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Murata VTC5A Maximise flight time - optimise the cell selection, duty cycle and flight speed to maximise flight time.

Explore the Murata VTC5A cell for UAV applications, optimising flight time and performance with high energy density and advanced design features.

Value Propositions

  • Cylindrical 18650 form factor for compact design.

  • Nominal capacity of 9.36 Wh and 2.6 Ah for reliable energy delivery.

  • Top-quartile volumetric power density of 7,309 W/l for high current demands.

  • Gravimetric energy density of 199 Wh/kg, ensuring lightweight solutions.

  • Maximum continuous discharge of 35 A, suitable for demanding UAV applications.

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About the Cell

The Murata VTC5A is a cylindrical 18650 lithium-ion cell designed for high-performance UAV applications. With a nominal capacity of 9.36 Wh (2.6 Ah), it provides reliable energy delivery for various drone operations. The cell boasts a volumetric energy density of 543 Wh/l, placing it around the median for similar cells in the database, ensuring efficient use of space in battery packs. Additionally, its gravimetric energy density of 199 Wh/kg is competitive, providing a lightweight solution for drone manufacturers. The VTC5A's volumetric power density of 7,309 W/l is among the highest in the database, allowing for brisk current draws necessary for dynamic UAV operations. Furthermore, the maximum continuous discharge of 35 A positions it in the top-quartile compared to the median of 30 A, making it ideal for high-demand applications.

Application Challenges

In the EVTOL sector, maximising flight time is critical. The Murata VTC5A cell addresses this challenge by optimising cell selection, duty cycle, and flight speed. The ability to deliver high energy density allows UAVs to extend their operational range, which is essential for applications such as industrial inspections and emergency response. Current and energy management are vital; the VTC5A's high discharge capabilities ensure that drones can perform under demanding conditions without overheating or compromising safety. This cell's design facilitates lightweight battery packs, which directly impacts flight time and efficiency, making it a suitable choice for UAV manufacturers aiming to enhance mission endurance.

Why this Cell

The Murata VTC5A cell is specifically designed to meet the rigorous demands of UAV applications. With a maximum continuous discharge of 35 A, it is positioned in the top-quartile compared to the median of 30 A in the database, ensuring that it can handle high current draws without overheating. Its volumetric energy density of 543 Wh/l is around the median, allowing for efficient space utilisation in battery designs. The cell's gravimetric energy density of 199 Wh/kg ensures that UAVs remain lightweight, which is crucial for maximising flight time. The combination of these metrics makes the VTC5A an excellent choice for drone battery optimisation, enabling longer missions and improved performance.

How Model-Based Design Helps

Simulation and model-based design play a crucial role in selecting the right battery cell for UAV applications like the Murata VTC5A. By modelling load profiles, thermal behaviour, and voltage response, engineers can predict how the cell will perform under various conditions. This approach allows for accurate assessments of usable energy and potential overheating risks, ensuring that the selected cell meets the specific demands of the mission. For instance, simulating different flight speeds can help identify the optimal conditions for energy consumption, thereby extending flight time. Furthermore, these simulations enable manufacturers to avoid costly trial-and-error testing, leading to more efficient and reliable battery designs.

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