30results about How to "To achieve the purpose of complementary advantages" patented technology

The invention belongs to the meteorological service technical field and relates to a rainfall prediction method, a rainfall prediction system and an electronic device. The method comprises the following steps that: a) radar maps of different heights in different time periods and meteorological information sequences in the corresponding time periods are extracted; b) a deep neural network-based rainfall prediction model is constructed; and c) the extracted radar maps and the meteorological information sequences are inputted the rainfall prediction model, time series analysis is performed on theinputted radar maps and meteorological information sequences through the rainfall prediction model, so that radar map space-time characteristics and meteorological information time-series features corresponding to the time periods are obtained, and rainfall prediction values corresponding to the time periods are outputted according to the radar map space-time characteristics and the meteorological information time-series features. According to the rainfall prediction method, the rainfall prediction system and the electronic device of the invention, long-term and short-term time series dependencies in the trend of the change of the radar maps over time are fully utilized; other meteorological information is incorporated; a variety of data sources are synthesized; and therefore, short-termfuture rainfall can be accurately predicted.

The invention relates to a dual-ion battery using a ternary composite material as a negative electrode and a preparation method thereof. A metal / carbon / graphene ternary composite material is prepared by a one-step high-temperature carbothermal reduction method. The metal / carbon / graphene ternary The composite material is used as the negative electrode, the graphite material is used as the positive electrode and the metal salt electrolyte is assembled into a dual-ion battery. The preparation method of the invention is simple, environmentally friendly, simple and easy to obtain raw materials, good cycle performance under high current, and high coulombic efficiency.

The invention discloses a method for realizing dynamic function online interception expansion of a system through multilingual cloud compilation. By intercepting a tag, compilation and execution of a business logic interception code are realized, and then the compilation and the execution are carried out. The compilation running process specifically comprises the steps of detecting whether expansion interception exists or not, and if the expansion interception exists, determining the business logic interception code; searching for a corresponding instance from a memory, and calling and running the corresponding instance by utilizing a multilingual dynamic script execution engine; and if the corresponding instance does not exist, performing compilation by utilizing a corresponding script compilation engine according to a language type of the business logic interception code to generate the corresponding instance. According to the method, the business logic interception code can be directly introduced and runs after being compiled through multilingual cloud compilation in system running, so that a previous code is not influenced, a dynamic script engine system is realized, the dynamic function interception expansion of the system is realized, and the flexibility, openness, maintainability and expandability of system function expansion are improved.

The present invention provides a high coercive force, high energy product sintered NdFeB permanent magnet material and its preparation method, comprising a main alloy and at least one auxiliary alloy, the main alloy including at least one RE biased towards high energy product design 2 (Fe,M) 14 B master alloy A of intermetallic compound and at least one RE biased towards high coercivity design 2 (Fe,M) 14 The main alloy B of B intermetallic compound, the auxiliary alloy is a grain boundary phase substance, and the main alloy and the auxiliary alloy are mixed in a solid state. Before mixing, the main alloy is first made into alloy flakes, and the auxiliary alloy is made into Alloys in the form of flakes, blocks or larger particles. The invention discloses a high coercive force, high energy product sintered NdFeB permanent magnet material and its preparation method, which provides a process and technology for mass production of high coercive force and high energy product "double high" sintered NdFeB permanent magnet materials Technical Support.

The invention discloses a method for dynamically intercepting and extending functions of systems by means of multi-language cloud compiling. Business interception codes can be compiled and executed by the aid of interception tags. The method particularly includes detecting whether extension and interception are available or not and determining codes of interception devices if the extension and interception are available; searching corresponding examples from memories by the aid of the codes of the interception devices and invoking and operating the corresponding examples by the aid of multi-language dynamic script execution engines; generating corresponding examples by means of compiling by the aid of corresponding script compiling engines according to language types of the codes of the interception devices if the corresponding examples are unavailable. The method has the advantages that the codes of the interception devices can be compiled by means of multi-language cloud compiling when the systems are operated, compiled codes can be directly introduced and operated without influence on the previous codes, accordingly, dynamic script engine systems can be implemented, the functions of the systems can be dynamically intercepted and extended, and the functional extension flexibility, openness, maintainability and scalability of the systems can be improved.

The invention relates to a braking system integrating an electro-hydraulic braking source wheel-side coupling device and a control method thereof, which includes a brake pedal assembly connected to a braking part of a motor-assisted master cylinder; a motor-assisted assembly connected to a brake pedal The assembly is connected to the brake master cylinder, and the brake master cylinder is connected to the hydraulic brake adjustment part through the oil pipe of the master cylinder; the hydraulic brake adjustment unit of the hydraulic brake adjustment part is connected to the electro-hydraulic wheel coupling device through the wheel cylinder oil pipe; the motor The brake motor output end of the wheel brake part is connected to the thrust mechanism through the deceleration mechanism; the brake motor is electrically connected to the brake motor controller, and the output end of the thrust mechanism acts on the electro-hydraulic wheel coupling device; the electro-hydraulic wheel coupling The device includes a three-way joint, the hydraulic brake adjustment unit is connected to the first end of the three-way joint through the wheel cylinder oil pipe, the second end of the three-way joint is connected to the first wheel cylinder assembly through the first oil pipe, and the third end is connected to the first wheel cylinder assembly through the The second oil pipe is connected with the second wheel cylinder assembly; the first wheel cylinder assembly is connected with the second wheel cylinder assembly through the brake disc.

The invention relates to a vacuum electro-osmotic drainage method for reinforcing dredged silt soil and a panel sliding machine for the vacuum electro-osmotic drainage method, and is suitable for large-area sea land reclaiming and low-lying land filling engineering. The method comprises the following technical steps of (1) embedding anodes; (2) dredging; (3) punching drainage panels on a silt surface, wherein the panel sliding machine can travel on the silt surface, move left and right, punch the drainage panels, and the like, and the punching depth of the drainage panels is 7m to 8m; (4) paving a weaving fabric; (5) paving cathodes, wherein the cathodes are respectively made of EKG (electro-kinetic geosynthetics) material to form a perforated filter tube shape, and then the cathodes can replace part of horizontal drainage branch pipes; and (6) paving vacuum films, and carrying out vacuum punching and electro-osmotic treatment. The method has the advantages that the cathodes and the anodes are arranged at the middle part, the upper part and the lower part of a soil layer in the electro-osmotic process, the drainage panels are punched by the panel sliding machine, and the vacuum precompression, the electro-osmotic treatment and the water covering precompression are combined together, so the advantages are complemented; and the method is especially suitable for the newly dredged soil with small permeability coefficients, the treatment work period is greatly shortened, and the treatment effect is improved.