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Nghiên cứu thuật toán ước lượng soc cho modul pin lithium

ĈҤ,+Ӑ&7+È,1*8<Ç1
75ѬӠ1*ĈҤ,+Ӑ&.Ӻ
7+8Ұ7&Ð1*1*+,ӊ3

ĈӚ7+ӎ7+Ô<'ѬѪ1*

NG+,Ç1&Ӭ87+8Ұ772È1ѬӞ&/ѬӦ
C
CHO MODUL PIN LITHIUM

/8Ұ19Ă17+Ҥ&6Ӻ.+2$+Ӑ&

.Ӻ7+8Ұ7Ĉ,ӄ8.+,ӆ19¬7ӴĈӜ1*

Thái Nguyên ±1ăP
2019

6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn



ĈҤ,+Ӑ&
THÁI NGUYÊN
75ѬӠ1*ĈҤ,+Ӑ&.Ӻ7+8Ұ7&Ð1*1*

ĈӚ7+ӎ7+Ô<'ѬѪ1*
1*+,Ç1&Ӭ87+8Ұ772È1ѬӞ&/
ѬӦ1*6R
C
CHO MODUL PIN LITHIUM

&KX\rQQJjQK.ӻWKXұW
ÿLӅXNKLӇQYjWӵÿӝQ
/8Ұ19Ă17+Ҥ&6Ӻ.+2$+Ӑ&

.Ӻ7+8Ұ7
Ĉ,ӄ8.+,ӆ19¬7ӴĈӜ1*+Ï$

1*ѬӠ,+ѬӞ1*'Ү1.+2$

PGS.TS 1*8<ӈ19Ă1&+Ë

Thái Nguyên - 1ăP

i
6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


&Ӝ1*+Ñ$;­+Ӝ,&+Ӫ1*+
Ƭ$9,ӊ71$0
ĈӝFOұS
±7ӵGR
±+ҥQKSK~F

%Ҧ1;È&1+Ұ1&+ӌ1+6Ӱ$/8Ұ1

+ӑYjWrQWiFJLҧOXұQYăQ
Ĉӛ7Kӏ7K\'ѭѫQJ


ĈӅWjLOXұQYăQ
1JKLrQFӭXWKXұWWRiQѭӟF
odul
pin lithium
&KX\rQQJjQK.ӻWKXұW
ÿLӅXNKLӇQYjWӵÿӝQJ
MmVӕ
7iFJLҧ&iQEӝKѭӟQJGүQNKRDKӑ
QKұQWiFJLҧÿmVӱDFKӳDEәVXQJOX
16YӟLFiFQӝLGXQJVDX
- 6ӱD OӛL FKtQKWҧ FiF WUDQJ
KuQKYӁ
WURQJOXұQYăQ
- &KѭѫQJ  Eә VXQJ WrQ WKjQK ;k\
Lithium
- 6ӱDOҥLPmVӕ
- ĈiQKOҥLWKӭWӵFӫDFiFF{QJWKӭ
- 7KӕQJQKҩWNêKLӋXOj6R&
State of Charge)
- 9LӃWOҥLSKҫQNӃWOXұQFKXQJFӫD
ÿӅ[XҩW´
Thái Nguyên, ngày«
tháng «
QăP

&iQEӝKѭӟQJGүQ 7iFJLҧOXұQYăQ

PGS.TS 1JX\ӉQ9ăQ&KtĈӛ7Kӏ7K\'ѭѫQJ
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PGS.TS 9}4XDQJ/ҥS

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6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


/Ӡ,&$0Ĉ2$1
Tên tôi là: Ĉӛ7Kӏ7K\'ѭѫQJ
Sinh ngày 31 tháng 10 QăP
1986

+ӑFYL
rQOӟSFDRKӑFNKRi
FKX\rQQJjQK.ӻWKXұWÿL
-

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: 7UѭӡQJ&DRÿҷQJQJKӅVӕ
±%ӝTXӕFSKzQJ

7{L [LQ FDP
³1JKLrQFӭX
ÿRDQ OXұQ YăQ
WKXұW WRiQ
ho
ѭӟ

modul Pin Lithium´GRWKҫ\JLiR
PGS.TS 1JX\ӉQ9ăQ&Kt
KѭӟQJGүQOj
nghiên

FӭX
FӫDW{LYӟLW
ҩWFҧFiFWjLOLӋXWKDPNKҧRÿӅX
Thái Nguyên, ngày««
tháng «
QăP
2019
+ӑFYLrQ

Ĉӛ7Kӏ
Thùy DѭѫQJ

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6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


/Ӡ,&Ҧ0Ѫ1

6DX WKӡL JLDQ QJKLrQ FӭX OjP YLӋF

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PGS.TS 1JX\͍Q9ăQ&Kt
, OXұQYăQYӟLÿӅ
Nghiên

FӭXWKXұWWRiQѭӟ
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7Kҫ\JLiRKѭӟQJGүQ
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Thái Nguyên, YjPӝWVӕÿӗQJQJKLӋSÿmTXDQWk
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6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


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1.4. .ӃWOXұQFKѭѫQJ
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&+ѬѪ1*;Æ<'Ӵ1*0
Ô HÌNH TOÁN CHO MODUL PIN LITHIUM11
0{KuQKWRiQFӫD3LQ/LWKLXP
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5ӡLUҥFKyDP{KuQKFӫDSLQ/LWKL
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0{KuQK(6&FӫDSLQ/LWKLXP,RQ
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;iFÿӏQKFiFWKDPVӕFӫDP{KuQK
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.ӃWOXұQF
KѭѫQJ
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.$/0$10Ӣ5Ӝ1*
............................................................................................40

3.1. Quan sát So&VӱGөQJEӝTXDQViW.DOPDQPӣ
.....................................40

.ӃWTXҧTXDQViW6R&FKRSLQ/LW
-25R 20/35A
2500mAh 18650 ....................................................................................................44
3.ӃWOXұQFKѭѫQJ
..........................................................................................53
.ӂ7/8Ұ19¬Ĉӄ;8Ҩ7
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v
6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


'$1+0Ө&+Î1+Ҧ1+

Hình 1-0ӝWORҥL3LQ/LWKLXPFӫD
...................................4

Hình 1-4XiWUuQKVҥFYj[ҧFӫD3LQ/LW
- Ion: ................................................6

Hình 1- 0LQK KӑD 6R&Yj ÿӗ WKӏ PLQK KӑD
PҥFKWURQJTXiWUuQKQҥSYj[ҧ
...................................................................................8
Hình 1-&ҩXWU~FPӝWKӋWKӕQJ%06
.....................................................................9

Hình 2-0{KuQKÿLӋQiSKӣPҥFKFӫD3LQ
±Lithium Ion ...................................11

0
Hình 2-4XDQKӋJLӳD2&9Yj6R&WҥLQKL
&FKRORҥL3LQ
.12

Hình 2-0{KuQKSLQ/LWKLXPNKLNӇÿӃQ
.................................................13

Hình 2-+LӋQWѭӧQJÿLӋQiSNKXӃFKWiQF
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Hình 2-0{KuQK3LQFyNӇÿӃQKLӋQWѭӧ
........................14
Hình 2-+LӋQWѭӧQJÿLӋQiSWUӉ
............................................................................15
Hình 2-0{KuQK(6&FӫDSLQ/LWKLXP
- Ion ......................................................17

Hình 2-6ӵWKD\ÿәLFӫDÿLӋQiSKDLFӵ
.......................20

Hình 2-6ӵWKD\ÿәLFӫDÿLӋQiSKDLFӵ
.......................22

Hình 2-+LӋXVXҩW&RXORPEFKRORҥL
...........24

Hình 2-4XDQKӋJLӳD2&9Yj6R&WѭѫQJ

YjEѭӟFFKRPӝWORҥLSLQӭQJYӟLPӝ
.....................................25

0
Hình 2-4XDQKӋJLӳD2&9Yj6R
&WѭѫQJӭQJNKLQKLӋWÿ
C (bên trái)

YjNKLQKLӋWÿӝWKD\ÿәL ErQSKҧL

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Hình 2-ĈLӋQiS2&9ӣNӏFKEҧQ
..................................................................28
Hình 2-ĈLӋQiS2&9ӣNӏFKEҧQ
.................................................................28
Hình 2-ĈLӋQiS2&9ӣNӏFKEҧQ
..................................................................29
Hình 2-16: Pin Lithium Ion SAMSUNG INR18650-25R 20/35A 2500mAh 18650
...................................................................................................................................32

Hình 2-4XDQKӋJLӳD6R&Yj2&9FӫD3L
-250C ....34

Hình 2-4XDQKӋJLӳD6R&Yj2
&9FӫD3LQ6$0681*WҥLQ
-150C ...34

Hình 2-4XDQKӋJLӳD6R&Yj2&9FӫD3
-50C .....35

0
Hình 2-20: QuaQKӋJLӳD6R&Yj2&9FӫD3LQ6$0
C .......35

vi
6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


0
Hình 2-4XDQKӋJLӳD6R&Yj2&9FӫD3L
C .....35

0
Hình 2-4XDQKӋJLӳD6R&Yj2&9FӫD3L
C .....36

0
Hình 2-4XDQKӋJLӳD6R&Yj2&9FӫD3L
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Hình 2-4XDQKӋJLӳDFiFWKDPVӕP{Ku
....................37

Hình 2-6RViQKÿLӋQiSÿҫXUDFӫDP{

0C
2&9YjWHVW[iFÿӏQKFiF
WKDPVӕYӟLÿLӋQiSWKӵFQJK
.......................38

0
Hình 2-6DLOӋFKÿLӋQiS2&9JLӳDP{Ku
C ......39

Hình 3-1: 'ӳOLӋXÿӝQJKӑFFKRNӏFKEҧQ
...........................................................48

Hình 3-'ӳOLӋXÿӝQJKӑFFKRNӏFKEҧQ
............................................................48

Hình 3-'ӳOLӋXÿӝQJKӑFFKRNӏFKEҧQ
...........................................................49

Hình 3-.ӃWTXҧTXDQViW6R&YjVDLOӋ
............50

Hình 3-.ӃWTXҧTXDQViW6R&YjVDLOӋF
R&FKRNӏFKEҧQ
.............51

Hình 3-.ӃWTXҧTXDQViW6R&YjVDLOӋ
............52

vii
6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


'$1+0Ө&&È&&+Ӳ9,ӂ77Ҳ7
TӯviӃ
t tҳt

Tên tiӃ
ng Anh

Tên tiӃ
ng ViӋ
t

LTHI

Lithium Ion Battery

Pin Ion Battery

SoC

State of Charge

7UҥQJWKiLQҥS

OCV

Open Circuit Voltage

ĈLӋQiSKӣPҥFK

ESC

Enhanced Self Correct Circuit

0{KuQKPҥFKÿLӋQ

Model

ÿѭѫQJFӫDSLQFy
ҧQKKѭӣQJFӫDÿLӋ

QKLӋW
ÿӝÿLӋQWUӣWU
FӵFÿLӋQiSYY
BMS

Battery Management Systems

+ӋWKӕQJTXҧQOê

viii
6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


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PӣUD[XKѭӟQJVӱGөQJFKRQJjQKF{QJ


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WKiLWtFKÿLӋQ 6R&
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%06 Qy FKR SKpS FXQJ
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1KLӉXOjPӝW\ӃX
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FӫD 3LQVӵ WKD\ ÿәL FӫD QKLӉX ҧQK Kѭӣ

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FyQKLӉX

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1
6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


-

0өFWLrXFөWKӇ

 ;k\GӵQJP{KuQKFKRSLQ/LWKLXP,
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pin Lithium Ion
-

&iFNӃWTXҧWURQJOXұQYăQ

 ;k\GӵQJP{KuQK(6&FKR
pin Lithium Ion

 Quan sát SoC cho SLQ/LWKLXP,RQVӱGөQJP{K
ViW.DOPDQPӣUӝQJFKRKӋ
SKLWX\ӃQ
1ӝLGXQJFӫDOXұQYăQ
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PӣUӝQJ
3KҫQFXӕLOjNӃWOXұQFKXQJFӫD
OXұQYăQ

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6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


C+ѬѪ1*
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±Ion
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±Ion

Pin Li-ion hay pin lithi-LRQFyNKLYLӃWWҳWOj/,

quá trình sҥF FiF LRQ /L FKX\ӇQ ÿӝQJ Wӯ FӵF

WURQJ TXi WUuQK [ҧ TXi WUuQK Vӱ GөQJ


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R[LW /L0Q2/L0Q2KD\JӑLFKXQJO
lithium niken mangan coban

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6ӕKyDEӣL7UXQJWkP+ӑFOLӋXYj&{QJQJK
±Ĉ+71
http://lrc.tnu.edu.vn


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