Dieses Vorhaben wird von der
Europäischen Union kofinanziert
Investition in Ihre Zukunft
Uwe Ahrens
The Future of Energy
X...
An energy source well known since 3000 years
• Wind availability for operation up to 90%
• Up to 3 x more efficient than common windmills*
• Grid independent, scalable...
4
Energy Kite
Generator/Engine
Track System
X-Wind plants combine well known technologies
5
Energy Kite
Generator/Engine
Track System
X-Wind plants combine well known technologies
Bogie
Interface between bogie and steering unit
X-Wind steering unit
Pivot
bearing
Bogie
6
Steering unit
Power transmission into the grid
X-Wind plants combine well known technologies
Simulation of an X-Wind plant
Automatically steered
kites
Power unit
8
8
First flight with energy production Juli 11th 2012
Wind power plants uses
the same force which are
necessary for airplanes
Lifting force!
For example: Wind turbine
with 6 MW...
Where does the power
come from?
Die Kraft dahinter!
Lifting force
11
A plank in the wind
creates a load
Lifting force
12
direction
This load (Fa)
= lifting force,
Is calculated by
Different factors
Lifting force
13
direction
1. The wind speed (v)
Slow wind = small load
Lifting force
14
directiondirection
Strong wind = high load
But in square ! Double
Wind speed means
4 times of load !
Lifting force
15
direction
2. The face (A)
Small face = low force
Lifting force
16
direction
Great face = great load
Lifting force
17
direction
3. The air density (r/2)
Rare air = small load
Lifting force
18
direction
Thick air = high force
Remark: The air thicknes shifting close to ground (< 1000m) is insignificant!
Lifting force
19
dire...
4. The lift coefficient (CA)
Bad aerodynamic = small force
Lifting force
20
direction
Good aerodynamic = high force
Lifting force
21
direction
Lift distribution on a rotor blade
V Rotor = 0 km/h V Rotor = 300 km/h
The rotor blade
leading edges
produces:
The speed of the rotor blade
heads to zero in the center.
The lifting power square...
And what has this to do with airborne wind energy?
24
A cut through the rotor blade
25
Two tips together are comparable with a kite
26
Kites are „flying rotor blade leading edges“
27
The optimal flight patterns is a horizontal position of an 8.
How kites fly
Energy kites are able to fly in the optimal fl...
The horizontal flight pattern scheme
29
With increasing level not only wind speed is
increasing but also the intensity
Jibe
position
Back and forward with wind from one direction
with sailboat
Kite in
idle
position
Wind-
direction
TackJibe
X...
Jibe
position
Back and forward with wind from one direction
with sailboat
Kite in
idle
position
Wind-
direction
TackJibe
3...
Jibe
position
Back and forward with wind from one direction
with sailboat
Kite in
idle
position
Wind-
direction
TackJibe
X...
Energy production Energy-
consumption
X-Wind power: Kites pulls powerhead = energy production,
powerhead runs = give a lift or hold kite in the air
35
35
36
Factor 3,1
Factor 2,4
Movie on request:
info@x-wind.de
37
38
Movie on request:
info@x-wind.de
Real proportion of X-Wind Plants
39
Real proportion in comparison
40
Wind energy costs comparable with fossil fuels
• 120 GWh/year = 1 NTS-plant
• Starts at 2.5 m/sec, operates at 300 m
• 120...
Market outlook
Market outlook X-Windplants
Selected results of a study made by Fraunhoher
Institute IWES, Bremerhaven
44
Results
45
Results: Wind speed in upper level
is higher than expected
Results at different sites
46
Source: NTS
Gain Level
Comparison capacity factors of conventional and
airborne wind-energy
47
WEA = Conventional Wind Energy
FWEA = Airborne Win...
Electricity costs of airborne wind-energy
48
Specific area need
49
•Biomass power plant 1-2 GWh/km²/a (Middle Europe)
•Geothermal power plant 1-2 GWh/km²/a (Turkey, It...
Contribution to grid stability
Production ConsumptionTransmission system operator
50 Hz
Market for control reserveDispatch...
Contribution to grid stability
• Technology is able to reduce its installed capacity within 10 sec.
 negative control res...
Revenues from control reserve market (GER)
Average income from capacity prices
2012 2013
Negativ secondary
control reserve...
53
< 400m single test track ( in operation since 2011)
40.000 sqm area at Mecklenburg-Vorpommern
Mining rights for the are...
Awards
• February 2009, KIS-Forum Brussels: “Most
Successful company”
• September 2009, EVC, Lisbon: “Best
Cleantech Compa...
Experienced Team
Uwe Ahrens, Founder:
• Toolmaker, VW
• R&D, VW
• Quality Management , VW and BMW
• Dipl.-Ing.
Aerospace-A...
Experienced Team
56
Enthusiasm, I believe there is no better description of the motivation
of our team of high educated sc...
Selected References
Katherina Reiche,
Parliamentary State
Secretary of the
German Federal
Ministry for the
Environment
con...
Patents granted
• USA
• China
• Russia
• Europe
• Indonesia
58
• Turkey
• Australia
• South Africa
• Morocco
Patents granted
• USA
• China
• Russia
• Europe
• Indonesia
59
• Turkey
• Australia
• South Africa
• Morocco
Partners
Letters of Intent
• BMW, Werk Leipzig
• DSM/Dyneema, Niederlande
Development Partner and Sponsors
• 3M
• Berliner...
Further advantages
•Bird save
•Low noise generation
•No stroboscopic effect
•Easy maintenance on ground
•Confirmation of f...
NTS Energie- und Transportsysteme GmbH
• Founded June 2006 in Berlin, Germany by
Uwe Ahrens (CEO)
• Developing and constru...
Existing investors
• KfW 8,8 %
• Ecognized (CFO) 15,1 %
• FFF 21,2 %
• Uwe Ahrens (CEO) 54,9 %
Invested roughly 4.3 Mio. E...
Milestones and next steps
• Allowence for test track construction 
• ISO 9001 and 14001 certified 
• Data room available...
Our targets
• Searching for development partners
• Energy producers
• Universities
• Green Energy Cooperative
• Public Pri...
Our offers:
• Searching for manufacturing partners
– Track systems
– Kite production
– Rope manufacturing
– Servo motor ma...
Thank you
very much
for your
attention
67
67
Literature:
New:
Scientific
book about
Airborne
Wind Energy
published:
Uwe Ahrens,
Roland
Schmehl,
Moritz Diehl:
Airborne
...
The future of renewable energy!
69
Dieses Vorhaben wird von der
Europäischen Union kofinanziert
Investition in Ihre Zukunft
More: www.x-wind.de
© 2013 NTS En...
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The future of renewable energy

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Airborne Wind Energy a brand new technology to harvest wind power in levels between 100 to 500 m

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The future of renewable energy

  1. 1. Dieses Vorhaben wird von der Europäischen Union kofinanziert Investition in Ihre Zukunft Uwe Ahrens The Future of Energy X-Wind-Technology
  2. 2. An energy source well known since 3000 years
  3. 3. • Wind availability for operation up to 90% • Up to 3 x more efficient than common windmills* • Grid independent, scalable and suitable (for almost any territory) • Operational costs comparable to fossil fuels* The main facts 3 3 *Source: Fraunhofer Institut IWES, Bremerhaven
  4. 4. 4 Energy Kite Generator/Engine Track System X-Wind plants combine well known technologies
  5. 5. 5 Energy Kite Generator/Engine Track System X-Wind plants combine well known technologies Bogie
  6. 6. Interface between bogie and steering unit X-Wind steering unit Pivot bearing Bogie 6 Steering unit
  7. 7. Power transmission into the grid
  8. 8. X-Wind plants combine well known technologies Simulation of an X-Wind plant Automatically steered kites Power unit 8 8
  9. 9. First flight with energy production Juli 11th 2012
  10. 10. Wind power plants uses the same force which are necessary for airplanes Lifting force! For example: Wind turbine with 6 MW capacity rating and a disc of 18.600 m², a capacity factor of 10-40% and an energy supply of 5,2 – 21 GWh/a (depending on site) Functoinality wind power plants 10
  11. 11. Where does the power come from? Die Kraft dahinter! Lifting force 11
  12. 12. A plank in the wind creates a load Lifting force 12 direction
  13. 13. This load (Fa) = lifting force, Is calculated by Different factors Lifting force 13 direction
  14. 14. 1. The wind speed (v) Slow wind = small load Lifting force 14 directiondirection
  15. 15. Strong wind = high load But in square ! Double Wind speed means 4 times of load ! Lifting force 15 direction
  16. 16. 2. The face (A) Small face = low force Lifting force 16 direction
  17. 17. Great face = great load Lifting force 17 direction
  18. 18. 3. The air density (r/2) Rare air = small load Lifting force 18 direction
  19. 19. Thick air = high force Remark: The air thicknes shifting close to ground (< 1000m) is insignificant! Lifting force 19 direction
  20. 20. 4. The lift coefficient (CA) Bad aerodynamic = small force Lifting force 20 direction
  21. 21. Good aerodynamic = high force Lifting force 21 direction
  22. 22. Lift distribution on a rotor blade V Rotor = 0 km/h V Rotor = 300 km/h
  23. 23. The rotor blade leading edges produces: The speed of the rotor blade heads to zero in the center. The lifting power squares with the the wind speed. The reason why the blade tips are responsible for the main part of produced energy. Where is the vast bulk from? 23
  24. 24. And what has this to do with airborne wind energy? 24
  25. 25. A cut through the rotor blade 25
  26. 26. Two tips together are comparable with a kite 26
  27. 27. Kites are „flying rotor blade leading edges“ 27
  28. 28. The optimal flight patterns is a horizontal position of an 8. How kites fly Energy kites are able to fly in the optimal flight level ! High at weak wind, low if wind is to strong ! A conventional wind turbine is not able to stoop down ! 28
  29. 29. The horizontal flight pattern scheme 29
  30. 30. With increasing level not only wind speed is increasing but also the intensity
  31. 31. Jibe position Back and forward with wind from one direction with sailboat Kite in idle position Wind- direction TackJibe X-Wind principle Back and forward with wind from one direction 31 Main principle
  32. 32. Jibe position Back and forward with wind from one direction with sailboat Kite in idle position Wind- direction TackJibe 32 Main principle
  33. 33. Jibe position Back and forward with wind from one direction with sailboat Kite in idle position Wind- direction TackJibe X-Wind principle Back and forward with wind from one direction 33
  34. 34. Energy production Energy- consumption
  35. 35. X-Wind power: Kites pulls powerhead = energy production, powerhead runs = give a lift or hold kite in the air 35 35
  36. 36. 36 Factor 3,1 Factor 2,4
  37. 37. Movie on request: info@x-wind.de 37
  38. 38. 38 Movie on request: info@x-wind.de
  39. 39. Real proportion of X-Wind Plants 39
  40. 40. Real proportion in comparison 40
  41. 41. Wind energy costs comparable with fossil fuels • 120 GWh/year = 1 NTS-plant • Starts at 2.5 m/sec, operates at 300 m • 120 GWh/year = 60 x 1 MW windmill • Starts at 5 m/sec, operates at 120 m • Investment > 70 mil € For the first time in history wind will produce energy comparable to fossil fuels! 41 41
  42. 42. Market outlook
  43. 43. Market outlook X-Windplants
  44. 44. Selected results of a study made by Fraunhoher Institute IWES, Bremerhaven 44
  45. 45. Results 45 Results: Wind speed in upper level is higher than expected
  46. 46. Results at different sites 46 Source: NTS Gain Level
  47. 47. Comparison capacity factors of conventional and airborne wind-energy 47 WEA = Conventional Wind Energy FWEA = Airborne Wind Energy
  48. 48. Electricity costs of airborne wind-energy 48
  49. 49. Specific area need 49 •Biomass power plant 1-2 GWh/km²/a (Middle Europe) •Geothermal power plant 1-2 GWh/km²/a (Turkey, Italy) •Conventionell windpower 5-50 GWh/km²/a (Coast, Offshore) •Hydro electric power plant 5-50 GWh/km²/a (Norway, Alps) •Photovoltaic 10-100 GWh/km²/a (South Europe) •Solar heat power plant 100-250 GWh/km²/a (Northern Afrika) •X-Wind power plant >2.500 GWh/km²/a (nearly at each site)2) Source: DLR Prof. Dr. Dr.-Ing. habil Hans Müller-Steinhagen 2) own calculation
  50. 50. Contribution to grid stability Production ConsumptionTransmission system operator 50 Hz Market for control reserveDispatchable plant tender X-Wind plant
  51. 51. Contribution to grid stability • Technology is able to reduce its installed capacity within 10 sec.  negative control reserve (switching from generation to engine mode) • Is perfectly qualified for the provision of secondary and tertiary control reserve  Therfore, technology can provide a substantial contribution to the grid stability
  52. 52. Revenues from control reserve market (GER) Average income from capacity prices 2012 2013 Negativ secondary control reserve 103.000 €/MW/a 100.000 €/MW/a Negativ tertiary control reserve 37.600 €/MW/a 46.000 €/MW/a
  53. 53. 53 < 400m single test track ( in operation since 2011) 40.000 sqm area at Mecklenburg-Vorpommern Mining rights for the area belong to FIM GmbH Permits and approvals: Thumbs up from the authorities 400m single track in operation by July 2011 Main winddirection circle track (starting 2014) 53 Test tracks in northern Germany, Region Mecklenburg-Vorpommern Prototyp building in Friedland
  54. 54. Awards • February 2009, KIS-Forum Brussels: “Most Successful company” • September 2009, EVC, Lisbon: “Best Cleantech Company” • November 2009, 2. Münchner Cleantech- Konferenz: Best Presenting Company • December 2009, EVC Barcelona: Finalist “Top 25” of the best European Venture Opportunities • September 2010, ecolink+, Vienna: Best Presenting Company • Nov. 2010 European Venture Contest, Luxembourg: Best Cleantech Company • October 2012, Eureka Venture Forum Istanbul, Best presenting Company 54
  55. 55. Experienced Team Uwe Ahrens, Founder: • Toolmaker, VW • R&D, VW • Quality Management , VW and BMW • Dipl.-Ing. Aerospace-Aviation Engineer, TU Berlin • Design Manager, J&J • Operation Manager, J&J • Founder and long-standing CEO of aap Implantate AG. IPO in 1999 • Chairman of innovation, technology and industry at the Berlin Chamber of Commerce, among others. 11 employees: 9 engineers, 1 office manager, 1 apprentice Advisory Board Senator Mario Caroli, Managing Director and shareholder Bankhaus Ellwanger & Geiger Dr. Martin Wienkenhöver, CEO CABB-Chemicals Dr. Henner Gladen, MAMA Sustainable Incubation AG former CTO Solar Millenium 55 Experience: Founding R&D Manager QM & EM EDP structuring Knowledge Management Operation Manager Education structuring Marketing structuring Sales structuring Finance/Controlling IPO Acquisition Super visor boards Restructuring
  56. 56. Experienced Team 56 Enthusiasm, I believe there is no better description of the motivation of our team of high educated scientists, engineers and cooperators.
  57. 57. Selected References Katherina Reiche, Parliamentary State Secretary of the German Federal Ministry for the Environment congratulates NTS at their office opening on January 7th 2011. Mr Jeannot Krecké, Luxembourg Minister of the Economy and Foreign Trade awards NTS in November 2010 at the European Venture Contest as best Cleantech Company. 57 Minister for Energy Mr Schlotmann Germany, Mecklenburg Vorpommern Visiting the Test-track at Friedland Site in March 2012 57
  58. 58. Patents granted • USA • China • Russia • Europe • Indonesia 58 • Turkey • Australia • South Africa • Morocco
  59. 59. Patents granted • USA • China • Russia • Europe • Indonesia 59 • Turkey • Australia • South Africa • Morocco
  60. 60. Partners Letters of Intent • BMW, Werk Leipzig • DSM/Dyneema, Niederlande Development Partner and Sponsors • 3M • Berliner Stadtreinigung BSR • Autodesk • Friedland Industrial Minerals GmbH • Fraunhofer Institut IPA, ISW Stuttgart • Thyssen Krupp • Hapag-Lloyd • Liros • Swing Flugsportgeräte • TU Berlin, Beuth Hochschule für Technik Berlin Associations • Bundesverband Windenergie e.V. • Airborne Wind Energy Consortium • Organization committee AWEC 2011 Investors • Kreditanstalt für Wiederaufbau • 3M • Investitionsbank Berlin/EFRE (Grant) 60
  61. 61. Further advantages •Bird save •Low noise generation •No stroboscopic effect •Easy maintenance on ground •Confirmation of feasability (airspace, ground protection) •Tremendous reduction of material use (<10% of comparable windmills) Source: DLR Prof. Dr. Dr.-Ing. habil Hans Müller-Steinhagen 2)own calculation
  62. 62. NTS Energie- und Transportsysteme GmbH • Founded June 2006 in Berlin, Germany by Uwe Ahrens (CEO) • Developing and construction of X-Wind Plants (spoken: Cross-Wind Plants) • Roughly 4 Mio. € invested • Testrack in Friedland 62
  63. 63. Existing investors • KfW 8,8 % • Ecognized (CFO) 15,1 % • FFF 21,2 % • Uwe Ahrens (CEO) 54,9 % Invested roughly 4.3 Mio. Euro
  64. 64. Milestones and next steps • Allowence for test track construction  • ISO 9001 and 14001 certified  • Data room available  • Automated flight  • Production of electrical energy  • Construction of closed loop 2014-2015 • Design of a serial plant 2014 • Construction of a serial plant 2014 • Beginning of operation 2016 64
  65. 65. Our targets • Searching for development partners • Energy producers • Universities • Green Energy Cooperative • Public Private Partnerships • Investors in X-Wind technologies. Visit: https://www.deutsche-mikroinvest.de/xwind • Licencies 65
  66. 66. Our offers: • Searching for manufacturing partners – Track systems – Kite production – Rope manufacturing – Servo motor manufacturing – Bogie manufacturing – Transformer manufacturing – Control panel manufacturing – Contracting business – Service contractors • Education system • Investment opportunities visit: https://www.deutsche-mikroinvest.de/xwind 66
  67. 67. Thank you very much for your attention 67 67
  68. 68. Literature: New: Scientific book about Airborne Wind Energy published: Uwe Ahrens, Roland Schmehl, Moritz Diehl: Airborne Wind Energy (ISSN 1865- 3529)
  69. 69. The future of renewable energy! 69
  70. 70. Dieses Vorhaben wird von der Europäischen Union kofinanziert Investition in Ihre Zukunft More: www.x-wind.de © 2013 NTS Energie- und Transportsysteme GmbH Tel.: +49-30-275 911 80 | Fax: +49-30-88720907 info@x-wind.de| Kurfürstendamm 217, 10719 Berlin

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