IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0773490
(2010-05-04)
|
등록번호 |
US-8400090
(2013-03-19)
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발명자
/ 주소 |
- Marcinkiewicz, Joseph G.
- Carrier, Mark E.
- Wildi, Eric J.
|
출원인 / 주소 |
|
대리인 / 주소 |
Harness, Dickey & Pierce, P.L.C.
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인용정보 |
피인용 횟수 :
3 인용 특허 :
9 |
초록
▼
Assemblies for HVAC systems and methods of operating HVAC systems are disclosed, including a method of operating an HVAC system having a condenser motor operatively coupled to a fan and a controllable bus voltage for powering the condenser motor. The method includes increasing the controllable bus v
Assemblies for HVAC systems and methods of operating HVAC systems are disclosed, including a method of operating an HVAC system having a condenser motor operatively coupled to a fan and a controllable bus voltage for powering the condenser motor. The method includes increasing the controllable bus voltage from a first voltage to a second voltage to increase a speed of the condenser motor.
대표청구항
▼
1. An assembly for an HVAC system, the assembly comprising: a PFC circuit for generating an output voltage;a condenser motor operatively coupled to a fan;a condenser inverter having an input coupled to the PFC circuit and an output coupled to the condenser motor for powering the condenser motor with
1. An assembly for an HVAC system, the assembly comprising: a PFC circuit for generating an output voltage;a condenser motor operatively coupled to a fan;a condenser inverter having an input coupled to the PFC circuit and an output coupled to the condenser motor for powering the condenser motor with the output voltage generated by the PFC circuit;a condenser controller for controlling the condenser inverter; anda PFC circuit controller operatively coupled to the PFC circuit for controlling the output voltage generated by the PFC circuit in response to a control signal provided to the PFC circuit controller. 2. The assembly of claim 1 further comprising a system controller for providing said control signal to the PFC circuit controller. 3. The assembly of claim 1 wherein the condenser controller is configured for providing said control signal to the PFC circuit controller. 4. The assembly of claim 3 wherein the condenser controller and the PFC circuit controller are located on the same circuit board. 5. The assembly of claim 4 wherein the condenser controller and the PFC circuit controller are integrated in an FPGA, DSP, EPLD, microcontroller, microprocessor or any combination thereof. 6. The assembly of claim 3 wherein the condenser controller is configured to provide said control signal to the PFC circuit controller in response to a command from a system controller. 7. The assembly of claim 1 further comprising a compressor motor and a compressor inverter, the compressor inverter having an input coupled to the PFC circuit and an output coupled to the compressor motor for powering the compressor motor with the output voltage generated by the PFC circuit. 8. The assembly of claim 7 further comprising a compressor controller for controlling the compressor inverter, and wherein two or more of the condenser controller, the compressor controller, and the PFC circuit controller are integrated in an FPGA, DSP, EPLD, microcontroller, microprocessor or any combination thereof. 9. The assembly of claim 8 further comprising a system controller, wherein two or more of the system controller, the condenser controller, the compressor controller, and the PFC circuit controller are integrated in an FPGA, DSP, EPLD, microcontroller, microprocessor or any combination thereof. 10. The assembly of claim 7 wherein the compressor controller is configured to provide said control signal to the PFC circuit controller. 11. The assembly of claim 10 wherein the compressor controller is configured to provide said control signal to the PFC circuit controller in response to a command from a system controller. 12. A method of operating an HVAC system having a condenser motor operatively coupled to a fan, and a controllable bus voltage for powering the condenser motor, the method comprising increasing the controllable bus voltage from a first voltage to a second voltage to increase a speed of the condenser motor. 13. The method of claim 12 wherein increasing the controllable bus voltage includes increasing the controllable bus voltage to increase the speed of the condenser motor when a system parameter exceeds a threshold value. 14. The method of claim 13 wherein increasing the controllable bus voltage includes increasing the controllable bus voltage to increase the speed of the condenser motor when the ambient outdoor temperature exceeds a threshold value. 15. The method of claim 13 wherein the HVAC system includes a compressor motor powered by the controllable bus voltage, and wherein increasing the controllable bus voltage includes increasing the controllable bus voltage to increase the speed of the condenser motor and the compressor motor when the system parameter exceeds the threshold value. 16. The method of claim 12 further comprising maximizing the speed of the condenser motor when the controllable bus voltage is at the first voltage before increasing the controllable bus voltage from the first voltage to the second voltage. 17. The method of claim 16 wherein the HVAC system includes a compressor motor powered by the controllable bus voltage, and wherein maximizing includes maximizing the speed of the condenser motor and the compressor motor when the controllable bus voltage is at the first voltage before increasing the controllable bus voltage from the first voltage to the second voltage. 18. The method of claim 12 further comprising a condenser inverter and a condenser controller for controlling the condenser inverter, and wherein increasing the controllable bus voltage includes increasing the controllable bus voltage from the first voltage to the second voltage in response to a control signal from the condenser controller. 19. The method of claim 12 wherein the HVAC system includes a system controller and wherein increasing the controllable bus voltage includes increasing the controllable bus voltage from the first voltage to the second voltage in response to a control signal from the system controller. 20. The method of claim 12 wherein the HVAC system includes a system controller, a PFC circuit controller, a condenser controller and a compressor controller, and wherein increasing the controllable bus voltage includes increasing the controllable bus voltage from the first voltage to the second voltage in response to a control signal from one of the system controller, the PFC circuit controller, the condenser controller and the compressor controller. 21. The method of claim 20 wherein two or more of the system controller, the condenser controller, the compressor controller, and the PFC circuit controller are integrated in an FPGA, DSP, EPLD, microcontroller, microprocessor or any combination thereof.
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