631results about How to "Meet operational needs" patented technology

The invention belongs to the field of power network safety operation, and in particular relates to a distribution network failure isolation and quick power service restoration decision support system. The system is connected with a distribution automation system, comprises a real-time subsystem, a simulation subsystem, an accident inversion subsystem and a knowledge generating subsystem, and acquires power network operation monitoring data from the distribution automation system through a data interface, automatically tracks the real-time operating state of the power network, can quickly provide a power supply restoration scheme and intuitive simulation effect for a dispatcher to determine a proper restoration sequence after a failure happens, and provides accident simulation and accident inversion function; and the subsystems can be subjected to interface switching. The system is suitable for a distribution network which has a complicated network structure and of which the failure cannot be treated by automation equipment.

The invention discloses a cooperative control system for a catheter and a guidewire for a vascular intervention operation robot. The system comprises a main terminal subsystem and a secondary terminalsubsystem, the catheter and the guidewire can be synchronously controlled to achieve cooperative operation; a cooperative control method for the catheter and the guidewire for the vascular intervention operation robot comprises the steps of detection for operation information of a doctor through a main operator; transmission of axial moving information of the catheter and the guidewire and rotarydistance information; intervention executed by the operator; detection for stress of the operator; a collecting process of the operation information; a force feedback process of the main operator; the system is in accord with operation habits of the doctor, the operation method can be easily implemented, the accuracy is high, and the system is simple and stable in structure.

A master end operator device of a master slave minimal invasive blood vessel interventional surgical assistant system is characterized by comprising an axial force feedback damper unit, a torsion feedback output unit, a clamp unit, an operation information unit, a catheter, a linear guide rail and a height-adjustable base; a work method of the device comprises detection, transmission, processing and action of signals; the device has the advantages that the catheter is directly operated, and the ergonomic demands are met; real-time and intuitive feedback is realized, and the surgical safety and operation demands of a doctor are met; axial operation information is obtained by a friction-free magnetic induction mode, and efficiency is realized without adding the load; the height is adjustable.

Based on requirement of operation, operation manager divides transmission services on network into network service classes (NSC) with different QoS attributes. Moreover, based on categories of service application, and categories of whether time of use is in busy or idle time periods, different expense standards are established for NSC, categories of service and time periods. In time of operation, based on expense standards related to user signed SLA parameters, NSC attributes, categories of service and time periods, operation manager implements discrepancy charging for services in different QoS attributes. In admission control and application for userí»s service, combination between equivalent bandwidth and marginal charging, and charging mode based on consumption are adopted for calculating fee of prearranged resources and actual consumed resources for each user. The invention satisfies charging requirement for discrepancy services.

The invention provides a mobile robot path planning method in a complex environment. The method is characterized in that 1. information of environment in which a robot is positioned is acquired, and obstacles in the environmental space are indicated by using rectangular enclosing boxes after processing and displayed on a human-computer interaction module; 2. the initial position of the robot is confirmed and recorded as an initial point; a target position expected to be reached by the robot is confirmed and recorded as a target point; 3. the initial point, the target point and the vertexes of all the obstacle enclosing boxes meeting the condition are connected by using line segments, wherein the requirement indicates that the connecting line of any two points does not penetrate through the enclosing boxes, based on which a visual graph is constructed; 4. the optimal path is planned in the visual graph via an artificial immune algorithm, and key nodes in the optimal path are stored; and 5. The entity robot is controlled to start from the initial point, pass the key nodes in the optimal path one by one and finally reach the target point. Algorithm efficiency and convergence rate can be effectively enhanced under the premise of guaranteeing solution of the optimal path.

The invention discloses a heavy type free shuttling trolley with tracks. The heavy type free shuttling trolley comprises a main track, a branch track, a main line rack, a branch line rack, a movable rack, a traveling driving mechanism, a reversing lifting mechanism, a switch-over driving mechanism, a main line trolley support, a branch line trolley support, a main line traveling wheel, a branch line traveling wheel and a driving gear. The main track and the branch track are perpendicular with each other in crossing mode, the main line rack and the branch line rack are arranged on track bases of the main track and the branch track respectively, a movable track and the switch-over driving mechanism are arranged at a crossing node position of the main track and the branch track, and the movable rack is driven by the switch-over driving mechanism and is in butt joint with the main line rack or the branch line rack. The main line trolley support and the branch line trolley support are stacked together to form the trolley, a main line traveling wheel and a branch line traveling wheel are arranged on the lower portion respectively, and the reversing lifting mechanism is arranged between the main line trolley support and the branch line trolley support and used for conducting relative lifting so that the main line traveling wheel is matched with the main track or the branch line traveling wheel is matched with the branch track. The traveling driving mechanism is arranged on the trolley so that the driving gear is matched with the main line rack, the branch line rack or the movable rack. The heavy type free shuttling trolley is suitable for material conveying, economical, reliable and high in efficiency.

The invention discloses a message display method and an electronic device, and belongs to the field of mobile devices. The method comprises the steps of obtaining a message of a monitored second program when an interface of a first program running in the electronic device is a full-screen interface; displaying the message in a partial interface of the full-screen interface, wherein the partial interface comprises a plurality of preset icons; and according to an event triggered by a user through at least one of the preset icons and / or the partial interface, performing operation corresponding to the event for the message. According to the method and the electronic device, the message is displayed in the partial interface of the full-screen interface, so that the current full-screen state of the user is not interrupted; the user can directly view the received message without exiting from the current full screen when the program runs in the full screen, so that the user experience is improved; and according to the event triggered by the user through the at least one of the preset icons and / or the partial interface, the demand that the user can operate the received message in the full-screen interface is met.

The invention discloses a high concurrency load balancing system based on Nginx and Redis. The Nginx is taken as a reverse proxy server to conduct reverse proxy on high concurrency requests from multiple clients to distribute the high concurrency requests to different Tomcat servers, the Redis is used as a cache database to be used for saving a real-time calculated cache queue and accelerating thequery efficiency of the database, and MySQL is used as a structuralized database to be used for storing processed data. According to the structure of the system, high concurrency access reverse proxies can be distributed to different servers to achieve the load balancing purpose, and the Redis cache database can meet the real-time processing and storing requirements of high concurrency data, increase the processing speed and reduce the performance influences brought by high concurrency and has the very good practical value.

The invention discloses a rapid freight car radial bogie. The rapid freight car radial bogie comprises an axle assembly, a frame, a swing bolster, a braking device, central suspension devices, a radial device, a side bearing device arranged on the swing bolster and an axle box suspension device, wherein the frame is installed on the axle assembly through the axle box suspension device, the two ends of the swing bolster are fixedly installed in the middle of the frame respectively through the central suspension devices, the frame is composed of two side beams and parallel cross beams connected with the side beams, and bearing platforms where the central suspension devices are installed are arranged outside the middle portions of the side beams. The rapid freight car radial bogie structure obviously reduces wheel-rail wear and wheel-rail noise, reduces wheel-rail acting force, reduces vehicle transverse vibration acceleration and improves vehicle operation lateral stability, straight line stability and curve line negotiating capacity. The unsprung mass of the bogie is reduced, the speed of the bogie is high, vehicle braking performance is improved, wheel-rail wear and wheel-rail noise are small, vehicle operation stability is good, and stability and safety are high.

The invention provides an acquisition method of a sliding pressure curve of a steam turbine by using a main steam flow as a scheduling variable, relates to a determining method of a sliding pressure curve, and aims at solving the problem that the heat supply steam extraction capacity variation and back pressure variation operation status cannot be fulfilled by one sliding pressure curve. The method comprises the following steps: selecting M main steam flows according to the type of a heat supply steam extraction unit, wherein M is an integer of greater than 2, and each main steam flow is respectively subjected to the following steps: N different main steam pressure values of the heat supply steam extraction machine are selected with the main steam flow being the selected main steam flow, and N is an integer of greater than 4; calculating heat consumption values of the heat supply steam extraction unit; performing curve fitting on the N main steam pressure values and corresponding heat consumption values thereof according to a least square method to determine an optimal main steam pressure value; and performing linear fitting on the acquired M main steam flows and the corresponding optimal main steam pressure data thereof to acquire a final sliding pressure operation curve. The acquisition method is used for determining the sliding pressure curve of the steam turbine.

The invention discloses an ecological high-yield circulating breeding system and method. The system is characterized by comprising a plurality of fish breeding pools (1) of the area ranging from 200 square meters to 700 square meters, a sealed greenhouse (2) is arranged on the fish breeding pools, an air inlet is formed in one end of the greenhouse, an air supply device (3) is additionally arranged on the air inlet, an air outlet is formed in the other end of the greenhouse, natural water drainage openings (6) are formed in the bottoms of the fish breeding pools, and water supplementing pumps (4) are installed on the periphery of the fish breeding pools and are communicated with a circulating water source (5). By means of the system and method, the green ecological circulation is achieved, no chemical medicine is used in the whole system or the whole breeding process, full-food-chain recycling is achieved for waste water and excrement produced during fish breeding, the commercial high-yield breeding that 50,000 kilograms of snakehead and 25,000 kilograms of bass are produced per year can be achieved, grass carp, chub, yellow catch eel and other high value-added aquatic products can be produced, and meanwhile, completely-green organic rice, fish, shrimp, crab and other by-products high in economic value can be produced in paddy fields.

The invention provides a high-speed uplink packet access method comprising the following steps: reporting SI to a Node B by UE in a dispatching request; respectively reporting SNPL aiming at each HSUPA carrier wave in the SI; using a difference value between the total maximum transmitting power of the UE and all uplink carrier wave power which is planned to be used as UPH to report without dividing the UE; using a total data size in a UE buffer area as TEBS to report; using identify labels of logic channels with the highest priority level in logic channels with data to be transmitted of the UE as HLID to report; using a data amount as HLBS to report; and distributing resources by the Node B according to the information reported by the UE. The high-speed uplink packet access method completes the dispatching request and a dynamic dispatching process of multi-carrier HSUPA and realizes the transmission of the multi-carrier HSUPA.

The invention discloses a book crossing system and method based on 'Internet+'. The system comprises a client, a distributed intelligent book exchange cabinet, and a cloud platform formed by a server database and a management module. The client sends book operation information to the cloud platform, and the cloud platform feeds book information in a changed database server to the client according to the book operation information. The management module carries out corresponding management and planning on the book crossing system according to changed book information, and sends the obtained feedback information between a book and a user to the book exchange cabinet. The book exchange cabinet receives the request information from the client and the feedback information of the cloud platform and processes the information, thus the processed information is fed to the cloud platform, and the cloud platform feeds the changed book information to the client according to the feedback information. According to the book crossing system and method, the utilization and management of idle books and the association between people and books can be improved, at the same time the cost is saved, and the interaction between the people and between the people and the books is facilitated.

The invention discloses a trust model-based cloud manufacturing service evaluation and matching method. A trust model-based service combination evaluation method for a cloud manufacturing environmentis proposed, so that the matching between service demands and service resources is realized; a cloud manufacturing service combination sequence is constructed, and a matching degree is quantized by using a service comprehensive trust value, so that the problem of incapability of actually fitting real cloud manufacturing service matching in an existing service evaluation method is solved; a mutualevaluation mechanism is introduced for improving the reliability of a trust relationship of both service parties, the trust relationship of the both service parties in a long-term interactive processis represented with a service satisfaction timeliness function to improve the decision-making timeliness of a cloud platform, and a service satisfaction fluctuation evaluation index also improves thestability and flexibility of the platform; and an improved matrix real-coded genetic evolution algorithm is proposed, a penalty function is introduced for correcting a target function of a fitness value, and evaluation and optimization are performed in combination with policies of a roulette wheel selection method and a local tournament selection method, so that the reliability of cloud manufacturing service combination matching is enhanced.

The invention discloses a phase-change heat transfer type intermediate temperature heat reservoir and an intermediate temperature solar air-conditioning system formed by the phase-change heat transfer type intermediate temperature heat reservoir. The phase-change heat transfer type intermediate temperature heat reservoir is a closed pressure container and comprises a box body, a plurality of ring frames, screens, heat accumulation layers and heat exchanging tubes, wherein the plurality of ring frames are respectively and horizontally fixed on the inner wall at the lower part of the box body, a plurality of screens are respectively arranged on each ring frame, the heat accumulation layers are respectively paved on each sieve screen, each heat accumulation layer is formed by mixing a composite phase-change heat accumulation material and grains of sand, the heat exchanging tubes are arranged in an inner cavity in the upper part of the box body, a tube cavity of each heat exchanging tube is isolated from the inside of the box body and is communicated with the outside of the box body, wherein a heat conducting device flows in the tube cavity, the intermediate temperature heat accumulation device takes water and water vapor as phase-change heat transfer working mediums, and the phase-change heat transfer mediums are directly evaporated or condensed on the surface of the granular composite phase-change heat accumulation material to realize phase-change heat exchange. The phase-change heat transfer type intermediate temperature heat reservoir and the intermediate temperature solar air-conditioning system have the advantages of excellent heat exchange capability, high solar utilization ratio, simple structure, easy manufacture and long service life.

The invention discloses a combined keyboard of electronic product and input method and mobile phone, which is characterized by the following: using the combined keyboard and the input method to hand-held digital code product; setting the combined keyboard as digital or alphabet input keyboard and navigational keyboard; arranging the digital or alphabet input keyboard on the body of the electronic product; arranging the navigational keyboard on touch screen of the electronic product; setting the navigational keyboard as virtual keyboard; adopting the combined keyboard on the mobile phone; judging input need of present interface; starting the binding keyboard of the system; defining three input mode; driving digital or alphabet input keyboard, special key expressed direction control and the navigational keyboard. This invention can augment the space of display screen and can realize single manual manipulation.

Provided are a method and device for inter-screen application interaction of a vehicle-mounted system, a storage medium and a vehicle machine. The vehicle-mounted system includes a plurality of screens. The inter-screen application interaction method includes identifying an operation on a first screen of the plurality of screens to obtain an identification result, the identification result including an operation object, an operation command and an operation direction, the operation direction pointing to a second screen different from the first screen; moving or sharing the operation object tothe second screen according to the operation command. By adopting the technical proposal of the invention, the application interaction between screens of the vehicle-mounted system can be improved, soas to improve the user's use experience of the multi-screen vehicle-mounted system.

The invention discloses an air-conditioning system. The air-conditioning system comprises a compressor with two interdependently compressing cylinders, a reversing unit, an indoor heat exchanger, a first throttling unit, a gas-liquid separator, a second throttling unit and an indoor heat exchanger which are sequentially connected to form a refrigerant circulating loop and is characterized by further comprising a controller, the controller calculates the refrigerant throttling degrees of the first throttling unit and the second throttling unit according to the operating parameters of the air-conditioning system and determines the refrigerant throttling degree of the second throttling unit or the first throttling unit according to the proportion value between the first throttling unit and the second throttling unit. The invention further discloses a control method of the air-conditioning system. The operating energy effect of the air-conditioning system can be ensure, and the air-conditioning system can rapidly meet the operating demand.

The invention belongs to the technical field of a compressor, in particular to a compressor stability expanding system and a compressor mechanism applied to the same. The compressor stability expanding system comprises a sensor, a backflow channel and a controller; the sensor is a vibration sensor or / and a pressure sensor; the backflow channel is provided with an opening and closing switch; the controller is used for receiving the information of the sensor and correspondingly controlling the opening and closing switch to realize the opening and closing operation. The invention also provides the compressor mechanism applied to the compressor stability expanding system; the compressor mechanism comprises a compressor enclosure cover plate; an annular air collection cavity is arranged in the compressor enclosure cover plate in a hollow mode; the annular air collection cavity is provided with air inlets and air outlets; the air inlets penetrate through the plate body of the compressor enclosure cover plate along the axial direction of a compressor wheel axle; the air inlet ports of the air inlets are positioned in the arc surface in the compressor enclosure cover plate; the backflow channel is arranged by being communicated with the annular air collection cavity. The aim that the compressor stability expanding system is more optimized is achieved.

The invention discloses a contract agreement management system. The system is composed of a contract agreement module and a PDF (Portable Document Format) server, wherein the contract agreement module is composed of a word file generator, an input content data storage module, a contract agreement WEB operating page, a contract agreement control generation module, a stamp management module, a header management module, a content template management module, a PDF and word file storage module, a PDF and word file downloader and a database; the contract agreement WEB operating page is used for respectively acquiring a stamp, a content template and header information needed by an appointed contract agreement of an appointed order from the stamp management module, the content template management module and the header management module so as to form a contract agreement WEB display page to be input, and acquiring input content from the input content data storage module to form a contract agreement page; and the contract agreement control generation module comprises a packaged PDF generation module and a module for identifying the stamp, the content template, the input content and the header.

The invention discloses a transparent and environment-friendly underwater consolidated solvent-free epoxy grouting material. The transparent and environment-friendly underwater consolidated solvent-free epoxy grouting material is prepared from a first component and a second component. The weight ratio of the first component to the second component is 100:(0.5-100). The first component is prepared from, by weight, 20-85 parts of epoxy resin, 25-80 parts of reactive diluent and 0.5-5 parts of interfacial modifier. The second component is prepared from, by weight, 10-95 parts of amine curing agent, 0-40 parts of waterproof dispersant and 0-20 parts of accelerant. The invention further discloses a preparation method and application of the transparent and environment-friendly underwater consolidated solvent-free epoxy grouting material. The grouting material is high in strength, good in water plugging and leakage preventing effect, good in waterproof performance and comprehensive mechanical property and low in toxicity, the preparation method is simple, and the application range is wide.

The invention provides a teleoperation vascular interventional operation robot system and method which comprises a lifting portion, a near-end operation portion and a far-end operation portion. The near-end operation portion is arranged on the lifting portion; the far-end operation portion is used for driving the near-end operation portion; the near-end operation portion can move or rotate inside the three-dimensional space. The teleoperation vascular interventional operation robot system and method has the advantages that the structure is compact, the operation mobility is high, and the operation requirement of common clinic interventional operation is met; a mechanical hand is controlled through the far-end operation portion for performing the operation, the operation is flexible and precise, and the interventional operation quality is improved; the mechanical hand is controlled by the far-end operation portion for performing the operation, doctors of an intervention department are liberated from the radial environment, and accumulated radial injures are reduced.

A vascular interventional operation robot main end force feedback device is characterized by comprising a cylindrical magnetic conduction stick, an operation rod, a catheter, a connection buckle internally comprising a bearing, a solid optical-electricity encoder, a hollow optical-electricity encoder, a coil, a spool, a guide rail and a magnet; the working method includes the steps that when the rotating angle is measured, the rotating angle can be measured by rotating the catheter to drive an inner shaft of the hollow optical-electricity encoder to rotate; when axial movement information is ensured, a solid shaft of the solid optical-electricity encoder rotates together with an operation rod through the guide rail so that advancing displacement can be converted into the rotating angle; force feedback of the operation force of a slave operator is achieved on a master operator. The vascular interventional operation robot main end force feedback device has the advantages that the design lays emphasis on real-time feedback of the operation force of operations, the operation force of the slave operator can be directly fed back to the operation hand of a doctor in real time through an operation pipe on the main operator, feedback is visible, and requirements for operation safety and doctor operation are met; the axial information of operation of the doctor is efficiently obtained in an electromagnetic induction mode without adding additional loads.

A method for fast exchanging the batteries of electric car includes such steps as putting the batteries in a movable battery holder with castors, moving the battery holder to predefined position, fixing the battery holder at the position by a fast locking mechanism installed to the battery holder. Its apparatus is also disclosed.

The invention provides a remote automatic cooking system and a remote automatic cooking method. The control device of the system comprises a far distance communication module, a controller and a short distance communication module, wherein the far distance communication module is used for obtaining an execution order of a cooking flow path by a network-side server; the controller is used for forming the execution order of the cooking flow path; the short distance communication module comprises a communication executing transceiver and a communication controlling transceiver, wherein the communication controlling transceiver is used for obtaining the execution order from the far distance communication module by a protocol converting module, or obtaining the execution order from the controller, and the communication executing transceiver and the communication controlling transceiver are used for interacting the execution order in the manner of wireless communication within a set distance range; and the communication executing transceiver is used for controlling an execute component on the cooking device to move according to the execution order. According to the invention, not only the remote control function is realized to meet the operation requirement of users under the environment of networked high-speed development, but also the operation is controlled in cooperation with the mode of short distance wire communication, so that the work safety of the system can be improved, and the the system is convenient to move.

The invention relates to a knocking induction type-based bedridden home barrier-free control system. A pressure transducer and a sound receiver are arranged on a user bed; and the pressure transducer is used to collect a pressure signal and an acceleration transducer is used to collect a knocking signal. Signals of the pressure transducer and the acceleration transducer are converted by a sensor receiver and then are sent to a system master controller; the master controller uses a wireless transmission module arranged inside the system master controller to send a control command to an alarm clock controller and a controlled device access module; the controlled device access module receives the control command and sends the control command to a controlled device accessed to the system to carry out execution; and the alarm clock controller receives the control command from the system master controller and returns an execution signal to the system master controller. According to the invention, the system has advantages of convenient installation, low cost and simple usage; and moreover, operation demands of common equipment in a home environment can be well met, wherein the common equipment includes electric control equipment like an alarm clock, a lamp, an electric fan, an air conditioner, a television set, and a door lock and the like; therefore, an effective solution scheme is provided for improvement of people's life qualities.

The invention relates to a closing and opening spring connecting mechanism. The closing and opening spring connecting mechanism comprises a spring barrel and a compression spring; one end of the compression spring is fixed in the spring barrel, the other end of the compression spring is a free end, a tray is installed on the end face of the free end in an abutting-against mode, a groove wheel is installed in the spring barrel, a chain is arranged in a wheel groove of the groove wheel in a winding mode, the end, extending out of the spring barrel, of the chain is connected to an energy storage connecting lever or an outputting connecting lever, the other end of the chain extends in the compression direction of the compression spring and is connected with a screw through a chain connector, and the other end of the screw penetrates through the tray and is connected with the tray through a screwing nut. Lateral force between an existing tray and an existing spring barrel is avoided; in the motion process, the frictional resistance is small, and the transmission efficiency is high. By means of an adjusting tool, spring pre-compression amount adjusting becomes convenient and rapid, the spring pre-compression amount can be adjusted without taking down the tray and the compression spring, and the work efficiency is improved.

The invention discloses a method for releasing an operation activity webpage. The method includes: building an operation activity management platform, adding a pre-edited business logic calling moduleinto the operation activity management platform, responding to a page creating operation, creating an activity page in the operation activity management platform, responding to an adding operation, adding a to-be-displayed picture, an activity document and a calling interface corresponding to the business logic calling module into the activity page, correlating the activity page with a preset HTML 5 page, and when a releasing instruction is received, generating and releasing an operation activity webpage link according to the activity page and the HTML 5 page which are correlated already. Compared with the prior art, the method has the advantages that the activity page can be set personally without being limited by a template in the prior art, and local application programs of some mobileterminals can be called, so that operation needs of some users can be met.

The invention discloses a playing method and device of videos in web pages. The playing method comprises loading web pages with video web page elements; intercepting scripts playing a first video web page element and setting video playing fast forwarding multiple information; playing the first video web page element by using browser video plug-ins according to the video playing fast forwarding multiple information; intercepting scripts playing a second video web page element, and resetting video playing fast forwarding multiple information; and playing the second video web page element through the browser video plug-ins according to the reset video playing fast forwarding multiple information.