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45results about How to "Promote application" patented technology

Vibration molding-based method for design of mix proportion of graded broken stones

The invention relates to a vibration molding-based method for design of mix proportion of graded broken stones, comprising the following steps: (1) selecting raw materials: selecting limestone as the base stone of the graded broken stones, adopting a reaction crusher to roll till the technical requirements are met; and selecting drinking water as added water for the mixture of the graded broken stones; (2) preparing optimized graded broken stones; (3) adding the drinking water into the graded broken stones in the step (2) according to 4-5% of water content to prepare a plurality of groups of mixtures of the graded broken stones; (4) carrying out vibrating compaction on the groups of mixtures of the graded broken stones obtained in the step (3), and determining the optimum water content and maximum dry density of the mixture of the graded broken stones under a vibrating compaction test mode; and (5) verifying the performances: under the conditions of the optimum water content and the maximum dry density determined by the step (4) and 98% of compaction degree, adopting a vibration molding test method to determine the California bearing ratio (CBR) of a test piece. The mixtures of the graded broken stones designed by adopting the method have the characteristics that the strength is high, the total quality is high, the construction is simple and convenient and the cost is low.
Owner:天津市市政工程研究院

Land-air four-rotor-wing unmanned aerial vehicle capable of rolling on ground

The invention discloses a land-air four-rotor-wing unmanned aerial vehicle capable of rolling on the ground, and belongs to the technical field of four-rotor wing unmanned aerial vehicles. The land-air four-rotor-wing unmanned aerial vehicle capable of rolling on the ground comprises a four-rotor-wing mechanism, a flexible spherical shell mechanism and a control system; the four-rotor-wing mechanism and the flexible spherical shell mechanism are connected in a coupled mode through rotating shafts and bearings, the four-rotor-wing mechanism is made of carbon fibers, the flexible spherical shell mechanism is made of a polyformaldehyde material, and the bearings are made of plastic; the four-rotor-wing mechanism is composed of a base, long shafts, short shafts, installation frames, drive motors and rotor wings, and the control system is arranged in the base; the flexible spherical shell mechanism is composed of two fixing seats and multiple arc-shaped flexible rods, the centers of the arc-shaped flexible rods are provided with rolling rings, and the arc-shaped flexible rods are inserted into the rolling rings in a penetrating mode; the control system comprises a storage battery, a control assembly and a sensor system. The four-rotor-wing unmanned aerial vehicle is wide in application range and can fly randomly, roll and freely walk on the ground and be prevented from being damaged after falling from the high attitude.
Owner:骆研 +2

In vivo electric field measuring device based on quantum coherence effect

An in vivo electric field measuring device based on quantum coherence effect disclosed in the invention belongs to the intersection field of human body communication and electric field measurement. The device provided by the invention comprises a semiconductor laser and a control unit thereof, a laser control optical path, a fiber-coupled atomic cell electric field probe and a photodetection unit, wherein the laser and its control unit respectively emit weak probe light and strong coupling light according to actual requirements; the fiber-coupled atomic cell electric field probe is used to realize the probe light and the coupling light incident on the same end of the fiber-coupled atomic cell, that is, the probe light and the coupling light are input in the same direction; the laser control optical path respectively adjusts the power, frequency and polarization state of the weak probe light and the strong coupling light; and the photodetection unit enables detection and display of EIT spectra. The device provided by the invention realizes the measurement of the in vivo electric field through the fiber-coupled atomic cell electric field probe, thereby promoting the application of the implanted biomedical system in disease diagnosis and treatment.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY +1

Bright brush plating nano-chromium solution and preparation thereof

InactiveCN101280439ABroaden the range of processesPromote applicationOperating temperatureSodium fluoride
The invention discloses bright brush plating nanometer chromium solution and the preparation method thereof, which is composed of the following components which are mixed: chromic anhydride with concentration of 200 to 300 g/L, vitriol, the concentration ratio of which to the chromic anhydride is 1: 100, potassium iodide with concentration of 6 to 8 g/L, trichloroacetic acid with concentration of 13 to 15 g/L and sodium fluoride with concentration of 3 to 5 g/L. Chromic anhydride solution with concentration of 200 to 300 g/L is taken, the vitriol is added into the chromic anhydride solution, the concentration ratio of the vitriol to the chromic anhydride is controlled to 1: 100, the mixed solution is agitated on a magnetic stirrer, the potassium iodide is respectively added into the mixed solution, and the concentration of the potassium iodide is controlled to 6 to 8 g/L; the concentration of the trichloroacetic acid is controlled to 13 to 15 g/L; the concentration of the sodium fluoride is controlled to 3 to 5 g/L. The solution is agitated till being dissolved completely, and then filtered to obtain the bright brush plating nanometer chromium solution. Crystalline grains of about 100 nanometers are formed on a brush chromium coating, the coating luster is bright, the operating temperature is under 20 to 80 DEG C, thus the construction is convenient, and the concentration of the chromic anhydride is 200 to 300 g/L, thus the environmental pollution and the harm to the human body are lightened.
Owner:江苏广达医材集团有限公司

Connecting structure of caisson and partition wall and construction method of connecting structure

The invention discloses a connecting structure of a caisson and a partition wall and a construction method of the connecting structure. The connecting structure is characterized in that the connectingstructure comprises the fully-prefabricated caisson, the prefabricated partition wall and a floor slab. The floor slab comprises a floor slab prefabricating layer and a floor slab cast-in-situ layer.The caisson comprises a side plate and a bottom plate. The side plate of the caisson is in the same vertical plane with the prefabricated partition wall. The end part of the floor slab prefabricatinglayer is placed on the upper surface of the side plate of the caisson. A cast-in-situ reverse ridge is arranged at the position, located in the vertical plane, above the floor slab. The cast-in-situreverse ridge and the floor slab cast-in-situ layer are one-batch formed through cast-in-situ. The caisson is internally provided with a plate bottom rib and an additional plate surface rib. The platebottom rib and the additional plate surface rib enter the floor slab cast-in-situ layer through a bending anchor. By means of the connecting structure, application of a toilet caisson structure in anassembled building is enhanced, the waterproof effect of the assembled toilet caisson is improved, the use space of a toilet is enlarged, and requirements of industrialized production can be met.
Owner:CHANGSHA BROAD HOMES IND GRP CO LED

Pulmonary function imaging processing method based on magnetic resonance imaging (MRI) technology

The invention discloses a pulmonary function imaging processing method based on magnetic resonance imaging (MRI) technology. The pulmonary function imaging processing method based on the MRI technology comprises the following steps: step one, rapidly acquiring dynamic magnetic resonance (MR) data series of free breathing lungs; step two, reconstructing dynamic MR image sequences of the lungs withgood spatial resolution and contrast by utilizing the MR data series acquired in the step one and carrying out MR image reconstruction; step three, carrying out segmentation of lung tissue of the MR image and registration of dynamic MR image sequences of the free breathing lungs so as to extract geometric information of lung tissue during respiratory movement; step four, building time series one by one according to the registered dynamic MR image sequences of the lungs, and carrying out spectral analysis; and step five, constructing quantitative pulmonary ventilation function map and pulmonaryperfusion map according to the registered geometric change information of the lung tissue during the respiratory movement in combination with structural information and quantitative MR image parameters of the lungs. The pulmonary function imaging processing method based on the MRI technology disclosed by the invention is safe, reliable, and capable of acquiring sensitive and accurate quantitativepulmonary ventilation function maps and pulmonary perfusion maps.
Owner:CHINA JILIANG UNIV

Air temperature estimation method based on satellite data fusion

The invention provides an air temperature estimation method based on satellite data fusion. The air temperature estimation method comprises the following steps: 1, preprocessing acquired geostationary satellite air temperature data and polar orbit satellite air temperature data; 2, establishing an air temperature difference dictionary by using the preprocessed geostationary satellite air temperature data and polar orbit satellite air temperature data; 3, performing super-resolution reconstruction on difference data of the geostationary satellite air temperature data at the reference moment and the geostationary satellite air temperature data at the prediction moment by using the air temperature difference dictionary to obtain reconstructed air temperature difference data with high spatial resolution; 4, adding the polar orbit satellite air temperature data at the reference moment and the obtained air temperature difference value data with the high spatial resolution to obtain a high spatial resolution satellite air temperature product at the prediction moment; and 5, according to the time resolution of the geostationary satellite air temperature data, continuously generating corresponding high-spatial-resolution satellite air temperature data with high time resolution. The data obtained by the method is higher in accuracy and stability.
Owner:CHENGDU UNIV OF INFORMATION TECH

Ship integrated variable-air-volume terminal device

The invention relates to a ship integrated variable-air-volume terminal device. An adjusting air valve is arranged at the front end of a silencing box. The adjusting air valve is connected with an air valve actuator. The air valve actuator is controlled by a terminal controller. A reheater is installed behind the adjusting air valve. An air feeding collector and a diffuser are installed at the lower end of the silencing box. An air volume measuring device and a temperature measuring device are installed inside the silencing box. The signal ends of the reheater, the air volume measuring device and the temperature measuring device are connected with the terminal controller. Compared with the prior art of variable-air-volume terminal devices, the ship integrated variable-air-volume terminal device is advantageous in that an air distributor is omitted, and the requirement that a certain straight pipe section needs to be installed at the front end is canceled, so that the installation space is substantially improved; the adjusting air valve of the terminal device can be used for adjusting the primary air volume and the secondary air volume and has the two functions of air volume balance adjustment and variable air volume adjustment; no Pitot tube type air volume measuring device is used, air channel pressure difference is directly used for conducting air volume measurement, it is guaranteed that the air volume measuring precision is not affected by the factors of air pipe installation and dust clogging, and the terminal device is compact and miniaturized.
Owner:中国船舶重工集团公司第七0四研究所
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