Molicel P28A Drones Maximise flight time - optimise the cell selection, duty cycle and flight speed to maximise flight time.
Discover the Molicel P28A cell for drones, designed to maximise flight time and optimise performance in challenging environments.
Value Propositions
Cylindrical 18650 form factor for versatile applications.
Nominal capacity of 10.08 Wh and 2.8 Ah for reliable energy supply.
Volumetric energy density of 589 Wh/l, top-quartile vs median.
Gravimetric power density of 2,625 W/kg, among the highest in database.
Maximum continuous discharge of 35 A, ensuring robust performance.
About the Cell
The Molicel P28A is a cylindrical 18650 lithium-ion cell with a nominal capacity of 10.08 Wh (2.8 Ah). It boasts a volumetric energy density of 589 Wh/l, placing it in the top-quartile compared to the median of 541.67 Wh/l in the database. Its gravimetric energy density is 210 Wh/kg, which is around the median of 210 Wh/kg. The cell's volumetric power density is an impressive 7,364 W/l, which is among the highest in the database, while its gravimetric power density stands at 2,625 W/kg, also among the highest. With a maximum continuous discharge of 35 A and a maximum continuous charge of 8.4 A, the P28A is designed for high-performance applications, making it ideal for drone battery design and UAV battery pack design.
Application Challenges
In the context of drones, maximising flight time is crucial. The Molicel P28A cell addresses the challenge of optimising cell selection, duty cycle, and flight speed to enhance endurance. High energy density is essential for long endurance drone batteries, allowing for extended flight times without increasing weight. The lightweight nature of the P28A cell contributes to overall drone efficiency, which is vital for applications such as industrial inspections and emergency response. Additionally, ensuring safe battery packs for UAVs is paramount, as overheating can lead to mission failure. The P28A's robust thermal management capabilities help mitigate these risks, making it a reliable choice for demanding environments.
Why this Cell
The Molicel P28A cell is particularly suited for drone applications due to its high energy density and power capabilities. With a volumetric energy density of 589 Wh/l, it is in the top-quartile compared to the median of 541.67 Wh/l, allowing for more energy storage in a compact form. Its maximum continuous discharge of 35 A ensures that it can handle high power demands during critical flight phases, making it ideal for UAV battery optimisation. The cell's lightweight design, combined with a gravimetric energy density of 210 Wh/kg, supports the need for lightweight drone battery packs, enhancing overall flight efficiency. These features make the P28A a prime candidate for custom UAV battery packs, ensuring that drone manufacturers can achieve their performance goals.
How Model-Based Design Helps
Simulation and model-based design play a crucial role in optimising the performance of the Molicel P28A cell in drone applications. By modelling load profiles, engineers can predict how the cell will behave under various conditions, including thermal rise and voltage sag. This allows for accurate predictions of usable energy and helps in selecting the best cells for UAVs. For instance, simulations can identify the optimal duty cycle and flight speed that maximise flight time while preventing overheating. By using cell-specific data, designers can ensure that the P28A cell meets the demands of high-energy applications, ultimately leading to improved UAV mission endurance and reliability.
