Vertiv Patente

Systems and methods for providing consistent and reliable movement of refrigerant within a cooling system for a data center are disclosed. By implementing fluid transfer valves such that a thermosyphon heat exchanger fill loop allows refrigerant to circulate between an isolated refrigerant storage space and a heat exchanger, the data center is cooled more efficiently.

A power distribution apparatus is disclosed. In one example, the power distribution apparatus includes a first power source (102A) configured to provide electrical power to a load (101) and a second power source (102B) configured to provide electrical power to the load (101). A transfer switch (105) is configured to switch a source of power to the load (101) between the first power source (102A) and the second power source (102B). A control circuit (115) is configured to cause the transfer switch (105) to cause a transfer of power to the load (101) from the first power source (102A) to the second power source (102B) in response to a user command and to delay the transfer of power to be within a transfer time window and based on a phase relationship between power provided by the first power (102A) and second power sources (102B).

A power distribution unit may include an input power connector configured to receive input electrical power from an external power source. The power distribution unit may include a primary busbar configured to receive the input electrical power from the input power connector and distribute the input electrical power via a power configuration. The power distribution unit may include an output controller assembly configured to receive distributed input electrical power from the primary busbar and manage the distributed input electrical power. A power distribution unit may include a plurality of receptacles configured to receive the distributed input electrical power from the output controller assembly, wherein power to one or more of the plurality of receptacles is based on the power configuration.

A power distribution unit includes: a backplane with backplane slots; a primary busbar having a least one primary faster hole on one end for fastening the primary busbar to the backplane; and a primary mounting plain extending perpendicularly from an opposing end with at least one primary slot therethrough. The power distribution unit further includes a central busbar having a central mounting plain extending perpendicularly from one end, mounted to the primary mounting plain, and a central slot therethrough on an opposing end. The power distribution unit also includes an ancillary busbar mounted to the central busbar around the central slot.

A signal monitoring system may include two or more amplifiers to simultaneously amplify an input analog signal and generate two or more amplified analog signals, where each of the two or more amplifiers is configured to amplify the input analog signal with a different fixed gain value. The system may further include two or more analog to digital converters to simultaneously digitize the two or more amplified analog signals with a common sampling rate and generate two or more digitized signals. The system may further include a controller to generate a full resolution signal from the two or more digitized signals by selecting on a sample-by-sample basis each value of the full resolution signal from a particular one of the two or more digitized signals associated with an undistorted representation of the input analog signal.

An uninterruptible power supply (UPS) and a power supply system. The UPS includes a first switching module, a rectifier, a second switching module, a direct-current (DC) bus and a controller. A first end of the first switching module is connected to an alternating-current (AC) power supply, and a second end of the first switching module is connected to an input end of the rectifier. Two terminals at a first end of the second switching module are respectively connected to a positive electrode and a negative electrode of a battery pack, two terminals at a second end of the second switching module are respectively connected to the negative electrode and the positive electrode of the battery pack, and a third end of the second switching module is connected to the input end of the rectifier. An output end of the rectifier is connected to a DC bus.

Star-delta convertible connector (200) and method of operating the same for selectively establishing a star configuration or a delta configuration in a three-phase power distribution system are disclosed. The connector includes a socket assembly (202) having multiple receptacles electrically coupled to corresponding terminals and arranged to receive phase conductors and, selectively, neutral conductors, as well as an interchange plug receptacle. The interchange plug (204) includes prongs carrying at least one conductive busbar (222) configured to establish different electrical interconnections based on plug orientation. In a first orientation, the busbar electrically interconnects phase conductors with neutral conductors to establish a star configuration, and in a second orientation, the busbar electrically interconnects phase conductors with one another to establish a delta configuration. Switching between configurations is accomplished by removing the interchange plug, reorienting the interchange plug by approximately 180 degrees, and reinserting the interchange plug, without rewiring, disassembly, or removal of the socket assembly.

A modular data center infrastructure system can include one or more through modules and one or more end modules. The modules can be disposed above one or more cabinets, such as computer equipment cabinets. The modules can be disposed above an aisle between two rows of cabinets and/or coupled to opposing pairs of cabinets. The modules can be coupled to one another. The system can include a first through module coupled above a first opposing pair of the cabinets, a second through module coupled to the first through module and/or above a second opposing pair of the cabinets, and an end module coupled to one of the through modules and/or above a third opposing pair of the cabinets.

A system and method for smart pre-cooling in a single-phase or two-phase cooling system maintains a thermal buffer tank in fluid communication with the primary and secondary fluid networks of the cooling system (as applicable) wherein a fluid thermal buffer may be stored to provide reserve cooling capacity. A controller of the cooling system receives weather data, e.g., ambient temperatures for one or more segments of an hour, day, week, or other predetermined duration. For each segment, based on forecasted ambient temperatures, the controller may direct the thermal buffer tank to charge or use reserve cooling capacity to minimize overall energy consumption. For example, when temperatures are lower the thermal buffer tank may charge additional cooling capacity, and when temperatures are higher the thermal buffer tank may deploy reserve cooling capacity to reduce the burden on other chiller devices in removing heat from the system.

A system and method for continuous real-time monitoring of charge levels, e.g., fluid refrigerant available within a refrigerant reservoir of a pumping apparatus for a two-phase cooling system, receives power data corresponding to a current load drawn by each server or information technology (IT) device served by the pumping apparatus. Based on the received power data, the controller infers the expected charge level, e.g., the proportion of fluid refrigerant that should be remaining within the refrigerant reservoir as opposed to circulating in the secondary fluid network of the cooling system, and compares the expected charge level to an actual current charge level sensed within the refrigerant reservoir, initiating a gentle system shutdown and/or generating an alert if the actual charge level sufficiently deviates from the expected charge level based on the received power data.

A system for operating a circuit breaker is disclosed. The system includes a shunt coil configured to trip a circuit breaker. A first voltage source is configured to produce a first voltage and second voltage source configured to produce a second voltage. A voltage selection circuit configured to select one of the first and second voltage sources. A shunt drive circuit configured to drive an actuation voltage to the shunt coil based on a selected one of the first and second voltages.

A system and method for power aware thermal management of a data center environment including IT devices receiving operating power from power distribution units (PDU) may include sensing current cooling capacity of a cooling system including chiller devices for transferring thermal energy generated by the IT devices by circulating a fluid refrigerant through the IT devices via a fluid network. Similarly, the PDUs may sense and report current operating power distributed to the IT devices. A cooling system controller may, when current power distribution data sufficiently deviates from the current cooling capacity (e.g., indicative of an imminent surge or drop in power and a corresponding shift in heat load), direct the chiller devices to adjust device setpoints to proactively address the imminent shift in heat load within the fluid network.

A system and method for continuous real-time monitoring of a primary chiller device of a pumped two-phase chiller system includes flow rate and outlet temperature sensors within the primary chiller device, continually sensing a flow rate and outlet temperature of a primary fluid refrigerant leaving the primary chiller device to circulate through a pumping unit and transfer heat absorbed from downstream IT devices (and, with respect to direct-to-chip (D2C) systems, downstream chip assemblies). The pumping unit controller receives the collected flow rate and outlet temperature data and, when the flow rate and/or outlet temperature deviates from acceptable ranges, e.g., too low a flow rate, too high an outlet temperature, detects an imminent failure of the primary chiller device and responds accordingly, e.g., requesting shutdown of the primary chiller device or the downstream IT devices.

A thermal management system that is configured to dynamically change polling rates of wireless sensors within a data center environment over time is described. Sensors that provide temperature, humidity, and dew-point readings are then used to cause a ramp up or a ramp down of cooling equipment within a data center environment, such that the cooling equipment can be more reactive to the changing overall usage of computing resources within the data center environment. As computing power used by the computing resources fluctuates at non-static rates within a data center, the thermal management system adjusts polling rates of the sensors as production cycles ramp up or down, thus making the overall data center environment more efficient.

A power distribution panel can include a cabinet, one or more breakers disposed within the cabinet for selectively providing power to a plurality of computer equipment devices, a door coupled to the cabinet for selectively providing access to the breakers, and a user interface for providing information about the breakers. The user interface can be coupled to the door and/or can provide information about the breakers at the front of the cabinet, such as through the door. The power distribution panel can include a first airflow path across the breakers and a second airflow path across the user interface. The first airflow path can be isolated from the second airflow path.

A power distribution panel can include a cabinet having a top and a bottom, one or more breakers at least partially disposed within the cabinet, and one or more busbars at least partially disposed within the cabinet. The top of the cabinet can include one or more top cable entries and the bottom of the cabinet can include one or more bottom cable entries. The busbars can selectively receive cables from the top cable entries and/or the bottom cable entries. The power distribution panel can be configured and/or reconfigured for top entry or bottom entry.

Systems and methods for providing consistent and reliable thermal insulation for electrical components that are proximate to a transformer within an overall data center environment that is executing high-power and variable high-performance computing (HPC) and/or artificial intelligence (AI) workloads are disclosed. By installing a conductor pass-through device that both enables electrical cables to connect to the transformer via channels in the device and also provides thermal insulation against excess heat being emitted from the transformer, the other electrical components stay within their normal operating temperature ranges and do no overheat.

A power distribution panel (100) can include a cabinet (110), one or more breakers (120) at least partially disposed within the cabinet (110), and one or more busbars (150) at least partially disposed within the cabinet (110). The busbars (150) can include one or more line busbars (152), one or more neutral busbars (158), and one or more ground busbars (164). Any or all of the breakers (120) and/or any or all of the busbars (150) can be rotated among an installation position, in which they can be clear of a cable pulling area within the cabinet (110), and an operations position, in which they can be at least partially disposed in the cable pulling area.

A power distribution panel (100) can include a cabinet (110), two or more breakers (120) at least partially disposed within the cabinet (110), and one or more busbars at least partially disposed within the cabinet (110). The busbars can include one or more line busbars (152), one or more neutral busbars (158), and one or more ground busbars (164). The breakers (120) and/or busbars can be selectively coupled to each other and/or selectively isolated from each other.

A cooling system can include a primary cooling loop having a primary cooling fluid, a secondary cooling loop having a secondary cooling fluid, a heat exchanger for transferring heat to the primary cooling fluid from the secondary cooling fluid, and a controller. The heat exchanger can be a brazed plate heat exchanger arranged for providing a low supply temperature of the secondary cooling fluid supplied to a load. The system can increase the supply temperature by injecting hot secondary cooling fluid upstream of the load, such as by using a bypass valve in the secondary cooling loop.

A cooling system can include a first cooling loop for extracting heat from a load, a second cooling loop for rejecting the heat, and a controller for controlling one or more aspects of the first cooling loop and/or the second cooling loop. The first cooling loop can include a first heat exchanger for transferring heat from the load to a first cooling fluid, a second heat exchanger for transferring heat from the first cooling fluid to a second cooling fluid, and a flow control valve for controlling flow of the first cooling fluid through the first cooling loop. The controller can monitor a parameter and/or operate the flow control valve to maintain a temperature associated with the load. The controller can selectively boost a cooling capacity of the first cooling loop when a change in the parameter exceeds a threshold.

The present disclosure relates to the field of power supply and an uninterruptible power supply is disclosed. The uninterruptible power supply includes a first power board, a liquid cooling plate, a second power board, a first set of power devices arranged on the first power board, and a second set of power devices arranged on the second power board; the liquid cooling plate is stacked between the first power board and the second power board, and is configured to dissipate heat from the first set of power devices and the second set of power devices; the liquid cooling plate comprises an inlet, an outlet, and a cooling passage communicating the inlet and the outlet, and the cooling passage is configured to accommodate a coolant; and the first set of power devices and/or the second set of power devices includes a temperature-sensitive component and multiple power components, and the multiple power components are located in front of the temperature-sensitive component along a flow direction of the coolant in the cooling passage. In the present disclosure, heat dissipation for the temperature-sensitive component with higher temperature sensitivity is prioritized to ensure a service life of the uninterruptible power supply, and then heat dissipation of other power components is performed, so that liquid cooling for all power components is suitably considered.

A shelf may include a top surface. The shelf may include a set of retain tabs configured to couple a set of battery modules. The shelf may include a set of alignment tabs configured to align one or more battery modules of the set of battery modules as the one or more battery modules are translated from a non-secured position to a secured position.

An outside cabinet assembly is disclosed. A cavity is formed under ground. An enclosure is received in the cavity. An equipment cabinet is received within the enclosure and configured to house electronic components. An environmental control unit (ECU) is thermally coupled to the equipment cabinet. A utility fluid conveyance (UFC) is disposed outside the enclosure. A thermal transfer system (TTS) is in fluid or thermal communication with the ECU and extending from the enclosure to the UFC disposed outside the enclosure. The TTS may include a heat-conductive conduit thermally coupled to the UFC through a thermal interface material so as to exchange heat with fluid transported by the UFC to regulate an internal temperature of the equipment cabinet while the equipment cabinet remains under the ground.

A cooling system can include a cooling loop, a targeted cooling path, a valve for controlling the flow of a first cooling fluid through the targeted cooling path, and a controller for operating the valve. The cooling loop can include a first heat exchanger for transferring heat from a first heat load to the first cooling fluid, a second heat exchanger for rejecting heat from the first cooling fluid, and a prime mover for circulating the first cooling fluid through the cooling loop. The targeted cooling path can include a third heat exchanger for transferring heat from a second heat load to the first cooling fluid.

Systems and methods for managing sensor assignments in a thermal management system. In embodiments, a sensor network includes a plurality of sensors and a plurality of gateway devices, and managing sensor assignments includes assigning sensors to gateways based on sensor location in a coverage area, reassigning moved sensors to new gateway devices, and disconnecting sensors from previously assigned gateway devices to eliminate conflicting reports and erroneous sensor alters and alarms. In embodiments, managing sensor assignments includes polling gateway devices to identify dormant sensors and disconnecting dormant sensors from gateway devices. The system and methods may be implemented in a data center environment.

A liquid cooling system such as a liquid cooling distribution unit includes a liquid circuit for recirculating a cooling liquid, one or more liquid pumps, one or more liquid filters, pressure sensors, and a controller for determining differential pressures across the one or more liquid filters. In embodiments, the controller implements a filter health monitoring scheme for predicting the time for filter replacement, and in some embodiments, implements a low pump speed operating mode for system protection.

Provided in the present disclosure is a modular uninterruptible power supply, including a power cabinet and a module component arranged in the power cabinet. The interior of the power cabinet is divided into an upper space and a lower space, the module component is arranged in the lower space, the lower space is divided into a power area and a bypass area, and the module component includes power modules and a bypass component. In the modular uninterruptible power supply provided by the present disclosure, with the interior of the power cabinet being divided into the upper space and the lower space and an upper outgoing wiring copper busbar being arranged in the upper space, a user is allowed to connect a cable to the upper outgoing wiring copper busbar through the top of the power cabinet, and with the module component being arranged in the lower space and the lower space being divided into a power area and a bypass area, rationality of the modular uninterruptible power supply can be effectively improved, thus improving maintainability and reliability of the whole machine.

A system configured to distribute power within a rack is disclosed. The system may include a rack junction box configured to receive power. The system may include a power rail coupled to the rack junction box and configured to receive power from the rack junction box. The system may include one or more power couplers coupled to the power rail and configured to receive power from the power rail and distribute power to a plurality of rack unit loads.

A rack power distribution unit (rPDU) system may include a chassis formed of a plurality of faces that define a cavity. The plurality of faces may include a front face including two or more tiers. The two or more tiers may include a first tier positioned proximate to a second tier. The rPDU system may include one or more over current protection devices (OCPDs) coupled to the two or more tiers. The one or more OCPDs may include a first set of OCPDs coupled to the first tier and a second set of OCPDs coupled to the second tier, where the first set is arranged at an offset relative to the second set.

A bracket assembly and a method for securing a cabinet for seismic and transportation conditions using the bracket assembly is disclosed. The bracket assembly includes a plurality of brackets configured to be positioned at each corner of the cabinet. Each bracket includes a first side configured to be securely fastened to the pallet or ground using fasteners. Each bracket further includes a second side configured to engage the cabinet. The plurality of brackets absorbs a majority of transportation load, thereby isolating the cabinet from stresses caused by direct attachment to the pallet or the ground.

A method for manufacturing a wiring harness on the basis of into one or more GIF or animation-based engineering files 106 is disclosed. The 1:1 scale engineering drawing of a wiring harness is converted into one or more GIF or animation-based engineering files 106 through a format conversion module 104. The GIF or animation-based engineering files 106 are distributed to a plurality of manufacturing units 119. Thereafter, the one or more GIF or animation-based engineering files 106 are projected onto a reusable build board 112 by a projection setup module 110. The various components of the wiring harness are secured on the reusable build board 112 through clamps. A quality check module 116 checks the accuracy of component placement with respect to the one or more GIF or animation-based engineering files 106. Thereafter, an onboarding testing module 118 performs real-time validation of the assembled wiring harness on the reusable build board 112.

A cold plate for removing heat from an electronic component in a data center is disclosed. The cold plate includes: a housing having one or more openings; fins enclosed in the housing, wherein each of the fins extends from top to bottom inside the housing and has an airfoil shape. The one or more openings include: an inlet for receiving fluid and an outlet for discharging fluid.

A cooling system can extract heat from one or more heat sources disposed in one or more rows of cabinets with a cold aisle on one side of the row of cabinets, a hot aisle on another side of the row of cabinets, and a containment plenum above the hot aisle. The cooling system can include one or more cooling modules for transferring heat from a fluid to air passing through the cooling module and a pumping module for inducing flow of the fluid between the cooling module and the heat sources. One or more modules can be aligned with the cabinets in the row of cabinets. One or more modules can be disposed at least partially in or across the hot aisle.

Provided in the present disclosure is a bypass module, including a chassis, thyristor components and a busbar component. Thyristor components include an insulating plate fixed within the chassis, heat sinks and thyristors. The busbar component includes bridging busbars electrically connected to the heat sinks and vertical busbars for electrically connecting the bridging busbars to a counter plug terminal, the counter plug terminal includes an input terminal and an output terminal, and the input terminal and the output terminal are electrically connected to the vertical busbars respectively. In the bypass module provided by the present disclosure, the heat sinks are electrically connected to the input terminal and the output terminal of the counter plug terminal of the cabinet through the bridging busbars and the vertical busbars. In this way, a utilization of the internal space of the chassis can be effectively improved, so that the bypass module is more reasonable and a size of the bypass module is reduced, so that ease of maintenance of the bypass module by an operator is effectively improved.

A cooling system can extract heat from one or more heat sources disposed in one or more rows of cabinets with a cold aisle on one side of the row of cabinets, a hot aisle on another side of the row of cabinets, and a containment plenum above the hot aisle. The cooling system can include one or more cooling modules for transferring heat from a fluid to air passing through the cooling module and a pumping module for inducing flow of the fluid between the cooling module and the heat sources. One or more modules can be aligned with the cabinets in the row of cabinets. One or more modules can be disposed at least partially in or across the hot aisle.

A power distribution unit may include a housing, a power input interface configured to couple to an electrical distribution element, and a plurality of power output interfaces configured to couple to a plurality of output cables. The power distribution unit may include a switch-mode power supply (SMPS) configured to receive a disconnect power and transmit the disconnect power to one or more relays. The power distribution unit may include one or more relays configured to transmit the disconnect power to a voltage coil of an overcurrent protective device upon receiving a disconnect signal, wherein the overcurrent protective device is configured to receive a first power from a power source. The power distribution unit may include a leak detection sensor and a controller communicatively coupled to the leak detection sensor and one or more relays.

A maintenance tool 200 and a method of accessing power cables in a power distribution assembly 100 is disclosed. A handle 202 configured for single-handed ergonomic operation and including an electrically insulated exterior surface. A bracket 204 mechanically coupled to the handle. The bracket having a specialized cutout configured to support and stabilize one or more power cables 102 while reducing mechanical stress on a circuit breaker terminal 302 of a circuit breaker of the power distribution assembly 100. A locking mechanism 204 integrated within the maintenance tool and operable through the handle 202 to engage or disengage the one or more power cables 102 from the circuit breaker terminal 302. The bracket positions the one or more power cables in a stable orientation, and the locking mechanism, in coordination with the bracket, operates to selectively secure or release the one or more power cables from the circuit breaker terminal.

A cooling system for a TEC module may include a cold plate including a base and a top body mounted thereon at a predetermined distance from the base, where the base and the top body is configured to create an enclosure therebetween to facilitate fluid flow. The cold includes an inlet (116) and an outlet (118), where the inlet and outlet are configured to allow fluid to flow through the enclosure. The cold plate includes a plurality of internal ribs (120) configured on the base, where the plurality of internal include a plurality of holes (122) configured to facilitate fluid dispersion and turbulence. The cold plate also includes a plurality of ridges (124) configured on the base between a pair of the plurality of internal ribs, where the plurality of ridges are configured to disrupt laminar fluid flow and create turbulence to enhance heat transfer efficiency.

The present application discloses a device, method, apparatus and medium for short-circuit detection of a switching device and an uninterruptible power supply, for performing a short-circuit detection of a switching device connected between a positive electrode and a negative electrode of a battery within the uninterruptible power supply, so as to avoid failures in the uninterruptible power supply due to short-circuit of the switching device and to improve the reliability of the uninterruptible power supply. The uninterruptible power supply includes: a rectifying module connected between mains electricity and a busbar and comprising a first rectifying sub-module and a second rectifying sub-module, a battery, and a charge-discharge module connected between the battery and the busbar and comprising at least: a first switching device connected between the positive and negative electrodes of the battery, and a second switching device connected between the negative electrode of the battery and a negative electrode of the busbar; the positive electrode of the battery is connected with respective alternating-current ports of the first rectifying sub-module via relays, the negative electrode of the battery is connected with respective alternating-current ports of the second rectifying sub-module via relays; and a capacitor is connected between the positive and negative electrodes of the battery.