Patent application number | Description | Published |
20080230209 | SPOT COOLER FOR HEAT GENERATING ELECTRONIC COMPONENTS - A cooler for heat generating electronic components comprising a heat exchange plate configured for heat exchange communication with one or more heat generating electronic components includes a fin stack having a plurality of heat exchange fins and one or more heat pipes and/or thermosyphon tubes in heat exchange communication with the heat exchange plate and said plurality of fins, and a fan for directing air to and/or from the fins, each of said fins having a centered interior circular opening or hole, the fins stacked with the holes coaxially aligned and substantially centered in the fin stack and defining an elongated cavity having a first open end adjacent to the heat exchange plate and a second open end adjacent to the fan, and an elongated insert centrally positioned lengthwise along the cylindrical cavity and having a exterior surface of revolution smaller than the diameter of the cavity and defining an airflow channel between the insert and the fin openings and wherein the exterior surface of revolution of the insert is shaped, tapered or slanted and/or the interior openings of the fins are of the same or different diameters to provide an airflow channel width increasing from the fist end to the second end. | 09-25-2008 |
20080306704 | THERMAL MANAGEMENT COMPUTING SYSTEM AND METHOD - A thermal management method of operation to cool critical heat generating components and when a critical electronic component approaches its designated maximum operation temperature or its rate of temperature increase is determined to be in excess a predetermined level, its operating speed is reduced in small increments (1% to 5%), and/or a cooling fan speed it increased in small increments, (1% to 5%), and, if necessary, operation of a variable capacity heat transfer component is induced to cool the critical component. | 12-11-2008 |
20090126293 | TELECOMMUNICATIONS SHELTER WITH EMERGENCY COOLING AND AIR DISTRIBUTION ASSEMBLY - A telecommunications outdoor shelter having an interior chamber containing one or more vertical racks of telecommunications and/or electronic components, and an AC powered air conditioner configured to deliver cooled air to said interior chamber, is characterized by a back-up cooling apparatus comprising: an outdoor refrigeration system exterior to the interior chamber configured for supplying refrigerant or chilled heat transfer fluid to an evaporator mounted in the interior chamber and for rejecting heat to ambient outside air; an air cooling unit comprising an air handler and evaporator mounted in the interior chamber and configured to receive refrigerant or heat transfer fluid from the outdoor refrigeration system and provide cool air to the interior chamber; an air distribution assembly cooperating with the comprising air cooling unit and one or more primary air ducts for directing cooled air from the evaporator and a plurality of secondary air ducts communicating with each of the primary air ducts, wherein each of the secondary air ducts is configured for delivering cooled air to one or more selected vertical racks at one or more vertical levels and wherein the handler includes one or more fans for moving warm air from the interior chamber to the evaporator and forcing cooled air through the one or more primary air ducts and the one or more secondary air ducts; an electric power generating unit configured to provide power for operating the outdoor refrigeration system and the indoor air cooling unit; and a sensor configured to initiate operation of the back-up cooling apparatus in response to AC power outage and/or interior chamber air temperature. | 05-21-2009 |
20090230278 | SENSOR MOUNT ASSEMBLY - A shock resistant sensor assembly comprises a base plate, a clamp lid, a hinge assembly secured to the base plate and the clamp lid and forming a hinge connection, and a releasable clamp assembly secured to either the base plate or the clamp lid opposite the hinge assembly and having a latch member for releasably engaging and clamping the other end of the base plate or the clamp lid. A sensor housing with a sensor is clamped between the base plate and the clamp lid. | 09-17-2009 |
20090308093 | MOBILE COMMUNICATIONS SHELTER WITH AIR DISTRIBUTION ASSEMBLY - A mobile communications shelter comprising a personnel accessible chamber containing racks of stacked electronic communications equipment positioned along or adjacent to interior walls of the chamber, and a refrigeration apparatus mounted outside of the chamber and configured to supply cooled air to the chamber, is characterized by an air distribution assembly having a plurality of air ducts configured for directing cooled air supplied by the refrigeration apparatus to a plurality of selected vertical levels of the equipment. | 12-17-2009 |
20100119721 | METHODS OF MAKING PENETRATION RESISTANT COMPOSITES - A penetration resistant composite comprises a substrate material comprising woven, layered or intertwined polarized strands of glass, polyamide, polyphenylene sulfide, carbon or graphite fibers, a salt, oxide, hydroxide or hydride of a metal selected from the group consisting of alkali metal, alkaline earth metal, transition metal, zinc, cadmium, tin, aluminum, double metal salts and/or mixtures of two or more thereof or a metal hydride polar bonded on the surface of said fibers and/or strands of fibers at a concentration of at least about 0.3 grams/cc of open substrate material volume, and a substantially water impermeable coating thereon. | 05-13-2010 |
20100119747 | PENETRATION RESISTANT ARTICLES - A penetration resistant composite comprises a substrate material comprising woven, layered or intertwined polarized strands of glass, polyamide, polyphenylene sulfide, carbon or graphite fibers, a salt, oxide, hydroxide or hydride of a metal selected from the group consisting of alkali metal, alkaline earth metal, transition metal, zinc, cadmium, tin, aluminum, double metal salts and/or mixtures of two or more thereof or a metal hydride polar bonded on the surface of said fibers and/or strands of fibers at a concentration of at least about 0.3 grams/cc of open substrate material volume, and a substantially water impermeable coating thereon. | 05-13-2010 |
20100218511 | LIQUID REFRIGERANT COMPOSITE COOLING SYSTEM - A system for cooling components comprises a composite of a sponge or sponge-like material with liquid refrigerant absorbed thereon and encased in a containment material configured to rupture or otherwise release evaporating refrigerant when internal composite pressure reaches a threshold ΔP from the outside pressure and/or at a pre-selected composite temperature, and thermal conduction means in thermal contact with the composite and one or more components for directing thermal energy to cool the components. | 09-02-2010 |
20100218880 | METHODS OF MAKING REFRIGERANT RELEASING COMPOSITE - A method of preparing a composite configured to release refrigerant therefrom comprises providing a substrate material comprising polarized fibers of glass, polyamide, phenylene sulfide, carbon or graphite bonding thereon a metal compound comprising a complex compound of a polar gaseous refrigerant and a metal salt and/or a hydrated metal hydroxide and/or a metal hydroxide of a metal comprising alkali metal, alkaline earth metal, transition metal, zinc, cadmium, tin, aluminum, or two or more thereof, at a concentration of at least about 0.3 grams/cc of open substrate material volume, forming layers of the metal compound bonded substrate material, and sealing at least one layer or the exterior surface of the substrate material with a coating composition configured to prevent release of internal gaseous refrigerant therethrough at ambient temperatures and pressure and capable of penetration of gaseous refrigerant therethrough from the composite interior at temperatures causing internal gas pressures of 15% or more above exterior pressure for such refrigerant release. | 09-02-2010 |
20100221586 | THERMAL ENERGY BATTERY AND METHOD FOR COOLING TEMPERATURE SENSITIVE COMPONENTS - A thermal energy battery for cooling temperature sensitive components comprises a composite of a sorbent with ammonia, water, alcohol, amine or a fluorocarbon refrigerant absorbed thereon and incorporated on a substrate material. The composite is encased in a containment material configured to rupture or otherwise release refrigerant desorbed by the sorbent composition when internal battery pressure reaches a threshold ΔP from the outside pressure, and thermal conduction means in thermal contact with the thermal energy battery and one or more temperature sensitive components for directing thermal energy therebetween to heat the composite and cool the temperature sensitive components. | 09-02-2010 |
20100269539 | REFRIGERANT RELEASING COMPOSITE - A composite configured to release refrigerant therefrom comprises a substrate material comprising polarized fibers of glass, polyamide, phenylene sulfide, carbon or graphite or combinations of two or more thereof having bonded thereon a metal compound comprising a complex compound of a polar gaseous refrigerant and a metal salt and/or a hydrated metal hydroxide and/or a metal hydroxide of a metal comprising alkali metal, alkaline earth metal, transition metal, zinc, cadmium, tin, aluminum, or two or more thereof, at a concentration of at least about 0.3 grams/cc of open substrate material volume, and a coating composition sealing one or more layers of the substrate and/or the exterior composite surface configured to prevent release of internal gaseous refrigerant therethrough at ambient temperatures and pressure and capable of penetration of gaseous refrigerant therethrough from the composite interior at temperatures causing internal gas pressures of 15% or more above exterior pressure for such refrigerant release. | 10-28-2010 |
20110016915 | HIGH EFFICIENCY DC COMPRESSOR AND HVAC/R SYSTEM USING THE COMPRESSOR - A DC powered compressor and an HVAC/R system having the compressor are disclosed. The compressor comprises an AC powered compressor and a DC/AC inverter configured to receive power from a DC power source and to provide the power to the AC compressor. | 01-27-2011 |
20110018348 | HVAC/R BATTERY BACK-UP POWER SUPPLY SYSTEM HAVING A VARIABLE FREQUENCY DRIVE (VFD) POWER SUPPLY - A power supply for an HVAC/R system is configured to provide back-up power functionality for situations when the main source of power fails. The power supply includes a DC power bus which receives power from the main source of power as well as a back up source. When the main source fails the back up source provides power to the DC power bus. Connected to the DC power bus is a variable frequency drive power supply (VFD). The VFD is configured to provide power to the components of the HVAC/R system based on power received from the DC power bus. | 01-27-2011 |
20110018349 | HVAC/R SYSTEM HAVING POWER BACK-UP SYSTEM WITH A DC-DC CONVERTER - An HVAC/R system is configured with power storage for power back-up to maintain substantially uninterrupted power in the case of a main power failure. The power back-up system has a DC power source configured to be recharged, and provides power to the HVAC/R components. | 01-27-2011 |
20110018472 | HVAC/R SYSTEM WITH VARIABLE FREQUENCY DRIVE (VFD) POWER SUPPLY FOR MULTIPLE MOTORS - An HVAC/R system is configured with a variable frequency drive power supply which provides power to each of a compressor, a condenser fan, and a blower. In some embodiments, the compressor has a three-phase motor and the condenser fan has a single-phase motor. | 01-27-2011 |
20110018473 | HVAC/R SYSTEM WITH VARIABLE FREQUENCY DRIVE POWER SUPPLY FOR THREE-PHASE AND SINGLE-PHASE MOTORS - An HVAC/R system is configured with a variable frequency drive power supply which provides power to both a three-phase motor and to a single-phase motor. In some embodiments, the three-phase motor is a compressor motor and the single-phase motor is a condenser fan motor. | 01-27-2011 |
20110302939 | COOLING SYSTEM WITH INCREASED EFFICIENCY - A cooling system is disclosed. The cooling system may have an evaporator, an evaporator fan, a condenser, and at least one compressor. The compressor may be either a single speed or a variable speed compressor. In addition, the system can use a mechanical or electrical pulsed operation refrigerant flow control valve for controlling refrigerant flow to the evaporator. | 12-15-2011 |
20120178323 | PENETRATION RESISTANT ARTICLES - Described is a ballistic composite having a front impact surface and a back surface comprising. The composite may include a plurality of layers of woven fabric of polarized ballistic fibers and a metal salt, oxide, hydroxide or hydride polar bonded onto the woven fibers. In addition, a substantially water impermeable coating composition can be applied onto the layers of the woven fibers and/or on the exterior of the composite. In addition, the layers of woven fabric adjacent to the front impact surface can differ in composition from the layers of woven fabric adjacent to the back surface. In addition, the weave fabric making up the composite may have a cover factor of between about 0.6 and about 0.98. | 07-12-2012 |
20120187764 | ENCLOSURE HOUSING ELECTRONIC COMPONENTS HAVING HYBRID HVAC/R SYSTEM WITH POWER BACK-UP - An enclosure or shelter having an interior chamber for housing electronic components and equipment is provided with an HVAC/R system configured with a rechargeable DC power source for power back-up to maintain substantially uninterrupted power in the case of a main power failure. The system includes one or more variable frequency drives (VFD) controlled by a VFD controller and configured to provide three-phase power to one or more three-phase AC motors and single-phase power to one or more single-phase AC motors. The system also includes a power source controller configured to select and power sources based on availability of one or more power sources and other logic. | 07-26-2012 |
20120191252 | PHOTOVOLTAIC POWER SOURCE FOR ELECTROMECHANICAL SYSTEM - An enclosure or shelter having an HVAC/R system is configured with a photovoltaic power source and a rechargeable DC power source for power back-up to maintain substantially uninterrupted power in the case of a main power failure. The system includes one or more variable frequency drives (VFD) controlled by a VFD controller and configured to provide three-phase power to one or more three-phase AC motors and single-phase power to one or more single-phase AC motors. The system also includes a power source controller configured to select power sources based on availability of one or more power sources and other logic. | 07-26-2012 |
20120191253 | HVAC/R SYSTEM WITH MULTIPLE POWER SOURCES AND TIME-BASED SELECTION LOGIC - A heating, ventilation, air conditioning, and refrigeration system is includes one or more variable frequency drives (VFD) controlled by one or more VFD controller, which are configured to provide three-phase power to one or more three-phase AC motors and single-phase power to one or more single-phase AC motors. The system also includes a power source controller configured to select from a plurality of power sources based on availability of one or more power sources and time so as to maximize the economic efficiency of operating the system. | 07-26-2012 |
20120210736 | CASCADE FLOATING INTERMEDIATE TEMPERATURE HEAT PUMP SYSTEM - A cascade heat pump system is configured with variable-speed compressors which allow operation at a high system coefficient of performance for a given thermal load. An electronic control module may be utilized to dynamically vary the speed of the compressors to achieve maximum energy efficiency. Variable-speed fans or blowers may also be used. | 08-23-2012 |
20130041516 | INTELLIGENT MICROGRID CONTROLLER - A microgrid controller may control the generation, distribution, storage and use of electrical power on a microgrid. Embodiments of a microgrid controller may include inputs for different types of power (e.g. AC and DC) or power sources (e.g. wind and solar), an input for utility grid power, electrical equipment for conditioning the electrical power received from the multiple sources (e.g. rectifiers and inverters), outputs to multiple types of loads (e.g. three-phase AC and single-phase AC) and control circuitry designed to control the generation, storage, distribution and usage of electrical power on the microgrid. Embodiments of microgrid systems may include multiple types of electrical generation sources (e.g. wind, solar, electromechanical and fuel cell), multiple types of electrical loads (e.g. inductive and resistive), electrical storage units (e.g. batteries) and a microgrid controller. | 02-14-2013 |
20140214213 | UTILITY CONTROL OF HVAC WITH INTEGRAL ELECTRICAL STORAGE UNIT - One aspect is an HVAC grid controller that may communicate with local HVAC controllers, wherein the local HVAC controllers control the operation of local HVAC components including an integral electrical storage unit. Thus, the HVAC grid may sends appropriate control signals to local HVAC controllers to, for example, draw power from an electrical storage unit to operate local HVAC components. The local HVAC controller may also be additionally programmable by a user to select a period of time in which the HVAC unit is to be powered by a local electrical storage unit. By using an electrical storage unit to power HVAC components, a utility power provider may better manage load on its electrical grid, and a consumer may avoid peak time-of-use electricity charges. | 07-31-2014 |
20140245768 | CO-FIRED ABSORPTION SYSTEM GENERATOR - A co-fired generator for use in a continuous-cycle absorption heating and cooling system may provide heat to the interior of an annulus chamber from a first heat exchanger, such as a firetube heat exchanger, supplemented by heat to the exterior of the annulus chamber from a second heat exchanger containing fluid heated by an external source. Some embodiments may circulate fluid heated in a solar-heated collector through the second heat exchanger. Other embodiments may route exhaust gas from a combustion engine through the second heat exchanger. The second heat exchanger may be provided with a plurality of fins to increase the surface area available for thermal transfer between the heated fluid and the annulus chamber. | 09-04-2014 |