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259results about How to "Operation will not affect" patented technology

Network monitoring and analysis system under virtual machine circumstance

The invention discloses a network monitoring and analyzing system under an environment of a virtual machine. The system comprises a network data multiplexing module, a lightweight level virtual machine manager module, a virtual machine control module, a service virtual machine module and an I/O access path optimization module, wherein the network data multiplexing module and the lightweight level virtual machine manager module are positioned in an operating system of a host computer, the virtual machine control module and the service virtual machine module are positioned on the operating system of the host computer; and the I/O access path optimization module is positioned in the operating system of the host computer and the service virtual machine. The network monitoring and analyzing system is based on the virtual machine and realizes the network data multiplexing of a single physical machine to a plurality of network monitoring and analyzing service programs, thereby providing a plurality of monitoring and analyzing functions for the same network data in real time, realizing safe isolation between the service programs and dynamically adjusting and distributing resource to the service programs according to requirements. The network monitoring and analyzing system overcomes the problems that the prior network monitoring and analyzing system has resource competition, low safety, instability of the system, uneasy expansion and the like.
Owner:BEIHANG UNIV

Method and device for extracting lithium from lapidolite by chloridizing roasting method

ActiveCN101775505ALow melting pointReduce or inhibit precipitationRubidiumPotassium
The invention discloses a method and a device for extracting lithium, which is used for preparing lithium carbonate, from a lapidolite ore by a chloridizing roasting method. The method comprises the following steps of: firstly, mixing the lapidolite ore, calcium chloride and sodium hydroxide with a compound bonding agent for pellet fabrication; secondly, performing chloridizing roasting in a square-frame shaped track type roasting furnace; thirdly, leaching out soot dust by using solution containing sodium carbonate and potassium carbonate to ensure that potassium, sodium, rubidium and cesium enter the solution and convert the lithium into lithium carbonate; fourthly, filtering the mixture to obtain a lithium carbonate solid, and circularly using the filtrated mother liquor to leach out the soot dust; fifthly, when an alkali metal salt is close to be saturated, indirectly heating the filtrated mother liquor by using the residual heat of the gas in the roasting furnace to evaporate part of water; sixthly, passing CO2 into the filtrated mother liquor to perform carbonation; and seventhly, performing cooling crystallization to separate out a mixed salt of the sodium carbonate and the potassium carbonate, returning part of the mixed salt which is used as an auxiliary material mixed and roasted with lapidolite for cyclic utilization, using another part of the mixed salt as a carbonate reagent needed in dissolution, and using the rest part of the mixed salt as byproducts of the sodium carbonate and the potassium carbonate. The method has the advantages of high lithium recovery rate, good material comprehensive utilization, large equipment productivity, high production efficiency, small water consumption in the process and less wastewater discharge.
Owner:CENT SOUTH UNIV

Ethernet-based redundancy control system and control method

The invention discloses an Ethernet-based redundancy control system and a control method. The redundancy control system comprises an upper system, a control system and an execution system. The upper system comprises two industrial personal computers. A configuration software is installed on each of the industrial personal computers. The industrial personal computers form a local area network via a standard network card. The control system comprises two sets of PLC systems. Each of the PLC systems comprises a power supplying module, a redundancy CPU and an Ethernet communication module used for redundancy CPU communication. The redundancy CPUs in the PLC systems are connected via an optical fiber. The industrial personal computers are connected with the PLC systems via a switch and communicate with the Ethernet communication module via switches. The execution system comprises multiple I / O modules and multiple execution units. The PLC systems are separately connected with the I / O modules via Profibus-DP buses. The I / O modules are connected with the execution units. According to the invention, via the on-line real-time monitoring is performed via the industrial personal computers, and the PLC systems work concurrently, so safety, reliability and stability of operation of the system are greatly improved.
Owner:XIAN CHENYU ENVIRONMENT ENG

Automatic storing-and-taking method and device for dense three-dimensional warehouse goods shelf

The invention discloses an automatic storage-and-taking method and device for a dense three-dimensional warehouse goods shelf. The automatic storage-and-taking method for the dense three-dimensional warehouse goods shelf comprises the steps that (1) tray supporting beams are arranged on the dense three-dimensional warehouse goods shelf, trays are placed on the tray supporting beams, and each tray serves as a basic storage unit; (2) rail supporting blocks are arranged on the dense three-dimensional warehouse goods shelf below the tray supporting beams, and rails are laid on the rail supporting blocks; (3) at least one transfer trolley is arranged on the rails, a lifting assembly is arranged on the transfer trolley, the lifting assembly can lift up the trays and goods on the trays together, and automatic storage and taking of the goods can be achieved. According to the automatic storage-and-taking method and device for the dense three-dimensional warehouse goods shelf, arrangement of goods shelves in a warehouse can be compact, and the storage amount of the goods in the warehouse can be greatly increased. The transfer trolley is small and exquisite in size and stable in operation, a plurality of transfer trolleys can be adopted to carry out simultaneous operation, the efficiency of ex-warehouse and efficiency of storage are obviously improved, the time for ex-warehouse and the time for storage can be shortened, failure rate is low in the process of operation, and reliability of ex-warehouse and reliability of storage are improved.
Owner:GUIYANG PUTIAN LOGISTICS TECH

Foundational development framework

The invention relates to a foundational development framework. The foundational development framework adopts C#, HTML, CSS and Javascript languages for development and comprises a UI interface display layer, a service control layer, an entity storage layer, an authority control layer, a log management layer and a tool program set. The UI interface display layer, the authority control layer, the service control layer and the entity storage layer are sequentially connected. The UI interface display layer achieves cross-platform application development through an assembly composed of HTML, CSS and JavaScript, and is applicable to interface development of a Web application program of a B/S structure. For the service control layer, the entity storage layer, the authority control layer, the log management layer and the tool program set, Microsoft. NET Framework 4.0 is adopted as a foundation, and C# language is used for writing. The foundational development framework has the advantages that an independent program domain running mechanism is adopted, creating, updating and destruction of all independent program domains are managed in a unified mode by achieving a program executing pool, and monitoring is carried out by combining an authority control interface and a log production interface. A means is provided for service execution control.
Owner:CHINA MOBILE GRP GUANGDONG CO LTD

System and method for positioning inspection robot in cable tunnel on basis of wireless network

The invention discloses a system and a method for positioning an inspection robot in a cable tunnel on the basis of a wireless network, and belongs to the technical field of wireless positioning. The integral system comprises a following network node, the inspection robot, the wireless sensor network and wireless sensor network base stations. The method for positioning the inspection robot in the cable tunnel includes that a distance-dependent attenuation model of the intensity of wireless electric signals is created; and a propagation environment of the wireless electric signals in the tunnel is divided into four types of conditions, the wireless sensor network base stations are respectively laid according to the four types of conditions of the tunnel, a plurality of wireless sensor network positioning modules are arranged in the base stations, a maintainer acquires a positioning request signal of the inspection robot when the inspection robot passes through a certain position in the cable tunnel, the positioning request signal is finally transmitted to the wireless sensor network base station arranged at a tunnel portal, and positioning information is displayed on a monitoring computer via a data interface. The system and the method bring convenience for the maintainer to position the inspection robot, and cables can be timely maintained.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Refrigerating system and operation method thereof

The invention discloses a refrigerating system, comprising a compression refrigerating loop adopting compressional mode refrigeration, a natural cold energy refrigerating loop adopting natural cold energy refrigeration, and a control valve which can selectively control the compression refrigerating loop or the natural cold energy refrigerating loop to work, wherein the compression refrigerating loop comprises a compressor, a condenser, a throttle valve and an evaporator; the natural cold energy refrigerating loop comprises a condenser, a refrigerating fluid pump and an evaporator, wherein the refrigerating fluid pump is arranged between the condenser and the evaporator and is used for conveying refrigerating fluid in the condenser to the evaporator and providing pressure for refrigerating fluid circulation; therefore, when outdoor temperature is lower, the refrigerating system can operate without starting the compressor and the throttle valve; the energy consumption of the system is reduced; the circulation pressure of the refrigerating fluid is provided by the refrigerating fluid pump; and the operation of the refrigerating system is realized through natural cold energy. In addition, the invention also discloses an operation method of the refrigerating system.
Owner:ENN SCI & TECH DEV

Modular design method of unified platform of intelligent power distribution terminal

The invention provides a modular design method of a unified platform of an intelligent power distribution terminal, wherein a DSP (Digital Signal Processor) processor processes real-time tasks and an ARM (Advanced Risc Machines) processor processes non-real-time tasks, so that the intelligent power distribution terminal has the capability of operating complex algorithms, and the data processing speed and precision are improved; a dynamic base comprising a protocol body, a database interface, a data receiving/sending cache region, a physical interface and a debugging cache region is created; the allocation information of peripheral equipment is stored in a historical database or a test document, and the reading-writing operation of the peripheral equipment is abstracted to an interface function in a dynamic base form; and a database is selected and a database interface function is added. A real-time database is applied to improve the processing speed of data management tasks, and the real-time database is used for realizing data share/interaction between a plurality of courses to realize the seamless butt joint of data interface between the courses, and the modular design method provided by the invention has high instantaneity, strong transportability, high stability and strong expandability.
Owner:STATE GRID CORP OF CHINA +2

Environment-friendly steel wire pickling bath

The invention discloses an environment-friendly steel wire pickling bath which comprises a water circulating device and an acid liquor circulating device. The pickling bath consists of a plurality of horizontally arranged pickling pipelines, and the pickling pipelines consist of PE (Polyethylene) pipes. A UHMV-PE (Ultra High Melt Viscosity-Polyethylene) layer is arranged on the inner wall of each pickling pipeline, acid adding pipes are uniformly connected at intervals on the top faces of the pickling pipelines, and the acid adding pipes are communicated with the acid liquor circulating device. Both ends of each pickling pipeline are respectively connected with a liquor collecting tank, a steel wire drawing device is arranged in the liquor collecting tank, and a steel wires pass through the pickling pipelines and the steel wire drawing devices in the two liquor collecting tanks. An acid return tank and a water return tank are also arranged in the liquor collecting tank, the acid return tank is communicated with both ends of the pickling pipeline, and the bottom face of the acid return tank is connected with the acid liquor circulating device through an acid return pipe. A water spray device for spraying water to the surfaces of the steel wires is arranged above the water return tank, the water spray device is connected with the water circulating device through a water inlet pipe, and the bottom face of the water return tank is connected with the water circulating device through a water return pipe. The top faces of the two liquor collecting tanks are respectively connected with air exhaust pipes.
Owner:BAOSTEEL GROUP XINJIANG BAYI IRON & STEEL

Asset securitization management system and method based on blockchain

The invention relates to an asset securitization management system and method based on a blockchain, and the system comprises an alliance chain which consists of four types of role participants: an original equity person, an intermediary mechanism, a supervision mechanism and an investor, and the four types of role participants respectively have respective account books. Data recorded in account books of the four types of role participants are kept consistent, the four types of role participants are connected with a consensus service network, and the consensus service network performs identityauthentication on each role participant according to the certificate trust chain; and the control module is used for performing node election, account book data consistency verification and data synchronization control on the four role participants so as to ensure that the account book data of the four role participants is consistent. Compared with the prior art, by constructing the distributed system, the basic asset information and the project operation information are synchronously uploaded in the whole process, the whole-network real-time sharing of the data is realized, the uploaded datacan be tracked and audited and cannot be randomly tampered, and the credibility of the data subsequently acquired by a user is also ensured.
Owner:BANK OF COMMUNICATIONS

Split-type double-balanced system small-diameter mechanical pushing device

The invention provides a split-type double-balanced system small-diameter mechanical pushing device which comprises a probe part composed of a main base body and a pushing arm, a driving part, and a linear driving structure. A pressure bearing cavity is formed in one end inside the main base body, and a connecting cavity is formed in the other end inside the main base body. The pressure bearing cavity and the connecting cavity communicate through an inner balance pipe. A sealing device enabling a pressure bearing connector to be sealed at the end of the inner balance pipe so as to prevent hydraulic oil inside the pressure bearing cavity and hydraulic oil inside the connecting cavity from communicating is arranged in the pressure bearing cavity, and hydraulic oil communicating is achieved between the pressure bearing cavity and the pushing arm. The driving part comprises a tube body and a motor mounted in the tube body. The tube body is movably connected with one end of an electric connector of the probe part through a movable connector and achieves hydraulic oil communicating. According to the split-type double-balanced system small-diameter mechanical pushing device, through the sealing device, the whole pushing device is divided into two hydraulic systems which can independently operate, when one of the two hydraulic systems is in trouble, operation of the other hydraulic system is not influenced, and thus the working efficiency of the pushing device is greatly improved.
Owner:王少斌
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