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Modelo: Battery System-Rigid Copper Busbar
Marca: htd
Origin: PORCELANA
Lugar de origen: PORCELANA
Posicionamiento del producto:
La barra colectora de interconexión de módulos HTD es un componente conductor central responsable de la transmisión de alta corriente y el puente preciso entre módulos de batería adyacentes dentro de un paquete de baterías de energía. Utilizando una estructura compuesta de cobre T2 de alta pureza (≥99,95 %) o cobre-aluminio, logra conexiones eficientes en serie/paralelo entre módulos, lo que garantiza una transferencia de corriente de baja impedancia en espacios reducidos. Fabricado mediante procesos de integración de aislamiento y estampado de precisión, admite un funcionamiento estable entre -40 °C y 105 °C, con un aumento de temperatura ≤40 K a corriente nominal. Su diseño compacto aumenta la utilización del espacio del módulo en más de un 20 %, lo que lo convierte en un componente clave para mejorar la densidad de energía y la seguridad eléctrica del paquete de baterías.
Parámetros clave de rendimiento de la barra colectora de cobre :
| Category | Specific Parameters | Test Standard |
| Base Material | T2 copper (default), copper-aluminum composite structure (optional) | GB/T 5585.1 |
| Electrical Conductivity | DC resistivity ≤0.025 Ω·mm²/m (copper), carries 80%-90% current of equivalent solid copper busbar. | Enterprise Standard / Thermal Simulation |
| Rated Current |
Continuous current: 200A–3000A (section-optimized), peak current ≥1.5x rated value |
IEC 60947 |
| Insulation Strength | Insulation withstand voltage ≥3000V AC (60s), protection class IP67 | ISO 20653 |
| Mechanical Strength | Tensile strength ≥200 MPa (hard temper), vibration stability ≥20g (10-2000Hz) | IEC 60068-2-6 |
| Thermal Management |
Operating temperature: -40°C~105°C, short-term withstand 150°C | IEC 60068-2-14 |
| Connection Reliability |
Contact resistance ≤5 μΩ, bolt torque retention rate ≥95% (post-vibration) | Enterprise Standard |
| Step | Core Process | Key Technical Points | Output Standard |
| 1 | Material Preparation | T2 copper strip cutting, online annealing | Conductivity ≥100% IACS |
| 2 | Precision Stamping | Progressive die high-speed stamping, burr control | Dimensional tolerance ±0.1mm |
| 3 | Bending & Forming | Servo-controlled bending, arc precision control | Bend radius accuracy ±0.1mm |
| 4 | Surface Treatment | Selective silver/tin plating, micro-arc oxidation | Plating thickness 5-12μm |
| 5 | Insulation Treatment | Electrostatic spraying of epoxy-ceramic coating | Insulation withstand voltage ≥3000V AC |
| 6 | Comprehensive Testing |
Loop resistance, partial discharge, vibration test |
Defect rate ≤0.01% |
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