However, because the number of customer orders is still small,
For the time being, the matter of the arms store will be put aside.
After nearly a month of research and development.
It is located in the factory of Songjiang Entrepreneurship Center Fengyi Technology Company.
The first solid-state superbattery has finally been developed from the laboratory.
Zhao Xuebin and Wenxiang's two teams.
It has successively conquered the cathode of nickel-lithium cobalt-removed batteries, solid-state electrolytes, and carbon-silicon anodes.
And that's just the first step.
Next, the two teams will continue to work on lithium manganese iron phosphate, a lithium-rich manganese-based battery technology.
But, even so.
When the first solid-state superbattery was manufactured, it was tested.
The results were astonishing. The electromagnetic density of this new battery reaches 488Wh/kg
Compared with ordinary ternary batteries and lithium iron phosphate batteries, 200Wh/kg, 110Wh/kg.
The density of the new material battery is more than 2 times that of ternary lithium batteries and nearly 5 times that of lithium iron phosphate batteries
This means that in the case of the same volume.
The capacity of nickel-lithium decobalt battery is more than 2 times that of ternary lithium battery and nearly 5 times that of lithium iron phosphate battery.
What is this concept?
Take the smartphone now,
The latest iPhone 6S is equipped with a second-generation lithium cobalt oxide battery
The voltage is 4.2V, and the capacity is close to 155mAh/g.
That is, if nickel-lithium is used to remove cobalt batteries,
Under the same quality, the capacity of the new battery is more than three times, and the battery capacity of the iPhone 6S is 1810mAh
And the new battery is more than 5000mAh with the same mass.
And that's still at the same quality.
If you count the volume, because of the nickel-lithium decobalt battery,
Cobalt, which has a higher mass density, is removed.
The use of nickel-lithium as the main material means that the new battery is thinner and smaller at the same quality.
According to expectations, the new 5000mAh battery is only half the thickness of the 1810mAh battery of the iPhone 6S.
In terms of cost, because the most unstable and expensive cobalt access channel is removed.
The cost of a new battery,
A new 5000mAh battery is not even half the size of a 1810mAh lithium cobalt oxide battery.
At this time, Dr. Zhao explained the technical advantages of the new battery in front of Lin Yi.
Although this group of people, each of them had bloodshot red eyes
During this time, I studied day and night.
However, they were in high spirits.
Dr. Zhao went on to say:
"In addition to the above, the research on solid-state electrolytes by Dr. Wen's team is proud, and the safety of the new battery can be said to be the best of all lithium batteries!".
Saying that, Dr. Zhao did the most intuitive test in front of Lin Yi.
Throw a new, high-voltage battery directly into the fire.
If this is an old electrolyte battery, as the temperature inside the battery reaches a critical point
The battery pack will explode and spontaneously combust.
However, under the calcination of the 600-degree flame measured by the thermometer gun, the new battery only emitted billowing black smoke
But there was no burning, let alone an explosion.
"This is because this new type of solid-state electrolyte dissolves once it is heated to a certain critical point
At this time, the properties of the electrolyte will change, and the solid electrolyte, which originally acts as an ionophore and conducts ions, will become
Blocks lithium particles from moving the blocker between the positive and negative electrodes, thus acting as a power-off protection!".
"It can be said that compared with ordinary lithium batteries, the new solid-state electrolyte has doubled in terms of capacity
It is even more epoch-making in terms of security!".
In addition to this, the solid-state electrolyte of the new battery has a conductivity of up to 3.42 mS/cm
This means that the new battery has faster charging and discharging technology than ordinary lithium-ion batteries
Truly charge it for 5 minutes and use it all day!".
But I heard Dr. Zhao continue:
"After our 2000 times of charge and discharge test of the new battery, the battery loss is not more than 3%, which is far lower than all battery products on the market now!".
Hearing his narration, Lin Yi was very excited in his heart.
After all, he does not agree with the arms business that cannot be leaked, and the battery in front of him will be the first fist product of his career on the surface.
It means something different to him.
Now the first product is so good, surpassing the performance of all lithium batteries on the market.
Although this is a reward given by the system, if there is no research by Dr. Zhao and others day and night, Lin Yi is alone
It is estimated that it is difficult to turn technology into results.
In this regard, Lin Yi is still very grateful to everyone in the research team of Fengyi Technology.
However, as he is about to enter the battery industry, he asks with excellence
"How does the battery perform at low temperatures?".
According to the available data, the output performance of lithium ions is greatly affected when the temperature is below 0°C
At low temperatures below -20°C, the performance of the battery deteriorates significantly, and at -40°C, the battery can only release 30% of the rated capacity or even lower
This is mainly due to the low conductivity of electrons in the battery and the poor diffusion of lithium ions at low temperatures, while at low temperatures
The
poor conductivity of the electrolyte increases the internal resistance of the battery, causing polarization and affecting the performance of the battery.
Hearing this, Dr. Zhao, who was wearing black-rimmed glasses, said with a smile
"Well, I was about to tell you this, boss, because of the use of solid-state electrolyte, the conductivity of our new battery is much higher than that of lithium batteries in the world
At low temperatures, solid electrolytes are much less affected than liquid electrolytes.... We did the corresponding experiments
At 0-minus 10 degrees, the new battery is hardly affected, while at -10-minus 20 degrees, the output performance of the new battery is reduced by 5%.
Only in extreme conditions, i.e. when the temperature is below -40 degrees, can performance plummet to 80%.
But even so, the performance of our battery in the same environment is far better than that of other lithium batteries..!".
As soon as Dr. Zhao's words fell, Lin Yi immediately applauded.
"Bang Bang...!" For a while, the entire research room burst into fierce applause.
(PS: The new book asks for flowers, rewards, and evaluation votes, and your support is the author's motivation!).
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