Axon' 应用于航天的配电汇流排

  • 2022-10-10

//用于配电的汇流排

Bus Bars for Power Distribution

作为电信卫星和陆基武器系统中配电的重要部件,Axon' 开发的汇流排和电池棒可确保恒定电能的可靠分配。汇流排和电池棒是扁平的,可以减轻重量和更好的散热。它们由镀银纯铝或高导电铝合金制成。Axon' 的汇流排和电池棒为欧洲之星3000平台的许多卫星配备了设备。

As vital components for electrical power distribution in telecommunication satellites and land-based weapon systems, the bus bars and battery bars developed by Axon’ ensure reliable distribution of constant energy. Bus bars and battery bars are flat which allows weight saving and better heat dissipation. They are made with silver plated pure aluminium or high conductivity aluminium alloy. Axon’s bus bars and battery bars equip many satellites of the EUROSTAR 3000 platform.

bus bar.PNG


//优势

Advantages

电池不同组件之间的电能量分配:

  • 太阳能电池板集流器和电力系统调节器之间

  • 电池和电源系统调节器之间

  • 在电源调节器系统与卫星中的不同设备之间

在电池组之间

与铜解决方案相比,质量降低

纯铝和铝合金的高导电性

与圆形电力电缆束相比,散热性能得到改善

配电链的压降可以显著降低

超过10年的汇流排工作经验

Distribution of energy between the different components of the batteries:

  • Between the solar array slip ring and the power system regulator

  • Between the batteries and the power system regulator

  • Between the power supply regulator system and the different devices in the satellite

  • Between battery pack groups

Mass reduction compared to a copper solution

High electrical conductivity of pure aluminium and aluminium alloy

Improved heat dissipation in comparison with a circular power cable bundle

Voltage drop of the power distribution chain can be significantly reduced

Over 10 year experience in bus bars


bus bar2.PNG

//结构

Construction

汇流排的构造可以是单层或多层

根据应用,可以使用不同形状的汇流排(U形,E形,I形)

根据应用,汇流排由以下结构组成:

  • 铝合金或镀银纯铝

  • 聚酰亚胺胶带

  • 环氧树脂或聚酰亚胺涂层

  • 硅胶灌封

  • 玻璃纤维胶带

汇流排互相连接通过可拆卸的柔性或刚性链接装置进行。

为了将汇流排安装在航天器的墙壁上,Axon'提供了刚性和柔性的固定装置:

  • 柔性固定装置使汇流排能够随着航天器的运动而弯曲。

  • 刚性铝制固定装置确保汇流排紧固到机械结构上。

The construction of bus bars can be single layer or multi-layer

Depending on the application, different types of bars can be used (U shape, E shape, I shape)

Depending on the application, bus bars are made with

  • Aluminium alloy or silver plated pure aluminium

  • Polyimide adhesive tape

  • Epoxy or polyimide coating

  • Silicone potting

  • Glass fiber tape

Bar interconnection is carried out with dismountable flexible or rigid links.

To install the bus bars onto the spacecraft walls, Axon' offers rigid and flexible fixtures.

  • Flexible fixtures enable the bar to flex with the spacecraft movement.

  • Rigid aluminium fixtures ensures fastening of the bar to the mechanical structure.

    bus bar3.PNG


//应用

Applications

电信卫星和陆基武器系统中的配电

Power distribution in telecommunication satellites and land-based weapon systems


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