Спутник навигационных систем. DRAGONSat. [Редактировать]

DragonSat 1 это пикоспутник который был создан университетом штата Техас. Спонсорами создания аппарата выступило NASA. Данный космический аппарат должен протестировать новый GPS приемник.

Дополнительные наименования

#НаименованияПоиск в новостяхПоиск в документах
1Dual RF Astrodynamic GPS Orbital Navigator SatelliteНайтиНайти
235690НайтиНайти

Дополнительная классификация

#Наименования
1Тип орбиты - НОО
2Страна оператор(владелец) - США
3Страна производитель - США
4Тип оператора(владельца) - государственный

Технические характеристики

#ХарактеристикаЗначение
1Масса, кг1

Характеристики орбиты

#ХарактеристикаЗначение
1Дата (сведения с орбиты)2010-03-17

Пусковые характеристики

#ХарактеристикаЗначение
1Код NSSDC2009-038B

Информация об удачном запуске

#ХарактеристикаЗначение
1Дата пуска2009-07-15 at 22:03:00 UTC
2Полезная нагрузка 1xSTS 127
3Полезная нагрузка 1xDRAGONSat
4Ракета-носитель 1xСпейс Шатл

Найдено 68 документов по запросу «DRAGONSat». [Перейти к поиску]


Дата загрузки: 2017-03-10
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0.07/5
... and DragonSat Structural Results …………… 6.6.1 AggieSat2 and DragonSat Natural Frequency ……………………………….. 6.6.2 DragonSat Random Vibration (X-Axis) … 6.6.3 DragonSat Random Vibration (Y-Axis) … 6.6.4 DragonSat Random... CAD model ……………………………... 84 Figure 5.17 DragonSat X-Axis, Y-Axis, and Z-Axis test... in SolidWorks …………………………………………... 86 Figure 5.18 DragonSat mesh convergence data ……………………………... 87 Figure... frequency ………………………………. 128 xiv Figure 6.31 DragonSat and SSPL 1st mode natural... DragonSat and SSPL PSD response for X-Axis excitation …….. 132 Figure 6.35 DragonSat and SSPL PSD response for Y-Axis excitation …….. 133 Figure 6.36 DragonSat... Five Modes ............................ 128 Table 6.20 DragonSat Natural Frequency of First Five... integrated system was known as DragonSat. Results in Section 6 feature both... the 2009 laboratory testing of DragonSat by NASA JSC. PSD responses... maximum expected load for the DragonSat payload onboard the Space Shuttle... Fig. 5.17. 85 Figure 5.17. DragonSat X-Axis (top), Y-Axis (center), and... studies of both the integrated DragonSat system, Fig. 5.18, as well... model, Fig. 5.19. Figure 5.18. DragonSat mesh convergence data Figure 5.19... complete model investigated. For the DragonSat model, simulation accuracy was defined... for Z-Axis excitation 6.6 AggieSat2 and DragonSat Structural Results The final section... AGS2. Results for an integrated DragonSat system are presented for comparison... AGS2 independent model. 6.6.1 AggieSat2 and DragonSat Natural Frequency The following natural... natural frequency of the integrated DragonSat system and SSPL launcher. These... approximately 670K nodes. Table 6.20: DragonSat Natural Frequency of First Five... first modal shape of the DragonSat and SSPL system. Not surprisingly... Figure 6.31. DragonSat and SSPL 1st mode natural frequency 6.6.2 DragonSat Random Vibration... the X-Axis of the AggieSat/DragonSat payload are shown below. The... 6.34. DragonSat and SSPL PSD response for X-Axis excitation 132 6.6.3 DragonSat Random... 6.35. DragonSat and SSPL PSD response for Y-Axis excitation 133 6.6.4 DragonSat Random... to bottom, respectively. Figure 6.36. DragonSat and SSPL PSD response for... CAD tool. Namely, for the DragonSat model, simulation accuracy was defined... A-12. DragonSat and SSPL 1st mode natural frequency Figure A-13. DragonSat and SSPL 2nd mode natural frequency 164 Figure A-14. DragonSat and SSPL 3rd mode natural frequency Figure A-15. DragonSat and SSPL 4th mode natural frequency 165 Figure A-16. DragonSat and...



Дата загрузки: 2016-11-16
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0.3/5
... RCS H F O BURN T F 12 NO EXERCISE [DRAGONSAT Deploy] FD16 S T S 1 2 7 MET NOTES ORB.... MSG 148, items 4 & 5 CDR POLANSKY < DRAGONSAT EJECT (14:30) ~ ~ 3-176 PLT..., RCS) V X V V MEAL D E P L O Y MNVR (TRK) DEPLOY (DRAGONSAT) TG=2 BV=5 P=180 Y=325 OM.... MSG 148, items 4 & 5 MS2 PAYETTE [DRAGONSAT DEPLOY] NO EXERCISE TFL 188.../TV, CANON G1) EXERCISE CONSTRAINT DRAGONSAT DEPLOY (ASSY OPS, PAYLOADS) Ref...) P DRAGONSAT DEPLOY L (ASSY OPS, PAYLOADS) O Ref. MSG 150 Y EXERCISE CONSTRAINT < DRAGONSAT EJECT... MET STS-127 FD (16) [DRAGONSAT DEPLOY] NO EXERCISE NOTES REPLANNED... not perform MPM stow until Dragonsat When ANDE-2 DPLY cmplt: and... UPDATES ANDE-2 Deploy Notes DRAGONSAT Deploy Notes DRAGONSAT Notes from Students ANDE... mounted in window 9 after the DRAGONSAT deploy. This will still leave...: (SCENE 10, DEPLOYABLE PAYLOADS) Post DRAGONSAT Deploy SETUP p. 1-74, step 3: delete... ≤Rate≤0.108 -0.07 ≤ Rate ≤ 0.07 DRAGONSAT DEPLOY NOTES: The Targeted Deploy... for DRAGONSAT deploy are as follows (Assembly Operations, step 1, page 227). DRAGONSAT... 1 2 3 4 5 The Targeted vehicle rates for DRAGONSAT are as follows (Assembly Operations... 228) (no change from preliminary) DRAGONSAT Rates: Pitch Rate (deg/sec... -0.07 ≤Rate≤0.07 DRAGONSAT NOTES FROM STUDENTS: DRAGONSat is an ambitious 8-year... peace for the development of DRAGONSat. It is the first mission... orange): Thanks for deploying the DRAGONSat payload as the first step... satellite as part of the DRAGONSAT payload. Good luck over the... on the A&M side of the DRAGONSAT payload, I send my best wishes...



Дата загрузки: 2016-11-16
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0.09/5
U.S. NAVAL ACADEMY DragonSat-1 Ready for Launch 10th Annual CubeSat Developer’s Workshop 4.24.2013 Jin S. Kang, Ph.D. Assistant Professor Aerospace Engineering Department Excellence Through Knowledge U.S. NAVAL ACADEMY Content • Introduction – Drexel Univ. / U.S. Naval Academy • System description – Payload highlight – Other systems • Environment testing – Research data collection – Qualifying tests • Future application DragonSat-1 structure with Kapton tape coating on outside 2 U.S. NAVAL ACADEMY Drexel / USNA • DragonSat-1 is Drexel University’s first satellite – Project started in 2009 – Effort moved to USNA in 2012 • USNA has well established satellite program – DragonSat-1 is 7th satellite to launch – Three more satellites in development – Well equipped lab and ground station 3 U.S. NAVAL ACADEMY Mission Statement The mission of DragonSat-1 is to take pictures of aurora (northern and southern lights) to observe the radiation dissipation intensity during the solar events, and to perform technology demonstration of boom deployment mechanism in space 4 U.S. NAVAL ACADEMY DragonSat-1 Subsystem Feature Structure Pumpkin 1U CPU Pumpkin dsPIC33 Power Clyde Space 1U Comm AstroDev Helium Payload Grav. grad. boom CMOS camera Solar Panel In-house (TASC cells) DragonSat-1 secured for thermal vacuum test 5 U.S. NAVAL ACADEMY Exploded View DragonSat-1 with panels off 6 U.S. NAVAL ACADEMY Gravity Gradient Boom – Original Design Microgravity Flight Test 7 U.S. NAVAL ACADEMY Payload: Gravity Gradient Boom • Quasi Bi-Stable Tape – Composite material – Extends linearly – Provided by AFRL G.G.B. structure • Simple tip mass – 76 g – 1.5 m • Held in place with nylon wire 8 U.S. NAVAL ACADEMY Solar Panel Fabrication 9 U.S. NAVAL ACADEMY Testing 1: Combined-loads Test • Combined axial acceleration and vibration loads (research purpose) • Shaker table was integrated to centrifuge • Tested at reduced NASA-GEVS levels – Reduced Grms – Same frequency profile DragonSat-1 installed inside gondola NASTAR Center centrifuge 10 U.S. NAVAL ACADEMY Result • Noticed behavior not identified through ground testing – Shift in response frequency – “Settling” of components This work was supported by NASA under a Phase I Small Business Technology Transfer (STTR) contract [Contract No: NNX12CG26P] issued to American Aerospace Advisors, Inc. The work was performed together by AAAI, Drexel University, and the NASTAR Center. 11 U.S. NAVAL ACADEMY Environment Testing 12 U.S. NAVAL ACADEMY Some Interesting Lessons • Still adapting, but positive changes – NOAA licensing – IARU/FCC frequency coordination • Travelling – Airport security – not that bad – Regional jets – small overhead – Faster seating – worth money • Documentation 13 U.S. NAVAL ACADEMY Future Application • Planned launch: Q4 of 2013 – NASA Wallops Flight Facility – 500 km circular orbit – Together with many other CubeSats  anticipating “interesting” early operation phase • Future application – Established “standard” satellite bus – Baseline current design to serve as common bus for future missions • Two more launches coming up 14 U.S. NAVAL ACADEMY Questions? kang@usna.edu 15



Дата загрузки: 2017-02-18
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0.06/5
... Summary 141 --- (pdf) (pdf) (pdf) DRAGONSAT AND ICU-ANDE2 DEPLOYS Approved... Plan Revision FD15 Mission Summary DRAGONSAT and ICU-ANDE2 Deploys LIOH... a contingency in the event that DragonSat deploy is delayed, the procedure... the success of the experiment. DRAGONSAT Deploy Notes: The Preliminary Deploy... and Close MET times for DRAGONSAT (Assembly Operations, step 1, page 227... may be updated as required. DRAGONSAT: DEPLOY WINDOW OPEN MET = 014... The Preliminary vehicle rates for DRAGONSAT to use in (Assembly Operations... may be updated as required. DRAGONSAT Rates: Pitch Rate (deg/sec...



Дата загрузки: 2017-02-23
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0.11/5
... deploy two satellites. One, the DRAGONSAT – the Dual Autonomous Global Positioning... 5 Campout by Cassidy and Marshburn • DRAGONSAT and ANDE-2 payload deployments • Crew... (ELM-ES) ICC-VLD, ANDE-2; DRAGONSAT MISSION PROFILE 15 This page... JUNE 2009 • Deploy ANDE and DRAGONSAT payloads (post undocking) − Install gap... Astrodynamic GPS Orbital Navigator Satellite (DRAGONSat) will demonstrate Autonomous Rendezvous and... and dock without crew intervention. DRAGONSat consists of two picosatellites (one... DMS-R DOSIS-DOBIES DPG DPU DRAGONSat DRTS DTO DYF Data Book...



Дата загрузки: 2016-12-24
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0.12/5
.../127/FIN SEP3 NO EXERCISE [DRAGONSAT Deploy] FD16 GMT 06/27... 02:00 MNVR (TRK) DEPLOY (DRAGONSAT & ANDE-2) TG=2 BV=5 P=0 Y=270 OM... ~ 3-176 ~ FLT PLN/127/FIN [DRAGONSAT DEPLOY] STS-127 FD (16...) NO EXER EXERCISE CONSTRAINT 2 43 2 < DRAGONSAT EJECT 15:37 03:00...



Дата загрузки: 2016-12-09
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0.08/5
.... A 1U CubeSat (the Drexel University DragonSat-1) was selected as the Device... week of October 8th. The DragonSat-1 was completed and it was... acceleration measurements were required inside DragonSat-1 in order to fully understand...



Дата загрузки: 2016-12-16
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0.05/5
... Astrodynamic GPS Orbital Navigation Satellite (DRAGONSat) and the Atmospheric Neutral Density... Astrodynamic GPS Orbital Navigation Satellite (DRAGONSat) and the Atmospheric Neutral Density... Astrodynamic GPS Orbital Navigation Satellite (DRAGONSat) and the Atmospheric Neutral Density...



Дата загрузки: 2016-11-04
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0.04/5
...-1 35004 . 1200bps AFSK i DRAGONSat (AggieSat-2) 35690 . 19200bps FSK r DRAGONSat (BEVO-1) 35690 . 9600bps...-75) 1200bps AFSK,CW,Voice DragonSat-1 9600bps FSK KySat-2 9600bps FSK...



Дата загрузки: 2017-01-23
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0.06/5
... STS-127プレスキットRev.B FD16(飛行16日目)の作業内容 ミッション概要 ・ 小型衛星の放出 ・ 軌道離脱に向けた準備(飛行制御システム/通信システム等の点検) ・ クルーキャビン(船内)の片付け ・ 広報イベント ・ 若田宇宙飛行士のリカンベントシートの設置 ・ Kuバンドアンテナの収納 ・ 再突入・着陸準備(オレンジ色の与圧スーツ(打上げ・再突入用スーツ)の点検など) z 小型衛星の放出 ペイロードベイからANDE-2とDragonSatという小さな衛星2基を放出します。 右:STS-116ミッション時に貨物室から放出した ANDE衛星 *ANDE衛星は、地球の低周回軌道上の大気密 度と大気組成を測定するための衛星です z 船内の後片づけ 帰還に備えて、不用な機器を所定の場所に収納するなど、船内を軌道上での無重量運用状態から、 地球帰還に備えた収納状態へ変更します。 z 飛行制御システムの点検 スペースシャトルの全スラスタの噴射試験や、エレボン・方向舵などの動翼の点検を行います。 右:スペースシャトルの動翼点検時の写真 z 広報イベント(スペースシャトルのクルー全員参加) 帰還前の全員揃っての最後のイベントになります。 z 若田宇宙飛行士のリカンベントシートの設置 リカンベントシートは、宇宙に長期間滞在したクルーが、帰還時に地上の重力環境に移行する際 に身体への急激な負荷を軽減するために、横たわった状態で着陸できるように設計された座席で す。スペースシャトルのミッドデッキに設置されます。 z Ku...) ⋅ Ku バンドアンテナ(SGANT) ⋅ バッテリ ORU6 個 ● 小型衛星 ISS から分離後にペイロードベイ(貨物室)から放出 ⋅ ANDE-2 ⋅ DragonSat 3-2 STS-127 プレスキット Rev.B 3.2 搭載ペイロード 3.2.1 船外実験プラットフォーム(EF) 船外実験プラットフォーム(Exposed...