Should Cooling Towers Be Regularly Cleaned? How Often Should They Be Maintained?
Cooling towers are essential components in industrial cooling systems, helping to maintain operational efficiency and protect equipment from overheating. However, during operation, these systems can accumulate scale, algae, microorganisms, and dirt, reducing heat exchange efficiency, increasing energy consumption, and potentially damaging the system. Therefore, regular cleaning is necessary to ensure that cooling towers operate stably and efficiently.
1. Why Should Cooling Towers Be Regularly Cleaned?
Prevent Scale and Deposits
Water contains minerals such as calcium and magnesium, which can form scale inside pipes, reducing heat exchange efficiency.
Eliminate Algae and Microorganisms
The damp environment of a cooling tower is ideal for algae and bacteria growth, which can clog pipelines and degrade water quality.
Improve Cooling Efficiency
Scale and dirt deposits on cooling tower fill reduce heat exchange efficiency, causing the system to consume more energy.
Extend Equipment Lifespan
Regular maintenance and cleaning help prevent premature damage to the cooling tower and related equipment such as pumps and pipes.
Ensure Compliance with Operational Standards
Many industries must maintain cooling water quality to meet safety and environmental regulations.
2. How Often Should a Cooling Tower Be Cleaned?
The cleaning schedule depends on water quality, operating environment, and system load. Below are general recommendations for regular maintenance:
- External surface cleaning & general inspection: Every 1-3 months
- Cooling tower fill cleaning: Every 3-6 months
- Scale removal, algae, and microorganism treatment: Every 3-6 months
- Inspection of pumps, pipes, fans, and nozzles: Every 3-6 months
- Water replacement & chemical treatment: Every 1-3 months, depending on operating conditions
💡 Note: If the cooling tower operates in a dusty environment or with poor water quality, cleaning intervals should be shortened to prevent excessive buildup.
3. Cooling Tower Cleaning Process
Step 1: Shut Down the System and Drain Water
- Turn off the cooling tower’s power supply.
- Drain all water from the tank to remove sediment and dirt.
Step 2: Clean the Cooling Tower Fill
- Remove and soak the fill in a specialized descaling solution.
- Use a brush or high-pressure washer to clean.
Step 3: Clean the Water Basin and Tower Walls
- Apply chemical cleaners to remove scale and algae.
- Rinse thoroughly with high-pressure water.
Step 4: Inspect and Clean Fans & Nozzles
- Check fan blades and lubricate bearings to ensure smooth operation.
- Clean nozzles to prevent blockages.
Step 5: Refill Water and Apply Chemical Treatment
- Refill the system with fresh water.
- Add anti-scaling, anti-algae, and biocide chemicals to protect the system.
4. Choosing the Right Chemicals for Cooling Tower Cleaning
- Scale removers: Remove calcium and magnesium deposits on heat exchange surfaces.
- Algae and bacteria control chemicals: Prevent microbial growth.
- Corrosion inhibitors: Protect metal components from rust.
- Defoaming agents: Help control foam, especially if oil or grease enters the system.
👉 Use high-quality chemicals such as Maxtreat from Thermax (India) to ensure effective maintenance of the cooling tower.
5. Reliable Cooling Tower Cleaning Services in Da Nang
If you need professional cooling tower maintenance and cleaning services in Da Nang and surrounding areas, contact Reechem – a leading expert in industrial water treatment.
✅ On-site cleaning service – Ensuring a clean and stable system.
✅ Specialized chemical solutions – Safe and effective cleaning.
✅ Experienced technical team – Fast and professional support.
✅ Competitive pricing – Guaranteed high-quality service.
Contact Us for Consultation and Services
📍 Company: REECHEM CO., LTD.
📍 Address: 5th Floor, Lighthouse Building, 1254 Xô Viết Nghệ Tĩnh, Hòa Cường Nam Ward, Hải Châu District, Da Nang City
📞 Phone: 0236 391 88 68 / Hotline (Zalo): 0789 086 626
📧 Email: info@reechem.com.vn
🌐 Website: reechem.com.vn
