行业组件数据 · 2026

风机叶轮

A rotating component in exhaust fans that moves air or gases through centrifugal or axial force.

技术定义与适配语境
典型 风机叶轮 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

The fan impeller is a critical rotating element within exhaust fan assemblies, designed to convert rotational mechanical energy into kinetic energy of air or gas flow. It consists of blades or vanes mounted on a central hub, engineered to create pressure differentials that drive ventilation, cooling, or exhaust processes in industrial systems. Impellers are precision-balanced to minimize vibration and optimize aerodynamic efficiency.

组件规格

定义
The fan impeller is a critical rotating element within exhaust fan assemblies, designed to convert rotational mechanical energy into kinetic energy of air or gas flow. It consists of blades or vanes mounted on a central hub, engineered to create pressure differentials that drive ventilation, cooling, or exhaust processes in industrial systems. Impellers are precision-balanced to minimize vibration and optimize aerodynamic efficiency.
工作原理
Operates on aerodynamic principles: as the impeller rotates, blades accelerate air outward (centrifugal) or along the axis (axial), creating airflow. The blade geometry (angle, curvature, number) determines pressure generation, flow rate, and efficiency, following Bernoulli's principle and conservation of momentum.
材料
Typically made from aluminum alloys (e.g.6061-T6 for lightweight corrosion resistance)stainless steel (e.g.304/316 for harsh environments)engineered plastics (e.g.polypropylene for chemical resistance)or composite materials. Coatings like powder coating or anodizing may be applied for durability.
Diameter
200-1500 mm
Hub Type
Keyed, threaded, or taper-lock
Blade Count
5-12 blades
Balance Grade
G6.3 per ISO 1940
Rotation Speed
500-3000 RPM
Static Pressure
100-2000 Pa
Airflow Capacity
500-50000 m³/h
标准
ISO 5801ISO 13349DIN 24163AMCA 210

行业分类与别名

风机叶轮 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

Imbalance due to dirt accumulation or blade damage->Excessive vibration leading to bearing failure or structural damage->Regular cleaning, dynamic balancing during maintenance, and using wear-resistant coatings
Corrosion from exposure to moisture or chemicals->Reduced aerodynamic efficiency and eventual blade fracture->Select corrosion-resistant materials (e.g., stainless steel), apply protective coatings, and control environmental exposure

工业生态与工程逻辑

0
Imbalance causing vibration and bearing wear
1
Corrosion in humid/chemical environments
2
Fatigue failure from cyclic loading
3
Material degradation at high temperatures

合规与检测

tolerance
±0.5 mm on critical dimensions, balance tolerance per ISO 1940 G6.3
test method
Performance testing per ISO 5801 for airflow and pressure, NDT for material integrity, and dynamic balancing verification

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

What is the difference between centrifugal and axial fan impellers?

Centrifugal impellers move air radially outward, generating higher pressure for ducted systems, while axial impellers move air parallel to the shaft, ideal for high-volume, low-pressure applications like cooling.

How often should fan impellers be inspected?

Inspect every 6-12 months for wear, corrosion, or imbalance, with more frequent checks in high-dust or corrosive environments to prevent failures.

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CNFX Industrial Component Index · 机械和设备制造

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: 风机叶轮

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URN:CNFX:ME:UNIT:FAN_IMPELLER