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Batteryproject - OttersbachEngineering Services

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Innovative battery project
New type of polymer lithium battery with carbon nanotube technology
 

 
 
 
The batteries are characterized by a very high power density of more than 260wh per 1kg, as well as ultra-low temperature technology.
 
 
For example, the batteries have 95% charging and discharging capacity at minus 20 degrees!
 
 
There is no swelling of the batteries, the risk of fire tends towards zero.
 
 
At least around 400 fast-charging cycles are guaranteed for use in cars.
 
 
The service life is guaranteed for 25 to 30 years.
 
 
The batteries are individually configurable and can be used in almost any field of application.
 
These include
 
Ø  Car batteries for electric cars
 
Ø  Batteries for wheel loaders, excavators and forklift trucks
 
Ø  Energy storage for solar systems
 
Ø  Cell phone batteries
 
Ø  All types of lamps
 
Ø  Power supply for drones UAVs
 
Ø  Jump start systems for cars
 
Ø  Low temperature areas Arctic-Antarctic
 
Ø  Low-temperature ranges at high altitudes Weather balloons, satellites
 
 
 

Overview
The economic advantage of the technology is enormous.
 
Thanks to the long service life, the battery in a car never needs to be replaced, it lasts the entire "car life"
 
Furthermore, the system saves resources enormously thanks to its long service life.
 
I think this technology is particularly interesting for Tesla, as the market and innovation leader.
 
The wide temperature range of the technology is absolutely unrivaled!
Our special offer

We offer free sample batteries to interested customers.
Let us convince you!

Tell us what you need and we will deliver  what you require.

Industry Analysis
According to GGII statistics, China's soft-pack battery shipments reached 20.3 GWh in 2020, with a production value of 36 billion yuan.
It is expected to reach 88.6 GWh in 2025, with a production value of 159.48 billion yuan, representing an annual growth rate of 36.4%.

According to statistics from the Ivy Economic Research Institute, high-performance battery shipments reached 21.8 GWh in 2021, with a production value of 39.2 billion yuan.
In 2025, it is expected to reach 176.4 GWh, with a production value of 317.52 billion yuan.
Product launch – Three major technical advantages
1. -55 °C ultra-low temperature technology (the low temperature technology of conventional products is -5 °C)
    -55°C discharge: 0.2C discharge capacity ≥ 85%; 0.5C discharge capacity ≥ 80%
    Cycle life: 0.5C cycle 800 weeks Capacity retention rate reaches more than 80%
    Invention patent: ZL2017 1 0756519.6 A fluorinated membrane lithium battery for ultra-low temperatures
    Ultra-low temperature lithium battery technology is at the highest level in China
2. +85 °C High-temperature resistant technology (normally, a product's high-temperature technology is 55 °C)
    85℃ discharge: normal operation, stable performance, no swelling, good safety and cycle performance
    Utility model: ZL2017 2 1090204.4 Ultra-high temperature lithium battery with titanium membrane
3. 55C high-performance discharge technology (normal products use 3–5C high-performance discharge technology)
    55 °C discharge: continuous discharge 50 °C; momentary discharge 80 °C
    Cycle life: 800 cycles with a capacity retention rate of over 80%
    Utility model: ZL2011 2 0302229.2 A composite positive electrode tab for a lithium power battery
Technical advantages
1. Unlike the low-temperature treatment method used in industry, low-temperature resistance is achieved at the cell level.
The industry is currently mainly solving the problem of lithium battery capacity decline in low-temperature environments through external heating sources (uneven heating can lead to explosions),
internal heating (energy loss), and increasing battery capacity (extremely high energy density requirements), which only addresses the symptoms but not the root cause.

2. There are only a few manufacturers of low-temperature lithium batteries on the market, and most of them do not have patents related to low temperatures.
There are not many companies that manufacture and sell low-temperature lithium batteries, and their descriptions of achievable product performance vary.
Most of them do not have patents or patents related to low temperatures.

3. The technology is suitable for extremely low-temperature environments and can cover more than 90% of low-temperature requirements.
Ultra-low temperature technology can meet the performance requirements of lithium batteries with a 0.2C discharge capacity of over 70% in extreme environments (-55°C).
Chinese Version
Batteryproject German
Chinese certificate
Rodland 19
D-51580 Reichshof-Erdingen
(+49) 15142681251
info@ottersbach-engineering-services.de
MON-FRI 9AM - 5PM
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Ottersbach-Engineering-Services
  
Rodland 19
 
D-51580 Reichshof-Erdingen
 
 
Steuernr.: 204 5950 3158

USt-IdNr.: DE363622714
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