Heat Driven Water Systems
Proven in the Field
Thermal desalination systems delivered across coastal communities, power plants, research facilities, and remote island environments.
Engineering Freshwater Through Thermal System
Vapour Desal Technologies has delivered thermal desalination systems across coastal communities, power plants, research facilities, and remote island environments where freshwater availability, operational reliability, and material durability are critical.
Our projects demonstrate how heat — whether from solar fields, power plant exhaust, nuclear facilities, or natural ocean thermal gradients — can be converted into dependable industrial-quality water supply across diverse environments.
Each installation is engineered to suit site-specific constraints including salinity levels, heat source characteristics, logistics, and long-term operational requirements.
All Thermal Desalination Projects
Lakshadweep Islands — Low Temperature Thermal Desalination (LTTD)
Quick Facts
| Parameter | Value |
|---|---|
| Location | Lakshadweep Islands |
| Capacity | 3 × 150 m³/day (450 m³/day total) |
| Technology | Low Temperature Thermal Desalination |
| Energy Source | Ocean thermal gradient |
| Execution Period | 2018–2024 |
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🎯 Project Requirement
Provide a sustainable freshwater solution for remote island communities where conventional water sources are limited.
🔧 Engineering Approach
✅ Outcomes
📐 Technical Parameters
- Deep-sea intake pipeline length: approx. 850–1200 m
- Cold water intake depth: approx. 350–400 m
- Vacuum operation enables low-temperature evaporation
NTPC Simhadri — Flue Gas Heat Recovery Desalination
Quick Facts
| Parameter | Value |
|---|---|
| Location | Simhadri, Andhra Pradesh |
| Capacity | 120 m³/day |
| Technology | LTF-MED |
| Energy Source | Flue gas heat recovery |
| Execution Period | 2017 |
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🎯 Project Requirement
Recover low-grade waste heat from flue gas to produce freshwater and reduce water dependency.
🔧 Engineering Approach
✅ Outcomes
📐 Technical Parameters
- Gained Output Ratio: 5
- Effects: 6
- Shell material: Duplex Steel 2304
- Tubes: Titanium SB 338 Gr 2, Aluminium AL5052
OSCOM IREL, Odisha — MED-TVC Plant
Quick Facts
| Parameter | Value |
|---|---|
| Location | OSCOM, IREL Odisha |
| Capacity | 2 × 250 m³/day |
| Technology | MED-TVC |
| Energy Source | Boiler steam |
| Execution Period | 2020–2023 |
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🎯 Project Requirement
Provide high-reliability desalination capacity to support mineral processing operations in a coastal environment requiring consistent water quality and supply.
🔧 Engineering Approach
✅ Outcomes
📐 Technical Parameters
- GOR: 10
- Effects: 6
- Shell: SS 316L
- Tubes: Titanium SB 338 Gr 2
RAMDAS Solar Thermal Desalination Plant
Quick Facts
| Parameter | Value |
|---|---|
| Location | Narippaiyur, Ramanathapuram |
| Capacity | 144 m³/day |
| Technology | Solar MED-TVC |
| Energy Source | Solar LFR + Biomass boiler |
| Execution Period | 2011 |
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🎯 Project Requirement
Provide municipal drinking water for a coastal community using renewable solar energy — ensuring continuous operation despite variable solar input.
🔧 Engineering Approach
✅ Outcomes
📐 Technical Parameters
- GOR: 10
- Effects: 6
- Shell: Duplex Steel 2304
- Tubes: Titanium SB 338 Gr 2, Aluminium AL5052
Discuss Your Thermal Desalination Requirement
Whether you have waste heat, solar energy, or steam available — we can engineer a thermal desalination system that delivers reliable, high-quality freshwater for your application.
