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distribution lines
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Overhead or underground power lines that carry electricity through cities and neighborhoods to your home or business.
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charge
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Electricity produced by a surplus or a shortage of electrons in an object.
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fuse
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fjuːz ασφάλεια // An electrical safety device consisting of a wire or strip of fusible
metal that melts and interrupts the circuit when the current exceeds a
preset amperage.
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ground
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An electrical connection to the earth.
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grid
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A power system's layout of its substations and power lines.
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lightning
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A flash of light caused by an atmospheric electrical discharge between two clouds, or between a cloud and the earth.
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lightning arrester
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A device used to protect an electrical component from over-voltage #
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nucleus
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ˈnjuː.kli.əs // The center of an atom that contains both protons and neutrons. #
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solar energy
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ˈsəʊ.lər ηλιακή // Energy produced by the sun’s light or heat
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spike
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spaɪk / κορυφή, αιχμή, καρφί (π.χ. κιγκλιδώματος) || A short duration of increased voltage lasting only one-half of a cycle ˈsaɪ.k.l #
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substation
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An electrical facility where transformers lower high transmission voltages to be distributed to customers #
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visualize
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δημιουργώ εικόνα με το μυαλό μου, οπτικοποιώ #
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simulation
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προσομοίωση
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socket
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πρίζα // An opening into which something fits, such as a light socket.
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plug
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a small plastic or rubber object with2or3 metal pins,attached to the end of a wire on a piece of electrical equipment & pushed into a special opening in a wall to connect the equipment to a supply of electricity: #
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plug-in
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series
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uk ˈsɪə.riːz // us ˈsɪr.iːz || in series = σε σειρά
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source
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sɔːrs voltage source
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parallel
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ˈpær.ə.lel Two voltage sources are connected in parallel to a load. What will happen?
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polarity
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πολικότητα, πόλωση #
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potentiometer
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pə.ten.ʃiˈɒm.ɪ.tər //
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rheostat
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ˈriː.ə.stæt // dimmer
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tester
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electric screwdriver tester #
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cross section
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διατομή #
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constant
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σταθερά-ός, συνεχής, αδιάκοπος #
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friction
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τριβή #
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overcome
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υπερνικω, ξεπερνώ
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load
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An electrical device or devices that use(s) electric power.
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power
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brownout
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ˈbraʊn.aʊt πτώση τάσης // A temporary reduction of voltage supplied by the electric power distributor #
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surge
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sɜːdʒ υπέρταση // A short duration of increased voltage. #
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denote
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dɪˈnəʊt σημαίνω, δείχνω, δηλώνω // [y] We ~ the charge with the letter q. Charge is measured in the unit Coulomb and abbreviated with the letter C. #
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abbreviate
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συμπτύσσω #
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particle
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σωματίδιο #
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fluorescent
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flɔːˈres.nt φθορίζων, που φωσφορίζει
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electrocution
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iˌlek.trəˈkjuː.ʃən || ηλεκτροπληξία || the action of killing someone by causing electricity to flow through their body: The hairdryer poses an electrocution hazard if it is dropped in water.
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electrocute
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iˈlek.trə.kjuːt || σκοτώνω με ηλεκτροπληξία || to kill someone by causing electricity to flow through their body: He was electrocuted when he touched the bare wires.
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electrocuted
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που υπέστη ηλεκτροπληξία || Police found the dead body of an electrocuted man near the train track.
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ferrule
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ˈfer.uːl || λωρίδα, δακτύλιος, Δ. ακροχιτώνιο || Α band (λωρίδα, δακτύλιος), usually made of metal, around something such as a stick or handle:
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knob
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στρογγυλό πόμολο, επιλογέας (διακόπτης),
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shaft
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ʃɑːft / λαβή, στειλιάρι, αχτίδα (φωτός), άξονας (π.χ. προπέλας), φρεάτιο, ρίξιμο (the shaft), άδική μεταχείριση, την φέρνω σε κπ / the shopkeeper had shafted him.
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air shaft
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αεραγωγός / φωταγωγός : I thing you ought to keep the head under that air shaft (Hitch 7.57 1ο επεισοδ)
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dilate
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daɪˈleɪt / διαστέλλω-ομαι || The pupils of the eyes dilate as darkness increases.
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dilation
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διαστολή
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contract
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vi kənˈtrækt / (shrink) συστέλλομαι || As it cooled, the metal contracted _ In spoken English, "do not" often contracts to "don't". || n.ˈkɒn.trækt συμβόλαιο / break the ~ _ write a ~ _ sign a contract
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contraction
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συστολή
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pin
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καρφίτσα, πείρος, πινέζα (push pin), ακροδέκτης / ακίδα || three pin plug = φις 3 ακίδων _
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terminal
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ακροδέκτης #
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screen
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σίτα, οθόνη, καλύπτω, ελέγχω διεξοδικά / περνάω από κόσκινο, Δ. προστασία / κάλυμμα,
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dissipate
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διαχέω, διώχνω,
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drop
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πτώση, πέφτω, αφήνω κτ να πέσει, σταγόνα
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component
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εξάρτημα, δομικό στοιχείο
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field coil
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winding
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rotor windings
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capacitance
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χωρητικότητα || The ability of a component to store an electrical charge. #
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capacitor
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kəˈpæsɪtə πυκνωτής
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conductor
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αγωγός : A substance or material that allows electrons, or electrical current, to flow through it.
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resistor
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αντιστάτης, αντίσταση
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insulator
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Any material that will not allow electricity to easily flow through. #
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resonating frequency
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συχνότητα συντονισμού
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impedance
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σύνθετη αντίσταση
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inductance
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επαγωγή, αυτεπαγωγή
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induction
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inductive
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inductor
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Δ. πηνίο It consists of a wire or loop or coil. The ability of the coil which
opposes the change in flow of current is a property of that coil, called
inductance.
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visualization
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the act of creating an
image to represent information in a way that makes it easier to
understand, or an example of such an image:We are using a 3D ~ on the PC
to learn about the anatomy of the human heart.
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element
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στοιχείο, μέρος : a simple substance that cannot be reduced to smaller chemical parts: Aluminium is an ~.
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compound
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χημικής ένωση, συνδυασμός, κτιριακό συγκρότημα: a chemical that combines two or more elements:
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shell
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περίβλημα, τσόφλι, κέλυφος, Δ. στοιβάδα, τροχιά ατόμου
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coil
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σπείρα, σπείρωμα: a length of rope, hair, or wire, arranged into a series of circles, one above or outside the other:
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contact
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επαφή: main contacts = κύριες επαφές (π.χ. ενός ρελέ)
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auxiliary
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ɑːɡˈzɪl.i.er.i βοηθητικός: auxiliary contacts = βοηθητικές επαφές (π.χ. ενός ρελέ)
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contactor
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contactor has 3 main parts: the coil, the contacts and the enclosure (περίφραξη, Δ. περίβλημα)
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armature
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ˈɑːr.mə.tʃɚ οπλισμός
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relay
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ˈriː.leɪ : a device that reacts to a small change in an electrical current by moving switches or other devices in an electrical circuit
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range
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εύρος, εμβέλεια, έκταση
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bimetallic strip
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ˌbaɪ.mə.tæl.ɪk ˈstrɪp : διμεταλλικό έλασμα
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