- •Memorize the words and word combinations and their equivalents.
- •Find the words and combinations of words in the text and translate the sentences containing them.
- •Read and translate the text.
- •Translate the word combinations from the text:
- •Point out the sentences in the text in which the word “to make” should be translated as “примушувати”.
- •Answer the questions.
- •Find the sentences in the text telling you about two problems facing the simple two pole dc motor. Text b Compensation for stator field distortion
- •Make sure that you know these words and word combinations.
- •Read and translate the text.
- •Answer the questions.
- •Text c Dynamo Design Variations
- •Read and memorise the words and word combinations.
- •Permanent magnet motor – двигун з постійним магнитом
- •Read and translate the text.
- •Answer the questions.
- •Listen to the words and word combinations from the text. Pay attention to their meaning.
- •Memorize the words and word combinations and their equivalents.
- •Read and translate the text.
- •Match the words and word combinations (a-e) to the sentences (1-5)
- •Answer the questions to the text
- •Say if the statement to the text is true or false
- •Translate the sentences paying attention to Indefinite Tenses in Active and Passive. Correct the mistakes in the sentences.
- •Text b Basic construction
- •Listen to the words and word combinations from the text. Pay attention to their meaning.
- •Memorize the words and word combinations and their equivalents
- •Read and translate the text
- •Match the words and word combinations (a-e) to the sentences (1-5)
- •Answer the questions to the text
- •Say if the statements to the text are true or false
- •Translate the sentences paying attention to Indefinite Tenses in Active and Passive. Correct the mistakes in the sentences.
- •Text c Principles of operation
- •Listen to the words and word combinations from the text. Pay attention to their meaning.
- •Find the words and combinations of words in the text and translate the sentences containing them.
- •Memorize the words and word combinations and their equivalents.
- •Read and translate the text
- •Match the words and word combinations (a-f) to the sentences (1-6)
- •Answer the questions to the text
- •Define the functions of Participle I and Participle II in the following sentences
- •Say, which of the sentences are in the Active and which are in the Passive Voice
- •Translate the sentences paying attention to the Sequence of Tenses
- •Translate the following Conditional sentences
- •Transformer Text a
- •Read and memorize words and word-combination
- •Make sure that you know these words and word combinations.
- •Read and translate the text.
- •Math the following English words with the Ukrainian ones.
- •Find English equivalents to the words:
- •Translate the word combinations from the text:
- •Answer the questions to the text.
- •Text b Operation at different frequencies
- •Read and memorize the words and word-combinations
- •Be sure that you know these words
- •Read and translate the text.
- •Text c Limitations
- •Make sure that you know these words and word combinations.
- •Read and translate the text.
- •Find the equivalents to the following.
- •Text d Construction
- •Read and memorise the words and word combinations
- •Read and translate the text. Cores
- •Find the equivalents to the folloving English words:
- •Point out English equivalents to the words:
- •Translate the word combinations.
- •Answer the questions.
- •Read the passage about steel cores. Retell it. Text e Windings
- •Listen to the words and word combinations from the text and memorize them.
- •Read and translate the text.
- •Match the English words and word combinations with the Ukrainian ones.
- •Insulation of windings
- •Text g Shielding
- •Supplement Speed control
- •Dc motor starters
- •Shielding
- •Autotransformers
- •Voltage transformers
- •Pulse transformers
- •3 Phase electrical power Transformer
- •3 Phase Transformer Delta and Wye Connections
- •Перелік скорочень
-
Math the following English words with the Ukrainian ones.
transformer - сердечник
transfer - пристрій
induce - міжз’єднання
magnetic coupling - електрична мережа живлення
unit - індукувати
interconnection - протиелектрорушійна сила
primary winding - первинна обмотка
power grid - магнітна взаємодія
electro magnetic induction - активне навантаження
coupling transformer - магнітне коло
resistive load - електромагнітна індукція
magnetic circuit - трансформатор зв’язку
core - трансформатор
back electro motive force - передавати.
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Find English equivalents to the words:
Подавати, зв’язувати, створювати, вторинна обмотка, взаємоіндукція, вторинна обмотка, взаємоіндукція, коефіцієнт трансформації по напрузі, густота потоку, середньоквадратичний, площа поперечного розтину, максимум, частота, обернено пропорціональній, вирішувати, магніторушійна сила, електрорушійна сила.
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Translate the word combinations from the text:
Time-varying magnetic flux; thumbnail-sized coupling transformer; inversely proportional; magnetic flux density; peak magnetic flux density.
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Answer the questions to the text.
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What is a transformer?
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What does a transformer comprise?
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What does a changing voltage applied to one winding create in the core?
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What does a time- varying magnetic flux induce in the other windings?
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What sizes do transformers have?
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What magneto-motive force does the core require to sustain a magnetic flux in an ideal transformer?
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What does a magnetic flux linking the primary winding do?
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Has the ideal transformer resistance in its coils?
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What is mutual induction?
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What will current produce in the primary winding if a time-varying voltage is applied to it?
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What produces a back electromotive force?
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What does Faraday’s low of induction state?
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What is the ratio of the primary and secondary voltages equal to?
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What is inversely proportional to the turns ratio?
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What will the EMF in the secondary winding cause?
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What is produced by current in the secondary winding?
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What tends to cancel the flux in the core ?
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How the electrical energy fed into the primary winding is delivered to the secondary winding?
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How long will the flux density stay the same?
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What kind of current produces a steady MMF and so steady flux in the core?
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Can steady MMF induce a voltage in the secondary winding?
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What relationship is given by the universal e m f equation?
Text b Operation at different frequencies
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Read and memorize the words and word-combinations
operation – робота
compact – компактний
saturation – насичення
property – властивість
losses – втрати
skin-effect – поверхневий ефект, скін-ефект
increase – збільшуватись
designed voltage – розрахована напруга
intended – призначений
reduce – зменшувати
magnetising current – намагнічуючий струм
applied voltage – прикладена напруга
excessive – надмірний
level – рівень
assessment – визначення, оцінка
equip – обладнувати
protection – захист
over-excitation protection – захист від перезбудження
"volts per hertz" – відношення напруги до частоти
protection relay – реле захисту
overvoltage – перенапруга
higher-than-rated frequency – частота вища номінальної;
load – навантаження.