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235results about How to "Clear operation" patented technology

Vein continuous infusion intelligent controller and application method thereof

The invention relates to the field of medical instruments, in particular to a vein continuous infusion intelligent controller and an application method thereof. The technical scheme is as follows: a single machine can realize uninterrupted continuous infusion of multiple bags; according to different types of drug in each bag, the dropping speed and drug amount can be regulated; the intelligent controller can automatically rinse an infusion tube, automatically gives an alarm and closes for abnormal infusion, automatically closes after infusion is finished and notifies a central display monitor system to process. The invention changes the current situation of gravity infusion, artificial care, manual bag change and manual dropping speed control, greatly lightens the labor intensity and psychological nervousness of hospitals and patient family members, causes infusion treatment to become relaxed, safe, ordered, precise and controllable and can greatly save manpower, so that nurses have time to observe the treatment situation of patients. In addition, the invention can improve clinic drug administration efficiency, lowers treatment risk, improves vein drug administration treatment level, and improves hospital treatment level and nursing images; and furthermore, the invention has low manufacture cost and strong practicality and is favorable for popularizing and applying.
Owner:衣启武

Pile gripper for offshore piling

The invention relates to a pile gripper for offshore piling. The pile gripper for offshore piling is composed of a pile gripper mechanism system, a hydraulic system and an electrical control system. A large base is connected with a sliding base through a sliding rail. A cross beam is installed in a sliding groove of the sliding base. A lateral thrust cylinder is installed on the portion, between a deck and the sliding base, of a mounting base. A main thrust cylinder is installed on the portion, between the sliding base and the cross beam, of the mounting base. A hoop is installed at the front end of the cross beam. The left side and the right side of the front end of a hoop base are connected with a left hoop body and a right hoop body separately. The left hoop body and the right hoop body are connected with the two sides of the cross beam through hoop opening and closing cylinders correspondingly. The hoop is provided with a pile gripping and clamping mechanism. Two sets of locking mechanisms are installed at the front end of the left hoop body. The right hoop body is provided with pin holes corresponding to taper pins of the locking mechanisms. Each pile gripping cylinder is connected with a proportional valve and controlled to act by the proportional valve. A programmable logic controller (PLC) performs closed-loop control over the opening degree and direction of the proportional valves according to a feedback signal of a magnetostrictive displacement sensor, so that the pile gripping cylinders are controlled to perform pile jacking guidance on steel piles and keep guidance on the steel piles within a required range.
Owner:SHANGHAI HUNTER MARINE EQUIP CO LTD +1

High-power laser wave front measuring instrument and wave front measuring method

The invention discloses a high-power laser wave front measuring instrument and a wave front measuring method, and solves the problems of single-beam laser wave front analysis and phase difference measurement of two arbitrary beams of laser in multi-beam high-power laser coherent combination. The measuring instrument comprises a mechanical shutter, a light beam sampling reflecting mirror, a laser compressing optical system, a transmission-type attenuator, a reflection-type attenuator, a Hartmann wave front analyzer, a phase difference detecting charge coupled device (CCD) camera, and a computer. When the measuring instrument works, the mechanical shutter is opened only during the wave front measurement. The measuring method includes the steps of using the Hartmann wave front analyzer for measuring the wave front of each single-beam laser and simultaneously using the phase difference detecting CCD camera for recording the light distribution of each single-beam laser; taking one single-beam laser as a reference, opening other beams of laser in sequence to interfere with the referential laser respectively; using the phase difference detecting CCD camera for measuring the light intensity of each two beams of laser after the coherent combining so as to obtain phase differences of each beam of laser relative to the referential laser; and using the Hartmann wave front analyzer for measuring the wave front of the laser after the coherent combination.
Owner:XIDIAN UNIV

Method for optimizing disaggregated model by adopting genetic algorithm

The invention discloses a method for optimizing a disaggregated model by adopting genetic algorithm. The method comprises the following steps of: 1, acquiring a training sample, wherein the acquiring process includes signal acquisition, characteristic extraction and sample acquisition; 2, selecting kernel function: radial basic function is selected as the kernel function of a disaggregated model needing to be established, and the disaggregated model is a support vector machine model; and 3, determining penalty parameter C and kernel parameter gamma: a genetic algorithm is adopted to optimize the penalty parameter C of the disaggregated model needing to be established and the kernel parameter gamma of the selected radial basic function and the optimization process includes population initialization, calculation on the fitness value of each individual in the initialized population, selection operation, interlace operation and variation operation, calculation on the fitness value of each individual in the offspring, selection operation and judgment on whether the termination condition is met. The method is reasonable in design, simple and convenient in operation, convenient to realize and good in use effect and high in practical value; the classification precision of the obtained disaggregated model is high, the training speed is high and the number of support vectors is less.
Owner:XIAN UNIV OF SCI & TECH

Large-tow carbon fiber and glass fiber composite preimpregnation equipment

The invention relates to large-tow carbon fiber and glass fiber composite preimpregnation equipment, which sequentially comprises a fiber bobbin cradle, a fiber sequencing device, a fiber thinning device, a traction device, a weft fabric unreeling device, a resin glue film generating device, a thermal compound compression roller device, a hot plate, a cooling plate, a shaping device and a finished product reeling device. The large-tow carbon fiber and glass fiber composite preimpregnation equipment is characterized in that the fiber thinning device comprises a motor, a transmission shaft, a crank slider mechanism and a spline shaft, large-tow carbon fibers are wound on the spline shaft in a vertically staggered manner, the spline shaft drives the large-tow carbon fibers to vibrate vertically and alternately so that the large-tow carbon fibers are thinned, the thermal compound compression roller device is provided with six groups of thermal compound compression rollers, the gap betweeneach two compression rollers is accurately reflected by two grating scales and adjusted by an adjustment positioning mechanism so that the needed gap is adjusted according to technological requirements, and the preimpregnation equipment is simple in operation, labor-saving and reliable in precision, and can be used for providing 500g / m2-1650g / m2 large-grammage glass fiber prepregs and carbon fiber prepregs for manufacturing wind energy blades.
Owner:山东国桥复合材料科技有限公司

Wireless communication signal real-time monitoring and processing method and system

ActiveCN104683984AReduce data processingImprove monitoring and processing efficiencyTransmissionSecurity arrangementComputer scienceCloud server
The invention discloses a wireless communication signal real-time monitoring and processing method and system. The system comprises the following steps: a primary test processing terminal detects abnormal signals within the detection range of the primary test processing terminal, and reports the characteristics of the abnormal signals to a legal base station/access point; a professional test processing terminal detects abnormal signals within the detection range of the professional test processing terminal, recognizes the characteristics of the detected abnormal signals, informs the legal base station/access point to carry out corresponding processing on illegal signals if the illegal signals are recognized, and reports the characteristics of the abnormal signals to the legal base station/access point if illegal signals are not recognized; the legal base station/access point recognizes the characteristics of the abnormal signals reported by the primary test processing terminal and the professional test processing terminal, carries out corresponding processing on illegal signals if the illegal signals are recognized, and reports the characteristics of the abnormal signals to a centralized cloud server if illegal signals are not recognized; the centralized cloud server recognizes the characteristics of the abnormal signals reported by the legal base station/access point, and informs the legal base station/access point to carry out corresponding processing on illegal signals if the illegal signals are recognized. The method and the system can improve the monitoring and processing efficiency of wireless communication signals.
Owner:BEIJING UNIV OF POSTS & TELECOMM +1

Oil well response stage dividing and distinguishing method under carbon dioxide miscible displacement condition

The invention provides an oil well response stage dividing and distinguishing method under a carbon dioxide miscible displacement condition. The method comprises the steps that original carbon dioxide content Ci and original solution gas-oil ratio Rt of an oil reservoir and carbon dioxide solubility Ri under different pressure P conditions are obtained; the static pressure Px of the stratum where an oil well is located is obtained through a pressure recovery curve; the production gas oil ratio Rx and the well mouth carbon dioxide content Cx recently are monitored; the changing situation of daily output recently is analyzed; an oil well response stage dividing standard under the condition of the static pressure Px of the stratum where the oil well is located is established; the well mouth carbon dioxide content Cx, the production gas oil ratio Rx and the output changing situation are compared with the oil well response stage dividing standard to judge the current response stage of the oil well. The method is closely combined with production practice, emphasizes the objectivity and overcomes subjectivity, the scientificity is enhanced remarkably, operation procedures are clear and reasonable, and a firm theoretical basis is laid for reservoir engineering analysis and site dynamic regulation.
Owner:CHINA PETROLEUM & CHEM CORP +1

Method and system for implementing two-dimensional and three-dimensional pointer needle utilizing infrared image sensing

The invention provides a method and a system for utilizing infrared image sensing to realize relative coordinates or absolute coordinates, as well as two-dimensional or three-dimensional pointers. The system comprises an infrared emission module and at least one infrared image sensing module which is connected with a host computer connected with a display screen. When the system is in use, an initial position of a two-dimensional or three-dimensional pointer is displayed on the display screen, and the infrared emission module in an induction zone of the infrared image sensing module sends out an infrared signal of a positioning light spot at the moment; then according to the imaging of the positioning light spot in the infrared image sensing module, the two-dimensional or three-dimensional coordinate of the of the positioning light spot is worked out; and according to the acquired coordinate data, the moving distance and moving direction of the position of the two-dimensional or three-dimensional pointer on the display screen are determined, so as to ensure that the position of the two-dimensional or three-dimensional pointer on the display screen follows the move of the infrared emission module to move in real time. The system has the advantages of convenient, natural, visual and clear operation, little mechanical wear, long life span and low cost.
Owner:张伟明

Method for improving greenhouse strawberry continuous cropping soil

InactiveCN104782261AMake up for nutrient deficiencyMake up for the imbalanceSoil-working methodsContinuous croppingGreenhouse
The invention discloses a method for improving greenhouse strawberry continuous cropping soil. The method is characterized in that after greenhouse strawberries enter the final harvesting stage, sick strawberry plants and roots of all the plants are dug away, a greenhouse is closed, and solar high-temperature disinfecting for one weak is conducted on the environment and soil in the greenhouse; after disinfecting is over, a greenhouse film is removed, unmatured organic matter is evenly scattered in the greenhouse, water is poured, the water level is close to the ridge face, and a tractor is used for rotary tillage; after rotary tillage is over, the soil face is flattened, and the water level is higher than the soil surface by 1-2 cm for about 30 days; after water flooding is conducted for 30 days, the greenhouse film covers and seals the greenhouse or after water is evaporated and the soil surface is slightly dry, an agricultural film covers the ground for sealing, processing is conducted for about 15 days, and during sealing processing, when the soil surface is dried, water supplementing needs to be conducted to keep the soil moist; after sealing processing is conducted for 15 days, the greenhouse film is removed, and soil improving is over. The method is high in systematicness, easy and convenient to operate, low in investment cost, safe and good in lasting effect.
Owner:JIANGSU ACADEMY OF AGRICULTURAL SCIENCES

Intelligent current and voltage transformer verifying unit

The invention discloses an intelligent current and voltage transformer verifying unit, comprising a current / voltage source, a check meter, a host computer CPU, and a display control interface. The current / voltage source is used for simultaneously providing a current / voltage source for a standard transformer and a detected transformer; the check meter is internally provided with a standard transformer and a verification module; the standard transformer comprises a standard current transformer and a standard voltage transformer, and simultaneously sends output signals of the standard transformer and the detected transformer to the verification module; the host computer CPU compares uploaded signals of the standard transformer and the detected transformer, obtains a ratio error and an angle error, and presets comparison parameters and displays comparison result information through the display control interface. The intelligent current and voltage transformer verifying unit integrates the standard current transformer and the standard voltage transformer, can test a routine electromagnetic current / voltage transformer as well as an analog output electronic current / voltage transformer, and overcome the disadvantage of single function of a routine check meter, and has the characteristic of simple and reasonable structure, powerful test function, and high integrated level.
Owner:NANJING JIARUISI ELECTRIC POWER TECH
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