CN112511358B - Heterogeneous interconnection simulation system, method, computer device and storage medium - Google Patents
Heterogeneous interconnection simulation system, method, computer device and storage medium Download PDFInfo
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- CN112511358B CN112511358B CN202110139110.6A CN202110139110A CN112511358B CN 112511358 B CN112511358 B CN 112511358B CN 202110139110 A CN202110139110 A CN 202110139110A CN 112511358 B CN112511358 B CN 112511358B
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Abstract
The application relates to a heterogeneous interconnected simulation system, method, computer device and storage medium. The system comprises: heterogeneous simulation platform middleware and a heterogeneous simulation platform; executing a heterogeneous simulation model in the heterogeneous simulation platform; the heterogeneous simulation platform middleware and the heterogeneous simulation platform interact through a model data interface and a control flow data interface; the external simulation control terminal interacts with the heterogeneous simulation platform middleware through a control stream data interface; when the heterogeneous simulation platform middleware receives control flow data of an external simulation control terminal, scheduling the heterogeneous simulation platform according to a preset simulation requirement, wherein the heterogeneous simulation platform carries out model data interaction through a model data interface of the heterogeneous simulation platform middleware; the heterogeneous simulation platform middleware controls the heterogeneous simulation platform uniformly through the control flow data interface, and the method can realize the simulation from two channels of data flow and control flow.
Description
Technical Field
The present application relates to the field of simulation technologies, and in particular, to a heterogeneous interconnection simulation system, method, computer device, and storage medium.
Background
At present, different fields face to complex multi-task system simulation application and the background of infinite model development and integration specifications of current different simulation platforms, and the simulation requirements of heterogeneous interconnection are solved based on a data distribution service DDS (the data distribution service DDS is a middleware protocol and an API standard facing to data-centric connection and issued by an OMG organization).
The existing heterogeneous interconnection solution only performs data synchronization on a heterogeneous interconnected simulation platform and a simulation model from a data layer.
Disclosure of Invention
In view of the foregoing, there is a need to provide a simulation system, method, computer device and storage medium capable of solving the problem that the current heterogeneous interconnected simulation platform can only perform data-synchronized heterogeneous interconnection.
A heterogeneous interconnected simulation system, the system comprising:
heterogeneous simulation platform middleware and a heterogeneous simulation platform; executing a heterogeneous simulation model in the heterogeneous simulation platform;
the heterogeneous simulation platform middleware and the heterogeneous simulation platform interact through a model data interface and a control flow data interface; the model data interface and the control flow data interface adopt a unified standard of integration and access;
the external simulation control terminal interacts with the heterogeneous simulation platform middleware through a control flow data interface;
when the heterogeneous simulation platform middleware receives control flow data of an external simulation control terminal, scheduling the heterogeneous simulation platform according to a preset simulation requirement, wherein the heterogeneous simulation platform carries out model data interaction through a model data interface of the heterogeneous simulation platform middleware; the heterogeneous simulation platform middleware controls the heterogeneous simulation platform in a unified manner through a control flow data interface.
In one embodiment, the heterogeneous simulation platform middleware comprises: control management middleware and data interaction middleware; the control management middleware is used for managing a simulation system, controlling simulation and managing time of the heterogeneous simulation platform; the data interaction middleware is used for data interaction between the heterogeneous simulation platform and the heterogeneous simulation model.
In one embodiment, the control management middleware comprises: the simulation system comprises a simulation system management module, a simulation control module and a time management module; the data interaction middleware comprises: a simulation data management module; the simulation system management module is used for managing simulation system access and managing equipment accessed to the system; the simulation control module is used for promoting the simulation of the heterogeneous simulation platform; the time management module is used for managing time synchronization of the heterogeneous simulation platform and the heterogeneous simulation model and time service of the heterogeneous simulation platform and the heterogeneous simulation model.
In one embodiment, the interactive transport layer protocol between the heterogeneous simulation platform middleware and the heterogeneous simulation platform is TCP/IP, and the data format adopts Protobuf plus Json.
In one embodiment, the heterogeneous simulation model comprises a configuration interface and a data interface; the configuration interface is used for receiving configuration parameters and finishing initialization of the heterogeneous simulation model; the data interface is used for carrying out interaction between heterogeneous simulation models.
In one embodiment, the configuration interface includes: a configuration input interface and a configuration output interface; the configuration input interface is used for receiving configuration parameters in a preset format; the configuration output interface is used for outputting model configuration data in a preset format; the model configuration data is used for being sent to other heterogeneous simulation models; the configuration input interface and the configuration output interface are data streams in a Protobuf format.
In one embodiment, the data interface comprises: a model data input interface and a model data output interface; the model data input interface is used for inputting simulation data in a preset format, and the model data output interface outputs the simulation data in the preset format; the model data input interface and the model data output interface are data streams in a Protobuf format.
A method of simulating a heterogeneous interconnect, the method comprising:
constructing the simulation system and initializing the simulation system;
acquiring simulation demand data, and inputting the simulation demand data into the simulation system;
configuring the heterogeneous simulation model according to the simulation demand data;
and carrying out simulation time control on the heterogeneous simulation platform through the heterogeneous simulation platform middleware.
A computer device comprising a memory and a processor, the memory storing a computer program, the processor implementing the following steps when executing the computer program:
constructing the simulation system and initializing the simulation system;
acquiring simulation demand data, and inputting the simulation demand data into the simulation system;
configuring the heterogeneous simulation model according to the simulation demand data;
and carrying out simulation time control on the heterogeneous simulation platform through the heterogeneous simulation platform middleware.
A computer-readable storage medium, on which a computer program is stored which, when executed by a processor, carries out the steps of:
constructing the simulation system and initializing the simulation system;
acquiring simulation demand data, and inputting the simulation demand data into the simulation system;
configuring the heterogeneous simulation model according to the simulation demand data;
and carrying out simulation time control on the heterogeneous simulation platform through the heterogeneous simulation platform middleware.
The heterogeneous interconnection simulation system, the heterogeneous interconnection simulation method, the computer equipment and the storage medium support the access between the heterogeneous simulation platform middleware and the heterogeneous simulation platform by defining the uniform and standard model data interface and the control flow data interface, and can simultaneously realize the control of data flow and control flow of the heterogeneous simulation platform for the heterogeneous interconnection simulation system.
Drawings
FIG. 1 is a schematic diagram of a simulation system for heterogeneous interconnects in one embodiment;
FIG. 2 is a diagram illustrating the architecture of middleware of a heterogeneous simulation platform in one embodiment;
FIG. 3 is a flow diagram that illustrates the functionality of the middleware of the heterogeneous simulation platform in one embodiment;
FIG. 4 is a schematic flowchart illustrating interaction between middleware of a heterogeneous simulation platform and the heterogeneous simulation platform according to another embodiment;
FIG. 5 is a flow diagram that illustrates the operational modes of the middleware of the heterogeneous simulation platform, according to one embodiment;
FIG. 6 is a diagram illustrating an internal structure of a computer device according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In one embodiment, as shown in fig. 1, there is provided a heterogeneous interconnected simulation system, comprising the steps of:
heterogeneous simulation platform middleware and a heterogeneous simulation platform; executing a heterogeneous simulation model in the heterogeneous simulation platform; the heterogeneous simulation platform middleware and the heterogeneous simulation platform interact through a model data interface and a control flow data interface; the model data interface and the control flow data interface adopt unified and standard integration and access standards; the external simulation control terminal interacts with the heterogeneous simulation platform middleware through a control stream data interface; when the heterogeneous simulation platform middleware receives control flow data of an external simulation control terminal, scheduling the heterogeneous simulation platform according to a preset simulation requirement, wherein the heterogeneous simulation platform carries out model data interaction through a model data interface of the heterogeneous simulation platform middleware; the heterogeneous simulation platform middleware performs unified control on the heterogeneous simulation platform through a control flow data interface.
The heterogeneous interconnection simulation system supports the access between the heterogeneous simulation platform middleware and the heterogeneous simulation platform by defining the uniform and standard model data interface and the control flow data interface, and can simultaneously realize the control of data flow and control flow of the heterogeneous simulation platform for the heterogeneous interconnection simulation system.
Specifically, the access of the system comprises three parts, which are all realized by defining a uniform interface, standard and specification, as follows:
1. model access: the method has the advantages that the interaction and usability of heterogeneous simulation model resources among heterogeneous systems are ensured through a uniform model interface standard;
2. platform access: by a uniform platform control protocol, the heterogeneous system can be ensured to uniformly simulate, operate and control through a heterogeneous interconnection function;
3. data access: and the data exchangeability of heterogeneous simulation is ensured through a uniform data protocol and specification.
In one embodiment, the heterogeneous simulation platform middleware comprises: control management middleware and data interaction middleware; the control management middleware is used for managing the simulation system, controlling the simulation and managing the time of the heterogeneous simulation platform; the data interaction middleware is used for data interaction of the heterogeneous simulation platform and the heterogeneous simulation model.
Specifically, as shown in fig. 2, the control management middleware includes: the simulation system comprises a simulation system management module, a simulation control module and a time management module; the data interaction middleware comprises: a simulation data management module; the simulation system management module is used for managing simulation system access and managing equipment accessed to the system; the simulation control module is used for promoting the simulation of the heterogeneous simulation platform; the time management module is used for managing time synchronization of the heterogeneous simulation platform and the heterogeneous simulation model and time service of the heterogeneous simulation platform and the heterogeneous simulation model.
In one embodiment, specific components and functions of the heterogeneous simulation platform middleware are shown in fig. 3, and the whole system includes: the system comprises a basic supporting layer, a heterogeneous middleware layer and an emulation service layer. The simulation service layer realizes management and data access to the heterogeneous simulation platform based on an interface provided by the heterogeneous simulation platform middleware, and specifically comprises guidance control, data acquisition and heterogeneous information management. The heterogeneous middleware layer mainly realizes management of a heterogeneous system and management of heterogeneous model simulation data through heterogeneous simulation platform middleware, and specifically comprises the following steps: simulation control and time management, and the publishing and subscribing of model data are supported, so that the data interaction between the heterogeneous simulation platform and the heterogeneous simulation model is realized, and meanwhile, the distributed cascade data communication is realized. Based on two paths of control flow and data flow, the control flow is used as a main control mode, and each model is scheduled according to the operation control requirements and steps of simulation, so that the control coordination and unification of heterogeneous and homogeneous systems are realized. Meanwhile, the data flow path is used for realizing the issuing of resources and the interaction of data, thereby realizing the circulation of simulation service data. On the basic supporting layer, the heterogeneous simulation platform middleware can be operated and deployed on an entity PC computer, a container and a virtual machine, and is convenient to use, operate and maintain.
In one embodiment, as shown in fig. 4, the interactive transport layer protocol between the heterogeneous simulation platform middleware and the heterogeneous simulation platform is TCP/IP, the data format adopts Protobuf plus Json, and the content can be customized.
Therefore, the simulation platform of the heterogeneous interconnection realizes the following functions:
A. the heterogeneous interconnection-based simulation system advances and ensures the advancing consistency of the heterogeneous simulation platform through control flow data in the simulation control layer.
B. The heterogeneous interconnection-based simulation system completes direct data transfer of the heterogeneous simulation platform through unified transceiving and specification protocol designation on the simulation model data level.
In one embodiment, the heterogeneous simulation model comprises a configuration interface and a data interface; the configuration interface is used for receiving configuration parameters and finishing initialization of the heterogeneous simulation model; the data interface is used for carrying out interaction between heterogeneous simulation models.
Specifically, the configuration interface includes: a configuration input interface and a configuration output interface; the configuration input interface is used for receiving configuration parameters in a preset format; the configuration output interface is used for outputting model configuration data in a preset format; the model configuration data is used for being sent to other heterogeneous simulation models; the configuration input interface and the configuration output interface are data streams in a Protobuf format.
In addition, a model data input interface and a model data output interface; the model data input interface is used for inputting simulation data in a preset format, and the model data output interface outputs the simulation data in the preset format; the model data input interface and the model data output interface are data streams in a Protobuf format.
In conclusion, the heterogeneous middleware designs a set of unified and standardized access rules; the problem that a heterogeneous interconnection simulation system participates in simulation at the same time is solved from three aspects of a link layer, a control layer and a data layer; the interchangeability of simulation data is achieved by means of specifications and the establishment of a uniform standard.
a) And a link layer: the data exchange and processing of the heterogeneous simulation platform are realized in a centralized mode at the initial stage; realizing decentralization at the later stage, and solving the interactive processing of heterogeneous simulation data between nodes in a shortest path mode;
b) a control layer: standard interfaces and protocol specifications are formulated, so that the control flow of the heterogeneous simulation system is unified;
c) and (3) a data layer: the conversion between the simulation data of the heterogeneous system and the standard data is carried out in an adapter mode, so that the data exchange of the heterogeneous simulation system in the same simulation is really realized.
In one embodiment, a method for simulating heterogeneous interconnects is provided, including:
step 1, constructing the simulation system and initializing the simulation system.
And 2, acquiring simulation requirement data and inputting the simulation requirement data into the simulation system.
And 3, configuring a heterogeneous simulation model according to the simulation demand data.
And 4, carrying out simulation time control on the heterogeneous simulation platform through the heterogeneous simulation platform middleware.
Specifically, as shown in fig. 5, the working mode of the heterogeneous simulation platform middleware is provided as follows:
a) starting the heterogeneous simulation platform middleware;
b) registration of a heterogeneous system;
c) editing a simulation project;
d) simulation preparation: initializing a heterogeneous and homogeneous system;
e) starting simulation;
f) carrying out simulation propulsion;
g) setting simulation configuration parameters;
h) stopping simulation;
i) the heterogeneous simulation platform middleware stops.
In one embodiment, a computer device is provided, which may be a terminal, and its internal structure diagram may be as shown in fig. 6. The computer device includes a processor, a memory, a network interface, a display screen, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device comprises a nonvolatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of an operating system and computer programs in the non-volatile storage medium. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by a processor to implement a method of simulating a heterogeneous interconnect. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, a key, a track ball or a touch pad arranged on the shell of the computer equipment, an external keyboard, a touch pad or a mouse and the like.
Those skilled in the art will appreciate that the architecture shown in fig. 6 is merely a block diagram of some of the structures associated with the disclosed aspects and is not intended to limit the computing devices to which the disclosed aspects apply, as particular computing devices may include more or less components than those shown, or may combine certain components, or have a different arrangement of components.
In an embodiment, a computer device is provided, comprising a memory storing a computer program and a processor implementing the steps of the method in the above embodiments when the processor executes the computer program.
In an embodiment, a computer-readable storage medium is provided, on which a computer program is stored, which computer program, when being executed by a processor, carries out the steps of the method in the above-mentioned embodiments.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware instructions of a computer program, which can be stored in a non-volatile computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. Any reference to memory, storage, database, or other medium used in the embodiments provided herein may include non-volatile and/or volatile memory, among others. Non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory. Volatile memory can include Random Access Memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in a variety of forms such as Static RAM (SRAM), Dynamic RAM (DRAM), Synchronous DRAM (SDRAM), Double Data Rate SDRAM (DDRSDRAM), Enhanced SDRAM (ESDRAM), Synchronous Link DRAM (SLDRAM), Rambus Direct RAM (RDRAM), direct bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM).
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (7)
1. A heterogeneous interconnected simulation system, the system comprising:
heterogeneous simulation platform middleware and a heterogeneous simulation platform; executing a heterogeneous simulation model in the heterogeneous simulation platform;
the heterogeneous simulation platform middleware and the heterogeneous simulation platform interact through a model data interface and a control flow data interface; the model data interface and the control flow data interface adopt a unified standard of integration and access;
the external simulation control terminal interacts with the heterogeneous simulation platform middleware through a control flow data interface;
when the heterogeneous simulation platform middleware receives control flow data of an external simulation control terminal, scheduling the heterogeneous simulation platform according to a preset simulation requirement, wherein the heterogeneous simulation platform carries out model data interaction through a model data interface of the heterogeneous simulation platform middleware; the heterogeneous simulation platform middleware performs unified control on the heterogeneous simulation platform through a control flow data interface;
the heterogeneous simulation platform middleware comprises: control management middleware and data interaction middleware;
the control management middleware is used for management of the heterogeneous simulation system, control of the heterogeneous simulation and time management of the heterogeneous simulation platform;
the data interaction middleware is used for data interaction between the heterogeneous simulation platform and the heterogeneous simulation model;
the heterogeneous simulation model comprises a configuration interface and a data interface;
the configuration interface is used for receiving configuration parameters and finishing initialization of the heterogeneous simulation model;
the data interface is used for carrying out interaction between heterogeneous simulation models;
the configuration interface includes: a configuration input interface and a configuration output interface;
the configuration input interface is used for receiving configuration parameters in a preset format; the configuration output interface is used for outputting model configuration data in a preset format; the model configuration data is used for being sent to other heterogeneous simulation models;
the configuration input interface and the configuration output interface are data streams in a Protobuf format.
2. The system of claim 1, wherein the control management middleware comprises: the simulation system comprises a simulation system management module, a simulation control module and a time management module; the data interaction middleware comprises: a simulation data management module;
the simulation system management module is used for managing simulation system access and managing equipment accessed to the system;
the simulation control module is used for promoting the simulation of the heterogeneous simulation platform;
the time management module is used for managing time synchronization of the heterogeneous simulation platform and the heterogeneous simulation model and time service of the heterogeneous simulation platform and the heterogeneous simulation model.
3. The system of claim 1, wherein a transport layer protocol of interaction between the heterogeneous simulation platform middleware and the heterogeneous simulation platform is TCP/IP, and a data format adopts Protobuf plus Json.
4. The system of claim 1, wherein the data interface comprises: a model data input interface and a model data output interface;
the model data input interface is used for inputting simulation data in a preset format, and the model data output interface outputs the simulation data in the preset format;
the model data input interface and the model data output interface are data streams in a Protobuf format.
5. A method for simulating heterogeneous interconnects, the method comprising:
building a heterogeneous interconnected simulation system of any of claims 1 to 4, and initializing the simulation system;
acquiring simulation demand data, and inputting the simulation demand data into the simulation system;
configuring the heterogeneous simulation model according to the simulation demand data;
and carrying out simulation time control on the heterogeneous simulation platform through the heterogeneous simulation platform middleware.
6. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the method of claim 5 when executing the computer program.
7. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method as claimed in claim 5.
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| KR20120085436A (en) * | 2011-01-24 | 2012-08-01 | 주식회사 엘지씨엔에스 | Heterogeneous Virtual Server Consolidation System and Method |
| CN106951590A (en) * | 2017-02-16 | 2017-07-14 | 北京宇航系统工程研究所 | A kind of emulation test system towards multidisciplinary isomery model |
| CN107171922A (en) * | 2017-07-03 | 2017-09-15 | 中国人民解放军63893部队 | Heterogeneous system bridge service method based on middleware Technology |
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