# US 11,910,575 B2 · Rack systems and packaging for servers > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,910,575 B2 - Document ID: US11910575B2 - Status: Granted - Kind: B2 - Application number: 17/465,177 - Filed: 2021-09-02 - Published: 2023-03-02 - Granted: 2024-02-20 - Earliest claimed: 2021-09-02 - Assignees: Baidu USA LLC - Applicants: Baidu USA LLC - Inventors: Tianyi Gao - Web page: https://patentgrep.com/patent/US11910575B2 ## CPC - G01M 3/18: for pipes, cables or tubes; for pipe joints or seals; for valves; {for welds; for containers, e.g. radiators} - H05K 7/20781: {within cabinets for removing heat from server blades} - G06F 1/189: {Power distribution} - H01R 13/005: {Electrical coupling combined with fluidic coupling} - H05K 7/20272: {Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds} - G01M 3/00: Investigating fluid-tightness of structures - G06F 1/188: Mounting of power supply units - G01M: TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H01R: ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS ## Abstract A source module includes a server fluid distribution unit and a busbar unit, as well as connectors. In an embodiment, a server fluid distribution unit to be coupled to a rack fluid distribution unit and the one or more server blades for deploying one or more servers. In an embodiment, a busbar unit to be coupled with an alternating current (AC) power distribution unit and the one or more server blades. In an embodiment, the source module is to be coupled to the rack fluid distribution unit to distribute cooling fluid received from a cooling fluid source to the one or more server blades of corresponding server chassis and to extract heat from the one or more servers. ## Claims ### Claim 1 A source module positioned on a rear side of an electronic rack for connecting a server chassis for liquid cooling, comprising: a server fluid distribution unit to be coupled to a rack fluid distribution unit and one or more server blades of the server chassis, the server fluid distribution unit including a server supply manifold to receive cooling fluid from the rack fluid distribution unit and to distribute the cooling fluid to the one or more server blades, and a server return manifold to receive the cooling fluid from the one or more server blades and to return the cooling fluid to the rack fluid distribution unit; and a busbar unit to be coupled with a power distribution unit and the one or more server blades, wherein the power distribution unit is to be connected with a power source through to distribute power to a power supply unit (PSU) contained within the server chassis, wherein the PSU is connected with the source module through a direct current (DC) output connector, the busbar unit including a rack power interface to be coupled to the power distribution unit to receive power, and a plurality of server power interfaces to distribute the power to the one or more server blades. ### Claim 2 (depends on 1) The source module of claim 1, wherein the server supply manifold comprises a rack supply connector to be connected to the rack fluid distribution unit and one or more server supply connectors to be connected to the one or more server blades, and wherein the server return manifold comprises a rack return connector to be connected to the rack fluid distribution unit and one or more server return connectors to be connected to the one or more server blades. ### Claim 3 (depends on 1) The source module of claim 1, wherein the server supply manifold and the server return manifold are position horizontally. ### Claim 4 (depends on 1) The source module of claim 1, wherein the source module is to be coupled to the power distribution unit. ### Claim 5 (depends on 1) The source module of claim 1, wherein the server fluid distribution unit is positioned underneath the busbar unit. ### Claim 6 (depends on 1) The source module of claim 1, further comprising a leak detection unit positioned at a bottom side of the source module. ### Claim 7 (depends on 1) The source module of claim 1, wherein the rack fluid distribution unit is attached onto a rear side of the source module. ### Claim 8 (depends on 1) The source module of claim 1, wherein the power distribution unit is attached onto a rear side of the source module. ### Claim 9 (depends on 1) The source module of claim 1, wherein the power distribution unit is on one side of a rear side of the source module and the rack fluid distribution unit is on another side of the rear side of the source module. ### Claim 10 An electronic rack, comprising: a rack fluid distribution unit; a power distribution unit; a plurality of server chassis arranged in a stack, each server chassis to receive one or more server blades; and a plurality of source modules corresponding to the plurality of server chassis and positioned on a rear side of the electronic rack, each source module comprising: a server fluid distribution unit to be coupled to the rack fluid distribution unit and the one or more server blades of a server chassis, the server fluid distribution unit including a server supply manifold to receive cooling fluid from the rack fluid distribution unit and to distribute the cooling fluid to the one or more server blades, and a server return manifold to receive the cooling fluid from the one or more server blades and to return the cooling fluid to the rack fluid distribution unit; and a busbar unit to be coupled with the power distribution unit and the one or more server blades, wherein the power distribution unit is to be connected with a power source through to distribute power to a power supply unit (PSU) contained within the server chassis, wherein the PSU is connected with the source module through a direct current (DC) output connector, the busbar unit including a rack power interface to be coupled to the power distribution unit to receive power, and a plurality of server power interfaces to distribute the power to the one or more server blades. ### Claim 11 (depends on 10) The electronic rack of claim 10, wherein the server supply manifold comprises a rack supply connector to be connected to the rack fluid distribution unit and one or more server supply connectors to be connected to the one or more server blades, and wherein the server return manifold comprises a rack return connector to be connected to the rack fluid distribution unit and one or more server return connectors to be connected to the one or more server blades. ### Claim 12 (depends on 10) The electronic rack of claim 10, wherein the server supply manifold and the server return manifold are position horizontally. ### Claim 13 (depends on 10) The electronic rack of claim 10, wherein each source module of the plurality of source modules is to be coupled to the power distribution unit. ### Claim 14 (depends on 10) The electronic rack of claim 10, wherein a power source delivered to the power distribution unit is an AC power source. ### Claim 15 (depends on 10) The electronic rack of claim 10, wherein a power source delivered to the power distribution unit is a renewable power source. ### Claim 16 (depends on 10) The electronic rack of claim 10, wherein the server fluid distribution unit is positioned underneath the busbar unit. ### Claim 17 (depends on 10) The electronic rack of claim 10, wherein each source module further comprises a leak detection unit positioned at a bottom side of the source module. ### Claim 18 A data center cooling system, comprising: a fluid supply line coupled to receive cooling fluid from a cooling fluid source; a fluid return line coupled to return the cooling fluid to the cooling fluid source; and a plurality of electronic racks coupled to the fluid supply line and the fluid return line, wherein each of the plurality of electronic racks comprises: a rack fluid distribution unit; a power distribution unit; a plurality of server chassis arranged in a stack, each server chassis to receive one or more server blades; and a plurality of source modules corresponding to the plurality of server chassis and positioned on a rear side of an electronic rack of the plurality of electronic racks, each source module comprising: a server fluid distribution unit to be coupled to the rack fluid distribution unit and the one or more server blades of a server chassis of the plurality of server chassis, the server fluid distribution unit including a server supply manifold to receive the cooling fluid from the rack fluid distribution unit and to distribute the cooling fluid to the one or more server blades, and a server return manifold to receive the cooling fluid from the one or more server blades and to return the cooling fluid to the rack fluid distribution unit; and a busbar unit to be coupled with the power distribution unit and the one or more server blades, wherein the power distribution unit is to be connected with a power source through to distribute power to a power supply unit (PSU) contained within the server chassis, wherein the PSU is connected with the source module through a direct current (DC) output connector, the busbar unit including a rack power interface to be coupled to the power distribution unit to receive power, and a plurality of server power interfaces to distribute the power to the one or more server blades.