33results about How to "Clear mission" patented technology

The invention relates to the technical field of deep sea operation type ROVs, in particular to a dynamics and kinematics estimation method for a deep sea operation type ROV. The method comprises the steps of establishing a fixed coordinate system, a body coordinate system and a propeller coordinate system, and estimating a matrix for coordinate transform in six freedom degrees; estimating the mass matrix of the operation type ROV and a caused coriolis force and centripetal force matrix; estimating water power borne by the operation type ROV; estimating the static force borne by the operation type ROV; estimating the thrust of the operation type ROV; estimating unknown disturbance terms; determining the ultimate dynamic and kinematic model of the operation type ROV. According to the dynamics and kinematics estimation method for the deep sea operation type ROV, dynamic and kinematic modeling of the deep sea operation type ROV is carried out on the basis of dynamics, fluid mechanics, submarine maneuverability and other theories, aiming at complex mathematic models of underwater vehicles, the symmetry theory and the method of neglecting small magnitudes are utilized to simplify the mathematic models of the deep sea operation type ROV, and the established models can be used for estimating the stress situations of the ROV more accurately.

The invention discloses a transformer substation acceptance inspection working process control system and control method with the function of intelligent warning and prompting. The system is composed of an intelligent warning device, a rule determination module, a process transferring module, a main controller, a timing device, a storage device, a data processing module, and an automatic checking module. The acceptance inspection work of the transformer substation includes: substation acceptance inspection application, inputting of point table information and a protection configuration table, information table preprocessing and examination and approving of acceptance inspection application, master station pattern drawing and system configuration of the master station and substation, inputting of a monitoring information table, substation acceptance inspection, master station acceptance inspection, examination and acceptance reporting, casual inspection of acceptance inspection results, and formation of final acceptance reports and evaluation reports. According to the invention, information missing during the acceptance inspection process can be avoided; coordination of work of all departments can be realized and errors caused by handing over of departments can be avoided; the work efficiency can be improved; high accuracy and high efficiency of the acceptance inspection work of the transformer substation can be guaranteed; the accuracy of the power equipment acceptance can be improved based on the standard acceptance inspection mode; and secure and stable operation of the power grid can be guaranteed.

The invention discloses a layered cooperative control and dynamic decision-making method for large-scale power transmission network frame restoration. The method comprises steps as follows: step one, a power transmission network frame is divided into a main network frame layer and a regional layer which are connected through power receiving points, and the power receiving points have attributes of load and a power supply in the main network frame layer and the regional layer respectively; step two, index values of the power receiving points are determined; step three, a commitment and agreement based restoration cooperative mechanism is established, and commitment values of the power receiving points are updated according to system state change; step four, the restoration optimization of the main network frame layer and the regional layer is taken as a lower-level problem, optimization of the commitment values of the power receiving points is taken as an upper-level problem, a bi-level planning power transmission network frame restoration decision-making model is established and solved, and an integral decision-making method is obtained. The problem about coordination and cooperation of all-level and all-region scheduling in response to layered and divisional multi-process restoration is solved, independent parallel restoration of subprocesses can be realized, the operation safety is guaranteed, and the restoration efficiency is improved.

The invention relates to a pervasive computing environmental data processing control method based on mobile agent. A pervasive computing environment network structure is divided into three sections: a base station, grids and clusters. Data collection, data transmission and data processing are executed in the data processing process, and each section is achieved by using the mobile agent technique. The communication between each two section is achieved by message communication between mobile agents. The key section is data transmission. The network region in the pervasive computing environment is divided into uniform grids, the clusters are constructed in each unit grid, and a shortest path tree is constructed based on the root of a cluster header node in the cluster to form a tree-shape cluster structure. Data processing mobile agents are allocated to cluster headers through the base station, and finally data collection, transmission and processing are executed by the mobile agents, thereby balancing the network energy consumption, lowering the network data transmission energy, reducing the network data processing pressure, and improving the data processing speed.

The invention provides a multi-user concurrent modeling method and system based on embedded software for graphical modeling, and belongs to the field of graphical modeling. The method comprises the following steps: constructing an edition control tool server in a system server; establishing an edition control tool for graphical modeling, and creating a project containing graphical modeling staff file folders; distributing graphical modeling staff rights by a creator; performing modeling by a graphical modeling staff, enabling the graphical model to be divided into sub models by an edition control tool and preserving the sub models by the edition control tool, and besides, preserving global resources in a database in the system server; updating modified contents of other graphical modeling staffs from the edition control tool by the graphical modeling staff; after modeling, submitting the modified contents to the edition control tool. According to the multi-user concurrent modeling method and system disclosed by the invention, a vast modeling project is divided into small modules, so that the graphical modeling speed is greatly increased, the right management is definite, the structure is clear, different graphical modeling staffs do not influence each other, and preserved files can be reused. Therefore, duplication of labor can be reduced, and the working efficiency is improved.

The invention discloses a network transaction method based on privacy protection trust evaluation. The method is safe under a half-honest network environment and a malicious network environment, and the safety of privacy protection can be effectively implemented; the computing process of the method is simple and efficient so that the result can be rapidly computed; and the method can be effectively applied to various network environments and has strong practicability. The method can be widely applied to various real-world applications, such as electronic commerce, P2P (peer-to-peer) networks, wire1ess sensor networks, cloud computing and the like.

The invention discloses a river chief system water environment governance management and control system, which comprises a plurality of water quality monitoring devices, a plurality of emission monitoring devices and a plurality of surveillance cameras, wherein the water quality monitoring devices are distributed in a set geographic area; the surveillance cameras are distributed in each water area in the geographic area; the water quality monitoring devices, the emission monitoring devices and the surveillance cameras are independently connected with a management and control subsystem through a wired and/ or wireless communication way; all water quality monitoring devices, emission monitoring devices and surveillance cameras in one or a plurality of water areas in the geographic area are connected with a network terminal and/ or mobile terminal which is in charge of one or the plurality of water areas; and the network terminal and/ or mobile terminal is connected with the management and control subsystem. By use of the system, the quality of a plurality of water bodies and the sewage situation of a drain outlet in the geographic area can be monitored in real time, and the water bodies and sources are jointly supervised.

The invention discloses a method for treating addition wastewater in the production process of lipoic acid, which includes the following steps: adding a certain amount of ammonium sulfate and sodium sulfate into the lipoic acid addition wastewater, performing the reaction to generate aluminium ammonium sulfate, and carrying out crystallization, filtration and recrystallization to obtain the finished product of aluminium ammonium sulfate; and dividing filtrate into concentrated solution and permeate by nanofiltration, extracting adipic acid monoethyl ester and 8-chlorine-6-carbonyl ethyl caprylate from the concentrated solution by dichloroethane and toluene, carrying out reverse osmosis desalination on the extracted concentrated solution and the permeate and then carrying out biochemical treatment to discharge with standard level, wherein CODcr (Chemical Oxygen Demand) is less than or equal to 1,000. According to the invention, a reaction crystallization/nanofiltration/reverse osmosis coupling technology is adopted to carry out comprehensive treatment and resource utilization on the addition wastewater, the treatment process and an original production process are circulated into one whole body, and the treatment efficiency is high; the method can be used for effectively recovering aluminium salt and organic intermediates in the addition wastewater; a byproduct, i.e. aluminium ammonium sulfate with content higher than or equal to 99.0 percent, is obtained, and the method has the advantage on the aspect of production cost.

The invention discloses a control method of a system realizing multi-module combined work. The system comprises electronic units and a control section, wherein the control section comprises a module work flow configurator and a module flow distribution manager. The system, according to to-be-performed functions, is divided into different functional modules corresponding to the operations that theelectronic units will execute; the module flow distribution manager, based on currently requested work, distributes the work read from the module work flow configurator to the different functional modules according to a functional module list, and the electronic units receive the instruction information transmitted by the corresponding functional modules and having unique identifications; the functional modules receive uploaded information uploaded by the electronic units and having the unique identifications; the module flow distribution manager analyzes and processes the information uploaded to the functional modules by the electronic units; and the module flow distribution manager informs the corresponding functional modules of the analysis results and the functional modules manage andcontrol the operations and executions of the electronic units according to the analysis results.

The invention relates to an intra-class interconnection security policy management method oriented to a classified protection system and belongs to the technical field of computer information security. A global labeling technique is adopted for a subject and an object by the method, and an intra-class interconnection security policy management procedure based on hierarchy includes a processing procedure of an intra-class interconnection security management center to an intra-class interconnection security policy, a processing procedure of a security management center to the intra-class interconnection security policy, and an implementation procedure of a security calculation environment and a security interconnection component to the intra-class interconnection security policy. The intra-class interconnection security policy management method oriented to the classified protection system has the advantages that subject and object labels are unique in a global scope, the implementation requirement on consistency of the intra-class interconnection security policy in the global scope is met, management of the intra-class interconnection security policy has a clear boundary, tasks and processing targets of the intra-class interconnection security management center, the security management center, the security calculation environment and the security interconnection component are clarified, and consistency of a management architecture of the intra-class interconnection security policy and an interconnection architecture of a rating system is guaranteed.

The invention discloses a peak shaving photovoltaic power station for hydrogen fuel unmanned aerial vehicle operation and maintenance and a working method thereof, and belongs to the technical field of photovoltaic power generation. The peak shaving photovoltaic power station comprises a solar battery pack, a convergence device, an electrolysis device, a hydrogen purification device, a hydrogen compression device, a hydrogen refueling station, a peak regulation fuel battery pack and a hydrogen fuel unmanned aerial vehicle; the solar battery pack is connected with the convergence device, the convergence device is connected with the electrolysis device and an inverter, the hydrogen outlet of the electrolysis device is connected with the hydrogen purification device, the hydrogen purification device is connected with the hydrogen compression device, the hydrogen compression device is connected with the hydrogen refueling station, the hydrogen refueling station is connected with the peak regulation fuel battery pack, and can carry out hydrogenation on the hydrogen fuel unmanned aerial vehicle. The peak shaving photovoltaic power station is high in automation degree, and is energy-saving and environment-friendly, the economic benefits of the power station are improved while the operation and maintenance of the photovoltaic power station are efficient, and the photovoltaic power station has the peak regulation capability.

The invention relates to a pruning evaluation and adjustment method based on fruit tree photosynthetic yield and distribution principles. The method evaluates whether pruning measures are reasonable or not based on standards that photosynthetic products are higher in yield and pruned and allocated to required parts of a tree body, provides an error correction method and analysis steps for pruning technicians and fruit farmers to scientifically evaluate each to-be-adopted pruning measure, to reserve reasonable pruning measures, to discard wrong pruning measures and to correct deviated pruning measures before fruit tree pruning operation, and makes a reasonable pruning evaluation and adjustment technical scheme for an orchard. Compared with the prior art, the method solves the pruning technical problems of fruit tree pruning such as existence of different views, lack of targets, incapability of telling correctness from wrongness and less access to high quality and high yield, and has the advantages that the production capacity of an orchard is improved, and the unit yield cost is reduced.

The invention discloses a multi-module joint operation control method of a system. The system includes electronic units and a control part, wherein the control part is provided with a module operation process configurator and a module process distribution manager; the system is divided into different function modules according to functions to be executed, wherein the function modules are corresponding to to-be-executed operation of the electronic units; according to operations which are requested currently, the module process distribution manager distributes operations which are read from the module operation process configurator to the different function modules according to a function module list; the electronic units receive command information with unique identifiers, wherein the command information with the unique identifiers is transmitted by corresponding function modules; the function modules receive uploaded information with unique identifier information, wherein the uploaded information with the unique identifier information is uploaded by the electronic units; the module process distribution manager analyzes and processes information which is uploaded to the function modules by the electronic units; the module process distribution manager informs corresponding function modules of analysis results; and the function modules manage and control operation execution of the electronic units according to the analysis results. With the process control method based on multi-module joint operations adopted, complex multi-module control can become more precise and safer, and the execution of module operation can be smoother and safer, and the location of errors can be more convenient, and therefore, conveniences can be provided for the elimination of the errors.

The invention relates to a water environment treatment management and control system. The system comprises a plurality of water quality monitoring devices, a plurality of emission monitoring devices and a plurality of monitoring cameras which are distributed in a set geographic area. The monitoring cameras are distributed in each water area in the geographic area, the water quality monitoring devices, the emission monitoring devices and the monitoring cameras are respectively connected to a management and control subsystem in a wireless and/or wired communication mode; all the water quality monitoring devices, the emission monitoring devices and the monitoring cameras in one or more water areas in the geographic area are connected to a network terminal and/or a mobile terminal responsiblefor the one or more water areas, and the network terminal and/or the mobile terminal are/is connected to the management and control subsystem. The quality of a plurality of water bodies in a geographic area and the sewage condition of a sewage draining exit are monitored in real time, and water bodies and sources are jointly supervised.

The invention relates to a reactor cavity water injection cooling system debugging method with combination of active and passive power. The method is based on design characteristics of combination ofactive and passive power of the reactor cavity water injection cooling system, through the analysis of the various functions and configurations of the system, a debugging test project developed by thesystem, a plan and a content of the debugging test, an acceptance criteria of each test, an execution phase and a logical sequence of execution between each other are designed, and the method comprises debugging system unit equipment, debugging system independent sub-function, and debugging system comprehensive performance. The method can comprehensively and efficiently verify the function of thesystem and the compliance with a system design goal, and provides a powerful guarantee for ensuring that the reactor cavity water injection cooling system fully exerts the inherent role when a nuclear power plant generates serious accident.