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A device for converting audio or visual signals начать обучение
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A long, narrow, open container, usually U- shaped начать обучение
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A shallow concave vessel, round in shape like a plate начать обучение
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An object that throws back light начать обучение
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An electronic device that changes DC into AC current начать обучение
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A shallow concave vessel, round in shape like a plate начать обучение
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Due to the lack of ........, the riverbed was almost dry. начать обучение
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Electricity that reverses direction at regular intervals начать обучение
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Electricity that flows in only one direction начать обучение
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Formed by lines or forming a line начать обучение
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Here: household electrical devices начать обучение
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Houses with PV systems are always connected to the grid. начать обучение
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Krystaliczne wafle krzemowe начать обучение
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Crystalline Silicon Wafers
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Power grid/ electricity network начать обучение
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Solar photovoltaic panels focus the Sun’s energy on a heat receiver which changes it into mechanical energy, then transformed into thermal electricity. начать обучение
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Solar concentrators are built of cells which contain a semiconductor material. начать обучение
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Produce direct current (DC) which is converted to alternating current (AC) by an inverter so it can be used by appliances in the home начать обучение
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Photovoltaics (PV) cannot convert light directly into electricity. начать обучение
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Rainfall plays a crucial role in the ........ cycle. Without it, no water would collect upstream. начать обучение
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The ... around the tower are focused on the tank of the heat collector, which makes it very hot. начать обучение
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The bigger the dam, the bigger its начать обучение
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The function of the generator is to convert the ........ energy into ........ energy. начать обучение
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The fishing area should be located ........ the river. The water is deeper over there. начать обучение
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The electricity produced in the generator finally feeds the начать обучение
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The high pressure steam produced in the heat exchanger drives the ........ which produces electricity. начать обучение
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The higher the dam, the bigger the ........ head is and, consequently, the more powerful the ........ plant. начать обучение
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The salt in the ........ melts around 200 degrees Celsius and is pumped up the tower. начать обучение
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The ........ must have been blocked because no water was coming out of them. начать обучение
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........ energy of the water in the penstock is changed into ........ energy. начать обучение
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The steam then goes to the ........ where it is turned back into water. начать обучение
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Then the molten salt goes down the tower and is stored in the perfectly insulated ........ начать обучение
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Types of solar concentrators начать обучение
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Linear Fresnel reflectors Parabolic troughs Parabolic dish Central receiver/Heliostats
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Up the tower, in the ........ the salt is heated up to 650 degrees C. начать обучение
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When electricity is needed, the salt leaves the hot salt tank and goes through the ........ where it boils. начать обучение
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We could see the blades of the huge turbine did not ........ as they were supposed to. They did it much too slowly. начать обучение
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a large pipe delivering water from the reservoir to the turbine. Water builds up pressure as it flows through this pipe and its gravitational potential changes into kinetic energy начать обучение
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connected to the turbine by shafts. It starts to spin when the turbine turns and changes its mechanical power into electric energy (giant magnets inside the generator rotate past copper coils, producing alternating current by moving electrons) начать обучение
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holds back water and stores energy in a reservoir (often used as a recreational lake e.g. for water sports) начать обучение
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in the direction of the river’s mouth начать обучение
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kanal odprowadzajacy wode начать обучение
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kanał odprowadzający wodę/ kanał odpływowy начать обучение
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located in the powerhouse. It converts the AC (alternating current) to higher voltage current начать обучение
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obiekty elektrowni wodnej начать обучение
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pipelines taking water away начать обучение
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Odnawialne źródło energii начать обучение
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water strikes and spins the large blades of a turbine, which converts its kinetic energy into mechanical one начать обучение
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the distance that the water falls from the reservoir surface to the turbines начать обучение
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