行业组件数据 · 2026

过滤介质

Filter media is the porous material within marine ballast water treatment system filter cartridges that physically removes suspended solids, organisms, and particulates from ballast water.

技术定义与适配语境
典型 过滤介质 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。

Filter media is the critical functional element of a marine ballast water treatment system filter cartridge, designed to capture and retain suspended solids, microorganisms (including zooplankton, phytoplankton, and bacteria), and other particulate matter from ballast water. It operates through mechanical filtration mechanisms, typically using depth filtration or surface filtration principles, with pore sizes ranging from 10 to 50 microns to meet IMO D-2 discharge standards. The media must maintain structural integrity under varying flow rates (typically 200-1000 m³/h), pressures (1-6 bar), and water conditions (salinity, temperature, turbidity) while preventing biofouling and minimizing pressure drop.

组件规格

定义
Filter media is the critical functional element of a marine ballast water treatment system filter cartridge, designed to capture and retain suspended solids, microorganisms (including zooplankton, phytoplankton, and bacteria), and other particulate matter from ballast water. It operates through mechanical filtration mechanisms, typically using depth filtration or surface filtration principles, with pore sizes ranging from 10 to 50 microns to meet IMO D-2 discharge standards. The media must maintain structural integrity under varying flow rates (typically 200-1000 m³/h), pressures (1-6 bar), and water conditions (salinity, temperature, turbidity) while preventing biofouling and minimizing pressure drop.
工作原理
The filter media operates on mechanical filtration principles where ballast water is forced through a porous matrix. Particles larger than the media's pore size are trapped via direct interception, while smaller particles may be captured through inertial impaction, diffusion, or electrostatic attraction depending on media design. Depth filtration media captures contaminants throughout its thickness, while surface filtration media forms a cake on the surface. The filtration efficiency is governed by pore size distribution, media thickness, and surface characteristics, with typical removal rates exceeding 99% for organisms ≥50 μm and 90% for organisms 10-50 μm.
材料
Polypropylene melt-blown non-woven fabric (most common)polyester needlefeltstainless steel mesh (316L)ceramic membranesor composite materials with antimicrobial coatings. Materials must be corrosion-resistant to seawaterchemically inertand mechanically stable with tensile strength >30 N/cm² and elongation at break >100%. Antimicrobial treatments may include silver nanoparticlescopper oxideor quaternary ammonium compounds.
Porosity
70-90%
pH Range
6-9
Flow Rate
200-1000 m³/h
Surface Area
2-10 m² per cartridge
Burst Strength
>5 bar
Filtration Rating
10-50 microns
Temperature Range
0-40°C
Operating Pressure
1-6 bar
Differential Pressure
0.5-2.0 bar (clean)
Dirt Holding Capacity
500-2000 g/m²
标准
ISO 16890ISO 2941DIN 24550IMO Ballast Water Management Convention

行业分类与别名

过滤介质 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

Excessive particulate loading->Rapid pressure increase and flow reduction->Install pre-filters, implement automatic backwashing, monitor differential pressure
Chemical incompatibility->Media degradation and loss of structural integrity->Material compatibility testing, protective coatings, regular inspection

工业生态与工程逻辑

0
Media clogging from high sediment loads
1
Biological growth reducing efficiency
2
Structural failure under pressure surges
3
Chemical degradation from water treatment additives

合规与检测

tolerance
Must remove ≥99% of organisms ≥50 μm and ≥90% of organisms 10-50 μm per IMO D-2 standards
test method
ISO 11711 for marine environment filtration testing, IMO G8 guidelines for type approval

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 typical service life of filter media in ballast water treatment systems?

Service life varies from 6-24 months depending on water quality, flow rates, and maintenance practices, with replacement typically triggered when differential pressure exceeds 2.5 bar or filtration efficiency drops below required standards.

How does filter media prevent biofouling in marine applications?

Through antimicrobial coatings (silver, copper), hydrophobic surface treatments, and regular backwashing cycles that disrupt biofilm formation while maintaining filtration efficiency.

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URN:CNFX:ME:UNIT:FILTER_MEDIA