CN-121978433-A - Lightweight distributed test system

CN121978433ACN 121978433 ACN121978433 ACN 121978433ACN-121978433-A

Abstract

The invention provides a lightweight distributed test system, which belongs to the technical field of equipment test and comprises a remote controller and a near-end test unit, wherein the remote controller comprises a computer and a functional interface card, the near-end test unit is a board card framework and comprises a plurality of independent measurement and control systems and a network switch, each set of measurement and control system consists of a main control board, a time sequence board, a distribution board and a power supply board, the plurality of sets of measurement and control systems share a bottom board, the main control board, the time sequence board and the distribution board are all provided with network interfaces, all the network interfaces are collected through the network switch, and the remote controller and the near-end test unit are in communication connection and have two communication modes of wireless communication and wired communication. The invention can realize the characteristics of convenient movement, convenient assembly and maintenance, expandability and strong environmental applicability, and meets the requirements of diversification and combination of products to be tested.

Inventors

ZHANG CHAOYANG
XIAO WANXIN
LI TING
Song Shimeng
YUAN TIANLIANG
LUO GUOBIN
XIAO YAO
YIN GUI
CUI JIATIAN
JU JUNMEI

Assignees

湖北三江航天红峰控制有限公司

Dates

Publication Date: 20260505
Application Date: 20251230

Claims (10)

1. A lightweight distributed test system is characterized by comprising a remote controller and a near-end test unit; Wherein the remote controller comprises a computer and a functional interface card; The near-end test unit is a board card framework and comprises a plurality of independent measurement and control systems and a network switch, each set of measurement and control system consists of a main control board, a time sequence board, a distribution board and a power board, the plurality of sets of measurement and control systems share a bottom board, the main control board, the time sequence board and the distribution board are all provided with network interfaces, and all the network interfaces are collected through the network switch; The remote controller is in communication connection with the near-end test unit, and has two communication modes of wireless communication and wired communication.
2. The lightweight distributed test system according to claim 1, wherein the remote controller is configured to cooperate with the computer through the functional interface card to implement a man-machine interaction interface for controlling a test flow and a key signal key control.
3. The lightweight distributed test system of claim 1, wherein the chassis shared by the measurement and control systems is a CPCI chassis; the main control board, the time sequence board, the distribution board and the power board in the near-end test unit are inserted into the slots of the CPCI base plate through CPCI connectors; And the main control board, the time sequence board and the distribution board perform data interaction through CPCI buses distributed on the bottom board.
4. The lightweight distributed test system of claim 1, wherein the master control board is configured to implement data interaction and processing between the remote controller and the near-end test unit, and to send control instructions to the timing board and the distribution board.
5. The lightweight distributed test system of claim 1, wherein the master control board functions as a control core for the near-end test unit, comprising: Configuring a multipath bus interface, wherein the multipath bus interface is partially used for communicating with the test product externally and partially used for communicating between inner boards, and the types of the multipath bus interface comprise CANFD bus, RS422 bus communication, RS232 bus communication and RS485 bus communication; Configuring a multichannel analog-to-digital converter for collecting and monitoring internal power supply parameters of the system and feedback signals of the test products; at least two network interfaces are configured, one for interfacing with the test product and one for interfacing with the router module.
6. The lightweight distributed test system of claim 4, wherein the timing board is configured to receive and execute instructions from the master control board, test timing acquisition and output control; The time sequence board is provided with a plurality of time sequence signal output channels and a plurality of time sequence signal acquisition channels.
7. The lightweight distributed test system of claim 4, wherein the power panel is configured to receive and execute instructions from the main control panel, provide multiple independent controllable power distribution output channels, and collect and monitor voltage and current parameters of each output in real time.
8. The lightweight distributed test system of claim 4, wherein the power strip is configured to convert externally input ac power into multiple dc power of different voltage levels, and to distribute the dc power to each functional board card in the near-end test unit via the backplane.
9. The lightweight distributed testing system of claim 4, wherein the wireless communication link between the remote controller and the near-end test unit employs a data encryption transmission mechanism.
10. The light distributed test system according to claim 1, wherein the main control board is reserved with an RS232 interface and at least 2 JTAG interfaces for debugging, and the RS interface and the JTAG interfaces are respectively used for system debugging and program debugging at PS end and PL end.

Description

Lightweight distributed test system Technical Field The invention relates to the technical field of equipment testing, in particular to a lightweight distributed testing system. Background Most of the currently developed test systems are large in volume, heavy in equipment and need to be matched with a large number of long-distance cables. Is not beneficial to being used in the field environment and has no distributed connection function between different offshore platforms. Disclosure of Invention The invention provides a lightweight distributed test system which is used for solving the defects in the prior art. The invention provides a lightweight distributed test system, which comprises a remote controller and a near-end test unit, wherein the remote controller comprises a computer and a functional interface card; The near-end test unit is a board card framework and comprises a plurality of independent measurement and control systems and a network switch, each set of measurement and control system consists of a main control board, a time sequence board, a distribution board and a power board, the plurality of sets of measurement and control systems share a bottom board, the main control board, the time sequence board and the distribution board are all provided with network interfaces, and all the network interfaces are collected through the network switch; The remote controller is in communication connection with the near-end test unit, and has two communication modes of wireless communication and wired communication. According to the light distributed test system provided by the invention, the remote controller is matched with the computer through the functional interface card, so that the man-machine interaction interface for controlling the test flow and the key control of key signals are realized. According to the lightweight distributed test system provided by the invention, the shared bottom plate of the measurement and control system is a CPCI bottom plate, the main control board, the time sequence board, the distribution board and the power board in the near-end test unit are inserted into the slots of the CPCI bottom plate through CPCI connectors, and data interaction is performed among the main control board, the time sequence board and the distribution board through CPCI buses distributed on the bottom plate. According to the lightweight distributed test system provided by the invention, the main control board is used for realizing data interaction and processing between the remote controller and the near-end test unit and sending control instructions to the time sequence board and the distribution board. The light distributed test system provided by the invention has the implementation functions that the main control board is used as a control core of the near-end test unit, and comprises a multipath bus interface, a router module and at least two network interfaces, wherein the multipath bus interface is used for communicating with a test product externally and communicating with the test product internally, the multipath bus interface comprises a CANFD bus, an RS422 bus communication, an RS232 bus communication and an RS485 bus communication, the multipath bus interface is used for collecting and monitoring system internal power supply parameters and test product feedback signals, and the router module is used for connecting with the test product. According to the lightweight distributed test system provided by the invention, the time sequence board is configured to receive and execute instructions from the main control board, test time sequence acquisition and output control, and is provided with a plurality of time sequence signal output channels and a plurality of time sequence signal acquisition channels. According to the lightweight distributed test system provided by the invention, the distribution board is configured to receive and execute instructions from the main control board, provide multiple independent controllable distribution output channels, and collect and monitor voltage and current parameters output by each channel in real time. According to the light distributed test system provided by the invention, the power panel is used for converting externally input alternating current into multiple paths of direct current with different voltage levels, and the direct current is distributed to each functional board card in the near-end test unit through the bottom plate. According to the lightweight distributed test system provided by the invention, a wireless communication link between the remote controller and the near-end test unit adopts a data encryption transmission mechanism. According to the lightweight distributed test system provided by the invention, the master control board is reserved with the RS232 interface for debugging and at least 2 JTAG interfaces, which are respectively used for system debugging and program debugging of the PS end and the PL end. Compared with