PAGE VEHICLE-TO-HOME (V2H) SYSTEMS
HANDBOOK
54
6.0. Within
the home, EEBUS and Modbus facilitate
coordination with HEMS and DERs. TLS 1. Geneva: ISO, 2022.1 supports backend control, secure
updates, and energy management.
Communication and Cybersecurity Standard/ Protocols
Standard /Protocol Functionality
EV Charger
Communication
ISO 15118-20 Enables secure, bidirectional energy transfer and Plug &
Charge functionality, crucial for seamless and automated
V2H operation
OCPP 2.1
adds bidirectional charging capability
.
OCPP 2. 2020. introduces support for bidirectional power
transfer, enabling functionalities like V2H, Vehicle-to-Grid
(V2G), and Vehicle-to-Building (V2B).0 introduces support for ISO 15118 and includes
device model abstraction, allowing better visibility and
control charger components.1 Specification. Arnhem, Netherlands: Open Charge Alliance.1 Communication
protocols and
cybersecurity mechanisms
Secure and efficient V2H operation relies on
robust communication protocols and
cybersecurity measures.
Link
Interconnection Codes and Compliance
Standard Code Key Requirements Relevance V2H
Metering
Accuracy
classes for active energy meters, such Class 1. ISO 15118-20
enables bidirectional energy flow and Plug &
Charge between EVs and chargers, while
OCPP 2. Road Vehicles Vehicle Grid Communication Interface Part 20: 2nd
Generation Network Layer and Application Layer Requirements.5 and 1.6 provide basic remote-control capabilities
but lack the features needed for advanced V2H integration.3
encryption and PKI ensure secure data
exchange and authentication. The standard also
incorporates features such Plug Charge for seamless
authentication and advanced scheduling capabilities for
optimized energy usage.
55
Open Charge Alliance.5%), which are crucial for
precise energy measurement
EV
Communication
Protocol
ISO 15118-2054 ISO 15118-20 the latest standard the ISO 15118
series, enhancing communication between electric
vehicles (EVs) and the electric vehicle supply equipment
(EVSE). Additional
measures like intrusion detection and time
synchronization (NTP) enhance system
reliability.
Table 11: Communication and Cybersecurity Standard/Protocols with description
55
54
International Organization for Standardization. Open Charge Point Protocol 2. Table summarizes these
protocols and their roles V2H systems. Building this, OCPP 2. ISO 15118-20:2022.5s (±0.1
Charger
Backend55
OCPP 1.0
(±1%) and Class 0
