390results about How to "Meet monitoring needs" patented technology

The invention discloses a multi-wavelength high-sensitivity online monitor of multi-component NH3 and H2O based on semiconductor laser absorption spectroscopy. It contains host chassis and open long-path system. Equip power receptacle, switch, fiber connector and data transmission interface. It is characterized in that: there are near-infrared semiconductor laser, semiconductor laser controller, phase-locked amplifier, signal generator, data collecting and controlling module and infrared detector in host chassis which is connected with field optical system by fiber. Open optical system contains send-receive optical telescope and multielement reflector array. Optical telescope has input and output fiber couplers. The device realizes simultaneous testing of gas multi-component by using multi-wavelength and frequency division multi-signal detecting technique.

The invention provides a smart grid-oriented power quality monitoring system and a smart grid-oriented power quality monitoring method, which relate to the field of monitoring of power quality. The system comprises a distributed online/offline node detection module, a network communication module, a distributed database module and a comprehensive management module of the power quality monitoring system, wherein the distributed online/offline node detection module comprises a parallel analog-to-digital conversion module and a signal processing module so as to realize distributed detection of asmart grid. In the technical scheme provided by the invention, a plurality of analog-to-digital conversion chips are connected in parallel and an analog signal is sampled, so that high-accuracy sampling rate of signals is increased and the detection requirement on transient power quality signals is met; based on a programmable logic chip, online analysis and data compression are realized by a parallel signal processing algorithm; a distributed database is adopted, so that system reliability is enhanced and system upgrade is promoted; and a global positioning system (GPS) and a communication network module are adopted, so that a distributed network system is realized, and power quality monitoring of the smart gird is supported powerfully.

The invention provides a wireless network data communication equipment monitoring system and an equipment monitoring method. The monitoring system includes a network topology module, an equipment management module, a configuration management module, a statistical analysis module, a system management module, an acquisition information module, and a Trap information module. The monitoring system displays the equipment state in real time, performs real-time monitoring and checking of the integral performance information of equipment to be managed and the interface performance information, customizes the alarm state and equipment alarm monitoring, configures the basic parameters of a physical interface, makes statistics of the alarm level of the equipment to be monitored and displays the percentage of the different alarm levels, provides the real-time monitoring of the whole network, sends the real-time monitoring information on time, and automatically reports the information on time. The system saves a lot of manpower resources, and the equipment information and the alarm information to be needed can be acquired by logging the system, the monitoring time cost is saved, the wireless network equipment is scientific and convenient in monitoring, the management is refined, and the work efficiency is greatly improved.

The invention discloses a method for integrating a power equipment state monitoring device. The technical scheme is that: a seamless communication server consists of a communication interface, a protocol converter and an ACSI server, and an IEC 61850 client is directly connected with the ACSI server; and transmission and transformation state online monitoring devices in different types are accessed through the provided communication interface. In the method, a mapping rule is established between a traditional protocol and the IEC 61850 by a mapping rule editor; the protocol converter finishes protocol conversion between the traditional protocol and the IEC 61850 by using the mapping rule so as to realize the communication between different transmission and transformation state online monitoring devices and the ACSI server to realize communication between the different transmission and transformation state online monitoring devices and the IEC 61850 client. The method for integrating the power equipment state monitoring devices radically solves the problem that the conventional power grid state online monitoring devices are difficult for interoperation and information sharing, and can better meet the requirements of an intelligent power grid on panoramic state information monitoring.

The invention discloses an image signal processing method and system. The method comprises the steps of carrying out light sensitization on a visible light waveband of a to-be-imaged region light signal via a first imaging unit to generate a first image signal, wherein the first image signal includes color information; carrying out the light sensitization on at least infrared waveband of the to-be-imaged region light signal via a second imaging unit to generate a second image signal, wherein the second image signal includes brightness information; and carrying out synthesis on the first image signal and the second image signal to generate a synthetic image having the color information and the brightness information. According to the image signal processing method and system disclosed by the invention, the synthetic image having multiple advantages can be generated, and the requirements on two monitoring environments of low illumination and through-frog relatively concerned in the guard field can be met.

The invention relates to a panoramic video traffic situation monitoring method and system. The method comprises the following steps that a. videos of fields under monitoring are acquired by one group or multiple groups of video acquisition equipment; b. the acquired field videos are spliced into a panoramic video; c. real-time analysis of traffic flow speed and density is performed on the panoramic video so that traffic state data are obtained; d. information registration and fusion processing is performed on the panoramic video, the traffic state data and GIS maps including the fields under monitoring so that GIS live maps are formed; and e. the GIS live maps are pushed to monitoring display equipment. The system comprises the video acquisition equipment, GPU splicing modules, a traffic flow analysis module and an information registration and fusion processing module which are connected in turn according to information flow. The information registration and fusion processing is connected with the adaptive interface of the monitoring display equipment in a bidirectional communication way. High-efficiency and no-blind-area traffic video monitoring is realized under the condition of limited hardware investment.

Monitoring device is composed of resistance divider circuit, multiway switch circuit, difference operational amplification circuit, A/D conversion circuit, single chip and CAN communication circuit connected in sequence and communication interface to main controller of fuel cell. The device is capable of monitoring voltages of 59 single cells in fuel cell pile. Combining multiple disclosed monitoring devices with communication between main controller and each equipment realized through CAN network can monitor more cells. Features are: small size, low cost, easy of expansion, high measuring accuracy (maximum absolute error less than 0.08V) and quick measuring speed (time for measuring 59 single cell is less than 0.05 second).

The invention discloses end-to-end session key consultation method and system for supporting lawful interception. A session key consultation process initiated from a first terminal to a second terminal comprises the following steps of: carrying out session root key consultation by the first terminal and a first identity location register (ILR) to which the first terminal belongs; after generating and storing the session root key Kas of the session, generating a session key by the first terminal, and initiating an end-to-end session key request to the second terminal; when a first ILR of the second terminal is the ILR to which the second terminal belongs, directly transmitting a received key consultation parameter to the first ILR; after the first ILR generates and stores the session key, transmitting to the second terminal directly in the mode of ciphertext; deciphering the ciphertext by the second terminal to obtain the session key therein; and making a session with the session key by the first terminal and the second terminal, wherein the session key comprises a session encryption key. When providing end-to-end encryption, the system also satisfies the requirement on intercepting the end-to-end conversion by a legitimate institution.

The present invention provides a monitoring and management system for underground pipe gallery. The monitoring and management system includes an inspection robot, an integrated monitoring system, anda data analysis and evaluation system; the inspection robot is in network communication connection with the data analysis and evaluation system; the integrated monitoring system is in network communication connection with the data analysis and evaluation system; the inspection robot moves along a track arranged within the underground pipe gallery; the integrated monitoring system comprises a plurality of different monitoring systems which are used for monitoring different targets; and the data analysis and evaluation system receives data reported by the inspection robot and the integrated monitoring system, analyzing the received data and executing preset operation corresponding to the result of analysis. The monitoring and management system for underground pipe galleries is used for realizing automatic monitoring and real-time data reporting in order to overcome shortcomings in the prior art and improve efficiency so as to fully meet the monitoring needs of the underground pipe gallery.

The invention discloses loop-mediated isothermal amplification (LAMP) primers, a kit and a detection method for detecting common carbapenemase genes of gram negative bacilli. In the LAMP primers disclosed by the invention, klebsiella pneumoniae carbapenemase (KPC) and new delhi metallo-b-lactamase (NDM) primer groups can detect all subtypes except for NDM-10; hypoxanthine nucleotide (IMP) and vimentin (VIM) primer groups can detect common subtypes at home and abroad. The LAMP kit built by the invention is applied to joint detection of KPC, NDM, IMP and VIM genes, can cover the common carbapenemase genes of non-fermentative bacteria and enterobacteriaceae, can accurately and quickly screen the common carbapenemase genes, and has great clinical significance for timely detecting and further controlling fulminant epidemic caused by propagation of the carbapenemase genes in enterobacteriaceae. The kit disclosed by the invention is high in detection sensitivity and the minimum detection limits of the KPC, NDM, IMP and VIM genes can reach 100 CFU/reaction.

A cloud cooperation general intelligent remote monitoring system, including a cloud collaboration center, a browser terminal, a mobile APP terminal, a remote maintenance terminal, user equipment, and a cloud cooperation general intelligent monitoring module; the cloud collaboration center consists of a cloud server, a cloud database, and a cloud monitoring platform The cloud monitoring platform is deployed on the cloud server, and the cloud collaboration center is connected to the general intelligent monitoring module of the cloud association through the Internet; the user equipment is connected to the general intelligent monitoring module of the cloud association; the general intelligent remote monitoring module of the cloud association is equipped with a device configuration information module , I/O configuration module, smart device configuration module, register configuration information module, I/O channel data detection module, RS485 communication interface detection module, RS232 communication interface detection module, CAN communication interface detection module, Ethernet communication interface detection module, Communication port data transparent transmission module, data packet module.

The invention discloses a smart trolley and a visual smart home control method based on the smart trolley. A user sends a control command to a user account in the internet by operating a mobile phone, a computer monitors the user account to obtain control information and sends a control command through a wireless transmission device, the trolley receives the control command, and furniture can be controlled. The invention is easy to operate and applicable to all families. A personalized map can be drawn according to the indoor layout of different families.

The invention provides a resource monitoring system and a working method. The system comprises a data collection module which is used for collecting the monitoring index data of a mixed resource, andtransmitting the collected monitoring index data to a data processing module, a data processing module used for receiving the monitoring index data sent by the data acquisition module, forming alarm information for the monitoring index data meeting a preset alarm rule by using Prometres, and triggering alarm of corresponding resources, and a data storage module used for storing the monitoring index data received by the data processing module. Prometheus is an open-source monitoring alarm system, is provided with a time sequence database, is written based on Golang, and is high in performance;monitoring index acquisition is carried out through various exporters, and monitoring of various mixed resources such as physical/virtual nodes, network nodes, container clusters, middleware/databasesand applications is supported.

The invention discloses a river water environment environmental protection treatment pollution source monitoring and management system based on big data. The system comprises a river channel region division module, a region water body sampling module, a region water quality parameter acquisition module, a region water quality parameter comparison and analysis module, a pollution sub-region inflowport statistics module, a water quality parameter database, an inflow port water body quality parameter acquisition module, an analysis cloud platform and a display terminal. According to the system,the whole riverway is subjected to regional division, the water quality parameters of the sub-regions are compared with the water quality parameters of the adjacent sub-regions to determine the sub-regions with pollution, and meanwhile, the water quality parameters are collected at the flow inlets in the sub-regions with pollution so that the pollution flow inlets of the sub-regions with pollutionare counted, the monitoring efficiency is improved, the monitoring period is shortened, the cost of monitoring equipment is reduced, and the requirement for monitoring the water environment pollutionof the river channel with a large length and a large number of inflow ports is met.

The invention discloses a power distribution network equipment utilization rate assessment index system considering distributed power supply accessing. The index system comprises (1) different equipment utilization rate evaluation standards: the equipment limit load capability, the equipment safe load capability and the equipment economic operation range; and (2) power distribution network equipment utilization rate assessment indexes of three different time scales of "electric power-electric quantity-whole life cycle". With application of the assessment index system, the assessment considersthe equipment utilization rate of the regional power grid to which the distributed power supplies are accessed, and the equipment utilization situation is reflected from different time scales and different assessment standards so that whether equipment utilization is reasonable can be more comprehensively and fully reflected, the monitoring requirements under different application scenes can be met and thus the promotion measures for the power distribution network equipment utilization rate can be put forward in a targeted way. The solution for the problems that the assessment result of the present power distribution network equipment utilization rate assessment system is single and distributed power supply accessing cannot be comprehensively and fully reflected can be provided.

The present invention relates to a monitoring method, in particular to a low altitude target monitoring method. According to the present invention, a phased array radar antenna of which the pre-elevation angle is plus 15 degrees is used, in each pulse cycle of the antenna azimuth mechanical scanning, 8 beams of progressive full-covering electric scanning radar wave pulse signals of which the pre-elevation angles are between minus 15 degrees and plus 15 degrees are emitted out orderly relative to the normal direction of the phased array radar antenna, and according to an echo signal of a radar, the space coordinates of an object relative to the radar are detected. The monitoring method of the present invention can search and track the aerodynamic objects in the low-altitude airspace of which the altitudes are 3000 meters or less, such as the miniature airplanes, the paragliders, the unmanned aerial vehicles, etc., realizes the low-altitude blind compensation to the remote air traffic management primary radar, and forms the three-coordinate motion situation of the low-altitude objects.

The invention discloses a dynamic state estimation method based on self-adaptive volume Kalman filtering, which is used for realizing accurate estimation of a dynamic state variable of an electric power system generator. According to the method, a fading memory index weighted Sage- Husa noise statistical estimator is introduced into volume Kalman filtering; and the mean value and the variance of the time-varying system noise are dynamically estimated and corrected, the influence of system noise matrix mismatching on the state estimation precision is inhibited, and the accurate estimation of the state variable of the generator is improved. The algorithm considers the actual engineering background, is simple and convenient, and has high engineering application value.

The invention provides a sweat monitoring and sensing system, a patch and a preparation method of the patch, wherein the preparation method comprises the following steps: preparing a flexible extensible substrate; manufacturing hydrophilic tapping silicone sponge; manufacturing multiple sensing chips; transferring each sensing chip onto the flexible extensible substrate, and arranging the hydrophilic tapping silicone sponge at the top of each sensing chip. The patch has a simple structure, is convenient to prepare and is conducive to meeting monitoring requirements.

The invention discloses a GPS (global positioning system) terminal mileage statistical method based on a satellite positioning technology. The GPS terminal mileage statistical method comprises the following steps: determining whether a GPS terminal is in an ACC (adaptive cruise control) state currently, determining whether the GPS terminal is in a positioning state currently and calculating a generated moving distance, determining whether the generated moving distance is required to be revised or not according to the current state of the GPS terminal, taking the value of the generated corresponding moving distance as a mileage statistical result, and the like. By utilizing the GPS terminal mileage statistical method based on the satellite positioning technology, the GPS terminal mileage statistical accuracy can be effectively improved.

The invention provides a remote optical fiber cable temperature detection alarm system and method. If it is monitored that a cable breaks down, the temperature of a fault point rises, the attenuation of an optical signal in the transmission process in a temperature-sensing optical cable is over large, and finally the optical power of received light collected at the optical signal output end of the temperature-sensing optical cable drops abnormally and substantially; whether the monitored cable breaks down or not is judged by monitoring data of the optical power of emitted light and data of the optical power of the received light. By means of the remote optical fiber cable temperature detection alarm system and method, the technical requirement for a laser device, light-sensing signals and signal processing is low, later maintenance technology is simple, the effective life is long, the monitoring distance is long, the cost is low, and popularization and use are facilitated.

The invention provides a high-speed network message monitoring and analyzing method and system supporting custom rules, and belongs to the technical field of network information security. The system comprises a system initialization module, a message capture module, a rule analysis module, a message analysis module, a message matching module and a result split charging and formatting output module. The method comprises the following steps: analyzing user-defined rules, optimizing matching conditions, and compiling the matching conditions into a tree-shaped matching search library; analyzing the captured message layer by layer, extracting a protocol field, and carrying out packet mode matching in a matching search library; caching and recombining the TCP message, extracting stream data, andperforming stream mode matching in a matching search library; and outputting the hit message after formatting and packaging the hit message according to the response action. According to the invention, network message monitoring of a self-defined rule is realized, flow mode analysis and matching based on data flow caching and flow recombination are provided, and security event monitoring requirements in different scenes can be met.