EV 驱动电机 | 油冷平台

面向油冷 EV 电机的轴接地环

适用于油冷 EV 电机,并兼容常见变速箱油环境;纤维结构在高速运行下保持稳定轴接触。

最终选型需结合轴几何、油液环境、接触位置和安装包络进行评审。

新能源汽车电机轴接地环应用场景

油冷 EV 电机中的轴电流风险

油冷改善热管理,但并不等于无需管理逆变器引起的轴电流路径。

  • 若缺少可控路径,轴电流仍可能经轴承泄放。
  • 油液环境、轴几何和接触位置会影响产品适配。
  • 样品适配需在量产导入前完成评审。

油冷应用中的稳定接触

适用于油冷 EV 电机,并兼容常见变速箱油环境;请以轴几何与油液牌号在样品与量产导入前完成适配确认。

Oil-cooled EV motor suitability

Suitable for oil-cooled EV motors and compatible with common transmission oil environments.

Stable shaft contact

The fiber structure maintains stable shaft contact under high-speed operation.

Application fit review

Shaft geometry, oil environment, and installation envelope should be reviewed before sample confirmation.

通过可控电流路径保护轴承

稳定的轴接地路径有助于将轴电流从轴承旁路分流。

Controlled current diversion

A stable shaft contact path helps divert shaft current away from bearings.

Oil environment compatibility

The material and contact structure are reviewed for common transmission oil environments.

Bearing protection focus

The application goal is to reduce electrical pitting, fluting, and premature bearing failure risk.

应用评审重点

样品确认前需评审轴几何、油液环境、接触位置和安装包络。

Contact stability

Stable shaft contact

Fiber contact structure is reviewed for high-speed operation; project-specific benchmarks are confirmed during engineering review.

Oil environment

Common transmission oils

Compatibility is described by application environment and confirmed with your oil grade during fit review.

Fit review

Application-specific

Final recommendation depends on shaft geometry, mounting space, and contact position.

应用覆盖

广泛应用于 EV 电机、工业电机、泵系统和风电等场景;方案与文件按项目工况与包络对齐。

量产导入支持

从样品评审到生产交接,需按已确认项目范围对齐结构、工艺和文件。

  • Application review from sample fit to production handoff.
  • Process control and documentation alignment based on confirmed project scope.
  • Custom shaft-size adaptation when standard structures do not fit.

推荐 EV 方案

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Reviewed when the EV motor shaft and mounting envelope suit a solid shaft grounding ring structure.

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For unique e-axle envelope constraints, shaft geometries, and contact position requirements.

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需要 EV 场景验证支持?

FAQ

油冷改善的是热管理,并不能消除逆变器导致的轴电压;可控轴电流通路有助于降低电气性轴承损伤风险。

立即推进你的 EV 轴接地项目

根据阶段选择:样品申请或工程师沟通。

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电动车电机轴接地 | 油冷 EV 应用 | Volsun Shaft Grounding Rings