EVCC UI - User Interface
User interface for EVCC to control and observe charging behavior.
component |
component dialog |
schematics |
 |
 |
 |
Number |
Input |
Description |
range |
default |
1 |
CCS_Switch |
locking or unlocking CCS latch. A pulse is needed. While charging is not activated unlock is not possible. |
pulse |
|
2 |
Start_Charging |
If charging is enabled the process can be started manually. |
0 or 1 |
0 |
3 |
I_request |
requested chrging current |
0 - 300 A |
|
4 |
Bat_Condition |
Enable Batter Conditioning |
0 or 1 |
0 |
5 |
Bat_Reset |
Resting of BMS in case of a failure |
0 or 1 |
0 |
6 |
Stop_Charging |
Stop charging |
0 or 1 |
0 |
7 |
T amb |
ambient temperature can be used for battery thermal model |
-20 - 60 °C |
20 |
Outputs
Number |
Output |
Description |
range |
default |
1 |
PP_connected |
Feedback if cable is connected via PP contact |
0 or 1 |
|
2 |
PP_Imax |
maximum current allowed by cable |
0 - 300 A |
|
3 |
PP_state |
current state of PP is important for higher level communication. ERROR: -1, DISCONNECTED: 0, CONNECTED: 1, DEPRESSED: 2 |
|
|
4 |
CP_status |
Current status of the EV in lower level communication: ERROR: -1, idle (A): 0, Connected (B): 1, charging (C): 2 |
|
|
5 |
CP_Imax |
maximum current send from EVSE by CP signal (duty cycle) |
|
|
6 |
CCS_locked |
status if CCS inlet is locked (1) or unlocked (0) |
|
|
7 |
CC_Imax |
maximum current derived by EVCC |
|
|
8 |
ch_enabled |
charging is enabled |
|
|
9 |
Iset_a |
refernce current for phase A |
|
|
10 |
Iset_b |
refernce current for phase B |
|
|
11 |
Iset_c |
refernce current for phase C |
|
|
12 |
SOC |
state of charge of the battery |
|
|
13 |
Vbat |
battery DC voltage |
|
|
14 |
Ibat |
battery DC current |
|
|
15 |
DC_status |
indicating if duty cycle of CP is in error (0), need low level communication (1) or high level communication (2) |
|
|
16 |
T bat |
temperature of the battery |
|
|
17 |
Vrms a |
RMS voltage at onboard charger phase A |
|
|
18 |
Vrms b |
RMS voltage at onboard charger phase B |
|
|
19 |
Vrms c |
RMS voltage at onboard charger phase C |
|
|
21 |
P |
active power onboard charger |
|
|
22 |
Q |
reactive power onboard charger |
|
|
23 |
S |
apparent power onboard charger |
|
|
24 |
PF |
power factor onboard charger |
|
|
25 |
I dc |
DC current |
|
|
26 |
Cbat |
Capacity of the battery |
Ah |
|
27 |
Vbat_nom |
nominal voltage of the battery |
|
|
28 |
EV consumtion |
Consumption of EV when driving |
kWh / 100 km |
|
29 |
Imax_OBC |
maximum current of onboard charger |
|
|
Component dialogue box and parameters
The EVCC UI subsystem is organized in one tab for defining the interface
Tab 1 - General

Parameter |
Code Name |
Description |
execution rate |
Ts |
The slower execution rate (in relation to the EVCC) defines the timing for the scada inputs for the EVCC. [s] |