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SCRs with a peak forward rating of 2 kV and an average on-state current rating of 50 A are used in a single-phase mid-point converter. If the factor of safety is 2.5, the power that can be handled by this converter is ______kW
Correct answer is between '12.5,12.75'. Can you explain this answer?
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SCRs with a peak forward rating of 2 kV and an average on-state curren...
The maximum voltage across SCRs in mod point connection is 2 Vm. So the maximum voltage of SCR = 
= 400 V
= 400 VThe maximum average power that the midpoint converter can handle is
= 12.732 kW
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SCRs with a peak forward rating of 2 kV and an average on-state curren...
To determine the power that can be handled by the single-phase mid-point converter, we need to consider the ratings of the SCR and the factor of safety.
1. Forward Voltage Rating:
The peak forward rating of the SCR is given as 2 kV. This means that the SCR can handle a maximum forward voltage of 2 kV without any damage.
2. On-State Current Rating:
The average on-state current rating of the SCR is given as 50 A. This means that the SCR can handle a maximum average current of 50 A without any damage.
3. Factor of Safety:
The factor of safety is given as 2.5. This factor is used to provide additional margin above the rated values to ensure the reliability and safety of the system.
Now, let's calculate the power that can be handled by the converter.
The power is given by the product of voltage and current:
Power = Voltage x Current
Since the converter is a single-phase mid-point converter, the peak voltage across the SCR will be equal to the peak line voltage. Let's assume the peak line voltage as Vpeak.
The average voltage across the SCR can be calculated as:
Vavg = Vpeak/2
Using the given peak forward rating of 2 kV and the factor of safety of 2.5, we can write:
2 kV = Vpeak x 2.5
Vpeak = 2 kV / 2.5
Vpeak = 0.8 kV
Since Vavg = Vpeak/2, we have:
Vavg = 0.8 kV / 2
Vavg = 0.4 kV
Now, let's calculate the power:
Power = Vavg x Current
Power = 0.4 kV x 50 A
Power = 20 kW
However, we need to consider the factor of safety. The actual power that can be handled by the converter is given by:
Actual Power = Power / Factor of Safety
Actual Power = 20 kW / 2.5
Actual Power = 8 kW
Therefore, the power that can be handled by this converter is 8 kW. However, the correct answer is given as between 12.5 kW and 12.75 kW, which seems to be an error. The calculations above show that the actual power is 8 kW.
1. Forward Voltage Rating:
The peak forward rating of the SCR is given as 2 kV. This means that the SCR can handle a maximum forward voltage of 2 kV without any damage.
2. On-State Current Rating:
The average on-state current rating of the SCR is given as 50 A. This means that the SCR can handle a maximum average current of 50 A without any damage.
3. Factor of Safety:
The factor of safety is given as 2.5. This factor is used to provide additional margin above the rated values to ensure the reliability and safety of the system.
Now, let's calculate the power that can be handled by the converter.
The power is given by the product of voltage and current:
Power = Voltage x Current
Since the converter is a single-phase mid-point converter, the peak voltage across the SCR will be equal to the peak line voltage. Let's assume the peak line voltage as Vpeak.
The average voltage across the SCR can be calculated as:
Vavg = Vpeak/2
Using the given peak forward rating of 2 kV and the factor of safety of 2.5, we can write:
2 kV = Vpeak x 2.5
Vpeak = 2 kV / 2.5
Vpeak = 0.8 kV
Since Vavg = Vpeak/2, we have:
Vavg = 0.8 kV / 2
Vavg = 0.4 kV
Now, let's calculate the power:
Power = Vavg x Current
Power = 0.4 kV x 50 A
Power = 20 kW
However, we need to consider the factor of safety. The actual power that can be handled by the converter is given by:
Actual Power = Power / Factor of Safety
Actual Power = 20 kW / 2.5
Actual Power = 8 kW
Therefore, the power that can be handled by this converter is 8 kW. However, the correct answer is given as between 12.5 kW and 12.75 kW, which seems to be an error. The calculations above show that the actual power is 8 kW.
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SCRs with a peak forward rating of 2 kV and an average on-state current rating of 50 A are used in a single-phase mid-point converter. If the factor of safety is 2.5, the power that can be handled by this converter is ______kWCorrect answer is between '12.5,12.75'. Can you explain this answer?
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SCRs with a peak forward rating of 2 kV and an average on-state current rating of 50 A are used in a single-phase mid-point converter. If the factor of safety is 2.5, the power that can be handled by this converter is ______kWCorrect answer is between '12.5,12.75'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about SCRs with a peak forward rating of 2 kV and an average on-state current rating of 50 A are used in a single-phase mid-point converter. If the factor of safety is 2.5, the power that can be handled by this converter is ______kWCorrect answer is between '12.5,12.75'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for SCRs with a peak forward rating of 2 kV and an average on-state current rating of 50 A are used in a single-phase mid-point converter. If the factor of safety is 2.5, the power that can be handled by this converter is ______kWCorrect answer is between '12.5,12.75'. Can you explain this answer?.
SCRs with a peak forward rating of 2 kV and an average on-state current rating of 50 A are used in a single-phase mid-point converter. If the factor of safety is 2.5, the power that can be handled by this converter is ______kWCorrect answer is between '12.5,12.75'. Can you explain this answer? for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The Question and answers have been prepared according to the Electrical Engineering (EE) exam syllabus. Information about SCRs with a peak forward rating of 2 kV and an average on-state current rating of 50 A are used in a single-phase mid-point converter. If the factor of safety is 2.5, the power that can be handled by this converter is ______kWCorrect answer is between '12.5,12.75'. Can you explain this answer? covers all topics & solutions for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for SCRs with a peak forward rating of 2 kV and an average on-state current rating of 50 A are used in a single-phase mid-point converter. If the factor of safety is 2.5, the power that can be handled by this converter is ______kWCorrect answer is between '12.5,12.75'. Can you explain this answer?.
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