Method and apparatus for providing uninterruptible power using a power controller and a redundant power controller

A power supply system comprising:

• a power input to receive input power from a power source;
• a power output to provide output power to a load;
• at least one battery module having a battery output that provides battery power;
• at least one power module coupled to the power input to receive the input power, coupled to the battery output to receive the battery power and coupled to the power output to provide the output power;
• a controller, coupled to the at least one power module, constructed and arranged to monitor and control the output power from the at least one power module;
• and a redundant controller, coupled to the at least one power module and to the controller, constructed and arranged to provide redundant monitoring and controlling of the output power from the at least one power module;
• wherein the at least one power module, the controller and the redundant controller are constructed and arranged such that one of the controller and the redundant controller regulates the output power from the at least one power module.

A power supply system comprising:

• a power input to receive input power from a power source;
• a power output to provide output power to a load;
• at least one battery module having a battery output that provides battery power;
• at least one power module coupled to the power input to receive the input power, coupled to the battery output to receive the battery power and coupled to the power output to provide the output power;
• a controller, coupled to the at least one power module, constructed and arranged to monitor and control the output power from the at least one power module;
• and a redundant controller, coupled to the at least one power module and to the controller, constructed and arranged to provide redundant monitoring and controlling of the output power from the at least one power module;
• wherein the controller and the redundant controller are constructed and arranged to allow the redundant controller to monitor operation of the controller, and to assume control of the at least one power module upon detection of a fault in the controller.

A power supply system comprising:

• a power input to receive input power from a power source;
• a power output to provide output power to a load;
• at least one battery module having a battery output that provides battery power;
• at least one power module coupled to the power input to receive the input power, coupled to the battery output to receive the battery power and coupled to the power output to provide the output power;
• a controller, coupled to the at least one power module, constructed and arranged to monitor and control the output power from the at least one power module;
• a redundant controller, coupled to the at least one power module and to the controller, constructed and arranged to provide redundant monitoring and controlling of the output power from the at least one power module;
• and
• control lines from the controller to the at least one power module and control lines from the redundant controller to the at least one power module, and wherein the at least one power module is constructed and arranged to respond to either the control lines from the controller or the control lines from the redundant controller based on operational states of the controller and the redundant controller.

A power supply system comprising:

• a power input to receive input power from a power source;
• a power output to provide output power to a load;
• at least one battery module having a battery output that provides battery power;
• at least one power module coupled to the power input to receive the input power, coupled to the battery output to receive the battery power and coupled to the power output to provide the output power;
• a controller, coupled to the at least one power module, constructed and arranged to monitor and control the output power from the at least one power module;
• and
• a redundant controller, coupled to the at least one power module and to the controller, constructed and arranged to provide redundant monitoring and controlling of the output power from the at least one power module;
• wherein the at least one power module is constructed and arranged to select one of the battery power or the input power as a source for generating the output power.

A power supply system comprising:

• a power input to receive input power from a power source;
• a power output to provide output power to a load;
• at least one battery module having a battery output that provides battery power;
• at least one power module coupled to the power input to receive the input power, coupled to the battery output to receive the battery power and coupled to the power output to provide the output power;
• a controller, coupled to the at least one power module, constructed and arranged to monitor and control the output power from the at least one power module;
• a redundant controller, coupled to the at least one power module and to the controller, constructed and arranged to provide redundant monitoring and controlling of the output power from the at least one power module;
• and
• a second redundant controller, coupled to the controller, the redundant controller and the at least one power module.

A power supply system comprising:

• a power input to receive input power from a power source;
• a power output to provide output power to a load;
• at least one battery module having a battery output that provides battery power;
• means for generating the output power using one of the input power and the battery power;
• means for monitoring and controlling the output power generated by the means for generating;
• and
• redundant means for monitoring and controlling the output power generated by the means for generating;
• wherein the redundant means for monitoring and controlling includes:
• means for detecting a fault in the means for monitoring and controlling;
• and
• means for assuming control of the output power upon detection of the fault.

A power supply system comprising:

• a power input to receive input power from a power source;
• a power output to provide output power to a load;
• at least one battery module having a battery output that provides battery power;
• means for generating the output power using one of the input power and the battery power;
• means for monitoring and controlling the output power generated by the means for generating;
• and
• redundant means for monitoring and controlling the output power generated by the means for generating;
• wherein the means for generating includes means for selecting one of the means for monitoring and controlling and the redundant means for monitoring and controlling as a control source for controlling characteristics of the output power.