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1431results about How to "Guarantee property security" patented technology

Intelligent household electrical appliance operating authorization control method and device

The invention discloses an intelligent household electrical appliance operating authorization control method and device, relates to the technical field of intelligent household electrical appliances, and aims to solve the problems that an authorization control method of an intelligent household electrical appliance easily brings hidden dangers of family member and property safety and the intelligent household electrical appliance is inconvenient to use in the prior art. The method includes the steps: receiving access request messages containing identity information of users from clients; determining whether the users have operating authorizations for each function of each intelligent household electrical appliance according to the identity information of the users or not; transmitting the information of the intelligent household electrical appliance with the operating authorizations and corresponding function information of the intelligent household electrical appliance to the clients, and shielding the information of the intelligent household electrical appliance without the operating authorizations and the corresponding function information of the intelligent household electrical appliance towards the clients.
Owner:HAIER YOUJIA INTELLIGENT TECH (BEIJING) CO LTD +1

Method for integrated comprehensive management of gas in low-permeability single coal bed

The invention relates to a method for integrated comprehensive management of gas in a low-permeability single coal bed, which can effectively solve the problem of comprehensive management and utilization of the gas. A technical scheme of the method comprises the following steps of: firstly, drilling holes, wherein a high-torque drilling machine and a rifle or a trihedral drill stem are used for solving the phenomenon of clamping the drill stem caused by collapsing and jetting of the holes in the hole drilling process; and then, performing hydraulic fracturing permeability improvement on the coal body, drilling holes for pre-split blasting, performing gas drainage, and recycling the drained gas, thereby implementing the integrated management of the gas. With the method provided by the invention, the permeability of the coal body is improved, a pre-draining rate of the gas is improved, and the drained gas is recycled, so that the drilled holes are radically prevented from being blocked in the construction process, the problem of difficulties in draining the gas in the low-permeability coal bed with a drilling tool having insufficient capability in the drilling construction is solved, consequently, outburst risk of the coal and the gas is reduced, outburst accidents of the coal and the gas are reduced and even avoided, and mine production safety and lives of coal mine workers are ensured, so that the method brings great economic and social benefits.
Owner:平顶山天安煤业股份有限公司十矿

Machine vision-based fatigue driving pre-warning system suitable for smart phone

The invention discloses a machine vision-based fatigue driving pre-warning system suitable for a smart phone. The machine vision-based fatigue driving warning system comprises the smart phone which acquires the facial information of a driver through a camera and acquires the speed information, the acceleration information and the gravitational acceleration information of a current vehicle through a sensor information acquisition module, a fatigue detection module which judges the fatigue state of the driver by detecting an eye movement status and the change of head posture of the driver, a driver behavior analysis module which is used for modeling the driving status information of a user comprehensively, and comparing the model of the driving status information with a statistical analysis method model to assist the judgment for the current behavior status of the driver, and a pre-warning module which is used for comparing the fatigue detection result with the driving behavior analysis result comprehensively, and giving a fatigue alarm by a voice prompt. The driving behavior is analyzed automatically to form a data analysis library, and a mobile phone acceleration sensor is combined to judge the dangerous driving behavior of the driver.
Owner:清华大学苏州汽车研究院(吴江)

Business logistics safe payment method based on cash on delivery

The invention relates to a business logistics safe payment method based on cash on delivery. After a hand-held POS terminal of a delivery man is connected with a mobile intelligent terminal of an addressee, the hand-held POS terminal and the mobile intelligent terminal respectively send their respective current positions, current position noise and air humidity to an authentication mechanism, the authentication mechanism, when determining that two payment sides are disposed within a safe transaction space distance and a current position noise difference and an air humidity difference between the two sides are within safety scopes, sends transaction secret keys to the two payment sides of cash on delivery, and the mobile intelligent terminal, according to conditions of already constructed left and right hand-pressing pressure databases of each button, when determining that a current payment password is input by a legal owner, transferring a fee to the account of a logistics company. In a cash-on-delivery transaction process, a tax supervision system monitors in real time a transaction order completion condition, and after a transaction succeeds, a banking system plays the role of deducting business taxes for a trade company and the logistics company.
Owner:ZHEJIANG WANLI UNIV

Automatic monitoring and alarming system for vehicle traffic safety

The invention relates to an automatic monitoring and alarming system for vehicle traffic safety. The automatic monitoring and alarming system comprises a vehicle-mounted system, a group vehicle monitoring system and a wireless communication system, wherein the vehicle-mounted system is arranged inside a vehicle, the group vehicle monitoring system administrates vehicles, and the wireless communication system keeps real-time communication between the vehicle-mounted system and the group vehicle monitoring system. The vehicle-mounted system is connected with a camera module, a sound pickup, a flammable and combustible material detection module, a GPS module, a vehicle control unit, an alarming system and the wireless communication system. When the vehicle-mounted system finds that the vehicle is about to or has been stolen, the group vehicle monitoring system is automatically informed through the wireless communication system, and the group vehicle monitoring system is made to inform the public security and group related personnel while the alarming system is made to work; the group vehicle monitoring system achieves vehicle control in an automatic intelligence or artificial direct intervention mode through the wireless communication system in necessity, and safety of a driver and safety of legal workers on the vehicle are protected to the maximum extent. The automatic monitoring and alarming system can rescue vehicles in danger through the group and the public security in time.
Owner:FUZHOU UNIVERSITY

Gob natural fire control method

InactiveCN102828767AThe temperature is not easy to riseImprove fire prevention effectDust removalFire preventionCoalEnvironmental resource management
The invention relates to the coal mine safety technology and discloses a gob natural fire control method which has good effect of fire preventing and extinguishing. The gob natural fire control method comprises the following steps: pouring nitrogen, wherein a nitrogen pouring point is 30 to 60 meters from a working face, and the amount of the liquid nitrogen is 2000m3/h; reducing the air leaking volume of a gob, and reducing the pressure difference of the working face, and controlling the pressure difference of the working face within 120Pa; blocking the leakage within an area in which the tight caving cannot be achieved due to the cantilever beams formed at an air inlet side and an air return side of the gob through a top plates, and timely closing a transverse rail at the gob; accelerating the advance velocity of the working face, wherein the working face is at the speed of 4m/d; increasing the recovery ratio; and controlling the thickness of the residual coal to be below 1.3 meters. According to the gob natural fire control method, a comprehensive working face gob comprehensive fire preventing and extinguishing measure based on 'nitrogen pouring first, leakage blocking, wind resisting, accelerating of advance velocity and recovery rate increasing second' is proposed, and measure implementing parameters are provided; with the adoption of the method, the effect of preventing and extinguishing the fire of the gob can be improved; and the mining on the working face can be ensured to be smoothly carried out.
Owner:DATONG COAL MINE GRP

Dynamic authorization system for office building visitors and management method

The invention provides a dynamic authorization system for office building visitors.The dynamic authorization system comprises an integrated control center module, a database module, a single passing gate, at least one access terminal device which is used as an information interaction medium between the external visitors and the dynamic authorization system for the office building visitors and used for inputting access information and displaying authorization information, at least one access mobile terminal which is used as another information interaction medium between the external visitors and the dynamic authorization system for the office building visitors and used for inputting the access information and displaying the authorization information and at least one accessed mobile terminal which is used as an interactive interface of department office personnel and used for achieving information display and an authorization operation of the external visitors.The dynamic authorization system has the advantages of being intelligent, reliable, convenient and rapid to operate and the like; by performing real-time dynamic authorization management on the external visitors of an office building, strict monitoring on the external visitors going in and out the office building and related data recording are achieved, and normal official business handling, the personal safety and the property safety of office building workers are guaranteed.
Owner:XIANNING POWER SUPPLY COMPANY OF STATE GRID HUBEIELECTRIC POWER +1

Household electrical appliance state information notification method and household electrical appliance state information notification device

The invention relates to a household electrical appliance state information notification method which comprises the steps of receiving state information of a household electrical appliance; determining whether terminal equipment leaves the control range of a household electrical appliance control center according to wireless network connecting state of the terminal equipment or position information of the terminal equipment; and when a fact that the terminal equipment leaves the control range of the household electrical appliance control center is determined, transmitting the state information to the terminal equipment according to cloud service identification of the terminal equipment. The household electrical appliance state information notification method has functions of realizing transmission of state information of each household electrical appliance to the terminal equipment according to the cloud service identification, making a user master the use state of the household electrical appliance in time, reducing safety accident probability, and improving using safety of the household electrical appliance. The invention further discloses a household electrical appliance state information notification device for realizing the household electrical appliance state information notification method.
Owner:XIAOMI INC

Stress-gradient-based method for dividing coal impact ground pressure danger area

The invention discloses a stress-gradient-based method for dividing a coal impact ground pressure danger area. The method comprises the following steps: collecting geological data; simulating a mining value; calculating stress space distribution data and stress time distribution data; dividing an impact danger area; simulating the divided impact danger area according to the above values after a working surface is mined, monitoring stress of the area on line in real time to obtain a stress filed of the monitoring area, repeating the above steps, collecting geological data, dividing, forecasting and early warning the impact ground pressure danger area according to stress data. According to the stress-gradient-based method for dividing the coal impact ground pressure danger area, an impact ground pressure is forecasted and early warned due to a coupling relation existing between the stress gradient of the area and the coal rock impact damage condition; the impact danger area is divided according to the abnormal stress gradient; the method is strong in applicability and high in accuracy, is capable of accurately forecasting and early warning the impact ground pressure danger area and ensuring the property safety of mine and the life safety of workers, and has great significance to the coal mine safety.
Owner:CHINA UNIV OF MINING & TECH

Vehicle-driving control method and device for Intelligent fault diagnosis and driving behavior analysis

The invention provides a vehicle-driving control method for intelligent fault diagnosis and driving behavior analysis, comprising the following steps of: reading a fault code inside an electronic control unit of an engine of a vehicle and analyzing the fault code into fault information of the vehicle by connecting a microcontroller with a vehicle diagnosis interface through a K line driver, and displaying the vehicle fault information on an LCD (Liquid Crystal Display) screen of a man-machine interaction unit; acquiring real-time state information of the vehicle by connecting the microcontroller with the vehicle diagnosis interface through a CAN (Controller Area Network) driver, and storing the acquired real-time state information into a data storage according to a fixed format; copying data stored in the data storage into a USB flash disk through a USB interface so as to carry out data analysis by application software matched with a device, and providing a driving behavior analysis result. The invention realizes the real-time data acquisition and storage functions of the integral vehicle so that the bad driving behaviors of drivers are corrected in time, also provides real data foundation for accurate fault maintenance and ensures that the comparison of real oil consumption and oiling quantity is evidence-based by providing a display function of a regional total oil injectionquantity.
Owner:QIMING INFORMATION TECH

Early-warning system and method for danger of express delivery vehicle

The invention relates to an early-warning system and method for danger of an express delivery vehicle. A system monitoring terminal node collects environment parameter monitoring data in a compartment and position monitoring data of an express delivery vehicle and sends the data to a coordinator; the coordinator gathers the monitoring data and sends the data to a gateway module; the gateway module carries out processing on the monitoring data and then carries out data frame format conversion and protocol conversion, and then uploads the processed data to a cloud server; the cloud server receives the data information transmitted by the gateway module and stores the data information into a database, and the gateway module sends the data information to an alarm unit simultaneously; and the alarm unit determines whether the data information is abnormal; if so, the alarm unit sends an alarm signal out and transmits the alarm information to the gateway module and the cloud server in real time; and if not, safety information is transmitted to the gateway module in real time and is displayed on a display screen. According to the invention, early-warning for danger that may occur during transportation of the express delivery vehicle is realized; the safety transportation of the express delivery vehicle is guaranteed; and the security and survivability of the system are high.
Owner:JILIN UNIV

Air conditioner and control method thereof

The invention discloses an air conditioner and a control method thereof. The air conditioner comprises a control component, an indoor unit on an indoor side and an outdoor unit on an outdoor side, wherein the indoor unit and the outdoor unit are connected through a pipeline to form a circular loop; a leakage detector for detecting the concentration of a combustible refrigerant is arranged near an electric control box of the indoor unit or near an air outlet; the air conditioner also comprises an air exchange device; the air exchange device comprises an air exchange fan with an air exchange motor; an air inlet of the air exchange device is provided with a filter screen and an insect-proof net; and an air outlet of the air exchange device is provided with a baffle which is opened with the rotation of the air exchange motor and closed with the stop of the air exchange motor. According to the invention, as the leakage detector and the air exchange device are added, after the indoor unit of the air conditioner is power-on and the refrigerant leaks during the operation, the concentration of the combustible refrigerant of unit volume in the house can be reduced through air exchange; and the air conditioner has the characteristics of simple and reasonable structure, safety, reliability and wide application range, and is flexible to operate and low in manufacturing cost.
Owner:GUANGDONG MIDEA ELECTRIC APPLIANCES CO LTD

Intelligent electric automobile charging pile system

The invention relates to an intelligent electric automobile charging pile system. The intelligent electric automobile charging pile system comprises a charging pile body, a user intelligent cell phone and a data server, wherein the charging pile body can be distributed at positions including a parking stall of a residential area or a company, a parking lot and the like; the charging pile body comprises a pile body top cover, a pile body structure and a supporting seat; the charging pile body is used for charging an electric automobile, acquiring and transmitting data of a charging process, and receiving an instruction and controlling a charging state; the intelligent cell phone is equipped with APP and is connected with the charging pile body; with the adoption of the mounted APP, the state of the charging pile body is controlled, the data of the charging process is inquired and relative charging information is displayed; the data server is connected with the charging pile body and the user intelligent cell phone and is used for receiving the charging data uploaded by the charging pile body and a data request of the user intelligent cell phone; and the data server has the capabilities of data statistics, data analysis, data sharing and data visualized presentation. The charging state is monitored and controlled in real time, so that a vehicle-mounted power battery can be effectively protected, charging risks are lowered and an application value is wide.
Owner:赵鹏

Communication method between power distribution automation master station and power distribution automation terminal

The invention discloses a communication method between a power distribution automation master station and a power distribution automation terminal, which comprises the following steps: A, a group of private keys stored in the power distribution automation master station and a group of public keys stored in the power distribution automation terminal are generated; B, the power distribution automation master station encrypts a packaged message by adopting the private keys, and the power distribution automation terminal encrypts the packaged message by adopting the public keys; C, the power distribution automation master station uses the private keys to decrypt the encrypted message, and the power distribution automation terminal uses the public keys to decrypt the encrypted message. According to the communication method between the power distribution automation master station and the power distribution automation terminal provided by the invention, an illegal person cannot steal data ina communication process, so that the safety performance of communication of the power distribution network automation system is greatly improved, and the property safety of people is guaranteed.
Owner:珠海科诺威配网自动化股份有限公司

System for remotely monitoring safety of ship in real time based on wireless sensor network (WSN) and international maritime satellite-fleet (INMARSAT-F)

The invention discloses a system for remotely monitoring the safety of a ship in real time based on a wireless sensor network (WSN) and an international maritime satellite-fleet (INMARSAT-F). The whole system consists of a ship wireless sensor network, a ship-borne network terminal, an INMARSAT-F station, a maritime satellite and a ground station, wherein the ship wireless sensor network detects each parameter related to the safety of the ship by sensors arranged all over cabins and bottom of the ship; the ship-borne network terminal is used for transmitting, calculating and processing data detected by the network; and the INMARSAT-F is used for transmitting necessary information to the ground station by the maritime satellite. The system can remotely monitor the state of the ship in real time and acquire the related data of a monitored area in real time to discover hidden dangers of the ship as early as possible and take measures to prevent the hidden dangers before the hidden dangers occur, thereby greatly increasing the safety coefficient of the ship, better ensuring the safety of personnel and properties of the ship and better ensuring the aims of safer sailing and cleaner ocean are fulfilled.
Owner:SHANGHAI MARITIME UNIVERSITY
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