IEC TS 63019:2019

Photovoltaic power systems (PVPS) - Information model for availability

IEC TS 63019:2019

Name:IEC TS 63019:2019   Standard name:Photovoltaic power systems (PVPS) - Information model for availability
Standard number:IEC TS 63019:2019   language:English language
Release Date:08-May-2019   technical committee:TC 82 - Solar photovoltaic energy systems
Drafting committee:WG 3 - TC 82/WG 3   ICS number:01 - GENERALITIES. TERMINOLOGY. STANDARDIZATION. DOCUMENTATION

IEC TS 63019
Edition 1.0 2019-05
TECHNICAL
SPECIFICATION
colour
inside
Photovoltaic power systems (PVPS) – Information model for availability





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IEC TS 63019
Edition 1.0 2019-05
TECHNICAL
SPECIFICATION
colour
inside
Photovoltaic power systems (PVPS) – Information model for availability

INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 27.160 ISBN 978-2-8322-6638-0

– 2 – IEC TS 63019:2019  IEC 2019
CONTENTS
FOREWORD . 5
INTRODUCTION . 7
1 Scope . 8
2 Normative references . 9
3 Terms and definitions . 9
4 Overview . 12
4.1 Understanding the use of this document . 12
4.2 The information model . 13
5 Information categories . 16
5.1 General . 16
5.2 Information available (PVPS) . 18
5.3 Operative . 18
5.4 In service . 19
5.5 Full capability . 19
5.6 Partial capability . 20
5.7 Service set points . 20
5.8 Out of service . 21
5.9 Out of environmental specification . 22
5.10 Requested shutdown . 23
5.11 Out of electrical specification . 23
5.12 Nonoperative . 24
5.13 Scheduled maintenance . 24
5.14 Planned corrective action . 25
5.15 Forced outage . 25
5.16 Suspended. 26
5.17 Force majeure . 26
5.18 Information unavailable (PVPS) . 27
6 Information model for PVPS . 27
6.1 Time-based capability information model . 27
6.2 Time-based total PVPS capacity availability . 28
6.3 Application of the information model to different plant levels . 28
6.4 Asset management functions of the PVPS . 29
6.5 Limitations . 30
6.6 Information category priority . 30
Annex A (informative)  Information category-based availability indicators . 33
A.1 General . 33
A.2 Operational availability . 33
A.3 Technical availability . 34
A.4 Use of the tool . 35
Annex B (informative) Energy-based tracking. 36
B.1 General . 36
B.2 Specific resource and modeling-based performance (using IEC TS 61724) . 36
B.3 Energy-weighted availability approach . 36
B.4 Fractional power estimation techniques . 37
B.5 Addressing lost production in the information model . 39

Annex C (informative) Reliability, availability, maintainability (RAM)
definitions/formulas, availability/stakeholder types, data, and optional categories . 41
C.1 General . 41
C.2 RAM definitions and metrics applicable to forced and maintenance outages . 42
C.3 Stakeholders and types of availability . 42
C.4 Data . 44
C.5 Forced outage – optional categories . 45
C.5.1 General . 45
C.5.2 Response time (R) . 46
C.5.3 Diagnostic time (D) . 46
C.5.4 Logistic time (L) . 46
C.5.5 Repair time (F) . 47
C.5.6 Partial capability – optional category of degraded . 47
C.5.7 Partial capability – optional category of derated . 48
C.5.8 Partial capability – optional category of other. 49
Annex D (informative) Verification scenarios . 50
D.1 Grid outage . 50
D.1.1 Scenario description . 50
D.1.2 Analysis and conclusion . 50
D.2 Entry and exit points . 51
D.3 Inverter outages . 53
D.4 Inverter overtemperature outage . 54
D.4.1 General . 54
D.4.2 Assessment and conclusion . 54
D.5 Tracking system outage . 55
D.5.1 Scenario description . 55
D.5.2 Analysis and conclusion . 55
D.6 Information category priority . 56
D.6.1 General . 56
D.6.2 Assessment . 57
D.7 Verification scenario – Energy: Measured, expected, and lost . 57
D.7.1 Scenario description . 57
D.7.2 Assessment . 58
D.8 Spinning reserve equivalent . 60
D.9 Multiple aggregated systems . 61
D.9.1 Scenario . 61
D.9.2 Approach and methodology . 61
D.9.3 How is the energy calculated? . 61
D.9.4 Assessment . 61
D.10 Service set points operation . 61
D.10.1 General . 61
D.10.2 Scenario . 62
D.10.3 Assessment . 62
D.11 Information unavailable data . 62
D.11.1 General . 62
D.11.2 Scenario . 62
D.11.3 Conclusion . 63
D.12 Redundancy capable PVPS with reliability block diagram . 63
D.12.1 General . 63

– 4 – IEC TS 63019:2019  IEC 2019
D.12.2 Scenario . 64
D.12.3 Analysis .
...

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