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32results about How to "Help optimize" patented technology

Method for measuring powder body material electric conductivity and electric conductivity measuring apparatus suitable for the method

The invention provides a method for measuring the conductivity of the powder material. The method comprises the following steps: (a) keeping the powder material to be measured in a cylinder shape and applying a certain pressure P to the powder material until the shape of the cylinder powder body can be kept stable; (b) measuring the length L, the cross-sectional area S and the resistance R of thecylinder powder body; and (c) calculating the conductivity of powder material based on the formula that Sigma is equal to L divide (R multiply S). The invention further provides a device for measuring the conductivity, which comprises a powder container, two conductive pistons, a pressure device, and a resistance measuring device. By adopting the method and the device, the conductivity of the powder material to be measured in a pressurized state can be measured, thereby the conductivity of the powder material to be measured in an operating pressure can be quantitatively provided. The relationship of the conductivity of the powder material to be measured varying with the pressure P can be obtained through changing the pressure value of the powder material to be measured and measuring the conductivity thereof. The method facilitates the selection of the electrode material, the optimization of the electrode material formulation and the integrated design of the battery system.
Owner:SHENZHEN BAK POWER BATTERY CO LTD

Data acquiring and positioning monitoring system for quick urgent repair of power grid

InactiveCN104217305AAchieve approximate positioningExtended Spatial Analysis CapabilitiesResourcesInformation technology support systemData acquisitionSwitchgear
The invention discloses a data acquiring and positioning monitoring system for quick urgent repair of a power grid. The system comprises a data transmission unit, a data acquiring unit, a data monitoring unit, a data positioning unit and a data terminal device, wherein the data acquiring unit, the data monitoring unit, the data positioning unit and the data terminal device are connected with the data transmission unit; the data acquiring unit comprises a digital ammeter and a data acquiring device; the data monitoring unit comprises a plurality of independent GIS (Gas Insulated Switchgear) platform, and a plurality of early-warning modules which are on the basis of the GIS platforms; the data positioning unit comprises a positioning module and an addressing module; the data transmission unit comprises a multi-way input/output wireless communication platform. According to the data acquiring and positioning monitoring system for the quick urgent repair of the power grid, the principles of intensive controlling and addressing positioning are utilized to realize the acquiring monitoring before a fault and the quick looking up of a fault point, which is beneficial to quickly create a fault processing and analyzing report, and therefore, an urgent repair worker can quickly determine and implement.
Owner:STATE GRID HENAN ELECTRIC ZHOUKOU POWER SUPPLY

Silent automatic networking method based on communication network of master node and slave nodes

The invention discloses a silent automatic networking method based on a communication network of a mater node and slave nodes. The master node and the slave nodes can monitor information in the communication network, analyze and record other surrounding slave nodes sending network access requests and record the nodes as neighbor nodes. When one slave node which does not have access to the network detects that a surrounding communication network receives no information for a period of time and then judges that the surrounding communication network is under a silent state, the node selects a time point randomly to carry an address of the node itself to request to have access to the network, the main node sequentially confirms network access in a point-to-point mode with the slave nodes which can be monitored by the main node and request to have access to the network, the main node sequentially communicates with the slave nodes which have access to the network in a point-to-point mode to obtain the neighbor node which is record and stored by the main node, if the neighbor node does not have access to the network, then the main node tries to communicate with the neighbor node to carry out network access confirmation, and the preceding procedures are repeated until network access confirmation of all the neighbor nodes of the nodes is completed. Communication addresses of the slave nodes do not need to be recorded, automatic networking can be achieved, and the method is efficient and easy to achieve.
Owner:WILLFAR INFORMATION TECH CO LTD

Mesoporous activated carbon/titanium dioxide photocatalyst for degrading colored sewage and preparation method and application thereof

The invention discloses a mesoporous activated carbon / titanium dioxide photocatalyst for degrading colored sewage and a preparation method and application thereof and belongs to the techcnial field of colored sewage degrading photocatalysts. The photocatalyst is obtained through activated carbon pretreatment, sol liquid preparation, photocatalyst preparation and the like. A mesoporous pore structure facilitates improvement of absorption effect and degradation efficiency of the photocatalysis process. The recovery problem of the titanium dioxide photocatalyst is solved by adopting the method, and the photocatalytic efficiency of the photocatalyst is improved. The preparation method researching biomass AC / TiO2 is conductive to photocatalyst optimization and makes the photocatalyst adapt to practical application. By applying a research result to actual life for production, life and environment protection, economical efficiency and construction of environmentally friendly society are improved to the most degree. The researched photocatalytic performance influence on the specific surface, calcination temperature and catalyst usage amount can provide valuable experience for production, life and follow-up research.
Owner:SOUTH CHINA AGRI UNIV

Method for representing style characteristics of tobacco by adopting characteristic indexes

The invention relates to a method for representing style characteristics of tobacco by adopting characteristic indexes. The method comprises the steps that the characteristic chemical indexes of the tobacco are sifted and selected, the corresponding style characteristic indexes TQ of the tobacco are calculated, and the style characteristics of rhyme fragrance of raw materials of the tobacco are reflected through the TQ indexes; according to the computation of the TQ indexes, factors and related factor weight closely related to typical fresh scent tobacco are adopted, wherein the computational formula is: a TQ value=sigma(positive correlation factors*weight factors)/sigma(negative correlation factors* weight factors); the positive correlation factors are the indexes of the content higher than the other types of tobacco in the typical fresh scent tobacco, and the negative correlation factors are the indexes of the content lower than the other types of tobacco in the typical fresh scent tobacco; the typical fresh scent tobacco is tobacco Honghuadajinyuan; after the principal components of the tobacco is analyzed, the percentages of the characteristic values of all the principal components accounting for variance are the weight factors of the indexes closely related to the principal components; the larger the TQ value is, the more obvious the style characteristics of fresh scent are. The method has positive and important effects on scientifically identifying the style characteristics of the tobacco and effectively improving the use rate of the raw materials of the tobacco.
Owner:YUNNAN REASCEND TOBACCO TECH GRP +1

A flexible passive foot system based on bionics

ActiveCN109018061ACompact structureWith toe jointsVehiclesCushioningHigh energy
The invention relates to a flexible passive foot system based on bionics, comprising a flexible toe joint and a lateral cushioning shock absorbing layer, which enables the foot to have the functions of stable support, cushioning shock absorbing and energy storage. The flexibility of the toe joint is provided by a compression spring parallel to the sole of the foot, and the toe portion is connectedto the sole of the foot by a crank linkage mechanism. The shock-absorbing springs are symmetrically distributed in the upper and lower layers of the foot, which is helpful to enhance the stability ofthe robot when walking on uneven ground, and can effectively eliminate the impact of the ground on the foot when walking. The invention realizes the degree of freedom of flexion and extension of thetoe joint and the lateral passive degree of freedom of the foot through the compression and extension functions of the compression spring, and simultaneously utilizes the energy storage characteristics of the spring to enable the foot to have the functions of cushioning, shock absorption and energy saving, so that the walking stability of the robot can be improved and the energy loss can be reduced. Compared with the foot structure of the traditional robot, the invention has the advantages of good imitation of human nature, high walking stability, high energy efficiency, compact structure andgood adaptability.
Owner:WUHAN UNIV

Method for measuring powder body material electric conductivity and electric conductivity measuring apparatus suitable for the method

The invention provides a method for measuring the conductivity of the powder material. The method comprises the following steps: (a) keeping the powder material to be measured in a cylinder shape and applying a certain pressure P to the powder material until the shape of the cylinder powder body can be kept stable; (b) measuring the length L, the cross-sectional area S and the resistance R of thecylinder powder body; and (c) calculating the conductivity of powder material based on the formula that Sigma is equal to L divide (R multiply S). The invention further provides a device for measuring the conductivity, which comprises a powder container, two conductive pistons, a pressure device, and a resistance measuring device. By adopting the method and the device, the conductivity of the powder material to be measured in a pressurized state can be measured, thereby the conductivity of the powder material to be measured in an operating pressure can be quantitatively provided. The relationship of the conductivity of the powder material to be measured varying with the pressure P can be obtained through changing the pressure value of the powder material to be measured and measuring the conductivity thereof. The method facilitates the selection of the electrode material, the optimization of the electrode material formulation and the integrated design of the battery system.
Owner:SHENZHEN BAK POWER BATTERY CO LTD

Calibration method and system for current density over-standard region of integrated circuit layout

The invention discloses an integrated circuit layout current density exceeding area calibration method and system, and belongs to the technical field of integrated circuit electromagnetic field analysis, and the method comprises the steps: carrying out the mesh generation of an integrated circuit layout, employing an electromagnetic field numerical calculation method, and calculating the current density of a mesh unit in each layer of layout; based on the current density of the grid units in each layer of layout, identifying the grid units with the current density exceeding the standard; and identifying connected grid cells by adopting a neighbor search method based on the identified grid cells with the current density exceeding the standard to form connected grid cell regions, and setting edges corresponding to the grid cells without neighbor grid cells as boundaries of the connected grid cell regions for each connected grid cell region. The current density calibration method solves the problems that when the layout shape of the integrated circuit is complex, a traditional current density calibration method is not effective any more, and a current density exceeding area cannot be accurately calibrated, and is beneficial to optimization and rectification of the layout of the large-scale integrated circuit.
Owner:北京智芯仿真科技有限公司

Processing method of Abis interface signaling

The invention provides processing method and device of Abis interface signaling. The method comprises the following steps of: establishing a node after receiving a channel request message through a public control channel and then constructing a first key value according to the channel request message; receiving an instant appointing signaling message through the public control channel, determining a first channel activation message and a first channel activation confirming message received by an independent special control channel according to the channel number of the carried independent special control channel, configuring the first key value through the message to obtain a second key value, and then associating the message transmitted on the independent special control channel to the node; receiving an appointing message through the independent special control channel, determining a second channel activation message and a second channel activation confirming message received by a business channel according to the channel number of the carried business channel, configuring the second key value according to the message to obtain a third key value, and then associating the messagetransmitted on the business channel and appointed by the appointing message to the node. The invention can realize the accurate positioning of failures and is beneficial for the optimization of network performance.
Owner:ZTE CORP

Data sheet analyzing and processing method and device

ActiveCN106991101AOptimizing cost assessment methodsReasonable assessmentRelational databasesResourcesExternal dataData model
The invention provides a data sheet analyzing and processing method and device. The data sheets comprise a common data sheet on a data common layer and an external data sheet on a non data common layer. The data sheet analyzing and processing method comprises calculating the processing cost data of a common data sheet on a data common layer; determining a common data sheet which the external data sheet of the non data common layer depends on; and calculating the usage cost data of the external data sheet on the basis of the processing cost data of the common data sheet. Thus, when the cost of each common data sheet on the data common layer is evaluated, self storage and computational consumption of the current data sheet are not individually considered, several upstream data sheets and brother data sheets of the data sheet are comprehensively considered, and therefore the processing cost of the common data sheet can be evaluated reasonably and accurately, the quality of the data model construction of the data common layer can be reflected, and decision support can be provided for optimization and operation of the data common layer model.
Owner:ZHEJIANG TMALL TECH CO LTD

E-commerce site promotion configuration method and device, equipment, medium and product

The invention discloses an e-commerce site promotion configuration method and device, equipment, a medium and a product. The method comprises the steps that a search text is constructed according to product words and attribute words of a commodity title in a commodity display page; obtaining statistical data matched with the search text, wherein the statistical data comprises a plurality of candidate long-tail words and historical search statistical indexes thereof; according to the statistical index, determining a unique candidate long-tail word which is semantically matched with the commodity title as a target long-tail word; and configuring the target long tail word into a page title of the commodity display page. According to the method, the long-tail keywords can be determined based on the commodity titles corresponding to the commodity display pages, the long-tail keywords are automatically configured as the page titles of the commodity display pages, search engine keyword optimization is achieved, the effect that search ranking is in the top is exerted through massive long-tail keywords of single commodity display pages by means of the long-tail effect, and the search efficiency is improved. And the effect of improving the search engine drainage capability of the whole station of the independent station of the e-commerce platform is achieved.
Owner:广州欢聚时代信息科技有限公司

A Method for Analyzing Polarization Aberration of Off-Axis Freeform Surface Optical System

An off-axis free-form surface optical system polarization aberration analysis method belongs to the field of optical system polarization characteristic analysis technology. In order to solve the problem that the existing polarization aberration analysis method cannot comprehensively evaluate the non-axisymmetric system with free-form surface, the method Establish a free-form surface polarization ray tracing model; obtain the phase aberration of the system through Pauli decomposition; obtain the two-way attenuation of the system through singular value decomposition; obtain the phase delay of the system through singular value decomposition; add a free-form surface; repeat steps 1 to 4 , get the phase aberration, two-way attenuation and phase delay of the off-axis free-form surface optical system, and make the difference with such aberrations of the off-axis system without free-form surface, and obtain the polarization image of the free-form surface on the off-axis optical system The impact of the difference; adjust the Zernike coefficient characterizing the free-form surface to obtain the influence of the free-form surface on the distribution of the overall polarization characteristics of the system. Integrating scalar aberration into vector aberration for overall analysis helps system optimization.
Owner:CHANGCHUN UNIV OF SCI & TECH

Hierarchical Networking Method Based on Master-Slave Node Communication Network

The invention discloses a layered networking method based on a master-slave node communication network. The method comprises the steps that a master node sends a broadcast command calling a certain level of slave nodes to be connected to the network and actively delays time to wait for the slave nodes to apply for being connected to the network; all the slave nodes which receive the network connection command and are not connected to the network randomly select a certain time and carry self addresses to actively send network connection request commands to the communication network; after waiting is over, the master node sequentially performs point-to-point network connection determination on the neighbor nodes applying for network connection of the slave nodes within the period of time, and the master node distributes levels to the slave nodes; the master node performs point-to-point communication with the slave nodes which are already connected to the network and obtains the neighbor node information recorded and saved by the slave nodes; if the neighbor nodes are not connected to the network, the master node performs the network connection determination on the neighbor nodes and distributes the levels to the neighbor nodes; the steps are repeated until the neighbor nodes of all the slave nodes are all connected to the network. According to the layered networking method based on the master-slave node communication network, manual intervention is reduced, and the intellectualization and the communication success rate of the communication network are improved.
Owner:WILLFAR INFORMATION TECH CO LTD
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