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Recent content by carthikv12

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    Power density Vs Energy density Vs Cost Vs Weight!!!!

    lol guys... yea i know its not the ideal solution but what if u had to take an educated guess? because this is for a project... and i have to chose the technology that i think will be in use then. It's ok to be optimistic because its only an educational purpose, but i was just really curious to...
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    Power density Vs Energy density Vs Cost Vs Weight!!!!

    I'm sorry I wrote that late in the night! guess i was frustrated about conflicting information! my bad though i apologize! but thanks a lot for ur post dpeilow... thats precisely the kind of information i've been hunting for! feel like i've stumbled across el dorado! lol... it's great to see...
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    Power density Vs Energy density Vs Cost Vs Weight!!!!

    Yea, so battery tech for cars will not work if we bring highway travel in to the picture right? It just seems impossible then! Unless there are some incredible breakthroughs in battery tech, though experts state that the energy density will struggle to exceed 200 wh/kg. And then theres the...
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    Power density Vs Energy density Vs Cost Vs Weight!!!!

    Hi Doug, Yea I understand the motor won't be on full throttle the whole time... but if its operating at 50 kW that battery will get drained in .7 hours?! How on earth will the mini ever get to 150 miles in that time! lol... are they being a little too optimistic?
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    Power density Vs Energy density Vs Cost Vs Weight!!!!

    Thanks! I've posted there... but just in case, how does battery capacity calculation work? For example , this mini has a 35 kWh battery and a 150 kW motor.... It says 380 volts to motor. So this would be constant right? meaning at 150 kW, current drawn = 395 amps!!!!? but at 50 kW more like 130...
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    Power density Vs Energy density Vs Cost Vs Weight!!!!

    Hi, first of all thank you so much for posting! I found that the mini E does a pretty balanced job - I found this on another thread here... 572-pound lithium ion battery 150 miles range per 8-hour charge Consumption 4.4 miles/kWh 204-hp & 162 lb-ft of torque 0-60 bit over 8 seconds...
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    Power density Vs Energy density Vs Cost Vs Weight!!!!

    What characteristics would mainstream cars need? A high power density? or a high energy density? and what value of power or energy density is required for say a 200 mile range with a 25KW motor? and what what will the cost of batteries be in a vehicle that weighs about 500 kg without...