CN206095640U - Aeroengine ground data collection system - Google Patents
Aeroengine ground data collection system Download PDFInfo
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- CN206095640U CN206095640U CN201621171350.5U CN201621171350U CN206095640U CN 206095640 U CN206095640 U CN 206095640U CN 201621171350 U CN201621171350 U CN 201621171350U CN 206095640 U CN206095640 U CN 206095640U
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- chip microcomputer
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- ground data
- tcu
- sensor
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Abstract
The utility model relates to an aviation test field discloses an aeroengine ground data collection system. This aeroengine ground data collection system includes: turbocharged controller TCU, a plurality of sensor, singlechip, TCU and a plurality of sensor are installed on the engine to be connected with the singlechip, the send parameters of the engine that TCU and a plurality of sensor will be gathered gives the singlechip, data processing terminal is given with send parameters to the singlechip. The utility model discloses embodiment has installed TCU and a plurality of sensor for prior art simultaneously for the inside parameter of engine can be gathered by TCU, and the external parameter can be by the sensor collection that corresponds. This kind of categorised acquisition parameter's mode had both strengthened engine parameter acquisition's stability and security, simultaneously, but because the sample rate according to actual need of TCU and each sensor adjusts, also be favorable to improving the precision of the parameter of gathering.
Description
Technical field
This utility model is related to field of aviation measurement and test, more particularly to a kind of aero-engine ground data acquisition system.
Background technology
Unmanned plane is becoming the indispensable equipment of future war as emerging weapon：Its fighting efficiency is driven beyond someone
Aircraft several times are sailed, is showed when the tasks such as scouting, long-range strike, non-traditional operation are performed and is particularly splendid.Due to its important war
Slightly and tactical value, the unmanned air vehicle technique of the positive accelerated development oneself of current China, released one after another the advanced scouting such as pterosaur
Tactical Unmanned Air Vehicle.
The state of flight good in order to ensure unmanned plane, need to carry out comprehensive, careful test job, particularly to its equipment
Comprehensive test to electromotor.The statistical data of international professional organization shows：Caused by aero-engine in aviation machine failure
Failure account for 50%.The aviation machine failure relevant with electromotor easily causes serious aviation accident once occurring.Therefore, exist
In setup test work before unmanned plane heaven, palpus emphasis carries out the ground test test of more than 50h to electromotor, by mill
Frame for movement is closed, potential threat is found, so as to improve the reliability of electromotor.
Traditional Engine Block Test platform meets the survey of early stage aircraft heaven front engine using simulator realization
Trial work is required.But the precision of simulator presence collection is low, stability is not good and the low defect of safety, it is impossible to meet existing
For the test request of unmanned vehicle engine.
Utility model content
The purpose of this utility model embodiment is to provide a kind of aero-engine ground data acquisition system, improves nothing
The acquisition precision of man-machine engine parameter, strengthens stability and the safety of parameter acquisition.
To solve above-mentioned technical problem, embodiment of the present utility model is adopted there is provided a kind of aero-engine ground data
Collecting system, including：Turbocharging controller (Turbocharger Control Unit, TCU), several sensors and monolithic
Machine；TCU and several sensors are installed on electromotor, and are connected with single-chip microcomputer；TCU and several sensors will be collected
The parameter of electromotor is sent to single-chip microcomputer；Parameter is sent to data processing terminal by single-chip microcomputer.
This utility model embodiment is in terms of existing technologies, same in aero-engine ground data acquisition system
When be mounted with TCU and several sensors so that the inner parameter of electromotor can be gathered by TCU, and external parameter can be by corresponding
Sensor acquisition.The mode of this classification acquisition parameter, had both enhanced stability and the safety of engine parameter collection；Together
When, because the sample rate of TCU and each sensor can be adjusted according to actual needs, it is also beneficial to improve the essence of the parameter for gathering
Degree.
Further, aero-engine ground data acquisition system also includes several sensor drive driving circuits；Sensor
Drive circuit is corresponded with sensor, and sensor is connected by corresponding sensor drive driving circuit with single-chip microcomputer.
Further, aero-engine ground data acquisition system also includes I/O protection circuits；Several sensors drive
Circuit is connected by I/O protection circuits with single-chip microcomputer.I/O protection circuits are conducive to further improving the reliability of system and stablizing
Property.
Further, the a/d converter and I of I/O protection circuits and single-chip microcomputer2C interface connects.Be conducive to collecting
Each parameter is successfully transferred to single-chip microcomputer.
Further, aero-engine ground data acquisition system also includes several I/O protection circuits；I/O protection electricity
Road corresponds with sensor drive driving circuit, and each sensor drive driving circuit is connected by an I/O protection circuit with single-chip microcomputer.
Further, TCU is connected by serial ports with single-chip microcomputer.
Further, aero-engine ground data acquisition system also includes power module；Power module respectively with TCU,
Several sensors and single-chip microcomputer connect.Power module can provide stable power input for system.
Further, power module is connected with the power circuit of single-chip microcomputer；Power circuit is by from the voltage of power module
Signal is converted into the d. c. voltage signal of 5V, powers to single-chip microcomputer.Advantageously ensure that the normal electricity consumption of single-chip microcomputer.
Description of the drawings
Fig. 1 is the schematic diagram of the aero-engine ground data acquisition system according to this utility model first embodiment；
Fig. 2 is that the internal structure of the MPM480 type piezoresistive pressure sensors according to this utility model first embodiment is shown
It is intended to；
Fig. 3 is the schematic diagram of the MPM480 modulate circuits according to this utility model first embodiment；
Fig. 4 is the schematic diagram of the LWGB modulate circuits according to this utility model first embodiment；
Fig. 5 is the schematic diagram of the MAX6675 modular circuits according to this utility model first embodiment；
Fig. 6 is the temperature collection circuit schematic diagram of the thermocouple temperature sensor according to this utility model first embodiment；
Fig. 7 is the constant-current source circuit schematic diagram according to this utility model first embodiment；
Fig. 8 is the schematic diagram of the overvoltage crowbar according to this utility model first embodiment；
Fig. 9 is the TVS device schematic wiring diagram according to this utility model first embodiment；
Figure 10 is the schematic diagram of the aero-engine ground data acquisition system according to this utility model second embodiment.
Specific embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in this utility model
In embodiment, in order that reader more fully understands the application and proposes many ins and outs.But, even if without these skills
Art details and many variations based on following embodiment and modification, it is also possible to realize the application technical side required for protection
Case.
First embodiment of the present utility model is related to a kind of aero-engine ground data acquisition system.The aeroplane engine
Machine ground data acquisition system can be used for the parameter of the electromotor for gathering unmanned plane, use for test.
As shown in figure 1, the aero-engine ground data acquisition system includes turbocharging controller (Turbocharger
Control Unit, TCU), several sensor (not shown)s and single-chip microcomputer.The TCU and several sensors are installed on
On electromotor, and it is connected with single-chip microcomputer.
In present embodiment, TCU can be used to gather the inner parameter of electromotor (such as engine speed, accelerator open degree, air
Case pressure etc.).TCU can be connected by serial ports with single-chip microcomputer, and single-chip microcomputer can read starting for TCU collections by serial port drive circuit
The inner parameter of machine.After obtaining the inner parameter of electromotor, single-chip microcomputer can send it to data processing terminal (as calculated
Machine) carry out data analysiss and process.
Several sensors can be respectively PT1000 temperature sensors (can be used for gather cylinder and oil temperature),
MPM480 type piezoresistive pressure sensors (as shown in Fig. 2 can be used to gather lubricating oil pressure), voltage sensor (can be used to gather
Battery tension), torque sensor (can be used for gather moment of torsion), LWGB type turbine flow transducers (can be used to gather fuel oil pressure
Power), thermocouple temperature sensor (can be used for gather Tail Pipe Temperature), Temperature Humidity Sensor (can be used to gather humiture).It is each to pass
Sensor is after the parameter of corresponding electromotor (parameter of sensor acquisition belongs to the external parameter of electromotor) is collected, you can pass
Give single-chip microcomputer.Single-chip microcomputer is got after the external parameter of electromotor, you can sending it to data processing terminal carries out data
Analysis and process.
Additionally, present embodiment can also be for different sensors, different sensor drive driving circuits are designed.This embodiment party
Sensor drive driving circuit in formula can be respectively：PT1000 modulate circuits (correspondence PT1000 temperature sensors), MPM480 conditionings
Circuit (as shown in figure 3, correspondence MPM480 type piezoresistive pressure sensors), voltage modulate circuit (corresponding voltage sensor), letter
Number transmission circuit (correspondence torque sensor), LWGB modulate circuits (as shown in figure 4, correspondence LWGB type turbine flow transducers),
AM2302 modular circuits (correspondence Temperature Humidity Sensor), MAX6675 modular circuits are (as shown in figure 5, correspondence thermocouple temperature sensing
Device, the temperature collection circuit of thermocouple temperature sensor is as shown in Figure 6).Each sensor can be by corresponding sensor and single-chip microcomputer
Connection.
It is noted that in present embodiment, PT1000 modulate circuits can adopt three-wire system constant-current source to drive setting for method
Meter thinking, constant-current source circuit schematic diagram as shown in Figure 7 (wherein, U8A in circuit as voltage adder, U8B as voltage with
With device).
In addition, the reliability to improve system, can also design I/O protections between each sensor drive driving circuit and single-chip microcomputer
Circuit, even if each sensor drive driving circuit is connected by I/O protection circuits with single-chip microcomputer.In present embodiment, I/O protection electricity
Road can rely on silicon avalanche voltage suppressor (SM8LC05) to realize the suppression (overvoltage crowbar is as shown in Figure 8) to overvoltage, in string
In the telecommunication circuits such as row, to prevent from causing loop current excessive because communication loop resistance is too small, and IC chip is caused to be damaged,
One 25 ohm of resistance is concatenated on communication line respectively.Moreover, it is noted that at designing printed circuit board (PCB)
When, the TVS device used in I/O protection circuits will close noise source, with true surge voltage in pulse-couple to neighbouring PCB wires
Absorbed before.TVS device connecting wire is designed to be as far as possible short in wiring, and to reduce energy expenditure, (TVS device wiring is shown
It is intended to as shown in Figure 9).
When each I/O protection circuits are connected with single-chip microcomputer, can be by a/d converter or I2C interface is connected with single-chip microcomputer.Specifically
Ground, connects with PT1000 modulate circuits, MPM480 modulate circuits, voltage modulate circuit, signal transmitting circuit and LWGB modulate circuits
The I/O protection circuits for connecing, connect the a/d converter of single-chip microcomputer；The I/ being connected with AM2302 modular circuits, MAX6675 modular circuits
O protection circuits, connect the I of single-chip microcomputer2C interface.
In present embodiment, the aero-engine ground data acquisition system also includes power module, the power module point
It is not connected with TCU, each sensor, each sensor drive driving circuit and single-chip microcomputer, for being powered to whole system.Due to this reality
In applying mode, the running voltage of single-chip microcomputer is 5V, therefore, the power circuit in single-chip microcomputer can be by from the voltage of power module letter
Number it is converted into after the d. c. voltage signal of 5V, then exports to single-chip microcomputer other parts, ensures the normal electricity consumption of single-chip microcomputer.
This utility model embodiment is in terms of existing technologies, same in aero-engine ground data acquisition system
When be mounted with TCU and several sensors so that the inner parameter of electromotor can be gathered by TCU, and external parameter can be by corresponding
Sensor acquisition.The mode of this classification acquisition parameter, had both enhanced stability and the safety of engine parameter collection；Together
When, because the sample rate of TCU and each sensor can be adjusted according to actual needs, it is also beneficial to improve the essence of the parameter for gathering
Degree.
Second embodiment of the present utility model is related to a kind of aero-engine ground data acquisition system.Second embodiment party
Formula is roughly the same with first embodiment, and main distinction part is：In first embodiment, each sensor drive driving circuit is equal
One I/O protection circuit of correspondence；And in second embodiment, all of sensor drive driving circuit is by an I/O protection electricity
Road is connected (as shown in Figure 10) with single-chip microcomputer.
Specifically, in present embodiment, multiple inputs can be set for the I/O protection circuits, each input connection one
Individual sensor drive driving circuit；Meanwhile, two outfans can be set for the I/O protection circuits, wherein, an outfan connects monolithic
The a/d converter of machine, another outfan connects the I of single-chip microcomputer2C interface；And arrange and PT1000 modulate circuits, MPM480 tune
The input of reason circuit, voltage modulate circuit, signal transmitting circuit and the connection of LWGB modulate circuits, and is connected the defeated of a/d converter
Go out end connection；The input that is connected with AM2302 modular circuits, MAX6675 modular circuits of setting, and is connected I2The output of C interface
End connection.
It will be understood by those skilled in the art that the respective embodiments described above are to realize of the present utility model being embodied as
Example, and in actual applications, can in the form and details to it, various changes can be made, without departing from spirit of the present utility model
And scope.
Claims (8)
1. a kind of aero-engine ground data acquisition system, it is characterised in that include：Turbocharging controller TCU, several
Sensor and single-chip microcomputer；
The TCU and described several sensors are installed on electromotor, and are connected with the single-chip microcomputer；
The parameter of the electromotor for collecting is sent to the single-chip microcomputer by the TCU and described several sensors；The monolithic
Machine sends the parameters to data processing terminal.
2. aero-engine ground data acquisition system according to claim 1, it is characterised in that the aero-engine
Ground data acquisition system also includes several sensor drive driving circuits；
The sensor drive driving circuit is corresponded with the sensor, and the sensor passes through corresponding sensor drive driving circuit
It is connected with the single-chip microcomputer.
3. aero-engine ground data acquisition system according to claim 2, it is characterised in that the aero-engine
Ground data acquisition system also includes I/O protection circuits；
Described several sensor drive driving circuits are connected by the I/O protection circuits with the single-chip microcomputer.
4. aero-engine ground data acquisition system according to claim 3, it is characterised in that the I/O protections electricity
The a/d converter and I of road and the single-chip microcomputer2C interface connects.
5. aero-engine ground data acquisition system according to claim 2, it is characterised in that the aero-engine
Ground data acquisition system also includes several I/O protection circuits；
The I/O protection circuits are corresponded with the sensor drive driving circuit, and each sensor drive driving circuit passes through an I/O
Protection circuit is connected with the single-chip microcomputer.
6. aero-engine ground data acquisition system according to claim 1, it is characterised in that the TCU is by string
Mouth is connected with the single-chip microcomputer.
7. aero-engine ground data acquisition system according to claim 1, it is characterised in that the aero-engine
Ground data acquisition system also includes power module；
The power module is connected respectively with the TCU, described several sensors and the single-chip microcomputer.
8. aero-engine ground data acquisition system according to claim 7, it is characterised in that the power module with
The power circuit connection of the single-chip microcomputer；
The power circuit will be converted into the d. c. voltage signal of 5V from the voltage signal of the power module, to the monolithic
Machine is powered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621171350.5U CN206095640U (en) | 2016-10-26 | 2016-10-26 | Aeroengine ground data collection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621171350.5U CN206095640U (en) | 2016-10-26 | 2016-10-26 | Aeroengine ground data collection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206095640U true CN206095640U (en) | 2017-04-12 |
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ID=58486141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621171350.5U Expired - Fee Related CN206095640U (en) | 2016-10-26 | 2016-10-26 | Aeroengine ground data collection system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206095640U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113408560A (en) * | 2020-03-17 | 2021-09-17 | 联合汽车电子有限公司 | Engine test data classification method, electronic device and readable storage medium |
-
2016
- 2016-10-26 CN CN201621171350.5U patent/CN206095640U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113408560A (en) * | 2020-03-17 | 2021-09-17 | 联合汽车电子有限公司 | Engine test data classification method, electronic device and readable storage medium |
| CN113408560B (en) * | 2020-03-17 | 2024-04-16 | 联合汽车电子有限公司 | Engine test data classification method, electronic device, and readable storage medium |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20171026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |