# Pressure and flow recovery: Overview

Catching the power hidden in pipes and pressure valves

Source page: https://www.materialinsights.org/energy/e_pressure_recovery/overview/

What this tile covers Turning surplus gas or water pressure into power.

#### Key facts

| **Waste energy** | Pressure |
|---|---|

#### Included from the reference tables

- Turbo-expanders at gas pressure-letdown stations
- In-pipe hydro turbines
- Pumps as turbines
- Pressure exchangers in RO desalination
- Compressed-air heat recovery

#### Also in Pressure, motion and waste fuels
[Rgn Regenerative braking and motion recovery](https://www.materialinsights.org/energy/e_regen_braking/)[Flr Flare and off-gas recovery](https://www.materialinsights.org/energy/e_flare_recovery/)[WtE Waste-to-energy](https://www.materialinsights.org/energy/e_waste_to_energy/)[Cold LNG cold and cryogenic recovery](https://www.materialinsights.org/energy/e_lng_cold/)

Explore paths from here
 More on this tile in the tabs above: science and thermodynamics, engineering and integration, economics and contracts, impact and additionality, what to track.

## Other sections

- [Summary](https://www.materialinsights.org/energy/e_pressure_recovery/index.md)
- [Correlation](https://www.materialinsights.org/energy/e_pressure_recovery/correlation/index.md)
- [Science and thermodynamics](https://www.materialinsights.org/energy/e_pressure_recovery/rc-sci/index.md)
- [Engineering and integration](https://www.materialinsights.org/energy/e_pressure_recovery/rc-eng/index.md)
- [Economics and contracts](https://www.materialinsights.org/energy/e_pressure_recovery/rc-econ/index.md)
- [Impact and additionality](https://www.materialinsights.org/energy/e_pressure_recovery/rc-impact/index.md)
- [What to track](https://www.materialinsights.org/energy/e_pressure_recovery/tracking/index.md)
- [Relationships](https://www.materialinsights.org/energy/e_pressure_recovery/links/index.md)