KESHTKAR, Sajjad
助教
KESHTKAR Sajjad ケシュトカー サジャヅ けしゅとかー さじゃづ
プロフィール
所属
東京都立大学システムデザイン学部 航空宇宙システム工学科
システムデザイン研究科 航空宇宙システム工学域
最終学歴・学位
Ph.D. in Automatic Control;
From Department of Automatic Control at Center for Research and Advanced Studies of IPN, Mexico.
専門・研究分野
Space Dynamics and Control
研究
研究テーマ
The researches include the basics of design and modeling, control algorithms and the issues of improving the accuracy and dynamics of attitude control and stabilization systems of spacecraft.
Design of mechanisms used in aircraft is another direction of research which include control moment gyroscopes, tethered mechanisms and space robotic systems.
研究キーワード
Tethered satellites, Control Moment Gyroscopes, ADAC
詳細情報
H. Mauricio A. Ramírez-Moreno ,Sajjad Keshtkar, et. al. "Sensors for Sustainable Smart Cities: A Review";Applied Sciences, V. 11(7), pp. 1 – 29, 2021.
H. Kojima; R. Nakamura; S. Keshtkar "Model predictive steering control law for double gimbal scissored-paircontrol moment gyros"; Acta Astronautica, V. 183, pp. 273 – 285, 2021.
H. Kojima; R. Nakamura; S. Keshtkar "Steering control law for double-gimbal scissored-pair CMG"; Advancesin Space Research, V. 66 (4), pp. 771 – 784, 2020.
S.I. Valdez; I. Gutierrez-Carmona; S. Keshtkar; E.E. Hernandez; "Kinematic and dynamic design andoptimization of a parallel rehabilitation robot"; Intelligent Service Robotics, V. 13 (3), pp. 365 – 378, 2020.
N. Keshtkar; S. Keshtkar; A. Poznyak; "Deflection Sliding Mode Control of a Flexible Bar Using a ShapeMemory Alloy Actuator with an Uncertainty Model"; Applied Sciences, V. 10 (2), pp. 471 – 482, 2020.
Sajjad Keshtkar ; Jaime A. Moreno ; Hirohisa Kojima ; Eusebio Hernandez; "Design Concept and Developmentof a New Spherical Attitude Stabilizer for Small Satellites"; IEEE Access, V. 6, pp. 57353 – 57365, October 2018.
S. Keshtkar, J. A Moreno, H. Kojima, K. Uchiyama, M. Nohmi and K. Takaya; "Spherical Gyroscopic Moment Stabilizer for Attitude Control of Microsatellites"; Acta Astronautica, V. 143, pp. 9 – 15, February 2018.
Sajjad Keshtkar, Eusebio Hernandez, Armando Oropeza and Alexander Poznyak; "Subreflector of Radio-Telescope Positioning on Gough-Stewart Platform via Sliding Mode Techniques"; Automation and Remote Control, V. 78, NO. 7pp: 1218 – 1233, July 2017.
S. Keshtkar, E. Hernandez, A. Oropeza and A. Poznyak; "Orientation of Radio-Telescope Secondary Mirror via Sliding Mode Control"; Neurocomputing, V. 233, pp. 43 – 51, April 2017.
S. Keshtkar and Alexander Poznyak; "Tethered space orientation via adaptive sliding mode"; International Journal of Robust and Nonlinear Control, V. 26, Issue 8, pp: 1632 – 1646, May 2016.
Sajjad Keshtkar and Alexander Poznyak; "Adaptive Sliding Mode Controller Based on Super-Twist Observer for Tethered Satellite System"; International Journal of Control, V. 89, NO. 9, pp:1904–1915, July 2016.
H. Kojima; R. Nakamura; S. Keshtkar "Model predictive steering control law for double gimbal scissored-paircontrol moment gyros"; Acta Astronautica, V. 183, pp. 273 – 285, 2021.
H. Kojima; R. Nakamura; S. Keshtkar "Steering control law for double-gimbal scissored-pair CMG"; Advancesin Space Research, V. 66 (4), pp. 771 – 784, 2020.
S.I. Valdez; I. Gutierrez-Carmona; S. Keshtkar; E.E. Hernandez; "Kinematic and dynamic design andoptimization of a parallel rehabilitation robot"; Intelligent Service Robotics, V. 13 (3), pp. 365 – 378, 2020.
N. Keshtkar; S. Keshtkar; A. Poznyak; "Deflection Sliding Mode Control of a Flexible Bar Using a ShapeMemory Alloy Actuator with an Uncertainty Model"; Applied Sciences, V. 10 (2), pp. 471 – 482, 2020.
Sajjad Keshtkar ; Jaime A. Moreno ; Hirohisa Kojima ; Eusebio Hernandez; "Design Concept and Developmentof a New Spherical Attitude Stabilizer for Small Satellites"; IEEE Access, V. 6, pp. 57353 – 57365, October 2018.
S. Keshtkar, J. A Moreno, H. Kojima, K. Uchiyama, M. Nohmi and K. Takaya; "Spherical Gyroscopic Moment Stabilizer for Attitude Control of Microsatellites"; Acta Astronautica, V. 143, pp. 9 – 15, February 2018.
Sajjad Keshtkar, Eusebio Hernandez, Armando Oropeza and Alexander Poznyak; "Subreflector of Radio-Telescope Positioning on Gough-Stewart Platform via Sliding Mode Techniques"; Automation and Remote Control, V. 78, NO. 7pp: 1218 – 1233, July 2017.
S. Keshtkar, E. Hernandez, A. Oropeza and A. Poznyak; "Orientation of Radio-Telescope Secondary Mirror via Sliding Mode Control"; Neurocomputing, V. 233, pp. 43 – 51, April 2017.
S. Keshtkar and Alexander Poznyak; "Tethered space orientation via adaptive sliding mode"; International Journal of Robust and Nonlinear Control, V. 26, Issue 8, pp: 1632 – 1646, May 2016.
Sajjad Keshtkar and Alexander Poznyak; "Adaptive Sliding Mode Controller Based on Super-Twist Observer for Tethered Satellite System"; International Journal of Control, V. 89, NO. 9, pp:1904–1915, July 2016.
A Rios, EE Hernandez, I Gutierrez, S Keshtkar; "Kinematic Control Implementation of a Stewart Platform-Based Motion Generator for Aerospace Applications", International Conference on Hybrid Intelligent Sysems, International Symposium on Multibody Systems and Mechatronics, 2021.
M. Angulo, A Diaz-Ponce, L Valentin, R Valdivia, S Keshtkar; "Design and Control of a Passive Solar Tracking System Using a Sky Imager", Latin American Symposium on Industrial and Robotic Systems, 2019.
SI Valdez, E Hernandez, S Keshtkar; "A Hybrid EDA/Nelder-Mead for Concurrent Robot Optimization", International Conference on Hybrid Intelligent Systems, 2018.
S. Keshtkar, H. Kojima, A. Diaz, J. Moreno, E. Hernandez; "Design and implementation of a new low-cost parallel robot for precise solar tracking", 27th International Conference on Robotics in Alpe-Adria Danube Region, RAAD 2018.
M. Angulo, A Diaz-Ponce, L Valentin, R Valdivia, S Keshtkar; "Design and Control of a Passive Solar Tracking System Using a Sky Imager", Latin American Symposium on Industrial and Robotic Systems, 2019.
SI Valdez, E Hernandez, S Keshtkar; "A Hybrid EDA/Nelder-Mead for Concurrent Robot Optimization", International Conference on Hybrid Intelligent Systems, 2018.
S. Keshtkar, H. Kojima, A. Diaz, J. Moreno, E. Hernandez; "Design and implementation of a new low-cost parallel robot for precise solar tracking", 27th International Conference on Robotics in Alpe-Adria Danube Region, RAAD 2018.
- 設計製図
- 設計製図(AS)
- 研究プロジェクト演習(4)
- 国際特別演習Ⅳ
連絡先
研究室
Kojima Lab
オフィスアワー
午前9：00－午後17：00
内線番号
内線8661
メールアドレス
s.keshtkar●tmu.ac.jp
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