¿Qué es la atenuación acústica?
La atenuación acústica es una reducción del sonido por absorción. La energía del sonido se transforma en calor (energía). En la atenuación acústica, el medio utilizado para controlar el ruido se calienta. Tanto el material utilizado para absorber el sonido como el ángulo en que el sonido incide en el material desempeñan un papel importante en la eficacia de esta técnica.
¿Qué es la amortiguación acústica?
La amortiguación acústica obstruye el sonido reflejando las ondas fuera de la zona. Las paredes, puertas y ventanas son ejemplos de ello, ya que impiden que las ondas sonoras pasen a través de ellas, haciéndolas rebotar en otra dirección. El grosor del material y su densidad también influyen en su eficacia.
Recapitulando: la atenuación acústica absorbe el sonido, mientras que la amortiguación acústica lo refleja. Ambas son estrategias eficaces de control del ruido que pueden utilizarse en función de la situación.
Paquetes de atenuación para máquinas Minetek
En Minetek fabricamos los equipos mineros más silenciosos del mundo. Con más de 1.500 máquinas mineras atenuadas, nuestro experimentado equipo se desplazará a su emplazamiento para la certificación e instalación de su. paquete de atenuación acústica.
El objetivo de cualquier solución de sonido de Minetek es desarrollar soluciones flexibles que no sólo permitan atenuar el ruido en la maquinaria minera, sino que también sean innovadoras en el diseño para reducir el peso de cualquier componente añadido sin comprometer la integridad de la máquina y sin comprometer el flujo de aire, el mantenimiento y la capacidad operativa.
Minetek entiende que las experiencias negativas con un diseño incorrecto del flujo de aire pueden causar lo siguiente
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- Disminución del rendimiento y sobrecalentamiento
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- Un exceso de vibraciones puede provocar un ruido excesivo
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- Fallo del equipo
Conocemos las causas habituales del funcionamiento deficiente de un ventilador/sistema
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- Condiciones de entrada o salida inadecuadas
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- Flujo de entrada o salida no uniforme
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- Efecto del sistema
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- Efecto perjudicial sobre el rendimiento del ventilador debido a perturbaciones del flujo de aire en las proximidades del ventilador, ya sea aguas arriba o aguas abajo.
Minetek entiende los problemas asociados al coste del tiempo de inactividad
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- Nos aseguramos de que cada kit de atenuación acústica se diseñe teniendo en cuenta la facilidad de mantenimiento, garantizando que los puntos de mantenimiento y servicio sean fácilmente accesibles.
Pruebas de ruido reglamentarias
Minetek ofrece una gama completa de opciones de pruebas de ruido para cada cliente minero con el que trata. Trabajamos en estrecha colaboración con nuestros clientes para desarrollar soluciones prácticas de mitigación que sean viables para la empresa minera y puedan demostrar que cumplen las expectativas normativas y de la comunidad. Todos los tipos de pruebas de ruido, incluidas las pruebas de conformidad con la norma ISO 6393/6395, pruebas de intensidad sonora, detección de flotas móviles y exposición al ruido de los operarios.
Componentes de renovación y sustitución
Minetek ofrece la renovación total o la sustitución de paquetes acústicos y componentes de escape. Componentes como los medios acústicos, los sistemas de escape, los vanos motor y los capós de la maquinaria minera pueden sustituirse o renovarse para reducir los niveles de ruido. Minetek almacena muchos atenuadores de radiador de repuesto, paquetes de escape y kits de medios en nuestros almacenes situados tanto en Sydney como en Perth, Australia.
Secure Compliance Outcomes With Expert Noise Attenuation/Source Attenuation
Noise attenuation/source attenuation is crucial in industries like mining and power generation. That’s why Minetek stands ready to provide solutions, whether it’s a Caterpillar muffler, Aletek exhaust or another engineered option for your site’s OEM system.
You need proven sound control that starts at the source.
Noise attenuation reduces sound emissions directly at the machinery’s origin point.
Sound attenuation treatments target intense noise energy produced by engines, exhaust systems, cooling mechanisms, mechanical processes and more.
Addressing noise before it can disperse, these solutions create an environment where noise power is reduced more effectively and in a predictable manner. This means you obtain measurable decibel reductions across operational space.
A direct-origin approach also enables more accurate compliance modelling and site noise forecasting.
Source-based solutions offer the most direct pathway to achieving industrial noise compliance.
When aligning with regulatory expectations for effective environmental noise management in industrial settings, addressing noise directly at its source lessens the burden of imposing extensive perimeter measures or administrative interventions.
When it comes to noise control solutions for mining and other operations, this approach helps you meet approval conditions and maintain noise limits more consistently and reliably. As a result, operators gain confidence that compliance can be maintained without compromising operational continuity.
Uncontrolled equipment noise creates compliance and operational risk.
Excessive industrial noise exposure increases regulatory, environmental and approval risks.
Industrial activities must adhere to stringent environmental noise regulations. These rules protect workers, communities and ecosystems from harmful exposure. Ignoring excessive equipment noise exposes operations to penalties, operational shutdowns or delays in securing necessary site approvals.
Moreover, ongoing noise mitigation and monitoring efforts are crucial to meet evolving regulatory standards. If you’re considering solutions such as engine bay panels down the line, you can reconsider your reactive approach. That’s because proactive measures for noise attenuation/source attenuation minimise the risk of enforcement and enhance your reputation for environmental stewardship.
High sound emissions affect workforce safety, community relations and project continuity.
Without noise attenuation/source attenuation, prolonged exposure to loud industrial noise compromises employee health and safety.
This situation can lead to hearing loss, stress, fatigue and a decline in work performance. In addition to harming workers directly, excess noise levels interfere with crucial communication, hinder the ability to recognise warning signals and increase the likelihood of workplace accidents.
Beyond your facility’s borders, noise also spreads, disturbing nearby communities. This creates dissatisfaction and potential opposition, complicating efforts to expand or maintain ongoing operations.
Minetek delivers global expertise and innovation in acoustic attenuation.
We’re a global leader delivering innovative and cost-effective air, water and sound solutions.
Our team is internationally recognised for delivering integrated environmental and operational solutions across mining, oil and gas, and heavy industry. Whether it’s a package with belly panels for noise reduction, land-based evaporators for water control or cutting-edge fans for ventilation, our solutions are specifically engineered to fit compliance-driven environments.
With more than 2,800 successful projects completed across over 60 countries, we demonstrate proven scalability and delivery reliability across diverse site conditions. Our global operational footprint enables rapid deployment, localised expertise and ongoing technical support wherever clients operate.
M-STEALTH™ delivers advanced, site-specific noise attenuation technology.
Designed for noise attenuation/source attenuation from heavy industrial and mining equipment, M-STEALTH™ employs advanced sound intensity testing and acoustic visualisation. These help identify and tackle dominant noise frequencies, so the most disruptive elements are effectively managed.
The solution’s site-specific customisation optimises industrial noise control without compromising machinery’s essential functions like airflow, payload capacity and OEM backpressure requirements.
If you’re looking into Aletek sound suppression or engine noise management for other OEMs, we deliver a significant reduction in harsh frequencies while supporting stringent regulatory compliance and productivity levels.
Preguntas más frecuentes (FAQ)
How does source attenuation differ from noise barriers?
With source attenuation technology for heavy machinery or equipment, the solution targets excess sound at its source. On the other hand, noise barriers are installed along the transmission path to block or deflect sound before it reaches receptors, such as workers or nearby communities.
Simply keep in mind that barriers deal with noise after it has spread, which means factors like terrain and weather can influence effectiveness. As for noise attenuation/source attenuation, it reduces the total noise power from the start and often leads to more consistent and comprehensive outcomes.
What industries use noise attenuation/source attenuation most?
Sectors with loud, continuous machinery rely heavily on industrial sound solutions, such as dual skin exhaust systems. For instance, the mining, oil and gas trades use machines such as compressors, turbines and haul trucks that operate non-stop.
Companies in these fields also frequently operate near sensitive zones where machinery noise reduction at the source is essential for maintaining approvals and smooth operations. As industries expand, noise attenuation/source attenuation remains a key strategy for maintaining compliance and peace.
Will noise attenuation/source attenuation affect equipment performance?
Solutions like the M-STEALTH™ system are specifically designed to bring down noise levels without hindering your machinery’s critical functions. They’re tailored to maintain important operational parameters such as airflow, back pressure and payload capacity, which means you can have quieter operations without sacrificing performance.
Engineering, design and implementation backed by over 150 years of combined experience
Minetek brings a wealth of multidisciplinary expertise to the table.
When it comes to noise abatement and control in Australia, our team excels in engineering, mechanical design, manufacturing and field implementation. This extensive background ensures that we can deliver robust attenuation solutions, tailored to complex operational landscapes.
Our in-depth knowledge also facilitates accurate diagnostics and smooth system integration for long-term solution reliability. At the end of the day, clients can rely on proven engineering methodologies that effectively translate compliance needs into practical solutions.
If you’re in need of sound noise mitigation solutions for industrial vehicles and beyond, including a construction noise barrier or exhaust muffler, book a call with us today.