Reverse Osmosis Membrane Model ESPA2 Applied In Textile Industry

Introduction

The Reverse Osmosis Membrane Model ESPA2 is a high - performance filtration solution engineered by industry - leading experts to meet the ever - growing demands for pure water across diverse sectors. This membrane actively harnesses the power of reverse osmosis, applying pressure to push water through a semi - permeable barrier. By doing so, it efficiently separates dissolved salts, heavy metals, bacteria, and viruses from water sources, setting a new benchmark for water purification. Whether in large - scale industrial plants, municipal water treatment facilities, or small - scale commercial applications, the ESPA2 ensures the production of high - quality, contaminant - free water.

Suggested Operating Conditions

• Temperature: The ESPA2 operates optimally within a temperature range of 5°C to 45°C. Temperatures below 5°C can slow down the water flux, while temperatures above 45°C may damage the membrane material, reducing its lifespan and filtration efficiency.

• Maximum Operating Pressure: It can withstand up to 4.1 MPa. Applying pressure beyond this limit may cause membrane compaction or rupture, leading to a significant decline in the membrane's ability to separate contaminants.

• pH Range: The membrane functions effectively in a pH range from 2 to 11. Extreme pH values outside this range can chemically attack the membrane, gradually degrading its performance over time.

• Feed Water Turbidity: The turbidity of the feed water should be ≤ 1 NTU. High turbidity can cause fouling on the membrane surface, reducing the water flow rate and the overall performance of the reverse osmosis system.

Key Features

• High - Efficiency Filtration: The ESPA2 can actively reject up to 99.7% of dissolved salts. Its advanced membrane structure allows for the effective removal of even the smallest contaminants, ensuring the production of ultra - pure water.

• Durable Construction: Built with high - quality materials, the membrane resists chemical corrosion and mechanical stress. This durability ensures a long service life, reducing the need for frequent replacements and minimizing operational costs.

• Low Energy Consumption: Engineered to operate efficiently, it requires less energy compared to some traditional reverse osmosis membranes. This energy - saving feature not only benefits the environment but also helps users cut down on utility bills.

• Easy Installation and Maintenance: Designed for user - friendliness, the ESPA2 can be easily installed in standard reverse osmosis systems. Additionally, it has a relatively simple maintenance routine, with periodic cleaning and monitoring procedures that are straightforward to follow.

Application

Industrial Water Treatment

• Semiconductor Manufacturing: In semiconductor fabrication, ultra - pure water is crucial for producing high - precision components. The ESPA2 effectively removes impurities, ensuring the quality of water used in wafer cleaning and etching processes.

• Pharmaceutical Industry: In pharmaceutical production, the ESPA2 filters water used in drug formulation and manufacturing. By removing contaminants, it helps pharmaceutical companies meet strict quality and safety standards.

• Power Generation: For power plants, the ESPA2 treats boiler feedwater. Removing salts and other impurities prevents scale formation in boilers, improving the efficiency of power generation and reducing maintenance requirements.

Municipal Water Treatment

• Brackish Water Desalination: In regions with limited freshwater resources, the ESPA2 can treat brackish water, removing salts and impurities to produce potable water. This helps meet the water demands of local communities.

• Wastewater Reuse: Municipalities can use the ESPA2 to treat secondary or tertiary treated wastewater. By removing remaining dissolved solids, organic matter, and salts, the treated water can be reused for non - potable applications like irrigation, industrial cooling, and toilet flushing, promoting water conservation.

Commercial Applications

• Beverage Production: In the beverage industry, the ESPA2 filters water used in the production of bottled water, soft drinks, and beer. By ensuring the purity of water, it enhances the taste and quality of the final products.

• Hotels and Resorts: Hotels and resorts use the ESPA2 to provide clean and safe water for guests. It can be used in swimming pools, spas, and for general water supply, improving the overall guest experience.

Technical Data

• Membrane Area: The ESPA2 typically has a membrane area of 80 ft² (7.43 m²), providing a large surface area for efficient water filtration.

• Salt Rejection Rate: It offers a salt rejection rate of 99.7% at standard conditions, ensuring a high level of salt removal from the feed water.

• Permeate Flow Rate: Under optimal operating conditions, the permeate flow rate can reach up to 7,000 gallons per day (26.5 m³ per day), depending on the specific application and feed water quality.

• Membrane Material: Made of high - performance Thin - Film Composite (TFC) material, the ESPA2 offers excellent chemical resistance and high - performance filtration capabilities.

• Element Dimensions: The standard element dimensions are 40 inches in length and 4 inches in diameter, designed to fit standard reverse osmosis system housings.

• Structure

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Maintenance and Service

• Regular Inspection: Conduct visual inspections monthly to check for any signs of physical damage, such as tears or leaks in the membrane. Also, monitor the system's performance parameters like permeate flow rate and salt rejection rate.

• Cleaning: Periodic cleaning is essential to maintain the membrane's performance. Depending on the feed water quality, chemical cleaning may be required every 3 - 6 months. This helps remove accumulated contaminants and restores the membrane's original performance.

• Replacement: When the membrane's performance cannot be restored through cleaning, or when it has reached the end of its service life (usually after 3 - 5 years of normal operation), replace it with a new ESPA2 membrane. Always use genuine replacement parts to ensure compatibility and optimal performance.

• Technical Support: The manufacturer offers comprehensive technical support, including on - site training for system operators, troubleshooting assistance for any operational issues, and access to a team of experts who can provide guidance on membrane selection, installation, and maintenance.

• Other model

• Dow	Hydranautics	Toray	CSM	GE	VONTRON
  BW30XFR-400/34	ESPA1-4040	TMH20A-400C	RE4040-BLR	AG8040F-400FR,34	SW4040HR
  BW30FR-400/34	CPA2-4040	TMH20A-440C	RE8040-BE	AG8040F-400	ULP21-8040
  BW30-400/34	PA3-LD	TMG20-370C	RE8040-BLN	AG8040F-400LF	ULP2012
  BW30-400/34i	SWC5-LD	TMG20-400C	RE8040-BLR	AG4040FM	ULP1812
  BW30-400	ESPA2-4040	TMG20-440C	RE4040-BE	AG8040F-365	ULP32-8040
  BW30-400IG	YQS-4040	TMG20D-400	RE4040-BLN	AG8040N-400	ULP31-4040
  BW30-365	ESPA2-7	TMG20D-440	L-RO-4040	AK4040FM	ULP22-8040
  BW30XFR-400/34i	CPA6-LD	TM720-370	RE1812-HR50	AG4040F	ULP21-4040
  BW30FR-400/34i	ESPA2 MAX	TM720-400	RE1812-HR75		ULP2012
  BW30HRLE-440	LFC3-LD	TM720-440	RE4040-TE
  BW30HRLE-440i	ESPA2	TM720C-440	RE2521-TE
  XFRLE-400/34i	PR0C10	TM720D-370	RE2540-TE
  SW30HRLE-400	PR0C20	TM720D-400	RE4040-TE
  BW30FR-400/34i	ESPA2-4040	TM720D-440	RE4040-TL
  BW30XFRLE-400/34i	ESPA4-4040	TML20N-400	ETC.
  BW30LCHR-4040	CPA3-LD-8040	TML20DA400
  BW30-4040	SWC5-8040	TML20D-370
  LCLE-4040	YQS-8040	TML20D-400
  BW30HRLE-4040	ESPA2-8040	TMH10A
  SW30-4040	ESNA1-LF-LD	TMG10D
  BW30HR-380	ESNA1-K1	TM710D
  SFP-2880	CPA3-LD	TML10D

• Conclusion

• The LFC3-LD Reverse Osmosis Membrane combines exceptional salt rejection (≥99.5%) with robust anti-fouling capabilities, ideal for high-TDS feed water environments such as seawater desalination and industrial wastewater treatment. With optimized operating parameters (0.7–1.6 MPa pressure, 5–45°C temperature range), it ensures energy-efficient, low-maintenance performance across diverse sectors. For projects requiring precision and durability, the LFC3-LD delivers unmatched reliability and cost-effectiveness.