Automated monitoring and testing equipment for testing energy and information interaction circuits of multichannel control system

FIELD: radio engineering, communication.

SUBSTANCE: disclosed is automated monitoring and testing equipment for testing energy and information interaction circuits of a multichannel control system with actuating devices, having a virtual reference and a module for comparing signals with the reference, a personal computer connected to an information transmission unit with a monitoring unit, which can be connected to a monitored system and has a control unit, a multichannel unit for standardising input signals with an analogue-to-digital converter, a unit for generating output signals and an interface simulator. The equipment is provided with a unit for simulating standard connection of the monitored system with a unit for generating relay signals of the state of the monitored system, a unit for simulating connection to a power supply network, a control module, a module for communication of the monitored system with the personal computer and an interface module, which can be connected to the interface simulator of the monitoring unit through the monitored multichannel control system.

EFFECT: broader functional capabilities of the equipment and high reliability of monitoring by providing equivalent standard connection of the monitored system.

1 dwg

 

The invention relates to test equipment control systems actuators and can be used, for example, to verify and control multichannel control systems start-up of the shells of reactive systems of volley fire.

Known automated test equipment (U.S. Pat. RU # 2250565, IPC7NV 3/46, publ. 2005), containing the PC, switch channels, and the block control circuits containing a Central control unit, multi-unit comparison, virtual reference controller input channels, the shaper output signals, multiplexer, block normalization, which, in turn, consists of a voltage meter and meter circuit.

The disadvantages of this device are limited functionality, because there is no control of the issuance and reception of digital information on controlled objects and do not provide an equivalent standard connection of the controlled system, which reduces the reliability of the control.

Closest to the claimed device, and adopted as the prototype of an automated test apparatus for testing and regulating circuits, energy and communication systems aircraft power plant (U.S. Pat. RU # 229456, IPC NV 3/46 (2006.01), publ. 2007)that contains the virtual reference, the comparison module signals with a standard PC connected host communication control unit that is connected to a controlled system and contains the control unit, multi-unit normalization of the input signals from the analog-to-digital Converter, the processing unit output signals.

Such a device has more comprehensive features, so as controls issuing and receiving digital information on controlled objects.

However, the functionality and reliability of control is insufficient, because in such an automated test equipment is also not achieved an equivalent standard connection of the controlled system.

The task of the invention is to enhance the functionality and reliability of control by providing the equivalent of the regular connection of the controlled system.

The problem is solved by the improvement of the automated test equipment to check the circuits energetic and informational interactions multichannel control system actuators containing virtual reference, the comparison module signals with a standard PC connected knots is m transmission information control unit, having the opportunity to connect with controlled and contains the control unit, multi-unit normalization of the input signals from the analog-digital Converter unit generating output signals, the simulator interface.

This improvement is that the equipment supplied with the unit simulate the standard connection of the controlled system module interface capable of connecting to the simulator interface control unit through a controlled multi-channel management system that allows you to apply for a controlled system control power and signals equivalent to the standard connection management system as part of the complex, for example the control signals from the onboard computer system relay signals lock actuators, etc.

In addition, the block simulation standard connection may include forming unit relay status signals of the controlled system, block simulating a network connection and power control module and the communication module of the controlled system with the PC that allows you to pass in a controlled system of external status signals of the controlled system management, nutrition and organize the transfer of control commands to the controlled management system.

In addition, the virtual pattern and the comparison module when galow pattern can be made in the form of data tables and software PC that allows you to flexibly configure the composition of controlled tests of the control system, in particular to change the possible values of the signals and tune in to different ways cyclograms operation of the controlled system.

In addition, the node information transmission can be made in the form of data buses connected to the PC via interface converters, allowing easy sharing across all channels controlled by the control system.

In addition, the instrument can be equipped with additional control units, the total number of control units corresponds to the number of channels scanned management system that allows to provide independent, simultaneous examination management system across all channels and to simplify the configuration of the test equipment.

The invention is illustrated in the drawing, which shows a functional diagram of the test equipment.

Automated test equipment to check the circuits energetic and informational interactions multichannel control system 1 with actuators (not shown), such as on-Board equipment start-up of reactive systems of volley fire, contains virtual reference and the comparison module signals to the reference standard, the PC 2, the connection is nnow line transmission of information from the first connector node 3 transmit information. The node information transmission 3 is connected to the control unit 4, with the possibility of connection with the controlled system 1. The control unit 4 includes a control unit 5, the output information transmission connected with the node information transmission 3, and the first input - output analog-to-digital Converter 6 connected to the multichannel output of the block 7 to normalize the input signals connected to the input with the output circuits of the controlled apparatus 1, block 8 of generating output signals, an output connected to the input circuits of the controlled system 1, and the input with selectable output control unit 5, the simulator interface 9, an information input connected to the information output control module 5, and the information output to the input information interface actuators of the controlled system 1. The apparatus is equipped with a block 10 simulate the standard connection of the controlled system 1 with the interface module 11, capable of connecting to the simulator interface 9 of the control unit 4 through a controlled multi-channel control system 1, and an information input connected to the node information transmission 3. In the above embodiment, the unit 10 simulation standard connection contains the block 12 forming relay status signals of the controlled system, the output of which is connected with relay inputs kontroliruemoi system 1, unit 13 simulate the connection to the power supply, the control input coupled to the control module 14, a power input connected to a lab power supply 15, and the energy output - input power supply of the controlled system 1, and the control module 14 block simulation standard connection 10, the information output terminal connected to the node information transmission 3, the first output coupled to the processing unit relay signals 12, and the second output unit simulation standard connection 13.

Virtual reference is made in the form of a data table containing reference values of the amplitudes, durations and moments of occurrence of the pulses relative to the beginning of the timeline, the comparison module signals with the reference made in the form of software) the PC 2. Node 3 transmit information made in the form of data buses connected to the PC 2 via the interface converters. Position 15 designated laboratory power supply. Automated test equipment is provided with an additional control units 16, similar to the block 4, the total number of blocks 4 and 16 of the control corresponds to the number of channels scanned management system 1. In the above embodiment, the automated test equipment to check the circuits energy and information is as multichannel interaction management system 1 multiple rocket launcher systems fire managing the start-up of the shells of the twelve guides, the number of control units 4 and 16 is equal to twelve. Is to monitor the status of multi-system control 1 and control unit 4, the control equipment during the test, display the test results to the operator and analyze the data for decision-making about health. The composition of the tests shall be determined in accordance with the option selected timeline functioning of the controlled multi-channel management system 1. In addition, the function of the user-definable set of tests to test individual functions controlled multi-channel control system 1, which is useful when setting up or repair. The input data are the configuration of the control unit 4 and the parameters of the cycle of operation multi control system 1. The output is an estimate of the correctness of a controlled multi-channel control system 1 in accordance with predetermined parameters of the control unit 4 based on the analysis of the timeline of the interaction control unit 4 and multi-system control 1.

Communication equipment interface information transfer RS-232. The exchange of information between, the control unit 4 and a multi-channel control system is carried out in the SLIP with error-correcting encoding CRC-16 CCITT-REVERSED.

Automated test apparatus operates as follows. According to the functional circuit to the control system 1 and the PC 2 via the node information transmission 3 are connected to the control units 4 and 16 in number equal to the number of channels controlled by the system control unit 1, block 10 simulate the standard connection of the controlled system control 1. On the assembled circuit from source 15 provides the supply voltage, after which the operator of the PC 2 starts, sets the configuration of the tests of the controlled system control 1 (for equipment start-up of multiple launch rocket systems fire sets the type of projectile, amount of charged guides and relay signals locks start) and starts the scan cycle. At the beginning of the review cycle using the node information transmission 3 from the PC 2 are used to transmit control commands to the control units 4 and 16 and the block 10 simulate a regular connection. When the control unit 5 of the control unit 4 sets the initial state of the block 7 to normalize the input signals and block 8 of generating output signals, and the control module 14 of the block 10 simulation standard connection sets the initial state of the block 12 forming relay status signals controlled by the control system 2 and the state of the block 13 simulate a connection to AC power. With the help of block 12 have formed the project for relay status signals to the system and block 13 simulation network connection the power controlled by the control system 1. In the initial state, read from unit 8 of generating output signals and block 12 forming the relay state signals, the controlled apparatus 1 determines the type of executable timeline and using the node 3 transmit information conducts information exchange with the PC 2. During the audit cycle of the controlled system control 1 interaction with the system circuits using control units 4 and 16 and interface converters. The block 7 to normalize the input signals using analog-to-digital Converter 6 performs recording the analog signals from the controlled system, determining the amplitude, duration and time of occurrence of the energy pulses interaction of the controlled system with actuators. The obtained information is read by the control unit 5 and is transmitted through node 3 transmit the information to the PC 2. After completion of the audit cycle BY the PC 2 performs a comparison of the signals received from the control units 4 with the reference values from a data table, and displays the collected information on the operator display screen of the PC 2. When comparing the received pulses is determined not only according to their parameters, reference values, but also match the sequence of their occurrence cyclogram the IU operation of the controlled system 1. The serviceability of lines of information exchange is determined by registration of the information of the commands in both directions from the PC 2 via the node information transmission 3 through the interface module 11 to the controlled apparatus 1 and the interface module 11 through the controlled apparatus 1 to the simulator interface 9.

Thus, the use of the proposed test equipment allows us to provide equivalent staffing connection of the controlled system and to extend the functionality and improve the reliability of the acceptance and periodic tests to detect such faults, as the absence of an electric circuit, the bias current load of the electric circuit from the nominal channel circuit, the lack of information exchange via communication channels, violations of the mission profile.

Automated test equipment to check the circuits energetic and informational interactions multichannel control system with actuators that contains the virtual pattern and the comparison module signals with a standard PC connected host communication control unit capable of connection to a controlled system and contains the control unit, multi-unit normalization of the input signals with Ana the CSO-digital Converter, the unit generating output signals, the simulator interface, characterized in that the apparatus is equipped with a block simulating the standard connection of the controlled system with the processing unit relay status signals of the controlled system, block simulate network connectivity power management module, the communication module of the controlled system with the PC and the interface module, capable of connecting to the simulator interface control unit through a controlled multi-channel control system.



 

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