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311results about How to "Avoid construction" patented technology

Efficient construction of message endpoints

In a distributed computing environment, a message gate may be the message endpoint for a client or service. A message gate may provide a secure message endpoint that sends and receives type-safe messages. Devices may have a gate factory (e.g. message endpoint constructor) that is trusted code on the device for generating gates based on XML message descriptions. In one embodiment, the gate factory may construct a gate from the XML schema of the service, a URI for the service, and an authentication credential. Access to some services may be unrestricted. For such services, a gate may be constructed without an authentication credential, saving the overhead of running an authentication service and incorporating an authentication credential. Gate construction may also be optimized for certain clients that do not desire to perform checking of messages against a service's XML schema. If verification is not desired, a client may avoid or may chose to avoid building (e.g. by a gate factory) some or all of the gate code that checks the messages against the XML schema. Also, the building of a gate may be made lightweight by appropriate reuse or sharing of pieces used to construct other gates. Devices may maintain a cache of gates to avoid constructing them each time the same service is run.
Owner:ORACLE INT CORP

Electromobile charging and exchanging power station stationing and planning system and method

The invention discloses an electromobile charging and exchanging power station stationing and planning system and method. The system and method comprises an electromobile charging and exchanging power station stationing, planning and decision-making management centre, a vehicle-mounted collection terminal and a method for stationing and planning by using the system. The electromobile charging and exchanging power station stationing, planning and decision-making management centre is connected with the vehicle-mounted collection terminal through an electric power private network, the electromobile charging and exchanging power station stationing, planning and decision-making management centre comprises a preposition service device, a data storage device and a layout planning service device, the data storage device comprises a relation data base server and a real-time data base server, and the layout planning service device comprises servers such as a global information system (GIS) server and an area calculation server. The electromobile charging and exchanging power station stationing and planning system and method can effectively prevent newly-built electromobile charging and exchanging power stations from building in the service scope of the existing electromobile charging and exchanging power station, improves feasibility and rationality of an electromobile charging and exchanging power station stationing and planning scheme, improves use ratio, charging ratio and work efficiency of the electromobile charging and exchanging power station.
Owner:SHANDONG LUNENG SOFTWARE TECH

Joist type cable arch bridge structure and its construction method

A truss-type cable arch bridge structure is provided, whose last quarter main arch ring is composed of a plurality of arch steel pipes of the inner injecting concrete or the steel pipe to form the concrete truss-type main arch ring. The steel pipe concrete column is tightly fixed on the lower node of the last quarter main arch ring, while the upper end of the steel pipe concrete column is tightly fixed on the node of the first quarter driveway beam. The two ends of the inclined dragline equipped with an adjustable anchor nip are respectively fixed on the upper node and the lower node of the steel pipe concrete column adjoint the upper node. The construction method is that, the inclined dragline with the adjustable anchor nip is used to hoist the concrete truss-type main arch ring of the first unit, the steel pipe concrete column and the driveway beam from the bridge abutment on the two banks, and combined together; then to hoist the second unit, and the like, till the arch bridge folds, concrete is poured into each arch steel pipe or the steel box spar frame from the lower end; after forming a bridge, the inclined dragline at each node is adjusted for uniform stress on the entire arch. The invention can exert the cooperating combination, complementary advantages of different materials for the high strength steel cable, the steels and concrete etc, which is applicable for large span building the bridge in the V-shape valley of the a mountainous area.
Owner:EAST CHINA JIAOTONG UNIVERSITY

Method for extracting rare earth and aluminum from ion adsorption type rare earth ores

The invention relates to a method for extracting rare earth and aluminum from ion adsorption type rare earth ores. The method includes the steps that (1), ore leaching is performed, wherein an ore leaching agent is added for in-situ ore leaching or pond leaching, and rare earth ore leaching liquid with the rare earth concentration higher than 0.02% is obtained; (2), precipitation is performed, wherein solid and liquid separation is performed after a precipitation agent is added into the rare earth ore leaching liquid for precipitation, and precipitated filter liquor and mixed precipitate containing rare earth and aluminum are obtained; (3), calcination is performed, wherein the mixed precipitate containing rare earth and aluminum is calcinated, and calcinated products containing rare earth oxide and alpha-aluminum oxide are obtained; and (4), leaching out is performed, wherein solid and liquid separation is performed after a chlorination leaching agent is added into the calcinated products containing rare earth oxide and alpha-aluminum oxide for leaching out, chlorinated rare earth leaching-out liquid and filter residues containing alpha-aluminum oxide are obtained, rare earth oxide is extracted from the chlorinated rare earth leaching-out liquid, and aluminum oxide fine products are extracted from the filter residues containing alpha-aluminum oxide. The method is simple in technology, precipitation is directly performed without impurity removal, and by means of the dissolution property difference of the calcinated products in an acid environment, the rare earth and the aluminum can be separated and recycled.
Owner:CHANGSHA RES INST OF MINING & METALLURGY +1

High pier continuous beam side span cast-in-place section and closed section integrated construction system and construction method

The invention relates to the technical field of building construction, in particular to a high pier continuous beam side span cast-in-place section and closure section integrated construction system and construction method, the construction method comprises the following steps of: construction preparation; construction monitoring calculation analysis; cantilever construction to the closure sectionand bridge approach construction; basket forward movement and basket platform reconstruction; pre-pressing; side span cast-in-place section construction; side span cast-in-place section construction;side span closure section construction; side span closure section tensioning; and lifting platform system dismantling. Compared with a prior method, the method effectively solves the problem of highpier support erection, avoids a large number of support erection construction, adopts the stress of the hanging system of the hanging basket, has simple construction technology, reduces the use amountof materials, reduces the use of large-scale hoisting equipment, has the obvious advantages of cost saving, construction period saving, better technical economy and the like aiming at the work of possibly prior support treatment and the like, avoids the prior construction support erection, avoids the work of a large number of basic treatment and the like, and has obvious construction period saving.
Owner:CHONGQING CONSTR ENG MUNICIPAL TRAFFIC ENG +1

Household photovoltaic intelligent control system

ActiveCN103595348AAvoid large-scale system designAvoid constructionPV power plantsEnergy storageElectricitySystems design
The invention provides a household photovoltaic intelligent control system. The household photovoltaic intelligent control system comprises a confluence lightning arrester, an energy storage battery, a photovoltaic controller, an energy manager and a controller, wherein the photovoltaic controller is connected with the stretching end of the confluence lightning arrester a direct-current bus and the energy storage battery and used for controlling charging and discharging processes of the energy storage battery and controlling the energy storage battery to supply electricity to direct-current electricity loads; the energy manager is connected with the direct-current bus and an one-way electric energy meter and used for transmitting electricity energy in different directions according to different states of the electricity energy; the controller is connected with the photovoltaic controller, the one-way electric energy meter and the energy manager, used for collecting, processing and outputting electricity generating information of a photovoltaic array, and charging and discharging information and electric quantity information of the energy storage battery, and used for parameter setting and operation control of the system. The household photovoltaic intelligent control system can avoid large-scale system design and a construction process of a photovoltaic application system, and no electricity is wasted.
Owner:ADVANCED TECHNOLOGY & MATERIALS CO LTD

Method for preparing pavement base material by stabilizing iron tailings by novel soil stabilizer

The invention discloses a method for preparing a pavement base material by stabilizing iron tailings by a novel soil stabilizer. The preparation method of the novel soil stabilizer comprises the following steps: diluting a TerranZyme bio-enzyme soil stabilizer with water by 10-100 times, adding solid CaCl2 with mass being 5%-10% that of diluting liquid and acidified water glass with mass being 5%-10% that of the diluting liquid, heating to 30-50 DEG C by microwaves, reacting for 20-60 minutes, and performing mixed modification to obtain the novel soil stabilizer. The novel soil stabilizer can be used for stabilizing the iron tailings to prepare the pavement base material. The method for preparing the pavement base material comprises the following steps: uniformly mixing cement, gravel and the iron tailings with the novel soil stabilizer according to a mass ratio of 5: 30: 68: 2 to obtain an inorganic mixture, adding 1.5kg/m<3> of polypropylene fibers, and uniformly mixing to obtain the pavement base material. All technical indexes of the pavement base material meet the national standard requirements, the utilization rate of the iron tailings is high, the environmental problem caused by piling of a large quantity of the iron tailings and mining of pavement gravel materials is solved, and economic benefits are obtained.
Owner:CENT SOUTH UNIV

Artificial roof room-and-pillar shrinkage subsequent filling mining method

The invention provides an artificial roof room-and-pillar shrinkage subsequent filling mining method. The method comprises the steps that mine block structures are divided, specifically, an ore body is divided into multiple stages, ore chambers and ore pillars are divided in the stages in an ore body trend, and the ore chambers and the ore pillars are divided into multiple subsections; mining preparation and out seam mining preparation are conducted, specifically, a stage transportation haulage, a stage ore removal crosscut, a service ventilating raise, a subsection connection roadway, a filling inclined roadway and a drilling chamber are arranged; cutting is conducted; exploding is conducted, specifically, sector-shaped blast holes are drilled in the stage drilling chamber to cave down ores; stopping and ore removal are conducted, specifically, exploding is conducted from bottom to top in each stage, after each time of exploding, part of ores are transported from the stage ore removalcrosscut, remaining ores are shoveled out collectively on the stage ore removal crosscut after the ores are circulated to the topmost subsection ores are exploded and caved down, if the way of working to the dip is adopted during the stages, before upper stage stoping, an artificial roof is constructed on the top of the upper stage, and an artificial bottom is constructed on the bottom of the upper stage, and the artificial bottom of the upper stage is the stoping artificial roof of the next stage; and if the way of working from bottom up is adopted, the artificial roof of the next stage serves as the stoping artificial bottom of the upper stage.
Owner:MCC NORTH (DALIAN) ENG TECH CO LTD
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