Heating systems and tecnologies

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Mapa Mental sobre Heating systems and tecnologies, creado por leah jara el 08/04/2014.
leah jara
Mapa Mental por leah jara, actualizado hace más de 1 año
leah jara
Creado por leah jara hace más de 12 años
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Resumen del Recurso

Heating systems and tecnologies
  1. Thermostates
    1. thermostats help keep us alive in Canada, thermo meaning heat and state meaning maintain ex.. furnace engines, fridge's, and hot tubs
      1. thermostats work cause they have a strip made of 2 different types of medal called a bimetallic strip
        1. when heated it will bend cause one metal will expand faster than the other as it bends and unbends it controls a heat regulating device
      2. Types
        1. local heating provides heating for only one room like fire places wood burning stoves
          1. central heating comes from a single source like a furnace and is transferred through a network of pipes or vents it is called forced air
          2. another central heating is hot water heating that is more common in older houses
          3. Keeping cool
            1. thermal energy can keep cold too ex air conditioners they work by removing heat from a room
              1. basic parts are a storage tank, a compressor a freezer unit, condenser coils and a refrigerant
                1. A refrigerant is used to transfer warm air tocool air condenser coils take the warmer air vapor and cool it to a liquid
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