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351results about How to "Easy for statistical analysis" patented technology

Environmental monitoring Internet-of-things system

InactiveCN102006323AEasy for statistical analysisAccurate regional environmental parametersNetwork topologiesTransmissionSelf-assemblyInternet of Things
The invention relates to an environmental monitoring Internet-of-things system which comprises a plurality of wireless self-assembly networks for data acquisition and a network monitoring module connected with the plurality of the wireless self-assembly networks for processing acquired data; each wireless self-assembly network comprises a plurality of nodes; each node is provided with a sensor module and a wireless communication module connected with the sensor module; and the nodes are used for directly outputting the data acquired by sensors to the network monitoring module through a wireless communication module or indirectly outputting the data to the network monitoring module after relay through other nodes. A user can inquire and process real-time and historical environmental data of all monitored regions through an interconnected remote terminal or a mobile terminal. The environmental monitoring Internet-of-things system combines the wireless self-assembly network technology with the Internet technology, and can realize acquisition, gathering, storage, screening and analysis of environmental sub-regions till the complete monitoring of display and processing of the terminal, further obtain precise environmental parameters of the regions and provide a scientific basis for environmental protection and environmental control.
Owner:上海波顿无线传感技术有限公司

Hierarchically structured logging for computer work processing

A work request is processed and interpreted to automatically establish job data structures associated with jobs constituent to the work and data storage structures associated with tasks constituent to the work. Further, parent-child relationships between jobs, sub-jobs and tasks are automatically established based on interpreting the work request. Once tasks are executed, log information related thereto is stored in respective data storage structures, for access and rendering upon request. Each data storage structure stores log information pertaining only to a respective task. In an embodiment, in response to receiving a request to delete a particular job, the particular job and all of its progeny sub-jobs and tasks are deleted. The work request does not include explicit commands to establish the job data and data storage structures, nor to store the log information in the data storage structures. Generally, structured work requests based on a job request language and interpreted by work management application layer provide the foregoing functionality. In embodiments, a representation of a job data structure and its constituent sub-job and/or data storage structures are rendered, along with linking mechanisms between various levels of the overall work aggregation hierarchy that is implied in an associated work request. The links can be used to traverse the hierarchy to easily access and view log information stored in data storage structures.
Owner:CADENCE DESIGN SYST INC

Method for detecting various heavy metal ions with photochemical colorimetric sensor array

The invention relates to a photochemical colorimetric sensor array, and concretely relates to a method for detecting various heavy metal ions with the photochemical colorimetric sensor array. The method comprises the following steps: 1, fixing several heavy metal ion indicators on a porous sensitive film to form an array; 2, carrying out multichannel analysis by means of a plurality of single channel flow cell systems which are mutually independent with each other; and 3, rapidly determining whether contents of various trace heavy metal ions of Hg, Pb, Cd, Ag, As, Ni, Cu, Zn and the like in water exceed sewage discharge standards prescribed by national standards within 10min. According to the sensor array, a color imaging device acquires changes of colors before and after the exposure of the indicators in various different heavy metal ions and constructs RGB (red, green, blue) spectrum values corresponding with the color changes into the "fingerprint" of each heavy metal ions. In the sample test process, mathematical statistic methods of cluster analysis, main component analysis and the like are adopted to contrast the fingerprint of the sample with a "fingerprint" database, so unknown heavy metal ions can be qualitatively or semi-quantitatively analyzed.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI

Trace heavy metal ion detection method taking filter paper as basic colorimetric sensor array

ActiveCN103575728ASpread evenlyGood for statistical analysisMaterial analysis by observing effect on chemical indicatorWaxColorimetric sensor array
The invention discloses a method for detecting multiple trace heavy metal ions through a colorimetric sensor array. The method comprises the steps of drawing specific hydrophilic channels on quantitative filter paper through a wax spray type printer, respectively fixing several heavy metal ion indicators in the respective hydrophilic channels to form an indicator array, and connecting a water absorption unit fixed with a macromolecular water absorption material to the rear end of each channel, wherein a heavy metal ion solution generates reaction with the indicators through the hydrophilic channels; furthermore, under the water absorption action of the macromolecular materials at the rear ends, the heavy metal ion solution can continuously flow through the indicators and generate enrichment reaction, so that the aim of half-quantitative measurement on contents of eight trace heavy metal ions in water can be achieved. Color imaging equipment is used for collecting color changes of the indicators in front of and behind different heavy metal ions and constructing a fingerprint of each heavy metal ion. In a test process, a mathematical statistics method is adopted; a sample atlas is compared with the fingerprints, so that unknown heavy metal ions can be qualitatively and half-quantitatively analyzed.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI

Large power grid overall situation on-line integrated quantitative evaluation method based on response

The invention provides a large power grid overall situation on-line integrated quantitative evaluation method based on a response. The method comprises a first step of acquiring power grid topology structural information from an SCADA system and an EMS system and establishing a corresponding relation between the power grid topology structural information and a WAMS system power grid component, a second step of acquiring present power grid operation method trend data from the SCADA system or the EMS system or a WAMS system or acquiring various preconceived trends or transient state fault time domain data from a DSA system, and a third step of dividing responding data into two operation scenes including a steady state (or a quasi-stable state) and a transient state (or a dynamic state) in a macroscopic mode, wherein static state stabilization situation assessment is carried out on a power grid through an on-line node-facing method, and transient state stabilization situation assessment is carried out on the power grid through an on-line unit-facing method. Static state and transient state comprehensive assessment indicators are constructed based on component class thermostabilization, electric parameter acceptable range and system class stabilization, the comprehensiveness and reasonability of the overall situation assessment indicators are improved, and the efficiency of overall situation integrated assessment is improved through the method that tasks are carried out at the same time.
Owner:STATE GRID CORP OF CHINA +1

Reliability assessment method for power grid multi-link system

ActiveCN103914788AReduce the number of system statesConducive to statistical analysis of reliability engineering dataData processing applicationsInformation technology support systemAssessment methodsMulti link
The invention discloses a reliability assessment method for a power grid multi-link system. According to the method, influences of a power transmission network on the reliability of a power distribution network are quantified through the equivalence of the reliability of a load and the reliability of a power supply, the limitation of the assumption that traditionally the reliability of a traditional power distribution network is that the power supply is completely reliable is broken, and a calculation result accords with engineering practice of the power grid; in the method, a loop is used as the basic unit of a reliability assessment of the power transmission network, and a preconceived accident set is further formed, so that the system condition number in the preconceived accident set is substantially reduced, and the statistic analysis of engineering data of the reliability is facilitated. The reliability assessment method can be used for analysis of the sensitivity of reliability indexes to reliability parameters and enhancement measures relevant to the power transmission network or the power distribution network, and consequently planning, operation and maintenance of a power supply enterprise can be guided.
Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID +1

Electronic ticket marketing and inter-industry universal membership card management method and device

The invention provides an electronic ticket marketing and inter-industry universal membership card management method and device, which relates to electronic ticket marketing and inter-industry universal membership card management software and aims at providing a management device capable of realizing the unified management of dispensation, authentication and use of electronic coupons and entrance tickets and simultaneously realizing that one card can be used in different shops of different industries in a unified way. The device comprises a mobile express server, a service terminal which is in network connection with the mobile express server and an RFID (Radio Frequency Identification Device) card. Correspondingly, the invention also provides an electronic ticket marketing and inter-industry universal membership card management method using the management device, which comprises an IPOS (Integrated Point-Of-Sale) service terminal shop opening method, an RFID card membership opening method, a membership electronic ticket dispensation/downloading method and a membership electronic ticket authentication/use method. By using the invention, shop owners can make sales promotion by means of electronic tickets. Besides, the inter-shop universal membership card is convenient to manage and has the advantages of cost saving and the like.
Owner:浙江信诺科技有限公司

Traffic signal control system

InactiveCN102346968ARealize a unified management modelRealize remote controlControlling traffic signalsTraffic signalControl system
The invention discloses a traffic signal control system which comprises a center management server cluster, a communication server and multiple intersection annunciators, wherein the multiple intersection annunciators are connected with the communication server by virtue of a local area network; the communication server is connected to the center management server cluster; the intersection annunciators are used for controlling intersection signal lamps to work, detecting the intersection situation in real time and uploading the intersection situation to the center management server cluster; the communication server is used for forwarding data of the intersection annunciators and the center management server cluster, and storing data uploaded to the center management server cluster from the intersection annunciators; and the center management server cluster is the control center of the system, and remotely controls the intersection annunciators. According to the traffic signal control system, the traffic interaction can be managed in a zoned mode so as to uniformly control the whole zone. The traffic signal control system can be quickly restored when having faults, and can conveniently provide various modes of intersection state inquiry. Furthermore, coordination control can be carried out on a plurality of intersections.
Owner:FUJIAN ZHONGGENG SHITONG INFORMATION TECH CO LTD

Intelligent wireless fire detection alarm system

The invention relates to the field of fire protection, and specifically relates to an intelligent wireless fire detection alarm system. The system comprises data acquisition devices used for acquiring the environment parameters of an installation site, a server used for storing, analyzing and processing data, an alarm used for sounding an alarm at the installation site, remote control terminals used for remote control, and a production management platform used for background management. The data acquisition devices and the alarm are installed on the site. Each data acquisition device comprises a temperature sensor used for detecting temperature, a smoke sensor used for detecting the concentration of smoke, and a combustible gas sensor used for detecting the concentration of combustible gas, wherein the temperature sensor, the smoke sensor and the combustible gas sensor are integrated as a whole. Each integrated data acquisition device is equipped with a bar code or a two-dimensional code. The data acquisition devices, the server, the alarm, the remote control terminals and the production management platform are connected wirelessly. With the intelligent wireless fire detection alarm system, remote control is realized, and measures can be taken to prevent fire accidents. The system has a high degree of intelligence.
Owner:刘浩

Monitoring method and monitoring system for automatic deploying virtual electronic fence

The invention relates to the technical field related to substations, in particular to a monitoring method and a monitoring system for an automatic deploying virtual electronic fence. The method includes the following steps: the permission information of a work ticket system is received, and the virtual electronic fence is automatically started; according to the information of a working place, the area of the virtual electronic fence and an area warning rule associated with the area of the virtual electronic fence are determined; the video monitoring information of the working place is analyzed; the video monitoring information is identified, and when the area warning rule is met, warning information is sent out; when the ending information sent by the work ticket system is received, the virtual electronic fence is automatically shut down, and the analysis of the video monitoring information is stopped. The monitoring method and the monitoring system for the automatic deploying virtual electronic fence are organically and dynamically integrated with the work ticket system, the virtual electronic fence is started when work ticket permission is executed by the work ticket system, analysis and warning are carried out by identifying the video monitoring information, the virtual electronic fence does not need to be deployed by manpower, and setting is convenient and rapid.
Owner:ZHUHAI POWER SUPPLY BUREAU GUANGDONG POWER GIRD CO

Method for detecting multiple anions by using indicator displacement colorimetric sensor array

The invention relates to a method for detecting multiple anions in water by using an indicator displacement colorimetric sensor array. The method comprises the following steps of: mixing several colored metal ion chelating agents and metal ion receptors which correspond to the colored metal ion chelating agents under the condition of an aqueous solution to obtain a chelate, so that the indicator displacement colorimetric sensor array is constructed; and displacing metal ions from the colored chelate by means of the precipitation reaction between different anions and metal ions and the effect of the further generation of complexes, so that the change of the color of the chelate is caused. By the method, whether ten kinds of trace amount of anions, namely S<2->, F<->, Cl<->, Br<->, I<->, SO4<2->, PO4<3->, CrO4<2->, NO2<-> and C2O4<2-> in water exceed the national discharge standard of sewage or drinking water can be rapidly determined. In the testing process of a sample, an atlas of the sample is compared with a ''fingerprint atlas'' by mathematical statistics methods such as cluster analysis and principal component analysis, so that an unknown anion is subjected to qualitative or semiquantitative analysis.
Owner:DALIAN INST OF CHEM PHYSICS CHINESE ACAD OF SCI
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