Dual plate wafer type check valve for water and waste water treatment / CE & TÜV Certified Dual Plate Check Valve Manufacturer For Over 20 Years | Taiwan Valve Centre Co., Ltd.

What are the causes of damage to the dual plate wafer type check valve for water and waste water treatment? / 20 years of experiences in producing dual plate check valve, excellent after-sales support, OEM / ODM, oil industry, shipbuilding, seawater desalination, cooling system, nuclear industry.

Dual plate wafer type check valve for water and waste water treatment

What are the causes of damage to the dual plate wafer type check valve for water and waste water treatment?

Dual plate wafer check valves are commonly used in water treatment plants due to their compact design and efficient operation. However, like all mechanical components in such environments, the valves can be exposed to various challenges that can lead to damage. Here are some of the reasons for damage to the dual plate wafer type check valve in water and wastewater treatment systems


Causes of damage:
  • Corrosion: Wastewater often contains a variety of chemicals, salts, and other corrosive agents. Over time, these can corrode the valve, especially if it's not made of corrosion-resistant material.
  • Abrasion: Waste water can contain suspended solids and particles. The continuous flow of such water through the valve can cause abrasive wear on the valve plates and sealing surfaces.
  • Water hammer: This is a sudden increase in pressure that occurs when a moving fluid is forced to stop or change direction suddenly. Rapid closure of the check valve can cause water hammer, which can damage the valve and other components in the system.
  • Cavitation: This phenomenon occurs when the pressure in a liquid drops below its vapour pressure, resulting in the formation of vapour bubbles. When these bubbles collapse, they can cause pitting and erosion on the valve surfaces.
  • Foreign objects: Debris or foreign matter in the waste water can become lodged in the dual plate check valve and prevent it from closing properly or cause damage to the valve plates.
  • Improper installation: Failure to install the double door check valve correctly can result in misalignment, which can cause uneven wear or even prevent the valve from functioning properly.
  • Excessive flow rates: If the flow rate exceeds the dual check valve's design specifications, this can lead to premature wear and possible failure.
  • Improper material selection: If the valve material is not suitable for the specific wastewater treatment conditions, such as high chlorine or sulphur levels, it may cause premature failure.
  • Lack of maintenance: Regular inspection and maintenance are critical to the longevity of any valve. If maintenance is neglected, problems can go unnoticed until they cause significant damage.
  • Temperature Fluctuations: In some wastewater treatment processes, temperature fluctuations can occur, resulting in thermal expansion and contraction, which can cause stress in the valve material, resulting in stress in the valve material and potential damage.
  • Biofouling: In wastewater treatment systems, biological growth or biofouling can occur, resulting in the accumulation of biomass on valve surfaces, which can affect valve operation and potentially cause damage.
  • Chemical attack: Wastewater treatment often involves the use of various chemicals for treatment processes. If the valve material is not compatible with these chemicals, material degradation may occur.

To prevent damage and ensure the longevity of dual plate wafer check valves in water treatment plants, it's essential to select the right valve for the application, ensure proper installation and carry out regular maintenance and inspections. Addressing problems early can prevent more significant problems and system failures in the future.

Solutions:
● Material selection: Choose corrosion resistant materials such as stainless steel, duplex stainless steel or special alloys suitable for wastewater conditions.
● Regular maintenance: Periodically inspect and clean the valve to remove debris, accumulated solids, and biofouling.
● Install water hammer arrestors: These devices can absorb the shock wave caused by sudden valve closures, reducing the effects of water hammer.
● Correct installation: Ensure the valve is correctly aligned and installed according to the manufacturer's guidelines.
● Flow control: Use flow control devices to ensure that flow rates remain within the valve design specifications.
● Anti-cavitation design: Some valves are designed to minimise cavitation. Consider using these if cavitation is a concern.
● Use strainers: Installing strainers upstream of the valve can help filter out debris and larger particles, preventing them from reaching the valve.
● Temperature control: If temperature fluctuations are an issue, consider using insulation or other temperature control measures.
● Chemical compatibility: Ensure that the valve material is compatible with any chemicals used in the treatment process.
● Periodic inspections: Regular inspections can help identify and correct problems before they cause significant damage.
● Replace worn components: If parts of the valve, such as sealing surfaces, show signs of wear, consider replacing them before they fail.
● Training: Ensure that personnel are trained in the proper operation and maintenance of the valve to prevent misuse.

By proactively addressing these issues and implementing the suggested solutions, the longevity and functionality of dual plate wafer check valves in water and wastewater treatment systems can be ensured.
⊛ Proper Installation: Ensure the valve is correctly aligned and installed as per manufacturer guidelines.
⊛ Flow Control: Use flow control devices to ensure flow rates remain within the valve's design specifications.
⊛ Anti-Cavitation Design: Some valves are designed to minimize cavitation. Consider using these if cavitation is a concern.
⊛ Use Strainers: Installing strainers upstream of the valve can help filter out debris and larger particulates, preventing them from reaching the valve.
⊛ Temperature Control: If temperature fluctuations are a concern, consider using insulation or other temperature control measures.
⊛ Chemical Compatibility: Ensure the valve material is compatible with all chemicals used in the treatment process.
⊛ Regular Inspections: Periodic inspections can help identify and address issues before they lead to significant damage.
⊛ Replace Worn Components: If parts of the valve, like the sealing surfaces, show signs of wear, consider replacing them before they fail.
⊛ Training: Ensure that personnel are trained on the proper operation and maintenance of the valve to prevent mishandling.

By addressing these issues proactively and implementing the suggested solutions, the longevity and functionality of dual plate wafer type check valves in water and wastewater treatment systems can be ensured.

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Dual plate wafer type check valve for water and waste water treatment | Manufacturer of High-Quality Dual Plate Check Valves | Taiwan Valve Centre Co., Ltd.

Located in Taiwan since 1998, Taiwan Valve Centre Co., Ltd. has been a dual plate check valve manufacturer with all the valves sold to 1,500 clients in 80 countries worldwide. Main products, including dual plate check valves, dual plate full lining type, retainerless check valves, bypass check valves, short and long wafer check valves and spring wafer type for industries, such as oil, shipbuilding, seawater desalination, cooling system and nuclear.

TVCCL has a competitive pricing, reliable quality product and excellent after-sales support, well-down packing. We have received good reputation as being a well-known supplier in supplying reliable quality and competitive price check valves from customers. 20 years of experiences in producing dual plate check valve, excellent after-sales support, OEM / ODM, oil industry, shipbuilding, seawater desalination, cooling system, nuclear industry.

TVCCL, TAIWAN VALVE has been offering customers high-quality and durable industrial check valves for any applications since 1998, both with advanced technology and 25 years of experience, TVCCL, TAIWAN VALVE ensures each customer's demands are met.