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

IEC TS 61851-3-7:2023-07(en)

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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




  Warning! Make sure that you obtained this publication from an authorized distributor.


® Registered trademark of the International Electrotechnical Commission

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– 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

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IEC TS 61851-3-7:2023 © IEC 2023 – 3 –
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

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– 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 . 39

Table 1 – States behaviour . 13
Table 2 – Transitions, events and actions . 14
Table 3 – Value definition . 15
Table 4 – Value definition for VD specific FSA control. 15
Table 5 – Value definition for virtual device FSA state . 15
Table 6 – Ni-MH charging rules parameter record . 16
Table 7 – Value definition . 17
Table 8 – Object description . 18
Table 9 – Entry description . 19
Table 10 – Object description . 20
Table 11 – Entry description . 21
Table 12 – Grouping of sub-indices . 22
Table 13 – Object description . 23
Table 14 – Entry description . 23
Table 15 – Object description . 25
Table 16 – Entry description . 26
Table 17 – Object description . 27
Table 18 – Entry description . 27
Table 19 – Object description . 29
Table 20 – Entry description . 29
Table 21 – Object description . 30

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IEC TS 61851-3-7:2023 © IEC 2023 – 5 –
Table 22 – Entry description . 31
Table 23 – Value definition . 32
Table 24 – Object description . 32
Table 25 – Entry description . 33
Table 26 – Entry description . 34
Table 27 – Entry description . 35
Table 28 – Value definition . 36
Table 29 – Object description . 36
Table 30 – Entry description . 37
Table 31 – Object description . 38
Table 32 – Entry description . 38
Table 33 – Value definition for the parallel and series cell number fields . 40
Table 34 – Object description . 40
Table 35 – Entry description . 40
Table 36 – Object description . 41
Table 37 – Entry description . 42
Table 38 – Object description . 43
Table 39 – Entry description . 43
Table 40 – Object description . 44
Table 41 – Entry description . 44
Table 42 – Object description . 46
Table 43 – Entry description . 46
Table 44 – Object description . 47
Table 45 – Entry description . 47
Table 46 – Object description . 48
Table 47 – Entry description . 49
Table 48 – Object description . 50
Table 49 – Entry description . 50
Table 50 – Object description . 51
Table 51 – Entry description . 52
Table 52 – Object description . 53
Table 53 – Entry description . 53
Table 54 – Object description . 55
Table 55 – Entry description . 55
Table 56 – Object description . 56
Table 57 – Entry description . 56
Table 58 – Object description . 58
Table 59 – Entry description . 58
Table 60 – Object description . 59
Table 61 – Entry description . 60
Table 62 – Object description . 61
Table 63 – Entry description . 61
Table 64 – Object description . 63

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– 6 – IEC TS 61851-3-7:2023 © IEC 2023
Table 65 – Entry description . 63
Table 66 – Index assignments for battery system 2 to 16 . 64
Table 67 – Value definition . 64
Table 68 – Object description . 64
Table 69 – Entry description . 65
Table 70 – Value definition . 66
Table 71 – Object description . 66
Table 72 – Entry description . 66
Table 73 – Object description . 67
Table 74 – Entry description . 68
Table 75 – Object description . 69
Table 76 – Entry description . 69
Table 77 – Object description . 71
Table 78 – Entry description . 71
Table 79 – Object description . 72
Table 80 – Entry description . 73
Table 81 – Object description . 74
Table 82 – Entry description . 74
Table 83 – Object description . 76
Table 84 – Entry description . 76
Table 85 – Object description . 77
Table 86 – Entry description . 77
Table 87 – Object description . 79
Table 88 – Entry description . 79
Table 89 – Object description . 80
Table 90 – Entry description . 81
Table 91 – Object description . 82
Table 92 – Entry description . 82
Table 93 – Object description . 84
Table 94 – Entry description . 84
Table 95 – Object description . 85
Table 96 – Entry description . 86
Table 97 – Object description . 86
Table 98 – Entry description . 87
Table 99 – Object description . 87
Table 100 – Entry description . 88
Table 101 – Object description. 88
Table 102 – Entry description . 89
Table 103 – Object description. 89
Table 104 – Entry description . 90
Table 105 – Sub-index relation to capacity range . 90
Table 106 – Value definition. 91
Table 107 – Object description. 91

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IEC TS 61851-3-7:2023 © IEC 2023 – 7 –
Table 108 – Entry description . 91
Table 109 – Object description. 92
Table 110 – Entry description . 92
Table 111 – Object description. 93
Table 112 – Entry description . 93
Table 113 – Value definition.
...