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Major David ScalskyRichard S. Herman
27 April 1999
Future Direct Support WeaponFuture Direct Support WeaponSystem
(FDSWS)System (FDSWS)
ACALA Army Research Laboratory
Fire Support Armaments CenterFire Support Armaments Center
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Agenda
Present Status Emerging Light Artillery
Requirements Drive Future Design Program Activities &
Technology
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M19816,000 lb.
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XM 7779000 lb.
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M119A14,200 lb.
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Agenda
Present Status Emerging Light Artillery
Requirements Drive Future Design Program Activities &
Technology
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Light Forces OperationalCharacteristics
Force projection Armies Requires Strategic & Tactical
mobility
Increase in Operations OtherThan War Early entry forces need
force
multipliers until heavy forcesarrive (DS Artillery?)
Resource constrainedenvironments
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Emerging Doctrine AffectsWeapon Design
Lighter weight to meet mobilityrequirements
Advanced electronics to increasesurvivability
More lethal to protect friendlyforces
More reliable to increaseavailability
More affordable to support
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
0 .390 .58 0 .64
0 .80 .66
1 .391 .54
0
0 .5
1
1 .5
2
M114A1
155mm
M102
105mm
M198
155mm
M119A1
105mm
XM777
155mm
FDSWS
ObjectiveSystem
I
m
p
u
l
s
e
/
W
e
i
g
h
t
Artillery Piece
M101A1
105mm
Impulse/Weight ComparisonUS Towed Artillery Systems
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
0 .390 .58 0 .64
0 .80 .66
1 .391 .54
0
0 .5
1
1 .5
2
M114A1
155mm
M102
105mm
M198
155mm
M119A1
105mm
XM777
155mm
FDSWS
ObjectiveSystem
I
m
p
u
l
s
e
/
W
e
i
g
h
t
Artillery Piece
M101A1
105mm
Impulse/Weight ComparisonUS Towed Artillery Systems
Technological challengesbecome exponential
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
The Design Challenge
Manufacturing ProcessesAdvanced Materials
Recoil Force MitigationWeapon Configuration
Weight Stability
Integrating technologies without disturbing the balance
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Agenda
Present Status Emerging Light Artillery
Requirements Drive Future Design Program Activities &
Technology
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
FDSWS Program Activities& Technologies
Technology Drivers
Recoil ManagementSoft RecoilElectro-Rheological Fluid
Control
Advanced Materials & Structures
New Industry IR&D &alternate technologies
FY 99 00 01 02 03 04 05
DevelopmentReqs Definition/Concept DevProgram Activities
PDRR/ATD
Lighter,Stable
Artillery Platforms
Laser/ETC IgnitionMR Fluids
Organic Composites, Metal matrix Composites
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FDSWSTest Bed 17,000 lb.
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FDSWSTest Bed 2*5,700 lb.*
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Advanced Design TechniquesFor Weight Reduction
CAD
Virtual Prototyping
Multi-functionalComponents
Isogrid Technology
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Dynamic Model of TB2
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Suspension of particles in an insulating fluid Fluids which
display a significant change in apparent viscosity with application
of an electric field Change completely reversible, fast response
time (
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Isogrid StructuralTechnology
Reduces weight - maintains structural integrity
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AMCTACOM-ARDEC
Fire Support Armaments CenterFire Support Armaments Center
Summary Artillery must adapt to meet future needs Current
technological exploration
includes: Soft Recoil, ER Fluids &Advanced Structures
Actively looking for new technologies tomeet aggressive
requirements
Lighter,Stable
Artillery Platforms
