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63results about How to "Implement statistical analysis" patented technology

Road network running condition analysis system based on fuel consumption acquisition

The invention relates to a road network running condition analysis system based on fuel consumption acquisition. The road network running condition analysis system comprises a fuel consumption acquisition module arranged on a vehicle, and a driving behavior analysis module, a fuel consumption obtaining module and a congestion state obtaining module which are arranged at a data processing center, wherein the fuel consumption acquisition module is used for acquiring fuel consumption data of the vehicle; the driving behavior analysis module is used for obtaining behavior types of a driver according to the acquired fuel consumption data, and the behavior types of the driver can be classified into vehicle starting and stopping, overtaking and idling; the fuel consumption obtaining module is used for obtaining the total fuel consumption on a section of the road according to an instantaneous fuel consumption value; and the congestion state obtaining module is used for judging whether a road where the vehicle is positioned is in a congestion state according to whether a congestion prejudging state occurs and the times of the congestion prejudging state behavior that occurs in a set time section T, that is, the road is defined to be in a congestion state when the frequency of the congestion prejudging state behavior that occurs is higher than 3 times. The congestion prejudging state is defined to be a state that the starting and stopping state of a vehicle is between twice idling of the vehicle. The system further comprises a congestion grading module.
Owner:CHINA AEROSPACE SYST ENG

Small-sized embedded radio monitoring and direction-finding station system

The invention provides a miniaturized embedded radio monitoring direction-finding station system, which comprises a folded vertical-polarization correlation interferometer direction-finding antenna array, an electrical rotation unit, an RF amplifier module, a card receiver, a direction-finding control processing module, an embedded computer system, an environmental monitoring alarming module, a remote control module, a concentrator, a wired network transmission module, a wireless network transmission module, a control center, a lightning rod, a five-cell vertical-polarization active direction-finding antenna array and a five-cell vertical-polarization active direction-finding antenna array. The system has the advantages that the remote and automatic monitoring of a vertical-polarization radio signal is implemented; the card receiver, the embedded computer system, the monitoring direction-finding processing module, the network transmission modules and the like are integrated into a cabinet, and the light folded antenna array is equipped, so that the structure is compact and portable, and the installation and the maintenance are convenient; the networking is flexible, and the safe transmission of various wired/wireless network data is supported; and the radio spectrum management, the monitoring, the direction-finding positioning and the statistical analysis are implemented.
Owner:俞惟铨

Urban traffic flow tide simulation and analysis method based on large data analysis

The invention discloses an urban traffic flow tide simulation and analysis method based on large data analysis. The method comprises the steps that a Hive table format is set up; after an industrial personal computer captures vehicle passing data, the vehicle passing data captured by the industrial personal computer are saved into a first database according to the format of an original data table of the vehicle passing data; the data, saved in the first database, of the former day are analyzed in a timing mode each day, the analyzed data are saved in a second database according to the format of a data analysis result table, and meanwhile the number of times for serving as a starting point and a finishing point of each place is recorded; the data are taken out from the data analysis result table saved in the second database and are combined with fixed time as time granularity, and the vehicle starting and finishing path development process is dynamically simulated on a CIS according to a time axis; according to the result of the step four, an effect image or a statistical table is generated through analysis, so that the conclusion suggestion of the urban traffic flow tide is obtained. The method has the advantages that the resource cost is reduced, and the data accuracy is ensured.
Owner:ZTE ITS CO LTD

Spacecraft assembly accuracy measurement data online acquisition system and method

The invention discloses a spacecraft assembly accuracy measurement data online acquisition system and method. The spacecraft assembly accuracy measurement data online acquisition system comprises a lower computer control module, a communication module, an online module, a data acquisition module, a data processing module and a data management module. According to the invention, unified access andmeasurement data online acquisition of an electronic theodolite, a laser tracker and high-precision angle measuring equipment are realized, and automatic calculation of the measurement accuracy is realized through an algorithm library; automatic acquisition of a measurement preset value is realized through reading a three-dimension design model online, which supports rapid making of a measurementplan; the centralized storage of the measurement data can be realized, and the measurement data is associated with the model, the development stage and the process, so that online query and statistical analysis of the data is realized; and the spacecraft assembly accuracy measurement data online acquisition system is constructed by using a B/S architecture, which has the characteristics of convenient deployment and thin client; users can monitor the device through a browser according to permissions; and the measurement function which can only be achieved by the dedicated software deployed by asingle machine in the prior art can be realized, which is convenient for function expansion.
Owner:SHANGHAI INST OF SATELLITE EQUIP

Substation secondary equipment intelligent control system

ActiveCN109962528AWith hardware alarmWith fault reportCircuit arrangementsSustainable buildingsTransformerMoisture sensor
The invention discloses a substation secondary equipment intelligent control system, which comprises a limit switch disposed on a protection pressure plate, a body bit table sensor disposed in a cooler, and a temperature and humidity sensor disposed in a control cabinet. A relay coil is connected in series to a circuit where the limit switch is located. A relay contact is connected in series to the input end of a collector. The output signal of the collector is transmitted to a secondary device computer via a switch. The output signals of the body bit table sensor and the temperature and humidity sensor are transmitted to the secondary device computer through a transmitter and the switch successively. The secondary device computer is connected to a network through a network port. The substation secondary equipment intelligent control system can monitor and compare the real-time state of an outlet pressure plate by using a small number of sensing devices without power outage. A protection device can give a hardware alarm, reports faults, uploads fault records in real time, and achieves state monitoring and remote restart of the switch and a remote engine, and the remote monitoring and the energy-saving operation of a main transformer cooling system and the temperature and humidity of the control cabinet.
Owner:STATE GRID CORP OF CHINA +1

A streaming data processing method and apparatus

The embodiment of the invention provides a streaming data processing method and apparatus, which are used for solving the technical problem that the accuracy of a statistical result is relatively lowwhen statistical analysis is performed on streaming data. The method comprises the following steps: receiving to-be-processed data in a current data time window, and determining the generation time ofthe to-be-processed data; if the generation time is greater than the end time of the current data time window, caching the current data time window into a next data time window behind the current data time window, closing the current data time window when it is determined that the generation time is not within the time range corresponding to the delay duration of the current data time window, andprocessing the to-be-processed cached data when it is determined that the next data time window is closed; and if the generation time is smaller than the starting time of the current data time windowand it is determined that the historical data time window corresponding to the generation time in the plurality of data time windows is closed, performing time grouping processing on the to-be-processed data according to the generation time and the preset interval time.
Owner:CHINA MOBILE COMM LTD RES INST +1

Aircraft for geographic surveying and mapping in plateau area

The invention discloses an aircraft for geographic surveying and mapping in a plateau area. The aircraft comprises an unmanned aerial vehicle, an external carrying box arranged at a bottom of the unmanned aerial vehicle and a ground terminal. The unmanned aerial vehicle is connected with the external carrying box through a communication cable, and the unmanned aerial vehicle and the external carrying box are in wireless connection with the ground terminal. In the present invention, the aircraft for geographic surveying and mapping in the plateau area can acquire an image of the plateau regionand detect water pollution, plant production change, mineral products, lands and other resources through a camera and a remote sensing surveying and mapping module and detect a meteorological cloud layer, functions are complete, an image processing module is arranged in a matched mode, data compression, image recovery, information extraction and image enhancement can be conducted on the image, better storage and transmission are facilitated, the improvement of the data processing efficiency is facilitated, the statistical analysis, automatic recognition, classification and integration of information are achieved and the visual quality is improved, and a user can obtain targeted information.
Owner:姜昀呈
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