Automatic Self-Cleaning Filter System

The automatic self-cleaning filter system, as the advanced solid-liquid separation equipment, adopts an intelligent design to automatically complete the cleaning and sewage operation without interrupting the process flow, thus ensuring a continuous and stable filtration effect. This filter is suitable for primary filtration and fine filtration of various water sources, such as industrial circulating water, agricultural irrigation water, municipal water supply and drainage, etc.

 

Working principle and structure

An automatic self-cleaning filter system is mainly composed of the following components:

- Filter cylinder. As the main component for housing and supporting the filter, it is usually made of stainless steel or other corrosion-resistant materials.

- Filter screen. The key component responsible for intercepting impurities in water, and the corresponding mesh size can be selected according to different accuracy requirements.

- Cleaning mechanism. Generally includes a rotary brush, a backwash pump or a pulse injection device, etc., used to remove impurities from the filter during the cleaning process.

- Control system. Including sensors, controllers, electric actuators, etc., to monitor the operating status of the filter and initiate the cleaning program when required.

 

The working process is divided into four steps: filtration, cleaning, sewage discharge and reset.

1. Filtration stage. The source water passes through the filter screen, impurities are trapped, and clean water flows out from the outlet of the filter cylinder.

2. Cleaning stage. When the pressure difference or time reaches the preset value, the control system activates the cleaning mechanism to start working.

3. Sewage discharge stage. The sewage valve is opened, and the cleaning mechanism prompts impurities to be discharged from the filter along with the water flow.

4. Reset stage. After cleaning, the system returns to normal filtration state and waits for the next cleaning.

 

Parameters

Maximum flow	20-3000m3/h
Minimum working pressure	0.2MPa(g)
Maximum working pressure	1.6MPa(g)
Inlet & outlet diameter	DN50-DN700
Maximum operating temperature	80°C
Filtration accuracy	10-3000μm
Filter mesh	304, 316L stainless steel
Filter housing	Carbon steel / 304, 316L stainless steel
Motor power	0.37-1.1KW
Voltage	380V 50Hz three-phase
Cleaning flow	<1% of total flow
Cleaning time	15 sec (adjustable)
Cleaning differential pressure	0.5kg/cm2 (adjustable)

 

Main features

1. Intelligent control

The control system of the automatic self-cleaning filter system can monitor the pressure difference and/or flow signal at the inlet and outlet in real time, and determine whether a cleaning operation is required, reducing the need for human intervention.

2. High efficiency and stability

Even during the cleaning process, the filter can maintain a high filtration efficiency, ensuring the continuity and stability of the production process.

3. Low maintenance costs

Due to its self-cleaning function, the frequency of manual cleaning is reduced, and maintenance costs and labor intensity are reduced.

4. Energy conservation and environmental protection

By optimizing the design, automatic self-cleaning filters can reduce water waste and energy consumption, which is conducive to sustainable development.

 

Application field

Automatic self-cleaning filter systems are suitable for a variety of industries and application scenarios, such as:

1. Industrial water treatment. Filtration of cooling water and process water in industries such as steel, power generation, chemical industry, and papermaking.

2. Agricultural irrigation. Purification of irrigation water sources for farmland, greenhouses, orchards, etc.

3. Municipal water supply and drainage. Improving the quality of drinking water and primary treatment of municipal wastewater.

4. Others. Filtration of water systems such as swimming pools, water features, cooling towers, etc.

In practical applications, the appropriate model and configuration should be selected according to different water quality requirements and flow requirements. For example, in agricultural irrigation, filters can effectively remove sediment, algae and suspended solids from water sources and protect drip irrigation systems from clogging.

 

Equipment selection and usage precautions

When selecting an automatic self-cleaning filter system, consider the following factors:

- Filtration accuracy. Choose the appropriate filtration accuracy according to the substance and particle size to be filtered.

- Flow and pressure. Match the filter of the appropriate specification according to the design flow and working pressure of the system.

- Material and corrosion resistance. Considering the nature of the medium being treated, choose a material with strong corrosion resistance.

The following points should be noted during use:

- Periodic inspection. Although the degree of automation is high, it is still necessary to regularly check the operation of the filter and the wear of the filter.

- Cleaning operation. Pay attention to whether the cleaning process is normal, and ensure that the filter is thoroughly cleaned after cleaning.

- Environmental factors. Pay attention to changes in the quality of the influent water and adjust the operating parameters of the filter if necessary.

 

FAQ

1. Q: What is the function of a filter?

A: The main function of a filter is to remove solid particles, impurities, and harmful substances from liquids or gases, in order to achieve purification, clarification, and protection of equipment.

2. Q: How to choose a suitable filter?

A: When choosing a filter, factors such as the properties of the material being filtered (e.g., viscosity, temperature, corrosion), required filtration accuracy, processing capacity, operating pressure and medium, as well as the type, material, size, and installation method of the filter should be considered.

3. Q: What is the working principle of a filter?

A: The working principle of a filter mainly relies on physical screening, deep interception, absorption, or chemical reactions to remove impurities or harmful components from the material being filtered.

4. Q: How to maintain and care for a filter?

A: Maintenance of filters includes regular cleaning or replacement of filter elements, inspection of seals and fasteners, maintaining stable operating pressure, and avoiding overloading. Specific methods should be referenced from the filter's instruction manual and maintenance guides.

5. Q: What is the service life of a filter?

A: The service life of a filter depends on its working environment, processing volume, and filtration accuracy. Generally, when the filter's pressure drop reaches a certain value or the filtration effect decreases significantly, it needs to be replaced or cleaned.

6. Q: What should be paid attention to during filter installation?

A: During filter installation, attention should be paid to the directionality, ensuring that the fluid enters and exits from the correct ports. Also, the piping system should be cleaned before installation, and the filter should be securely fastened and sealed as required by the instructions.

7. Q: What is the replacement cycle for filters?

A: The replacement cycle for filters depends on their working conditions and filtration requirements, and is usually indicated by pressure difference indicators or timers. When the filter's pressure drop reaches the set value or the filtration effect decreases, it should be replaced in a timely manner.

 

Why Choose Us

· Professional manufacturer with many years' experience

· Good quality with competitive price

· OEM & ODM are welcome

· Various payment items are acceptable

· Good service by experienced manager

 

AIDA Philosophy

1. Management Concept:

· Satisfy the customers' demand --- Touch customers, trust with our products and services

· Make employees happy --- Pursue higher material and spiritual happiness

2. Company Mission:

· Focus on customer needs, provide best filtering solution

· To be the lifelong partner with customers

3. Corporate Vision:

· Become a global purification leadership brand

4. Values:

· Customer: Pursue the ultimate experience, enjoy excellent quality

· Team: Trust, responsibility, growth, win-win

· Work: Simple, sincere, efficient, dedicated