55results about How to "Avoid issues such as waste" patented technology

The invention provides a cloud data center task scheduling method based on an improved ant colony algorithm, and relates to the field of cloud computing. The method comprises the following steps that (1) a to-be-scheduled workflow task set submitted by a user and a virtual machine set rent by the user are input, (2) a scheduling problem that tasks are allocated to virtual machines to be executed is represented as a standard minimum value solving problem, and (3) the virtual machine task scheduling problem in a cloud computing environment is solved through the ant colony algorithm based on information element updating. The method can adapt to the dynamic nature of the cloud environment, time for task scheduling of a user is shortened, and virtual machine load in a cloud data center can be maintained in a relative balance state.

The present invention discloses a streaming media service rate prediction method and device. According to the scheme of the present invention, the service rate influence data of the previous data sampling time period of the current moment can be obtained, the obtained service rate influence data is inputted to a set least squares support vector machine (LS-SVM) rate prediction model to obtain the service prediction rate of the next data sampling time period of the current moment, and the corresponding streaming media data is generated according to the service prediction rate, wherein the LS-SVM rate prediction model is obtained by training multiple sets of sample data within the previous set time period of the current moment according to a set LS-SVM rate prediction algorithm, so that the service rate prediction accuracy is improved, the code rate of the generated streaming media matches a current network rate more accurately, and the problems, such as the video lag, the network bandwidth waste, etc., are avoided.

The invention provides a PVC extrusion particulate material and a preparation method thereof, and preparation method of an extrusion product. The invention relates to the field of PVC extrusion materials. The PVC extrusion particulate material is prepared from the raw materials of: PVC resin, a stabilizer, an impact-resistant modifier, a lubricant, a conducting agent, and a filler. The polymerization degree of the PVC resin is 1000-1100. According to the invention, with the method, the obtained PVC extrusion grade particulate material has the advantage of well dispersed raw materials. The extrusion product produced with the extrusion particulate material has good and stable comprehensive performances such as smooth and flat appearance, static resistance, good flame retardant property, good toughness, good strength, and the like. The material can satisfy higher and higher requirements of mining and other industries. Also, during the preparation process of the extrusion product, dust pollution can be greatly reduced, and damage to the bodies of workers can be reduced.

The invention provides a message processing method and device based on a micro-service architecture. The method can comprise the following steps: after acquiring a to-be-processed message by a Micro-BRAS (Broadband Remote Access Server) container, determining a service type corresponding to the message, and determining a service processing container corresponding to the service type; and sending the message to the service processing container by the Micro-BRAS container, and performing processing corresponding to the service type on the message by the service processing container. According tothe technical scheme of the invention, a BRAS is divided into the Mirco-BRAS container and the service processing container by using a container virtualization technology, and the container is expanded or shrank. When a large number of user equipment is accessed, the container can be expanded to meet the service needs, and when the number of the accessed user equipment is reduced, the container can be shrank, thereby saving storage and computing resources, and improving the resource utilization.

The embodiment of the invention discloses an image projection method and device, equipment and a storage medium. The method comprises the steps of determining three-dimensional coordinates of a targetobject in an image collected by a camera in a vehicle coordinate system according to camera parameters; and projecting the three-dimensional virtual image of the target object into the live-action image of each display device according to the three-dimensional coordinates of the target object in the vehicle coordinate system, the camera parameters and the equivalent parameters of the equivalent camera model of each display device. According to the embodiment of the invention, the three-dimensional virtual image of the target object is projected to the live-action image of the display device;three-dimensional coordinates of a target object are determined in a vehicle coordinate system in a unified manner; the mobility of the image enhancement effect on different display devices is improved, the problems of system resource waste and the like caused by repeated position calculation for different display devices are avoided, the projection efficiency and accuracy of the image enhancementeffect are improved, and the fitting degree between the image enhancement effect and a real scene is enhanced.

The invention relates to 2, 2í»,6, 6í»-4-oxazoline biphenyl ligand and the manufacture method that uses pyrene as raw material and oxidizing and opening loop in the oxidizing system of sodium periodate and ruthenium trichloride to gain 2, 2í», 6, 6í»-4-carboxylic acid biphenyl, reacting with thionyl chloride to gain acyl chloride that is dropped into the methylene chloride solution of spasmolytol and alkamine, reacting to gain product that takes reaction with methylsulfonyl chloride and spasmolytol to gain the target product. It has high reacting activity and solid selection and has great prospect. 2, 2í»,6, 6í»-4-oxazoline biphenyl ligand has the structure of R1=hydrogen, phenyl, benzyl group, or alkyl of 1-8 carbon; R2=hydrogen, phenyl, benzyl group, or alkyl of 1-8 carbon; R3=hydrogen, phenyl, benzyl group, or alkyl of 1-8 carbon; and R4=hydrogen, phenyl, benzyl group, or alkyl of 1-8 carbon.

The invention relates to an LED (light-emitting diode ) lamp bar. The LED lamp bar comprises a substrate, a plurality of LED modules and a plurality of fixed blocks, wherein the LED modules are arranged on the substrate and are electrically connected to the substrate; each fixed block is arranged between two adjacent LED modules and is fixed on the substrate. Through a modular design of parts of the LED lamp bar, parameter such as interval and the number of LEDs and length of the lamp bar can be conveniently adjusted. The LED lamp bar is applicable to a variety of machine types; meanwhile, batch production of the LED lamp bars can be achieved; the production period of the lamp bars is shortened, and the production cost of the lamp bars is reduced.

The invention discloses an electric loader power control device and a control method thereof, and relates to the technical field of loading vehicles. The electric loader power control device comprisesa main controller, a first controller, a second controller and a third controller, wherein the first controller, the second controller and the third controller are respectively connected with the main controller through CAN buses. The first controller is connected with a walking motor and used for controlling the output power of the walking motor according to the control instruction of the main controller. The second controller is connected with a working motor and is used for controlling the output power of the working motor according to the control instruction of the main controller. The third controller is connected with a steering motor and is used for controlling the output power of the steering motor according to the control instruction of the main controller. Environmental pollution can be reduced, and the energy utilization rate during hydraulic control is increased.

The invention discloses preparation, packaging and layered adding methods of ladle filler sand. The ladle filler sand is prepared from the following components in percent by weight: 30-50% of chromiumladle filler sand and 50-70% of compound ladle filler sand. The compound ladle filler sand is magnesium ladle filler sand or silicon ladle filler sand. The chromium ladle filler sand is prepared fromthe following components in percent by weight: 65-80% of first chromium ore, 12-16% of first quartz sand, 4-6% of first magnesite, 6-8% of first aluminum oxide spheres, 3-5% of first potassium feldspar and 1-3% of a first carbon proportioning agent. Cr2O3 content of the first chromium ore is greater than or equal to 46-51wt%, and the granularity is 0.15-2 mm; SiO2 content of the first quartz sandis greater than or equal to 98.0wt%; MgO content in the first magnesite is greater than or equal to 98.0wt%; Al2O3 content of the first aluminum oxide spheres is greater than or equal to 75.0wt%; K2Ocontent of the first potassium feldspar is greater than 8wt%; C contents of first graphite and first carbon black are greater than 92wt%. The ladle filler sand is added quantitatively in layers, so that the self-opening rate of a steel ladle is improved and the production cost of the ladle filler sand is lowered. The ladle filler sand made from different materials is added uniformly in layers andat a fixed speed under constraint of a packaging barrel.

The invention relates to a preparation method for phytosterol acetate formed by catalytic synthesis through an enzymic method. The preparation method comprises the following steps: dissolving pyruvic acid and phytosterin as reaction substrates into dehydrated organic solvent; adding immobilized lipase and a dehydrating agent; and carrying out an oscillating reaction in a water bath of 40-60DEG C for 16-20 hours to obtain the phytosterol acetate, wherein the esterification rate is high as high as 93.01 percent. According to the preparation method disclosed by the invention, the phytosterol acetate is prepared from the pyruvic acid and the phytosterin as raw materials. The preparation method has the advantages of requirement on simple equipment, environment friendliness, safety and higher esterification rate.

The invention discloses a compound air purifier. The compound air purifier is prepared by compounding a component I and a component II at the weight ratio of 1: (1-8), wherein the component I comprises a nonpolar carrier and an active component A loaded to the nonpolar carrier, the specific surface area of the nonpolar carrier is greater than 200m<2> / g, and the pore volume of the nonpolar carrier is greater than 0.1cm<3> / g; the active component A is strong alkali, permanganate or ferrate; the component II comprises a polar carrier as well as an active component B and an accelerant C loaded to the polar carrier, the specific surface area of the polar carrier is greater than 200m<2> / g, and the pore volume of the polar carrier is greater than 0.15cm<3> / g; the active component B is permanganate or ferrate, and the accelerant C is soluble salt of silver, soluble salt of golden, soluble salt of platinum, or soluble salt of palladium. The invention further discloses a preparation method of the compound air purifier, and an air purifying device comprising the compound air purifier. The compound air purifier provided by the invention has good purifying effects and sterilizing effects for various contaminants, and can work under high air speed.

The invention relates to a multi-shot automatic elastic thread anorectum ligation device. The multi-shot automatic elastic thread anorectum ligation device comprises a handle, a gun barrel, a percussion switch, a connector and a negative pressure switch, wherein the gun barrel is connected with the front end of the handle and comprises an outer sleeve tube and an inner sleeve tube; the outer sleeve tube is arranged on the periphery of the inner sleeve tube in a sleeving manner; a suction head is clamped at the front end of the inner sleeve tube; an elastic thread is arranged in the inner cavity of the handle, penetrates through the outer sleeve tube from the inner cavity of the handle and is movably sleeved on the suction head; the tightness of the elastic thread is controlled by a plurality of winding mechanisms; the plurality of winding mechanisms are arranged on the handle; after being ligated, the elastic thread is rotationally cut by a blade arranged at the front end of the gun barrel; and the blade is arranged on a limiting guide tube between the outer sleeve tube and the inner sleeve tube. The invention aims to overcome the defects in the prior art and provides the multi-shot automatic elastic thread anorectum ligation device which has multiple shots, can complete ligation by a single person and is simple in structure.

The invention relates to an automatic generation method and device of service derivative indexes, electronic equipment and a computer readable medium. The method comprises the steps of generating multiple pieces of service process data based on a product interaction page and service categories; establishing entity contact data based on a plurality of data tables in a service database; based on the multiple pieces of service process data, establishing an association relationship between the multiple data tables and service categories, the data tables including atomic indexes; establishing a logical relationship among the plurality of data tables based on the entity contact data; and automatically generating service derivative indexes according to the service categories, the association relationship and the logical relationship, wherein the service derivative indexes are composed of at least one atomic index. According to the automatic generation method and device of the service derivative indexes, the electronic equipment and the computer readable medium, the data output efficiency can be improved, and the operation analysis decision-making efficiency can be improved.

The invention discloses chip checking and supplementing equipment for material strips. The chip checking and supplementing equipment comprises a base, a control device, a conveying device, a detectiondevice, a stripping device, a material supplementing device and a sealing device, wherein the conveying device, the detection device, the stripping device, the material supplementing device and the sealing device are arranged on the base in sequence. The conveying device is used for driving material discs to rotate so as to convey the material strips in the material discs from a first material disc to a second material disc. The detection device is located on a material strip conveying path and is used for detecting whether chips in the material strips are absent or not. The stripping deviceis used for stripping carrier strips and cover strips at missing positions of the chips in the material strips. The material supplementing device is used for supplementing chips to the carrier stripsseparated from the cover strips. The sealing device is used for sealing the carrier strips and cover strips with supplemented chips. The conveying device, the detection device, the stripping device, the material supplementing device and the sealing device are in signal connection to the control device. The automatic detection and automatic supplement of the absence of chips can be realized. Problems like low efficiency and material waste during manual operation are effectively prevented. The delivery efficiency and quality of the chips are greatly improved.

The invention discloses a cooperative charging method and device and logistics equipment, and relates to the technical field of logistics. One specific embodiment of the method comprises the followingsteps: judging whether the residual electric quantity of first logistics equipment meets a preset charging condition or not; if yes, determining target second logistics equipment used for charging the first logistics equipment; and controlling the target second logistics equipment to move to be intersected with the first logistics equipment so as to charge the first logistics equipment. Accordingto the embodiment, through cooperative charging among logistics preparation, the problems of low charging efficiency, easy energy waste and the like due to the fact that the logistics preparation must be returned to the charging station for charging can be avoided.

The invention relates to the field of building decorating boards, in particular to a board with the grid size.The board comprises a board body.Transverse row size lines and longitudinal row size lines are arranged on the surface of the board body and are intersected to form a plurality of basic table cells.Table cell size figure identification is arranged in each basic table cell.A board groove is formed between the two adjacent basic table cells on the two sides of the board body.According to the board with the grid size, the transverse row size lines and the longitudinal row size lines are arranged on the surface of the board body, the corresponding transverse row size figure identification and the corresponding longitudinal size figure identification are arranged on the surface of the board body, under the circumstance without a tape, a single person can carry out operation, staking-out in survey is not needed, direct reading and cutting only need to be carried out on the board, the middle links of staking-out in survey are omitted, operation is easy and convenient, the time cost and the labor cost can be saved, the working efficiency is promoted, and a guarantee is provided for precise and efficient construction of workers.

The invention relates to a novel application of a magnetic ionic liquid as a high-temperature magnetic seal lubricating material. The magnetic ionic liquid has low (no) vapor pressure, good heat stability and magnetic controllability. Through application of a controllable external magnetic field, the lubricating surface can be accurately filled with the magnetic ionic liquid, continuous lubrication is realized, and leakage and outside pollution can be prevented in the lubrication process. Compared with conventional magnetic lubricating materials, the magnetic ionic liquid can effectively solvethe problems of magnetic particle aggregation, sedimentation and the like as a pure substance, has the advantages of high stability, no vapor pressure and the like under the condition of high temperature and is a novel, efficient, stable, safe and environment-friendly magnetic seal lubricating material.

The invention provides an indoor environment novel regulation and control system. The system comprises a power supply unit, a central processing unit, an energy consumption equipment unit, a heat exchange unit, a heating unit and an indoor environment monitoring unit; the power supply unit is electrically connected with the central processing unit and the energy consumption equipment unit; the central processing unit is electrically connected with the energy consumption equipment unit; one output end of the energy consumption equipment unit penetrates through the heat exchange unit and is communicated with the indoor space; the heat exchange unit is heated through the heating unit; the indoor environment monitoring unit provides feedback of acquired information to the central processing unit through the wireless communication unit; the central processing unit is used for controlling the working condition of the energy consumption equipment. According to the invention, the system is adopted, real-time regulation and control on temperature, humidity, oxygen content, air quality and the like of an indoor environment can be realized, the environment quality of a human activity place is effectively improved, and good operation of the whole system can be ensured by utilizing natural energy to supply power, so that the problems of environmental pollution, resource waste and the likecaused by using fossil energy are avoided.

The invention relates to a preparation method for phytosterol acetate formed by catalytic synthesis through an enzymic method. The preparation method comprises the following steps: dissolving pyruvic acid and phytosterin as reaction substrates into dehydrated organic solvent; adding immobilized lipase and a dehydrating agent; and carrying out an oscillating reaction in a water bath of 40-60DEG C for 16-20 hours to obtain the phytosterol acetate, wherein the esterification rate is high as high as 93.01 percent. According to the preparation method disclosed by the invention, the phytosterol acetate is prepared from the pyruvic acid and the phytosterin as raw materials. The preparation method has the advantages of requirement on simple equipment, environment friendliness, safety and higher esterification rate.

The invention discloses a granular material gas-solid separation collector in the field of chemical industry equipment. The granular material gas-solid separation collector comprises a tubular shell and an air guide pipe positioned inside the shell, an air outlet is formed in the top of the shell, a material outlet is formed in the bottom of the shell, the air guide pipe is communicated with the air outlet, a filter net is arranged in the air guide pipe, at least two feeding pipes are arranged on the side face of the top of the shell, and the axis of each material inlet and the shell are intersected in the horizontal direction and the vertical direction so as to form a certain included angle respectively. The granular material gas-solid separation collector has the advantages that a plurality of material inlets are formed in the granular material gas-solid separation collector, so that materials can be fed into the gas-solid separation collector through the material inlets and discharged from the gas-solid separation collector through the material outlet, the problems that a plurality of separators are used in the traditional mode and equipment and pipe fittings are wasted are solved, separation and collection efficiency of the gas-solid separator with the multiple material inlets is improved, space occupation of the equipment is reduced, and the granular material gas-solid separation collector has the advantages of low cost and convenience in maintenance.

The invention provides a construction device and a construction process for a high-rise building fireproof material. The construction device for the high-rise building fireproof material comprises a vehicle body, and a bin body is arranged on the vehicle body; the stirring mechanism is arranged in the bin body, and at least part of the stirring mechanism extends into the bin body for stirring; the spraying mechanism is arranged on the bin body and at least partially communicates with the bin body; and the cleaning mechanism is arranged on the bin body. The stirring mechanism can stir the fireproof coating in the bin body, so that solid components of the fireproof coating are mixed more thoroughly and distributed more uniformly, and the quality of the fireproof coating is further improved; the automatic spraying process is achieved, the manual spraying process is omitted, and the spraying efficiency and the spraying quality are improved; and the cleaning mechanism can effectively improve the adhesive force of the fireproof coating, so that the spraying quality is guaranteed.

The invention belongs to the technical field of metal 3D printing powder conveying, and relates to a method for uniformly mixing powdery metals in real time, and a metal 3D printing method and device. The method for uniformly mixing the powdery metals in real time comprises the following steps: 1) the types of the powdery metals needing to be mixed, the particle sizes of the powdery metals and the mixing proportion of different types of the powdery metals are determined according to actual requirements; at least two types of the powdery metals are provided; and 2) inert gas is adopted for feeding different types of the powdery metals into a mixing area to be stirred and mixed till the powdery metals are uniformly stirred. The invention provides the method for uniformly mixing the powdery metals in real time, and the metal 3D printing method and device, which can effectively ensure the uniformity of components, structures and properties of subsequently prepared materials and the overall quality of parts.