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公开(公告)号：US10914487B2
公开(公告)日：2021-02-09
申请号：US16186107
申请日：2018-11-09
Applicant: Johnson Controls Technology Company
Inventor： David P. Gillmen , Harold J. Dubensky , Sandeep K. Chodapaneedi
IPC: F24F11/86 , F24F11/46 , F24F11/65 , F24F110/30 , F24F140/50
Abstract: Embodiments of the present disclosure relate to a heating, ventilation, and/or air conditioning (HVAC) system that includes a first control configured to control a supply of power to a plurality of compressors based on an air flow through the HVAC system exceeding a first threshold, and a second control configured to supply power to a subset of compressors of the plurality of compressors based on the air flow through the HVAC system exceeding a second threshold while being below the first threshold.
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公开(公告)号：US11342881B2
公开(公告)日：2022-05-24
申请号：US17091419
申请日：2020-11-06
Applicant: Johnson Controls Technology Company
Inventor： Harold J. Dubensky , James K. Spitzer , Roderick Ray Sentz , Kevin R. Stockton
Abstract: A fan assembly is provided. The fan assembly includes a fan, a motor that is coupled to the fan, and a variable frequency drive (VFD) that is coupled to the motor. The motor includes a maximum rated speed that is greater than a maximum structural speed limit of the fan, and the VFD includes a current output limit configured to limit an operational speed of the motor to be less than or equal to the maximum structural speed limit of the fan.
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Patent Agency Ranking
公开(公告)号：US10833625B2
公开(公告)日：2020-11-10
申请号：US15614405
申请日：2017-06-05
Applicant: Johnson Controls Technology Company
Inventor： Harold J. Dubensky , James K. Spitzer , Roderick Ray Sentz , Kevin R. Stockton
Abstract: A fan assembly is provided. The fan assembly includes a fan, a motor that is coupled to the fan, and a variable frequency drive (VFD) that is coupled to the motor. The motor includes a maximum rated speed that is greater than a maximum structural speed limit of the fan, and the VFD includes a current output limit configured to limit an operational speed of the motor to be less than or equal to the maximum structural speed limit of the fan.
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公开(公告)号：US20190293312A1
公开(公告)日：2019-09-26
申请号：US15957597
申请日：2018-04-19
Applicant: Johnson Controls Technology Company
Inventor： Ryan E. Hill, JR. , Harold J. Dubensky , Sandeep K. Chodapaneedi , Lindsey C. Walker , Nivedita Nath , Keith L. Glatfelter , Bhushan D. Vichare , Gnanesh Suvvada , Siddappa R. Bidari , Justin M. Fantom , Deepak S. Kollabettu , William J. Skinner, JR. , David A. Shearer , David P. Gillmen
Abstract: A heating, ventilation, and air conditioning system includes an air moving device configured to move air through the HVAC system, a first variable frequency drive (VFD) configured to drive the air moving device, and a second VFD configured to drive the air moving device, wherein the first VFD and the second VFD are configured receive control instructions and to selectively operate based on the control instructions.
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公开(公告)号：US20210058021A1
公开(公告)日：2021-02-25
申请号：US17091419
申请日：2020-11-06
Applicant: Johnson Controls Technology Company
Inventor： Harold J. Dubensky , James K. Spitzer , Roderick Ray Sentz , Kevin R. Stockton
Abstract: A fan assembly is provided. The fan assembly includes a fan, a motor that is coupled to the fan, and a variable frequency drive (VFD) that is coupled to the motor. The motor includes a maximum rated speed that is greater than a maximum structural speed limit of the fan, and the VFD includes a current output limit configured to limit an operational speed of the motor to be less than or equal to the maximum structural speed limit of the fan.
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公开(公告)号：US10712034B2
公开(公告)日：2020-07-14
申请号：US15957597
申请日：2018-04-19
Applicant: Johnson Controls Technology Company
Inventor： Ryan E. Hill , Harold J. Dubensky , Sandeep K. Chodapaneedi , Lindsey C. Walker , Nivedita Nath , Keith L. Glatfelter , Bhushan D. Vichare , Gnanesh Suvvada , Siddappa R. Bidari , Justin M. Fantom , Deepak S. Kollabettu , William J. Skinner, Jr. , David A. Shearer , David P. Gillmen
IPC: F24F11/32 , F24F11/88 , F24F11/74 , F24F140/00
Abstract: A heating, ventilation, and air conditioning system includes an air moving device configured to move air through the HVAC system, a first variable frequency drive (VFD) configured to drive the air moving device, and a second VFD configured to drive the air moving device, wherein the first VFD and the second VFD are configured receive control instructions and to selectively operate based on the control instructions.
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公开(公告)号：US20180102726A1
公开(公告)日：2018-04-12
申请号：US15614405
申请日：2017-06-05
Applicant: Johnson Controls Technology Company
Inventor： Harold J. Dubensky , James K. Spitzer , Roderick Ray Sentz , Kevin R. Stockton
Abstract: A fan assembly is provided. The fan assembly includes a fan, a motor that is coupled to the fan, and a variable frequency drive (VFD) that is coupled to the motor. The motor includes a maximum rated speed that is greater than a maximum structural speed limit of the fan, and the VFD includes a current output limit configured to limit an operational speed of the motor to be less than or equal to the maximum structural speed limit of the fan.
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