Patents by Inventor Vinod Kamath

Vinod Kamath has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240114650
    Abstract: Targeted cooling in a liquid cooling system including detecting, for a node cooled by the liquid cooling system, a condition indicating increased heating, wherein the liquid cooling system includes a primary pump and a node-specific pump positioned in a loop of the liquid cooling system between the primary pump and the node; and responsive to detection of the condition, increasing cooling to the node by increasing liquid flow rate at the node-specific pump positioned in the loop of the liquid cooling system between the primary pump and the node, thereby achieving a higher temperature differential between an inlet and an outlet line and increased waste heat recovery.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 4, 2024
    Inventors: ARVIND MODEKURTI, VINOD KAMATH, JEFFREY S. HOLLAND
  • Publication number: 20240114652
    Abstract: Cooling systems having cooling and augmentation loops for electronic components and related methods are disclosed. According to an aspect, a cooling system for an electronic component includes a cooling loop in thermal transfer interface with a first electronic component. The cooling loop is configured to contain a first flow of a cooling liquid between an inlet and an outlet. The cooling system also includes at least one augmentation loop configured to contain a second flow of the cooling liquid and alternately engage and disengage with respect to the cooling loop, such that engaging the augmentation loop to the cooling loop converts a series flow pattern with the first flow of the cooling liquid into a parallel flow pattern of a portion of the first flow of the cooling liquid with the second flow of the cooling liquid, without disconnection of the cooling loop from the inlet and outlet.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 4, 2024
    Inventors: Vinod KAMATH, Jeffrey S. HOLLAND, Arvind MODEKURTI
  • Publication number: 20240114651
    Abstract: Cooling systems having a conduit and a heat transfer device for transferring heat from an electronic component are disclosed. According to an aspect, a cooling system includes a conduit configured to be in conductive heat transfer interface with an electronic component. The conduit is configured to transfer a first portion of heat from the electronic component to a flow of a cooling liquid. The heat transfer device is also configured to be in conductive heat transfer interface with the electronic component, and to transfer a second portion of heat from the electronic component. The cooling system includes a heat collector manifold configured to receive the flow of the cooling liquid with the first portion of heat from the conduit, to receive the second portion of heat via conductive heat transfer from the heat transfer device, and to transfer the second portion of heat to the flow of the cooling liquid.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 4, 2024
    Inventors: Jeffrey Holland, Arvind Modekurti, Vinod Kamath
  • Publication number: 20240114466
    Abstract: Dynamic power scaling in a server system including providing, by a controller in the server system, a maximum power cap and setting, by the controller in the server system, a power ramp cap where the power ramp cap provides power scaling up and down, thereby efficiently managing power and workloads.
    Type: Application
    Filed: September 30, 2022
    Publication date: April 4, 2024
    Inventors: GARY D. CUDAK, VINOD KAMATH
  • Patent number: 11871540
    Abstract: Method, system, and computer program product embodiments of heating a flow of liquid by transfer of heat with computing devices. Embodiments also include determining a dynamic cooling capacity index for each of the computing devices, and allocating processing workload among the first computing device and the second computing device based on the dynamic cooling capacity indexes of the computing devices. Embodiments further include allocating workload and/or regulating flow rate of the flow of liquid to maintain a predetermined value or range of values of temperature of the liquid.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: January 9, 2024
    Assignee: Lenovo Enterprise Solutions (Singapore) Pte. Ltd.
    Inventors: Chunjian Ni, Vinod Kamath, Jeffrey Scott Holland, Bejoy Jose Kochuparambil, Andrew Thomas Junkins, Paul Artman
  • Publication number: 20240004440
    Abstract: A computer-implemented method includes identifying a plurality of adapter modules of a particular adapter module type that are installed in a plurality of slots of a single host computer, and identifying, for each of the identified adapter modules, a slot of the plurality of slots in which the adapter module is installed. The method may further includes accessing, for each identified slot, a predetermined relative thermal efficiency value for operation of an adapter module of the particular adapter module type in a particular slot, and controlling, for one or more of the identified adapter modules, the operation of the identified adapter module based on the predetermined relative thermal efficiency value for the slot in which the identified adapter module is installed. A computer program product may also include program instructions that are executable by a processor to cause the processor to perform the method.
    Type: Application
    Filed: July 1, 2022
    Publication date: January 4, 2024
    Inventors: Gary D. Cudak, Vinod Kamath, Ajay Dholakia, Miroslav Hodak
  • Patent number: 11822400
    Abstract: An apparatus for a hybrid single-phase/two-phase cooling loop to enhance cooling of components in a computing device is disclosed. The apparatus includes a single-phase cooling loop routed through a first part of a component. The component includes semiconductor devices. The single-phase cooling loop includes a fluid configured to remain in a liquid state after removing heat from the first part of the component. The apparatus includes a two-phase cooling loop routed through a second part of a component. The two-phase cooling loop includes a dielectric fluid configured to at least partially transition from a liquid state to a gas state at a selected temperature of a semiconductor device of the second part of the component while removing heat from the second part of the component.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: November 21, 2023
    Assignee: Lenovo Global Technology (United States) Inc.
    Inventors: Arvind Modekurti, Jeffrey S. Holland, Vinod Kamath
  • Publication number: 20230315172
    Abstract: An apparatus for a hybrid single-phase/two-phase cooling loop to enhance cooling of components in a computing device is disclosed. The apparatus includes a single-phase cooling loop routed through a first part of a component. The component includes semiconductor devices. The single-phase cooling loop includes a fluid configured to remain in a liquid state after removing heat from the first part of the component. The apparatus includes a two-phase cooling loop routed through a second part of a component. The two-phase cooling loop includes a dielectric fluid configured to at least partially transition from a liquid state to a gas state at a selected temperature of a semiconductor device of the second part of the component while removing heat from the second part of the component.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 5, 2023
    Inventors: Arvind Modekurti, Jeffrey S. Holland, Vinod Kamath
  • Publication number: 20230299586
    Abstract: An edge device, method and computer program product may perform, include or cause performance of various operations. The operations include determining an amount of electrical energy that an edge device is expected to have available from a local renewable energy system during each of a plurality of time periods and determining an amount of electrical energy that the edge device is expected to use for operations during each of the plurality of time periods. The operations further include identifying a first one of the time periods for which the determined amount of electrical energy that the edge device is expected to have available from the local renewable energy system is greater than the determined amount of electrical energy that the edge device is expected to use for operations and causing a cooling system that cools the edge device to perform an overcooling operation during the identified first time period.
    Type: Application
    Filed: March 17, 2022
    Publication date: September 21, 2023
    Inventors: Gary D Cudak, Vinod Kamath, Makato Ono, Gregory Pruett
  • Patent number: 11656006
    Abstract: Thermoelectric cooler systems for thermal enhancement in immersion cooling and associated methods thereof are disclosed. According to an aspect, a system includes a liquid vessel that defines an interior space for holding a cooling liquid and an electronic component. The system also includes a heat conduit including a first portion, a second portion, and a third portion. The heat conduit is configured to transfer heat between the portions. Further, the first portion is configured to transfer heat from the electronic component to the second portion. The second portion is configured to transfer heat to the cooling liquid and to the third portion. The system includes a thermoelectric cooler positioned within the interior space. The thermoelectric cooler includes an absorption side and a rejection side. The thermoelectric cooler is configured to transfer heat from the absorption side to the rejection side.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: May 23, 2023
    Assignee: Lenovo Enterprise Solutions (Singapore) Pte. Ltd.
    Inventors: Paul Artman, Jeffrey Holland, Vinod Kamath
  • Publication number: 20220276683
    Abstract: Method, system, and computer program product embodiments of heating a flow of liquid by transfer of heat with computing devices. Embodiments also include determining a dynamic cooling capacity index for each of the computing devices, and allocating processing workload among the first computing device and the second computing device based on the dynamic cooling capacity indexes of the computing devices. Embodiments further include allocating workload and/or regulating flow rate of the flow of liquid to maintain a predetermined value or range of values of temperature of the liquid.
    Type: Application
    Filed: February 26, 2021
    Publication date: September 1, 2022
    Inventors: CHUNJIAN NI, VINOD KAMATH, JEFFREY SCOTT HOLLAND, BEJOY JOSE KOCHUPARAMBIL, ANDREW THOMAS JUNKINS, PAUL ARTMAN
  • Publication number: 20220151098
    Abstract: Cooling devices for cooling electronic components with liquid cooling and associated methods thereof are disclosed. According to an aspect, a device includes a housing that defines an interior space. The device also includes an electronic component positioned in the interior space. The device also includes a liquid cooling component configured to engage the housing and the electronic component for cooling the electronic component and the interior space.
    Type: Application
    Filed: November 10, 2020
    Publication date: May 12, 2022
    Inventors: Andrew Junkins, Paul Artman, Vinod Kamath
  • Publication number: 20210302074
    Abstract: Thermoelectric cooler systems for thermal enhancement in immersion cooling and associated methods thereof are disclosed. According to an aspect, a system includes a liquid vessel that defines an interior space for holding a cooling liquid and an electronic component. The system also includes a heat conduit including a first portion, a second portion, and a third portion. The heat conduit is configured to transfer heat between the portions. Further, the first portion is configured to transfer heat from the electronic component to the second portion. The second portion is configured to transfer heat to the cooling liquid and to the third portion. The system includes a thermoelectric cooler positioned within the interior space. The thermoelectric cooler includes an absorption side and a rejection side. The thermoelectric cooler is configured to transfer heat from the absorption side to the rejection side.
    Type: Application
    Filed: March 31, 2020
    Publication date: September 30, 2021
    Inventors: Paul Artman, Jeffrey Holland, Vinod Kamath
  • Patent number: 11058027
    Abstract: Systems and methods for controlling air distribution to electronic components are disclosed. According to an aspect, a system includes fans configured to distribute air to a plurality of electronic components. The system also includes a fan controller configured to control the fans based on a form factor and/or a quantity of the electronic components.
    Type: Grant
    Filed: April 3, 2019
    Date of Patent: July 6, 2021
    Assignee: Lenovo Enterprises Solutions (Singapore) Pte. Ltd.
    Inventors: Paul Artman, Vinod Kamath
  • Patent number: 10912225
    Abstract: Systems having fluid conduit carriers for holding different portions of a fluid conduit and methods of using the same are disclosed herein. According to an aspect, a system includes a fluid conduit comprising a first portion and a second portion that are fluidly connected to each other for carrying cooling fluid proximate to a first electronic component and a second electronic component of a computing device. The system also includes a first fluid conduit carrier configured to hold the first portion of the conduit. Further, the system includes a second fluid conduit carrier configured to hold the second portion of the conduit. The first fluid conduit carrier and the second fluid conduit carrier are configured to connect to one another.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: February 2, 2021
    Assignee: Lenovo Enterprise Solutions (Singapore) Pte. Ltd.
    Inventors: Alvin Gregory Davis, Jim Drake, Jeffrey Scott Holland, Vinod Kamath, Timothy Andreas Meserth, Glenn Myrto, Leo H. Webster, James Scott Womble, Jean J. Xu
  • Publication number: 20200323102
    Abstract: Systems and methods for controlling air distribution to electronic components are disclosed. According to an aspect, a system includes fans configured to distribute air to a plurality of electronic components. The system also includes a fan controller configured to control the fans based on a form factor and/or a quantity of the electronic components.
    Type: Application
    Filed: April 3, 2019
    Publication date: October 8, 2020
    Inventors: Paul Artman, Vinod Kamath
  • Publication number: 20200315070
    Abstract: An apparatus for auxiliary cooling redundancy for components using an actuating fan pack includes a fan pack. The fan pack includes a fan positioned to provide a stream of air directed toward a component mounted in the server rack and the server rack includes components for a data system. The apparatus includes and a vertical drive configured to move the fan pack vertically to a position so air from the fan is directed toward the component. The apparatus includes a positioning controller configured to direct the vertical drive to move the fan pack to a front of a component in the server rack and configured to turn on the fans.
    Type: Application
    Filed: March 29, 2019
    Publication date: October 1, 2020
    Inventors: Jeffrey Scott Holland, Bejoy Jose Kochuparambil, Vinod Kamath, Chunjian Ni
  • Publication number: 20200281094
    Abstract: Systems having fluid conduit carriers for holding different portions of a fluid conduit and methods of using the same are disclosed herein. According to an aspect, a system includes a fluid conduit comprising a first portion and a second portion that are fluidly connected to each other for carrying cooling fluid proximate to a first electronic component and a second electronic component of a computing device. The system also includes a first fluid conduit carrier configured to hold the first portion of the conduit. Further, the system includes a second fluid conduit carrier configured to hold the second portion of the conduit. The first fluid conduit carrier and the second fluid conduit carrier are configured to connect to one another.
    Type: Application
    Filed: October 28, 2019
    Publication date: September 3, 2020
    Inventors: Alvin Gregory Davis, Jim Drake, Jeffrey Scott Holland, Vinod Kamath, Timothy Andreas Meserth, Glenn Myrto, Leo H. Webster, James Scott Womble, Jean J. Xu
  • Patent number: 10180665
    Abstract: A fluid-cooled computer system includes a plurality of heat-generating components and a cooling system configured for supplying a cooling fluid at a controlled cooling fluid flow rate to cool the heat-generating components. A temperature-based cooling control circuit includes a temperature sensor configured for sensing a temperature of the heat-generating components and control logic for increasing a cooling fluid flow rate in response to the temperature exceeding a temperature threshold. A power-based cooling control circuit is configured for identifying and quantifying an increasing power consumption trend over a target time interval and, during a period that the temperature of the electronic device does not exceed the temperature threshold, increasing a cooling fluid flow rate to the electronic device in response to the magnitude of the increasing power consumption trend exceeding a power threshold.
    Type: Grant
    Filed: September 16, 2011
    Date of Patent: January 15, 2019
    Assignee: Lenovo Enterprise Solutions (Singapore) Pte. Ltd.
    Inventors: Thomas M. Brey, Vinod Kamath, Jason A. Matteson
  • Patent number: 10111365
    Abstract: A liquid-cooling mechanism, or sub-system, has a thermally conductive plate in which a cooling liquid channel is disposed, and a thermally conductive pad disposed on the thermally conductive plate. An electronic device is mounted to the thermally conductive pad, such as via a mounting component, in a manner that decreases translational movement of a contact surface of the electronic device against a contact surface of the thermally conductive pad. When mounted to the thermally conductive pad, the electronic device compresses the thermally conductive pad.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: October 23, 2018
    Assignee: Lenovo Enterprise Solutions (Singapore) PTE. LTD.
    Inventors: Andrew Thomas Junkins, Vinod Kamath