---
title: "Acoustic cleaning system"
description: "An acoustic cleaning system is the engineered assembly that delivers programmed sound-wave cleaning to a defined area of industrial process equipment. A complete system bundles the acoustic cleaners themselves with their mounting hardware, compressed-air supply, pilot solenoid valves, a cycle controller or PLC interface, and any sound-attenuation enclosures required to meet noise-exposure limits at the work area."
canonical_url: "https://sylio.co/glossary/acoustic-cleaning-system"
last_updated: "2026-06-28T02:29:29.194Z"
---

An **acoustic cleaning system** is the engineered assembly that delivers programmed sound-wave cleaning to a defined area of industrial process equipment. A complete system bundles the [acoustic cleaners](/glossary/acoustic-cleaner) themselves with their mounting hardware, compressed-air supply, pilot solenoid valves, a [cycle controller](/glossary/cycle-controller-sequencer) or PLC interface, and any sound-attenuation enclosures required to meet noise-exposure limits at the work area.

## Typical scope of supply

A turnkey acoustic cleaning system specified for an [ESP](/glossary/electrostatic-precipitator), [baghouse](/glossary/fabric-filter), [SCR](/glossary/selective-catalytic-reduction) reactor or cement [preheater tower](/glossary/preheater-tower) usually comprises:

<table>
<thead>
  <tr>
    <th>
      Component
    </th>
    
    <th>
      Function
    </th>
  </tr>
</thead>

<tbody>
  <tr>
    <td>
      Acoustic cleaners (horns)
    </td>
    
    <td>
      Generate the cleaning sound wave
    </td>
  </tr>
  
  <tr>
    <td>
      Mounting flanges and nozzles
    </td>
    
    <td>
      Couple the horn to the vessel wall
    </td>
  </tr>
  
  <tr>
    <td>
      Solenoid valves
    </td>
    
    <td>
      Admit compressed air to each horn on demand
    </td>
  </tr>
  
  <tr>
    <td>
      Cycle controller / PLC interface
    </td>
    
    <td>
      Sequence horns by zone, duty cycle and dwell
    </td>
  </tr>
  
  <tr>
    <td>
      Compressed-air conditioning
    </td>
    
    <td>
      Filter, dry and regulate plant air
    </td>
  </tr>
  
  <tr>
    <td>
      Sound-attenuation enclosure
    </td>
    
    <td>
      Reduce external SPL at the work area
    </td>
  </tr>
  
  <tr>
    <td>
      Engineering, commissioning and tuning
    </td>
    
    <td>
      Match firing pattern to fouling behaviour
    </td>
  </tr>
</tbody>
</table>

## System-level versus single-horn purchasing

Plant operators often start by buying a single [sonic horn](/glossary/sonic-horn) to address one acute fouling location, then expand to a multi-horn system once the proof of concept is established. System procurement shifts the conversation from product specification to outcome — opacity compliance, [differential-pressure](/glossary/differential-pressure-baghouse) reduction, kiln availability, [catalyst life](/glossary/catalyst-masking) extension — and usually involves a sizing study, fouling-zone mapping, and integration with the existing [DCS](/glossary/dcs) or PLC.

## Why the distinction matters in procurement

Specifiers writing an RFQ should distinguish "acoustic cleaning system" — which covers cycle logic, air supply and integration — from "acoustic cleaner" or "sonic horn" — which covers the device alone. A horn supplied without a controller, without sized air supply or without a sequencing strategy will under-perform regardless of its individual specification.

## Related terms

- [Acoustic cleaner](/glossary/acoustic-cleaner)
- [Sonic horn](/glossary/sonic-horn)
- [Pneumatic acoustic cleaner](/glossary/pneumatic-acoustic-cleaner)
- [Cycle controller / sequencer](/glossary/cycle-controller-sequencer)
- [Compressed air](/glossary/compressed-air)