Aircraft rotor wing health state early warning device and method

Abstract

The invention provides an aircraft rotor wing health state early warning device. The health state early warning device comprises a central processing unit, an alarm module, a data storage module, a data analysis module, a data acquisition module, a vibration sensor, a strain sensor, an image acquisition sensor, a wireless sending module, a wireless receiving module, an alarm rescue system, a cloud server, a local data server and an application program. The image acquisition sensor is mounted on a rotor hub of an aircraft rotor and used for monitoring the structural health state of the aircraft rotor and transmitting acquired image information of the structural health state of the aircraft rotor to the data acquisition module; the vibration sensor is installed in the middle of an aircraft rotor wing and transmits collected aircraft rotor wing vibration data to the data collection module. The strain sensor is installed on an aircraft rotor wing and used for monitoring the tiny deformation condition of the aircraft rotor wing and transmitting collected tiny deformation data of the aircraft rotor wing to the data collection module. According to the invention, real-time data monitoring and automatic alarm can be carried out on the aircraft rotor wing on the aircraft cockpit instrument panel, and real-time data on the cockpit instrument panel can be transmitted to application software on a national alarm rescue system, a cloud server and a local server to monitor the flight safety of the aircraft in real time. And the health state of the rotor wing of the aircraft is predicted and judged through various early warning safety perception sensors, so that the personal safety of personnel on the aircraft is ensured.

Description

Technical Field

[0001] The present invention relates to the field of aircraft technology, and in particular to an aircraft rotor health status early warning device and method. Background Art

[0002] The healthy status of an aircraft's rotor structure, as a key component of an aircraft's power system, is vital to the safety of the aircraft and its personnel. Problems with the aircraft's rotor structure can have a devastating impact on an aircraft already in the air and the personal safety of its pilots and passengers.

[0003] Currently, there are no related products on the market that can provide real-time monitoring and early warning of aircraft rotor structures. It is impossible to monitor and warn the health status of aircraft rotor structures in real time, and it is impossible to conduct timely detection and early warning of aircraft in flight. Summary of the invention

[0004] The problem solved by the present invention is how to improve the prediction accuracy of the healthy state of the aircraft rotor structure.

[0005] In order to solve the above problems, the present invention provides an aircraft rotor health status early warning device and method, and the present invention provides the following technical solutions: An aircraft rotor health status early warning device, characterized in that it includes: a central processing unit, an alarm module, a data storage module, a data analysis module, a data acquisition module, a vibration sensor, a strain sensor, an image acquisition sensor, a wireless transmission module, a wireless receiving module, an alarm rescue system, a cloud server, a local data server and an application; the image acquisition sensor is installed on the rotor hub of the aircraft rotor, and is used to monitor the structural health status of the aircraft rotor, and transmit the collected image information of the structural health status of the aircraft rotor to the data acquisition module; the vibration sensor is installed in the middle of the aircraft rotor, and transmits the collected aircraft rotor vibration data to the data acquisition module; the strain sensor is installed on the aircraft rotor, and is used to monitor the slight deformation of the aircraft rotor, and transmits the collected aircraft rotor slight deformation data to the data acquisition module; the data acquisition module is connected to the central processing unit through an interface, and is used to transmit the collected The collected data is transmitted to the central processing unit; the data storage module is connected to the central processing unit through the serial port for storing data information; the data analysis module is connected to the central processing unit through the serial port for analyzing the relevant data of the aircraft rotor collected by the stored data acquisition module; the alarm module is connected to the central processing unit through the serial port for issuing sound and photoelectric alarm information for the data analyzed by the data analysis module; the wireless sending module is connected to the central processing unit through the serial port for sending the final data signal processed by the central processing unit; the wireless receiving module is connected to the central processing unit through the serial port for receiving the digital signal transmitted by the wireless sending module, and outputting the relevant data to the alarm rescue system, the cloud server and the local server; the application is stored in a computer software program on the local server, the program receives and analyzes the relevant data transmitted by the wireless sending module in real time, and synchronously generates alarm information on the health status of the aircraft rotor.

[0006] Preferably, the wireless sending module transmits data to the wireless receiving module through LoRa wireless communication technology.

[0007] Preferably, the wireless receiving module is connected to the national alarm and rescue system, cloud server, and local server via Ethernet.

[0008] A method for an aircraft rotor health status early warning device comprises the following steps: S1: Data acquisition. During the operation of the aircraft, the image acquisition sensor and vibration sensor on the rotor hub of the aircraft rotor collects the structural health status image information and vibration data information of the rotor in real time. At the same time, the strain sensor on the aircraft rotor collects the micro deformation information of the rotor in real time. S2: data storage, the data storage module stores the collected image information, vibration data information and strain information of the aircraft rotor; S3: Data analysis: the data analysis module processes and analyzes the collected real-time information. If the analyzed information is compared with the normal information of the aircraft rotor and there is an abnormal structural health status, the alarm module in the cockpit of the aircraft will sound and photoelectric alarm; S4: Remote data transmission: the wireless transmission module will transmit data to the wireless receiving module through LoRa wireless communication technology, and then transmit the relevant data to the national alarm and rescue system, cloud server, and local server; S5: Data reception and processing. When the national alarm and rescue system platform receives the alarm information from the aircraft, it will promptly call back the aircraft's response system and communicate with the pilot on the aircraft to verify the specific situation so that rescue measures can be implemented in a timely and accurate manner. The application receives real-time information from the aircraft and can display it on the screen, prompting the company or individual to which the aircraft belongs to implement timely and necessary measures. The cloud server receives and stores the aircraft's rotor structure health data, enriches the relevant monitoring database, and optimizes the real-time monitoring and early warning model to provide a more accurate monitoring and early warning algorithm.

[0009] Compared with the prior art, the beneficial effects of the present invention are: the present invention can, while making sound and photoelectric automatic alarms on the aircraft cockpit instrument panel, be able to transmit the data processed and analyzed by the data analysis module in real time to the national alarm and rescue system, cloud server, and application program on the local server for early warning reminders. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 The present invention is a structural block diagram of an aircraft rotor health status warning device. DETAILED DESCRIPTION

[0011] In order to more clearly understand the above-mentioned purposes, features and advantages of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that although certain embodiments of the present invention are shown in the accompanying drawings, it should be understood that the accompanying drawings and embodiments of the present invention are only for illustrative purposes and are not intended to limit the scope of protection of the present invention.

[0012] like Figure 1As shown, an aircraft rotor health status early warning device is characterized in that it includes: a central processing unit, an alarm module, a data storage module, a data analysis module, a data acquisition module, a vibration sensor, a strain sensor, an image acquisition sensor, a wireless transmission module, a wireless receiving module, an alarm rescue system, a cloud server, a local data server and an application; the image acquisition sensor is installed on the rotor hub of the aircraft rotor, and is used to monitor the structural health status of the aircraft rotor, and transmit the collected image information of the structural health status of the aircraft rotor to the data acquisition module; the vibration sensor is installed in the middle of the aircraft rotor, and transmits the collected aircraft rotor vibration data to the data acquisition module; the strain sensor is installed on the aircraft rotor, and is used to monitor the slight deformation of the aircraft rotor, and transmits the collected aircraft rotor slight deformation data to the data acquisition module; the data acquisition module is connected to the central processing unit through an interface, and is used to transmit The collected data is transmitted to the central processing unit; the data storage module is connected to the central processing unit through the serial port for storing data information; the data analysis module is connected to the central processing unit through the serial port for analyzing the relevant data of the aircraft rotor collected by the stored data acquisition module; the alarm module is connected to the central processing unit through the serial port for issuing sound and photoelectric alarm information for the data analyzed by the data analysis module; the wireless transmission module is connected to the central processing unit through the serial port for sending the final data signal processed by the central processing unit; the wireless receiving module is connected to the central processing unit through the serial port for receiving the digital signal transmitted by the wireless transmission module, and outputting the relevant data to the alarm rescue system, cloud server and local server; the application is stored in a computer software program on the local server, the program receives and analyzes the relevant data transmitted by the wireless transmission module in real time, and synchronously generates alarm information on the health status of the aircraft rotor.

[0013] The wireless transmission module transmits data to the wireless receiving module through the LoRa wireless communication technology. The wireless receiving module is connected to the national alarm and rescue system, cloud server, and local server through Ethernet.

[0014] A method for an aircraft rotor health status early warning device comprises the following steps: S1: Data acquisition. During the operation of the aircraft, the image acquisition sensor and vibration sensor on the rotor hub of the aircraft rotor collects the structural health status image information and vibration data information of the rotor in real time. At the same time, the strain sensor on the aircraft rotor collects the micro deformation information of the rotor in real time. S2: data storage, the data storage module stores the collected image information, vibration data information and strain information of the aircraft rotor; S3: Data analysis: the data analysis module processes and analyzes the collected real-time information. If the analyzed information is compared with the normal information of the aircraft rotor and there is an abnormal structural health status, the alarm module in the cockpit of the aircraft will sound and photoelectric alarm; S4: Remote data transmission: the wireless transmission module will transmit data to the wireless receiving module through LoRa wireless communication technology, and then transmit the relevant data to the national alarm and rescue system, cloud server, and local server; S5: Data reception and processing. When the national alarm and rescue system platform receives the alarm information from the aircraft, it will promptly call back the aircraft's response system and communicate with the pilot on the aircraft to verify the specific situation so that rescue measures can be implemented in a timely and accurate manner. The application receives real-time information from the aircraft and can display it on the screen, prompting the company or individual to which the aircraft belongs to implement timely and necessary measures. The cloud server receives and stores the aircraft's rotor structure health data, enriches the relevant monitoring database, and optimizes the real-time monitoring and early warning model to provide a more accurate monitoring and early warning algorithm.

[0015] To sum up: the present invention collects data signals monitored in real time by vibration sensors, image sensors, and strain sensors through the data acquisition module, and transmits the real-time data to the data storage module and the data analysis module connected to the central processing unit for real-time analysis and processing. If the real-time monitoring data is abnormal, it can automatically sound and photoelectric alarms on the aircraft cockpit instrument panel, and the data processed and analyzed by the data analysis module can be transmitted in real time to the national alarm and rescue system, cloud server, and application program on the local server for early warning reminders.

[0016] It should be understood that the various steps described in the method implementation of the present invention may be performed in different orders, and furthermore, the method implementation may include other additional steps. The scope of the present invention is not limited in this respect.

[0017] Although the present invention is disclosed as above, the protection scope of the present invention is not limited thereto. Those skilled in the art may make various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications will fall within the protection scope of the present invention.

Claims

1. An aircraft rotor health status warning device, characterized in that: include: Central processing unit, alarm module, data storage module, data analysis module, data acquisition module, vibration sensor, strain sensor, image acquisition sensor, wireless transmission module, wireless receiving module, alarm and rescue system, cloud server, local data server and application program; The image acquisition sensor is installed on the rotor hub of the aircraft rotor, and is used to monitor the structural health status of the aircraft rotor, and transmit the collected image information of the structural health status of the aircraft rotor to the data acquisition module; The vibration sensor is installed in the middle of the aircraft rotor and transmits the collected aircraft rotor vibration data to the data acquisition module; The strain sensor is installed on the aircraft rotor to monitor the micro deformation of the aircraft rotor and transmit the collected micro deformation data of the aircraft rotor to the data acquisition module; The data acquisition module is connected to the central processing unit through an interface and is used to transmit the collected data to the central processing unit; The data storage module is connected to the central processing unit via a serial port and is used to store data information; The data analysis module is connected to the central processing unit via a serial port and is used to analyze the relevant data of the aircraft rotor collected by the stored data collection module; The alarm module is connected to the central processing unit via a serial port, and is used to issue an alarm message in the form of sound or photoelectricity for the data analyzed by the data analysis module; The wireless transmission module is connected to the central processing unit via a serial port, and is used to transmit the final data signal processed by the central processing unit; The wireless receiving module is connected to the central processor via a serial port, and is used to receive the digital signal transmitted by the wireless sending module, and output the relevant data to the alarm rescue system, the cloud server and the local server; The application is a computer software program stored in a local server, which receives and analyzes relevant data transmitted by the wireless sending module in real time and simultaneously generates alarm information on the health status of the aircraft rotor.

2. The aircraft rotor health status warning device according to claim 1, characterized in that: The wireless sending module transmits data to the wireless receiving module through the LoRa wireless communication technology.

3. The aircraft rotor health status warning device according to claim 1, characterized in that: The wireless receiving module is connected to the national alarm and rescue system, cloud server, and local server via Ethernet.

4. A method for an aircraft rotor health status early warning device, characterized in that: The following steps are involved: S1: Data acquisition. During the operation of the aircraft, the image acquisition sensor and vibration sensor on the rotor hub of the aircraft rotor collects the structural health status image information and vibration data information of the rotor in real time. At the same time, the strain sensor on the aircraft rotor collects the micro deformation information of the rotor in real time. S2: Data storage, the data storage module stores the collected image information, vibration data information and strain information of the aircraft rotor; S3: Data analysis: the data analysis module processes and analyzes the collected real-time information. If the analyzed information is compared with the normal information of the aircraft rotor and there is an abnormal structural health status, the alarm module in the cockpit of the aircraft will sound and photoelectric alarm; S4: Remote data transmission: the wireless transmission module will transmit data to the wireless receiving module through LoRa wireless communication technology, and then transmit the relevant data to the national alarm and rescue system, cloud server, and local server; S5: Data reception and processing. When the national alarm and rescue system platform receives the alarm information from the aircraft, it will promptly call back the aircraft's response system and communicate with the pilot on the aircraft to verify the specific situation so that rescue measures can be implemented in a timely and accurate manner. The application receives real-time information from the aircraft and can display it on the screen, prompting the company or individual to which the aircraft belongs to implement timely and necessary measures. The cloud server receives and stores the aircraft's rotor structure health data, enriches the relevant monitoring database, and optimizes the real-time monitoring and early warning model to provide a more accurate monitoring and early warning algorithm.

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