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271results about How to "Avoid drudgery" patented technology
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Configuration transmitting method, access control equipment and access point
ActiveCN101335666ARealize unified managementGuaranteed scalabilityNetwork topologiesConnection managementCAPWAPControl equipment
The invention discloses a configuration sending method which comprises the following steps: when an access point is accessed, at least a configuration file which is required for sending to the access point is acquired and the configuration file comprises configuration information providing the access for the access point; the configuration file is sent to the access point. The invention also provides an access control device and an access point. By adopting the method, the device and the access point of the invention, that CAPWAP can flexibly support a new configuration to deliver requirements can be realized, in particular to configuration requirements related to wired networks of ACL, Qos, etc., thereby ensuring the expansibility of a CAPWAP protocol, realizing the unified management ofwired networks and wireless networks and avoiding complex work caused by extending a TLV simultaneously.
Owner:XINHUASAN INFORMATION TECH CO LTD
Expressway tunnel and tunnel group operation environment visual scene simulation method and system
InactiveCN102779357AOvercoming tedious workAvoid maladaptiveImage data processingGroup operationSimulation methods
The invention discloses an expressway tunnel and tunnel group operation environment visual scene simulation method which comprises the following steps of: (1) describing the expressway tunnel and tunnel group operation environment; (2) analyzing a virtual reality simulation technology key model; and (3) establishing an expressway tunnel and tunnel group operation environment simulation database system. An expressway tunnel and tunnel group operation environment visual scene simulation system comprises a three-dimensional visual scene model storage platform and a user instruction platform and visual scene simulation data generation platform. Through the invention, the application of the virtual reality technology in terms of highway tunnel visual scene simulation is perfected.
Owner:TONGJI UNIV
Laser radar 3D real-time target detection method fusing multi-frame time sequence point cloud
ActiveCN111429514AAchieving Densified Point CloudReduce occlusionImage enhancementImage analysisVoxelData set
The invention discloses a laser radar 3D real-time target detection method fusing multi-frame time sequence point cloud. Complementing the known data set which contains the continuous frame point cloud and is incompletely labeled by the large-occlusion target by using a projection labeling complementing method; an MADet network structure is constructed; performing registration and voxelization onthe multiple frames of time sequence point clouds to generate multiple frames of aerial views; inputting the multiple frames of aerial views into a feature extraction module to generate multiple frames of initial feature maps; generating corresponding feature description for the multiple frames of initial feature maps, calculating a feature weight map, and performing weighted fusion to obtain a fused feature map; and fusing the multi-scale features of the fused feature map by using the feature pyramid, and returning the position, size and orientation of the target on the final feature map. According to the method, the problem of data sparseness of single-frame point cloud can be effectively solved, high accuracy is obtained in target detection under severe shielding and long distance, theprecision higher than that of single-frame detection is achieved, the network structure is simplified, the calculation cost is low, and the real-time performance is high.
Owner:ZHEJIANG UNIV
Sliding-type tool special for positioning clamp screw hole
ActiveCN102069488AAvoid reprocessingAvoid wastingOther workshop equipmentStructural engineeringEngineering
Owner:STATE GRID SHANDONG ELECTRIC POWER +1
Cooking device with communication interface
InactiveCN102961026ACooking is effortlessFast and efficient serviceCooking vesselsCommunication interfaceMultimedia
Owner:阮刚
Automatic drawing device and method
InactiveCN105911988AGuaranteed clarityRealize the collectionPosition/course control in two dimensionsCLARITYCloud data
The invention provides an automatic drawing device and a method, which relates to the technical field of robot drawing. The automatic drawing device and the method of the invention transform unknown environmental information into a two-dimensional dynamic raster map recognizable by a robot. When the robot moves, the raster map follows suit and updates as well, which avoids the multiple times of adjustments seen by manual drawing and the tedious work required to follow the movement of the robot, therefore, reducing the time for the robot to draw greatly. In addition, through the establishment of a quadtree model, moving targets can be clearly defined; with one time path planning on a local part of the raster map, a whole process can be done automatically, achieving high computational efficiency and simple programming. And at the same time, the robot can acquire sufficient cloud data to ensure the clarity of the map.
Owner:HUNAN VISUALTOURING INFORMATION TECH CO LTD
Novel normal-pressure room-temperature plasma induced mutation breeding device
ActiveCN103981091ASmooth dischargeEnables continuous automated processingBioreactor/fermenter combinationsBiological substance pretreatmentsInduced mutationControl system
The invention relates to a novel normal-pressure room-temperature plasma induced mutation breeding device. The novel normal-pressure room-temperature plasma induced mutation breeding device comprises a sample processing system, a cooling system, a control system and a detection system; the sample processing system comprises a clean working chamber without bioactive contaminants; a step motor and an object stage are arranged in the clean working chamber; the object stage is arranged on the step motor; at least one sterilizing device mounting position is reserved in the inner cavity or on the wall of the clean working chamber; the detection system comprises a gas flow controller, a temperature sensor and a position sensor; and the control system comprises an operating panel and a controller, and the controller is used for controlling the step motor to realize rising and falling or horizontal rotation of the object stage so as to automatically process a plurality of samples. The novel normal-pressure room-temperature plasma induced mutation breeding device is capable of realizing the functions of continuous automatic processing, automatic sterilization, automatic monitoring and control on the samples, and also capable of completing the plasma induced mutation breeding in the normal pressure and room temperature environment at higher efficiency.
Owner:WUXI TMAXTREE BIOTECHNOLOGY CO LTD
Automatic 3D building model reconstruction method based on aviation LiDAR data
The invention discloses an automatic 3D building model reconstruction method based on aviation LiDAR data. The method comprises steps of: extracting a building roof point cloud from the aviation LiDAR data by using reverse iteration mathematic morphological filtering and a method based on point cloud density; extracting and optimizing roof surface patches according to a strategy of seed area selection-roof surface patch growth-surface path smoothing and optimization; constructing 2D regular grids to resample different roof layers to obtain the internal points and the edge points of the roof layers; optimizing the edge points of different roof layers; connecting the internal points and the edge points of the roof layers to construct a building roof surface and wall surface so as to finally achieve 3D model reconstruction of the building roof. It has been proved by practices that the method may reconstruct the 3D model of a building roof, provides a new idea for connection among different roof layers, and has high 3D model reconstruction precision.
Owner:NANJING UNIV +1
Replication of cooking
InactiveCN103076767ACooking is effortlessFast and efficient serviceCooking vesselsFood preparationHuman–machine interfaceProcess engineering
The invention discloses a reproduction method of cooking for realizing a series of links. Delicious food is replicated by recording and reproducing the cooking process. The production method relates to recipe cooking, a sensing device, a communication device, a human-machine interface and the like.
Owner:阮刚
Waveform generator based on direct numerical frequency synthesizer
InactiveCN101109973AIncrease generation speedEliminate high frequency interferencePulse automatic controlDigital function generatorsWave shapeComputer module
The utility model discloses a DDFS (direct digital frequency synthesis) device-based curve generator, which comprises the successively connected DDFS device, the numerical model transform and synthetic unit and the wave filter, among which the DDFS device consists of the phase accumulator unit and the phase amplitude conversion unit. The phase accumulator unit includes the phase accumulator and the register. The phase amplitude conversion unit is a CORDIC operation module. The utility model has the advantages that a complex wave pattern can be generated for the use in the test field. The wave pattern is provided with a plurality of frequencies which can be controlled via the frequency control field inputted to the phase accumulator. The CORDIC module replaces the traditional ROM look-up table so as to lower the cost of the hardware. Also, the use of the reiteration and the pipeline technique in the CORDIC algorithm accelerate the generation of the wave pattern.
Owner:PEKING UNIV SHENZHEN GRADUATE SCHOOL
Boot loader device capable of updating automatically and updating method thereof
The invention provides a boot loader device capable of updating automatically and an updating method thereof. The boot loader device comprises a boot loader first module and a boot loader second module. The boot loader first module is used for operating a boot loader and updating an EMS area. The boot loader second module is used for updating a boot loader in the boot loader first module according to a boot and updating loader sent by an upper computer. By using the device, fault response and recovery of the boot loader can be realized, the cumbersome work that in the prior art, maintenance personnel need to open an ECU for program resetting is avoided, and the workload of the maintenance personnel is greatly lowered.
Owner:WEICHAI POWER CO LTD
Method for protecting data of cloud storage system
The invention relates to a method for protecting data of a cloud storage system. The cloud storage system comprises a cloud central authorization mechanism, a client processing module, cloud severs and a plurality of cloud attribute authorization mechanisms. The cloud attribute authorization mechanisms manage attribute information of registered users. The method for protecting the data of the cloud storage system has the advantages that the method is based on the various attribute authorization mechanisms specifically for attributes of the registered users, brand new encryption and decryption processes are designed for the user data stored in the cloud storage system, the safety of the user data stored in the cloud storage system is greatly improved, and risks that malicious users breach the attribute authorization mechanisms are spread as compared with an existing cloud storage system with a single authorization mechanism.
Owner:SUZHOU SIJIE MAKEDING SOFTWARE CO LTD
Method and device for channel estimation of common-frequency cell
ActiveCN1929353AAvoid drudgeryBaseband system detailsCode division multiplexTD-SCDMAEstimation methods
This invention discloses one TD-SCDMA same frequency area down part interference offset channel estimation method, which comprises the following steps: for n areas to store memory sequences of s1,s2,s3...son; receiving signal Midamble train codes to form 128-code data; at certain time getting data from signal Midamble train codes for first area remaining part offset; then processing first area signal estimation then for first area to receive signal restore; restoring user terminal from first area to receive signal s1 and brushing s1 memory unit.
Owner:SPREADTRUM COMM (SHANGHAI) CO LTD
Simplified analysis method for bending property of box-section thin-wall beam
InactiveCN102322842ARapid assessmentMeet the structureMeasurement devicesDesign planElement analysis
The invention discloses a simplified analysis method for the bending property of a box-section thin-wall beam, belonging to the field of car body design. The simplified analysis method for the bending property of the box-section thin-wall beam is mainly used for analyzing the bending deformation of the box-section thin-wall beam during car body collision in a concept car body finite element modelfor anti-collision researches at the concept design stage of a car. The simplified analysis method for the bending property of the box-section thin-wall beam mainly comprises four steps, i.e. classifying plastic hinge lines according to whether the lengths of the plastic hinge lines are changed or not, calculating rate of energy dissipated by the plastic hinge lines, calculating rate of energy dissipated by convex annular surfaces and calculating the bending property of the entire structure. The simplified analysis method for the bending property of the box-section thin-wall beam has the advantages that the requirements on the modeling of the simplified frame structure and the anti-collision analysis of the car body can be satisfied very well, designers can be assisted to rapidly extract the bending properties of the thin-wall beams, the cockamamie work for traditional finite element analysis and tests is avoided, the rapid performance assessment and the rapid modification of a preliminary design plan are realized, and the design cycle is shortened.
Owner:JILIN UNIV
High canopy density stand crown area acquiring method based on images acquired by unmanned aerial vehicle
ActiveCN107451982AImprove work efficiencyAvoid drudgeryImage enhancementImage analysisHough transformTransformation algorithm
The invention discloses a high canopy density stand crown area acquiring method based on images acquired by an unmanned aerial vehicle. The invention relates to high canopy density stand crown area acquiring methods. The invention aims at addressing the failure of current unmanned aerial vehicles to accurately extract crown information and areas of single trees because it is difficult to accurately differentiate crowns that are joined or cover one another from image data which is acquired by current unmanned aerial vehicles. According to the invention, the method herein includes the following steps: 1. generating a digital orthographic image, a digital surface model and a digital elevation model; 2. processing the digital orthographic image to obtain a forest region image which undergoes binary processing and image morphology processing, then using Sobel operator to detect forest edges; 3. conducting median filter on the digital surface model to obtain the pixel curves of respective rows and respective columns, picking out minimum values on the curves to obtain the boundaries among the crowns that cover one another; and 4. Combining the forest edges and the boundaries of the crowns which cover one another, using theHough transformation algorithm to detect circles and extract crown areas. According to the invention, the method is applied to remote sensing in forestry.
Owner:NORTHEAST FORESTRY UNIVERSITY
Passive circular polarization 3D LED display screen module, passive circular polarization 3D LED display device and passive circular polarization 3D LED display system
The invention is suitable for the technical field of 3D display, and provides a passive circular polarization 3D LED display screen module, a passive circular polarization 3D LED display device and a passive circular polarization 3D LED display system. The passive circular polarization 3D LED display screen module comprises an LED pixel lamp array formed by a plurality of LED pixel lamps arranged in an array form, and further comprises a circular polarizing film array set on a light-out surface of the passive circular polarization 3D LED display screen module, wherein the circular polarizing film array comprises a plurality of circular polarizing films composed of levorotation circular polarizing films and dextrorotation circular polarizing films which are alternatively arranged in a row and / or column direction, and the number of the circular polarizing films is equal to that of a plurality of LED pixel lamps. According to the invention, by means directly setting the alternatively arranged levorotation circular polarizing films and dextrorotation circular polarizing films at the pixel lamp array, a tedious work of precise location for a polarization axis direction of the polarizing film of each pixel point can be avoided effectively, a problem of generation of 3D image ghosting, flickering vision of human eyes, easily produced visual fatigue and uncomfortable sense during watching caused by head swinging of audiences is avoided, and visual angle of stereo images also can be expanded.
Owner:SHENZHEN AOTO ELECTRONICS
Double-side double-station force control belt sander and polishing work station thereof
ActiveCN108789060AReduce labor intensityReduce job hazardsBelt grinding machinesAutomatic grinding controlSanderDrive wheel
The invention provides a double-side double-station force control belt sander and a polishing work station thereof. The double-side double-station force control belt sander comprises single-station polishing cabinets and a power output cabinet. The two single-station polishing cabinets are arranged. The power output cabinet is arranged between the two single-station polishing cabinets. Each single-station polishing cabinet comprises a polishing system composed of a polishing driving wheel, a polishing abrasion wheel, a polishing driven wheel and a polishing abrasion belt, wherein the polishingabrasion belt is arranged on the polishing driving wheel, the polishing abrasion wheel and the polishing driven wheel in a winding manner. Each single-station polishing cabinet further comprises a force control mechanism and a deviation rectifying mechanism, wherein the force control mechanism drives the polishing abrasion wheel to move linearly, and the deviation rectifying mechanism drives thepolishing driven wheel to swing around one side. The power output cabinet comprises a polishing motor and a transmission shaft. The polishing motor drives the transmission shaft to rotate. The two ends of the transmission shaft are connected with the corresponding polishing driving wheels. The polishing quality and efficiency of the belt sander are improved, sensitivity of force control is high, the polishing applicability is high, the polishing performance is reliable, the abrasion belts are convenient and fast to replace, and the manufacturing cost is low.
Owner:GUANGDONG LXD ROBOTICS CO LTD
Moving object detection method with background reconstruction based on neighborhood correlation
InactiveCN101908214AGuaranteed accuracySmall amount of calculationTelevision system detailsImage analysisVideo monitoringMachine vision
The invention discloses a moving object detection method with background reconstruction based on neighborhood correlation, which comprises the following steps of: inputting an image sequence, and sequencing data; dividing gray scale stable region classes; calculating the occurrence frequency of each gray scale stable region class; dividing background unstable areas, and determining a candidate background for pixel points; determining a background of pixel points; and detecting a moving object. The invention has the advantages that the amount of calculation is less; a model is not required for the background and objects in a scene, and condition assumption is not required for the background; the background can be reconstructed from a scene image with a moving prospect, and thus, a mixing phenomenon can be avoided effectively; a satisfied result can be obtained in a large range of parameter variation; a background can be reconstructed accurately for an area of which the background does not occur in the maximum frequency; and the robustness is good. The invention has wide application potential in the field of real-time systems, such as machine vision, video monitor, military science, urban traffic monitoring, resident routine safety monitoring, and the like.
Owner:CHANGAN UNIV
Data extraction method and system
ActiveCN106959820AAvoid drudgeryImprove extraction efficiencyInput/output to record carriersTransmissionData ingestionCloud base
The invention relates to a data extraction method applied to a cloud storage system comprising a first extraction management server, a main storage cloud and a plurality of slave storage clouds. The method comprises the steps as follows: the first extraction management server receives a data extraction request sent by a user terminal, wherein the data extraction request comprises storage position information of target data to be extracted; the first extraction management server determines the corresponding main storage cloud according to the storage position information, and sends the data extraction request to the main storage cloud; the main storage cloud acquires data index information corresponding to the target data to be extracted according to the data acquisition request; and the main storage cloud extracts the target data from the main storage cloud or the plurality of corresponding slave storage clouds based on the data index information, and sends the target data to the user terminal. According to the method and the system provided by the invention, under the cloud storage environment, data extraction efficiency is improved by improving an index retrieval speed and a data dispersed extraction strategy.
Owner:HANGZHOU HIKVISION DIGITAL TECH
Automatic sorting device for cigarette boxes lack of cartons in cigarette logistics
ActiveCN103144802AImprove sorting efficiencyRealize sortingPackaging automatic controlLogistics managementAgricultural engineering
The invention relates to an automatic sorting device for cigarette boxes lack of cartons in cigarette logistics. The invention relates to the technical field of cigarette logistics delivery in tobacco industry. In particular, the device is used for sorting the cigarette boxes lack of cartons in the delivery process of cigarettes in the cigarette enterprises and is suitable for removing or dividing the cigarette boxes lack of cartons in the high-speed delivery and sorting process, and a bar code scanner does not scan the bar codes on the cigarette boxes lack of cartons. A carton-lacking detection instrument is mounted upstream a logistics delivery belt; a door frame bracket is mounted at downstream the logistics delivery belt; an electromagnetic valve is mounted on the door frame bracket; the bar code scanner is mounted at the upper part of the door frame bracket and opposite to the bar code of the cigarette box; a bar code information shielding mechanism is arranged between the cigarette box and the bar code scanner; a driving mechanism of the bar code information shielding mechanism is connected with the electromagnetic valve; and a driving signal input end of the electromagnetic valve is connected with a signal output end of the carton-lacking detection instrument. The device has the characteristics of simple structure, convenience for mounting and debugging, high sensitivity in information shielding, scanning, and opening, accurate sorting of the cigarette boxes lack of cartons and the like.
Owner:HONGTA TOBACCO GRP
Processing method and system capable of achieving hot plug of compact PCI product
InactiveCN102446149ATroubleshoot hotplug issuesAvoid drudgeryElectric digital data processingReusabilityComplex programmable logic device
The invention provides a processing method capable of achieving hot plug of a PCI (Peripheral Component Interconnect) product, and comprises the following steps: (a) a CPLD (Complex Programmable Logic Device) module is provided, and is simulated to a slave unit requesting serial interrupt, and is hung on an interrupt line requesting serial interrupt of a south bridge chip of a main control card; (b) after the CPLD module receives an enumeration signal transmitted from a hot pluggable card, the enumeration signal is converted into a time sequence requesting serial interrupt to form interruption for the south bridge. The invention has the advantages that the designed CPLD is used for solving the problem of the hot plug of the compact PCI product so as to simplify the design, the debugging and the maintenance of a program and the like, improve the reusability of the product, shorten the development cycle of the product, improve the quality of the product, and save the design cost.
Owner:SHANGHAI EVOC INTELLIGENT TECH
Optimizing method of simplified model cooling structure of transition section
InactiveCN104573247AReduce the temperatureIncrease heat exchange intensitySpecial data processing applicationsReduced modelCombustor
The invention relates to an optimizing method of a simplified model cooling structure of a transition section. The method comprises the steps of building a double-cavity simplified model according to the function and structure characteristic of the transition section of a combustor of a gas turbine; providing optimally-designed initial similar model for modeling according to the commonly-used orthogonal design in engineering application; performing optimization analysis by the interior point method according to optimal model built based on the wall surface average temperature T and the minimum pressure P and the limitation; calculating the wall surface average temperature, minimum pressure and cooling efficiency of the transition section of the simplifying structure. With the adoption of the method, the demands on simple molding of the transition section structure and analyzing cooling performance in the gas turbine design stage can be met well; design people can be assisted to quickly extract the impact cooling characteristics of such structure, and therefore, the cockamamie works of the traditional finite element analysis and test can be avoided, and as a result, the quick performance evaluation and rapid modification of the primary design scheme can be achieved, and the design cycle is also reduced.
Owner:JILIN UNIV
Active monitoring and early warning system of infectious diseases in medical institution
InactiveCN106909796AReduce the impact of monitoringReduce false negative rateEpidemiological alert systemsMedical automated diagnosisDisease monitoringEarly warning system
The invention discloses an active monitoring and early warning system of infectious diseases in a medical institution. The active monitoring and early warning system comprises a diagnosis data rule base, an inspection index rule base and an image and pathologic examination rule base. According to the active monitoring and early warning system, influences, caused by personal factors, on monitoring of the infectious diseases in the medical institution are reduced to the greatest extent; a manual monitoring mode is changed so that disease monitoring can be seamlessly integrated with an existing information system of a hospital; intelligent monitoring and whole-course monitoring of the infectious diseases are realized; the missing report rate and late reporting rate of the infectious diseases, especially major infectious diseases, are reduced; the monitoring management efficiency on the infectious diseases of the medical institution is improved.
Owner:GUANGDONG WOMEN & CHILDREN HOSPITAL
Multifunction test device for exhaust gas recirculation valve
InactiveCN101358902ARealize dynamic characteristic testRealize Mechanical Fatigue Durability TestingInternal-combustion engine testingCombustorExhaust fumes
The invention discloses a waste-gas recycling valve multi-function test apparatus. The gas outlet of a burner is successively connected with a cooler, a continuous rotary valve, one end of an overflow valve and the inlet of a waste-gas recycling valve under test; the gas inlet of a vacuum pump is successively connected with one end of the overflow valve, a two-position three-way valve and a vacuum tube of the waste-gas recycling valve under test; the outlet of the waste-gas recycling valve under test is successively connected with an exhaust cooler, a counterbalance valve, a high-temperature two-position three-way valve and a mass flowmeter, and then is filled with atmosphere; the water inlet of the cooler is successively connected with a speed-adjustable water pump and a cooling water tank; and the water outlet of the cooler is connected with a drain pipe. The invention can be used to test the flux characteristics of a waste-gas recycling pump, the dynamic characteristics of a vacuum waste-gas recycling valve, the mechanical fatigue durability of a waste-gas recycling valve, the high-temperature waste-gas periodical impact fatigue durability of a waste-gas recycling valve, and the like.
Owner:ZHEJIANG UNIV +1
Ceramic tile laminating apparatus
InactiveCN101348179AReduce labor costsAvoid drudgeryShock-sensitive articlesPackaging protectionDrive wheelPass rate
The invention discloses a tile pasting device, comprising a tile conveying device, wherein, the tile conveying device consists of a drive wheel, a driven wheel, an upper conveying belt, a lower conveying belt and conveying belts on two sides. The tile pasting device also comprises a glue spraying device, a separation paper conveying device, a separation paper pasting device and a brake gear for braking the separation paper pasting device, wherein, the glue spraying device is arranged under the upper conveying belt in front of the separation paper pasting device; the output end of the separation paper conveying device is close to the separation paper pasting device; and an inductive device is arranged above the upper conveying belt near the separation paper pasting device. The tile pasting device can paste paper quickly and accurately, has good separation effect between tiles, can effectively improve the package efficiency of the tiles and further improve the work efficiency and the pass rate of finished products, and can greatly reduce the labor cost for enterprises, thereby reducing the package cost for the tiles.
Owner:KEDA INDUSTRIAL GROUP CO LTD
Withstand voltage testing system and assembly method thereof
ActiveCN103777122AAvoid drudgeryReduce electric shockTesting dielectric strengthFree rotationCapacitive voltage divider
The invention relates to the technical field of high-voltage electrical withstand voltage testing equipment, in particular to a withstand voltage testing system and an assembly method thereof. The withstand voltage testing system comprises a base, a high-voltage electric reactor capable of being fixed onto the base, a capacitive voltage divider capable of being fixed onto the base, a hydraulic lifting device, a first voltage-sharing shield, a second voltage-sharing shield and a contact tube. The hydraulic lifting device is arranged on the base in a free rotation mode and comprises a first hydraulic lifting arm for supporting the high-voltage reactor to be positioned at any position from the horizontal direction to the vertical direction and a second hydraulic lifting arm for supporting the capacitive voltage divider to be positioned at any position from the horizontal direction to the vertical direction; the first voltage-sharing shield is detachably connected to the end of the high-voltage reactor; the second voltage-sharing shield is detachably connected to the end of the capacitive voltage divider; the contact tube is movably connected between the first voltage-sharing shield and the second voltage-sharing shield. The withstand voltage testing system is convenient to transport, does not need to be disassembled or assembled frequently, is convenient and fast to operate and high in safety coefficient, and meets the requirements of withstand voltage tests.
Owner:符棠
Recognition method for underground single ancient channel under condition of dense well pattern
ActiveCN106837319AAvoid drudgeryAvoiding Insufficient Determination of Vertical ResolutionGeological measurementsBorehole/well accessoriesImage resolutionModel fitting
The invention discloses a recognition method for an underground single ancient channel under the condition of a dense well pattern. By adoption of an analogy method, field outcrop observation results are used for guiding recognition of the underground single ancient channel, and a model fitting geological thinking method is embodied. Through application of the recognition method in a Sulige gas field, quantitative description results are applied to three-dimensional geological modeling and serve as constraint conditions to enable the model consistency rate to be remarkably increased. According to the recognition method for the underground single ancient channel under the condition of the dense well pattern, aiming at morphological characteristics of the single ancient channel, dense well pattern drilling data are sufficiently utilized, tedious work of sedimentary micro-phase interpretation conducted on a single well is avoided, the phenomenon that the seismic datum longitudinal resolution ratio is not enough for determining is avoided, and the recognition method has the characteristic of being convenient to operate. According to application of the recognition method in the Sulige gas field, recognition accuracy of vertical sand bodies is improved to be less than 8 m from being 15-20 m, the original quantitative description results achieve quantification, the results are applied to three-dimensional geological modeling and serve as the constraint conditions to enable the model consistency rate to be increased by 10%, and the effect is obvious.
Owner:PETROCHINA CO LTD
Automatic dialing system
InactiveUSRE37660E1Same ease of operationAvoid drudgerySubscriber signalling identity devicesAutomatic exchangesCredit cardUser input
The invention relates to a credit card dialing apparatus for use in automatically dialing account numbers, security codes and phone numbers into telephones. The apparatus includes a credit card size device having a memory, encoder, speaker, microphone and switch embedded into a circuit board for inputting and outputting specific information depending on the use of the card. The circuit described accesses the account by tones or signals fed through the receiver or direct data input from a small databus. In another embodiment, a microprocessor unit having a keyboard, microprocessor memory, encoder, a speaker unit and microphone as well as an alphanumeric display is utilized. This system permits the user to input the desired numbers and provide serial dialing and identification for particular sources.
Owner:TALTWELL
Method and device for an inner-tube
InactiveUS20090038725A1Avoid tedious taskSaving visitWith separate inflatable insertsWith multiple inflatable chambersEngineeringIsolated cell
An inner-tube divided into many isolated cells of air. Two tubes on inside circumference of said inner-tube, one for inflating air and the other for deflating air. Each cell has two one-way valves, one for filling air and the other for extracting air. The inflating valve could have an observation window or an air pressure gauge attached to it for indicating when there is a puncture in one or more of the cells of air in the inner tube.
Owner:BIBAS BERTY
Road segment detection method considering traffic demand and road network operation efficiency
ActiveCN107945510AReduce management costsImprove operational efficiencyTicket-issuing apparatusDetection of traffic movementRoad networksTravel cost
The invention provides a road segment detection method considering the traffic demand and road network operation efficiency, which obtains the generalized travel cost and other information of each urban road in an urban road network by collecting and sorting related travel data of the urban road. By measuring the traffic demand and establishing a travel demand OD matrix and an algorithm based on auser equilibrium model, it is possible to find invalid road segments in the urban road network under the current traffic demand level. Through matrix transformation of the road segment cost and the route cost, the method allows traffic managers to know the timing of the change of the effectiveness of the road segments when the traffic demand changes. The advantages of the invention lie in that the detection method can be used to analyze the validity of the road segments in real time and can be used to analyze complex urban road networks of multiple OD pairs; and with the method, the traffic managers do not need to change hardware facilities of the road network and can timely restrict and open such road segments in the road network to improve the overall operation efficiency of the urban road network.
Owner:SOUTHEAST UNIV
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