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104results about How to "Learn about the operation" patented technology

Highway road section traffic state discrimination method based on charging data

The invention relates to a highway road section traffic state discrimination method based on charging data. The method comprises the steps of: 1, dividing basic road sections of a highway; 2, processing highway charging data and obtaining a road section traffic volume curve; 3, comparing the similarity of the curves of all road section flows changing with time, and obtaining a similarity coefficient; 4, according to the road section similarity coefficient, dividing the road sections into categories of a preset number; and 5, discriminating the traffic states of each kind of road sections after the classification. By adopting the method, the traffic states of different road sections of the highway can be effectively judged.
Owner:BEIHANG UNIV

Heating device for gas humidifier

The invention discloses a heating device for a gas humidifier. The heating device comprises a casing, a heating disc assembly and a center control module. The heating disc assembly is provided with a heating disc and is installed on the casing, and the heating disc is exposed above the casing. The center control module comprises a power source assembly, a human-computer interface and a main control circuit board assembly, wherein the power source assembly and the main control circuit board assembly are fixedly installed on the casing and accommodated in the casing, and the human-computer interface is installed on the casing and exposed on the side of the casing. The human-computer interface is electrically connected with the power source assembly and the main control circuit board assembly and operates the center control module by controlling and sending data. By optimal design of the casing, danger of burning and scalding and faults such as open circuit are effectively avoided, and danger of electric leakage and electric shock can be effectively avoided by optimal design of the heating disc assembly. By optimal design of the center control module, a whole humidifying system is high in intelligence degree, safe and reliable.
Owner:VINCENT MEDICAL (DONG GUAN) MFG CO LTD

Remote meter reading system based on power distribution system

The invention discloses a remote meter reading system based on a power distribution system. The control data processing module is used to upload the data information collected by the data acquisition unit to the on-site communication module of the monitoring center; the monitoring center includes: an account management module that manages according to cloud user accounts, analyzes the collected data information and provides decision-making The intelligent algorithm module is a transmission security module that provides network transmission and encryption and decryption functions. The system obtains electricity consumption information in a timely manner, with fast transmission speed, high accuracy and good real-time performance; the meter reading process is fully automatic, with high sensitivity and anti-interference ability, and the production cost is low, which is economical and reliable.
Owner:ZOUPING POWER SUPPLY CO

Dust remover operation and maintenance diagnosis and filter bag real-time life management method

The invention discloses a dust remover operation and maintenance diagnosis and a filter bag real-time life management method. After smoke parameters and device operation parameters are collected, the data is transmitted to a data transmission service center though a wireless network, various parameters in a dust remover are obtained in real time effectively and quickly, and running conditions of a dust remover are obtained in the shortest time; a detection is conducted and exceptional events are submitted through a parameter monitoring module, a dust remover state analysis result and a filter bag life estimating analysis result are subjected to contrastive analysis and specialist analysis with an operation and maintenance experience database, and the monitoring alarm and the comprehensive diagnostic analysis for the parameters by the dust remover are achieved; according to the diagnosis and the method, after the dust remover state analysis result and the filter bag life estimating analysis result are subjected to contrastive analysis with the operation and maintenance experience database, an analysis report and a solution scheme are obtained after the specialist analysis, risk estimating is truly achieved, the fault occurrence is prevented, and a basis of scientific and reasonable using of the dust remover is provided.
Owner:XIAMEN ZHONGCHUANG ENVIRONMENTAL TECH CO LTD

Vehicle-mounted fault detection and early warning system

A vehicle-mounted fault detection and early warning system disclosed by the present invention mainly comprises a vehicle-mounted MCU, an on-board diagnostics (OBD) system interface, an ABS signal acquisition module, an automatic transmission connection module, a car light data acquisition module, a voice communication module and a 4S store detection, maintenance and service platform. The vehicle-mounted fault detection and early warning system of the present invention can accurately detect the vehicle faults and the concrete faulted parts and positions, alarms the faults, does not need to the professional instruments, does not require the technology levels for overhauling personnel, is convenient to carry, and can timely troubleshoot the faults which are not observed by the operators easily, but possibly cause the serious consequences.
Owner:JIANGSU TIANAN SMART SCI & TECH

Bus bunching predication method based on IC card data

The invention discloses a bus bunching prediction method based on IC card data, and belongs to the technical field of public transport information processing. The prediction method comprises the steps of bus IC card data collection, data processing, practical bus bunching state detection, data training and learning and bus bunching prediction, wherein bus bunching prediction uses a least square support vector machine (LS-SVM) algorithm. IC card data of buses is combined, a lot of passenger information is extracted from multiple buses, a vehicle-mounted GPS system is not needed, operation is convenient and rapid, and the data processing cost is reduced; the LS-SVM algorithm can be used to realize bus bunching prediction more rapidly and more effectively, passengers can better understand operation state of buses and regulate travel time reasonably, and a public transport operation department can adjust the departure interval of buses timely and improve the service level of public transport; and data processing is simple, the cost is low, and the prediction precision is higher.
Owner:BEIHANG UNIV

Vibration and acoustic transmission signal regulation instrument for detecting mechanical faults

The invention discloses a vibration and acoustic transmission signal regulation instrument for detecting mechanical faults, belongs to the technical field of mechanical equipment fault detection instruments and is used for detecting mechanical equipment faults. The vibration and acoustic transmission signal regulation instrument consists of a resonance modulation part and a normal signal processing part, wherein the resonance modulation part comprises a program controlled amplifying circuit, a high Q-factor band-pass filter, a secondary resonance circuit, an envelop detection circuit and anti-aliasing circuits; the normal signal processing part comprises a channel selection circuit and an anti-aliasing circuit; a sensor for detecting faults is connected with the program controlled amplifying circuit; the program controlled amplifying circuit is connected with the high Q-factor band-pass filter and the channel selection circuit respectively; the high Q-factor band-pass filter is connected with the secondary resonance circuit, the envelop detection circuit and the anti-aliasing circuit; the channel selection circuit is connected with the anti-aliasing circuits; and the anti-aliasing circuits are both connected with an A/D (analogue-to-digital) acquisition card. By using a vibration and acoustic transmission signal regulation technique, the vibration and acoustic transmission signal regulation instrument is good in effect of extracting fault signals of mechanical equipment and is precise in fault diagnosing.
Owner:宣化钢铁集团有限责任公司 +2

IOT type medium and small-sized network anti-counterfeiting tracking antitheft electronic car license plate

The invention discloses an IOT (Internet of Things) type medium and small-sized network anti-counterfeiting tracking antitheft electronic car license plate, which comprises a panel, a sandwich layer, a bottom cover, a core control module box and an electronic oil path vector valve, wherein the sandwich layer comprises a storage chip, a radio frequency coil, a signal emitting coil, a GPS (Global Positioning System) chip, a communication control chip and a piece battery pack; and the core control module box comprises a GPS chip, a central processing chip, a signal emitting antenna, a 3G (3rd-Generation) interface module, a network serial port interface module and a charging battery management module. The IOT type medium and small-sized network anti-counterfeiting tracking antitheft electronic car license plate adopts an IOT mode; detail information of a car installing the electronic car license plate can be really shown; and a certain anti-counterfeiting effect is achieved on phenomena of counterfeiting, fake plate and forging in car management. Meanwhile, the IOT type medium and small-sized network anti-counterfeiting tracking antitheft electronic car license plate is used as an IOT product, a credit record is built for each car provided with the IOT type medium and small-sized network anti-counterfeiting tracking antitheft electronic car license plate; the driving of the car is properly managed and controlled; and the behavior of illegally using the car is controlled and monitored. The IOT type medium and small-sized network anti-counterfeiting tracking antitheft electronic car license plate is a better measure and an auxiliary method aiming at the world counter-terrorism event behaviors in the existing IOT products.
Owner:SHANGHAI N T INVESTMENT MANAGEMENT

Wind energy electric field communication controller, system and centralized control method

The invention relates to the field of communication and control of a wind energy electric field, in particular to a wind energy electric field communication controller, a system and a centralized control method. A communication unit of the communication controller communicates with a plurality of fan servers through a plurality of fan server interfaces and communicates with a centralized control server; a matching unit identifies an acquisition message or identifies a control message sent by the centralized control server and matches a communication protocol corresponding to the acquisition message or the control message; a reading unit acquires fan information in the acquisition message or acquires control information in the control message according to the communication protocol; and a packaging unit packages the fan information into a data message of a preset protocol and sends the data message to the centralized control server through the communication unit, or packages the control information into a sub-control message supported by a corresponding fan server protocol and sends the sub-control message to the fan server through the communication unit. By the method, different brands of fans made by different manufacturers in a plurality of wind electric fields can be controlled in a centralized mode.
Owner:BEIJING ENERGY INVESTMENT HLDG +1

Online monitoring and diagnosis device and method for intelligent pre-filter

The invention provides an online monitoring and diagnosis device and method for an intelligent pre-filter. The device comprises an intelligent sample distribution system and an intelligent diagnosis unit, wherein the intelligent sample distribution system and the intelligent diagnosis unit are sequentially connected to the pre-filter, and additionally, the intelligent diagnosis unit is sequentially connected with a pre-filter operation PLC (programmable logic controller) upper computer and a pre-filtration operation PLC through a communication interface; the intelligent sample distribution system comprises a sample cooling device, a sample distribution device and an online laser particle counter; the intelligent diagnosis unit comprises a switch, a diagnosis assessment module and a communication interface module; the intelligent sample distribution system monitors the quantity, the size, and particle size distribution indexes of suspended particles in multiple paths of water samples and transmits data to the intelligent diagnosis unit, and the intelligent diagnosis unit acquires operation data of the pre-filter from a program control system. Single and comprehensive analysis assessment indexes are adopted, the operation conditions of the pre-filter and a unit are comprehensively diagnosed and assessed, real-time and intelligent instructions are provided for operation of the pre-filter, and the operation level is improved.
Owner:XIAN TPRI WATER & ENVIRONMENTAL PROTECTION +1

Ship all-vanadium redox flow battery galvanic pile module

The present invention provides a ship all-vanadium redox flow battery galvanic pile module, comprising a box body, a housing, a negative plate, a diaphragm, a positive plate, a negative column, a positive column, a first liquid injecting hole, a second liquid injecting hole, an air inlet, a cooling fan, a alkaline adsorption board, and an active carbon filter screen. The diaphragm is installed in a middle position inside the housing, the positive plate and the negative plate are symmetrically assembled upper and lower sides of the diaphragm, the positive column and the negative column are symmetrically installed on left and right sides of an upper end face of the housing, the first liquid injecting hole is installed on a left end face of the housing, the second liquid injecting hole is assembled at a bottom position of the first liquid injecting hole, the air inlet is disposed inside a right end face of the box body, the cooling fan is installed inside the right end face of the box body behind the air inlet, the alkaline adsorption board is assembled behind the cooling fan, and the active carbon filter screen is installed outside the right end face of the box body. The ship all-vanadium redox flow battery galvanic pile module is novel in structure, reasonable in technique, strong in power storage capability, high in running stability, and safe and reliable.
Owner:安徽浙科智创系统服务有限公司

Traction elevator health state characteristic parameter extraction method based on big data analysis

The invention provides a traction elevator health state characteristic parameter extraction method based on big data analysis. The method comprises the following steps of determining the risk distribution condition of a traction elevator; determining at least one risk point of the traction elevator based on the risk distribution condition; determining the weight coefficients corresponding to the at least one risk point based on a judgment matrix; determining the health state characteristic parameters required to be extracted by the traction elevator on the basis of the weight coefficients corresponding to the at least one risk point; determining an extraction mode of the health state characteristic parameters based on the signal types of the health state characteristic parameters. According to the traction elevator health state characteristic parameter extraction method, the operation condition of the elevator is known by carrying out on-line monitoring on the elevator, a data basis isprovided for the intelligent direction development of the elevator, the operation state and the problem of the elevator can be clearly known on the basis of the health state characteristic parameters, potential safety hazards existing in the elevator can be found in time, and the elevator supervision level related to public safety is improved.
Owner:BEIJING SPECIAL EQUIP INSPECTION & TESTING CENT

CORS (continuously operating reference station) application management system

The invention discloses a CORS (continuously operating reference station) application management system, comprising a reference station network, a data processing module, a user management module and a website management module. The reference station network is composed of a plurality of reference stations distributed in control area and is used for continuously acquiring GPS satellite observation data and transmitting the GPS satellite observation data to the data processing module. The data processing module is used for receiving a pseudo-range observation value of a user terminal, calculating revised positioning data by combining the GPS satellite observation data and sending the positioning data to the user terminal. The user management module is used for recording account information of different users and carrying out statistics on consumption information of the users. The website management module is related with the user management module, is used for providing account information and consumption information of the users for the users after successful login of the verified users and is used for issuing a satellite distribution diagram and ionized layer variation diagram of the reference station at regular intervals. By utilizing the CORS application management system, accurate positioning service can be provided for the users, the users can conveniently inquire account information and consumption information, and the users also can obtain latest running condition of CORS through network.
Owner:GUANGZHOU URBAN PLANNING & DESIGN SURVEY RES INST
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