In reply to Does Tesla new home storage battery suggest an amazing breakthrough? you say that "you will get 600kwh over the lifetime of a kwh unit" is it right? my understanding is that m...
In reply to Either Elon Musk is a liar Reports do indeed suggest Tesla gets their batteries wholesale for around that price, but then they have to install them in their special pack with al...
In reply to A few comments It is not just rolling resistance, because regenerative braking is really not all that efficient. It's a good thing to do, but the reality is a lot of the energy ...
In reply to Does Tesla new home storage battery suggest an amazing breakthrough? Brad, you're mostly right but I have a few comments. I believe Musk thinks he'll make so many Li-ion batte...
In reply to chemical electrical storage does not make sense Nuclear is really inefficent, too. Antimatter is so much better. reply
In reply to Costs Either Elon Musk is a liar or your $500/kwh is way off. Tesla's battery packs probably cost less than $250/kwh now, and obviously will be significantly less than that when...
In reply to Does Tesla new home storage battery suggest an amazing breakthrough? There is a difference of six orders of magnitude between the energy stored or produced in a nuclear reactio...
In reply to Great orientation Today, a car's pack is about $500/kwh. Tesla buys the cells in bulk for quite a bit less, it is rumoured, but then they have to build the pack with them, which...
In reply to Nickel Iron batteries Well, while the cost per lifetime watt-hour is the primary driver of a home battery, there are some other factors: Weight and volume matter little, but not...
In reply to Does Tesla new home storage battery suggest an amazing breakthrough? I don't see LIon batteries as a reasonable choice for grid storage, except when their capacity in a vehicle ...
In reply to Does Tesla new home storage battery suggest an amazing breakthrough? http://www.hindawi.com/journals/ijelc/2012/395838/ - Quantifying Cell-to-Cell Variations in Lithium Ion Batt...
In reply to Does Tesla new home storage battery suggest an amazing breakthrough? Thanks, Brad. That was very helpful. Do you happen to know why Li-On batteries are "expensive"? What is the ...