
Current Issue: <FITEE>
ISSN 2095-9184 (print); ISSN 2095-9230 (online); CN 33-1389/TP; Monthly.
FITEE is an international peer-reviewed journal indexed by SCI-E, Ei Compendex, DBLP, IC, Scopus, JST, CSA, etc. It covers research in Electrical and Electronic Engineering, including Computer Science, Information Sciences, Control, Automation, Telecommunications, and related disciplines.
Impact factor: 0.308 (2011), 0.297 (2012), 0.380 (2013), 0.415 (2014), 0.392 (2015), 0.622 (2016), 0.910 (2017), 1.033 (2018), 1.604 (2019), 2.161 (2020), 2.526 (2021).
Frontiers of Information Technology & Electronic Engineering
ISSN 2095-9184 (print), ISSN 2095-9230 (online), monthly
2016 Vol.17 No.8
Regular Papers
Tian-qi Wu, Min Yao, Jian-hua Yang
DOI: 10.1631/FITEE.1500287 Downloaded: 5611 Clicked: 10195 Cited: 2 Commented: 0(p.717-729) <Full Text> <PPT> 2963
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Performance analysis of visual markers for indoor navigation systems
Gaetano C. La Delfa, Salvatore Monteleone, Vincenzo Catania, Juan F. De Paz, Javier Bajo
DOI: 10.1631/FITEE.1500324 Downloaded: 5100 Clicked: 9639 Cited: 0 Commented: 0(p.730-740) <Full Text> <PPT> 2666
关键词组:
Jia-yin Song, Wen-long Song, Jian-ping Huang, Liang-kuan Zhu
DOI: 10.1631/FITEE.1601169 Downloaded: 4178 Clicked: 9240 Cited: 0 Commented: 0(p.741-749) <Full Text> <PPT> 2432
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RePizer: a framework for prioritization of software requirements
Saif Ur Rehman Khan, Sai Peck Lee, Mohammad Dabbagh, Muhammad Tahir, Muzafar Khan, Muhammad Arif
DOI: 10.1631/FITEE.1500162 Downloaded: 4472 Clicked: 9026 Cited: 0 Commented: 0(p.750-765) <Full Text> <PPT> 2405
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Pegasus: a distributed and load-balancing fingerprint identification system
Yun-xiang Zhao, Wan-xin Zhang, Dong-sheng LI, Zhen Huang, Min-ne Li, Xi-cheng Lu
DOI: 10.1631/FITEE.1500487 Downloaded: 5189 Clicked: 8548 Cited: 0 Commented: 0(p.766-780) <Full Text> <PPT> 3035
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Efficient hierarchical identity based encryption scheme in the standard model over lattices
Feng-he Wang, Chun-xiao Wang, Zhen-hua Liu
DOI: 10.1631/FITEE.1500219 Downloaded: 4669 Clicked: 9567 Cited: 0 Commented: 0(p.781-791) <Full Text> <PPT> 2570
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Human hip joint center analysis for biomechanical design of a hip joint exoskeleton
Wei Yang, Can-jun Yang, Ting Xu
DOI: 10.1631/FITEE.1500286 Downloaded: 4645 Clicked: 10344 Cited: 0 Commented: 0(p.792-802) <Full Text> <PPT> 2713
关键词组:
Bing Tian, Qun-tao An, Li Sun, Dong-yang Sun, Jian-dong Duan
DOI: 10.1631/FITEE.1500298 Downloaded: 5289 Clicked: 10287 Cited: 0 Commented: 0(p.803-813) <Full Text> <PPT> 2728
创新点:1.采用新颖的永磁同步电机非线性数学模型,推导出磁饱和特征函数以及转子位置信息;2.采用混合注入法(注入高频电压矢量和直流电压矢量)估算转子位置,其中直流电压用于改变铁芯饱和度,而铁芯饱和度又将调制高频电流响应。结合一种特殊的解调算法便可从高频电流响应中获得磁饱和特征函数以及转子位置信息。
方法:1.研究了表贴式永磁同步电机的磁饱和数学模型,并采用Ansoft/Maxwell软件对其进行了验证;2.根据磁饱和模型提取出磁饱和特征函数fsat,并初步用于估算磁极位置(误差±25°);3.在估算的转子磁极方向上注入直流激磁电流,使铁芯更加饱和,呈现凸极效应(Lqq/Ldd>1);4.由于铁芯更加饱和,可采用位置观测器获得较精确的转子位置;5.通过MATLAB/simulink和实验进行了转子位置估算。
结论:1.在定子绕组中注入直流激磁电流,营造磁饱和效应;2.采用解调算法(2个二阶带通滤波器和3个一阶惯性滤波器)可提取饱和度特征函数和转子位置信息;3.本位置估算实施简单,提高了表贴式永磁同步电机初始位置检测精度。
关键词组:
He Hao, Wei-zhong Fei, Dong-min Miao, Meng-jia Jin, Jian-xin Shen
DOI: 10.1631/FITEE.1500238 Downloaded: 6265 Clicked: 10088 Cited: 0 Commented: 0(p.814-824) <Full Text> <PPT> 3186
创新点:利用二维和三维有限元分析,得到定子通风孔的存在对于电机转矩特性的影响,并且通过对永磁体结构和转子分段斜极的优化,得到其对电机转矩特性的影响,提高电机转矩性能,降低了对机械齿轮的要求。
方法:首先,考虑到大型直驱型永磁同步发电机采用的机械齿轮的机械忍耐性受到限制,因此减少电机的转矩脉动具有非常重要的意义,对于海上工作的风力发电机来说尤为如此。接着,针对现有风力发电机,在具有定子通风孔条件下提出了对于电机永磁体形状的优化,并通过二维和三维的有限云分析,得到了其对电机转矩特性的影响。然后,通过提出对电机转子的分段斜极的优化,同样利用二维和三维的有限元分析得到不同转子结构对电机转矩特性的影响。最后,通过分析比较得到不同结构对电机平均转矩、转矩脉动等的影响。
结论:针对大容量永磁同步发电机,我们发现定子通风孔不仅会降低电机的平均转矩,还会增加电机的转矩脉动,且电枢电流和转子分段斜极对减少电机的转矩脉动具有非常大的影响。
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A novel resource optimization scheme for multi-cell OFDMA relay network
Ning Du, Fa-sheng Liu
DOI: 10.1631/FITEE.1500294 Downloaded: 4072 Clicked: 9654 Cited: 1 Commented: 0(p.825-833) <Full Text> <PPT> 2345
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Filtering and tracking with trinion-valued adaptive algorithms
Xiao-ming Gou, Zhi-wen Liu, Wei Liu, You-gen Xu
DOI: 10.1631/FITEE.1601164 Downloaded: 4315 Clicked: 8550 Cited: 1 Commented: 0(p.834-840) <Full Text> <PPT> 2417
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