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PROJECT EVIDENCE

Engineering Case Studies

Compare project scale, feed or process stream, and the membrane sections actually used across tubular membrane engineering, industrial wastewater reuse and ZLD, and process-fluid separation.

All case studies (72)

Showing 13–23 of 23

02 · INDUSTRIAL WATER

Industrial Wastewater Reuse & ZLD

References documenting reuse, brine, concentration, and leachate membrane sections with explicit project boundaries.

Process equipment at the 4,500 m³/d High-Salinity Mine-Water Reuse Project

Industrial Wastewater Reuse & ZLD

4,500 m³/d High-Salinity Mine-Water Reuse Project

Project scale
4,500 m³/d
Feed / process stream
High-salinity, high-hardness mine water
Membrane sections
Dual-alkali softening → PEK tubular membrane clarification → high-concentration RO → reuse by duty

This 4,500 m³/d project treats high-salinity, high-hardness mine water. Dual-alkali softening, alkali-resistant tubular ultrafiltration and reverse-osmosis concentration are combined for reuse in mine production and auxiliary water systems.

This reference is for comparison; a new duty requires its own engineering validation.

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Process equipment at the 3,200 m³/d Leachate and 640 m³/d Concentrate NF Treatment Project

Industrial Wastewater Reuse & ZLD

3,200 m³/d Leachate and 640 m³/d Concentrate NF Treatment Project

Project scale
3,200 m³/d leachate; 640 m³/d concentrate
Feed / process stream
Landfill leachate and its concentrate
Membrane sections
Ultrafiltration pretreatment and leachate NF, with two-stage NF treatment of concentrate

This project has separate duties of 3,200 m³/d for landfill leachate and 640 m³/d for concentrate. Nanofiltration splitting and multistage concentrate treatment organize the permeate and concentrate streams for subsequent handling.

This reference is for comparison; a new duty requires its own engineering validation.

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Process equipment at the 25 m³/h Coal-Chemical Brine Salt-Separation Phase II Project

Industrial Wastewater Reuse & ZLD

25 m³/h Coal-Chemical Brine Salt-Separation Phase II Project

Project scale
25 m³/h
Feed / process stream
Coal-chemical RO brine
Membrane sections
Ultrafiltration pretreatment → two-stage NF salt separation → evaporation and crystallization

This phase II project treats 25 m³/h of coal-chemical RO brine. Ultrafiltration, nanofiltration salt separation, evaporation and crystallization are combined to process the resulting salt fractions.

This reference is for comparison; a new duty requires its own engineering validation.

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Process equipment at the 60 m³/h RO Brine and 4 m³/h Mother-Liquor Salt-Separation Project

Industrial Wastewater Reuse & ZLD

60 m³/h RO Brine and 4 m³/h Mother-Liquor Salt-Separation Project

Project scale
60 m³/h brine; 4 m³/h crystallization mother liquor
Feed / process stream
Coal-chemical RO brine and crystallization mother liquor
Membrane sections
Ultrafiltration pretreatment → two-stage NF salt separation → evaporation, crystallization and mother-liquor recovery

This coal-chemical project treats 60 m³/h of RO brine and 4 m³/h of crystallization mother liquor. The process combines ultrafiltration, two-stage nanofiltration, evaporation and crystallization, with a dedicated mother-liquor recovery duty.

This reference is for comparison; a new duty requires its own engineering validation.

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Process equipment at the 24 m³/d RO Brine Reuse and Salt-Separation Pilot

Industrial Wastewater Reuse & ZLD

24 m³/d RO Brine Reuse and Salt-Separation Pilot

Project scale
24 m³/d
Feed / process stream
Reverse-osmosis brine from coal-chemical production
Membrane sections
Ultrafiltration pretreatment → two-stage nanofiltration → validation of reuse and crystallization routes

This 24 m³/d pilot treats RO brine from coal-chemical production. Ultrafiltration and two-stage nanofiltration are combined to evaluate water reuse and selective salt treatment.

This reference is for comparison; a new duty requires its own engineering validation.

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Process equipment at the 360 m³/h Chemical Plant Reclaimed-Water Reuse Retrofit

Industrial Wastewater Reuse & ZLD

360 m³/h Chemical Plant Reclaimed-Water Reuse Retrofit

Project scale
360 m³/h
Feed / process stream
Reclaimed water from a chemical plant wastewater treatment system
Membrane sections
Multimedia filtration → hollow-fiber ultrafiltration → two-stage reverse osmosis → mixed-bed polishing

This 360 m³/h retrofit upgrades a chemical plant wastewater system for reclaimed-water reuse. Filtration, ultrafiltration, two-stage reverse osmosis and mixed-bed polishing are combined to supply the production-water system.

This reference is for comparison; a new duty requires its own engineering validation.

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Process equipment at the 10,000 m³/d Oilfield Produced-Water Deep Treatment Project

Industrial Wastewater Reuse & ZLD

10,000 m³/d Oilfield Produced-Water Deep Treatment Project

Project scale
10,000 m³/d
Feed / process stream
Oilfield produced water after oil-water separation
Membrane sections
Pretreatment after oil-water separation → tubular ultrafiltration → electrodialysis and nanofiltration desalination

This 10,000 m³/d project treats oilfield produced water after oil-water separation. Tubular ultrafiltration is combined with electrodialysis and nanofiltration for deep treatment and subsequent reinjection use.

This reference is for comparison; a new duty requires its own engineering validation.

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Membrane treatment systems at the 1,200 m³/d steel pickling wastewater reuse and resource recovery project

Industrial Wastewater Reuse & ZLD

1,200 m³/d Steel Pickling Wastewater Reuse and Resource Recovery Project

Project scale
1,200 m³/d
Feed / process stream
Sulfuric-acid pickling wastewater from welding-wire production
Membrane sections
Iron-removal and softening pretreatment → PEK tubular membranes → RO concentration and NF salt separation → separate causticization and evaporation/crystallization streams

This project treats sulfuric-acid pickling wastewater from welding-wire production at a scale of 1,200 m³/d. It combines iron removal and softening, PEK tubular membranes, RO/NF, causticization, and evaporation and crystallization for water reuse and resource recovery.

This reference is for comparison; a new duty requires its own engineering validation.

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Equipment at the 0.4 m³/h automotive paint-shop water-based solvent cleaning-liquid recovery project

Industrial Wastewater Reuse & ZLD

0.4 m³/h Automotive Paint-Shop Cleaning-Liquid Recovery Project

Project scale
0.4 m³/h
Feed / process stream
Water-based solvent cleaning waste liquid from an automotive paint shop
Membrane sections
Water-based solvent cleaning waste liquid → ultrafiltration to retain paint residue → nanofiltration separation → cleaning-liquid reuse and volume reduction

This project treats water-based solvent cleaning waste liquid from an automotive paint shop at a scale of 0.4 m³/h. It combines ultrafiltration and nanofiltration for cleaning-liquid reuse and volume reduction.

This reference is for comparison; a new duty requires its own engineering validation.

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PEK tubular membrane system at the 2,400 m³/d high-alkalinity aluminum production wastewater project

Industrial Wastewater Reuse & ZLD

2,400 m³/d High-Alkalinity Aluminum Production Wastewater Project

Project scale
2,400 m³/d
Feed / process stream
High-alkalinity wastewater from aluminum production
Membrane sections
Acidification, flocculation and settling pretreatment → PEK tubular membrane filtration → reverse osmosis for water reuse

This project treats high-alkalinity wastewater from aluminum production at a scale of 2,400 m³/d. The process combines acidification, flocculation and settling pretreatment with PEK tubular membrane filtration and downstream reverse osmosis for water reuse.

This reference is for comparison; a new duty requires its own engineering validation.

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Installed membrane-process equipment for the 10 m³/h FGD wastewater ZLD project

Industrial Wastewater Reuse & ZLD

10 m³/h FGD Wastewater ZLD Project

Project scale
10 m³/h
Feed / process stream
Flue-gas desulfurization wastewater
Membrane sections
PEK tubular membranes / two-stage NF salt separation / high-pressure RO

A 10 m³/h FGD wastewater ZLD project combining two-stage softening, PEK tubular membranes, NF salt separation and high-pressure RO. Plum supplied the process equipment except the evaporator.

This reference is for comparison; a new duty requires its own engineering validation.

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PROJECT CONTEXT

Use references for comparison, not as a new-project guarantee