ev-charger solution v201603 overseas department-海龙，毅辉等

Kehua Tech- Power Conversion Specialist

Innovative Power Solution

EV Charger and Solutions


CONTENTS

Basic of EV charger


Basic of EV charger

• EV Charger is charging device for electrical vehicles, it is similar to the fuel dispenser in the gas station, it can be fixed on the floor or wall, installed in public building and residential communities or charging station, can be used for charging different type EV according to different voltage classes.

What is EV Charger?


Basic of EV charger


What is the EV charger


Basic of EV charger• EV Charger is charging device for electrical vehicles, it is similar to

the fuel dispenser in the gas station, it can be fixed on the floor or wall, installed in public building and residential communities or charging station, can be used for charging different type EV according to different voltage classes.



Basic of EV charger




Basic of EV charger

• By installation method• Wall-mounted• Floor-standing

Classification of EV charger


Basic of EV charger


• By installation site• Public• Special



Basic of EV charger



• By the number of charging interface• Single• Multiple



Basic of EV charger



• By the number of charging interface• Single• Multiple

• By charging mode• DC charger• AC charger


Why? DC or AC?


Basic of EV chargerAbout Electric Vehicle


Basic of EV chargerThe main parts of EV

High Voltage

Electrical BoxChargin

g Interfac

e

ChargerAC/DC

Power Batterie

s

BMS

Motor Controlle

r

Driving Moter

DC AC


Basic of EV chargerEV charging principle

High Voltage


g Interfac

e

ChargerAC/DC

Power Batterie

s

BMS

Motor Controlle

r

Driving Moter

DC AC



High Voltage


g Interfac

e

ChargerAC/DC

Power Batterie

s

BMS

DC AC



High Voltage

Electrical Box

ChargerAC/DC

Power Batterie

s

BMS

DC AC

DC AC

System Diagram



High Voltage

Electrical Box

ChargerAC/DC

Power Batterie

s

BMS

DC AC

DC

DC Charging



High Voltage

Electrical Box

ChargerAC/DC

Power Batterie

s

BMS

DC AC

AC

AC Charging


Basic of EV chargerEV charging principleDC Charging block diagram

Charging Time normally 1-2hours

DCSource

DCChargingInterface

High VoltageElectrical Box

PowerBatteries

BMS

DC Charging block diagram

Charging Time normally 7-10hours

ACSource

ACChargingInterface

High VoltageElectrical Box

PowerBatteries

BMS

Charger

Fast charging

Slow charging


CONTENTS

Basic of EV charger

EV Charging products


EV charging productsEV charging products


EV charging products

• Wall-mounted AC charger– Single Port

• Floor-standing AC charger– Single Port– Double Port

AC Charging products


EV charging productsWall-mounted AC chargerSpecification Parameter

Input Voltage AC 220V±15%Input frequency 50Hz±1HzOutput voltage AC 220V±15%Output current 16/32A

Displayer 7‘ TFT LED touch screenCharging Interface 1

Com. interface RS232/RS485/CAN/Ethernet optional

Fee charging interface

RFID Card 、 IC card 、 CPU card, etc.

IP level IP54Working Temp. -20℃ ～ +50℃Storage Temp. -20℃ ～ +70℃

Relative Humidity 5%~95%Dimension 400×200×650mm


EV charging productsFloor-standing AC charger

Specification Single port Double ports

Input VoltageAC 380V±15% （ 3phase 4

wire ） AC

220/380V±15%（ 3phase 4 wire ）

Input frequency 50Hz±1Hz

Output voltageAC 380V±15% （ 3phase 4

wire ） AC

220/380V±15%（ 3phase 4 wire ）

Output current 16/32ADisplayer 7‘ TFT LED touch screen

Charging Interface 1 2


Fee charging interface

RFID Card 、 IC card 、 CPU card, etc.


Relative Humidity 5%~95%Dimension 400×270×1460mm



• Split DC charger

• Integrate DC charger

• Integrate DC/AC charger

DC charging products• DC charging cabinet



• Split DC charger

• 一体式直流充电机

• 交直流充电一体机




• Split DC charger– DC single port– DC double ports

• Integrate DC charger– DC single port– DC double ports

• Integrate DC/AC Charger



EV charging productsSplit DC charger

Specification Single port Double Ports

Remark

Aux. powerInput voltage AC 220V±15%

Aux. powerInput frequency 50Hz±1Hz

Output voltage DC 750V max *Output current 250A max/Port *

Displayer 7‘ TFT LED touch screenCharging Interface 1 2



Relative Humidity 5%~95%

Dimension 450×300×1560mm

500×300×1560mm



Specification ZL502-M25

ZL602-M20

ZL702-M20

Rated output current 25A 20A 20APower 12.5kW 14kW 14kwCooling Mode Forced air coolingInput voltage 260VAC~530VACOutput voltage (Setting) 250~450

VDC450~750

VDC250~750

VDCRegulation accuracy ≤±0.5%Output voltage error ≤±0.5%Efficiency 94.5%Working Temp. -20℃ ～ +50℃Storage Temp. -40℃ ～ +60℃Relative Humidity 0%~90%Charging module dimension 493×464×88mm Charging cabinet dimension 600×800×2000mmCabinet Max capacity 12 Charging modules /150kW

DC charging cabinet and its module

······


EV charging productsIntegrate DC charger

Specification Single port Double ports

Input voltage AC 380V±15% （ 3phase 4 wire ） Input frequency 50Hz±1Hz

Output voltageDC 200V~450V/DC

450V~750V/DC 250V~750V (optional)

Rated output Power 60kW/100kW (optional)Charging Interface 1 2

Com. interface CAN, reserve GPRS, Ethernet interface, extensible


Relative Humidity 5%~95%

Dimension700×600×190

0mm

900×800×1900mm


EV charging productsIntegrate DC/AC Charger

Specification DC side AC sideInput Voltage AC 380V±15% （ 3phase 4 wire ）

Input frequency 50Hz±1Hz

Output voltage 750VDC max （ DC ） AC 380V±15% （ AC ）

Output current 250A max （ DC ） 32A （ AC ）Voltage Regulation ≤±0.5%Current Regulation ≤±1%

Ripple ≤0.5%PF ≥0.99 （ Full load ）

Efficiency ＞ 94% （ Full load ）

Working Temp. -20℃ ～ +50℃Storage Temp. -20℃ ～ +70℃

Relative Humidity 5%~95%IP level IP54

Protection Leakage protection, short-circuit protection, over current, over / low voltage protection, etc

Dimension 400×200×650mm


CONTENTS

Basic of EV charger


EV charging solutions



Five charging solutions

• City station

• Hotel and car park EV charging station

• Highway electric vehicle charging station

• Household electric vehicle charging pile

• Hybrid streetlights charging station


EV charging solutionsCity station


EV charging solutionsHotel and car park EV charging

station


EV charging solutionsHighway electric vehicle charging

station


EV charging solutionsHousehold electric vehicle charging

pile


EV charging solutionsHybrid streetlights charging

station



Monitoring Solution• Monitoring system architecture

– Network-level monitoring– Station-level monitoring– Device-level monitoring

• Monitoring system function– Dynamic environment

monitoring– Accounting function– Cellphone application


EV charging solutionsMonitoring system- Network-level


EV charging solutionsMonitoring system- Station-level


EV charging solutionsMonitoring system- Device-level



Monitoring Solution• Monitoring system architecture

– Network-level monitoring– Station-level monitoring– Device-level monitoring

• Monitoring system function– Dynamic environment monitoring– Accounting function– Cellphone application


EV charging solutionsDynamic environment monitoring


EV charging solutionsCellphone application• Position and navigation


EV charging solutionsCellphone application• Position and navigation• Free devices


EV charging solutionsCell phone application• Position and navigation• Free devices• Charging page


EV charging solutionsSystem solutions

City station Hotel and car park

EV charging station

Highway EV

charging station

Household EV

charging pile

Hybrid streetligh

ts charging station

Monitoring solution


CONTENTS

Basic of EV charger



Face to overseas market


Face to overseas marketBusiness system


Face to overseas marketCharging Station construction

procedure



• Different operating interface language is different• Different voltage grade and frequency • Different charging standard

– Different Charging Interface shapes– Different Charging current standard– Different Charging Interface port definition– Different DC charging communication protocol

Face problem in overseas market



Type1 Type2 JP GBUS EU JP CN

AC

SAE J1772 / IEC 62196-2 ICE62196-2 IEC62196-2 GBT 20234.2-2011

DC

IEC 62196-3 IEC 62196-3 CHAdeMO / IEC 62196-3 GBT 20234.3-2011

Com

SAE J1772 / IEC 62196-3 IEC 62196-3

Charging Interface shapes

お茶でも飲んでる間に充電……

COMBO1 COMBO2



Charging Voltage and current standards• China GB/T 20234

– Max AC source ： 250/440V 50Hz ； 16/32A– Max DC source ： 750V ； 120A/250A

• US SAE J1772– Max AC source ： 120V ； 80A– DC level one: 500V ； 80A– DC level two: 500V ； 200A

• International ICE 62196– AC TYPE1 :250V,32A ;– TYPE2 250V 70A single phase ； 480V 63A 3 phase



Type1 Type2 JP GBUS EU JP CN

AC

SAE J1772 / IEC 62196-2 ICE62196-2 IEC62196-2 GBT 20234.2-2011

DC

IEC 62196-3 IEC 62196-3 CHAdeMO / IEC 62196-3 GBT 20234.3-2011

COM

SAE J1772 / IEC 62196-3 IEC 62196-3

DC charging communication protocol

Protocol： PLC Protocol ： PLC Protocol ： CAN Protocol ： CAN



• Develop new language interface for target market• Voltage classes and frequency in target market• EV Charging Interface standard in target market• The communication protocol between EV and EV charger • The climate conditions in the target market• The customer requirement at the range of charging voltage• Authentication requirement• Other requirement of EV charger

Important information requirement


Our Goal

World Top-Class Integrated power protection and conservationsolutions provider


• Xiamen Kehua Hengsheng Co., Ltd.

Phone: +86-592-5902700

Address: NO. 457, Malong road, Torch High-Tech

industrial Development Zone, Xiamen,

Fujian, China, 363000

• Zhangzhou Kehua Technology Co., Ltd.

Phone: +86-0596-2673217

Address: Beidou Industrial Zone, Jingfeng Industrial

District, Zhangzhou, Fujian, China, 361006

Contact


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ev-charger solution v201603 overseas department-海龙，毅辉等

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