Apparatus and method for simulating one or more operational characteristics of an electronics rack
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06G-007/48
G06G-007/50
출원번호
US-0950735
(2007-12-05)
등록번호
US-8457938
(2013-06-04)
발명자
/ 주소
Archibald, Matthew R.
Hamann, Hendrik F.
Iyengar, Madhusudan K.
Schmidt, Roger R.
출원인 / 주소
International Business Machines Corporation
대리인 / 주소
Jung, Esq., Dennis
인용정보
피인용 횟수 :
9인용 특허 :
25
초록▼
Apparatus and method are provided for facilitating simulation of one or more operating characteristics of an electronics rack. The apparatus includes a rack frame, one or more air-moving devices associated with the rack frame, and an adjustable heat source associated with the rack frame. The one or
Apparatus and method are provided for facilitating simulation of one or more operating characteristics of an electronics rack. The apparatus includes a rack frame, one or more air-moving devices associated with the rack frame, and an adjustable heat source associated with the rack frame. The one or more air-moving devices establish airflow through the rack frame from an air inlet side to an air outlet side thereof, wherein the established airflow through the rack frame is related to airflow through the electronics rack to be simulated. The adjustable heat source heats air passing through the rack frame, with heated air exhausting from the air outlet side of the rack frame simulating heated air exhausting from the electronics rack.
대표청구항▼
1. An apparatus for physically simulating at least one operational characteristic of an electronics rack comprising at least one electronic subsystem, the apparatus comprising: a rack frame distinct from the electronics rack for which at least one operational characteristic is to be physically simul
1. An apparatus for physically simulating at least one operational characteristic of an electronics rack comprising at least one electronic subsystem, the apparatus comprising: a rack frame distinct from the electronics rack for which at least one operational characteristic is to be physically simulated, the rack frame lacking the at least one electronic subsystem of the electronics rack;at least one of an air inlet door or an air outlet door, the air inlet door being hingedly mounted along one edge to the rack flame at an air inlet side thereof and comprising an opening therein allowing external air into the rack frame, and the air outlet door being hingedly mounted along one edge to the rack frame at the air outlet side thereof and comprising an opening therein allowing air from the rack frame to pass therethrough;at least one air-moving device associated with the rack frame to establish a physical airflow through the rack frame from an air inlet side to an air outlet side thereof, wherein established physical airflow through the rack frame correlates to anticipated airflow through the electronics rack; andan adjustable heat source associated with the rack frame, the adjustable heat source comprising an adjustable fluid heater providing a heated fluid of a controlled temperature, and at least one heated fluid-to-air heat exchanger coupled to receive the heated fluid, the adjustable heat source controllably heating air passing through the rack frame, wherein the at least one heated fluid-to-air heat exchanger is mounted within at least one of the at least one air inlet door or air outlet door, and heats air passing across the at least one heated fluid-to-air heat exchanger by transferring heat from the heated fluid passing therethrough to the air passing thereacross, with heated air physically exhausting from the air outlet side of the rack frame being controlled to physically simulate anticipated heated air to exhaust from the electronics rack during operation thereof. 2. The apparatus of claim 1, further comprising at least one airflow impedance filter positioned within the rack frame and configured to simulate an airflow impedance from the air inlet side of the rack frame to the air outlet side thereof correlated to anticipated air inflow impedance through the electronics rack from an air inlet side to an air outlet side thereof during operation of the electronics rack. 3. The apparatus of claim 2, wherein the adjustable heat source comprises: piping providing the heated fluid to the at least one heated fluid-to-air heat exchanger to heat air passing through the rack frame and exhausting from the air outlet side thereof, and thereby physically simulate anticipated heated airflow to exhaust from the electronics rack during operation thereof. 4. The apparatus of claim 3, further comprising a controller monitoring and controlling at least one of the at least one air-moving device, temperature of the heated fluid supplied to the at least one heated fluid-to-air heat exchanger, or the heated fluid flow rate to the heated fluid-to-air heat exchanger. 5. The apparatus of claim 4, wherein the controller is associated with the rack frame and dynamically adjusts at least one of RPMs of the at least one air-moving device, temperature of the heated fluid supplied to the at least one heated fluid-to-air heat exchanger or flow rate of the heated fluid supplied to the at least one heated fluid-to-air heat exchanger to facilitate different physical simulations of anticipated heated air exhausting from the electronics rack, the different physical simulations simulating anticipated heated air exhausting from the electronics rack with different electronic subsystem configurations disposed within the electronics rack. 6. The apparatus of claim 3, wherein the adjustable fluid heater comprises an electrical fluid heater, and an adjustable power supply supplying power to the electrical fluid heater, wherein adjustment of power provided to the adjustable fluid heater by the adjustable power supply controls the temperature of the heated fluid supplied to the at least one heated fluid-to-air heat exchanger. 7. The apparatus of claim 2, further comprising at least one blade center chassis disposed within the rack frame, each blade center chassis being configured to receive a plurality of electronic blades of a computer blade center system, and wherein the apparatus comprises a plurality of dummy-blade airflow impedance filters disposed within each blade center chassis of the rack frame to physically simulate operational airflow impedance through a respective computer blade center system disposed within the electronics rack, the plurality of dummy-blade airflow impedance filters being distinct from the plurality of electronic blades of the computer blade center system. 8. The apparatus of claim 7, wherein multiple blade center chassis are disposed within the rack frame, each blade center chassis comprising a respective plurality of dummy-blade airflow impedance filters to simulate airflow impedance through the respective computer blade center system of the electronics rack, and wherein the apparatus comprises multiple air-moving devices, at least one air-moving device of the multiple air-moving devices being disposed at an air outlet side of a respective blade center chassis of the multiple blade center chassis disposed within the rack frame. 9. The apparatus of claim 1, wherein the apparatus comprises both the air inlet door and the air outlet door, and wherein the adjustable heat source comprises a first heated fluid-to-air heat exchanger mounted within the air inlet door hingedly mounted to the rack frame at the air inlet side thereof, and a second heated fluid-to-air heat exchanger mounted within the air outlet door hingedly mounted to the rack frame at the air outlet side thereof, and wherein the first heated fluid-to-air heat exchanger and the second heated fluid-to-air heat exchanger are coupled via piping in-series fluid communication for transfer of the heated fluid through the first heated fluid-to-air heat exchanger and the second heated fluid-to-air heat exchanger for heating of air passing through the rack frame. 10. The apparatus of claim 1, wherein the electronics rack to have at least one operational characteristic physically simulated comprises multiple electronic subsystems, and wherein the apparatus further comprises multiple air-moving devices associated with the rack frame to establish air-flow through the rack frame physically simulating operational airflow through the multiple electronic subsystems of the electronics rack, and multiple airflow impedance filters associated with the rack frame configured to simulate airflow impedance from the air inlet side of the rack frame to the air outlet side thereof corresponding to operational airflow impedance through the multiple electronic subsystems of the electronics rack from an air inlet side to an air outlet side thereof. 11. A method of providing an apparatus to physically simulate at least one operational characteristic of an electronics rack comprising at least one electronic subsystem, the method comprising: obtaining a rack frame sized to the electronics rack to be simulated, the rack frame being distinct from the electronics rack for which at least one operational characteristic is to be physically simulated, and the rack frame lacking the at least one electronic subsystem of the electronics rack;the rack frame comprising at least one of an air inlet door or an air outlet door, the air inlet door being hingedly mounted along one edge to the rack frame at an air inlet side of the rack frame and comprising an opening therein allowing external air into the rack frame, and the air outlet door being hingedly mounted along one edge to the rack frame at the air outlet side of the rack frame and comprising an opening therein allowing air from the rack frame to pass therethrough;associating at least one air-moving device with the rack frame to establish a physical airflow through the rack frame from an air inlet side to an air outlet side thereof, wherein established physical airflow through the rack frame correlates to anticipated operational airflow through the electronics rack; andproviding an adjustable heat source associated with the rack frame, the adjustable heat source comprising an adjustable fluid heater providing a heated fluid of a controlled temperature and at least one heated fluid-to-air heat exchanger coupled to receive the heated fluid, the adjustable heat source controllably heating air passing through the rack frame, wherein the at least one heated fluid-to-air heat exchanger is mounted within at least one of the at least one air inlet door or air outlet door, and heats air passing across the at least one heated fluid-to-air heat exchanger by transferring heat from the heated fluid passing therethrough to the air passing thereacross, with heated air physically exhausting from the air outlet side of the rack frame being controlled to physically simulate heated air to exhaust from the electronics rack during operation thereof. 12. The method of claim 11, further comprising positioning at least one airflow impedance filter within the rack frame configured to simulate airflow impedance from the air inlet side of the rack frame to the air outlet side thereof correlated to anticipated airflow impedance from an air inlet side of the electronics rack to an air outlet side thereof during operation of the electronics rack. 13. The method of claim 11, wherein providing the adjustable heat source comprises: providing heated fluid piping to the at least one heated fluid-to-air heat exchanger supplying the heated fluid to the at least one fluid-to-air heat exchanger to heat air passing through the rack frame and exhausting from the air outlet side thereof, and thereby physically simulate anticipated heated airflow to exhaust from the electronics rack during operation thereof. 14. The method of claim 13, further comprising providing a controller coupled to the rack frame to monitor at least one of rotations of the at least one air-moving device, temperature of the heated fluid supplied to the at least one heated fluid-to-air heat exchanger, or heated fluid flow rate to the heated fluid-to-air heat exchanger. 15. The method of claim 14, wherein the controller facilitates dynamically adjusting rotations of the at least one air-moving device, temperature of the heated fluid supplied to the at least one heated fluid-to-air heat exchanger, and flow rate of the heated fluid supplied to the at least one heated fluid-to-air heat exchanger. 16. The method of claim 13, wherein the adjustable fluid heater comprises an electrical fluid heater, and an adjustable power supply coupled thereto, wherein adjustment of the adjustable power supply controls the temperature of the heated fluid supplied to the at least one heated fluid-to-air heat exchanger. 17. The method of claim 11, wherein the electronics rack comprises at least one computer blade center system, and wherein the method further comprises disposing at least one blade center chassis within the rack frame, each blade center chassis being configured to receive a plurality of electronic blades of a computer blade center system, and wherein the method further comprises disposing a plurality of dummy-blade airflow impedance filters within each blade center chassis in the rack frame to physically simulate operational airflow impedance through a respective computer blade center system of the at least one computer blade center system of the electronics rack, the plurality of dummy-blade airflow impedance filters being distinct from the plurality of electronic blades of the computer blade center system. 18. The method of claim 11, wherein the rack frame further comprises both the air inlet door and the air outlet door, and wherein the providing the adjustable heat source comprises providing a first heated fluid-to-air heat exchanger mounted within the air inlet door hingedly mounted to the rack frame at the air inlet side thereof, and a second heated fluid-to-air heat exchanger mounted within the air outlet door hingedly mounted to the rack frame at the air outlet side thereof, and wherein the first heated fluid-to-air heat exchanger and the second heated fluid-to-air heat exchanger are coupled via piping in-series fluid communication for transfer of the heated fluid through the first heated fluid-to-air heat exchanger and the second heated fluid-to-air heat exchanger for heating of air passing through the rack frame.
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