Mexel TES:
Industrial Cooling & Preservation Solutions

Engineering efficiency. Verifying results.

Start Your Efficiency Journey

Cooling-Water Efficiency: A Multi-Sector Challenge

Power Generation

Condenser fouling → heat rate penalties

Mining & Industrial

Scale and corrosion → unplanned downtime

All Sectors

Rising water costs, sustainability pressure

Across industries, cooling-water inefficiency costs millions in fuel, water, and lost production

TES Dosing Installation

South African Engineering Excellence

  • Engineering-first approach: Founded by thermal engineers, not chemical salespeople
  • Verification mindset: ASME PTC 12.2 aligned performance testing
  • Integrated solutions: Chemistry + IoT hardware + measured accountability
  • Local expertise: South African company serving power, mining, and industrial sectors
We don't sell chemistry. We deliver verified efficiency.

Integrated Thermal Efficiency Solution

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Chemistry

Mexel®432 film-forming technology

Non-oxidant, biodegradable formulation

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Hardware

IoT-enabled dosing systems

Real-time monitoring & control

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Verification

ASME PTC 12.2 aligned methodology

Measured performance guarantees

Not just chemistry. Not just monitoring. Verified results.

One Molecule, Multiple Actions

Mexel®432: Proprietary filming polyamine emulsion with universal industrial applications

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1. Dispersant (Mud/Silt)

  • Keeps compressor jackets clean (Mining)
  • Prevents particulate buildup in narrow channels (All sectors)
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2. Anti-Corrosion (Preservation)

  • Instant protection against pitting during downtime
  • Prevents under-deposit corrosion in critical circuits (Mining & Smelters)
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3. Anti-Fouling (Biofilm)

  • Stops Legionella and scaling in cooling towers (Data Centers)
  • Controls biological growth in all cooling systems
"Surface interface activity: Works where water touches metal, not throughout the entire water volume"
TES IoT Dosing Controller

IoT Dosing Hardware

Precision Delivery & Real-Time Control

  • Automated dosing systems with IoT connectivity
  • PFMA-compliant design (Pressure Equipment Regulations)
  • Remote monitoring dashboard (water quality, dosing rates, system health)
  • Fixed-cost supply model (chemistry + hardware + support)
  • Integration with plant SCADA/DCS systems
"Remove the guesswork. Dose precisely what you need, when you need it."

ASME PTC 12.2 Aligned Verification

Facility: 500MW coal-fired unit, South Africa

Challenge: Declining condenser efficiency, rising heat rate

50% TTD Reduction (8.2°C → 4.1°C)
+15 kPa Vacuum Recovery
2.3% Heat Rate Improvement
100% Availability Maintained

Performance measured using plant instrumentation, verified against ASME PTC 12.2 thermal performance test standards

Economics of Efficiency

  • Fixed-cost supply model: Chemistry + hardware + support in one contract
  • No capital expenditure: Equipment provided as part of service
  • Measurable ROI: Heat rate improvements translate directly to fuel savings
  • Risk mitigation: Performance guarantees backed by verification data
  • Carbon credit potential: VCS-compliant efficiency methodologies available

Example Economics

Typical Payback: 6-12 months

Annual Savings: R2-5M per 100MW

Maintenance: Reduced forced outages

Engineering Truth, Not Marketing Claims

1

Transparent Methodology

  • ASME PTC 12.2 alignment
  • Plant instrumentation, not vendor-supplied data
  • Independent third-party verification available
2

Continuous Monitoring

  • Real-time dashboards
  • Historical trending and reporting
  • Early warning alerts for deviations
3

Contractual Accountability

  • Performance guarantees in SLA
  • Measured targets (TTD, vacuum, cleanliness factor)
  • Service credits for under-performance
We don't just promise efficiency. We prove it.

One Chemistry, Multiple Industries

1

Power Generation

Application: Condensers & Auxiliary Cooling

Benefit: Restored back pressure (4.5 kPa gain), heat rate recovery

Metric: TTD reduction, vacuum improvement

2

Mining & Smelters

Application: Furnace cooling circuits, compressors, underground chillers

Benefit: Prevent under-deposit corrosion and blockages in critical narrow channels

Metric: Uptime maintenance, cooling loop integrity

3

Data Centres

Application: Cooling towers & heat exchangers

Benefit: PUE optimization (Power Usage Effectiveness) + Legionella compliance

Metric: Energy efficiency, regulatory compliance

4

Preservation (Mothballing)

Application: Idle plant & standby units

Benefit: Instant protection against pitting during downtime

Metric: Asset preservation, restart readiness

From active production to planned downtime—one solution, verified results

From Audit to Optimization in 4 Steps

1

Technical Audit (Week 1-2)

Site visit, assessment, baseline measurement

2

Pilot Program (Month 1-3)

Install hardware, begin treatment, establish monitoring

3

Verification (Month 3-4)

ASME testing, document gains, calculate ROI

4

Full Deployment (Month 4+)

Long-term contract, ongoing optimization

Start Your Efficiency Journey

1. Schedule a Technical Audit

No-obligation site assessment & baseline analysis

2. Request a Pilot Program

90-day proof-of-concept with measured data

3. Discuss Your Challenges

Technical consultation & optimization review

Email: info@mexelenergysustain.com

Phone: +27 79 464 8298

WhatsApp: Chat with Engineering

Website: mexelenergysustain.com

Engineering efficiency. Verifying results. Delivering value.