INTAKE WATER

To meet industrial process requirements, intake water must undergo appropriate intake water filtration and/or treatment based on its source quality.
Industrial facilities rely on a continuous and stable supply of quality water to ensure optimized process flow and minimum downtime across water intake systems.
Intake water is abstracted from various sources, including surface water intake (rivers, lakes, and reservoirs), groundwater, and municipal supplies, each presenting different conditions and challenges for intake water filtration.

Types of Water Intake Systems and Sources

Industrial facilities rely on different intake water sources, each with unique characteristics and specific intake water filtration requirements:

Surface Water Intake:

Surface Water Intake refers to water that is open to the atmosphere, including rivers, lakes, reservoirs, etc.

Advantages:

• Generally abundant, especially in regions near large water bodies.
• Easier access compared to groundwater.
• Less expensive than other sources

Challenges:

• High variability in quality due to seasonal changes and pollution.
• Requires extensive pre-treatment and specialized intake water filtration to remove contaminants such as sediments, organic matter, and microorganisms
• In large-scale water intake systems, effective design must include mandatory preliminary coarse screening (such as parallel metal bar screens or racks) to protect downstream infrastructure from large debris (logs, branches) and mitigate scour damage

Groundwater:

Groundwater is water located beneath the earth’s surface, often accessed through wells or boreholes. It typically requires less intake water filtration than surface water intake, but its quality still impacts downstream processes.

Advantages:

• Typically has fewer suspended contaminants compared to Surface Water Intake.
• Less prone to seasonal variations.

Challenges:

• Over-extraction can lead to depletion of water tables and land subsidence
• Requires monitoring for pollutants such as heavy metals, iron, manganese, arsenic, and chemicals from industrial or agricultural activities

Municipal Water Supply:

Municipal Water Supply is water provided by local government or utilities, typically treated to meet drinking water standards.

Advantages:

• Consistent and reliable quality, often minimizing the need for extensive upstream intake water filtration..
• Minimal on-site treatment required.

Challenges:

• Higher cost compared to surface or groundwater, making optimization of water intake systems critical for large-volume users.
• Limited availability for high-volume industrial use.
• Not suitable for all industrial uses due to their chlorine content.

Intake Water Filtration Solutions

Our advanced technological solutions are designed to provide optimal intake water filtration for different water sources and process requirements within industrial water intake systems.

Key features:

• Cost-effective, water and energy efficient, and robust filtration solutions
• Minimal maintenance requirements and easy installation with a small footprint
• Mechanical filtration technologies (screen, disc, microfiber, and media) with minimal to no use of chemicals
• Smart control solution that integrates easily with existing surface water intake infrastructure

These filtration solutions help industrial facilities cope with operational challenges while protecting downstream equipment.

Intake Water Filtration FAQs

1. What is intake water?

Intake water is abstracted by industrial facilities from various sources, including surface water intake (rivers, lakes, and reservoirs), groundwater, and municipal supplies.

2. What is intake water filtration?

Intake water filtration is required to treat intake water based on its source quality to meet industrial process requirements.

It ensures a continuous and stable supply of quality water for industrial facilities.

3. What are the main goals of intake water filtration?

The main goals of intake water filtration are to ensure a continuous and stable supply of quality water, support optimized process flow, and minimize downtime across water intake systems.

It also helps protect downstream equipment.

4. What challenges affect intake water quality?

Intake water quality is affected by the characteristics of its source.

For example:
– Surface water intake may vary due to seasonal changes and pollution and may contain sediments, organic matter, and microorganisms
– Groundwater may contain pollutants such as heavy metals, iron, manganese, arsenic, and chemicals
– Municipal water supply may have limitations related to cost, availability, and chlorine content

5. How can the quality of intake water be determined for industrial processes?

The quality of intake water is critical for ensuring reliable industrial processes and is determined through a combination of sampling, laboratory testing, and continuous monitoring.

Key methods include:

• Sampling of intake water from different sources
• Laboratory testing to assess water quality
• Continuous monitoring, especially for challenging surface water intake sources

6. What technologies are used in intake water filtration?

Amiad’s technologies rely on mechanical filtration (screen, disc, microfiber, and media), requiring minimal to no use of chemicals.

7. What environmental benefits are associated with Amiad’s intake water filtration systems?

Intake water filtration systems offer several environmental benefits.

Key benefits include:

• Reduced pollution
• Ecosystem conservation through minimal impact on aquatic life
• Efficient energy and water use
• Minimized need for chemical use

8. Are chemicals required for Amiad’s intake water filtration process?

Amiad’s technologies are primarily based on mechanical filtration (screen, disc, microfiber, and media).
As a result, the use of chemicals in the filtration process is minimal.
This focus on mechanical separation supports sustainable water intake systems management.