CN205002963U - Pressurized strut load analogue means and semi -physical simulation tester - Google Patents
Pressurized strut load analogue means and semi -physical simulation tester Download PDFInfo
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- CN205002963U CN205002963U CN201520746666.1U CN201520746666U CN205002963U CN 205002963 U CN205002963 U CN 205002963U CN 201520746666 U CN201520746666 U CN 201520746666U CN 205002963 U CN205002963 U CN 205002963U
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Abstract
The utility model relates to a pressurized strut load analogue means and semi -physical simulation tester, wherein, pressurized strut load analogue means for the workload of simulation pressurized strut testpieces, it includes: drive control unit, motor, pressurized strut, the drive control unit sends the control current signal to the motor and transmits output power for the pressurized strut with drive and control motor, and the pressurized strut is applyed the workload of simulation on the pressurized strut testpieces. This pressurized strut load analogue means adopts the motor to carry out power components as the loading, turns into the electric energy kinetic energy of motor to through the pressurized strut will simulate do the dynamic load with load power form load to the pressurized strut testpieces, compare in traditional hydraulic pressure or mechanical load form, the pressurized strut load analogue means that this electricity actuated the load form can guarantee that half physical test can more truly, accurately verify how much the adjustable performances of making the dynamic component, improves the verification ability of half physical test ware.
Description
Technical field
The utility model relates to aero engine technology field, particularly relates to a kind of pressurized strut load simulating device and semi-physical simulation device.
Background technology
Modern aeroengine is controlled to develop into Full Authority Digital Electronic Control (FADEC) by traditional mechanical-hydraulic, namely in aircraft whole envelope, full powers limit completes the controlling functions of engine body and the task with aircraft collaborative work by electronic controller.It is primarily of compositions such as electronic controller, engine monitoring device, fuel oil parts, activation part, FADEC alternator, sensor and cables.
According to the development flow process of external commercial aviation engine, the integrated verification of control system is followed successively by full digital trigger technique test, Hardware-in-the-loop simu-lation test, semi-physical simulation, complete machine bench test etc.Wherein, semi-physical simulation is after the hardware development completing control system, Software for Design, and after completing Hardware-in-the-loop simu-lation test, to the soft and hardware system integration test that control system is carried out, whether the performance etc. of the function of verification system, performance, interface and critical component satisfies the demands, thus reduces the risk of engine complete machine bench test.
Aeromotor fuel control system semi physical exerciser with aeromotor FADEC system for research object, for the static properties of engine control system and the test of dynamic property, the adaptability of the static properties of research and analysis engine control system and dynamic property and engine control system when whole envelope operated within range and matching.Therefore the main of semi physical exerciser realizes following functional requirement:
A) the static and dynamic performance test of fuel control system;
The characteristic of fuel delivery test of b) engine start, acceleration and deceleration;
C) the control characteristic test of variable-geometry control gear;
D) simulation is when fuel control system itself fail, the fault handling test of system;
E) simulation is when engine breakdown, the fault handling test of fuel control system.
Variable-geometry control gear is the pressurized strut such as adjustable air bleed valve, the adjustable stator blade of high-pressure compressor after comprising aeromotor booster stage.These variable-geometry control gears can be optimized compressor efficiency and improve engine stall margin.The control characteristic test of variable-geometry control gear, needs the actual loading according to engine operating state simulation pressurized strut.
Pressurized strut load simulating device is a kind of active force servo control system, can according to the load force of engine mockup input, real time modelling goes out the actual loading power of activation part, detects the technical feature of activation part, plays an important role in aeroengine control system hardware-in-the-loop simulation test.Start load simulating device fully can verify the performance of activation part, can shorten the construction cycle, reduces the risk of Engine pedestal trial run.
Pressurized strut load simulating device mechanical type can be divided into load according to the difference of load and execution element and fluid pressure type loads.Early stage load simulator is mechanical type, and it comprises torsion bar type and beam type, and the load Changing Pattern of its simulation and load mode simply, but cannot do dynamic load by dynamic similation, are substantially eliminated.Occurred fluid pressure type load load mode subsequently, which overcomes mechanical shortcoming, and possesses the advantages such as bandwidth, precision is high, load force is large, so this load mode is in leading position in emulation simulator.But there is following defect in electric-liquid type load mode: bulky; Complex structure; Installation requirement is high; Maintenance difficult; Easily occur that hydraulic fluid leak pollutes; Noise is large.
At present, the operating load simulation of variable-geometry activation part do not considered mostly by aeromotor semi physical exerciser, or add constant load simply, the load of electrohydraulic servo valve hydraulic control pressurized strut analog operation is adopted also to there is a lot of deficiency, and in real work, pressurized strut load force is radial and is consistent with the direction of operating bar.Pressurized strut load simulating device, as active pressurized strut, initiatively applies load force to push up testpieces pressurized strut, the operating load of simulation test piece pressurized strut.If load simulating device creates the moment on unnecessary direction, can affect the accuracy of simulation, meanwhile, Surplus Moment also can make that the stability of system degenerates, bandwidth narrows.Therefore, Surplus Moment is effectively suppressed to be one of key issue of development electric powered load emulation device.
Utility model content
For overcoming above technological deficiency, the technical matters that the utility model solves is to provide a kind of pressurized strut load simulating device and semi-physical simulation device, reliably can simulate the load of pressurized strut testpieces, improves the checking ability of semi physical exerciser.
For solving the problems of the technologies described above, the utility model provides a kind of pressurized strut load simulating device, for simulating the operating load of pressurized strut testpieces, it comprises: driving control unit, motor, pressurized strut, driving control unit sends control current signal to motor, to drive and to control motor, outputting power is passed to pressurized strut, and the operating load of simulation is applied on pressurized strut testpieces by pressurized strut.
Further, pressurized strut load simulating device also comprises follower, and the operating load of simulation is applied on pressurized strut testpieces by follower by pressurized strut.
Further, follower is positive coupling.
Further, pressurized strut load simulating device also comprises and is arranged on pressure transducer in pressurized strut and displacement transducer, driving control unit comprises displacement signal processing module and pressure signal processing module, and the thrust signal of pressurized strut and displacement signal are fed back to driving control unit to form closed-loop control by pressure transducer and displacement transducer respectively.
Further, pressurized strut load simulating device also comprises gear train, and outputting power is passed to pressurized strut by gear train by motor.
Further, pressurized strut load simulating device also comprises frequency-converter power amplifier, and driving control unit sends control current signal to frequency-converter power amplifier, and frequency-converter power amplifier processes to drive to control current signal and controls motor.
Further, be provided with reflective memory module in driving control unit, driving control unit sends control current signal by reflective memory module to frequency-converter power amplifier.
Further, motor is the direct current generator of oil injection type.
Further, pressurized strut load simulating device also comprises industrial computer, and the thrust command signal emulated in advance and displacement commands signal are sent to driving control unit by pci bus by industrial computer.
The utility model also further provides a kind of semi-physical simulation device, and it has above-mentioned pressurized strut load simulating device.
Thus, based on technique scheme, the utility model provides a kind of pressurized strut load simulating device, this pressurized strut load simulating device adopts motor as load and execution dynamical element, be the kinetic energy of motor by electric energy conversion, and by pressurized strut, the dynamic load of doing of simulation is loaded on pressurized strut testpieces with load force form, compared to traditional hydraulic pressure or mechanical load form, the pressurized strut load simulating device of this electrical actuation loading form can ensure that semi physical test can be truer, verify the performance of the adjustable activation part of geometry exactly, improve the checking ability of semi physical exerciser, reduce the risk of aeromotor bench test drive, there is reliability high, easy to maintenance, the advantages such as security is good.The semi-physical simulation device that the utility model provides correspondingly also has above-mentioned beneficial effect.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, only for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structure principle chart of the utility model pressurized strut load simulating device.
Embodiment
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Embodiment of the present utility model is for the ease of having further description to design of the present utility model, the technical matters solved, the technical characteristic forming technical scheme and the technique effect that brings.It should be noted that, the explanation for these embodiments is not formed restriction of the present utility model.In addition, just can mutually combine as long as the technical characteristic related in embodiment of the present utility model described below does not form conflict each other.
Consider that existing pressurized strut load simulating device adopts mechanical type to load mostly or fluid pressure type loads, complex structure, reliability is not high, the utility model devises a kind of pressurized strut load simulating device, this pressurized strut load simulating device adopts motor as load and execution dynamical element, be the kinetic energy of motor by electric energy conversion, and by pressurized strut, the dynamic load of doing of simulation is loaded on pressurized strut testpieces with load force form, compared to traditional hydraulic pressure or mechanical load form, the pressurized strut load simulating device of this electrical actuation loading form can ensure that semi physical test is truer, verify the performance of the adjustable activation part of geometry exactly, improve the checking ability of semi physical exerciser, reduce the risk of aeromotor bench test drive, there is reliability high, easy to maintenance, the advantages such as security is good.
In the utility model pressurized strut load simulating device schematic embodiment, as shown in Figure 1, pressurized strut load simulating device is for simulating the operating load of pressurized strut testpieces S12, it comprises: driving control unit S4, motor S6, pressurized strut S10 and mount pad S13, pressurized strut S10 and pressurized strut testpieces S12 is arranged on mount pad S13, driving control unit S4 sends control current signal to motor S6, to drive and to control motor S6, outputting power is passed to pressurized strut S10, the operating load of simulation is applied on pressurized strut testpieces S12 by pressurized strut S10.
In this schematic embodiment, motor S6 is as load and execution dynamical element, by the kinetic energy that electric energy conversion is motor S6, and by pressurized strut S10, the dynamic load of doing of simulation is loaded on pressurized strut testpieces S12 with load force form, compared to traditional hydraulic pressure or mechanical load form, the pressurized strut load simulating device of this electrical actuation loading form can ensure that semi physical test is truer, verify the performance of the adjustable activation part of geometry exactly, improve the checking ability of semi physical exerciser, reduce the risk of aeromotor bench test drive, there is reliability high, easy to maintenance, the advantages such as security is good.And select motor S12 just can save energy consumption to the load loading form realizing electrical actuation, reduce aeroengine test run cost.Wherein, as shown in Figure 1, pressurized strut load simulating device can also comprise PC S1, industrial computer S2 and exerciser equipment management system S3, code is passed to industrial computer S2 by real-time application by PC S1, code is converted into instruction and sends to exerciser equipment management system S3 by industrial bus by industrial computer S2, exerciser equipment management system S3 generates the target instruction target word value of load force and is handed down to driving control unit S4 by rigid line, thus the degree of accuracy of the dynamic property of proof load power simulation.
The moment on unnecessary direction is produced when being applied on pressurized strut testpieces S12 by operating load to prevent pressurized strut S10, in the embodiment that the utility model pressurized strut load simulating device one improves, pressurized strut load simulating device also comprises follower S11, the operating load of simulation is applied on pressurized strut testpieces S12 by follower S11 by pressurized strut S10, follower S11 can not produce the moment on unnecessary direction in operating load transmittance process, keep highly consistent with the load force of pressurized strut, effectively avoid the generation of Surplus Moment, prevent system stability to reduce, fictitious load error becomes large, the defect that bandwidth narrows.Preferably, follower S11 is positive coupling, and positive coupling is the commercially available parts being easy to obtain, and can realize the functional characteristic of follower well, and certain follower S11 can also select other rigid connecting components.
For the power transmission of motor S6, as shown in Figure 1, pressurized strut load simulating device can also comprise gear train S7, outputting power is passed to pressurized strut S10 by gear train S7 by motor S6, motor S6 realizes reliable and stable mechanical connection by gear train S7 and pressurized strut S10, power transmission loss is little, transmits stability high.Wherein, gear train S7 be preferably be easy to market be easy to obtain shaft coupling or linkage component, thus save manufacturing cost.
As the improvement to above-described embodiment, as shown in Figure 1, pressurized strut load simulating device also comprises and is arranged on pressure transducer S8 on pressurized strut S10 and displacement transducer S9, driving control unit S4 comprises displacement signal processing module and pressure signal processing module, and the thrust signal of pressurized strut S10 and displacement signal are fed back to driving control unit S4 to form closed-loop control by pressure transducer S8 and displacement transducer S9 respectively.Pressure transducer S8 and displacement transducer S9 can detect the thrust of pressurized strut S10 and displacement respectively in real time and produce pressure signal and displacement signal, pressure signal processing module and the displacement signal processing module of driving control unit S4 is accurately fed back to by rigid line, when the thrust that pressure transducer S8 and displacement transducer S9 detect and displacement inconsistent with default load simulation value time, driving control unit S4 can make revising and changing to export and control current signal, then change motor S6 and pass to pressurized strut S10 outputting power, thus make pressure transducer S8 consistent with the load simulation value preset with displacement with the thrust that displacement transducer S9 detects, the closed-loop control of this kind of form can the accurately displacement of pressurized strut testpieces and thrust under each operating mode of real time modelling, thus warranty test result is consistent with actual legitimate reading, there is higher reliability.
Further improve as to above-described embodiment, as shown in Figure 1, pressurized strut load simulating device also comprises frequency-converter power amplifier S5, driving control unit S4 sends control current signal to frequency-converter power amplifier S5, and frequency-converter power amplifier S5 processes to drive to control current signal and controls motor S6.The control current signal that driving control unit S4 sends obtains through frequency-converter power amplifier S5 frequency-conversion processing control current signal that motor S6 adapts and exports to motor, thus the running that protection motor is reliable and stable.Further, reflective memory module can be provided with in driving control unit S4, driving control unit S4 sends control current signal drive motor S6 running by reflective memory module to frequency-converter power amplifier S5, motor S6 drives pressurized strut S10 start by gear train S7, reflective memory is current data transmission a kind of mode faster, select reflective memory to increase the real-time of system, there is sensitive advantage.
In the above-described embodiments, motor S6 is preferably the direct current generator of oil injection type, and it is fast that direct current generator has speed-raising response, can realize zero-speed fast and export to base speed (basespeed) constant moment of force, base speed to maximum (top) speed constant power output, reliable, efficiency is high, practical.
Thus, to move the course of work of an embodiment of a load simulating device as follows for the utility model:
PC S1 installs MATLAB/Simulink, utilize Real-TimeWorkshop that Aeroengine Real Time Model is converted into real-time application automatically, download on industrial computer S2 by code by Ethernet, program code operates on the industrial computer S2 of real-time simulation.Model emulation thrust command out and displacement commands are sent to driving control unit S4 by pci bus by industrial computer S2, driving control unit S4 comprises control algolithm and data-driven module, driving control unit S4, according to the instruction received and internal control algorithm, provides control electric current.Data drive unit comprises displacement signal acquisition processing module and pressure signal acquisition processing module, pressure transducer S8 and displacement transducer S9 can detect the thrust of pressurized strut S10 and displacement respectively in real time and produce pressure signal and displacement signal, pressure signal processing module and the displacement signal processing module of driving control unit S4 is fed back to by rigid line, when the thrust that pressure transducer S8 and displacement transducer S9 detect and displacement inconsistent with default load simulation value time, driving control unit S4 can make revising and changing to export and control current signal, then change motor S6 and pass to pressurized strut S10 outputting power, thus make pressure transducer S8 consistent with the load simulation value preset with displacement with the thrust that displacement transducer S9 detects.
The utility model also further provides a kind of semi-physical simulation device, it has the pressurized strut load simulating device in above-described embodiment, this pressurized strut load simulating device is particularly useful for the semi-physical simulation device of aeromotor, because the utility model pressurized strut load simulating device reliably can simulate the load of pressurized strut testpieces, improve the checking ability of semi physical exerciser, correspondingly, the utility model semi-physical simulation device also has above-mentioned Advantageous Effects, does not repeat them here.
The embodiment more than combined is described in detail for embodiment of the present utility model, but the utility model is not limited to described embodiment.For a person skilled in the art, when not departing from principle of the present utility model and connotation, multiple change, amendment are carried out to these embodiments, equivalence is replaced and modification still falls within protection domain of the present utility model.
Claims (10)
1. a pressurized strut load simulating device, for simulating the operating load of pressurized strut testpieces (S12), it is characterized in that, comprise: driving control unit (S4), motor (S6), pressurized strut (S10), described driving control unit (S4) sends control current signal to described motor (S6), to drive and to control described motor (S6), outputting power is passed to described pressurized strut (S10), and the operating load of simulation is applied on described pressurized strut testpieces (S12) by described pressurized strut (S10).
2. pressurized strut load simulating device according to claim 1, it is characterized in that, also comprise follower (S11), the operating load of simulation is applied on described pressurized strut testpieces (S12) by described follower (S11) by described pressurized strut (S10).
3. pressurized strut load simulating device according to claim 2, is characterized in that, described follower (S11) is positive coupling.
4. pressurized strut load simulating device according to claim 1, it is characterized in that, also comprise and be arranged on pressure transducer (S8) in described pressurized strut (S10) and displacement transducer (S9), described driving control unit (S4) comprises displacement signal processing module and pressure signal processing module, and the thrust signal of described pressurized strut (S10) and displacement signal are fed back to described driving control unit (S4) to form closed-loop control by described pressure transducer (S8) and institute's displacement sensors (S9) respectively.
5. the pressurized strut load simulating device according to any one of Claims 1 to 4, it is characterized in that, also comprise gear train (S7), outputting power is passed to described pressurized strut (S10) by described gear train (S7) by described motor (S6).
6. the pressurized strut load simulating device according to any one of Claims 1 to 4, it is characterized in that, also comprise frequency-converter power amplifier (S5), described driving control unit (S4) sends control current signal to described frequency-converter power amplifier (S5), and described frequency-converter power amplifier (S5) processes to drive to described control current signal and controls described motor (S6).
7. pressurized strut load simulating device according to claim 6, it is characterized in that, be provided with reflective memory module in described driving control unit (S4), described driving control unit (S4) sends control current signal by described reflective memory module to described frequency-converter power amplifier (S5).
8. the pressurized strut load simulating device according to any one of Claims 1 to 4, is characterized in that, the direct current generator that described motor (S6) is oil injection type.
9. the pressurized strut load simulating device according to any one of Claims 1 to 4, it is characterized in that, also comprise industrial computer (S2), the thrust command signal emulated in advance and displacement commands signal are sent to driving control unit (S4) by pci bus by described industrial computer (S2).
10. a semi-physical simulation device, is characterized in that, has the pressurized strut load simulating device described in any one of claim 1 ~ 9.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110780606A (en) * | 2019-10-30 | 2020-02-11 | 中国航发控制系统研究所 | Vortex shaft guide vane synchronous ring loading mechanism based on torque loading |
| CN111913404A (en) * | 2020-06-15 | 2020-11-10 | 南京航空航天大学 | Multi-electric aircraft engine starting generator control semi-physical simulation device and method |
| CN112834855A (en) * | 2021-01-18 | 2021-05-25 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Method and system for testing electric actuating system |
| CN114489001A (en) * | 2021-12-31 | 2022-05-13 | 中国航空工业集团公司西安飞机设计研究所 | Virtual-real fusion test framework of airborne digital actuation control system |
| CN117723286A (en) * | 2024-02-08 | 2024-03-19 | 天津航天瑞莱科技有限公司 | Rudder rotary actuator cylinder automatic rotation reliability evaluation test mechanism |
| CN117723286B (en) * | 2024-02-08 | 2024-04-26 | 天津航天瑞莱科技有限公司 | Rudder rotary actuator cylinder automatic rotation reliability evaluation test mechanism |
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2015
- 2015-09-24 CN CN201520746666.1U patent/CN205002963U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780606A (en) * | 2019-10-30 | 2020-02-11 | 中国航发控制系统研究所 | Vortex shaft guide vane synchronous ring loading mechanism based on torque loading |
| CN110780606B (en) * | 2019-10-30 | 2022-08-19 | 中国航发控制系统研究所 | Vortex shaft guide vane synchronous ring loading mechanism based on torque loading |
| CN111913404A (en) * | 2020-06-15 | 2020-11-10 | 南京航空航天大学 | Multi-electric aircraft engine starting generator control semi-physical simulation device and method |
| CN112834855A (en) * | 2021-01-18 | 2021-05-25 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Method and system for testing electric actuating system |
| CN112834855B (en) * | 2021-01-18 | 2023-10-27 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Method and system for testing electric actuation system |
| CN114489001A (en) * | 2021-12-31 | 2022-05-13 | 中国航空工业集团公司西安飞机设计研究所 | Virtual-real fusion test framework of airborne digital actuation control system |
| CN117723286A (en) * | 2024-02-08 | 2024-03-19 | 天津航天瑞莱科技有限公司 | Rudder rotary actuator cylinder automatic rotation reliability evaluation test mechanism |
| CN117723286B (en) * | 2024-02-08 | 2024-04-26 | 天津航天瑞莱科技有限公司 | Rudder rotary actuator cylinder automatic rotation reliability evaluation test mechanism |
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Address after: 200241 Minhang District Lianhua Road, Shanghai, No. 3998 Patentee after: China Hangfa commercial aviation engine limited liability company Address before: 200241 Minhang District Lianhua Road, Shanghai, No. 3998 Patentee before: AVIC Commercial Aircraft Engine Co.,Ltd. |
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