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437 results about "System building" patented technology
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Systems Building is a multi-disciplinary company established in Mauritius since 1974, specialised in design, installation and maintenance of electrical and mechanical engineering services for the building industry.
Building panel with a mechanical locking system
ActiveUS8596013B2Easy to manufactureHigh locking strengthCovering/liningsBuilding componentsStructural engineeringSystem building
Building panels 1, 1′ provided with a mechanical locking system including a tongue 30, at an edge of a first panel 1, cooperating with a tongue groove 20, at an edge of an adjacent second panel 1′, for vertical locking of the building panels. The edge of the first panel is provided with a displacement groove 60, which is downwardly open, and includes an inner wall 61, an outer wall 62, and an upper wall 67. The tongue 30 is formed out of the edge of the first panel. A resilient and displaceable and part 66 of the tongue 30 is displaceable into the displacement groove 60.
Owner:VÄLINGE INNOVATION AB
Stock right registration transaction system building method based on alliance chain
InactiveCN107038638AEnsure openness and transparencyGuaranteed to be authenticFinanceProtocol authorisationSystem buildingDatabase
Owner:HANGZHOU YUNXIANG NETWORK TECH
Building panel with a mechanical locking system
ActiveUS20130263547A1Easy to manufactureHigh locking strengthCovering/liningsBuilding componentsStructural engineeringSystem building
Building panels 1, 1′ provided with a mechanical locking system including a tongue 30, at an edge of a first panel 1, cooperating with a tongue groove 20, at an edge of an adjacent second panel 1′, for vertical locking of the building panels. The edge of the first panel is provided with a displacement groove 60, which is downwardly open, and includes an inner wall 61, an outer wall 62, and an upper wall 67. The tongue 30 is formed out of the edge of the first panel. A resilient and displaceable and part 66 of the tongue 30 is displaceable into the displacement groove 60.
Owner:VÄLINGE INNOVATION AB
Non-intrusive mode electrical load identification system and method
InactiveCN105186693AHigh module integrationReduce terminal sizeCircuit arrangementsSpecial data processing applicationsEngineeringSystem building
The invention discloses a non-intrusive mode electrical load identification system and method. The load identification system comprises electrical load, a load identification terminal and a load monitoring main station; and the load identification terminal performs information interaction with the load monitoring main station through modes of optical fibers, an Ethernet and a wireless public network. The load identification terminal, by analyzing waveform characteristics of current, voltage, active power and the like of typical electrical equipment, defines different characteristic parameters based on a steady state process and a transient state process to establish a standard transient library, and then establishes an electrical load identification model by combination of the steady state and the transient state characteristic similarity of the electrical equipment. The identification system module is high in integration level, the terminal is smaller in size, the construction cost of the system is lower, the running and maintaining of the system are simple without affecting production and life of users; and the non-intrusive mode electrical load identification method can realize accurate identification of load types and running states of multiple paths of electrical equipment at the same time.
Owner:ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID CO LTD
Building panels provided with a mechanical locking system
ActiveUS20140250813A1Improves vertical lockingLess complicatedFlooringEngineeringMechanical engineering
Building panels, such as floorboards, provided with a mechanical locking system. The mechanical locking system includes a displacement groove at a first edge of a first floorboard and a tongue groove at a second edge of a second floorboard A tongue is arranged in the displacement groove and is configured to cooperate, in a second position, with the tongue groove for vertical locking of the first and the second edge. The tongue includes, in a first position, an inner element and an outer element. The inner element is removable along the displacement groove, and is configured to cooperate with the outer element to obtain a displacement of the outer element towards the tongue groove and thereby obtain the second position. Said inner element and said outer element vertically overlap each other.
Owner:VÄLINGE INNOVATION AB
Building panels provided with a mechanical locking system
Building panels, such as floorboards, provided with a mechanical locking system. The mechanical locking system includes a displacement groove at a first edge of a first floorboard and a tongue groove at a second edge of a second floorboard A tongue is arranged in the displacement groove and is configured to cooperate, in a second position, with the tongue groove for vertical locking of the first and the second edge. The tongue includes, in a first position, an inner element and an outer element. The inner element is removable along the displacement groove, and is configured to cooperate with the outer element to obtain a displacement of the outer element towards the tongue groove and thereby obtain the second position. Said inner element and said outer element vertically overlap each other.
Owner:VÄLINGE INNOVATION AB
Individual credit reporting system establishment method based on block chain technology
InactiveCN106230808ARealize distributed managementAchieve sharingFinanceTransmissionData informationModel system
The invention discloses an individual credit reporting system establishment method based on a block chain technology. Block encapsulation and distributed management are carried out on individual credit data information by utilization of features of the block chain technology, and the defect that a management center is heavy in load and low in efficiency under intensive management of an individual credit reporting system can be removed. Moreover, an RSA asymmetric cryptographic algorithm is applied to a block chain, the system is very difficult to break by traversing all possible keys, the security of the individual credit reporting system is greatly ensured, and illegal tampering of the credit data can be effectively avoided. According to the method, high-security distributed data sharing among multiple credit databases can be realized, establishment of an intensive individual credit management center can be avoided, and the credit reporting cost is reduced. According to a model system structure with the complete block chain, the method has very wide application prospect in the field of individual credit reporting.
Owner:HANGZHOU YUNXIANG NETWORK TECH
Modile communicatoin system and its group service realizing method
InactiveCN1418021AReduce construction costsSimple and fast operationNetwork topologiesRadio/inductive link selection arrangementsScheduling functionProcessor register
The mobile communication system includes base station receiver and transmitter, base station controller, mobile switching center / visiting location register and attribute location register / authority identifying center, as well as group server for group service control and dispatching stage. The group service is connected to mobile switching center via Map interface or E interface in IS41 to used as one part of the mobile switching center. The present invention has the advantages of low construction cost, capacity of group service of hetero network including various mobile communication networkand fixed communication network, capacity of full duplex group call and dispatching, etc.
Owner:SHENZHEN ZTE TRUNKING TECH CORP
GPRS (General Packet Radio Service) communication-based remote online monitoring system and method for sewage treatment equipment
InactiveCN102830673ARealize real-time monitoring and observationRealize analysisProgramme total factory controlGeneral Packet Radio ServiceManagement efficiency
The invention discloses a GPRS (General Packet Radio Service) communication-based remote online monitoring system and method for sewage treatment equipment. The monitoring system comprises a field information acquisition control subsystem, an information transmitting subsystem and an information terminal subsystem, wherein the field information acquisition control subsystem and the information terminal subsystem are subjected to data transmission through the information transmission subsystem; the field information acquisition control subsystem comprises a video and monitoring integrated machine, an information acquisition unit and a control unit; the information transmission subsystem comprises field GPRS wireless transmission equipment, a GPRS wireless transmission network and terminal GPRS wireless transmission equipment; the information terminal subsystem comprises a server, a monitoring center, a mobile phone client and / or PC (Personal Computer) client; and the control unit is a programmable logic controller. The monitoring system can be used for monitoring the operation state of the remote sewage treatment equipment in real time and carrying out alarming and preliminary remote diagnosis treatment on operation faults of the sewage treatment equipment. In addition, the system is low in building expenses and high in management efficiency.
Owner:广西益江环保科技股份有限公司
Creating new cloud resource instruction set architecture
ActiveUS20160269228A1Improve throughputDelay minimizationProgram controlData switching networksCloud baseCloud resources
Owner:IBM CORP
Water quality on-line monitoring system
InactiveCN101943694ATake advantage ofReduce construction costsThermometers using electric/magnetic elementsVolume/mass flow measurementData acquisitionWater quality
The invention relates to a water quality on-line monitoring system which comprises a data acquisition device, a server and a client machine. The data acquisition device comprises a first data communication module, a device operation maintenance module and a parameter acquisition unit; the server comprises a second data communication module, a network server and a database server; the first data communication module of the data acquisition device is connected with the second data communication module of the server through Ethernet or a wireless communication network for two-way data transmission; the second data communication module of the server is connected with the client machine through the Ethernet for two-way data transmission; and the client machine comprises an information display module, a remote control module, a water quality pre-warning module and a signaling tracking module. The system has low construction, operation and maintenance cost, real-time monitoring of data and intuitive display of the data; and the system further has the functions of signaling tracking, remote upgrading and water quality pre-warning. The system is particularly applicable to carrying out real-time monitoring, statistical analysis and management on pollution discharge status of existing enterprises, quality of surface water and drinking water and the like.
Owner:上海衡伟环保工程有限公司
Multilanguage question and answer interface fast constituting method based on domain ontology and template logics
ActiveCN104361127AEnhance expressive abilitySmall scaleSemantic analysisSpecial data processing applicationsTemplate matchingMan machine
The invention relates to a multilanguage question and answer interface fast constituting method based on domain ontology and template logics. The method comprises the following steps of (1) multilanguage domain ontology structure building; (2) first-order template logic system building based on the domain ontology; (3) multilanguage question template structure design based on domain ontology and template logics; (4) domain-oriented question template base building; (5) user question preprocessing and question template matching; (6) user question semanteme obtaining and multilanguage intertranslation method. The multilanguage question and answer interface fast constituting method has the advantages that the question template semanteme can be more precisely expressed through the domain ontology and the template logics, the question template expression ability is improved by combining template operation characters, higher representativeness is realized, the template base scale can be reduced, in addition, a multilanguage body is similar to a multilanguage semantic dictionary, and the cross-language information inquiry can be easily realized. According to the method, various multilanguage man-machine interactive interfaces of field-oriented intelligent information retrieval and automatic question and answer systems can be fast constituted.
Owner:盐城市凤凰园科技发展有限公司
Unified authentication method for simulation identity
InactiveCN106612246AImprove the guarantee service abilityImprove service capabilitiesTransmissionSystem integrationPassword
The invention discloses a unified authentication method for a simulation identity, and belongs to the technical field of computer application. The unified authentication method is characterized by comprising the steps of 1, multi-source system unified processing, 2, system integration and 3, unified authentication for the user identity. The advantages are that the method in the embodiment of the invention adopts a corresponding means of identity authentication and a means of performing unified processing on systems with different architectures so as to enable a user to log in a plurality of related systems to perform business processing by only a single user name and a single password when the user logs in the associated systems. Unified management, authority setting and the like are performed on the user. The unified authentication method lays a foundation for construction of an information service system through standardized administration of an information-based means, the safeguard service ability is improved in continuous promotion for the information-based infrastructure construction, a platform support is provided for comprehensively promoting the information construction, and a foundation is laid for the timeliness and the integrity of information resources.
Owner:星际空间(天津)科技发展有限公司
Block chain based student status information sharing system
InactiveCN107392813AReduce management sloppinessReduce confusion such as falsification of student statusFinanceDatabase distribution/replicationInformation securityChain system
The invention discloses a block chain based student status information sharing system. The system comprises at least two network nodes, each network node comprises a base block chain system and a student status information sharing platform running on the block chain system, and each student status information sharing platform comprises a student status input module, a student status transferring module, a student status query module and a recording memory module. The system provides a great access for educational institutions and student status query and verification parties, and student status input and query are quite convenient. The student status information sharing system established through the block chain technology enables the student status of each person to be correctly and safely inserted into the system, all relevant inputting, transferring and query records are stored in block chains and protected from personal tampering and forging, and accordingly student status information security is guaranteed. In addition, the system is low in establishment and maintenance cost, potential artificial loopholes are avoided, and the social phenomenon of student status forging can be effectively prevented.
Owner:HANGZHOU QULIAN TECH CO LTD
Key management method used for wireless sensor network
InactiveCN102164367AImprove securityIncrease storage capacitySecurity arrangementHigh level techniquesKey generationKey factors
The invention relates to a key management method used for a wireless sensor network, in particular relates to a key management method adopting the combined key technology, and belongs to the field of wireless sensor network safety technology. The key management method comprises the three steps as follows: system building, key generation and key updating, wherein the step of key generation comprises three processes of system parameter building, key factor and mapping algorithm generation, and shared key building. Compared with the prior art, the key management method has certain degrees of improvements on safety, storage and energy conservation, solves the problem that the sensor mode storage space is limited, ensures that any adjacent nodes can share a key, makes up for a deficiency that the sensor network is not provided with an authentication center, and saves the storage space.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY
Environment remote sensing application system
InactiveCN102169557AImprove effective useRealize automated productionInstrumentsData acquisitionRemote sensing application
The invention discloses an environment remote sensing application system, which comprises a business operation and management subsystem, an image processing and special product production subsystem, a data management and subscriber service subsystem, an environment ecology remote sensing application subsystem, a surface water environment remote sensing application subsystem, an environment air remote sensing application subsystem, and a ground data acquisition subsystem. In the invention, environment spatial data resources for supporting environment satellite remote sensing monitoring businesses are built, and the automatic processing of environment satellite data and automatic production of special data products are realized, the operation of environment remote sensing monitoring and a task-driven business model integrating business requirement, task schedule formulation and task execution are achieved, and the processing and application capability of environment satellite data is formed, therefore, the problems of lag construction and poor operation capability of a satellite application system are solved, the effective utilization of a satellite is comprehensively promoted, and the operation of environment remote sensing monitoring businesses is supported.
Owner:王桥
Vehicle electronic toll collection system and implementation method
The invention relates to the fields of Internet of vehicles and vehicle electronic toll collection, and provides a vehicle electronic toll collection system and an implementation method to solve the problems of high construction cost and unstable work of the existing ETC (Electronic Toll Collection) system. The vehicle electronic toll collection system comprises a mobile terminal, an auxiliary terminal and a server, wherein the mobile terminal comprises an account binding unit and a vehicle binding unit, the auxiliary terminal comprises a vehicle identification unit, a passage processing unit and a toll administration unit, and the server comprises an account management unit, a vehicle information unit, an entrance passage management unit and a payment management unit. According to the technical scheme provided by the invention, the vehicle electronic toll collection system is convenient and efficient, and low in cost.
Owner:SICHUAN CHANGHONG ELECTRIC CO LTD
Internet of things system
ActiveCN104640237AEasy constructionAvoid duplicationNetwork topologiesTransmissionTechnology developmentProtocol Application
The invention discloses an Internet of things system which comprises a sensing layer, a network layer, an application layer and an Internet of things general architecture platform layer. The Internet of things general architecture platform layer comprises an object description model and description language unit, an object identify unifying and parsing platform, an object access and management platform, an object service platform and an object interaction platform. Top-layer design of Internet of things architecture platform is carried out for Internet of things architecture platforms, so that technology development of Internet of things can be planned from the top layer, a standard system is led to be established, and construction of an application system of the Internet of things is promoted; unified guidance can be established for development of the Internet of things, reconstruction is avoided, construction cost is lowered, and deployment speed is increased.
Owner:NO 15 INST OF CHINA ELECTRONICS TECH GRP
Integrated control system for road junction traffic
InactiveCN101470955AGuaranteed reliabilityNo excessive congestionControlling traffic signalsBurglar alarm by openingControl signalStructure of Management Information
The invention relates to an intersection traffic comprehensive control system, wherein a statistical module is used to generate vehicle flow data of each traffic lane and each direction, a traffic light intelligent control module is used to generate vehicle stopping and queuing data of corresponding traffic lanes and directions, a vehicle speed detecting module is used to generate vehicle speed data, a snapshot control module is used to generate a snapshot control signal, a traffic light control module is used to receive each traffic light control instruction of a central processing module and to connect or disconnect a corresponding traffic light power supply circuit, the central processing module is used to receive information and data which is sent by other modules and devices and to control other modules and devices. The intersection traffic comprehensive control system has various control functions of monitoring the traffic conditions, controlling the traffic lights and shooting violation vehicles and the like, the functions of the system and the various devices which are controlled by the system are effectively exerted, the system structure is simplified, the investment is saved, and the system building and using are convenient.
Owner:AOCHENGTONGLI S&T DEV BEIJING
Recommendation system building method based on cloud computing
InactiveCN102169505AFlexible formulationImprove processing efficiencyCommerceSpecial data processing applicationsUser needsParallel algorithm
The invention discloses a recommendation system building method based on cloud computing, which belongs to the field of cloud computing and recommendation system building. In the method, a Hadoop cloud platform with a plurality of nodes is built firstly; then a Mahout middleware is built on the Hadoop; a Mahout algorithm library is customized according to business demands; a traditional advancing algorithm, a pseudo-distributed advancing algorithm, and a distributed algorithm are realized on the Mahout middleware; and finally a recommended application framework is built according to the demands of users. With the invention, as a serial recommended algorithm and MapReduce are combined to realize a parallel algorithm, the processing efficiency can be effectively improved; a large quantity of data which can not be processed under the condition of using a single machine can be completed; and the recommendation results can be supplied to users very quickly.
Owner:SUZHOU LIANGJIANG TECH
An air treatment device with natural cold and heat supply
InactiveCN101514856ASolve wasteImprove heat transfer performanceFluid circulation arrangementCompression machines with reversible cycleFour-way valveVapor–liquid separator
An air treatment device with natural cold and heat supply includes a compressor, a four-way valve, a gas liquid separator, a condenser, a throttling means and an evaporator. The invention is characterized in that: a heating pipe valve and a heating pump valve are added on the pipeline where the four-way valve is disposed, valves are in parallel connection with both ends of the throttling means, wherein, a high position machine and a low position machine are provided for accommodating the corresponding components. According to the invention, refrigeration and heating functions of the original system is reserved, furthermore, a heating pipe natural circulation is introduced, thereby, energy waste problem in winter and transition seasons for water circulation heating pump system building can be resolved, meanwhile, the high position energy loss during complementing heat in winter is avoided. A refrigeration agent can be additionally provided in the invention to maintain the operation performance of the heating pipe circulation, thus further increasing the energy-saving performance and the reliability of the heating pump air conditioning system. The invention is applicable for the other situations to transfer heat from the high temperature fluid end to the low temperature fluid end, and has advantages of energy-saving and reliability.
Owner:TSINGHUA UNIV
Real-time cascade hydropower stations dispatching optimizing method under complex restrictions
ActiveCN104167730AEnsure real-time load balancing requirementsIncrease profitData processing applicationsSystems intergating technologiesPower gridWater resources
The invention relates to the field of power system planning and dispatching operation, and discloses a real-time cascade hydropower stations dispatching optimizing method under complex restrictions. According to the method, a real-time dispatching algorithm is introduced into day-ahead power generation plans, the maximum total storage energy of a cascade hydropower system serves as the optimizing target, and the requirements of real-time dispatching for safety, timeliness, practicability and economy are met. According to the technical scheme of the method, a mode that the hydropower station day-ahead power generation plans and plant-to-plant load deviation optimizing and distribution results are overlaid, real-time power generation plans are generated in a rolling mode, and unit vibration regions are avoided in real time. For a hydropower station with the abandoned water problem, a practical abandoned-water adjustment strategy is designed, the advantages of cascade hydropower station adjustment are adopted, reservoir predrainage is adopted, unnecessary abandoned water is avoided, and the utilization rate of water resources is improved. The method has the advantages that the future development of the power grid is predicted, and a solid theory foundation is provided for construction of real-time dispatching optimizing systems of cascade hydropower stations.
Owner:DALIAN UNIV OF TECH
Mixed wind-light compensation water pumping and energy storing system and control method thereof
InactiveCN102384039AImprove stabilityImprove power supply reliabilityBatteries circuit arrangementsPV power plantsOperational costsAlternating current
The utility model provides a mixed wind-light compensation water pumping and energy storing system comprising a wind-light compensation unit, a controller, a direct current load, an alternating current load, an inverter and a water pumping and energy storing unit. The wind-light compensation unit comprises a wind generating set and a photovoltaic array; the water pumping and energy storing unit comprises reversible water pump-water wheel unit, an upper water pond and a lower water pond; and the controller comprises a wind-light compensation controller, a digital signal processor chip, a voltage / current sampling circuit, a voltage / current transformer set, a breaker driving circuit and three breakers. In the invention, a traditional wind-light compensation system, namely an energy storing device-storage battery set, is replaced by a pumped storage and power generation system, on the water pumping and energy storing unit, the reversible water pump-water wheel unit is used for pumping water or generating electricity, and by applying a segmented integration method, the energy of the upper water pond of the water pumping and energy storing unit is monitored and controlled. With the mixed wind-light compensation water pumping and energy storing system, the defects of expensiveness, short service life, environmental pollution and the like of a storage battery set can be solved, the system stability and power supply reliability can be improved, and the system building and running cost can be lowered.
Owner:NORTHEASTERN UNIV
CRISPR-Cas9 system and application therefore in treating breast cancer diseases
ActiveCN106191071AThe identification rules are simpleEasy to analyzeOrganic active ingredientsNucleic acid vectorDiseaseGene targets
The invention provides a CRISPR-Cas9 system and an application thereof in treating breast cancer diseases, wherein by providing a plurality of sgRNAs (single guide RNAs), the efficient knockout of an RecQL4 gene can be achieved. In comparison with ZFNs and TALENs complex expression structures, siRNA is low in using complexity and efficiency; a Cas9 expression structure in the CRISPR-Cas9 system is fixed; for different genes, system building can be completed by interpolating recognition sequences into the sgRNA expression structure, so that operations are simplified and cost is reduced; and the system is applicable to mammal gene targeting in a large scale.
Owner:广东龄值生物科技有限公司
A railway tied-arch bridge construction simulation system and method based on a 3D GIS and a BIM technology
PendingCN109783851AImprove communication efficiencyEfficient use ofAnimationSpecial data processing applicationsInformatizationLandform
The invention discloses a railway tied arch bridge construction simulation system based on a 3D GIS and a BIM technology. The railway tied arch bridge construction simulation system comprises a BIM model conversion module, a 3D GIS data integration module, a view control module, a data import and export module, an object adding module, a measurement query module, a virtual construction tool moduleand a demonstration tool module. The invention further discloses a simulation method using the system. a virtual scene can be constructed in a 3D GIS system, topography and geomorphology and safety risk information of a construction site can be inquired, process technology virtual simulation in the construction process is carried out, existing problems are found in time, the communication efficiency is improved, and the construction organization and safety management quality of the railway tied-arch bridge can be remarkably improved. According to the method, on the premise that railway BIM design and 3D GIS construction management informatization system construction are carried out, survey data and BIM design results can be effectively utilized, integration with an informatization systemis achieved, and the difficulty and cost of construction simulation are greatly reduced.
Owner:CHINA RAILWAY DESIGN GRP CO LTD
Voltage control method based on soft partitions in power system
InactiveCN1731645AEliminate couplingEnsure controlSingle network parallel feeding arrangementsAdaptive controlReal-time dataMathematical model
The invention relates to a voltage control method for electric system basing on soft division. The method comprises: real time data gathering in electrical network; partition online; establishing CSVC mathematical model for control area; calculating the control quantity of each CSVC mathematical model; outputting the control quantity of each control area; returning to circulating for CSVC controlling when the CSVC control cycle time out.
Owner:TSINGHUA UNIV
System and method for transcoding network monitoring video in real time according to need
InactiveCN102404567ASmall amount of calculationReduce in quantityClosed circuit television systemsDigital video signal modificationVideo monitoringStreaming data
The invention discloses a system and method for transcoding network monitoring video in real time according to need. The system comprises: a stream media server for receiving the on-demand starting or stopping request of a mobile terminal, presenting a transcode starting or stopping request to a transcode dispatching server, and distributing the transcoded monitoring video data to the requesting terminal user; a transcoding dispatching server for monitoring the load condition of each transcoding server and allocating new transcoding request to the transcoding server with spare calculating capacity; and a transcoding server for acquiring the monitoring data from a video monitoring platform, converting the video data into the format suitable for the mobile terminal to display in real time and pushing it to the stream data server. The invention can realize the real-time transcoding of the monitoring video according to need and can effectively reduce the calculating amount needed by the real-time video transcoding in order to reduce the number of the needed transcoding servers, the system development cost and the operation cost.
Owner:融创天下(上海)科技发展有限公司
Quick laser cladding device and cladding method of flat metal parts
ActiveCN103741139AImprove surface qualityPrecise and controllable thicknessMetallic material coating processesGalvanometerRapid scan
The invention relates to a quick laser cladding device of flat metal parts. The quick laser cladding device comprises five modules, namely an electrostatic powder spraying device, a quick laser galvanometer scanning device, a gas protection module, a parts conveying module, and a parts fixing clamp. The quick laser cladding device has the advantages of low equipment building and operating costs, fast powder adding method, fast cladding speed, good cladding layer surface quality, accurate and controllable cladding layer thickness and the like. According to the quick laser cladding device, the system building and operating costs are reduced, the production efficiency is improved, and good cladding quality is also obtained. By adopting the method, the requirements of cladding the flat metal parts at low cost, large batch, high speed and high quality can be met.
Owner:苏州科弗曼机械有限公司
Prefecture-county integrated automatic voltage control method
ActiveCN102738800AReasonable useImprove reliabilityAc network voltage adjustmentReactive power compensationCycle controlReal-time data
The invention provides to a prefecture-county integrated automatic voltage control method. The control method comprises the following steps of: obtaining a power grid model, a control model and real-time data required for automatic voltage control; carrying out prefecture and county regional voltage idle work optimization calculation and constructing a control strategy system to obtain the controlling quantity of prefecture and county plant stations; distributing the obtained controlling quantity to a prefecture and county plant stations to be executed in a centralized manner through the prepositive communication of a scheduling automatic system; carrying out regional monitoring and regional management examining statistics; and returning for circulation so as to carry out periodic control monitoring and statistics when the voltage control period is reached. A prefecture-county shared automatic voltage control system more reasonably effectively utilizes various idle work adjustment and voltage control measures in a power grid, the construction investment of the system is reduced, and the system maintenance management is flexible and convenient.
Owner:CHINA ELECTRIC POWER RES INST +1
Flexible slope protection method for soft sandstone natural side slope
InactiveCN104805845AReduce penetrationImprove survival rateExcavationsHorticultureFreeze thawingVegetation
The invention provides a flexible slope protection method for a soft sandstone natural side slope. The method comprises the following steps of (1) slope surface early-stage cleaning; (2) net hanging; (3) micro lubricating system building; (4) spray coating; (5) plant planting and greening; (6) operation and maintenance. The method has the advantages that through a series of measures of the flexible slope protection method, a processed side slope surface layer soft sandstone composite body has the comprehensive performance such as excellent mechanical performance, ultraviolet degradation resistance performance, wind etching resistance performance, water etching resistance performance, gravity etching resistant performance, freeze thawing resistance, water preservation, heat insulation and fertilizer preservation, the soft sandstone can be fixed, meanwhile, the method is combined with plant-growing methods such as a seed spraying method, the vegetation recovery is promoted, and the water and soil maintaining effect is effectively improved. The flexible slope protection method is suitable for ecological control and restoration engineering of the soft sandstone natural side slope and is particularly suitable for soft sandstone regions with the serious water and soil loss.
Owner:ANHUI AGRICULTURAL UNIVERSITY
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