ZW 700B Ultrafiltration Membrane System Technical Specifications
1. Core Membrane Technology Features
The ZW 700B employs an innovative seven-channel hollow fiber ultrafiltration (UF) membrane module, achieving precision separation through an absolute physical barrier.
Its multi-lumen design delivers 200% higher mechanical strength compared to traditional single-bore fibers, significantly reducing fiber breakage risks and ensuring long-term system stability.
Performance (Third-Party Verified)
- Suspended Solids (SS) Rejection: >99.9%
- Microbial Removal Efficiency: 6-log
- Particulate Organic Compounds (POC) Reduction: Optimized
2. System Configuration Flexibility
This pressurized UF system operates in an inside-out crossflow filtration mode, offering flexible installation and system integration options:
Installation Options
- Orientation: Horizontal or vertical installation
- Vessel Type:
- Pressure vessel
- Vessel-free configuration
Structural Solutions
- RMS (Rackless Membrane System)
- Standard rack-mounted system
Capacity Range
- Modular design supports 5–500 m³/h
3. Operational Mechanism & Maintenance Protocol
Three-Phase Operational Cycle
-
Filtration Phase
- Feed Pressure: 0.1–0.3 MPa
- Mode: Crossflow filtration
- Function: Contaminant retention
-
Forward Flush
- Pressure: 0.35 MPa
- Duration: 30 seconds
- Function: Particle removal
-
Backwash Process
- Reverse Pressure: 0.25 MPa
- Function: Membrane cleaning & fouling removal
4. Intelligent Control System
| Parameter | Specification |
|---|---|
| Filtration Cycles | 30–120 minutes (adjustable) |
| Flushing Control | Pressure / duration / frequency optimization |
| System Monitoring | TMP (<0.05 MPa) · Flux (80–120 LMH) |