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40results about How to "Adapt to changing needs" patented technology

Measurement and control device connected with double sets of process layer devices in intelligent substation and measurement and control method thereof

The invention discloses a measurement and control device connected with double sets of process layer devices in an intelligent substation and an implementation method thereof. The measurement and control device comprises an intelligent power module, a master management CPU (central processing unit) module, a human-computer interaction module and two I/O (input/output) functional submodules. The master management CPU module collects, processes and then retransmits the data information acquired by the intelligent power module and the I/O functional submodules to a background monitoring and telecontrol device via an Ethernet, and the human-computer interaction module is controlled by human-computer interaction software to display and output the data information; meanwhile, the master management CPU module receives and retransmits control operation commands to the I/O functional submodules or the intelligent power module; and the master management CPU module is controlled by master management CPU software to process two sets of redundant data. By means of flexible software and hardware configuration, the invention can be adapted to the changing requirements of engineering applications, solves the problem on how to simultaneously connect the double configured process layer intelligent devices into an independently configured alternate measurement and control unit, and meets the requirement for the measurement and control device of the intelligent substation.
Owner:NANJING GUODIAN NANZI POWER GRID AUTOMATION CO LTD

Bandwidth control method and communication node

The embodiment of the invention discloses a bandwidth control method and a communication node, belonging to the technical field of communications. The bandwidth control method in the embodiment of the invention comprises the following steps: multipath parallel basic crossed particles are sent to all the downstream branch export units of the local node by an access unit at the upstream of the local node; one-way adjustment signaling is loaded in the multiple parallel basic crossed particles and is used for instructing to adding or deleting basic crossed particles; polling detection is carried out, and normal signaling is sent when the one-way adjustment response states returned by all the downstream branch export units are confirmed to be received; normal signaling is received by the downstream branch export units, one-way adjustment is conducted on corresponding basic crossed particles in the next multipath parallel basic crossed particles; and the one-way bandwidth adjustment is also conducted on the corresponding downstream nodes. In the method of the embodiment of the invention, lossless adjustment of the bandwidth in the OTN (optical transport network) asymmetrical bandwidth bearing system from one point to multiple points is realized, thus meeting the demand of changes of asymmetrical bandwidth business flow.
Owner:韩宝 +2

Mobile payment smart card and control method thereof

The invention discloses a mobile payment smart card. The mobile payment smart card is integrated with a main control communication smart card chip and a financial smart card chip with payment function in an SIP mode, wherein the main control chip is communicated with a mobile phone or other external equipment and performs access control on an affiliated payment smart card chip. The mobile paymentsmart card has contact and non-contact functions, the contact function is controlled by the main control chip, and the non-contact function is controlled by the financial smart card chip. The main control chip is a high-capacity soft mask chip and can support changeful communication application requirements, and the access control of the main control chip on the affiliated payment chip enables the mobile payment smart card to realize STK extension such as financial account information search, aerial earmark and the like by the telecommunication function provided by the main control chip. The affiliated payment chip independent from the main control chip executes the non-contact function, and the mobile payment smart card has higher comprehensive stability due to a parallel processing architecture of the two chips; and the physical independence of the affiliated payment chip ensures that the data has high security of financial level.
Owner:WUHAN TIANYU INFORMATION IND

Continuous beam bridge hierarchical control and bidirectional shock-resistant connecting damping device

ActiveCN107022951AAvoid the adverse effects of a sharp increase in seismic responseControlling Joint StiffnessBridge structural detailsBridge erection/assemblyContinuous beamStructural engineering
The invention relates to a continuous beam bridge hierarchical control and bidirectional shock-resistant connecting damping device. The continuous beam bridge hierarchical control and bidirectional shock-resistant connecting damping device comprises an upper sliding block, a lower sliding block, two or more inversed F-shaped components and a bottom plate; the top end of the upper sliding block is fixedly arranged at the bottom end of a beam body; the lower sliding block is positioned in the lower part of the upper sliding block; the bottom end of the lower sliding block is fixed with the top end of the bottom plate; a friction layer is arranged between the bottom end of the lower sliding block and the top end of the bottom plate. The continuous beam bridge hierarchical control and bidirectional shock-resistant connecting damping device is a novel large-tonnage continuous beam bridge damping device which is simple in structure, economic and durable, and convenient to check and maintain; the continuous beam bridge hierarchical control and bidirectional shock-resistant connecting damping device can provide new design concept and technical thinking for design of a new bridge and strengthening of an old bridge, and is suitable for newly building of the bridge and aseismic strengthening of the old bridge.
Owner:SHIJIAZHUANG TIEDAO UNIV

Universal structure of vehicle battery frame

The invention discloses a universal structure of a vehicle battery frame. The universal structure comprises a middle battery frame and side battery frames fixed to the left side and the right side ofthe middle battery frame. The middle battery frame comprises a rectangular middle battery supporting bracket; each side battery frame comprises a frame side plate and a side battery supporting bracket; a plurality of frame connecting plate structures are fixed on the side surface of the middle battery support bracket at intervals along the length direction; and each frame connecting plate structure comprises a connecting straight plate fixed on the side surfaces of the middle battery supporting brackets, longitudinal fixing supports perpendicular to the connecting straight plates are fixed tothe outer side surfaces of the connecting straight plates, a frame side plate is fixed to each longitudinal fixing support, and the side battery supporting brackets are fixed between the frame side plates located on every two adjacent frame connecting plate structures. The battery frame is constructed on the basis of the connecting plate structures, the structural form of the battery frame is flexible and changeable, the requirement for vehicle deformation can be met, and the battery pack mounting requirements of different vehicle types at different positions are met.
Owner:DONGFENG COMML VEHICLE CO LTD

Front-end automatic regression testing system and method based on picture comparison technology

The invention discloses a front-end automatic regression test system and a method based on a picture comparison technology, and belongs to the technical field of the Internet, and the method comprisesa tested front-end picture comparison step: comparing whether a test picture and a standard reference picture under the same test group meet a first preset condition; if not, further judging whetherthe test picture and the anti-error reference picture meet a second preset condition; if yes, outputting a comparison result of test success, otherwise, outputting a comparison result of test failure,and outputting a test result of the test group according to a plurality of comparison results; wherein the anti-error reference picture comprises a custom feature picture conforming to certain customfeatures, an interference picture generating interference during screenshot and a picture in development in the development process. According to the method, the problems that in traditional front-end automatic testing, the test case preparation workload is large, the adaptive demand change is poor, only forward expected testing can be conducted, a benchmark version is difficult to prepare, and atest scheme cannot well reflect the test service value can be solved.
Owner:付彪

Communication organization method and repeater thereof based on massive node cluster

ActiveCN104580466ASolve the limitation of the number of communication nodesSolve scalabilityStar/tree networksNode clusteringStructure of Management Information
The invention discloses a communication organization method and a repeater thereof based on a massive node cluster. The communication organization method comprises the steps that a framework part of the node cluster is established, and a network topology meeting node number constraint conditions is obtained; the mapping relation between global addresses and local addresses of terminal nodes is obtained through address mapping; a frame structure and a relay protocol are expanded, and the communication organization of the massive node cluster is achieved. The repeater comprises a main controller and an RS485 interface, and the communication repeater further comprises a power source isolation circuit, a signal isolation circuit and a bus biasing circuit. The power source isolation circuit and the signal isolation circuit are used for isolating a power source and signals of the main controller and a power source and signals of the RS485 interface respectively. The bus biasing circuit is used for conducting short circuit and bypass protection on the RS485 interface. The communication organization method and the repeater adapt to the change demands of a network, and the reliability of control over cluster network communication is improved; the purposes of cluster communication and management of embedded equipment are achieved.
Owner:BINHAI IND RES INST OF TIANJIN UNIV CO LTD

Lamp panel hardness detection device for LED illumination lamp production

The invention discloses a lamp panel hardness detection device for LED illumination lamp production. The lamp panel hardness detection device comprises an L-shaped test carrier table; hydraulic cylinders are fixed to the outer wall of the bottom of the L-shaped test carrier table through screws; supporting blocks are fixed at the top ends of extension rods of the hydraulic cylinders through screws; universal wheels are fixed to the outer wall of the bottom end of one side, close to the hydraulic cylinders, of the L-shaped test carrier table through screws; a cavity is formed in the L-shaped test carrier table; a processor is fixed on the inner wall of one side of the L-shaped test carrier table through screws; a storage battery is fixed on the inner wall of the bottom of the L-shaped testcarrier table through screws; a power switch is fixed on the outer wall of one side of the L-shaped test carrier table through screws; a first through hole is formed in the outer wall of one side, close to the processor, of the L-shaped test carrier table; and a lamp panel positioning screw rod is inserted into the first through hole. The device can be flexibly stretched and matched with a test needle fixing plate; and an LED lamp panel is accurately connected with a test power supply, so that the stability and safety of the device are improved.
Owner:张玉锦

Connecting plate structure for constructing battery frame

The invention discloses a connecting plate structure for constructing a battery frame. The structure comprises a connecting straight plate, and a middle frame mounting foundation capable of serving asa middle battery frame mounting foundation and a side frame mounting foundation capable of serving as a side battery frame mounting foundation are respectively arranged on the inner side surface andthe outer side surface of the connecting straight plate. The middle frame mounting foundation comprises a middle frame fixing transverse plate vertically and fixedly connected to the inner side surface of the connecting straight plate, and the side frame mounting foundation comprises a side frame fixing transverse plate vertically and fixedly connected to the outer side surface of the connecting straight plate and a longitudinal fixing support vertically connected to the side frame fixing transverse plate and the outer side surface of the connecting straight plate at the same time. The batteryframe is constructed on the basis of the connecting plate structure, the structural form of the battery frame is flexible and changeable, the requirement for vehicle deformation can be met, and the battery pack mounting requirements of different vehicle types at different positions are met. Main components such as the side plates, the brackets and the bent supporting plates are highly standardized and universalized.
Owner:DONGFENG COMML VEHICLE CO LTD

General structure of a vehicle battery frame

The invention discloses a general structure of a vehicle battery frame, comprising a middle battery frame and side battery frames fixed on the left and right sides of the middle battery frame; the middle battery frame includes a rectangular middle battery support bracket; the side battery frame includes a frame The side plate and the side battery support bracket; the side surface of the middle battery support bracket is fixed with a plurality of frame connection plate structures at intervals along its length direction; the frame connection plate structure includes connections fixed on the side surface of the middle battery support bracket Straight board, the outer surface of the connecting straight board is fixed with a longitudinal fixing bracket perpendicular to it, each longitudinal fixing bracket is fixed with a frame side board, and a side board is fixed between the frame side boards on the two adjacent frame connecting board structures. external battery support bracket. The battery frame is built on the basis of the connecting plate structure. The structure of the battery frame is flexible and changeable, which can adapt to the needs of vehicle variants and meet the battery pack installation requirements of different models in different positions.
Owner:DONGFENG COMML VEHICLE CO LTD
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