Underground Mine Production

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Bring near real-time visibility to LHD Operations

An inability to adequately identify obstacles and structural hazards prior to and during Load Haul Dump or LHD (also known as scooptram or bogger) operation can lead to accidents and incidents that have significant safety, production loss and cost impacts.

Developed in partnership with Mining Plus, Hovermap’s LHD solution makes underground mine production faster and safer by bringing near real time visibility to LHD operations.

LHD incidents are all too common – with significant consequences

LHD’s play an integral role in the efficiency and productivity of underground mining operations, providing a flexible and effective means of material handling for ore extraction, development work and backfilling, as well as road maintenance. However, accidents relating to LHD use are all too common.

Blind spots, poor lighting and a limited field of view offered by 2D camera solutions either from the LHD cab itself or when operated remotely result in an inability to identify obstacles and structural hazards – both prior to and during LHD operation. 3D scans of production areas require specialized surveying skills & equipment, and with limited data capture opportunities and extensive processing time required, decisions can take days.

The safety, productivity and cost impacts of this inability to identify hazards can be considerable. Loose rocks on side walls, loose mesh or worse, fall of ground, where the area the equipment is operating in begins to cave in, can have significant consequences for both personnel and equipment. Operating equipment repeatedly over the same area can create ruts that immobilize the LHD. Stuck or lost equipment costs operators tens of thousands of dollars for every hour of lost production, or several million dollars a year, as well as recovery costs. And there can be a long wait for replacement equipment if an LHD is damaged or ‘lost’ adding to the productivity and cost impacts. If equipment is recoverable, there is a loss of production in that ore area that can cause blending problems or a temporary shutdown of recovery processes.

The Emesent Solution

Hovermap’s LHD solution makes underground mine production faster and safer by bringing near real time visibility to LHD operations. Empowering operators with an advanced 3D analysis tool, the solution enables them to make faster, better decisions as they go, as well as allowing safe and efficient LHD operations from the surface while removing personnel from potential harm.

Connecting easily and securely to the LHD via a purpose built mount, Hovermap enables an operator to remotely conduct a 360 degree scan of the working face and visualize results in near real time for analysis, allowing them to safely identify obstacles and complex structural issues before they become a problem.

Once attached to the LHD and connected to the network, Hovermap can scan the area in minutes while the equipment is being moved and transmit the data to the remote operator on the surface via onboard wifi, for a full visualization in minutes for analysis. This allows issues to be pre-emptively addressed prior to any impacts, reducing any risk to production. Hovermap also integrates into advanced network operations, including Sandvik Automine.

  • Minimize blind spots

    Fast, safe 360 degree visualization of a stope without the blind spots, no light required.

  • Safer operations

    Conduct a Hovermap scan and view outputs remotely, without putting personnel in harm’s way.

  • Near real time 3D visualization

    Three-dimensional visualization to identify loose rocks, structural hazards, and rill angles.

  • Reduce downtime

    Rapid data capture without the need for a drone or to wait for a surveyor on dayshift – the simple design means a user can create accurate stope scans in minutes, with limited training.

  • Maximize production

    Reduce LHD downtime, by avoiding rockfall or similar instability incidents, while benefiting from the ability to identify remaining volumes and plan equipment relocation more efficiently.

  • Cost savings

    Minimize LHD repair, replacement or recovery costs.

Faster, safer LHD operations

Rapidly identify obstacles and structural hazards to advance safety and improve productivity in LHD operations.

  • Purpose built mount

    Complete with magnetic mounting pads and rugged pelican case lets users attach Hovermap to an LHD in minutes

  • View high definition surveys in minutes

    Zoom, rotate, pan, and clip using the LHD optimized version of the Commander app

  • Stream as you scan

    With a 3D visualization of the environment via the Commander app as you scan

  • High definition 3D visualization

    Enabling easier identification and analysis of hazards

  • Extended range

    Up to 300m range and 360 degree field of view gives operators a complete map of the stope, even in the dark

Applications

Underground mining is inherently dangerous but as mine operations have gone deeper, and geomechanical conditions therefore become more extreme, hazards are ever increasing. Emesent’s LHD solution gives 360 degree visibility in minutes to identify:

  • Loose rocks on side walls or loose mesh
  • Fall of ground
  • Hanging wall material, suspended obstacles
  • Loose or dangerous rocks or other obstacles
  • Unstable tunnel roof in open stope areas
  • Uneven or rutted ground that can cause the bogger to become stuck
  • Rill Angle
  • Change to structure
  • Angle of draw point
  • Rocks on the floor
Case study
Advancing Safety and Productivity in LHD Operations: Byrnecut Global shows what is possible

Whilst essential to underground mining, Load-Haul-Dump (LHD) machines are generally operated in hazardous, low-visibility conditions, which not only impacts productivity, but increases risk.

Recognizing the potential for enhanced safety, productivity, and cost savings, leading specialized underground mining contractor Byrnecut Global partnered with Emesent to implement an optimized bogging workflow using Hovermap LHD.

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