CN115164994A - Load spectrum-based test method, device, equipment and medium - Google Patents
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Abstract
The application discloses a test method, a test device, test equipment and a test medium based on a load spectrum, and relates to the technical field of electromechanical servo system tests. The method applied to the missile-borne electromechanical servo system comprises the following steps: acquiring a flight condition load spectrum and an environmental stress spectrum, wherein the flight condition load spectrum contains a moment curve and a position curve corresponding to a moment parameter and a position parameter respectively, so that a plurality of parameters in all service time can be tested in one testing process; the environmental stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve which are respectively corresponding to a temperature parameter, an air pressure parameter and a humidity parameter; extracting features according to the position features and the moment features to obtain a position curve and a moment curve; the environmental stress spectrum is fitted with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve, and the fitted position curve and the fitted moment curve are tested, so that the missile-borne electromechanical servo system is in a real working condition during testing, and the test coverage and the test efficiency are improved.
Description
Technical Field
The present application relates to the field of electromechanical servo system testing technologies, and in particular, to a method, an apparatus, a device, and a medium for testing based on a load spectrum.
Background
With the development of the electromechanical servo system, the testing technology for the electromechanical servo system is also developed. Which is also particularly important for the testing of the various parameters of the missile-borne electromechanical servo system. In the prior art, when testing parameters of a missile-borne electromechanical servo system, the missile-borne electromechanical servo system has the service characteristic of short-time work, so that when the missile-borne electromechanical servo system works, only a single parameter can be tested according to task technical indexes; in a short time, the influence of the environmental parameters of the missile-borne electromechanical servo system under the real working condition cannot be caused, and at the moment, the obtained test result can only represent whether each parameter of the missile-borne electromechanical servo system in the short time meets the standard or not and can not represent whether each parameter of the missile-borne electromechanical servo system in the whole time meets the standard or not, namely, the test coverage is poor. Meanwhile, due to the service characteristic of short-time work of the missile-borne electromechanical servo system, only one parameter can be tested within one working time, and all the parameters cannot be tested.
In view of the above-mentioned problems, it is an endeavor of those skilled in the art to find ways to improve test coverage and test efficiency.
Disclosure of Invention
The application aims to provide a test method, a test device, test equipment and a test medium based on a load spectrum, which are used for improving test coverage and test efficiency.
In order to solve the above technical problem, the present application provides a test method based on a load spectrum, which is applied to a missile-borne electromechanical servo system, and includes:
acquiring a flight condition load spectrum and an environment stress spectrum, wherein the flight condition load spectrum contains a moment curve and a position curve corresponding to a moment parameter and a position parameter respectively, and the environment stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve corresponding to a temperature parameter, an air pressure parameter and a humidity parameter respectively;
extracting the characteristics of the load spectrum under the flight working condition according to the position characteristics and the moment characteristics to obtain a position curve and a moment curve;
fitting the environmental stress spectrum with a position curve and a moment curve respectively to obtain a fitted position curve and a fitted moment curve;
and testing the fitted position curve and the fitted torque curve.
Preferably, the testing the fitted position curve and the fitted moment curve comprises:
generating a test curve according to the fitting position curve and the fitting torque curve, wherein the test curve is a curve generated by a plurality of parameters according to time;
selecting a time interval according to the test curve;
during the time interval, the test curve is tested.
Preferably, after the test curve is tested, the method further comprises:
judging whether a plurality of parameters represented by the test curve reach preset values or not;
if yes, the characterization test is qualified;
if not, the characterization test is not qualified.
Preferably, after the characterization test fails, the method further comprises:
and outputting prompt information representing that the test is unqualified.
Preferably, after the characterization test is passed, the method further comprises:
test values of a plurality of parameters are output.
Preferably, after generating the test curve according to the fitted position curve and the fitted moment curve, before selecting the time interval according to the test curve, the method further includes:
judging whether the maximum value of the test curve exceeds a preset maximum value or not;
if yes, ending;
if not, the step of selecting a time interval according to the test curve is carried out.
Preferably, fitting the environmental stress spectrum to the position curve and the moment curve, respectively, comprises:
and respectively fitting the environmental stress spectrum with a position curve and a moment curve by a least square method.
In order to solve the above technical problem, the present application further provides a testing apparatus based on a load spectrum, including:
the acquiring module is used for acquiring a flight condition load spectrum and an environment stress spectrum, the flight condition load spectrum contains a moment curve and a position curve corresponding to a moment parameter and a position parameter respectively, and the environment stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve corresponding to a temperature parameter, an air pressure parameter and a humidity parameter respectively;
the characteristic extraction module is used for extracting the characteristics of the load spectrum under the flight working condition according to the position characteristics and the moment characteristics to obtain a position curve and a moment curve;
the first fitting module is used for fitting the environmental stress spectrum with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve;
and the first testing module is used for testing the fitting position curve and the fitting torque curve.
In addition, the device also comprises the following modules:
the generating module is used for generating a test curve according to the fitting position curve and the fitting moment curve, and the test curve is a curve generated by a plurality of parameters according to time;
the selection module is used for selecting a time interval according to the test curve;
and the second testing module is used for testing the testing curve in the time interval.
The first judgment module is used for judging whether a plurality of parameters represented by the test curve reach preset values or not;
if yes, the characterization test is qualified;
if not, the characterization test is not qualified.
And the first output module is used for outputting prompt information for representing that the test is unqualified.
And the second output module is used for outputting the test values of the parameters.
The second judgment module is used for judging whether the maximum value of the test curve exceeds a preset maximum value or not;
if yes, ending;
if not, entering a selection module.
And the second fitting module is used for fitting the environmental stress spectrum with the position curve and the moment curve respectively by a least square method.
In order to solve the above technical problem, the present application further provides a test apparatus based on a load spectrum, including:
a memory for storing a computer program;
and the processor is used for pointing to a computer program to realize the steps of the test method based on the load spectrum.
In order to solve the above technical problem, the present application further provides a computer-readable storage medium, where a computer program is stored, and when the computer program is executed by a processor, the steps of the above all load spectrum-based test method are implemented.
The test method based on the load spectrum, which is provided by the application, is applied to a missile-borne electromechanical servo system and comprises the following steps: acquiring a flight condition load spectrum and an environment stress spectrum, wherein the flight condition load spectrum contains a moment curve and a position curve corresponding to a moment parameter and a position parameter respectively, and the environment stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve corresponding to a temperature parameter, an air pressure parameter and a humidity parameter respectively; extracting the characteristics of the load spectrum under the flight working condition according to the position characteristics and the moment characteristics to obtain a position curve and a moment curve; and fitting the environmental stress spectrum with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve, and testing. Because the flight working condition load spectrum contains the position curve and the moment curve, a plurality of parameters can be obtained for testing in one testing process; meanwhile, only when the missile-borne electromechanical servo system is in a working state, the position curve and the moment curve can be obtained from the flight working condition load spectrum, and the environmental stress spectrum is fitted with the position curve and the moment curve respectively, so that the missile-borne electromechanical servo system is used for testing parameters under a real working condition, and the purposes of improving the test coverage and the test efficiency are achieved.
The application also provides a test device, equipment and medium based on the load spectrum, and the effect is the same as the above.
Drawings
In order to more clearly illustrate the embodiments of the present application, the drawings needed for the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a flowchart of a load spectrum-based testing method according to an embodiment of the present disclosure;
FIG. 2 is a block diagram of a test apparatus based on load spectrum according to an embodiment of the present disclosure;
fig. 3 is a block diagram of a test apparatus based on load spectrum according to an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the present application.
The core of the application is to provide a test method, a test device, test equipment and a test medium based on a load spectrum, which can improve test coverage and test efficiency.
In order that those skilled in the art will better understand the disclosure, the following detailed description is given with reference to the accompanying drawings.
Fig. 1 is a flowchart of a load spectrum-based testing method according to an embodiment of the present disclosure. As shown in fig. 1, the test method based on the load spectrum is applied to a missile-borne electromechanical servo system, and includes:
s10: and acquiring a load spectrum and an environmental stress spectrum of the flight working condition.
The flight condition load spectrum comprises a moment curve and a position curve corresponding to the moment parameter and the position parameter respectively, and the environment stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve corresponding to the temperature parameter, the air pressure parameter and the humidity parameter respectively.
The obtaining of the load spectrum under the flight condition needs to be obtained through wind tunnel experiments, pneumatic simulation experiments and the like. The flight condition load spectrum also comprises curves corresponding to other parameters, and the other parameters can be corner angles, power and the like.
S11: and (4) performing characteristic extraction on the flight working condition load spectrum according to the position characteristic and the moment characteristic to obtain a position curve and a moment curve.
S12: and fitting the environmental stress spectrum with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve.
It should be noted that, as a preferred embodiment, the environmental stress spectrum may be fitted to the position curve and the moment curve respectively by a least square method. The least squares method (also known as the least squares method) is a mathematical optimization method. It finds the best functional match of the data by minimizing the sum of the squares of the errors. The unknown data can be easily obtained by the least square method, and the sum of squares of errors between the obtained data and actual data is minimized.
The least squares method may be used for curve fitting. For a given data point { (X) i ,Y i ) Where i =0,1, \8230;, m. In the determined function class phi, solving P (X) epsilon phi to make the square sum E of errors 2 Minimum, E 2 ＝Σ(P(X i )-Y i ) 2 . Geometrically, it is sought to match a given data point { (X) i ,Y i ) Where i =0,1, \8230The curve y = P (X) where the sum of squared distances of m is the minimum. The function P (X) is called a fitting function or a least square solution, and a method of solving the fitting function P (X) is called a least square method of curve fitting.
S13: and testing the fitted position curve and the fitted torque curve.
The specific steps for testing the fitting position curve and the fitting moment curve are as follows:
generating a test curve according to the fitting position curve and the fitting torque curve, wherein the test curve is a curve generated by a plurality of parameters according to time;
selecting a time interval according to the test curve;
during the time interval, the test curve is tested.
The test method based on the load spectrum, which is provided by the application, is applied to a missile-borne electromechanical servo system and comprises the following steps: acquiring a flight condition load spectrum and an environment stress spectrum, wherein the flight condition load spectrum comprises a moment curve and a position curve corresponding to a moment parameter and a position parameter respectively, and the environment stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve corresponding to a temperature parameter, an air pressure parameter and a humidity parameter respectively; extracting the characteristics of the load spectrum under the flight working condition according to the position characteristics and the moment characteristics to obtain a position curve and a moment curve; and fitting the environmental stress spectrum with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve, and testing. Because the flight working condition load spectrum contains the position curve and the moment curve, a plurality of parameters can be obtained for testing in one testing process; meanwhile, only when the missile-borne electromechanical servo system is in a working state, a position curve and a moment curve can be obtained from a load spectrum under the flight working condition, and at the moment, an environmental stress spectrum is fitted with the position curve and the moment curve respectively, so that the missile-borne electromechanical servo system tests parameters under the real working condition; because the flight condition load spectrum can contain curves corresponding to other parameters except for the position curve and the moment curve, a plurality of parameters in all service time can be tested in one test process, and the purposes of improving test coverage and test efficiency are achieved.
On the basis of the above embodiment, as a more preferable embodiment, after the test of the test curve, the method further includes:
judging whether a plurality of parameters represented by the test curve reach preset values or not;
if yes, the characterization test is qualified;
if not, the characterization test is not qualified.
In the time interval, a time point (the time point is a time point on the x axis of the test curve) is selected, the time point corresponds to the values of the plurality of test parameters, and in order to definitely know whether the test is qualified, whether the plurality of parameters reach preset values needs to be judged. After the judgment, if the characterization test is unqualified, outputting prompt information indicating that the characterization test is unqualified; and if the characterization test is qualified, outputting test values of a plurality of parameters. The prompt information may be expressed in the form of a text or a data string. When the prompt information is expressed in a text form, the prompt information can be expressed as characters such as unqualified test, failed test and the like; when the hint information is represented in the form of a data string, the data string may be 1 bit, 2 bits, 4 bits, 8 bits, etc., and may be sequentially represented as "1", "10", "1100", "11001110", etc. according to the order of the number of bits of the data string, it is understood that the hint information is represented in only one of many embodiments, and the hint information is not limited in the representation form of the hint information in this embodiment, and the implementation manner of the hint information may be determined according to the specific implementation scenario.
On the basis of the foregoing embodiment, as a more preferable embodiment, after generating the test curve according to the fitted position curve and the fitted moment curve, before selecting the time interval according to the test curve, the method further includes:
judging whether the maximum value of the test curve exceeds a preset maximum value or not;
if yes, ending;
if not, the step of selecting a time interval according to the test curve is carried out.
In this embodiment, in order to improve the testing efficiency, when the maximum value of the obtained testing curve exceeds the preset maximum value, it is indicated that an error occurs in the testing curve, and the testing can be directly ended at this time. Examples may be: when the preset maximum value is 10, when the maximum value of the obtained test curve is 15, and at this time, 15 is greater than 10, that is, it indicates that the test curve has an error, and when the test curve has an error, the test is performed on the erroneous test curve, and the obtained test result is also inevitably erroneous, so that in order to avoid such a situation, the test is directly ended when it is determined that the test curve has an error. Therefore, the purpose of improving the testing efficiency is achieved.
In the above embodiments, the test method based on the load spectrum is described in detail, and the present application also provides embodiments corresponding to the test apparatus based on the load spectrum. It should be noted that the present application describes the embodiments of the apparatus portion from two perspectives, one is from the perspective of the function module, and the other is from the perspective of the hardware.
Fig. 2 is a structural diagram of a test apparatus based on a load spectrum according to an embodiment of the present application. As shown in fig. 2, the present application also provides a load spectrum-based test apparatus, including:
the acquiring module 20 is configured to acquire a flight condition load spectrum and an environmental stress spectrum, where the flight condition load spectrum includes a moment curve and a position curve corresponding to a moment parameter and a position parameter, and the environmental stress spectrum at least includes one of a temperature curve, an air pressure curve and a humidity curve corresponding to a temperature parameter, an air pressure parameter and a humidity parameter;
the characteristic extraction module 21 is used for extracting the characteristics of the load spectrum under the flight working condition according to the position characteristics and the moment characteristics to obtain a position curve and a moment curve;
the first fitting module 22 is configured to fit the environmental stress spectrum with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve;
and the first testing module 23 is used for testing the fitting position curve and the fitting moment curve.
In addition, the device also comprises the following modules:
the generating module is used for generating a test curve according to the fitting position curve and the fitting moment curve, and the test curve is a curve generated by a plurality of parameters according to time;
the selection module is used for selecting a time interval according to the test curve;
and the second testing module is used for testing the testing curve in the time interval.
The first judgment module is used for judging whether a plurality of parameters represented by the test curve reach preset values or not;
if yes, the characterization test is qualified;
if not, the characterization test is unqualified.
And the first output module is used for outputting prompt information indicating that the test is unqualified.
And the second output module is used for outputting the test values of the parameters.
The second judgment module is used for judging whether the maximum value of the test curve exceeds a preset maximum value or not;
if yes, ending;
if not, entering a selection module.
And the second fitting module is used for fitting the environmental stress spectrum with the position curve and the moment curve respectively by a least square method.
The test method based on the load spectrum is applied to a missile-borne electromechanical servo system and comprises the following steps: acquiring a flight condition load spectrum and an environment stress spectrum, wherein the flight condition load spectrum comprises a moment curve and a position curve corresponding to a moment parameter and a position parameter respectively, and the environment stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve corresponding to a temperature parameter, an air pressure parameter and a humidity parameter respectively; extracting the characteristics of the load spectrum under the flight working condition according to the position characteristics and the moment characteristics to obtain a position curve and a moment curve; and fitting the environmental stress spectrum with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve, and testing. Because the flight working condition load spectrum contains the position curve and the moment curve, a plurality of parameters can be obtained for testing in one testing process; meanwhile, only when the missile-borne electromechanical servo system is in a working state, a position curve and a moment curve can be obtained from a load spectrum under the flight working condition, and at the moment, an environmental stress spectrum is fitted with the position curve and the moment curve respectively, so that the missile-borne electromechanical servo system tests parameters under the real working condition; because the flight condition load spectrum can contain curves corresponding to other parameters except for the position curve and the moment curve, a plurality of parameters in all service time can be tested in one test process, and the purposes of improving test coverage and test efficiency are achieved.
Since the embodiments of the apparatus portion and the method portion correspond to each other, please refer to the description of the embodiments of the method portion for the embodiments of the apparatus portion, which is not repeated here.
Fig. 3 is a structural diagram of a test apparatus based on a load spectrum according to an embodiment of the present application, and as shown in fig. 3, a test apparatus based on a load spectrum includes:
a memory 30 for storing a computer program;
a processor 31 for implementing the steps of the load spectrum based testing method as mentioned in the above embodiments when executing the computer program.
The load spectrum based test device provided by the embodiment may include, but is not limited to, a smart phone, a tablet computer, a notebook computer, a desktop computer, or the like.
The processor 31 may include one or more processing cores, such as a 4-core processor, an 8-core processor, and the like. The processor 31 may be implemented in at least one hardware form of Digital Signal Processing (DSP), field-Programmable Gate Array (FPGA), and Programmable Logic Array (PLA). The processor 31 may also include a main processor and a coprocessor, where the main processor is a processor for Processing data in a wake state, and is also called a Central Processing Unit (CPU); a coprocessor is a low power processor for processing data in a standby state. In some embodiments, the processor 31 may be integrated with a Graphics Processing Unit (GPU) which is responsible for rendering and drawing the content required to be displayed by the display screen. In some embodiments, processor 31 may further include an Artificial Intelligence (AI) processor for processing computational operations related to machine learning.
In some embodiments, the load spectrum based test device may further include a display screen, an input-output interface, a communication interface, a power source, and a communication bus.
Those skilled in the art will appreciate that the configuration shown in FIG. 3 does not constitute a limitation of a load spectrum based test apparatus and may include more or fewer components than those shown.
The load spectrum based test device provided by the embodiment of the application comprises a memory 30 and a processor 31, and when the processor 31 executes a program stored in the memory 30, the load spectrum based test method can be realized.
Finally, the application also provides a corresponding embodiment of the computer readable storage medium. The computer-readable storage medium has stored thereon a computer program which, when being executed by a processor, carries out the steps as set forth in the above-mentioned method embodiments.
It is to be understood that if the method in the above embodiments is implemented in the form of software functional units and sold or used as a stand-alone product, it can be stored in a computer readable storage medium. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium and executes all or part of the steps of the methods described in the embodiments of the present application, or all or part of the technical solutions. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (Read-Only Memory), a ROM, a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The present application provides a method, an apparatus, a device and a medium for load spectrum based testing. The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Claims (10)
1. A test method based on a load spectrum is characterized by being applied to a missile-borne electromechanical servo system and comprising the following steps:
acquiring a flight working condition load spectrum and an environment stress spectrum, wherein the flight working condition load spectrum comprises a moment curve and a position curve which are respectively corresponding to a moment parameter and a position parameter, and the environment stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve which are respectively corresponding to a temperature parameter, an air pressure parameter and a humidity parameter;
extracting the characteristics of the flight condition load spectrum according to the position characteristics and the moment characteristics to obtain a position curve and a moment curve;
fitting the environmental stress spectrum with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve;
and testing the fitted position curve and the fitted torque curve.
2. A load spectrum based testing method according to claim 1, wherein the testing the fitted position curve and the fitted moment curve comprises:
generating a test curve according to the fitting position curve and the fitting moment curve, wherein the test curve is a curve generated by a plurality of parameters according to time;
selecting a time interval according to the test curve;
and testing the test curve in the time interval.
3. The load spectrum-based testing method of claim 2, further comprising, after said testing the test curve:
judging whether a plurality of parameters represented by the test curve reach preset values or not;
if yes, the characterization test is qualified;
if not, the characterization test is not qualified.
4. The load spectrum-based testing method of claim 3, further comprising, after failing the characterization test:
and outputting prompt information for representing the test failure.
5. The load spectrum-based testing method of claim 3, further comprising, after the characterization test passes:
outputting a plurality of test values of the parameter.
6. A load spectrum-based testing method according to claim 2, wherein after generating a test curve from the fitted position curve and the fitted moment curve, before selecting a time interval from the test curve, further comprising:
judging whether the maximum value of the test curve exceeds a preset maximum value or not;
if yes, ending;
if not, entering the step of selecting the time interval according to the test curve.
7. A load spectrum based testing method according to claim 1, wherein said fitting the environmental stress spectrum to the position curve and the moment curve, respectively, comprises:
and fitting the environmental stress spectrum with the position curve and the moment curve respectively by a least square method.
8. A load spectrum based testing apparatus, comprising:
the system comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring a flight working condition load spectrum and an environmental stress spectrum, the flight working condition load spectrum comprises a moment curve and a position curve which are respectively corresponding to a moment parameter and a position parameter, and the environmental stress spectrum at least comprises one of a temperature curve, an air pressure curve and a humidity curve which are respectively corresponding to a temperature parameter, an air pressure parameter and a humidity parameter;
the characteristic extraction module is used for carrying out characteristic extraction on the flight working condition load spectrum according to the position characteristic and the moment characteristic to obtain a position curve and a moment curve;
the first fitting module is used for fitting the environmental stress spectrum with the position curve and the moment curve respectively to obtain a fitted position curve and a fitted moment curve;
and the first testing module is used for testing the fitting position curve and the fitting moment curve.
9. A load spectrum based test apparatus, comprising:
a memory for storing a computer program;
a processor for implementing the steps of the load spectrum based testing method according to any one of claims 1 to 7 when executing the computer program.
10. A computer-readable storage medium, characterized in that a computer program is stored on the computer-readable storage medium, which computer program, when being executed by a processor, carries out the steps of the load spectrum based testing method according to any one of claims 1 to 7.
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| CN202210898867.8A CN115164994A (en) | 2022-07-28 | 2022-07-28 | Load spectrum-based test method, device, equipment and medium |
| PCT/CN2022/132177 WO2024021369A1 (en) | 2022-07-28 | 2022-11-16 | Load-spectrum-based test method, apparatus and device, and medium |
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| CN112498737A (en) * | 2020-12-09 | 2021-03-16 | 中国航空工业集团公司沈阳飞机设计研究所 | Fatigue test method for light airplane |
| CN113095192B (en) * | 2021-04-02 | 2023-12-12 | 中国农业大学 | Dynamic load spectrum compiling method based on time domain extrapolation technology |
| CN114035042A (en) * | 2021-10-08 | 2022-02-11 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | Servo system life test method and device, computer equipment and storage medium |
| CN114169144A (en) * | 2021-11-15 | 2022-03-11 | 中国航空工业集团公司沈阳飞机设计研究所 | Random load spectrum compiling method under force-heat-vibration composite environment |
| CN115164994A (en) * | 2022-07-28 | 2022-10-11 | 四川航天烽火伺服控制技术有限公司 | Load spectrum-based test method, device, equipment and medium |
-
2022
- 2022-07-28 CN CN202210898867.8A patent/CN115164994A/en active Pending
- 2022-11-16 WO PCT/CN2022/132177 patent/WO2024021369A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024021369A1 (en) * | 2022-07-28 | 2024-02-01 | 四川航天烽火伺服控制技术有限公司 | Load-spectrum-based test method, apparatus and device, and medium |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024021369A1 (en) | 2024-02-01 |
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