science

Spasatel

Spasatel is a science 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 Spasatel rather than just read about it. In short: Spasatel (Russian: Спасатель "Rescuer", "Lifesaver", Project 9038) is a ground-effect vehicle, originally planned by the Soviet Ministry of Defense. The vehicle was intended to serve as the missile carrier of the project Lun-class ekranoplan, but was then converted into an ambulance craft.

Key takeaways

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

Reference excerpt

Spasatel (Russian: Спасатель "Rescuer", "Lifesaver", Project 9038) is a ground-effect vehicle, originally planned by the Soviet Ministry of Defense. The vehicle was intended to serve as the missile carrier of the project Lun-class ekranoplan, but was then converted into an ambulance craft. Following the collapse of the Soviet Union in 1991, construction was halted and the vehicle was never completed. By 2018, Russia had revived the 600-metric-ton-maximum-takeoff-weight (1,300,000 lb; 600,000 kg) project, with plans to use it for search and rescue operations in the Arctic and Pacific, as well as cargo and troop delivery (up to 550 troops) to remote military bases.

Goals A military advantage of ground-effect vehicles over ships and submarines was that they did not have draft during operation, and therefore could not be detected by sonar and could not be hit by torpedoes. Advantages over aircraft include operation at low altitude, which makes radar acquisition difficult, and a larger payload. This was particularly interesting during the Cold War as a way to inconspicuously and quickly transport many people or large cargo over long distances.

History The Spasatel was originally built as a second Lun-class anti-ship missile-carrying ekranoplan. After the Soviet nuclear submarine K-278 Komsomolets sank in 1989, killing 42 people, the Spasatel was repurposed to be deployed in the maritime search and rescue mission, and seating for up to 500 passengers was planned. After the disintegration of the Soviet Union, the project was cancelled for financial reasons. Military operations at sea were also greatly reduced, so the intended use became less important. The unfinished Spasatel is stored in an old industrial complex in Nizhny Novgorod as of 2020.

Potential resumption

According to press reports in December 2017, the development of the Spasatel might be resumed, for use mainly in Arctic waters, with production beginning as early as 2025. According to Russian media, as of November 2017, the project was included in the arms budget for the years 2018 to 2025.

See also Lun-class ekranoplan (military variant, basis of Spasatel) TTS-IS

References

External links

Presentation of Ekranoplans Spasatel at International Institute for Advanced Aerospace Technologies Les Ekranoplanes: Le Spasatel (French) Google Maps Link to Spasatel Prototype

Illustrations

Worked examples

Example 1 — a first encounter with Spasatel

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

In research: Spasatel appears in science 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 Spasatel 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: Spasatel is common in secondary-school and first-year university syllabi. It links to neighbouring topics Alekseyev Central Hydrofoil Design Bureau aircraft, Eight-engined jet aircraft, Ekranoplans, so understanding it makes those chapters shorter.
In everyday life: Look for Spasatel 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 Spasatel in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Spasatel 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 Spasatel out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Spasatel in simple terms?

Why does Spasatel matter?

Because it connects several science 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 Spasatel?

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 Spasatel.