CN113269410A - Open type process design method and system suitable for space launching - Google Patents
Open type process design method and system suitable for space launching Download PDFInfo
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Abstract
The invention discloses an open type process design method suitable for space launching, which comprises the following steps: acquiring all workable projects of a transmitting field in one aerospace transmitting process; dividing all the work projects which can be made into a necessary project set, an exempt project set and an open project set; dividing the open project set into a test verification project set, a technical process project set and a quality safety assurance project set; evaluating the work items of the test verification item set item by item, and determining whether to implement in a transmitting field and the implementation conditions thereof according to the evaluation result; evaluating the work items of the technical process item set item by item, and determining whether to implement in a transmitting field and the implementation conditions of the transmitting field according to the evaluation result; evaluating the working items of the quality safety guarantee item set item by item, and determining whether to implement in a transmitting field and the implementation conditions according to the evaluation result; and integrating the work items and the open items of the necessary item set into the work items and the implementation conditions of the work items implemented in the launching field, and thus completing the design of the launching process flow of the space launching test.
Description
Technical Field
The invention relates to the field of space launching, in particular to an open type flow design method and system suitable for space launching.
Background
In order to ensure the success of space launching and be influenced by the characteristics of high risk, high reliability and the like of space launching, the existing space launching test launching process flow design always adheres to all harmless works, namely whether a work is listed in the test launching process flow is not beneficial to ensuring the success, but is damaged, and the work is put in the test launching process flow as long as no damage is caused, so that the safety and the reliability of space launching are improved as much as possible.
However, as the national commercial space launch enters the engineering implementation and starts to provide space transportation service for the whole society, the civil commercial space launch process developed by using the existing space launch test launch process design technology has too high launch cost and cannot meet the requirement of pursuing benefit maximization of civil commercial space launch, and the method specifically comprises the following steps:
1. the quality safety attribute of each work item and the influence of the quality safety attribute on the final result of the task are not considered, and the work which can be carried out is simply programmed into the launching process flow of the space launching test, so that the flow period is too long, and the launching cost is too high.
2. The influence of the preorder work completion result, the task site condition, unpredictable factors and the like on whether a certain work item needs to be developed is not considered, so that the designed process is a 'closed system', and the method cannot be well adapted to the changed situation.
3. The process development is almost 'once design and effective for all the life', so that the developed aerospace launch test launching process cannot be designed according to the aerospace product maturity and launching field technical service maturity;
therefore, the design method of the aerospace launching process flow capable of meeting the requirement of only doing the work is objectively required to be developed.
Disclosure of Invention
The invention aims to overcome the technical problems and provides an open process design method suitable for space launching, which comprises the following steps:
acquiring all workable projects of a transmitting field in one aerospace transmitting process;
dividing all the work projects which can be made into a necessary project set, an exempt project set and an open project set;
dividing the open project set into a test verification project set, a technical process project set and a quality safety assurance project set; evaluating the work items of the test verification item set item by item, and determining whether to implement in a transmitting field and the implementation conditions thereof according to the evaluation result; evaluating the work items of the technical process item set item by item, and determining whether to implement in a transmitting field and the implementation conditions of the transmitting field according to the evaluation result; evaluating the working items of the quality safety guarantee item set item by item, and determining whether to implement in a transmitting field and the implementation conditions according to the evaluation result;
and integrating the work items and the open items of the necessary item set into the work items and the implementation conditions of the work items implemented in the launching field, and thus completing the design of the launching process flow of the space launching test.
Further, the set of do-it-yourself items includes:
the design and development scheme of the aerospace product is clear and is a checking test and experimental verification project implemented in a launching field;
the integrated assembly and butt joint debugging project implemented in a launching field is clearly designed in the production process of the aerospace product;
mandatory inspection items implemented at the transmitting field, which are prescribed by quality safety assurance regulations; and
the stress action of the aerospace products and facility equipment on the way to the launching field or during the working process of the launching field can cause the state to change;
the do-nothing item set includes:
the method comprises the following steps that a test and verification type project which is implemented by an aerospace product factory before, has correct states of aerospace products and facility equipment related to the project and cannot change the states until a carrier is ignited to emit the project;
technical process projects which can meet the requirements of tasks on quality safety are not implemented;
the simulation deduction proves that the benefit of the project is less than the quality safety guarantee project of the threshold value;
the open project set comprises other work projects except the necessary work project and the exempt work project in all the work projects which can be made, and the open project is a project which can be developed only when one or more constraint conditions are met.
Further, the test verification item is an activity for confirming that the functional performance of the aerospace products and facility equipment is normal after the test verification item passes inspection, test, monitoring and measurement; the technical process project is assembly activities required to be completed according to a product implementation flow; the quality safety guarantee item is an activity for guaranteeing that the quality safety of the aerospace products, facilities and equipment and the aerospace emission whole system meets the specified standards and guidelines.
Further, evaluating the work items of the test verification item set item by item, and determining whether to implement in the transmitting field and the implementing conditions thereof according to the evaluation result; the method comprises the following steps:
through the stress analysis before the aerospace product leaves the factory, the transportation stress analysis and the environmental stress analysis of a launching field, a test verification item set C1 in the open item set is evaluated item by item, and the stress analysis method comprises the following steps:
the method is implemented before a factory, the states of related aerospace products and facility equipment are correct, and the states of the related aerospace products and the facility equipment cannot be changed until a carrier is ignited to emit, and the related aerospace products and the facility equipment are directly put into a doing-free project set;
the method is implemented before a factory, the state of related aerospace products and facility equipment is correct, but the state of the relevant aerospace products and facility equipment is definitely influenced by the ignition and emission of a carrier, and the relevant aerospace products and facility equipment are directly put into a necessary item set;
if the project is not implemented before the factory, directly putting the project into a necessary project set;
to the vehicle ignition launch, the state of the relevant aerospace products and facility equipment cannot determine whether the state of the relevant aerospace products and facility equipment can be affected, and then the relevant aerospace products and facility equipment are put into the first open project set C1';
the implementation conditions of each project in the first open project set C1' are evaluated item by item, including the results after completion of the preceding work, the status of the task site, and unpredictable factors.
Further, work items of the technical process item set are evaluated item by item, and whether the work items are implemented in the transmitting field and the implementation conditions of the work items are determined according to the evaluation results; the method comprises the following steps:
and (3) evaluating the technical process project set C2 in the open project set item by item from the five aspects of human, machine, material, method, ring and measurement, and determining according to the evaluation result:
determining that the requirement of the task on quality safety can be met even if the project is not implemented, and directly putting the project into a doing-free project set;
if the project is determined not to be implemented and the probability of more than 10 percent of the project failing to meet the requirement of the task on quality safety is determined, the project is directly put into a necessary project;
determining that the project is not implemented and the quality safety requirement of the task cannot be met with the probability of less than 10%, placing the project into a second open project set C2';
the item-by-item evaluation confirms the implementation conditions of each item in the second open item set C2', including the results after the preceding work is completed, the status of the task site and unpredictable factors.
Further, the work items of the quality safety guarantee item set are evaluated item by item, and whether the work items are implemented in the transmitting field and the implementation conditions of the work items are determined according to the evaluation results, wherein the evaluation results comprise:
through regulation and regulation specifications, technical process requirements, task special requirements and benefit analysis, the quality safety guarantee project set C3 in the open project set is evaluated item by item, and the following are determined according to the evaluation result:
directly putting the quality safety guarantee items which belong to the mandatory requirement in the task into a necessary item set;
the benefit after the project is implemented is very poor, and the project is directly put into a doing-free project set;
other quality safety guarantee items are put into a third open type item set C3';
the item-by-item evaluation confirms the implementation conditions of each item in the third open item set C3', including the results after the completion of the preceding work, the status of the task site and unpredictable factors.
The invention also provides an open process design system suitable for space launch, which comprises:
the working item dividing module is used for acquiring all workable working items of a launching field in one-time space launching and dividing all workable working items into a workable item set, a workable item set and an open item set;
the open project set dividing and evaluating module is used for dividing the open project set into a test verification project set, a technical process project set and a quality safety guarantee project set; evaluating the work items of the test verification item set item by item, and determining whether to implement in a transmitting field and the implementation conditions thereof according to the evaluation result; evaluating the work items of the technical process item set item by item, and determining whether to implement in a transmitting field and the implementation conditions of the transmitting field according to the evaluation result; evaluating the working items of the quality safety guarantee item set item by item, and determining whether to implement in a transmitting field and the implementation conditions according to the evaluation result;
and the launching field test launching process flow design module is used for integrating the work items and the open items of the necessary item set into the work items and the implementation conditions thereof implemented by the launching field, and then the launching field test launching process flow design is completed.
The invention has the advantages that:
1. the method divides all the work items of the space launching into three categories of done, done-free and open based on the characteristics of each work item and the influence of each work item on the final result of the task, so that the process can effectively eliminate the done-free items, thereby greatly shortening the task period and reducing the launching cost;
2. the method of the invention sets the constraint conditions for implementing each open project, including the preorder work completion result, the task site condition, the unpredictable factors and the like, and fuses the constraint conditions into the process, so that the closed process is changed into the development process, thereby the process can better adapt to the changed situation, and the adaptability and the quick response capability of the process to the changed situation of the space launching site are greatly enhanced;
3. the method breaks through a development mode of 'one-time design and effective lifetime' in the prior art, and enables each space launch test launch to be rapidly developed according to the conditions that space products are mature, launch field technical services are mature and change, so that the 'optimal' process flow and the 'lowest' cost of each space launch process are ensured.
Drawings
Fig. 1 is a flow chart of an open flow design method suitable for space launch according to the present invention.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, the invention provides an open process design method suitable for space launch, which is used for mastering the working conditions of a launch site and combing and confirming the working items that can be developed by space products (including a carrier rocket, a spacecraft, an application system, a spacecraft system and the like) in the launch site aiming at a certain space launch; the method comprises the following steps:
step 1) summarizing the working items (including the working items which must be developed in the launching field) which can be made by the aerospace product in the launching field.
All the work items which can be implemented in a launching field of the aerospace product are collected and summarized by means of the output of engineering analysis, and the work items are not omitted in the design process of the launching process of the aerospace launching test.
And 2) classifying the work items.
Classifying the work items obtained in the step 1) according to a technical process flow, and distinguishing a necessary item, a free item and an open item.
The do-it-yourself project M is a work project that must be implemented.
The necessary items include:
(1) the design and development scheme of the aerospace product is clear, and the inspection test and the test verification project are implemented in a launching field;
(2) the integrated assembly and butt joint debugging project implemented in a launching field is clearly designed in the production process of the aerospace product;
(3) mandatory inspection items implemented at the transmitting field, which are prescribed by quality safety assurance regulations;
(4) the stress action of the aerospace products and facility equipment on the way to the launching field or during the working process of the launching field can cause the state to change;
(5) other situations require work items that must be carried out in the transmit field.
The do-nothing item E is a work item that is not necessarily implemented (including items that are detrimental to launch success, items that are not detrimental but not beneficial, items that are beneficial but not cost-effective, and items that are not conditional).
The exempt items include:
(1) the method belongs to a test and verification project, which is a work project implemented by an aerospace product factory before, wherein the states of aerospace products and facility equipment related to the project are correct, and the state of the work project cannot be changed until a carrier is ignited to emit the work project;
(2) belongs to a technical process project, and can meet the requirement of a task on quality safety even if the project is not implemented;
(3) the method belongs to a quality safety guarantee project, and the benefit after the project is implemented is very poor through practice or simulation deduction;
(4) work items that are not necessarily implemented are verified by other means.
The open project refers to projects which can be developed only when one or more constraint conditions are met, wherein the project is typically characterized in that all the work projects which can be developed in a launching field are launched in a certain space.
The open project C is a project which can be implemented unnecessarily or must be implemented if a certain condition is met, for example, the precise measurement of the satellite in the launching field test is confirmed, the precise measurement of the satellite is completed before the satellite leaves a factory and the requirement is met, the environmental stress analysis confirms that the technical state related to the precise measurement is not changed after the satellite arrives at the launching, and then the work project can be omitted in the satellite launching field test project.
And 3) reclassifying the open project.
All the projects in the open project set C obtained in the step 2) are further divided into a test verification project C1, a technical process project C2 and a quality safety assurance project C3. The test validation item C1 is an activity for confirming that the functional performance of the aerospace products and facility equipment is normal through checking, testing, monitoring and measuring, such as joint inspection of stars and arrows. The technical process item C2 is an assembly activity required to be completed according to a product implementation flow, such as satellite-arrow butt joint. The quality safety assurance item C3 is an activity for assuring the quality safety of aerospace products, facilities and equipment and the whole system of aerospace launch to meet the specified standards and criteria, such as transition-phase quality review. The purpose of this partitioning is to prepare for subsequent use of different analysis methods for different categories of open items.
Step 4), evaluating the test verification item set C1 in the open item set C item by item through stress analysis before leaving the factory, transportation stress analysis, launching field environmental stress analysis and the like of the aerospace product, and determining according to the analysis result:
(1) the method is implemented before a factory, the states of related aerospace products and facility equipment are correct, and the states of the related aerospace products and the facility equipment cannot be changed until a carrier is ignited to emit the aerospace products and the facility equipment, and the aerospace products and the facility equipment are directly put into a do-free item set E';
(2) the method is implemented before a factory, the state of related aerospace products and facility equipment is correct, but the state of the relevant aerospace products and facility equipment is definitely influenced by the ignition and emission of a carrier, and the relevant aerospace products and facility equipment are directly put into a necessary item M';
(3) if the operation is not implemented before the factory, directly putting the operation into a necessary item M';
(4) by the time the vehicle is fired, the status of the associated aerospace products and facility equipment cannot be determined if the status of the associated aerospace products and facility equipment will be affected, and it is placed in open item C1'.
Step 5) evaluating the technical process project set C2 in the open project C item by item from the aspects of human, machine, material, method, ring, measurement and the like, and determining according to the evaluation result:
(1) determining that the project can meet the requirement of the task on quality safety even if the project is not implemented, and directly putting the project into a doing-free project set E';
(2) if the project is determined not to be implemented and the requirement of the task on quality safety cannot be met by more than 10%, directly putting the project into a necessary project M';
(3) if it is determined that the project is not implemented and the task cannot satisfy the quality safety requirement by less than 10%, the project is placed in open project C2'.
Step 6), evaluating a quality safety guarantee project set C3 in the open project C item by item through regulation and regulation specifications, technical and technological requirements, task special requirements and benefit analysis, and determining according to an evaluation result:
(1) directly putting the quality safety guarantee item which belongs to the mandatory requirement in the task into a must-do item M';
(2) the benefit after the project is implemented is very poor, and the project is directly put into a doing-free project set E';
(3) the other quality assurance items filtered in the above (1) and (2) are put into the open item C3'.
Step 7) evaluating and confirming the implementation conditions of each project in the open project sets C1', C2' and C3' item by item, including the results after the completion of the preceding work, the on-site conditions of the tasks, unpredictable factors and the like, and then integrating the implementation conditions into the process design.
Namely, when the launching process flow of the space launching test is executed, the opening project can be executed only when the implementation condition is satisfied, otherwise, the next work project is directly entered after the opening project is passed.
And 8) using tools such as project work plan network diagrams and the like to complete the design of the launching process flow of the space launching test.
The invention also provides an open type process design system suitable for space launching, which comprises the following steps:
the working item dividing module is used for acquiring all workable working items of a launching field in one-time space launching and dividing all workable working items into a workable item set, a workable item set and an open item set;
the open project set dividing and evaluating module is used for dividing the open project set into a test verification project set, a technical process project set and a quality safety guarantee project set; evaluating the work items of the test verification item set item by item, and determining whether to implement in a transmitting field and the implementation conditions thereof according to the evaluation result; evaluating the work items of the technical process item set item by item, and determining whether to implement in a transmitting field and the implementation conditions of the transmitting field according to the evaluation result; evaluating the working items of the quality safety guarantee item set item by item, and determining whether to implement in a transmitting field and the implementation conditions according to the evaluation result;
and the launching field test launching process flow design module is used for integrating the work items and the open items of the necessary item set into the work items and the implementation conditions thereof implemented by the launching field, and then the launching field test launching process flow design is completed.
The invention has the protection points that:
(1) based on the characteristics of each work item and the influence of each work item on the final result of the task, all the work items of space launch are divided into three categories of doing-necessary, doing-free and opening, and the opening items are further divided into three categories of testing and verifying items, technical process items and quality safety guarantee items.
(2) And determining constraint conditions for each open project during implementation, wherein the constraint conditions comprise preorder work completion results, task site conditions, unpredictable factors and the like, and the constraint conditions are merged into the flow so as to keep the openness of the closed flow.
(3) The development mode of 'one-time design and lifetime effectiveness' is broken through, and rapid process flow development is carried out according to the maturity of space products and technical service maturity of launching sites and changed conditions during each space launching test launching.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and are not limited. Although the present invention has been described in detail with reference to the embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. An open flow design method suitable for space launch, the method comprising:
acquiring all workable projects of a transmitting field in one aerospace transmitting process;
dividing all the work projects which can be made into a necessary project set, an exempt project set and an open project set;
dividing the open project set into a test verification project set, a technical process project set and a quality safety assurance project set; evaluating the work items of the test verification item set item by item, and determining whether to implement in a transmitting field and the implementation conditions thereof according to the evaluation result; evaluating the work items of the technical process item set item by item, and determining whether to implement in a transmitting field and the implementation conditions of the transmitting field according to the evaluation result; evaluating the working items of the quality safety guarantee item set item by item, and determining whether to implement in a transmitting field and the implementation conditions according to the evaluation result;
and integrating the work items and the open items of the necessary item set into the work items and the implementation conditions of the work items implemented in the launching field, and thus completing the design of the launching process flow of the space launching test.
2. The open flow design method for space launch according to claim 1 wherein the set of required items comprises:
the design and development scheme of the aerospace product is clear and is a checking test and experimental verification project implemented in a launching field;
the integrated assembly and butt joint debugging project implemented in a launching field is clearly designed in the production process of the aerospace product;
mandatory inspection items implemented at the transmitting field, which are prescribed by quality safety assurance regulations; and
the stress action of the aerospace products and facility equipment on the way to the launching field or during the working process of the launching field can cause the state to change;
the do-nothing item set includes:
the method comprises the following steps that a test and verification type project which is implemented by an aerospace product factory before, has correct states of aerospace products and facility equipment related to the project and cannot change the states until a carrier is ignited to emit the project;
technical process projects which can meet the requirements of tasks on quality safety are not implemented;
the simulation deduction proves that the benefit of the project is less than the quality safety guarantee project of the threshold value;
the open project set comprises other work projects except the necessary work project and the exempt work project in all the work projects which can be made, and the open project is a project which can be developed only when one or more constraint conditions are met.
3. The open process design method suitable for aerospace emission according to claim 2, wherein the test validation items are activities confirming that the aerospace products and facilities and equipment are functional after passing inspection, test, monitoring and measurement; the technical process project is assembly activities required to be completed according to a product implementation flow; the quality safety guarantee item is an activity for guaranteeing that the quality safety of the aerospace products, facilities and equipment and the aerospace emission whole system meets the specified standards and guidelines.
4. The open process design method for space launch as claimed in claim 3, wherein the work items of the test validation project set are evaluated item by item, and whether to implement in the launch site and the implementation conditions thereof are confirmed according to the evaluation result; the method comprises the following steps:
through the stress analysis before the aerospace product leaves the factory, the transportation stress analysis and the environmental stress analysis of a launching field, a test verification item set C1 in the open item set is evaluated item by item, and the stress analysis method comprises the following steps:
the method is implemented before a factory, the states of related aerospace products and facility equipment are correct, and the states of the related aerospace products and the facility equipment cannot be changed until a carrier is ignited to emit, and the related aerospace products and the facility equipment are directly put into a doing-free project set;
the method is implemented before a factory, the state of related aerospace products and facility equipment is correct, but the state of the relevant aerospace products and facility equipment is definitely influenced by the ignition and emission of a carrier, and the relevant aerospace products and facility equipment are directly put into a necessary item set;
if the project is not implemented before the factory, directly putting the project into a necessary project set;
to the vehicle ignition launch, the state of the relevant aerospace products and facility equipment cannot determine whether the state of the relevant aerospace products and facility equipment can be affected, and then the relevant aerospace products and facility equipment are put into the first open project set C1';
the implementation conditions of each project in the first open project set C1' are evaluated item by item, including the results after completion of the preceding work, the status of the task site, and unpredictable factors.
5. The open process design method for space launch as claimed in claim 3, wherein the work items of the technical process item set are evaluated item by item, and whether to implement in the launch site and the implementation conditions thereof are determined according to the evaluation result; the method comprises the following steps:
and (3) evaluating the technical process project set C2 in the open project set item by item from the five aspects of human, machine, material, method, ring and measurement, and determining according to the evaluation result:
determining that the requirement of the task on quality safety can be met even if the project is not implemented, and directly putting the project into a doing-free project set;
if the project is determined not to be implemented and the probability of more than 10 percent of the project failing to meet the requirement of the task on quality safety is determined, the project is directly put into a necessary project;
determining that the project is not implemented and the quality safety requirement of the task cannot be met with the probability of less than 10%, placing the project into a second open project set C2';
the item-by-item evaluation confirms the implementation conditions of each item in the second open item set C2', including the results after the preceding work is completed, the status of the task site and unpredictable factors.
6. The open process design method for space launch according to claim 3, wherein the work items of the quality safety assurance item set are evaluated item by item, and whether to implement in the launch site and the implementation conditions thereof are confirmed according to the evaluation results, comprising:
through regulation and regulation specifications, technical process requirements, task special requirements and benefit analysis, the quality safety guarantee project set C3 in the open project set is evaluated item by item, and the following are determined according to the evaluation result:
directly putting the quality safety guarantee items which belong to the mandatory requirement in the task into a necessary item set;
the benefit after the project is implemented is very poor, and the project is directly put into a doing-free project set;
other quality safety guarantee items are put into a third open type item set C3';
the item-by-item evaluation confirms the implementation conditions of each item in the third open item set C3', including the results after the completion of the preceding work, the status of the task site and unpredictable factors.
7. An open flow design system suitable for use in space launch, the system comprising:
the working item dividing module is used for acquiring all workable working items of a launching field in one-time space launching and dividing all workable working items into a workable item set, a workable item set and an open item set;
the open project set dividing and evaluating module is used for dividing the open project set into a test verification project set, a technical process project set and a quality safety guarantee project set; evaluating the work items of the test verification item set item by item, and determining whether to implement in a transmitting field and the implementation conditions thereof according to the evaluation result; evaluating the work items of the technical process item set item by item, and determining whether to implement in a transmitting field and the implementation conditions of the transmitting field according to the evaluation result; evaluating the working items of the quality safety guarantee item set item by item, and determining whether to implement in a transmitting field and the implementation conditions according to the evaluation result;
and the launching field test launching process flow design module is used for integrating the work items and the open items of the necessary item set into the work items and the implementation conditions thereof implemented by the launching field, and then the launching field test launching process flow design is completed.
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| CN115032004A (en) * | 2022-05-05 | 2022-09-09 | 中国人民解放军63798部队 | Hierarchical type commercial small satellite launching field testing method |
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