IEEE International Conference on Industrial Technology, 2003最新文献

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Mass measurement of non-Newtonian substances in a conveyor pipe based on pulse response acquisition 基于脉冲响应采集的输送管内非牛顿物质质量测量
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290322
A. Fuchs, H. Zangl, G. Brasseur, M. Golles
{"title":"Mass measurement of non-Newtonian substances in a conveyor pipe based on pulse response acquisition","authors":"A. Fuchs, H. Zangl, G. Brasseur, M. Golles","doi":"10.1109/ICIT.2003.1290322","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290322","url":null,"abstract":"This paper presents a non-invasive principle for the measurement of the mass of Newtonian and non-Newtonian substances in a closed pipe. At a desired point and in a desired direction, a pulse shaped excitation force is applied to the conveyor system. With an accelerometer the movements of the pipe are measured in three axes to acquire the natural frequency of the pulse response. The measurement principle exploits the relation between the mass and the natural frequency of a system showing approximately constant spring behavior. The parameters measured are the natural frequency and the amplitude of the FFT spectrum. Our experiments show the influence of pipe loading on the natural frequency with a good reproducibility for both parameters.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122271164","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recent advances in single-stage power factor correction 单级功率因数校正的最新进展
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290815
K. Rustom, I. Batarseh
{"title":"Recent advances in single-stage power factor correction","authors":"K. Rustom, I. Batarseh","doi":"10.1109/ICIT.2003.1290815","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290815","url":null,"abstract":"This paper presents an overview of various interesting power factor correction techniques for single-phase applications. The discussion includes commonly-used control strategies and various types of converter topologies. Included is a comparative study of these strategies, with the major advantages and disadvantages is highlighted. We will emphasize the single-stage topologies, its drawbacks and some promising solutions.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"16 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122277131","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 18
Avoidance of nonlinear resonance jump in turbine governor positioning system using fuzzy controller 利用模糊控制器避免水轮机调速器定位系统的非线性共振跳变
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290775
K. Horvat, M. Mišković, O. Kuljaca
{"title":"Avoidance of nonlinear resonance jump in turbine governor positioning system using fuzzy controller","authors":"K. Horvat, M. Mišković, O. Kuljaca","doi":"10.1109/ICIT.2003.1290775","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290775","url":null,"abstract":"The paper deals with analysis of turbine governor positioning system of hydroelectric power plant regarding nonlinear resonance jump. The term \"resonance jump\" is used in the case of a sudden jump of amplitude and/or frequency and/or phase of a periodic output signal of a nonlinear system. Resonance jump cannot occur if excitation is such that the response of the system is transient and cannot be defined by solving nonlinear differential equations. Resonance jumps can cause severe damage and the mechanical, hydraulic and electrical systems with the saturation should be analyzed with the respect to the possibility of occurrence of resonance jump. In the paper the analysis of the water turbine governor positioning system with the respect to the occurrence of resonance jump is described. Two methods of analyzing system with the respect to resonance jumps are described: the simulation method and the analytical method. When using the simulation method, the analysis of the variations of important parameters, including dead zone is performed and the simulation procedures are detailed. Then, the confirmation of the results of simulation is given by the analytical analysis method based on the describing function approach. At the end, the fuzzy regulator for avoidance of nonlinear resonance jump in turbine governor positioning system is involved.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"53 66 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125730549","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Assist control for positioning task by flexible master-slave system 灵活的主从系统辅助控制定位任务
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290758
Y. Morita, N. Tsukamoto, K. Asai, H. Ukai, H. Kando, N. Matsui
{"title":"Assist control for positioning task by flexible master-slave system","authors":"Y. Morita, N. Tsukamoto, K. Asai, H. Ukai, H. Kando, N. Matsui","doi":"10.1109/ICIT.2003.1290758","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290758","url":null,"abstract":"This paper presents a new assist control method for positioning tasks by using a master-slave system having the elasticity on the slave arm. When the operator performs the positioning task with the flexible master-slave system, the remote operation becomes too difficult owing to the elastic vibration of the slave arm. In order to reduce the operator's load and to assist the operation, we design a new assist control method on the basis of the following design policies: (i) we imitate skills of skilled operators and (ii) we permit a slight autonomic movement of the slave arm. For these policies, the strain feedback is introduced to the conventional bilateral control method. This implies the strain signal at the root of the slave arm is fed back to both the master and slave inputs. We examine the stability of the closed-loop system with the human model and the proposed control system. Then we evaluate the maneuverability of the proposed assist control method on the basis of the task success time and the operator's feeling by the SD method. Also we evaluate it by applying the principle component analysis to the results of the SD method. These evaluation results show an improvement of the maneuverability and confirm the effectiveness of the proposed assist control method.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114246855","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Online monitoring of power devices junction temperature in power converters using a 32-bit microcontroller 利用32位微控制器在线监测电源变换器中的电源器件结温
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290822
U. Franke, R. Krummer, T. Reimann, J. Petzoldt, L. Lorenz
{"title":"Online monitoring of power devices junction temperature in power converters using a 32-bit microcontroller","authors":"U. Franke, R. Krummer, T. Reimann, J. Petzoldt, L. Lorenz","doi":"10.1109/ICIT.2003.1290822","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290822","url":null,"abstract":"This paper presents a method for online monitoring of power devices junction temperature in 3-phase power converters. The method considers power semiconductor devices and microcontroller chip aspects. Power loss calculation and thermal modelling is done using the 32-bit TriCore microcontroller. Practical results in a 3-phase inverter application are shown at different load conditions. With the proposed method, system optimisation and hence better chip utilisation can be achieved.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"81 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125627912","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Zero rank calibrating procedure by teach-in robotised flexible manufacturing system 机器人柔性制造系统的零级标定程序
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290334
C. Rădulescu, Ş. Varga
{"title":"Zero rank calibrating procedure by teach-in robotised flexible manufacturing system","authors":"C. Rădulescu, Ş. Varga","doi":"10.1109/ICIT.2003.1290334","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290334","url":null,"abstract":"Industrial retechnology objectives includes investment in robotised flexible manufacturing system - FMS. After the technical application is identified and the equipment is procured, only a quick installation is needed for implementation. Although the robotised FMS components are executed with great precision, because of some important systematic situation errors caused by foundation and installation imprecisions, the duration of the initial phase of service is prolonged, having a unjustified effect at increased spending. This paper presents a new calibration method about teach-in implementation that reduces the losses caused by the difficulty of putting the robotised FMS into full service.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"156 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127560147","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Variable parameter robust gradient estimation algorithm with dead zone for the trajectory tracking of the joints of the manipulator 针对机械臂关节轨迹跟踪的带死区变参数鲁棒梯度估计算法
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290259
Yuncan Xue, Zhi-Qian Mei, Jinlong Jiang, Qiwen Yang
{"title":"Variable parameter robust gradient estimation algorithm with dead zone for the trajectory tracking of the joints of the manipulator","authors":"Yuncan Xue, Zhi-Qian Mei, Jinlong Jiang, Qiwen Yang","doi":"10.1109/ICIT.2003.1290259","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290259","url":null,"abstract":"A variable parameter robust gradient estimation algorithm with dead zone is presented in this paper. The concept of the error level is proposed. Selection criteria of the error level are given according to the min-max principle. Good performance of the improved algorithm is verified by the experiments carried out on the robot. With it, a self-tuning PID controller is used for the trajectory tracking of the joints of the manipulator. Good tracking performance shows the effectiveness of the improved robust gradient estimation algorithm.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"45 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122653086","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Reverse engineering: an effective approach to studying mechatronics at undergraduate tertiary education 逆向工程:在本科高等教育中学习机电一体化的有效途径
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290764
M. Saleh
{"title":"Reverse engineering: an effective approach to studying mechatronics at undergraduate tertiary education","authors":"M. Saleh","doi":"10.1109/ICIT.2003.1290764","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290764","url":null,"abstract":"This paper describes the existing teaching methodologies in engineering at undergraduate tertiary education. Also, it discusses the effectiveness of implementing reverse engineering as an attractive approach to studying Mechatronics. Practical examples are illustrated to explore the aspects, the practicality and the flexibility of this educational method. Overall, the material presented in this paper can be of crucial benefit to educators who are involved in setting up, designing, delivering and assessing material in inter-disciplinary and integrated engineering courses at tertiary education.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134545559","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Suppressing sensor lift-off effects on cracks signals in surface magnetic field measurement technique 抑制表面磁场测量技术中传感器升空对裂纹信号的影响
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290332
R. Amineh, S. Sadeghi, R. Moini
{"title":"Suppressing sensor lift-off effects on cracks signals in surface magnetic field measurement technique","authors":"R. Amineh, S. Sadeghi, R. Moini","doi":"10.1109/ICIT.2003.1290332","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290332","url":null,"abstract":"As in the eddy current technique, a major problem for crack measurement in the surface magnetic field measurement (SMFM) technique is the lift-off distance of the sensor. The nonzero value of lift-off distance tends to smear out the discontinuity in the SMFM crack signal, causing errors in crack characterization. The paper presents a method for sensor lift-off evaluation and crack signal restoration in the SMFM technique. The method employs a deconvolution technique and uses a suitable cost function based on the relations available for electromagnetic field distributions at the metal surface. Simulation results are presented to demonstrate the accuracy of the method.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"111 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114378537","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Numerical and experimental study of instability phenomena of a boost PFC converter 升压型PFC变换器不稳定现象的数值与实验研究
IEEE International Conference on Industrial Technology, 2003 Pub Date : 2003-12-10 DOI: 10.1109/ICIT.2003.1290770
M. Orabi, T. Ninomiya
{"title":"Numerical and experimental study of instability phenomena of a boost PFC converter","authors":"M. Orabi, T. Ninomiya","doi":"10.1109/ICIT.2003.1290770","DOIUrl":"https://doi.org/10.1109/ICIT.2003.1290770","url":null,"abstract":"Boost PFC converter with average-current-mode control is studied from the bifurcation viewpoint. Boost PFC converter is a nonlinear circuit due to the multiplier use and the large change in the duty cycle. This nonlinearity produces bifurcations and chaos when parameters are varied. The classical PFC design is based on stable periodic orbit which has desired characteristics. In this paper, the main bifurcations which may undergo this orbit, when the parameters of the circuit change, are described and the region of these instability phenomena of the converter are delimited which is of practical interest for engineering design. Linear analysis can not detect or prove these instability phenomena. Then, these phenomena are detected by using a prototype design and confirmed by using a special numerical program resulting in a good agreement between them.","PeriodicalId":193510,"journal":{"name":"IEEE International Conference on Industrial Technology, 2003","volume":"50 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2003-12-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114476395","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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