Abstract: A fluid manifold includes a fluid port near to a first end of a fluid manifold, the fluid manifold having an elongated design extending from the first end to a second end. The fluid manifold also includes a number of distributing ports disposed along a length of the fluid manifold between the first end and the second end. The length and form factor of the manifold, and the distribution ports including port number as well as their distances are innovatively designed for different rack configurations. Each distributing port is configured to engage with a flexible hose connected to a cooling system of an electronic device. Rack manifolds with the same design can support different server arrangements in a liquid cooled IT rack. The fluid manifold also includes a mounting mechanism configured to engage with an opening defined in a portion of a back panel of an electronic rack.

Abstract: Thermal management of a backup battery unit for datacenter applications is described. In one embodiment a method includes sending first control signals to a pump and a fan to set default speeds. The method includes collecting a battery discharge current from the battery and an ambient air temperature of the environment proximal to the battery. The method includes calculating an optimal control function based on the battery discharge current and the ambient air temperature. The method also includes determining an adjusted pump speed and an adjusted fan speed based on the optimal control function. The method includes sending the adjusted pump speed to the pump and the adjusted fan speed to the fan. A solution for optimizing the cooling power use of the fan and the pump is proposed and at the same time maintaining thermal conditions of the battery cells under dynamic and static conditions are disclosed.

Abstract: A method of controlling a fan speed for a battery unit includes determining power discharge and a current temperature of a battery unit and obtaining a relationship between fan speed for the battery unit and temperature of the battery unit based on the power discharge and the current temperature of the battery unit. The method further includes identifying a minimum fan speed based on the relationship between fan speed and temperature and a maximum operating temperature of the battery unit and controlling the fan by setting the speed of the fan to the minimum fan speed.

Abstract: According to one embodiment, an immersion cooling system includes a coolant tank that has liquid coolant and contains at least partially submerged within the liquid coolant 1) a thermoelectric cooling (TEC) element that is coupled to an information technology (IT) component that is mounted on a piece of IT equipment, and 2) a heat sink that is coupled to the TEC element, wherein the TEC element is configured to transfer heat generated by the IT component into the liquid coolant via the heat sink.

Abstract: According to one embodiment, a hybrid cooling system includes a cold plate that is arranged to mount on an IT component that is mounted on a piece of IT equipment, the cold plate is arranged to receive coolant via a supply line and to return warmed coolant via a return line, the warmed coolant is produced by the cold plate when the cold plate is in contact with the IT component and heat generated by the IT component is transferred into the coolant by the cold plate; a TEC element that is arranged to couple to the IT component; and a heat sink that includes a base that is arranged to couple to the TEC element and one or more fins, the TEC element is configured to transfer at least a portion of the heat generated by the IT component into the one or more fins of the heat sink.

Abstract: According to one embodiment, a liquid distribution system includes a main liquid supply and return unit, a mounting rail that extends along at least a portion of a height of the electronic rack, and a connecting unit that is slidably coupled to the mounting rail and is coupled to the main liquid supply and return unit via a flexible supply line and a flexible return line, the connecting unit is arranged to couple to a piece of information technology (IT) equipment to circulate coolant from the main liquid supply and return unit through the piece of IT equipment to create a heat-transfer loop that transfers thermal energy away from the piece of IT equipment and into the coolant.

Abstract: A bridge circuit with series-connected switches and associated control method. The bridge circuit has a first bridge arm and a second bridge arm coupled to a common node, the first bridge arm has a plurality of series-connected first main switches, each first main switch is coupled in parallel with an auxiliary module, each first auxiliary module has a clamping capacitor and an auxiliary switch, the first bridge arm receives a first main switch signal to control the plurality of series-connected first main switches, the second bridge arm receives a second main switch signal, the control method is sensing voltages of the clamping capacitors in the first bridge arm, correspondingly generating voltage sensing signals, and turning on at least one auxiliary switch for a predetermined time during a dead time according to a sorting result of the voltage sensing signals.

Abstract: An electronic rack includes an array of server blades arranged in a stack. Each server blade contains one or more servers and each server includes one or more processors to provide data processing services. The electronic rack further includes a coolant distribution unit (CDU) and a rack management unit (RMU). The CDU is configured to supply cooling liquid to the processors and to receive the cooling liquid carrying the heat exchanged from the processors. The CDU includes a liquid pump to pump the cooling liquid and a pump controller to control a pump speed of the liquid pump. The RMU is configured to manage the operations of the components within the electronic rack such as CDU, etc.

Abstract: According to one embodiment, a battery backup unit (BBU) shelf includes a controller, a supply line to supply a fire extinguishing agent, one or more BBUs, each BBU having a battery module and a temperature sensor. The shelf further includes a flow meter that is coupled to the supply line and measures a flow rate of the fire extinguishing agent flowing through the supply line and produces a flow rate signal that represents the flow rate. For each of the BBUs, the shelf includes a spray nozzle to spray the fire extinguishing agent onto the BBU and a valve that is coupled between the supply line and the spray nozzle. The controller is configured to 1) receive temperature signals from the temperature sensors and 2), for each BBU that has a temperature that exceeds a temperature threshold, open the valve of the BBU to spray the fire extinguishing agent.

Abstract: The present disclosure provides nanostructures (e.g., monolayer or bilayer nanostructures) comprising porphyrins with cobalt chelated thereto such that the cobalt metal resides within monolayer or bilayer in the porphyrin macrocycle. The nanostructures can have presentation molecules comprising epitopes from microorganisms with a histidine tag attached thereto, such that at least a part of the his-tag is within the monolayer or bilayer and coordinated to the cobalt metal core and the presentation molecules are exposed to the outside of the nanostructures. The nanostructures can further comprise a cargo. The nanostructures can be used to deliver the cargo to an individual.

Abstract: Embodiments are disclosed of an apparatus including a room manifold comprising at least one fluid loop. A plurality of rack manifolds is fluidly coupled to, and projects from, the room manifold. Each rack manifold includes one or more connectors to couple the rack manifold to one or more components within an electronics rack. A plurality of valves is fluidly coupled in the room manifold, and each rack manifold is fluidly coupled to the room manifold between a pair of valves. The pair of valves can be used to terminate flow between the room manifold and each rack manifold.

Abstract: According to one embodiment, a liquid distribution system includes a main liquid supply and return unit, a mounting rail that extends along at least a portion of a height of the electronic rack, and a connecting unit that is slidably coupled to the mounting rail and is coupled to the main liquid supply and return unit via a flexible supply line and a flexible return line, the connecting unit is arranged to couple to a piece of information technology (IT) equipment to circulate coolant from the main liquid supply and return unit through the piece of IT equipment to create a heat-transfer loop that transfers thermal energy away from the piece of IT equipment and into the coolant.

Abstract: A holder for connecting a rack manifold of an electronic rack and a room manifold of a data center room to provide liquid cooling to the electronic rack includes an L-shaped frame with a first arm having a first end and a second end, and a second arm extending from the second end of the first arm and substantially perpendicular to the first arm. The holder additionally includes a pivot point to be coupled to a pivot connector on a panel to pivotally move the L-shaped frame between a first position and a second position. The holder further includes a first blind-mate connector disposed on the L-shaped frame to be coupled to a second blind-mate connector at an engagement interface. The first blind-mate connector and the second blind-mate connector are coupled in response to the L-shaped frame moving to the second position in response to contact with the electronic rack.

Abstract: A holder for an electronic rack includes a pivot point and a first end of the holder having a first blind-mate connector to be coupled to a second blind-mate connector at a first engagement interface. The first blind-mate connector and the second blind-mate connector are coupled in response to the holder moving to the second position in response to contact with the electronic rack. The holder additionally includes a second end of the holder having a third blind-mate connector to be coupled to a fourth blind-mate connector at a second engagement interface. The third blind-mate connector and the fourth blind-mate connector are coupled in response to the holder moving to the second position in response to contact with the electronic rack.

Abstract: A cooling system includes an evaporator, connected through fluid lines to a first condenser, a second condenser, a compressor, and a thermal expansion valve. One or more valves are arranged in the fluid lines. The one or more valves operated to, in a first mode, circulate fluid between the evaporator the first condenser; in a second mode, circulate the fluid between a) the evaporator and the first condenser, and b) the evaporator, the second condenser, and the thermal expansion valve, and; in a third mode, circulate the fluid between a) the evaporator and the first condenser, and c) the evaporator, the compressor, the second condenser, and the thermal expansion valve.

Abstract: A fluid connector includes an adapter panel defining at least two mounting holes configured to be secured to a mounting rail of a server chassis. The fluid connector also includes an interior connector configured to fluidly communicate with a cooling module of a server, and a blind mate connector extending from the adapter panel and configured to fluidly connect with a port of a rack manifold.

Abstract: An electronic rack includes an array of server blades arranged in a stack. Each server blade contains one or more servers and each server includes one or more processors to provide data processing services. The electronic rack includes a coolant distribution unit (CDU) and a rack management unit (RMU). The CDU supplies cooling liquid to the processors and receives the cooling liquid carrying heat from the processors. The CDU includes a liquid pump to pump the cooling liquid. The RMU is configured to manage the operations of the components within the electronic rack such as CDU, etc. The RMU includes control logic to determine an optimal pump speed to minimize the total power consumption of the pump, acceleration servers and the host servers, based on the one or more parameters and the association between temperature and power consumption of the acceleration servers and the host servers. The RMU then controls the liquid pump based on the optimal pump speed.

Abstract: An electronic rack includes an array of server blades arranged in a stack. Each server blade contains one or more servers and each server includes one or more processors to provide data processing services. The electronic rack includes a coolant distribution unit (CDU) and a rack management unit (RMU). The CDU supplies cooling liquid to the processors and receives the cooling liquid carrying heat from the processors. The CDU includes a liquid pump to pump the cooling liquid. The RMU is configured to manage the operations of the components within the electronic rack such as CDU, etc. The RMU includes control logic to determine an optimal pump speed and an optimal processor clock rate based on a first relationship between cost of the electronic rack and clock rate of the processors and a second relationship between energy consumption of the electronic rack, clock rate of the processors and pump speed.

Abstract: Embodiments are disclosed of a fluid connector including a connector body having at least a first exterior surface and a second exterior surface. A male interface projects longitudinally from the first exterior surface and includes a male internal chamber bounded in part by a pair of spaced-apart laterally-moving fluid gates coupled to each other by a first elastic member. A female interface longitudinally adjacent to the male interface is recessed into the first exterior surface. The female interface includes a female internal chamber bounded in part by a longitudinally-moving fluid gate, the longitudinally-moving fluid gate being biased into its closed position by a second elastic member. A plurality of fluid distribution ports are positioned on the second surface, each being fluidly coupled to the male interface, the female interface, or both.

Abstract: A determination is made, by a first device, that data in a first database is modified. The first database is associated with the first device. A notification is generated by the first device. The notification includes information associated with the data modification in the first database. The notification is transmitted by the first device to at least one second device. At least one second database is associated with the at least one second device.