bmw electric-car batteries to be used as home energy-storage devices - battery energy storage system
Tesla Motors was the first automaker to sell electric cars to provide separate battery packs for energy storage, but others followed suit. Mercedes-
Mercedes-Benz and Nissan have shown their intention to enter the energy market.
Now, BMW is following the trend.
Seminar and exhibition on electric vehicles 29-known as EVS29—
BMW, which was held this week in Montreal, Canada, released
Storage system using i3 electric vehicle battery pack.
Don't miss out: Nissan energy for home-
Another front for Tesla?
BMW's system was developed in collaboration with the German company baker automation, aiming to use a new battery pack or "second"
For the continuous use of electric vehicles, life "packaging has been degraded too much.
Battery packs that cannot be used in cars still have enough available capacity to store energy.
In the past five years, BMW has tested the concept through a variety of research projects, including a 2013 micro-car.
Working with the University of San Diego's grid "project, and with utility company Vattenfall's 2014 in Germany, using electricity
The car battery pack serves as a buffer to help stabilize the power grid.
GM, Nissan and other manufacturers have shown the second
In a variety of similar projects, Toyota provided the use of the Camry hybrid battery pack to store the energy of the Yellowstone National Park solar panels.
BMW says it will provide energy
Battery in 22-kilowatt-hour and 33-kWh sizes.
This corresponds to the battery-
Current package size of 2016 i3 and larger size-
The capacity version that will be launched in the 2017 model year.
See also: Tesla and Panasonic: Partners in electric vehicles, enemies of home energy storage (Sep 2015)
Suppose a household's energy usage is between 15 and 30 KW hours a day. the U. S.
The national average is slightly higher than 30 KW
BMW claims that a package can provide up to 24 hours of electricity for "all kinds of appliances and entertainment equipment.
Like other energy sources.
However, the main benefit of storage systems may be to increase the use of renewable energy.
Having a battery pack to store power from solar panels for later use, homeowners can rely more on solar power and buy less power from the grid.
It also lowered the well. to-
The wheel carbon footprint of the electric car that is charged at home, because a large part of the electricity used comes from zeroSource of launch.
Used BMW-
The living battery can also provide additional benefits for i3 users.
When the battery pack needs to be replaced, the owner can get more use by re-replacing the battery pack
I3 advocate Tom Moloughney noted in his BMW i3 blog that they were used for home energy storage.
MORE: Mercedes-Benz will also launch home energy storage batteries after Tesla (Jun 2015)
However, BMW did not make it clear in its announcement that owners could use their own retired battery packs in this way.
Nor did it discuss pricing or on-sale date.
We will report when we have more details.