CN107769836B - Satellite universal automatic test platform and data interaction method thereof - Google Patents

Satellite universal automatic test platform and data interaction method thereof Download PDF

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CN107769836B
CN107769836B CN201710822155.7A CN201710822155A CN107769836B CN 107769836 B CN107769836 B CN 107769836B CN 201710822155 A CN201710822155 A CN 201710822155A CN 107769836 B CN107769836 B CN 107769836B
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test
data
module
satellite
user terminal
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CN107769836A (en
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邢斯瑞
赵景晖
徐婧
易进
王光利
李树龙
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Chang Guang Satellite Technology Co Ltd
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Chang Guang Satellite Technology Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/56—Provisioning of proxy services
    • H04L67/562—Brokering proxy services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/185—Space-based or airborne stations; Stations for satellite systems
    • H04B7/1851—Systems using a satellite or space-based relay
    • H04B7/18519—Operations control, administration or maintenance
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06—Management of faults, events, alarms or notifications
    • H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/08—Configuration management of networks or network elements
    • H04L41/0876—Aspects of the degree of configuration automation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
    • H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/10—Protocols in which an application is distributed across nodes in the network
    • H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/2866—Architectures; Arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/55—Push-based network services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/50—Network services
    • H04L67/75—Indicating network or usage conditions on the user display

Abstract

The invention relates to a satellite universal automatic test platform and a data interaction method thereof, solves the technical problems of low universality and low automation degree of the conventional satellite test equipment, and belongs to the technical field of satellite test. The invention relates to a general automatic test platform for a satellite, which consists of a peripheral equipment layer, a middle service layer and a user terminal layer, wherein the peripheral equipment layer comprises automatic test equipment for a test and control system, automatic test equipment for a control system, CAN (controller area network) monitoring equipment, unplugging and plugging signal monitoring equipment and solar cell array simulation equipment, and is used for responding a remote control command of a comprehensive test server, ascending to the satellite, simultaneously completing signal acquisition of satellite data and sending the satellite data to the comprehensive test server for signal processing and data storage. The test platform and the data interaction method thereof integrate the rapid test requirements of each stage of the satellite, have strong universality and high automation degree, form a system of satellite distributed test control and comprehensive integrated management, and realize the universalization and automation of satellite tests.

Description

Satellite universal automatic test platform and data interaction method thereof
Technical Field
The invention relates to the technical field of satellite testing, in particular to a satellite universal automatic testing platform and a data interaction method thereof.
Background
Satellite testing is a complex system project, and compared with the traditional manufacturing test work of automobiles and the like, the satellite testing has the characteristics of limited testing interface, high system integration level, complex signals, incapability of maintaining after in-orbit operation and the like. Therefore, a large amount of dedicated test equipment is often required to perform varying degrees and types of test tasks on the satellite at each stage of satellite testing.
The existing test equipment, including single-machine self-checking equipment, comprehensive test equipment and the like, has strong pertinence, the test equipment is numerous but not related, the uniformity and integrity of measurement and control tasks lack system support, and a set of comprehensive test equipment needs to be redeveloped every time a satellite is developed, so that the universality is not strong; in addition, when satellite testing is performed, operations such as operation, state monitoring, data recording and the like need to be performed on each testing device, time and energy of testing personnel are often consumed excessively by scattered devices, and the automation degree is not high; meanwhile, due to the parallel use requirement of the satellite testing equipment, a large amount of testing data can be generated during testing, the manual operation intensity is high, and testers can easily ignore the process details or data of the testing equipment, so that faults or defects cannot be found in time.
Therefore, a comprehensive satellite testing platform integrating control of a plurality of independent testing devices and management of distributed testing data is required to be developed for a plurality of rapid testing tasks of a plurality of types and a plurality of satellites.
Disclosure of Invention
Aiming at the technical problems of low universality and low automation degree of the conventional satellite testing equipment, the invention provides a satellite universal automatic testing platform and a data interaction method thereof for comprehensively integrating the satellite testing equipment and uniformly scheduling and managing the satellite testing equipment to meet the rapid testing requirements of each stage of a satellite.
In order to solve the problems, the technical scheme of the invention is as follows:
the satellite universal automatic test platform consists of a peripheral equipment layer, a middle service layer and a user terminal layer, wherein the peripheral equipment layer is respectively connected with the satellite and the middle service layer, and the middle service layer is respectively connected with the peripheral equipment layer and the user terminal layer;
the intermediate service layer comprises an integrated test server, the integrated test server responds to an instruction of the user terminal layer, forwards the instruction to the peripheral equipment layer, processes and stores data collected by the peripheral equipment layer in a centralized manner, and pushes the data to the user terminal layer for display;
the peripheral equipment layer comprises automatic test equipment of a measurement and control system, automatic test equipment of a control system, CAN monitoring equipment, unplugging and plugging signal monitoring equipment and a solar cell array simulator, wherein the automatic test equipment of the measurement and control system, the automatic test equipment of the control system, the CAN monitoring equipment, the unplugging and plugging signal monitoring equipment and the solar cell array simulator are respectively connected with the comprehensive test server through a network switch, respond to a remote control instruction of the comprehensive test server, uplink an instruction signal to a satellite, complete signal acquisition of satellite data at the same time and transmit the satellite data to the comprehensive test server for signal processing and data storage;
the automatic test equipment of the measurement and control system is used for simulating the actual on-orbit communication state of the satellite and realizing the communication between the general automatic test platform of the satellite and the radio frequency link on the satellite;
the control system automatic test equipment is used for replacing a satellite attitude control sensitive device and a satellite attitude control executive device to carry out analog output, and is communicated with a dynamic model module in the control system automatic test equipment to realize attitude control closed-loop simulation in a ground test stage;
the CAN monitoring equipment is used for simulating the communication between the on-board measurement and control transponder and the central computer to complete the uplink data transmission and the downlink data transmission of the satellite-ground CAN channel;
the off-line signal monitoring equipment is used for directly acquiring and sending satellite analog signals and pulse signals, wherein the analog signals comprise satellite storage battery voltage signals, bus voltage signals and bus current signals, and the pulse signals comprise satellite and rocket separation signals and storage battery disconnection signals;
the solar cell array simulator is used for providing a constant current source for the whole satellite in the ground test stage and simulating the discharging process of the solar cell array;
the comprehensive testing server comprises the following interconnected modules:
the remote measurement and control configuration module is used for receiving a remote measurement and control configuration request sent by a user terminal layer, and finishing self-defined early warning and interpretation of remote measurement parameters, and one-key import of a self-defined remote measurement and control module and a remote measurement and control configuration table;
the remote control instruction sending module is used for receiving a remote control instruction sending request sent by the user terminal layer and finishing the uplink of a remote control instruction and injection data to the peripheral equipment layer; the remote control instruction comprises control for starting a peripheral device layer, setting software parameters of the peripheral device layer and control for quitting the peripheral device layer;
the telemetering data display module is used for displaying the telemetering data processed by the comprehensive testing server and finishing the checking and monitoring of the received real-time data by the user;
the test sequence configuration module is used for receiving a test sequence configuration request sent by a user terminal layer and completing the construction of a test sequence;
the automatic test sequence execution module is used for receiving an automatic test sequence execution request sent by the user terminal layer, completing the automatic execution of a plurality of test sequences, displaying and prompting faults in the execution process, and automatically generating a test report for a tester to check and download after the execution is finished;
the multi-level alarm setting module is used for receiving a multi-level alarm setting request sent by a user terminal layer, finishing the setting of an alarm group and monitoring and interpreting key parameters in the test process in real time;
the system comprises a disconnection signal recording module, a disconnection signal monitoring device and a data processing module, wherein the disconnection signal recording module is used for receiving data from the disconnection signal monitoring device, displaying current data in real time and supporting historical data playback;
the solar array module is used for completing manual control and automatic control of the solar cell array simulator and realizing ground simulation of the satellite solar cell array;
the remote measurement data playback module is used for receiving a remote measurement data playback request sent by the user terminal layer, finishing real-time playback, historical query and export of remote measurement data on the user terminal layer and historical query on a remote control command on the user terminal layer;
the test equipment monitoring module is used for receiving a test equipment state monitoring request sent by the user terminal layer, completing the monitoring of the running state of the peripheral equipment layer and displaying the running state to the user terminal layer; the running state comprises running equipment of a peripheral equipment layer, whether the running equipment is in normal communication or not and real-time running parameters of the running equipment;
the data processing module is used for carrying out data processing on the instruction sent by the user terminal layer, sending the processed signal to the peripheral equipment layer, analyzing the data signal generated by the peripheral equipment layer in real time and sending the analyzed data or the unresolved original code data to the user terminal layer for displaying;
the data storage module adopts a disk array and is used for storing data generated by a peripheral equipment layer in real time and performing playback, screening and checking of historical data and data export on a user terminal layer; the disk array is connected with the comprehensive test server through a gigabit optical fiber wired TCP/IP protocol;
the test process management module is used for receiving a test process management request sent by the user terminal layer, and finishing the setting of user permission, the display and management of the login IP and the recording of the login user;
the comprehensive testing server also comprises a dynamics module which is used for displaying the dynamics data situation pushed to the comprehensive testing server by the automatic testing equipment of the control system in real time and storing and playing back the data.
The comprehensive testing server adopts a virtual machine technology, uses one set of hardware equipment to virtualize a plurality of sets of operating systems which run independently, and ensures the possibility of simultaneous testing of a plurality of satellites by selecting a server appointed for use through IP (Internet protocol); the comprehensive test server software is developed by using Java language and is suitable for Linux and Windows dual systems, so that the portable notebook can be made into a movable server, and the portable notebook is convenient for field test and occasions needing frequent replacement of test fields.
The module of the comprehensive testing server adopts a B/S structure, a user terminal layer can access software directly through a browser without deploying the software, modification of configuration files and the like can be quickly synchronized in real time, and the problems that the traditional C/S structure server needs to independently install the software and all terminals need to renew the software after a program is updated are solved.
Furthermore, the intermediate service layer also comprises a wireless router, the integrated test server is connected with the wireless router through a network cable, and the integrated test server is communicated with the user terminal layer through the wireless router;
furthermore, one end of the automatic test equipment of the measurement and control system is connected with a single machine of the measurement and control subsystem on the satellite through a high-speed radio frequency cable, and the other end of the automatic test equipment of the measurement and control system is connected with the comprehensive test server through a network switch by adopting a wired UDP protocol.
The automatic test equipment of the measurement and control system can adapt to various measurement and control systems such as USB, spread spectrum and the like by only using one PXI case. Firstly, a user accesses a remote control instruction sending module of an integrated test server of a middle service layer through a user terminal layer, after editing or selecting an instruction, a corresponding binary code is sent to a data processing module of the integrated test server, the integrated test server forwards the binary code subjected to framing processing to automatic test equipment of a measurement and control system, the automatic test equipment of the measurement and control system performs digital signal modulation of the binary code to form a radio frequency carrier signal and sends the radio frequency carrier signal to an on-satellite measurement and control responder to finish data uplink; the satellite measurement and control transponder transmits a radio frequency carrier signal with telemetering data information to the automatic test equipment of the measurement and control system, the automatic test equipment of the measurement and control system demodulates the received data and transmits the processed digital binary code to the data processing module of the comprehensive measurement server, the data is pushed to the telemetering data display module of the comprehensive measurement server after being processed and is transmitted to the disk array for storage, and finally the telemetering data display module of the comprehensive measurement server is accessed through a user terminal layer to check the real-time telemetering data, so that data downlink is completed.
Furthermore, one end of the automatic test equipment of the control system is directly connected with the satellite through the on-board sample cable in a RS422 communication mode, or is connected with the on-board CAN bus through the ground CAN monitoring equipment in a CAN communication mode, and the other end of the automatic test equipment of the control system is connected with the comprehensive test server through a network switch by adopting a wired TCP/IP protocol.
The automatic test equipment of the control system integrates all functions of a dynamic model module, an attitude control sensitive device simulation module and a GPS signal simulation module by only one PXI case, has high integration level and flexible and good operation compared with the traditional equipment with a single dynamic case, a signal processing case and other structures, can improve the simulation period, more truly simulate the on-satellite environment, and more support the comprehensive functions of full simulation and semi-physical simulation.
The working process of the full simulation link is as follows: a user opens an application program of the automatic test equipment of the control system through a user terminal layer, initial orbit information is input on an interface, the input orbit data is sent to a dynamic model module of the automatic test equipment of the control system after the program runs, the dynamic model module carries out real-time simulation according to the received initial orbit information, the obtained data is sent to an attitude control sensitive device simulation module of the automatic test equipment of the control system, the attitude control sensitive device simulation module transmits the data to a satellite central machine for attitude determination in a binary bit code mode through an RS422 or CAN channel, the central machine outputs control parameters of an attitude control subsystem execution device according to the determined attitude, the control parameters are transmitted to an attitude control execution device simulation module of the automatic test equipment of the control system through the RS422 or CAN channel for response, and the attitude control execution device simulation module sends response data to a dynamic model module of a lower computer of the automatic test equipment of the control system, so far, a control closed loop of the full simulation link is formed.
The work flow of the semi-physical simulation link is as follows: the user opens the application program of the automatic test equipment of the control system through the user terminal layer, the initial orbit information is input on the interface, the information is sent to the dynamic model module of the automatic test equipment of the control system in the form of binary code after the program runs, the dynamic model module sends real-time simulation data to the attitude control sensitive device simulation module of the automatic test equipment of the control system by utilizing the orbit information, the attitude control sensitive device simulation module transmits the data to the satellite central machine for attitude determination through an RS422 or CAN channel, the central machine outputs the control parameters of the executing device of the attitude control subsystem according to the determined attitude and transmits the parameters to the executing device of the attitude control system through the satellite cable for response, the automatic test equipment of the control system performs real-time data acquisition through the test cable connected with the executing device of the attitude control subsystem and sends the acquired data to the dynamic model module of the automatic test equipment of the control system, thus forming a semi-physical simulation control closed loop.
Furthermore, one end of the CAN monitoring equipment is connected with the satellite through a disconnecting cable, and the other end of the CAN monitoring equipment is connected with the comprehensive testing server through a network switch by adopting a wired TCP/IP protocol.
The uplink data transmission relationship of the CAN monitoring equipment is as follows: a user accesses a remote control instruction sending module of the integrated test server of the intermediate service layer through a user terminal layer, after an instruction is edited or selected, the remote control channel is set as a CAN channel, a sending button is clicked, uplink data are sent to a data processing module of the integrated test server, framing coding is carried out and binary codes are sent to CAN monitoring equipment after storage, the uplink binary codes are forwarded to a CAN channel of a satellite drop socket after secondary framing of the CAN monitoring equipment, and finally the uplink binary codes are sent to a satellite single-machine central unit to finish data uplink; the downstream data transmission relationship of the CAN monitoring equipment is as follows: the on-board single-machine central unit broadcasts the framed remote measurement data to an on-board comprehensive CAN bus, CAN monitoring equipment acquires the remote measurement data through a CAN node of a satellite drop electric connector, the CAN monitoring equipment stores the received data in real time and then sends an original code to a data processing module of the comprehensive measurement server, the comprehensive measurement server performs engineering analysis on the data and synchronously transmits the data to a disk array for storage, the comprehensive measurement server pushes the processed analyzed data to a user terminal layer in real time, and the user terminal layer CAN check and monitor the data through accessing a remote measurement data display module of the comprehensive measurement server to finish the downlink data to real-time display.
Furthermore, one end of the off-plug signal monitoring device is connected with the satellite through an off-plug cable, and the other end of the off-plug signal monitoring device is connected with the comprehensive measurement server through a network switch by adopting a wired UDP protocol and is used for completing direct acquisition and sending of satellite analog signals and pulse signals, wherein the analog signals comprise satellite storage battery voltage signals, bus voltage signals and bus current signals, and the pulse signals comprise satellite and rocket separation signals and signals for disconnecting the storage battery.
The data uplink transmission relationship is as follows: the user terminal layer selects an uplink instruction (storage battery on-off/satellite-rocket separation simulation and the like) by accessing a remote control instruction sending module of the intermediate service layer comprehensive testing server, triggers a data processing module of the comprehensive testing server to start after clicking and sending, frames data according to a communication protocol with the off-line signal monitoring equipment, sends the framed data to the off-line signal monitoring equipment, and the equipment converts a received digital signal into an analog signal and sends the analog signal to the satellite single machine through the satellite off-line electric connector to complete uplink instruction control; the data downlink transmission relationship is as follows: the satellite single machine (power supply/storage battery and the like) sends an analog signal of the satellite single machine to ground unplugging signal monitoring equipment through a satellite unplugging electric connector, the equipment carries out digital processing and analysis on the analog signal and then sends the analog signal to a data processing module of the comprehensive testing server in a binary code form for data analysis, the data is pushed to the unplugging signal recording module of the comprehensive testing server for synchronous storage after the analog signal is analyzed, the current data can be checked in real time by accessing the unplugging signal recording module of the comprehensive testing server through a user terminal layer, historical data can be played back, and monitoring of downlink data is completed. Compared with the traditional front-end direct control equipment, the plug-in and plug-out monitoring equipment has the advantages of similar functions, smaller volume, convenience in deployment and transfer, high integration, convenience in communication with a server and capability of relieving the inconvenience of the traditional front end in using a large cabinet framework.
Furthermore, one end of the solar cell array simulator is connected with the satellite through a plug-in cable, and the other end of the solar cell array simulator is connected with the comprehensive test server through a network switch by adopting a wired TCP/IP protocol and is used for providing a constant current source for the whole satellite in a ground test stage and simulating a solar cell array discharging process.
The control mode of the solar cell array simulator comprises a manual control mode and an automatic control mode, wherein the transmission mode of a manual control signal is as follows: the user terminal accesses a solar array module of the integrated test server, enters an IP connection page, manually inputs an IP address of a solar cell array simulator to be started, clicks a connection button, the data processing module of the integrated test server sends an SPI handshaking command which can be identified by the solar cell array simulator to the appointed IP solar cell array simulator, the solar cell array simulator sends a handshaking success signal to the data processing module of the integrated test server after correctly responding the command, the integrated test server sets a solar array connection state indicating lamp of a user terminal layer into a green lamp, enters a parameter setting page, the user manually inputs voltage and current parameters and clicks and sends the parameters, the SPI command processed by the data processing module of the integrated test server is sent to the solar cell array simulator, the solar cell array simulator carries out voltage and current setting according to the parameters, enters a manual control page, and clicks an output starting button after an output channel is selected, the method comprises the steps that a data processing module of a comprehensive test server pair sends an SPI instruction to a solar cell array simulator, the solar cell array simulator is started and outputs current, the data processing module of the comprehensive test server autonomously sends a request instruction for obtaining a current voltage and current parameter SPI to the solar cell array simulator, the solar cell array simulator sends specific numerical values of the request parameters to the data processing module of the comprehensive test server, the data are processed and analyzed and then pushed to a user terminal layer for displaying, and the process of manually controlling the output of the solar cell array simulator and monitoring the parameters is completed. The transmission process of the automatic control signal is as follows: the user terminal layer accesses a solar array module of the comprehensive measurement server, enters an automatic control page after IP connection and parameter setting operation in manual control are completed, automatic control parameters such as first switching time, output current time, closing holding time and the like are manually input, an autonomous operation button is clicked after a storage button is clicked, a data processing module of the comprehensive measurement server responds to parameter setting, corresponding control instructions are framed, corresponding SPI (serial peripheral interface) instructions are autonomously sent to the solar array simulator, the solar array simulator responds according to instruction control, parameters such as voltage and current are collected and displayed in real time, and the automatic control process of the solar array simulator is completed.
The peripheral equipment layer also comprises independent special test equipment such as power system automatic test equipment, data transmission system automatic test equipment, camera system automatic test equipment and the like, and the power system automatic test equipment, the data transmission system automatic test equipment and the camera system automatic test equipment can be brought into a general automatic test platform as required and adopt an independent working mode.
The satellite life cycle test comprises the stages of single machine acceptance test, subsystem test, system test, mold flight test, final assembly test, large-scale environment test, launching field test and the like. And in different testing stages, equipment and functional modules started by the satellite universal automatic testing platform are correspondingly changed according to different testing objects. In the single machine acceptance test stage, a test object is an independent single machine, and independent acceptance tests are respectively carried out on the power supply controller, the data transmission single machine, the camera subsystem automatic test equipment, the measurement and control system automatic test equipment and the control system automatic test equipment of a peripheral equipment layer; in the subsystem testing stage, a testing object is a subsystem formed by a single machine, a satellite general automatic testing platform is accessed, and a control function is realized by accessing comprehensive testing server software of a middle service layer through a user terminal layer; in the system test and model flight test stage, a test object is a whole satellite system outside the attitude control single machine, and in the stage, except for maintaining the system architecture in the subsystem test stage, digital or semi-physical simulation of attitude control sensitive devices and attitude control executive devices needs to be carried out by using automatic test equipment of a control system, so that satellite closed-loop test is realized; in the final assembly, large-scale environment test and launching field test stages, test objects are all of a whole satellite structure which is finally assembled on a satellite structure body, and the test CAN be completed by using a solar cell array simulator, CAN monitoring equipment and measurement and control subsystem test equipment.
Furthermore, the user terminal layer comprises a tablet personal computer, a notebook computer, a desktop computer and an industrial personal computer, wherein the tablet personal computer, the notebook computer, the desktop computer and the industrial personal computer are all connected with the comprehensive testing server through a network switch by adopting wired TCP/IP communication or a wireless router by adopting WiFi communication to access the local area network.
The user terminal layer is a control and monitoring terminal of the satellite universal automatic test platform, a user opens a terminal computer of the universal automatic test platform, sets a local area network and connects, opens a browser to input an IP address of a target server, selects a server connection of a satellite of a corresponding model, inputs a user name and a password which are configured in advance, and can log in the comprehensive test server to carry out user terminal operation. The wireless routing module is added to the user terminal layer, so that the constraint of the traditional network cable connection on the use place of the user terminal is removed, and the test place is more orderly.
Furthermore, the user terminal layer also comprises an STK satellite animation display computer which is used for presenting satellite attitude animation to a user in real time, and the STK satellite animation display computer is connected with the comprehensive testing server of the middle service layer through a network switch and uses TCP/IP network protocol for communication.
The specific signal transmission relationship between the STK satellite animation display computer and the comprehensive measurement server of the intermediate service layer is as follows: the control system automatic test equipment outputs dynamic data to a dynamic module of the comprehensive test server to be displayed in real time, a data processing module of the comprehensive test server performs data framing according to a data format required by the STK, the processed data are sent to an STK satellite animation display computer, the STK software performs attitude control by using the received attitude data, and the display task of the STK satellite animation display computer is completed through animation real-time display.
The user terminal layer accesses the corresponding functional module of the integrated test server through the browser to perform data interaction, and completes the storage and display of received data, the switching of data transmission channels and the monitoring of connection states of the automatic test equipment of the test and control system; real-time display, real-time storage and historical data derivation of data collected by automatic test equipment of a control system; selecting a channel of the CAN monitoring equipment, filtering data, displaying the data in real time and storing the data in real time; displaying and storing an uplink remote control instruction and acquired data of the add-drop signal monitoring equipment in real time; the solar cell array simulator has the functions of manual connection, parameter setting, automatic control and the like, and can meet the intelligent test requirements of automatic test sequence editing, automatic test sequence execution, automatic test report generation and the like of a user.
The data interaction method of the satellite universal automation test platform comprises the following steps:
(1) the user terminal layer provides a data interaction registration request to the intermediate service layer, logs in an integrated test server of the intermediate service layer through a local area network, and establishes a data interaction service link with the integrated test server;
(2) the method comprises the following steps that a user terminal layer sends a data interaction request to an integrated test server, wherein the data interaction request comprises: the method comprises the following steps of requesting remote measurement and remote control configuration, requesting remote control instruction sending, requesting remote measurement data viewing, requesting test sequence configuration, requesting automatic execution of a test sequence, requesting multi-stage alarm setting, requesting off-plug signal recording and monitoring, requesting solar array control, requesting test equipment state monitoring, requesting remote measurement data playback and requesting test process management;
(3) if the data interaction request is a remote measurement and remote control configuration request, a service link between the user terminal layer and a remote measurement and remote control configuration module is established by the user terminal layer, and the remote measurement and remote control configuration module completes automatic interpretation and introduction of a remote measurement and remote control configuration form, customized combination of remote measurement parameters and customized combination of remote control instructions according to user requirements;
if the data interaction request is a remote control instruction sending request, the user terminal layer establishes a service link with the remote control instruction sending module and starts a remote control network service link between the remote control instruction sending module and the peripheral equipment layer, the user terminal layer selects or edits a remote control instruction to the remote control instruction sending module, the remote control instruction sending module sends the remote control instruction to corresponding equipment of the peripheral equipment layer, and the corresponding equipment receives the remote control instruction, executes corresponding operation and returns execution information to the data storage module; the remote control instruction comprises control for starting a peripheral device layer, setting software parameters of the peripheral device layer and control for quitting the peripheral device layer;
if the data interaction request is a telemetering data viewing request, a service link between the user terminal layer and the telemetering data display module is established, the user terminal layer selects a telemetering parameter combination list needing to be viewed and sends the telemetering data viewing request to the telemetering data display module, the telemetering data display module extracts data sent by peripheral equipment, performs data analysis and framing according to requirements and pushes the data to the user terminal for real-time viewing;
if the data interaction request is a test sequence configuration request, the user terminal layer establishes a service link with the test sequence configuration module, and a user completes and stores test sequence construction tasks in a list form and a primitive form in the test sequence configuration module according to requirements;
if the data interaction request is a test sequence automatic execution request, the user terminal layer establishes a service link with the test sequence automatic execution module, the test sequence established by the module is configured according to the test sequence, the test sequence automatic execution module forwards a test sequence automatic execution instruction request of the user terminal layer to the peripheral equipment layer, the peripheral equipment layer receives a test sequence automatic execution instruction signal to complete continuous execution test in a matching way, and sends automatic execution process data to the data storage module and the data processing module, the data processing module forwards and pushes the execution process data to the test sequence automatic execution module to complete automatic execution process display and fault prompt, and the test sequence automatic execution module automatically generates a test report after automatic execution for a tester to check and download;
if the data interaction request is a multi-level alarm setting request, a user terminal layer establishes a service link with a multi-level alarm setting module to complete the setting of an alarm group, carries out background real-time monitoring and interpretation on key parameters in the test process according to the set alarm group, has no prompt if the monitoring and interpretation result is passed, and has no prompt if the interpretation result is not passed, the indicating lamp of the multi-level alarm setting module is changed into red, and prompts the voice that a fault occurs, and pops up a dialog box for continuing or stopping the test;
if the data interaction request is an add-drop signal recording and monitoring request, the user terminal layer establishes a service link with the add-drop signal recording module, the add-drop signal recording module establishes network connection with the add-drop signal monitoring device, the add-drop signal recording module sends a data request to the add-drop signal monitoring device, and the add-drop signal monitoring device sends data to the add-drop signal recording module to complete data recording and real-time display;
if the data interaction request is a solar array control request, the user terminal layer establishes a service link with the solar array module, the solar array module sends corresponding parameters and control instructions to the solar cell array simulator according to the user request, extracts relevant parameters of the solar cell array simulator requested by the user, and sends the parameters to the user terminal layer for real-time display;
if the data interaction request is a test equipment state monitoring request, the user terminal layer establishes a service link with the test equipment monitoring module, the test equipment monitoring module receives the equipment state monitoring request sent by the user terminal layer and forwards the equipment state monitoring request to the peripheral equipment layer, the peripheral equipment layer receives signals and sends working parameters and state data generated by the signals to the data storage module, the working parameters and the state data are sent to the user terminal layer by the data storage module to be displayed, and the user terminal layer monitors the working parameters and the state of the peripheral equipment layer according to the working parameters and the state data;
if the data interaction request is a telemetering data playback request, the user terminal layer establishes a service link with the telemetering data playback module, the telemetering data playback module sends data meeting the query requirement to the user terminal layer for list display, graphic display and file downloading, and after the data playback is finished, confirmation information is returned to the user terminal layer to finish the playback;
if the data interaction request is a test process management request, the user terminal layer establishes a service link with the test process management module, and the test process management module receives the test process management request sent by the user terminal layer, and completes login user name and password setting, user authority setting, login IP display and management and login user record.
The general automatic test platform for the satellite can be general for satellites of different types, can meet the requirement of parallel test of a plurality of satellites in the aspect of architectural design, and specifically comprises the following services:
(1) test equipment control
The satellite general automatic test platform centralizes the control of the test equipment to the comprehensive test server, the communication between the comprehensive test server and the test equipment is realized through a local area network, a user terminal layer carries out remote control instructions aiming at the test equipment and sends the remote control instructions to the comprehensive test server, and the remote control instructions comprise the control of starting equipment software, the setting of software parameters, the control of quitting the test equipment and the like.
(2) Test equipment monitoring
The satellite universal automatic test platform adopts an intermediate service layer to uniformly monitor the running state of the test equipment and display the running state to a user terminal layer, wherein the running state indication (whether normal communication is available or not), the running key parameter real-time display and partial equipment data graphical display lamp display are included.
(3) Test equipment data storage
The satellite general automatic test platform stores data generated by the test equipment in a disk array of the middle service layer in real time, and plays back, screens and checks historical data and exports the data at the user terminal.
(4) On-board data service
The satellite general automatic test platform supports multi-mode satellite-ground communication, comprises CAN communication, Cortex communication and PXI measurement and control equipment communication modes, CAN flexibly and quickly switch working modes, and does not need to be restarted or wait at all; under any communication mode, the on-board telemetering data can be analyzed and displayed in real time, the self-defined early warning and interpretation of telemetering parameters, the uplink of remote control instructions and injection data, and the self-defined telemetering and remote control module and the one-key import of a telemetering and remote control configuration table can be carried out.
(5) Terrestrial data services
The satellite universal automatic test platform can carry out historical query and export on telemetering data uploaded and downloaded by a satellite at a user terminal, integrates various data query modes, and supports data analysis and original code data in a data form; in the display mode, multiple display modes of historical list display, real-time playback display and historical curve display lamps are supported; in the query mode, various query modes such as time slot retrieval, keyword retrieval, UTC time sequencing and the like are supported. The remote control instruction of the ground uplink can be queried in history, and the platform provides an entrance for querying remote control history, so that the content, uplink time and other information of the remote control instruction of the uplink can be clearly queried.
(6) Automated test service
The satellite universal automatic test platform provides the building and automatic execution service of the automatic test sequence in the form of graphics and lists. The graphical test sequence supports editing of logic primitives, and a tester can add logic primitives such as AND, OR and the like according to needs to build a test sequence for complex fault diagnosis; the test sequence in the form of the list can be quickly established by dragging, copying, pasting and other operations, and corresponding attributes, interpretation standards and the like can be conveniently added to instructions in the sequence. The automatic execution service of the test sequence allows a plurality of test tasks to be executed in parallel, the execution process of the tasks is displayed and the fault prompting lamp functions are carried out, and after the execution of the tasks is finished, a test report can be automatically generated for a tester to check and download.
(7) Test procedure management service
The satellite universal automatic test platform not only performs functional unified management and scheduling, but also manages the test process, including the specification of user permission of the use platform, the display and management of login IP, the record of login users and the like.
Compared with the prior art, the invention has the technical effects that:
the satellite universal automatic test platform integrates the monitoring and control of the test equipment of the peripheral equipment layer into the comprehensive test server of the intermediate service layer, can realize the state monitoring and remote control of the test equipment through the user terminal layer, and ensures the timeliness, the order and the accuracy of a data transmission link by the intermediate service layer.
The data interaction method of the test platform integrates the rapid test requirements of each stage of the satellite, has strong universality, saves the time for users to walk around each device, has high automation degree, greatly reduces the labor cost and time cost of the test, improves the test efficiency, also improves the controllability and traceability of the test process, forms a system of satellite distribution test control and comprehensive integrated management, and realizes the universalization, the automation and the systematization of the satellite test.
Drawings
In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the detailed description will be briefly introduced below, and it is apparent that the drawings in the following description are only embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a block diagram of a general automated satellite testing platform;
FIG. 2 is a flow diagram of data interaction for test sequence configuration and automated execution of test sequences;
FIG. 3 is a flow chart of data interaction for remote command sending and remote historical query;
FIG. 4 is a flow chart of data interaction for test equipment condition monitoring;
FIG. 5 is a data interaction flow diagram for telemetry data display, multi-level alerting, and telemetry data playback.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description is made with reference to the accompanying drawings and examples.
As shown in fig. 1, the satellite universal automated testing platform is composed of a peripheral device layer, an intermediate service layer and a user terminal layer, wherein the peripheral device layer is connected with the satellite and the intermediate service layer respectively, and the intermediate service layer is connected with the peripheral device layer and the user terminal layer respectively;
the integrated test server is respectively connected with the disk array and the wireless router, forwards an instruction of the user terminal layer to the peripheral equipment layer, intensively processes the data collected by the peripheral equipment layer, stores the data in the disk array and simultaneously presents the processed data to the user terminal layer;
the comprehensive testing server comprises the following interconnected modules: the system comprises a remote measurement and remote control configuration module, a remote control instruction sending module, a remote measurement data display module, a test sequence configuration module, a test sequence automatic execution module, a multi-stage alarm setting module, an off-plug signal recording module, a solar array module, a remote measurement data playback module, a test equipment monitoring module and a test process management module, wherein the function module responds to a user terminal request, performs data interaction with peripheral equipment and completes various functions of the comprehensive test server;
the peripheral equipment layer comprises automatic test equipment of a measurement and control system, automatic test equipment of a control system, CAN monitoring equipment, unplugging and plugging signal monitoring equipment, a solar cell array simulator and other special test equipment; the automatic test equipment of the measurement and control system, the automatic test equipment of the control system, the CAN monitoring equipment, the off-line signal monitoring equipment and the solar cell array simulator are respectively connected with the comprehensive test server through a network switch, respond to a control instruction of the comprehensive test server, uplink to a satellite, complete acquisition of satellite data and send the satellite data to the comprehensive test server for processing, and other special test equipment works independently;
the user terminal layer comprises any desktop, a portable notebook, an industrial personal computer, a tablet personal computer and an STK satellite animation display computer, and the desktop, the portable notebook, the industrial personal computer and the tablet personal computer terminal can be selectively connected with the comprehensive testing server through a wireless router or a network switch to perform data interaction by accessing software of the comprehensive testing server through a browser, so that remote control of testing equipment, state monitoring of the testing equipment, automatic testing, data display and process management are completed; the STK satellite animation display terminal is connected with the comprehensive test server through the network switch, so that data interaction with the comprehensive test server is realized, and satellite animation simulation is completed.
The user terminal layer accesses the corresponding functional module of the integrated test server through the browser to perform data interaction, and completes the storage and display of received data, the switching of data transmission channels and the monitoring of connection states of the automatic test equipment of the test and control system; real-time display, real-time storage and historical data derivation of data collected by automatic test equipment of a control system; selecting a channel of the CAN monitoring equipment, filtering data, displaying the data in real time and storing the data in real time; displaying and storing an uplink remote control instruction and acquired data of the add-drop signal monitoring equipment in real time; the solar cell array simulator has the functions of manual connection, parameter setting, automatic control and the like, and can meet the intelligent test requirements of automatic test sequence editing, automatic test sequence execution, automatic test report generation and the like of a user.
The data interaction method of the satellite universal automation test platform comprises the following steps:
(1) the user terminal layer provides a data interaction registration request to the intermediate service layer, logs in an integrated test server of the intermediate service layer through a local area network, and establishes a data interaction service link with the integrated test server;
(2) the method comprises the following steps that a user terminal layer sends a data interaction request to an integrated test server, wherein the data interaction request comprises: the method comprises the following steps of requesting remote measurement and remote control configuration, requesting remote control instruction sending, requesting remote measurement data viewing, requesting test sequence configuration, requesting automatic execution of a test sequence, requesting multi-stage alarm setting, requesting off-plug signal recording and monitoring, requesting solar array control, requesting test equipment state monitoring, requesting remote measurement data playback and requesting test process management;
(3) if the data interaction request is a remote measurement and remote control configuration request, a service link between the user terminal layer and a remote measurement and remote control configuration module is established by the user terminal layer, and the remote measurement and remote control configuration module completes automatic interpretation and introduction of a remote measurement and remote control configuration form, customized combination of remote measurement parameters and customized combination of remote control instructions according to user requirements;
if the data interaction request is a remote control instruction sending request, the user terminal layer establishes a service link with the remote control instruction sending module and starts a remote control network service link between the remote control instruction sending module and the peripheral equipment layer, the user terminal layer selects or edits a remote control instruction to the remote control instruction sending module, the remote control instruction sending module sends the remote control instruction to corresponding equipment of the peripheral equipment layer, and the corresponding equipment receives the remote control instruction, executes corresponding operation and returns execution information to the data storage module; the remote control instruction comprises control for starting a peripheral device layer, setting software parameters of the peripheral device layer and control for quitting the peripheral device layer;
if the data interaction request is a telemetering data viewing request, a service link between the user terminal layer and the telemetering data display module is established, the user terminal layer selects a telemetering parameter combination list needing to be viewed and sends the request to the telemetering data display module, the telemetering data display module extracts data sent by peripheral equipment, performs data analysis and framing according to requirements and pushes the data to the user terminal for real-time viewing;
if the data interaction request is a test sequence configuration request, the user terminal layer establishes a service link with the test sequence configuration module, and a user completes and stores test sequence construction tasks in a list form and a primitive form in the test sequence configuration module according to requirements;
if the data interaction request is a test sequence automatic execution request, the user terminal layer establishes a service link with the test sequence automatic execution module, the test sequence automatic execution module forwards the test sequence automatic execution instruction request of the user terminal layer to the peripheral equipment according to the test sequence established by the test sequence configuration module
The peripheral equipment layer receives the test sequence automatic execution instruction signal to complete continuous execution test, and sends the automatic execution process data to the data storage module and the data processing module, the data processing module transfers and pushes the execution process data to the test sequence automatic execution module to complete automatic execution process display and fault prompt, and the test sequence automatic execution module automatically generates a test report after automatic execution is completed for a tester to check and download;
if the data interaction request is a multi-level alarm setting request, a user terminal layer establishes a service link with a multi-level alarm setting module to complete the setting of an alarm group, carries out background real-time monitoring and interpretation on key parameters in the test process according to the set alarm group, has no prompt if the monitoring and interpretation result is passed, and has no prompt if the interpretation result is not passed, the indicating lamp of the multi-level alarm setting module is changed into red, and prompts the voice that a fault occurs, and pops up a dialog box for continuing or stopping the test;
if the data interaction request is an add-drop signal recording and monitoring request, the user terminal layer establishes a service link with the add-drop signal recording module, the add-drop signal recording module establishes network connection with the add-drop signal monitoring device, the add-drop signal recording module sends a data request to the add-drop signal monitoring device, and the add-drop signal monitoring device sends data to the add-drop signal recording module to complete data recording and real-time display;
if the data interaction request is a solar array control request, the user terminal layer establishes a service link with the solar array module, the solar array module sends corresponding parameters and control instructions to the solar cell array simulator according to the user request, extracts relevant parameters of the solar cell array simulator requested by the user, and sends the parameters to the user terminal layer for real-time display;
if the data interaction request is a test equipment state monitoring request, the user terminal layer establishes a service link with the test equipment monitoring module, the test equipment monitoring module receives the equipment state monitoring request sent by the user terminal layer and forwards the equipment state monitoring request to the peripheral equipment layer, the peripheral equipment layer receives signals and sends working parameters and state data generated by the signals to the data storage module, the working parameters and the state data are sent to the user terminal layer by the data storage module to be displayed, and the user terminal layer monitors the working parameters and the state of the peripheral equipment layer according to the working parameters and the state data;
if the data interaction request is a telemetering data playback request, the user terminal layer establishes a service link with the telemetering data playback module, the telemetering data playback module sends data meeting the query requirement to the user terminal layer for list display, graphic display and file downloading, and after the data playback is finished, confirmation information is returned to the user terminal layer to finish the playback;
if the data interaction request is a test process management request, the user terminal layer establishes a service link with the test process management module, and the test process management module receives the test process management request sent by the user terminal layer, and completes login user name and password setting, user authority setting, login IP display and management and login user record.
Referring to fig. 2, the data interaction flow of the test sequence configuration and the test sequence automation execution is as follows:
the user terminal layer establishes a service link with the test process management module, and the test process management module receives a test process management request sent by the user terminal layer to complete user login and user login record; the user terminal layer establishes a service link with the test sequence configuration module, and a user completes the test sequence construction task in a list form and a primitive form in the test sequence configuration module according to the requirement and stores the task in the data storage module; the user terminal layer establishes a service link with the test sequence automatic execution module, the test sequence automatic execution module calls a test sequence in the data storage module, the test sequence automatic execution module forwards a test sequence automatic execution instruction request of the user terminal layer to the automatic test equipment of the measurement and control system and the CAN monitoring equipment according to the established test sequence, the automatic test equipment of the measurement and control system and the CAN monitoring equipment receive a test sequence automatic execution instruction signal and send the signal modulation and framing to the satellite single machine to complete continuous execution test, and send the automatic execution process data to the data storage module, the data storage module forwards and pushes the execution process data to the test sequence automatic execution module to complete automatic execution process display and fault prompt, and the test sequence automatic execution module automatically generates a test report after the automatic execution is completed, for review and download by the tester.
Referring to fig. 3, the data interaction flow of remote control instruction sending and remote control history query is as follows:
the user terminal layer establishes a service link with the test process management module, and the test process management module receives a test process management request sent by the user terminal layer to complete user login and user login record; the user terminal layer establishes a service link with the remote control instruction sending module and starts a remote control network service link between the remote control instruction sending module and the peripheral equipment layer, the user terminal layer selects or edits a remote control instruction to the remote control instruction sending module, the remote control instruction sending module sends the remote control instruction to the measurement and control system automatic test equipment and the CAN monitoring equipment of the peripheral equipment layer, and the measurement and control system automatic test equipment and the CAN monitoring equipment receive the remote control instruction, test and monitor the state of the satellite and return execution information to the data storage module; the user terminal layer establishes a service link with the telemetering data playback module, the telemetering data playback module calls data of the data storage module to send the data meeting the query requirement to the user terminal layer for list display, graphic display and file downloading, and after the data playback is finished, confirmation information is returned to the user terminal layer to finish the playback.
Referring to fig. 4, the data interaction flow of the test equipment status monitoring is as follows:
the user terminal layer establishes a service link with the test process management module, and the test process management module receives a test process management request sent by the user terminal layer to complete user login and user login record; the system comprises a user terminal layer, a test equipment monitoring module, a solar cell array simulator, a measurement and control system automatic test device and an off-plug signal detection device, wherein the user terminal layer establishes a service link with the test equipment monitoring module, the test equipment monitoring module receives an equipment state monitoring request sent by the user terminal layer and forwards the equipment state monitoring request to the solar cell array simulator, the measurement and control system automatic test device and the off-plug signal detection device of the peripheral equipment layer, the solar cell array simulator, the measurement and control system automatic test device and the off-plug signal detection device receive signals and send working parameters and state data generated by the signals to the test equipment monitoring module and the data are stored in a data storage module, the test equipment monitoring module sends the working parameters and the state data to the user terminal layer for display, and the user terminal.
Referring to fig. 5, the data interaction flow of telemetry data display, multi-stage alarm and telemetry data playback is as follows:
the user terminal layer establishes a service link with the test process management module, and the test process management module receives a test process management request sent by the user terminal layer to complete user login and user login record; the method comprises the steps that a service link between a user terminal layer and a telemetering data display module is established, the user terminal layer selects a telemetering parameter combination list needing to be checked and sends a request to the telemetering data display module, the telemetering data display module extracts data sent by automatic test equipment and CAN monitoring equipment of a measurement and control system of a peripheral device layer, data analysis and framing are carried out according to requirements, and the data are pushed to a user terminal for real-time checking; the user terminal layer establishes a service link with the multi-level alarm setting module to complete the setting of the alarm group, carries out background real-time monitoring and interpretation on key parameters in the test process according to the set alarm group, does not have any prompt if the monitoring and interpretation result is passed, and indicates that a lamp of the alarm setting module is changed into red and prompts a fault by voice and pops up a dialog box for continuing or stopping the test if the interpretation result is not passed; the user terminal layer establishes a service link with the telemetering data playback module, the telemetering data playback module sends data meeting the query requirement to the user terminal layer for list display, graphic display and file downloading, and after the data playback is finished, confirmation information is returned to the user terminal layer to finish the playback.
The satellite universal automatic test platform is mainly used for satellite single-machine, subsystem and whole-satellite tests, and two representative tests are taken as examples to explain the whole work flow of the system.
Example 1 automated testing of Power subsystems
The system functions related to the subsystem automatic test comprise multi-stage alarm, automatic execution of a test sequence and the like, and the specific process comprises the following steps:
(1) a user sends a data interaction request to a target comprehensive testing server of an intermediate service layer of a satellite where a testing subsystem is located through any desktop, portable notebook, industrial personal computer or tablet personal computer terminal accessed to a local area network, and connection and parameter setting of a solar cell array simulator are completed;
(2) a user sends a data interaction request to a remote measurement and remote control configuration module of the integrated test server through the terminal in the step (1) to complete the import configuration of a remote measurement and remote control form file related to the test subsystem;
(3) a user sends a data interaction request to a test sequence configuration module of the integrated test server through the terminal in the step (1), a list-form test sequence is built according to test subsystem test rules, the built test sequence is named as subsystem test and is stored in a data storage module of the integrated test server;
(4) if some key parameters in the test process need to be monitored and interpreted in real time, the step is executed, and a user accesses a multi-level alarm setting module of the comprehensive test server through the terminal in the step (1) to set alarm groups; if the monitoring is not needed, executing the step (5);
(5) a user accesses a remote control instruction sending module of the comprehensive test server through the terminal in the step (1), current output starting instruction sending of the solar cell array simulator is completed, real-time monitoring values of voltage and current of the terminal solar array are observed through a test equipment state monitoring module, return values of parameters of the off-line monitoring equipment are observed, if the voltage and the current are normal, the power-on state of the satellite is normal, the step (7) is continuously executed, and if the state is abnormal, the step (6) is executed;
(6) a user accesses a remote control instruction sending module of the integrated test server through the terminal in the step (1), sends an emergency power-off instruction to go up to the off-line signal monitoring equipment to complete the off-board storage battery disconnecting task, then accesses the solar array module, and manually sends a solar array current disconnecting instruction;
(7) a user accesses the test sequence automatic execution module of the integrated test server through the terminal in the step (1), finds an edited subsystem test flow, selects a continuous operation mode, pushes data to the user terminal by the integrated test server when the user sends a test equipment state monitoring request to the integrated test server, can see the current progress and an executed instruction from the terminal, and the integrated test server adopts a system which is passed by the successful interpretation within the overtime within specified times, autonomously interprets according to interpretation parameter updating time, and prompts by voice and a dialog box when an abnormity occurs;
(8) after the test is finished, the user can independently check the test report or download the test report to check through the test sequence automatic execution module of the terminal access comprehensive test server in the step (1);
(9) and (3) after the test is finished, a user accesses the solar array module through the terminal in the step (1) to finish the power-off operation of the solar cell array simulator, the data processing module sends a request for returning voltage and current parameters to the solar array, the response data is analyzed and then sent to the user terminal for displaying, the output voltage and the output current are judged to be zero, the power-off is successful, and the process is finished.
Example 2 Whole-satellite simulated flight test
The whole satellite model flight test is a closed loop test for simulating the actual in-orbit operation of a satellite, and requires the satellite and the ground to use a radio frequency link for communication, and the specific process is as follows:
(1) opening power supplies of equipment such as a solar cell array simulator, control system automatic test equipment, measurement and control system automatic test equipment, CAN monitoring equipment, an STK satellite animation display terminal, a user terminal computer and the like of the universal automatic test platform, and operating measurement and control automatic test equipment software;
(2) a user sends a data interaction request with the automatic test equipment of the control system through a user terminal layer, and sends manually input initial track entry information to the automatic test equipment of the control system;
(3) a user accesses the solar array module of the integrated test server through any terminal except the step (2), data interaction such as voltage and current parameter setting, current output and the like of the solar cell array simulator is completed, and the user confirms the parameter states of the current connecting equipment through the data interaction with the test equipment monitoring module of the integrated test server;
(4) if the state is normal, the user accesses the solar array module of the comprehensive measurement server through the terminal in the step (3), completes the automatic control parameter setting of the solar cell array simulator according to the real on-orbit sun exposure and shadow area time of the satellite, and starts the automatic control of the solar array;
(5) a user accesses the home page of the integrated test server through the terminal in the step (3), selects a remote radio frequency channel, sends a data interaction request to the automatic test equipment of the test control system, and after the equipment response is successful, the connection indicator lamp of the automatic test equipment of the test control system of the monitoring module of the integrated test server becomes green;
(6) a user accesses the remote control instruction sending module of the integrated test server through the terminal in the step (3), sends a satellite and arrow separation control instruction to the automatic test equipment of the measurement and control system, the equipment performs signal modulation and then ascends to the satellite single machine, a satellite and arrow analysis program is executed on the satellite, the automatic test equipment of the control system completes data interaction with the satellite single machine and the integrated test server dynamics module according to information flow, the work simulation of a satellite attitude control sensitive device and an attitude control executive device is performed, and the closed-loop control of the satellite attitude control system is realized;
(7) a user accesses the remote control instruction sending module and the remote measurement data display module of the integrated test server through the terminal in the step (3), completes the uplink sending of imaging and data transmission task instruction data according to a test plan, checks the remote measurement parameters pushed after the analysis of the integrated test server in real time, and completes the satellite state monitoring;
(8) a user observes the real-time motion attitude of the satellite through the STK terminal and judges the accuracy of real-time control;
(9) and (4) the data storage module of the comprehensive testing server stores the received real-time data, and the user can check historical telemetering data and historical remote control instructions by accessing the telemetering data playback module of the comprehensive testing server through the terminal in the step (3).
It is to be understood that the above-described embodiments are merely exemplary for purposes of clarity and that other variations and modifications may be made on the basis of the above-described description. Thus, obvious variations or modifications of the invention as herein set forth are intended to be within the scope of the invention.

Claims (10)

1. The satellite universal automatic test platform consists of a peripheral equipment layer, a middle service layer and a user terminal layer, wherein the peripheral equipment layer is respectively connected with the satellite and the middle service layer, and the middle service layer is respectively connected with the peripheral equipment layer and the user terminal layer;
the intermediate service layer comprises an integrated test server, the integrated test server responds to an instruction of the user terminal layer, forwards the instruction to the peripheral equipment layer, processes and stores data collected by the peripheral equipment layer in a centralized manner, and pushes the data to the user terminal layer for display;
it is characterized in that the preparation method is characterized in that,
the peripheral equipment layer comprises automatic test equipment of a measurement and control system, automatic test equipment of a control system, CAN monitoring equipment, unplugging and plugging signal monitoring equipment and a solar cell array simulator, wherein the automatic test equipment of the measurement and control system, the automatic test equipment of the control system, the CAN monitoring equipment, the unplugging and plugging signal monitoring equipment and the solar cell array simulator are respectively connected with the comprehensive test server through a network switch, respond to a remote control instruction of the comprehensive test server, uplink an instruction signal to a satellite, complete signal acquisition of satellite data at the same time and transmit the satellite data to the comprehensive test server for signal processing and data storage;
the automatic test equipment of the measurement and control system is used for simulating the actual on-orbit communication state of the satellite and realizing the communication between the general automatic test platform of the satellite and the radio frequency link on the satellite;
the control system automatic test equipment is used for replacing a satellite attitude control sensitive device and a satellite attitude control executive device to carry out analog output, and is communicated with a dynamic model module in the control system automatic test equipment to realize attitude control closed-loop simulation in a ground test stage;
the CAN monitoring equipment is used for simulating the communication between the on-board measurement and control transponder and the central computer to complete the uplink data transmission and the downlink data transmission of the satellite-ground CAN channel;
the off-line signal monitoring equipment is used for directly acquiring and sending satellite analog signals and pulse signals, wherein the analog signals comprise satellite storage battery voltage signals, bus voltage signals and bus current signals, and the pulse signals comprise satellite and rocket separation signals and storage battery disconnection signals;
the solar cell array simulator is used for providing a constant current source for the whole satellite in the ground test stage and simulating the discharging process of the solar cell array;
the comprehensive testing server comprises the following interconnected modules:
the remote measurement and control configuration module is used for receiving a remote measurement and control configuration request sent by a user terminal layer, and finishing self-defined early warning and interpretation of remote measurement parameters, and one-key import of a self-defined remote measurement and control module and a remote measurement and control configuration table;
the remote control instruction sending module is used for receiving a remote control instruction sending request sent by the user terminal layer and finishing the uplink of a remote control instruction and injection data to the peripheral equipment layer; the remote control instruction comprises control for starting a peripheral device layer, setting software parameters of the peripheral device layer and control for quitting the peripheral device layer;
the telemetering data display module is used for displaying the telemetering data processed by the comprehensive testing server and finishing the checking and monitoring of the received real-time data by the user;
the test sequence configuration module is used for receiving a test sequence configuration request sent by a user terminal layer and completing the construction of a test sequence;
the automatic test sequence execution module is used for receiving an automatic test sequence execution request sent by the user terminal layer, completing the automatic execution of a plurality of test sequences, displaying and prompting faults in the execution process, and automatically generating a test report for a tester to check and download after the execution is finished;
the multi-level alarm setting module is used for receiving a multi-level alarm setting request sent by a user terminal layer, finishing the setting of an alarm group and monitoring and interpreting key parameters in the test process in real time;
the system comprises a disconnection signal recording module, a disconnection signal monitoring device and a data processing module, wherein the disconnection signal recording module is used for receiving data from the disconnection signal monitoring device, displaying current data in real time and supporting historical data playback;
the solar array module is used for completing manual control and automatic control of the solar cell array simulator and realizing ground simulation of the satellite solar cell array;
the remote measurement data playback module is used for receiving a remote measurement data playback request sent by the user terminal layer, finishing real-time playback, historical query and export of remote measurement data on the user terminal layer and historical query on a remote control command on the user terminal layer;
the test equipment monitoring module is used for receiving a test equipment state monitoring request sent by the user terminal layer, completing the monitoring of the running state of the peripheral equipment layer and displaying the running state to the user terminal layer; the running state comprises running equipment of a peripheral equipment layer, whether the running equipment is in normal communication or not and real-time running parameters of the running equipment;
the data processing module is used for carrying out data processing on the instruction sent by the user terminal layer, sending the processed signal to the peripheral equipment layer, analyzing the data signal generated by the peripheral equipment layer in real time and sending the analyzed data or the unresolved original code data to the user terminal layer for displaying;
the data storage module adopts a disk array and is used for storing data generated by a peripheral equipment layer in real time and performing playback, screening and checking of historical data and data export on a user terminal layer; the disk array is connected with the comprehensive test server through a gigabit optical fiber wired TCP/IP protocol;
and the test process management module is used for receiving a test process management request sent by the user terminal layer, and finishing the setting of user permission, the display and management of the login IP and the recording of the login user.
2. The satellite universal automation test platform of claim 1, wherein the intermediate service layer further comprises a wireless router, the integrated test server is connected to the wireless router through a network cable, and the integrated test server communicates with the user terminal layer through the wireless router.
3. The satellite universal automation test platform of claim 1, wherein the measurement and control system automation test equipment is connected to a single machine of the measurement and control subsystem on the satellite through a high-speed radio frequency cable at one end, and is connected to the integrated test server through a network switch by using a wired UDP protocol at the other end.
4. The satellite universal automation test platform of claim 1, wherein the control system automation test equipment has one end directly connected to the satellite through the satellite normal cable in the RS422 communication mode, or connected to the satellite through the ground CAN monitoring equipment and the satellite CAN bus in the CAN communication mode, and the other end connected to the comprehensive test server through the network switch using the wired TCP/IP protocol.
5. The satellite universal automation test platform of claim 1, wherein the CAN monitoring device is connected to the satellite through a plug-in cable at one end and connected to the comprehensive test server through a network switch using a wired TCP/IP protocol at the other end.
6. The satellite universal automation test platform of claim 1, wherein the add-drop signal monitoring device is connected to the satellite through an add-drop cable at one end and connected to the integrated test server through a network switch using a cable UDP protocol at the other end.
7. The satellite universal automation test platform of claim 1, wherein the solar array simulator is connected to the satellite through a plug-in cable at one end and connected to the comprehensive test server through a network switch by using a wired TCP/IP protocol at the other end.
8. The satellite universal automation test platform of claim 1, wherein the user terminal layer comprises a tablet computer, a notebook computer, a desktop computer and an industrial personal computer, and the tablet computer, the notebook computer, the desktop computer and the industrial personal computer are all connected with the integrated test server through a network switch by adopting wired TCP/IP communication or through a wireless router by adopting a WiFi communication access local area network.
9. The satellite universal automation test platform of claim 8, the user terminal layer further comprising an STK satellite animation display computer for presenting satellite attitude animation to a user in real time, the STK satellite animation display computer being connected to the integrated test server of the intermediate service layer through a network switch and communicating using TCP/IP network protocol.
10. The data interaction method for the satellite universal automation test platform according to any one of claims 1 to 9, characterized by comprising the following steps:
(1) the user terminal layer provides a data interaction registration request to the intermediate service layer, logs in an integrated test server of the intermediate service layer through a local area network, and establishes a data interaction service link with the integrated test server;
(2) the user terminal layer sends a data interaction request to the integrated test server, wherein the data interaction request comprises one of the following requests: the method comprises the following steps of requesting remote measurement and remote control configuration, requesting remote control instruction sending, requesting remote measurement data viewing, requesting test sequence configuration, requesting automatic execution of a test sequence, requesting multi-stage alarm setting, requesting off-plug signal recording and monitoring, requesting solar array control, requesting test equipment state monitoring, requesting remote measurement data playback and requesting test process management;
(3) if the data interaction request is a remote measurement and remote control configuration request, a service link between the user terminal layer and a remote measurement and remote control configuration module is established by the user terminal layer, and the remote measurement and remote control configuration module completes automatic interpretation and introduction of a remote measurement and remote control configuration form, customized combination of remote measurement parameters and customized combination of remote control instructions according to user requirements;
if the data interaction request is a remote control instruction sending request, the user terminal layer establishes a service link with the remote control instruction sending module and starts a remote control network service link between the remote control instruction sending module and the peripheral equipment layer, the user terminal layer selects or edits a remote control instruction to the remote control instruction sending module, the remote control instruction sending module sends the remote control instruction to corresponding equipment of the peripheral equipment layer, and the corresponding equipment receives the remote control instruction, executes corresponding operation and returns execution information to the data storage module; the remote control instruction comprises control for starting a peripheral device layer, setting software parameters of the peripheral device layer and control for quitting the peripheral device layer;
if the data interaction request is a telemetering data viewing request, a service link between the user terminal layer and the telemetering data display module is established, the user terminal layer selects a telemetering parameter combination list needing to be viewed and sends the request to the telemetering data display module, the telemetering data display module extracts data sent by peripheral equipment, performs data analysis and framing according to requirements and pushes the data to the user terminal for real-time viewing;
if the data interaction request is a test sequence configuration request, the user terminal layer establishes a service link with the test sequence configuration module, and a user completes and stores test sequence construction tasks in a list form and a primitive form in the test sequence configuration module according to requirements;
if the data interaction request is a test sequence automatic execution request, the user terminal layer establishes a service link with the test sequence automatic execution module, the test sequence established by the module is configured according to the test sequence, the test sequence automatic execution module forwards a test sequence automatic execution instruction request of the user terminal layer to the peripheral equipment layer, the peripheral equipment layer receives a test sequence automatic execution instruction signal to complete continuous execution test in a matching way, and sends automatic execution process data to the data storage module and the data processing module, the data processing module forwards and pushes the execution process data to the test sequence automatic execution module to complete automatic execution process display and fault prompt, and the test sequence automatic execution module automatically generates a test report after automatic execution for a tester to check and download;
if the data interaction request is a multi-level alarm setting request, a user terminal layer establishes a service link with a multi-level alarm setting module to complete the setting of an alarm group, carries out background real-time monitoring and interpretation on key parameters in the test process according to the set alarm group, has no prompt if the monitoring and interpretation result is passed, and has no prompt if the interpretation result is not passed, the indicating lamp of the multi-level alarm setting module is changed into red, and prompts the voice that a fault occurs, and pops up a dialog box for continuing or stopping the test;
if the data interaction request is an add-drop signal recording and monitoring request, the user terminal layer establishes a service link with the add-drop signal recording module, the add-drop signal recording module establishes network connection with the add-drop signal monitoring device, the add-drop signal recording module sends a data request to the add-drop signal monitoring device, and the add-drop signal monitoring device sends data to the add-drop signal recording module to complete data recording and real-time display;
if the data interaction request is a solar array control request, the user terminal layer establishes a service link with the solar array module, the solar array module sends corresponding parameters and control instructions to the solar cell array simulator according to the user request, extracts relevant parameters of the solar cell array simulator requested by the user, and sends the parameters to the user terminal layer for real-time display;
if the data interaction request is a test equipment state monitoring request, the user terminal layer establishes a service link with the test equipment monitoring module, the test equipment monitoring module receives the equipment state monitoring request sent by the user terminal layer and forwards the equipment state monitoring request to the peripheral equipment layer, the peripheral equipment layer receives signals and sends working parameters and state data generated by the signals to the data storage module, the working parameters and the state data are sent to the user terminal layer by the data storage module to be displayed, and the user terminal layer monitors the working parameters and the state of the peripheral equipment layer according to the working parameters and the state data;
if the data interaction request is a telemetering data playback request, the user terminal layer establishes a service link with the telemetering data playback module, the telemetering data playback module sends data meeting the query requirement to the user terminal layer for list display, graphic display and file downloading, and after the data playback is finished, confirmation information is returned to the user terminal layer to finish the playback;
if the data interaction request is a test process management request, the user terminal layer establishes a service link with the test process management module, and the test process management module receives the test process management request sent by the user terminal layer, and completes login user name and password setting, user authority setting, login IP display and management and login user record.
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