
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
Keshtkar, S., Tamborrell, P., & Kojima, H. (2023). Learning perceptions of STEM students partaking in an international experiential learning. International Journal on Interactive Design and Manufacturing (IJIDeM), 17(6), 3279-3303.
H. Kojima, S. Keshtkar, F. Baba, Y. Kato, H. Suzuki, K. Kosuge, & P. M. Trivailo. "Design, development, and experiments of novel tether-net release mechanism"; Advances in Space Research, 2023.
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, S. Keshtkar, F. Baba, Y. Kato, H. Suzuki, K. Kosuge, & P. M. Trivailo. "Design, development, and experiments of novel tether-net release mechanism"; Advances in Space Research, 2023.
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.
Keshtkar, S., Adormo, B.V., & Kojima, H. (2023).: Enhancing Task Relaxation for Collision Avoidance of Space Robots, ISTS2023, Jun 3-9, Kurume.
Lorea, A., Pizarro E., Keshtkar, S., Kojima, H. & Roman A. (2023).: Dynamic Study of Tethered Probe for Planetary Atmospheric Exploration, ISTS2023, Jun 3-9, Kurume.
Fuentes, A., Kojima, H., Keshtkar, S., & Roman A. (2023).: Design of a Variable Stiffness Soft Gripper for On-orbit Grasping of Tumbling Objects, ISTS2023, Jun 3-9, Kurume.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.
Lorea, A., Pizarro E., Keshtkar, S., Kojima, H. & Roman A. (2023).: Dynamic Study of Tethered Probe for Planetary Atmospheric Exploration, ISTS2023, Jun 3-9, Kurume.
Fuentes, A., Kojima, H., Keshtkar, S., & Roman A. (2023).: Design of a Variable Stiffness Soft Gripper for On-orbit Grasping of Tumbling Objects, ISTS2023, Jun 3-9, Kurume.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.
- 航空宇宙工学実験2
- 航空宇宙工学概論1
- 航空宇宙工学概論2
- 航空宇宙工学実験2
- 設計製図
- 航空宇宙システム工学特別研究1
- 航空宇宙システム工学特別研究2
- 航空宇宙工学概論
- 航空宇宙システム工学特別研究1
- 設計製図(AS)
- 国際特別演習Ⅳ
- 組織再編前旧課程の同時開講科目等が含まれており、掲載されている全ての科目を開講するわけではありません。
連絡先
研究室
Kojima Lab
オフィスアワー
午前8:30-午後16:30
内線番号
内線8661
メールアドレス
s.keshtkar●tmu.ac.jp
(メールを送信される場合は●を@に変換してください)