Systems and methods for providing backup energy to a load
2 Assignments
0 Petitions
Accused Products
Abstract
Backup energy systems utilizing compressed air storage (CAS) systems and bridging energy systems to supply backup power to a load are provided. During a power failure, the bridging energy system provides backup power to the load at least until the CAS system begins supplying adequate power. In various embodiments, backup power capability is enhanced through the use of one or more exhaustless heaters, which are used to heat compressed air. The compressed air, in turn, drives a turbine which is used to power an electrical generator. In various embodiments, ambient air heat exchangers or other types of heat exchangers are used to heat compressed air prior to the compressed air being routed to the turbine, thereby increasing system efficiency. Backup power and backup HVAC are also provided by utilizing turbine exhaust, heat exchangers and various resistive heating elements.
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Citations
41 Claims
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1-23. -23. (canceled)
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24. An integrated HVAC system, said system comprising:
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a housing;
a source of compressed air;
a valve coupled to said source of compressed air;
a temperature measurement device located in said housing; and
a controller that opens said valve to permit at least a portion of said compressed air to be released into said housing to cool at least a portion of the contents in said housing depending on the temperature measured inside said housing by said temperature measurement device.
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25. An integrated backup power and HVAC system, said system comprising:
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at least one pressure tank that stores compressed air;
a turbine coupled to said at least one pressure tank to receive said compressed air, said received compressed air driving said turbine which causes said turbine to release turbine exhaust;
an electrical generator powered by said turbine when said turbine is driven by said compressed air, said generator providing backup power to a critical load when powered by said turbine; and
a temperature measurement device for measuring the temperature of ambient air and producing a control signal depending on said measurement. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32)
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33-40. -40. (canceled)
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41. A method for maintaining a desired temperature level within a housing, said method comprising:
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providing a source of compressed air;
measuring the temperature within said housing by using a temperature measurement device; and
releasing at least a portion of said compressed air into said housing depending on said measured temperature.
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Specification