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Kite Model with Bridle Control for Wind-Power Generation
2015
Journal of Aircraft
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The impact of the control-law parameters on the generated power, including the period and the amplitude, is investigated. ...
A cyclic-fold bifurcation is detected for a very large lateral displacement of the kite. ...
During the reel-out phase, the traction force in the tether, generated by the kite flying in a crosswind maneuver, is used to produce electrical energy by spinning a generator at ground. ...
doi:10.2514/1.c033283
fatcat:2mtbtfyekzaxdkrv4t33wtnh64
Vertical Takeoff and Landing of Flexible Wing Kite Power Systems
2018
Journal of Guidance Control and Dynamics
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For all maneuvers, flight control algorithms are presented, and the feasibility of the proposed methodology is analyzed using a developed simulation environment incorporating models for the kite, multicopter ...
-Taverne project https://www.openaccess.nl/en/you-share-we-take-care Otherwise as indicated in In this work, a novel vertical takeoff and landing methodology for flexible wing kite power systems is presented ...
The authors would like to thank the team of Kitepower BV for supporting this work, in particular Marcos Jerez Venegas for conducting a first preliminary small-scale experimental study. ...
doi:10.2514/1.g003535
fatcat:clwryyzrzrhfngjckvpmuvxvye
Drag power kite with very high lift coefficient
2018
Renewable Energy
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Drag power kite with very high lift coefficient Bauer, F.; Kennel, R.M.; Hackl, C.M.; Campagnolo, F.; Patt, M.; Schmehl, Roland ...
The considered kite has onboard turbines and generators to generate electrical power which is transmitted to the ground via electrical cables integrated in the tether [5] . ...
IV: In the forth region at very high wind speeds v w;cutÀout ¼ v w;III/IV v w , the wind is too strong for safe operation, so the kite is grounded and no power is generated. ...
doi:10.1016/j.renene.2017.10.073
fatcat:5jg4nbdzdrd3zj5yyvnm7iwz3i
Control of a Drag Power Kite over the Entire Wind Speed Range
2019
Journal of Guidance Control and Dynamics
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Simulations are conducted with the parameters of the 20 kW Wing 7 developed by Makani Power, Inc. ...
-Taverne project https://www.openaccess.nl/en/you-share-we-take-care Otherwise as indicated in A control scheme for drag power kites, also known as airborne wind turbines, for the entire wind speed range ...
Acknowledgment The authors would like to thank Christoph Hackl for his proofreading and feedback. ...
doi:10.2514/1.g004207
fatcat:trqk3etu45czppj3usfqjju6ye
Flight Dynamics and Stability of a Tethered Inflatable Kiteplane
2011
Journal of Aircraft
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The Internet Archive has digitized a microfilm copy of this work. It may be possible to borrow a copy for reading.
J., “Optimal Crosswind
Towing and Power Generation with Tethered Kites,” Journal of
Guidance, Control, and Dynamics, Vol. 31, No. 1, 2008, pp. 81-93. doi: 10.2514/1.30089
Fagiano, L., “Control of Tethered ...
., “Modeling, Simulation, and Testing of Surf Kites for Power Generation,” AIAA Modeling and Simulation Technologies Confer- ence and Exhibit, AIAA Paper 2008-6693, Honolulu, 18-21 Aug. 2008. ...
doi:10.2514/1.c031108
fatcat:qmvbnenvdrfuhjrzelixail7ru
Dynamic model of a pumping kite power system
2015
Renewable Energy
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2014 pre-print arXiv:1406.6218v2 fatcat:ahobm6ui3bftvcjchklp2mqvayOther Versions
Dynamic behaviour of the ground station is included. The framework is validated by combining it with the automatic control system used for the operation of a kite power system demonstrator. ...
Converting the traction power of kites into electricity can be a low cost solution for wind energy. Reliable control of both trajectory and tether reeling is crucial. ...
Acknowledgements The authors want to thank Filip Saad and Rachel Leudhold for their participation in the development and documentation of a sport kite simulator, which in turn inspired the development ...
doi:10.1016/j.renene.2015.04.028
fatcat:ohb6v3izbncdfm7arn5cfgbska
The recent progress and state-of-art applications of aerodynamics for airplanes
2022
Highlights in Science Engineering and Technology
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According to the analysis, the ground effect is important for improving the realism of piloted simulation and estimating key crosswinds. ...
The analytical modelling helps for better pilot training on various flight simulators. Moreover, further studies focus on increasing the realism of CFD simulation results ought to be carried out. ...
Due to the computer's high processing power and massive storage capacity, CFD can create a virtual flow field model and run fluid dynamics simulations, significantly shortening the time required to design ...
doi:10.54097/hset.v13i.1338
fatcat:6gleut6na5g2xagghcjscttczm
Conceptualization and multi-objective optimization of the electric system of an Airborne Wind Turbine
2011
2011 IEEE International Symposium on Industrial Electronics
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On the kite are mounted a turbine, an electrical generator and a power electronics converter. The electric power generated is transmitted via a medium voltage cable to the ground. ...
The versions of this concept, generally known as a pumping power kite, range from direct conversion (SwissKitePower, [3]) to carrousellike structures with several kites (KiteGen, Univ. of Torino, [4], ...
In summary, we have for an output power PG (referenced to the turbine shaft) to be generated by the turbine, as rT is determined by (68) and (69) .
3) Crosswind Power Kite Modeling: A crosswind kite ...
doi:10.1109/isie.2011.5984131
fatcat:7l2ky2xp7fffhl7byfnbknmvte
Structural analysis and optimization of a tethered swept wing for airborne wind energy generation
2020
Wind Energy
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flight patterns which drive a set of ground-based generators. ...
In this paper, we present an aero-structural model of a tethered swept wing for airborne wind energy generation. ...
In pumping cycle airborne wind energy systems, the power at the ground station is determined by the traction force generated by the kite in the tethers. ...
doi:10.1002/we.2469
fatcat:iojkahf4ibew5f4ltnay7gbyu4
Robotics Inspired Renewable Energy Developments: Prospective Opportunities and Challenges
2019
IEEE Access
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Instrumental opportunities and challenges of robot deployment in the renewable sector are also discussed with a brief case study of Saudi Arabia. ...
Figure 27 illustrates the various types of aircraft/kite used for energy generation. The most common way of generating airborne wind energy is based on power kites. ...
The second phase consists of depowering the kite, steering it to zenith and reeling in. Table 7 presents a comparison of power generation using traditional wind towers and power kites. ...
doi:10.1109/access.2019.2957013
fatcat:wualmb7vx5ajvhkcx4dvld3cke
On Sensor Fusion for Airborne Wind Energy Systems
2014
IEEE Transactions on Control Systems Technology
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2013 pre-print arXiv:1211.5060v2 fatcat:wt23hp7tenhk3ekbzt3rsbky54Other Versions
A study on filtering aspects of airborne wind energy generators is presented. ...
The accurate reconstruction of the wing's position, velocity and heading is of fundamental importance for the automatic control of these kinds of systems. ...
In particular, we used three different Airush One inflatable power kites, with 12 m 2 , 9 m 2 and 6 m 2 area. The length of the lines is r = 30 m. ...
doi:10.1109/tcst.2013.2269865
fatcat:j3q4p3iu5rdtvdlae7gmpoztx4
On the Take-off of Airborne Wind Energy Systems Based on Rigid Wings
[article]
2015
arXiv
pre-print
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The problem of launching a tethered aircraft to be used for airborne wind energy generation is investigated. ...
The latter are used to refine the initial analysis in terms of power required for take-off, and further confirm the viability of the approach. ...
flexible wings, like power kites [24, 33, 36, 9] . ...
arXiv:1510.06701v1
fatcat:ztd6lsz4rvgujltpzy4fezmu3m
Life Cycle Assessment of Electricity Production from Airborne Wind Energy
[chapter]
2018
Green Energy and Technology
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The biggest contribution is from generator and gearbox, which account for 35 and 30 % in GWP and CED respectively, including replacement of all gearboxes. ...
This corresponds with an energy yield ratio of 48%. The tether accounts for 5.5 and 8.1 % in GWP and CED, including its replacements. ...
Currently most researchers investigate lift power systems of so called pumping kite or yo-yo design. An airfoil is operated in crosswind flight during traction phase to generate power. ...
doi:10.1007/978-981-10-1947-0_30
fatcat:bb5fj4xjhjhk5f3jnar3m6vuhe
Genesis of the F-35 Joint Strike Fighter
2009
Journal of Aircraft
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Measurements also showed that there was sufficient control power for acceleration and deceleration during transition and for yaw control in crosswinds up to 20 kt. ...
There is enough residual power in the exhaust flow to generate significant thrust from the cruise nozzle during hover. ...
doi:10.2514/1.42903
fatcat:4x7evhx5r5dkxgxw5b65dlrx3e
Front Matter: Volume 7287
2009
Electroactive Polymer Actuators and Devices (EAPAD) 2009
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Publication of record for individual papers is online in the SPIE Digital Library. ...
SPIEDigitalLibrary.org Paper Numbering: Proceedings of SPIE follow an e-First publication model, with papers published first online and then in print and on CD-ROM. ...
There is some evidence that for large birds such as the Canadian goose the maximum sustained power (aerobic) is very close to the power required for flight. ...
doi:10.1117/12.832664
fatcat:amobm2oqtfejflle5abtszfwgm
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