GMB LITHIUM POLYMER BATTERY · 2017-08-19 · Why GMB Li Polymer Battery ? GMB LITHIUM POLYMER...
Transcript of GMB LITHIUM POLYMER BATTERY · 2017-08-19 · Why GMB Li Polymer Battery ? GMB LITHIUM POLYMER...
Why GMB Li Polymer Battery ?
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Why Is Li Polymer Battery Is Exciting?
Enhanced Safety
Leakage-proof (No Free Electrolyte)
Ultra-thin in Thickness
Ultra-light in Weight
Design Flexibility (Quick Response to Customer Demands)
High Energy Density
Long Cycling LifeEnvironmental-Friendly (Pollution-free)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
•Mobile Phones•PDA•Note-book Computers•Bluetooth Headsets•MP3•Digital Camera•Other Portable Electronic Devices•Power Tooling•Electrical Bicycles, Scooters and Others
GMB LIPO’s Applications
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Typical Types of Li Polymer Batteries?
Bellcore Types (Bicell Concept)- Very Complicated Process and
Poor Production Yield
-Panasonic, Ultralife, ATL, Several Taiwanese Companies etc.
Winding Types– The Most Reliable Technology
-GMB, Sony, Sanyo
Other Types
Why
Win
ding
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Bellcore Type of Li Polymer Battery
Bi-Cell Structure
Why
Win
ding
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Bellcore Type of Li Polymer Battery
500-600mAh Polymer Cell Structure
Why
Win
ding
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Bellcore Type of Li Polymer Battery
1) The Gel Separator is weak mechanically, specially, Low puncture resistance -- high S/C rate and cell swelling are expected.Low tensile strength -- difficult to use well-established winding technology.
2) Bi-Cell Concept -- the manufacturing process is too complicated and it will result in high manufacturing cost.
3) Very Low Production Yield - 50 - 60%.
Why
Win
ding
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB Most Advanced Technology
In View of the problems of Bellcore type Li polymer battery, the Top players including GMB, Sony and Sanyo have developed and started mass production of Li Polymer Battery based on the state of the art winding concept.
Why
Win
ding
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB Most Advanced Technology
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB Most Advanced Technology
High Flexibility in DesignHigh Reliability
Excellent Performances High Production Yield
Competitive Price
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
BenchmarkingBenchmarking –– Excellent High Temperature Performance
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer Battery
GMB LIPBAfter 10 days at 65oCand 95% RHOther’s LIPB
After 4 days at65oC and 95% RH
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer Battery
Other’s LIPBCycled at 65℃
GMB LIPBCycled at 65℃
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryGMB601235P6H at 4.2V 85oC, 24hrs
Before Testing After Testing, No Swelling
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryCompetitor’s (LS501235) at 4.2V 85oC, 24hrs
Before Testing After Testing, Swelling, (T4.70mm increased to 6.64mm, 41%
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryGMB502030P6H at 4.2V 85oC, 24hrs
Before Testing After Testing, No Swelling
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryCompetitor’s (LS502030) at 4.2V 85oC, 24hrs
Before Testing After Testing, Swelling, (T4.99mm increased to 9.31mm, 86%
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
5.085.024.964.924.84
4.7 4.995.52
6.256.64
2
4
6
8
10
0 5 10 15 20 25 30
Performance of GMB Li Polymer BatteryGMB vs Competitor’s (LS)
Storage at 4.2V 85oC x 24hrs
LS501235
GMB501235P6H
Storage Time (hrs)
Cel
l Thi
ckne
ss (m
m)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryGMB vs Competitor’s (LS)
Storage at 4.2V 85oC x 24hrs
4.994.964.924.894.85
4.99 5.236.19
8.65 9.31
0
3
6
9
12
15
0 5 10 15 20 25 30
LS502030
GMB502030P6H
Storage Time (hrs)
Cel
l Thi
ckne
ss (m
m)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer Battery
GMB Has Made Break-through at Low Voltage (0V) Swelling Problem Since Early 2007
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryGMB502030P6H, No Swelling at 0V, RT
Before Testing Shorted After 11 days, No Swelling
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryGMB513446P6H, No Swelling at 0V, RT
Before Testing (4.86mm)
Shorted After 44 days, No Swelling (4.93mm)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryCompetitor’s (LS502030), Swelling at 0V, RT
Before Testing (4.96mm)
Shorted After 1 day only,
Swelling to 5.74mm
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer BatteryCompetitor’s (SO), Swelling at 0V, RT
Before Testing (3.49mm)
Shorted After 6 day,
Swelling to 4.09mm
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
4.824.814.814.814.804.804.80
4.965.74
0
2
4
6
8
10
0 2 4 6 8 10 12
Performance of GMB Li Polymer BatteryLow (0V) Voltage Test at RT
LS502030
Cell-Shorted Time (Days)
Cel
l Thi
ckne
ss (m
m)
GMB502030P6H
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
4.934.86
4.09
3.49
0
2
4
6
8
0 10 20 30 40 50
Performance of GMB Li Polymer BatteryLow (0V) Voltage Test at RT
SO
Cell-Shorted Time (Days)
Cel
l Thi
ckne
ss (m
m)
GMB313446P6H
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB LIPB Series Based Different Chemistry Systems
1) LiCoO2 Series—High Energy DensityGMB…P4-8H (2C),GMB…P4HR(5-7C), P4HHR(N))(10C),
P4H3R(N)(15C), P4H4R(15-20C), P4H5R(20C-25C)
2) LiNixCoyMnzO2 Based Series—Up to 3C/10V Overcharge
GMB…PMH(R)
3) LiFePO4 based Series—The Safest SystemGMB…PFH
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB Polymer Roadmap/Line up
*Temperature:25 degC
*Discharge:0.2C,2.75V cut off
*Charge:4.2V-0.5C,3.5 Hours
GMB9867220
PFH
GMB8867220PMH
GMB853496
High drain cell
GMB503759
GMB502030
GMB383450
Polymer cell
2Q
1Q
4Q
3Q
2Q
1Q
4Q
3Q
2Q
1Q
4Q
3Q
2Q
1Q
4Q
3Q
2Q
1Q
4Q
3Q
2Q
1Q
4Q
3Q
2Q
CY2007CY2006CY2005CY2004CY2003CY2002CY2001
CELL
P4H 650mAh( 600 ) P5H 670mAh( 620 ) P6H 720mAh( 680 ) P8H 800mAh( 750 )
P4H 210mAh(190 ) P5H 250mAh( 230 )P6H 260mAh( 240 )
P8H 270mAh( 250 )
P5H 1150mAh( 1050 )P6H 1250mAh( 1200 ) P8H 1350mAh( 1300 )
P4HR /7C P4HHR/10C P4H3R/15CP4H4R/20C
P4H5R/25C
PMH
PFH
PMHRE
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB LIPB Series Based Different Chemistry Systems
LiCoO2 Series—High Energy DensityGMB…P4-8H (2C),GMB…P4HR(5-7C), P4HHR(N))(10C),
P4H3R(N)(15C), P4H4R(15-20C), P4H5R(20C-25C)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer Battery
High Capacity (GMB…P4…8H)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
2.5
3.0
3.5
4.0
4.5
0 50 100 150 200 250 300 350 400 450 500 550 600 650 700 750 800
P4H
P5H
P6H
P8H
DISCHARGING PERFORMANCE (GMB383450P)
CAPACITY / mAh
VO
LT
AG
E /
V
Charge: CC, 0.5C to 4.2V; CV, 4.2V, 3.5hr cut-off
Discharge: 1C to 2.75VTemperature: RT
GMB polymer cell capacity improvement(P4H →P8H)11
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer Battery
CYCLING LIFE (GMB505085P5H)
0
500
1000
1500
2000
0 100 200 300 400 500
DIS
CH
AR
GE
CA
PAC
ITY
/mA
h
CYCLING NUMBER
Charge: CC, 1100mA to 4.2V; CV, 4.2V, 3.0 hr or 44mA cut-off
Discharge: 1100mA to 2.75VTemperature: RT
Long
Cyc
le L
ifeGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERY
Technology
Performance of GMB Li Polymer Battery
CYCLING LIFE (GMB385085P4H)
0
200
400
600
800
1000
1200
1400
0 100 200 300 400 500 600
DIS
CH
AR
GE
CA
PAC
ITY
/mA
h
CYCLING NUMBER
Charge: CC, 1400mA to 4.2V; CV, 4.2V, 3.0 hr or 28mA cut-off
Discharge: 1400mA to 2.75VTemperature: RT
Long
Cyc
le L
ife
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer Battery
Excellent High Discharge Rate (GMB…P4H...R(N)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
chargeable Battery
DISCHARGING PERFORMANCE(GMB853496P4HHR-10C) 2000mAh(min)
CAPACITY / mAh
VO
LT
AG
E /
V
CCCV: 1000mA to 4.2V4.2V,3.5 hr or 40mAcut-off at RT
GMB High Rate Polymer Cell
2.5
3.0
3.5
4.0
4.5
0 500 1000 1500 2000 2500
2000mA/1C
20000mA/10C
14000mA/7C
10000mA/5C30000mA/15C
26000mA/13C
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Aner iable Battery
DISCHARGING PERFORMANCE(GMB853496P4H3R-15C) 2000mAh(min)
CAPACITY / mAh
VO
LT
AG
E /
V
CCCV: 1000mA to 4.2V4.2V,3.5 hr or 40mAcut-off at RT
GMB High Rate Polymer Cell
2.5
3.0
3.5
4.0
4.5
0 500 1000 1500 2000 2500
2000mA/1C10000mA/5C
20000mA/10C
/30000mA/15C
40000mA/20C
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
2.5
3.0
3.5
4.0
4.5
0 400 800 1200 1600 2000 2400
2000mA/1C10000mA/5C
2000mA/10C30000mA/15C
40000mA/20C56000mA/28C50000mA/25C
DISCHARGING PERFORMANCE (GMB853496P4H4R-20C)2000mAh(min)
CAPACITY / mAh
VO
LT
AG
E /
V
CCCV: 1000mA to 4.2V4.2V,3.5 hr 40mAcut-off at RT
GMB High Rate Polymer Cell
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
6.0
8.0
10.0
12.0
14.0
16.0
18.0
20.0
0 100 200 300 400 500 600 700 800
1C40C 10C15C20C
Performance of GMB Li Polymer BatteryDISCHARGING PERFORMANCE (GMB583460P4H4R-4S)
VO
LT
AG
E /
V
CAPACITY / mAh
Exce
llent
Hig
h R
ate
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
0
400
800
1200
1600
2000
0 20 40 60 80 100 120 140 160 180
GMB683496P4H4R 1450mAh(min)CYCLING LIFE
DIS
CH
AR
GE
CA
PAC
ITY
/mA
h
CYCLING NUMBER
Charge: CC, 1450mA(1C) to 4.2V; CV, 4.2V, 3.5hr or 40mA cut-off
Discharge: 20000mA(20A) to 2.75VTemperature:RT
181Cycle 76.41%164Cycle 80%
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
500.0
1000.0
1500.0
2000.0
2500.0
0 50 100 150 200 250
GMB703496P4H3RN188Cycle 71.19%
GMB753496P4H4R248Cycle 80.95%
GMB703496P4H3RN and GMB753496P4H4RCycling Life
DIS
CH
AR
GE
CA
PAC
ITY
/mA
h
CYCLING NUMBER
Charge: CC, 1700mA(1C) to 4.2V; CV, 4.2V, 3.5hr max or 34mA cut-off
Discharge: 17000mA(10C) to 2.75VTemperature: RT
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
0
500
1000
1500
2000
2500
3000
0 50 100 150 200 250 300
GMB853496P4H4R/290Cycle 80.37%
GMB853496P4H3RN/170Cycle 79.04%
GMB703496P4HHRN/145Cycle 75.30%
DIS
CH
AR
GE
CA
PAC
ITY
/mA
h
CYCLING NUMBER
GMBxx3496P4H..R(2000mAh)Cycling Life
Charge: CC, 1C to 4.2V; CV, 4.2V, 3.5hr or 40mA cut-off
Discharge: 20A to 2.75VTemperature: RT
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Performance of GMB Li Polymer Battery
GMB…PMH(R)Excellent Overcharging Capability
(Up to 3C/10V)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB…PMH cell advantage:
1、High reliability
2、Ultra-light in weight 3、ROHS compliance4、Excellent high temperature performance 5、long cycling life
Passed No Explosion, No fire
(up to 10Ah)Overcharge test(3C 10V)
Passed No Explosion, No fire Puncture test
Passed No Explosion, No fire 150℃ Thermal exposure Test
Passed
Passed
Conclusion
No Explosion, No fire Impact test
No Explosion, No fire Short-circuit test
Test resultTest item
GMB...PMH Polymer Cell Presentation
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Discharge
Positive Electrode Reaction(Positive reaction)LiNiaCobMncO2
Charge
Discharge Li1-xNiaCobMncO2 + xLi+ + Xe-
Negative Electrode Reaction (Negative reaction)Cy + xLi+ + Xe-
ChargeCyLiX
Total Reaction(Total reaction)
LiNiaCobMncO2 + Cy
Charge
DischargeLi1-xNiaCobMncO2 + CyLix
LiNiaCobMncO2
GMB...PMH Charge and Discharge Reaction Theory
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
LiCoO2
Co molecular is replaced by Ni、Mnmolecular
Li(Ni-Mn-Co)O2
1. Safety performance good2. High temperature good3.The weight is light
LiCoO2 VS Li(Ni-Mn-Co)O2 StructureLiCoO2 VS Li(Ni-Mn-Co)O2 Structure
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB7767220PMHE [9700mAh(min)] short-circuit test
Result:The cell is no explosion, no fire
The cell is fully charged before short-circuit test (4.20V)
The cell temperature increases to 87℃and the voltage is 2.11V during short-circuit test
Test method:To fully charge the cell at 0.5C and the cell is subjected to a short-circuit condition with a metal wire of resistance less than50mΩ,and the cell surface temperature is not over 150℃ ,the pass result is no explosion and no fire for the cell.
GMB...PMH safety test (Ref: UL 1642)short-circuit test
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB7767220PMHE [9700mAh(min)]- Impact Test
Result:The cell is no explosion and no fire after heavy strike test
The cell is fully charged to4.2V
before heavy strike test
The cell picture after heavy strike test
Test method:to fully charge the cell and put it on the striking support ,then use 10kg’s hammer to strike the cell from 1m ,the pass result is no explosion and no fire for the cell.
.GMB...PMH Safety Test (Ref: UL 1642)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB7767220PMHE [9700mAh(min)- Thermal Exposure Test
Result:The cell is no explosion and no fire after thermal exposure test at 150 ℃
Test method:。After fully charged to 4.2V ,the cell is placed in an oven and the temperature increases to 150 ℃ with the rate 5±2℃ every minute ,then place the cell in an oven at 150℃ for 30min ,the pass result is no explosion and no fire for the cell.
GMB...PMH Polymer Test (Ref: UL 1642)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB7767220PMHE [9700mAh(min)] –Nail Penetration Test
Result:The cell is no explosion and no fire after puncture test.
Test method:。After fully charged the cell is penetrated through the cell with a nail (φ3.5mm) ,then the pass result is no explosion and no fire for the cell.
..GMB...PMH Safety Test (Ref: UL 1642)
Nail Penetration Tester
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB7767220PMHE-9700mAh(min) (20A 10V)-Overcharge Test
Remarks:The cell without PCM and overcharge at 20A 10V ,the test result is no explosion and no fire.
Test method:Charge the cell with constant current 20000mA(20A) to 10V,then charge the cell with constant voltage for 7h, the pass result is no explosion and no fire for the cell,
.GMB...PMH Safety Test (Ref: UL 1642)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
OVER CHARGING PERFORMANCE (GMB7767220PMHE)9700mAh(min)
3.0
5.0
7.0
9.0
11.0
0 1 2 3 4 5 6 7 8
0
4000
8000
12000
16000
20000
CHARGING TIME / HR
VO
LT
AG
E /
V
CU
RR
EN
T /
mA
voltagecurrent
CCCV: 20000mA(20A) to 10V10V,3.5 hr Without PCMcut-off at RT
GMB...PMH Safety Test (Ref: UL 1642)
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Conclusion:According to the data above ,it shows GMB...PMH polymer battery weight is much lighter than other two . It is convenient to battery user :For example:The battery can use in electrical bicycle , GMB...PMH polymer battery is much light and can be installed and easily uninstalled in the bicycle
8.5kg10Ah36VNi-MH battery
12.9kg10Ah36VLead Acid Battery
2.7kg10Ah36VAGMB Polymer Battery
Weight kgCapacity AhVoltageBattery type
GMB...PMH –Ultra-Light in Weight3
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
High temperature performance data as follows:
Conclusion:The high temperature performance is Excellent
The cell is normal after 10 days.After fully charged to 4.2V,the cell is placed in an oven at 65℃
The cell is normal after 4 days.After fully charged to 4.2V, the cell is placed in an oven at 80℃
ResultTest method
GMB.PMH -High Temperature Performance3 3
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
0.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
0 2000 4000 6000 8000 10000
-20℃ 25℃ 45℃ 65℃
DISCHARGING PERFORMANCE (GMB7767220PMHE-7S)9700mAh(min)
CAPACITY / mAh
VO
LT
AG
E /
V
Charge: CC, 2000mA(2A) to 29.4V; CV, 29.4V, 3.5hr or 194mA cut-off
Discharge: 8000mA(8A) to 19.25V
98.45%24.25128.3549904.6774.2765℃
100.8%
100%
62.62%
与25℃容量比值
24.14228.33410144.976.145℃
24.04928.29810060.375.4325℃
22.07427.1956299.4647.23-20℃
平台V压降V容量mAh放电时间min环境温度
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
0.0
5.0
10.0
15.0
20.0
25.0
30.0
35.0
0 2000 4000 6000 8000 10000
-20℃ -10℃ 0℃ 25℃
DISCHARGING PERFORMANCE (GMB8867220PMHRE-7S)9700mAh(min)
CAPACITY / mAh
VO
LT
AG
E /
V
Charge: CC, 2000mA(2A) to 29.4V; CV, 29.4V, 3.5hr or 194mA cut-off at RT
Discharge: 8000mA(8A) to 19.25V
76.76%23.13527.6098268.0962-10℃68.79%22.30826.897409.7855.57-20℃
100%83.90%
与25℃容量比值
24.54228.67910771.880.7725℃23.78728.1069037.467.770℃
平台V压降V容量mAh放电时间min环境温度
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
0.0
1.0
2.0
3.0
4.0
5.0
0 2000 4000 6000 8000 10000
10A 20A 30A
DISCHARGING PERFORMANCE (GMB8867220PMHRE)9700mAh(min)
CAPACITY / mAh
VO
LT
AG
E /
V
CCCV: CC, 1940mA(0.2C) to 4.20V; CV, 4.20V, 3.5hr or 194mA cut-off at RT
3.3233.988943028.320A
3.4664.08810072.76.4710A
3.1643.8897866.4715.7330A
平台V压降V容量mAh放电时间min放电倍率
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
CYCLING LIFE (GMB7767220PMH-7S)9700mAh(min)
DIS
CH
AR
GE
CA
PAC
ITY
/mA
h
CYCLING NUMBER
0
2000
4000
6000
8000
10000
12000
14000
16000
0 50 100 150 200 250 300 350 400 450 500
Charge: CC, 5000mA(5A) to 29.4V; CV,29.4V, 7hr or 200mA cut-offDischarge: 10000mA(10A) to 19.3VTemperature: RT
Charge: CC, 3000mA(3A) to 29.4V; CV,29.4V,5hr or 200mA cut-offDischarge: 5000mA(5A) to 19.3VTemperature: RT
Charge: CC, 2000mA(2A) to 29.4V; CV,29.4V,3.5hr or 200mA cut-offDischarge: 8000mA(8A) to 19.3VTemperature: RT
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
CYCLING LIFE (GMB8867220PMHRE-7S)9700mAh(min)
0
2000
4000
6000
8000
10000
12000
0 10 20 30 40 50 60 70 80 90 100 110 120
1Set(101Cycle/96.62% EST: 597Cycle/80% (Tests in Progress )
2Set(109Cycle/96.51% EST: 624Cycle/80%)
3Set(109Cycle/95.91% EST: 533Cycle/80%)
4Set(104Cycle/95.65% EST: 478Cycle/80%)
2007-01-22
DIS
CH
AR
GE
C
APA
CIT
Y (m
Ah)
CYCLING NUMBERS
Charge: CC, 2000mA(2A) to 29.4V; CV, 29.4V, 7hr max or 194mA cut-off
Discharge: 8000mA(10A) to 19.25VTemperature: RT
PMH Polymer cell GMB8867220PMHRE(7S)-Life Cyling
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
0
3000
6000
9000
12000
0 20 40 60 80 100 120 140 160 180 200
197Cycle/94.33% EST: 842Cycle/80%
G
CYCLING LIFE (GMB8867220PMHRE-7S)9700mAh(min)
DIS
CH
AR
GE
CA
PAC
ITY
(mA
h)
CYCLING NUMBERS
Charge: CC, 2000mA(2A) to 29.4V; CV, 29.4V, 7hr max or 194mA cut-off
Discharge: 8000mA(8A) to 19.25VTemperature: RT
PMH Polymer cell GMB8867220PMHRE(7S)-Life Cyling
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
0
2000
4000
6000
8000
10000
12000
0 40 80 120 160 200 240 280 320 360
GMB Li Pomer Rechargeable Battery
CYCLING LIFE (GMB8867220PMHRE-Cell)9700mAh(min)
DIS
CH
AR
GE
CA
PAC
ITY
/mA
h
CYCLING NUMBER
Charge: CC, 2000mA(2A) to 4.2V; CV, 4.2V, 3.5hr or 200mA cut-off
Discharge: 8000mA(8A) to 2.75VTemperature: RT
PMH Polymer Cell GMB8867220PMHRE(Cell)-Cycling
350Cycle 94.99%
EST:1397Cycle 80%
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Equipped with Advanced Facilities
GUANGHZOU MARKYN BATTERY CO., LTD.
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB Advanced Manufacturing Facilities
We are equipped with advanced manufacturing facilities to guarantee our Our LIPB with high qualities, such as:•Double-sided Intermittent Coaters•Dry-boxes -- Our cells are manufactured under most-controlled environments.
•Advanced Battery Testers and Much More•Semi-auto Sealing Machine•Manual Winding– Flexible for Production•Auto Winding--Implemented
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB Advanced Manufacturing Facilities
Increased Automation
• Double-sided Intermiternt Coaters • Continuous Electrode Pressing• Continuous Electrode Slitting• Auto Packaging Forming• Semi-Auto Winder• Fully-Auto Winder
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GMB Advanced Manufacturing FacilitiesAlu Cup Forming Machine
• This is the auto alu cup forming machine which do not require operator to cut the alu foil to size. (In roll form)
Auto Winding Machine
• This is the auto winding machine which can produces 4 pieces per minute
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Coating Machine
• This coating machine can coat 2 sides with intermediate mass free zone.
Vacuum Mixer • This machine mixed the slurry in a vacuumed container to reduce air bubbles create during the mixing process.
Slitt
ing
mac
hine
• This slitting machine can continuous slit electrode to the require width.
• This compacting machine can compact the electrode continuously.
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Auto Weighing machine
• This machine is design by GPBI to replace the existing manual weighing.
• It can sort the electrodes into 5 categories with all data collected.
13.70
61.64
20.55
3.42 0.68Grade1 Grade2 Grade3 Over
WeightUnder
Weight
• All data collected from the auto weighing machine will be stored in excel format which can be use to plot x-bar, histogram and pareto chart.
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GUANGZHOU MARKYN BATTERY CO., LTD
Sealing Machine
• This in-house built machine looks more presentable with surrounded metal casing and a control panel on top.
Riveting & Pressing Machine
• This machine combines riveting and pressing process which increase the efficiency.
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
We are conducting very strict quality control at every steps of R&D and production processes.
Most of raw materials are imported from internationally reputed suppliers (USA, Japan, Europe).
100% Checking on capacity, voltage, Internal Impedance etc.Each cell has its own ID number (100% traceable)Fully Recorded on R&D and Production.
Quality Control
GUANGZHOU MARKYN BATTERY CO., LTDGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
Product Performance Verification
Incoming materials
Cell assembly
Activation & Aging
OCV/Ri check,& Pack assembly
Finished goods
IQC
Process QC
Capacity Verification
Outgoing QC
QA - Safety andReliability Test at Cell & Pack
GUANGZHOU MARKYN BATTERY CO., LTDGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYTechnology
GM Battery RoHS Control
Design ControlDesign Control
Incoming InspectionIncoming
InspectionProcess Control
Process Control
Outgoing Inspection
Outgoing Inspection
GUANGZHOU MARKYN BATTERY CO.,LTDGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERY
Technology
•X-ray Analyser (RoHS)•AAS (Elemental Analysis)•Moisture Analyser•Laser Particle Size Analyser•PH meter•Chemical Analysis Apparatus
Chemical Laboratory Facilities
GUANGZHOU MARKYN BATTERY CO., LTDGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERY
Technology
Thank you for watching!
GMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYGMB LITHIUM POLYMER BATTERYWork Flow