33results about How to "Effective control time" patented technology

The invention provides a preparation method of biomass organic carbon and relates to the technical field of biomass carbonization. The preparation method is characterized in that a kettle type carbonization furnace thermal conversion method is adopted, and the preparation method comprises the following specific steps: 1, conducting pretreatment on biomass raw materials, and pressing the biomass raw materials into formed particles; 2, putting the biomass formed particles obtained after pretreatment into a carbonization furnace body, adding and sufficiently mixing a catalyst with the biomass formed particles; 3, introducing a heating carrier into a tubular heat exchanger in a carbonization furnace and a jacket on the outer surface of the carbonization furnace, wherein the heating carrier transmits heat to the biomass formed particles through the heat exchanger and the jacket, and controlling the thermal conversion temperature and time by controlling the pressure and temperature of the heating carrier. The preparation method of the biomass organic carbon is simple and efficient, operation is easy to control, utilization value of biomass energy is raised, clean preparation of the biomass organic carbon is achieved, the carbon obtaining rate of the biomass organic carbon is raised, and a biomass organic carbon product excellent in performance is prepared out.

The invention discloses an LED lamp for promoting plant growth, which is provided with a printed circuit board (1) and a plurality of LED lamp beads (2) installed on the printed circuit board with the light directed downward, the plurality of LED lamp beads (2) Contain blue light beads with a wavelength of 400-520nm and red light beads with a wavelength of 610-720nm, and the ratio of the number of red light beads to blue light beads is 9:1. The light emitted is soft, closer to natural light and good for vision; the blue light with a wavelength of 400~520nm has the largest absorption ratio of chlorophyll and carotenoids, which can effectively increase the photosynthesis of plants; The low absorption rate can effectively regulate the time of seed germination and flowering; blue light and red light wavelengths act on plants in proportion, which can significantly promote the growth of plants.

Provided is a formation method of a transistor. The method comprises the steps that a gate dielectric layer is formed on a semiconductor substrate; impurity doping is performed on the gate dielectric layer so that a work function of the transistor is adjusted; and after impurity doping, a gate electrode is formed on the gate dielectric layer. Impurity doping is performed on the gate dielectric layer so that a work function adjusting area can be formed in the gate dielectric layer. Besides, concentration and time of impurity doping in the impurity doping process can be effectively controlled so that uniform doping can be formed and the doped impurities can be prevented from diffusing into the substrate. Furthermore, dielectric constant of the gate dielectric layer can be increased so that thickness of an equivalent oxide layer of the transistor can be reduced. In addition, impurity doping is performed on the gate dielectric layer, and a work function adjusting layer is not formed so that thickness size of the transistor can be correspondingly reduced, development of smaller characteristic size of a semiconductor technology is facilitated, and progress of the semiconductor technology is promoted.

The invention discloses a method for manufacturing an electrochemical active material. The method is characterized by comprising the following steps of: (1) smashing and mixing ferric salt, lithium salt or phosphor salt compounds in a vibrating ball mill according to the molar ratio of ferrum element to lithium element to phosphor element of 1:1:1; and circulating the operation; and (2) after the uniformly mixing process in the step (1), putting a mixture into a ball milling rotary furnace and sintering the mixture in an inert atmosphere. The method has the characteristics of short processing reaction time, low energy consumption and excellent performance of processed product, simultaneously improves material purity, reduces the emission of carbon dioxide and contributes to environmental protection by adopting a carbon-free processing process.

The invention discloses a comb-shaped polyacrylamide crystal growth disrupting agent, a crystallization-resistant type tail gas catalytic reducing agent prepared from the disrupting agent and a preparation method. The growth disrupting agent is polyacrylamide-co-polyoxyethylene polyoxypropylene methacrylic acid ester, and the tail gas catalytic reducing agent comprises a dispersing agent, Adblue, the crystal growth disrupting agent and the balance of pure water. The preparation method of the crystal growth disrupting agent comprises steps as follows: the crystal growth disrupting agent, the dispersing agent and Adblue are uniformly mixed, purified and separated, and the total nitrogen is regulated. The comb-shaped polyacrylamide crystal growth disrupting agent has the advantages as follows: the prepared crystal growth disrupting agent can effectively inhibit urea crystal growth, the tail gas catalytic reducing agent prepared through combination with the dispersing agent and the like can effectively reduce acting force between urea molecules, the precipitation time and the precipitation quantity of urea crystals are controlled, the red-light-on period caused by crystallization when the urea solution is adopted by vehicles meeting the national IV-stage emission standard is greatly prolonged, and meanwhile, the preparation method is easy and practicable and is implemented easily.

The invention relates to a real-time foreground extraction method based on a monocular platform and a device thereof. The method comprises the following steps of acquiring a monocular video frame sequence image; reducing the size of the image, and reducing a majority of calculation amount through reducing the size of the image; extracting a target prospect by means of a sequence frame statistics method; eliminating isolated noise by means of modes such as mean filtering and median filtering; connecting broken parts by means of a morphological method, and obtaining each target blob; extracting the contour of each blob and eliminating holes; eliminating false targets according to a blob characteristic; repairing a damaged edge by means of a specific filter; performing background updating by means of a block updating strategy; amplifying the vector edge of the target foreground, and obtaining an original resolution foreground vector edge; eliminating sawteeth which are caused by amplification; and filling the inner part of the vector edge by a foreground color, filling the rest part by a background color, and outputting the foreground image with the original resolution size. The invention further discloses a real-time foreground extraction device based on the monocular platform.

The invention discloses a method capable of eliminating the influence of a reagent blank and rapidly detecting the content of chlorine dioxide in water. The method comprises the following steps: firstly, preparing a liquid-type chlorine dioxide detection reagent, then manufacturing a chlorine-dioxide standard color card without the reagent blank by a colorless and transparent PVC (Polyvinyl Chloride) plastic board, putting the chlorine-dioxide standard color card at the bottom part of a blank tube in testing, and reading the concentration of chlorine dioxide corresponding to the standard color card when the color is consistent to that of a sample tube, thereby obtaining the concentration of chloride dioxide in a water sample. The method disclosed by the invention has the advantages that if the method is adopted for carrying out detection on the concentration of chloride dioxide, the influence of the reagent blank on a detection result can be eliminated, and the method is especially suitable for on-site fast detection of chloride dioxide in water.

The invention discloses a combination slow release preparation for prevention and cure of livestock helminth, acarid and protozoon diseases, and the process for preparation comprising the steps of, using closantel and beta-cyclodextrin as the principal raw materials, carrying out rationalized proportioning and certain technological conditions, dissolving the closantel in solvent, charging distilled water into the beta-cyclodextrin, grinding till pasty state, mixing the two, drying and disintegrating.

The invention discloses an on-site rapid detection method for nitrite in water and capable of eliminating reagent blank effects. The method is as follows: preparation of a liquid-type nitrite detection reagent is carried out; a standard color card in deduction of reagent blank color and with a transparent plastic plate as a support material is made; the blank tube color is overlaid on the standard color card and contrast with a sample tube is carried out during detection. The method is simple, the accuracy is high and operation is easy. The liquid-type nitrite detection reagent is employed for detection and time of the whole detection process can be controlled effectively. The blank tube color is overlaid on the standard color card, then colorimetric contrast with the sample tube is carried out, and thus adverse effects of fluctuation of reagent blank on the detection result accuracy can be eliminated effectively. The detection method is especially suitable for on-site rapid detection of nitrite in water.

The invention discloses a preparation method of a multistage sample injection micro-fluidic chip for synthesizing a Ag / Ag2S / CdS heterojunction. The multistage sample injection micro-fluidic chip for synthesizing the Ag / Ag2S / CdS heterojunction is disclosed to overcome the defects of existing synthesis technologies of a nanomaterial. A CdS micro-droplet forming area, a CdS nano-particle mixing reaction area, a Ag2S / CdS micro-droplet forming area, a Ag2S / CdS heterojunction mixing reaction area and a Ag / Ag2S / CdS forming area are arranged to realize the effective control effect of the micro-fluidicchip on the synthesis of the nanocomposite material. The multistage sample injection micro-fluidic chip designed by the invention has the advantages of optimized structure, convenience in operation,realization of step-by-step sample injection, and realization of synthesis of the nanocomposite material with a good dispersity and a uniform size. In addition, introduction of samples with differentconcentrations and different proportions can be realized by multistage sample injection, so that successful preparation of the nanocomposite material with different sizes and performances can be achieved.

The invention discloses a combination slow release preparation for prevention and cure of livestock helminth, acarid and protozoon diseases, and the process for preparation comprising the steps of, using closantel and beta-cyclodextrin as the principal raw materials, carrying out rationalized proportioning and certain technological conditions, dissolving the closantel in solvent, charging distilled water into the beta-cyclodextrin, grinding till pasty state, mixing the two, drying and disintegrating.

The invention discloses an NMOS switch tube driving circuit. A boost open module outputs a turn-on voltage which can make an NMOS switch tube be turned on. After the NMOS switch tube is turned on, a superposed voltage of the turn-on voltage and a source voltage of the NMOS switch tube is output. Through turn-off control of the boost open module, the NMOS switch tube is turned off. After the NMOS switch tube is turned off, a discharge module releases charges of a grid electrode and a source electrode of the NMOS switch tube so that a purpose of rapidly turning off the NMOS switch tube is reached. Based on the condition that the NMOS switch tube is controlled to be normally turned on and turned off, a delay module can effectively control time for the boost open module to output a voltage tothe grid electrode of the NMOS switch tube and then effectively control turn-on time of the NMOS switch tube so that a purpose that the NMOS switch tube is slowly turned on is reached. A condition that a surge current with large transmission flows into a connected load is avoided and the load is prevented from being damaged.

The invention discloses a non-span-reduction construction method for a close-spaced underpass operating railway for a loess tunnel with an oversized cross section. The method comprises steps as follows: firstly, the influence range of the underpass operating railway for the loess tunnel with the oversized cross section is divided into three support grade areas including an I area, an II area and an III area, then construction of a pipe shed working chamber, construction of a pipe shed, backfilling of the pipe shed working chamber and reinforcement by advanced small pipes are performed in sequence, and finally, a three-step and two-step temporary inverted arch method is adopted for hole body excavating and supporting. According to the method, equipment passes through the underpass operatingrailway area safely and rapidly, construction cycle is shortened, cost input is reduced, safety, economic efficiency and reasonability are combined, reference is provided for construction of the sametype of close-spaced underpass operating railway for the loess tunnel with oversized cross section, and construction efficiency of the close-spaced underpass operating railway for the loess tunnel with oversized cross section is further increased, and safety risks of the construction are reduced.

The invention relates to an automatic dissolving and cleaning device for chemical quantitative analysis of fiber content of textile. The device comprises an outer box, a liquid adding mechanism, an oscillation mechanism, a liquid drain mechanism, an integrated control display mechanism and a siphon conical flask, wherein the oscillation mechanism is located in the outer box, the liquid drain mechanism is arranged at the lower part of the oscillation mechanism, and the integrated control display mechanism is arranged on the side of a drive device II of the outer box. The device completes dissolution and cleaning of samples and collection of waste liquids by the aid of automatic equipment according to the quantitative analysis requirement of fiber content, the environmental pollution is reduced while the test efficiency is improved, recycling of a dissolving liquid is realized, contact of a tester with the dissolving fluid, a dissolving liquid waste liquid, a neutralizing liquid and a neutralizing liquid waste liquid is avoided, and the personal safety of the tester is guaranteed.

The invention discloses a medical diagnosis system based on a network. The system comprises a mobile client and a background database. The mobile client comprises a medicine module, a doctor module, ahospital module, a news module and a user module. The medicine module comprises existing traditional Chinese medicine and western medicine information. The doctor module comprises the doctor information of each hospital. The doctor module comprises hospital kinds. The hospital information comprises section office kinds. The news module comprises hospital, doctor and patient news. The user modulecomprises interrogation records, appointment and registering records, historical prescription, private doctor and order information. The medical diagnosis system is advantageous in that through appointment, the doctor can perform centralized management on remote patients, thereby effectively controlling time; the doctor can own a specific personal two-dimensional code, thereby realizing online interrogation, facilitating further consultation of the patient, reducing patient loss and extending working time and space of the doctor; and through Internet and patient recommendation, one-to-N propagation of a personal clinic is realized, thereby improving self competitiveness.

The invention discloses a method and device for controlling a mother-son machine and a mother-son machine system. The method comprises the steps of obtaining the type of a sub-machine connected to a server, wherein a mother machine connected to the server manages the permission of the son machine, the types comprise the first type and the second type, and the son machine of the first type allows a user to operate a first operating system running on the son machine and use application software running on the first operating system, the son machine of the second type forbids the user to operate a second operating system running on the son machine and allows the user to use the application software running on the second operating system; and determining a control method for the son-machine according to the type of the sub-machine. The technical problems that children of all ages have the same authority to use a computer, resource waste is caused, adolescents are likely to make contact with bad content and operation, and the physical and mental injuries of the adolescents are greatly caused are solved.

The invention belongs to the field of metallurgical smelting equipment, and particularly discloses a method for welding an auxiliary electrode in a VAR smelting furnace. The method can be used for rapidly cooling the welded auxiliary electrode. The method for welding the auxiliary electrode in the VAR smelting furnace comprises the steps that the cold state vacuum degree in the VAR smelting furnace is controlled to be 1.0Pa or below before the auxiliary electrode is welded, and the cold state air leakage rate of the VAR smelting furnace is controlled to be 5Pa.L / s or below; then argon is introduced for cooling after the auxiliary electrode is welded; and finally, the pressure in the VAR smelting furnace is controlled to be 4500-6000 Pa, and cooling is conducted for 30-60 min. The welded auxiliary electrode can be rapidly cooled, the cooling speed is increased to 25 DEG C / min or above from 15 DEG C / min, the waiting time for VAR smelting preparation can be shortened by 30min or above, the power consumption can be reduced by at least 100 degrees per furnace, and the production efficiency is improved by 5% or above.

The invention discloses an on-site rapid detection method of nitrite in water which can eliminate the influence of reagent blank. The method adopts the preparation of liquid-type nitrite detection reagent, deducts the blank color of the reagent, and uses a transparent plastic plate as a standard color card as a supporting material. When making and testing the blank tube, superimpose the color of the blank tube on the standard color card and then compare it with the sample tube. The method is simple, accurate, and easy to operate. The liquid nitrite detection reagent is used for detection, which can effectively control the time required for the entire detection process; the color of the blank tube is superimposed on the standard color card and then compared with the sample tube for color comparison. The method can effectively eliminate the adverse effect of the fluctuation of the reagent blank on the accuracy of the detection result, and is especially suitable for the rapid detection of nitrite in water.

The present invention discloses a feed supply system for a pig farm and belongs to the technical field of animal breeding devices. The feed supply system comprises a batching part, the batching part comprises stock bins and a control room. The feed supply system is characterized in that: augers are arranged at bottom parts of the stock bins, one ends of the augers are feeding ends, one ends, far from the feeding ends, of the augers are discharging ends, the feeding ends of the augers are fixedly connected with bottom parts of the stock bins, the augers extend obliquely upwards, batching scalesare arranged below the discharging ends of the augers, a to-be-conveyed bin is arranged below the batching scales, a booster pump is arranged on one side below the to-be-conveyed bin, an air seal machine is arranged on one side, far from the booster pump, under the to-be-conveyed bin, a main pipeline is arranged on one side, far from the booster pump, of the air seal machine, the to-be-conveyed bin, the booster pump and the air seal machine are connected through a three-way pipeline, one end of the main pipeline is connected with the air seal machine, pig houses are arranged on one side of abatching part, material towers are arranged on one sides of the pig houses, and branch pipelines are arranged between the main pipeline and the material towers. The feed supply system realizes automation of a feeding process, effectively controls food taking types, food taking amount and food taking time of pigs, and significantly improves quality of pork.