CONTROL DEVICE, DATA STORAGE MEDIUM HAVING DATA STORED THEREON, SIGNAL SEQUENCE REPRESENTING DATA, AND METHOD FOR CONTROLLING A VENTILATION OPENING

• US 20110184566A1
• Filed: 11/15/2010
• Published: 07/28/2011
• Est. Priority Date: 01/22/2010
• Status: Abandoned Application

• Current Assignee: Fraunhofer Gesellschaft Zur Foerderung Der Angewandten Forsching E.V.
• Original Assignee: Fraunhofer Gesellschaft Zur Foerderung Der Angewandten Forsching E.V.
• Inventors: Holm, Andreas, Hellwig, Runa T., Steiger, Simone
• Application Number:
  US12/945,961
• Publication Number:
  US 20110184566A1
• Time in Patent Office: Days
• US Class Current: 700/278
• 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 11/64 using pre-stored data
• CPC Class Codes: F24F 11/74 for controlling air flow rate or air velocity
• CPC Class Codes: F24F 2110/10 Temperature
• CPC Class Codes: F24F 2110/50 Air quality properties
• CPC Class Codes: F24F 2110/70 Carbon dioxide
• CPC Class Codes: Y02B 30/70 Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

The invention relates to a method for controlling a ventilation opening of a room comprising the following steps: receiving at least two input variables, fuzzifying said input variables, making a decision about an opening angle of a ventilation opening based on said fuzzified input variables, defuzzifying the decision about the opening angle and providing at least one actuating variable, and delivering said actuating variable to an actuating device, thereby controlling the opening angle of the ventilation opening wherein the input variables represent at least the CO₂ content of the air of a room and the inside temperature of said room, and wherein the output variable represents the opening angle of at least one ventilation opening, and the actuating variable being able to be supplied to at least one actuator which moves the ventilation opening. A control device and a storage medium having data stored thereon and a signal sequence which is suitable for transmission via a computer network and represents data, the data representing a program for execution on a microprocessor as part of a control device are also disclosed.

Claims

1. A Control device comprising

at least one fuzzifier having at least one input and at least one output, the fuzzifier being adapted to receive at least two input variables, to fuzzify said input variables and to supply them to the at least one output,

at least one decision-making unit having at least one input and at least one output, said input being coupled to the at least one output of the fuzzifier, the decision-making unit being adapted to receive the fuzzified input variables and to provide at least one output variable at the output, and

at least one defuzzifier having at least one input and at least one output, said input being coupled to the at least one output of the decision-making unit and said defuzzifier being adapted to receive the at least one output variable from the decision-making unit and to provide at least one actuating variable at the output,

wherein the input variables represent at least the CO₂ content of the air of a room and the inside temperature of said room, the output variable represents the opening angle of at least one ventilation opening, and the actuating variable can be supplied, as a drive signal, to at least one actuator which influences the ventilation opening.

2. The control device according to claim 1, wherein the fuzzifier is adapted to receive at least one further input variable, to fuzzify it and to supply it to the decision-making unit, the further input variables being selected from the outside temperature and/or outside wind speed and/or outside wind direction.

3. The control device according to claim 1, wherein the decision-making unit is adapted to provide, at its output, at least one further output variable which indicates the heating power supplied to the room.

4. The control device according to claim 2, wherein the fuzzifier is adapted to

fuzzify the analogue input variable, which represents the CO₂ content of the room air, into 3 output values and/or

to fuzzify the analogue input variable, which represents the inside temperature, into 3 or 4 output values and/or

to fuzzify the analogue input variable, which represents the outside temperature, into 6 output values and/or

to fuzzify the analogue input variable, which represents the wind speed, into 2 output values.

5. The control device according to claim 3, wherein the decision-making unit is adapted

to specify the output variable, which represents the opening angle of at least one ventilation opening, in 5 output values and/or

to specify the output variable, which indicates the heating power supplied to the room, in 5 output values.

6. The control device according to claim 2, wherein the control device is adapted to keep the ventilation opening closed in the case of a very cold outside temperature and a cold inside temperature.

7. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with minimum air exchange in the case of a very cold outside temperature and a warm or pleasant inside temperature.

8. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with maximum air exchange in the case of a very cold outside temperature and a high CO₂ content.

9. The control device according to claim 2, wherein the control device is adapted to keep the ventilation opening closed in the case of a cold outside temperature, a cold inside temperature and a low or acceptable CO₂ content.

10. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with minimum air exchange in the case of a cold outside temperature, a cold inside temperature and a high CO₂ content.

11. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with minimum air exchange in the case of a cold outside temperature, a cold inside temperature and a high CO₂ content.

12. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with minimum air exchange in the case of a cold outside temperature, a pleasant or warm inside temperature and a low or acceptable CO₂ content.

13. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with little air exchange in the case of a cold outside temperature, a pleasant or warm inside temperature and a high CO₂ content.

14. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with little air exchange in the case of a slightly cold outside temperature, a cold inside temperature and a high CO₂ content.

15. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with high air exchange in the case of a slightly cold outside temperature, a pleasant or warm inside temperature and a high CO₂ content.

16. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with high air exchange in the case of a mild outside temperature and a high CO₂ content.

17. The control device according to claim 2, wherein the control device is adapted to change the ventilation opening to a position with maximum air exchange in the case of a slightly warm outside temperature and a cold inside temperature.

18. The control device according to claim 2, wherein the control device is adapted to keep the ventilation opening closed in the case of a high wind speed.

19. A data storage medium having data stored thereon or signal sequence which is suitable for transmission via a computer network and represents data, the data representing a program for execution on a microprocessor as part of a control device, the program being designed

to implement at least one fuzzifier which is adapted to receive at least two input variables, to fuzzify them and to supply them to a decision-making unit,

to implement at least one decision-making unit which is adapted to receive the fuzzified input variables and at the output of which at least one output variable can be provided, and

to implement at least one defuzzifier which is adapted to receive the output variable from the decision-making unit and at the output of which at least one actuating variable can be provided,

wherein the input variables represent at least the CO₂ content of the air of a room and the inside temperature of said room, and

wherein the output variable represents the opening angle of at least one ventilation opening, and the actuating variable being able to be supplied to at least one actuator which moves the ventilation opening.

20. The data storage medium having data stored thereon or signal sequence according to claim 19, wherein the fuzzifier is adapted to receive at least one further input variable, to fuzzify it and to supply it to the decision-making unit, the further input variables being selected from the outside temperature and/or wind speed and/or wind direction.

21. The data storage medium having data stored thereon or signal sequence according to claim 19, wherein the decision-making unit is adapted to provide, at its output, at least one further output variable which indicates the heating power supplied to the room.

22. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the fuzzifier is adapted

to fuzzify the analogue input variable, which represents the CO₂ content of the room air, into 3 output values and/or

to fuzzify the analogue input variable, which represents the inside temperature, into 3 or 4 output values and/or

to fuzzify the analogue input variable, which represents the outside temperature, into 6 output values and/or

to fuzzify the analogue input variable, which represents the wind speed, into 2 output values.

23. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted

to specify the output variable, which represents the opening angle of at least one ventilation opening, in 5 output values and/or

to specify the output variable, which indicates the heating power supplied to the room, in 5 output values.

24. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to keep the ventilation opening closed in the case of a very cold outside temperature and a cold inside temperature.

25. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with minimum air exchange in the case of a very cold outside temperature and a warm or pleasant inside temperature.

26. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with maximum air exchange in the case of a very cold outside temperature and a high CO₂ content.

27. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to keep the ventilation opening closed in the case of a cold outside temperature, a cold inside temperature and a low or acceptable CO₂ content.

28. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with minimum air exchange in the case of a cold outside temperature, a cold inside temperature and a high CO₂ content.

29. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with minimum air exchange in the case of a cold outside temperature, a cold inside temperature and a high CO₂ content.

30. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with minimum air exchange in the case of a cold outside temperature, a pleasant or warm inside temperature and a low or acceptable CO₂ content.

31. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with little air exchange in the case of a cold outside temperature, a pleasant or warm inside temperature and a high CO₂ content.

32. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with little air exchange in the case of a slightly cold outside temperature, a cold inside temperature and a high CO₂ content.

33. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with high air exchange in the case of a slightly cold outside temperature, a pleasant or warm inside temperature and a high CO₂ content.

34. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with high air exchange in the case of a mild outside temperature and a high CO₂ content.

35. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to change the ventilation opening to a ventilation position with maximum air exchange in the case of a slightly warm outside temperature and a cold inside temperature.

36. The data storage medium having data stored thereon or signal sequence according to claim 20, wherein the decision-making unit is adapted to keep the ventilation opening closed in the case of a high wind speed.

37. A method for controlling a ventilation opening of a room comprising the following steps:

receiving at least two input variables,

fuzzifying said input variables

making a decision about an opening angle of a ventilation opening based on said fuzzified input variables,

defuzzifying the decision about the opening angle and providing at least one actuating variable, and

delivering said actuating variable to an actuating device, thereby controlling the opening angle of the ventilation opening

wherein the input variables represent at least the CO₂ content of the air of a room and the inside temperature of said room, and

wherein the output variable represents the opening angle of at least one ventilation opening, and the actuating variable being able to be supplied to at least one actuator which moves the ventilation opening.

38. The method according to claim 37, wherein at least one further input variable is received and fuzzified and the decision is based on this at least one further input variable, the further input variables being selected from the outside temperature and/or wind speed and/or wind direction.

39. The method according to 37, wherein a further decision is made which indicates the heating power supplied to the room.

40. The method according to 38, wherein

an analogue input variable, which represents the CO₂ content of the room air, is fuzzified into 3 output values and/or

an analogue input variable, which represents the inside temperature, is fuzzified into 3 or 4 output values and/or

an analogue input variable, which represents the outside temperature, is fuzzified into 6 output values and/or

an analogue input variable, which represents the wind speed, is fuzzified into 2 output values.

41. The method according to 38, wherein the ventilation opening is kept closed in the case of a very cold outside temperature and a cold inside temperature.

42. The method according to 38, wherein the ventilation opening is brought to a ventilation position with minimum air exchange in the case of a very cold outside temperature and a warm or pleasant inside temperature.

43. The method according to 38, wherein is brought the ventilation opening is brought to a ventilation position with maximum air exchange in the case of a very cold outside temperature and a high CO₂ content.

44. The method according to 38, wherein the ventilation opening is kept closed in the case of a cold outside temperature, a cold inside temperature and a low or acceptable CO₂ content.

45. The method according to 38, wherein the ventilation opening is brought to a ventilation position with minimum air exchange in the case of a cold outside temperature, a cold inside temperature and a high CO₂ content.

46. The method according to 38, wherein the ventilation opening is brought to a ventilation position with minimum air exchange in the case of a cold outside temperature, a cold inside temperature and a high CO₂ content.

47. The method according to claim 38, wherein the ventilation opening is brought to a ventilation position with minimum air exchange in the case of a cold outside temperature, a pleasant or warm inside temperature and a low or acceptable CO₂ content.

48. The method according to claim 38, wherein the ventilation opening is brought to a ventilation position with little air exchange in the case of a cold outside temperature, a pleasant or warm inside temperature and a high CO₂ content.

49. The method according to claim 38, wherein the ventilation opening is brought to a ventilation position with little air exchange in the case of a slightly cold outside temperature, a cold inside temperature and a high CO₂ content.

51. The method according to claim 38, wherein the ventilation opening is brought to a ventilation position with high air exchange in the case of a slightly cold outside temperature, a pleasant or warm inside temperature and a high CO₂ content.

52. The method according to claim 38, wherein the ventilation opening is brought to a ventilation position with high air exchange in the case of a mild outside temperature and a high CO₂ content.

53. The method according to claim 38, wherein the ventilation opening is brought to a ventilation position with maximum air exchange in the case of a slightly warm outside temperature and a cold inside temperature.

54. The method according to claim 38, wherein the ventilation opening is closed in the case of a high wind speed.