최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0080473 (2013-11-14) |
등록번호 | US-9885507 (2018-02-06) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 1 인용 특허 : 1138 |
A system is provided and may include a compressor functioning in a refrigeration circuit. An ambient temperature sensor may produce a signal indicative of an ambient temperature. Processing circuitry may calculate an energy efficiency rating of the refrigeration circuit and may generate a relationsh
A system is provided and may include a compressor functioning in a refrigeration circuit. An ambient temperature sensor may produce a signal indicative of an ambient temperature. Processing circuitry may calculate an energy efficiency rating of the refrigeration circuit and may generate a relationship of the calculated energy efficiency rating and ambient temperature. The processing circuitry may compare the calculated energy efficiency rating to a base energy efficiency rating to determine if a fault condition exists.
1. A system comprising: a compressor operable in a refrigeration circuit;an ambient temperature sensor producing a signal indicative of an ambient temperature; andprocessing circuitry calculating a plurality of energy efficiency ratings of said refrigeration circuit for a plurality of ambient temper
1. A system comprising: a compressor operable in a refrigeration circuit;an ambient temperature sensor producing a signal indicative of an ambient temperature; andprocessing circuitry calculating a plurality of energy efficiency ratings of said refrigeration circuit for a plurality of ambient temperatures, generating a first plot of said plurality of calculated energy efficiency ratings versus said plurality of ambient temperatures and comparing said first plot to a second plot of a plurality of base energy efficiency ratings versus said plurality of ambient temperatures to determine if a fault condition exists. 2. The system of claim 1, wherein said processing circuitry determines whether said refrigeration circuit is operating within an acceptable range based on said comparison of said first plot and said second plot. 3. The system of claim 1, wherein said processing circuitry stores said plurality of calculated energy efficiency ratings. 4. The system of claim 3, wherein said processing circuitry generates an efficiency index by dividing a calculated energy efficiency rating for a particular ambient temperature by a previously stored value of said calculated energy efficiency rating for said particular ambient temperature. 5. The system of claim 4, wherein said processing circuitry tracks changes in efficiency of said refrigeration circuit over time based on said efficiency index. 6. The system of claim 1, wherein said processing circuitry tracks a change in said plurality of calculated energy efficiency ratings over time. 7. The system of claim 1, wherein said processing circuitry determines a charge of said refrigeration circuit based on said comparison of said first plot to said second plot. 8. A system comprising: a compressor operable in a refrigeration circuit;an ambient temperature sensor producing a signal indicative of an ambient temperature; andprocessing circuitry calculating an energy efficiency rating of said refrigeration circuit, said processing circuitry generating an efficiency index by dividing said calculated energy efficiency rating by a most recently stored value of said calculated energy efficiency rating for a particular ambient temperature to determine changes in efficiency of said refrigeration circuit over time. 9. The system of claim 8, wherein said processing circuitry generates a relationship of said calculated energy efficiency rating and said ambient temperature. 10. The system of claim 9, wherein generating said relationship of said calculated energy efficiency rating and said ambient temperature includes generating a first plot of said calculated energy efficiency rating versus said ambient temperature. 11. The system of claim 10, wherein said processing circuitry compares said calculated energy efficiency rating to a base energy efficiency rating. 12. The system of claim 11, wherein comparing said calculated energy efficiency rating to said base energy efficiency rating includes comparing said first plot of said calculated energy efficiency rating versus said ambient temperature to a second plot of said base energy efficiency rating versus said ambient temperature. 13. The system of claim 12, wherein said processing circuitry determines whether said calculated energy efficiency rating is within an acceptable range based on said comparison of said first plot and said second plot. 14. The system of claim 8, wherein said processing circuitry determines whether said calculated energy efficiency rating is within an acceptable range based on a comparison of said calculated energy efficiency rating and a base energy efficiency rating. 15. The system of claim 11, wherein said processing circuitry determines a charge of said refrigeration circuit based on said comparison of said calculated energy efficiency rating to said base energy efficiency rating. 16. A method comprising: producing a signal indicative of an ambient temperature;calculating by processing circuitry a plurality of energy efficiency ratings of a refrigeration circuit for a plurality of ambient temperatures;generating by said processing circuitry a first plot of said plurality of calculated energy efficiency ratings versus said plurality of ambient temperatures;comparing by said processing circuitry said first plot to a second plot of a plurality of base energy efficiency ratings versus said plurality of ambient temperatures; anddetermining by said processing circuitry if a fault condition exists based on said comparison. 17. The method of claim 16, further comprising generating an efficiency index by dividing a calculated energy efficiency rating for a particular ambient temperature by a previously stored value of said calculated energy efficiency rating for said particular ambient temperature to determine changes in efficiency of said refrigeration circuit over time.
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