engineering

Ioan Vlădea

Ioan Vlădea 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 Ioan Vlădea rather than just read about it. In short: Ioan Vlădea (24 October 1907, Râșnov, 24 November 1976, Timișoara) was a Romanian engineer from IAR Brașov, who developed the compressor of plane engine IAR 80. After World War II he served as professor at Polytechnic University of Timișoara.

Key takeaways

Ioan Vlădea belongs to engineering; place it in that map before memorising details.
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Reproduce the core statement of Ioan Vlădea from memory before moving on to harder problems.

Reference excerpt

Ioan Vlădea (24 October 1907, Râșnov, 24 November 1976, Timișoara) was a Romanian engineer from IAR Brașov, who developed the compressor of plane engine IAR 80. After World War II he served as professor at Polytechnic University of Timișoara. He is considered the founder of Timișoara school of thermal engineering.

Early years and education He was born in Râșnov, as the only son among the five children of Ioan and Elena Vlădea, a poor peasant family. He attended the Facultatea de Electromecanică of Universitatea Politehnica of Timișoara, and graduated in 1931. He had as professors Victor Vâlcovici, Valeriu Alaci, Plautius Andronescu, Pompiliu Nicolau, Victor Vlad and Marin Bănărescu. On 23 February 1931 received his engineering diploma titled Alimentarea cu energie electrică a orașului Brașov (Power supply of Brașov city), under the guidance of Dimitrie Leonida. Then he gets a scholarship in aerodynamics, 1 March 1932 at „Technische Hochschule Aachen” from Aachen, where on 21 July 1933 he sustains dissertation under the guidance of Hermann Starke (1874–1960) titled Über den Einfluss des Rumpfes (Gondeln) auf einige aerodynamische Eigenschaften des Flügels Despre influența fuselajului (gondolelor de motoare) asupra unor proprietăți aerodinamice ale aripii, thesis published in Sibiu in 1934 by author and also in „Bulletin Scientifique de l'École Politehnique de Timișoara” (1938).

At IAR Brașov From 15 October 1933 he worked at Industria Aeronautică Română Brașov, until 10 December 1944. Until 31 August 1935 worked as designer of wing cells, guided by Elie Carafoli. In this period he designs several types of propellers.

Didactic career In October 1945 Marin Bănărescu invites Vlădea to teach at Politehnica of Timișoara the course „Motoare Ușoare” (plane engines). In March 1946 he passed the exam of lecturer at discipline „Mașini termice”. He commutes between Brașov–Timișoara. On 8 December 1948 he is appointed professor and head of Department of Thermal engineering newly founded by division of former Department of Termotehnică și Mașini Termice, whose head was Marin Bănărescu, position held until retirement, on 30 September 1973. As recognition of merits, in 1970 he was awarded the title of Professor universitar emerit. After retirement he remains consulting professor, guiding PhDs like that of Sabin Peculea concerning heavy water.

Engineering achievements Researches at IAR work Calculul de rezistență al elicelor aeriene, Efectul giroscopic asupra elicelor aeriene and Compresorul motorului de avion, awarded 1940 „Adamachi” prize Academiei Române and first prize of Cercul Aeronautic Român. After 1951, : technical translation vol. 1 din Taschenbuch für den Maschinenbau by Heinrich Dubbel, 2000 entries to Lexiconul Tehnic Român, chapter „Căldura” from Manualul Inginerului (coord. Gheorghe Buzdugan) of 1956. Starting from 1953 Teoria și calculul turnurilor de răcire, does grant researches with Institutul de Studii și Proiectări Energetice (ISPE) and Institutul de Cercetări și Modernizări Energetice (ICEMENERG) in heat and mass transfer. Results of inquiries in these fields were published in over 60 articles in Buletinul științific și tehnic IPT, Buletinul Institutului de Energetica al Academiei RSR, revistele Energetica, Brensthoff Wärme Kraft, Luft- und Kältetechnik, Energietechnik, Chemie Ingenieur Technik etc., in the textbook Instalații și utilaje termice.

Publications Compresorul motorului de avion, București: Editura Monitorul Official, 1940 Courses and textbooks:

Termodinamica tehnică, vol. 1 curs, Timișoara, 1955, 450 p. Producerea și transmiterea căldurii, vol. 2 curs, Timișoara, 1957, 382 p. Bazele teoretice ale termotehnicii, vol. I, 1956 și vol. II, 1957, București: Editura Tehnică Manual de termotehnică, București: Editura Didactică și Pedagogică, vol. 1, 1962 și vol. 2, 1963 Termodinamica tehnică; Producerea și transmiterea căldurii., vol. 2 (1963, 398 p.) Instalații și utilaje termice, București: Editura Tehnică, 1966 Tratat de termodinamică tehnică și transmiterea căldurii, București, Editura Didactică și Pedagogică, 1974

Awards „Adamachi” Prize of Romanian Academy (1940), for the book Compresorul motorului de avion, First Prize from Ministerului Învățământului și Culturii (1963), for Manual de termotehnică, Medal Meritul Științific (1966), Title of Professor universitar emerit (1970).

Notes

References Coleta de Sabata, Ioan Munteanu - Remember: Profesori ai Școlii Politehnice Timișorene, Timișoara: Helicon Publisher, 1993, ISBN 973-9133-44-4

External links noema

Worked examples

Example 1 — a first encounter with Ioan Vlădea

Start with the simplest possible case. Write down what Ioan Vlădea 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 Ioan Vlădea 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 Ioan Vlădea 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 Ioan Vlădea

In research: Ioan Vlădea 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 Ioan Vlădea 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: Ioan Vlădea is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1907 births, 1976 deaths, 20th-century Romanian engineers, so understanding it makes those chapters shorter.
In everyday life: Look for Ioan Vlădea 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 Ioan Vlădea in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Ioan Vlădea means in your own words.
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Work through the three examples above with pen and paper.
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Frequently asked questions

What is Ioan Vlădea in simple terms?

Why does Ioan Vlădea 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 Ioan Vlădea?

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 Ioan Vlădea.