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361results about How to "Real-time feedback" patented technology

Nondestructive on-line quality inspection equipment and method applicable to powder spreading type additive manufacturing

The invention discloses nondestructive on-line quality inspection equipment and method applicable to powder spreading type additive manufacturing and belongs to the field of nondestructive inspection.A forming assembly of the equipment is provided with a power spreading quality inspection module, a constituent inspection module, a defect inspection module, a deformation inspection module, a stress inspection module and a dimensional precision inspection module. All the modules can work separately and simultaneously; and the nondestructive on-line quality inspection equipment is high in use flexibility. By means of the equipment, comprehensive integrated inspection is conducted on powder spreading quality, component constituents, defects, deformation, the stress and dimensional precision in the powder spreading type additive manufacturing and forming process; powerful guarantee can be provided for the forming process of metal components of different materials, dimensions and structuresand in different shapes, and thus the excellent-quality metal components are manufactured one time efficiently; the yield can be increased to a certain extent; and economic losses are reduced. The nondestructive on-line quality inspection equipment and method can be widely applied to manufacturing of various types of powder spreading type additives of heat sources utilizing laser, electron beams,plasmas and the like.
Owner:HUAZHONG UNIV OF SCI & TECH

Quality tracking and analyzing system of overall welding process

The invention relates to a quality tracking and analyzing system of an overall welding process. The system comprises a data collecting front end and a backstage service end; the data collecting front end is connected with the backstage service end through a wired or wireless local area network; site construction process information data relative to the welding quality in a steel structure production process is collected and uploaded in real time by the data collecting front end; management and analyzing are conducted on the site construction process information data uploaded by the data collecting front end by the backstage service end which combines construction task data logged in advance. According to the system, welder operation information, shop environment information and equipment state information are collected and uploaded in real time through the data collecting front end, so that quality monitoring of the welding process by a construction management department is effectively enhanced, process tracing of the construction quality by a quality management department is further promoted, the welding quality is improved, and the building process and quality are guaranteed; moreover, the labor amount and human errors of manual recording are reduced, the production cost is saved, and the economic benefit of an enterprise is improved.
Owner:武汉龙谷科尔技术有限公司

Earth-rock dam construction material grain composition examination method based on digital image processing

ActiveCN106228536ASatisfy grading control requirementsRapid Grading Quality Inspection MethodImage enhancementImage analysisDigital signal processingPattern recognition
The invention discloses an earth-rock dam construction material grain composition examination method based on digital image processing, and relates to the field of dam construction material grain composition. The method comprises the following steps that S1. digital images of grains are acquired; S2. processing, recognition and information extraction and conversion of the digital images are performed and then a composition curve based on image recognition is constructed; S3. a mathematical model is constructed through nonlinear fitting of the composition curve; and S4. a training database of the one-to-one correspondence relationship of the determined image recognition mathematical model parameters and field screening mathematical model parameters is constructed. The beneficial effects of the method are that the learning and training database of the field screening test composition curve data and the image recognition composition curve data of large samples is established to form contrast, then the function relationship between the two is determined based on an intelligent optimization algorithm and error is corrected by using the function relationship so that a set of rapid and accurate dam construction material composition quality examination method is formed.
Owner:SICHUAN UNIV

Agricultural water conservancy irrigation device

The invention discloses an agricultural water conservancy irrigation device .A water suction pump is arranged at one end of a middle mixer, and the other end of the middle mixer is connected with a water storage tank through a pipeline .The top of the middle mixer is connected with a fertilizer dissolving device, a liquid level sensor is arranged at the bottom of an inner cavity of the middle mixer, and a controller is electrically connected with an information storage, the liquid level sensor, a humidity sensor, a concentration sensor, a water flow electromagnetic valve, an electromagnetic valve, the water suction pump, a storage battery pack and a flow control valve .The device is simple in structure and convenient to use and operate, the mixing uniformity of fertilizer is improved, the uniformity of the concentration obtained after stirring water and the mixed fertilizer is also improved, the spray irrigation effect of the irrigation device at the different positions of crops is further improved, different operations of water conservancy irrigation and fertilizer application are convenient, the flexibility of the device is improved, the complexity of the irrigation device is reduced to a great degree, and the cost of the equipment device is reduced .
Owner:王保锋

Intelligent intensive livestock and poultry monitoring system and intelligent intensive livestock and poultry monitoring method

The invention relates to an intelligent intensive livestock and poultry monitoring system and an intelligent intensive livestock and poultry monitoring method. The intelligent intensive livestock and poultry monitoring system comprises a weight random-measuring device and a feed consumption measuring device. The weight random-measuring device is used for measuring weight data of an animal group dynamically and intelligently in real time and acquiring a group parameter of an average daily gain according to daily group weight difference. The feed consumption measuring device is used for acquiring dynamic real-time feed consumption parameters. The weight random-measuring device and the feed consumption measuring device respectively send weight information and feed consumption information to a data processing unit through a transmission network, and the data processing unit sends processed data to a data receiving terminal. The intelligent intensive livestock and poultry monitoring system and the intelligent intensive livestock and poultry monitoring method are capable of measuring maximum marginal income and real-time variation tendency of marginal cost dynamically and intelligently in real time and are extremely high in reliability and practicability.
Owner:范石军

Feedback method for audience rating of advertisement in real time

The invention discloses a feedback method for audience rating of advertisement in real time, which is characterized in that a control center transmits playing contents to terminal display equipment through a cable network or a wireless network, and plays the contents though the display equipment. The method comprises the following steps of: sending signals to a receiving unit of the display equipment by a sending unit of a handheld device when a user watches an advertising content which can interest the user; after the display equipment receives the signals, passing back the feedback information to the control center through the cable network or the wireless network; and analyzing the audience rating effect of each advertising content according to the collected feedback information by the control center. The user can send signals to the display equipment when watching the advertising content which can interest the user, and then the display equipment responds to the signals and passes back the feedback information to the control center; and the control center analyzes the audience rating effect of each advertising content according to the collected feedback information, therefore, the real-time feedback information can be obtained from public conveniently when playing the advertisement simultaneously, and the playing contents and the playing sequence can be adjusted partly according to the feedback information.
Owner:薛松生

System and method for dynamic voltage and frequency regulation

The invention provides a dynamic voltage frequency regulation system and a method, belonging to the technical field of integrated circuit design. The dynamic voltage frequency regulation system comprises an information monitoring module, a voltage frequency prediction module and a power consumption management module. The information monitoring module collects the real-time state information of theintegrated circuit, the voltage frequency prediction module predicts the working voltage and the clock frequency. The power management module adjusts the value of the power supply voltage and the clock frequency at the next time of the system by configuring a register, and provides the value to the hardware module. The hardware module comprises a processor, a main memory and a communication interface. The power management module adjusts the value of the power supply voltage and the clock frequency at the next time. The dynamic voltage frequency regulation system and method of the invention can predict and regulate the working voltage and clock frequency of the integrated circuit at the next time in real time based on the collected historical state information. Compared with the parameterregulation method such as the clock and the voltage at the existing software level, the feedback is more timely and the power consumption is reduced more greatly.
Owner:58TH RES INST OF CETC

Device and method for detecting particles in air and wearable equipment comprising device

The invention discloses a device and a method for detecting particles in air and wearable equipment comprising the device. The device comprises an upper part, a lower part, at least one light emitting element and at least one light sensing element, wherein the upper part and the lower part are made of silicon base materials; a measurement chamber formed between the upper part and the lower part comprises side surfaces, an upper surface and a lower surface; the upper surface and the lower surface are parallel to each other; the side surfaces are inclined relative to the upper surface; each light emitting element is arranged in the measurement chamber and comprises a first side surface with an emitting port; the emitting port is used for emitting light which is parallel to the upper surface and faces the side surfaces; each light sensing element is positioned in the measurement chamber and is adjacent to a second side surface, opposite to the first side surface, of the corresponding light emitting element; light emitted by each light emitting element is scattered to the corresponding light sensing element by virtue of particles; each light sensing element is used for detecting a signal of light scattered to the corresponding light sensing element by virtue of particles to obtain a particle detection result.
Owner:北京洛可可科技有限公司
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