行业组件数据 · 2026

冷却翅片/结构

Cooling fins are heat dissipation components designed to increase surface area for efficient thermal transfer in electrical equipment.

技术定义与适配语境
典型 冷却翅片/结构 会按材料、尺寸公差、适配关系和失效风险在 电气设备制造 中评估。

Cooling fins/structures are engineered components attached to transition resistors/reactors to enhance heat dissipation through convection and radiation. They consist of extended surfaces (fins) that maximize contact with ambient air, reducing operating temperatures and preventing thermal overload in electrical systems. These structures are critical for maintaining component reliability, efficiency, and lifespan by managing heat generated during electrical resistance transitions.

组件规格

定义
Cooling fins/structures are engineered components attached to transition resistors/reactors to enhance heat dissipation through convection and radiation. They consist of extended surfaces (fins) that maximize contact with ambient air, reducing operating temperatures and preventing thermal overload in electrical systems. These structures are critical for maintaining component reliability, efficiency, and lifespan by managing heat generated during electrical resistance transitions.
工作原理
Cooling fins operate on the principle of extended surface heat transfer. By increasing the surface area exposed to ambient air, they facilitate convective heat dissipation. Heat from the resistor/reactor core conducts through the fin base material, then transfers to air via convection. Fin geometry (height, thickness, spacing) is optimized to balance thermal resistance, airflow, and structural integrity, following Fourier's law of heat conduction and Newton's law of cooling.
材料
Typically aluminum alloys (e.g.60616063) for high thermal conductivity and lightweight propertiescopper alloys for superior conductivity in high-performance applicationssometimes steel with thermal coatings. Materials must have thermal conductivity >150 W/m·Kcorrosion resistanceand mechanical strength for mounting.
Fin Height
20-100 mm
Fin Spacing
3-10 mm
Fin Thickness
1-3 mm
Base Thickness
5-15 mm
Mounting Method
Bolt-on, welded, or integrated
Thermal Conductivity
>150 W/m·K
Surface Area Multiplier
5-20x base area
Operating Temperature Range
-40°C to 200°C
标准
ISO 13732-1DIN 43735IEC 60076ASTM B209

行业分类与别名

冷却翅片/结构 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Inadequate fin surface area or poor airflow->Overheating of resistor/reactor->Implement thermal simulation during design, ensure proper ventilation, use temperature sensors
Material corrosion or oxidation->Reduced thermal conductivity->Use corrosion-resistant alloys, apply protective coatings, regular maintenance inspection
Mechanical stress from vibration->Fin cracking or detachment->Design with vibration damping, use reinforced mounting, periodic structural checks

工业生态与工程逻辑

0
Insufficient cooling leading to thermal failure
1
Corrosion reducing thermal efficiency
2
Mechanical vibration causing fin damage
3
Improper mounting creating thermal bottlenecks

合规与检测

tolerance
±0.5 mm on critical dimensions, flatness within 0.2 mm over 100 mm
test method
Thermal imaging for heat distribution, airflow measurement, thermal resistance testing per IEC 60529

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

Why are cooling fins important for transition resistors/reactors?

They prevent thermal runaway, maintain electrical efficiency, and extend component lifespan by dissipating heat generated during resistance changes.

What materials are best for cooling fins?

Aluminum alloys offer the best balance of thermal conductivity, weight, and cost; copper provides superior performance but at higher cost and weight.

How do fin spacing and height affect cooling performance?

Closer spacing increases surface area but may restrict airflow; taller fins provide more area but require structural support. Optimal design balances these factors.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 电气设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 冷却翅片/结构

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

谢谢,信息已发送。
谢谢,信息已收到。

需要制造 冷却翅片/结构?

对比具备该组件加工或装配能力的制造商资料。

创建制造商档案 联系我们
上一个组件
冷却散热器/管
下一个组件
分压器
URN:CNFX:ME:UNIT:COOLING_FINS_STRUCTURE