Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

86results about How to "Eliminate exceptions" patented technology

Sinusoidal tensile cell loader

A kind of sine pulls to stretch cell to add to carry device, involve a medical science experiment instrument in of the cell mechanics add to carry device. The invention mainly includes a machine, wheel gear deceleration to adjust soon electrical engineering, number to show to adjust soon a machine, crank a slippery piece organization and pulls to stretch sport organization. The crank slips a piece of organization mainly from adjust a pole, the song arm slippery piece, crank and pull pole composing; Pull to stretch sport organization mainly from glide a support, fix support, direction pole, pioneer pole piece and behind lead a pole piece composing. Because the invention has structure simple, operate simple, maintenance convenience, the cost is cheap, circulating steady, sex price ratio high, the cell is subjected to dint even, can regulate to pull to stretch characteristics, such as range and frequency...etc., pull to stretch distance can the convenience regulates within the scope of 0~25 mm, can satisfy various cell which stick a wall growth to carry on the mechanics incitement which pulls to stretch to add to carry to respond to a research, so the invention can used to the cell mechanics within instrument of the medical science experiment to add to carry device extensively, being applicable to funds and profession to operate the think factory that the personnel lacks specially extensively applied.
Owner:CHONGQING UNIV

Path station location optimizing method based on sensitive area of power transmission and transformation engineering environment

The invention discloses a path station location optimizing method based on a sensitive area of a power transmission and transformation engineering environment. The method comprises the following steps: generating a basic point in a GIS (geological information system) according to an environment sensitive area target on the basis of geological information; determining the shape of a generated buffer area according to the basic point, carrying out linear judgment and break point concavity or convexity judgment by using a vector algorithm, embedding arcs, generating the buffer area, and dividing a self-intersection boundary of a boundary of the buffer area; carrying out polygon clipping on the generated buffer area, dividing a reason of space data again, carrying out spatial overlapping on different data models in the area, and determining an environment sensitive area according to an overlapping result; comparing a set path or station location rule with the determined environment sensitive area in an overlapping manner; if the path or station location rule and the environment sensitive area are overlapped, correcting the path or the station location rule. The sensitive area can be avoided ahead of time or corresponding environmental protection measures are taken, and potential environment risks of projects are reduced.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +1

Elevator self-diagnosis and pre-diagnosis system and method based on time-frequency transformation algorithm

ActiveCN106219342ALow costRealize self-diagnosis functionElevatorsControl systemTransformation algorithm
The invention discloses an elevator self-diagnosis and pre-diagnosis system and method based on a time-frequency transformation algorithm. The elevator self-diagnosis and pre-diagnosis system comprises a sensor and an elevator control system or comprises a frequency converter and an elevator control system. The sensor is connected with the elevator control system. The frequency converter is connected with the elevator control system. The elevator control system comprises a data conversion module, a data fusion module, a judgment module, an anomaly analysis module, an anomaly / fault clearance module and an anomaly / fault information sending module. According to the elevator self-diagnosis and pre-diagnosis system and method, labor cost of a company is reduced greatly, the number of times of elevator stopping is reduced, and the experience of passengers and elevator usage efficiency are improved. Meanwhile, due to the fact that the problem of an anomaly or a fault is solved through pre-diagnosis, the technical content of products of the company is increased greatly, industrial competitiveness is promoted, and the condition that the company conducts popularization and brand establishment on the elevator products is facilitated.
Owner:GUANGZHOU GUANGRI ELEVATOR IND

Control device and method for steam turbine regulating valve

The invention discloses a control device and method for a steam turbine regulating valve. The device comprises a load control loop and a valve position control loop. The load control loop comprises a load feedback deviation unit, a first PI regulating unit and a converting unit. The valve position control loop comprises a valve position correction unit, a valve position deviation unit, a second PI regulating unit and a dead-zone compensation unit. The control device and method for the steam turbine regulating valve optimize control, and are used for accurately controlling the opening degree of the regulating valve and capable of reducing risk of oil pressure impact and eliminating abnormity. Accordingly, fully loaded running of a steam turbine set of an electric power station can be achieved, power reduction running is avoided, the electric power generating efficiency of the electric power station is improved, normal running of the electric power station is guaranteed, and great economic value is created for the electric power station. In addition, the control device and method can be applied to construction and daily running of a ling'ao nuclear power station (phase II) and other nuclear power stations and make great contribution to optimization of power station construction.
Owner:DAYA BAY NUCLEAR POWER OPERATIONS & MANAGEMENT +3

Intelligent workshop management method and system

The invention relates to an intelligent workshop management method and system, and the method comprises the steps: presetting a workshop standard database; collecting the personnel data, product data, environment data and equipment data; carrying out the analysis of the personnel data, product data, environment data and equipment data; judging whether each state of a workshop is normal or not; outputting an adjustment instruction, and carrying out the management of the personnel, products, environment and equipment of the workshop. The system comprises a presetting module which is used for presetting the workshop standard database; a collection module which is used for collecting the personnel data, product data, environment data and equipment data; an analysis module which is used for the analysis of the personnel data, product data, environment data and equipment data; a judgment module which is used for judging whether each state of the workshop is normal or not; and a management module which is used for outputting the adjustment instruction and carrying out the management of the personnel, products, environment and equipment of the workshop. The method and system achieve the comprehensive management of the personnel, products, environment and equipment of the workshop.
Owner:SHENZHEN SHENGLU IOT COMM TECH CO LTD

Intelligent identification and prediction method for transmission and transformation project environmentally-sensitive regions

The invention discloses an intelligent identification and prediction method for transmission and transformation project environmentally-sensitive regions. Access to a GIS is achieved through the spatial index technology, geographical location information of sensitive region targets is read, and space entity shapes of the sensitive region targets are determined; generated buffer region shapes are determined according to basic points, linearity judgment and break point concavity and convexity judgment are carried out through a vector algorithm, arcs are embedded, buffer regions are generated, and self-intersecting boundaries of buffer region boundaries are divided; the generated buffer regions are subjected to polygon cutting, regions of spatial data are re-divided, different data models in the regions are spatially overlapped, and automatic identification of the transmission and transformation project environmentally-sensitive regions is achieved; the identified sensitive regions are reflected in the GIS, an environmentally-sensitive region database is established, the environmentally-sensitive regions in the database are updated, and the change of the environmentally-sensitive regions is predicted in real time.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +1

Automobile driver fatigue identification method based on stress response ability

The invention discloses an automobile driver fatigue identification method based on stress response ability and belongs to the technical field of automobile safety. The method comprises the followingsteps that data of the response time and execution time of a driver in the whole driving simulation process is acquired; probability density functions in different states are obtained, the response time and execution time of the driver in a waking state form normal distribution, and the response time and execution time of the driver in a fatigue state form logarithmic normal distribution; data conversion is conducted on two types of samples different in distribution to make measuring standards consistent; binary joint distribution of the response time and execution time after conversion is established to obtain the prior probability of the response time, the execution time and two fatigue states, and then the posterior probability of the response time and the execution time in the known fatigue state is obtained; a naive Bayes algorithm and a logistic algorithm are utilized to identify the fatigue of the driver. By adopting the automobile driver fatigue identification method, the influence of individual difference and distraction of the driver on fatigue judgment accuracy can be eliminated.
Owner:JILIN UNIV

Transmission and transformation project environment monitoring and sensitive area prediction system and method

The invention discloses a transmission and transformation project environment monitoring and sensitive area prediction system and method. According to the geographical information corresponding to a transmission and transformation project and a spatial entity of an environment sensitive object, the shape of a buffer zone is determined, and a distance vector algorithm and space overlap are used for determining the range and size of an environment sensitive area to carry out data interaction and communication with a monitoring center; environment parameter data collection is conducted on measure points set in the determined environment sensitive area, relevant environmental impact assessment influence factor parameter values are extracted, obtained various influence factor indexes are matched with all stages of the transmission and transformation project, environmental protection measure implementation photos and videos of all the stages of the transmission and transformation project are collected, at the same time, a receiving report of the transmission and transformation project is received, relevant environmental protection measure inspection and acceptance results are extracted, and relevant data of the all stages is transmitted to the monitoring center, which has great meanings for the construction of an intelligent power grid.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +3

LCM (LCD Module) assembly appearance defect detection method based on 3D imaging technology

The invention relates to an LCM (LCD Module) assembly appearance defect detection method based on a 3D imaging technology and belongs to the field of LCM assembly appearance defect detection. The LCM assembly appearance defect detection efficiency and precision can be improved. According to the method, an original height image of an LCM assembly is obtained through a 3D laser sensor; the image comprises a background area indicating an environment background, a cover area indicating a peripheral circuit cover part, and a screen area indicating a screen part; the original height image is converted into a first height image indicating a true height value of the LCM assembly according to a position relationship between the 3D laser sensor and the LCM assembly; the background area is filtered through utilization of the range difference of the height values of the background area and the cover area and the screen area, thereby obtaining a second height image; and whether a defect exists in the appearance of the LCM assembly or not is judged according to the height values of the cover and the screen area in the second height image. The method is used for carrying out LCM assembly appearance defect detection precisely and efficiently instead of manpower.
Owner:BEIJING ZHAOWEI XINYUAN COMM TECH

Power transmission and transformation engineering project electromagnetic environment prediction method based on automatic recognition of environment sensitive target

ActiveCN106844968AGenerate accuratelyGuaranteed monospacedForecastingDesign optimisation/simulationElectric power transmissionMethod of image charges
The invention discloses a power transmission and transformation engineering project electromagnetic environment prediction method based on automatic recognition of an environment sensitive target. The method includes: reading geographic information corresponding to a power transmission and transformation project, determining the shape of a generated buffering area according to a given spatial entity, and utilizing a vector algorithm and a stacking method to determine an environment sensitive area; utilizing an image method to calculate equivalent charge on a power transmission line so as to calculate an electric field generated by the equivalent charge, utilizing an equivalent charge method to calculate intensity of a high-voltage power transmission line spatial working frequency electric field, and predicting a working frequency electric field of the determined environment sensitive area; according to quasi-static characteristics of electromagnetic performance under working frequency condition, applying an ampere's law to stack calculation results by vector, and calculating to acquire magnetic field strength around a lead and a prediction value of a working frequency magnetic field of the environment sensitive area. By the method, when the environment sensitive area of the power transmission and transmission project is modified or removed, electromagnetic environment parameters that the environment sensitive area of the power transmission and transformation project is about to face can be predicted for corresponding rectification to avoid disputes.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +1

Decompression valve device of lubricating oil supplementing mechanism

The invention discloses a decompression valve device of a lubricating oil supplementing mechanism. The device comprises a valve frame body, a press rod, a spring stop dog, a spring, a pull rod, a rubber gasket and a rubber gasket support block. Two ends of the spring stop dog are fixedly connected with one end of the press rod and one end of the pull rod, through holes are formed in the upper end face and the lower end face of the valve frame body, the press rod and the through hole in the upper end is in clearance fit, and the pull rod and the through hole in the lower end is in clearance fit. The other end of the pull rod is fixedly connected with the rubber gasket support block, the rubber gasket is arranged between the rubber gasket support block and the valve frame body, the spring is arranged between the spring stop dog and the lower end inner surface of the valve frame body, and the press rod penetrates the upper end face of the valve frame body and protrudes out of the valve frame body. The decompression valve device enables inner pressure of an oil cup to be released timely, prevents oil cup failure caused by the inner pressure and ensures the normal lubricating oil position of a lubricated part.
Owner:CHENGDU TIANYI NATURAL GAS COMPRESSOR MFG
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products