Industrial Water & Wastewater Treatment Systems

Industrial Water & Wastewater Treatment

With the growing demand of industries for high-quality water and the necessity to comply with environmental regulations, the need for engineered and reliable solutions for industrial water and wastewater treatment has become more critical than ever. Atieh Pardazan Sharif Holding, relying on extensive experience in infrastructure and process projects, delivers comprehensive and integrated design-and-build solutions that help industries optimize water consumption, reduce operational costs, and ensure process sustainability.

Our solutions are developed based on specialized design, precise water quality analysis, modern process engineering, and the application of international standards to achieve maximum efficiency, operational stability, extended equipment lifespan, and improved outlet water quality in industrial projects.

At Atieh Pardazan Sharif, water and wastewater treatment systems are fully customized and engineered for various industries, including oil, gas, petrochemicals, refineries, power plants, food industries, pharmaceuticals, steel, mining, and manufacturing complexes. These services cover all phases from preliminary studies and process design to fabrication, installation, commissioning, operation, and maintenance. On this page, you can explore the various specialized solutions and packages for industrial water and wastewater treatment. Each subcategory has a dedicated page where you can review detailed technical specifications, applications, and advantages of each system.

Products and Application

Why Atieh Pardazan Sharif Water Treatment Systems?

Water and wastewater treatment solutions at Atieh Pardazan Sharif are developed based on a multidimensional engineering approach. Our focus is on delivering systems that ensure high performance, operational stability, cost reduction, and alignment with the real needs of each project. All systems are developed through the integrated collaboration of process, mechanical, control, and structural engineering teams, and this integration is our key differentiator.

Key Features

Compliance with up-to-date international standards in design, manufacturing, and process engineering
Optimized energy consumption and high treatment efficiency
Industrial fabrication and assembly with rapid on-site installation capability
Easy maintenance and low operational cost

Customized design based on raw water quality, required capacity, and industrial application
Future capacity expansion and system upgrade capability
High stability under variable feed water conditions
Engineering support and after-execution services

Industrial Water & Wastewater Treatment Subcategories

Water Pretreatment

Pretreatment is the first and perhaps most critical stage of any industrial water treatment system. At this stage, interfering elements such as turbidity, sediments, organic matter, suspended solids, and free chlorine are removed, and raw water is stabilized and conditioned for entry into main systems such as RO, UF, EDI, and biological units. At Atieh Pardazan Sharif, pretreatment systems are designed based on comprehensive raw water analysis, required flow rate, process conditions, and final application, resulting in higher efficiency, reduced chemical consumption, and prevention of fouling and equipment clogging.

Water Desalination

In many industries, especially energy-intensive sectors, freshwater supply is a major challenge. Desalination systems utilizing technologies such as Reverse Osmosis (RO), Nanofiltration, and thermal processes are designed to reduce salinity, hardness, and dissolved solids to required standards. The produced water is essential for boilers, cooling towers, and sensitive process systems. At Atieh Pardazan Sharif, desalination units are engineered with the goals of minimizing energy consumption, ensuring high operational stability, and extending membrane lifespan, thereby reducing operational costs and maintaining consistent water quality.

Water Disinfection and Sterilization

Microbial contamination control is a fundamental requirement in many industries. The presence of bacteria, viruses, algae, and active microorganisms can reduce system efficiency, create odor and taste issues, promote biofilm growth, and cause equipment corrosion. Depending on project requirements, technologies such as chlorination, UV, ozone, and other oxidizing agents are applied. The main objective is to produce safe, stable, and microbiologically clean water for downstream processes or final use.

Demineralized / Ultra-Pure Water Production

Demineralized (DM) and Ultra-Pure Water (UPW) production is among the most specialized areas in industrial treatment. Such water must be free of ions and mineral deposits and have extremely low electrical conductivity. It is used in power plants, petrochemicals, pharmaceutical industries, electronics manufacturing, and sensitive production systems. Typically, a combination of double-pass RO, ion exchange resins, EDI systems, or mixed bed units is applied. Output quality must strictly comply with international standards and client requirements, and Atieh Pardazan Sharif ensures this through precise process control and continuous water quality monitoring.

Biological Water Treatment

For wastewater streams containing high organic load, nitrogenous and phosphorous compounds, or biodegradable substances, biological treatment is the most effective solution. Systems such as Activated Sludge, MBR, MBBR, and SBR enable natural degradation of organic matter by microorganisms. At Atieh Pardazan Sharif, these units are designed with a focus on shock-load stability, high COD and BOD removal efficiency, and reduced sludge production to ensure reliable system performance.

Physical and Chemical Treatment

Certain wastewater streams contain oils, grease, heavy metals, emulsions, and toxic compounds that are not biologically degradable and must be removed through physical and chemical processes. Methods such as coagulation, flocculation, sedimentation, flotation, neutralization, and oil separation are applied at this stage. The objective is to reduce primary pollutants, prepare wastewater for biological or membrane stages, and ultimately achieve environmental discharge standards.

Water Recycling and Reuse

Due to limited water resources and rising raw water costs, water recycling has become a strategic necessity for industries. By integrating technologies such as UF, RO, MBR, hybrid systems, and even ZLD solutions, water can be treated to the required quality and reintroduced into the production cycle. This approach reduces freshwater consumption, lowers costs, decreases discharge volumes, enhances operational sustainability, and demonstrates environmental responsibility at an industrial scale.

Standards and Design Requirements

The design and engineering of water and wastewater treatment systems at Atieh Pardazan Sharif are conducted under a comprehensive and rigorous framework. All units, equipment, processes, and materials are selected and integrated in compliance with internationally recognized standards such as API, ASME, ASTM, AWWA, EPA, and WHO, as well as regulations of the Iranian Department of Environment.

During the design phase, factors such as raw water quality analysis, pollutant load, temperature, flow rate, seasonal fluctuations, pipeline materials, operating pressure, material compatibility, chemical consumption, corrosion and scaling control, compatibility with post-treatment, and discharge or reuse conditions are thoroughly evaluated.

The selection of key equipment—including pumps, membranes, filters, resin materials, disinfection units, blowers, diffusers, reactors, and control systems—is based on hydraulic modeling, process engineering design, kinetic calculations, TDS and TSS balance, COD/BOD loading rates, mass transfer efficiency, and site operational requirements.

Before entering the fabrication phase, each system undergoes detailed engineering review, performance simulation, structural design, electrical and instrumentation design, interdisciplinary coordination, and material qualification. This level of engineering control ensures full compliance with the quality requirements of oil, gas, petrochemical, steel, power, food, pharmaceutical, and mining industries.

Advantages and Added Value of Partnering with Atieh Pardazan Sharif Holding

The water and wastewater treatment solutions provided by Atieh Pardazan Sharif are not merely individual systems or equipment packages; they represent long-term, lifecycle-based engineering solutions. All components are pre-designed to deliver stable, economical, and reliable performance under demanding industrial conditions.

These solutions significantly reduce corrosion, scaling, and fouling in equipment—factors that typically generate high maintenance costs and production downtime. Optimized filtration and desalination designs extend membrane and filter lifespan, while proper selection of process equipment in biological and chemical units ensures stable operation and reduced chemical consumption.

This approach not only lowers maintenance expenses but also reduces energy consumption, decreases the cost of produced water, and enhances the performance of auxiliary systems.

For projects requiring strict environmental compliance, the designed systems enable monitoring and achievement of key discharge parameters, including BOD, COD, TSS, Oil, TDS, Turbidity, and micro-pollutants. Furthermore, the modular and expandable design approach allows future capacity upgrades or the addition of new units without requiring full system redesign or production interruption.

Ultimately, partnering with Atieh Pardazan Sharif means receiving not just a treatment package, but a fully engineered, high-reliability system with economic design, stable performance, continuous engineering support, and future expansion capability—enabling industries to maintain productivity under demanding operating conditions while significantly reducing lifecycle costs.