CN108227538A - A kind of aviation remote interface intelligence sensor - Google Patents

A kind of aviation remote interface intelligence sensor Download PDF

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Publication number
CN108227538A
CN108227538A CN201611153210.XA CN201611153210A CN108227538A CN 108227538 A CN108227538 A CN 108227538A CN 201611153210 A CN201611153210 A CN 201611153210A CN 108227538 A CN108227538 A CN 108227538A
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CN
China
Prior art keywords
bus
processing unit
data processing
sensor
mems sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611153210.XA
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Chinese (zh)
Inventor
张旭洲
车炯晖
李林
任晓琨
吴斌
荆立雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xian Aeronautics Computing Technique Research Institute, Aviation Industry Corp of China
Original Assignee
Xian Aeronautics Computing Technique Research Institute, Aviation Industry Corp of China
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xian Aeronautics Computing Technique Research Institute, Aviation Industry Corp of China filed Critical Xian Aeronautics Computing Technique Research Institute, Aviation Industry Corp of China
Priority to CN201611153210.XA priority Critical patent/CN108227538A/en
Publication of CN108227538A publication Critical patent/CN108227538A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0423Input/output
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00Measuring or testing not otherwise provided for
    • G01D21/02Measuring two or more variables by means not covered by a single other subclass

Abstract

The present invention relates to remote interface technical fields, and in particular to a kind of designing scheme of aptitude for flying sensor.The present invention provides a kind of aviation remote interface intelligence sensor, including data processing unit (1), MEMS sensor (2), power module (3), CAN bus circuit (4), RS422 transmission circuits (5);The present invention realized using totally digitized control device, and hardware has simple, reliable, and software has that flexibility is high, complexity is low, portable and favorable expandability characteristic.

Description

A kind of aviation remote interface intelligence sensor
Technical field
The present invention relates to remote interface technical fields, and in particular to a kind of designing scheme of aptitude for flying sensor.
Background technology
It first of signal detection and signal processing system, is perception that sensor, which is in, obtains the window of information, and sensor is in The interface position of research object and detecting system, the information of acquisition will be converted to the electricity easily transmitted with processing by it Signal.As TT&C system automates, intelligentized development, the continuous increase of information content, being continuously increased of information category, information The continuous improvement of transmission speed all proposes update, tightened up requirement to application of the sensor in terms of signal detection.It is required that Sensor accuracy is high, reliability is high, stability is good, and has certain data-handling capacity, and can self-test, self-correcting, Self compensation.Traditional sensor has been unable to meet such requirement.
Foreign countries pay attention to the testability and maintainability of aircraft since second generation opportunity of combat, and in the maintenance of each device panel Personnel are provided with different types of test point, warning light and working status indication etc. up to place.In third-generation aircraft, realize To the Centralized Monitoring of airborne equipment, the NAMP systems of Domestic Aircraft are exactly to have benefited from external Centralized Monitoring theory.
In the development of U.S. JSF, to realize distant view conception:A kind of eminently affordable next generation is developed and produces to attack It hits Fighter Weapons system and realizes global guarantee, creative proposes autonomous type guarantee (AL) scheme, and Aircraft Health is supervised Control system be the key that then one of AL safeguards system potential energy technologies and improve aircraft mission reliability, safety, protection/ The Key Enabling Techniques of deployment property and affordability scheme.The realization of this technology makes the repair dominated originally by event The repair of (i.e. correction maintenance) or time correlation (i.e. periodic maintenance) is taken by the repair (CBM, i.e. condition maintenarnce) based on state Generation.Realize aircraft maintenance, a major transformation of security system.
The PHM systems of JSF are made of following three parts:PHM subsystem managers, PHM zone managers and PHM aircraft pipes Manage device.
Health demand and the function realization of system above is required for establishing on the basis of sensor data acquisition, processing On, a large amount of sensor is employed in system, crucial parameter is monitored in real time.These sensors are often mounted on equipment Sensitive part, by multiple sensors provide data, it is carried out the monitoring of various features amount, analysis and synthesis processing, The classification of complete paired data is dominated and is used to the reasonable of sensor information, by various sensors room and time complementation with Redundancy is got up according to certain Optimality Criteria or algorithm combination, and final generate is positioned and examined to the phenomenon of the failure of system It is disconnected.
Acquisition of the traditional electro-mechanical system for various environmental parameters, by arranging various discrete sensors on machine, passes through Sensor output signal is concentrated in Mechatronic Systems processor and is acquired and handles by long transmission cable, at the same by processor into Row resolves and control, and sensor is detected and is calibrated.The sensor type arranged on this kind of mode machine is more, transmission line Cable is longer, while the sensor output analog signals of cable transmission are easily disturbed, and is also accordingly increased in electromechanical processor Software and hardware expense, it is relatively low to the detection and calibrated horizontal of sensor.
Invention content:
Present invention aim to address the deficiencies in the prior art.For this purpose, the present invention provides a kind of aviation remote interface intelligence Sensor does not need to be calibrated, and has many advantages, such as that small, light-weight, strong interference immunity, low in energy consumption, transmission cable is few.Together When, it does not need to additionally increase the software and hardware expense inside electromechanical processor, be with a wide range of applications.
Technical scheme of the present invention:The present invention provides a kind of aviation remote interface intelligence sensor, including data processing list Member, MEMS sensor, power module, CAN bus circuit, RS422 transmission circuits;Data processing unit is integrated on circuit board, For handling collected data;MEMS sensor, on circuit board, for perceiving physical signal and being converted to serial ports letter Number.Wherein data processing unit is embedded processing core, is crosslinked, is used for using SPI or I2C local bus with MEMS sensor The directly collected data of MEMS sensor are received, are parsed in data processing unit, while MEMS can be passed as needed Sensor is calibrated and is corrected;Through data processing unit, treated that related data is carried out by external CAN interface It passes, while receives the instruction that host computer is issued by CAN bus;Support aviation ARINC825 bus protocols, can as needed into The networking of row multisensor CAN bus interconnects, and also can realize point-to- point communication by RS422 transmission circuits and standard industry board; The power module is data processing unit, the power supply of MEMS sensor, CAN bus circuit, RS422 transmission circuits;
The data processing unit includes RAM memory, processor and processor peripheral circuit.
The physical signal that sensor perceives including a variety of MEMS sensors, is converted to bus by the MEMS sensor Signal is transmitted to data processing unit.
The MEMS sensor uses universal serial bus mode with data processing unit.
The bus communication unit internally using serial communication bus SPI, I2C, externally using CAN bus, integrates aviation ARINC825 agreements.
Technique effect:
The aviation remote interface intelligence sensor of design being capable of measuring environment temperature, environmental pressure, ambient humidity, acceleration Etc. physical quantitys, it is small, it is light-weight, power consumption be less than 0.8W, weight be less than 34g, printing plate suqare be not more than 40mm × 40mm.
Description of the drawings:
Fig. 1 is sensor structure figure
Specific embodiment:
The present invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Fig. 1 is a kind of aviation remote interface intelligence sensor functional block diagram provided by the invention.With reference to shown in Fig. 1, this hair It is bright that a kind of aviation remote interface intelligence sensor is provided, including data processing unit, MEMS sensor, power module, CAN bus Circuit, RS422 transmission circuits;Data processing unit is integrated on circuit board, for handling collected data;MEMS is sensed Device, on circuit board, for perceiving physical signal and being converted to rs 232 serial interface signal.Wherein data processing unit is embedded processing Core is crosslinked with MEMS sensor using SPI or I2C local bus, for receiving the directly collected data of MEMS sensor, It is parsed in data processing unit, while can MEMS sensor be calibrated and be corrected as needed;Through data processing list Treated that related data is uploaded by external CAN interface, while is received host computer and issued by CAN bus for member Instruction;It supports aviation ARINC825 bus protocols, multisensor CAN bus networking interconnection can be carried out as needed, can also be led to It crosses RS422 transmission circuits and realizes point-to- point communication with standard industry board;The power module is data processing unit, MEMS is passed Sensor, CAN bus circuit, the power supply of RS422 transmission circuits;
The data processing unit is the core of this module, selects the ST10 series monolithics of ST companies as master control Device processed.The controller is the power supply of 5V power supplys, is internally integrated 16 bit CPUs with DSP, the instruction cycle is in 64Mhz 31.25ns, Embedded 832Kbytes flash storages, erasable 100000 times;Integrated 68Kbytes RAM memories; 5 32 bit timing devices of Embedded;8 channel external device interrupt controller of Embedded, 56 interrupt sources 16 are interrupted preferential Grade;Support a variety of external parallel buses;It is internally integrated and powers on guiding, loaded convenient for software;10 A/D conversions of integrated 24 channels Device, the minimum 3us of conversion time;On piece is integrated with 2 road SPI interfaces.
The bus communication unit, as the channel that intelligence sensor data uplink is assigned, bus communication unit internally makes With serial communication bus SPI, I2C, externally using CAN bus, aviation ARINC825 agreements are integrated.Collected signal is passed through Bus data is uploaded to host computer, and receives the order that host computer passes down.
The MEMS sensor can be a variety of physics inductive pick-ups, employed in present embodiment pressure, temperature, The physical signal that sensor perceives is converted to SPI and I IC bus signals, is transmitted to by humidity, acceleration MEMS sensor Data processing unit.

Claims (5)

1. a kind of aviation remote interface intelligence sensor, including data processing unit, MEMS sensor, power module, CAN bus Circuit, RS422 transmission circuits;Data processing unit is integrated on circuit board, for handling collected data;MEMS is sensed Device on circuit board, for perceiving physical signal and being converted to bus signals, is transmitted to data processing unit;Wherein, it is described Data processing unit includes RAM memory, processor and processor peripheral circuit, data processing unit and MEMS sensor It is crosslinked using spi bus, for receiving the directly collected data of MEMS sensor, is parsed in data processing unit, together When can MEMS sensor be calibrated and be corrected as needed;Through data processing unit, treated that related data passes through is external CAN interface uploaded, while receive the instruction that host computer is issued by CAN bus;Support that aviation ARINC825 is total Wire protocol can carry out multisensor CAN bus networking interconnection as needed;The power module is data processing unit, MEMS Sensor, CAN bus circuit, the power supply of RS422 transmission circuits.
2. a kind of aviation remote interface intelligence sensor according to claim 1, it is characterized in that:The MEMS sensor can To be pressure, temperature, humidity, acceleration MEMS sensor.
3. a kind of aviation remote interface intelligence sensor according to claim 1, it is characterized in that:The MEMS sensor with Data processing unit uses universal serial bus mode.
4. a kind of aviation remote interface intelligence sensor according to claim 1, it is characterized in that:The bus communication mode Internally using serial communication bus SPI, I2C, externally using CAN bus, aviation ARINC825 agreements are integrated.
5. a kind of aviation remote interface intelligence sensor according to claim 1, it is characterized in that:Data processing unit with MEMS sensor can also be crosslinked using I2C local bus.
CN201611153210.XA 2016-12-14 2016-12-14 A kind of aviation remote interface intelligence sensor Pending CN108227538A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611153210.XA CN108227538A (en) 2016-12-14 2016-12-14 A kind of aviation remote interface intelligence sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611153210.XA CN108227538A (en) 2016-12-14 2016-12-14 A kind of aviation remote interface intelligence sensor

Publications (1)

Publication Number Publication Date
CN108227538A true CN108227538A (en) 2018-06-29

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CN201611153210.XA Pending CN108227538A (en) 2016-12-14 2016-12-14 A kind of aviation remote interface intelligence sensor

Country Status (1)

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CN (1) CN108227538A (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102739476A (en) * 2011-04-15 2012-10-17 上海英明科技发展有限公司 Sensor network communication system
CN203416432U (en) * 2013-08-19 2014-01-29 中国林业科学研究院资源信息研究所 Wireless sensor gateway
CN104345176A (en) * 2014-11-19 2015-02-11 中北大学 Self-calibration digital acceleration sensor
CN204301877U (en) * 2014-12-16 2015-04-29 衡阳泰豪通信车辆有限公司 A kind of multi-channel digital temperature acquisition system
CN204440198U (en) * 2015-03-19 2015-07-01 中国矿业大学 A kind of novel dry transformer temperature controller
CN104852836A (en) * 2015-04-22 2015-08-19 天地(常州)自动化股份有限公司 Comprehensive data acquisition substation for underground coal mine
CN104901877A (en) * 2015-06-17 2015-09-09 燕山大学 Multi-interface self-adaptive wireless heterogeneous network protocol conversion method and communication device
CN105092047A (en) * 2014-05-22 2015-11-25 基德科技公司 Overheat sensor system
CN105824303A (en) * 2016-05-17 2016-08-03 上海颖电控制技术有限公司 Distributed intelligent instrument control system based on Internet of things and method thereof
CN205725804U (en) * 2016-04-29 2016-11-23 韩文智 A kind of Intelligent terminal for Internet of things gateway apparatus

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102739476A (en) * 2011-04-15 2012-10-17 上海英明科技发展有限公司 Sensor network communication system
CN203416432U (en) * 2013-08-19 2014-01-29 中国林业科学研究院资源信息研究所 Wireless sensor gateway
CN105092047A (en) * 2014-05-22 2015-11-25 基德科技公司 Overheat sensor system
CN104345176A (en) * 2014-11-19 2015-02-11 中北大学 Self-calibration digital acceleration sensor
CN204301877U (en) * 2014-12-16 2015-04-29 衡阳泰豪通信车辆有限公司 A kind of multi-channel digital temperature acquisition system
CN204440198U (en) * 2015-03-19 2015-07-01 中国矿业大学 A kind of novel dry transformer temperature controller
CN104852836A (en) * 2015-04-22 2015-08-19 天地(常州)自动化股份有限公司 Comprehensive data acquisition substation for underground coal mine
CN104901877A (en) * 2015-06-17 2015-09-09 燕山大学 Multi-interface self-adaptive wireless heterogeneous network protocol conversion method and communication device
CN205725804U (en) * 2016-04-29 2016-11-23 韩文智 A kind of Intelligent terminal for Internet of things gateway apparatus
CN105824303A (en) * 2016-05-17 2016-08-03 上海颖电控制技术有限公司 Distributed intelligent instrument control system based on Internet of things and method thereof

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