Engine simulation system and engine simulation method
Through the engine simulation system, multiple units are combined to realize engine system control simulation and health management simulation, solving the problem of high simulation costs in the prior art, reducing costs and improving the reliability of the simulation process.
Patent Information
- Application Number
- CN202411794838.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-06
- Publication Date
- 2025-04-25
AI Technical Summary
In the prior art, engine system control and health management are usually done by two different systems, resulting in high simulation costs.
An engine simulation system is provided, including model simulation equipment, signal conditioning unit, interface adaptation and fault injection unit, signal processing unit and data acquisition unit. Through the combination of these units, engine system control simulation and health management simulation are realized to reduce costs.
The engine system control simulation and health management simulation are realized through a set of systems, which reduces costs and improves the reliability of the simulation process.
Smart Images
Figure CN119885560A_ABST
Abstract
Description
Technical Field
[0001] The present disclosure relates to the technical field of engine simulation, and in particular to an engine simulation system and an engine simulation method. Background Art
[0002] During the engine design process, the simulation platform can be used to test the overall engine performance and control system quality without bench testing, and to manage and verify the health of the engine, so as to discover defects in system design early, determine the best design solution, and reduce experimental risks and costs.
[0003] In the related art, since the electronic controller used in the engine control system and the recording diagnostic device used in the health management system have different security levels, the update restriction conditions for the software are different, and the device interface is not universal.
[0004] Therefore, the system control and health management of the engine are usually completed by two different systems, which also leads to the high cost of the system control simulation and health management simulation of the engine. Summary of the invention
[0005] The present disclosure is proposed in view of the above problems. The present disclosure provides an engine simulation system and an engine simulation method, which can realize engine simulation requirements in two scenarios based on a set of systems, thereby reducing the cost of engine system control simulation or health management simulation.
[0006] According to one aspect of the present disclosure, there is provided an engine simulation system, comprising: a model simulation device, a signal conditioning unit, an interface adaptation and fault injection unit, a signal processing unit and a data acquisition unit;
[0007] The model simulation device is used to run a pre-configured simulation model, obtain an operation signal of the simulation model, and transmit the operation signal to the signal conditioning unit, and the simulation model is an engine system control simulation model or a health management simulation model;
[0008] The signal conditioning unit is used to convert the operation signal into a simulated operation signal, and transmit the simulated operation signal to the interface adaptation and fault injection unit;
[0009] The interface adaptation and fault injection unit is used to perform interface adaptation on the simulation operation signal to obtain a receivable simulation operation signal adapted to the interface of the signal processing unit, and transmit the receivable simulation operation signal to the signal processing unit;
[0010] The signal processing unit is used to process the receivable simulation operation signal according to a preconfigured simulation algorithm to obtain a simulation output signal, and transmit the simulation output signal to the interface adaptation and fault injection unit, so that the interface adaptation and fault injection unit transmits the simulation output signal to the data acquisition unit, wherein, when the simulation model is an engine system control simulation model, the simulation algorithm is an engine system control algorithm, and when the simulation model is a health management simulation model, the simulation algorithm is a health management and control algorithm;
[0011] The data acquisition unit is used to perform signal conditioning on the simulation output signal to obtain a simulation output signal that can be read by the model simulation device, and transmit the readable simulation output signal to the model simulation device to run the simulation model again for iterative simulation.
[0012] According to another aspect of the present disclosure, an engine simulation method is provided, which is applied to the engine simulation system as described above, and comprises:
[0013] The model simulation device runs a preconfigured simulation model to obtain an operation signal of the simulation model, and transmits the operation signal to the signal conditioning unit, wherein the simulation model is an engine system control simulation model or a health management simulation model;
[0014] The signal conditioning unit converts the operation signal into a simulated operation signal, and transmits the simulated operation signal to the interface adaptation and fault injection unit;
[0015] The interface adaptation and fault injection unit performs interface adaptation on the simulation operation signal to obtain a receivable simulation operation signal adapted to the interface of the signal processing unit, and transmits the receivable simulation operation signal to the signal processing unit;
[0016] The signal processing unit processes the receivable simulation operation signal according to a preconfigured simulation algorithm to obtain a simulation output signal, and transmits the simulation output signal to the interface adaptation and fault injection unit, so that the interface adaptation and fault injection unit transmits the simulation output signal to the data acquisition unit, wherein, when the simulation model is an engine system control simulation model, the simulation algorithm is an engine system control algorithm, and when the simulation model is a health management simulation model, the simulation algorithm is a health management and control algorithm;
[0017] The data acquisition unit performs signal conditioning on the simulation output signal to obtain a simulation output signal that can be read by the model simulation device, and transmits the readable simulation output signal to the model simulation device to run the simulation model again for iterative simulation.
[0018] The engine simulation system and engine simulation method provided by the embodiments of the present disclosure, on the one hand, can pre-configure a simulation model for engine system control simulation or health management simulation in a model simulation device, and pre-configure a simulation algorithm related to the model in a signal processing unit to perform engine system control or health management simulation, so as to realize engine simulation requirements in two scenarios based on a set of systems, thereby reducing the cost of engine system control simulation or health management simulation; on the other hand, interface matching related to the system control or health management simulation scenario can be performed in the interface adaptation and fault injection unit to ensure the reliability of the system control or health management simulation.
[0019] It is to be understood that both the foregoing general description and the following detailed description are exemplary, and are intended to provide further explanation of the technology as claimed. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] The above and other purposes, features and advantages of the present disclosure will become more apparent by describing the embodiments of the present disclosure in more detail in conjunction with the accompanying drawings. The accompanying drawings are used to provide a further understanding of the embodiments of the present disclosure and constitute a part of the specification. Together with the embodiments of the present disclosure, they are used to explain the present disclosure and do not constitute a limitation of the present disclosure. In the accompanying drawings, the same reference numerals generally represent the same components or steps.
[0021] Figure 1 Schematic diagram of an engine simulation system according to an embodiment of the present disclosure.
[0022] Figure 2 is a schematic diagram illustrating another engine simulation system according to an embodiment of the present disclosure.
[0023] Figure 3 is a schematic diagram illustrating yet another engine simulation system according to an embodiment of the present disclosure.
[0024] Figure 4 FIG. 4 is a schematic diagram illustrating yet another engine simulation system according to an embodiment of the present disclosure.
[0025] Figure 5 is a flow chart illustrating an engine simulation method according to an embodiment of the present disclosure.
[0026] Figure 6 It is a schematic diagram illustrating a data interaction process in an engine simulation process of an embodiment of the present disclosure. DETAILED DESCRIPTION
[0027] In order to make the purpose, technical solution and advantages of the present disclosure more obvious, the exemplary embodiments according to the present disclosure will be described in detail with reference to the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present disclosure, rather than all the embodiments of the present disclosure, and it should be understood that the present disclosure is not limited to the exemplary embodiments described here.
[0028] In order to solve the above problems, the present disclosure provides an engine simulation system, such as Figure 1 As shown, Figure 1 A schematic diagram of an engine simulation system provided by the present disclosure is shown, comprising: a model simulation device a1, a signal conditioning unit a2, an interface adaptation and fault injection unit a3, a signal processing unit a4 and a data acquisition unit a5;
[0029] Among them, the model simulation device a1 is used to run a preconfigured simulation model, obtain the operation signal of the simulation model, and transmit the operation signal to the signal conditioning unit a2. The simulation model is an engine system control simulation model or a health management simulation model. The operation signal may include at least one of the engine's operating status signal and operating load signal.
[0030] It should be noted that in the embodiments of the present disclosure, the types of the operating status signal and the operating load signal can be determined based on actual simulation requirements, and the embodiments of the present disclosure do not limit this; by way of example, the operating status signal may include: pressure signal, thermocouple temperature signal, thermistor temperature signal, engine speed signal, linear displacement sensor (LinearVariable Displacement Transducer, LVDT) signal, vibration signal, lubricating oil foam signal and / or lubricating oil level signal, etc.; the operating load signal may be an electro-hydraulic servo valve signal, a high-speed solenoid valve signal and / or a solenoid valve signal, etc.
[0031] The signal conditioning unit a2 is used to convert the operation signal into a simulated operation signal and transmit the simulated operation signal to the interface adaptation and fault injection unit a3. The signal conditioning unit a2 can convert the digital signal output by the model simulation device a1 into an analog signal that can be processed by the signal processing unit a4, thereby improving the reliability of the system control simulation or health management simulation of the engine.
[0032] The interface adaptation and fault injection unit a3 is used to perform interface adaptation on the simulation operation signal to obtain a receivable simulation operation signal that is interface adapted to the signal processing unit a4, and transmit the receivable simulation operation signal to the signal processing unit a4.
[0033] The signal processing unit a4 is used to process the receivable simulated operation signal according to a preconfigured simulation algorithm to obtain a simulation output signal, and transmit the simulation output signal to the interface adaptation and fault injection unit a3, so that the interface adaptation and fault injection unit a3 transmits the simulation output signal to the data acquisition unit a5, wherein, when the simulation model is an engine system control simulation model, the simulation algorithm is an engine system control algorithm, and when the simulation model is a health management simulation model, the simulation algorithm is a health management algorithm; wherein, the engine system control algorithm can be written based on actual system control logic or monitoring management requirements, and the health management algorithm can also be written based on actual health management logic, and the embodiments of the present disclosure do not limit this.
[0034] The data acquisition unit a5 is used to perform signal conditioning on the simulation output signal to obtain a simulation output signal that can be read by the model simulation device a1, and transmit the readable simulation output signal to the model simulation device a1 to run the simulation model again for iterative simulation.
[0035] To summarize, the engine simulation system provided by the embodiments of the present disclosure, on the one hand, can pre-configure a simulation model for engine system control simulation or health management simulation in a model simulation device, and pre-configure a simulation algorithm related to the model in a signal processing unit to perform engine system control or health management simulation, so as to realize engine simulation requirements in two scenarios based on a set of systems, thereby reducing the cost of engine system control simulation or health management simulation; on the other hand, interface matching related to the system control or health management simulation scenario can be performed in the interface adaptation and fault injection unit to ensure the reliability of the system control or health management simulation.
[0036] In an optional embodiment, if Figure 2 As shown, Figure 2 A schematic diagram of another engine simulation system provided by the present disclosure is shown, and the engine simulation system also includes: a simulation management and monitoring device a6, which is used to send a model deployment instruction to the model simulation device a1 in response to a simulation project configuration operation, and to send a simulation algorithm write instruction to the signal processing unit a4 to perform simulation project configuration and obtain a simulation project configuration result, wherein the simulation project configuration result includes the simulation model type configured in the model simulation device and the simulation algorithm type written in the signal processing unit. The simulation model in the engine system control simulation or health management simulation scenario can be pre-configured through the simulation management and monitoring device in the engine simulation system, so as to conveniently perform engine system control simulation or health management simulation based on the engine simulation system.
[0037] It should be noted that in the disclosed embodiment, the simulation model type can be an engine system control simulation model or a health management simulation model, and the simulation algorithm type corresponds one-to-one to the simulation model type, that is, when the simulation model type is an engine system control simulation model, the simulation algorithm is an engine system control algorithm, and when the simulation model is a health management simulation model, the simulation algorithm is a health management algorithm.
[0038] Among them, the simulation management and monitoring device can send simulation control instructions to the model simulation device and the signal processing unit respectively, so that the model simulation device responds to the simulation control instructions sent by the simulation management and monitoring device and runs the pre-configured simulation model; and so that the signal processing unit, after receiving the receivable simulation operation signal, processes the receivable simulation operation signal according to the pre-configured simulation algorithm to obtain a simulation output signal; wherein the simulation control instruction is a simulation start instruction, or a simulation continue instruction, and when the simulation control instruction is a simulation pause instruction, or a simulation end instruction, the engine simulation system ends the simulation process.
[0039] In an optional embodiment, if Figure 3 As shown, Figure 3 A schematic diagram of another engine simulation system provided by the present disclosure is shown, the engine simulation system also includes: at least one fault simulation device a7, each fault simulation device a7 has a connectable path with the interface adapter and fault injection unit a3; wherein the interface adapter and fault injection unit is also used to respond to the fault configuration instruction sent by the simulation management and monitoring device, establish a connection between the interface adapter and fault injection unit and the target fault simulation device, and during the simulation process, transmit the fault signal transmitted by the target fault simulation device and the receivable simulation operation signal to the signal processing unit, the fault configuration instruction carries the identification of the target fault simulation device, and the target fault simulation device is any one of the at least one fault simulation device; the fault type can be simulated by at least one fault simulation device in the aircraft engine system, so as to inject faults during the engine system control simulation or health simulation process, so as to further meet more diverse simulation needs and improve the accuracy of the determined simulation results.
[0040] Among them, the type of at least one fault simulation device can be determined based on actual needs, and the embodiments of the present disclosure are not limited to this; for example, at least one fault simulation device may include: a dual-rotor dynamics fault simulation device, a bearing fault simulation device, a lubricating oil fault simulation device, a gear fault simulation device, and a control system wet area fault simulation device, etc.
[0041] It can be understood that the interface adapter and fault injection unit can respond to the fault configuration instructions transmitted by the simulation management and monitoring device, and establish a connection between the interface adapter and fault injection unit and the target fault simulation device by connecting the connectable path between the target fault simulation device and the interface adapter and fault injection unit.
[0042] Optionally, during the simulation process, the interface adapter and fault injection unit is also used to receive a simulation mode switching instruction sent by the simulation management and monitoring device, and switch from the first simulation mode to the second simulation mode, wherein the first simulation mode is hardware-in-the-Loop (HIL) simulation, and the second simulation mode is semi-physical simulation; or, the first simulation mode is semi-physical simulation, and the second simulation mode is HIL simulation. In order to facilitate the switching of the simulation mode through the interface adapter and fault injection unit during the system control simulation or health management simulation of the engine based on the engine simulation system, the richness of the simulation scenarios applicable to the engine simulation system is further improved.
[0043] In an optional embodiment, if Figure 4 As shown, Figure 4 A schematic diagram of another engine simulation system provided by the present disclosure is shown, wherein the simulation management and monitoring device is a simulation management and monitoring device cluster, and the simulation management and monitoring device cluster includes a resource configuration management device a61, a modeling and simulation device a62, and a processor configuration host computer a63, wherein the modeling and simulation device a62 is used to build the simulation model and write the simulation algorithm; the resource configuration management device a61 is used to send a model deployment instruction to the model simulation device a1 to deploy the simulation model to the model simulation device a1, and send a data interface configuration instruction to the model simulation device a1 to configure the data interface of the simulation model in the model simulation device a1; the processor configuration host computer a63 is used to send a simulation algorithm write instruction to the signal processing unit a4 to write the simulation algorithm into the signal processing unit a4. The model can be built and the simulation algorithm can be written by the modeling and simulation device in the simulation management and monitoring device cluster, and the simulation model can be deployed by the resource configuration management device, and the simulation algorithm can be written by the processor configuration host computer, so that the simulation project configuration can be realized through devices with different functions to improve the simulation control flexibility of the engine simulation system.
[0044] In an optional embodiment, the resource configuration management device a61 is also used to configure engine operating environment parameters and push the engine operating environment parameters to the model simulation device a1, wherein the model simulation device is used to run a pre-configured simulation model based on the engine operating environment parameters to obtain an operating signal of the simulation model; wherein the engine operating environment parameters include altitude, Mach number and / or throttle lever angle, etc. The operating environment of the aircraft engine during system control simulation or health management simulation can be configured through the resource configuration management device in the engine simulation system, so as to improve the accuracy of the simulation results determined by the engine simulation system.
[0045] In an alternative implementation, please continue to refer to Figure 4 The simulation management and monitoring device cluster also includes: a simulation test management device a64 and a visual device a65, wherein the simulation test management device a64 is used to monitor the simulation process and store the data obtained during the simulation process; the visual device a65 is used to display the three-dimensional dynamic model of the engine and / or engine components. The simulation test management device in the simulation management and monitoring device cluster can monitor the simulation process and store the simulation data, and the three-dimensional dynamic model of the engine and / or engine components can be displayed through the visual device to further enrich the functions of the engine simulation system.
[0046] It can be understood that, in the case where the simulation test management device is a simulation management and monitoring device cluster, the simulation test management device is used to send a simulation control instruction to the model simulation device, so that the model simulation device responds to the simulation control instruction sent by the simulation management and monitoring device and runs a pre-configured simulation model; wherein, during the simulation process, such as Figure 4 As shown, the simulation test management device a64, the model simulation device a1 and the visual device a65 can exchange information through the reflective memory card b2.
[0047] It should be noted that, in the embodiment of the present disclosure, the simulation model deployed in the model simulation device may include an engine mathematical model and an actuator mathematical model, wherein the model simulation device runs a pre-configured simulation model, and the process of obtaining an operating signal of the simulation model may include: the model simulation device runs the actuator mathematical model based on the actuator given value in the simulation control instruction to obtain an operating load signal, and transmits the operating load signal to the engine mathematical model, and enables the engine mathematical model to run the engine mathematical model based on the operating load signal to obtain an operating status signal of the engine mathematical model; or, enables the engine mathematical model to run the engine mathematical model based on the operating load signal and the engine operating environment parameters to obtain an operating status signal of the engine mathematical model, and further, determines the operating load signal and the operating status signal as the operating signal.
[0048] Among them, the actuator can be composed of an electro-hydraulic servo valve, a high-speed solenoid valve and a solenoid valve, etc. The actuator set value can be determined based on actual needs. The embodiment of the present disclosure does not limit this. The model simulation device can also respond to the user's simulation control instruction input operation on the model simulation device, run a pre-configured simulation model, and obtain the operation signal of the simulation model; the model simulation device can be an industrial computer or a computer, etc.
[0049] Optionally, the model simulation device may also include a backup model, which may be other mathematical models required in the simulation process, so as to make the engine simulation system applicable to richer simulation scenarios.
[0050] In an optional implementation, the actuator mathematical model, the engine mathematical model and the backup model may be deployed in different model simulation devices to improve the efficiency of model simulation, wherein, for example Figure 4 As shown, the model simulation device a11 where the engine mathematical model is located, the model simulation device a12 where the actuator mathematical model is located, and the model simulation devices a13 and a14 where the spare models are located can transmit data through the reflective memory card b1.
[0051] Optional, such as Figure 4 As shown, the signal conditioning unit may include a signal control module a21 and a signal simulation module a22, wherein the signal control module a21 is used to receive a digitized operation signal and send the digitized operation signal to the signal simulation module a22; the signal simulation module a22 is used to modulate the digitized operation signal into an analog operation signal. The signal control module may be a signal transmission device, and the signal simulation module may be a signal modulation device, which may be determined based on actual needs, and the embodiments of the present disclosure do not limit this.
[0052] Please continue to refer to Figure 4The data acquisition unit may include a signal conditioning board a51 and a data acquisition module a52. The signal conditioning board a51 is used to perform signal conditioning on the simulation output signal to obtain a simulation output signal that can be read by the model simulation device, and transmit the readable simulation output signal to the data acquisition module a52. The data acquisition module a52 is used to transmit the readable simulation output signal to the model simulation device a1.
[0053] In an optional embodiment, the engine simulation system may further include a throttle handle b3, which is used to determine a corrected throttle lever angle in response to an operation on the throttle handle during an iterative simulation process, and transmit the corrected throttle lever angle to an interface adaptation and fault injection unit a3, so that the interface adaptation and fault injection unit a3 transmits the simulation output signal and the corrected throttle lever angle to the data acquisition unit a5, so as to meet the system control simulation or health management simulation requirements when the engine operating environment parameters change, and further enhance the richness of applicable simulation scenarios of the engine simulation system.
[0054] It should be noted that the engine simulation system provided in the embodiments of the present disclosure can be applied to the simulation of engines of various equipment such as aviation equipment, gas turbines or automobiles.
[0055] The present disclosure provides an engine simulation method, which is applied to the engine simulation system described in the above embodiment. Figure 5 As shown, Figure 5 Flowchart of an engine simulation method according to an embodiment of the present disclosure, the engine simulation method comprises:
[0056] Step S501, the model simulation device runs a pre-configured simulation model, obtains an operation signal of the simulation model, and transmits the operation signal to a signal conditioning unit;
[0057] Wherein, the simulation model is an engine system control simulation model or a health management simulation model;
[0058] Step S502, the signal conditioning unit converts the operation signal into a simulated operation signal, and transmits the simulated operation signal to the interface adaptation and fault injection unit;
[0059] Step S503, the interface adaptation and fault injection unit performs interface adaptation on the simulated operation signal to obtain a receivable simulated operation signal adapted to the interface of the signal processing unit, and transmits the receivable simulated operation signal to the signal processing unit;
[0060] Step S504, the signal processing unit processes the receivable simulation operation signal according to the pre-configured simulation algorithm to obtain a simulation output signal, and transmits the simulation output signal to the interface adaptation and fault injection unit, so that the interface adaptation and fault injection unit transmits the simulation output signal to the data acquisition unit;
[0061] Wherein, when the simulation model is an engine system control simulation model, the simulation algorithm is an engine system control algorithm, and when the simulation model is a health management simulation model, the simulation algorithm is a health management algorithm;
[0062] In step S505, the data acquisition unit performs signal conditioning on the simulation output signal to obtain a simulation output signal that can be read by the model simulation device, and transmits the readable simulation output signal to the model simulation device to run the simulation model again for iterative simulation.
[0063] To summarize, the engine simulation method provided in the embodiment of the present disclosure can, on the one hand, perform engine system control or health management simulation through a simulation model for engine system control simulation or health management simulation pre-configured in a model simulation device, and a simulation algorithm related to the model pre-configured in a signal processing unit, so as to realize engine simulation requirements in two scenarios based on a set of systems, thereby reducing the cost of engine system control simulation or health management simulation; on the other hand, interface matching related to the system control or health management simulation scenario can be performed through interface adaptation and fault injection units to ensure the reliability of the system control or health management simulation.
[0064] In an optional embodiment, when the engine simulation system further includes a simulation management and monitoring device and at least one fault simulation device, before the model simulation device runs a pre-configured simulation model and obtains an operation signal of the simulation model, the simulation management and monitoring device generates a fault configuration instruction in response to monitoring a fault configuration operation, and sends the fault configuration instruction to the interface adapter and fault injection unit; then, the interface adapter and fault injection unit establishes a connection between the interface adapter and fault injection unit and the target fault simulation device based on the identifier of the target fault simulation device in the fault configuration instruction. Based on the simulation management and monitoring device, the target fault simulation device that can simulate the fault type that needs to be added in the current simulation process can be configured, so that the target fault simulation device can be used to simulate the fault type that needs to be added during the simulation process, thereby improving the matching of the determined simulation results with the actual needs.
[0065] Among them, the process of transmitting the receivable simulation operation signal to the signal processing unit by the interface adapter and fault injection unit may include: obtaining the fault signal transmitted by the target fault simulation device, and transmitting the fault signal transmitted by the target fault simulation device and the receivable simulation operation signal to the signal processing unit. The fault type can be simulated by at least one fault simulation device in the aircraft engine system, so as to inject faults in the control simulation or health simulation process of the engine system, so as to further meet more diverse simulation needs and improve the accuracy of the determined simulation results.
[0066] In an optional implementation, before the model simulation device runs a pre-configured simulation model and obtains the running signal of the simulation model, the simulation management and monitoring device sends a model deployment instruction to the model simulation device in response to the simulation project configuration operation, and sends a simulation algorithm write instruction to the signal processing unit to perform simulation project configuration and obtain a simulation project configuration result. Before model simulation, the simulation model and simulation algorithm required in the current simulation scenario can be configured based on the simulation management and monitoring device, so that the simulation process meets the actual needs of the current simulation scenario.
[0067] In an optional embodiment, when the simulation management and monitoring device is a simulation management and monitoring device cluster, the model simulation device can respond to the simulation control instructions sent by the simulation test management device, run a preconfigured simulation model, and obtain an operation signal of the simulation model; at the same time, the signal processing unit can also respond to the simulation control instructions sent by the simulation test management device, and after receiving the receivable simulation operation signal, process the receivable simulation operation signal according to a preconfigured simulation algorithm to obtain a simulation output signal.
[0068] For example, Figure 6 As shown, Figure 6A schematic diagram of data interaction in the engine simulation process provided by an embodiment of the present disclosure is shown, wherein the control instruction interaction interface of the resource configuration management device can respond to the engine operating environment parameter configuration operation, obtain the engine operating environment parameters, and push the engine operating environment parameters to the model simulation device. The model simulation device can respond to the simulation control instruction sent by the simulation test management device, run the actuator mathematical model, obtain the operating load signal, and enable the engine mathematical model to run the engine mathematical model based on the operating load signal to obtain the operating status signal of the engine mathematical model, and transmit the operating status signal to the signal processing unit, wherein the signal processing unit can respond to the simulation control instruction sent by the simulation test management device, after receiving the receivable simulation operating signal, process the receivable simulation operating signal according to the pre-configured simulation algorithm to obtain the simulation output signal, and retransmit the simulation output signal to the actuator mathematical model for iterative simulation again.
[0069] The basic principles of the present disclosure are described above in conjunction with specific embodiments. However, it should be noted that the advantages, strengths, effects, etc. mentioned in the present disclosure are only examples and not limitations, and it cannot be considered that these advantages, strengths, effects, etc. are required by each embodiment of the present disclosure. In addition, the specific details disclosed above are only for the purpose of illustration and ease of understanding, and are not limitations. The above details do not limit the present disclosure to the necessity of adopting the above specific details to be implemented.
[0070] The block diagrams of the devices, apparatuses, equipment, and systems involved in the present disclosure are only illustrative examples and are not intended to require or imply that they must be connected, arranged, and configured in the manner shown in the block diagrams. As will be appreciated by those skilled in the art, these devices, apparatuses, equipment, and systems can be connected, arranged, and configured in any manner. Words such as "including", "comprising", "having", etc. are open words, referring to "including but not limited to", and can be used interchangeably with them. The words "or" and "and" used here refer to the words "and / or" and can be used interchangeably with them, unless the context clearly indicates otherwise. The word "such as" used here refers to the phrase "such as but not limited to", and can be used interchangeably with it.
[0071] Additionally, as used herein, "or" used in a list of items beginning with "at least one" indicates a separate list, so that, for example, a list of "at least one of A, B, or C" means A or B or C, or AB or AC or BC, or ABC (i.e., A and B and C). Furthermore, the word "exemplary" does not mean that the example described is preferred or better than other examples.
[0072] It should also be noted that in the system and method of the present disclosure, each component or each step can be decomposed and / or recombined. Such decomposition and / or recombination should be regarded as equivalent solutions of the present disclosure.
[0073] Various changes, substitutions, and modifications of the techniques described herein may be made without departing from the teachings defined by the appended claims. Furthermore, the scope of the claims of the present disclosure is not limited to the specific aspects of the processes, machines, manufactures, compositions of events, means, methods, and actions described above. Currently existing or later to be developed processes, machines, manufactures, compositions of events, means, methods, or actions that perform substantially the same functions or achieve substantially the same results as the corresponding aspects described herein may be utilized. Thus, the appended claims include such processes, machines, manufactures, compositions of events, means, methods, or actions within their scope.
[0074] The above description of the disclosed aspects is provided to enable any person skilled in the art to make or use the present disclosure. Various modifications to these aspects will be readily apparent to those skilled in the art, and the general principles defined herein may be applied to other aspects without departing from the scope of the present disclosure. Therefore, the present disclosure is not intended to be limited to the aspects shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.
[0075] The above description has been given for the purpose of illustration and description. In addition, this description is not intended to limit the embodiments of the present disclosure to the forms disclosed herein. Although multiple example aspects and embodiments have been discussed above, those skilled in the art will recognize certain variations, modifications, changes, additions and sub-combinations thereof.
Claims
1. An engine simulation system, characterized in that: include: Model simulation equipment, signal conditioning unit, interface adaptation and fault injection unit, signal processing unit and data acquisition unit; The model simulation device is used to run a pre-configured simulation model, obtain an operation signal of the simulation model, and transmit the operation signal to the signal conditioning unit, and the simulation model is an engine system control simulation model or a health management simulation model; The signal conditioning unit is used to convert the operation signal into a simulated operation signal, and transmit the simulated operation signal to the interface adaptation and fault injection unit; The interface adaptation and fault injection unit is used to perform interface adaptation on the simulation operation signal to obtain a receivable simulation operation signal adapted to the interface of the signal processing unit, and transmit the receivable simulation operation signal to the signal processing unit; The signal processing unit is used to process the receivable simulation operation signal according to a preconfigured simulation algorithm to obtain a simulation output signal, and transmit the simulation output signal to the interface adaptation and fault injection unit, so that the interface adaptation and fault injection unit transmits the simulation output signal to the data acquisition unit, wherein, when the simulation model is an engine system control simulation model, the simulation algorithm is an engine system control algorithm, and when the simulation model is a health management simulation model, the simulation algorithm is a health management and control algorithm; The data acquisition unit is used to perform signal conditioning on the simulation output signal to obtain a simulation output signal that can be read by the model simulation device, and transmit the readable simulation output signal to the model simulation device to run the simulation model again for iterative simulation.
2. The engine simulation system according to claim 1, characterized in that: The engine simulation system also includes: a simulation management and monitoring device, which is used to send a model deployment instruction to the model simulation device in response to a simulation project configuration operation, and to send a simulation algorithm write instruction to the signal processing unit to perform a simulation project configuration and obtain a simulation project configuration result, wherein the simulation project configuration result includes a simulation model type configured in the model simulation device and a simulation algorithm type written in the signal processing unit.
3. The engine simulation system according to claim 2, characterized in that: The engine simulation system further comprises: at least one fault simulation device, each fault simulation device having a connectable path with the interface adapter and fault injection unit; Among them, the interface adapter and fault injection unit is also used to respond to the fault configuration instruction transmitted by the simulation management and monitoring equipment, establish a connection between the interface adapter and fault injection unit and the target fault simulation device, and during the simulation process, transmit the fault signal transmitted by the target fault simulation device and the receivable simulation operation signal to the signal processing unit, the fault configuration instruction carries the identification of the target fault simulation device, and the target fault simulation device is any one of the at least one fault simulation device.
4. The engine simulation system according to claim 2, characterized in that: The simulation management and monitoring device is a simulation management and monitoring device cluster, which includes a resource configuration management device, a modeling simulation device, and a processor configuration host computer. Wherein, the modeling and simulation equipment is used to construct the simulation model and to write the simulation algorithm; The resource configuration management device is used to send a model deployment instruction to the model simulation device to deploy the simulation model to the model simulation device, and send a data interface configuration instruction to the model simulation device to configure the data interface of the simulation model in the model simulation device; The processor configures a host computer, which is used to send a simulation algorithm writing instruction to the signal processing unit, so as to write the simulation algorithm into the signal processing unit.
5. The engine simulation system according to claim 4, characterized in that: The simulation management and monitoring equipment cluster also includes: simulation test management equipment and visual equipment, Wherein, the simulation test management device is used to monitor the simulation process and store the data obtained during the simulation process; The visual device is used to display the three-dimensional dynamic model of the engine and / or engine components.
6. The engine simulation system according to claim 4, characterized in that: The resource configuration management device is also used to configure the engine operating environment parameters and push the engine operating environment parameters to the model simulation device, wherein the model simulation device is used to run a pre-configured simulation model based on the engine operating environment parameters to obtain an operating signal of the simulation model.
7. An engine simulation method, characterized in that: The method is applied to the engine simulation system as claimed in claim 1, comprising: The model simulation device runs a preconfigured simulation model to obtain an operation signal of the simulation model, and transmits the operation signal to the signal conditioning unit, wherein the simulation model is an engine system control simulation model or a health management simulation model; The signal conditioning unit converts the operation signal into a simulated operation signal, and transmits the simulated operation signal to the interface adaptation and fault injection unit; The interface adaptation and fault injection unit performs interface adaptation on the simulation operation signal to obtain a receivable simulation operation signal adapted to the interface of the signal processing unit, and transmits the receivable simulation operation signal to the signal processing unit; The signal processing unit processes the receivable simulation operation signal according to a preconfigured simulation algorithm to obtain a simulation output signal, and transmits the simulation output signal to the interface adaptation and fault injection unit, so that the interface adaptation and fault injection unit transmits the simulation output signal to the data acquisition unit, wherein, when the simulation model is an engine system control simulation model, the simulation algorithm is an engine system control algorithm, and when the simulation model is a health management simulation model, the simulation algorithm is a health management and control algorithm; The data acquisition unit performs signal conditioning on the simulation output signal to obtain a simulation output signal that can be read by the model simulation device, and transmits the readable simulation output signal to the model simulation device to run the simulation model again for iterative simulation.
8. The engine simulation method according to claim 7, characterized in that: The engine simulation system further includes a simulation management and monitoring device and at least one fault simulation device. Before the model simulation device runs a pre-configured simulation model to obtain an operation signal of the simulation model, the method further includes: The simulation management and monitoring device generates a fault configuration instruction in response to monitoring the fault configuration operation, and sends the fault configuration instruction to the interface adaptation and fault injection unit; The interface adaptation and fault injection unit establishes a connection between the interface adaptation and fault injection unit and the target fault simulation device based on the identifier of the target fault simulation device in the fault configuration instruction.
9. The engine simulation method according to claim 8, characterized in that: The transmitting the receivable simulation operation signal to the signal processing unit comprises: Acquire a fault signal transmitted by a target fault simulation device; The fault signal transmitted by the target fault simulation device and the receivable simulation operation signal are transmitted to the signal processing unit.
10. The engine simulation method according to claim 8, characterized in that: Before the model simulation device runs the preconfigured simulation model and obtains the running signal of the simulation model, the method further includes: In response to the simulation project configuration operation, the simulation management and monitoring device sends a model deployment instruction to the model simulation device, and sends a simulation algorithm write instruction to the signal processing unit to perform simulation project configuration and obtain a simulation project configuration result.