Samsung 20S Mission feasibility assessment - asses what missions or use cases are possible or not using a go/no-go decision using simulation. Core Technical Keywords
Discover the Samsung 20S cell for UAV applications, optimising mission feasibility with high energy density and lightweight design for enhanced drone performance.
Value Propositions
Cylindrical 18650 form factor for versatile applications.
Nominal capacity of 7.2 Wh and 2.0 Ah for reliable energy supply.
Volumetric energy density of 415 Wh/l, around median for efficient space use.
Gravimetric power density of 2,250 W/kg, top-quartile vs median for high discharge needs.
Maximum continuous discharge of 30 A, ensuring robust performance under load.
About the Cell
The Samsung 20S cell features a cylindrical 18650 form factor, making it suitable for various UAV applications. With a nominal capacity of 7.2 Wh and 2.0 Ah, it provides a reliable energy supply for demanding missions. The cell boasts a volumetric energy density of 415 Wh/l, which is around the median of the database, allowing for efficient use of space in battery pack design. Additionally, its gravimetric power density of 2,250 W/kg places it in the top-quartile compared to the median, making it ideal for high discharge applications. The maximum continuous discharge rate of 30 A ensures that the cell can handle the power demands of UAVs effectively.
Application Challenges
In the context of EVTOL and mission feasibility assessment, the Samsung 20S cell addresses critical challenges. UAVs require reliable power sources to complete missions, especially in varying environmental conditions. The ability to assess what missions or use cases are possible using simulation is paramount. The nominal capacity of 7.2 Wh is essential for ensuring that drones can achieve the required flight times. Additionally, the high energy density of the 20S cell allows for longer endurance, which is crucial for missions that demand extended operational periods. The challenge lies in accurately predicting the performance of the battery under different conditions, which is where simulation plays a vital role.
Why this Cell
The Samsung 20S cell is particularly suited for EVTOL applications due to its impressive specifications. With a maximum continuous discharge of 30 A, it meets the high discharge rate requirements typical in UAV operations. This capability is complemented by a gravimetric power density of 2,250 W/kg, which is in the top-quartile compared to the median of 750 W/kg in the database. This means that the 20S cell can deliver power efficiently, enhancing UAV performance during critical phases of flight. Furthermore, the volumetric energy density of 415 Wh/l, while around the median, still provides a competitive edge in terms of space efficiency, allowing for more compact battery designs.
How Model-Based Design Helps
Simulation and model-based design are integral to optimising the performance of the Samsung 20S cell in UAV applications. By modelling load profiles, engineers can predict how the cell will behave under various operational conditions, including thermal rise and voltage sag. This predictive capability enables the selection of the most suitable cells for specific missions, ensuring that the UAV can deliver the required thrust and energy throughout its flight. Additionally, simulation allows for the assessment of usable energy, which is critical for making informed go/no-go decisions during mission planning. By leveraging cell-specific data, operators can confidently determine the feasibility of missions, reducing the risk of mid-air failures and enhancing overall mission reliability.
