Presentation 1997/5/22
Self deployment test of a large disk antenna model in water
Takao Oura, Shinji Matsumoto, Haruyuki Namba, Takanori Sato, Hisashi Tadokoro, Kenji Takagi, Shigeru Aoki, Nobuyuki Kaya,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We have been developing a new type of an antenna for 3 years. The antenna is self deployable and its shape is polygonal. Before deployment, shape of the antenna is a polygonal column with φ500 millimeters in diameter and 1000 millimeters in height. When it completes deployment, it becomes a polygonal disk with φ2000 millimeters in diameter and 30 millimeters thickness. This time, we carried out a deployment test in water to compensate gravity, using a small plastic model whose density is about 1.00. The test demonstrated as follows ; 1.The model deployed completely. 2.Hydrodynamic pressure on segments can not be neglected.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) deployable antenna / centrifugal force / gravity compensation
Paper # SANE97-14
Date of Issue

Conference Information
Committee SANE
Conference Date 1997/5/22(1days)
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Paper Information
Registration To Space, Aeronautical and Navigational Electronics (SANE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Self deployment test of a large disk antenna model in water
Sub Title (in English)
Keyword(1) deployable antenna
Keyword(2) centrifugal force
Keyword(3) gravity compensation
1st Author's Name Takao Oura
1st Author's Affiliation Power & Energy Project Division, Shimizu Corporation()
2nd Author's Name Shinji Matsumoto
2nd Author's Affiliation Power & Energy Project Division, Shimizu Corporation
3rd Author's Name Haruyuki Namba
3rd Author's Affiliation Power & Energy Project Division, Shimizu Corporation
4th Author's Name Takanori Sato
4th Author's Affiliation Power & Energy Project Division, Shimizu Corporation
5th Author's Name Hisashi Tadokoro
5th Author's Affiliation Power & Energy Project Division, Shimizu Corporation
6th Author's Name Kenji Takagi
6th Author's Affiliation Power & Energy Project Division, Shimizu Corporation
7th Author's Name Shigeru Aoki
7th Author's Affiliation Power & Energy Project Division, Shimizu Corporation
8th Author's Name Nobuyuki Kaya
8th Author's Affiliation Power & Energy Project Division, Shimizu Corporation
Date 1997/5/22
Paper # SANE97-14
Volume (vol) vol.97
Number (no) 55
Page pp.pp.-
#Pages 6
Date of Issue