초록 ▼

A method for actuating at least one positioning flap on each wing of an aircraft, which positioning flap is actuated by at least two flap coupling devices each including a flap actuator device, where at least on one flap actuator device for each positioning flap a brake mechanism is arranged by mean

A method for actuating at least one positioning flap on each wing of an aircraft, which positioning flap is actuated by at least two flap coupling devices each including a flap actuator device, where at least on one flap actuator device for each positioning flap a brake mechanism is arranged by means of whose actuation an adjustment state of the respective flap actuator device can be locked, including the steps of: actuating each brake mechanism of a positioning flap individually, subsequently actuating the flap actuator device by means of the drive motor, in the case of a change in the adjustment state of the positioning flap by a predetermined extent, terminating actuation of the positioning flap concerned, and a system for implementing the method.

대표청구항 ▼

1. A method for actuating at least one positioning flap on each wing of an aircraft, which positioning flap is actuated by at least two flap coupling devices each comprising a flap actuator device, wherein a brake mechanism is arranged at least on one flap actuator device for each positioning flap s

1. A method for actuating at least one positioning flap on each wing of an aircraft, which positioning flap is actuated by at least two flap coupling devices each comprising a flap actuator device, wherein a brake mechanism is arranged at least on one flap actuator device for each positioning flap such that activation of the brake mechanism causes a position of the respective flap actuator device to be locked, the method comprising the steps of: actuating each brake mechanism of the at least one positioning flap individually to cause the position of the respective flap actuator device to be locked,subsequently actuating the actuator device by means of a central drive motor,terminating actuation of the flap actuator device of the at least one positioning flap when a change in the position of the at least one positioning flap meets or exceeds a predetermined extent, andsensing an intervention state of the brake mechanism to determine whether the brake mechanism has caused the respective flap actuator device to be locked. 2. The method according to claim 1, further comprising: activating each brake mechanism when a non-defective state of the flap coupling devices of the at least one positioning flap exists,comparing a target command for the central drive motor with the position measured by means of a drive state sensor, andterminating actuation of the at least one positioning flap when a difference between the target command and the measured position exceeds the predetermined extent. 3. The method according to claim 1, further comprising: determining a difference between a commanded brake interventions state and the determined brake intervention state, andterminating actuation of the flap actuator device of the at least one positioning flap when a difference between the commanded brake interventions state and the determined brake intervention state meets or exceeds a predetermined differential. 4. A system for actuating at least one positioning flap on each wing of an aircraft, the system comprising: at least two flap coupling devices, each comprising a flap actuator device, with each of said flap coupling devices being coupled to the positioning flap in regions that are spaced apart from each other when viewed in a wingspan direction of the aircraft,a brake mechanism on at least one flap actuator device of each positioning flap, such that activation of the brake mechanism causes a position of the respective flap actuator device to be locked,a system drive device with a drive motor, drive transmission devices that couple the drive motor to the flap actuator devices in order to transmit an output of the drive motor to each of the flap actuator devices, and with a drive state sensor for determining a position of the drive motor,a brake intervention sensor that is arranged on at least one brake mechanism of a positioning flap for measuring an intervention state of the brake mechanism, the intervention state being whether the brake mechanism has caused the respective flap actuator device to be locked, anda control device with a control function for transmitting command signals to the system drive device and for commanding desired brake intervention states to the brake mechanisms, with a device for receiving signals of sensor devices of the flap actuator devices,wherein the control device includes a reconfiguration function that operates such that: (i) each brake mechanism of the at least one positioning flap are actuated individually to cause the position of the respective flap actuator device to be locked; (ii) subsequently the flap actuator devices are actuated by means of the central drive motor, and (iii) a defective state is allocated to at least one of the flap coupling devices of the at least one positioning flap and the brake mechanisms of the at least one positioning flap, when the control devices determines one or more predetermined differences between the position of the drive motor determined by the drive state sensor and the signals from the sensor devices of the flap actuator devices, or between the commanded desired brake intervention states and the measured intervention states of the brake mechanisms by the brake intervention sensor. 5. The system according to claim 4, wherein the control device is set in such a manner that actuation of the at least one positioning flap is terminated when the defective state is allocated. 6. The system according to claim 4, wherein the drive transmission devices comprise a control function for controlling each flap actuator device, and comprise an electrical or hydraulic coupling of the drive motor for transmitting the drive output. 7. The system according to claim 4, wherein the drive transmission devices comprise drive shafts for mechanically coupling the drive motor to the flap actuator devices, and the reconfiguration function operates such that in a non-defective state each brake mechanism can be activated, and a comparison between a target command of the drive motor and of the position measured by means of the drive state sensor is carried out, and if a difference is exceeded, control of the at least one positioning flap is terminated. 8. The system according to claim 4, wherein the reconfiguration function furthermore comprises a comparison function for determining a difference between the desired brake intervention state commanded at a brake mechanism and the determined brake intervention state, and comprises an error identification function by means of which, in the case of a predetermined differential occurring with respect to the brake mechanism, the defective state is allocated to said brake mechanism. 9. The system according to claim 8, wherein if the defective state has been allocated to a brake mechanism, control of said brake mechanism is terminated. 10. The system according to claim 8, wherein if the defective state has been allocated to a brake mechanism, control of the flap coupling device associated with the brake mechanism that is assessed to be defective is terminated. 11. The system according to claim 4, wherein the actuators coupled to the at least one positioning flap are driven by the drive motor and are controlled individually by the control device for actuating the at least one positioning flap. 12. The system according to claim 4, wherein the actuators coupled to the at least one positioning flap are driven as a group by the drive motor. 13. The system according to claim 4, wherein the actuator devices are driven by a central drive motor, wherein the drive transmission devices are drive shafts. 14. The system according to claim 4, wherein the brake intervention sensor is integrated in the brake mechanism. 15. The system according to claim 4, wherein the brake intervention sensor is a proximity sensor for acquiring a distance between two braking elements of the brake mechanism. 16. The system according to claim 4, wherein the brake intervention sensor comprises a sensor for acquiring actual movement of one or more elements of the brake mechanism and a brake actuation model of theoretical movement of the one or more elements of the brake mechanism for the purpose of determining the brake intervention state of the brake mechanism at a given time. 17. The system according to claim 4, wherein the flap actuator device comprises two load paths for coupling the drive shaft to the positioning flap.