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MV Nella Dan

MV Nella Dan is a mathematics 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 MV Nella Dan rather than just read about it. In short: MV Nella Dan was one of the famous 'Dan' ships of the Danish J. Lauritzen A/S Lines that were almost synonymous with ANARE (Australian National Antarctic Research Expeditions) shipping through the early years of Australia's official Antarctic program.

MV Nella Dan — main illustration
MV Nella Dan — illustration

Key takeaways

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

Reference excerpt

MV Nella Dan was one of the famous 'Dan' ships of the Danish J. Lauritzen A/S Lines that were almost synonymous with ANARE (Australian National Antarctic Research Expeditions) shipping through the early years of Australia's official Antarctic program. Others in the fleet included Kista Dan, Magga Dan and Thala Dan.

Service

Commissioned by Lauritzen with considerable input from the Australian Antarctic Division, Nella Dan was named in honour of Nel Law, wife of the AAD Director of the time, Phillip Law. Built by the Aarlborg Shipyard Pty Ltd in 1961, she incorporated all the features of her older sisters, Thala Dan, Kista Dan and Magga Dan. An ice breaker stern, ice fins and ice knife were becoming regular features, but a novel addition was the double hull in the engine room and part of the holds. The ascent to the crow's nest was through the interior of the mast, and the ship supplied its own fresh water with an Atlas generator. At the time of her construction, Nella Dan was regarded as setting the standard for polar vessels. Nella Dan sailed to the Antarctic every year she was chartered by ANARE, from 1962 to 1987. Her service record remains unchallenged as the longest continuously serving of any Antarctic ship.

Besetment (locked in the ice) in 1985 Nella Dan enjoyed the dubious distinction of plunging her passengers into an unexpected seven-week stationary sojourn in the ice in 1985, the longest besetment (being surrounded by ice without helm control) ever experienced by any ANARE ship. She was eventually released from besetment by digging the ice away from the hull. At that time, the Japanese icebreaker Shirase rushed to assist the trapped vessel. Nella Dan finally followed the trail of Shirase and got away from the iced-over ocean.

Final Voyage On her last fateful voyage on the evening of 3 December 1987, during resupply operations at Macquarie Island, bad weather blew up. Nella Dan dragged her anchor and was driven aground just metres off the island, while transferring fuel from the ship to the sub-Antarctic station. Other cargo unloading had ceased because of strong winds and high seas. A definitive cause of the accident was never determined, it was reported that Nella Dan dragged her anchor in very heavy seas while at the normal anchorage point in Buckles Bay. The vessel was rapidly washed onto rocks close to the research station it was supplying. Damage to the vessel was immediate and serious, the ship's hull was holed in two places and water flooded the engine room. Most of the expedition staff were ashore at the time of the accident, but 17 expedition staff were aboard together with the crew. There were no casualties or injuries to the crew or expedition personnel. Several members of the 35 Water Transport Squadron attached to ANARE sailed three LARC (Light Amphibious Resupply Craft) to evacuate the Antarctic expeditioners and ship's crew still on board. For these actions, soldiers Philip Wharton Clark, Kenneth Stanley Barrington, Dudley Raymond Crowe, Timothy Gay, Gregory Dale Kenny, and Alistair Andrew Scott were awarded a Group Bravery Citation by the Australian Governor-General Quentin Bryce on 17 August 2009. The Macquarie Island station, normally designed to accommodate 32 expeditioners, had to accommodate over 100 people until their rescue. At the time of the accident, Icebird, another vessel chartered by the Australian Antarctic Division, was returning to Hobart from Davis Station in Antarctica. Icebird was immediately diverted to Macquarie Island to pick up the personnel and crew from Nella Dan. She arrived at Buckles Bay on 8 December 1987.

Scuttling Within four days of the accident, the owners of Nella Dan, the Danish Lauritzen company, had chartered an oil rig tender, Lady Lorraine, which left Victoria carrying company representatives as well as insurance assessors, a team of divers and salvage experts. To protect the ship from further damage while awaiting possible salvage, the vessel deliberately took on sea water as ballast. This was intended to add sufficient weight to the hull to hold it in position on the rocks and prevent further damage or movement back out to sea. Although having a list of about 11 degrees, the ship was kept in a stable position and was also secured with cables to the shore. When the storm abated all remaining expedition equipment was removed from the ship. Although plans were initially made to salvage the vessel, the decision was eventually made to scuttle her. At 5.42 pm on 24 December 1987, she was sunk in deep water off Macquarie Island. To continue supporting the expedition program the Australian Antarctic Division chartered the Canadian vessel Lady Franklin, an ice-strengthened cargo vessel, for the remainder of the summer season.

References

External links Nella Dan on www.jmarcussen.dk Friends of Nella Dan website Report on preliminary investigation into the grounding of Nella Dan 54°37′S 159°02′E

Illustrations

MV Nella Dan illustration
MV Nella Dan: Nella Dan ready to leave Hobart, 1987
Nella Dan ready to leave Hobart, 1987
MV Nella Dan: Nella Dan leaving Hobart, 1987
Nella Dan leaving Hobart, 1987

Worked examples

Example 1 — a first encounter with MV Nella Dan

Start with the simplest possible case. Write down what MV Nella Dan claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In mathematics, 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 MV Nella Dan 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 MV Nella Dan 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 MV Nella Dan

In research
MV Nella Dan appears in mathematics 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 MV Nella Dan 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
MV Nella Dan is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1961 ships, Australia and the Antarctic, IMO numbers, so understanding it makes those chapters shorter.
In everyday life
Look for MV Nella Dan 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 MV Nella Dan in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what MV Nella Dan means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain MV Nella Dan out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is MV Nella Dan in simple terms?

MV Nella Dan was one of the famous 'Dan' ships of the Danish J. Lauritzen A/S Lines that were almost synonymous with ANARE (Australian National Antarctic Research Expeditions) shipping through the early years of Australia's official Antarctic program.

Why does MV Nella Dan matter?

Because it connects several mathematics 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 MV Nella Dan?

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 MV Nella Dan.

Tags

  • 1961 ships
  • Australia and the Antarctic
  • IMO numbers
  • Macquarie Island
  • Research vessels of Australia
  • Ships built in Aalborg
  • Ships of Australia
  • Shipwrecks of Tasmania

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