50results about How to "Reduce conversion" patented technology

The utility model discloses a storage and calculation integrated majority voting logic gate circuit based on ferroelectric field effect transistors. The storage and calculation integrated majority voting logic gate circuit comprises an input module, an operation module, a discharge module and an output module, the input module receives three voltage signals and transmits the three voltage signals to the operation module according to a time sequence; the operation module comprises a ferroelectric field effect transistor, formation and damage of a conducting channel of the ferroelectric field effect transistor are directionally changed according to voltage signals received by a grid electrode and a source electrode, a nonvolatile operation relation with an external voltage signal as input and on-off of an internal channel as output is established, a logic input variable form is unified, and majority voting logic operation is executed. The discharging module adjusts a voltage signal of the operation module in a reading stage to prevent misreading; the output module accurately reads a nonvolatile operation result as a voltage signal; the circuit has the advantages that the storable majority voting logic function can be realized with a small number of transistors, the logic input variable form is unified, and the operation cascading capability and the circuit expandability are improved.

The invention discloses a quick self-cleaning fish bucket culture pond which comprises a fish bucket pond, the fish bucket pond comprises a cylindrical bucket body and an inverted-cone-shaped bucket bottom, a sewage discharge pipe is arranged at the bottom of the inverted-cone-shaped bucket bottom, a water discharge pipe is arranged on the lower portion of the cylindrical bucket body, and a plurality of water pushing pipes are arranged on the outer side of the fish bucket pond. The bottom of the water pushing pipe is connected with an external water inlet pipe, a sewage draining siphon device is arranged in the middle of the fish barrel pool, and an opening is formed in the center of the bottom of the inverted-cone-shaped barrel bottom. Through the design of the cylindrical-conical combined working area of the fish bucket culture pond, the water pushing pipe and the pollution discharge siphon device of the fish bucket pond, fish excrement and residual feed can be quickly sucked, discharged and separated from culture water, and conversion of solid organic pollutants into water-soluble pollutants in the water is greatly reduced; meanwhile, a culture area and a pollutant precipitation and solid-liquid separation area generated in culture are combined into a whole, so that the construction space and the construction cost are greatly saved.

The invention discloses a nitrogen fertilizer synergist and application thereof, and belongs to the technical field of fertilizers. The nitrogen fertilizer synergist comprises the following raw materials in percentage by mass: 15-40% of a nitrification inhibitor, 5-10% of butyl dihydrojasmonate, 1-5% of a soil loosening agent, 30-50% of a dispersing aid, 5-10% of an anti-caking agent, 0.1-5% of a trace element fertilizer and 0-5% of nutritional ingredients. According to the nitrogen fertilizer synergist disclosed by the invention, by adding the dihydro jasmonic acid butyl ester, the dispersity of the nitrogen fertilizer synergist can be improved, the fertilizer efficiency of the fertilizer is improved, the growth of plants is promoted, the stress resistance of the plants is improved, the nitrogen fertilizer synergist also has double functions of delaying nitrogen conversion and promoting nitrogen absorption, the utilization efficiency of nitrogen is further improved, and the nitrogen fertilizer synergist is relatively good in flowability and can be applied to the field of agricultural production. The nitrification inhibitor is stable in high-temperature and low-temperature environments, is convenient to use, can be directly used for particle spraying or adding of fertilizer, and solves the problem that nitrification inhibitors such as DMPP can only be used after being dissolved by special solvents.

The invention provides acid-resistant and cholate-resistant lactobacillus plantarum and application thereof, and relates to the technical field of microorganisms. The invention provides a strain with the capacity of degrading nucleic acid and inhibiting xanthine oxidase, namely lactobacillus plantarum HXJS3-1, and the lactobacillus plantarum HXJS3-1 has the effects of reducing the uric acid level and preventing and treating hyperuricemia and gout. In addition, the lactobacillus plantarum HXJS3-1 also has a certain anti-inflammatory effect and an effect of enhancing immunity. And a novel probiotic or medicine material is provided for treatment of hyperuricemia and related diseases thereof. The lactobacillus plantarum HXJS3-1 also has the characteristics of acid resistance, cholate resistance and no influence of existence of a carbon source and a nitrogen source, so that the lactobacillus plantarum HXJS3-1 can be widely applied to various scenes.

The invention provides a method for improving the quality of fermented cigar tobacco leaves through a composite biological enzyme preparation, and relates to the technical field of tobacco production. According to the method, the accumulation of polyphenol metabolites in the cigar tobacco leaf fermentation process is promoted through common auxiliary fermentation of the fiveleaf gynostemma herb extracting solution, cellulase and neutral protease, so that chemical components in the tobacco leaf fermentation process are more coordinated, and the chemical quality and aroma quality of the fermented tobacco leaves are improved.

The invention provides an earthworm amino acid water-soluble fertilizer as well as a preparation method and application thereof. The earthworm amino acid water-soluble fertilizer is prepared from the following materials in parts by weight: 70 to 100 parts of ferrous sulfate, 8 to 14 parts of boric acid, 10 to 18 parts of potassium molybdate, 3 to 7 parts of monopotassium phosphate, 3 to 7 parts of manganese sulfate, 2 to 7 parts of zinc sulfate, 3 to 7 parts of copper sulfate, 2 to 5 parts of potassium chloride and 900 to 1100 parts of earthworm fermentation liquor. The nitrogen fertilizer in the amino acid water-soluble fertilizer exists in the form of amino acid molecules, can be easily absorbed and utilized by crops, can significantly reduce the conversion of the nitrogen fertilizer to an inorganic nitrogen form (such as nitrate), and effectively reduces the nitrate content of leaf vegetables. Besides, the proportion of phosphorus and potassium in the amino acid water-soluble fertilizer is determined according to the nutrient requirements of the leaf vegetables, and meanwhile, more comprehensive trace elements are added, so that the growth of the leaf vegetables can be promoted, and the taste of the leaf vegetables is improved.

The invention discloses application of catechin as a nitrification inhibitor, a use method of catechin as a nitrification inhibitor, a preparation method of a fertilizer formed by the catechin and the fertilizer. According to indoor simulation and field plot and field experiments, the catechin shows a good inhibition effect on soil ammonia oxidizing bacteria when the dosage per mu is 40.0-100.0 g, conversion from ammonium nitrogen to nitrate nitrogen can be effectively delayed, and compared with a traditional nitrification inhibitor, the catechin has the advantage in the later stage of nitrification inhibition.

The invention discloses a method and system for quickly writing in a Hive partition table, and relates to the technical field of big data processing, and the method comprises the following steps: obtaining to-be-written data, and carrying out data processing and automatic merging on the obtained data according to a preset rule; the method comprises the following steps: acquiring and analyzing schema information of a target table, extracting and caching a partition field list, constructing a partition creation statement, and pre-judging and creating a partition before data writing so as to realize automatic management of a Hive partition table; before the data is written into the target table, mapping fields of the to-be-written data with fields of the target table through an intelligent data mapping technology; according to the method, data to be written are written into a target table, in the process, a multi-thread parallel writing strategy is adopted, and each thread is responsible for a set number of data writing tasks. According to the method, on the premise of ensuring data consistency and integrity, the data storage speed can be remarkably increased, high-speed execution of data synchronization is realized, and the problem of low data writing efficiency of the Hive partition table in a big data scene is solved.

The present invention provides a kind of biological organic fertilizer and its production method and application, belongs to the field of biological organic fertilizer technology, and the production method of the biological organic fertilizer comprises the following steps: S1, by weight, 0.8-1 parts of seaweed crushed material, 7.5-8 parts of straw and 1-1.3 parts of human and animal feces are mixed to obtain a basic material; S2, a composite bacterial agent is added to the basic material obtained by S1, the mass of the composite bacterial agent is 0.2-0.3% of the mass of the basic material, mixed, uniformly ventilated, composted for 25-28d, and a biological organic fertilizer is obtained; the composite bacterial agent includes Bacillus licheniformis, nitrogen-fixing bacteria and micro-rhizomucor. The present invention ensures that the fertilizer release rate of the obtained fertilizer is fast and the action time is long, and the growth needs of short-growth cycle vegetables and long-growth cycle vegetables can be better taken into account.

The application provides a method for inducing poly-podophylli rhizoma by using clump buds, comprising the following steps: S1, cutting stem segments from a podophylli rhizoma mother plant, soaking and cleaning to obtain explants; S2, disinfecting and cleaning the explants, inoculating into a clump bud induction medium to obtain podophylli rhizoma clump buds; S3, inoculating the clump buds into doubling liquid I, washing with a liquid clump bud induction medium after culture, and then transferring into doubling liquid II; S4, taking out the clump buds, cleaning, inoculating into a clump bud induction medium, and then inoculating into a bud proliferation medium; S5, waiting until 1-2 cm, screening out potential mutant strains through phenotypes, inoculating into the bud proliferation medium for subculture, and obtaining mutant plants; and S6, rooting culture of the mutant plants, and after root systems grow, planting and raising seedlings, and then poly-podophylli rhizoma plants are obtained. In the research, suitable concentration of colchicine is used for induction treatment twice, and through stage concentration switching and intermittent recovery strategies, the poly-ploid induction efficiency and explant survival are effectively considered.

The invention relates to the technical field of sustained and controlled release nitrogen fertilizers, and discloses a sustained and controlled release nitrogen fertilizer applied to crops in arid regions, which comprises the following raw materials in parts by weight: 22-28 parts of ammonium nitrate, 18-22 parts of urea, 12-18 parts of ammonium chloride, 6-9 parts of monoammonium phosphate, 6-10 parts of humic acid, 6-10 parts of zeolite powder, 4-6 parts of a water-retaining agent, 1.5-2.5 parts of a nitrification inhibitor, 5-10 parts of a coating material and 1-5 parts of a trace element mixture, the coating material is prepared from 22 to 28 parts of chitosan, 12 to 18 parts of polylactic acid, 6 to 9 parts of bentonite and 11 to 14 parts of polyacrylamide. The nitrogen fertilizer is slowly released through coating treatment, volatilization and leaching loss of nitrogen elements are reduced, the humic acid and the zeolite powder can improve the soil structure, improve the water and fertilizer retention capacity of soil, effectively lock water, reduce water evaporation and fertilizer loss and reduce rapid loss and waste of the nitrogen elements, and therefore the utilization rate of the fertilizer is increased, and the fertilization cost is reduced.

The invention discloses a static and dynamic friction detection system for a high-precision processing process of a semiconductor wafer. The static and dynamic friction detection system mainly comprises reciprocating friction wear detection equipment and a computer control system, when the shifting fork pushes the wafer to move in the X direction, an iron core in the displacement sensor is driven to slightly move through deformation of the force transmission beam, so that the dynamic friction force is determined according to a voltage value acquired by a computer control system, and in the process, static friction force can be effectively acquired by detecting strain gap deformation on the force transmission beam through the displacement sensor; meanwhile, when the wafer performs micro motion in the Y direction, the micro motion friction force is directly measured by the Y-direction strain type force sensor. The two sensors are combined, so that bidirectional force measurement can be realized, and meanwhile, wide friction force range test and same-system full-coverage measurement of dynamic and static friction force can be realized. The device is simple in structure, low in conversion and maintenance cost and suitable for large-scale application in the semiconductor processing and manufacturing industry and other material research and development mechanisms.

The invention relates to a method for reducing nitrogen loss in a biogas slurry returning and utilization process. The method comprises the following steps: providing biochar; mixing the biochar with kitchen biogas slurry, and mixing and stirring under a constant temperature condition to obtain a biochar biogas slurry mixture; the charcoal and biogas slurry mixture is mixed with soil, so that the nitrogen loss can be reduced. According to the method, kitchen biogas slurry generated by anaerobic fermentation of kitchen waste and biochar are mixed and returned to the field, so that the use cost of wood vinegar is reduced, and the influence of biogas slurry coupled straw returning to the field on crops is avoided. The biochar can fix nitrogen nutrients in the biogas slurry through adsorption, slow release and immobilization effects of the biochar; nitrification can be inhibited, conversion of ammonia nitrogen to nitrate nitrogen is delayed, nitrate is promoted to be reduced into ammonia, and nitrate nitrogen is converted into ammonia nitrogen to be reserved; in addition, the biochar provides a habitat for nitrogen circulating microorganisms, nitrogen turnover of the farmland is accelerated, and therefore nitrogen loss caused by returning of the biogas slurry to the field is reduced.

The invention relates to an oat peptide rich in prebiotics and a preparation method thereof, and belongs to the technical field of biology, the product adopts oat peptide, prebiotics, wall-broken oat powder, white hyacinth bean powder, roxburgh rose powder and lotus seed powder as main raw materials; wherein the oat peptide is the oat peptide which is 5kDa or below and is obtained by sequentially carrying out step-by-step enzymolysis on oat protein through papain, snail protease and nattokinase; the white hyacinth bean powder is an extract obtained by performing common enzymolysis on white hyacinth beans through cellulase and pectinase and then sequentially performing step-by-step enzymolysis on the white hyacinth beans through trypsin and papain; the lotus seed powder is an extract obtained by performing common enzymolysis on peeled lotus seeds through cellulase and pectinase and then sequentially performing step-by-step enzymolysis through fig protease and papain. The product follows the functions of clearing, regulating and nourishing, all aspects are matched in a balanced mode, the digestion and absorption rate is increased, blood toxins and intestinal waste are removed, blood sugar and blood fat are reduced, immunity is improved, mood comfort is facilitated, and nerve soothing and sleep aiding are achieved; the effect is prominent, rapid and safe without side effects.

This utility model relates to a front wheel steering angle sensor with adjustable range, including a sensor body, a magnetic block, and a PCB board. The sensor body is connected to the vehicle body through mounting holes, and its built-in center calibration structure is aligned with the steering axis. The magnetic block contains a radially magnetized bare magnet, which forms a magnetic field with the Hall chip on the PCB board. The PCB board is rigidly fixed to the body and is detachable, integrating a Hall sensor chip with an SPI interface for programmable operation, supporting software configuration of the detection range and zero-point parameters. The signal is converted from 3.3V to 5V via a level conversion chip, and a multi-stage power supply module provides dual-channel regulated power. After the microprocessor calculates the angle data, it is output by the CAN bus controller. This sensor establishes an initial zero point through a zero-point calibration component, featuring a compact structure and convenient installation. The software configuration is flexible and adaptable to different range requirements, making it particularly suitable for autonomous driving systems in construction machinery and agricultural machinery, effectively improving steering angle detection accuracy and multi-platform compatibility.

The present invention discloses a hydraulic power-assisted proportional valve, comprising a valve body, wherein two valve sleeves are respectively distributed on both sides of a central axis in the valve body, and valve cores are arranged in the valve sleeves, wherein the two valve cores on one side of the central axis respectively comprise a first positive proportional valve core and a first negative proportional valve core, and the two valve cores on the other side of the central axis respectively comprise a second positive proportional valve core and a second negative proportional valve core; the valve body is provided with a controller for rotating around the central axis to squeeze the valve core, and the valve sleeve is provided with an elastic member for making the valve core rebound; a liquid inlet and a liquid discharge port are provided on the side of the valve sleeve, a first inlet corresponding to the liquid inlet and a first outlet corresponding to the liquid discharge port are provided on the side of the first positive proportional valve core and the second positive proportional valve core, and a second inlet corresponding to the liquid inlet and a second outlet corresponding to the liquid discharge port are provided on the side of the first negative proportional valve core and the second negative proportional valve core.

The invention discloses a method for preparing fucoxanthin microcapsules, which belongs to the technical field of food and drug processing, and comprises the following steps: fucoxanthin, carrageenan and protein complex are mixed, and after stirring reaction, fucoxanthin lipid nanoparticles are obtained; microcrystalline cellulose is grafted and modified with succinic anhydride, and then mixed with food-grade chromium picolinate and fucoxanthin lipid nanoparticles to obtain composite fucoxanthin; composite fucoxanthin, propolis extract, white kidney bean extract, pomegranate peel extract, quercetin and tea polyphenols are mixed as core materials, and β-cyclodextrin and gum arabic are used as capsule materials to prepare microcapsules. Fucoxanthin is present in lipid nanoparticles, and the nano size can better adhere to the cell mitochondria to stimulate the mitochondrial effect; the formed microcapsules contain network structures and lipid nanoparticles inside, which can exert a strong force on the composite fucoxanthin and avoid leakage of fucoxanthin in the microcapsules.

The utility model discloses a kind of drilling grouting integrated devices, including mobile chassis;Support frame, is fixed on mobile chassis;First guide rail, rotatably connected in one side of support frame, and first guide rail is connected with mounting seat by first lifting mechanism;Drilling mechanism, is installed on mounting seat;Angle adjusting mechanism, is arranged between support frame and first guide rail, for driving first guide rail rotation relative to support frame to adjust drilling angle;Second guide rail, is installed in one side of support frame, and at least one clamping mechanism is provided on second guide rail, and clamping mechanism is slidably connected with second guide rail by second lifting mechanism;Grouting pipe, can be clamped by clamping mechanism, clamping mechanism is driven along second guide rail to lift under second lifting mechanism, drives grouting pipe to carry out insertion or pull-out action;Advantage is to be able to greatly improve construction efficiency and construction effect, and grouting angle can be flexibly adjusted to adapt to complex geological conditions.

The utility model relates to the technical field of thin juice permeation, and particularly discloses a squeezer outlet thin juice permeation structure which comprises a motor, a centrifugal pump body, a juice inlet pipe, a discharging pipe, an overflow box feeding box body and an overflow box discharging box body, the motor is in driving connection with the centrifugal pump body, a juice inlet is formed in the side, away from the motor, of the centrifugal pump body, and a juice outlet is formed in the side, away from the motor, of the centrifugal pump body. The juice inlet is communicated with the juice inlet pipe, a juice outlet is formed in the upper end of the centrifugal pump body, and the juice outlet is connected with one end of the discharging pipe; a feeding port is formed in the upper end of the overflow box feeding box body, a feeding pipe is arranged in the overflow box feeding box body, the upper end of the feeding pipe is connected with the feeding port, and the lower end of the feeding pipe extends to the position away from the bottom of the overflow box feeding box body by a preset distance. A discharging port is formed in the side, away from the overflow box feeding box body, of the overflow box discharging box body, and the upper portion of the overflow box discharging box body is communicated with the upper portion of the overflow box feeding box body.

The invention discloses a method for manufacturing a functional film, which comprises the following steps of: 1, cleaning a substrate, namely selecting a substrate material, treating the surface, cleaning, drying and laminating for later use; step 2, plating an antireflection film layer: plating a SiO2 film and the antireflection film layer formed by alternately and repeatedly plating a Si3N4 film and a SiON film on the substrate; step 3, plating a SiO2 binding layer: plating the SiO2 binding layer on the surface of the antireflection film layer; step 4, plating a superhard film layer: plating the superhard film layer formed by Si3N4 films and CNx films alternately on the surface of the SiO2 binding layer; step 5, re-plating a SiO2 binding layer: re-plating the SiO2 binding layer on the surface of the super-hard film layer; and step 6, plating an anti-fingerprint film layer: evaporating the anti-fingerprint film layer on the surface of the thin film. According to the method provided by the invention, the superhard composite film layer is introduced between the antireflection film and the anti-fingerprint film, so that the film has high transmittance, low reflection and fingerprint resistance, and also has high hardness.

The embodiments of this specification mainly relate to the field of acoustic-optical multi-source imaging technology, specifically, an acoustic-optical multi-source imaging method and system. An acoustic-optical multi-source imaging method, the method comprising: L1. A first control processing module acquires a visible light image through a visible light image acquisition module, and acquires an infrared image through an infrared image acquisition module at the same time; a second control processing module acquires sound data through a sound data acquisition module; L2. After acquiring the sound data, the second control processing module determines whether the sound data triggers a threshold; when the sound data triggers the threshold, the second control processing module generates a threshold triggered signal, and sends the threshold triggered signal to the first control processing module. The acoustic-optical multi-source imaging method and system of the embodiments of this specification can save a large number of steps of converting sound data into sound source images and combining the sound source images with visible light images, thereby effectively reducing the amount of calculation of imaging fusion in the acoustic-optical multi-source imaging process.

The invention discloses a bacillus licheniformis recombinant strain with high yield of L-cysteine, and belongs to the technical field of synthetic biology and microbial metabolism engineering. The cysteine synthesis flux is enhanced through multiple knockout and combined overexpression. An efficient engineering strain is constructed by knocking out a serine hydroxymethyltransferase coding gene glyA and an L-serine ammonolysis enzyme coding gene sdaAA of a serine catabolism key pathway, knocking out a cysteine catabolism gene metC and combining gene overexpression to introduce a feedback inhibition removal mutant cysEf and a transporter eamA, and the efficient engineering strain is used for preparing a recombinant strain. Finally, the yield of the L-cysteine reaches 1.075 g / L in shake flask fermentation (the conversion rate is 18.69%), and the application potential of the bacillus licheniformis in sulfur metabolism engineering is highlighted.

The utility model discloses an overlapped assembly type concrete anti-collision guardrail, and belongs to the field of road and bridge engineering. The guardrail is composed of two oppositely-arranged prefabricated anti-collision guardrail panels, a main beam bridge deck and the like, various steel bars are pre-embedded in the prefabricated panels, angle steel is pre-embedded on the outer side of the bottom and connected through snake-shaped connecting steel bars, vertical and bottom side stress main bars are welded to the angle steel, the angle steel is welded to a pre-embedded steel plate of the main beam bridge deck, and stiffening ribs are arranged. Compensation shrinkage concrete is poured in gaps between the panels, and reserved pipelines, waterproof steel bar reserved holes and rabbets are further arranged. According to the guardrail, a traditional formwork is replaced by the standardized prefabricated panel, the problems that the formwork is complex to install and prone to slurry leakage are solved, and standardized production of the prefabricated panel is achieved; rigid is enhanced through a reasonable connecting structure, all parts form a whole, meanwhile, it is guaranteed that new concrete and old concrete are tightly combined, water seepage is prevented, the construction efficiency and using performance of the bridge anti-collision guardrail are effectively improved, and the requirement for modern bridge industrial construction is met.

The invention relates to an electrode heating energy storage system which comprises an electrode heater outer shell, an electrode heater inner barrel, an electrode, an air distributor, a heat storage device and a circulating fan, the air distributor is provided with a gas inlet and a gas outlet, the electrode heater inner barrel is located in the electrode heater outer shell and filled with non-aqueous liquid, and the electrode heater inner barrel is provided with a gas inlet and a gas outlet. A gas outlet of the air distributor is located in non-aqueous liquid in the electrode heater inner barrel, an opening in the upper portion of the electrode heater inner barrel is communicated with the interior of the electrode heater shell, a gas outlet of the electrode heater outer shell is connected with an inlet of the heat storage device, an outlet of the heat storage device is connected with an inlet of the circulating fan, and an outlet of the circulating fan is connected with an outlet of the air distributor. An outlet of the circulating fan is connected with a gas inlet of the air distributor, and the electrode is located in the electrode heater inner barrel and makes contact with the non-aqueous liquid.

The present invention belongs to the technical field of probiotics and their applications, and discloses probiotics with uric acid lowering activity, a composite probiotic agent and applications thereof. A strain of Lentilactobacillus buchneri strain ZD62 was deposited in China Center for Type Culture Collection on March 14, 2024, with the deposit address being Wuhan University, Wuhan, China, and the deposit number being CCTCC NO: M 2024469; a composite probiotic agent comprising Lentilactobacillus buchneri strain ZD62 and fermented mucin Bacillus ZD103; the Lactobacillus buchneri ZD62 and fermented mucin Bacillus ZD103 provided by the present invention have good uric acid lowering properties.

A solar cell according to one embodiment of the present invention has high photoelectric conversion efficiency and comprises a semiconductor substrate 11, and a first semiconductor layer 14 having first conductivity and a second semiconductor layer 15 having second conductivity that are each layered on the semiconductor substrate 11. The material volume Vmp at 10% of the load area of at least a first main surface of the semiconductor substrate 11 is 0.003 µm3 / µm2 to 0.010 µm3 / µm2.

A STEP-NC online interpretation method for a processing robot, opening a STEP-NC file and performing text processing, checking basic syntax, and storing the file in an internal data format in units of lines; establishing a tree data structure according to the relationship between the internal entities of the file, and obtaining a complete mapping of STEP-NC data on the internal data; traversing the established data structure in a numbered order, and establishing a coordinate transformation matrix between a robot coordinate system, a clamping coordinate system, and a workpiece coordinate system; searching an executable structure entity list, and generating a tool motion trajectory in a feature coordinate system according to the order of the executable structure entities in the list and transforming it into a tool trajectory in a robot coordinate system; and finally outputting the processing robot motion trajectory according to the type of processing robot controller. The present invention reduces the workload of information conversion and programming during the working process of the processing robot, and effectively solves the problems of low work efficiency, inconvenient operation, and poor adaptability of STEP-NC file interpretation of the processing robot.

The invention discloses a heat storage-heat and power cogeneration device and method based on thermal electron and capacitor integrated energy storage and transduction, and the device comprises a heat storage body, and a thermal electron emission unit and a capacitor energy storage unit which are located at the inner periphery of the heat storage body. The thermionic emission unit comprises a thermionic positive electrode located on the inner circumferential wall of the heat storage body and a negative electrode located on the inner circumference of the thermionic positive electrode, the capacitive energy storage unit comprises a negative electrode and a capacitive positive electrode located on the inner circumference of the negative electrode, and the thermionic emission unit and the capacitive energy storage unit share the same negative electrode. The thermal electron emission effect and the capacitance electricity storage are designed to be of an integrated structure and share the same negative electrode, heat storage, thermoelectric conversion and electricity storage are coupled into the same physical process, the structure is simple and compact, and the purposes of long-time large-capacity storage-discharge / heat with high energy density, high power density and transient response are achieved.

The utility model relates to the technical field of dimming, in particular to a dimming current calibration circuit of a DALI (Digital Addressable Lighting Interface) switching power supply, which comprises a digital-to-analog conversion unit, a controller unit and a communication unit, when the controller unit transmits a dimming driving signal to the switching power supply through the communication unit, the controller unit receives a dimming current signal from the digital-to-analog conversion unit; when the dimming current signal is greater than a standard value corresponding to the dimming driving signal, the controller unit transmits a level-down dimming driving signal to the switching power supply through the communication unit; when the dimming current signal is smaller than the standard value, the controller unit transmits a level-up dimming driving signal to the switching power supply through the communication unit; when the dimming current signal is equal to the standard value, the controller unit transmits a storage signal to the switching power supply through the communication unit; the communication unit is also used for being controlled by the controller unit to open or close the dimming current calibration circuit; the digital-to-analog conversion frequency is small, the circuit structure and the calibration process are simple, the energy consumption is low, and more calibration modes can be expanded.

The embodiment of the invention provides a beneficiation process aided design method and system.The method comprises the steps that after technological process modeling data input on the basis of a page end design interface is obtained, flow result data can be generated on the basis of the technological process modeling data and beneficiation technological process calculation items; and generating type selection result data according to the process result data and the type selection calculation item of the preparation equipment. And outputting the flow result data and the model selection result data as drawing data in a specified format. The method can be based on a design interface of a page end, a user can operate conveniently anytime and anywhere, and the design efficiency is improved. Through an integrated functional module, the integrated operation of beneficiation process flow design, calculation, equipment type selection and plotting is realized, and the difficulty of data conversion and integration is reduced. According to the method, synchronous calculation of the multi-metal numerical value quantity and the ore pulp quantity in the beneficiation design process can be completed.