After analyses the power battery 'retired' will go!
by:Vglory 2020-11-01
OFweek lithium power grid dispatch of new energy vehicles is a big heat, however, and the collocation of power lithium battery service life is about 20 years, but in the use of 3 -
Five years later, the performance will decay, once the battery capacity attenuation to the initial capacity of less than 80%, the range of electric vehicles will be significantly reduced.
So the power battery of new energy vehicles used in general 3 -
5 years must be replaced.
So these retired power battery where to go from here?
Who recycle?
Who handle it?
Pilot use AD said: 'put down to the batteries in the toys, then use the remote control.
'is a typical arrangement in use.
Is retired passable performance power battery can be used as energy storage battery still serving, after retiring from power battery electric vehicle, sell or need to pass a battery energy storage power generation enterprises, grid company for reuse.
Circulation use of current domestic production enterprises of each battery and new energy automobile enterprise for use after confirmed power battery recycling are not unified.
Car expert Mr. Zhang thinks, no matter which kind of form after battery recycling battery maker with processing, the key issue is national standard must have mandatory, can't become a mere formality.
At the same time, the national standard should formulate a unified process, requires companies in strict accordance with the process implementation.
'before, for the other category battery recycling, countries have been corresponding policy, but the effect is not ideal, if there is a national compulsory measures in the national standard, so for the new energy car market and the natural environment, is of great significance, now national standard come on stage is likely to bring new energy vehicle market.
'Mr. Zhang said.
Cell classification 1, lead-acid batteries, lead-acid battery as a more mature technology, because of its lower cost, and high rate discharge.
The Beijing Olympic Games, there are 20 use lead-acid batteries of electric cars, provide transportation services for the games.
But lead-acid batteries than energy, power and energy density is very low, as a power source of electric vehicles is not possible to have a good speed and range.
2, nickel cadmium battery and nickel metal hydride batteries although good performance in lead-acid battery, but contain heavy metals, using the abandoned after will cause pollution to the environment.
Nimh battery for just coming into the mature period, is the only batteries currently used hybrid system are the actual verification and commercialization, the scale of the battery system, existing hybrid battery 99% market share for ni-mh power battery, commercial representative is the Toyota prius.
3, lithium battery traditional lead-acid batteries, nickel cadmium battery and nickel metal hydride battery itself technology more mature, but they use as power battery in the car, on the other hand, there is a big problem.
At present, more and more manufacturers choose to adopt the lithium battery as a power battery of new energy vehicles.
Because lithium ion power battery has the following advantages: high working voltage,
Hydrogen is the nickel cadmium battery -
Nickel battery 3 times)
;
Larger than the energy (
Up to 165 wh / ㎏, is 3 times of ni-mh batteries)
;
Small volume;
The quality of light;
Long cycle life;
Low self-discharge rate;
No memory effect;
No pollution, etc.
4, lithium iron phosphate battery lithium iron phosphate battery is also a kind of lithium battery, the specific energy is less than half of the cobalt acid lithium batteries, but its high safety, cycle number can reach 2000 times, stable discharge, cheaper price, as a new choice vehicle dynamics.
5, fuel cell fuel cell (
FuelCell)
Is a kind of will exist in the chemical energy of the fuel and oxidant directly into electrical energy power generation device.
The fuel and air were sent to the fuel cell, electric was wonderfully produced.
It viewed from the outside is the cathode and the electrolyte, etc, like a battery, but it can't essentially 'storage' but a 'power plant.
Lithium battery advice: you choose electric lithium-ion batteries, power batteries, be about to choose high quality three yuan to the achievement of the best brand products.
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