CN103592131B - Engine detection, Apparatus and system - Google Patents
Engine detection, Apparatus and system Download PDFInfo
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- CN103592131B CN103592131B CN201310589352.0A CN201310589352A CN103592131B CN 103592131 B CN103592131 B CN 103592131B CN 201310589352 A CN201310589352 A CN 201310589352A CN 103592131 B CN103592131 B CN 103592131B
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Abstract
The invention discloses a kind of engine detection, Apparatus and system.Wherein, the method includes: transfer control instruction according to detection request；Use control instruction regulation electromotor is loaded to targeted loads；The operational factor of Real-time Collection electromotor；Record operational factor generates detection form.Use the present invention, solve and electromotor is controlled when test engine cost height, big problem of slipping up by prior art, it is achieved that accurately control electromotor during detection electromotor, and use the effect of processor low cost.
Description
Technical field
The present invention relates to Engine Block Test field, in particular to a kind of engine detection, Apparatus and system.
Background technology
In order to meet manufacture claim in prior art, all kinds of long examination and test examination task, these test requirements document artificial hand need to be completed
, there is bigger difficulty in dynamic operation, and manual operation error hidden danger strengthens.
For electromotor is controlled cost height, big problem of slipping up by prior art when test engine, the most not yet propose
Effective solution.
Summary of the invention
For electromotor is controlled cost height, big problem of slipping up by correlation technique when test engine, the most not yet propose
Effective solution, to this end, present invention is primarily targeted at offer a kind of engine detection, Apparatus and system, with
Solve the problems referred to above.
To achieve these goals, according to an aspect of the invention, it is provided a kind of engine detection, the method includes:
Control instruction is transferred according to detection request；Use control instruction regulation electromotor is loaded to targeted loads；Real-time Collection electromotor
Operational factor；Record operational factor generates detection form.
Further, the step transferring control instruction is asked to include according to detection: to transfer in test run curve spectrum according to detection request
Detection state；The target water outlet threshold values of the hydraulic dynamometer corresponding with detection state, wherein preset relation is read by preset relation
For the corresponding relation between default detection state and target water outlet threshold values；Obtain the control instruction corresponding with target water outlet threshold values.
Further, the step being loaded to targeted loads using control instruction regulation electromotor includes: regulated by control instruction
The outlet valve position of hydraulic dynamometer, until the water outlet threshold values of hydraulic dynamometer reaches target water outlet threshold values；By target outlet valve
The load of value regulation electromotor is targeted loads.
Further, the step obtaining the control instruction corresponding with target water outlet threshold values includes: when extracting detection from detection request
Between；Control instruction is determined according to detection time and target water outlet threshold values.
To achieve these goals, according to a further aspect in the invention, it is provided that one starts machine detecting device, this device includes:
Transfer module, for transferring control instruction according to detection request；Adjustment module, for using the negative of control instruction regulation electromotor
It is loaded onto targeted loads；Acquisition module, for the operational factor of Real-time Collection electromotor；Logging modle, is used for recording operational factor
Generate detection form.
Further, transfer module and include: state transfers module, for transferring the detection in test run curve spectrum according to detection request
State；Read module, for being read the target water outlet threshold values of the hydraulic dynamometer corresponding with detection state by preset relation, its
Middle preset relation is the corresponding relation between default detection state and target water outlet threshold values；Instruction acquisition module, for obtain with
The control instruction that target water outlet threshold values is corresponding.
Further, adjustment module includes: water outlet threshold values control module, for going out by control instruction regulation hydraulic dynamometer
Water valve position, until the water outlet threshold values of hydraulic dynamometer reaches target water outlet threshold values；Load regulation module, for going out by target
The load of water valve value regulation electromotor is targeted loads.
Further, instruction acquisition module includes: extraction module, for extracting the detection time from detection request；Instruction determines
Module, for determining control instruction according to detection time and target water outlet threshold values.
To achieve these goals, according to a further aspect in the invention, it is provided that a kind of engine detecting system, this system includes:
Processor, for transferring control instruction according to detection request, and is loaded to targeted loads use control instruction regulation electromotor
Afterwards, the operational factor of Real-time Collection electromotor, and record operational factor generation detection form.
Further, engine detecting system also includes: hydraulic dynamometer, is connected between processor and electromotor, is used for leading to
Cross control instruction and control the water outlet threshold values of outlet valve to target water outlet threshold values, and by the load of target water outlet threshold values regulation electromotor
For targeted loads.
Use the present invention, use processor to transfer control instruction according to detection request, and using control instruction regulation electromotor
After being loaded to targeted loads, the operational factor of Real-time Collection electromotor, and record operational factor generation detection form, thus
After electricity adjusts the change of impression load, electromotor corresponding fuel feed amount can be adjusted by changing the load of electromotor,
To reach a certain state of electromotor, use processor to control without Artificial Control, solve in prior art and start in test
During machine, electromotor is controlled cost height, big problem of slipping up, it is achieved that accurately control electromotor during detection electromotor, and use
Processor low cost.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the present invention shows
Meaning property embodiment and explanation thereof are used for explaining the present invention, are not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram starting machine detecting device according to embodiments of the present invention；And
Fig. 2 is the flow chart of engine detection according to embodiments of the present invention.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
According to a further aspect in the invention, it is provided that a kind of engine detecting system, this system may include that processor, is used for
Transfer control instruction according to detection request, and use control instruction regulation electromotor be loaded to targeted loads after, adopt in real time
The operational factor of collection electromotor, and record operational factor generation detection form.
Use the present invention, use processor to transfer control instruction according to detection request, and using control instruction regulation electromotor
After being loaded to targeted loads, the operational factor of Real-time Collection electromotor, and record operational factor generation detection form, thus
After electricity adjusts the change of impression load, electromotor corresponding fuel feed amount can be adjusted by changing the load of electromotor,
To reach a certain state of electromotor, use processor to control without Artificial Control, solve in prior art and start in test
During machine, electromotor is controlled cost height, big problem of slipping up, it is achieved that accurately control electromotor during detection electromotor, and use
Processor low cost.
Further, engine detecting system also includes: hydraulic dynamometer, is connected between processor and electromotor, is used for leading to
Cross control instruction and control the water outlet threshold values of outlet valve to target water outlet threshold values, and by the load of target water outlet threshold values regulation electromotor
For targeted loads.
Processor can be the core devices of data collecting system, the communication between this processor and controller of hydraulic dynamometer
Parameter may include that engine output shaft rotating speed that dynamometer measures, moment of torsion, power, water intaking valve aperture, outlet valve aperture,
And the controlled state of dynamometer.
Specifically, the water outlet threshold values of hydraulic dynamometer is shown that the aperture of outlet valve.The operation principle of hydraulic dynamometer is machine
Tool can be converted into the heat energy of water, under conditions of water intaking valve aperture is certain, strengthens or reduces the aperture of outlet valve and can subtract accordingly
Less or increase the suction merit amount of dynamometer, i.e. adjust the aperture of water valve and can control to adjust the load added to electromotor, and outlet valve
Aperture further through water outlet threshold values embody.
In the above embodiment of the present invention, communication and control can be carried out by data actuation and hydraulic dynamometer control system,
The definition of each for electromotor trial condition is converted to hydraulic dynamometer water outlet threshold values.Specifically, data actuation pre-sets test run song
Line spectrum, the corresponding relation of the water outlet threshold values of each detection state and hydraulic dynamometer in predetermined test run curve spectrum before test run, automatically
Specify detection state and the persistent period of detection during test run is composed by curve, send out the control of corresponding water valve value to hydraulic dynamometer
Instruction.More specifically, VC++6.0 and Development of Data Acquisition System computer-aided experiment based on vxi bus can be passed through
System, is used for this system in processor realizing the automatic test run to various type turboshaft engines.Wherein, test run curve spectrum is
The condition curve of one cycle period intrinsic motivation.The each trial condition of in store electromotor (i.e. detecting state) definition in processor
Be converted to the preset relation of the water outlet threshold values of hydraulic dynamometer, can specify in composing according to curve at automatic commissioning process Computer
State and duration, send out the control instruction (control model and controlling value) of corresponding controllers to hydraulic dynamometer.
Fig. 1 is the schematic diagram starting machine detecting device according to embodiments of the present invention.As it is shown in figure 1, this device may include that
Transfer module 10, for transferring control instruction according to detection request；Adjustment module 30, is used for using control instruction to regulate electromotor
Be loaded to targeted loads；Acquisition module 50, for the operational factor of Real-time Collection electromotor；Logging modle 70, for record
Operational factor generates detection form.
Use the present invention, use processor to transfer control instruction according to detection request, and using control instruction regulation electromotor
After being loaded to targeted loads, the operational factor of Real-time Collection electromotor, and record operational factor generation detection form, thus
After electricity adjusts the change of impression load, electromotor corresponding fuel feed amount can be adjusted by changing the load of electromotor,
To reach a certain state of electromotor, use processor to control without Artificial Control, solve in prior art and start in test
During machine, electromotor is controlled cost height, big problem of slipping up, it is achieved that accurately control electromotor during detection electromotor, and use
Processor low cost.
Wherein, operational factor may include that electromotor whole status datas (such as: pressure, rotating speed, moment of torsion, temperature etc.),
(dynamometer records for controlling the device status data of electromotor for engine environmental data (such as atmospheric environment etc.) and test bay
Data (the output shaft rotating speed of electromotor, moment of torsion, power), the bearing temperature of dynamometer, dynamometer inlet/outlet valve aperture, various
The value of feedback etc. of valve regulation).
Further, transfer module and may include that state transfers module, for transferring in test run curve spectrum according to detection request
Detection state；Read module, for being read the target water outlet threshold values of the hydraulic dynamometer corresponding with detection state by preset relation,
Wherein preset relation is the corresponding relation between default detection state and target water outlet threshold values；Instruction acquisition module, is used for obtaining
The control instruction corresponding with target water outlet threshold values.
In the above embodiment of the present invention, communication and control can be carried out by data actuation and hydraulic dynamometer control system,
The definition of each for electromotor trial condition is converted to hydraulic dynamometer water outlet threshold values.Specifically, data actuation pre-sets test run song
Line spectrum, the corresponding relation of the water outlet threshold values of each detection state and hydraulic dynamometer in predetermined test run curve spectrum before test run, automatically
Specify detection state and the persistent period of detection during test run is composed by curve, send out the control of corresponding water valve value to hydraulic dynamometer
Instruction.More specifically, VC++6.0 and Development of Data Acquisition System computer-aided experiment based on vxi bus can be passed through
System, is used for this system in processor realizing the automatic test run to various type turboshaft engines.
Further, adjustment module includes: water outlet threshold values control module, for going out by control instruction regulation hydraulic dynamometer
Water valve position, until the water outlet threshold values of hydraulic dynamometer reaches target water outlet threshold values；Load regulation module, for going out by target
The load of water valve value regulation electromotor is targeted loads.
Further, instruction acquisition module includes: extraction module, for extracting the detection time from detection request；Instruction determines
Module, for determining control instruction according to detection time and target water outlet threshold values.
By the above embodiment of the present invention, the detection number to electromotor can be realized by the operational factor of Real-time Collection electromotor
According to automatic record, and generate test run record detection form.Simultaneously as the parameter of detection request detection is different every time,
The different parameter item that can record in detection form table.
After generating this detection form, the detection form of different-format (such as EXCEL) can be exported according to the demand that user is different.
And user can check at different time and improve firing test data (operational factor including in above-described embodiment and test run curve spectrum)
Playback function.And the playback function of original ride data actuation is only capable of checking that test run curve is composed, use the application will try
The operational factor that part-time section during car gathers derives, to meet data analysis calculating requirement.
In the above embodiment of the present invention, detection state may include that being automatically obtained of acceleration and deceleration, transient state firing test data record
And response time judges；Lubricating oil inlet oil temperature controls and record；During engine bleed, performance calculating formula changes and corresponding automatically
The running status that the electromotors such as bleed record are different.These information can be carried in detection request.
Fig. 2 is the flow chart of engine detection according to embodiments of the present invention, and the method comprises the steps: as shown in Figure 2
Step S102, transfers control instruction according to detection request.
Step S104, use control instruction regulation electromotor is loaded to targeted loads.
Step S106, the operational factor of Real-time Collection electromotor.
Step S108, record operational factor generates detection form.
Use the present invention, use processor to transfer control instruction according to detection request, and using control instruction regulation electromotor
After being loaded to targeted loads, the operational factor of Real-time Collection electromotor, and record operational factor generation detection form, thus
After electricity adjusts the change of impression load, electromotor corresponding fuel feed amount can be adjusted by changing the load of electromotor,
To reach a certain state of electromotor, use processor to control without Artificial Control, solve in prior art and start in test
During machine, electromotor is controlled cost height, big problem of slipping up, it is achieved that accurately control electromotor during detection electromotor, and use
Processor low cost.
Further, ask the step transferring control instruction to may include that according to detection request according to detection and transfer test run curve spectrum
On detection state；Read the target water outlet threshold values of the hydraulic dynamometer corresponding with detection state by preset relation, wherein preset
Relation is the corresponding relation between default detection state and target water outlet threshold values；Obtain the control corresponding with target water outlet threshold values to refer to
Order.
In the above embodiment of the present invention, communication and control can be carried out by data actuation and hydraulic dynamometer control system,
The definition of each for electromotor trial condition is converted to hydraulic dynamometer water outlet threshold values.Specifically, data actuation pre-sets test run song
Line spectrum, the corresponding relation of the water outlet threshold values of each detection state and hydraulic dynamometer in predetermined test run curve spectrum before test run, automatically
Specify detection state and the persistent period of detection during test run is composed by curve, send out the control of corresponding water valve value to hydraulic dynamometer
Instruction.More specifically, VC++6.0 and Development of Data Acquisition System computer-aided experiment based on vxi bus can be passed through
System, is used for this system in processor realizing the automatic test run to various type turboshaft engines.
According to the abovementioned embodiments of the present invention, the step being loaded to targeted loads using control instruction regulation electromotor may include that
By the outlet valve position of control instruction regulation hydraulic dynamometer, until the water outlet threshold values of hydraulic dynamometer reaches target water outlet threshold values；
It is targeted loads by the load of target water outlet threshold values regulation electromotor.
In the above embodiment of the present invention, the step obtaining the control instruction corresponding with target water outlet threshold values may include that from inspection
Survey in request and extract the detection time；Control instruction is determined according to detection time and target water outlet threshold values.
By the above embodiment of the present invention, the detection number to electromotor can be realized by the operational factor of Real-time Collection electromotor
According to automatic record, and generate test run record detection form.Simultaneously as the parameter of detection request detection is different every time,
The different parameter item that can record in detection form table.
After generating this detection form, the detection form of different-format (such as EXCEL) can be exported according to the demand that user is different.
And user can check at different time and improve firing test data (operational factor including in above-described embodiment and test run curve spectrum)
Playback function.And the playback function of original ride data actuation is only capable of checking that test run curve is composed, use the application will try
The operational factor that part-time section during car gathers derives, to meet data analysis calculating requirement.
In the above embodiment of the present invention, detection state may include that being automatically obtained of acceleration and deceleration, transient state firing test data record
And response time judges；Lubricating oil inlet oil temperature controls and record；During engine bleed, performance calculating formula changes and corresponding automatically
The running status that the electromotors such as bleed record are different.These information can be carried in detection request.
According to the abovementioned embodiments of the present invention, long car curve spectrum of having a try can be increased, meet simultaneously user can editting function, and
During detection, test run is had no progeny, the original position etc. of automatic test run can be selected according to test run condition requirement.
Specifically, owing to the parameter of long examination examination is T41, XNH, moment of torsion, first touching the mark with any one in three is as the criterion, and
In test run three examination parameters which first reach, affected by atmospheric condition, therefore automatically test run need examination parameter is carried out from
Dynamic judgement, and update test run curve spectrum according to the examination parameter determined, to meet the functional requirements such as acceleration and deceleration.And due to examination
Parameter request is meansigma methods, and automatic test run the mean parameter of same state can calculate display function in the increase stage in real time.
In the above embodiment of the present invention, the operational factor of Real-time Collection may include that long examination lubricating oil low-voltage test, lubricating oil are high
Pressure test, the 115 DEG C of hot tests of oil inlet temperature, the measurement of commissioning process lube use rate, oil tank temperature survey, fuel oil height
The controlling tests such as pressure and measurement parameter.
It should be noted that can be at the computer of such as one group of computer executable instructions in the step shown in the flow chart of accompanying drawing
System performs, and, although show logical order in flow charts, but in some cases, can be to be different from this
The step shown or described by order execution at place.
As can be seen from the above description, present invention achieves following technique effect: use the present invention, use processor root
Transfer control instruction according to detection request, and use control instruction regulation electromotor be loaded to targeted loads after, Real-time Collection
The operational factor of electromotor, and record operational factor generate detection form, thus can by change electromotor load,
After electricity adjusts the change of impression load, adjusting electromotor corresponding fuel feed amount, to reach a certain state of electromotor, use processes
Device controls without Artificial Control, solves in prior art, the error high to the control cost of electromotor when test engine
Big problem, it is achieved that accurately control electromotor during detection electromotor, and use processor low cost.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be with general calculating
Device realizes, and they can concentrate on single calculating device, or is distributed on the network that multiple calculating device is formed,
Alternatively, they can realize with calculating the executable program code of device, it is thus possible to be stored in storing device
In perform by calculating device, or they are fabricated to respectively each integrated circuit modules, or by the multiple modules in them
Or step is fabricated to single integrated circuit module and realizes.So, the present invention is not restricted to the combination of any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art
For, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of being made, etc.
With replacement, improvement etc., should be included within the scope of the present invention.
Claims (8)
1. an engine detection, it is characterised in that including:
Control instruction is transferred according to detection request；Transfer control instruction according to detection request to include: according to described detection
The detection state in test run curve spectrum is transferred in request；The waterpower corresponding with described detection state is read by preset relation
The target water outlet threshold values of dynamometer, wherein preset relation is between default detection state and described target water outlet threshold values
Corresponding relation；Obtain the control instruction corresponding with described target water outlet threshold values；By data actuation and waterpower measurement of power
Device control system carries out communication and control, and the definition of each for electromotor trial condition is converted to hydraulic dynamometer outlet valve
Value, specifically, data actuation pre-sets test run curve spectrum, respectively examines before test run in predetermined test run curve spectrum
Survey state and the corresponding relation of the water outlet threshold values of hydraulic dynamometer, specify in composing by test run curve in automatic commissioning process
Detection state and the persistent period of detection, send out the control instruction of corresponding water outlet threshold values to hydraulic dynamometer；
Use described control instruction regulation electromotor is loaded to targeted loads；
The operational factor of electromotor described in Real-time Collection；
Record described operational factor and generate detection form.
Engine detection the most according to claim 1, it is characterised in that use the regulation of described control instruction to start
The step being loaded to targeted loads of machine includes:
The outlet valve position of described hydraulic dynamometer is regulated by described control instruction, until described hydraulic dynamometer
Water outlet threshold values reaches described target water outlet threshold values；
The load being regulated described electromotor by described target water outlet threshold values is described targeted loads.
Engine detection the most according to claim 1, it is characterised in that obtain and described target water outlet threshold values pair
The step of the described control instruction answered includes:
The detection time is extracted from described detection request；
Described control instruction is determined according to described detection time and described target water outlet threshold values.
4. one kind is started machine detecting device, it is characterised in that including:
Transfer module, for transferring control instruction according to detection request；Described module of transferring includes: state transfers mould
Block, for transferring the detection state in test run curve spectrum according to described detection request；Read module, for by advance
If relation reads the target water outlet threshold values of the hydraulic dynamometer corresponding with described detection state, wherein preset relation is pre-
If detection state and described target water outlet threshold values between corresponding relation；Instruction acquisition module, for obtaining and institute
State the control instruction that target water outlet threshold values is corresponding；By data actuation and hydraulic dynamometer control system carry out communication and
Controlling, the definition of each for electromotor trial condition is converted to hydraulic dynamometer water outlet threshold values, specifically, data actuation is pre-
First set test run curve spectrum, the going out of each detection state and hydraulic dynamometer in predetermined test run curve spectrum before test run
The corresponding relation of water valve value, when specifying detection state and detection lasting by test run curve in composing in automatic commissioning process
Between, the control instruction of corresponding water outlet threshold values is sent out to hydraulic dynamometer；
Adjustment module, for use described control instruction regulation electromotor be loaded to targeted loads；
Acquisition module, for the operational factor of electromotor described in Real-time Collection；
Logging modle, is used for recording described operational factor and generates detection form.
The most according to claim 4 start machine detecting device, it is characterised in that described adjustment module includes:
Water outlet threshold values control module, for regulating the outlet valve position of described hydraulic dynamometer by described control instruction
Put, until the water outlet threshold values of described hydraulic dynamometer reaches described target water outlet threshold values；
Load regulation module, is described target for being regulated the load of described electromotor by described target water outlet threshold values
Load.
The most according to claim 4 start machine detecting device, it is characterised in that described instruction acquisition module includes:
Extraction module, for extracting the detection time from described detection request；
Instruction determines module, for determining that described control refers to according to described detection time and described target water outlet threshold values
Order.
7. an engine detecting system, it is characterised in that including:
Processor, for transferring control instruction according to detection request, transfers control instruction according to detection request and includes:
The detection state in test run curve spectrum is transferred according to described detection request；Read and described detection shape by preset relation
The target water outlet threshold values of the hydraulic dynamometer that state is corresponding, wherein preset relation is default detection state and described target
Corresponding relation between water outlet threshold values；Obtain the control instruction corresponding with described target water outlet threshold values；Wherein, pass through
Data actuation and hydraulic dynamometer control system carry out communication and control, the definition of each for electromotor trial condition are converted to
Hydraulic dynamometer water outlet threshold values, specifically, data actuation pre-sets test run curve spectrum, predetermined before test run
In test run curve spectrum, each detection state and the corresponding relation of the water outlet threshold values of hydraulic dynamometer, press in automatic commissioning process
Test run curve spectrum specifies detection state and the persistent period of detection, sends out corresponding water outlet threshold values to hydraulic dynamometer
Control instruction；And use described control instruction regulation electromotor be loaded to targeted loads after, Real-time Collection
The operational factor of described electromotor, and record described operational factor generation detection form.
Engine detecting system the most according to claim 7, it is characterised in that described engine detecting system also includes:
Hydraulic dynamometer, is connected between described processor and described electromotor, for by described control instruction control
Make the water outlet threshold values of water valve to target water outlet threshold values, and regulate described electromotor by described target water outlet threshold values
Load is described targeted loads.
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| CN201310589352.0A CN103592131B (en) | 2013-11-20 | 2013-11-20 | Engine detection, Apparatus and system |
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| CN201310589352.0A CN103592131B (en) | 2013-11-20 | 2013-11-20 | Engine detection, Apparatus and system |
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Families Citing this family (5)
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| CN105424373A (en) * | 2014-09-17 | 2016-03-23 | 天津爱诚机电设备有限公司 | Engine detection system |
| CN104596769B (en) * | 2014-12-14 | 2017-05-10 | 中国航空工业集团公司北京长城计量测试技术研究所 | Real thrust measuring and calculating method for test run of aero-engine on indoor test bed |
| CN106013322A (en) * | 2016-06-07 | 2016-10-12 | 中国南方航空工业(集团)有限公司 | Water supply system for high-speed hydraulic dynamometer and circulating water pressure control method |
| CN109632328B (en) * | 2019-01-21 | 2021-05-18 | 中国航发湖南动力机械研究所 | Turboshaft engine inspection test device, system and method |
| CN111323156B (en) * | 2020-03-25 | 2021-08-06 | 中国船舶重工集团公司第七0三研究所 | Robust hydraulic dynamometer control method |
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Address after: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee after: China Hangfa South Industrial Co. Ltd. Address before: 412002 Dong Jiaduan, Zhuzhou, Hunan Patentee before: China Southern Airlines Industry (Group) Co., Ltd. |