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56results about How to "Reduce the difficulty of understanding" patented technology

Municipal drainage pipe network decision evaluation method

The invention provides a municipal drainage pipe network decision evaluation method, which comprises the following steps of building a drainage pipe network model and conducting the model analysis on the basis of online monitoring; auditing a pipe network maintenance plan on the basis of the model analysis; diagnosing the current situation of a pipe network on the basis of the model analysis; and making strategic decision for the pipe network plan on the basis of the model analysis. By utilizing the method, a comprehensive municipal drainage pipe network decision evaluation method based on a global information system (GIS) technology, a monitoring technology and a model technology is provided, and effective integration of multiple technologies is realized, so that the decision evaluation process not only has a professional calculation and analysis function provided by the drainage pipe network model, but also has a direct display and space analysis capacity by utilizing the GIS technology and utilizes the monitored data to improve the model accuracy and confidence, so that the defects that the traditional decision analysis result is difficult to read, the evaluation mean is simple, the accuracy of the model is difficult to guarantee and the like can be overcome, and the decision evaluation level of the drainage pipe network can be greatly improved.
Owner:北京清控人居环境研究院有限公司

Environmental status time-space model generation method and system based on digital measurable images

The invention discloses an environmental status time-space model generation method and system based on digital measurable images. The method includes: conducting collection through a mobile carrier platform and simultaneously obtaining the environmental parameters and the digital measurable images of a real scenario in each collection position; building a time-space model of the real scenario through the digital measurable images; building a time-space sequence index through exterior orientation elements of the digital measurable images and the collection time, measuring the terrain key points of the scenario according to the digital measurable images and constituting a scenario rough model through the terrain key points; and organizing the environmental parameters according to the built time-space model, adding the marked result to the time-space model by a recording user through the marked pollution feature points and corresponding evaluation information by the digital measurable images, and obtaining outputting and displaying the environmental status time-space model of the real scenario. According to the environmental status time-space model generation method and system, the digital measurable images are regarded as a special environmental parameter used for building the environmental status time-space model, and the measurability of the digital measurable images is fully utilized.
Owner:测绘遥感信息工程国家重点实验室深圳研发中心

Numerical control cutting bed movement control method based on offset amount NURBS (Non Uniform Rational B Spline) curve

A numerical control cutting bed movement control method based on offset amount NURBS (Non Uniform Rational B Spline) curve is as follows: a data read-in module reads in leather processing path control point information and offset amount of curve rail required to be adjusted, an interpolation module calculates node vector according to read-in information points; a distance amount calculated by taking particular values for a primary function and a weight factor is calculated according to the node vector; deformation reconstruction of NURBS rational fraction is performed according to the offset amount and the distance amount, and the weight factor is replaced by the offset amount; according to the reconstructed NURBS rational fraction, the whole path is divided into sections; then the running time of each section is calculated, the variable quantity of U value can be obtained; an interpolation point can be obtained according to the variable quantity of the U value, and the interpolation control module outputs the interpolation point to a mechanical motion module to control a cutter to machine a workpiece. Through the way, a spline method is used for interpolation, the weight factor is replaced by the offset amount, and the disadvantages that a current leather cutting bed is incapable of high precision machining of a free - type path, the processed path cannot be simply adjusted, and NURBS method interpolation parameters are difficult to understand can be overcome.
Owner:中船重工奥蓝托无锡软件技术有限公司

Intelligent visualization system and method for constructional engineering construction standard atlas based on Unity 3D

The invention discloses an intelligent visualization system and method for a constructional engineering construction standard atlas based on Unity 3D. The invention belongs to the field of intelligentbuildings, the technical problem to be solved by the invention is how to convert a traditional 2D paper standard specification atlas into a building engineering construction standard atlas which is three-dimensional, visual, intelligent, interactive and easy to learn. According to the technical scheme, the system comprises a three-dimensional visualization unit and an intelligent interaction unit. According to the method, equal-proportion reduction modeling is carried out on the content described by a planar construction drawing set by utilizing a BIM technology, and colors of different 3D components forming the model are designed and distinguished by referring to a real object; importing the model into a Unity 3D engine, packaging the model into an APK, and exporting the APK to a mobileterminal screen for display, thereby realizing visualization of a construction standard atlas; a UI interface is designed on the basis of a visual interface, free control over the model based on a touch control mobile terminal screen is achieved, and meanwhile ternary information linkage intelligent teaching is achieved based on a touch control screen.
Owner:THE FIRST COMPARY OF CHINA EIGHTH ENG BUREAU LTD

High-rise building SHM system based on LORA + BIM technology

The invention discloses a high-rise building SHM system based on the LORA + BIM technology, and belongs to the technical field of intelligent buildings. The system comprises a LoRa data acquisition and transmission subsystem, a data processing subsystem and a BIM visual evaluation analysis subsystem; the LoRa data acquisition and transmission subsystem comprises a plurality of sensors, a plurality of LoRa terminals and a LoRa gateway; LoRa terminal nodes send acquired signals to the LoRa gateway through a LoRaWAN network, the LoRa gateway sends the data to a network server through a wireless 4G network, the sensors are connected with the LoRa terminals through serial ports, and the plurality of LoRa terminals correspond to one LoRa gateway to form a star-shaped networking mode. According to the invention, wireless data acquisition, data management and monitoring information visualization analysis are integrated to realize high-rise building SHM monitoring, and a certain significance is provided for expanding the application of the LoRa technology in the SHM field. BIM secondary development modeling is combined with structural model analysis, an information database storage and visualization method is researched, and a thought is provided for high-rise building monitoring information management.
Owner:LANZHOU INST OF TECH

Message processing method and device based on articulated naturality web

ActiveCN110557319ARealize sendingIncrease configuration complexityNetworks interconnectionLogic complexityGNU/Linux
The invention provides a message processing method and device based on articulated naturality web. The method includes: when an Internet message needs to be sent to the articulated naturality web, determining an articulated naturality web tunnel virtual interface based on the kernel protocol stack of the articulated naturality web modem; calling a packet sending function corresponding to the articulated naturality web tunnel virtual interface; converting the Internet message into an articulated naturality web message based on the packet sending function; and calling the packet sending functionof the kernel mode to send the articulated naturality web message through the articulated naturality web physical interface of the articulated naturality web modem. According to the invention, a vlaninterface is not needed; an articulated naturality web tunnel virtual interface compatible with the processing logic of the linux system is created in advance; therefore, the Internet message can beconverted into the articulated naturality web message by using the packet sending function corresponding to the articulated naturality web tunnel virtual interface, the linux system and the vlan interface are not associated, the configuration complexity and the processing logic complexity are reduced, the understanding difficulty of a computer and technicians on the logic of the technology is reduced, and later research, development, updating, maintenance and other work are facilitated.
Owner:海南视联通信技术有限公司

Vehicle-mounted electronic device

The invention relates to a vehicle-mounted electronic device. Vehicle operating state data are obtained from a vehicle OBD interface through a chassis, mapped into corresponding control parameters, and then transmitted to a display unit; after the control parameters are received, the display unit carries out corresponding dynamic display according to the control parameters. Compared with the prior art that the vehicle operating state data are displayed only through a screen, the vehicle-mounted electronic device has the advantages that the vehicle operating state data are mapped into the corresponding control parameters to drive the display unit, therefore, display effects of the display unit can change in real time according to different vehicle conditions, display methods are more vivid and visual, and driving experience of drivers can be improved beneficially. In addition, the vehicle-mounted electronic device is divided into two detachable independent parts, namely, the chassis and the display unit, fixing and electrical connection between the chassis and the display unit are achieved through a USB female connector and a USB male connector, and replacement operation of the display unit can be completed just through simple hot plugging.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI

Simulation model for visually displaying archimedes law

The invention relates to the technical field of teaching instruments, and discloses a simulation model for visually displaying the archimedes law. The simulation model comprises an experimental cylinder, wherein a spring seat is fixedly mounted at the bottom of the inner cavity of the experimental cylinder; a telescopic sleeve which is positioned in the inner cavity of the experimental cylinder is fixedly mounted at the top of the spring seat; a reciprocation spring which is positioned at the top of the spring seat is fixedly mounted on the inner side of the telescopic sleeve; a connecting plate is fixedly mounted at the top of the reciprocation spring; an arrow is fixedly mounted on the right side of the connecting plate; a fixing ring is fixedly mounted at the top of the connecting plate; a hanging hole is formed in the inner cavity of the fixing ring; a hook is movably mounted inside the hanging hole; a connecting rope is fixedly mounted at the top of the hook; a buoyancy ball is fixedly mounted at the top of the connecting rope. By adopting the simulation model for visually displaying the archimedes law, the volume of a liquid flowing out from the experimental cylinder can be visually observed by a learner conveniently, the experiment can be relatively easily understood, and the archimedes law can be relatively easily explained clearly.
Owner:侯世泽

Verification component generation method and device, storage medium and verification platform

The embodiment of the invention discloses a verification component generation method and device, a storage medium and a verification platform, and belongs to the technical field of testing. The methodcomprises the steps of acquiring a register description table corresponding to a tested device, the register description table comprising configuration information of all registers in the tested device, the configuration information being used for generating configuration values of all the registers, and the configuration values being determined according to tested functions of the tested device;obtaining a preset verification component template; and filling the verification component template with the configuration information in the register description table to obtain a verification component, the verification component being used for verifying the tested function in the tested device. According to the embodiment of the invention, the understanding difficulty of the configuration information can be reduced, the accuracy of the configuration information is convenient to check, and whether the configuration information is missed or repeated is also convenient to check; and the generation efficiency and accuracy of the verification component can also be improved.
Owner:NANJING SEMIDRIVE TECH CO LTD

Message sending method and device, electronic equipment and storage medium

The invention relates to a message sending method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining message configuration information which comprises activity information and message sending template information; determining message receiving object information based on the message configuration information; determining a language type used by the message receiving object; and sending a message to the message receiving object based on the message receiving object information, the language type used by the message receiving object and the message configuration information, the message being written in the language type used by the message receiving object. By adopting the technical scheme provided by the embodiment of the invention, an operator does not need to perceive a user, so that the working efficiency of the operator can be improved; developers do not need to write different scripts for different activities, and the productivity of the developers can be liberated. Message contents received by a message receiving object are compiled in a conventional language type, so that the understanding difficulty of a user can be reduced, and the satisfaction degree of the user can be improved.
Owner:BEIJING BYTEDANCE NETWORK TECH CO LTD

Control structure of a shifting fork

PendingCN108644379AComply with lightweight designAccurate selection and shiftingControlled membersGearing controlRadial positionMechanical engineering
The invention provides a control structure of a shifting fork. The control structure of the shifting fork is capable of ensuring the selecting and shifting accuracy of the whole structure, and is small in radial range and facilitates the reasonable arrangement of a gearbox. The control structure of the shifting fork comprises a shifting fork shaft, an interlocking device and a plurality of shifting forks, wherein the input connecting parts of the plurality of shifting forks correspondingly sleeve the shifting fork shaft; shifting fork slot plates which are arranged along the axial length are correspondingly mounted at the input connecting parts of the shifting forks; the shifting fork slot plates are arranged at different radial positions on the shifting fork shaft; each shifting fork slotplate is provided with a shifting fork concave slot at a position corresponding to the axial length of the shifting fork shaft; the interlocking sleeve sleeves a corresponding area in the shifting fork concave slots; the interlocking device comprises an annular boss which is used for locking the corresponding shifting fork slot plate by clamping the shifting fork groove; and the interlocking device further comprises an opening slot which is formed in the surface, and a guide sunken groove which is formed in the inner wall of the through hole.
Owner:SUZHOU DONGFENG FINEBLANKING ENG

Bridge construction monitoring visualization system based on Revit software

The invention relates to a bridge construction monitoring visualization system based on Revit software, and the bridge construction monitoring visualization system comprises a monitoring information query module which is used for providing query of sensor test data and main beam segment elevation actual measurement data; a monitoring data display module which is used for providing chart visualization for the bridge construction monitoring data; a stress monitoring cooperation module which is used for directly displaying error states of actually measured stress and theoretical stress of the sensor in different construction stages and under different construction working conditions in the BIM; a linear monitoring cooperation module which is used for generating a main beam BIM model consistent with the actual construction line shape in different construction stages; and a monitoring data exporting module which is used for exporting the bridge construction monitoring data stored in the database in an Excel format. According to the bridge construction monitoring visualization system, the three-dimensional digital visualization and parameterization characteristics of the BIM are combined, so that the construction visibility can be effectively improved, and the understanding difficulty of bridge construction monitoring data is reduced.
Owner:NANJING FORESTRY UNIV
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