CN205581243U - Aircraft wheel antiskid braking system detects simulator - Google Patents
Aircraft wheel antiskid braking system detects simulator Download PDFInfo
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- CN205581243U CN205581243U CN201620411111.6U CN201620411111U CN205581243U CN 205581243 U CN205581243 U CN 205581243U CN 201620411111 U CN201620411111 U CN 201620411111U CN 205581243 U CN205581243 U CN 205581243U
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Abstract
The utility model discloses an aircraft wheel antiskid braking system detects simulator, include: the simulation detects the host computer, is connected to detection interface, the analog interface that the simulation detected seven integrated circuit boards of host computer and was used for external wheel antiskid brake control box respectively, seven integrated circuit boards do respectively: analog voltage acquisition board card, wheel rotational speed signal acquisition board card, signal conditioning board card, relay switch integrated circuit board, primary sinusoid simulation integrated circuit board, the sinusoidal wave simulation integrated circuit board of second and analog voltage output integrated circuit board, analog voltage acquisition board card, wheel rotational speed signal acquisition board card, signal conditioning board card and relay switch integrated circuit board are connected to the measuring interface, and the sinusoidal wave simulation integrated circuit board of primary sinusoid simulation integrated circuit board and second is connected to the relay switch integrated circuit board, and signal conditioning board card and analog voltage output integrated circuit board are connected to the analog interface. The utility model discloses detections, normal position detect, the function is simulated in the automation to combine virtual instrument to realize offing normal the antiskid brake, provide the data collection and the wave form of each signal.
Description
Technical field
This utility model relates to a kind of airplane wheel anti-skid brake system (ABS) detection device, is especially adapted for use in
Under external field environment, for by wheel antiskid brake controller, electrohydraulic servo valve, wheel spin-up transducer,
The wheel anti-skid brake system (ABS) of the parts compositions such as brake pressure sensor carries out the device detecting, simulating.
Background technology
Airplane wheel anti-skid brake system (ABS) is the important component part of aircraft, is related to whether aircraft can be normal
Ground takeoff and landing, therefore the detection to airplane wheel anti-skid brake system (ABS) has suitable necessity.
In the past, the detection equipment operating procedure about airplane wheel anti-skid brake system (ABS) was complicated, detect function
Single, not there is fault simulating function and detection process is the longest.
Utility model content
For the deficiency in structure in prior art, this utility model provides a kind of airplane wheel antiskid brake
System detection simulator, provides more data to carry out analysing in depth and troubleshooting for professional and technical personnel.
The technical scheme that this utility model solves above-mentioned technical problem is as follows: a kind of airplane wheel antiskid brake
System detection simulator, including: analog detection main frame, is respectively connecting to the seven of described analog detection main frame
Open board and for the detection interface of external wheel antiskid braking control box, analog interface；Wherein, even
Seven boards being connected to described analog detection main frame are respectively as follows: analog voltage analog input card, wheel rotating speed letter
Number analog input card, signal condition board, relay switch board, primary sinusoid simulation board, second
Sinusoidal wave simulation board and analog voltage output board card；Described analog voltage analog input card, described wheel
Tach signal analog input card, described signal condition board and described relay switch board are connected to described
Detection interface, described primary sinusoid simulation board and the described second sinusoidal wave simulation board are connected to institute
State relay switch board, described signal condition board and described analog voltage output board card and be connected to described
Analog interface.
On the basis of technique scheme, this utility model can also do following improvement.
Further, described relay switch board is provided with relay switch signal imitation module, for mould
Intend the every attended operation during airplane antiskid braking.
Further, described relay switch board simulation experiment switching signal, quiet switching signal of stopping, fall
Ground switching signal, landing gear position switching signal, antiskid brake switching signal and halt switch signal.
Further, described primary sinusoid simulation board and the described second sinusoidal wave simulation board are provided with
There is module, for the signal of simulated aircraft wheel speed probe in the simulation of wheel system signal.
Further, described wheel tach signal analog input card is provided with at signal detection module, detection signal
Reason module and detection analog signal conditioner module, be used for gathering airplane wheel signals of rotational speed sensor, preventing
The wheel tach signal of slip control box output, the reference speed signal and every of anti-sliding control box output
DC voltage signal；Wherein, described signal detection module is positioned at described detection signal processing module and described
Between detection analog signal conditioner module.
Further, described detection signal processing module is provided with wheel signal detection module.
Further, also set in described relay switch board and described wheel tach signal analog input card
There is discrete magnitude I/O module, to provide the interface between this board and other boards outside or equipment.
Further, described analog detection main frame includes wheel antiskid system monitoring modular and the anti-skidding system of wheel
System signal imitation control module；Described wheel antiskid system monitoring modular is used for showing that current system is monitored
Each item data of the aircraft anti-skid braking arrived and the state of various signal, described wheel antiskid system signal mode
Intend control module signal in simulated aircraft brake antiskid system.
Further, also include power module, to provide electric power.
Further, seven boards are connected to described analog detection main frame by PCI-104BUS.
The beneficial effects of the utility model are: combined with virtual technical device, it is achieved that antiskid brake is offed normal certainly
Dynamic detection, antiskid brake detection, antiskid brake signal automatic imitation function the most automatically, be provided with simultaneously
The actual acquired data of each signal and waveform, provide more data to analyse in depth and row for professional and technical personnel
Therefore.
It is anti-skidding that airplane wheel anti-skid brake system (ABS) detecting system of the present utility model is aiming at airplane wheel
The detection of brake system, is detected intuitively by friendly man machine interface and demonstrates that a whole set of airplane wheel is prevented
The running status of sliding brake system and stability thereof.This utility model is based primarily upon field programmable gate array
FPGA carries out modularized design, have real-time, precision is high, good stability, contain signal detection
With advantages such as signal imitations.Control box by the wiring of high-quality aviation company and Aircraft Anti-skid Break Control to connect
Mouth is connected, and is acquired signal through detecting system hardware and processes, then by local bus by data
Uploading to upper computer detection control system, tester can be clearly detected anti-slip control by host computer
The parameters of box processed and signal and every important parameter of Aircraft Anti-skid Break Control.
Accompanying drawing explanation
Fig. 1 is the structural representation of airplane wheel anti-skid brake system (ABS) of the present utility model detection simulator；
In FIG, the list of designations represented by each label is as follows:
1 analog detection main frame
2 wheel antiskid braking control boxes
10 analog voltage analog input cards
20 wheel tach signal analog input cards
30 signal condition boards
40 relay switch boards
50 primary sinusoid simulation boards
60 second sinusoidal wave simulation boards
70 analog voltage output board cards
101 detection interfaces
102 analog interfaces
Detailed description of the invention
Being described principle of the present utility model and feature below in conjunction with accompanying drawing, example is served only for solving
Release this utility model, be not intended to limit scope of the present utility model.
Refer to shown in Fig. 1, it is that airplane wheel anti-skid brake system (ABS) of the present utility model detects simulator
Structural representation, described detection simulator includes: analog detection main frame 1, be respectively connecting to described mould
Intend seven boards of detection main frame 1 and be used for the detection interface of external wheel antiskid braking control box 2
101, analog interface 102；Wherein,
Be connected to seven boards of described analog detection main frame 1 be respectively as follows: analog voltage analog input card 10,
Wheel tach signal analog input card 20, signal condition board 30, relay switch board 40, first are just
The sinusoidal wave simulation board 60 of string wave simulation board 50, second and analog voltage output board card 70；
Described analog voltage analog input card 10, described wheel tach signal analog input card 20, described signal
Conditioning board 30 and described relay switch board 40 are connected to described detection interface 101, and described the
One sinusoidal wave simulation board 50 and the described second sinusoidal wave simulation board 60 are connected to described relay and open
Closing board 40, described signal condition board 30 and described analog voltage output board card 70 are connected to described mould
Intend interface 102.
Preferably, seven boards are connected to described analog detection main frame 1 by PCI-104BUS.
Airplane wheel anti-skid brake system (ABS) of the present utility model detection simulator has three kinds of duties: off normal
Detection state, in situ detection state and analog detection state
1) off normal detection state: described wheel antiskid braking control box 2 is taken off so that it is leave aircraft,
Outside the venue or laboratory detects
Described detection interface 101 is connected to the detection interface of described wheel antiskid braking control box 2, described
Analog interface 102 is connected to the working interface of described wheel antiskid braking control box 2；Described analog voltage
Analog input card 10 is used for gathering sensor, servo valve, wheel rotating speed, the voltage of reference rotation speed；Described
Wheel tach signal analog input card 20 is used for detecting the frequency of ac input signal；Described signal regulating panel
Card 30 provides DC 28V electricity by described analog interface 102 to described wheel antiskid braking control box 2
Pressure, and access the resistance of sensor；Described relay switch board 40 is used for controlling AC signal
Input, sensor connecting resistance and landing switches on-off；Described primary sinusoid simulation board 50 He
Described second sinusoidal wave simulation board 60 is used for producing AC signal, inputs to described relay switch plate
Card 40.
2) in situ detection state: it aboard, is detected by described wheel antiskid braking control box 2 online
Described wheel antiskid braking control box 2 is powered by airborne power supply, and described detection interface 101 is connected to
The detection interface of described wheel antiskid braking control box 2；Described analog voltage analog input card 10 is used for adopting
Collection sensor, servo valve, wheel rotating speed, the voltage of reference rotation speed；Described wheel tach signal collection plate
Card 20 is used for detecting the frequency of ac input signal；Described signal condition board 30 be used for accessing sensor,
Servo valve resistance and servo valve ground connection；Described relay switch board 40 is used for controlling AC signal
Input, sensor accesses resistance, servo valve ground connection and lands switch, quiet stopping and switch on-off；Described
Primary sinusoid simulation board 50 and the described second sinusoidal wave simulation board 60 are used for producing AC signal,
Input to described relay switch board 40.
3) analog detection state: can connect or be not connected to described wheel antiskid braking control box 2, mainly by
Detection simulator of the present utility model self simulates signal and detects, and can be widely applied to religion
Learn, train and experiment etc..
With air plug line, described detection interface 101 and described analog interface 102 are coupled together, described first
Sinusoidal wave simulation board 50 and the described second sinusoidal wave simulation board 60 export sinusoidal signal analog machine round
Speed and sensor voltage, and export to described relay switch board 40；Described analog voltage output board card
70 analog servomechanism threshold voltages and 10V voltage, these signals all export to described analog interface 102, then
Input to described detection interface 101 detects, and is analyzed by described analog detection main frame 1, is compared,
If normal, testing result shows " normally ", otherwise display " fault ".
In airplane wheel anti-skid brake system (ABS) of the present utility model detection simulator
Described relay switch board 40 is provided with relay switch signal imitation module, flies for simulation
Every attended operation during machine antiskid brake, has effect in whole anti-sliding control box detects.?
In airplane wheel anti-skid brake system (ABS), having all kinds of switching signal, its effect is different, is simulated by this
Module testing personnel can obtain each switching signal wanted.
Tester sends instructions to FPGA (Field-by the software in described analog detection main frame 1
Programmable Gate Array, i.e. field programmable gate array), FPGA send corresponding control
Signal produces an open/close effect to driver drives relay, for connecting the test of anti-sliding control box
Switch pin.FPGA drives for relay and provides control signal, and relay drives and controls the dynamic of relay
Making, the outfan of relay connects two ends of anti-sliding control box experiment switch respectively by aviation company's wiring
Mouth A and B.When FPGA sends closure signal, the actuating of relay, A with B connects, and is similar to
The process that switch on aircraft control station is pressed；When FPGA sends cut-off signal, A and B disconnects,
It is similar to the process that on aircraft control station, test switch is released.Described relay switch board 40 is main
For simulation experiment switching signal, quiet switching signal of stopping, land switching signal, landing gear position switch letter
Number, antiskid brake switching signal, halt switch signal etc. for control anti-sliding control box work switch letter
Number.
Described primary sinusoid simulation board 50 and the described second sinusoidal wave simulation board 60 are provided with wheel
There is module, for the signal of simulated aircraft wheel speed probe, to anti-slip control in system signal simulation
The protection among wheels function of box processed, every merit needing wheel tach signal such as quiet stop function and antiskid function etc.
Dummy activity is played when can detect.
Airplane wheel tach signal is by sensor acquisition to, speed probe output approximate sine wave letter
Number, peak-to-peak value: Vpp > 0.4V, frequency: 50～1770Hz.System simulation airplane wheel tach signal,
Utilizing FPGA control sinusoidal signal generation chip able to programme to produce frequency is that 50～1770Hz peak-to-peak values are big
In the sine wave signal of 0.4V, the airplane wheel tach signal that simulation speed probe collects, pass through
Aviation company's bound transmission is to anti-sliding control box.Tester is controlled by described analog detection main frame 1
FPGA produces corresponding control signal control airplane wheel tach signal analog module hardware generation wheel and turns
Speed signal.Being simulated by this, tester can complete airplane antiskid braking control on experiment porch
The ground protection of box processed, protection among wheels, the quiet defencive function such as protection, shutdown brake protection detection of stopping.By
A very important item data in the middle of the detection of anti-sliding control box when this item data, therefore we use high-precision
The sinusoidal signal generation chip able to programme of degree produces the sine wave signal of different frequency, passes for analog rate
Sensor signal.
Described wheel tach signal analog input card 20 is that detection one piece of anti-sliding control kit function is extremely important
Board, for gather airplane wheel signals of rotational speed sensor, anti-sliding control box output wheel rotating speed letter
Number, the reference speed signal of anti-sliding control box output and every DC voltage signal, these signals each
Item parameter is all the expression directly perceived to anti-sliding control kit function, therefore has the heaviest in whole detecting system
The status wanted.Described wheel tach signal analog input card 20 is provided with signal detection module, detection signal
Processing module and detection analog signal conditioner module etc..
Wherein, described signal detection module is positioned at described detection signal processing module and described detection simulation letter
Between number conditioning module.Owing to airplane wheel brake system and antiskid system have a lot of signal, each signal
Parameter and type are all not quite similar, it is therefore desirable to the early stage that signal carries out necessity processes, and thus devises
Antiskid system and the signal detection module of part brake system.This part of module is mainly used for gathering anti-skidding
Power supply signal in system, switching signal, wheel rotating speed number, protecting field, brake control signal etc., and
And signal is carried out early stage process (amplify, decay, shaping etc.) to affect signal integrity as small as possible
The mode of property is transferred to FPGA, thus reaches airplane wheel brake system and the essence of antiskid system signal
Really detection, to ensure the stability of system and accurate reliability.
Being provided with wheel signal detection module in described detection signal processing module, airplane wheel signal is by turning
Speed sensor acquisition output approximate sine wave signals, peak-to-peak value: Vpp > 0.4V, frequency: 100～
2000Hz.Owing to this signal amplitude is relatively low and be sine wave signal, it is analogue signal, therefore inputs at signal
Time carried out shaping filter process, through comparator nurse one's health after signal be square-wave signal.Pass through
FPGA process, tester can see current aircraft wheel in analog detection main frame man machine interface
Speed conditions.The detection of wheel sensor signal is not against anti-sliding control box, it is therefore desirable to from aircraft
The output of wheel sensor gathers signal, flies primarily to facilitate tester to observe at any time
The actual revolution of machine wheel, the detection to anti-sliding control box has certain assosting effect.Anti-sliding control box
The most also wheel tach signal V can be exportedωK, but this signal is the letter of a rotating speed and voltage relationship
Number, being sampled by A/D chip is transferred to FPGA and does corresponding calculation process, obtains the most anti-skidding
Control the airplane wheel rotating speed that box records.During brake, anti-sliding control box also can export one group by antiskid brake system
Anticipated speed V arrived of system computingωR, this is for the data compared inside one group of anti-sliding control box, uses
In judging that aircraft, when the degree of front brake, is transferred to FPGA by AD collection and does calculation process, intuitively
Ground display is in analog detection main frame man machine interface, and tester can observe aircraft anti-sliding control box at any time
Control to antiskid brake.
Additionally, in described relay switch board 40 and described wheel tach signal analog input card 20 also
It is provided with discrete magnitude I/O module, to provide the interface between this board and other boards outside or equipment.
In airplane wheel anti-skid brake system (ABS) of the present utility model detection simulator, described analog detection master
Machine 1 can read the data in detecting system hardware, can control hardware simulation when simulating antiskid system signal
Module produces corresponding signal, therefore uses PCI communication mode, can monitor antiskid system in real time the most also
Testing oneself and simulated aircraft operation detection antiskid system of system can be facilitated with the generation of control signal.
The man machine interface of described analog detection main frame 1 is broadly divided into two macroplates: wheel antiskid system is monitored
Module and wheel antiskid system signal imitation control module, friendly man machine interface can make tester quickly
It is familiar with function and the parameters of system.
Described wheel antiskid system monitoring modular is for showing the anti-skidding system of aircraft that current system is monitored
Each item data of system and the state of various signal, such as: wheel lands switch when opening, in man machine interface
Switching signal of landing accordingly is designated as green；When the switch that lands cuts out, man machine interface is landed accordingly
Switching signal is designated as Lycoperdon polymorphum Vitt.Servo valve signal and wheel tach signal need to demonstrate corresponding data,
Therefore, this system is designed with numerical value display module, for showing size and the aircraft of servo valve voltage signal
The rotating speed of tire, tester can intuitively arrive these physical quantitys, it is simple to monitors and analyze anti-skidding system
The data of system.
Described wheel antiskid system signal imitation control module is in simulated aircraft brake antiskid system
Some signals, such as: wheel tach signal, servo valve control signal and all kinds of switching signals etc..Test
Personnel can control output and the parameters of these analogue signals by upper computer software, such as: pass through
Inputting or select corresponding frequency and magnitude of voltage, tester can control the letter of simulated aircraft wheel rotating speed
Number and servo valve control signal.By the output analogue signal of detection box and input port being connected, this is
System can complete to test oneself.
Preferably, in airplane wheel anti-skid brake system (ABS) of the present utility model detection simulator, also include
Power module, such as: provide 28V D/C power for described wheel antiskid braking control box 2, for ensureing
Perfect function and operation stability, need+15V DC ,-15V DC ,+5V DC ,-5V DC
Deng voltage.Wherein, ± 15V D/C power is mainly used in analog signal output module arithmetic amplifier, letter
Number acquisition module operational amplifier provides running voltage；± 5V DC amplifies for signal condition partial arithmetic
Device power supply is powered, and provides corresponding for FPGA, in high precision DAC and ADC and communication module simultaneously
Running voltage.
This utility model is based primarily upon FPGA and carries out module design, real-time, precision is high, stability
Good.FPGA, development further on the basis of the programming devices such as PAL, GAL, CPLD
Product, is to occur, both as a kind of semi-custom circuit in special IC (ASIC) field
Solve the deficiency of custom circuit, overcome again the shortcoming that original programming device gate circuit number is limited.
FPGA have employed logical cell array LCA (Logic Cell Array), and inside includes can configure
Logic module CLB (Configurable Logic Block), input/output module IOB (Input Output
And three parts of interconnector (Interconnect) Block).FPGA and conventional logic circuit and gate array
Row (such as PAL, GAL and CPLD device) are compared, and have different structures.FPGA utilizes small-sized
Look-up table (16 × 1RAM) realizes combination logic, and each look-up table is connected to a d type flip flop
Input, trigger drives other logic circuits again or drives I/O, thus constituting and both can realize group
Logical function can realize again the basic logic unit module of sequential logic function, and these intermodules utilize gold
Belong to line interconnect or be connected to I/O module.The logic of FPGA is by internally static storage list
Unit loads what programming data realized, and storage value in a memory cell determines the logic of logical block
Connecting mode between function and each module or between module and I/O, and finally determine FPGA institute energy
The function realized, FPGA allows to program unlimitedly.
The rotating speed analogue signal that this utility model uses carries out module design, frequency resolution based on DDS
High, precision height.DDS (Direct Digital Synthesizer), i.e. Direct Digital Synthesizer.
Compared with traditional frequency synthesizer, DDS has low cost, low-power consumption, high-resolution and rapid translating
The advantages such as time, are widely used in telecommunications and electronic instrumentation, are the keys realizing equipment total digitalization
Technology.DDS chip mainly includes frequency control register, high-speed phase accumulator and sinusoidal calculations device
Three parts (such as Q2220).Frequency control register can load in serial or parallel fashion and deposit
The FREQUENCY CONTROL code of user's input；And phase accumulator enters within each clock cycle according to FREQUENCY CONTROL code
Line phase adds up, and obtains a phase value；Sinusoidal calculations device then calculates digitized sine wave to this phase value
Amplitude (chip typically obtains by tabling look-up).The usually digitized sine wave of DDS chip output,
The most also need just to obtain an available analog frequency through high-speed d/a transducer and low pass filter
Signal.Additionally, some DDS chip also has D/A in the modulation functions such as amplitude modulation, frequency modulation and phase modulation and sheet
Changer.Frequency resolution is high, output frequency is many, (N is that phase place is tired for Nth power frequency up to 2
Add device figure place)；Frequency error factor speed is fast, up to us magnitude；Phase Continuation during frequency error factor；Can be defeated
Go out wideband orthogonal signal；Output phase noise is low, and the phase noise of reference frequency source is had improvement result；
Random waveform can be produced；Total digitalization realize, be easy to integrated, volume is little, lightweight.
The wheel system signal simulation that this utility model uses occurs module based on DMA (Direct
Memory Access, direct memory access (DMA)) it is designed, quickly exchange data.This refers to one
Data transfer operation at a high speed, it is allowed to direct read/write data between external equipment and memorizer, the most obstructed
Cross CPU, it is not required that CPU intervenes.Whole data transfer operation is referred to as " dma controller " at one
Control under carry out.CPU except data transmission start and at the end of do and a little process in addition to, in transmission
During can also carry out other work.So, in the most of the time, CPU and input and output are all
It is in parallel work-flow.Therefore, the efficiency of whole computer system is made to be greatly improved.
Innovative point of the present utility model mainly has a following three points:
1, based on extendible industry control platform, signal detection and signal imitation are integrated
Detection includes off normal detection, in situ detection；
Simulation includes the analog functuions such as wheel rotating speed, sensor output, switching value, working power, letter
Number analog functuion need not antiskid braking control box, can be widely applied to teaching, trains and experiment etc..
2, based on modularized design, volume is little, lightweight, is suitable for inside and outside field and uses
This equipment comprises signal imitation module, data acquisition module, discrete magnitude module, switch module, electricity
Source modules etc., use IEEE.If having only to maintenance when system is faulty or changing corresponding mould
Block, maintenance cost is low.
3, systems soft ware is based on virtual instrument, and human-computer interaction is friendly, execution efficiency is high, meets quickly inspection
Survey maintenance requirement
Combined with virtual technical device in this utility model, it is achieved that antiskid brake is offed normal automatically detection, anti-skidding
Brake detection, antiskid brake signal automatic imitation function the most automatically, be provided with the reality of each signal simultaneously
Gather data and waveform, provide more data to analyse in depth and troubleshooting for professional and technical personnel.
It is anti-skidding that airplane wheel anti-skid brake system (ABS) detecting system of the present utility model is aiming at airplane wheel
The detection of brake system, is detected intuitively by friendly man machine interface and demonstrates that a whole set of airplane wheel is prevented
The running status of sliding brake system and stability thereof.This utility model is based primarily upon field programmable gate array
FPGA carries out modularized design, have real-time, precision is high, good stability, contain signal detection
With advantages such as signal imitations.Control box by the wiring of high-quality aviation company and Aircraft Anti-skid Break Control to connect
Mouth is connected, and is acquired signal through detecting system hardware and processes, then by local bus by data
Uploading to upper computer detection control system, tester can be clearly detected anti-slip control by host computer
The parameters of box processed and signal and every important parameter of Aircraft Anti-skid Break Control.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all
Within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. made, all
Within protection domain of the present utility model should be included in.
Claims (10)
1. an airplane wheel anti-skid brake system (ABS) detection simulator, it is characterised in that including: simulation
Detection main frame, it is respectively connecting to seven boards of described analog detection main frame and anti-skidding for external wheel
The detection interface of brake-control box, analog interface；Wherein,
Seven boards being connected to described analog detection main frame are respectively as follows: analog voltage analog input card, wheel
Tach signal analog input card, signal condition board, relay switch board, primary sinusoid simulation board,
Second sinusoidal wave simulation board and analog voltage output board card；
Described analog voltage analog input card, described wheel tach signal analog input card, described signal regulating panel
Card and described relay switch board are connected to described detection interface, described primary sinusoid simulation board
It is connected to described relay switch board, described signal regulating panel with the described second sinusoidal wave simulation board
Card and described analog voltage output board card are connected to described analog interface.
Airplane wheel anti-skid brake system (ABS) the most according to claim 1 detection simulator, its feature
It is, described relay switch board is provided with relay switch signal imitation module, for simulated aircraft
Every attended operation during antiskid brake.
Airplane wheel anti-skid brake system (ABS) the most according to claim 2 detection simulator, its feature
It is, described relay switch board simulation experiment switching signal, quiet switching signal of stopping, the switch letter that lands
Number, landing gear position switching signal, antiskid brake switching signal and halt switch signal.
Airplane wheel anti-skid brake system (ABS) the most according to claim 1 detection simulator, its feature
It is, described primary sinusoid simulation board and the described second sinusoidal wave simulation board are provided with wheel system
Signal imitation generation module, for the signal of simulated aircraft wheel speed probe.
Airplane wheel anti-skid brake system (ABS) the most according to claim 1 detection simulator, its feature
It is, described wheel tach signal analog input card is provided with signal detection module, detection signal processing module
And detection analog signal conditioner module, it is used for gathering airplane wheel signals of rotational speed sensor, anti-sliding control
The wheel tach signal of box output, the reference speed signal of anti-sliding control box output and every D/C voltage
Signal；
Wherein, described signal detection module is positioned at described detection signal processing module and described detection simulation letter
Between number conditioning module.
Airplane wheel anti-skid brake system (ABS) the most according to claim 5 detection simulator, its feature
It is, described detection signal processing module is provided with wheel signal detection module.
Airplane wheel anti-skid brake system (ABS) the most according to claim 1 detection simulator, its feature
It is, in described relay switch board and described wheel tach signal analog input card, is additionally provided with discrete magnitude
I/O module, to provide the interface between this board and other boards outside or equipment.
Airplane wheel anti-skid brake system (ABS) the most according to claim 1 detection simulator, its feature
Being, described analog detection main frame includes wheel antiskid system monitoring modular and wheel antiskid system signal mode
Intend control module；Described wheel antiskid system monitoring modular is for showing the aircraft that current system is monitored
Each item data of antiskid system and the state of various signal, described wheel antiskid system signal imitation controls mould
Block signal in simulated aircraft brake antiskid system.
Airplane wheel anti-skid brake system (ABS) the most according to claim 1 detection simulator, its feature
It is, also includes power module, to provide electric power.
Airplane wheel anti-skid brake system (ABS) the most according to claim 1 detection simulator, its feature
Being, seven boards are connected to described analog detection main frame by PCI-104BUS.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620411111.6U CN205581243U (en) | 2016-05-09 | 2016-05-09 | Aircraft wheel antiskid braking system detects simulator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620411111.6U CN205581243U (en) | 2016-05-09 | 2016-05-09 | Aircraft wheel antiskid braking system detects simulator |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807167A (en) * | 2016-05-09 | 2016-07-27 | 赵红军 | Airplane wheel anti-skid braking system detection simulator |
| CN107215480A (en) * | 2017-05-23 | 2017-09-29 | 中国民航大学 | A kind of Aircraft landing gear system brake dynamic simulation test bed frame |
| CN114419951A (en) * | 2022-02-24 | 2022-04-29 | 中航贵州飞机有限责任公司 | DDS-based airplane wheel speed simulation system |
-
2016
- 2016-05-09 CN CN201620411111.6U patent/CN205581243U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105807167A (en) * | 2016-05-09 | 2016-07-27 | 赵红军 | Airplane wheel anti-skid braking system detection simulator |
| CN105807167B (en) * | 2016-05-09 | 2019-12-06 | 烟台军融万通光电科技有限公司 | airplane wheel anti-skid braking system detection simulator |
| CN107215480A (en) * | 2017-05-23 | 2017-09-29 | 中国民航大学 | A kind of Aircraft landing gear system brake dynamic simulation test bed frame |
| CN107215480B (en) * | 2017-05-23 | 2019-04-19 | 中国民航大学 | A kind of Aircraft landing gear system brake dynamic simulation test bed frame |
| CN114419951A (en) * | 2022-02-24 | 2022-04-29 | 中航贵州飞机有限责任公司 | DDS-based airplane wheel speed simulation system |
| CN114419951B (en) * | 2022-02-24 | 2024-05-03 | 中航贵州飞机有限责任公司 | DDS-based airplane wheel speed simulation system |
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