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BSI PD IEC TS 62898-3-2:2024

BSI PD IEC TS 62898-3-2:2024

$215.11

Microgrids – Technical requirements. Energy management systems

Published By Publication Date Number of Pages
BSI 2024 74
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PDF Catalog

PDF Pages PDF Title
2 undefined
4 CONTENTS
8 FOREWORD
10 INTRODUCTION
11 1 Scope
12 2 Normative references
13 3 Terms, definitions and abbreviated terms
3.1 Terms and definitions
14 3.2 Abbreviated terms
4 General
4.1 System architecture and functional mapping
15 Figures
Figure 1 – Conceptual map of a power system consisting of a microgrid
Figure 2 – Functional mapping for operation and control of microgrids
16 4.2 Stand-alone MEMS
4.3 Integrated MEMS
4.4 Communication protocols and cyber security
4.4.1 Basic principle
4.4.2 Recommended methods
17 Figure 3 – Typical three-layer communication for structure 1
18 4.4.3 Cyber security
4.5 Overview of MEMS function requirement
Figure 4 – Typical two-layer communication for structure 2
19 Figure 5 – Microgrid energy management system functional architecture
20 5 Functional requirements
5.1 Dispatch optimization
5.1.1 Dispatch and scheduling models
21 5.1.2 Dispatch optimization modes and objective functions
22 5.1.3 Management of technical constraint conditions
23 5.1.4 Optimization types and approaches
24 5.2 Forecast function
5.2.1 General
5.2.2 Forecasting requirements and time dimension
25 5.2.3 Renewable power generation forecast
5.2.4 Load forecast
5.2.5 Electricity price forecast
5.2.6 Input values of forecast
26 5.3 Demand side integration
5.3.1 General
5.3.2 Demand side management
5.3.3 Demand side response
27 5.3.4 Energy optimisation
5.3.5 Power and energy exchange with upstream grid
5.4 Flexible resource management
5.4.1 General
28 5.4.2 Controllable load management
5.4.3 Energy management
5.5 Data archiving, trending and reporting
5.6 Market trading module (ancillary services) and market data
29 Annex A (informative)Examples of actual microgrid application casesintegrated with associated functions of MEMS
A.1 General
A.2 Application CN1: Obtaining lower energy cost, lower pollution emission, and higher penetration level of renewable energy
A.2.1 Overview
A.2.2 System structure
30 A.2.3 Energy management system
A.2.4 Energy management system operation
Figure A.1 – The main single diagram of Goldwind microgrid
31 A.3 Application CN2: Enhancing local power supply reliability for critical loads with AC/DC hybrid microgrid
A.3.1 Overview
Figure A.2 – Application of EES for wind generation and load matching
32 A.3.2 System structure
A.3.3 Energy management strategy
Figure A.3 – Electric network topology of Shangyu AC/DC microgrid
33 A.3.4 Operation modes
A.3.5 Black start
34 A.3.6 Energy management strategy
A.3.7 Operation modes
Tables
Table A.1 – Operation modes
35 A.3.8 Black start
A.4 Application DE1: Intelligent, data-driven, and grid stabilizing energy management platform – Developing a pilot for industrial diesel application
A.4.1 Overview
36 A.4.2 System structure − IDGE Platform
Figure A.4 – Basic structure of the IDGE Platform
37 Figure A.5 – Functional requirements
38 A.4.3 Energy management strategy
Figure A.6 – Interplay of Layer 1 and Layer 2
39 Figure A.7 – Model reaction
41 A.4.4 Demonstrator and evaluation
Figure A.8 – Technical platform layout
43 A.5 Application CN4: Electrifying islands with wind-PV-diesel-energy storage and hybrid microgrids
A.5.1 Overview
Figure A.9 – Dong’ao Island microgrid network topology
44 A.5.2 Purpose
A.5.3 Main functions of MEMS
A.5.4 Applications
Figure A.10 – Guishan Island Microgrid network topology
45 A.6 Application CN5: Optimizing local energy resources with demand side integrated microgrid including PV and energy storage
A.6.1 Overview
A.6.2 Purpose
A.6.3 Main functions of MEMS
Figure A.11 – Snapshot of active power and reactive powersharing among diesel generator
Table A.2 – Description of the microgrids
46 A.6.4 Applications
Figure A.12 – Solar power and load forecasting in Foshan industrial microgrid
Figure A.13 – Example of power generation and consumption detailed on a particular day in Foshan industrial microgrid
47 A.7 Application JP1: Local independent grid supplied by an energy production system of combining biomass, biogas, wood chip co-firing, photovoltaic and small wind power: the Hachinohe demonstration project from Japan
A.7.1 Overview
Figure A.14 – Air conditioner power consumption and space temperaturefor a particular user in Guangzhou residential microgrid
48 A.7.2 Purpose
A.7.3 Main functions of the control system
Figure A.15 – Overview of Hachinohe demonstration project
49 A.7.4 Applications
Figure A.16 – Hierarchical structure of the energy management system
Figure A.17 – Performances for grid connected operation: deviation from planned flow
50 Figure A.18 – Obtained success rate of maintaining frequency and voltage
Table A.3 – Description of the microgrids
51 A.8 Application JP2: Islanding operation of microgrid with only converter connected resources and no-rotating machine: the 2005 World Exposition, Aichi, from Japan
A.8.1 Overview
Figure A.19 – Overall performance under different battery operation modes
52 A.8.2 Purpose
Figure A.20 – Overview of equipment configuration
Figure A.21 – Appearance of equipment
53 A.8.3 Main functions of the control system
Figure A.22 – PAFC system configuration
54 A.8.4 Applications
Figure A.23 – Block diagram for isolated operation
55 A.9 Application JP3: Grasping the impact of mass solar power generation on the actual power system and empirical research on system stabilization measures using storage batteries: Miyakojima Mega Solar Demonstration Research
A.9.1 Overview
Figure A.24 – Power quality (voltage and frequency on Oct. 11th)
56 Figure A.25 – Overview of the Miyakojima island power system
Table A.4 – Outline of the facility
57 Figure A.26 – Overview of the demonstration research facility
58 A.9.2 Purpose
A.9.3 Main functions of the control system
A.9.4 Applications
Figure A.27 – Picture of the demonstration research facility
59 Figure A.28 – Result of the PV + NaS storage long term operation
Figure A.29 – NaS storage operation for short term power fluctuation levelling
60 Figure A.30 – Example of output fluctuation suppression effect
61 A.10 Application IN1: Microgrid dedicated for energy communities on a public distribution grid: Shakti demonstration in H2020 IElectrix project
A.10.1 Overview
Figure A.31 – Image of frequency fluctuation suppression effect
62 A.10.2 Purpose
A.10.3 Main functions of the MEMS
Figure A.32 – SHAKTI pilot architecture
63 Figure A.33 – Microgrid SCADA example
Figure A.34 – Example of PV monitoring in the EMS
64 A.10.4 Cybersecurity
A.10.5 Additional applications
Figure A.35 – Example of off-grid mode preparation
65 A.11 Application QAT1: Desert microgrid, research microgrid in desert environment, education city Doha, Qatar
A.11.1 Overview
A.11.2 System description
Figure A.36 – Electric network topology of the Desert-μGrid
66 A.11.3 Energy management system (EMS)
A.11.4 Operational modes
Figure A.37 – Energy management system of the Desert-μGrid
68 Annex B (informative)Communication and data exchange
B.1 Information exchange and MEMS
B.2 EMS-API reference model (IEC 61970-1)
Table B.1 − Examples of information exchange
69 B.3 Architecture of the communication system
Figure B.1 – EMS-API reference model
70 Figure B.2 – Reference architecture based on IEC TR 62357-1
71 Bibliography

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BSI PD IEC TS 62898-3-2:2024
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