|
IEC TR 62933-2-200
Edition 1.0 2021-09
TECHNICAL
REPORT
colour
inside
Electrical energy storage (EES) systems –
Part 2-200: Unit parameters and testing methods – Case study of electrical
energy storage (EES) systems located in EV charging station with PV
your local IEC member National Committee for further information.
IEC Central Office Tel.: +41 22 919 02 11
3, rue de
CH-1211 Geneva 20
Switzerland
About the IEC
The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes
International Standards for all electrical, electronic and related technologies.
About IEC publications
The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the
latest edition, a corrigendum or an amendment might have been published.
IEC publications search - webstore.iec.ch/advsearchform IEC online collection - oc.iec.ch
The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the
variety of criteria (reference number, text, technical publications previews. With a subscription you will always
committee, …). It also gives information on projects, replaced have access to up to date content tailored to your needs.
and withdrawn publications.
Electropedia - www.electropedia.org
IEC Just Published - webstore.iec.ch/justpublished
The world's leading online dictionary on electrotechnology,
Stay up to date on all new IEC publications. Just Published
containing more than 22 000 terminological entries in English
details all new publications released. Available online and
and French, with equivalent terms in 18 additional languages.
once a month by email.
Also known as the International Electrotechnical Vocabulary
(IEV) online.
IEC Customer Service Centre - webstore.iec.ch/csc
If you wish to give us your feedback on this publication or
need further assistance, please contact the Customer Service
.
IEC TR 62933-2-200
Edition 1.0 2021-09
TECHNICAL
REPORT
colour
inside
Electrical energy storage (EES) systems –
Part 2-200: Unit parameters and testing methods – Case study of electrical
energy storage (EES) systems located in EV charging station with PV
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
ICS 13.020.30; 27.160; 43.120 ISBN 978-2-8322-1021-0
– 2 – IEC TR 62933-2-200:2021 © IEC 2021
CONTENTS
FOREWORD . 5
1 Scope . 7
2 Normative references . 7
3 Terms, definitions and abbreviated terms . 7
3.1 Terms and definitions . 7
3.2 Abbreviated terms . 7
4 Overview of EES systems located in EV charging stations with PV power
generation . 8
4.1 General . 8
4.2 Application scenarios . 8
4.3 System communication architecture . 9
4.4 Duty cycle analysis . 10
5 Project of commercial PV-EES-EV charging station based on common DC bus . 11
5.1 Case project overview . 11
5.2 System operation and control . 12
5.2.1 Operation data analysis . 12
5.2.2 Operation mode analysis . 13
5.3 Summary . 15
6 Project of commercial PV-EES-EV charging station based on common AC bus . 17
6.1 Case project overview . 17
6.2 System operation and control . 18
6.2.1 Operation data analysis . 18
6.2.2 Operation mode analysis . 19
6.3 Summary . 21
7 Project of business PV-EES-EV charging station based on common DC bus . 23
7.1 Case project overview . 23
7.2 System operation and control . 24
7.2.1 Operation data analysis . 24
7.2.2 Operation mode analysis . 25
7.3 Summary . 27
8 Project of business PV-EES-EV charging station based on common AC bus . 29
8.1 Case project overview . 29
8.2 System operation and control . 29
8.2.1 Operation data analysis . 29
8.2.2 Operation mode analysis . 30
8.3 Summary . 33
9 Recommendation for operation modes of EES systems located in EV charging
station with PV panels . 34
Annex A (informative) Duty cycles of the EES systems located in EV charging station
with PV . 36
A.1 General . 36
A.2 Project of commercial PV-EES-EV charging station based on common DC
bus . 36
A.3 Project of commercial PV-EES-EV charging station based on common AC
bus . 38
A.4 Project of business PV-EES-EV charging station based on common DC bus . 45
Bibliography . 47
Figure 1 – Example of communication system architecture of PV-EES-EV charging
station . 10
Figure 2 – System structure of case commercial PV-EES-EV charging station based on
common DC bus . 11
Figure 3 – EV load and PV power for the case of a commercial charging station based
on common DC bus . 12
Figure 4 – TOU and charging service prices for the case of a commercial charging
station based on common DC bus . 12
Figure 5 – Operating power in low- and medium-price periods in the case of a
commercial charging station based on common DC bus . 14
Figure 6 – Operating power in high-price periods in the case of commercial charging
station based on common DC bus . 15
Figure 7 – EES system duty cycle in the case of a commercial charging station based
on common DC bus . 15
Figure 8 – Daily electricity flow for the case of a commercial charging station based on
common DC bus . 17
Figure 9 – System structure for the case of a commercial PV-EES-EV charging station
based on common AC bus . 18
Figure 10 – EV load and PV power for the case of a commercial charging station based
on common AC bus . 19
Figure 11 – Operating power in power smoothing mode for the case of a commercial
charging station based on common AC bus. 19
Figure 12 – Operating power in peak shaving mode for the case of a commercial
charging station based on common AC bus. 20
Figure 13 – Operating power in the TOU price arbitrage mode for the case of a
commercial charging station based on common AC bus . 21
Figure 14 – EES duty cycle for the case of a commercial charging station based on
common AC bus . 22
Figure 15 – Daily electricity flow of for the case of a commercial charging station based
on common AC bus . 22
Figure 16 – System structure for the case of a business PV-EES-EV charging station
based on common DC bus . 23
Figure 17 – PV power, EV load and output power for the case of a business charging
station based on common DC bus . 24
Figure 18 – TOU and charging service prices for the case of a business charging
station based on common DC bus . 24
Figure 19 – Operating power in equivalent load tracing mode for the case of a
business charging station based on common DC bus . 25
Figure 20 – Operating power in TOU price arbitrage mode for the case of a business
charging station based on common DC bus . 26
Figure 21 – Operating power in demand response mode for the case of a business
charging station based on common DC bus . 27
Figure 22 – Operating power involved in TOU arbitrage and demand response for the
case of a business charging station based on common DC bus . 27
Figure 23 – EES duty cycle for the case of a business charging station based on
common DC bus . 28
Figure 24 – Daily electricity flow for the case of a business charging station based on
common DC bus . 28
Figure 25 – System structure for the case of a business PV-EES-EV charging station
based on common AC bus . 29
– 4 – IEC TR 62933-2-200:2021 © IEC 2021
Figure 26 – EV load and PV power for the case of a business charging station based
on common AC bus . 30
Figure 27 – Simulation results for operation strategy 1 for the case of a business
charging station based on common AC bus. 31
Figure 28 – Simulation results for operation strategy 2 for the case of a business
charging station based on common AC bus.
...