Water Management Infrastructure and Energy-Efficient Mining Operations
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Water-energy optimization across the mining value chain

In an integrated mine, water and energy become coupled production variables. Every tonne of water can carry an energy shadow before it reaches the process.
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Imagine a concentrator whose water balance begins to tighten during the shift. Recovered water is tracking below expectation, so the obvious response is more make-up water.
WHY THIS "WATER-ENERGY OPTIMIZATION" CHALLENGE?
That sounds like a water decision. It may not be.

More water can mean more desalination, pumping and lift, and a different electrical load. If power is constrained, more water supply can consume headroom another part of the operation expected.

主なメリット
What operating water and energy as one decision enables

The value is preserving production choices while the mine still has time to act.

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Pump now or later, with the energy consequence visible

The mine can decide whether to pump now or later, use stored water or change recirculation knowing what each choice consumes.

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Electrical capacity protected for other priorities

The operation can alter the water-production trajectory or protect electrical capacity for another operating priority when needed.

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Locally rational choices no longer narrow plant options

Water protecting inventory and Energy flattening load stop silently narrowing the concentrator’s operating options between them.

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Production choices preserved while there is time to act

Seeing the joint constraint before production is limited preserves production choices while the mine still has time to act on them.

NTTデータのサポート体制は?

01
Map the coupled operating decision

Connect seawater intake, desalination, pumping, elevation, storage, recovery and concentrator demand to the electrical constraints on each option.

Top-Down Mine Water Tanks, Pump Manifold and Electrical Substation
02
Build a shared water-energy picture

Bring together water inventories, flows, pump states, plant demand, electrical load, available capacity and production commitments in one view.

Mine Engineers Linking Pumping and Electrical Capacity
03
Anticipate the joint constraint

Use forecasting and network models to identify when a water trajectory and an energy trajectory are becoming incompatible before production is constrained.

Field Inspection of a High-Altitude Pump Gallery
04
Compare physical alternatives

Simulation and optimization can test pumping earlier, drawing storage, changing recirculation or shifting electrical load while options remain.

Water Storage, Pumping and Recirculation Paths at a Copper Mine
05
Orchestrate the cross-domain response

Define how Water, Energy, Concentrator and Planning commit to a shared response when one domain must move away from its local optimum.

Cross-Domain Mine Team Coordinating a Shared Response
06
Close the loop into execution

Connect the selected response to pumping, plant and energy-management systems, observe the result and improve the next decision.

Valve Check at a Mine Water-Transfer Station
Seawater, Pumping Infrastructure and Copper Production Across Chile’s Coastal Desert
実証済みの効果
Cochilco projects seawater rising from 40.7% to about 67.6% of Chilean copper water demand by 2034

Its 2026 electricity outlook estimates 5.4 TWh linked to seawater use in 2034. These are sector projections, not mine-specific claims, but moving water becomes increasingly material to production planning.

重要な結果
The mine stops solving water and energy independently

The same water still reaches the concentrator. What changes is how the operation sees it.

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Water no longer arrives as a simple utility input to plant

It no longer arrives as a utility input. It arrives with an energy consequence attached, visible to every domain that depends on it.

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How much water to move, and when, decided together

The mine starts deciding how much water to move, when to move it and how much electrical capacity that choice actually consumes.

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The production option each combined decision preserves

Every water-energy decision is judged by the production option it preserves for the concentrator, not by one utility’s optimum.

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Incompatible water and energy paths detected early

Forecasting and network models identify when water and energy trajectories become incompatible before production is constrained.

See the energy shadow of every tonne of water

Explore how integrating water and energy decisions can preserve concentrator production choices across your mining operation.

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