Advances in Solar Sailing by Malcolm Macdonald

By Malcolm Macdonald

This ebook offers the simplest contributions of the the 3rd overseas Symposium on sun crusing Glasgow, eleven – thirteen June 2013. it's a quick snap-shot of the state-of-the artwork of sun sail know-how in 2013 around the globe, shooting flight courses, know-how improvement courses and new expertise and alertness strategies. The booklet comprises contributions from all the best figures within the box, together with NASA, JAXA, ESA & DLR in addition to college and specialists. It for this reason offers a different reference element for the sun sail know-how. The publication additionally contains key contributions from the possible clients of sunlight sail expertise, to be able to enable the expertise to be thought of by way of the consumer during this certain context.

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10 0. ALADDIIN: PVDF (P PolyVinylidene Di-Fluoridee) film is attaached on the back side as dust counterr. It is the optional eequipment whhich is not for the mission oof solar powerr sail demonstrration. 5 kg weight is con nnected to eaach tip of the membrane. It supports tthe deploymeent of the membranne. 30 Osamu Mori et al. Tether annd harness: Teether connectss the membranne with the main m body mecchanically andd harness conn nects them electrically. In additioon, electric charge-measurin ng patches andd thermometers are equippeed on the mem mbrane.

18, 2011, the reverse spin mission was performed to enhance the knowledge about the effect of stiffness of membrane against the solar radiation pressure and to investigate the attitude dynamics under the different spin direction. This mission was conducted by gas jet thrust to shift spin direction to the reverse way. 4 sec pulse width and at intervals of 10 seconds as planned in advance. 24 rpm, and the sail membrane was successfully spun in the reverse course without being entangled. Figure 23 shows the angular velocity of the main body during the reverse spin mission.

We W applied first for tthe small techhnology demonstrator missiion, IKARO as a a Front-Loaading of new key technicall issues of advancedd solar power sail craft [5]. The proposall was endorsed d in fall, 2007 7. IKAROS (In Interplanetary Kite-craft Acceleratted by Radiation Of the Su un) demonstraated the memb brane deploym ment and thin film power generation. g It is also the world’s first actual solar sail flyingg an interplan f netary voyage as shown in Fig. 2. IKAR ROS is not hybrid prropulsion systeem, because ion propulsionn engine is nott mounted.

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