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38results about How to "Reduce accumulation time" patented technology

Method for realizing rapid recovery of GEO satellite after maneuvering through inter-satellite measurement

ActiveCN110426720AObservation accuracy is excellentImprove orbit accuracySatellite radio beaconingHigh level techniquesDynamic modelsObservation data
The invention provides a method for realizing rapid recovery of a GEO satellite after maneuvering through inter-satellite measurement. Inter-satellite bidirectional ranging observation data between the GEO satellite and a configurable chain Beidou satellite can be obtained by utilizing an inter-satellite link load; a non-maneuverable Beidou satellite orbit serves as a reference, an orbit determination observation equation is established by utilizing the inter-satellite ranging observation amount between the non-maneuverable Beidou satellite orbit and the GEO satellite, and a satellite state time updating equation can be built by utilizing an orbit dynamics model of the GEO satellite after maneuvering; the observation equation and the satellite state time updating equation are used, the sixnonsingular orbital elements serve as to-be-estimated parameters, a precise orbit of the GEO satellite after maneuvering is obtained, and by using the improved orbit, satellite position information of the GEO satellite after maneuvering is obtained through an upper injection differential correction mode or an orbit forecast and navigation ephemeris parameter fitting mode. The method effectively shortens the time of Beidou GEO satellite navigation positioning service interruption caused by orbital maneuvering, and improves the continuity and availability of services of a satellite navigation system.
Owner:中国人民解放军61540部队

Vehicle-mounted hidden intelligent toilet

The invention relates to a vehicle-mounted hidden intelligent toilet and belongs to the technical field of sanitary equipment. The vehicle-mounted hidden intelligent toilet comprises a toilet body fixed to the interior of a vehicle seat, wherein a cushion used for opening the toilet body is arranged on the seat; a urine collecting area, an excrement collecting area and an exhaust system are arranged in the toilet body; the exhaust system is capable of exhausting gas in the toilet body out of a vehicle; the urine collecting area is communicated and provided with a urine processing system; the excrement collecting area is communicated and provided with an excrement processing system and a compressed air flushing system; a sealing element capable of sealing an opening of the toilet body and a spray deodorization system deodorizing the toilet body are arranged on the cushion. The vehicle-mounted hidden intelligent toilet can effectively eliminate odor and ensure the quality of air in the vehicle; an intelligent control system performs real-time biochemical treatment on collected excrement to obtain a pollution-free fertilizer, the whole treatment process is water-free, pollution-free and environmentally-friendly, and the aims of turning waste into treasure, saving water and keeping environmentally-friendly and ecological are achieved.
Owner:重庆市伟凡环保科技有限公司

Rapid serial experimentation of catalysts and catalyst systems

The present invention relates to a method of testing catalysts and catalyst systems via a plurality of stations in which each station can accommodate a common reactor module in order to accomplish unattended, automated, rapid serial experimentation. The method includes the steps of: providing within a purged chamber a storage station of pre-loaded catalyst reactors, a hydrocarbon reaction station, one or more additional pre-treatment and/or post-treatment stations in series with said hydrocarbon reaction station, and a robotic means for moving catalyst reactors within the purged chamber between stations, pre-treating the pre-loaded catalyst reactor with a treatment gas in the post-treatment station, reacting the pre-loaded catalyst reactor with a hydrocarbon reactant in the hydrocarbon reaction station, post-treating the pre-loaded catalyst reactor with a treatment gas in the post-treatment station, and repeating the foregoing steps such that the pre-treating, reacting and post-treating steps occur simultaneously for two different pre-loaded catalyst reactors. The advantages of the present invention include improved accuracy, reproducibility and quality of test data generated, increased testing throughput rate, providing for automated unattended operation of the device, providing for the ability the ability to program a variety of sequences and settings, providing for the combination of a variety of processes (pre-treatment, HC reaction testing, post-treatment, aging, and characterization), and providing for higher temperature operation. The method finds application in laboratory test environments, and in particular in high throughput testing environments.
Owner:EXXON RES & ENG CO

1.5 [mu]m wavelength aerosol detection laser radar based on pulse coding and signal decoding method

The invention relates to a 1.5 [mu]m wavelength aerosol detection laser radar based on pulse coding and a signal decoding method. According to the laser radar, the output end of a seed laser, the input ends and output ends of a first electro-optical modulator, a second electro-optical modulator, an optical fiber amplifier and a beam splitter, and the input end of a collimator are connected in sequence; the output end of a receiving telescope, the input ends and output ends of a filter, an indium gallium arsenic quantum detector, an acquisition card and a computer and the input end of a waveform generator are connected in sequence; and the input end of an energy detection channel is connected with the output end of the beam splitter, the output end of the energy detection channel is connected with the input end of the acquisition card, and the output end of the waveform generator is connected with the first electro-optical modulator and the second electro-optical modulator. According to the laser radar and the method, the fuzzy distance of a time-of-flight method is broken through, the size is reduced, meanwhile, the stability of a radar system is improved, the identification capacity for large-particle-size aerosol distribution is improved, the cloud penetrating capacity is improved, and detection equipment is provided for researching atmospheric science.
Owner:UNIV OF SCI & TECH OF CHINA

Rapid serial experimentation of catalysts and catalyst systems

The present invention relates to a method of testing catalysts and catalyst systems via a plurality of stations in which each station can accommodate a common reactor module in order to accomplish unattended, automated, rapid serial experimentation. The method includes the steps of: providing within a purged chamber a storage station of pre-loaded catalyst reactors, a hydrocarbon reaction station, one or more additional pre-treatment and / or post-treatment stations in series with said hydrocarbon reaction station, and a robotic means for moving catalyst reactors within the purged chamber between stations, pre-treating the pre-loaded catalyst reactor with a treatment gas in the post-treatment station, reacting the pre-loaded catalyst reactor with a hydrocarbon reactant in the hydrocarbon reaction station, post-treating the pre-loaded catalyst reactor with a treatment gas in the post-treatment station, and repeating the foregoing steps such that the pre-treating, reacting and post-treating steps occur simultaneously for two different pre-loaded catalyst reactors. The advantages of the present invention include improved accuracy, reproducibility and quality of test data generated, increased testing throughput rate, providing for automated unattended operation of the device, providing for the ability the ability to program a variety of sequences and settings, providing for the combination of a variety of processes (pre-treatment, HC reaction testing, post-treatment, aging, and characterization), and providing for higher temperature operation. The method finds application in laboratory test environments, and in particular in high throughput testing environments.
Owner:EXXON RES & ENG CO

Back-illuminated high-speed photodiode receiving chip and manufacturing method thereof

The invention provides a back lighting type photodiode receiving chip and a manufacturing method thereof. The chip comprises an epitaxial layer, the epitaxial layer comprises a P-shaped table face, an N-shaped table face and an indium phosphide substrate; the P-shaped table face comprises an InGaAs absorbing layer, an InGaAsP gradient layer, a reflective mirror layer, an indium phosphide top layer and an InGaAs contact layer; the N-shaped table face comprises an indium phosphide buffer layer; the indium phosphide buffer layer, the InGaAs absorbing layer, the InGaAsP gradient layer, the reflective mirror layer, the indium phosphide top layer and the InGaAs contact layer are grown on the indium phosphide substrate in sequence; an integrated micro lens is arranged at one side of the indium phosphide substrate, and the integrated micro lens and the indium phosphide buffer layer are at the different sides of the indium phosphide substrate. According to the back lighting type photodiode receiving chip and a manufacturing method, on the condition of guaranteeing that chip diffused source area keeps constant, the light absorption area of the chip is expanded, the problem of low coupling efficiency caused by small chip diffused source area is solved, and through the addition of the reflective mirror layer, the quantum efficiency of the chip can be improved.
Owner:SHENZHEN PHOGRAIN INT TECH DEV

Reclamation method for sunk paddy field caused by mining in mountainous regions

The invention relates to a reclamation method for a sunk paddy field caused by mining in mountainous regions and belongs to the technical field of improvement and utilization of environment, ecology and damaged fields. The method includes: performing topsoil stripping to fissured positions where fissures are created by mining sinking and lead to water leakage of the paddy field; covering water holding materials on fissured areas after topsoil stripping; compacting the covered water holding materials, pouring slurry and standing; performing topsoil backfilling and grinding to the fissured areas after slurry pouring and standing, and flattening to enable the fissured areas to be a whole with pieces of the paddy field around the fissured areas; and irrigating, nourishing and improving the paddy field after backfilling and grinding. By the method, the cultivation land where the fissures are created by mining sinking and lead to water leakage of the paddy field can restore the paddy field utilization mode and reach production level of a normal paddy field as soon as possible, a stable self-maintaining farmland ecological system can be formed, a paddy field protecting system can be formed, soil microbial content can be increased, physicochemical property of soil can be improved, and benign farmland ecological system circulation can be formed.
Owner:CHINA UNIV OF MINING & TECH (BEIJING)

Novel, healthy, environment-friendly and skin-care multifunctional cleanser powder and preparation process therefor

The invention belongs to the technical field of cleanser powder and particularly provides novel, healthy, environment-friendly and skin-care multifunctional cleanser powder. The multifunctional cleanser powder is mainly prepared from the following raw materials in parts by weight: 8-11 parts of sodium benzosulfonate, 8-11 parts of benzenesulfonic acid, 1-3 parts of water, 1-3 parts of urea, 1-3 parts of adeps lanae, 25-32 parts of sand, 0.8-1.1 parts of carboxymethyl cellulose, 4-6 parts of tartaric acid, 127-135 parts of sodium silicate and 1-3 parts of olive oil. The invention further correspondingly provides a preparation process for the multifunctional cleanser powder. The process comprises the steps of carrying out grouped compounding on all the raw materials, carrying out stirring and mixing, carrying out screening and carrying out granulating. The pH of a solution of the multifunctional cleanser powder provided by the invention is always in a neutral-to-alkalescent range, and the multifunctional cleanser powder is good and stable in decontamination effect and noncorrosive to skin and is environmentally friendly. The preparation process provided by the invention is simple in step, low in energy consumption and free of generation of waste gases, waste water and waste residues and is healthy and environmentally friendly.
Owner:张立超

Method for accumulating fermented grains of baijiu under high temperature by utilizing disc koji-making machine

InactiveCN106754098AGuaranteed normal heatingIncrease productivityAlcoholic beverage preparationEngineeringYeast
The invention discloses a method for accumulating fermented grains of baijiu under high temperature by utilizing a disc koji-making machine, belonging to the technical field of wine brewing. The method comprises the following steps: (1) preheating, namely starting the disc koji-making machine and introducing hot air; (2) adding the distiller yeast, namely putting the fermented grains into the disc koji-making machine through a conveyor belt, paving a yeast room through a distiller yeast adding auger and uniformly stirring by a yeast-turning machine; (3) accumulating and culturing, namely starting and atomizing the disc koji-making machine, introducing hot air, changing the hot air temperature following the increasing of time, starting to ferment the fermented grains, increasing the temperature and then stopping introducing hot air and atomizing, blowing air and reducing the temperature when the increased temperature meets the technological requirement for the product temperature; (4) discharging the yeast, namely conveying the cooled fermented grains into a fermentation vessel and fermenting. According to the invention, the disc koji-making machine is utilized to accumulate the fermented grains of baijiu under high temperature; the fermented grains can be maintained under the environments of heat insulation, moisture preservation and heating in the fourth to seventh accumulation processes under the lowest air temperature; the normal temperature rise of the fermented grains is guaranteed; the accumulation time is shortened; the production efficiency is improved.
Owner:HUBEI UNIV OF TECH

Activated carbon for flue gas desulfurization, preparation method and preparation device

The invention discloses activated carbon for flue gas desulfurization, a preparation method and a preparation device.The preparation device comprises a feeding mechanism, an angle adjusting mechanism is arranged below the feeding mechanism, a smashing mechanism is further arranged on the feeding mechanism, a material guide plate is arranged below the feeding mechanism, a stirring barrel is arranged on one side of the material guide plate, and the stirring barrel is arranged on the other side of the feeding mechanism. A stirring mechanism is arranged in the stirring barrel; the preparation device provided by the invention improves the production efficiency of activated carbon, and greatly saves manpower and material resources; the invention further provides activated carbon for flue gas desulfurization. The activated carbon comprises lignite powder, sawdust, high-temperature modified asphalt, starch and vanadium pentoxide. The preparation method comprises the following steps: mixing and molding the materials, adding vanadium pentoxide, and carrying out carbonization and activation treatment; in the preparation of the activated carbon for flue gas desulfurization, the atmospheric environment is reduced, so that the preparation of the activated carbon is more environment-friendly, and meanwhile, the cost is lower.
Owner:江苏蓝电环保股份有限公司
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