Connectors & cables
DRIVING THE FUTURE
they are sophisticated components that must meet stringent requirements to ensure optimal performance and safety.
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As the demand for EVs grows, driven by both stringent environmental regulations and consumer interest in sustainable mobility, the need for robust, high-performance connectors becomes paramount.
he technology at the heart of an electric vehicle allows it to efficiently manage and distribute power. This functionality is heavily reliant on the quality and performance of its connectors. Connectors in EVs are not just simple links;
The IEA’s latest Global EV Outlook report reveals a surge in electric car sales, projected to reach a staggering 17 million units by the end of 2024. This marks a significant milestone in the automotive industry, as EVs are expected to constitute more than one in five cars sold worldwide. As the EV market accelerates, the critical role of advanced connector technology in sustaining this growth becomes increasingly evident. Here, Dawn Rogers, senior product manager at connector specialist PEI-Genesis, explores how connectors are powering the EV development.
KEY REQUIREMENTS FOR EV CONNECTORS
When it comes to EV connectors, they must handle high current loads to support fast charging and high-power applications. High current loads generate significant heat, which can lead to overheating and potential failure of the connector if not properly managed. Connector manufacturers need to use materials with high electrical conductivity, such as copper or silver alloys to minimise resistance and heat generation. They also need to incorporate design features, such as robust contact interfaces and low contact resistance to support high current flow without significant energy loss. Similarly, connectors must facilitate minimal power loss and ensure efficient transmission of electricity from the battery to various components of the vehicle. Power losses during transmission can reduce the overall efficiency of the vehicle and decrease its range. In this case, connectors need to be designed with low contact resistance and incorporate thermal management features to dissipate heat effectively and maintain optimal operating temperatures.
Ensuring proper electrical insulation is also crucial for connectors in EVs to prevent short circuits, electrical arcing, and other electrical failures. Connectors need to be made from
September 2024 Instrumentation Monthly
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