in pursuit of more energy: equipping our armed, security ... · li-ion clansman trials – 3 para...
TRANSCRIPT
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In Pursuit of More Energy:
Equipping our Armed, Security and
Emergency Services
Tony JefferyTony Jeffery
July 2003July 2003
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l History of Secondary Military Batteries
l The Lithium-ion Advantage
l Military Drivers
l The Evolution of Intelligence & Impact on Logistics
l The Search for More Energy & the Digital Battlefield
Agenda
The Pursuit of More Energy: Equipping Our Armed,Security and Emergency Services
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ll 1799 First Battery1799 First Battery
ll 1859 1859 First Lead Acid BatteryFirst Lead Acid Battery
ll 1898 1898 First Commercial BatteryFirst Commercial Battery
History of Military Batteries
First Battery in the armed forcesFirst Battery in the armed forcesll 19101910
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History of Military Batteries
ll 1970 NiCd adapted for military use1970 NiCd adapted for military use
PRC351-1 (Clansman)
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History of Military Batteries
ll 1970 NiCd adapted for military use1970 NiCd adapted for military use
ll 1979 AEA Lithium-ion materials patented1979 AEA Lithium-ion materials patented
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History of Military Batteries
ll 1970 NiCd adapted for military use1970 NiCd adapted for military use
ll 1979 AEA Lithium-ion materials patented1979 AEA Lithium-ion materials patented
ll 1994 AEA grants Licenses1994 AEA grants Licenses
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History of Military Batteries
ll 1970 NiCd adapted for military use1970 NiCd adapted for military use
ll 1979 AEA Lithium-ion materials patented1979 AEA Lithium-ion materials patented
ll 1994 AEA grants Licenses1994 AEA grants Licenses
ll 2002 AEA Lithium-ion BOWMAN2002 AEA Lithium-ion BOWMAN
(replacement for Clansman batteries)(replacement for Clansman batteries)
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• Norway Jan-Mar 02
• 6 day patrol
2 Li-ion vs 4 Ni-Cd(2.7 kg vs 13.9 kg)
• Base station radio trialLi-ion : 30 hrs at -32oCNi-Cd: no performance
Li-ion Clansman Arctic Field Trials
Operational Advantages
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• Operational benefits confirmed:
Li-ion Clansman Trials – 3 Para (16 Air Assault Brigade)
Operational Advantages
Ø Sept – Oct 02: 10 Day Eagle Lift Exercise
Li-ion NiCd
— LIFE: 48 hours Vs 18 hours
— WEIGHT: 4kg Vs 20.8kg
— Space savings
— No conditioning required
— Rapid deployment due to instant availability
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The Cell Company
• Location:
• Formed:
• Purpose: Manufacture of HighTechnology Li-ion Cells
Thurso, Caithness, Scotland
1998
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l Joint Venture:
60%
18%
22%
The Cell Company
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Manufacturing Equipment
• Coating
• Calendering
• Winding
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• Electrode fabrication control
- coating to ±1.5% by weight
- calendering to ±1% by thickness
• Jelly roll winding control
- electrode alignment to ±1%
over 6 feet length
Manufacturing Control
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D Cell Features
Energy 5.6Ah
Cycle Life 1,100
Safety Meets UN TransportationRegulations
TemperatureRange
+75ºCto
-51ºC
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Cycle Life
Cycle Life
0102030405060708090
100
0 200 400 600 800 1000 1200
Cycle Number
Cap
acit
y (%
D1)
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C/2.5 Rate Discharge
ICR346002 Amp Discharge
2.0
2.5
3.0
3.5
4.0
4.5
0.0 1.0 2.0 3.0 4.0 5.0 6.0
Capacity (A h)
Cel
l V
olt
age
(V)
+55°C +20°C -30°C -40°C
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2C Rate Discharge
ICR3460010 Amp Discharge
2.0
2.5
3.0
3.5
4.0
4.5
0.0 1.0 2.0 3.0 4.0 5.0 6.0
Capacity (A h)
Cel
l V
olt
age
(V)
+55°C +20°C -20°C
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12A –40oC Discharge
0
1
2
3
4
0 5 10 15 20 25 30 35
Time / min
Cel
l Vol
tage
/ V
0
2
4
6
8
10
12
Cur
rent
/ A
9151 9152 9153
9151 9152 9153
Currents
Voltages
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4 Pressure vent, shut-down separator
4 Internal fuse - over-current protection
4 Safety cap options - over-charge and
re-settable over-current
4 Passes all new UN transportation tests
Safety Features
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Military Application
• Li-ion D cell in volume production:
− 5.6Ah (390Wh/l, 155Wh/kg)
− 1,100 cycles
− -400C operation
• Selected for major military application -
Bowman
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BOWMAN
l To provide a communicationssystem until at least 2026
l 50,000 radios &25,000 computer terminals
l Deployment on:– 18,000 vehicles
– 160 ships & 300 aircraft
l Will be used by 60,000servicemen
BOWMAN Requirements
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BOWMAN
Customer, prime & sub-contractor relationships
MoD (UK)
General Dynamics Ltd (UK)
Harris(HF radio)
ITT(VHF radio)
Litton(Data term)
Cogent(KVMS)
AEAT(Batteries
& chargers)
AGM(Li-ion cells)
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l AGM cell is a keycomponent for HF &VHF radio batteriesthat require
– -40C operation
– -50C storage
– high cycle life
l Data terminals & KVMSuse small cells
BOWMAN secondary batteries - Requirements
BOWMAN
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Military Drivers
• Even more energy
• More intelligence
• Cost & logistics benefits
• Environmentally friendly
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Even More Energy
AEA TARGET
And beyond - fuel cellsSTAGE 3
Further improvement inperformance through betteranode materials
STAGE 2
STAGE 1 Improved performance throughbetter cathode materials
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Military Drivers
• Even more energy
• More intelligence
• Cost & logistics benefits
• Environmentally friendly
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More Intelligence
Today’s Electronics Technology
Ø Fuel Gauge
Ø Safety and BalancingCircuitry
Ø SMBus Interface
STANDARD
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More Intelligence
l Capability:
Ø Lower power circuitry
Ø Ruggedised SMART data acquisition systems
l Benefits:
Ø Extended shelf life
Ø Increased operational life
Ø Battery usage profiling – improvedlogistics
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Military Drivers
• Even more energy
• More intelligence
• Cost & logistics benefits
• Environmentally friendly
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Costs & Logistics
• Significantly improved logistics
− Warehousing
− Maintenance
• Significant reductions in procurement &overhead costs
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Military Drivers
• Even more energy
• More intelligence
• Cost & logistics benefits
• Environmentally friendly
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Environmentally Friendly
Lithium-ion recycling
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How could this impact on you?
Successful pursuit ofmore portable energy& associatedintelligence will be akey military strategicadvantage
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In Pursuit of More Energy:
Equipping our Armed, Security and
Emergency Services
Tony JefferyTony Jeffery
July 2003July 2003