CN-121999647-A - Boarding bridge operation behavior recognition and analysis method, system, equipment and program product

CN121999647ACN 121999647 ACN121999647 ACN 121999647ACN-121999647-A

Abstract

The disclosure provides a boarding bridge operation behavior recognition and analysis method, a boarding bridge operation behavior recognition and analysis system, boarding bridge operation behavior recognition and analysis equipment and boarding bridge operation behavior recognition and analysis program product, and relates to the technical field of civil aviation airport ground support equipment. The method comprises the steps of obtaining a time-containing equipment state signal sequence which is output by a bottom control unit of the boarding bridge in real time in the using process of the boarding bridge, wherein the equipment state signal sequence reflects the running states of all execution mechanisms and sensing devices of the boarding bridge, determining a current corresponding target operation flow model according to flight operation stage information, characterizing compliance operation time sequences and forbidden triggering conditions which should be followed by the boarding bridge in the flight operation stage, carrying out matching analysis on the equipment state signal sequence and the target operation flow model, identifying whether all operation behaviors are compliant and outputting analysis results. According to the embodiment of the disclosure, the boarding bridge control device can cooperatively utilize the flight operation stage information and the boarding bridge bottom layer state signal so as to promote linkage and background monitoring.

Inventors

ZHOU XIN
Pan Shuohua
DENG HENG
ZHUANG XIAOLIANG
JIN RONGZHI
LIANG ZHU
Chen Zhutan
SHEN YUE
HUANG LIN

Assignees

上海国际机场股份有限公司浦东国际机场
深圳中集天达空港设备有限公司
中国国际海运集装箱(集团)股份有限公司

Dates

Publication Date: 20260508
Application Date: 20260209

Claims (11)

1. A method for identifying and analyzing the operation behavior of a boarding bridge, comprising the steps of: acquiring a time-containing equipment state signal sequence output by a bottom control unit of the boarding bridge in real time in the using process of the boarding bridge, wherein the equipment state signal sequence reflects the running states of all execution mechanisms and sensing devices of the boarding bridge; Determining a current corresponding target operation flow model according to flight operation stage information, wherein the target operation flow model represents a compliance operation time sequence and a forbidden triggering condition which are to be followed by a boarding bridge in the flight operation stage; And carrying out matching analysis on the equipment state signal sequence and the target operation flow model, identifying whether each operation behavior is compliant and outputting an analysis result.
2. The method of claim 1, wherein determining the current corresponding target operational flow model based on the flight run phase information comprises: Under the condition that the arrival of the flight is identified but boarding and disembarking are not started, determining the current corresponding target operation flow model as a bridge standard flow model; Under the condition that the boarding and disembarking of the flight are completed but the pushing out is not started, determining the current corresponding target operation flow model as a bridge-withdrawing standard flow model; And when the flight is not arrived and the boarding bridge is in a standby state, determining the current corresponding target operation flow model as a pre-bridge check model.
3. The method of claim 2, wherein the sequence of device status signals includes an action status of one or more of a bridgehead deceleration sensor, bridgehead floor inclination sensor, safety boots, leveling wheels, bridgehead angle sensor, double-bridge bump stop, awning, rolling door stop, road wheels, lift height sensor, bridgehead angle sensor, bridgehead length encoder, bridgehead telescoping stop, aero-engine bump sensor, or key switch, and a corresponding action time, the action status characterizing a position, start-stop, or limit trigger status of the component, the action time being used to identify a time when the action occurs; The flight operation stage information comprises at least one of estimated arrival time, actual arrival time, up-gear time, estimated departure time, actual departure time, target push-out time and boarding and disembarking time.
4. The method of claim 3, wherein said matching the device state signal sequence to the target operational flow model comprises: Performing time stamp alignment and state jump detection on the equipment state signal sequence to generate an operation event stream; and comparing the operation event stream with an expected event sequence in the target operation flow model, and identifying sequence errors, missing steps and/or overtime operation.
5. The method of claim 2, wherein the bridge standard flow model is used to verify whether the operations of approaching an aircraft and stopping within a first distance range from the aircraft, continuing approaching an aircraft and stopping after docking is completed, awning kick-out, leveling wheel kick-out and placing safety boots are completed in sequence during a bridge stage, and the entire process from stopping within the first distance range from the aircraft to placing safety boots is completed within a preset bridge time limit; Checking whether a prohibition signal is triggered or not in the whole bridge leaning stage process, wherein the prohibition signal comprises a walking anti-collision alarm signal, a double-bridge anti-collision limit signal and/or an aircraft engine anti-collision alarm signal; if the operation sequence is wrong, the operation steps are missing, the overtime is finished or any forbidden signal is triggered, the operation of the eccentric clutch gauge is judged.
6. The method of claim 2, wherein the bridge removal standard flow model is used for checking whether the operations of withdrawing the leveling wheel, withdrawing the awning, withdrawing the safety boot, withdrawing the boarding bridge to the first distance range, withdrawing the boarding bridge to the berth, closing a rolling shutter door of the boarding bridge and closing a boarding bridge power supply are sequentially completed in a bridge removal stage, and the whole process from starting to withdrawing the leveling wheel to closing the boarding bridge power supply is completed in a preset bridge removal time limit; Checking whether a prohibition signal is triggered or not in the whole bridge removing stage, wherein the prohibition signal comprises an aeroengine anti-collision sensor signal, a bridge head rotation angle overrun signal and/or a bridge body telescopic limit signal; if the operation sequence is wrong, the operation steps are missing, the overtime is finished or any forbidden signal is triggered, the operation of the eccentric clutch gauge is judged.
7. The method of claim 2, wherein the pre-bridge check model is used to check whether the functional status self-check of the canopy, leveling wheel, boarding bridge drive unit, gate is completed when the flight has not arrived and the boarding bridge is on standby; and if any check item is not completed or all checks are not completed within a specified time period, judging that the operation of the clutch gauge is in a behavior of deviating.
8. The method according to any one of claims 1-7, further comprising: Quantitatively scoring the identified behavior of the compliance and deviation compliance operation to generate a total evaluation score of single bridging or bridging removal operation; based on the evaluation total score of the historical multiple operations, statistical analysis is performed from the dimensions of flights, operators or operation items to identify flights frequently happened by bridge withdrawal, people with lower operation stability or operation links with weak commonalities.
9. A boarding bridge operation behavior recognition and analysis system, comprising: The signal acquisition module is used for acquiring a time-containing equipment state signal sequence which is output by a bottom layer control unit of the boarding bridge in real time in the using process of the boarding bridge, wherein the equipment state signal sequence reflects the running states of all execution mechanisms and sensing devices of the boarding bridge; The model determining module is used for determining a current corresponding target operation flow model according to the flight operation stage information, wherein the target operation flow model represents a compliance operation time sequence and a forbidden triggering condition which are to be followed by the boarding bridge in the flight operation stage; And the behavior recognition module is used for carrying out matching analysis on the equipment state signal sequence and the target operation flow model, recognizing whether each operation behavior is compliant and outputting an analysis result.
10. An electronic device, comprising: A memory for storing instructions; A processor for invoking instructions stored in said memory to implement a boarding bridge operation behavior recognition and analysis method according to any one of claims 1 to 8.
11. A computer program product, characterized in that it stores instructions that, when executed by a computer, cause the computer to implement the boarding bridge operation behavior recognition and analysis method of any one of claims 1 to 8.

Description

Boarding bridge operation behavior recognition and analysis method, system, equipment and program product Technical Field The disclosure relates to the technical field of civil aviation airport ground support equipment, in particular to a boarding bridge operation behavior identification and analysis method, a system, equipment and a program product. Background The boarding bridge is key equipment in an airport ground guarantee system and is used for realizing safe passing of passengers between a terminal building and an aircraft. At present, boarding bridges are generally equipped with a floor control system, which comprises various position sensors, limit switches and driving units, and is used for monitoring the posture of a bridge body and controlling the walking, lifting and rotating actions of the bridge body. Meanwhile, part of boarding bridges are accessed to an airport flight information system, and can acquire flight schedule or state data for assisting operation prompt or recording. However, in the prior art, the operation control of the boarding bridge mainly depends on local sensing signals or manual operation, and an effective linkage mechanism and background monitoring are not available between the flight information and the bottom-layer execution mechanism. It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art. Disclosure of Invention The present disclosure provides a boarding bridge operation behavior recognition and analysis method, system, device, and program product, which at least to a certain extent realizes the cooperative utilization of the information of the flight operation stage and the status signal of the boarding bridge bottom layer by the boarding bridge control device, so as to promote linkage and background monitoring. Other features and advantages of the present disclosure will be apparent from the following detailed description, or may be learned in part by the practice of the disclosure. According to one aspect of the present disclosure, there is provided a boarding bridge operation behavior recognition and analysis method, including: acquiring a time-containing equipment state signal sequence which is output by a bottom control unit of the boarding bridge in real time in the using process of the boarding bridge, wherein the equipment state signal sequence reflects the running states of all execution mechanisms and sensing devices of the boarding bridge; Determining a current corresponding target operation flow model according to the flight operation stage information, wherein the target operation flow model represents a compliance operation time sequence and a forbidden triggering condition which are to be followed by the boarding bridge in the flight operation stage; And carrying out matching analysis on the equipment state signal sequence and the target operation flow model, identifying whether each operation behavior is compliant and outputting an analysis result. In one embodiment of the disclosure, determining a current corresponding target operation flow model according to flight operation stage information comprises determining that the current corresponding target operation flow model is a bridge standard flow model when a flight is identified to arrive but boarding and disembarking is not started, determining that the current corresponding target operation flow model is a bridge withdrawal standard flow model when the flight is identified to finish boarding and disembarking but is not started, and determining that the current corresponding target operation flow model is a bridge pre-check model when the flight is not arrived and a boarding bridge is in a standby state. In one embodiment of the present disclosure, an equipment status signal sequence includes an axle head deceleration sensor, an axle head floor inclination sensor, a safety boot, a leveling wheel, an axle head angle sensor, a double-axle bump stop, a canopy, a roller shutter door stop, a road wheel, a lift height sensor, an axle body angle sensor, an axle length encoder, an axle body telescoping stop, an aircraft engine bump sensor, or a key switch, an action status of one or more components and a corresponding action time, the action status characterizing a position of the component, a start-stop or limit trigger status, the action time being used to identify a moment when the action occurs, and flight operation phase information including at least one of a predicted arrival time, an actual arrival time, an upper gear time, a predicted departure time, an actual departure time, a target push-out time, and a boarding and disembarking time. In one embodiment of the disclosure, matching the device state signal sequence with the target operational flow model includes performing timestam