Schneider Electric IT Patente

A cooling system (CS) includes a first heat exchanger (HE) having a first inlet and a first outlet and configured to be coupled to a facility-cooling loop; a second HE having a second inlet and a second outlet; an expansion valve (EV) having an EV inlet and an EV outlet; a pump having a pump inlet and a pump outlet; and an expander having a first flow terminal (FT) and a second FT, wherein in a first CS operating mode, the pump inlet is coupled to the first outlet, the pump outlet is coupled to the second inlet, the first FT is coupled to the second outlet, the second FT is coupled to the first inlet, and the expander is configured to convert heat into electric power, and in a second CS operating mode, the EV inlet is coupled to the first outlet, the EV outlet is coupled to the second inlet, the first FT is coupled to the first inlet, the second FT is coupled to the second outlet, and the expander is configured to operate as a compressor to provide cooling.

A switching system is presented that includes a first input node; an output node; a transformer having a first terminal, a second terminal, and a middle tap, the first terminal coupled to the first input node via a first switch, and the second terminal coupled to the first input node via a first diode; and a bidirectional switch coupled to the middle tap and to the output node.

Aspects of this disclosure relate to a power system having an input (302) configured to receive power from a power source; an output (336) configured to provide power to a load; a first bus (338); a second bus (340); a neutral node (346); a first set of one or more switching devices (308, 310) coupled to the first bus (338) and configured to control routing of current; a second set of one or more switching devices (318, 320) coupled to the second bus (340) and configured to control the routing of current; and a plurality of switching devices (312, 314, 316, 322, 324, 326) coupled between the neutral node (346) and at least one of the first bus (338) or the second bus (340).

An uninterruptible power supply (100) includes a first input (102) for coupling to a primary power source (PPS); a power factor correction (PFC) converter (104) coupled to the first input (102); a second input (110) configured for coupling to a secondary power source (SPS) (126); a DC/DC converter (108) coupled to the second input (110); an output (116) for coupling to a load; and at least one controller (112) configured to control the DC/DC converter (108) to provide secondary power derived from the SPS (126) to the output (116), control, while an amount of power available from the PPS is sufficient to satisfy the load, the PFC converter (104) to provide primary power derived from the PPS to the output (116) in parallel with the DC/DC converter (108) providing the secondary power to the output (116), receive a charge and/or discharge parameter associated with the SPS (126), and determine a state of health of the SPS (126) based on the charge and/or discharge parameter.

Examples of the disclosure include an uninterruptible power supply (UPS) system (100) comprising at least one energy-storage-device interface (110) configured to be coupled to a plurality of batteries (204a-204b), battery-identification circuitry (208a-208c) configured to be coupled to the plurality of batteries (204a-204b), the battery-identification circuitry (208a-208c) being further configured to receive a plurality of output signals from the plurality of batteries (204a-204b), determine energy-storage-device information indicative of at least one battery type of the plurality of batteries based on the plurality of output signals (210a-210-c) received from the plurality of batteries (204a-204b), and output the energy-storage-device information (212a-212-c), and processing circuitry (206) configured to receive the energy-storage-device information, and select a battery profile indicative of one or more battery parameters based on the energy-storage-device information.

A rack equipment removal tool includes a handle and a housing having a rotation shaft. The handle is coupled to the rotation shaft and configured to rotate with respect to the housing about the rotation shaft. The rack equipment removal tool further includes a hook having a first end coupled to the handle and a second end having a fastener configured to be coupled to a power module. The rack equipment removal tool further includes a frame mounting fastener coupled to the housing. The frame mounting fastener is configured to be coupled to a frame of an equipment rack supporting the power module. Rotation of the handle causes the movement of the hook to partially remove the power module from the equipment rack.

A system for managing addressing is provided, the system including a first subordinate device coupled to a communication bus, a first address line, and a second address line, the first subordinate device including a first switch coupled between the first address line and the second address line and configured to selectively connect the first address line to the second address line, a first alarm input configured to receive an alarm signal, and a second switch configured to establish an alarm voltage on the first address line.

A method for discovering devices on a system is presented, including receiving, at a server, instructions to operate an application; responsive to receiving the instructions to operate the application, discovering, with the application, one or more devices based on one or more criteria, the application discovering the one or more devices by accessing one or more gateways in communication with the server and, through the one or more gateways, identifying the one or more devices meeting the one or more criteria; and providing data corresponding to the one or more devices.

The present invention relates to a battery pack, comprising: an enclosure; a first battery supported by the enclosure, the first battery including a first terminal and a second terminal; a second battery supported by the enclosure and proximate to the first battery, the second battery including a third terminal and a fourth terminal; and a printed circuit board including a first connector coupled to the first terminal, a second connector coupled to the second terminal, a third connector coupled to the third terminal, and a fourth connector coupled to the fourth terminal.

A battery cartridge assembly is configured to be positioned behind a UPS having a back side facing a first direction. The battery cartridge assembly includes a housing having a front side and a back side. The front side of the housing is configured to face the back side of the UPS when positioning the housing of the battery cartridge assembly behind the UPS. The battery cartridge assembly further includes a first connector provided on the back side of the housing. The first connector is configured to accept a UPS cable. The first connector faces the first direction. The battery cartridge assembly further includes a cutout in the housing. The cutout is configured to route a UPS cable between the UPS and the first connector.

A power system (100) for a data center is presented, the power system (100) including a first rack (114); a first power converter (102) coupled to a first rack first input, the first power converter being configured to adjust a first output voltage of the first power converter (102) based on a first portion of the first DC power; a second power converter (106) coupled to a first rack second input, the second power converter being configured to provide second DC power to the first rack (114) and to the second rack, the second power converter (106) further being configured to adjust a second output voltage of the second power converter based on a first portion of the second DC power and a second portion of the second DC power; a first asymmetric-conductance device (120) coupled between the first power converter (102) and first rack (114); and a second asymmetric-conductance device (122) coupled between the second power converter (106) and first rack (114).

A charging apparatus is provided according to some embodiments. The charging apparatus includes (1) charging circuitry configured to connect to a plurality of battery packs in parallel and (2) processing circuitry configured to control the charging circuitry by: (a) obtaining a voltage reading from each of the plurality of battery packs; (b) initially setting a charging voltage of a charger to a lowest voltage reading obtained from any of the plurality of battery packs; (c) while applying the charging voltage to the plurality of battery packs, obtaining a current reading from each of the plurality of battery packs that is charging; and (d) in response to the obtained current reading from a battery pack being below a minimum threshold current, increasing the charging voltage by a voltage step value. A similar method and computer program product are also provided.

A computer program product is provided according to some embodiments. The computer program product includes a non-transitory computer-readable storage medium storing a set of instructions, which, when executed by a computing device, causes the computing device to: (a) determine a discharge rate for a battery at a remote location based on a profile of the battery and a temperature value; (b) receive, at an initial time, a notification of the battery ceasing to be in communication with the computing system; (c) in response to receiving the notification, estimate an amount of time remaining until the battery self-discharges to a lower threshold state of charge (SoC); and (d) in response to elapsed time since the initial time reaching the estimated amount of time, output a signal from the computing system indicating a battery-discharge condition. A corresponding method, apparatus, and system are also provided.

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A cable connector includes a slide coupled to a spring to bias the slide from a retracted position to an extended position and at least one latch coupled to the slide. The slide, when in the extended position, is configured to rotate the at least one latch to secure the at least one latch, and when in the retracted position, is configured to rotate the at least one latch in an opposite direction to release the at least one latch. The slide is configured to engage a contact switch when securing the at least one latch.

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A system includes a first battery, a second battery, and a battery connector coupling the first battery to the second battery. The battery connector includes a first portion and a second portion. The second portion is narrower than the first portion. The second portion is configured to decouple the first battery from the second battery when a current above a threshold current passes through the second portion.

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