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Why Do Drone Batteries Mainly Use Polymer Lithium Batteries Instead of Cylindrical Lithium Batteries?

Views: 0     Author: Naccon Power Technology Company Limited     Publish Time: 2024-11-14      Origin: Naccon Power Technology Company Limited

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Why Do Drone Batteries Mainly Use Polymer Lithium Batteries Instead of Cylindrical Lithium Batteries?


1. Lightweight and Compact Design

  • Lithium Polymer (LiPo) Batteries: LiPo batteries are lightweight and can be designed in thin, flat shapes, which allows them to fit seamlessly into the slim frames of drones. This design flexibility is essential for drones, as reducing weight directly impacts flight time and maneuverability.

  • Cylindrical Lithium Batteries: Cylindrical batteries like 18650 cells are bulkier and heavier due to their rigid casing and cylindrical shape, making them harder to integrate into compact, streamlined drone designs without adding significant weight.

2. High Power Output and Discharge Rate

  • Lithium Polymer (LiPo) Batteries: LiPo batteries can provide high power output and have high discharge rates, which are crucial for drones that require bursts of power during takeoff, rapid maneuvers, and hovering. These batteries are capable of delivering power quickly without overheating, which enhances performance and responsiveness.

  • Cylindrical Lithium Batteries: Although cylindrical cells can provide steady power, they generally have lower discharge rates compared to LiPo batteries. This makes them less suitable for applications requiring rapid power draw, like drone flights, where high power is needed on demand.

3. Shape and Form Factor Flexibility

  • Lithium Polymer (LiPo) Batteries: LiPo batteries can be molded into various shapes and sizes, which makes them ideal for custom-fitting into drones with unique or space-limited designs. This flexibility in form factor is especially beneficial for small drones or drones with specialized shapes.

  • Cylindrical Lithium Batteries: Cylindrical batteries are limited to a standard shape and size, which restricts their adaptability in drone designs. Using cylindrical cells would require drones to have larger, bulkier battery compartments, which could impact aerodynamics and handling.

4. Lightweight Casing

  • Lithium Polymer (LiPo) Batteries: LiPo batteries use soft, lightweight casings, which further reduce the overall weight of the battery. This is essential in drones, as minimizing weight directly improves flight time and stability.

  • Cylindrical Lithium Batteries: Cylindrical cells are encased in metal shells for added durability, which makes them heavier. This extra weight is generally not suitable for drones, where every gram counts toward maximizing flight time.

5. Cost and Availability

  • Lithium Polymer (LiPo) Batteries: LiPo batteries are widely available and affordable for drone applications. Their high demand in the drone industry has led to a wide variety of sizes, capacities, and configurations, making them easy to find and cost-effective for drone manufacturers and users.

  • Cylindrical Lithium Batteries: While cylindrical cells are also readily available, their standardized form factors and weight limitations make them less ideal for drones, which need compact, lightweight batteries.

Conclusion



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