Zobrazeno 1 - 10
of 308
pro vyhledávání: '"Ikkoh Funaki"'
Autor:
Frank Jansen, Tommaso Andreussi, Giovanni Cesarretti, Manfred Ehresmann, Julia Grill, Georg Herdrich, Ikkoh Funaki, Nathalie Girard, Jan Thimo Grundmann, David Krejci, Hans Leiter, Frederic Masson, Volker Maiwald, Tommaso Misuri, Stephane Oriol, Antonio Piragino, Alexander Reissner, Lars Schanz
Publikováno v:
EPJ Techniques and Instrumentation, Vol 10, Iss 1, Pp 1-17 (2023)
Abstract This review deals with the selection of the electric propulsion system (EPS) for the internationally developed and designed, primary nuclear-electric space tug International Nuclear Power and Propulsion System (INPPS). INPPS is scheduled for
Externí odkaz:
https://doaj.org/article/b2e8067d281e4ca5bbd8aa5b038d94d6
Autor:
Kazuki Ishihara, Kentaro Yoneyama, Hiroaki Watanabe, Noboru Itouyama, Akira Kawasaki, Ken Matsuoka, Jiro Kasahara, Akiko Matsuo, Ikkoh Funaki, Kazuyuki Higashino
Publikováno v:
Journal of Propulsion and Power. 39:297-307
Rotating detonation engines (RDEs) have been actively researched around the world for application to next-generation aerospace propulsion systems because detonation combustion has theoretically higher thermal efficiency than conventional combustion.
Autor:
Kazuki ISHIHARA, Kentaro YONEYAMA, Tomoki SATO, Hiroaki WATANABE, Noboru ITOUYAMA, Akira KAWASAKI, Ken MATSUOKA, Jiro KASAHARA, Akiko MATSUO, Ikkoh FUNAKI
Publikováno v:
TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES. 66:46-58
Autor:
Keisuke Goto, Ken Matsuoka, Koichi Matsuyama, Akira Kawasaki, Hiroaki Watanabe, Noboru Itouyama, Kazuki Ishihara, Valentin Buyakofu, Tomoyuki Noda, Jiro Kasahara, Akiko Matsuo, Ikkoh Funaki, Daisuke Nakata, Masaharu Uchiumi, Hiroto Habu, Shinsuke Takeuchi, Satoshi Arakawa, Junichi Masuda, Kenji Maehara, Tatsuro Nakao, Kazuhiko Yamada
Publikováno v:
Journal of Spacecraft and Rockets. 60:273-285
To create a new flyable detonation propulsion system, a detonation engine system (DES) that can be stowed in sounding rocket S-520-31 has been developed. This paper focused on the first flight demonstration in the space environment of a DES-integrate
Autor:
Valentin Buyakofu, Ken Matsuoka, Koichi Matsuyama, Akira Kawasaki, Hiroaki Watanabe, Noboru Itouyama, Keisuke Goto, Kazuki Ishihara, Tomoyuki Noda, Jiro Kasahara, Akiko Matsuo, Ikkoh Funaki, Daisuke Nakata, Masaharu Uchiumi, Hiroto Habu, Shinsuke Takeuchi, Satoshi Arakawa, Junichi Masuda, Kenji Maehara, Tatsuro Nakao, Kazuhiko Yamada
Publikováno v:
Journal of Spacecraft and Rockets. 60:181-189
A detonation engine system is successfully demonstrated for the first time in space using sounding rocket S-520-31 of the Japan Aerospace Exploration Agency/Institute of Space Astronautical Science. Detailed flight results of an S-shaped pulse detona
Magnetohydrodynamic Analysis of Magnetoplasma Sail Considering Thermal Pressure and Dynamic Pressure
Publikováno v:
JOURNAL OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES. 71:67-77
Autor:
Kotaro Nakata, Kosei Ota, Shiro Ito, Kazuki Ishihara, Keisuke Goto, Noboru Itouyama, Hiroaki Watanabe, Akira Kawasaki, Ken Matsuoka, Jiro Kasahara, Akiko Matsuo, Ikkoh Funaki, Kazuyuki Higashino, James Braun, Terrence Meyer, Guillermo Paniagua
Publikováno v:
AIAA Journal. 60(7):4015-4023
Converging–diverging nozzles are common in rocket engine systems to increase the exhaust velocity and improve thrust performance. In this study, we focused on the acceleration of subsonic burned gas without a structural throat via detonation to rea
Autor:
Hiroki Watanabe, Toru Takahashi, Shinatora Cho, Yoshiki Matsunaga, Fujio Kurokawa, Kazuhiro Kajiwara, Hiroaki Kusawake, Daisuke Goto, Ikkoh Funaki
Publikováno v:
IEEE Transactions on Aerospace and Electronic Systems. 58:1609-1620
The Japan Aerospace Exploration Agency (JAXA) has developed a power processing unit (PPU) for a 6 kW Hall thruster system. The PPU is a candidate for future mission applications, such as all-electric satellites, exploration vehicles, and orbital tran
Autor:
Noboru Itouyama, Keisuke Goto, Akira Kawasaki, Ken Matsuoka, Kosei Ota, Hideto Kawashima, Hiroaki Watanabe, Jiro Kasahara, Akiko Matsuo, Ikkoh Funaki
Publikováno v:
Journal of Propulsion and Power. 38:410-420
A cylindrical rotating detonation engine (24 mm diameter) with multiple injector holes on the combustor side wall for both propellant injection and cooling by injector gas flow was designed and te...
Autor:
Shun IMAI, Daisuke IMAGUCHI, Hiroki WATANABE, Kenichi KUBOTA, Shinatora CHO, Yuya OSHIO, Ikkoh FUNAKI
Publikováno v:
TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES. 65:1-10