A dynamically coordinatable electrical distribution system includes a plurality of intelligently-controlled protection devices (PDs), a communication and control bus (comm/control) bus, and a central computer. The plurality of intelligently-controlled PDs is configured to protect a plurality of associated electrical loads from faults, developing faults, and other undesired electrical anomalies. Each of the PDs further has electrically adjustable time-current characteristics. The intelligently-controlled PDs are communicatively coupled to the comm/control bus and configured to report current data representative of real-time currents flowing through their respective loads to the central computer, via the comm/control bus. The central computer is configured to communicate with the plurality of PDs over the comm/control bus and dynamically coordinate the time-current characteristics of the plurality of PDs based on the current data it receives from the PDs.

A dynamically coordinatable electrical distribution system includes a plurality of intelligently-controlled protection devices (PDs), a communication and control bus (comm/control) bus, and a central computer. The plurality of intelligently-controlled PDs is configured to protect a plurality of associated electrical loads from faults, developing faults, and other undesired electrical anomalies. Each of the PDs further has electrically adjustable time-current characteristics. The intelligently-controlled PDs are communicatively coupled to the comm/control bus and configured to report current data representative of real-time currents flowing through their respective loads to the central computer, via the comm/control bus. The central computer is configured to communicate with the plurality of PDs over the comm/control bus and dynamically coordinate the time-current characteristics of the plurality of PDs based on the current data it receives from the PDs.

A dynamically coordinatable electrical distribution system includes a plurality of intelligently-controlled protection devices (PDs), a communication and control bus (comm/control) bus, and a central computer. The plurality of intelligently-controlled PDs is configured to protect a plurality of associated electrical loads from faults, developing faults, and other undesired electrical anomalies. Each of the PDs further has electrically adjustable time-current characteristics. The intelligently-controlled PDs are communicatively coupled to the comm/control bus and configured to report current data representative of real-time currents flowing through their respective loads to the central computer, via the comm/control bus. The central computer is configured to communicate with the plurality of PDs over the comm/control bus and dynamically coordinate the time-current characteristics of the plurality of PDs based on the current data it receives from the PDs.

A monitoring and load controlling system for a switchboard, according to one embodiment of the present specification, comprises: a gateway which acquires respective temperature information of circuit breakers included in a switchboard, and respective current amount information of lines corresponding to the circuit breakers, acquires respective capacity information of the circuit breakers on the basis of the acquired temperature information, and, on the basis of the acquired capacity information and current amount information, detects a circuit breaker corresponding to a line in need of load regulation; and a load controlling device which regulates the load of said line by stopping the operation of at least one device among devices connected to the detected circuit breaker.

An electric power supply system includes: a load; a first switch configured to connect a first electric power supply unit and the load to each other by a first route; a second switch configured to connect the first electric power supply unit and the load to each other by a second route; a third switch configured to connect a second electric power supply unit and the load to each other by a third route; a fourth switch configured to connect the second electric power supply unit and the load to each other by a fourth route; a first rectifying device provided in the second route and configured to carry out rectification from the first electric power supply unit toward the load; and a second rectifying device provided in the fourth route and configured to carry out rectification from the second electric power supply unit toward the load.

An electrical system can include a power supply configured to provide electrical power to components at a time at which the electrical system experiences an electrical fault. The electrical system can include a first battery electrically coupled in parallel to a second battery via an electrical bus, whereby the first and second batteries can provide electrical power to a first electrical load and a second electrical load. Upon experiencing a fault, a first circuit element can electrically decouple the first battery and the second battery by opening a circuit provided by the electrical bus, thereby isolating the first battery from the second battery. Next, the battery experiencing the fault can include a second circuit element that can electrically decouple the battery experiencing the fault from a respective electrical load, while the battery isolated from the fault can continue to provide electrical power to components.

Aspects of the present disclosure are directed to a power distribution device. The power distribution device includes an input to receive power, a plurality of outputs, each output of the plurality of outputs being configured to provide output power, and being coupled to the input, a plurality of switching devices, each switching device of the plurality of switching devices being coupled to a respective output of the plurality of outputs, and a controller coupled to each of the plurality of switching devices. The controller is configured to receive power information indicative of the output power provided by each output of the plurality of outputs, determine, based on the power information, that an overcurrent condition exists, select, based on the power information and based on the determination that the overcurrent condition exists, at least one of the plurality of switching devices to disable, and disable the at least one switching device.

Aspects of the present disclosure are directed to a power distribution device. The power distribution device includes an input to receive power, a plurality of outputs, each output of the plurality of outputs being configured to provide output power, and being coupled to the input, a plurality of switching devices, each switching device of the plurality of switching devices being coupled to a respective output of the plurality of outputs, and a controller coupled to each of the plurality of switching devices. The controller is configured to receive power information indicative of the output power provided by each output of the plurality of outputs, determine, based on the power information, that an overcurrent condition exists, select, based on the power information and based on the determination that the overcurrent condition exists, at least one of the plurality of switching devices to disable, and disable the at least one switching device.

Systems, methods, techniques and apparatuses for configuring load shed controllers are disclosed. One exemplary embodiment is a method comprising providing a graphic user interface on a computer display; providing first, second, third, and fourth graphic resources on said graphic user interface; checking whether said load shedding controller meets minimum operating requirements to operate; if said load shedding controller meets said minimum operating requirements, transmitting configuration information including at least first and second configuration values to said load shedding controller; and controlling, with the load shedding controller, the one or more of the electric loads based on the first and second configuration values. The third graphic resources assist a user in providing first configuration values to configure grid operating parameters. The fourth graphic resources assist a user in providing second configuration values to configure load operating parameters.

A dynamically coordinatable electrical distribution system includes a plurality of intelligently-controlled protection devices (PDs), a communication and control bus (comm/control) bus, and a central computer. The plurality of intelligently-controlled PDs is configured to protect a plurality of associated electrical loads from faults, developing faults, and other undesired electrical anomalies. Each of the PDs further has electrically adjustable time-current characteristics. The intelligently-controlled PDs are communicatively coupled to the comm/control bus and configured to report current data representative of real-time currents flowing through their respective loads to the central computer, via the comm/control bus. The central computer is configured to communicate with the plurality of PDs over the comm/control bus and dynamically coordinate the time-current characteristics of the plurality of PDs based on the current data it receives from the PDs.