IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0822821
(2004-04-12)
|
등록번호 |
US-7260948
(2007-08-28)
|
발명자
/ 주소 |
- Jayanth,Nagaraj
- Pham,Hung
|
출원인 / 주소 |
|
대리인 / 주소 |
Harness, Dickey & Pierce, P.L.C.
|
인용정보 |
피인용 횟수 :
55 인용 특허 :
30 |
초록
▼
A system includes a compressor receiving fluid from a low-pressure side of a circuit and outputting fluid to a high-pressure side of the circuit. The system also includes a motor drivingly connected to the compressor, at least one high-side sensor operable to measure fluid properties of the high-pre
A system includes a compressor receiving fluid from a low-pressure side of a circuit and outputting fluid to a high-pressure side of the circuit. The system also includes a motor drivingly connected to the compressor, at least one high-side sensor operable to measure fluid properties of the high-pressure side of the circuit, at least one current sensor operable to monitor a current drawn by the motor, and processing circuitry receiving fluid property and current information from the at least one high-side sensor and the at least one current sensor and processing the information to determine a system operating condition.
대표청구항
▼
What is claimed is: 1. A system comprising: a compressor receiving fluid from a low-pressure side of a circuit and outputting fluid to a high-pressure side of said circuit; a motor drivingly connected to said compressor; at least one high-side sensor operable to measure fluid properties of said hig
What is claimed is: 1. A system comprising: a compressor receiving fluid from a low-pressure side of a circuit and outputting fluid to a high-pressure side of said circuit; a motor drivingly connected to said compressor; at least one high-side sensor operable to measure fluid properties of said high-pressure side of said circuit; at least one current sensor operable to monitor a current drawn by said motor; and processing circuitry receiving fluid property and current information from said at least one high-side sensor and said at least one current sensor and comparing one of said fluid property and current information to the other of said fluid property and current information to determine a system operating condition. 2. The system of claim 1, wherein said at least one high-side sensor is a pressure sensor operable to measure a pressure of said fluid flow from said compressor. 3. The system of claim 2, wherein said pressure sensor is disposed proximate to a discharge port of said compressor. 4. The system of claim 1, wherein said at least one high-side sensor is a temperature sensor operable to monitor a temperature of said fluid flow from said compressor. 5. The system of claim 4, wherein said temperature sensor is a thermistor. 6. The system of claim 4, wherein said temperature sensor is disposed in a heat exchanger fluidly coupled to said compressor. 7. The system of claim 6, wherein said heat exchanger is a condenser. 8. The system of claim 1, further comprising a low-side sensor operable to measure fluid properties of a fluid flow into said compressor. 9. The system of claim 8, wherein said low-side sensor is a pressure sensor operable to monitor a pressure of said fluid flow into said compressor. 10. The system of claim 9, wherein said pressure sensor is disposed proximate to an inlet of said compressor. 11. The system of claim 8, wherein said low-side sensor is a temperature sensor. 12. The system of claim 1, further comprising an ambient temperature sensor, said processing circuitry receiving ambient temperature information from said ambient temperature sensor and processing said information to determine said system operating condition. 13. The system of claim 1, further comprising a power interruption device operable to selectively restrict power to said motor in response to a signal from said processing circuitry. 14. The system of claim 1, further comprising a diagnostics system in communication with said processing circuitry to log and store said system operating condition. 15. The system of claim 1, further comprising a plurality of light-emitting devices, said processing circuitry outputting condition signals to said light-emitting devices to indicate said system operating condition. 16. The system of claim 1, wherein said processing circuitry is operable to communicate said system operating condition to an intelligent device. 17. The system of claim 1, wherein said processing circuitry is operable to store a baseline operating condition, said system operating condition including a comparison of said baseline operating condition to said information. 18. The system of claim 1, further comprising a voltage sensor operable to monitor a voltage drawn by said compressor. 19. The system of claim 1, further comprising an energy usage module operable to predict compressor energy use based on current draw, voltage draw, and compressor run time. 20. A compressor comprising: a compression mechanism receiving fluid from a low-pressure side of the compressor and outputting fluid to a high-pressure side of the compressor; a motor drivingly connected to said compression mechanism; at least one high-side sensor operable to measure fluid property characteristics of the compressor; at least one current sensor operable to monitor a current drawn by said motor; and processing circuitry receiving fluid property and current information from said at least one high-side sensor and said at least one current sensor and comparing one of said fluid property and current information to the other of said fluid property and current information to determine a compressor operating condition. 21. The compressor of claim 20, wherein said at least one high-side sensor is a pressure sensor operable to measure a pressure of said fluid flow from the compressor. 22. The compressor of claim 21, wherein said pressure sensor is disposed proximate to a discharge port of the compressor. 23. The compressor of claim 20, wherein said at least one high-side sensor is a temperature sensor operable to monitor a temperature of said fluid flow from the compressor. 24. The compressor of claim 23, wherein said temperature sensor is a thermistor. 25. The compressor of claim 20, further comprising a low-side sensor operable to monitor characteristics of a fluid flow into the compressor. 26. The compressor of claim 25, wherein said low-side sensor is a pressure sensor operable to monitor a pressure of said fluid flow into the compressor. 27. The compressor of claim 26, wherein said pressure sensor is disposed proximate to an inlet of the compressor. 28. The compressor of claim 25, wherein said low-side sensor is a temperature sensor. 29. The compressor of claim 20, further comprising an ambient temperature sensor, said processing circuitry receiving ambient temperature information from said ambient temperature sensor and processing said information to determine said compressor operating condition. 30. The compressor of claim 20, further comprising a power interruption device operable to selectively restrict power to said motor in response to a signal from said processing circuitry. 31. The compressor of claim 20, further comprising a diagnostics system in communication with said processing circuitry to log and store said compressor operating conditions. 32. The compressor of claim 20, further comprising a plurality of light-emitting devices, said processing circuitry outputting condition signals to said light-emitting devices to indicate said compressor operating condition. 33. The system of claim 20, wherein said processing circuitry is operable to communicate said system operating condition to an intelligent device. 34. The system of claim 20, wherein said processing circuitry is operable to store a baseline operating condition, said system operating condition including a comparison of said baseline operating condition to said information. 35. The system of claim 20, further comprising a voltage sensor operable to monitor a voltage drawn by said motor. 36. The system of claim 20, further comprising an energy usage module operable to predict compressor energy use based on current draw, voltage draw, and compressor run time.
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