System for protecting and controlling substation main circuit components
First Claim
1. A system for protecting and controlling at least one substation main-circuit component disposed in an electric power installation;
- the system including;
at least one unit for protecting, controlling and monitoring the substation main-circuit component; and
at least one substation controlling-and-monitoring equipment disposed in the electric power installation for controlling and monitoring the electric power installation as a whole including the substation main-circuit component and for communicating with at least one remote control station;
the system comprising;
at least one digital data output means for inputting a plurality of analogue AC electric values of main circuit of the substation main-circuit component and outputting digital data corresponding to the analogue AC electric values;
at least one protection-and-controlling means for inputting the digital data from the digital data output means, and for controlling, monitoring and protecting the substation main-circuit component;
at least one component controlling-and-monitoring means for receiving commands from the protection-and-controlling means or the substation controlling-and-monitoring equipment, and for controlling and monitoring the substation main-circuit component; and
communication means for transmitting information between the digital data output means, the protection-and-controlling means, the component controlling-and-monitoring means and the substation controlling-and-monitoring equipment;
wherein at least part of the digital data output means, the protection-and-controlling means and the component controlling-and-monitoring means are disposed near their corresponding substation main-circuit component, or built in their corresponding substation main-circuit component.
1 Assignment
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Accused Products
Abstract
A system for protecting and controlling substation main-circuit components. The system comprises: digital data output means for inputting analogue AC electric values and outputting digital data; protection-and-controlling means for inputting the data from the digital data output means, and for controlling, monitoring and protecting the substation main-circuit components; component controlling-and-monitoring means for receiving commands from the protection-and-controlling means or the substation controlling-and-monitoring equipment, and for controlling and monitoring the substation main-circuit components; and communication means. The digital data output means, the protection-and-controlling means and the component controlling-and-monitoring means are built in their corresponding substation main-circuit components.
55 Citations
28 Claims
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1. A system for protecting and controlling at least one substation main-circuit component disposed in an electric power installation;
- the system including;
at least one unit for protecting, controlling and monitoring the substation main-circuit component; and
at least one substation controlling-and-monitoring equipment disposed in the electric power installation for controlling and monitoring the electric power installation as a whole including the substation main-circuit component and for communicating with at least one remote control station;
the system comprising;
at least one digital data output means for inputting a plurality of analogue AC electric values of main circuit of the substation main-circuit component and outputting digital data corresponding to the analogue AC electric values;
at least one protection-and-controlling means for inputting the digital data from the digital data output means, and for controlling, monitoring and protecting the substation main-circuit component;
at least one component controlling-and-monitoring means for receiving commands from the protection-and-controlling means or the substation controlling-and-monitoring equipment, and for controlling and monitoring the substation main-circuit component; and
communication means for transmitting information between the digital data output means, the protection-and-controlling means, the component controlling-and-monitoring means and the substation controlling-and-monitoring equipment;
wherein at least part of the digital data output means, the protection-and-controlling means and the component controlling-and-monitoring means are disposed near their corresponding substation main-circuit component, or built in their corresponding substation main-circuit component. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
- the system including;
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15. A system for protecting and controlling substation main-circuit components disposed in an electric power installation;
- the system comprising;
at least one substation controlling-and-monitoring equipment for controlling and monitoring the electric power installation as a whole including at least one substation main-circuit component and for communicating with at least one remote control station;
at least one digital data output means for inputting analogue AC electric values of main circuit of the substation main-circuit component and outputting digital data corresponding to the analogue AC electric values;
at least one protection-and-controlling means for inputting the digital data from the digital data output means, and for controlling, monitoring and protecting the substation main-circuit component;
at least one component controlling-and-monitoring means for receiving commands from the protection-and-controlling means or the substation controlling-and-monitoring equipment, and controlling and monitoring the substation main-circuit component; and
communication means for transmitting information between the digital data output means, the protection-and-controlling means, the component controlling-and-monitoring means and the substation controlling-and-monitoring equipment;
wherein at least part of followings are connected each other by parallel transmitting medium;
the digital-data output means;
the protection-and-controlling means;
component controlling-and-monitoring communication means for sending component controlling-and-monitoring data from the component controlling-and-monitoring means to the protection-and-controlling means, and for sending controlling signals from the protection-and-controlling means to the component controlling-and-monitoring means; and
process-bus communication means including serial transmitting medium for sending and receiving data between a process bus and the protection-and-controlling means or the component controlling-and-monitoring means.
- the system comprising;
Specification