V2EX magnetorquer

Magnetorquer

定义 Definition

magnetorquer(航天):磁力矩器/磁控力矩器。一种安装在卫星上的姿态控制执行机构,通过在地磁场中产生可控磁偶极矩,与地球磁场相互作用,从而产生力矩来调整卫星的姿态(方向)。常见形式为线圈(磁棒/磁杆)或磁矩线圈。也常写作 magnetic torquer

发音 Pronunciation (IPA)

/mntotrkr/

例句 Examples

The CubeSat uses a magnetorquer to point its antenna.
这颗立方星使用磁力矩器来对准它的天线。

Because the magnetorquer can only generate torque perpendicular to Earth’s magnetic field, the controller schedules different dipole commands along the orbit to achieve full attitude stabilization.
由于磁力矩器只能产生与地磁场垂直的力矩,控制器会沿轨道安排不同的磁偶极指令,以实现完整的姿态稳定。

词源 Etymology

由 **magneto-**(“磁的、与磁有关的”)+ torquer(“施加力矩的装置”,来自 torque“力矩/扭矩”)组合而成,字面意思是“用磁来产生力矩的装置”。该词主要用于航天器姿态控制领域。

相关词 Related Words

文献与作品 Literary Works

  • Spacecraft Attitude Determination and Control(James R. Wertz,航天器姿态确定与控制经典教材,讨论磁力矩器等执行机构)
  • Spacecraft Dynamics and Control: An Introduction(Marcel J. Sidi,包含磁控姿态控制相关内容)
  • CubeSat Handbook: From Mission Design to Operations(立方星任务设计与运行手册类书籍中常见磁力矩器配置与应用)
  • IEEE/AIAA 等期刊与会议论文中关于 B-dot detumbling(B点法消旋)与磁力矩器控制的研究(常直接使用术语 magnetorquermagnetic torquer
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