Auto monitoring control circuit unit of heat exchanger in air conditioning system

• US 20020184898A1
• Filed: 04/25/2002
• Published: 12/12/2002
• Est. Priority Date: 04/26/2001
• Status: Abandoned Application

• Current Assignee: Jung Chi Chen, Steven Huang
• Original Assignee: Jung Chi Chen, Steven Huang
• Inventors: Chen, Jung Chi
• Application Number:
  US10/133,240
• Publication Number:
  US 20020184898A1
• Time in Patent Office: Days
• US Class Current: 62/127
• CPC Class Codes: F24F 11/30 for purposes related to the operation of the system, e.g. for safety or monitoring
• CPC Class Codes: F24F 11/38 Failure diagnosis
• CPC Class Codes: F24F 11/49 ensuring correct operation, e.g. by trial operation or configuration checks
• CPC Class Codes: F24F 11/52 Indication arrangements, e.g. displays
• CPC Class Codes: F25B 49/005 of safety devices F25B49/02 and F25B49/04 take precedence

Abstract

An auto monitoring control unit of a heat exchanger an air conditioning system, includes a detecting circuit detecting a heat exchange value at the heat exchanger of the air conditioning system, a reference circuit providing a heat exchange reference for the heat exchanger of the air conditioning system, a processing circuit receiving the heat exchange value from the detecting circuit and comparing the heat exchange value with the heat exchange reference to determine differential value therebetween, a control circuit receiving the differential value from the processing circuit so as to govern the air conditioning system in response to the differential value, and a monitoring circuit electrically connected with the control circuit to monitor the differential value so as to ensure the air conditioning system is functioning in a normal condition.

Claims

1. An auto monitoring control circuit unit of a heat changer in an air conditioning system, comprising:

a detecting circuit detecting a heat exchange value at said heat exchanger of said air conditioning system;

a reference circuit providing a heat exchange reference for said heat exchanger of said air conditioning system;

a processing circuit receiving said heat exchange value from said detecting circuit and comparing said heat exchange value with said heat exchange reference to determine differential value therebetween;

a control circuit receiving said differential value from said processing circuit so as to govern said heat changer of said air conditioning system in response to said differential value; and

a monitoring circuit electrically connected with said control circuit to monitor said differential value so as to ensure said heat changer of said air conditioning system is functioning in an optimum condition in response to said heat exchange reference.

2. The auto monitoring control circuit unit, as recited in claim 1, wherein said detecting circuit comprises at least a temperature/flow measuring device operatively installed into said heat changer to measure a desired parameter thereof, an amplifying device for amplifying said parameter of said heat changer, and a converter converting and sending said parameter to said processing circuit.

3. The auto monitoring control circuit unit, as recited in claim 1, wherein said reference value is stored in said reference circuit and arranged in such a manner that when said heat changer performs under said reference value, said air conditioning system functions in said optimum condition.

4. The auto monitoring control circuit unit, as recited in claim 2, wherein said reference value is stored in said reference circuit and arranged in such a manner that when said heat changer performs under said reference value, said air conditioning system functions in said optimum condition.

5. The auto monitoring control circuit unit, as recited in claim 1, wherein said control circuit comprises at least a reversing logic gate communicatively connected to said processing circuit, a current amplifier electrically connected to said reversing logic gate, and at least a relay which is electrically connected between said current amplifier and said heat changer in such a manner that when said control circuit sends out a control signal to said reversing logic gate, said control signal is amplified and sent to said relay through said current amplifier so as to adjustably control said heat changer in an on and off manner.

6. The auto monitoring control circuit unit, as recited in claim 2, wherein said control circuit comprises at least a reversing logic gate communicatively connected to said processing circuit, a current amplifier electrically connected to said reversing logic gate, and at least a relay which is electrically connected between said current amplifier and said heat changer in such a manner that when said control circuit sends out a control signal to said reversing logic gate, said control signal is amplified and sent to said relay through said current amplifier so as to adjustably control said heat changer in an on and off manner.

7. The auto monitoring control circuit unit, as recited in claim 4, wherein said control circuit comprises at least a reversing logic gate communicatively connected to said processing circuit, a current amplifier electrically connected to said reversing logic gate, and at least a relay which is electrically connected between said current amplifier and said heat changer in such a manner that when said control circuit sends out a control signal to said reversing logic gate, said control signal is amplified and sent to said relay through said current amplifier so as to adjustably control said heat changer in an on and off manner.

8. The auto monitoring control circuit unit, as recited in claim 1, wherein said monitoring circuit comprises a display which is electrically connected to said processing circuit and comprises an optimal figure window for showing said heat exchange reference from said reference unit, an actual figure window for showing said heat exchange value from said detecting circuit, and a difference window for showing said differential value from said processing circuit.

9. The auto monitoring control circuit unit, as recited in claim 2, wherein said monitoring circuit comprises a display which is electrically connected to said processing circuit and comprises an optimal figure window for showing said heat exchange reference from said reference unit, an actual figure window for showing said heat exchange value from said detecting circuit, and a difference window for showing said differential value from said processing circuit.

10. The auto monitoring control circuit unit, as recited in claim 4, wherein said monitoring circuit comprises a display which is electrically connected to said processing circuit and comprises an optimal figure window for showing said heat exchange reference from said reference unit, an actual figure window for showing said heat exchange value from said detecting circuit, and a difference window for showing said differential value from said processing circuit

11. The auto monitoring control circuit unit, as recited in claim 5, wherein said monitoring circuit comprises a display which is electrically connected to said processing circuit and comprises an optimal figure window for showing said heat exchange reference from said reference unit, an actual figure window for showing said heat exchange value from said detecting circuit, and a difference window for showing said differential value from said processing circuit.

12. The auto monitoring control circuit unit, as recited in claim 7, wherein said monitoring circuit comprises a display which is electrically connected to said processing circuit and comprises an optimal figure window for showing said heat exchange reference from said reference unit, an actual figure window for showing said heat exchange value from said detecting circuit, and a difference window for showing said differential value from said processing circuit.

13. The auto monitoring control circuit unit, as recited in claim 7, further comprises means for generating a warning signal when said differential value is out of a safety range preset in said processing circuit.

14. The auto monitoring control circuit unit, as recited in claim 12, further comprises means for generating a warning signal when said differential value is out of a safety range preset in said processing circuit.

15. The auto monitoring control circuit unit, as recited in claim 13, wherein said warning signal means comprises a voice alerting circuit electrically connected to said processing means, and comprises a verbal analysis integrated chip, a speaker activation circuit, and a voice producing device, wherein in response to an unusual operational condition, said warning signal is sent from said processing means to said verbal analysis integrated chip which is capable of activating said speaker activation circuit to activate said voice producing device to produce a predetermined format of verbal alert.

16. The auto monitoring control circuit unit, as recited in claim 14, wherein said warning signal means comprises a voice alerting circuit electrically connected to said processing means, and comprises a verbal analysis integrated chip, a speaker activation circuit, and a voice producing device, wherein in response to an unusual operational condition, said warning signal is sent from said processing means to said verbal analysis integrated chip which is capable of activating said speaker activation circuit to activate said voice producing device to produce a predetermined format of verbal alert.

17. The auto monitoring control circuit unit, as recited in claim 7, further comprising means for manually inputting heat exchange data as said heat exchange reference in said processing circuit.

18. The auto monitoring control circuit unit, as recited in claim 12, further comprising means for manually inputting heat exchange data as said heat exchange reference in said processing circuit.

19. The auto monitoring control circuit unit, as recited in claim 17, wherein said inputting means comprises an input operator for keying in said heat exchange data in said processing circuit, a clear operator for erasing an original heat exchange reference in said processing circuit, and a setup operator for configuring said heat exchange data as said heat exchange reference in said processing circuit.

20. The auto monitoring control circuit unit, as recited in claim 18, wherein said inputting means comprises an input operator for keying in said heat exchange data in said processing circuit, a clear operator for erasing an original heat exchange reference in said processing circuit, and a setup operator for configuring said heat exchange data as said heat exchange reference in said processing circuit.