作为项目负责人主持的科研项目：
1、自由活塞发电机热-机-电多场耦合动力学特性与协调机制研究，国家自然科学基金面上项目，项目编号：51875290
2、四冲程自由活塞发电机动态特性及关键技术研究，国家自然科学基金青年基金项目，项目编号：51207071
3、具有动平衡特性的四冲程自由活塞发电机关键技术研究，中国博士后科学基金特别资助项目，项目编号：2012T50503
4、电动汽车用新型四冲程自由活塞发电机若干关键技术研究，中国博士后科学基金，项目编号：20110490135
5、电动汽车用新型四冲程自由活塞式直线发电机及其优化设计，江苏省博士后科研资助项目，项目编号：1002001B
6、一类新型四冲程自由活塞发电机若干关键技术研究，南京理工大学“卓越计划”“紫金之星”项目，项目编号：2013-ZJ-0202
7、自由活塞内燃机热力循环切换机理研究，南京理工大学机械工程学院拔尖人才助推计划项目，项目编号：30915118816
8、内燃机工作循环切换机理与控制方法研究，南京理工大学自主科研专项计划项目，项目编号：30916015101
9、电动汽车新型永磁直线发电系统的高效能控制技术研究，江苏省“六大人才高峰”高层次人才项目，项目编号：XNYQC-010
10、内燃直线发电机的稳定运行机理与空燃比控制方法研究，浙江省机器人与智能制造装备技术重点实验室开放基金项目。项目编号：RIE2015OSF03
11、其他企事业单位及军工单位合作项目若干项。
作为第一作者或通信作者发表的学术论文：
[1] Houliang Yu, Zhaoping Xu, Qinglin Zhang, Liang Liu. Two-Stroke Thermodynamic Cycle Optimization of a Single-Cylinder Free-Piston Engine Generator. Advances in Materials Science and Engineering, Volume 2019 (SCI, EI)
[2] Lijie Yang, Zhaoping Xu, Liang Liu. A Tubular PM Linear Generator with a Coreless Moving-Coil for Free-piston Engines. IEEE Transactions on Energy Conversion, 2019 (SCI, EI)
[3] Lingling Zhang, Liang Liu, Xiangbin Zhu, Zhaoping Xu. An Electric Load Simulator for Engine Camless Valvetrains. Applied Sciences, 2019(9) (SCI, EI)
[4] Hao Yan, Zhaoping Xu. Friction Characteristics of Synchronization Process Based on Tribo-Thermodynamics. Advances in Materials Science and Engineering, Volume 2018 (SCI, EI)
[5] Haicheng Zhou, Zhaoping Xu, Liang Liu. A Rule-Based Energy Management Strategy Based on Dynamic Programming for Hydraulic Hybrid Vehicles, Mathematical Problems in Engineering, Volume 2018 (SCI, EI)
[6] Dong Liu, Zhaoping Xu, Liang Liu. Modeling and Control of a Portable Two-Stroke Free-Piston Engine Generator. ICMA2018, 2018 (EI)
[7] Haicheng Zhou, Zhaoping Xu, Liang Liu. Modelling and Control of a Novel Hydraulic Hybrid Vehicle with Wheel Motors. ICMA2018, 2018 (EI)
[8] Nianpeng Liu, Zhaoping Xu, Liang Liu. Simulation and Prototype Experiment Research of a Four Stroke Free Piston Engine. ASEMD2018
[9] 刘念鹏, 徐照平, 刘梁. 四冲程自由活塞内燃发电机样机设计与试验研究. 小型内燃机与车辆技术, 47(2), 2018
[10] 华儒, 徐照平, 刘梁. 自由活塞发动机二冲程运行模式换气过程优化优化. 车用发动机, 47(2), 2018
[11] Hao Yan, Dengqiang Wang, Zhaoping Xu. Design of an opposed-piston four-stroke free-piston engine generator. SAE Paper, 2015. (EI: 20153201106045)
[12] 林继铭, 徐照平, 闫皓. 自由活塞发动机的活塞运动规律优化与试验, 农 业工程学报, 31(6), 2015. (EI: 20151700790306)
[13] 尹林霞, 徐照平, 常思勤. 四冲程自由活塞天然气发动机原理样机的试验研究与分析, 内燃机工程, 2014, 35(1) (EI: 20141117464491)
[14] Ningxia Yin, Zhaoping Xu, Siqin Chang. Effect of Piston Motion on Combustion of CNG Free Piston Engine, Advanced Materials Research, 2014 （EI: 20141117443327）
[15] Jiming Lin, Zhaoping Xu, Siqin Chang. Thermodynamic simulation and prototype testing of a four-stroke free-piston engine. Journal of Engineering for Gas Turbines and Power, 2014, 136(5) (SCI: 000333041400006)
[16] Jiming Lin, Zhaoping Xu, Siqin Chang. Finite-time thermodynamic modeling and analysis of an irreversible Miller cycle working on a four-stroke engine. International Communications in Heat and Mass Transfer, 2014, 54: 54-59. (SCI: 000336357400008)
[17] 徐照平, 常思勤, 林继铭. 四冲程自由活塞发电机活塞运动控制方法. 农业机械学报, 2013, 44(1): 6~10 (EI: 20130616000170)
[18] Zhaoping Xu, Siqin Chang, Jiming Lin. Development of a single-cylinder four-stroke free-piston generator. Advanced Materials Research, 2013, 772: 436~442 (EI: 20134116835095)
[19] Zhaoping Xu, Siqin Chang. Simulation of an opposed-piston four-stroke free-piston generator. Applied Mechanics and Materials, 2013, 336: 585~589 (EI: 20133516681468)
[20] 徐照平, 常思勤, 林继铭.四冲程自由活塞发动机样机设计. 南京理工大学学报自然科学版, 2013, 37(5)
[21] 林继铭, 徐照平，常思勤. 新型独立压缩自由活塞发动机仿真研究. 南京理工大学学报，2013，37(1) : 101-106.
[22] Ling Huang, Zhaoping Xu. An Opposed-piston Free-piston Linear Generator Development for HEV. SAE Paper, 2012-01-1021
[23] 徐照平, 常思勤, 黄玲. 四冲程自由活塞发动机仿真与实验. 农业机械学报, 2012, 43(7)
[24] Zhaoping Xu, Siqin Chang. Prototype testing and analysis of a novel internal combustion linear generator integrated power system. Applied Energy, August, 2010, 87(4): 1342~1348 (SCI: 000274506500029)
[25] Zhaoping Xu, Siqin Chang. Improved Moving Coil Electric Machine for Internal Combustion Linear Generator. IEEE Transactions on Energy Conversion, June, 2010, 25(2): 281~286 (SCI: 000278063800002)
[26] Zhaoping Xu, Siqin Chang. Development and Performance Evaluation of a Novel Internal Combustion Linear Generator Integrated Power System. World Automotive Congress, Hungary, 2010
[27] 徐照平, 常思勤. 新型动圈式永磁直线电机样机设计及试验. 电机与控制应用, 2010, (1): 89~91