84results about How to "Efficient Supplement" patented technology

The invention relates to the technical field of nuclear power plant safety, in particular to a nuclear power plant fault diagnosis method based on data balancing, which establishes a data set balancing technology for deep learning through SA-TimeGAN, can effectively solve the problem of data imbalance caused by large normal data volume and small fault data volume in a nuclear power plant, and improves the fault diagnosis accuracy of the nuclear power plant. According to the method, firstly, small sample fault data are preprocessed, then, SA-TimeGAN is used for conducting adversarial training on the multiple types of small sample fault data, generated fault samples are added into an original training data set to achieve balance of sample data, and finally, the balanced data set is input into a CNN-BiLSTM diagnosis model for training, so that fault diagnosis is achieved. According to the method, the recognition capability of the model on minority classes of fault samples is effectively enhanced, and real data distribution is approached through adversarial training, so that high-quality synthetic data is generated.

The invention provides an intelligent fault diagnosis method and device for industrial field knowledge collaboration, and the method comprises the steps: carrying out the data collection and cleaning of original industrial data, and constructing the original data representation of a knowledge base; for original data representation of the knowledge base, entity and relation extraction is carried out, and a map ontology base is designed; compiling a graph construction module according to the design in the graph ontology library, and completing the construction of the industrial knowledge graph; performing text processing on the question of the user so that the system can understand the intention of the user; designing and realizing a knowledge completion inference model for performing knowledge completion on the constructed industrial knowledge graph; and designing and implementing a multi-hop knowledge reasoning model for reasoning answers required by the user in the knowledge graph. According to the intelligent fault diagnosis method oriented to industrial field knowledge collaboration, complex natural language problems can be processed, and landing and development of industrial intellectualization are promoted.

The invention discloses graphite tailing matrix soil and a preparation method thereof, and belongs to the technical field of tailing remediation, and the preparation method comprises the step of uniformly mixing 93.26-95.94% of graphite tailings, 3-5% of animal waste, 0.16-0.24% of a modifier A and 0.9-1.5% of diatomite. According to the graphite tailing matrix soil and the preparation method thereof, a new way is provided for consumption of graphite tailing resources, so that the problems of source of ecological restoration soil in a mining area and stacking of a large amount of graphite tailings are solved, and a win-win situation of social development and ecological environment protection is realized.

The invention relates to the technical field of big data, and provides a data processing method and device for a data warehouse, equipment, a medium and a program product, and the method comprises the steps: obtaining each business source table synchronized to an ODS layer in the data warehouse and a data warehouse target table corresponding to each business source table in response to a business updating instruction, obtaining an association relationship between the business source tables and a dependency relationship between the business source tables and the data warehouse target table; and constructing an entity relationship model based on the association relationship and the dependency relationship, and transmitting modeling information of the entity relationship model to the data warehouse layer by layer. According to the method, the service source table is automatically synchronized by the ODS layer in the data warehouse, the entity relation model is automatically constructed, and the modeling information is transmitted to the lower layer, so that the purpose of intuitively displaying the model information of the data warehouse is realized, human participation is not needed, the modeling information in the data warehouse is improved, more efficient and comprehensive, and the modeling efficiency is improved. A user can conveniently and comprehensively know data assets, and the data query efficiency and the data use efficiency are improved.

The invention discloses lactobacillus reuteri A-1 and application thereof in preparation of products for supplementing iron and regulating intestinal tracts, and belongs to the field of microorganisms and biological medicines. The invention provides a lactobacillus reuteri A-1, which is preserved in Guangdong Province Microbial Culture Collection Center on July 8, 2024, the preservation date is July 8, 2024, and the preservation number is GDMCCNO: 64837. The lactobacillus reuteri A-1 has the advantages that the lactobacillus reuteri A-1 is preserved in the Guangdong Province; based on the lactobacillus reuteri, an after-generation product is successfully researched and developed, and verification shows that the lactobacillus reuteri has the effects of regulating intestinal flora balance and promoting digestion and absorption of a human body, and also has the effect of effectively supplementing an iron element. When 100mg of a metabolite product containing 16,000,000,000 strains and metabolites is given every day, glutathione, lycopene and arginine with the endophytic essential quantity can be continuously provided in the intestinal reproduction and growth process, iron elements can be effectively supplemented, and the method has good practical application value.

The invention discloses an energy aggregation management method and system in vehicle network interaction multi-energy collaboration, and a medium, mainly relates to the technical field of energy aggregation, and is used for solving the problem that an existing V2G vehicle fusion scheme is mainly used for calculating total energy which can be returned, so that impact load influence is reduced, and energy consumption is reduced. And a positive supporting effect on the stability and the reliability of the power grid is difficult to realize. Comprising the following steps: acquiring a difference value between a load demand and an adjustable load corresponding to the same preset time period; when the adjustable load is greater than or equal to the load demand, the power grid in the preset area directly responds to the scheduling plan corresponding to the load demand; when the adjustable load is smaller than the load demand, a load difference value is obtained, and a scheduling instruction is issued to the V2G invitation organization module; and the charging and discharging invitation is sent to the electric vehicle in the preset area through the V2G invitation organization module, and the charging and discharging amount and the charging and discharging time of the selected vehicle in the preset time period are determined.

The invention relates to the technical field of microorganisms, and provides a microbial preparation for promoting corn growth and a preparation method, and the microbial preparation comprises the following components in parts by weight: 5-7.5 parts of a complex microbial inoculant, 12-24 parts of bean pulp powder, 6-9 parts of cottonseed meal, 7-10 parts of corn flour, 1-1.5 parts of glucose, 1-3 parts of amino acid, 3-7 parts of magnesium sulfate, 4.5-6 parts of fish protein and 30-45 parts of water. A carrier is prepared from sodium alginate and a calcium chloride cross-linking agent to wrap compound bacteria of bacillus amyloliquefaciens and paecilomyces lilacinus, so that the compound bacteria are stable in structure and resistant to high temperature, harm of an existing chemical fertilizer to soil is greatly reduced, and meanwhile, the compound bacteria have a good growth promoting effect on corn.

The invention discloses an efficient artificial breeding and intermediate cultivation method for holothuria leucospilota. The holothuria leucospilota with mature gonad is firstly dried in the shade and then transferred into seawater, sodium sulfite is added to make water oxygen deficit, and spawning induction is stimulated. According to the physiological habits of the holothuria leucospilota, hypoxia suffocation stimulation is carried out on the holothuria leucospilota by using sodium sulfite, and a very good spawning induction effect is achieved. Compared with an existing traditional tropical sea cucumber artificial spawning induction method, such as a running water stimulation method and a shade drying method, with the highest spawning induction rate of 13.3-18.0%, the effect of sea cucumber spawning induction is more obvious (the spawning induction rate reaches up to 75-81%) by means of the method. The sodium sulfite has no obvious toxicity to the parent sea cucumber and is low in price; a traditional spawning induction method must be operated at night, but the method has no requirement for spawning induction time, has the advantages of being high in operability, easy to popularize and capable of reducing parent parameter quantity and providing stable fertilized egg supply for large-scale sea cucumber breeding.

The invention belongs to the technical field of plastic processing, and discloses a processing method for reducing extrusion forming metal peeling, which comprises the following steps: plugging one end of a to-be-formed area of a pipe, performing shot blasting treatment on the to-be-formed area of the pipe, spraying a water-based colloidal graphite lubricant on the to-be-formed area of the pipe, and performing extrusion forming on the to-be-formed area of the pipe; and the pipe end sprayed with the water-based colloidal graphite lubricant is dried, a graphite dry film is formed outside a to-be-formed area, the pipe end of the to-be-formed area of the pipe is extruded into a high-temperature forming mold, in the pipe shrinking process, pits formed through shot blasting are gradually deformed, the graphite dry film is gradually discharged out of the pits, and supplement of the lubricant is formed. According to the method, the pipe end lubricating form is improved, the improved lubricating performance is improved, the metal stripping condition in the extrusion forming process is basically eliminated, and the product percent of pass is increased. In the implementation process, all the steps are simple and practical technological methods, implementation is easy through automatic and integrated means, efficiency can be improved for mass production, and cost can be reduced.

The invention relates to the technical field of agricultural cultivation, in particular to a fine grain tailing-based rice seedling substrate and a preparation method thereof. The fine grain tailing-based rice seedling raising substrate comprises the following components: fine grain tailings, fresh animal waste powder, a modifier A and diatomite. The fine grain tailing rice seedling raising substrate has excellent water and fertilizer retention performance, can effectively improve the soil structure and physicochemical properties, improves the air permeability and water retention of the substrate, promotes plant growth, and reduces dependence on soil resources and influences on the environment. The fine grain tailing-based rice seedling substrate prepared by the invention is wide in material source and simple in preparation process, has the advantages of promoting healthy and strong growth of seedlings, enabling seedlings to emerge neatly, being developed in root system, multiple and long in root system, strong in root system coiling force, high in seedling rate, high in comprehensive quality of the seedlings and the like, and has a relatively wide application prospect.

The invention discloses a method and device for automatically supplementing the electric quantity of a storage battery and a medium, and the method comprises the steps: carrying out the electric quantity monitoring of the storage battery, so as to determine whether the electric quantity of the storage battery continuously drops to an electric quantity threshold value or not; if yes, the running state of a vehicle engine is monitored to determine whether the running state of the engine affects the power of the whole vehicle or not; under the condition that the running state of the engine does not affect the power of the whole vehicle, the electricity supplementing generator is controlled to be started at the highest gear for automatic electricity supplementing; and under the condition that the running state of the engine affects the power of the whole vehicle, low-electric-quantity early warning is conducted, the electricity supplementing generator is controlled to be started at a low gear, and automatic electricity supplementing of the vehicle is achieved. The problem of insufficient electricity of the engine is solved, the risk of feed damage of the storage battery is reduced, the electricity utilization safety of the vehicle is guaranteed, unnecessary electricity supplementing operation is avoided, energy consumption and the burden of the engine are reduced, the durability and fuel economy of the engine are improved, and the running cost of the vehicle is reduced.

The invention provides a composite positive electrode lithium supplementing material, the chemical general formula of the composite positive electrode lithium supplementing material is Li < x > M < y > N (1-y) O < z > (at) Li C O < c >, and the composite positive electrode lithium supplementing material comprises an inner core and a shell coating the surface of the inner core, the inner core is a doped inorganic ternary compound, the chemical general formula of the doped inorganic ternary compound is LixMyN (1-y) Oz, and the outer shell is an organic lithium supplement agent, and the chemical general formula of the organic lithium supplement agent is LiaCbOc. The composite positive electrode lithium supplement material has good stability and high gram volume, the coating of the shell can effectively prevent the material from being contacted with wet air, and doping is carried out in the core material, so that the conductivity of a positive plate is improved; meanwhile, the composite positive electrode lithium supplementing material has no gel condition in a conventional environment, and the prepared composite positive electrode lithium supplementing material can effectively supplement active lithium consumed by a negative electrode SEI membrane, so that the energy density and high-temperature cycle performance of the whole battery are improved.

The invention discloses a pressure relief caving method for accelerating goaf collapse, relates to the technical field of underground metal mine mining, and is suitable for a goaf of which the earth surface is allowed to collapse and the burial depth is less than or equal to 100m. A rock drilling chamber is arranged at a proper underground position, and large-range rock mass forced caving is formed in a local area in a downward parallel deep hole and upward parallel medium-length hole blasting caving mode, so that the goaf is completely exposed from the ground surface in the area to form a shock wave pressure relief space, meanwhile, goaf rock covering layer supplementation is completed, and the goaf pressure relief effect is improved. And an original goaf roof pressure dispersion transmission path is destroyed, so that goaf roof collapse is accelerated until the goaf is fully collapsed or collapsed to the ground surface, and goaf harm is thoroughly eradicated. According to the method, the pressure relief top caving project amount investment is small, a safety monitoring and early warning means is adopted, the construction environment is good, safety is high, the blasting construction technical difficulty is low, and the overall technical economic benefit effect is remarkable.

The present invention discloses Lactobacillus reuteri A-1 and its application in preparing iron supplement and intestinal regulation products, belonging to the field of microorganisms and biomedicine. The present invention provides a Lactobacillus reuteri ( Limosilactobacillus reuteri )A‑1, deposited in Guangdong Microbial Culture Collection Center, the deposit date is July 8, 2024, and the deposit number is GDMCCNO: 64837. Based on this Lactobacillus reuteri, a postbiotic product has been successfully developed. It has been verified that it has the effect of regulating the balance of intestinal flora, promoting human digestion and absorption, and effectively supplementing iron. Daily administration of 100 mg of a postbiotic product containing 16 billion strains and metabolites of the present invention can sustainably provide endogenously required amounts of glutathione, lycopene, and arginine during intestinal reproduction and growth, can effectively supplement iron, and has good practical application value.

The invention relates to the technical field of biology, in particular to an SM-miRNA correlation prediction method based on matrix enhancement and cooperative double-matrix completion, which comprises the following steps: step 1, respectively enhancing the precision of a comprehensive SM similarity matrix and a comprehensive miRNA similarity matrix through a Gaussian radial basis function; step 2, obtaining a probability value in a range of [0, 1] through truncation schatten p-norm minimization, replacing missing data of the SM-miRNA incidence matrix with the obtained probability value, and updating the SM-miRNA incidence matrix; and step 3, performing truncated matrix decomposition on the updated SM-miRNA incidence matrix in the step 2, performing calculation by combining the enhanced comprehensive SM similarity matrix and comprehensive miRNA similarity matrix in the step 1 after decomposition to obtain a prediction score matrix, and predicting a result according to the prediction score matrix through the technical scheme. The method has the advantages that the accuracy of similarity measurement and the model calculation speed are improved, and the prediction is comprehensive and flexible.

The present application belongs to the technical field of computer vision three-dimensional reconstruction, and specifically relates to a semi-supervised single-view 3D object reconstruction method. A small amount of labeled samples are used to train a neural network, and then the trained neural network is used to generate pseudo labels for unlabeled samples and guide the training of the unlabeled samples. At the same time, the present application proposes that a discriminator scores the quality of the generated pseudo labels, and limits the bias of low-quality pseudo labels on model training. In addition, the present application proposes a prototype shape prior module based on an attention mechanism, which serves as a bridge between images and 3D shapes, reduces the difference between the two modalities, and provides shape prior for the neural network, ensuring that the reconstructed 3D shape is natural. Compared with the current mainstream method in the industry, the present application is more accurate in three-dimensional reconstruction of a single image under the condition that the amount of labeled data is very small, and the generated 3D shape is more realistic and natural.

The utility model relates to the technical field of propellant buffer tank supplementation, and discloses a propellant buffer tank supplementation device which comprises a base, a material taking barrel is arranged on the base, a feeding port is formed in the top of the material taking barrel, end covers are arranged on the two sides of the material taking barrel, and a first supplementation pipe and a second supplementation pipe are arranged on the end covers respectively. A material suction assembly is arranged in the material taking cylinder and comprises a motor, the output end of the motor is connected with a main belt wheel, an auxiliary belt wheel is arranged on the opposite side of the main belt wheel, a rotating cylinder is arranged in a shaft hole of the auxiliary belt wheel and located in the material taking cylinder, a plurality of blades are arranged outside the rotating cylinder, and the auxiliary belt wheel is connected with the main belt wheel through a leather strip. The arranged material suction assembly is driven by a motor, a rotating cylinder is driven by a main belt wheel and an auxiliary belt wheel to rotate in a material taking cylinder, propellants are pumped out through blades and supplemented into a buffer tank through a supplementing pipe, and rapid and efficient supplementing is achieved. Sealing rubber strips on the edges of the blades are attached to the inner wall of the material taking barrel, sealing performance is improved, and leakage is reduced. And the filter cartridge filters impurities to ensure the purity of the propellant. The device is compact in structure, easy and convenient to operate and high in supplementing efficiency, and the requirement for efficient and stable supplementing of the propellant buffer tank is met.

The present invention discloses a PoC data completion method based on multi-source heterogeneous vulnerability data, and relates to the field of computer technology. Compared with previous PoC data, the present invention solves the problems that public PoC often has low quality, large differences in expression forms, and serious information missing, defines and extracts the key information of PoC, forms a standardized expression method, and provides important guidance for the understanding, analysis and standardized use of PoC. Multi-source heterogeneous PoC information is deeply integrated, and a connection is established between vulnerability information and PoC information, which effectively supplements the missing information of PoC, enhances the understanding of key aspects of PoC information, and significantly improves the practical application value of PoC.

The utility model relates to the technical field of energy-saving circulation, and provides a water-ring vacuum pump energy-saving device, which comprises a plurality of water-ring vacuum pumps, a plurality of water-ring vacuum pumps and a plurality of water-ring vacuum pumps, one end of the first pipeline is communicated with the outlets of the plurality of water-ring vacuum pumps; the other end of the first pipeline is communicated with the water storage tank; and one end of the second pipeline is communicated with the inlets of the plurality of water-ring vacuum pumps, and the other end is communicated with the water storage tank. By means of the technical scheme, the problem that water resources are wasted due to the fact that a water ring type vacuum pump is used for a long time in the related technology is solved.

The utility model discloses a liquefied natural gas (LNG) pipeline pressure test plugging device in the technical field of pipeline devices, which comprises a base, a mounting groove is formed in the middle of the top of the base, a protective shell is arranged in the middle of the top of the mounting groove, and first connecting pipes are connected to the middles of the two ends, far away from each other, of the protective shell in a penetrating manner; first pressure testing devices are fixedly connected to the middles of the two ends, close to each other, of the first connecting pipes, and second pressure testing devices are arranged between the two ends, away from each other, of the first pressure testing devices. The liquefied natural gas pipeline pressure test plugging device has the advantages of being high in structural stability, good in protectiveness, high in sealing performance and the like.

The present invention discloses a pan-cancer common driver pathway identification method based on GAN sample balance, comprising the following steps: 1) generating somatic mutation data of the corresponding cancer that conforms to the real data distribution; 2) minimizing the model CDP-HA of the discreteness between the total weights of each cancer; 3) introducing a parthenogenetic algorithm to solve the model CDP-HA. This method becomes a useful tool for identifying pan-cancer common driver pathways, with strong scalability and practicality.

The invention discloses a multi-coal-source coal blending data processing method based on a WSMOTE algorithm, and belongs to the technical field of coal processing data processing, and the method comprises the steps: data collection and classification: collecting multi-dimensional data of a raw coal floating and sinking test, a coal blending test and the like, carrying out the preprocessing, dividing the data into a missing data set and a complete data set, carrying out the interpolation optimization of a missing value, and carrying out the calculation of the complete data set. And carrying out adaptive processing according to data distribution types, or carrying out weighted combination normalization according to feature importance, analyzing the number and distribution characteristics of minority class samples, dynamically adjusting the neighbor sample size and the new sample synthesis amount, and completing data enhancement and standardization. According to the method, standardized parameters are dynamically adjusted to adapt to data distribution changes, abnormal values are accurately processed, the combined interpolation model is subjected to weight optimization, errors are reduced, and data integrity is improved. WSMOTE parameters are adaptively combined with data distribution to synthesize samples, data are balanced, and the over-fitting risk is reduced. In practical application, the quality of coal blending model training data can be improved, and optimization of a multi-coal-source coal blending scheme is assisted.

A multi-groove cooperative type end face mechanical sealing structure comprises a rotating ring and a static ring which are used for mechanical end face sealing, the rotating ring and the static ring are both provided with annular sealing end faces which are coaxially arranged, and the sealing end faces take the circle center of the sealing ring as the reference. An outer side sealing face, an annular groove and an inner side sealing face are sequentially arranged in the radial direction from the outer edge to the circle center. The outer side sealing face is provided with drainage grooves distributed in the circumferential direction, the drainage grooves penetrate through the whole outer side sealing face, the inlet ends of the drainage grooves are connected with the medium side, and the outlet ends of the drainage grooves are connected with the annular groove. When the rotating ring rotates, a medium enters the drainage groove from the inlet end of the drainage groove and then flows into the ring groove from the outlet end. Through the drainage groove, the pressure of a medium in the annular groove can be greatly improved, the medium can be effectively supplemented to the inner side sealing face, the continuity of formation of a liquid film on the inner side sealing face is ensured, and dry friction of the inner side sealing face and flash evaporation of the medium caused by too high temperature are avoided.

The invention relates to a solar high-temperature heat utilization system, which adopts a heat collection pipe type solar air heater, a heat conduction oil system for heat storage, heat conduction oil and inert gas mixed heat transfer and separation technology to realize efficient utilization of solar heat. The problem of incrustation in a solar water heater in which an existing heat collector directly heats water is solved, the solar water heater is convenient to install and maintain, and expected social and economic benefits are remarkable.

The invention discloses a preparation method of marinated yak and highland barley products, and relates to the field of processing of the marinated yak and highland barley products, the preparation method of the marinated yak and highland barley products comprises the following steps: S1, a cutting step: firstly, performing raw material warehousing and supporting operation; the method comprises the following steps: preparing raw materials in a factory, checking related'inspection and quarantine proof 'and non-epidemic area proof of the raw materials purchased to the factory by a quality inspector, warehousing the raw materials meeting food safety requirements, taking corresponding raw materials according to a material receiving list according to a production plan, and recording batches of the raw materials. According to the invention, sufficient meat can be effectively supplemented to provide energy, the integrated operation of primary cooking, marinating and mixing can be effectively realized in the preparation process, and the packaging and strict disinfection and sealing can be effectively and quickly realized in the inner packaging and outer packaging processes, so that the sealing effect is better achieved, and the meat can be easily stored for a long time.

This invention discloses a fine-grained multimodal named entity recognition method for knowledge extraction in flight control experiments, belonging to the field of aviation test data processing and artificial intelligence fusion technology. The invention includes acquiring text and image data from flight control test documents; extracting text feature sequences and visual feature sequences; performing semantic enhancement based on a pre-built tag prototype memory, which contains multimodal prototype representations of entities of each category extracted through clustering algorithms; calculating cross-modal attention distribution and generating intramodal association matrices through mutual construction operations; performing feature fusion based on the intramodal association matrices; and performing sequence decoding on the multimodal joint features to output entity category labels. This invention solves the problem of existing methods lacking reliable guiding signals when text information is insufficient, overcomes the limitations of the traditional one-to-one alignment assumption, and can explicitly model the complex many-to-many semantic mapping relationship between text and visual objects in flight control test documents, achieving a deeper level of semantic fusion.

The invention discloses an anti-dandruff composition for improving skin micro-ecology and application of the anti-dandruff composition. The anti-dandruff composition is prepared from selenium disulfide, tetrahydromethyl pyrimidine carboxylic acid, a swertia bimaculata (SWERTIA BIMACUTATA) extract, fructo-oligosaccharide and hydrolyzed silk. The anti-dandruff composition provided by the invention can effectively inhibit excessive propagation of malassezia, can also promote propagation of scalp resident flora such as staphylococcus epidermidis, and is beneficial to reconstruction of scalp microbial ecological balance of dandruff crowds. Tests show that when the shampoo is applied to shampoo products, the problems of dandruff, itching in the head, oil in the head, peculiar smell and the like are well solved through tests of volunteers, and an excellent long-acting dandruff removing effect is shown.

The invention discloses compact anti-wrinkle elastin peptide freeze-dried powder and a preparation method thereof, and belongs to the technical field of bioactive peptides. The freeze-dried powder is prepared by taking core tubes and / or throat tubes of bred animals as raw materials through cleaning and impurity removal, crushing and homogenizing, degreasing and impurity removal, composite enzymolysis, enzymolysis inactivation, centrifugal separation, gradient filtration, concentration, sterilization and vacuum freeze drying, and has remarkable elastinase inhibitory activity and tightening and anti-wrinkle effects. The livestock and poultry slaughtering byproducts which are wide in source and low in cost are selected as raw materials, high-value utilization of the livestock and poultry slaughtering byproducts is achieved, the optimized preparation technology solves the problems that in the prior art, enzymolysis efficiency is low, product purity is low, activity is insufficient, and stability is poor, the technology is simple, large-scale production is easy, and the method can be widely applied to the fields of cosmetics, food and health care products.

The tunnel drainage tube comprises a drainage tube body, the top of the drainage tube body is provided with a one-way valve, the one-way valve is fixedly connected with the drainage tube body, the one-way valve is connected with the lower end of a water storage tube, and a rainwater storage box is arranged above the water storage tube; the upper end of the water storage pipe penetrates through the bottom of the rainwater storage tank and extends into the rainwater storage tank, the water storage pipe is fixedly connected with the rainwater storage tank, a first piston is arranged in the water storage pipe, the first piston is slidably connected with the inner wall of the water storage pipe, and the first piston is fixedly connected with the lower end of a first connecting rod; according to the tunnel drainage pipe with the rainwater collection function, after rainwater is collected, the rainwater is continuously pushed into the drainage pipe body through the first piston, the rainwater and water in the drainage pipe body are converged and conveyed to a destination, and therefore in the water source allocation and transportation process, a water source is effectively supplemented, and the water diversion amount is increased. And the first piston can be driven to reciprocate without an external power supply, so that energy conservation and environmental protection are realized.

The invention discloses a copper-magnesium-yttrium alloy wire and a preparation method thereof, and belongs to the technical field of alloys, and the copper-magnesium-yttrium alloy wire comprises the following components in percentage by weight: 0.6-0.8% of magnesium, 0.05-0.1% of yttrium and the balance of copper and inevitable impurities. Cathode copper, a copper-yttrium alloy and a copper-magnesium alloy are smelted into an alloy melt, then the alloy melt is dragged, a copper-magnesium alloy wire is synchronously and continuously fed during dragging, volatile magnesium elements are effectively supplemented, the component stability of the copper-magnesium alloy in the casting process is effectively improved, meanwhile, uniform distribution of the magnesium elements in the alloy wire is promoted, and the yield of the copper-magnesium alloy is improved. And formation of a stable intermetallic compound with the yttrium element is promoted, the conductivity, the wear resistance and the mechanical property of the copper-magnesium-yttrium alloy wire are effectively improved, and the copper-magnesium-yttrium alloy wire has a wide application prospect.