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138results about How to "Simplify the tedious process" patented technology

Rotating speed tracking and sampling and spectrum number curing and analyzing method of variable speed mechanical fault diagnosis

The invention relates to a rotating speed tracking and sampling spectrum number solidifying method of variable speed mechanical fault diagnosis, which is characterized by comprising the steps of: sampling mechanical related fault signals by replacing rotating speed pulse signals with frequency of Xfn in a moving machine with astronomical clock recurrent pulse signals; and then carrying out numerical analysis on the signals by applying an FFT (Fast Fourier Transform) technology, reconstructing a classical frequency coordinate system of FFT analysis output information into a spectrum number coordinate system of rotating speed tracking FFT analysis, and establishing a recognition function of spectrum numbers corresponding to information characteristics. The invention can change the classical rotating speed variable state which can not be monitored and diagnosed in a process of sampling a astronomical clock period into a state which can be monitored and diagnosed by rotating speed tracking and sampling, thereby greatly improving the time coverage rate of safety monitoring, preventing a dead zone of a classical technology, and being especially suitable for fault diagnosis in fields of city light rail traffic, subway, city buses, wind power generation and the like. The recognition of the classical technology to spectrogram and frequency spectrum is greatly simplified by applying a curing characteristic spectrum number formula, which is beneficial to manual spectrum recognition and more computer automatic diagnosis.
Owner:北京唐智科技发展有限公司

Quick shopping method and system based on video or picture

The invention discloses a quick shopping method and system based on a video or a picture. The quick shopping method comprises the steps of: loading commodity information shown by an image frame and a shopping link corresponding to a commodity in the image frame including an advertised commodity; generating a prompt identifier, which does not influence video playing, in a video playing interface, wherein prompt of a purchasable commodity included in the current image frame can be displayed in the prompt identifier in real time, so that a user having a quick shopping requirement while watching a video can be guided to add the commodity into a virtual shopping trolley through one key in a condition that video playing is not influenced; and, after playing of the video is completed, guiding the user to settle the commodity in the virtual shopping trolley. According to the quick shopping method and system based on the video or picture disclosed by the invention, commodities and commodity trade information in a dynamic video or a static picture are associated with a payment interface; therefore, quick shopping, which does not influence a video or picture playing process, can be realized; the fussy shopping process is simplified; simultaneously, multiple shopping modes are set; requirements of users having different shopping habits can be satisfied; and thus, the user experience is improved.
Owner:沈思远

Intelligent guiding type mechanical arm vision system and work method thereof

The invention discloses an intelligent guiding type mechanical arm vision system which comprises a mechanical arm, an industrial camera and an industrial personal computer. Due to the fact that a camera photographing function module, an image processing function module, an industrial personal computer and mechanical arm communication function module and an industrial camera and mechanical arm fast configuration function module are installed in the industrial personal computer based on NI Vision Builder platform development, the functions of controlling the industrial camera to conduct photographing, processing obtained workpiece images, conducting communication between the industrial personal computer and the mechanical arm and fast configuring of the industrial camera and the mechanical arm are achieved. A universal communication module based on the Ethernet is adopted, so that combination of various mechanical arm communication protocols of different plants and a vision system is broken through; the industrial camera and mechanical arm fast configuration function module is adopted for establishing the fast and convenient guiding type mechanical vision system; and the image processing function module can be adopted for conducting recognition and establishing vision algorithms on a single or multiple different objects, the complex process is simplified, the processing speed is high, and the intelligence degree is high.
Owner:BOZHON PRECISION IND TECH CO LTD

Method and device for guiding and starting set top box

The invention discloses a method and a device for guiding and starting a set top box. The method comprises the steps that a first hardware parameter is fixedly preset in a first guide program according to an upward or downward compatibility characteristic of set top box hardware parameters; CA (computer associate) digital signature is conducted on the first guide program containing the first hardware parameter; initial configuration is conducted on the set top box hardware parameters by the decrypted first guide program; a second guide program and an application program are loaded to a memory; reconfiguration is conducted on the hardware parameters by the second guide program according to an actual use requirement; and the application program is run. According to the method and the device, the second guide program is additionally set between the first guide program and the application program, so that the set top box hardware parameters for different application services can share and use the same first guide program signature file; repeated signature due to change of hardware parameter configuration is avoided; the high security of the set top box is ensured; a research and development period is shortened; and the research and development cost is lowered.
Owner:SHENZHEN JIUZHOU ELECTRIC

Experiment-type metallic solution cavitation corrosion apparatus

The invention relates to the field of nuclear industry, and especially relates to an experiment-type metallic solution cavitation corrosion apparatus. The experiment-type metallic solution cavitation corrosion apparatus is mainly formed by an ultrasonic cell pulverizer and a vacuum resistance furnace. The ultrasonic cell pulverizer is mainly formed by an ultrasonic amplitude transformer, an energy transducer, a control box and a compression refrigerating machine, ultrasonic power is 3000W, cavitation can be generated in a metallic solution, ultrasonic frequency is 20KHz, amplitude is 50+/-5% [mu]m, the highest work temperature is 550 DEG C, and operation of the ultrasonic cell pulverizer can be continuously carried out at the temperature of 550 DEG C for 10-15 hours. The vacuum resistance furnace is mainly formed by a control cabinet, a furnace system, a vacuum system and a water cooling system, operation temperature is 400-600 DEG C, a crucible is made of a 304 stainless steel alloy, and a material of the vacuum resistance furnace employs common carbon steel. The apparatus can simulate the condition that cavitation corrosion of nuclear reaction equipment is generated by liquid metal with high speed flow in the field of the nuclear industry, and difficulty of research and experiment in the field of the nuclear industry can be solved, and the apparatus provides powerful guarantee for scientific research.
Owner:JIANGSU UNIV

Intelligent face beautifying device

The invention discloses an intelligent face beautifying device, and the device comprises a facial mask applying on a human face, and an input instrument which is used for transmitting a bioelectric current to the facial mask, wherein the input instrument communicates with an intelligent terminal through a wireless network. The input instrument is used for transmitting the bioelectric current to the facial mask, receiving the data of various skin indexes transmitted by the facial mask, and transmitting the data to the intelligent terminal. The facial mask is applied on the skin of the human face, and is used for supplementing the essence of the facial mask into the skin under the action of the input instrument. The intelligent terminal is used for carrying out the visual displaying of the bioelectric current and pulse signal, transmitted by the input instrument to the facial mask, and the face water-oil state data collected by the facial mask. The device can input the essence of the facial mask into the skin through the bioelectric current, activates the activeness of cells, enables the skin to absorbs more effective components of beautifying liquid, greatly improves the beautifying effect, can visually display the water-oil state of the face skin, and brings convenience to a user for accurately and timely knowing the beautifying effect.
Owner:广州风速信息技术有限公司

Method and device for converting voice into rap music, equipment and storage medium

The embodiment of the invention discloses a method and a device for converting voice into rap music, equipment and a storage medium. The method comprises the following steps: identifying an obtained voice segment and processing selected background music to obtain character attribute information of characters in the voice segment and music rhythm information of the background music; according to the character attribute information and the music rhythm information, determining at least one alignment period for aligning the voice segment with the background music, and obtaining an alignment information table of each alignment period; and controlling characters in the voice segment to be aligned with rhythm points in the background music according to each alignment information table, and forming a rap audio after tone change adjustment and special effect processing. According to the method, the randomly recorded voice is converted into the rap segment matched with the background music, thevoice content to be converted does not need to be limited, the free recording of the voice content to be converted is ensured, the implementation process of voice conversion is simplified, the situation that voice characters and music rhythm points are misplaced is avoided, and the application range of voice conversion rap music is expanded.
Owner:GUANGZHOU BAIGUOYUAN INFORMATION TECH CO LTD

Calculation method of ultimate load of composite laminates based on maximum stress criterion

The invention relates to the field of composite material design, in particular to a composite material laminate ultimate load calculation method based on a maximum stress criterion. The invention comprises an information input module, an operation module and an information output module. Material performance information, ply information and load data information are input in the information inputmodule, the calculation program will calculate three stiffness matrices A, D, B of composite laminates according to the input data, and calculate the corresponding flexibility matrices A ', D', B ', and then the overall strain and deflection of the laminated plate are calculated according to the flexibility matrix and the foundation load information, furthermore, the stress-strain information in the principal direction of each layer and the stress-strain information in the global coordinates can be obtained, and the maximum value of the ratio of stress to ultimate strength under the action offoundation load can be obtained by using the maximum stress or maximum strain failure criterion. As the relationship between load and stress-strain is linear, the minimum failure load of composite laminates can be obtain according to the maximum value of the ratio.
Owner:WEIHAI GUANGWEI COMPOSITES

Software and hardware combined artificial intelligence education learning system

The invention discloses a software and hardware combined artificial intelligence education learning system. The system comprises graphical programming software based on block secondary development, ahardware platform customized for artificial intelligence education and a learning platform used for storing user information and assisting teaching management. The graphical programming software comprises a graphical programming Web end program and a Python server end program. According to the method, storage and loading of a single function definition programming block and display and hiding of afunction definition body are set, function blocks spliced by a user before can be loaded at any time when a project is needed, and function body definitions are hidden during graphical programming ofa complex program, so that a programming area is concise, and the user experience is better; programming blocks can be automatically generated, more artificial intelligence application cases can be conveniently developed on the system, and the expandability is high; python codes generated by software are directly operated and set to be self-started through an interface button, and creation of physical creative works of students is facilitated.
Owner:SOUTH CHINA NORMAL UNIVERSITY

Kilometer-level hybrid beam cable-stayed bridge closure method

The invention discloses a closing method for a kilometer-level hybrid beam cable-stayed bridge. The closing method comprises the steps that the pushing direction of main beams on the two sides of thekilometer-level hybrid beam cable-stayed bridge is determined according to the single-side displacement amount; enabling the two-side line shapes of the closure gap to accord with the two-side line shapes of the closure gap in the reference model; after the actual length of the closure opening is equal to the reference length of the closure opening, the closure opening is locked, and pushing is removed; after the closure section beam is hoisted, the unstressed length of the first set inhaul cable is adjusted to a reference value, and the length of the closure section beam is the reference length of a closure opening; calculating a main span steel structure linear relative error, a bridge axis relative error, a tower deviation relative error and a cable force error after the bridge is formed; whether the errors meet corresponding set errors or not is judged, if yes, closure is completed, If not, adjustment is conducted till all the errors meet the corresponding set errors; the relativeerror of the main span steel structure line shape is set to be L/4000, the relative error of the bridge axis is set to be L/40000, the relative error of tower deviation is set to be L/10000, and L isthe main span length.
Owner:SOUTHWEST JIAOTONG UNIV

Scene-based edge analysis algorithm issuing method and device and storage medium

The invention discloses a scene-based edge analysis algorithm issuing method and device and a storage medium. The scene-based edge analysis algorithm issuing method comprises the following steps: acquiring an existing video stream or picture of an installed camera; performing scene recognition on the acquired video streams or photos by adopting a neural network model, and outputting a to-be-classified scene; and comparing the to-be-classified scene with a target scene in the platform side scene library, and configuring an edge analysis algorithm corresponding to the target scene in the scene library according to a comparison result. According to the invention, through pre-analysis of the edge analysis host and comparison of the scene library at the platform side, the most appropriate and most improper algorithm results are obtained, and through combination with simple configuration of personnel, the most reasonable scene algorithm application is obtained. The method has the greatest advantages that the complexity of personnel operation is simplified by utilizing the method, the most reasonable scheme recommendation is given, the use pain point of a customer is overcome, and the most rationalization of algorithm configuration is realized in combination with scene-based pre-analysis.
Owner:小视科技(江苏)股份有限公司
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