CN-121979774-A - Carrier rocket universalization test optimization method based on matrix analysis

CN121979774ACN 121979774 ACN121979774 ACN 121979774ACN-121979774-A

Abstract

The utility model discloses a carrier rocket universalization test optimizing method based on matrix analysis, which is obtained by continuously performing pressure reduction optimization on the carrier rocket universalization test optimizing method, and from the forward design point of view, a matrix analysis technology, a test modeling method based on matrix analysis and a test recombination optimizing method based on heuristic algorithm are adopted, and the optimization of algorithms and test flows is completed by focusing on a combination optimizing technology represented by matrix analysis and taking a test state as input and performing optimal combination on test items.

Inventors

ZHOU HAO
WANG QIANQIAN
XU XINYU
LI MAO
LI QI
LIU YUANRUI
QI JIAYI
WANG BAOHUA
DONG YUHONG
YUE MENGYUN
REN YUEHUI
XU YANG
WANG HAITAO
YAN GUOQING
YIN XIAOCHEN
ZHANG HONGDE
WANG APING
GAO CHEN
XU ZHEYAO
ZHANG YUANDONG
MA XIAOLONG

Assignees

北京宇航系统工程研究所

Dates

Publication Date: 20260505
Application Date: 20251209

Claims (10)

1. The carrier rocket universalization test optimization method based on matrix analysis is characterized by comprising the following steps of: Analyzing and determining core elements of a carrier rocket generalized test, and constructing a multi-dimensional incidence matrix among the core elements; Constructing a comprehensive cost-benefit model of the test flow; According to the economical efficiency, quality, restriction and dominance requirements of the test, carrying out recombination optimization on the comprehensive cost-benefit model of the test flow; and (3) performing step optimization on the test flow at the same time according to the recombined and optimized test flow comprehensive cost-benefit model to finish algorithm optimization and flow optimization.
2. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 1, wherein the optimization method comprises the following steps: The multi-dimensional correlation matrix among the core elements is a test-function-interface relation matrix, and the test-function-interface relation matrix is used for defining the corresponding relation among the aircraft test item, the aircraft equipment interface and the aircraft equipment function.
3. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 2, wherein the optimization method comprises the following steps: The aircraft test items comprise an electrical system general test item, an energy management test item, a data communication test item, a GNC function test item, an on-arrow comprehensive test item and a system level test item, wherein each test item comprises a specific test item, and after the corresponding relation between the functions of equipment on the aircraft and the interfaces of the equipment on the aircraft is clarified, the corresponding relation is corresponding to the specific test item, so that a test-function-interface relation matrix is obtained.
4. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 2, wherein the optimization method comprises the following steps: The method for constructing the comprehensive cost-benefit model of the test flow comprises the following steps: determining an optimization target, and enumerating test time cost and corresponding main factors of each specific test item; representing the conditions which cannot exist simultaneously in the test flow of each specific test item through setting parameter items; representing the test state of each specific test item through a set parameter item; and constructing an integrated cost-benefit model expression according to the set parameter items.
5. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 4, wherein the optimization method comprises the following steps: the optimization target expression is: the optimization objective is to realize project and state pressure reduction optimization of the test layer by optimizing the total execution times of the test project and the time cost accumulation of the test project, The matrix represents specific test items and test states developed in each test, and alpha and beta are weight coefficients of the optimization targets. The test time cost of each specific test item and the expression of the corresponding main factors are as follows: Wherein, the Representing the cost condition of each test time; , wherein P represents a specific project and test state developed in each test, T is the time-consuming condition of each test project or each test state, Representing the corresponding relation between the kth test and the ith test item or test state to be checked, if the ith test item or test state is checked in the current test, setting Otherwise take ; The test item or the test state to be checked is represented; The number of the test trials is indicated, Representing a time cost indicator, i.e., the cost required for the kth test to test the ith test item or test status.
6. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 5, wherein the optimization method comprises the following steps: The expression of the situation that part of test items or test states cannot exist simultaneously in the P matrix is as follows: The test states of the specific test items are expressed as follows: wherein P (K) represents the matrix end state, the last test state, i.e. the K-th test needs and the emission state Keeping consistency; the test states of the specific test items satisfy the coverage requirement as follows: Wherein XC (k) represents each test item/state test coverage of the P matrix, and the specific calculation mode is as follows, As an indication function.
7. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 5, wherein the optimization method comprises the following steps: when the algorithm level performs recombination optimization on the comprehensive cost-benefit model of the test flow, the economic principle of the test is followed as follows: Optimizing a test target with high economic index in the test targets by a single test dimension, sequentially screening time consuming of each test, trying to combine test layers, considering whether a single test item among different tests has a situation of repeated test before and after, and combining and optimizing according to the repeated test situation so as to realize the economic optimization target.
8. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 7, wherein the optimization method comprises the following steps: The quality principle is as follows: And (3) carrying out critical ranking on each optimization target, preferentially carrying out the test items with the critical ranking being the top, moving the suboptimal items or the test items with any ranking to other test items, and simultaneously testing the overall test coverage to meet the task requirements.
9. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 7, wherein the optimization method comprises the following steps: The constraint and dominance requirements are as follows: If the two test tests have the same type of test state or test item and have a dominant relationship, fusing the two test tests, retaining the test item with higher dominant degree, and carrying out joint consideration if the quality principle is involved at the same time; in the process of algorithm optimization, whether the constraint and dominance requirements are met or not is verified for each newly generated test.
10. The optimization method for the generalized test of the carrier rocket based on matrix analysis according to claim 9, wherein the optimization method comprises the following steps: The flow optimization method is that before formal emission, the test flow is optimized and improved according to the specific requirements of the process route, the state of the aircraft, the interaction relation with subsystems of other emission systems, test items, test nodes, emission programs and safety guarantee, which are related in the emission field.

Description

Carrier rocket universalization test optimization method based on matrix analysis Technical Field The invention relates to a carrier rocket universalization test experiment optimization method based on matrix analysis, and belongs to the technical field of carrier rocket launch testing process optimization. Background The carrier rocket is a precondition and foundation for all space activities of human beings, has the characteristics of high technology, high risk and high cost, and is a strategic foundation stone for national space science, space technology, space application and safety system construction. In recent years, the world major aerospace China accelerates the development of space economy, and the space in-out requirement is increasingly improved. The carrier rocket is taken as a transport means for delivering the effective load into the space orbit from the earth, is an intuitive representation of the space access capability of a country, and is also an important mark of the development level of the modern technology of the country and the comprehensive national force. The complex test flow is one of the important factors which restrict the optimal design of the test flow of the carrier rocket in China. In the early stages of model development, in order to ensure test coverage, more test items are usually set, and forward functions are performed to ensure that models are successfully launched. However, as the technology is mature, the traditional testing process also brings the problems of repeated testing, large testing workload, long testing period, high cost and the like, and is not suitable for the current development trend of ultra-high density emission. Disclosure of Invention Aiming at the problems of repeated testing, large testing workload, long testing period and high cost caused by the difficulty in adapting to the ultra-high density emission trend of the reverse optimization design thought in the prior art, the invention provides a carrier rocket universalization test experiment optimization method based on matrix analysis. The invention solves the technical problems by the following technical proposal: a carrier rocket universalization test experiment optimization method based on matrix analysis comprises the following steps: Analyzing and determining core elements of a carrier rocket generalized test, and constructing a multi-dimensional incidence matrix among the core elements; Constructing a comprehensive cost-benefit model of the test flow; According to the economical efficiency, quality, restriction and dominance requirements of the test, carrying out recombination optimization on the comprehensive cost-benefit model of the test flow; and (3) performing step optimization on the test flow at the same time according to the recombined and optimized test flow comprehensive cost-benefit model to finish algorithm optimization and flow optimization. The multi-dimensional correlation matrix among the core elements is a test-function-interface relation matrix, and the test-function-interface relation matrix is used for defining the corresponding relation among the aircraft test item, the aircraft equipment interface and the aircraft equipment function. The aircraft test items comprise an electrical system general test item, an energy management test item, a data communication test item, a GNC function test item, an on-arrow comprehensive test item and a system level test item, wherein each test item comprises a specific test item, and after the corresponding relation between the functions of equipment on the aircraft and the interfaces of the equipment on the aircraft is clarified, the corresponding relation is corresponding to the specific test item, so that a test-function-interface relation matrix is obtained. The method for constructing the comprehensive cost-benefit model of the test flow comprises the following steps: determining an optimization target, and enumerating test time cost and corresponding main factors of each specific test item; representing the conditions which cannot exist simultaneously in the test flow of each specific test item through setting parameter items; representing the test state of each specific test item through a set parameter item; and constructing an integrated cost-benefit model expression according to the set parameter items. The optimization objective is to realize project and state pressure reduction optimization of the test layer by optimizing the total execution times of the test project and the time cost accumulation of the test project,The matrix represents specific test items and test states developed in each test, and alpha and beta are weight coefficients of the optimization targets. When the algorithm level performs recombination optimization on the comprehensive cost-benefit model of the test flow, the economic principle of the test is followed as follows: Optimizing a test target with high economic index in the test targets by a single