# US 2014/0190665 A1 · Modular Jet Impingement Cooling Apparatuses With Exchangeable Jet Plates > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0190665 A1 - Document ID: US20140190665A1 - Status: Published application - Kind: A1 - Application number: 13/734,615 - Filed: 2013-01-04 - Published: 2014-07-10 - Earliest claimed: 2013-01-04 - Assignees: Purdue University; Toyota Motor Engineering & Manufacturing North America, Inc. - Applicants: Toyota Motor Engineering & Manufacturing North America, Inc.; Purdue University - Inventors: Shailesh N. Joshi; Ercan Mehmet Dede; Matthew Joseph Rau; Mayur Prakash Gaikwad; Suresh V. Garimella - Web page: https://patentgrep.com/patent/US20140190665A1 ## CPC - H10W 40/475: {using jet impingement (H10W40/776 takes precedence)} - H10W 40/73: for cooling by change of state - H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10 ## Abstract Modular cooling apparatuses are disclosed. In one embodiment, a cooling apparatus includes an inlet manifold, a jet plate manifold, a plurality of jet plates, a vapor manifold, and a target layer. The inlet manifold includes a fluid distribution chamber, and a plurality of fluid distribution channels symmetrically located within the fluid distribution chamber. The jet plate manifold is coupled to the inlet manifold such that the plurality of jet plate openings is vertically aligned with respect to the plurality of fluid distribution channels. The plurality of jet plates is removably disposed in the jet plate manifold. The vapor manifold has a plurality of walls that define a vapor manifold opening and at least one outlet channel through at least one of the walls. The target layer is coupled to the vapor manifold such that the jet orifice surface of each jet plate is positioned above the target layer. ## Claims ### Claim 1 A cooling apparatus comprising: an inlet manifold comprising: a fluid distribution chamber; and a plurality of fluid distribution channels symmetrically located within the fluid distribution chamber; a jet plate manifold comprising a plurality of jet plate openings, wherein the jet plate manifold is coupled to the inlet manifold such that the plurality of jet plate openings is vertically aligned with respect to the plurality of fluid distribution channels; a plurality of jet plates disposed within the plurality of jet plate openings, each jet plate of the plurality of jet plates comprising: a jet orifice surface comprising one or more jet orifices; and a jet channel, wherein the jet channel is fluidly coupled to an individual fluid distribution channel of the plurality of fluid distribution channels, and the coolant fluid flows through the one or more jet orifices as one or more impingement jets; a vapor manifold coupled to the jet plate manifold, the vapor manifold comprising a plurality of walls defining a vapor manifold opening, and at least one outlet channel through at least one wall of the plurality of walls, wherein at least a portion of each jet plate is disposed within the vapor manifold opening; and a target layer coupled to the vapor manifold, wherein the jet orifice surface of each jet plate is positioned above the target layer. ### Claim 2 (depends on 1) The cooling apparatus of claim 1, wherein the fluid distribution chamber comprises a curved perimeter wall such that a fluid flow of coolant fluid within the fluid distribution chamber is substantially equal at each fluid distribution channel of the plurality of fluid distribution channels. ### Claim 3 (depends on 2) The cooling apparatus of claim 2, further comprising a fluid routing feature centrally positioned on a floor of the fluid distribution chamber, wherein the fluid routing feature receives coolant fluid and directs the coolant fluid toward the plurality of fluid distribution channels. ### Claim 4 (depends on 3) The cooling apparatus of claim 3, wherein the fluid routing feature is a pyramid. ### Claim 5 (depends on 1) The cooling apparatus of claim 1, wherein the one or more jet orifices comprises an array of jet orifices. ### Claim 6 (depends on 1) The cooling apparatus of claim 1, wherein the jet orifice surface of each jet plate of the plurality of jet plates comprises a jet orifice pattern that is unique amongst the plurality of jet plates. ### Claim 7 (depends on 1) The cooling apparatus of claim 1, wherein: each jet plate comprises a flange portion; each jet plate opening comprises a seat; the plurality of jet plates is disposed within the plurality of jet plate openings such that the flange portion is positioned on the seat; and the jet orifice surface is opposite from the flange portion. ### Claim 8 (depends on 7) The cooling apparatus of claim 7, wherein each jet plate comprises a narrow portion extending from the flange portion, and the jet orifice surface is located on the narrow portion opposite from the flange portion. ### Claim 9 A cooling apparatus comprising: an inlet manifold comprising: a fluid distribution chamber; a plurality of fluid distribution channels symmetrically located within the fluid distribution chamber; a fluid routing feature centrally positioned on a floor of the fluid distribution chamber, wherein the fluid routing feature receives coolant fluid and directs the coolant fluid toward the plurality of fluid distribution channels; a jet plate manifold comprising a plurality of jet plate openings, wherein the jet plate manifold is coupled to the inlet manifold such that the plurality of jet plate openings is vertically aligned with respect to the plurality of fluid distribution channels; a plurality of jet plates removably disposed within the plurality of jet plate openings, each jet plate of the plurality of jet plates comprising: a jet orifice surface comprising one or more jet orifices; and a jet channel, wherein the jet channel is fluidly coupled to an individual fluid distribution channel of the plurality of fluid distribution channels, and the coolant fluid flows through the one or more jet orifices as one or more impingement jets; a vapor manifold coupled to the jet plate manifold, the vapor manifold comprising a plurality of walls defining a vapor manifold opening, and at least one outlet channel through at least one wall of the plurality of walls, wherein at least a portion of each jet plate is disposed within the vapor manifold opening; and a target layer coupled to the vapor manifold, wherein the jet orifice surface of each jet plate is positioned above the target layer. ### Claim 10 (depends on 9) The cooling apparatus of claim 9, wherein the fluid distribution chamber comprises a curved perimeter wall such that a fluid flow of coolant fluid within the fluid distribution chamber is substantially equal at each fluid distribution channel of the plurality of fluid distribution channels. ### Claim 11 (depends on 9) The cooling apparatus of claim 9, wherein the jet orifice surface of each jet plate of the plurality of jet plates comprises a jet orifice pattern that is unique amongst the plurality of jet plates. ### Claim 12 (depends on 9) The cooling apparatus of claim 9, wherein: the inlet manifold is removably coupled to the jet plate manifold; the jet plate manifold is removably coupled to the vapor manifold; and the vapor manifold is removably coupled to the target layer. ### Claim 13 A cooling apparatus comprising: a fluid inlet layer comprising a fluid inlet; an inlet manifold comprising: a fluid distribution chamber; and a plurality of fluid distribution channels, wherein the plurality of fluid distribution channels is symmetrically located within the fluid distribution chamber, and the inlet manifold is coupled to the fluid inlet layer such that the fluid inlet is fluidly coupled to the fluid distribution chamber; a jet plate manifold comprising a plurality of jet plate openings, each jet plate opening comprising a seat, wherein the jet plate manifold is coupled to the inlet manifold such that the plurality of jet plate openings is vertically aligned with respect to the plurality of fluid distribution channels; a plurality of jet plates removably disposed within the plurality of jet plate openings, each jet plate of the plurality of jet plates comprising: a flange portion, wherein the plurality of jet plates is disposed within the plurality of jet plate openings such that the flange portion is positioned on the seat; a jet orifice surface opposite from the flange portion, wherein the jet orifice surface comprises one or more jet orifices; and a jet channel, wherein the jet channel is fluidly coupled to an individual fluid distribution channel of the plurality of fluid distribution channels, and the coolant fluid flows through the one or more jet orifices as one or more impingement jets; a vapor manifold coupled to the jet plate manifold, the vapor manifold comprising a plurality of walls defining a vapor manifold opening, and at least one outlet channel through at least one wall of the plurality of walls, wherein at least a portion of each jet plate is disposed within the vapor manifold opening; a target layer coupled to the vapor manifold, wherein the jet orifice surface of each jet plate is positioned above the target layer; and an insulation assembly coupled to the target layer, the insulation assembly comprising a plurality of recesses for receiving a plurality of heat generating devices. ### Claim 14 (depends on 13) The cooling apparatus of claim 13, wherein the fluid distribution chamber comprises a curved perimeter wall such that a fluid flow of coolant fluid within the fluid distribution chamber is substantially equal at each fluid distribution channel of the plurality of fluid distribution channels. ### Claim 15 (depends on 13) The cooling apparatus of claim 13, further comprising a fluid routing feature vertically aligned with the fluid inlet, wherein the fluid routing feature receives coolant fluid from the fluid inlet, and directs the coolant fluid toward the plurality of fluid distribution channels. ### Claim 16 (depends on 15) The cooling apparatus of claim 15, wherein the fluid routing feature is a pyramid. ### Claim 17 (depends on 13) The cooling apparatus of claim 13, wherein the one or more jet orifices comprises an array of jet orifices. ### Claim 18 (depends on 13) The cooling apparatus of claim 13, wherein the jet orifice surface of each jet plate of the plurality of jet plates comprises a jet orifice pattern that is unique amongst the plurality of jet plates. ### Claim 19 (depends on 13) The cooling apparatus of claim 13, wherein each jet plate comprises a narrow portion extending from the flange portion, and the jet orifice surface is located on the narrow portion opposite from the flange portion. ### Claim 20 (depends on 13) The cooling apparatus of claim 13, wherein: the inlet manifold is removably coupled to the jet plate manifold; the jet plate manifold is removably coupled to the vapor manifold; and the vapor manifold is removably coupled to the target layer.