Ceramic membrane
Particulate and colloid control in robust reuse pretreatment duties.
YiFu Trading
Membrane Solutions for Water Reuse Systems
Treatment-train selection based on the intended reuse, source-water risks and downstream membrane protection.
Application context
The treatment problem
Water reuse is not one water-quality target. Cooling, washing, irrigation, boiler makeup and process reuse can require very different control of solids, organics, hardness, salts and microorganisms.
The reuse endpoint should be defined before choosing the membrane train.
Important: A visually clear filtrate may still contain dissolved salts, organics or microorganisms relevant to the reuse purpose.
Treatment objective
Define the end use
- Reduce freshwater consumption
- Protect equipment or downstream processes
- Meet a defined internal reuse specification
- Produce RO permeate for higher-quality use
Possible treatment train
Build the process around the contaminants
Source control & equalization
Primary / biological treatment
Ceramic membrane / UF / MBR
RO / NF as needed
Disinfection / conditioning
Defined reuse
Conceptual sequence only. Bench or pilot work, mass balance and specialist process design may be required.
Membrane role
Where different membrane technologies may fit
Each membrane has a distinct separation role. Dissolved contaminants and biological conversion may require other treatment processes.
MBR
Biological treatment plus solids separation for suitable wastewater.
UF
Barrier filtration before reuse or RO in suitable applications.
RO
Reduction of dissolved salts and selected small contaminants.
Selection considerations
Information that changes the design
- Specific reuse purpose and quality limit
- Feed variability and upset scenarios
- Residual organics and biological activity
- Hardness, alkalinity, silica and metals
- Turbidity, SDI and particulate load
- Required recovery and water balance
- Residuals and concentrate handling
- Monitoring and disinfection plan
Relevant products
Products to review
Ceramic Flat Sheet Membrane
Review as a robust filtration or RO pretreatment step.
Review product →MBR Membrane
Review where biological treatment is needed.
Review product →Industrial RO Membrane
Review where dissolved-solids reduction is required.
Review product →SEKO Tekna AKS Dosing Pumps
Review related chemical-dosing equipment for a defined conditioning duty.
Review product →FAQ
Water reuse membrane FAQ
What is the best membrane for water reuse?
There is no universal best choice. Start with source-water data and the end-use specification.
Can membrane filtrate go directly to reuse?
Sometimes for limited reuse objectives, but disinfection or further treatment may be required.
How should recovery be selected?
Use a water balance plus scaling, fouling, concentrate and economics analysis.
Discuss your water reuse application
Share water data, flow, treatment objective or an existing membrane model. YiFu will coordinate the next technical questions.
Reuse selection path
Start with the source water and intended reuse
The same source water may require a different membrane train for cooling, washing, process reuse or higher-quality RO permeate.
| Decision input | Question to answer | Related page |
|---|---|---|
| Suspended and colloidal material | What solids barrier and upstream treatment are required? | Ceramic flat sheet membrane |
| Biodegradable organics | Is biological treatment with MBR appropriate? | MBR membrane modules |
| Dissolved salts | Does the reuse specification require RO after adequate pretreatment? | Industrial RO membrane |
| Downstream RO risk | How will particles, scaling, organics, biology and oxidants be controlled? | RO pretreatment selection |