43results about How to "Achieve cost control" patented technology

The invention discloses a rare earth permanent magnet produced by applying abundant rare earth cerium (Ce) and a preparation method of the rare earth permanent magnet produced by applying abundant rare earth Ce. Based on a double-alloy process, main phase alloy formula uses Ce to partly replace neodymium (Nd), an optimized composition design enables a main alloy to form Ce2Fe14B phase and Nd2Fe14B phase to a greatest extent, and therefore high intrinsic magnetic property is guaranteed. A brand new crystal boundary phase is prepared by a crystal boundary reconstitution technology, and high integral magnetic property and corrosion resistant property are guaranteed, and meanwhile a nanometer powder crystal modification method is supplemented, a micro organization structure of a magnet is optimized, crystal boundary distribution is improved, and the magnetic property and the corrosion resistant property are further improved. By applying abundant rare earth cerium, cost is effectively reduced, and meanwhile balance between production and marketing is promoted. Praseodymium (Pr), Nd, and the like are chosen to form a hard magnetic shell layer of a main phase boundary in a composition design of crystal phase auxiliary alloy at the same time, compared high price heavy rare earth elements of dysprosium (Dy) and terbium (Tb) with the elements, and cost control can be further achieved.

Disclosed are a laser transceiver device and a laser radar. The laser transceiver device includes a light-splitting coupling unit that splits original light into first original light and second original light, an emerging unit that forms emergent light according to the first original light, and an acquiring unit that acquires echoed light to form signal light, and further includes at least one ofa first acting surface that reflects part of the first original light to form first local oscillating light and a second acting surface that reflects parts of the second original light to form secondlocal oscillating light. Since the first local oscillating light is formed by the first original light partly reflected by the first acting surface and the second local oscillating light is formed bythe second original light partly reflected by the second acting surface, the first local oscillating light and the second local oscillating light have relatively low power, thus the power of the emergent light can be improved effectively, so as to effectively extend the detection distance of the laser radar and expand the detection range of the laser radar while keeping the process and cost unchanged.

Disclosed are a laser transceiver device and a laser radar. The laser transceiver device includes a light-splitting coupling unit that splits original light into first original light and second original light, an emerging unit that forms emergent light according to the first original light, and an acquiring unit that acquires echoed light to form signal light, and further includes at least one ofa first acting surface that reflects part of the first original light to form first local oscillating light and a second acting surface that reflects parts of the second original light to form secondlocal oscillating light. Since the first local oscillating light is formed by the first original light partly reflected by the first acting surface and the second local oscillating light is formed bythe second original light partly reflected by the second acting surface, the first local oscillating light and the second local oscillating light have relatively low power, thus the power of the emergent light can be improved effectively, so as to effectively extend the detection distance of the laser radar and expand the detection range of the laser radar while keeping the process and cost unchanged.

The invention discloses a rare earth hydride addition based high-performance La / Ce / Y-rich rare earth permanent magnet and a preparation method thereof. A mutli-alloy technique is adopted, the primary alloy is rich in La / Ce / Y, and the secondary alloy is rare earth hydride. During sintering and heat treatment, a hard magnetic shell layer surrounding principal phase boundaries is formed, and the comprehensive magnetic performance of the rare earth permanent magnet can be improved. The invention provides a method for efficiently utilizing abundant rare earth La / Ce / Y, the magnet cost is greatly reduced, and the comprehensive magnetic performance of the rare earth permanent magnet can be ensured.

The invention discloses a double-main-phase Nd2Fe14B-Ce2Fe14B composite permanent magnet. Mass fractions of Nd2Fe14B and Ce2Fe14B are 80%-90% and 10%-20% respectively. A preparation method includes: (1) weighing substances according to requirements, and smelting in a vacuum arc smelting furnace to obtain two alloys uniform in component; (2) putting the alloys into vacuum glass tubes respectively, putting into an annealing furnace, keeping the temperature at 700-800 DEG C for 10-12 days, and quenching in ice water; (3) making strip-casting flakes; (4) subjecting the strip-casting flakes to a hydrogen explosion process to obtain powder; (5) mixing the powder with a magnetic powder protection agent to obtain powder; (6) pressing; (7) sintering; (8) annealing. The preparation method is simple, the magnet is high in coercivity, and balance use of rare earth resources can be promoted.

The invention discloses a rare earth permanent magnet and a preparation method for the rare earth permanent magnet by controlling Ce valence state by multicomponent rare earth addition and multicomponent alloy micro-mixing. The alloy composition of the rare earth permanent magnet, by atom percentage, is [NdxCeyLazRE1xyz]hFe100hij MiBj, RE is lanthanide except for neodymium and cerium, or scandium and yttrium, Ce is cerium, Fe is iron element, M is at least one of Al, C, Co, Cr, Cu, F, Ga, Mn, Mo, N, Nb, Ni, P, Pb, S, Si, Ta, Ti, V, and Zr. According to the rare earth permanent magnet and the rare earth permanent magnet preparation method, high abundant rare earth Ce is used for partly replacing Nd, the multicomponent rare earth addition and the multicomponent alloy micro-mixing are used for controlling the Ce valence state to make the Ce valence state to approach 3 valence, and therefore the cost control is effectively achieved, and at the same time, the magnet property can be guaranteed.

The invention discloses a system for intelligently managing a dietary menu by a computer, which is designed for the research and development of a menu management system satisfying customization needs. The system comprises a material setting unit, a data display unit and a menu establishment unit, wherein the material setting unit sets and constructs the related data of various dietary materials; the data display unit displays the constructed data; and the menu establishment unit sets an interface for arranging and constructing dishes of customer menus and time schedule details. The system is technically characterized by mainly comprising a harvesting-season setting unit, a dietary material attribute setting unit and a dietary restraint setting unit, wherein the harvesting-season setting unit sets and constructs harvesting seasons of each dietary material; the dietary material attribute setting unit sets and constructs the dietary attributes of each dietary material; and the dietary restraint setting unit sets and constructs the restraint data of each customer. Therefore, a catering manager can more accurately master control and management over the cost of menu establishment, better satisfy the needs of the customers, achieve easier control and management with higher efficiency and greatly improve the practicability and progressiveness of quality of customer service.

The invention provides lubricating oil which is used for a chain and meets the sanitary requirement of a 'lubricating agent capable of being contacted with food by accident' and a preparation method thereof. The lubricating oil used for the chain comprises 45-66wt% of synthetic ester, 30-50wt% of synthetic hydrocarbon and 1-9wt% of an additive, wherein the synthetic ester, the synthetic hydrocarbon and the additives respectively meet the sanitary requirement of the 'lubricating agent capable of being contacted with food by accident'. According to the technical scheme of the invention, the synthetic ester and synthetic hydrocarbon are adopted as base oil, and ratio of the synthetic ester to the synthetic hydrocarbon is adjusted, so that the obtained lubricating oil used for the chain not only has the characteristics of high temperature resistance, low volatilization rate and high dissolubility of deposited carbon but also can effectively realize cost control while meeting the sanitary requirement of the 'lubricating agent capable of being contacted with food by accident'.

The invention discloses a multi-domain intelligent communication model and a communication method based on channel-bandwidth joint decision. A communication scene comprises a primary user, a secondaryuser and one or more jammers, and multi-domain anti-interference communication is carried out by utilizing deep reinforcement learning in a dynamic interference and channel fading environment. Firstly, a time slot, bandwidth and channel selection problem in anti-interference communication is modeled into a Markov process, and a deep reinforcement learning network structure is redesigned and optimized by utilizing a long-short-term memory network. And then the two-dimensional time-frequency spatial spectrum matrix containing interference source information and channel fading information sensedby the secondary user receiving end are input into a designed algorithm structure to obtain a multi-domain joint anti-interference decision in the current environment. The method is complete in model, clear in physical significance and reasonable and effective in design algorithm, and can well describe the anti-interference scene of the multi-domain intelligent anti-interference communication algorithm based on channel bandwidth joint decision.

The invention belongs to the technical field of refined orchard management, and particularly relates to an orchard planting digital mapping management method based on fruit tree coding, which comprises the following steps of S1, acquiring orchard image information, and splicing the acquired orchard images into a large image, S2, carrying out crown recognition on the spliced image, and recognizingand extracting all fruit trees of the image, S3, calculating the actual geographic coordinate position of the fruit tree by calculating the coordinate position of the fruit tree in the image and the actual coordinate of the image reference point in the geographic information system, S4, embedding the image of which the actual geographic coordinate position is identified into a map to make an orchard planting digital map, an dS5, giving codes to the fruit trees on the orchard planting digital map. According to the method, the number of fruit trees, geographic positions, historical farming activities and the like of a certain land parcel can be quickly counted on the map, so that a farm manager can directly view the whole orchard from the map, and yield estimation, cost control and fine management of the orchard are realized.

The invention provides an RFID-based breeding information management system for breeding pigs. A hand-held RFID reader reads content of RFID labels and transmits the content to a breeding pig management platform; the breeding pig management platform is provided with an archives management module, a breeding management module, a material management module, a mating and nursing module and a slaughtering management module; the archives management module is for establishing a unique relevance between each RFID label and each breeding pig and setting initial information; the breeding management module is for daily recording feed conditions, medicine use and epidemic-protection information of the breeding pigs; the material management module is for recording the feed information, medicine information and treatment information; the mating and nursing module is for recording rut information, fertilization information and semen collection information of the breeding pigs, nursing period information of piglets, and pedigree information; and the slaughtering management module is for establishing live pig archives and recording daily feeding information and live pig slaughtering information. According to the RFID based breeding information management system, an electronic identity file is established for each breeding pig; the information collection and information management for the full process of the breeding industry for the breeding pigs are realized; and the breeding pigs are observed and analyzed to determine the good breeds for breeding, so that the selection of good breeding pigs is realized.

The invention discloses a drum type steel storage tank hydraulic lifting and inverting method based on a BIM technology. A holding-latch jack is adopted as a main body, a lifting device supporting system is subjected to integrality safety design through the BIM technology, an engineering virtual model is established, the construction process is simulated, and the whole construction project is optimally controlled; and hydraulic pump stations of different types and hydraulic pipeline system accessories of different types are arranged, single control over a hydraulic lifting device is changed into integral control, continuous jacking is changed into stepped lifting, simple, safe and reliable splicing platforms are used for assistance, and drum type steel storage tank reverse mounting construction complete equipment is formed. According to the method, single control over the single hydraulic lifting device is changed into integral control over multiple hydraulic lifting devices, so that the situations that lifting heights are inconsistent due to time difference in the lifting process and load deviation occurs to a whole storage tank are changed to a great extent, and the overturning phenomenon is effectively prevented and controlled. The technology is simple, easy to apply in fields, suitable for construction of various drum type steel storage tanks, and more suitable for projects with the high quality requirement, narrow and small sites, short construction periods, low estimated cost and harsh constriction environment.

The invention discloses a frame profile of a solar photovoltaic module. The frame profile comprises an upper frame body and a lower frame body, wherein the upper frame body and the lower frame body are fixedly connected by a welding process, the upper part of the upper frame body is of a clamping groove structure, the lower part of the upper frame body is of a support plate structure, the lower frame body is made of an L-shaped plate material, a hollow cavity is formed by the support plate structure of the upper frame body and the lower frame body, and a through hole structure is formed in an upper panel of the clamping groove structure in the length direction. The frame profile of the solar photovoltaic module, disclosed by the invention, has the advantages that the frame profile is reasonable in structural design, the mounting and use properties are stable, and the through hole structure in the surface of the clamping groove of the upper frame body can effectively increase the light intercepting area of the solar cell module and ensure the photoelectric conversion efficiency; meanwhile, through the clamping groove structure, the mass and the using amount of the frame profile are effectively reduced, and the purpose of controlling the cost is achieved.

The embodiment of the invention discloses a download time setting method and a server. The method comprises the steps that the server receives a lock screen picture download request of a terminal; whether current time is in a first preset time period or not is judged and whether a download lock screen picture corresponding to the lock screen picture download request is the lock screen picture in a lock screen picture list which is issued in a second preset time period or not is judged; and not responding to the lock screen picture download request if the current time is in the first preset time period and the download lock screen picture corresponding to the lock screen picture download request is not the lock screen picture in the lock screen picture list. According to the embodiment of the method and the server, different lock screen picture push time is configured for different terminals according to terminal identifiers, so that the server can push the lock screen picture to the terminal according to the lock screen picture push time corresponding to the terminal, the time of downloading the lock screen pictures by the terminal from the server is scattered, the download pressure of the server at certain time is reduced, the pushing and downloading efficiency of the lock screen picture is improved, and the user experience is improved.

The embodiment of the invention discloses a task processing method, device and system, and the system comprises a task generation server and task distribution server terminal equipment, and the systemcomprises a task detail pre-loading module which is used for obtaining a task list and carrying out pre-loading of the task details of all tasks; a task detail display module used for reading detailinformation of the target task from a local memory and displaying the detail information; a task execution result temporary storage module used for adding the task execution result into a task execution result queue of a local memory; and a task execution result uploading module used for uploading the task execution result to the server after the second network state is recovered. Through the embodiment of the invention, the online process of the work order can be better completed with lower cost under the condition that the network coverage condition in the warehouse is poor.

The invention discloses a rare earth permanent magnet produced by applying abundant rare earth cerium (Ce) and a preparation method of the rare earth permanent magnet produced by applying abundant rare earth Ce. Based on a double-alloy process, main phase alloy formula uses Ce to partly replace neodymium (Nd), an optimized composition design enables a main alloy to form Ce2Fe14B phase and Nd2Fe14B phase to a greatest extent, and therefore high intrinsic magnetic property is guaranteed. A brand new crystal boundary phase is prepared by a crystal boundary reconstitution technology, and high integral magnetic property and corrosion resistant property are guaranteed, and meanwhile a nanometer powder crystal modification method is supplemented, a micro organization structure of a magnet is optimized, crystal boundary distribution is improved, and the magnetic property and the corrosion resistant property are further improved. By applying abundant rare earth cerium, cost is effectively reduced, and meanwhile balance between production and marketing is promoted. Praseodymium (Pr), Nd, and the like are chosen to form a hard magnetic shell layer of a main phase boundary in a composition design of crystal phase auxiliary alloy at the same time, compared high price heavy rare earth elements of dysprosium (Dy) and terbium (Tb) with the elements, and cost control can be further achieved.

The invention provides a three-dimensional automatic forming method and system for a belt conveyor. The method comprises the steps that three-dimensional models of various types of components of the belt conveyor are drawn through software, a three-dimensional model base is established, and primitives needing to be connected are marked through expansion entity data in the modeling process; relevant basic parameters of the belt conveyor are input to obtain parameters required by model selection of each part, and a three-dimensional model suitable for the model of each part is found out in a three-dimensional model library; and the three-dimensional models of all the parts are integrated into a preset frame model, corresponding primitives are obtained by retrieving the expansion entity data, all the primitives are spliced according to the assembly relation, a three-dimensional model of the belt conveyor is obtained, and the cost of the belt conveyor is calculated. The system comprises an Autodesk Inventor software module, a parameter calculation module and an automatic assembly module. The three-dimensional model of the belt conveyor and the equipment cost can be obtained only by inputting the basic parameters of the belt conveyor, the accuracy is high, the efficiency is high, and the cost is low.

The invention provides an electroplating process of a nickel-plated steel strip for a battery. A base strip is subjected to unwinding, pickling, electroplating, water washing and rewinding to be produced into the nickel-plated steel strip. The pickling step specifically includes the steps that the base strip is placed in a pickling solution for 0.5-1.0 min with a certain traveling speed, the pickling solution is prepared form hydrochloric acid, sulfuric acid and water, the mass concentration of chloride ions in the pickling solution is controlled to be 4.2-5.0g / L, and the pH value of the pickling solution is controlled to be 0.1-1.0. The electroplating process of the nickel-plated steel strip for the battery is simple and feasible, the steps are simplified, the yield of good products of the steel strip is increased, and the waste water treatment cost and the electroplating solution management and control cost can be reduced.

The invention provides a vorinostat derivative based on lithium hydroxide, and a preparation method and application thereof. The vorinostat derivative based on lithium hydroxide uses vorinostat as a parent drug, and a water-soluble group is connected to the hydroxamic acid position of the mother nucleus of vorinostat to realize modification; thus, the water-solubility of the vorinostat parent drugis effectively improved, and the occurrence of adverse reactions can be effectively prevented. Meanwhile, the vorinostat derivative of the invention has good tumor inhibition effect and can be further used for preparing tumor-treating drugs. Furthermore, the invention also provides the preparation method for the lithium hydroxide-based vorinostat derivative. The preparation method has the advantages of few preparation procedures, simple operation, etc.

The invention discloses a multi-degree-of-freedom intelligent mechanical arm and a testing method thereof. At the free end of the mechanism, the rotating mechanism is a multi-stage structure connected by a rotating shaft. The rotating mechanism can realize the movement of the cutter head towards or away from the stone through the rotating shaft; Image acquisition equipment, and the motor assembly that controls the circumferential rotation of the cutter head; the image acquisition equipment transmits the notch depth and the notch width position to the external processing unit, thereby obtaining the material data of the ring line on the stone surface. The step-by-step ring cloth test can obtain the material characteristic data of all positions on the stone surface, so that it is convenient for the operator to carry out stone carving design and stone carving process planning, and finely control stone carving materials and labor costs.

The invention discloses a rare earth hydride addition based high-performance La / Ce / Y-rich rare earth permanent magnet and a preparation method thereof. A mutli-alloy technique is adopted, the primary alloy is rich in La / Ce / Y, and the secondary alloy is rare earth hydride. During sintering and heat treatment, a hard magnetic shell layer surrounding principal phase boundaries is formed, and the comprehensive magnetic performance of the rare earth permanent magnet can be improved. The invention provides a method for efficiently utilizing abundant rare earth La / Ce / Y, the magnet cost is greatly reduced, and the comprehensive magnetic performance of the rare earth permanent magnet can be ensured.

The invention provides a desulfurization wastewater treatment method. The method comprises the following steps: primary softening treatment: adding an alkaline agent, polyaluminum chloride and a sludge extracellular polymeric substance containing carboxyl functional groups into the desulfurization wastewater, reacting and precipitating SO4 < 2-> in the wastewater, and further separating to obtain supernate to realize primary softening treatment of the desulfurization wastewater; wherein the alkaline agent comprises calcium hydroxide and / or calcium oxide; and second-stage softening treatment: adding NaOH and Na2CO3 into the supernatant obtained by the first-stage softening treatment, reacting and precipitating Ca < 2 + > and Mg < 2 + > in the supernatant obtained by the first-stage softening treatment, and further separating to obtain the supernatant, thereby realizing the second-stage softening treatment of the desulfurization wastewater. According to the method, SO4 < 2->, heavy metal ions and Mg < 2 + > can be effectively removed under the condition that less Ca (OH) 2, NaOH and Na2CO3 are used.

The invention discloses a preparing method for an inner embossment card. The preparing method includes the steps that a template with hollow embossment patterns is manufactured; the upper surface of a front face core layer is printed through the template, and the embossment patterns are formed on the upper surface of front face core layer; the front face core layer with the embossment patterns is placed and fixed between a bottom layer and a surface film on the front face, and a card material is obtained; and the card material is pressed to obtain the card with the inner embossment patterns. In the pressing process, the embossment patterns on the upper surface of the front face core layer sink in the direction of the front face core layer under the pressure effect, and a height difference is formed between the embossment patterns and the surface of the blank front face core layer, so that a reflection path of light is changed, and the inner embossment effect is formed. The method is firstly provided, the card prepared from the method is smooth in surface, the inner embossment patterns with the concave-convex view sense are arranged inside, the quality of the card is good, the durability is high, the anti-falsification is high, and the extremely-high application value is achieved.

The invention provides a vorinostat derivative based on palladium on carbon, as well as a preparation method and application thereof. According to the vorinostat derivative, vorinostat is used as a parent compound, and the water solubility of vorinostat is improved by binding a water-soluble group, so that the use inconvenience and side effect in the administrating process of vorinostat raw drug can be effectively improved. Furthermore, the preparation method is simple and convenient in process, has simple operation steps, and is applicable to large-scale production.

The invention discloses an antibacterial diaper hook-and-loop fastener which comprises a bottom film and a lining film. The bottom film comprises a non-woven fabric layer and a first plastic thin filmlayer. The top surface of the first plastic thin film layer is divided into a left area, a middle area and a right area. A first hot melt adhesive layer is arranged on the left area of the first plastic thin film layer. The middle area of the first plastic thin film layer is fixedly connected with one end of the lining film through the first hot melt adhesive layer. The right area of the first plastic thin film layer is provided with a hook surface body and a strip-shaped color ribbon through the first hot melt adhesive layer. The bottom surface of the non-woven fabric layer is coated with afirst silicone oil layer. An adhering head is arranged above the bottom film. By arranging a protecting wall with the height larger than the height of the hook-and-loop fastener, the direct contact ofthe hook-and-loop fasteners can be prevented; plush can still stretch between two protecting walls to make contact with the hook-and-loop fastener even under the hindering of the protecting walls sothat fastening can be achieved; due to the arrangement, skin can not be easily stabbed, bacteria can not be easily produced, and the fastener is simple and practical.

The invention discloses a multi-degree-of-freedom intelligent mechanical arm and a testing method thereof. The multi-degree-of-freedom intelligent mechanical arm comprises a rotating mechanism and a cutterhead arranged near the rotating mechanism, wherein one end of the rotating mechanism is fixed to a track, the track is annularly distributed near stone, the cutterhead is located at the free end of the rotating mechanism, the rotating mechanism is of a multi-section structure connected through a rotating shaft, and the rotating mechanism can realize the movement of the cutterhead towards or away from the stone through the rotating shaft; a plurality of unit cutter sets are distributed on the cutterhead in the circumferential direction, and image recording equipment facing the stone and a motor component controlling the cutterhead to rotate in the circumferential direction are arranged on the disc face of the cutterhead; and the image recording equipment transmits the nick depth position and the nick width position to an external processing unit, so that the stone surface loop line material data is obtained. The material characteristic data of all the positions of the stone surface are obtained by conducting the stepped loop distribution cutting test on the large stone, so that an operator can conveniently conduct stone carving design and stone carving process planning, and stone carving materials and labor cost are finely controlled.

The invention provides a preparation method of p-aminobenzene-beta-hydroxyethylsulfone sulfate. In the preparation method, parachloronitrobenzene is used as a raw material, and is subjected to reaction steps of reduction, condensation, acylation, catalytic oxidation, esterification and the like, and therefore, the p-aminobenzene-beta-hydroxyethylsulfone sulfate which is high in yield and high in quality can be prepared.

The invention discloses a CDMA network-on-chip architecture based on a standard orthogonal basis and its implementation method, which mainly solves the problem that the network-on-chip architecture in the prior art cannot reduce resource waste and power consumption while ensuring transmission quality and transmission efficiency. consumption problem. The CDMA on-chip network architecture based on orthonormal basis includes an integrated network forwarding module and an arbitration module, and more than two processing units connected to the network forwarding module and the arbitration module through network nodes respectively. Through the above solution, the present invention achieves the goals of high transmission quality and transmission efficiency, and less resource waste and power consumption, and has high practical value and popularization value.

The invention discloses a double-main-phase Nd2Fe14B-Ce2Fe14B composite permanent magnet. Mass fractions of Nd2Fe14B and Ce2Fe14B are 80%-90% and 10%-20% respectively. A preparation method includes: (1) weighing substances according to requirements, and smelting in a vacuum arc smelting furnace to obtain two alloys uniform in component; (2) putting the alloys into vacuum glass tubes respectively, putting into an annealing furnace, keeping the temperature at 700-800 DEG C for 10-12 days, and quenching in ice water; (3) making strip-casting flakes; (4) subjecting the strip-casting flakes to a hydrogen explosion process to obtain powder; (5) mixing the powder with a magnetic powder protection agent to obtain powder; (6) pressing; (7) sintering; (8) annealing. The preparation method is simple, the magnet is high in coercivity, and balance use of rare earth resources can be promoted.

The invention discloses a mobile terminal and a connecting structure of a universal serial bus connector thereof. The mobile terminal comprises a body, a mainboard arranged in the body, and an antennaarranged at the bottom of the body, the universal serial bus connector is arranged at the bottom of the body and fixedly arranged on the mainboard, a signal line of the universal serial bus connectoris connected with a signal point of the mainboard, a metal housing of the universal serial bus connector is connected with a grounding point of the mainboard through a first filtering module, and thefirst filtering module has a low impedance in a frequency band range of universal serial bus signals and has a high impedance in a frequency band range of antenna signals. According to the technicalscheme, the first filtering module is arranged between the metal housing of the universal serial bus connector and the grounding point of the mainboard of the mobile terminal, effective shielding of the universal serial bus signals is realized, and the influence of the metal housing of the universal serial bus connector on the performance of the antenna can be effectively reduced.