CN204228416U - The little integral test system of a kind of aeromotor multiparameter - Google Patents
The little integral test system of a kind of aeromotor multiparameter Download PDFInfo
- Publication number
- CN204228416U CN204228416U CN201420599148.7U CN201420599148U CN204228416U CN 204228416 U CN204228416 U CN 204228416U CN 201420599148 U CN201420599148 U CN 201420599148U CN 204228416 U CN204228416 U CN 204228416U
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- multiparameter
- aeromotor
- test system
- integral test
- little integral
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Abstract
The little integral test system of a kind of aeromotor multiparameter, realize the test of engine total state malfunction elimination real-time testing, the little integral test system of described aeromotor multiparameter is constructed as follows: tach signal conditioning module (1), pressure unit (2), power distribution isolator (3), galvanic couple signal amplifier (4) and digital electrographic recording analyser (5), described tach signal conditioning module (1) is connected with tested engine (6), galvanic couple signal amplifier (4) is connected with tested engine (6) by thermopair (31), pressure unit (2) is connected with tested engine (6) by pressure probe (21), pressure unit (2) is connected with digital electrographic recording analyser (5) by power distribution isolator (3), the little integral test system of described aeromotor multiparameter is compared with existing single signal method of testing, have that to take into account sampled signal kind many, sampling rate is high, the advantages such as record playback is effective.
Description
Technical field
The utility model relates to structural design and the applied technical field of testing apparatus, specifically provides the little integral test system of a kind of aeromotor multiparameter.
Background technology
Along with engine production task increases, the signal such as the relevant rotating speed of military service engine, pressure, temperature has been not normal etc. in outfield, and performance parameter catastrophic discontinuityfailure takes place frequently, and has had a strong impact on the normal use of some engines.Analyzing inconvenience because flying the limited and data observation of ginseng monitoring parameter, have impact on the progress of Flight Line Maintenance Support work to a certain extent.
People urgently wish to obtain the excellent little integral test system of aeromotor multiparameter of a kind of technique effect.
Utility model content
The purpose of this utility model is to provide the little integral test system of a kind of aeromotor multiparameter, realizes the test of engine total state malfunction elimination real-time testing, thus provides necessary data support to the in-depth analysis of engine failure reason and correlation research.For outfield solves the problem of the performance parameters such as rotating speed, pressure, temperature being carried out to on-the-spot instant integration test.
The little integral test system of described aeromotor multiparameter is constructed as follows: tach signal conditioning module 1, pressure unit 2, power distribution isolator 3, galvanic couple signal amplifier 4 and digital electrographic recording analyser 5; Described tach signal conditioning module 1 is connected with tested engine 6, for measuring the rotating speed of engine, galvanic couple signal amplifier 4 is connected with tested engine 6 by thermopair 31, for measuring the temperature of engine, pressure unit 2 is connected with tested engine 6 by pressure probe 21, for measuring the pressure of engine, pressure unit 2 is connected with digital electrographic recording analyser 5 by power distribution isolator 3, and described digital electrographic recording analyser 5 is connected with PC.
Described tach signal conditioning module 1 is frequency-voltage converter.Described tach signal conditioning module 1 accesses 701280 modules of DL750P.
Described power distribution isolator 3 is current-voltage modular converter.Described power distribution isolator 3 accesses 701250 modules of DL750P.
Described galvanic couple signal amplifier 4 is thermopair.Described galvanic couple signal amplifier 4 accesses 701265 modules of DL750P.
Described digital electrographic recording analyser 5 is DL750P numeral electrographic recording analyser.
After described tach signal conditioning module 1, pressure unit 2, galvanic couple signal amplifier 4 access digital electrographic recording analyser 5, sampling rate is minimum is 500Hz.
The little integral test system of described aeromotor multiparameter is for flying the difference participating in ground stand test condition, adopt the method for testing of the signals such as mixing acquisition process rotating speed, pressure, temperature, and realize the functions such as real-time display parameter oscillography curve, omnidistance playback, time-out, display measured parameter numerical values recited, preservation oscillography parametric line, printing.
Oil pressure, the corresponding range ability of air pressure transfer tube that the little integral test system of described aeromotor multiparameter is drawn by tested engine 6 access various pressure unit, mixing has accessed the signal process box of distribution buffer action, and the voltage signal nursed one's health out the most at last is equipped with the DL750P numeral electrographic recording analyser 5 of 701250 voltage modules by both positive and negative polarity access; And the tach signal line of being drawn by tested engine 6, directly the DL750P numeral electrographic recording analyser 4 of 701280 frequency module is equipped with in access; The millivolt voltage signal that the same thermopair configured by tested engine 6 is drawn, directly accesses the DL750P numeral electrographic recording analyser 5 that 701265 high-precision voltage modules are housed by both positive and negative polarity.Open power distribution isolator 3, digital electrographic recording instrument 4 power supply after line connects, can carry out starting total state hybrid parameter testing experiment.DL750P numeral electrographic recording analyser has real-time display parameter oscillography curve, omnidistance playback, time-out, display measured parameter numerical values recited, preserves oscillography parametric line, printing function.Each module number all can require to expand according to test parameters number.Wherein power distribution isolator 3 provides 24V supply voltage for pressure unit and converts the current signal that transmitter exports to voltage signal, 701280 frequency module will directly measure speed-frequency signal, regardless of both positive and negative polarity, and 701265 high-precision voltage modules directly receive the thermopair millivolt voltage signal of measuring tempeature.
The little integral test system of described aeromotor multiparameter has realized through engineering approaches application by the little integrated test system that the method is built, solve the on-the-spot problem about signal synthesis synchronous acquisition analyzing and processing such as rotating speed, pressure, temperature, achieve the hyperchannel Real-Time Monitoring of engine total state test run more than 40 minutes, by strengthen further storing firmware upgrading, also can promote realize the cascade of as many as 16 passage can realize 32 passages, longer acquisition time on-the-spot test application in.The troubleshooting testing experiments such as the little integral test system of described aeromotor multiparameter successively completes engine outfield speed fluctuation at the scene, starts overtemperature, starting voltage signal is malfunctioning, the large indicated airspeed surge in low latitude, surge signal spurious alarm, through practice assessment, this system stability is reliable, produces a desired effect.。
The little integral test system of described aeromotor multiparameter is compared with existing single signal method of testing, have and take into account the advantages such as sampled signal kind is many, sampling rate is high, record playback is effective, mixing synthetical collection technology not only increases on-the-spot troubleshooting testing efficiency, but also saves the repeatedly cost such as fuel oil, artificial, time that occurs of test run repeatedly.
Accompanying drawing explanation
Fig. 1 is the little integral test system structure principle chart of aeromotor multiparameter.
Embodiment
Embodiment 1
The little integral test system of described aeromotor multiparameter is constructed as follows: tach signal conditioning module 1, pressure unit 2, power distribution isolator 3, galvanic couple signal amplifier 4 and digital electrographic recording analyser 5; Described tach signal conditioning module 1 is connected with tested engine 6, for measuring the rotating speed of engine, galvanic couple signal amplifier 4 is connected with tested engine 6 by thermopair 31, for measuring the temperature of engine, pressure unit 2 is connected with tested engine 6 by pressure probe 21, for measuring the pressure of engine, pressure unit 2 is connected with digital electrographic recording analyser 5 by power distribution isolator 3, and described digital electrographic recording analyser 5 is connected with PC.
Described tach signal conditioning module 1 is frequency-voltage converter.Described tach signal conditioning module 1 accesses 701280 modules of DL750P.
Described power distribution isolator 3 is current-voltage modular converter.Described power distribution isolator 3 accesses 701250 modules of DL750P.
Described galvanic couple signal amplifier 4 is thermopair.Described galvanic couple signal amplifier 4 accesses 701265 modules of DL750P.
Described digital electrographic recording analyser 5 is DL750P numeral electrographic recording analyser.
After described tach signal conditioning module 1, pressure unit 2, galvanic couple signal amplifier 4 access digital electrographic recording analyser 5, sampling rate is minimum is 500Hz.
The little integral test system of described aeromotor multiparameter is for flying the difference participating in ground stand test condition, adopt the method for testing of the signals such as mixing acquisition process rotating speed, pressure, temperature, and realize the functions such as real-time display parameter oscillography curve, omnidistance playback, time-out, display measured parameter numerical values recited, preservation oscillography parametric line, printing.
Oil pressure, the corresponding range ability of air pressure transfer tube that the little integral test system of described aeromotor multiparameter is drawn by tested engine 6 access various pressure unit, mixing has accessed the signal process box of distribution buffer action, and the voltage signal nursed one's health out the most at last is equipped with the DL750P numeral electrographic recording analyser 5 of 701250 voltage modules by both positive and negative polarity access; And the tach signal line of being drawn by tested engine 6, directly the DL750P numeral electrographic recording analyser 4 of 701280 frequency module is equipped with in access; The millivolt voltage signal that the same thermopair configured by tested engine 6 is drawn, directly accesses the DL750P numeral electrographic recording analyser 5 that 701265 high-precision voltage modules are housed by both positive and negative polarity.Open power distribution isolator 3, digital electrographic recording instrument 4 power supply after line connects, can carry out starting total state hybrid parameter testing experiment.DL750P numeral electrographic recording analyser has real-time display parameter oscillography curve, omnidistance playback, time-out, display measured parameter numerical values recited, preserves oscillography parametric line, printing function.Each module number all can require to expand according to test parameters number.Wherein power distribution isolator 3 provides 24V supply voltage for pressure unit and converts the current signal that transmitter exports to voltage signal, 701280 frequency module will directly measure speed-frequency signal, regardless of both positive and negative polarity, and 701265 high-precision voltage modules directly receive the thermopair millivolt voltage signal of measuring tempeature.
The little integral test system of described aeromotor multiparameter has realized through engineering approaches application by the little integrated test system that the method is built, solve the on-the-spot problem about signal synthesis synchronous acquisition analyzing and processing such as rotating speed, pressure, temperature, achieve the hyperchannel Real-Time Monitoring of engine total state test run more than 40 minutes, by strengthen further storing firmware upgrading, also can promote realize the cascade of as many as 16 passage can realize 32 passages, longer acquisition time on-the-spot test application in.The troubleshooting testing experiments such as the little integral test system of described aeromotor multiparameter successively completes engine outfield speed fluctuation at the scene, starts overtemperature, starting voltage signal is malfunctioning, the large indicated airspeed surge in low latitude, surge signal spurious alarm, through practice assessment, this system stability is reliable, produces a desired effect.
The little integral test system of described aeromotor multiparameter is compared with existing single signal method of testing, have and take into account the advantages such as sampled signal kind is many, sampling rate is high, record playback is effective, mixing synthetical collection technology not only increases on-the-spot troubleshooting testing efficiency, but also saves the repeatedly cost such as fuel oil, artificial, time that occurs of test run repeatedly.
Claims (6)
1. the little integral test system of aeromotor multiparameter, is characterized in that: the little integral test system of described aeromotor multiparameter is constructed as follows: tach signal conditioning module (1), pressure unit (2), power distribution isolator (3), galvanic couple signal amplifier (4) and digital electrographic recording analyser (5); Described tach signal conditioning module (1) is connected with tested engine (6), galvanic couple signal amplifier (4) is connected with tested engine (6) by thermopair (31), pressure unit (2) is connected with tested engine (6) by pressure probe (21), pressure unit (2) is connected with digital electrographic recording analyser (5) by power distribution isolator (3), and described digital electrographic recording analyser (5) is connected with PC.
2. according to the little integral test system of aeromotor multiparameter described in claim 1, it is characterized in that: described digital electrographic recording analyser (5) is DL750P.
3. according to the little integral test system of aeromotor multiparameter described in claim 1, it is characterized in that: 701280 modules of described tach signal conditioning module (1) access DL750P.
4. according to the little integral test system of aeromotor multiparameter described in claim 1, it is characterized in that: 701250 modules of described power distribution isolator (3) access DL750P.
5. according to the little integral test system of aeromotor multiparameter described in claim 1, it is characterized in that: 701265 modules of described galvanic couple signal amplifier (4) access DL750P.
6. according to the little integral test system of one of claim 1-5 described aeromotor multiparameter, it is characterized in that: aeromotor multiparameter little integral test system sampling rate is minimum is 500Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420599148.7U CN204228416U (en) | 2014-10-16 | 2014-10-16 | The little integral test system of a kind of aeromotor multiparameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420599148.7U CN204228416U (en) | 2014-10-16 | 2014-10-16 | The little integral test system of a kind of aeromotor multiparameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204228416U true CN204228416U (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420599148.7U Expired - Fee Related CN204228416U (en) | 2014-10-16 | 2014-10-16 | The little integral test system of a kind of aeromotor multiparameter |
Country Status (1)
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|---|---|
| CN (1) | CN204228416U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628393A (en) * | 2016-03-01 | 2016-06-01 | 西安航空动力股份有限公司 | Aircraft engine over temperature false alarm troubleshooting method |
| CN112098098A (en) * | 2020-09-18 | 2020-12-18 | 中国航发沈阳黎明航空发动机有限责任公司 | Device and method for detecting fuel flow special for aircraft engine |
-
2014
- 2014-10-16 CN CN201420599148.7U patent/CN204228416U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628393A (en) * | 2016-03-01 | 2016-06-01 | 西安航空动力股份有限公司 | Aircraft engine over temperature false alarm troubleshooting method |
| CN112098098A (en) * | 2020-09-18 | 2020-12-18 | 中国航发沈阳黎明航空发动机有限责任公司 | Device and method for detecting fuel flow special for aircraft engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee after: Chinese Hangfa Shenyang Liming Aero engine limited liability company Address before: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee before: Liming Aeroplane Engine (Group) Co., Ltd., Shenyang City |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 Termination date: 20201016 |