Devices that transfer pressure energy from the RO concentrate stream back into the feed, reducing specific energy consumption without changing the separation.
- Active
- Partial
- mature
Energy & Alternative Supply
Where the energy comes from, and how it is recovered.
Renewable coupling, waste-heat integration and energy-recovery devices. Where an energy-recovery calculation exists it is exposed through the RO tools rather than as a separate technology page.
5 technologies in this category · 2 with an EngiMetric quantitative model
An RO plant whose electrical demand is supplied by photovoltaic generation, usually with storage. Orientation only; no EngiMetric energy model.
- Information only
- Partial
- established
Concentrating solar power driving a thermal desalination cycle. Research-to-early-commercial; EngiMetric models no part of it.
- Research
- Not quantitatively modeled
- research
Desalination driven by low-grade heat already available on site, typically from power generation or process exhaust. Orientation only.
- Information only
- Not quantitatively modeled
- mature
Cogeneration CHP
Simultaneous generation of electricity and heat, where the heat is used by a thermal desalination cycle. Orientation only.
- Information only
- Not quantitatively modeled
- mature