P-Wave
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High-power supersonic pressure waves

Supersonic pressure waves are generated with compressed air — no pure oxygen.

Fully automatic

An alternative to manual explosion cleaning. P-Wave generators operate fully automatically and integrate into existing plant control systems. Overcome the safety and cost limitations of manual explosion cleaning systems.

Combustion without detonation

The supersonic pressure waves are created when hot, high-pressure gas is released very quickly from the generator into the boiler. The initial energy comes from burning small amounts of propane (~20 g/shot) mixed with compressed air in the process chamber.

Adjustable pressure & power

Combustion pressures are typically set between 150 and 600 bar. The generator is designed and certified for 900 bar. Operators can program timing and strength, so cleaning is tuned to actual site requirements.

The effect of supersonic pressure waves
Reflection effect

Reflection effect

Pressure waves strike the heating surface and reflect, shearing deposits off the windward face.

Fouling / slag
Vibration effect

Vibration effect

The waves set the tube vibrating, so brittle deposits crack and fall away on every side.

Fouling / slag
How a power wave is generated
1Close piston (compressed air)
Close piston (compressed air)
2Fill fuel gas (propane)
Fill fuel gas (propane)
3Fill compressed air
Fill compressed air
4Ignition / combustion
Ignition / combustion
5Open piston (pneumatic actuator)
Open piston (pneumatic actuator)
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