THE TRL CONCEPT TO ASSESS SCALABLE (SAIL) SYSTEMS. Florio Dalla Vedova.pdf(+ Birth of “Solar Sail Union of Japan (SSUJ)” in 1982 –from “Solar Sailing Technology, Dynamics and

THE

TRLn CONCEPT TO ASSESS

SCALABLE (SAIL) SYSTEMS

4th International Symposium on Solar Sailing (ISSS 2017)

Kyoto (Japan) – January 17-20, 2017

LuxSpace’s paper: “Survey of Available Boom Technologies, the related TRL2 (and 3) and When Will We Reach

Our Solar Sails Missions Objectives”

Florio DALLA VEDOVA, Pierre MORIN

Outline

Introducing the TRLn concept

TRL2 evolution of the Japanese sails programme until

and after IKAROS

TRL3 values of the three reference missions listed in the

« 2004 Solar Sails Roadmap » together with IKAROS

Survey of available boom technologies

Progresses on Sails « Made in Luxembourg »

Conclusions

Kyoto (Japan) - January 17-20, 2017LuxSpace's contribution to the 4th International Symposium on Solar Sailing (ISSS 2017)

2

allowing the assessment/comparison of scalable systems

Introducing the TRLn concept


3

TRLn starts with and include the TRL


4

(Probable, TBC)

TRL of the Japanese programme (1)A

ll s

ails

but a

t d

iffe

rent

(size) sc

ale


5

Slide from: Yano H. (JAXA/ISAS, Japan): “JAXA Report on Hayabusa-2, Procyon, and International Collaboration Sample Return Working Group”, presented

to NASA Advisory Council Planetary Protection Subcommittee, May 2014. Retrieved from internet

(+ Birth of “Solar Sail Union of Japan (SSUJ)” in 1982 – from “Solar Sailing Technology, Dynamics and Mission Applications” book of Colin R. McInnes)

(Probable, TBC)

TRL of the Japanese programme (2)

R² = 0.7826

R² = 0.8379

R² = 0.9283

1

2

3

4

5

6

7

8

9

0 5 10 15 20 25 30 35 40 45 50

TR

L

T0+ (shown) Years

TREND ?

Kyoto (Japan) - January 17-20, 2017LuxSpace's contribution to the 4th International Symposium on Solar Sailing (ISSS 2017)How to assess/unify/compare these scalable sails developments ? … with the TRLn concept

6

𝑇𝑅𝐿 1 ∈ 1; 9 < 101

𝑇𝑅𝐿2 = 𝑇𝛼1 𝑆𝑐𝑎𝑙𝑒1 . 𝑇𝑅𝐿 ∈ 1; 90 < 102

𝑇𝑅𝐿3 = 𝑇𝛼1 𝑆𝑐𝑎𝑙𝑒1 . 𝑇𝛼2 𝑆𝑐𝑎𝑙𝑒2 . 𝑇𝑅𝐿 ∈ 1; 900 < 103

TRL(1), TRL2, TRL3, …, TRLn

𝑇𝑅𝐿𝑛 = ෑ

𝑖

𝑛−1

𝑇𝛼𝑖 𝑆𝑐𝑎𝑙𝑒𝑖 . 𝑇𝑅𝐿 ∈ 1; 9. 10𝑛−1 < 10𝑛

Project’s TRL

Project’s Technology advancement on Scalei


7

TRL2 and TRL3 for (Square) Sails


8

𝑇𝛼𝑖 𝑝𝑖 ∈ 𝑆𝑐𝑎𝑙𝑒𝑖 = 1 + 9. ቚ𝑣𝑖 𝑝𝑖𝑆𝑐𝑎𝑙𝑒𝑖

∈ 1; 10𝑇𝑅𝐿2 = 𝑇𝛼1 𝑆𝑎𝑖𝑙𝑆𝑖𝑧𝑒 . 𝑇𝑅𝐿

𝑇𝑅𝐿3 = 𝑇𝛼1 𝑆𝑎𝑖𝑙𝑆𝑖𝑧𝑒 . 𝑇𝛼2 𝑆𝑎𝑖𝑙𝑇ℎ𝑖𝑐𝑘𝑛𝑒𝑠𝑠 . 𝑇𝑅𝐿

More difficult/desirable to produce

Large (square) sails thus,

Ta1() shall increase with SailSize

More difficult/desirable to produce

Thin sails thus,

Ta2() shall decrease with SailThickness

(Probable, TBC)

TRL2 of the Japanese programme


9

GeoSail

Geostorm

Polar Observer

y = 1.0275e0.0851x

R² = 0.9848

0

10

20

30

40

50

60

70

80

90

0 5 10 15 20 25 30 35 40 45 50

TR

L2

T0+ (shown) Years

TRL3 for “2004 Solar Sails Roadmap”


10

SailSize (m) SailThick. (microns) TRL TRL2 TRL3

IKAROS (2010) 14.1 7.5 9 12 21

GeoSail 40 3.5 8 19 71

Geostorm 79 3.0 8 39 168

Polar Observer 118 2.5 8 77 383

“2004 Solar Sails Roadmap” from: Macdonald M. and McInnes, C. (Uni. Glasgow and Strathclyde, Scotland) : “A Near-Term Roadmap for Solar Sailing”,

Paper IAC-04-U.1.09 presented at 55th International Astronautical Congress 2004 - Vancouver, Canada

in support to TRL2 (and 3) assessments

Booms survey

Kyoto (Japan) - January 17-20, 2017

11

LuxSpace's contribution to the 4th International Symposium on Solar Sailing (ISSS 2017)

LuxSpace database (166 booms)


12

For each boom:

Product name/Manufacturer

Family/material

Dimensions/SWaP data

Linear mass (mostly boom only)

Bending stiffness

Buckling strength

Longest booms today


13

ADAM mast

Orbital ATK

Family: Foldable

• Max Length [m]: 60

• Avg Diameter [mm]: 960

• Mass [kg]: 671 (mech.) + 314 (boom)

• Bending Stiffness [N.m2]: 1.58 E+07

• Buckling Strength [N]: 10 815

Orbital ATKs Coilable

Orbital ATK

Family : Coilable

• Max Length [m]: 44.5


• Mass [kg]: 1.6 (boom)


• Buckling Strength [N]: 18

Tubular Truss mast

Foster Miller

Family : Inflatable



• Mass [kg]: 1.3 (boom)


• Buckling Strength [N]: 15

Telescopic mast model 7301

Northrop Grumman

Family : Telescopic



• Mass [kg]: 98.4 (mech. + boom)


• Buckling Strength [N]: 48 991

working on spaceborne sails since 1993…2006,

now with ReDSHIFT, DoWn!TM, DGNC and LDAS

Sails “Made in Luxembourg”


14


“Early works”


15

1993 .........1996/97.................2006...........2013see IAF 1994, ISSS 2010 and ISSS 2013 (and others conferences)

DragSails and SolarSails

Study to assess value of

active AOCS/GNC

during deorbit from LEO

with DragSail/SolarSails

Project focusing on passive means to reduce the impact of Space Debris by prevention, mitigation and protection

New DragSail systems, components and materials will be environmentally tested


16


DGNC for ESA ReDSHIFT for EU H2020

DoWn!TM

our DragSail for Microsats


17

Your

Sat

LuxSpace´s

„DoWn!TM

“

DRS/SRS

Our Deorbit Wing

to bring your satellite down ...

„KISS“ ; 1.8 m2 ; TRL [5.8/2]

Wings made by Nature

LDAS : a (RF) Functional Sail


18

LDAS: Large

Deployable (Multi-beams)

(VHF to L-Band)

Antenna

System

Let’s work together, joining our forces …

… to reach our Solar Sails Missions objectives !

Conclusions


19


TRL2 of ALL SAIL programmes (TBC)


20

GeoSail

Geostorm

Polar Observer

60m boom limit

35m boom

Jan-2017

0

10

20

30

40

50

60

70

80

90

0 5 10 15 20 25 30 35 40 45 50

TR

L2

T0+ (shown) Years

THE

TRLn CONCEPT TO ASSESS

SCALABLE (SAIL) SYSTEMS

4th International Symposium on Solar Sailing (ISSS 2017)

Kyoto (Japan) – January 17-20, 2017

LuxSpace’s paper: “Survey of Available Boom Technologies, the related TRL2 (and 3) and When Will We Reach

Our Solar Sails Missions Objectives”

Florio DALLA VEDOVA, Pierre MORIN

Arigatoh !Thank you !

Documents

THE TRL CONCEPT TO ASSESS SCALABLE (SAIL) SYSTEMS. Florio Dalla Vedova.pdf(+ Birth of “Solar Sail Union of Japan (SSUJ)” in 1982 –from “Solar Sailing Technology, Dynamics and