Compressor memory system and method

• US 20060238391A1
• Filed: 06/26/2006
• Published: 10/26/2006
• Est. Priority Date: 04/26/2005
• Status: Active Grant

• Current Assignee: Copeland Corporation LLC (Emerson Electric Company)
• Original Assignee: Emerson Climate Technologies Incorporated (Emerson Electric Company)
• Inventors: Jayanth, Nagaraj, Lopez, Antonio
• Granted Patent: US 7,752,014 B2
• Time in Patent Office: Days
• US Class Current: 341/87
• CPC Class Codes: F04B 49/10 Other safety measures
• CPC Class Codes: F04B 51/00 Testing machines, pumps, or pumping installations
• CPC Class Codes: F25B 49/005 of safety devices F25B49/02 and F25B49/04 take precedence

Abstract

A method includes accessing a first non-volatile memory associated with a compressor using a processor associated with at least one of a second non-volatile memory and an operating memory. A method further includes storing compressor data from at least one of the second non-volatile memory and the operating memory in the first non-volatile memory and accessing the compressor data in the first non-volatile memory to evaluate compressor performance.

Claims

1. A method comprising:

accessing a first non-volatile memory associated with a compressor using a processor associated with at least one of a second non-volatile memory and an operating memory;

storing compressor data from at least one of said second non-volatile memory and said operating memory in said first non-volatile memory;

accessing said compressor data in said first non-volatile memory to evaluate compressor performance.

2. The method of claim 1 wherein said accessing said first non-volatile memory includes accessing said first non-volatile memory embedded in said compressor or affixed to said compressor in a tamper-resistant housing.

3. The method of claim 1 further comprising electrically connecting an interior and an exterior of said compressor through a connector block wherein said accessing said first non-volatile memory includes accessing said first non-volatile memory embedded in said connector block.

4. The method of claim 1 wherein said accessing said first non-volatile memory includes accessing said first non-volatile memory in an RFID device.

5. The method of claim 1 wherein said storing said compressor data includes storing at least one of:

compressor model type data;

compressor serial number data;

compressor capacity data;

compressor operating coefficient data comprising numerical constants associated with said compressor and used to calculate compressor operating data.

6. The method of claim 1 wherein said storing said compressor data includes storing compressor operating coefficient data comprising numerical constants associated with said compressor, said method further comprising calculating compressor operating data based on said compressor numerical constants.

7. The method of claim 1 wherein said storing said compressor data includes storing at least one of:

compressor bill of materials data;

compressor build sheet data;

compressor build date data;

compressor build plant data;

compressor build shift data;

compressor build assembly line data;

compressor inspector data.

8. The method of claim 1 wherein said storing said compressor data includes storing at least one of:

compressor energy efficiency ratio data;

compressor low voltage start data;

compressor wattage data;

maximum compressor electrical current data;

compressor refrigerant flow data.

9. The method of claim 1 wherein said storing said compressor data includes storing at least one of:

compressor installation location data;

compressor installation date data;

compressor installer data;

compressor purchase location data.

10. The method of claim 1 wherein said storing said compressor data includes storing at least one of:

compressor repair date data;

compressor repair type data;

compressor repaired parts data;

compressor service technician data.

11. The method of claim 1 wherein said storing said compressor data includes storing at least one of:

suction pressure data;

discharge pressure data;

suction temperature data;

discharge temperature data;

electrical current data;

electrical voltage data;

ambient temperature data;

compressor motor temperature data;

compression element temperature data;

compressor bearing temperature data;

oil temperature data;

compressor control data.

12. The method of claim 1 further comprising storing refrigeration system data from at least one of said second non-volatile memory and said operating memory in said first non-volatile memory, wherein said storing refrigeration system data includes storing at least one of:

condenser temperature data;

evaporator temperature data.

13. The method of claim 1 wherein said storing said compressor data includes storing compressor fault history data.

14. For a compressor having a removable module including a processor and a first non-volatile memory, a performance evaluation method comprising:

accessing compressor data stored in a second non-volatile memory associated with the compressor;

evaluating said compressor data to determine compressor performance.

15. The method of claim 14 wherein said accessing said compressor data stored in said second non-volatile memory includes accessing said second non-volatile memory embedded in the compressor or affixed to the compressor in a tamper-resistant housing.

16. The method of claim 14 further comprising electrically connecting an interior and an exterior of said compressor through a connector block wherein said accessing said compressor data includes accessing said second non-volatile memory embedded in said connector block.

17. The method of claim 14 wherein said accessing said compressor data includes accessing said second non-volatile memory in an RFID device.

18. The method of claim 14 wherein said accessing said compressor data includes accessing at least one of:

compressor model type data;

compressor serial number data;

compressor capacity data;

compressor operating coefficient data comprising numerical constants associated with said compressor and used to calculate compressor operating data.

19. The method of claim 14 wherein said accessing said compressor data includes accessing at least one of:

compressor bill of materials data;

compressor build sheet data;

compressor build date data;

compressor build plant data;

compressor build shift data;

compressor build assembly line data;

compressor inspector data.

20. The method of claim 14 wherein said accessing said compressor data includes accessing at least one of:

compressor energy efficiency ratio data;

compressor low voltage start data;

compressor wattage data;

maximum compressor electrical current data;

compressor refrigerant flow data.

21. The method of claim 14 wherein said accessing said compressor data includes accessing at least one of:

compressor installation location data;

compressor installation date data;

compressor installer data;

compressor purchase location data.

22. The method of claim 14 wherein said accessing said compressor data includes accessing at least one of:

compressor repair date data;

compressor repair type data;

compressor repaired parts data;

compressor service technician data.

23. The method of claim 14 wherein said accessing said compressor data includes accessing at least one of:

suction pressure data;

discharge pressure data;

suction temperature data;

discharge temperature data;

electrical current data;

electrical voltage data;

ambient temperature data;

compressor motor temperature data;

compression element temperature data;

compressor bearing temperature data;

oil temperature data;

compressor control data.

24. The method of claim 14 further comprising accessing refrigeration system data from said second non-volatile memory associated with the compressor, including accessing at least one of:

condenser temperature data;

evaporator temperature data.

25. The method of claim 14 wherein said accessing said compressor data includes accessing compressor fault history data.