Copper Busbar For DC Link Film Capacitor For Hybrid Car
This product is a Copper Busbar for DC Link Film Capacitor for Hybrid Car, responsible for high-frequency, high-current transmission between the inverter and the capacitor. As a core conductive component of the power electronic system, the product must meet the requirements of high current density, low impedance, high insulation strength, and long-term thermal cycling reliability.
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Product Introduction
The Copper Busbar for DC Link Film Capacitor for Hybrid Car is a core conductive connection component in the DC-link thin-film capacitor system of hybrid electric vehicles, responsible for efficient power transfer, voltage stabilization, and current distribution between the power battery, inverter, and capacitor. This product focuses on engineering procurement and technology selection needs, addressing the pain points of traditional copper busbars such as poor compatibility and instability. It utilizes high-purity copper substrate and multi-layer composite precision machining to meet the stringent requirements of the new energy field. Leveraging the company's strength, it provides engineering procurement and system engineers with a cost-effective solution, ensuring the stable and efficient operation of the vehicle's power system.
Structural design advantages
Multi-layer composite structure
This copper busbar adopts a composite design of conductive layer, insulating layer, and protective layer, with a layer spacing of 0.1-0.2mm and an overall thickness of 1.5-8.0mm (customizable). It is compact and adaptable to vehicle space, achieving efficient power distribution, avoiding conductive interference, and conforming to the design concept of DC link capacitors.
Customized shape design
Various structures can be customized according to the specifications of DC link film capacitors and vehicle layout. The conductive layer is laid out according to the optimal current path (loop inductance ≤5nH/m), with pre-reserved standard mounting holes (tolerance ±0.05mm), eliminating the need for additional processing, improving assembly efficiency, and reducing costs.
Vibration-resistant reinforced design
This copper bar incorporates a buffer bonding layer. After integrated pressing, the gap is ≤0.03mm, capable of withstanding vibrations of 10-2000Hz and 20g acceleration, ensuring busbar for Busbar Film Capacitor structural and electrical stability under complex vehicle operating conditions, without interlayer peeling or resistance abrupt changes.
Optimized heat dissipation design
The conductive layer is equipped with micro heat dissipation grooves, which improve efficiency by relying on the excellent thermal conductivity of copper. This ensures that the temperature rise of the Busbar Automotive is ≤30℃ when operating at high current (better than the national standard), avoiding insulation aging and conductivity attenuation, extending product life and reducing maintenance costs.
Core Functions
High-efficiency power transfer
As a core conductive component, it enables low-loss power transfer between the hybrid vehicle's power battery, inverter, and DC link film capacitor, reducing resistance loss and effectively improving the energy utilization efficiency of the power system for busbar electric vehicle.
Voltage stabilization and current distribution
Precisely distributes current and stabilizes the link voltage, avoiding the impact of voltage fluctuations on the DC link film capacitor, ensuring normal capacitor operation, and effectively preventing electrical system failures caused by voltage instability.
Insulation protection
Through the ev battery busbar's multi-layer composite insulation structure, it effectively isolates conductive components from surrounding components, preventing electrical short circuits and leakage, and ensuring the safe operation of the hybrid vehicle's power system.
Compatibility and adaptability
It can be customized according to the specifications of the DC link film capacitor and the vehicle layout requirements, making the busbar for Power Capacitor compatible with the DC link systems of different hybrid vehicle models. Its strong versatility and adaptability reduce the difficulty of engineering selection.
Our Partners
Leveraging the core technology and stable quality of our Copper Busbar for DC Link Film Capacitor for Hybrid Car, we maintain long-term, in-depth partnerships with numerous well-known companies in the new energy vehicle and power electronics sectors. Our partners include leading automotive capacitor manufacturers, OEM suppliers, and power electronics giants, focusing on DC-link thin-film capacitors and automotive conductive components. Our copper busbars, with their advantages of low-loss conductivity, high structural stability, customizable adaptability, and batch consistency, precisely match our partners' engineering procurement and technology selection needs, earning high recognition. Supported by our group-wide production capacity, localized services, and technical solutions, we collaborate with our partners to become the preferred supplier in the DC-link copper bar field, jointly promoting the technological upgrade of automotive power systems.
contact us
If you have needs for Copper Busbar for DC Link Film Capacitor for Hybrid Car selection, sample application, customization, or bulk procurement, please feel free to contact us. We will arrange professional engineering and procurement personnel to provide you with one-stop service and help advance your project.
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