (SCI :798ZT)
5 Zhen Huang, Jingfang Liu, Daxing Zeng. A General Methodology for Mobility Analysis of Mechanisms based on Constraint Screw Theory. Science in China, Series E: Technological Sciences, 2009, 52(5):1337-1347 (SCI：444DL；EI：20092112093587)
6 黃真, 劉婧芳, 曾達幸. 基於約束螺旋理論的機構自由度分析的普遍方法. 中國科學(E輯：技術科學), 2009, 39(1):84-93
7 Ziming Chen, Jingfang Liu, Huang Zhen. A Three-DOF Rotational Parallel Manipulator without Intersecting Axes. Proceedings of 2010 ASME International Design Engineering Technical Conferences, 2010, Detc2010-28422 (EI源)/Trans ASME: Journal of Mechanisms and Robotics, 2011
8 Jingfang Liu, Zhen Huang. Mobility Analysis of Some Paradoxical Mechanisms Using a General Methodology. Proceedings of 2008 ASME International Design Engineering Technical Conferences, 2008, Detc2008-49307 (EI：20094812493976)
9 Jingfang Liu, Zhen Huang, Yanwen Li. A New Approach for the Order of the Bennett-Based Linkages in Mobility Analysis. Proceedings of 2009 ASME International Design Engineering Technical Conferences, 2008, Detc2009-86243 (EI：20102513025319)
10 劉士昌，劉婧芳，黃真. 基於螺旋理論對單環空間RSUR機構的受力分析。機械工程學報
11 Jingfang Liu, Yanwen Li, Ziming Chen, Zhen Huang. A general Mobility Methodology Based on Reciprocal Screw Theory, The First IFToMM Asian Conference on Mechanism and Machine Science, Taipei, Taiwan, 2010
12 Zhen Huang, Jingfang Liu. Open Problem of Mechanism Mobility and a Mobility Methodology. Proceedings of the Second International Workshop on Fundamental Issues and Future Research Directions for Parallel Mechanisms and Manipulators, Montpellier, 2008
13 Zhen Huang, Jingfang Liu. Analysis on “Gogu Problem” and a Mobility Methodology Based on Screw Theory. Proceedings of the International Mechanisms and Machine Science Conference, Dalian, China, 2008
14 劉婧芳, 朱思俊, 曾達幸, 黃真. 包括2個新並在線上構和一些反常機構的自由度分析. 燕山大學學報, 2006, 30(6):488-494
15 Yan Zhao, Jingfang Liu, Zhen Huang. Force analysis of Overconstrained Lower-Mobility Parallel Manipulators. Proceedings of the 1st International Symposium on Geometric Methods in Robotics and Mechanism Research, Hong Kong, December 15-16, 2009
16 Zhen Huang, Yan Zhao, Jingfang Liu. Kinetostatic Analysis of 4-R(CRR) Parallel Manipulator with Over-constraints via Reciprocal-Screw Theory. Advances in Mechanical Engineering, 2010, article ID:404960
