CN105068858A - Multi-source heterogeneous system emulation method and apparatus - Google Patents
Multi-source heterogeneous system emulation method and apparatus Download PDFInfo
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Abstract
The present invention discloses a multi-source heterogeneous system emulation method and apparatus. According to the method, a corresponding element model is called from a pre-created element model library according to a system structure of a multi-source heterogeneous system, wherein each element model comprises: physical description information, mathematical description information and a solver functional emulation model, which are used for describing a corresponding subsystem, a model description document used for describing parameter information of the subsystem, and an interface standardization document used for describing a connection relationship between an input/output interface of the element model and input/output interfaces of other element models. An operator can perform modification on model information of the element models according to the corresponding model description documents, so that emulation of each subsystem is implemented according to the corresponding functional emulation model, and data interaction between the element models is implemented by means of the interface standardization documents, and thus, an emulation model of the multi-source heterogeneous system is formed and emulation of the multi-source heterogeneous system is implemented.
Description
Technical field
The application relates to system emulation field, more particularly, relates to a kind of emulation mode and device of multi-source heterogeneous system.
Background technology
Along with the development of infotech, emulation technology is more and more extensive in the application of the field of all trades and professions.But for a large complicated system, its subsystems is all according to the different demand of each department and own characteristic and stand-alone development, lacks unified planning, does not share mutually, define heterogeneous data source between subsystems.Due to subsystems dispersion, be difficult to integrated, between subsystem, coupled relation can not get embodying, and makes data summarization and application be difficult to reach fast, accurately and effectively, thus cannot realize the emulation of multi-source heterogeneous system
Summary of the invention
In view of this, the application provides a kind of multi-source heterogeneous system simulation method and device, to realize the emulation to polynary heterogeneous system.
To achieve these goals, the existing scheme proposed is as follows:
A kind of multi-source heterogeneous system simulation method, described multi-source heterogeneous system comprises the subsystem of multiple heterogeneous structure each other, comprising:
Create and subsystems meta-model one to one;
Wherein, described meta-model comprises: for the physical description information of descriptor system, mathematical description information and solver functional form realistic model;
Model for the parameter information of descriptor system describes document;
And for the interface IO interface of descriptor metamodel and the nuclear interface standardizing document of other meta-model IO interface annexations;
Corresponding meta-model is transferred according to the system architecture of multi-source heterogeneous system to be emulated;
According to the nuclear interface standardizing document of each meta-model transferred, the IO interface of each meta-model transferred is connected, form the realistic model of multi-source heterogeneous system, to realize the emulation to multi-source heterogeneous system.
Preferably, described meta-model also comprises the failure message standardization document for descriptor metamodel fault simulation information.
Preferably, described meta-model also comprises the three-dimensional description model of the three-dimensional set feature for parts in descriptor system.
Preferably, described functional form realistic model is the FMU formatted file based on C code.
Preferably, described model describes document is xml formatted file.
Preferably, described nuclear interface standardizing document is ICD formatted file.
Preferably, described failure message standardization document is xml formatted file.
Preferably, described three-dimensional description model is stl formatted file.
A kind of multi-source heterogeneous system emulation device, described multi-source heterogeneous system comprises the subsystem of multiple heterogeneous structure each other, comprising:
Meta-model creating unit, for creating and subsystems meta-model one to one;
Wherein, described meta-model comprises: for the physical description information of descriptor system, mathematical description information and solver functional form realistic model;
Model for the parameter information of descriptor system describes document;
And for the interface IO interface of descriptor metamodel and the nuclear interface standardizing document of other meta-model IO interface annexations;
Meta-model transfers unit, transfers corresponding meta-model according to the system architecture of multi-source heterogeneous system to be emulated;
According to the nuclear interface standardizing document of each meta-model transferred, the IO interface of each meta-model transferred is connected, form the realistic model of multi-source heterogeneous system, to realize the emulation to multi-source heterogeneous system.
Through as shown from the above technical solution, this application discloses a kind of emulation mode and device of multi-source heterogeneous system.The method transfers corresponding meta-model according to the system architecture of multi-source heterogeneous system from the meta-model storehouse be pre-created.Wherein, described meta-model comprises: for descriptor system physical description information, mathematical description information and solver functional form realistic model, for the model of descriptive model information, document is described; And for the interface IO interface of descriptor metamodel and the nuclear interface standardizing document of other meta-model IO interface annexations.Operating personnel can describe the model information of document to meta-model according to model and modify, the emulation to subsystems is realized according to functional form realistic model, and then realize the data interaction between each meta-model by nuclear interface standardizing document, thus form the realistic model of multi-source heterogeneous system, realize the emulation to polynary heterogeneous system.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 shows the schematic flow sheet of a kind of multi-source heterogeneous system simulation method disclosed in one embodiment of the invention;
Fig. 2 shows the structural representation of a kind of multi-source heterogeneous system emulation device disclosed in another embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 shows the schematic flow sheet of a kind of multi-source heterogeneous system simulation method disclosed in one embodiment of the invention.
As shown in Figure 1, in the present embodiment, the method comprises:
101: according to the system architecture of multi-source heterogeneous system to be emulated, from the meta-model storehouse be pre-created, transfer corresponding meta-model.
Develop meta-model corresponding to subsystems in advance, form meta-model storehouse.Wherein, this meta-model comprises: functional form realistic model, model describe document and nuclear interface standardizing document.Wherein, functional form realistic model is used for the physical description information of descriptor system, mathematical description information and solver, is the core of meta-model, to realize the emulation of sub-system.
Model describes the model information of document package containing meta-model, and being the explanation to functional simulation and explanation, is the descriptor that must obtain when calling meta-model.As: instance identification, for defining meta-model title.Type identification, for defining meta-model type.Function Identification, for defining all functions of meta-model.State parameter, refers to the parameter needing just to carry out assignment to meta-model when simulation initialisation.Aspect of model parameter, refers to the parameter relevant with the physical characteristics of meta-model itself.
Nuclear interface standardizing document is used for the IO interface of descriptor metamodel and the annexation of other meta-model IO interface.It should be noted that, the nuclear interface standardizing document of multi-source heterogeneous system sets up based on the nuclear interface standardizing document of each meta-model.
102: according to the nuclear interface standardizing document of each meta-model transferred, the IO interface of each meta-model transferred is connected, form the realistic model of multi-source heterogeneous system.
The model read in meta-model describes the information comprised in document and interface markization document, and by information display to user, now, can realize the robotization connection of IO interface between each meta-model according to the information in nuclear interface standardizing document.It should be noted that, these annexations likely need manual intervention to modify, and the default setting just retained in nuclear interface standardizing document do not revised, finally can form the overall interface control documents of whole multi-source heterogeneous system.
It should be noted that, in the simulation process of reality, sometimes need the display realizing fault simulation and parts.Thus, in other embodiments disclosed by the invention this meta-model also comprise for the failure message standardization document of descriptor metamodel fault simulation information and for descriptor system in the three-dimensional description model of three-dimensional set feature of parts.
Wherein, failure message standardization document realizes the injection of dissimilar failure message.Fault filling method is exactly according to fault model selected in advance, adopts certain strategy to introduce in goal systems by fault artificially, is being injected into the behavior under failure condition, provides the evaluation result of required quantitative and qualitative analysis by observation and analysis system.
Three-dimensional description model describes the three-dimensional geometry feature of parts, for the display of parts in 3D view.This model defines the geological information of current part, based on this geological information, just can demonstrate the 3D shape of "current" model in holonomic system 3-D view.
It should be noted that, when actual design, described functional form realistic model, model describe document, nuclear interface standardizing document, failure message standardization document and three-dimensional description model and multiple file layout can be adopted to define.
Optionally, described functional form realistic model is the FMU formatted file based on C code, and it is xml formatted file that model describes document, and nuclear interface standardizing document is ICD formatted file, described failure message standardization document is xml formatted file, and described three-dimensional description model is stl formatted file.
As seen from the above embodiment, this application discloses a kind of emulation mode of multi-source heterogeneous system.The method transfers corresponding meta-model according to the system architecture of multi-source heterogeneous system from the meta-model storehouse be pre-created.Wherein, described meta-model comprises: for descriptor system physical description information, mathematical description information and solver functional form realistic model, for the model of the parameter information of descriptor system, document is described; And for the interface IO interface of descriptor metamodel and the nuclear interface standardizing document of other meta-model IO interface annexations.The parameter information that operating personnel can describe document sub-system according to model is modified, and then realize the emulation to subsystems according to functional form realistic model, and then realize the data interaction between subsystems by nuclear interface standardizing document, thus form the realistic model of multi-source heterogeneous system, realize the emulation to polynary heterogeneous system.
The structural representation of a kind of multi-source heterogeneous system emulation device disclosed in another embodiment of the present invention is shown see Fig. 2.
As shown in Figure 2, this device comprises: meta-model transfers unit 1 and realistic model creating unit 2.
Wherein, meta-model transfers unit for the system architecture according to multi-source heterogeneous system to be emulated, and transfers corresponding meta-model from the meta-model storehouse be pre-created.
Wherein, described meta-model comprises: for the physical description information of descriptor system, mathematical description information and solver functional form realistic model;
Model for the model information of descriptor metamodel describes document;
And for the interface IO interface of descriptor metamodel and the nuclear interface standardizing document of other meta-model IO interface annexations.
Realistic model creating unit is used for, according to the nuclear interface standardizing document of each meta-model transferred, connecting, forming the realistic model of multi-source heterogeneous system, to realize the emulation to multi-source heterogeneous system to the IO interface of each meta-model transferred.
Finally, also it should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a series of key element, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, the key element limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment comprising described key element and also there is other identical element.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. a multi-source heterogeneous system simulation method, described multi-source heterogeneous system comprises the subsystem of multiple heterogeneous structure each other, it is characterized in that, comprising:
According to the system architecture of multi-source heterogeneous system to be emulated, from the meta-model storehouse be pre-created, transfer corresponding meta-model;
Wherein, described meta-model comprises: for the physical description information of descriptor system, mathematical description information and solver functional form realistic model;
Model for the model information of descriptor metamodel describes document;
And for the interface IO interface of descriptor metamodel and the nuclear interface standardizing document of other meta-model IO interface annexations;
According to the nuclear interface standardizing document of each meta-model transferred, the IO interface of each meta-model transferred is connected, form the realistic model of multi-source heterogeneous system, to realize the emulation to multi-source heterogeneous system.
2. method according to claim 1, is characterized in that, described meta-model also comprises the failure message standardization document for descriptor metamodel fault simulation information.
3. method according to claim 1 and 2, is characterized in that, described meta-model also comprises the three-dimensional description model of the three-dimensional set feature for parts in descriptor system.
4. method according to claim 1, is characterized in that, described functional form realistic model is the FMU formatted file based on C code.
5. method according to claim 1, is characterized in that, it is xml formatted file that described model describes document.
6. method according to claim 1, is characterized in that, described nuclear interface standardizing document is ICD formatted file.
7. method according to claim 2, is characterized in that, described failure message standardization document is xml formatted file.
8. method according to claim 3, is characterized in that, described three-dimensional description model is stl formatted file.
9. a multi-source heterogeneous system emulation device, described multi-source heterogeneous system comprises the subsystem of multiple heterogeneous structure each other, it is characterized in that, comprising:
Meta-model transfers unit, for the system architecture according to multi-source heterogeneous system to be emulated, transfers corresponding meta-model from the meta-model storehouse be pre-created;
Wherein, described meta-model comprises: for the physical description information of descriptor system, mathematical description information and solver functional form realistic model;
Model for the model information of descriptor metamodel describes document;
And for the interface IO interface of descriptor metamodel and the nuclear interface standardizing document of other meta-model IO interface annexations;
Realistic model creating unit, for the nuclear interface standardizing document according to each meta-model transferred, connects the IO interface of each meta-model transferred, forms the realistic model of multi-source heterogeneous system, to realize the emulation to multi-source heterogeneous system.
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| CN105760896A (en) * | 2016-03-22 | 2016-07-13 | 中国科学院信息工程研究所 | Corrosion source joint de-noising method for multi-source heterogeneous big data |
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| CN110795847A (en) * | 2019-10-29 | 2020-02-14 | 北京世冠金洋科技发展有限公司 | Modeling method and device and electronic equipment |
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| CN113420468A (en) * | 2021-08-24 | 2021-09-21 | 中电烽友信息技术(武汉)有限公司 | Data writing conflict processing method and system based on universal blackboard |
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Application publication date: 20151118 |