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Listening Quiz: Quản Lý Công Suất Phản Kháng Cho Kết Nối Trang Trại Gió – Medium Level
Th6 3, 2024
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bởi
Anna Phạm
trong
Tiếng Anh dành cho Kỹ sư điện (English for Electrical Engineer)
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1.
What is the conversation mainly about?
The history of grid codes for solar energy
Why wind farms produce less electricity on windy days
How a wind farm uses reactive power to keep grid voltage stable
How to build capacitors and reactors for a power plant
Explanation:
Kevin explains what reactive power is, how it helps maintain voltage, and how the wind farm manages it for grid connection.
2.
According to Kevin, what does reactive power help maintain?
The speed of the turbines
The voltage in the grid
The amount of rain near the wind farm
The cost of electricity
Explanation:
Kevin says, ‘Reactive power helps maintain voltage in the grid.’
3.
Which devices does Kevin mention as being used to manage reactive power?
Generators and inverters
Wires and breakers
Transformers and batteries
Capacitors and reactors
Explanation:
Kevin says, ‘We use devices like capacitors and reactors.’
4.
What can be inferred about the wind farm’s connection to the grid?
It must meet certain technical requirements before it can connect
It does not need any voltage control at all
Its turbines cannot change output
It only works when reactive power is not used
Explanation:
Kevin says reactive power management is ‘a key requirement for connection,’ which implies the wind farm must meet technical requirements to connect.
5.
What can modern turbines do, according to Kevin?
Prevent all voltage changes permanently
Replace the need for grid codes
Supply or absorb reactive power
Store reactive power for later use
Explanation:
Kevin says, ‘modern turbines can supply or absorb it,’ referring to reactive power.
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