84 results about "Functional decomposition" patented technology

The invention discloses a testing method of electric vehicle charging equipment, belonging to the field of new energy technology. A testing system is used to test the performance indexes of the electric vehicle charging equipment such as a communication function, voltage stabilizing precision, current stabilizing precision, a ripple factor, a power factor, efficiency, current harmonic wave of an input point of equipment to be tested, voltage harmonic wave of the input point of the equipment to be tested, and a three-phase unbalance degree. The system is formed by a central control unit, a protection control unit, a high precision measurement unit, a voltage and frequency controlled power supply unit and a load unit. A test object is an electric vehicle vehicle-borne charger and a non vehicle-borne charger. According to the method, complex functional decomposition, virtual battery management system technology and whole process automation idea are combined, the method is used for carrying out rapid and comprehensive testing on the electric vehicle charging equipment, the testing workload is greatly reduced, and the testing efficiency is raised.

The invention discloses an outcomes-based course teaching system for teacher teaching. According to the system, a teaching demand of a teacher and data characteristics of teaching information are focused and relevant information of a student and relevant information of a course are taken as data base; then, module development is performed according to time streams before a class, in the class andafter the class, and through real-time third-party information view and multiple interactive communication modes, the sharing of teaching data and the real-time feedback of the information are implemented; and at last, functional decomposition on the system may be implemented according to a principle of completely separating data information change and display, and a very detailed unit division design is performed on modules in each portion. The system has direct assistant and supporting effects to the teacher teaching, can automatically generate a teacher professional development archive anda teacher performance archive, can help the teacher to complete teaching reflection, is convenient to view and evaluate a teaching capacity of the teacher and is convenient for the teacher to use in school teacher teaching performance evaluation.

Some embodiments provide a method of performing circuit synthesis that receives a design that has a function with several inputs. The method identifies a set of early arriving inputs of the function and performs a function decomposition on the function based on one of the early arriving inputs. In some embodiments, the method estimates the number of circuits a signal has to travel through to reach each input of the function and selects a set of inputs with signals that travel through fewer numbers of circuits compared to signals of inputs that are not selected. In some embodiments in which the design has more than a particular number of inputs, the method recursively identifies early arriving signals and performs function decomposition until function decomposition results in a set of functions all of which with fewer than the particular number of inputs. In some embodiments, the function decomposition is Shannon decomposition.

The invention discloses a test case generating method and a test case generating device. The method comprises: writing the configuration file of a product to be tested, wherein the configuration file comprises the attribute information and function description information of the product to be tested; analyzing the configuration file, and acquiring test case modules corresponding to all functions from a general case library according to the analyzed function description information, wherein the general case library stores test case modules corresponding to functions on all levels of products of the same kind, which are obtained after the functional decomposition of the test cases of conventional products of the same kind as the product to be tested; synthesizing test cases by using the acquired test case modules according to the hierarchy of the corresponding functions; and changing the configuration fields of the synthesized cases according to the analyzed attribute information and generating test cases of the product to be tested. The method can quickly and conveniently generate new product test cases by fully using the test cases of the conventional products, thereby simplifying a development process and reducing cost investment.

A multi-functional digital imaging system is described that disaggregates camera functions into modular camera functionality. Analytical camera functions of image assessment and control are exported to at least one external computer. The system filters image files in an external computer by using an external DSP and imports the corrected file to the camera for storage and display.

The invention discloses a physical discrete type satellite system structure used for solving the maintenance and change problem of the on-orbit satellites and improving the quick response capability of the satellites. The physical discrete type satellite system structure disclosed by the invention decomposes the functions of the satellite into I basic functions according to the demand of flight tasks and realizes the I basic functions through N spacecraft modules. The N spacecraft modules comprise single-function spacecraft modules and multifunctional spacecraft modules. Each spacecraft module comprises an interaction interface unit used for realizing the interaction between the spacecraft modules. The interaction interface unit comprises a low speed wireless microwave communication interface and a high speed wireless laser communication interface, wherein the wireless microwave communication is realized through an omnidirectional antenna, the high speed wireless laser communication is realized through a directive antenna, and a wireless communication link of the satellite system is formed by the communication of the intelligent interfaces of the spacecraft modules. All the spacecraft modules are discrete to each other on physics, and the spacecraft modules can be emitted to the sky in a one-rocket-multi-satellite or multi-emission manner to finish the whole function of the satellite on the orbit.

The invention discloses an intelligent electricity terminal plug and play method based on self recognition. The intelligent electricity terminal plug and play method based on the self recognition includes: connecting an intelligent electricity terminal into an intelligent electricity utilization automatic system; using a monitor master station of the intelligent electricity utilization automatic system to judge whether to follow an IEC61850 modeling standard, if yes, not acting, or if no, performing functional decomposition according to the IEC61850 modeling standard so as to obtain a logic device, a logic node and a data object according to function definition of the intelligent electricity terminal; building an IED information model; performing configuration through an IED configuration tool and a system configuration tool according to the IED information model so a to obtain ICD, CID and SCD configuration files, and then completing the configuration for IED; using wed service for mapping, and using an HTTP (hyper text transport protocol) to achieve communications. Accordingly, the intelligent electricity utilization automatic system can obtain login information of the intelligent electricity terminal, and a plug and play function of the intelligent electricity terminal and information interaction between the intelligent electricity terminal and the intelligent electricity utilization automatic system are achieved.

The invention is applicable to computer aided instruction for engineering drawing. According to different users, the method decomposes relevant functions into different module units including management module based on network, kernel module for judging credit based on detailed analyzing knowledge points, module for students to submit homework, module for completing homework and querying feed back, and networked module for managing titles of engineering drawing. Under specific requirement, the system can implement specific rules for judging credits, possessing better flexibility. According to presetting rules, the method can mark highlighted tags on error positions in graph. Through colors, linewidth, line type, and text discrition, taking full advantage of graphical display, the invention realizes adding artificial comment automatically.

In an embodiment of the present inventions, a work flow process may be generated by decomposing functions of a clinical information system into discrete tasks including an individual task associated with a first pre-configured executable procedure for implementing the individual task and associating a user selectable image element with the pre-configured first executable procedure used in implementing the individual task. In a currently envisioned embodiment, integratable work flow processes according to the present invention may be provided to a vertical application system.

The invention discloses a product function gene modeling system and method. The system comprises a behavior describing unit, a overall function determining unit and a overall function decomposing unit, wherein the behavior describing unit is used for describing the functional relation of parts among products; the overall function determining unit is used for analyzing functional requirements suggested by users, grasping the core of the overall design task to obtain the design requirements of the products and abstracting the overall function of the products; the overall function decomposing unit is used for decomposing the overall function into a plurality of simple subfunctions. The system also comprises a product function reasoning module which further comprises an FTML file reading unit, a function element matrix converting unit, a matrix adjusting unit and an FTML film converting unit. Aiming at function design knowledge and design object knowledge, the invention provides the function modeling method based on gene encoding and adopts an extensive makeup language (XML) and a matrix to represent and establish an evolving and reasoning method of the product parts on the basis of encoding.

An architecture for designing complex systems includes combining functional decomposition and object-oriented techniques at each level along with specifying links between the levels as well as links between the objects at a level to promote understanding of the system under development and assist both the system design engineers and the hardware and software engineers to develop the system.

The invention provides a method for constructing a power system dynamic simulation pressurized water reactor control system model. The method for constructing the power system dynamic simulation pressurized water reactor control system model comprises the steps that appropriate simplification and functional integration are conducted on an actual reactor control system, the reactor control system is decomposed into two sub systems according to functions, namely, a power control system and a temperature control system. The power control system and the temperature control system are used for stimulating that a nuclear power unit controls power to rise or reduce under a normal operating condition, simulating the nuclear power unit to adjust temperature and the power and maintaining stable operation under the situation that the power, voltage and frequency electric parameters disturb, and achieving electromechanical transient and medium and long term dynamic simulation of a large-scale power system including the pressurized water reactor nuclear power unit. By means of the method for constructing the power system dynamic simulation pressurized water reactor control system model, the problems that no accurate reactor control system model exists in an existing simulated program, and therefore dynamic characteristics of the nuclear power unit can not be actually reflected are solved, and a powerful tool for researching problems of the transition process inside the nuclear power unit, the mutual effect between a large-scale power grid and a high-capacity nuclear power unit, source network collaboration and the like is provided.

Embodiments of the present invention provide for supporting definition of services in the SOA using templates for definition of processes, tasks, and / or components and wizards associated to the templates for guiding users in defining values to variables in the templates. Embodiments of the present invention provide developers with a guided flow for an integration project as well as guidance from the functional decomposition from the solution architect within an integrated development environment. Embodiments provide pre-built templates that may also contain wizard based interfaces to help the developers to create services that follow best-practices and include necessary plumbing tasks. Embodiments described herein provide the ability to create and save BPEL projects and scopes as templates to be reused in later projects and the application of these template features with wizard interfaces and a project overview / checklist model to provide developer guidance and assistance in creating the service that follows best-practices.

The invention provides a quick algorithm verification method and system for embedded flight control software. Embedded flight control software algorithm implementing item and test item are separatelyestablished in a developing environment and a test environment according to certain item composition based on functional decomposition for the embedded flight control software according to test requirements; the items share an embedded software algorithm file to finish platform transplanting of the embedded software in the developing environment and the test environment; in the test environment, an input data file is introduced to an algorithm of the embedded flight control software via an interface program so that the data file is docked to the algorithm of the embedded flight control software under test; output of the algorithm of the embedded flight control software is acquired finally by compiling test scripts and executing a test program; whether the output is consistent with that from the task requirements is determined by comparing so as to judge whether the algorithm of the embedded flight control software passes verification. The method herein enables algorithm verification for the embedded flight control software to be free of the limits of a hardware platform and a semi-physical simulation environment, and quick verification is achieved.

The present invention discloses a method for constructing an object by stacking up functional features thereof. The present invention is also exemplified with a drawing die. Functional features and their main control parameters can be identified through functional analysis, functional decomposition and geometric analysis. In the present invention, a design knowledge base, a functional feature library, a functional feature module and a graphic user interface can be utilized optionally. Moreover, the present invention can be implemented on the Windows XP system through a commercial CAD software and an API.

The invention provides a technical value evaluation method and an evaluation model of technical economic life based on a fuzzy evaluation theory and substance-field analysis. During quantitative analysis, by using a cluster analysis method, a fuzzy comprehensive evaluation method and the like, a quantitative analysis model of a technical value evaluation index system is constructed; meanwhile, for a mark sheet of technical sharing rate adjustment coefficients, a fuzzy comprehensive evaluation model for quantification of qualitative questions is used, so the current mainstream technical value evaluation system becomes more perfect, and an evaluation effect is more scientific. According to a substance-field model, a commissioned evaluation technology is subjected to functional decomposition, a technical function which causes key influence on a technical value is determined, the development history and development tendency of the technical function are shown by using different S curves, the different S curves are fitted and automatically calculated by using Loglet Lab 2 software, and the economic life of the key technical function of the commissioned evaluation technology is determined, so that the economic life of the commissioned evaluation technology is determined.

A system and method are disclosed for factoring the functionalities within one or more applications into separate entities, storing them locally and / or distributing them across a network of servers such that code reusable across applications is updatable at one place, the user of an application sees only the interface relevant, to the task at hand, the interface for the user is consistent across applications utilizing the same functionality while at the same time it remains clear to the user which context the user is in, and additional functionalities may be added and subtracted during run time without recompiling the application or reinitialising the application.

The invention discloses a method for realizing an automatic system of an intelligent transformer station. The method is characterized by comprising the following steps of: (1) determining a function to be realized by the automatic system of a target transformer station; (2) decomposing the function into IEC61850 standard logic nodes according to the requirements of equipment in the station on protection, measurement and control; (3) classifying the logic nodes according to a station level, a spacing level and a procedure level specified in a standard; (4) giving an intelligent transformer station system framework represented by the formation of the logic nodes; (5) configuring the logic nodes according to an optimal rule; (6) determining the function and the network structure of an IED (Intelligent Electronic Device); (7) verifying a system configuration file and comparing the file with an expected requirement; and (8) downloading a corresponding IED configuration file. Due to the adoption of the method, blanks on the aspects of implementation methods and flows in an intelligent transformer station design standard are filled, and a plurality of problems existing in the design of the automatic system for the conventional intelligent transformer station are solved.

An on-orbit maintenance method for a star sensor comprises E<2>PROM (electrically erasable programmable read-only memory) based maintenance of application programs in a program storage on the star sensor and SRAM (static random access memory) based maintenance of the application programs in the program storage on the star sensor, the application programs are decomposed according to functions and divided into a plurality of functional modules, all the functional modules are numbered, each functional module corresponds to an independent on-orbit maintenance module in an idle E<2>PROM or SRAM space, and enabling and operation of maintenance functions are completed according to states of the on-orbit maintenance modules when the functional modules of the application programs operate. According to the on-orbit maintenance method, the universal on-orbit maintenance method is designed for different hardware program storages, corresponding on-orbit maintenance areas are configured for all functional areas, maintenance programs are directly injected into the maintenance areas in an on-orbit mode, the original programs are not required to be modified, the on-orbit injection programs are quick and simple to design, and the reliability is high.

The invention discloses ontology-based product function semantic modeling representation, which comprises the following steps: (1) the product function modeled by OWL-DL language defining the ontologyconcept of product functional semantics, and obtaining the ontology of functional semantics; (2) redefining the functional verbs in the functional base as ontological concepts, and using OWL-DL ontology language adds semantic constraint to realize the semantic expansion of the concept of functional verbs; (3) creating SysML metamodel consistent with functional semantic ontology; (4) using the SysML metamodel created in step (3) to create the function definition model and the function structure model. The ontology-based product function semantic modeling representation provided by the invention can eliminate the uncertainty and ambiguity of the function representation, provide a semantic structure understandable by a computer, and lay a foundation for applications such as function reasoning and automatic function decomposition.

The invention relates to a function analysis method for a mature product, and belongs to the technical fields of mechanical design and automation. The method comprises the following steps of: first defining a function level matrix and a function relationship matrix to describe functions, and simultaneously constructing a function element list; then analyzing function elements of a product of a certain kind on the basis of the function element list, and representing a relationship between every two function elements by using the function level matrix and the function relationship matrix; and finally processing the function relationship matrix by adopting an alpha-intercept matrix method for fuzzy design to obtain a function tree of the product to realize function analysis on the product from bottom to top. By the method, the problem of over-coarse or over-fine granularity is solved; and in addition, computer programming is facilitated by representing the functions and the relationship between every two functions with the function level matrix and the function relationship matrix.

The invention relates to a system and method adopting characteristic gene codes to describe a product function model. A product characteristic expression model is obtained by profound research to the product characteristic gene paradigm expression, characteristic integration requirement and characteristic coordinate transformation algorithm; a product function model is obtained by the research and analysis to the product function definition, function expression and function model establishment. The product function is further decomposed and mapped into characteristics on the basis of the product characteristic expression model and function model so as to finally describe the product function by the product characteristic gene codes and lay a foundation for the product intelligent design.

The present invention discloses a power system risk assessment method based on big data and human caused factors. The method includes the following four steps: 1, the probability of the occurrence of human caused errors of an operator in the operation process of a system is assessed through using an AHP-SLIM method; 2, the failure probabilities of power transmission and transformation equipment, secondary system equipment and software are obtained through big data mining technology; 3, the failure risks of various kinds of functions of the secondary equipment or software are assessed based on the functional decomposition of an IEC 61850; and 4, the fault probability of traditional primary equipment is corrected based on the failure probabilities, so that the risk assessment of the system can be completed. According to the method of the invention, based on existing research, the failure probabilities of the operator and the failure probabilities of the secondary system are considered in the risk assessment of the primary system, and therefore, the risk assessment result of the power system is more accurate. The method can characterize risks faced by a current power grid more objectively compared with a traditional assessment method.

The invention relates to a conceptual design analysis method for a multidisciplinary complex product. Against the current situation that a design stage of the multidisciplinary complex product lacks the complete modeling processes and analysis methods, the modeling analysis method that supports the whole process of the multidisciplinary complex product conceptual design phase is established through the steps of demand analysis based on a quantization matrix, functional decomposition based on a functional knowledge base, structural function mapping based on interface matching, structural reorganization based on a design structure matrix and SysML-oriented model expression, so that effective analytical ideas and theoretical support are provided for users, to reduce bad design and improve design efficiency.

The invention discloses an equipment modeling language based embedded type emulated serial port and a modeling method thereof. Functional logic sends data to an exterior or sends external data to user interaction control logic or data processing control logic; the user interaction control logic obtains the external data, sends the external data to the data processing control logic, time sequence control logic or functional logic, receives the data sent by the functional logic or the data processing control logic and then displays the data; comprehensive processing logic and interface adapting logic realize data interaction of each logic; the data processing control logic performs format conversion for the data and then sends the processed data to the time sequence control logic, the user interaction control logic or the functional logic; and the time sequence control logic receives the data and sends the data to the functional logic according to a control time sequence. According to the equipment modeling language based embedded type emulated serial port and the modeling method thereof, as an embedded type hardware serial port is subjected to logic modeling and functional decomposition, the problem in the prior art that the logic level is lack of description for an embedded type hardware serial port simulation modeling method is solved.

The invention discloses a fault propagation risk analysis method and prevention and control method based on a meta-motion chain, and the method comprises the following steps: decomposing the functionsof a whole machine into a plurality of motions through employing an FMA function decomposition method, and further decomposing each motion into a meta-motion; determining the subordination relation of the meta-actions in each motion, and establishing a meta-action chain formed by connecting the meta-actions in the motion in series according to the motion transmission relation from the power source of the motion to the action executing mechanism; and then establishing a risk propagation model under a common influence condition according to the spontaneous probability of the internal influenceof the meta-actions and the coupling strength of the quantitative external action, and comprehensively analyzing the risk criticality of each meta-action from the perspective of global risk influence.According to the method, on the basis of the reliability analysis idea of the meta-action chain, after the weak link is determined, the fault diagnosis work of the meta-action unit forming the meta-action is clearer, the vain fault search in the fault diagnosis is reduced, and the fault diagnosis efficiency is improved.

Systems and methods are disclosed for the functional decomposition of the catalog domain and its sub-domains inside a global scale e-commerce system into respective software application services with dedicated data storage, so in order for the complex raw data of different nature or sub-domain that belongs to large catalogs to be easily accessed and read by online stores, it needs to be deciphered and derived by its domain specific computational process then materialized into appropriate real time content that can be directly obtained via software services and APIs by B2C and B2B websites instead having to utilize lots of computational power for every on line store page request to generate necessary real time content from the same raw catalog data that is administered by catalog managers. In the case of data that does not frequently change (i.e. static data), the query or search conditions to retrieve such data are not many and most of the queries and searches are the same, then that data can be deciphered in advance and the corresponding content can be derived, materialized and stored in a manner for fast look up. As for data that frequently changes (i.e. dynamic data) or have many query or search conditions, in order to decipher vast amount of raw data to derive the correct meaningful data that is applicable to shoppers visiting website real time, a distributed computational engine that is capable of large-scale data processing which can effectively utilize hardware resources (i.e. CPU and memory) fully is used to in this situation.

Systems and methods that facilitate keeping or improving the current / prior level of complexity in a software package, despite enhancement package additions. To keep the current number of business functions (e.g., some software configuration or functionality), new packages may have to consolidate older ones. Consolidating business functions may include dissolving those functions into the core set of functions (e.g., those functions that are “always on”) or to merge them with other business functions (e.g., to be switched on or off as a set). Additionally, if a function is simply not used, and will never be used again, the function may be dissolved completely. Regardless, disruption to the customer should be minimized by any consolidation of functions. Systems and methods identify functions that can be automatically consolidated, and facilitate the consolidation of any remaining functions.

The invention discloses a method for calling external function of an executable component in software integration process, comprising the following steps of: decomposing the function of a controlled application software, marking the operation step for realizing the function of the software and the interface control component resources, and keeping the corresponding logic sequence; determining a command sending sequence by using the operation step, the interface control component resources and the corresponding logic sequence of the interface control component resources; starting the controlled application software, acquiring the characteristics of the started controlled application software and sending corresponding commands to the controlled application software according to the commandsending sequence in a way which can be identified by the controlled application software; receiving the commands by the controlled application software to analyze and process, and executing corresponding functions. Due to the adoption of the method, the function of the executable component can be called and packaged under the condition that the applied software program interface cannot be obtained, the system dependence can be reduced, and the integration efficiency of the system can be improved.