EVs supplied
home loads, reducing
peak grid demand. Link
Case Studies and Pilot Deployment V2H
Conclusion
Project Summary Limitation
Hager–
Audi V2H
Pilot –
Germany
(2020 –
Ongoing)32
Explore
real-world
use of
bidirection
al EV
charging
(V2H) to
increase
solar self-
use and
reduce
grid
reliance
Audi e-tron
prototype, Hager
E3/DC home power
plant, Bidirectional
DC wallbox, PV
system integrated
with smart
energy control
software
Started 2020.” Hager Group Technologies and Innovations, 2020.S.PAGE VEHICLE-TO-HOME (V2H) SYSTEMS
HANDBOOK
32
33
32
Hager Group.
Early results
confirm EV
batteries can
serve mobile
energy storage,
enhancing
renewable
energy use, self-
sufficiency, and
user energy
control. Goal:
prove V2H viability in
real homes, with
Sunrun as
installer/operator and
BGE utility grid
partner.“Sunrun and BGE Partner First U.” Environment Energy Leader, July
31, 2024.
Link
33
Collins, Marybeth. Focus real-
life use cases:
storing self-generated
solar energy EV,
discharging home,
improving user
interface.
weekday dispatch
windows.
Limited to
specific
hardware
(Audi Hager
E3/DC); data
not fully yet
published;
real-
world
scalability and
third-party
interoperability
under
evaluation.
homes
Objective System Configuration
.“Hager Group Invests Research Project E-Mobility.m. Field
test single-family
home using Audi +
PV Hager battery
system.
Sunrun–
BGE V2H
Pilot –
Maryland,
USA
(Jun–Sep
2024)33
Ford F-150
Lightning (with
Ford Charge
Station Pro +
Home Integration
System), managed
by Sunrun in
partnership with
BGE
First operational V2H
“power plant” the
U.
Customers earned up
to $800 payments
over months.S.S. Components
include commercial
home power plant with
V2H interface, smart
charging software, and
a new wallbox. Vehicle-to-Home Power Plant.
Demonstrated
that V2H can
provide real
economic value
and grid support
with existing
technology. Each
truck discharged
energy the home
during 5–9 p. proof-
of-concept for
residential
bidirectional
energy use.
Demonstr
ate V2H
for
backup
power,
peak load
relief, and
customer
bill
savings in
U. involving 3
customers with Ford F-
150 Lightnings.S. A
major U.
Small-scale
(3
customers);
limited to
specific
hardware
and region
(Ford trucks
+ Sunrun +
BGE); long-
term
scalability
and
integration
with V2G
remain
under study
