54results about How to "Achieve accumulation" patented technology

The invention provides a warehouse shortest path optimization method based on simultaneous picking of goods by multiple people. By taking the shortest picking path based on simultaneous picking by multiple people as the optimization objective, the warehouse operation environment is assumed and a mathematical model is established to determine the number of picked goods according to the informationof goods out of the warehouse. The concept of separator is introduced into the genetic operation of genetic algorithm. By combining with the improved selection operator based on cumulative probability, the algorithm is improved and the objective function is solved to obtain the set of optimal picking paths for multi-person simultaneous picking. Picking route conflict elimination strategy based ontime window is adopted to plan the route set, and waiting strategy considering priority is adopted to eliminate the route conflict, so as to obtain the picking time of each route. Finally, the pickingtime of each path is compared and the shortest path is selected as the optimization result. The method of the invention can improve the picking efficiency of the warehouse.

The invention discloses a material grinder which comprises a machine casing, wherein a reversed frustum-shaped rotating body and a reversed frustum-shaped filtering support member are arranged in the machine casing, the rotating body is movably connected with the machine casing through a spindle, fixed blades and movable blades are distributed on the circumferential side of the rotating body, satisfactory smashed materials are filtered into a cavity formed by the filtering support member and the machine casing, satisfactory smashed materials and unsatisfactory slag cannot be fed back together, unnecessary work load of devices and staff can be reduced, device resistance is reduced, device efficiency is improved, a whole material down channel is in a gradually narrowed state, the materials performed with certain smashing procedures can still keep certain compactness when moving to a lower gap and the lower materials can be efficiently and fully smashed.

The invention belongs to the field of pharmaceutical preparation, and relates to an albumin nano-particle preparation of a donor-receptor type fluorescent molecule containing an aggregation-induced emission group in a near infrared II region. By adopting an emulsifying high-pressure homogenization method, bovine serum albumin, human serum albumin or recombinant human serum albumin and the donor-receptor type fluorescent molecule containing the aggregation-induced emission group are processed so that nano-particles are prepared; albumin is bonded with the fluorescent molecule , so that rotation in the molecule is limited, molecular conformation is changed, and twisted intramolecularcharge transfer and aggregation-induced emission effect are changed, so that the nano-particle preparation having good fluorescence imaging and photothermal conversion is obtained. The nano-particle preparation can emit fluorescence in the near infrared II region under irradiation of infrared light, and a part of light energy is transformed into heat energy, and an image-guided photothermal therapy for cancers is realized. The albumin nano-particle preparation can be used for preparing a medicine for conducting fluorescence imaging and photothermal therapy in the near infrared II region (NIR-II, 1000nm to 1700nm), and the aim of integration of diagnosis and treatment is fulfilled.

The invention provides a dry garbage delivery reward method, and aims at solving the problem that the garbage collection is difficult as the users do not classify the dry and wet garbage in the priorart. The dry garbage delivery reward method comprises the steps of S1, obtaining corresponding resident dry garbage delivery account information through scanning a preset identification code on a drygarbage packaging bag, wherein the dry garbage packaging bag is a transparent dry garbage packaging bag; S2, acquiring weight information and image information of the garbage in the dry garbage packaging bag, and uploading the weight information and the image information to a background server; and S3, calculating a cash reward corresponding to the current garbage according to a preset dry garbagereward algorithm. By adoption of the method, the dry garbage delivery enthusiasm of the residents can be improved through rewards, and reward with different credit ratings can be carried out by combining the credit scores of the residents, thereby improving the dry and wet garbage classification consciousness of the residents, improving the dry and wet garbage classification and recycling efficiency and protecting the environment.

The invention provides a data accumulation method and device. The data accumulation method comprises the following steps: configuring a data accumulation strategy, and publishing the data accumulation strategy; and according to the data accumulation strategy, carrying out data accumulation on the data of on-line business. The method can realize on-line data accumulation.

An integrated drainage system for biogas and leachate in a landfill site. Before the landfill site is put into use, the shaft is built, and the multi-level and multi-branch shafts connected with the shaft are laid sequentially from bottom to top along with the landfill operation. The collection and drainage channel is filled with water-conducting and air-conducting gravel, and the angle α between the multi-branch collecting and drainage channel and the vertical shaft gradually increases from bottom to top; Extraction device for extracting biogas and leachate. The multi-level and multi-branch collection and drainage channels at a certain angle to the horizontal plane laid radially in layers can improve the water permeability and air permeability inside the garbage body, and carry out the integrated collection and transportation of gas and liquid; through the divergent multi-level, multi- The branch collection and drainage channels converge to the central shaft to realize the accumulation of biogas and leachate, which is convenient for pumping and drainage. The structure of the whole system is simple, the collection efficiency of biogas and leachate is high, the construction is convenient, the engineering cost is low, and the later maintenance and management are convenient.

The invention discloses a modeling design system and method for a transmission system, relates to the technical field of mechanical design, and aims to realize the construction of a two-dimensional topological model of the transmission system through assembly type dragging modeling so as to determine the topological relation between units from power input to power output in the concept design stage of the transmission system. In the transmission system concept design stage, under the condition that the spatial layout and the structural constraint of the system are not considered, the transmission stage number and the transmission form of the transmission system are determined, a transmission system topological structure model is established, and transmission system transmission ratio distribution and power flow calculation are conducted on the basis of the transmission stage number and the transmission form. Through the system and the method, the preliminary configuration scheme of the transmission system can be quickly obtained, the design efficiency of the transmission system is remarkably improved, and a foundation is laid for detailed design of the transmission system.

The invention discloses a screw elevator. The screw elevator comprises a machine frame and a screw conveying line, wherein the screw conveying line is arranged in the machine frame and ascends in a screw mode in the axial direction of the machine frame; the screw conveying line comprises motors, rollers, a controller and screw side plates, wherein the controller is fixed to the machine frame or the screw side plates and is electrically connected to the motors, the motors are connected to the rollers in a driving mode, the rollers are connected through a driving belt, and the two ends of each roller are fixed to the screw side plates; the screw conveying line is divided into an upper port conveying section, a screw conveying section and a lower port conveying section, wherein the upper port conveying section, the screw conveying section and the lower port conveying section are sequentially connected, and the screw conveying section adopts the multi-section design and is formed by splicing a plurality of single screw conveying bodies. According to the screw elevator, the sectional design is adopted so that the movement of material can be controlled, and individual control over the motors is adopted so that the material can be accumulated.

The invention discloses a transmission system modeling and design system and method, which relate to the technical field of mechanical design, realize the construction of a two-dimensional topology model of a transmission system through component-type drag-and-drop modeling, and determine the concept design stage of a transmission system from power input to power output The topological relationship between each unit. In the conceptual design phase of the transmission system, without considering the spatial layout and structural constraints of the system, determine the number of transmission stages and transmission forms of the transmission system and establish a topology model of the transmission system, and then allocate the transmission ratio of the transmission system on this basis and power flow calculations. Through the system and method, the preliminary configuration scheme of the transmission system can be quickly obtained, the design efficiency of the transmission system can be significantly improved, and the foundation for the detailed design of the transmission system can be laid.

The invention discloses a method for preparing 4-octyl itaconate by enzymatic selective catalysis, and belongs to the fields of biochemical engineering and enzyme catalysis. According to the method, lipase is used as a catalyst, itaconic acid and n-octanol are used as raw materials, and the 4-octyl itaconate is synthesized by selective catalysis under a solvent system or a solvent-free system. Themethod provided by the invention uses the lipase as the catalyst, so that the method has advantages of mild conditions, simple separation, strong specificity, high catalytic efficiency, short reaction time, multiple reuse batches, etc. Compared with other catalysts, the lipase used in the invention has advantages of greenness, safety, environmental friendliness, etc., and the 4-octyl itaconate obtained by catalysis is one of emerging small-molecular anti-inflammatory substances.

The invention relates to an oil puddle accumulator used for oil-water separation in alkali liquor. A lower insulation partition plate is horizontally arranged in a cylinder body and used for partitioning the inner cavity of the cylinder body into an upper cavity and a lower cavity; a double-layer cylindrical filter screen core is vertically fixed at a hollow place of the lower insulation partition plate; the double-layer cylindrical filter screen core comprises inner-layer and outer-layer cylindrical conductive metal filter screens which are respectively distributed with mesh holes, wherein an upper insulation partition plate is arranged between the top of the inner-layer cylindrical conductive metal filter screen and the top of the outer-layer cylindrical conductive metal filter screen so that the inner-layer cylindrical conductive metal filter screen and the outer-layer cylindrical conductive metal filter screen are independent of each other; an insulation blind plate is arranged at the bottom surface of the inner-layer cylindrical conductive metal filter screen; a frequency generator is connected between the inner-layer cylindrical conductive metal filter screen and the outer-layer cylindrical conductive metal filter screen; a pipeline is connected to the left and right sides of the upper cavity of the cylinder body and the left and right sides of the lower cavity of the cylinder body, respectively; and each pipeline is provided with an electromagnetic valve. With the adoption of the oil puddle accumulator, free oil in alkali mixed liquor is accumulated, small puddles are accumulated into big puddles so that the big puddles are separated from the alkali liquor, and the self-cleaning function is realized via alternating of the electromagnetic valves.

The invention discloses a knowledge base construction method based on image recognition. The method includes: obtaining a series of images related to a target knowledge base and perform image preprocessing; identifying the input image by using three neural network groups to obtain scene, entity and attribute information of image content, matching the output entity and attribute according to the overlap ratio of the pixel range occupied by the entity and the pixel range occupied by the attribute, and completing the construction of a knowledge base based on a scene, entity and attribute triple.Therefore, by taking the image as a knowledge base construction source, the construction method of the knowledge base is expanded, the redundancy of the knowledge base can be reduced, the query efficiency can be improved, and the accumulation and reusability of image knowledge can be realized.

The present invention discloses a method for generating sub-nanosecond pulse laser. The method is applied to a pressurized type electro-optic Q-switched laser. The method includes the following stepsthat: square wave driving signals of which the peak voltage is greater than the voltage of the quarter-waves of a Pockels cell in the in the electro-optic Q-switch are applied to the Pockels cell; during a time when the voltage of the driving signals increased to the peak voltage from 0, the electro-optic Q-switch is converted from a turned-off state to a turned-on state, and then to a partially turned-on state; when the Q-switch is in the turned-off state, a laser gain medium absorbs pump light to achieve the reverse and accumulation of particles; and when the Q-switch is in the partially turned-on state, in-cavity laser vibrates within a resonance cavity in a reciprocating manner, and pulse laser is outputted through an output coupling mirror and a polarizer. The in-cavity vibrating laser is depleted in a very short time, and therefore, the pulse width of the output laser is compressed, and sub-nanosecond pulse laser output is realized.

The invention discloses a method for generating subnanosecond pulse laser. The method is applied to a pressurized electro-optic Q-switched laser. The method includes: applying a square wave drive signal with a peak voltage greater than a quarter wave voltage to the Pockels cell in the electro-optic Q-switched laser through a Q switch drive module. During the time that the driving signal increases from 0 to the peak voltage, the electro-optic Q-switch changes from the off state to the on state and then to the partially open state. When the Q switch is in the off state, the laser gain medium absorbs the pump light to achieve population inversion and accumulation; when the Q switch is in the partially open state, the intracavity laser oscillates back and forth in the resonator, and outputs pulses through the output coupling mirror and polarizer respectively. laser. The intracavity oscillating laser is exhausted in a very short time, so that the pulse width of the output laser is compressed, and the sub-nanosecond pulse laser output is realized.

The invention discloses a trolley overturning mechanism for an accumulation conveyor. The mechanism is characterized in that an overturning chain wheel and a driving chain wheel are arranged at different positions of a transmission shaft respectively, wherein a circulating chain is meshed with the driving chain wheel; a conveying trolley is supported on a trolley rail through a group of front-end guide wheels and a group of rear-end guide wheels, which are arranged at the bottom of the conveying trolley; an overturning pin shaft is arranged at the bottom of the conveying trolley, and is meshed with the overturning chain wheel; a wheel shaft is arranged at the bottom of the conveying trolley through a bracket; a trolley chain wheel meshed with the circulating chain is arranged on the wheel shaft; a static pressure plate is arranged on one side of the trolley chain wheel, and is pressed against the end face of the trolley chain wheel by virtue of pretightening force through a spring sleeved on the wheel shaft and a nut tightened at the end of the wheel shaft to produce end face static pressure on the trolley chain wheel. The trolley overturning mechanism for the accumulation conveyor is used for the accumulation and the overturning of the trolley on the accumulation conveyor, and the accumulation and overturning reliability of the trolley can be ensured.

The invention provides a step-feed multistage A / O-MBR processing method for oil shale retorting waste water, and comprises the following steps: (1) the oil shale retorting waste water is introduced with a step-feed multistage A / O-MBR processing system; the waste water is divided into three portions and enters into three anoxic pools respectively; (2) denitrification reactions are carried out in each anoxic pool; (3) waste water enter into each aerobic pool, and nitrosation reactions and nitrification reactions are carried out in each aerobic pool; (4) the waste water enters into a membrane bioreactor; (5) clear water generated after filtering by the membrane module is discharged, and a retained sludge mixed liquor returns to the first anoxic pool. According to the invention, oxygen-limited aeration is carried out in the first aerobic pool and the second aerobic pool, thereby realizing short distance nitrification; by means of step-feed, COD in the original water can be fully utilized for denitrification, thereby reducing external carbon source adding amount and mixed liquor reflux ratio, and reducing aeration cost and denitrification required carbon source.

The invention provides a data accumulation method and device. The data accumulation method comprises the following steps: configuring a data accumulation strategy, and publishing the data accumulation strategy; and according to the data accumulation strategy, carrying out data accumulation on the data of on-line business. The method can realize on-line data accumulation.