Industrial Silencers

Maximum acoustic attenuation with minimal aerodynamic resistance

SIEMPELKAMP Industrial Silencers

Industrial silencers from Siempelkamp Industrial Fans are essential components for complying with strict noise protection regulations and for protecting people and the environment. The acoustic concepts are individually tuned to the specific frequency spectra of the centrifugal fans and the fluid-dynamic requirements of the overall plant. Quality Made in Germany ensures a precise design that combines high sound attenuation with minimal aerodynamic resistance, thus ensuring the efficiency of the entire process air system.

Developing effective silencer systems requires a deep understanding of acoustics and fluid mechanics. In modern industrial plants, noise protection is not only a regulatory necessity but also an important factor for occupational safety and the acceptance of industrial sites. The designs from Siempelkamp Industrial Fans are characterized by reducing sound power precisely where it originates, without negatively affecting the energy performance of the fan due to unnecessarily high pressure losses.

The portfolio includes various types, which are used depending on the space available and the acoustic requirements. Splitter silencers offer a high absorption area due to their modular design and are ideally suited for large volume flows in rectangular ducting systems. Tubular silencers, on the other hand, are the preferred solution for circular cross-sections and are characterized by a compact, aerodynamically favorable shape. A special feature is the filter-silencer units, which combine two functions in one housing: the high-efficiency purification of process air and the simultaneous reduction of noise emissions at the inlet or outlet area.

As part of the full-service solutions, the acoustic design is carried out as early as the planning phase using state-of-the-art simulation methods. This ensures that the silencers harmonize perfectly with the Industrial Fans, the Inlet Vane Controls, and the subsequent Industrial Ducting Systems. If necessary, these measures are supplemented by Industrial acoustic enclosures or special Industrial Insulation to realize a seamless noise protection concept. The integration of accessories such as Industrial Expansion Joints or Industrial Filter Units is also accommodated without interface issues. Furthermore, the Repair, Service & Maintenance area ensures the long-term integrity of the sound-absorbing materials worldwide to guarantee continuous compliance with emission values.

Technical Highlights at a Glance:

  • Types: Splitter silencers, tubular silencers, and combined filter-silencer units.
  • Acoustics: Individual design tuned to specific frequency spectra for maximum insertion loss.
  • Energy Efficiency: Flow-optimized splitter and core geometries to minimize pressure drop.
  • Materials: Use of high-quality absorption materials, optionally abrasion-resistant and moisture-repellent.
  • Safety: ATEX-compliant designs realizable for explosion-hazardous areas.
  • Geometry: Flexible adaptation to round or rectangular ducting systems as well as inlet towers.
  • Advantages: Compliance with statutory limits, protection of employees, and optimization of life cycle costs through low inherent resistance.

Frequently Asked Questions

We offer vibration measurements, characteristic curve measurements, bearing and sound analyses. This allows us to ensure optimal operational readiness of the products.

We manufacture products tailored to the individual requirements and specifications of our customers. Please feel free to contact us and let our experienced team advise you on finding the right, customized solution for you.

Yes, for potentially explosive atmospheres we manufacture radial fans that comply with ATEX directives and therefore meet all necessary safety requirements.

Yes, Siempelkamp Industrial Fans offers a complete service package for industrial fans and dampers from all manufacturers. This includes, for example, the inspection and repair of fans and system components, as well as troubleshooting. Our competent and experienced service specialists are deployed worldwide and will address your request as quickly as possible.

Your contact persons

Holger Grebbin
Head of Sales, Fan Manufacturing

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Let one of our experts provide you with a free, no-obligation consultation regarding your requirements. Rely on quality made in Germany and personalized support. Our team looks forward to answering your questions and working with you to plan the optimal component for your process.

References & Project Examples

Industrie-Ventilatoren

Fan for a strip galvanizing plant