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1563results about How to "Eliminate hidden dangers" patented technology

Liquid Compositions of Insoluble Drugs and Preparation Methods Thereof

A liquid composition of an insoluble medicament and a preparation method thereof are disclosed. The composition includes insoluble medicament, oil for injection, phospholipid, and solvent; the percentage by weight of each component is as follows: insoluble medicament 0.01-10%, oil for injection 0%-20%, phospholipid 10-80%, solvent 20-89%. The preparation method for the composition includes the following steps: dissolving an insoluble medicament into solvent or oil for injection or a mixture thereof firstly, and then adding other components, and mixing uniformly; or dissolving an insoluble medicament into a mixture of other components, and mixing uniformly; or dissolving an insoluble medicament into part of solvent firstly, and then adding into a mixed solvent of other components and the remaining solvent, and mixing uniformly.
Owner:PEKING UNIV

Intelligent electrical equipment environment monitoring system based on cloud computing and big data analysis

The invention discloses an intelligent electrical equipment environment monitoring system based on cloud computing and big data analysis. The system comprises a cloud server, an intelligent master control device, monitoring devices and communication equipment communicating with the cloud server, wherein the monitoring devices are used for acquiring related data of an electrical equipment environment and transmitting the data to the intelligent master control device; the intelligent master control device is used for controlling the monitoring devices and transmitting the data received from the monitoring devices to the cloud server; the cloud server is used for receiving and storing the related data of the electrical equipment environment; a user accesses the cloud server through a mobile phone or a computer and then controls the master control device and the monitoring devices remotely. The system depends on cloud computing to perform big data analysis on online meteorological information, real-time data and historical data, intelligently monitors the monitoring devices of all nodes, evaluates the monitoring effectiveness, analyzes potential risks effectively and solves problems by which people are puzzled for many years about outdoor electrical equipment microenvironments, online micrometeorology monitoring, real-time intelligent control and the like.
Owner:JIANGSU LIDE INTELLIGENT MONITORING TECH CO LTD

Innocent treatment of cyanide and fluoride in solid waste residues and recycling process thereof

The invention relates to innocent treatment of cyanide and fluoride in solid waste residues and a recycling process thereof. The method of innocent treatment and recycling of cyanide and fluoride contained in electrolysis bath overhaul residues or solid at a normal temperature is characterized in that a water ball mill with a weight ratio of 1:1 is added into and mixed with the electrolysis bath overhaul residues containing cyanide and fluoride, calcium or magnesium or sodium compound that can produce hypochlorous acid by being dissolved in water, and water-soluble calcium or magnesium or aluminum salt to prepare pulp, thereby enabling cyanide to be dissolved and reduced in the liquid phase of ball mill pulping; meanwhile, calcium ions, magnesium ions and aluminum ions released by water-soluble calcium or magnesium or aluminum salt and fluoride ions in the liquid phase form water-insoluble calcium fluoride, magnesium fluoride and aluminum fluoride which are harmless sediments; and neutral water is separated from slurry by the solid-liquid separation, so that the purpose of decontamination and no discharging can be achieved.
Owner:浙江钰滔环保科技有限公司

Multifunctional monitoring system for ensuring safety of construction site

The invention discloses a multifunctional monitoring system for ensuring safety of a construction site. The system comprises a non-contact attendance device, a person positioning device, an environment monitoring device, an equipment monitoring device and a monitoring platform, wherein the non-contact attendance device is used for carrying out attendance on a person entering a site through identification; the person positioning device is used for carrying out real-time positioning and trajectory tracking on a worker in the construction field; the environment monitoring device is used for monitoring dust, noise, particles, a wind speed, a wind direction, temperature and humidity in real time; the equipment monitoring device is used for carrying out real-time monitoring and remote control onuse time, frequency, current and voltage of each piece of electrical equipment; and the monitoring platform is used for integrating, analyzing and processing monitored data of each device. All-direction real-time monitoring such as person identification, position positioning, the environment and the equipment can be carried out on the construction site, and thus, emergencies can be handled effectively, the life safety of the construction person is protected, the environment is protected, the normal operation of the equipment is maintained, the construction quality is ensured, and the safety of the construction site is ensured.
Owner:深圳市易联智道科技有限公司

Urban expressway on-ramp and main line collaborative signal control system and method

The invention relates to an urban expressway on-ramp and main line collaborative signal control system and method. The system comprises an on-ramp upstream detector, an on-ramp downstream detector, a main line upstream detector, a main line downstream detector, an on-ramp, a main line signal lamp and a processing control center. The processing control center judges whether a main line is blocked or not according to the detection speeds and the time occupation rates of the main line upstream detector and the main line downstream detector, and starts on-ramp and main line collaborative signal control if the main line is blocked. The processing control center confirms a timing plan for control according to flows detected by a ramp detector and the main line and ramp demands. After a period is finished, the processing control center judges whether the main line blockage is finished or not according to the detection speed and the time occupation rate of the main line upstream detector, continues to perform signal control if the blockage occurs and stops signal control if the blockage does not occur. The system releases main line and ramp vehicles in turn in an expressway blockage period through the collaborative signal, changes two orderless conflict flows into an order saturate flow, improves the bottleneck point passing capacity of the main line and greatly improves the convergence safety.
Owner:TONGJI UNIV

Multifunctional safety control system for tower crane

The multifunctional safety control system for tower crane possesses integrated several functions and is used for effective monitoring on tower crane for safe running. It consists of control circuit and system software. The control circuit consists of microprocessor module, sensor and signal processing module, relay module, keyboard and LCD module, and communication module. All the modules are installed inside one box, the sensor is connected through cable to the box, and the software has the embedded operation system muCOS-II as platform and multiple decomposed tasks for the whole system control.
Owner:XINGTAI YATAI HEAVY IND MACHINERY

Device inspection method, device and system, computer readable storage medium and tour inspection robot

The embodiment of the invention discloses a device inspection method, device and system, a computer readable storage medium and an indoor hanging rail intelligent tour inspection robot. The method comprises the steps of acquiring a plurality of target images of a to-be-inspected point collected by a camera of the robot in a preset acquisition time period; converting the color types of the target images into HSV color space types; calculating the brightness mean value of indicator light areas in each target image, counting the lighting times of indicator lights in a preset acquisition time period, matching corresponding target indicator light identification sub-model in a pre-established indicator light identification model library according to the area information of the to-be-inspected point, and determining whether the equipment operation of the to-be-inspected point is normal or not by using the target indicator light identification sub-model according to the brightness mean value and the lighting frequency. According to the technical scheme, the equipment running condition of the current inspection point can be judged quickly and accurately, so that the equipment which is abnormal in operation can be fed back in time, and relatively high stability and accuracy are ensured.
Owner:ZHEJIANG GUOZI ROBOT TECH

Gas concentration detection method and apparatus thereof

The invention relates to a sensing unit in a sensor system used for detecting the air concentration in the environment. The sensing unit comprises: an optical head which comprises a cylindrical hollow part with openings on the two ends and a collimator arranged in the cylindrical hollow part, wherein, one end of the cylindrical hollow part is connected with optical fiber; a column cylinder, one end of which is coupled with the other end of the optical head; a plurality of stomas which are formed on the lateral wall of the column cylinder; at least one reflecting device which is arranged in the column cylinder and is used for reflecting beams to lead to the result that the beams emit and enter the fiber again through the collimator. The beams transmitted by the fiber are coupled in the column cylinder through the collimator to cause that the beams are parallel with the axial direction of the column cylinder. The sensing unit also comprises the sensor system used for detecting the air concentration in the environment and a method using the sensor system for detecting the air concentration in the environment.
Owner:派克森公司

Method for preparing selective catalytic reduction and denitration catalyst by boiler coal ash

A process for preparing selective catalytic reduction denitration catalyst containes following steps, 1, fly ash and additive are mixed and stirred, active shaping pretreated in reactor, shaped fly ash grain is obtained by pulverizing and sieving fly ash block. 2, soaking shaped fly ash grain by high-concentration strong acid, flushing it to neutrality by distilled water, to form modified SCR denitration catalyst carrier through drying once more. 3, soaking modified SCR denitration catalyst carrier into metal oxide salt solution to obtain the selective catalytic reduction denitration catalyst through two time drying and calcinating.
Owner:TSINGHUA UNIV +1

Safe computing platform

The invention discloses a safe computing platform. The safe computing platform comprises a main processor (1), a South Bridge chip (2), an I / O interface (3), a BIOS chip (4), a user key (5), a hard disk (6), a credible hardware module (7) and a PMC connector (8), wherein the main processor (1) is in bidirectional connection with the South Bridge chip (2); and the safe computing platform is electrified to be started. The credible hardware module (7) is electrified for self-detect initialization first and then restore the main processor (1); at the same time, a safe control unit (9) in the credible hardware module (7) compares BIOS data; if the BIOS data passes the comparison, the main processor (1) is normally started and directly accesses the BIOS chip (4); and the platform finishes hardware-level identity authentication, I / O port control and data real-time encryption / decryption based on the safe hardware module (7). A new mainboard structure is adopted to implement various hardware-level safe control measures, so that the safety of the whole computing platform is effectively ensured.
Owner:706 INST SECOND RES INST OF CHINAAEROSPACE SCI & IND

Remote fire monitoring electric meter system based on Internet of Things

The invention discloses a remote fire monitoring electric meter system based on Internet of Things. The remote fire monitoring electric meter system comprises electric meter detectors, an Internet of Things monitoring detectors and a monitoring center platform, wherein the electric meter detectors are used for detecting residual current, wire through current and temperature data in a circuit in real time; the Internet of Things monitoring detectors are used for analyzing and processing data sent by the electric meter detectors, judging whether phenomena that the electricity is leaked, the circuit is overloaded and the temperature of electric devices is abnormal occur in the circuit or not, and sending the abnormal phenomena to the monitoring center platform through the Internet of Things; the monitoring center platform is used for comprehensively managing the abnormal data sent by the Internet of Things monitoring detectors, alarming through a central alarming platform when the circuit is abnormal, accurately displaying positions of faults, automatically informing relevant responsible personnel to repair the faults and eliminate hidden danger through calls or short messages. The remote fire monitoring electric meter system can be simultaneously linked with a fire protection monitoring center, so that the fire protection monitoring and early-warning capability can be improved; the remote monitoring is achieved; the fire protection force can be remotely deployed; new generation of information network communication is accelerated and promoted; the electricity safety innovative service mode is promoted.
Owner:惠州市锦励科技有限公司

Intelligent rail state detection platform

The invention relates to an intelligent rail state detection platform. The intelligent rail state detection platform comprises a detection carrier running along a rail and further comprises a control device and a detection device connected with each other and both fixedly arranged on the detection carrier. The detection device is controlled by the control device to acquire rail state data and conduct data processing and output to facilitate detection. By the adoption of the intelligent rail state detection platform, one or more various detection devices, such as a routing inspection device, a steel rail ultrasonic detection device and a rail geometrical measurement device can be loaded on the detection carrier, and the comprehensive intelligent rail state detection platform is established; through systematic detection means, compatibility of various types of rail detection is achieved; and the rail line detection and maintenance are achieved efficiently, intelligently and comprehensively.
Owner:北京鹰路科技有限公司

Harmless extraction process for poultry manure prepared agricultural biochemical fulvic acid

ActiveCN102816332ATo achieve the extraction effect of separationEliminate hidden dangersOrganic chemistryFertilizer mixturesBiotechnologyAcid dissolution
The invention relates to a harmless extraction process for poultry manure prepared agricultural biochemical fulvic acid. The process includes an acid dissolution extraction technology of fulvic acid and a Fenton oxidative degradation technology. The acid dissolution extraction technology of fulvic acid consists of: making a suspending solution from a group A acid dissolution extracting agent that has a pH value of less than or equal to 2 and contains 0.1%-2.5% of ferrous sulfate as well as 1%-2.5% of sulfuric acid and fermented poultry manure in a ratio of 1:5-15, and conducting stirring for 30min-60min at room temperature, thus obtaining dissolved fulvic acid containing a chelate of an organic acid and ferrous ions. The Fenton oxidative degradation technology consists of: mixing a material subjected to the acid dissolution extraction with a group B acid dissolution extracting agent that has a pH value of less than or equal to 2 and contains 15% of hydrogen peroxide and 1%-2.5% of sulfuric acid, controlling the content of hydrogen peroxide in the material at 0.5%-3.0%, when the two groups of materials are mixed, catalyzing the hydrogen peroxide with the ferrous ions, thus generating a Fenton oxidative degradation reaction. Therefore, residual antibiotics, hormones, pesticides and pathogenic bacteria, rot-causing bacteria and helminth eggs can be rapidly degraded and their hazards can be eliminated, thereby reaching a harmless extraction effect.
Owner:FUJIAN CHAODA GROUP

Method and system for detecting visualization and configuration consistency of configuration file of intelligent substation

The invention discloses a method for detecting visualization and configuration consistency of a configuration file of an intelligent substation. The method comprises the following steps: 1) viewing an SCD file; 2) comparing the SCD file: performing imaging comparison, primarily reporting an error in a topological graph when different versions of loops or inconsistent message parameters are detected, then reporting the error in details on a detailed virtual secondary loop diagram and displaying the loop or terminal change, and finally, listing the configuration change of the compared SCD file; 3) debugging strategy and verifying by the SCD file: a) generating a corresponding debugging strategy according to a comparison result, and b) verifying the related IED device according to the debugging strategy, thereby checking the correctness of the loop and maintaining the consistency of the practical information and SCD file description between the in-station intelligent devices of the intelligent substation. The reliability of information interconnection between the IED devices is guaranteed; the invisible hidden danger of the safe running of a power grid is eliminated; the systematic and targeted properties of the debugging work of the intelligent substation are increased; and the debugging period of the intelligent substation is effectively reduced.
Owner:西电通用电气自动化有限公司

Peeping prevention method for mobile terminal and mobile terminal

An embodiment of the present invention provides a peeping prevention method for a mobile terminal. The method comprises the steps of upon monitoring that a user opens a designated interface or inputs the information via the designated interface, starting the front-facing camera of the mobile terminal; identifying a camera device within the framing range of the front-facing camera; calculating a sight-line included angle between the sight line of the camera device and the designated interface and the distance between the camera device and the designated interface; on the condition that the sight-line included angle and the distance meet a preset condition, adjusting the display content and / or the display effect of the display screen of the mobile terminal. According to the technical scheme of the invention, based on the peeping prevention method for the mobile terminal and the mobile terminal, the safety guarantee is provided for a user when the user inputs the privacy information. Therefore, the leakage of the privacy information of the user including an account, a password and the like, due to the clear shooting of various shooting devices around the user, can be avoided.
Owner:VIVO MOBILE COMM CO LTD

Intelligent rail state patrolling device and method

The invention relates to an intelligent rail state patrolling device and method. The patrolling device comprises a camera shooting unit, a control unit and a data analyzing and processing unit, wherein the camera shooting unit comprises a light source, a liner camera and a laser displacement sensor; the light source is used for providing illumination; the liner camera takes photos and collects rail plane image data under the control of the control unit; the laser displacement sensor collects rail vertical direction displacement data under the control of the control unit; the data analyzing and processing unit receives the collected rail plane image data and the rail vertical direction displacement data under the control of the control unit, and a 3D modeling technology is adopted to perform data synthetizing on the rail plane image data and the rail vertical direction displacement data to form a rail perspective mold, so that a three-dimensional perspective drawing of real rail state is output, and patrolling is convenient. According to the patrolling device provided by the invention, the rail plane image data and rail vertical direction displacement data are collected at the same time, and a manner of a mold is adopted to restore the complete and continuous real rail state, so that the efficiency, the accuracy and the reliability of rail patrolling are improved.
Owner:北京鹰路科技有限公司

Pumping unit balance adjusting apparatus and pumping unit balance structure adjusting method

The invention discloses a balance adjustment device for oil pumping machine and balanced structure adjustment method of oil pumping machine, by which the balanced structure adjustment is changed from using indirect parameter-electric current to using direct parameter-displacement, so that the adjustment is accurate and rapid, and the energy is remarkably saved. The invention also discloses an oil extraction control device, a color power indicator, an oil extraction measurement meter, an oil extraction integrated protection device, an oil extraction integrated testing and diagnosis control device, and a data acquisition and transmission unit for an oil extraction measurement and control system. The color power indicator provides a novel mean and method for diagnosis of oil pumping machine, which remarkably improves the effectiveness of diagnosis. The oil extraction integrated diagnosis control device and the data acquisition and transmission unit for the oil extraction measurement and control system have the advantages of high degree of automation, more monitored and controlled parameters, and large protection range; can perform onsite automatic acquisition and control and can perform long-distance automatic acquisition and control in management center; and provides a fundamental mean with high feasibility for realizing automated management of the full oil field.
Owner:刘克文

Intelligent inspection machine carriage

The invention relates to an intelligent patrol machine car. The intelligent patrol machine car comprises a car with road wheels and a motor, a control system which is arranged on the car, and a photoelectric track detector which is arranged on the car; the control system comprises a motor drive module, a track sampling and logic control module, a communication module, an infrared obstacle avoidance module and a temperature and humidity detection module; and the car communicates with an upper computer detection system by the communication module. The machine car has the advantages of being applied to fire protection and mould prevention of gain depots and all-weather monitoring, and avoiding labor consumption and fire resulting from negligence of staff. The car can automatically avoid obstacles and search routes, eliminates potential hazards, and judge whether the grain goes moldy according to the ambient humidity. Meanwhile, the car can also go to a plurality of hazardous environments to which human can not reach, and transmit the information acquired by a transducer to a computer which processes and displays the information by the communication module.
Owner:JIANGNAN UNIV

Equipment state information acquisition method, device, system and storage medium and robot

The embodiment of the invention discloses an equipment state information acquisition method, a device, a system and a storage medium and as well as an indoor rail-hung intelligent patrol robot. The method comprises the following steps: acquiring a target image of to-be-recognized equipment collected by a camera of the robot; extracting recognition characteristic vectors of corresponding types in the target image according to target attribute information of the to-be-recognized equipment; matching corresponding characteristic recognition sub modules in a pre-established characteristic recognition model library according to the target attribute information; and invoking the characteristic recognition sub modules to analyze extracted recognition characteristic vector to obtain operating stateinformation of the to-be-recognized equipment. According to the technical scheme provided by the invention, the operating state information of current equipment can be acquired, so that equipment which operates abnormally is fed back immediately; the system solves the problems that the manual patrol efficiency is low and the oversight is likely to happen effectively and has relatively high stability and accuracy.
Owner:ZHEJIANG GUOZI ROBOT TECH

Mechanical device applied to building inside space building and decoration technology improvement

The invention discloses a mechanical device applied to building inside space building and decoration technology improvement. Through the numerical control mechanical device, the building and decoration functions of various wall bodies can be provided. The mechanical device has various functions of brick wall building, wall body rendering, wall body plastering, wall body grinding, wall body paint spraying, wall body ceramic tile pasting, wall body engraving and the like. The brick wall building function is used and is matched with the use of a pipeline passage prefabricated element; the brick wall roof building can be completed in one step, and a space and a position for passing a passing pipeline can be precisely reserved; next, other functions can be selected and used for completing the wall body rendering, plastering, grinding, paint spraying, ceramic tile pasting or even the wall body engraving decoration work; the construction period can be greatly shortened; the wall body qualitycan be ensured; the work efficiency is improved; the cost is reduced; meanwhile, the work environment of construction sites is improved; and the work coefficient of workers is optimized.
Owner:张明祥

Dye waste water treatment system

The invention provides a dye waste water treatment system which sequentially comprises a physico-chemical pretreatment system, an anaerobic tank, an aerobic tank and an advanced oxidation treatment system; dye waste water to be treated firstly enters into the physico-chemical pretreatment system to remove part chromaticity, sulphate and COD in the dye waste water, so as to ensure the pH, the alkalinity and the proper sulfate concentration which are needed by high-efficiency and stable running of later stage of anaerobic technique; after that, the dye waste water enters into the anaerobic tankto have anaerobic reaction and then enters the aerobic tank to have aerobic reaction; finally, the dye waste water enters into the advanced oxidation treatment system to remove the residual chromaticity and organic matter hard to degraded in the aerobic effluent as well as intermediate metabolite generated in the process of biological treatment. When being used for treating the dye waste water, especially the waste water having high salinity, sulfate, chromaticity and COD as well as higher concentration organic matter hard to degraded, the combined system has good treating effect and ensures the finally yielding water to reach the first-grade standard in GB4287-92 pollutant emission standards for textile dyeing and finishing industry.
Owner:北京盖雅技术中心有限公司

Information terminal for remote diagnosis of vehicle's fault and diagnosis method

The information terminal for diagnosing fault of vehicle communicates with comm. unit of vehicle fault detection. The information terminal includes car borne information process unit and comm. interface. The comm. unit of vehicle fault detection is installed on vehicle. Remote monitor center includes information diagnosis and process unit. Through comm. interface setup in information terminal, the comm. unit of vehicle fault detection transfers diagnosis signal to car borne information process unit, which is also connected to radio transmission car borne terminal. Through radio comm. network, the radio transmission car borne terminal implements signal connection to information diagnosis and process unit. Thus, professional detector set can be used to carry out online detection diagnosis for running vehicle. Professionals on monitoring center can analyze and process detected data to direct driver to carry out necessary maintenance for vehicle.
Owner:SHENZHEN SEG SCI NAVIGATIONS CO LTD

Overload steam supplementing throttling steam distribution steam turbine flow characteristic test method

InactiveCN105784371ARealize on-site adjustmentReduce defectsEngine testingEngineeringHigh pressure
The invention discloses an overload steam supplementing throttling steam distribution steam turbine flow characteristic test method. The method comprises the following steps: under the condition that initial parameters are certain and an overlapping degree of a regulating valve is removed, carrying out a steam turbine flow characteristic test; simultaneously combining a Friuli Greig formula of a second stage of a high pressure cylinder with a heat exchange formula of a number one high-pressure heater, and constructing a steam inlet flow mathematics representation equation of a steam turbine set; obtaining a zero-overlapping steam distribution function by performing direct value mapping and power correction of overload steam supplementing valve position instructions through "steam turbine steam inlet flow-main regulating valve position instructions and the overload steam supplementing valve position instructions" at a zero-overlapping state; and through a dual means of setting "a valve regulating openness amplitude limit under amplification of each unit of steam inlet flow instructions" and value quantification of "the influence degree of main adjusting valve throttling loss on heat consumption of the steam turbine set", refinement setting on the overlapping degree of the regulating valve is carried out, accordingly, an overlapping degree steam distribution function according with a steam turbine actual flow characteristic is obtained, and thus accurate control of a steam turbine steam inlet flow is realized.
Owner:ELECTRIC POWER RES INST STATE GRID JIANGXI ELECTRIC POWER CO +1

Automatic parking braking device and control method

ActiveCN101434237AAvoid refiringEliminate hidden dangersElectricityParking brake
An automatic parking braking device comprises a signal collecting module (3), a controller module (4) and an actuating module (5). The signal collecting module (3) and actuating module (5) are respectively and electrically connected with the controller module (4); the signal collecting module (3) is used for detecting the power supply condition of the ON gear power-supply circuit of vehicle and acquiring the actual speed; the controller module (4) is used for comparing the actual speed with an estimated speed and sending out locking-P-gear signals and deceleration signals and also sending cutting-off signals to the actuating module (5) after receiving the P-gear-locked signals or after the deceleration is completed; the actuating module (5) is used for cutting off the electrical pathway between the ON gear power-supply circuit and a load according to the cutting-off signals. The device can automatically lock the P gear of a vehicle without the manual operation by a driver so as to simplify the operation of the driver simultaneously. Moreover, the invention also provides a control method of the automatic parking braking.
Owner:BYD CO LTD

System for carrying out image acquisition and analysis on crack defects of bridge structure

The invention discloses a system for carrying out image acquisition and analysis on crack defects of a bridge structure. The system comprises a crack image acquisition subsystem, a crack analysis and database management subsystem and a power-supply and support subsystem, wherein the image acquisition subsystem mainly comprises a crack imaging device (1), a distance sensor (2), an angle sensor (3) and a data transmission device (4); the crack analysis and database management subsystem is composed of a portable computer (5) and a set of self-researched image processing and database management software; and the power-supply and support subsystem is composed of a high-energy battery (6) and a support platform (7). The system disclosed by the invention has the characteristics of high efficiency, rapidness and convenience, and can be widely used in the field of bridge inspection.
Owner:CHANGAN UNIV

Storage system, storage controller, and cache implementing method in the storage system

The invention discloses a storage system. The interior of a storage controller (SC) is provided with a high-speed disk which is used as a virtual buffer memory, so that the buffer memory capacity can be infinitely expanded through increasing the capacity of the high-speed disk and the size of the equipped virtual buffer memory; therefore, the capacity of the buffer memory can be flexibly expanded without the limits of system hardware; and simultaneously the problem of large cost of data paths caused by repeated data reading and writing during the process of reading and writing the buffer can not appear, the problem of competing resources of the buffer memory with a disk array in a disk cabinet can not appear, and the potential troubles of data safety can be eliminated. That is to say, the invention can realize the capacity expansion of the buffer memory and meanwhile, can avoid the problems with probability of resulting in lowering the performance of the storage system in the existing scheme, and therefore, the performance of the storage system can be improved by the capacity expansion of the buffer memory. The invention further discloses an SC in the storage system and a buffer memory realizing method in the storage system.
Owner:NEW H3C TECH CO LTD

Public fire warning indicating terminal

The invention relates to the technical field of fire safety, and provides a public fire warning indicating terminal comprising a sensor module, a camera, a sound pick-up, a processor and a communication module. The sensor module is used for detecting environment parameter data, and comprises a temperature sensor and a smoke detector. The camera is used for acquiring environment images. The sound pick-up is used for acquiring environment sound. The processor is used for acquiring the environment parameter data detected by the sensor module, transmitting the environment parameter data and data acquired by the sound pick-up to a fire warning system server through the communication module, determining whether an exception occurs or not according to the environment parameter data acquired by the temperature sensor and the smoke detector, and if so, sending warning signals through the communication module. The communication module is used for interacting data between the processor and the fire warning system server. The public fire warning indicating terminal has the advantages that structure is simple, configuration is reasonable, data are pre-processed by the built-in processor of the public fire warning indicating terminal, when exception is determined to occur, warning signals are sent to the fire warning system server, speed of warning is increased, and accuracy of warning is improved.
Owner:张晓东

Computer network access control system and method

The present invention relates to a computer internet control system and a method thereof. The system comprise the following components: a fingerprint collecting terminal, a data base server; a client terminal identification and judgment unit; a fingerprint checking server; a client terminal control unit; and a client terminal control and protection unit. The method comprises the following procedures: 1) collecting the fingerprint of the user; 2) transmitting the collected fingerprint to a fingerprint checking server; 3) comparing the fingerprint with the fingerprint stored in the data base server; and 4) when the client terminal computer is unlocked, collecting the fingerprint of the user spacing a certain time, and comparing these fingerprints with the stored fingerprint. The invention can effectively control the logging-on of the computer, especially the invention can effectively settle the social problem that the minor goes on line in the internet bar.
Owner:王琰 +2

Equipment condition maintenance fuzzy decision-making method of servers in power distribution system and power system

The invention discloses an equipment condition maintenance fuzzy decision-making method of servers in a power distribution system and a power system. The equipment condition maintenance fuzzy decision-making method of the servers in the power distribution system and the power system includes the following steps that (1) information is collected; (2) the condition evaluation period is determined as M months; (3) whether the condition evaluation period is due or not is judged, if yes, the step (4) is executed, and if not, the step (1) is returned; (4) condition evaluation of equipment is carried out; (5) condition maintenance fuzzy decision-making is carried out; (6) the equipment is maintained according to the decision; (7) the effect of equipment maintenance is evaluated and recorded, and the step (1) is returned to carry out the next cycle. The equipment condition maintenance fuzzy decision-making method is applied to the servers in the power distribution system and the power system in intelligent power grids, the maintenance plans and projects are reasonably arranged, the performance of the equipment is optimized, the maintenance resources are optimized, and the maintenance efficiency and the operation reliability are improved.
Owner:STATE GRID CORP OF CHINA +1
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