Sensors & Transducers


The power of wireless vibration monitoring in mining

I&C July 2024 Sensors & Transducers


Neels van der Walt.

In the dynamic landscape of modern mining, wireless vibration monitoring is ushering in a new era of asset management and fault prevention. Over the past two years, advancements in sensor technology have significantly enhanced the capabilities of remote monitoring, driving the rise of autonomous mining and drilling operations. This not only improves efficiency but also ensures a safer and more reliable working environment.

Wireless vibration sensors represent a leap forward from traditional wired sensors. They monitor the health of mining equipment by detecting and analysing vibrations that indicate potential faults. Unlike their wired counterparts, wireless sensors offer ease of installation, scalability, and reduced maintenance requirements, making them indispensable in modern mining operations.

Recent advancements have made them more reliable and efficient. Improved battery technology, enhanced connectivity and rugged designs tailored for harsh environments have transformed how mining operations monitor their critical assets. These sensors can now be deployed rapidly, and integrate seamlessly with existing monitoring systems, providing real-time data crucial for maintaining equipment health.

Advantages of wireless vibration sensors

One of the most significant advantages of wireless sensors is the simplicity of installation. Traditional wired systems require extensive infrastructure, including trenching, cabling and setting up installation points, which can be both costly and labour-intensive. In contrast, wireless sensors can be installed quickly by the existing workforce, minimising disruption to mining operations. This ease of installation translates into lower setup and maintenance costs compared to wired solutions.

Wireless sensor systems offer unmatched scalability. As mining operations expand or, monitoring needs evolve, additional wireless sensors can be integrated smoothly into the existing system. This adaptability is particularly valuable in large-scale mining environments, where the ability to adjust quickly to changing conditions can significantly enhance operational efficiency and machine uptime.

Wireless sensors feature user-replaceable batteries with long lifespans, reducing the need for frequent replacements. The absence of cables and connectors also means fewer components that can fail or require maintenance, making the system more robust and reliable over time.

Transforming mining operations

Wireless vibration sensors enhance safety by enabling early detection of potential equipment failures. By monitoring critical components such as bearings and gearboxes, these sensors provide instant feedback on anomalies, allowing for pre-emptive maintenance actions. This reduces the risk of catastrophic failures, particularly in hazardous locations like underground mines.

Unexpected shutdowns are costly in terms of both lost production and emergency repairs. Wireless sensors offer continuous monitoring and precise data on machine health, facilitating a shift from reactive to prognostic maintenance. This approach schedules maintenance based on actual equipment conditions, reducing downtime and lowering overall maintenance costs.

In addition to fault detection, wireless sensors contribute to optimising equipment performance. They measure critical parameters such as acoustic emissions and temperature, enabling maintenance professionals to make informed decisions that enhance machine longevity and efficiency.

Wireless vibration sensors support the digital transformation of mining operations by providing real-time analytics. Combined with AI and prescriptive analytics, this data offers deep insights into equipment performance and operational effectiveness. Such data-driven decision making leads to improved productivity and performance monitoring.

Key features

Some of the important features are:

Rugged design and durability: Mining environments are notoriously harsh, demanding equipment that can withstand extreme conditions. Wireless vibration sensors are designed with durability in mind, featuring high G-range robustness and IP68-rated dust and water resistance. This ensures they can operate reliably even in the most challenging conditions.

Seamless connectivity: These sensors provide seamless wireless connectivity, transmitting real-time data to digital platforms or other IIoT systems. The live vibration tracking allows for immediate responses to potential issues, optimising performance and increasing task efficiency.

Flexibility and expandability: Wireless systems are inherently flexible and scalable, making them ideal for the dynamic needs of mining operations. Additional sensors can be easily added or replaced, enhancing the system’s capabilities and providing more detailed analytics.

Real-time data transmission: Wireless vibration technology offers real-time feedback, transmitting data on vibrations and surface temperatures. This capability is crucial for remote monitoring and precise fault identification, enabling proactive maintenance strategies.

Interoperability with existing systems: Wireless sensors can integrate with existing data historians through compatible protocols like REST-API or MQTT. This allows for centralised data aggregation and analysis, providing actionable insights that drive innovation in mining operations.

The integration of wireless vibration sensors in mining represents a significant advancement in operational efficiency and safety. Their ease of installation, scalability, and robust design make them an essential tool for modern mining operations. By providing real-time data and enabling proactive maintenance strategies, wireless vibration sensors not only enhance equipment performance, but also ensure a safer and more reliable mining environment.


Credit(s)



Share this article:
Share via emailShare via LinkedInPrint this page

Further reading:

Leaders in sensor technology
Gail Norton Instrumentation Sensors & Transducers
Photoelectric eyes have always needed perfect working conditions, but in the workplace there is no such thing. Steam, water, light and dirt interfere with most photoelectric eyes, but never with a Telco sensor.

Read more...
Sensors for blocked or empty chute detection
Gail Norton Instrumentation Sensors & Transducers
The Telco Sensors system, used for blocked chute detection, consists of a PA 11 photoelectric amplifier with transmitter (LT) and receiver (LR).

Read more...
Oil quality sensors for lubrication management
Sensors & Transducers
In an era where operational efficiency and machine health are critical, oil quality sensors are indispensable tools for successful lubrication management.

Read more...
Avoiding the pitfalls of PLC and scada control system integration
Iritron System Integration & Control Systems Design
Upgrading your control system by integrating PLCs with scada systems should be a simple seamless process. Regrettably, the industry is plagued with control system integration and upgrade myths and misconceptions that can lead to liability issues, project delays, cost overruns and decreased plant performance.

Read more...
RFID read/write heads and tags in miniature format
Turck Banner Southern Africa Sensors & Transducers
Turck Banner is expanding its RFID product portfolio with four read/write heads in an M12 housing, and an in-metal tag in the compact 4 x 3 millimetre format.

Read more...
Oil humidity sensor for maximum efficiency
ifm - South Africa Sensors & Transducers
The oil humidity sensor continuously measures the relative humidity and temperature of oil. This enables plant operators to carry out condition-based changes and maintenance, thereby avoiding damage to a plant due to reduced cooling or lubricating action.

Read more...
New generation of inductive standard sensors
Pepperl+Fuchs Sensors & Transducers
More than 60 years ago, the invention of the proximity switch revolutionised the automation industry. Pepperl+Fuchs is now taking ‘the original’ to a new level, and has developed a portfolio of three-and four-wire sensors with unparalleled variance.

Read more...
Revolutionary radar for distance and speed measurement
ifm - South Africa Sensors & Transducers
Sensor technology specialist, ifm has launched its latest innovation, the R1D100 Radar. This state-of-the-art radar sensor offers simultaneous detection of distance and speed, setting a new standard in the industry.

Read more...
Sensors for chute monitoring
Gail Norton Instrumentation Sensors & Transducers
In many industries there is a problem for photoelectric sensors. The highly contaminated environment makes it difficult for them to operate reliably. Telco sensors overcome this problem through powerful high-performance infrared sensors that ensure penetration of harsh pollution, guaranteeing reliable detection.

Read more...
Custom solutions for pressure measurement
Instrotech Sensors & Transducers
Wherever pressure sensors are needed, a solution can normally be found in the Keller product catalogue. However, there are often great benefits to optimising a product specifically for integration and use in complete existing systems.

Read more...