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96results about How to "Efficient and fast processing" patented technology

Intelligent handling system and method for elevator failure repair

The invention provides an intelligent handling system and method for elevator failure repair, which can efficiently and quickly handle elevator failures, lowers the elevator running cost and guarantees life and property safety. The intelligent handling method comprises the following steps: one-key repair or code-scanning repair is performed, wherein one-key repair is that a one-key repair button arranged in an elevator car is pressed down to send failure information including the elevator name and the like to a cloud platform through a network, and code-scanning repair is that repair QR codes are scanned with a mobile phone to be linked to the cloud platform, and then the failure information is sent to the cloud platform through the network; after receiving the failure information, the cloud platform sends the elevator position and the failure information to a property management terminal and a maintenance personnel terminal through the network; after seeing the failure information on the maintenance personnel terminal, maintenance personnel receives or refuses maintenance tasks and feeds back to the cloud platform, and if receiving the maintenance tasks, the maintenance personnel feeds the progress and handling information of the maintenance tasks through the maintenance personnel terminal; and the cloud platform sends the progress and the handling information of the maintenance tasks to the property management terminal and the maintenance personnel terminal through the network.
Owner:NANJING NEW LANDMORE DISPLAY TECH

Automatic separator/extractor and method of controlling same

The invention relates to an automatic separator/extractor and a method of controlling same, with the object, particularly in all manner of fields such as medical science, agricultural science, scientific fields, or pharmaceuticals, of being able to achieve at high speed and accuracy, extraction or separation of precipitate or supernatant at a high quality, accuracy and reliability, above that which can be achieved by manual means. The construction has a conveying device for conveying a mounted vessel along a closed path, a dispensing section for dispensing a reagent or the like into the vessel mounted on the conveying device, a liquid processing section for removing and/or extracting liquid other than a precipitate inside the vessel mounted on the conveying device, a separator for performing separation with respect to the contents inside a vessel which is mounted on the conveying device and/or a vessel which is installed away from the conveying device, a vessel moving device for bringing in and taking out the vessel with respect to the conveying device and/or separator, and an operation/control section for performing operation and control with respect to the conveying device, the dispensing section, the liquid processing section, the vessel moving device, and the separator.
Owner:PRECISION SYST SCI

Hyperspectral image classification method based on singular value decomposition and spatial-spectral domain attention mechanism

PendingCN111353531AEfficient and fast sample processingImprove accuracy and classification speedCharacter and pattern recognitionNeural architecturesTraining data setsSingular value decomposition
The invention discloses a hyperspectral image classification method based on singular value decomposition and a spatial-spectral domain attention mechanism. The method comprises steps of reading a hyperspectral image from the data set, wherein the hyperspectral image data set comprises three widely used hyperspectral image data sets, that is, an Indian Pines data set, a Pavia University data set and a Salinas Valley data set; and selecting any one of the data sets and correspondingly processing a class label ground true graph which only has a partial region; performing rough processing on thesample, and constructing an unsupervised feature extraction model based on a singular value decomposition convolutional network; selecting a training set, a verification set and a test set according to a ratio of 10%: 10%: 80% of the training set to the verification set to the test set; carrying out fine processing on the sample, and constructing a double-branch classification model based on a spatial-spectral domain attention mechanism network; training the classification model by using the training data set to obtain a trained classification model; and classifying the test data set by usingthe trained classification model to obtain the category of each pixel point in the test data set. According to the invention, the precision and speed of hyperspectral image classification are improved.
Owner:XIDIAN UNIV

Efficient aerated plasma treatment organic wastewater device

The invention discloses an efficient aerated plasma treatment organic wastewater device which comprises a high-voltage electrode, a grounding electrode and a reaction vessel. The high-voltage electrode and the grounding electrode are connected with a positive electrode and a negative electrode of a plasma power supply, a microporous aeration pipe is arranged in the reaction vessel in a sleeving manner, an annular water channel is formed between the wall of the reaction vessel and the microporous aeration pipe, an inner medium pipe with a closed lower end is arranged in the microporous aeration pipe in a sleeving manner, the high-voltage electrode is embedded into the inner medium pipe, the grounding electrode is arranged in a closed discharging area formed between the microporous aeration pipe and the inner medium pipe in the annular water channel, a water inlet pipe and a backflow water outlet pipe are arranged on the upper portion and the lower portion of the annular water channel, and an air outlet and an air inlet are formed in the top and the bottom of the discharging area. According to the device, ozone generated by discharging plasmas is sufficiently utilized, and the device has a good application prospect and has the advantages of stable and high performance, no secondary pollution, rapidness, simple structure, high practicability and the like in the field of water treatment.
Owner:NANJING UNIV

Subway station door fault detection method and system based on digital twin robot

The embodiment of the invention discloses a subway station door fault detection method and system based on digital twin robots. The method includes the steps that a 3D scene world of a subway stationdoor is established, and a subway station door fault detection environment of the robot is set up; a routing inspection process of a simulation robot is constructed, and a fault point on the subway station door is simulated; routing inspection parameters of the simulation robot and parameters generated during routing inspection of the fault point are recorded, and the 3D scene world of the subwaystation door is established; a true robot conducts routing inspection in a true subway station door according to the routing inspection process and the routing inspection track of the robot; and a routing inspection result of the true robot is fed back, and the fault of the true subway station door is pre-judged according to the routing inspection parameters of the simulation robot in the 3D scenewould. By means of the method, a virtual method is used for observing the routing inspection condition of the robot, the robots do not need to be monitored in real time, big data processing is conducted on the monitoring result of the true robot, the digital twin is matched, and the fault problem happening to an object is predicated in advance, and the cost of manpower and material resources is reduced.
Owner:广东希睿数字科技有限公司

Fault tolerance testing method for simulation system of digital transformer substation

The invention discloses a fault tolerance testing method for a simulation system of a digital transformer substation. The system is only controlled based on the digital substation and comprises a process layer, an interval layer and a transformer substation layer, wherein protection equipment, measurement control equipment and metering equipment are positioned in the interval layer; pieces of information between the interval layer and the process layer are interacted by a sampling value mapped by a specific communication service and a object-oriented transformer substation event to record a sampling value of the simulation system of the full-digital transformer and generic object-oriented substation event (GOOSE) message information, analyze and judge output information of the simulation system and the working performance of tested equipment in time, so that functions of recording digital faults, calibrating the current voltage waveform accuracy, adjusting the time standard and approval phases are realized; network analysis equipment can be used for recording a message of the whole network and analyzing an integrated Ethernet chip (IEC) 61850 protocol; and therefore, a whole processing and analyzing system can effectively and rapidly process a messages of the whole substation and is stable to operate.
Owner:深圳市康必达中创科技有限公司
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