CN114427973A - Aeroengine test measurement and control system based on OPC UA - Google Patents
Aeroengine test measurement and control system based on OPC UA Download PDFInfo
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- 238000004886 process control Methods 0.000 abstract description 2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M15/00—Testing of engines
- G01M15/14—Testing gas-turbine engines or jet-propulsion engines
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- G—PHYSICS
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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- H—ELECTRICITY
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Abstract
The invention discloses an aeroengine test measurement and control system based on OPC UA (OLE for process control) U (architecture), which comprises a hybrid cloud platform, a first OPCUA server, a data analysis platform, a first OPCUA client and a plurality of test benches, wherein the first OPCUA server is connected with the data analysis platform through the hybrid cloud platform; the hybrid cloud platform, the data analysis platform and the first OPCUA client are respectively communicated with the first OPCUA server; the first OPCUA server communicates with the plurality of test benches by adopting OPCUA; the second OPCUA server in each test bed is communicated with the corresponding PLC, LXI data acquisition card, PXI data acquisition card and VXI data acquisition card by adopting OPCUA; the system utilizes OPC UA protocol to make equipment and drivers of different manufacturers flexibly connect and exchange information, and solves the problems of not smooth communication between hierarchies and compatible communication between equipment of different manufacturers in the hierarchies.
Description
Technical Field
The invention belongs to the technical field of aero-engine tests, and particularly relates to an aero-engine test control system based on OPC UA.
Background
The test of the aircraft engine is mainly finished through a ground test bed, and the measurement and control system is an important component of the test and control system and mainly finishes the functions of parameter measurement and data acquisition of the engine and matched process equipment, simulation check of the functional state of the engine, state monitoring and warning, state control and regulation of a rack process system and the like.
At present, China has achieved a certain achievement in the field of aero-engine tests, and particularly, automation of test equipment is greatly improved. The communication of the test equipment measurement and control system is mainly a mode of combining industrial Ethernet and bus technology, but the communication of data information of each layer of the measurement and control system is not smooth enough, and communication protocols supported by equipment of different manufacturers in the layer are not uniform, so that the problem of communication compatibility also exists.
For example, the patent of the Chinese utility model with the authorization notice number of CN203759532U and the name of general simulator for aircraft engines, wherein the combined instrument case is connected with the simulation measurement and control computer in a PXI bus mode; for another example, the publication number is CN211403211U, which is named as the chinese utility model patent of the electrical control system of the test bed of the aero-engine, wherein the upper computer PLC system switch supports the ethernet wired network transmission mode, and the PLC controller supports the RS485 communication mode and protocol.
Disclosure of Invention
The invention aims to provide an aircraft engine test measurement and control system based on OPC UA (OLE for process control) to solve the problems that communication between hierarchies is not smooth enough and communication between different manufacturer devices in the hierarchies cannot be compatible due to the fact that an existing measurement and control system adopts a mode of combining industrial Ethernet and a bus technology.
The invention solves the technical problems through the following technical scheme: an aircraft engine test and control system based on OPC UA comprises a hybrid cloud platform, a first OPCUA server, a data analysis platform, a first OPCUA client and a plurality of test beds; the hybrid cloud platform, the data analysis platform and the first OPCUA client are respectively communicated with the first OPCUA server; the first OPCUA server is communicated with the plurality of test benches by adopting OPCUA;
each test bed comprises a control layer, an execution layer, a second OPCUA server, a second OPCUA client and a database, wherein the second OPCUA client and the database are communicated with the second OPCUA server; the management and control layer comprises a PLC (programmable logic controller), an LXI (local area network) data acquisition card (LXI For short), a PXI (PCI eXtension For Instrumentation) data acquisition card (PXI For short) and a VXI data acquisition card (VMEbuseXtensionsForinstrumentation For Instrumentation, VXI For short); the actuator layer comprises an actuator and a plurality of sensors;
the first OPCUA server is communicated with a second OPCUA server of each test bed by adopting OPCUA, and the second OPCUA server is communicated with the corresponding PLC, the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card by adopting OPCUA; the actuating mechanism is connected with the PLC, and the sensors are connected with the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card respectively according to different interface types.
The hybrid cloud platform is a platform capable of fully utilizing public and private computing resources, so that the security of the private data resources can be ensured, and the data and computing resources of the public cloud can be fully utilized; a plurality of second OPCUA servers are accessed into the hybrid cloud platform through the first OPCUA server, so that the resources of different OPCUA servers can be known more visually through the hybrid cloud platform, the service information on different OPCUA servers can be managed through the hybrid cloud platform, the cross-border management of the service information is realized, and the data processing efficiency is improved.
The first OPCUA server is used for managing and controlling all test benches, is a test bench management and control center and a data scheduling center, and has a display function at the same time.
The first OPCUA client provides local services for the client, and the starting of each test bed can be controlled directly through the OPCUA client.
The data analysis platform is used for data analysis of each test bed, and a digital twin test model of the aircraft engine is established according to the analysis result.
The second OPCUA server is used as a local server of the test bed, is mainly used for controlling the test bed and is simultaneously used for communicating with the OPCUA server of the previous level OPCUA server and the OPCUA servers of other test beds.
And the second OPCUA client is a human-computer interaction interface and is used for field control and debugging of the test bed.
The PLC controller is mainly used for controlling the action of the execution mechanism, and the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card are used for receiving different working condition/environment data of each test device acquired by the sensor.
In the invention, a first OPCUA client accesses a first OPCUA server, when a certain test bed is selected at the first OPCUA client, the first OPCUA server sends a starting instruction to a second OPCUA server corresponding to the test bed to start the test bed, the second OPCUA server sends instructions to a PLC controller, an LXI data acquisition card, a PXI data acquisition card and a VXI data acquisition card of a control layer, the PLC controller sends control instructions to EEC, an oil supply pump, an oil return pump and other execution mechanisms, the execution mechanisms complete the actions of starting or stopping and the like under the control instructions, the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card respectively acquire electric signals acquired by each sensor and convert the electric signals into data, the PLC controller, the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card transmit the acquired data to the second OPCUA server, and the second OPCUA server stores the data in a database, and transmits to the first opuua server in real time for display and observation.
The invention solves the problems of insufficient communication among levels and communication compatibility among different manufacturer devices in the levels by the OPC UA technology, fully utilizes the OPC UA standard to realize interconnection and intercommunication among the levels, realizes the full integration of an information system and an industrial control system, accelerates the data intercommunication between the research and development of an aeroengine and a test, and provides data support for the construction of a digital twin test model.
Further, the actuating mechanism comprises an Engine Electronic Controller (EEC), an oil supply pump and an oil return pump; the sensors comprise a pressure sensor, a flowmeter, a temperature sensor, a rotating speed sensor, a load sensor and a vibration sensor; the engine electronic controller, the oil supply pump and the oil return pump are all connected with the PLC; the pressure sensor is connected with the LXI data acquisition card, the flow meter, the rotating speed sensor, the load sensor and the vibration sensor are all connected with the PXI data acquisition card, and the temperature sensor is connected with the VXI data acquisition card.
Further, the first opuca client includes a touch display screen, a PC, or an industrial control all-in-one machine.
Furthermore, the first OPCUA client accesses the first OPCUA server in an Ethernet TCP/IP communication mode.
Further, the second opuua client includes a processor, a display screen, an input panel, a data storage module, and a communication interface; the display screen, the input panel and the data storage module are respectively connected with the processor, and the processor is connected with the second OPCUA server through a communication interface.
Further, the database adopts an SQL Server database.
Furthermore, the PLC controller is also communicated with the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card by adopting OPCUA.
Compared with the prior art, the invention has the advantages that:
the invention provides an aeroengine test measurement and control system based on OPC UA, which comprises a hybrid cloud platform, a first OPCUA server, a data analysis platform, a first OPCUA client and a plurality of test beds, wherein the hybrid cloud platform is connected with the first OPCUA server through a network; the hybrid cloud platform, the data analysis platform and the first OPCUA client are respectively communicated with the first OPCUA server; the first OPCUA server is communicated with the plurality of test benches by adopting OPCUA; the second OPCUA server in each test bed is communicated with the corresponding PLC, LXI data acquisition card, PXI data acquisition card and VXI data acquisition card by adopting OPCUA; the system utilizes OPC UA protocol to enable devices and drivers of different manufacturers to be connected and information interaction flexibly, solves the problems of unsmooth communication among levels and compatibility of communication among devices of different manufacturers in the levels, fully utilizes OPC UA standard to realize interconnection and intercommunication among the levels, realizes full fusion of an information system and an industrial control system, accelerates data intercommunication between research and development of an aircraft engine and a test, and provides data support for construction of a digital twin test model.
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In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only one embodiment of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a structural block diagram of an aircraft engine test measurement and control system based on OPC UA in the embodiment of the present invention.
Detailed Description
The technical solutions in the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solution of the present application will be described in detail below with specific examples. Several of these specific embodiments may be combined, and details of the same or similar concepts or processes may not be repeated in some embodiments.
OPC UA (Unified Architecture) is the next generation OPC standard to acquire real-time and historical data and time by providing a complete, secure and reliable cross-platform Architecture. OPC UA provides a secure, reliable and vendor-independent transfer of raw data and preprocessed information from the manufacturing level to the production planning or ERP level based on a new generation of technology provided by the OPC foundation. With OPC UA, all required information is available to every authorized person at any time, any place, for every authorized application. This functionality is independent of the manufacturer's original application, programming language and operating system.
The OPC UA protocol has the following advantages:
1. the standardized communication OPC UA through the Internet and the firewall completes the data exchange by using an optimized binary protocol based on TCP (communication mode of an OPC server and a server), and additionally supports web service and http, allows a port to be opened in the firewall, and an integrated security mechanism ensures the safe communication through the Internet.
2. Unauthorized data access is prevented. A mature security concept is used to prevent unauthorized access and process data corruption, as well as errors due to careless operation; the OPC UA security concept is based on world wide web standards and is realized through items such as user authentication, signature, encrypted transmission and the like.
3. The data has security and reliability. Reliable communication mechanisms, configurable timeouts, automatic error checking and automatic recovery are used.
4. The method is simple and consistent, and the OPC UA defines an integrated address space and information model which can display process data, alarm and historical data and complete program calling; the information items are defined as objects of different types, which can be associated with one another, on the basis of which the OPC UA supports the use of complex data structures, which makes it possible for the OPC UA to describe complex processes and systems in a complete manner.
As shown in fig. 1, the aero-engine test and control system based on OPC UA provided by this embodiment includes a hybrid cloud platform, a first OPCUA server, a data analysis platform, a first OPCUA client, and a plurality of test benches; the hybrid cloud platform, the data analysis platform and the first OPCUA client are respectively communicated with the first OPCUA server; the first OPCUA server communicates with the plurality of test benches using OPCUA.
Each test bed comprises a control layer, an execution layer, a second OPCUA server, a second OPCUA client and a database, wherein the second OPCUA client and the database are communicated with the second OPCUA server; the control layer comprises a PLC controller, an LXI data acquisition card, a PXI data acquisition card and a VXI data acquisition card; the execution layer comprises an execution mechanism and a plurality of sensors; the actuating mechanism comprises an EEC, an oil supply pump and an oil return pump; the plurality of sensors includes a pressure sensor, a flow meter, a temperature sensor, a rotational speed sensor, a load sensor, and a vibration sensor.
The first OPCUA server is communicated with the second OPCUA server of each test bed by adopting OPCUA, and the second OPCUA server is communicated with the corresponding PLC, the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card by adopting OPCUA. The EEC, the oil supply pump and the oil return pump are all connected with the PLC; the pressure sensor is connected with the LXI data acquisition card, the flow meter, the rotating speed sensor, the load sensor and the vibration sensor are connected with the PXI data acquisition card, and the temperature sensor is connected with the VXI data acquisition card.
The working process of the aeroengine test and control system in the embodiment is as follows:
operating a first OPCUA client to access a first OPCUA server, when a certain test bed is selected at the first OPCUA client, the first OPCUA server sends a starting instruction to a second OPCUA server corresponding to the test bed to start the test bed, the second OPCUA server sends instructions to a PLC controller, an LXI data acquisition card, a PXI data acquisition card and a VXI data acquisition card of a control layer, the PLC controller sends control instructions to executing mechanisms such as an EEC, an oil supply pump, an oil return pump and the like, the executing mechanisms complete the actions such as starting or stopping under the control instructions, the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card respectively acquire electric signals acquired by each sensor and convert the electric signals into data, the PLC controller, the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card transmit the acquired data to the second OPCUA server, and the second OPCUA server stores the data in a data base, and transmits to the first opuua server in real time for display and observation.
The data analysis platform can call data of a database in the test bed and computing resources of the hybrid cloud platform through the first OPCUA server, and is used for building a digital twin test model of the aero-engine, and the specific building method can refer to Chinese invention patent with an authorization notice number of CN110532625B and named as a digital twin modeling method of an aero-engine turbine disc-rotor-support system.
When the field test equipment fails or needs to be debugged, local control of the test equipment can be completed through the second OPCUA client.
In an embodiment of the invention, the PLC controller further communicates with the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card respectively by using OPCUA, and the PLC controller can control the actuator according to data acquired by different data acquisition cards.
In an embodiment of the present invention, the first opua client includes a touch display screen, a PC, or an all-in-one machine, and the first opua client accesses the first opua server through a communication mode of Ethernet TCP/IP.
In one embodiment of the present invention, the second OPCUA client (i.e., the human machine interface) includes a processor, a display screen, an input panel, a data storage module, and a communication interface; the display screen, the input panel and the data storage module are respectively connected with the processor, and the processor is connected with the second OPCUA server through the communication interface.
In one embodiment of the invention, the database is a SQL Server database.
The above disclosure is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of changes or modifications within the technical scope of the present invention, and shall be covered by the scope of the present invention.
Claims (7)
1. The utility model provides an aeroengine test system of observing and controling based on OPC UA which characterized in that: the system comprises a hybrid cloud platform, a first OPCUA server, a data analysis platform, a first OPCUA client and a plurality of test beds; the hybrid cloud platform, the data analysis platform and the first OPCUA client are respectively communicated with the first OPCUA server; the first OPCUA server is communicated with the plurality of test benches by adopting OPCUA;
each test bed comprises a control layer, an execution layer, a second OPCUA server, a second OPCUA client and a database, wherein the second OPCUA client and the database are communicated with the second OPCUA server; the control layer comprises a PLC controller, an LXI data acquisition card, a PXI data acquisition card and a VXI data acquisition card; the actuator layer comprises an actuator and a plurality of sensors;
the first OPCUA server is communicated with a second OPCUA server of each test bed by adopting OPCUA, and the second OPCUA server is communicated with the corresponding PLC, the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card by adopting OPCUA; the execution mechanism is connected with the PLC, and the sensors are respectively connected with the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card according to different interface types.
2. The OPC UA-based aircraft engine test and control system of claim 1 wherein: the actuating mechanism comprises an engine electronic controller, an oil supply pump and an oil return pump; the plurality of sensors comprise a pressure sensor, a flow meter, a temperature sensor, a rotating speed sensor, a load sensor and a vibration sensor; the engine electronic controller, the oil supply pump and the oil return pump are all connected with the PLC; the pressure sensor is connected with the LXI data acquisition card, the flow meter, the rotating speed sensor, the load sensor and the vibration sensor are all connected with the PXI data acquisition card, and the temperature sensor is connected with the VXI data acquisition card.
3. The OPC UA-based aircraft engine test measurement and control system of claim 1 wherein: the first OPCUA client comprises a touch display screen, a PC (personal computer) or an industrial personal computer.
4. The OPC UA-based aircraft engine test and control system of claim 1 wherein: and the first OPCUA client accesses the first OPCUA server in an Ethernet TCP/IP communication mode.
5. The OPC UA-based aircraft engine test and control system of claim 1 wherein: the second OPCUA client comprises a processor, a display screen, an input panel, a data storage module and a communication interface; the display screen, the input panel and the data storage module are respectively connected with the processor, and the processor is connected with the second OPCUA server through a communication interface.
6. The OPC UA-based aircraft engine test and control system of claim 1 wherein: the database adopts an SQL Server database.
7. The OPC UA-based aero-engine test and control system according to any one of claims 1 to 6, wherein: the PLC is also communicated with the LXI data acquisition card, the PXI data acquisition card and the VXI data acquisition card by adopting OPCUA.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117348578A (en) * | 2023-12-05 | 2024-01-05 | 成都源流立创科技有限公司 | Physical and chemical laboratory system, communication implementation method of system and laboratory |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944426A (en) * | 2012-10-23 | 2013-02-27 | 贵州凯阳航空发动机有限公司 | Measurement and control system and method for test bed of X-type aero-engine |
| US20160055737A1 (en) * | 2013-04-08 | 2016-02-25 | Reciprocating Network Solutions, Llc | Reciprocating Machinery Monitoring System and Method |
| CN109257208A (en) * | 2018-09-04 | 2019-01-22 | 深圳市智能机器人研究院 | A kind of information integrated system and method based on OPC UA |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102944426A (en) * | 2012-10-23 | 2013-02-27 | 贵州凯阳航空发动机有限公司 | Measurement and control system and method for test bed of X-type aero-engine |
| US20160055737A1 (en) * | 2013-04-08 | 2016-02-25 | Reciprocating Network Solutions, Llc | Reciprocating Machinery Monitoring System and Method |
| CN109257208A (en) * | 2018-09-04 | 2019-01-22 | 深圳市智能机器人研究院 | A kind of information integrated system and method based on OPC UA |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117348578A (en) * | 2023-12-05 | 2024-01-05 | 成都源流立创科技有限公司 | Physical and chemical laboratory system, communication implementation method of system and laboratory |
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