Distributed test method applicable to system-level test of intelligent high voltage equipment

Patent metadata

Field	Value
Publication number	US-10514407-B2
Application number	US-201615273343-A
Country	US
Kind code	B2
Filing date	Sep 22, 2016
Priority date	Sep 22, 2015
Publication date	Dec 24, 2019
Grant date	Dec 24, 2019

Abstract

A distributed test method applicable to a system-level test of intelligent high voltage equipment. The method includes: firstly, carrying out unified modeling on test equipment behaviors according to test requirements, and generating a general test case for ensuring accuracy and coordination of test behaviors and test time sequences under various work conditions; then, extracting, according to a feature element of role defining, sequence states of same roles from the general test case, and recombining the sequence states according to an execution sequence so as to form test sub-cases of the roles; finally, executing, by each piece of test equipment, corresponding test sub-cases to achieve cooperative linkage by means of information interaction, so as to accomplish entire process simulation of the test conditions.

First claim

What is claimed is:

1. A distributed test method applicable to a system-level test of intelligent high voltage equipment, comprising:
1) carrying out unified modeling on test equipment behaviors according to test requirements, and generating a general test case;
2) for each of same roles in the general test case, extracting basic elements associated with sequence states of the same role, and recombining the basic elements according to an execution sequence so as to form a test sub-case of the role; and
3) upon starting of the test, executing, by each piece of test equipment, a respective test sub-case, and achieving cooperative linkage by means of information interaction, so as to automatically accomplish an overall process of test work conditions;
wherein the general test case in Step 1) globally carries out systematic description and normalized expression on behaviors and time sequences required by system work conditions, and wherein during each of different processes of the general test case, a corresponding action subject is determined;
wherein the unified modeling systematically ensures accuracy and coordination of test behaviors and test time sequences under various work conditions, and the basic elements contained in an established model comprise time sequences of states, test work conditions, equipment behavior associations, sequence conversion modes and role definitions.

2. The distributed test method applicable to the system-level test of the intelligent high voltage equipment of claim 1 , wherein the roles are the action subjects in the different processes of the general test case, namely the test equipment.

3. The distributed test method applicable to the system-level test of the intelligent high voltage equipment of claim 2 , wherein when each piece of test equipment executes the corresponding test sub-case, an analog quantity or a switch quantity is correspondingly output according to a pre-set time sequence so as to achieve simulation of high voltage equipment work conditions and test equipment environments.

4. The distributed test method applicable to the system-level test of the intelligent high voltage equipment of claim 3 , wherein when each piece of test equipment executes the corresponding test sub-case, output information about tested equipment and interaction information about other testers are collected in real time, and execution of a next work condition or skipping to a relevant work condition in a test sequence is carried out according to the interaction information.

5. The distributed test method applicable to the system-level test of the intelligent high voltage equipment of claim 1 , further comprising: collecting, analyzing and evaluating, by each piece of test equipment, action feedback and data information during the test, so as to automatically accomplish function verification and performance detection of the tested equipment.

6. The distributed test method applicable to the system-level test of the intelligent high voltage equipment of claim 2 , further comprising: collecting, analyzing and evaluating, by each piece of test equipment, action feedback and data information during the test, so as to automatically accomplish function verification and performance detection of the tested equipment.

7. The distributed test method applicable to the system-level test of the intelligent high voltage equipment of claim 3 , further comprising: collecting, analyzing and evaluating, by each piece of test equipment, action feedback and data information during the test, so as to automatically accomplish function verification and performance detection of the tested equipment.

8. The distributed test method applicable to the system-level test of the intelligent high voltage equipment of claim 4 , further comprising: collecting, analyzing and evaluating, by each piece of test equipment, action feedback and data information during the test, so as to automatically accomplish function verification and performance detection of the tested equipment.

Assignees

• Xj Group Corp
• Xj Electric Co Ltd
• Xuchang Xj Software Technology
• State Grid Corp China

Inventors

• Lu Guanghui
• Zhou Shuibin
• Kou Xiaoshi
• Gao Qiang
• Dong Manling
• Zeng Guohui
• Yong Mingchao
• Mu Jiqing
• Lan Wusheng
• Wang Weijie
• Chen Lei

Classifications

• H02J2103/30

  Simulating, planning, modelling, reliability check or computer assisted design [CAD] of electric power networks · CPC title

• G01R31/3271

  of high voltage or medium voltage devices (G01R31/333 takes precedence) · CPC title

• G01R31/333

  Testing of the switching capacity of high-voltage circuit-breakers {; Testing of breaking capacity or related variables, e.g. post arc current or transient recovery voltage} · CPC title

• G01R31/2834 Primary

  Automated test systems [ATE]; using microprocessors or computers (G01R31/317 takes precedence; ATE for detection of defective computer hardware G06F11/2736) · CPC title

• G01R31/31907

  Modular tester, e.g. controlling and coordinating instruments in a bus based architecture · CPC title