54results about How to "Precisely control the quantity" patented technology

The invention discloses a fire coal blending method of thermal power plants, which belongs to the technical field of thermal power generation and automation and includes: building a coal yard inventory three-dimensional information model database according to coal yard inventory information; building a boiler combustion standard information base according to requirements of each boiler on coal quality and boiler self influence factors; generating a constraint condition according to the boiler combustion standard information base and the coal yard inventory three-dimensional information model database, and building a fire coal economical objective function to obtain a fire coal blending model; and calculating all fire coal blending proportion schemes when the boilers consume standard coal with a set quantity according to the fire coal blending model, and selecting a scheme with topmost layer coal as the optimum scheme. The fire coal blending method is most economical, reduces unit energy consumption price and improves economic benefit of power generation enterprises under the premise of ensuring boiler safe combustion.

The invention discloses a multi-lithium-ball-projectile accurate automatic supply system for plasma fracturing protecting. According to the requirement for EAST Tokamak plasma fracturing relieving, only when a certain number of impurities need to be injected in a short time, relieving on plasma fracturing can be achieved, and accordingly damage on a Tokamak due to plasma fracturing is relieved. A novel impurity injection mode with projectile injection and high-pressure gas injection combined is provided, the multi-lithium-ball-projectile accurate automatic supply system is researched and developed, the success of the research signifies successful achieving of the novel impurity injection mode, and an effective tool is provided for carrying out plasma fracturing protecting research work on an EAST. The EAST is the first full-superconduction divertor device similar to an ITER in the world, a fracturing relieving experiment is carried out on the EAST, and experiment foundations, data references and accumulation can be provided for an ITER fusion device.

The invention provides a brain targeting agent as well as a preparation method and an application thereof. Firstly, the method for preparing the brain targeting agent by the aid of a DNA nanostructure is provided and comprises steps as follows: 1) constructing the DNA nanostructure; 2) modifying the DNA nanostructure with a brain targeting peptide to obtain the brain targeting peptide modified DNA nanostructure; 3) performing fluorescent molecular marking on the DNA nanostructure or the brain targeting peptide modified DNA nanostructure for preparation of the brain targeting agent. The invention further provides the brain targeting agent and the application of the brain targeting agent in cerebral disease diagnosis imaging and therapeutic drug delivery. The DNA nanostructure which has the characteristics of being good in bio-compatibility, degradable and accurate and controllable in molecular and spatial structure is subjected to brain targeting functional modification and fluorescent marking and crosses over a blood brain barrier to enter the brain, accordingly, the brain targeting agent has broad application prospects in diagnosis imaging and treatment of cerebral diseases as well as bioimaging of the DNA nanostructure.

The invention provides a search engine sorting method and system and a search engine. The method comprises the following steps: obtaining a candidate search result set, wherein the candidate search result set comprises one or a plurality of search results; dividing the search result or the search results into a plurality of subsets; and respectively extracting search results from the subsets to generate an exhibition page. According to the invention, the global sorting optimization of the research results can be realized, and the quantity, the position and the proportion of one or multiple characteristics are precisely controlled.

The invention relates to a preparation method of a high-performance sintered Nd-Fe-B permanent magnet material, belonging to the field of rare earth permanent magnet material. The quaternary and abovequaternary rare earth alloy films are deposited on the surface of pretreated Nd-Fe-B magnet by magnetron sputtering. The homogenization, grain boundary diffusion and low temperature tempering are used as diffusion sources to improve the boundary structure of the magnet, so that the coercivity of the magnet is greatly increased and the remanence is kept basically unchanged. The composition of thequaternary and above quaternary rare earth alloy film is LRE 100-X-Y-ZHRExMyAlz (1 <= x <= 40, 1 <= y <= 20, 1 <= z <= 20), wherein LRE is one or more of the light rare earth elements such as Y, La, Ce, Pr, Nd, HRE is one or more of the heavy rare earth elements such as Tb, Dy, Ho, and M is one or more of the alloy elements such as Cu, Fe, Co, Ga, Zr, Zn, Mn, and Mg. The rare earth alloy thin filmprepared by the invention is uniform, compact and strong in adhesion as diffusion source, the quantity is continuously controllable, and the consistency of magnetic properties of the magnet after diffusion treatment is good; It can reduce the amount of rare earth and is suitable for industrial production.

The invention relates to an agricultural machine, in particular to a seeder, comprising a frame, a seed box mounted on the top of the frame, a seed carrying assemble mounted under the seed box and a seed distributing assemble mounted at the front end of the frame, wherein a displacement assemble is mounted at the bottom end of the frame, an open for placing the seed is arranged on the seed box, a punching assemble is mounted at the lower end of the frame and connected with a motion assemble, a positioner capable of locking the moving distance of the displacement assemble is mounted at the displacement assemble. In the invetnion, the seed distributing shaft, the seed pushing rod and the seed carrying shaft are imbined, so that the amount of the seeds falling into each cavity can be precisely controlled by the drawing of the seed pushing rod in the sowing process, the seed distributing amount is precise and less.

The invention discloses a direct dynamic force measurement device of a shock-wave-loaded double-raw model sphere array. The direct dynamic force measurement device comprises a high-pressure air source, a driving section, a diaphragm, a driven section, a tested section, a metal wire, model spheres and a high-speed data acquisition system, wherein one end of the driving section and one end of the driven section are connected by the diaphragm to form a shock tube; the high-pressure air source is connected with the other end of the driving section; one end of the tested section is connected with the other end of the driven section; and lead wires of accelerometer sensors in the model spheres inside the tested section are connected with the high-speed data acquisition system. According to the direct dynamic force measurement device disclosed by the invention, the tested section, which is a transparent organic glass pipe, can be used for carrying out optical measurement; different model sphere arrays needed by experiments can be formed by accurately controlling the number, distribution and spacing of the model spheres because the tested section is provided with double rows of holes and 36 small holes are uniformly distributed in the same radial sections of each row of holes; and the direct measurement on the dynamic force of a shock-wave-loaded granule group is realized by the accelerometer sensors and the high-speed data acquisition system. According to the invention, a good experimental device and testing method are provided for subsequent research.

The invention provides a manual injection booster. The manual injection booster is characterized in that a pin shaft I is respectively arranged on the inner surfaces of a gun shell I and a gun shell II; a supporting plate I, a supporting plate II, a sleeve pipe I and a sleeve pipe II are arranged in an inner cavity; an arc groove is arranged at the upper part of a gun body; a pin shaft II is respectively arranged at two sides of a trigger; two ends of a trigger shaft equipped with the trigger are supported on the gun shell I and the gun shell II; one ends of springs are hung on pin shafts I; the other ends of the springs are hung on pin shafts II; the extending end, penetrating through the supporting plate II and provided with a clamping sleeve and a boosting sleeve in a sleeving manner, of a boosting rod is inserted into the sleeve pipe I; two ends, fixedly equipped with shifting forks, of a shifting fork shaft are supported at the central parts of the gun shell I and the gun shell II; pin shafts III of the boosting sleeve are located in U-shaped grooves of the shifting forks; one ends of chain pieces are hinged with the central parts of the shifting forks; the other ends of the chain pieces are hinged with two ends of a chain pin; two ends of an injection tube are arranged in the arc groove located at the upper part of the gun body through hoops; one end, equipped with a plunger, of a plunger rod is inserted into the injection tube; and the other end of the plunger rod is connected with the end part of the boosting rod through a transmission plate. The manual injection booster provided by the invention is light and convenient to operate, and can easily and accurately control the injection liquid quantity.

The invention provides a short message classification apparatus and method based on behavior features. The apparatus comprises an information acquisition part, a statistical part, a determining part, an execution part and a fault tolerance part. The information acquisition part acquires short message data information, the statistical part extracts the information provided by the acquisition part and counting behavior feature information of each short message, the determining part obtains a statistical result of the statistical part and gives a determining result, the execution part classifies the short messages, and the fault tolerance part extracts data information with statistical failure in the statistical part. According to the invention, based on a Hadoop platform, parallel short message classification is realized by use of a MapReduce calculation model, such that the classification efficiency of large-scale short messages is greatly improved. The apparatus and method can also carry out classification of the short messages simultaneously based on behavior features of multiple short messages, and the accuracy of the short message classification is improved.

The invention relates to the technical field of packaging equipment, in particular to a quantitative horizontal packaging machine. The quantitative horizontal packaging machine comprises a rack, and ahorizontal machine, a screw discharging mechanism, a bowl type lifting mechanism, a measuring glass discharging mechanism and a vibrating discharging mechanism are sequentially fixed to the rack fromleft to right. A screw lifting mechanism is further fixed to one side of the frame and connected with the screw discharging mechanism, the screw lifting mechanism comprises a lifting support, a lifting hopper is fixed to the lifting support, a conical hopper is connected to the bottom of the lifting hopper, a lifting pipeline is further fixed to the lifting support, one end of the lifting pipeline is connected with the bottom of the conical hopper, a discharging pipeline is fixed at the bottom of the other end of the lifting pipeline, and a lifting screw is further fixed in the lifting pipeline. According to the device, various granular materials, powder materials and sheet materials can be added into packaging bags according to a certain quantity, accurate discharging is achieved, and the materials are discharged in the optimal proportion, and nutrition is balanced.

The invention discloses a three-dimensional pyramid construction method based on triangular patch number division. The three-dimensional pyramid construction method comprises the steps of: S1, setting a single-node maximum triangular patch number FaceCount parameter and a single-component maximum triangular patch number meshFaceCount parameter respectively; S2, reading data of the three-dimensional model, and analyzing geometric, texture and attribute information of the three-dimensional model; S3, setting the maximum depth of the binary tree, and setting the read three-dimensional model as a root node of the binary tree; S4, determining the coordinate axis direction of node splitting, and splitting the binary tree; S5, traversing the binary tree, and recalculating an outer bounding box of each node of the binary tree; combining components with the same texture in the three-dimensional model, and constructing a component set; S6, traversing binary tree nodes, calculating triangular patch simplification parameters of the current node, and performing triangular patch simplification; S7, recalculating the texture coordinates of the simplified triangular patch; and S8, outputting model pyramid data.

The embodiment of the invention discloses a message scheduling method and device. The method comprises the steps of monitoring an enqueue state of a queue; when it is determined that the enqueue state represents that a message is enqueued, updating a message tail pointer of the queue, wherein the message tail pointer is used for pointing to the last cell of the last complete message in the queue; calculating a difference value between a scheduling head pointer and a dequeue head pointer of the queue and obtaining a scheduling difference value, wherein the scheduling head pointer is used for pointing to the cell currently requested to be scheduled, and the dequeue head pointer is used for pointing to the cell which is scheduled at the last; and when it is determined that the scheduling difference value is smaller than a preset threshold value and the scheduling head point is smaller than the message tail pointer, scheduling messages in the queue. The continuity of the messages is ensured, and the number of the cells which initiate scheduling requests and are not actually dequeued can be precisely controlled, so the consumption of cache resources can be reduced.

The invention discloses an expansion balloon with a convex-concave surface. The expansion balloon is used for expansion treatment of vascular and non-vascular stenosis. Protrusions and grooves are formed in the outer surface of the convex-concave expansion balloon, the protrusions and the grooves are evenly distributed on the outer side of the convex-concave expansion balloon in a continuous (thread-shaped) and / or discontinuous (crawler-shaped) mode, and the protrusions and the grooves in the convex-concave expansion balloon can be integrally formed when the balloon is formed, or formed twiceon the surface of the formed traditional balloon. When the balloon is expanded, the protrusions on the outer surface of the balloon concentrate pressure in the balloon, the high-pressure expansion effect is achieved, stress is uniform, and expansion is safer; a groove part on the outer surface of the balloon can be used for loading medicines, so that the loading capacity of the medicines can be remarkably increased, and the loss of the medicines in the conveying process is reduced; in a thrombus aspiration catheter, the thrombus aspiration effect can be improved; and the balloon can prevent astent from falling off in the conveying process when the stent is conveyed, and the use is safer.

The invention discloses an intelligent dishwasher with classifying and rotating functions for dinnerware cleaning, comprising a first door, a water reservoir, a water pipe, a fixing block, a rotary shaft, a rotary housing, an air inlet and an air outlet; a dishwasher body is arranged on the left of the first door, a filter net is arranged below the dishwasher body, a first motor is arranged in themiddle of the filter net, a turnplate is fixed above the first motor, the water reservoir is arranged below the filter net, the water pipe is arranged on the left of the water reservoir, a filter tank is arranged above the water pipe, a cleanser storage tank is arranged on the left of the filter tank, and the left of the cleanser storage tank is provided with a second door. The intelligent dishwasher with the classifying and rotating functions for dinnerware cleaning have the advantages that the turnplate and the nozzle may rotate at the same in different directions, washing efficiency is improved, and washing dead corners are avoided; the filter net below the turnplate allows water seepage, the water is then sprayed out the nozzle from the filter tank and the water pump, and water resources are saved.

The invention provides a ticket decoding method and a ticket decoding device. The ticket decoding method comprises the following steps: judging whether an original ticket comprises an undefined term field; if yes, decoding the undefined term field in the original ticket and generating an inferior ticket of the undefined term field; recording ticket information decoded from the undefined term field into the inferior ticket of the undefined term field; and using the inferior ticket as a new original ticket, executing the judging step and the corresponding result judging step and finishing the judgment until all the inferior tickets are judged to obtain a result of No. With the ticket decoding mode, when the original ticket comprises the undefined term field, sufficient fields can be ensured to record the decoded ticket information of the undefined term field and the number of the fields can be accurately controlled so as to avoid the condition of presetting excessive fields and solve the problem of occupying an excessively large memory.

The invention discloses a high-yield digital control and treatment method for a rice field. The method comprises the following steps: grinding: a powdery fertilizer directly passes through a movable filter plate to fall, a pressing plate presses the top of the caked fertilizer, and a driving motor drives an eccentric wheel to continuously rotate, so that the movable filter plate reciprocates back and forth, the caked fertilizer is ground into powder, and the powder is accumulated at the bottom of a solid fertilizer storage box; according to the device, the driving motor is used for driving the rotating rod and the eccentric wheel to rotate, the eccentric wheel can press the extrusion block, the extrusion spring is compressed, the movable rod and the movable filter plate can move backwards, the elastic reset capacity of the extrusion spring can push the movable filter plate forwards, and then the movable filter plate slides back and forth in a reciprocating mode; the movable filter plate is arranged on the movable filter plate to rub caked fertilizer left on the movable filter plate, so that the fertilizer is gradually crushed in the grinding process, manual knocking-open crushing is not needed, the working efficiency is improved, it is ensured that the fertilizer is all powdery, and the situation that the normal effect of the fertilizer on a rice field is affected due to the fact that the spilled fertilizer is caked is avoided.

A grass endophytic fungi separation device comprises a cover. Section of the cover is of an inverted-U-shaped structure, a first through hole is formed in the top face of the cover and is collinear with a central line of the cover, the top face of the cover is connected with the lower end of a solenoid through a bearing, the solenoid is collinear with the central line of the cover, the first through hole is positioned in the solenoid, a threaded ring is mounted in the solenoid in a threaded manner, the inner circle of the threaded ring is fixedly connected with the periphery of a motor, an output shaft of the motor is downward and is fixedly connected with the upper end of a vertical rod, the vertical rod penetrates from the first through hole, the lower end of the vertical rod is fixedlyconnected with the top face of a soaking cage, an arc-shaped through groove is formed in one side of the top face of the soaking cage, and a wheel groove is formed in the undersurface of the soaking cage. The device is suitable for separation of grass endophytic fungi in a small amount, especially suitable for lab use, a manual stirring way in conventional modes can be banned, and the soaking cageis driven to rotate through the motor to realize stirring of seeds, so that stirring speed is more uniform, stirring effect is better, human resources can be liberated, and working efficiency of people can be improved.

The invention relates to a coin changing mechanism capable of effectively processing coin accumulation phenomenon, which belongs to the field of mechanical devices. The coin changing mechanism provided to solve the problem of accumulation of input coins comprises a coin counter, a funnel-shaped component and a pressure resisting plate, wherein a coin inlet and a coin outlet are arranged in the coin counter; the bottom of the funnel-shaped component is hollow; the funnel-shaped component is arranged above the coin counter; the pressure resisting plate is connected with the bottom of the funnel-shaped component through a rotating shaft and can rotate around the rotating shaft; the pressure resisting plate is arranged in the coin counter; the bottom of the pressure resisting plate is connected with a motor of the coin counter through a pressure resisting shaft; and the pressure resisting shaft is arranged to drive the pressure resisting plate to vibrate under the driving of the motor of the coin counter. The coin changing mechanism provided by the invention can accurately control the amount of the coins led out while leading out coins, and simultaneously effectively eliminates coin accumulation, and has a simple structure.

The invention relates to an agricultural machine, in particular to a seeder, comprising a frame, a seed box mounted on the top of the frame, a seed carrying assemble mounted under the seed box and a seed distributing assemble mounted at the front end of the frame, wherein a displacement assemble is mounted at the bottom end of the frame, an open for placing the seed is arranged on the seed box, a punching assemble is mounted at the lower end of the frame and connected with a motion assemble, a positioner capable of locking the moving distance of the displacement assemble is mounted at the displacement assemble. In the invetnion, the seed distributing shaft, the seed pushing rod and the seed carrying shaft are imbined, so that the amount of the seeds falling into each cavity can be precisely controlled by the drawing of the seed pushing rod in the sowing process, the seed distributing amount is precise and less.

The invention discloses a detachable aeration system. The aeration system includes aeration tubes and an aeration pump, the aeration system also includes a support and a lifting mechanism, the support includes a pair of long sides, short sides are connected between the long sides, the short sides are provided with hangers movably connected with the lifting mechanism, and the long sides are provided with detachable arched bolts side by side; and the long sides are connected with an L-shaped strut, the L-shaped strut is fixedly connected with a through tube, a connecting tube is arranged between the through tube and the aeration tubes, two ends of the through tube are sealing structures, the tube body of the through tube is provided with a connecting opening, and a flexible tube is connected between the connecting opening and the aeration pump. The aeration tube is directly fixed on the support, and the support is not fixedly connected with the bottom of a sewage tank, so the aeration tubes can be taken out from the bottom of the sewage tank under the action of the lifting mechanism; and the aeration tubes are fixed on the support by the detachable arched bolts, so damaged or blocked aeration tubes can be conveniently replaced by workers momentarily, and the quantity of the aeration tubes can be accurately controlled by the workers to reach an accurate aeration rate.

The invention discloses a method for preparing nanocarbide based on EB-PVD to reinforce matrix stability. An EB-PVD device is adopted for depositing a compact carbon film, in combination with diffusion treatment, carbon and a refractory element in the near-surface area of a single crystal high temperature alloy matrix are combined to in-situ generate the nanocarbide distributed in a dispersion manner, the refractory element is fixed in the matrix in a manner of the carbide, the loss speed of the refractory element in the matrix in the service process can be restrained, high-temperature structure stability of the matrix can be reinforced, and a secondary reaction zone (SRZ) in the service process can be prevented. The EB-PVD device is adopted for depositing a carbon film on the single-crystal matrix, pure carbon is adopted for serving as a carbon source, the difference of carbon activity in the diffusion process can be overcome, consistency of carbon activity is kept, other carburization processes can be avoided, the problem that in the chemical gas phase carburization process, gas components fluctuate or the carbon activity is not prone to control can be solved, and the carbide number, morphology, distribution and depth controllability can be improved.

The invention discloses an efficient culture method of Procam barus clarkia through breeding and culture zone division in rice and shrimp continuous cropping. The method specifically comprises the following steps: the first step, breeding and culture zone division; the second step, a breeding zone of Procam barus clarkia; and the third step, a culture zone of Procam barus clarkia. The method utilizes the comprehensive cultivation of rice and shrimp, cultivates shrimp larvae early through the breeding zone, precisely controls the number of the shrimp larvae, improves the quality of the shrimp larvae, saves the input cost through the culture zone of Procam barus clarkia, performs ecological field resting, restores soil vitality, precisely controls key technologies such as stocking density, greatly reduces the input cost and management intensity, at the same time realizes the precise control of the Procam barus clarkia breeding and culture technology, reduces culture risks, and improves culture benefits.

The invention discloses a fixed-grain packaging device for corn seeds. The fixed-grain packaging device for the corn seeds comprises a pre-selecting mechanism and a separate packaging mechanism; the pre-selecting mechanism comprises a first conveying belt, a seed collecting cylinder and an air blower, the seed collecting cylinder is provided with a first through hole and a second through hole, thefirst conveying belt is used for conveying the corn seeds, one end of the first conveying belt penetrates through the first through hole to stretch into the seed collecting cylinder, and the air blowing direction of the air blower is obliquely formed upwards and faces the second through hole; and the separate packaging mechanism comprises a second conveying belt, a hopper and a third conveying line, the second conveying line is located under the seed collecting cylinder and is close to the seed collecting cylinder, a soft matrix is fixedly connected to the surface of the second conveying lineand provided with multiple groups of containing grooves, each group comprises a plurality of the containing grooves, the hopper is located under the tail end of the second conveying line, and the third conveying line is located under the hopper and used for conveying packaging boxes. According to the fixed-grain packaging device for the corn seeds, precise fixed-grain packaging of the corn seedscan be achieved, the structure is simple, and the fixed-grain packaging device for the corn seeds is suitable for being popularized.

The invention relates to a fuel oil automatic control supply system for an offshore well repair platform. The system comprises an oil tank, a liquid level hydraulic monitor, a liquid level alarm, a local automatic controller, a control rotary knob, an electromagnetic valve, a control cable, a remote controller, an oil pump, a fuel oil tank, an oil supply pipeline, an oil return pipeline and a pressure alarm. By means of the local automatic controller and the remote automatic controller, when the control rotary knob is in an automatic state (namely full-automatic control oil supply), the fuel oil amount of the oil tank can be effectively monitored in real time, the fuel oil supply time and number can be precisely controlled, the continuity and the reliability of fuel oil supply of an enginein the well repair working process are guaranteed, meanwhile, unattended operation can be achieved, and a large amount of manual labor and operation is saved; the control rotary knob can be automatically switched into a manual state from an automatic state according to site requirements for manual control, and an effective supplementing means is achieved for the full-automatic control oil supplysystem; and the system is easy to operate and high in practicality.

The invention discloses an automatic plate edge trimming machine for manufacturing of children products, relates to the technical field of plate edge trimming, and solves the problems that a traditional device cannot stabilize plates in the plate conveying and machining process, cannot continuously convey the plates, is tedious in plate edge trimming steps, a machine is idle or stack of the plates is time-consuming and laborious. The machine comprises a supporting frame, a first working table, a second working table and a third working table, the second working table is arranged on the top of the supporting frame, the first working table and the third working table are arranged on the two sides of the second working table correspondingly, a clamping assembly and a feeding assembly are arranged at the bottom of the third working table, and the feeding assembly comprises a driving motor. According to the machine, plates with different thicknesses can be continuously and orderly conveyed, and the stability of the plates in the conveying process and the trimming process can be guaranteed.

The invention discloses full-automatic garlic drying and dehumidifying equipment. The full-automatic garlic drying and dehumidifying equipment comprises a protective outer box, a protective inner frame, a plurality of protruding columns, a collecting frame, an adjusting breast board, a vibration motor, a plurality of universal wheels and a drying and dehumidifying unit, wherein the universal wheels are fixedly connected to the lower end of the protective outer box; the protective inner frame is fixedly connected to an opening in the upper end of the protective outer box; the protruding columnsare fixedly connected to the side surface of the protective outer box; the collecting frame sleeves the protruding columns; the vibration motor is fixedly connected to an opening in the lower end ofthe collecting frame; the adjusting breast board is adjustably and fixedly connected to an opening in the lower end of the collecting frame; and the drying and dehumidifying unit is fixedly connectedbetween the protective outer box and the protective inner frame. The problems that traditional drying and dehumidifying equipment is low in efficiency, high in energy consumption and small in heat dissipation area are solved, and the drying and dehumidifying efficiency and quality are improved. The function of accurately controlling the drying quantity and positions of a large amount of garlic isachieved, the problems that traditional manual control is low in efficiency, low in precision and high in cost are solved, the cost is reduced, and the conveying precision and efficiency are improved.