Vertiv Patente

A system and method configured for six phase power in a data center, such as for a busway, is disclosed. The busway may include one or more busway sections. Each busway section may include a housing, and a plurality of busbars spaced apart in a first direction. The plurality of busbars may include six or more busbars and may be at least partially enclosed by the housing. Each busbar may be disposed along a second direction perpendicular to the first direction and may be parallel to each other busbar of the plurality of busbars. Each busway section may be configured to be removably coupled to two or more output connectors at two or more locations couplable along the second direction. The two or more output connectors may be configured to be inserted from a third direction perpendicular to the first direction and the second direction.

A system for dynamically adjusting data collection within a physical computing environment is disclosed. The system includes computing devices receiving a first set of data from a plurality of devices, where at least a portion of the first set of data is collected by one or more devices according to a first data collection definition, where the first set of data provides information related to a monitored condition of the physical computing environment; determine, based on the first set of data, a second data collection definition, the second data collection definition defining data collection settings that enable collection of a second set of data that provides the information, where the second set of data is smaller in volume compared to the first set of data; and instructing the one or more devices to collect data according to the second data collection definition.

A cooling system may include a compressor, a condenser, a first heat exchanger, a second heat exchanger, and a storage container configured to store refrigerant. The cooling system may include a set of entry control valves configured to control a flow of the refrigerant selectively to at least one of the first heat exchanger or the second heat exchanger. The cooling system may include a set of outlet control valves configured to control a flow of refrigerant between the first heat exchanger and the second heat exchanger.

A heat rejection fan assembly may include a set of fan blades. The heat rejection fan assembly may include a fan motor coupled to the set of fan blades via a motor shaft and configured to cause the set of fan blades to: cause a first air volume to move through a heat exchanger; and move the first air volume through a shroud opening. The heat rejection fan assembly may include a fan motor cooling sub-system configured to cool the fan motor.

A system can include a computer equipment cabinet for containing one or more computing units and a cabinet heat exchanger. Each computing unit can include at least one unit heat exchanger. The cabinet heat exchanger can receive a first cooling fluid from each of the unit heat exchangers and transfer heat from the first cooling fluid to a second cooling fluid. The cabinet heat exchanger can receive the first cooling fluid from each of the plurality of computing units through a distinct inlet port. The cabinet heat exchanger can include an outer tube and a plurality of inner tubes. Each inner tube can be disposed within the outer tube. The inner tubes can physically isolate the first cooling fluid from the second cooling fluid.

The present invention provides a scratch protection guard 100, comprises a top section 101 having a pre-formed portion 101a configured to remain visible on a top surface of a shelf 200 after installation, wherein the pre-formed portion 101a is shaped as a frustum to provide a sliding surface to a sliding component 300. Further, a middle section 102 is provided which includes a cylindrical portion 102a configured to pass through a slot 204 of the shelf 200, wherein the cylindrical portion 102a has a height substantially equal to a thickness of the shelf 200. Further, a bottom section 103 is provided with a deformable portion 103a shaped as an inverted frustum, wherein the deformable portion 103a is configured to deform during insertion into the slot 204 of the shelf 200 and return to its original shape after insertion to secure the scratch protection guard on the shelf 200.

A cooling system for charging and discharging fluid is disclosed. The system includes: a main fluid circuit through which a fluid flows between an evaporator, a compressor, a condenser, and an expansion valve; a bypass fluid circuit configured to communicate with the main fluid circuit; one or more sensors configured to detect sensing values within the cooling system; and a controller configured to communicate with the one or more sensors. The bypass fluid circuit includes: a first valve disposed between the compressor and condenser, the first valve configured to control fluid flow to the condenser on the main fluid circuit; and a receiver configured to receive fluid flowing from the compressor via the bypass fluid circuit and fluid flowing from the condenser via the main fluid circuit, the receiver further configured to discharge fluid therefrom.

A data center rack integrates power and/or fluid coolant distribution to servers, switches and other information technology (IT) devices within the rack via power distribution units (PDU) and rack manifolds integrated into the support columns of the rack structure. For example, the integrated PDUs are connectible to a power source via connection ports on an exterior surface of the rack, the PDU configurable within the rack to maximize available space and minimize the need for additional power cabling. Similarly, the integrated rack manifold is connectable to a coolant supply device or system via external manifold connection ports and provides integrated coolant tubing for thermal management of IT devices mounted within the rack. By optimizing the available airspace within the interior cavity of the rack, the integrated power and manifold systems facilitate heat dissipation and routine maintenance.

An insulator for a circuit breaker is disclosed. The insulator comprises a base, an intermediate block, and a top block arranged in a stepped configuration. The base includes a pair of first holes for receiving first fasteners, and a pair of pins extending vertically to engage a first busbar and a second busbar, thereby preventing misalignment. The intermediate block includes second holes for receiving second fasteners and tabs extending laterally to prevent angular displacement of the busbars. The top block comprises third holes to secure a third busbar via third fasteners. The pins extend beyond the insulator's height to guide proper alignment. The insulator enables front access installation and maintenance of the circuit breaker.

The present disclosure provides a three-phase single-stage AC-DC converter and control method and control apparatus therefor, with which conversion efficiency and power density of the AC-DC converter are improved. The converter includes a three-phase matrix switching circuit, a resonant circuit, an isolation circuit and a rectifier circuit. The three-phase matrix switching circuit is connected to a three-phase AC power and includes three independent switch branches. Each of the switch branches includes an upper bridge arm and a lower bridge arm. An intermediate point between the upper bridge arm and the lower bridge arm in each of the switch branches is connected to a phase of AC input. Each bridge arm includes one bidirectional switch component or two switch components connected in series in reverse. The resonant circuit includes a resonant capacitor, a resonant inductor and an excitation inductor which are connected in series between a common endpoint of upper bridge arms of the three switch branches and a common endpoint of lower bridge arms of the three switch branches. A side of the isolation circuit is connected to the resonant circuit and another side thereof is connected to the rectifier circuit. The rectifier circuit includes at least two switch components. An input side of the rectifier circuit is connected to the isolation circuit, and an output side of the rectifier circuit is connected to a load device.

A current sharing control method and an AC-DC conversion system are provided. The method is applied to a current sharing controller configured to control an operating state of an AC-DC converter comprising at least two rectification units. Each of the at least two rectification units is in a bridge topology combined with an LLC resonant tank. The method comprises: determining a target adjustment phase based on the absolute values of instantaneous values of three-phase input voltages of the at least two rectification units; determining a target duty cycle of the target adjustment phase in each of the rectification units based on the current sampling values of the at least two rectification units; and adjusting, based on the target duty cycle of the target adjustment phase in each of the rectification units, a duty cycle of a control signal for a switch in each of the rectification units.

A coolant distribution unit of a liquid cooling system comprises: a plurality of pumps configured to circulate coolant within the liquid cooling system, where a subset of the plurality of pumps is capable of handling a full operation load of the liquid cooling system when at least one pump of the plurality of pumps is not in operation; and a controller communicatively coupled to the plurality of pumps. The controller is configured to: in response to determining that the pump has been enabled, adjust the pump and remaining pumps of the plurality of pumps to a first pump speed; and adjust the pump and the remaining pumps to a second pump speed, where the first pump speed corresponds to an intermediate operational speed lower than the second pump speed and the second pump speed corresponds to a final operational speed.

A liquid-cooled roll-formed busbar assembly comprises a sheet of copper or similarly conductive metal roll-formed into at least one arcuate region. One or more cooling pipes of a fluid network (e.g., a coolant supply pipe and a coolant return pipe) circulate a cooling fluid through the busbar such that the arcuate region/s conform to a portion of the external circumference of the cooling pipe/s. A thermal interface is disposed between the cooling pipes and the liquid-cooled roll-formed busbar, such that the circulating fluid absorbs heat from the busbar via the thermal interface and transfers the absorbed heat to a primary fluid network.

A current sharing control method and an AC-DC conversion system are provided. The method is applied to a current sharing controller configured to control an operating state of an AC-DC converter comprising at least two rectification units. Each of the at least two rectification units is in a bridge topology combined with an LLC resonant tank. The method comprises: acquiring current sampling values of the at least two rectification units; determining a target phase shift angle of each of the rectification units according to the current sampling values, wherein the target phase shift angle is used to indicate a duration of an input voltage of the LLC resonant tank being in a zero-level state; controlling, according to the target phase shift angle of each of the rectification units, a control signal of a target switch in a bridge topology of each of the rectification units to perform phase shifting.

An apparatus comprises a sheet metal bracket configured to be mounted near a power source. The sheet metal bracket includes a plurality of notched sections along an edge, each notched section defining a mounting feature with one or more apertures configured to receive and retain one or more electrical equipment devices in a fixed position relative to the power source using a fastening element. The apparatus further includes a wire trough integrated with the sheet metal bracket and configured to contain and route wiring from the electrical equipment devices in an organized manner.

A cooling system can include a first loop disposed at least partially within a space, such as a data center, a second loop disposed at least partially outside the space, and a heat exchanger for transferring heat from the first loop to the second loop. The first loop can include an evaporator for transferring heat from within the space to a first cooling fluid, and a prime mover for circulating the first cooling fluid within the first loop. The heat exchanger can transfer heat from the first cooling fluid to a second cooling fluid. The second loop can include a condenser for transferring heat from the second cooling fluid to an environment outside the space. The condenser can be disposed at a higher elevation than the heat exchanger and the second loop can operate as a thermosiphon.

A direct-to-chip (D2C) cooling system maintains microchip assemblies within their optimal junction temperature ranges by circulating liquid coolant into contact with the microchip assemblies for heat transfer therefrom. A coolant distribution unit (CDU) controller directly monitors (via a power distribution unit supplying operating power to the servers) power drawn by each of a set of servers, switches, or other information technology (IT) devices and/or microchip assemblies disposed therein, determining on a continual basis which IT device is currently drawing the most power and directing the CDU of the D2C system to dynamically adjust the flow rate setpoint for the liquid coolant supply based on the current highest power draw.

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