Lishen 2170LH Mission feasibility assessment - asses what missions or use cases are possible or not using a go/no-go decision using simulation.
Explore the Lishen 2170LH cell for mission feasibility assessments in EVTOL applications, optimising drone battery performance and endurance.
Value Propositions
Cylindrical 21700 form factor for versatile applications.
Nominal capacity of 10.8 Wh and 3.0 Ah for reliable energy delivery.
Volumetric energy density of 403 Wh/l, top-quartile vs median 541 Wh/l.
Gravimetric energy density of 152 Wh/kg, around median vs 210 Wh/kg.
Maximum continuous discharge of 45 A, top-quartile vs median 30 A.
About the Cell
The Lishen 2170LH cell features a cylindrical 21700 form factor, providing a nominal capacity of 10.8 Wh and 3.0 Ah. With a volumetric energy density of 403 Wh/l, it ranks in the top-quartile compared to the median of 541 Wh/l in the database. The gravimetric energy density is 152 Wh/kg, which is around the median of 210 Wh/kg. This cell also boasts a maximum continuous discharge of 45 A, placing it in the top-quartile against the median of 30 A. The cell's volumetric power density is 6049 W/l, which is among the highest in the database, significantly enhancing its performance in demanding applications.
Application Challenges
In the context of EVTOL and mission feasibility assessments, the Lishen 2170LH cell addresses critical challenges. The ability to assess what missions or use cases are feasible using simulation is paramount. High energy density is essential for long endurance drone batteries, allowing for extended flight times without increasing weight. The cell's performance under various conditions, including temperature fluctuations and varying states of charge (SoC), is crucial for reliable operation. Accurate predictions of battery performance are necessary to prevent mid-air failures and ensure mission success, especially in extreme environments.
Why this Cell
The Lishen 2170LH cell is ideal for EVTOL applications due to its impressive specifications. With a maximum continuous discharge of 45 A, it is in the top-quartile compared to the median of 30 A, ensuring it can handle high power demands during critical phases of flight. Its volumetric energy density of 403 Wh/l is also noteworthy, as it allows for efficient use of space within UAV designs. This cell's characteristics support effective UAV battery optimisation, making it a strong candidate for custom UAV battery packs that require both performance and reliability.
How Model-Based Design Helps
Simulation and model-based design play a vital role in optimising the performance of the Lishen 2170LH cell for EVTOL applications. By modelling load profiles, thermal behaviour, and voltage response, engineers can predict how the cell will perform under various conditions. This approach allows for the identification of the most suitable cells for specific missions, ensuring that the selected battery can deliver the required thrust and energy throughout the flight. Additionally, simulation helps in understanding the thermal rise and usable energy, which are critical for preventing overheating and ensuring safe operation.
