Name and state the function of each of the following furnaces, labelled A, B and C - Leaving Cert Engineering - Question 2 - 2021
Question 2
Name and state the function of each of the following furnaces, labelled A, B and C.
(a) A - Basic Oxygen furnace
Function: Produces steel
B - Blast furnace
Functio... show full transcript
Worked Solution & Example Answer:Name and state the function of each of the following furnaces, labelled A, B and C - Leaving Cert Engineering - Question 2 - 2021
Step 1
Select Furnace A - Basic Oxygen Furnace
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Answer
The Basic Oxygen Furnace is primarily used for steel production and is a key component in the steel-making process.
Step 2
(i) Label the main parts of the furnace;
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Answer
The main parts of the Basic Oxygen Furnace include:
Water cooled oxygen lance
Tapping hole
Molten metal
Refractory lining
Fume hood
Slag
Tap hole
Step 3
(ii) List the materials used in the charge;
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Answer
The materials used in the charge of the Basic Oxygen Furnace include:
Molten iron or scrap metal
Carbon
Step 4
(iii) Describe how the charge is heated;
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Answer
The charge is heated by blowing oxygen onto the surface of the molten metal. The intense heat produced by this action promotes the oxidation of carbon and other impurities in the charge, facilitating the steel-making process.
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