engineering

Long Harbour Nickel Processing Plant

Long Harbour Nickel Processing Plant is a engineering topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Long Harbour Nickel Processing Plant rather than just read about it. In short: The Long Harbour Nickel Processing Plant is a Canadian nickel concentrate processing facility located in Long Harbour, Newfoundland and Labrador. Operated by Vale Limited, construction on the plant started in April 2009 and operations began in 2014.

Key takeaways

Long Harbour Nickel Processing Plant belongs to engineering; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Long Harbour Nickel Processing Plant to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Long Harbour Nickel Processing Plant from memory before moving on to harder problems.

Reference excerpt

The Long Harbour Nickel Processing Plant is a Canadian nickel concentrate processing facility located in Long Harbour, Newfoundland and Labrador. Operated by Vale Limited, construction on the plant started in April 2009 and operations began in 2014. Construction costs were in excess of CAD $4.25 billion. Construction involved over 3,200 workers generating approximately 3,000 person-years of employment. Operation of the plant will require approximately 475 workers. Production began in July 2014, reported in November 2014. Vale's nickel processing plant in Long Harbour received its first major shipment from its Labrador mine in Voisey's Bay in May 2015. As of that date, a small proportion of the plant's raw materials came from Voisey's Bay but the majority were imported from Indonesia. A spokesman for Vale said 100 per cent of the Long Harbour facility's production materials will come from Voisey's Bay by early 2016. Using the metal processing technology of hydrometallurgy, the plant is designed to produce 50,000 t (49,000 long tons; 55,000 short tons) per year of finished nickel product, together with associated cobalt and copper products. The hydrometallurgy technology was piloted at a demonstration plant that opened in Argentia, Newfoundland and Labrador in 2004. This demonstration plant operated until 2008 and was instrumental in helping Vale decide to use the hydrometallurgy process for the Long Harbour processing plant. A processing plant on Newfoundland was one of the requirements established by the Government of Newfoundland and Labrador in order to exploit the nickel deposit at the Voisey's Bay Mine in Labrador. The bulk carrier MV Umiak I was one of several ice-strengthened bulk carriers built to transport nickel concentrate from Voisey's Bay to the Long Harbour Nickel Processing Plant. The Long Harbour Nickel Processing Plant was built on a partially brownfield site near the port of Long Harbour. The facility consists of a wharf for offloading nickel ore concentrate from bulk carriers, crushing and grinding facilities, a main processing plant approximately 2 km (1.2 mi) south of the port, a pipeline to supply process water, an effluent discharge pipe and diffuser, and a residue pipeline to a nearby disposal area. The hydrometallurgical process in the plant will pressure-leach the nickel ore concentrate in acidic solutions to separate iron, sulfur and other impurities from nickel, copper and cobalt. On June 11, 2018, Premier Dwight Ball announced Vale is moving forward with its underground mine at Voisey's Bay. Ball stated that the move will extend the mine's operating life by at least 15 years. First ore is expected by April 2021 with processing to take place in Long Harbour.

References

External links Vale Ltd: Voiseys Bay Development - Processing

Worked examples

Example 1 — a first encounter with Long Harbour Nickel Processing Plant

Start with the simplest possible case. Write down what Long Harbour Nickel Processing Plant claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In engineering, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Long Harbour Nickel Processing Plant before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Long Harbour Nickel Processing Plant ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Long Harbour Nickel Processing Plant

In research: Long Harbour Nickel Processing Plant appears in engineering research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Long Harbour Nickel Processing Plant in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Long Harbour Nickel Processing Plant is common in secondary-school and first-year university syllabi. It links to neighbouring topics Buildings and structures in Newfoundland and Labrador, Metallurgical facilities, Vale S.A., so understanding it makes those chapters shorter.
In everyday life: Look for Long Harbour Nickel Processing Plant outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Long Harbour Nickel Processing Plant in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Long Harbour Nickel Processing Plant means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Long Harbour Nickel Processing Plant out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Long Harbour Nickel Processing Plant in simple terms?

Why does Long Harbour Nickel Processing Plant matter?

Because it connects several engineering ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Long Harbour Nickel Processing Plant?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Long Harbour Nickel Processing Plant.