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149results about How to "Implement dynamic loading" patented technology

End face torsion frictional wear testing machine and method

The invention discloses an end face torsion frictional wear testing machine and an end face torsion frictional wear testing method. The testing machine comprises a transmission device and a pressure loading device, wherein the transmission device comprises a servo motor, a speed reducer, an eccentric wheel and a connecting rod; and the pressure loading device comprises a force sensor, a thrust ball bearing, a fixing piece, a spindle, a turntable, a turntable connecting rod, a tray, a torque sensor, a lifting shaft, a sliding sleeve and a hydraulic cylinder. A test piece is axially pressurized through the hydraulic cylinder, a connecting rod transmission mechanism drives the test piece to perform frictional torsion, a frictional torque value is measured through the torque sensor, and a positive pressure value is measured through the force sensor so as to obtain a friction coefficient. An end-face contact torsion frictional wear test under different working conditions can be simulated by setting different positive pressures, torsion frequencies and the like, and the frictional torque is accurately measured; and the loading is stable and accurate, the impact is low, and dynamic loading can be realized. Moreover, the machine is simple in structure, convenient to operate and good in testing effect.
Owner:CHINA UNIV OF MINING & TECH

Organizational structure data processing method and device, computer equipment and storage medium

The invention discloses an organizational structure data processing method and device, computer equipment and a storage medium. The method comprises the following steps: if an organization structure display request sent by a client is received, obtaining identification information and a request level of a user; Obtaining an authority range of the user from an authority database according to the identification information; Obtaining organization nodes corresponding to the same level between the permission level and the request level from organization nodes contained in a pre-stored organizationarchitecture graph, and generating a display architecture graph according to the obtained organization nodes; Sending the display architecture diagram to the client; If a display request of the target node sent by the client is received, obtaining organization data bound with the target node, and screening out target data corresponding to the permission data type from the obtained organization data; And sending the target data to the client. According to the technical scheme provided by the invention, the security of the organizational structure data is improved, dynamic loading according todisplay requirements is realized, and the loading efficiency is improved.
Owner:PING AN TECH (SHENZHEN) CO LTD

Water lubrication rubber bearing performance test stand and test method thereof

The invention discloses a water lubrication rubber bearing performance test stand and a test method thereof. The test stand consists of five portions. A driving portion comprises a variable-frequencymotor, a coupler, a driving shaft, a front supporting bearing and a rear supporting bearing which are successively connected with one another; a water lubrication rubber bearing portion comprises a water lubrication rubber bearing and an outer bearing sleeve, and the bearing sleeve is connected with an outer supporting framework by virtue of a three-shaft force sensor; a loading portion comprisesa supporting framework arranged on a guide rail, as well as a rocker bar mechanism and a shock excitation motor with an eccentric wheel which are connected with the supporting framework in sequence; acontrol test portion comprises a control cabinet, a sensor, a current collection ring, a data acquisition system and the like; and an auxiliary portion comprises a circulating water system, a sealingapparatus, a supporting seat and the like. The driving shaft rotates in the water lubrication rubber bearing, and the static or dynamic loading for the water lubrication rubber bearing can be realized by virtue of the loading system. The water lubrication rubber bearing performance test stand can be used for testing the performance of the water lubrication rubber bearing and is high in interference resistance.
Owner:XIAN UNIV OF SCI & TECH

Malicious code analysis method and system under Linux platform

ActiveCN104102878AImplement dynamic loadingAccurate and useful monitoring informationPlatform integrity maintainanceVirtual file systemGNU/Linux
The invention provides a malicious code analysis method and system under a Linux platform. According to the method and the system provided by the invention, dynamic loading can be realized by using an LKM (Loadable Kernel Module) technology, a position of intercepting system call is positioned between a VFS (Virtual File system) layer and a detailed file system so as to acquire more information related to file operation and provide more accurate and useful monitoring information. The system call can be intercepted without the need of correcting a system call table, so that the potential safety hazards brought by the traditional method of correcting the system call table are avoided; a shared memory mechanism is adopted to increase the communication speed of a kernel module and a user progress, and the data volume of communication transmission; key files and progresses needing to be monitored are selected by a user so as to improve the usability, the flexibility and the high efficiency of the system, and the demands of the user on malicious code analysis are well met; the selected malicious code progresses and a plurality of important key files are monitored so as to avoid great performance loss of the system and improve the operation speed of the analysis system.
Owner:INST OF COMPUTING TECH CHINESE ACAD OF SCI

Geographic spatial information application system and implement method thereof based on microkernel technology

The invention discloses a geographic spatial information application system and an implement method thereof based on microkernel technology. The method creates a resource loading server by the microkernel technology. The method comprises the following steps that (1) the resource loading sever obtains a function service demand listing; (2) a resource loading supervisor confirms the function service demand listing and calls a function resolver to form a function module demand listing; (3) a listing counter of the resource loading supervisor checks resource allocation files, calls corresponding function modules and renews function module state labels; (4) a function combiner of the resource loading supervisor uniformly packages function serving modules as a function plug-in, wherein the function plug-in is used for responding calls of a client software, the function combiner generates function module labels, and the function labels and the function plug-in are returned to the client software together; (5) the client software calls the function plug-in. The method creates managing and automatic loading of atom granularity function modules and achieves efficient dispatch and ordering management of function resource, wherein the method bases on the microkernel technology.
Owner:武汉中地数码科技有限公司 +2

Piezoelectric driving type low-temperature in-situ high-frequency reciprocating fretting friction and wear test platform

The invention relates to a piezoelectric driving type low-temperature in-situ high-frequency reciprocating fretting friction and wear test platform and belongs to the field of precision in-situ testing. A test pressure loading unit is powered by a precision servo motor. A two-stage worm gear reduction mechanism is cooperated with a screw nut pair so as to perform precise pressure loading. A high-frequency reciprocating unit is arranged on the lower side, an advanced piezoelectric ceramic drive technology is adopted, and an independently designed flexible hinge is cooperated to output high-frequency fretting displacement; a low-temperature precision clamping unit is accurately clamped by upper and lower fixtures and is low-temperature loaded by a liquid nitrogen pipe in the lower fixture; adata acquisition unit comprises a tension sensor, a pressure sensor, and a dual-colorimetric infrared thermometer. The piezoelectric driving type low-temperature in-situ high-frequency reciprocatingfretting friction and wear test platform in the invention has the advantages of reliable principle, compact size, compact structure and high frequency, and has good compatibility with a microscopic imaging system with an open space structure such as a mainstream optical microscope, a Raman spectrometer and an X-ray diffractometer.
Owner:JILIN UNIV

Dynamic loading method, dynamic loading device, and dynamic loading system used for distributed container

The invention provides a dynamic loading method used for a distributed container. The dynamic loading method comprises steps that a message aiming at predetermined service is received, and comprises an operation code field, which is used to indicate that the message is a service updating message or a service requesting message; the message is forwarded to a logic container according to the predetermined service, and the logic container comprises a logic component used for the predetermined service; when the message is the service updating message according to the operation code, the logic container is used to execute logic updating operation, and when the message is the update requesting message according to the operation code, the logic container is used to execute the loading of the logic component used for the predetermined service. According to the technical scheme, by focusing on logic separation after logic changing, and the logic after the change is packaged by a message mechanism, and therefore the smooth changing of the business logic is completed, the dynamic loading is realized, effects such as uninterrupted service and multi-version parallel operation are achieved, and then a user can use the service provided by a product smoothly.
Owner:SHANGHAI XIAOI ROBOT TECH CO LTD

Method capable of dynamically loading different terminal exchange chip drives

The invention provides a method capable of dynamically loading different terminal exchange chip drives. The method comprises the following steps: supporting the property of a dynamically loadable inner kernel mode driving module by using an embedded operation system platform, packing a terminal exchange chip drive to the inner kernel mode driving module, driving a calling interface in a control software at an ethernet over cable (EoC) head terminal by adopting an abstract terminal exchange chip; and flexibly matching the corresponding actual driving calling interface according to the current connected EoC terminal type under the EoC head terminal and dynamically loading the required exchange chip driving module to realize the control and the management of the EoC terminal. By adopting the invention, the dynamic loading of different types of terminal exchange chip drives can be realized, the separation of a control software code and a terminal exchange chip drive code of the EoC head terminal is realized; and simultaneously, the terminal exchange chip drive is selectively put on the local place or on a remote drive loading server; therefore the problem of the large control software caused by supporting multiple types of exchange chip drives is resolved.
Owner:SHANGHAI BROADBAND TECH

Android application security monitoring method based on plug-in loading and storage medium

The invention provides an Android application security monitoring method based on plug-in loading and a storage medium. The method comprises: a plug-in base class is defined and detected; constructinga detection plug-in library by inheriting the detection plug-in base class, and storing the detection plug-in library locally; updating the local detection plug-in library according to the latest detection plug-in list obtained from the cloud server at regular time; obtaining related information parameters of the apk file of the to-be-detected application, organizing the related information parameters into an information dictionary format, and storing the information dictionary format; dynamically loading all plug-ins in the detection plug-in library; introducing related information parameters of an information dictionary format; and sequentially executing the loaded plug-ins. The method has the function of detecting automatic updating of the plug-in, the latest security holes can be detected timely and accurately, and the detection rate is increased. In addition, the efficiency and the collaboration of plug-in iterative development and maintenance can be remarkably improved by defining and detecting the plug-in base class, and therefore efficient comprehensive safety detection can be conducted on the Android application.
Owner:FUJIAN TQ DIGITAL

Material dynamic fracture tenacity measuring device based on Hopkinson bar

The invention discloses a material dynamic fracture tenacity measuring device based on a Hopkinson bar. The material dynamic fracture tenacity measuring device based on the Hopkinson bar comprises a buffer device, a bearing device, a Hopkinson bar experimental device, a shooting device and a sample with a notch. The bearing device comprises a bottom plate, a vertical plate and a lifting displacement table. Two long-strip-shaped semi-circular supports used for supporting the sample are arranged on the vertical plate, and two vertical limiting devices are arranged on the side face, adjacent to the sample, of the vertical plate. A large-diameter through hole is formed in the middle of the vertical plate, and the notch of the sample is located in the circle center of the large-diameter throughhole. The Hopkinson bar experimental device comprises an incident bar, a striking bar and a semi-circular impact head. One end of the semi-circular impact head makes contact with the sample, and theother end of the semi-circular impact head is fixedly connected with the incident bar. The shooting device comprises a CCD camera and a light source arranged on the side face of the sample. A traditional three-point bending experimental method and the dynamic load are combined, fracture tenacity of a material under the dynamic load can be measured, and dynamic loading on the material can be achieved.
Owner:SOUTHWEST JIAOTONG UNIV
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