1. INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
IEC TC57: Report on WG21 Interfaces and protocol profiles relevant to systems connected to the electrical grid
Peter Ferstl

2. Meetings & participation Accomplishments Current work New Work Roadmap
Contents
Mission & Scope
Meetings & participation
Accomplishments
Current work
New Work
Roadmap
Issues
TC 57 WG 21

3. Mission & Scope Mission Scope
Define interface between the smart grid and residential and commercial building and industrial energy management systems.
Scope
Identification of use cases which involve systems connected to the electrical grid. The focus is on interaction between power system management (TC 57 standards) and H/B/I energy management systems. Development of requirements and international standards for system interfaces, communication protocols and profiles in consideration of
Interconnecting a large number of geographically distributed systems
Domain specific protocols for industrial, home and building automation
State-of-the-art wireless and wired communication
Efficient installation, commissioning and maintenance
TC 57 WG 21

4. Recent and planned meetings / participation
Date
Location
# Participants
03/13
Nice, France
14 members 5 guests
10/13
Geneva, Switzerland
14 members 7 guests
03/14
Cupertino, CA, USA
15 members 2 guests
10/14
Singapore
TC 57 WG 21

5. Participation statistics since last plenary
Austria 2 / 0
Brasilia 1 / 0
China 1 / 0
Croatia 1 / 0
Denmark 1 / 0
France 7 / 2
Germany 6 / 3
Italy 1 / 0
Japan 9 / 4
Korea 5 / 0
Netherlands 1 / 0
Russia 4 / 0
Spain 1 / 0
Switzerland 3 / 1
United Kingdom 3 / 1
United States 10 / 4
Total 56 / 15
# official members / attendance at WG meetings
TC 57 WG 21 5

6. Accomplishments DTR 62746‐2 Use Cases and Requirements circulated
CD of TS 62746‐3 Architecture circulated; comments received
TC 57 WG 21

7. Structure of the standard
62746 Ed.1: Systems Interface between Customer Energy Management System and the Power Management System
Overview (include Glossary)
TR Use Cases and Requirements
TS Architecture
Data Model
Service interface to customer system
Mapping
PAS OpenADR 2.0b
CIM compliant Mapping to XMPP
Message content and exchange patterns
Message transport and services
Security
Availability, redundancy
Profiles, Interoperability …
TC 57 WG 21

8. Current work Publication No. Name Version Type Publication Date Lead
Use Cases and Requirements
Ed. 1 TR
2014
J. Baumeister
Architecture TS
S. Neumann
TC 57 WG 21

9. CIM extension to fully support Demand Response
New work
CIM extension to fully support Demand Response
CIM-OpenADR Harmonization in joint TF with WG16 and PC118 participation
WG21 focus on retail
Check security aspects of XMPP with WG15
TC 57 WG 21 9

10. Roadmap Current Versions Next step Long term 2014 2015-2016 5+ years
TR ed.1
TS ed.1
Use Cases and requirements for virtual resources in customer premises
Architecture
Data models
Message content and exchange patterns
Message transport and services
Security
Availability, redundancy
Engineering
Service interface to customer system
Profiles, Interoperability
Conformance Testing
2014
5+ years
TC 57 WG 21

11. Limited resources of experts for data modeling
Issues
Limited resources of experts for data modeling
TC 57 WG 21

12. INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
Questions?