CN106781350A - A kind of new connection system of aircraft inner sensor - Google Patents
A kind of new connection system of aircraft inner sensor Download PDFInfo
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- CN106781350A CN106781350A CN201611033269.5A CN201611033269A CN106781350A CN 106781350 A CN106781350 A CN 106781350A CN 201611033269 A CN201611033269 A CN 201611033269A CN 106781350 A CN106781350 A CN 106781350A
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
A kind of new connection system of aircraft inner sensor, is related to all types of aircraft connection areas of aerospace field;Including wireless intelligent network sensing module and network coordination module;Wherein wireless intelligent network sensing module includes power module, data capture unit, data processing unit and data transfer unit;Network coordination module includes data reception module, processing and control module, interface module and power supply module;Wherein, data capture unit includes sensing element, Signal-regulated kinase and A/D modular converters;Data transfer unit includes wireless data transmission receiver module;Interface module includes network adapter;The present invention has reduced the number of substantial amounts of cable and connector, reduces corresponding weight and volume, solves the nervous contradiction in aircraft interior space, improves the flexibility of sensor laying, the tailorability of system and shortening lead time.
Description
Technical field
The present invention relates to a kind of all types of aircraft connection areas of aerospace field, passed in particularly a kind of aircraft
The new connection system of sensor.
Background technology
With the development of modern science and technology and Aero-Space cause, various types of spacecrafts, aircraft emerge in an endless stream,
People carry out parameter acquiring and flight detection etc. to it and require also more and more higher.Different aircraft with a common feature are
Closed Small-scale Space is, and observing and controlling, navigation, control, strike etc. are completed because inside will generally load a large amount of electronic equipments
Task, therefore the characteristics of have electromagnetic environment complex simultaneously.In order to preferably develop and monitor aircraft, generally in it
Portion will lay many sensors and carry out parameter measurement, now generally using wire connection by the way of come complete sensor power supply and
Data acquisition, with aircraft develop fine level lifting, it is necessary to monitoring parameter type and quantity it is in exponential increase, at present
This wired connection mode then shows many inadaptable, and the problem for existing mainly includes:
1. number of sensors is more and is distributed to different parts in aircraft, it is necessary to substantial amounts of cable and connector complete sensing
The power supply and data acquisition of device collect, and can cause the increase of spacecraft mass, volume, power consumption, heat consumption, influence whole aircraft
Whole efficiency;
2. to load compact, placement-and-routing complicated for aircraft interior narrow space, equipment, and cable and connector are laying and always
Easily occur extrude, hang up, overlapping during dress, the failure such as loose contact, he is developed to the later stage and many difficulty of test increase;
3. sensor must take into consideration interface circuit design problem using wired connection mode, such as impedance matching, circuit protection,
The key elements such as timing Design.Because aircraft inner sensor species is a lot, therefore corresponding interface circuit species is more and complicated, slightly
Go wrong accidentally;
4. the parameter measurement scheme based on wired connection mode is once it is determined that adjustment difficulty, it is meaning to increase or change measuring point
The a series of activities such as cable system to be changed, data frame format and associated devices interface circuit, have influence on progress, experiment, into
This etc., cost is very big.
The content of the invention
A kind of above-mentioned deficiency it is an object of the invention to overcome prior art, there is provided new connection of aircraft inner sensor
System, has reduced the number of substantial amounts of cable and connector, reduces corresponding weight and volume, solves aircraft interior space anxiety
Contradiction, improves the flexibility of sensor laying, the tailorability of system and shortening lead time.
Above-mentioned purpose of the invention is achieved by following technical solution:
A kind of new connection system of aircraft inner sensor, including wireless intelligent network sensing module and network coordination mould
Block;Wherein wireless intelligent network sensing module includes that the transmission of power module, data capture unit, data processing unit and data is single
Unit;Network coordination module includes data reception module, processing and control module, interface module and power supply module;
Power module:For data capture unit, data processing unit and data transfer unit provide power supply;
Data capture unit:The power thermal environment parameter of aircraft interior is measured, and power thermal environment parameter is converted into telecommunications
Number, and electric signal is done amplify, filter, A/D treatment generation data signal, data signal is sent to data processing unit;When
It is automatic to revive and in full speed running state when receiving the wake-up control instruction that data processing unit is transmitted;At reception data
During the dormancy control instruction that reason unit is transmitted, into park mode;
Data processing unit:The data signal that data capture unit is transmitted is received, data signal is added into time marking, it is raw
Into the data signal with time marking, and the data signal with time marking is sent to data transfer unit;Receive number
The wake-up instruction transmitted according to delivery unit and dormancy instruction, and wake-up instruction is converted into waking up control instruction, by dormancy instruction
It is converted into dormancy control instruction, and control instruction will be waken up and dormancy control instruction is sent to data capture unit;
Data transfer unit:The data signal with time marking that data processing unit is transmitted is received, by wireless hair
Pattern is sent to send to data reception module;Wake-up instruction and dormancy instruction that data reception module is transmitted are received, and wake-up is referred to
Order and dormancy instruction are sent to data processing unit;
Power supply module:For data reception module, processing and control module and interface module provide power supply;
Data reception module:The data signal with time marking that data transfer unit is transmitted is received, and by band sometimes
Between identify data signal reach processing and control module;Wake-up instruction and dormancy instruction that reception processing control module is transmitted, and
Instruction will be waken up and dormancy instruction is sent to data transfer unit by wireless transmission modes;
Processing and control module:The data signal with time marking that data reception module is transmitted is received, to the time
The data signal of mark carries out packing treatment, produces packing data, and packing data is transmitted to interface module;Send and wake up instruction
With dormancy instruction to data reception module;
Interface module:After the packing data that reception processing control module is transmitted, packing data is sent to external equipment.
In a kind of above-mentioned new connection system of aircraft inner sensor, described data capture unit includes sensitive unit
Part, Signal-regulated kinase and A/D modular converters;Sensing element measures the power thermal environment parameter of aircraft interior, and by the hot ring of power
Border Parameter Switch is electric signal, and electric signal is sent into Signal-regulated kinase;Signal-regulated kinase does to electric signal and amplifies, filters
Ripple treatment, the electric signal after generation conditioning;Electric signal after conditioning is carried out A/D conversion generation data signals by A/D modular converters,
And by digital data transmission to data processing unit.
In a kind of above-mentioned new connection system of aircraft inner sensor, the power thermal environment parameter bag of the aircraft interior
Include temperature parameter, pressure parameter, hot-fluid parameter, noise parameter and vibration parameters.
In a kind of above-mentioned new connection system of aircraft inner sensor, the data transfer unit is sent out including wireless data
Receiver module is penetrated, wireless data transmission receiver module receives the data signal with time marking that data processing unit is transmitted,
And the data signal with time marking is sent to data reception module by way of wireless transmission.
In a kind of above-mentioned new connection system of aircraft inner sensor, the interface module includes network adapter, net
After the packing data that network adapter reception processing control module is transmitted, packing data is sent to external equipment.
In a kind of above-mentioned new connection system of aircraft inner sensor, the processing and control module is to time marking
Data signal carry out packing treatment, the packing cycle is less than 25ms.
The present invention has the following advantages that compared with prior art:
(1) present invention realizes the data transfer of sensor using short-distance wireless communication technology, while Sensor Design is certainly
Band button cell, thoroughly cut off between sensor and measuring system miscellaneous equipment wire connection, reduced the number of substantial amounts of cable and
Connector, reduces corresponding weight and volume, improves the whole efficiency of aircraft;
(2) the anury connected mode of sensor it also avoid laying for cable in the present invention, solve aircraft interior space
Nervous contradiction, reduces because of wire squeezes, blows extension, caused fault rate the problems such as connector is contacted;
(3) dynamic group by designing highly reliable radio sensing network protocol realization aircraft inner sensor of the invention
Net, dynamic configuration, improve the flexibility of sensor laying, the tailorability of system and shortening lead time.
Brief description of the drawings
Fig. 1 is aircraft inner sensor wireless connection system schematic diagram of the present invention.
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings:
It is as shown in Figure 1 aircraft inner sensor wireless connection system schematic diagram, as seen from the figure, sensing in a kind of aircraft
The new connection system of device, including wireless intelligent network sensing module and network coordination module;Wherein wireless intelligent network senses mould
Block includes power module, data capture unit, data processing unit and data transfer unit;Network coordination module connects including data
Receive module, processing and control module, interface module and power supply module;
Power module:For data capture unit, data processing unit and data transfer unit provide power supply;
Data capture unit:Measure the power thermal environment parameter of aircraft interior, the power thermal environment parameter bag of aircraft interior
Include temperature parameter, pressure parameter, hot-fluid parameter, noise parameter and vibration parameters;And power thermal environment parameter is converted into electric signal,
And electric signal is done amplify, filter, A/D treatment generation data signal, data signal is sent to data processing unit;Data are obtained
Taking unit includes sensing element, Signal-regulated kinase and A/D modular converters;Sensing element measures the power thermal environment of aircraft interior
Parameter, and power thermal environment parameter is converted into electric signal, and electric signal is sent to Signal-regulated kinase;Signal-regulated kinase pair
Electric signal do amplify, filtering process, generation conditioning after electric signal;Electric signal after conditioning is carried out A/D and turned by A/D modular converters
Change generation data signal, and by digital data transmission to data processing unit.
It is automatic to revive and in full speed running state when the wake-up control instruction that data processing unit is transmitted is received;When
When receiving the dormancy control instruction that data processing unit is transmitted, into park mode;
Data processing unit:The data signal that data capture unit is transmitted is received, data signal is added into time marking, it is raw
Into the data signal with time marking, and the data signal with time marking is sent to data transfer unit;Receive number
The wake-up instruction transmitted according to delivery unit and dormancy instruction, and wake-up instruction is converted into waking up control instruction, by dormancy instruction
It is converted into dormancy control instruction, and control instruction will be waken up and dormancy control instruction is sent to data capture unit;
Data transfer unit:The data signal with time marking that data processing unit is transmitted is received, by wireless hair
Pattern is sent to send to data reception module, data transfer unit includes wireless data transmission receiver module, and wireless data transmission connects
Receive module and receive the data signal with time marking that data processing unit is transmitted, and the data signal of time marking will be carried
Sent to data reception module by way of wireless transmission;The wake-up instruction and dormancy that reception data reception module is transmitted refer to
Order, and wake-up instruction is sent to data processing unit with dormancy instruction;
Power supply module:For data reception module, processing and control module and interface module provide power supply;
Data reception module:The data signal with time marking that data transfer unit is transmitted is received, and by band sometimes
Between identify data signal reach processing and control module;Wake-up instruction and dormancy instruction that reception processing control module is transmitted, and
Instruction will be waken up and dormancy instruction is sent to data transfer unit by wireless transmission modes;
Processing and control module:The data signal with time marking that data reception module is transmitted is received, to the time
The data signal of mark carries out packing treatment, produces packing data, and processing and control module is to the data signal with time marking
Packing treatment is carried out, the packing cycle is less than 25ms;And transmit to interface module packing data;Send to wake up to instruct and refer to dormancy
Make to data reception module;
Interface module:After the packing data that reception processing control module is transmitted, packing data is sent to external equipment.Connect
Mouth mold block includes network adapter, after the packing data that network adapter reception processing control module is transmitted, packing data is sent out
Deliver to external equipment.
As above, the core for supporting System Operation is highly reliable radio sensing network agreement, the network association of this patent design
View point physical layer, MAC layer, routing layer, transport layer and application layer.Physical layer is used assists with Zigbee identicals IEEE802.15.4
The physical layer configurations of view;It is high speed and low-speed sensor that MAC layer uses the time-division access methods of FDMA channel access combinations TDMA
Path is provided, brand-new design protocol stack meets low-power consumption requirement and the time synchronized of system architecture;Routing layer using static routing,
Address configuration and automatic address conversion regime, it is data-centered, realize the dynamic scalable of network;Transport layer uses Qos machines
System, network delay and obstructing problem are solved based on flow control, congestion control policy, preferential to ensure the effective of high-priority data
Transmission;Application layer then completes sensor data acquisition coding, query processing and network management, first local during data acquisition
Data pre-storage is done in flash, in case loss of data.
The content not being described in detail in description of the invention belongs to the known technology of those skilled in the art.
Claims (6)
1. a kind of new connection system of aircraft inner sensor, it is characterised in that:Including wireless intelligent network sensing module and net
Network Coordination module;Wherein wireless intelligent network sensing module includes power module, data capture unit, data processing unit sum
According to delivery unit;Network coordination module includes data reception module, processing and control module, interface module and power supply module;
Power module:For data capture unit, data processing unit and data transfer unit provide power supply;
Data capture unit:The power thermal environment parameter of aircraft interior is measured, and power thermal environment parameter is converted into electric signal, and
Electric signal is done amplify, filter, A/D treatment generation data signal, data signal is sent to data processing unit;When reception number
During the wake-up control instruction transmitted according to processing unit, automatic revival and in full speed running state;When reception data processing unit
During the dormancy control instruction for transmitting, into park mode;
Data processing unit:The data signal that data capture unit is transmitted is received, data signal is added into time marking, generate band
There is the data signal of time marking, and the data signal with time marking is sent to data transfer unit;Data are received to pass
Wake-up instruction and dormancy instruction that unit is transmitted are sent, and instruction will be waken up and be converted into waking up control instruction, dormancy instruction is changed
Into dormancy control instruction, and control instruction and dormancy control instruction will be waken up send to data capture unit;
Data transfer unit:The data signal with time marking that data processing unit is transmitted is received, by transmitting wirelessly mould
Formula is sent to data reception module;Receive the wake-up instruction transmitted of data reception module and dormancy instruction, and will wake up instruction and
Dormancy instruction is sent to data processing unit;
Power supply module:For data reception module, processing and control module and interface module provide power supply;
Data reception module:The data signal with time marking that data transfer unit is transmitted is received, and will be marked with the time
The data signal of knowledge reaches processing and control module;Wake-up instruction and dormancy instruction that reception processing control module is transmitted, and will call out
Instruction and the dormancy instruction of waking up are sent to data transfer unit by wireless transmission modes;
Processing and control module:The data signal with time marking that data reception module is transmitted is received, to time marking
Data signal carry out packing treatment, produce packing data, packing data is transmitted to interface module;Send and wake up instruction and stop
Sleep and instruct to data reception module;
Interface module:After the packing data that reception processing control module is transmitted, packing data is sent to external equipment.
2. a kind of new connection system of aircraft inner sensor according to claim 1, it is characterised in that:Described data
Acquiring unit includes sensing element, Signal-regulated kinase and A/D modular converters;Sensing element measures the hot ring of power of aircraft interior
Border parameter, and power thermal environment parameter is converted into electric signal, and electric signal is sent to Signal-regulated kinase;Signal-regulated kinase
Electric signal is done amplify, filtering process, generation conditioning after electric signal;Electric signal after conditioning is carried out A/D by A/D modular converters
Conversion generation data signal, and by digital data transmission to data processing unit.
3. a kind of new connection system of aircraft inner sensor according to claim 2, it is characterised in that:The aircraft
Internal power thermal environment parameter includes temperature parameter, pressure parameter, hot-fluid parameter, noise parameter and vibration parameters.
4. a kind of new connection system of aircraft inner sensor according to claim 1, it is characterised in that:The data are passed
Sending unit includes wireless data transmission receiver module, and what wireless data transmission receiver module reception data processing unit was transmitted carries
The data signal of time marking, and the data signal with time marking is sent to data receiver by way of wireless transmission
Module.
5. a kind of new connection system of aircraft inner sensor according to claim 1, it is characterised in that:The interface mould
Block include network adapter, after the packing data that network adapter reception processing control module is transmitted, by packing data send to
External equipment.
6. a kind of new connection system of aircraft inner sensor according to claim 1, it is characterised in that:The treatment control
Molding block carries out packing treatment to the data signal with time marking, and the packing cycle is less than 25ms.
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CN201611033269.5A CN106781350A (en) | 2016-11-14 | 2016-11-14 | A kind of new connection system of aircraft inner sensor |
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CN201611033269.5A CN106781350A (en) | 2016-11-14 | 2016-11-14 | A kind of new connection system of aircraft inner sensor |
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Cited By (1)
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CN111132059A (en) * | 2019-11-25 | 2020-05-08 | 北京宇航系统工程研究所 | Wireless sensor network system suitable for acquiring flight parameters |
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Application publication date: 20170531 |