IEC TS 61851-3-7:2023

Electric vehicles conductive charging system - Part 3-7: DC EV supply equipment where protection relies on double or reinforced insulation - Battery system communication

IEC TS 61851-3-7:2023 This part of IEC 61851, which is a Technical Specification, applies to CANopen communication for the conductive transfer of electric power between the supply network and an electric road vehicle or a removable RESS or traction-battery of an electric road vehicle.
This document specifies application objects provided by the battery system.

General Information

• Status: Published
• Publication Date: 17-Jul-2023
• ICS: 43.120 - Electric road vehicles
• Technical Committee: TC 69 - Electrical power/energy transfer systems for electrically propelled road vehicles and industrial trucks
• Drafting Committee: WG 10 - TC 69/WG 10
• Current Stage: PPUB - Publication issued
• Start Date: 02-Nov-2022
• Completion Date: 18-Jul-2023

Standards Content (Sample)

IEC TS 61851-3-7 ®
Edition 1.0 2023-07
TECHNICAL
SPECIFICATION
colour
inside
Electric vehicles conductive charging system –
Part 3-7: DC EV supply equipment where protection relies on double or
reinforced insulation – Battery system communication

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IEC TS 61851-3-7 ®
Edition 1.0 2023-07
TECHNICAL
SPECIFICATION
colour
inside
Electric vehicles conductive charging system –

Part 3-7: DC EV supply equipment where protection relies on double or

reinforced insulation – Battery system communication

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 43.120 ISBN 978-2-8322-5736-4

– 2 – IEC TS 61851-3-7:2023 © IEC 2023
CONTENTS
FOREWORD . 8
INTRODUCTION . 10
1 Scope . 11
2 Normative references . 11
3 Terms and definitions . 11
4 Symbols and abbreviated terms . 12
5 Operating principles . 12
5.1 General . 12
5.2 Battery system specific FSA. 12
5.3 State definitions . 13
5.4 Transitions in the FSA for battery systems . 13
6 Object dictionary. 14
6.1 General . 14
6.2 Additional definitions to general application objects . 15
6.2.1 General . 15
6.2.2 Object 6001 : Control word . 15
h
6.2.3 Object 6002 : Status word . 15
h
6.3 Detailed complex data type specifications . 15
6.3.1 General . 15
6.3.2 Object 0081 to 0082 : Reserved . 16
h h
6.3.3 Object 0083 : Ni-MH charging rules parameter record . 16
h
6.4 Produced application objects . 16
6.4.1 General . 16
6.4.2 Object 6100 : Type of battery cells . 16
h
6.4.3 Object 6102 : Battery system rated Wh capacity (optional) . 20
h
6.4.4 Object 6105 : Battery system temperature . 22
h
6.4.5 Object 6126 : Battery system maximum cell voltage (optional,
h
mandatory for rental/swap battery systems) . 25
6.4.6 Object 6127 : Battery system minimum cell voltage (optional,
h
mandatory for rental/swap battery systems) . 27
6.4.7 Object 6160 : Actual battery system Wh capacity . 28
h
6.4.8 Object 6162 : Full EMS output battery system Wh capacity (optional,
h
mandatory for rental/swap battery systems) . 30
6.4.9 Object 6164 : Relative battery system Wh capacity (SOC) (optional) . 32
h
6.4.10 Object 6192 : Reserved . 34
h
6.4.11 Object 6193 : Threshold time of the battery system maximum charging
h
time . 34
6.5 Produced application objects (optional) . 35
6.5.1 General . 35
6.5.2 Object 6101 : Battery system connecting status (optional) . 35
h
6.5.3 Object 6103 : Battery system rated Ah capacity (optional) . 38
h
6.5.4 Object 6104 : Battery system number of cells (optional) . 39
h
6.5.5 Object 6106 : Battery system lifetime (optional) . 41
h
6.5.6 Object 6107 : Battery system lifetime in cycles (optional) . 42
h
6.5.7 Object 6108 : Battery system lifetime EMS input capacity (optional) . 44
h
6.5.8 Object 6109 : Battery system manufacturer (optional) . 45
h
6.5.9 Object 610A : Battery system cell manufacturer (optional) . 47
h
6.5.10 Object 610B : Battery system cell notation (optional) . 48
h
6.5.11 Object 6120 : Battery system maximum charge start temperature
h
(optional) . 49
6.5.12 Object 6121 : Battery system minimum charge start temperature
h
(optional) . 51
6.5.13 Object 6122 : Battery system maximum discharge temperature
h
(optional) . 53
6.5.14 Object 6123 : Battery system minimum discharge temperature
h
(optional) . 54
6.5.15 Object 6124 : Battery system maximum temperature for storage
h
(optional) . 56
6.5.16 Object 6125 : Battery system minimum temperature for storage
h
(optional) . 58
6.5.17 Object 6161 : Actual battery system Ah capacity (optional) . 59
h
6.5.18 Object 6163 : Full EMS output battery system Ah capacity (optional) . 61
h
6.5.19 Object 6165 : Battery system VDN 1 actual cell voltage (optional) . 62
h
6.5.20 Object 6166 to 6174 : Battery system VDN 2 to 16 actual cell voltage
h h
(optional) . 64
6.5.21 Object 6175 : Battery system balance (optional) . 64
h
6.5.22 Object 6176 : Battery system SOH (optional) . 65
h
6.5.23 Object 6177 : Battery system EMS output time (optional) . 67
h
6.5.24 Object 6178 : Battery system EMS input time (optional) . 69
h
6.5.25 Object 6179 : Battery system EMS output Ah counter (optional) . 70
h
6.5.26 Object 617A : Battery system EMS input Ah counter (optional) . 72
h
6.5.27 Object 617B : Battery system EMS output Wh counter (optional) . 74
h
6.5.28 Object 617C : Battery system EMS input Wh counter (optional) . 75
h
6.5.29 Object 617D : Battery system EMS output counter (optional) . 77
h
6.5.30 Object 617E : Battery system EMS input counter (optional) . 79
h
6.5.31 Object 617F : Battery system deep discharging counter (optional) . 80
h
6.5.32 Object 6180 : Battery system short-circuit counter (optional) . 82
h
6.5.33 Object 6181 : Battery system over-temperature counter (optional) . 83
h
6.5.34 Object 6182 : Temperature dependent average EMS output current
h
(optional) . 85
6.5.35 Object 6183 : Temperature dependent peak EMS output current
h
(optional) . 86
6.5.36 Object 6184 : Temperature dependent average EMS input current
h
(optional) . 87
6.5.37 Object 6185 : Temperature dependent peak EMS input current
h
(optional) . 88
6.5.38 Object 6186 : Temperature dependent capacity correction (optional) . 89
h
– 4 – IEC TS 61851-3-7:2023 © IEC 2023
6.5.39 Object 6187 : Battery system capacity dependent current correction
h
(optional) . 90
6.5.40 Object 6188 : Battery system temperature dependent self-discharge
h
rate (optional) . 92
6.5.41 Object 6189 : Temperature dependent cell charge maximum voltage
h
(optional) . 93
6.5.42 Object 618A : Battery system 100 % to 90 % capacity dependent
h
voltage correction (optional) . 94
6.5.43 Object 618B : Battery system 0 % to 10 % capacity dependent voltage
h
correction (optional) . 95
6.5.44 Object 618C : Battery system point of cell balancing (optional) . 96
h
6.6 Consumed application objects . 98
6.6.1 General . 98
6.6.2 Object 618F : EMS output rules for Ni-MH battery system (optional) . 98
h
6.6.3 Object 618D : Battery system go to deep sleep mode timing (optional) . 101
h
6.6.4 Object 618E : Battery system minimal SOC for go to deep sleep mode
h
(optional) . 103
6.6.5 Object 6190 : Battery system specific controls (optional) . 104
h
Figure 1 – FSA for battery system . 13
Figure 2 – Value structure . 16
Figure 3 – Object structure . 36
Figure 4 – Object structure .
...