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76results about How to "Save equipment resources" patented technology

Method for forecasting carbonate reservoir based on forward modeling of digital geological outcrop model

The invention discloses a method for forecasting a carbonate reservoir based on forward modeling of a digital geological model, and is characterized by comprising the following steps: in petroleum geological exploration, through a field carbonate geological outcrop collecting and data processing technology and combination with an actually-measured geological section, establishing a three-dimensional digital geological model of an outcrop area, according to an outcrop rock speed analysis chart and a drill speed data, establishing a speed model of the carbonate reservoir with different physical properties on the basis of the three-dimensional geological model, carrying out two-dimensional forward modeling and three-dimensional forward modeling, carrying out offset horning process on earthquake forward modeling data so as to obtain three-dimensional offset data or a two-dimensional offset section of the earthquake forward modeling, establishing reflecting characteristics of different carbonate reservoirs according to response characteristics of the earthquake section, and forecasting the carbonate reservoir. According to the invention, qualitative forecasting of the carbonate reservoir can be realized without a regular earthquake inversion, a large amount of manpower and device resources are saved, reliability and precision of forecasting of the carbonate reservoir in the earthquake are effectively improved, exploration and development risk can be reduced, and benefit is increased.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

Testing method for automatic switching optical network

InactiveCN101150454AReduce workloadSmooth test handlingData switching networksTest strategyWorkload
The invention discloses a method for testing automatic exchange optical networks, which includes the following steps: step S102, an exchange connection database and testing strategy are set up, in which, the exchange connection database consists of connection messages and connection scripts; step S104, a testing embodiment is executed according to the testing strategy, an instruction of the testing embodiment is sent to a measured object, and then a response result output from the measured object which is tested is received; and step S106, the invention judges whether the response result is in accordance with the corresponding predicted result of the connection scripts; if both the results are consistent each other, the testing embodiment execution is correct; otherwise, an error exists in the testing embodiment. By adopting the invention, automatic testing of user network client system in ASON network is realized, and repeated workload of testing personnel is effectively reduced; besides, the test is capable of going on without interruption, thus increasing testing efficiency and quality, facilitating the research and development progress of products and saving manpower and device resources.
Owner:NANJING ZHONGXING XIN SOFTWARE CO LTD

Method of realizing data synchronization on SyncML layer

This invention discloses a method for realizing data synchronization on SyncML layer, which not only presents a concrete realization method for data sort synchronization but also delivers information of number and data kinds as much as possible to avoid delivering concrete data contents, besides, the synchronous data occupy a small physical space so as to reduce the existence of redundant data furthest and save the limited resources of devices and network.
Owner:HUAWEI TECH CO LTD

Method and device for upgrading client-side applications

The invention discloses a method and a device for upgrading client-side applications. The method comprises the following steps: comparing a high-version file of a specified application with a client-side low-version file of the specified application accurately to binary system to obtain binary system difference information; and saving the binary system difference information in an increment file; and sending the increment file to the client so that the client upgrades the specified application to the high version from the low version. The binary system difference information generated by comparing the high version with the low version is far smaller than the size of incremental upgrading data in the prior art, and therefore, the size of the increment file needed by upgrading the application in the method is far smaller than the size of the increment file in the existing incremental upgrading technology; as a result, data can be saved during downloading and the time and device resources of a user also can be saved during installation.
Owner:BEIJING QIHOO TECH CO LTD +1

Large-scale coal-fired boiler smoke gas flow rate soft measuring method

The invention relates to a large-scale coal-fired boiler smoke gas flow rate soft measuring method. The method is used for measuring the left side draft fan inlet smoke gas pressure pLi(kPa) of a large-scale coal-fired boiler, the left side draft fan outlet smoke gas pressure pLo (kPa) of the large-scale coal-fired boiler, the local atmospheric pressure pact (kPa), the left side draft fan inlet smoke gas temperature tL (DEG C), the right side draft fin inlet smoke gas pressure pRi (kPa), the right side draft fan outlet smoke gas pressure pRo (kPa) and the right side draft fan inlet smoke gas temperature tR (DEG C) in real time, and in addition, the draft fan outlet smoke gas flow rate qg is calculated according to the flow rate-pressure characteristics of the draft fan. Compared with the traditional coal-fired boiler smoke gas flow rate measuring method, the method provided by the invention has the advantages that the reliability is high, the measurement accuracy is good, the dynamic response speed is high, the implementation cost is low, the maintenance is simple, and the like.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Method, system and mobile terminals for realizing instant messaging

The invention provides a method, a system and mobile terminals for realizing instant messaging. The method includes that a first mobile terminal receives a command for sending information, by the aid of a corresponding relation provided by an IM (instant messaging) server, the first mobile terminal and a second mobile terminal are judged to both have corresponding IM accounts, and the first mobile terminal judges that when the IM accounts are online, the IM server constitutes an IM message and sends the IM message to a corresponding IM account of the second mobile terminal, the IM account enables corresponding mobile terminals to establish a network connection with the IM server, by the aid of the connection, a registration request with a self identification is sent to the IM server, the corresponding relation of the mobile terminals determined by the IM server is the corresponding relation of the mobile terminal identifications and the IM accounts stored in the IM server. By the aid of the method, the system and the mobile terminals, a user does not need to log in an independent client-side, and also does not need to store an independent IM contact person list, and accordingly operation steps are reduced, and device resource is saved.
Owner:ALIBABA GRP HLDG LTD

Video production method and apparatus, and electronic device

The invention discloses a video production method, device and electronic equipment, which can solve the problem in the prior art that a large amount of mobile phone resources and user time are consumed when a user receives and screens video materials, edits and synthesizes the video materials. On the client side, the method includes: sending video material collection information to the server, the video material collection information including the content requirements, preset quantity and preset aspect ratio of the video material set by the user; The uniform resource locator corresponding to the video material collection information, the page corresponding to the uniform resource locator displays the content requirements of the video material; the uniform resource locator is sent to the designated participant, so that the designated participant can pass the Upload the video material to the server for synthesis according to the content requirements of the video material on the page corresponding to the URL; receive the synthesized complete video returned by the server. The invention is suitable for multi-material video production.
Owner:KINGSOFT

Data processing method and device and car insurance system

The embodiment of the invention provides a data processing method and device and a car insurance system. The method comprises the steps that collected driving behavior data is acquired, wherein the driving behavior data at least comprises the driving distance, the driving time, the driving speed, the driving acceleration, the driving angular speed and the driving position; the driving behavior data is transmitted to an electronic device connected with a car data recorder, the electronic device is triggered to transmit the driving behavior data to a car insurance server, the car insurance server is used for carrying out statistical processing on driving behavior data accumulatively received within a preset time to obtain the driving behavior habit safety level of a car, and the car insurance expense of the car is adjusted according to the driving behavior habit safety level. By means of the data processing method and device and the car insurance system, the utilization rate of the car data recorder is increased, the function of the car data recorder is enriched, and the device resources of the car insurance system are saved.
Owner:LEAUTO INTELLIGENT TECH (BEIJING) CO LTD

Method for calibrating secondary air volume of coal-fired boiler on line

InactiveCN102620774AIncreased level of controlMeet the requirements of on-site air volume adjustmentVolume/mass flow by differential pressureAir volumeEngineering
A method for calibrating a secondary air volume of a coal-fired boiler on line comprises the following steps: performing an adjustment experiment on each secondary air volume in turns under a certain stable load point, and establishing a multivariate linear equation set through a balance relationship between experimental data and a total air volume of the boiler; obtaining a flow coefficient of each secondary air volume measuring device by solving the equation set; and during measurement of an actual air volume, obtaining an accurate air amount through the calculated flow coefficient, thus achieving the online calibration of the secondary air volume. According to the online calibration method, the shutdown of the boiler is not required and the secondary air volume adjust experiment can be performed in a stable load section in the running process of the boiler at any time, so that the normal operation of the boiler is basically not affected and the loss caused by the shutdown and the startup of the boiler can be avoided; additional measuring equipment is not required to be installed inside and detached from an air duct of the boiler; the calibration process is simple; equipment and human resources are saved; and the calibration cost is far lower than that in the conventional calibration method.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Metal modified gasoline engine link

The invention belongs to the field of machining and discloses a metal modified gasoline engine link. The metal modified gasoline engine link is prepared from the following raw materials in parts by weight: 100 parts of iron powder, 0.45-0.65 part of molybdenum powder, 0.15-0.35 part of manganese powder, 0.1-0.2 part of chromium powder, 0.3-0.4 part of silicon carbide powder, 0.2-0.3 part of titanium carbide powder, 0.25-0.35 part of aluminum nitride powder, 0.1-0.2 part of barium titanate powder, 0.1-0.2 part of zinc stearate, 0.1 part of talcum powder, 0.1 part of sodium silicate and 0.7-0.9 part of graphite powder. According to the gasoline engine link disclosed by the invention, various metallic raw materials are selected and are reasonably proportioned, so that the mechanical strength, elongation percentage and fatigue strength of the product are improved; according to a production process of the gasoline engine link, no or few cutting scraps are generated, so that link machining procedures are reduced, and workshop, equipment and human resources are saved.
Owner:临沂市金立机械有限公司

Image generation method based on electronic device and electronic device

The invention provides an image generation method based on an electronic device and the electronic device. The electronic device at least comprises a flash lamp, a first image acquisition unit and a second image acquisition unit. The image generation method comprises obtaining the light intensity parameter of the current shooting scene; opening the first image acquisition unit and the second image acquisition unit when the light intensity parameter is determined to be smaller than or equal to a first preset brightness value; opening the flash lamp when the light intensity parameter is smaller than or equal to a second preset brightness value, wherein the second preset brightness value is smaller than the first preset brightness value; employing the first image acquisition unit and the second image acquisition unit to take photos of a target object, and obtaining a first image and a second image corresponding to the target object; and synthesizing the first image and the second image to obtain a target image of the target object. According to the invention, the opening number of times of the flash lamp can be reduced, the equipment resource is saved, and the service life of the flash lamp is prolonged.
Owner:BEIJING QIHOO TECH CO LTD +1

System for detecting performance of GPON system

The present invention provides a system for detecting performance of GPON system, the system comprising a temperature and humidity regulation box, an alternating current voltage-stabilized power supply, an infrared thermal imager, a first computer, a second computer, an Itester traffic generator, an OLT, an SIP voice server, a first telephone and a second telephone; the infrared thermal imager is used for detecting heat dissipation performance of an enclosure of the GPON system in various different temperature / humidity environments; the first and second computers are used for detecting radio performance of the GPON system; the Itester traffic generator and the OLT are used for detecting cable performance of the GPON system; and the SIP voice server, the first telephone and the second telephone are used for detecting voice performance of the GPON system. The detection method of the system for detecting performance of GPON system of the present invention can preferably, thoroughly and accurately detect electrical performance and mechanism performance of the system at various different alternating current voltages / frequencies and in various different temperature / humidity environments, and runs the cable performance, radio performance, voice performance and heat dissipation performance of the GPON system at the same time.
Owner:PHICOMM (SHANGHAI) CO LTD

Method, device and system for flow error control

The embodiment of the invention discloses a method, device and system for flow error control. The method comprises the steps that when it is detected that a currently executed flow of a user terminal has errors, error information of the errors is obtained, and flow control information corresponding to the error information is obtained from a error flow table which is obtained in advance; the flow control information is sent to the user terminal to enable the user terminal to be switched to a flow corresponding to the flow control information according to the flow control information. The method, device and system can save network resources and device resources.
Owner:TENCENT TECH (SHENZHEN) CO LTD

A real-time interactive system of shared resources for virtual reality applications

The invention discloses a shared resource real-time interaction system of a virtual reality application. A technical scheme comprise a VR interactive system, a VR Client module, a VR heartbeat protocol, the VR interaction system is embedded in a VR device for presenting and experiencing a VR scene, the VR client module is used for controlling whether to present a VR scene or not. A VR client module controls whether to enter a VR scene or exit a VR scene. The VR heartbeat protocol is used for communicating between the VR user end module and the VR interaction system. The VR user end module sends out real-time state information to the VR interaction system through the VR heartbeat protocol. The VR interaction system judges whether to start its own system service or not through the received state information. The invention can save the equipment resources corresponding to the service, improve the utilization rate of the system service resources, and avoid the faults of software and hardware collision in the VR equipment experience.
Owner:杭州炽橙数字科技有限公司

One-step forming die for lampshades

InactiveCN102847800AReduce labor intensityConvenient one-stop controlShaping toolsSpring forceEngineering
The invention discloses a none-step forming die for lampshades. The one-step forming die comprises an upper die and a lower die, the upper die comprises an upper clamping plate, a stripping plate, an upper pressure block and a punch; and the lower die comprises a lower clamping plate, a lower stopper, a drive block, a positioning block, an inner strip block, a first ejector pin, a second ejector pin, tie screws, equal-height sleeves and springs. The upper pressure block capable of sliding in the stripping plate drives the punch to press a lampshade into the slider, the slider is pushed by spring force from the springs on the tie screws so as to press the outer surface of the lampshade, and finally the lampshade is formed at one step finally. Accordingly, assisting time is saved, process stations are reduced, labor intensity of technical staff is reduced, labor is saved, equipment resources are saved, production efficiency and qualified rate are increased remarkably, the one-step forming die for lampshades is convenient to use, and is subjected to one-stop control convenient for adjustment and maintenance.
Owner:昆山铭佳利电子制品有限公司

Device control method and apparatus

The disclosure describes a device control method. A near field communication connection between a terminal and a target device is established. A feature description of the target device is obtained through the communication connection. The feature description corresponds to a function of the target device. An operation permission regarding the feature description is queried. The function is controlled by the terminal using the feature description according to the operation permission regarding the feature description.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Medical elastic pad and preparation method thereof

The invention discloses a medical elastic pad and a preparation method thereof. The medical elastic pad comprises the following raw materials in percentage by weight: 44-60% of hydrogenated styrene-butadiene rubber (SEBS), 36-55% of white mineral oil, 1-20% of polypropylene, 0-20% of calcium carbonate, 0-1% of antioxidant and 0-1% of adhesive film agent. The preparation method of the medical elastic pad comprises the following steps: step one. weighing the hydrogenated styrene-butadiene rubber, the white mineral oil, the polypropylene, the calcium carbonate, the antioxidant and the adhesive film agent in proportion; step two. mixing the weighed raw materials and uniformly stirring; and step three. carrying out injection molding so as to obtain the medical elastic pad, wherein the injection temperature is 160-260 DEG C, the injection molding pressure is 40-80kPa, and the speed is 30-70mm / s. The medical elastic pad is low in cost and long in service life and has good physical and mechanical properties. The preparation method is simple and does not pollute the environment.
Owner:TIANCHANG TIANFANG PLASTIC IND

Block chain resource relationship matching method based on bilateral auction algorithm

The invention discloses a block chain resource relationship matching method based on a bilateral auction algorithm. The method comprises the steps of acquiring a resource provider price calling set in a man-machine object scene, arranging the price calling set in an ascending order, and acquiring a price calling matching threshold value; obtaining a resource demander quotation set in the man-machine object scene, arranging the quotation set in a descending order, and obtaining a quotation matching threshold value; screening out a price calling set and a quotation set which meet conditions according to a threshold value, matching an auction relationship in the obtained sets according to quotations of the same resource, and obtaining a final transaction quotation for a price higher than the threshold value; a demander wins a plurality of bids of man-machine object resources of the same type at the same time, quoted prices with large utility values are selected according to the utility values, the cost needing to be paid by the resource demander finally is the final transaction quoted price, and the income obtained by a resource provider finally is a price calling matching threshold value. According to the invention, the universality of the blockc hain architecture to the scene is improved, the power and equipment resources consumed in the coin casting process are saved, and the security of the block chain is improved.
Owner:NANJING UNIV OF SCI & TECH

Method for conducting image graphic seamless chartlet splicing through software

InactiveCN103809978AChange the time-consuming manual splicingChange the status quo of energy consumptionGeometric image transformationSpecific program execution arrangementsGraphicsMode selection
The invention provides a method for conducting image graphic seamless chartlet splicing through software. The method includes the steps of texture selection, texture classification, template selection, generation mode selection, texture processing and generated texture export. Materials in a texture material library are defined by users themselves for increase or deletion, and textures can be singly or massively generated. According to the method, the current situation that currently, splicing needs to be manually conducted through professional designers, and time and labor are consumed is changed, seamless chartlet intelligent splicing is achieved, and it takes about 1.5s to splice one chartlet. Seamless chartlets are massively generated, and therefore production efficiency is greatly improved, and manpower and device resources are saved.
Owner:NANJING LEZWIN INFORMATION SCI & TECH

Connector assembly of solar photovoltaic cell junction box

The invention discloses a connecting assembly of a solar photovoltaic cell junction box, which is characterized in that the connector assembly is in an integrated structure and comprises a diode inserting frame, a cable wiring port and a refluxing strip connecting port, wherein the cable wiring port and the refluxing strip connecting port are integrated with the diode inserting frame; the diode inserting frame is positioned between the cable wiring port and the refluxing strip connecting port; a diode inserting port is arranged in the diode inserting frame; and the diode inserting port is a hollow cylinder formed by oppositely folding and turning a copper piece (sheet) with two semicircular concave surfaces. In the invention, because the connector assembly is changed from combination into integration of a plurality of parts and the connection between the inserting port and each diode pin is changed from line contact or point contact into surface contact, and the connector assembly has the advantages of small current resistance, high transmission efficiency, simple machining and installing processes, low consumption of copper product resources and low production cost.
Owner:刘绍东

Unlocking method and device

The invention discloses an unlocking method and device, and the method comprises the steps that a secret key management system obtains the terminal identification information, transmitted by a user through other terminals, of a first terminal; the secret key management system determines a first dynamic signal set to be corresponding to the terminal identification information based on the terminalidentification information; the secret key management system transmits the first dynamic signal to the first terminal, and triggers the first terminal to carry out the TF password unlocking of the first terminal based on the first dynamic signal. Therefore, the secret key management system can transmit the first dynamic signal set to be corresponding to the terminal identification information of the first terminal to the first terminal, and triggers the first terminal to unlock a local TF password card, thereby achieving the remote unlocking of the TF password card of the first terminal so asto save manpower and equipment resources, and improving the unlocking efficiency of the TF password card and user experience.
Owner:CHINA MOBILE COMM LTD RES INST +1

Efficient wood peeling machine with cutting mechanism

The invention discloses an efficient wood peeling machine with a cutting mechanism. The efficient wood peeling machine comprises a bottom plate, a first supporting plate and a second supporting plate are symmetrically and fixedly connected to the upper end of the bottom plate, a clamping plate is arranged between the first supporting plate and the second supporting plate in parallel, an axial displacement device is connected between the clamping plate and the bottom plate, the first supporting plate and the clamping plate are rotationally connected with a rotating rod and a circular plate correspondingly, the axis of the rotating rod coincides with the axis of the circular plate, the two ends of the rotating rod are coaxially and fixedly connected with a third gear and a first gear correspondingly, wood clamps are mounted on the opposite sides of the first gear and the circular plate correspondingly, to-be-peeled wood is jointly clamped between the two wood clamps, and a first motor is fixedly mounted on the side, facing the clamping plate, of the first supporting plate. Different types of to-be-peeled wood can be clamped, and the peeling quality is guaranteed under the condition that equipment resources are limited.
Owner:合创博远(北京)科技有限公司

Double-station riveting mold for riveting and locking of opening of steel barrel

The invention relates to a double-station riveting mold for riveting and locking of an opening of a steel barrel, which comprises an upper mold and a lower mold. The upper surface of the lower mold is provided with two riveting bosses, i.e. a large riveting boss and a small riveting boss; and the upper mold is provided with two upper riveting punches matched with the large riveting boss and the small riveting boss on the upper surface of the lower mold. By adopting the double-station riveting mold for riveting and locking of the opening of the steel barrel, punching and extension of two holes on the upper surface of the steel barrel can be completed simultaneously. The problems of the traditional process that the production efficiency is low and two pressing machines are needed for punching can be solved effectively. High-efficiency production and process can be achieved; and the labor and equipment resources can be saved, and the production efficiency can be increased greatly.
Owner:天津大田包装容器有限公司

Message broadcasting method and equipment

The invention provides a message broadcasting method and equipment. The method comprises the steps that: a target host machine where a target virtual machine in the same broadcast domain with a local virtual machine is located is determined after a broadcast message isreceived from the local virtual machine; transforming the broadcast message into a unicast message, and sending the transformed unicast message to the determined target host machine, wherein the unicast message carries a broadcast domain identifier and a broadcast processing mark; after a virtual switch on the target host machine receives the unicast message, if the unicast message carries the broadcast processing mark, the unicast message is restored into a broadcast message, and a target virtual machine in the broadcast domain is determined from the virtual machines running on the target host machine, and the broadcast message is sent to the determined target virtual machine. By using the method provided by the invention, the occupation of the broadcast message on the network bandwidth is reduced while the message broadcast is realized, and the resources of the host machine equipment are saved.
Owner:杭州优云科技有限公司

Horizontal axis type sediment runoff gauge

InactiveCN104729596ARealize measurementMake up for the defect of not being able to monitor runoffVolume/mass flow by electromagnetic flowmetersImpellerSediment runoff
The invention relates to a horizontal axis type sediment runoff gauge. The horizontal axis type sediment runoff gauge comprises a shell and an impeller, wherein the shell is provided with a water inlet and a water outlet, the impeller is arranged in the shell, and the shell is provided with a sencing device used for measuring the rotating turns of the impeller. The impeller is arranged in the shell through a bearing and evenly provided with fan blades. The sensing device comprises a magnetic induction body and a magnetic induction sensor, wherein the magnetic induction body is arranged on the impeller, the magnetic induction sensor is arranged on the shell and corresponds to the magnetic induction body, and the width of the water inlet is smaller than the width of the fan blades. According to the horizontal axis type sediment runoff gauge, the rotation of the impeller in contact with inlet water is converted into digital signals through electromagnetic induction, and thus the measurement of the runoff volume is achieved; the accurate degree of measurement can be improved by optimizing the structure of the water inlet and the parameter of the fan blades of the impeller, and precision can be improved to 90%. The horizontal axis type sediment runoff gauge can be connected into an existing sediment device to achieve monitoring, and compensate for the defect that an existing sampling device cannot monitor the runoff volume.
Owner:周庆华 +1

Method for making bagged fermented preserved pickled vegetables

The invention discloses a method for making bagged fermented preserved pickled vegetables, belongs to the fields of biological techniques and foods and aims to solve the problems that conventional fermented preserved pickled vegetables are high in production cost, large in salt and waste acid wastewater emission, instable in color and flavor, uncontrollable in fermentation, hard in on-scale standard production, and the like. By adopting the method, steps of raw material pretreatment, sterilization and cleaning, dehydration, mixing, packaging, fermentation and the like are controlled, particularly directly added lactic acid bacterium powder and primary metabolites thereof are added, and parameters and indexes in the making process are controlled, so that the problem of gas generation deterioration caused by massive propagation of heterofermentation microorganisms can be effectively avoided, the color, the flavor, the crispiness and the fullness of fermented preserved pickled vegetablesin bags within the expiration date can be maintained, no wastewater is generated, the vegetables can be directly sold after fermentation is completed, no secondary processing is needed, and cleaning and standard processing and making of fermented preserved pickled vegetables are achieved.
Owner:SICHUAN GAOFUJI BIOLOGICAL TECH

Fault diagnosis information transferring and processing method for normalization management interface of device

The invention provides a fault diagnosis information transferring and processing method for a normalization management interface of a device. The method is applied to a network management system which consists of a network management station (NMS), and main and sub agencies operating on an optical line terminal (OLT) device. The method is characterized by comprising the following steps: detecting the type of a fault generated by the OLT device by the sub agency, and sending a message containing the type of the fault to the main agency; judging the urgency extent of the fault by the main agency, and packaging the fault message into a packet to be sent to the NMS; analyzing the packet by the NMS and processing the fault in a classified way; receiving a responding packet returned by the NMS by the main agency. By the adoption of the method, the defect that the fault management of the OLT device is not reliable is overcome, the transferring effectiveness of the message between the main and the sub agencies is improved, the cost for improving the reliable transferring of the fault notification for a network system is saved, the main agency in the OLT can be ensured to send a fault diagnosis notification to an expected destination without omissions, so that the device can be maintained and managed in time.
Owner:STATE GRID CORP OF CHINA +3

Soft measurement method of flue gas flow in large coal-fired boiler

The invention relates to a large-scale coal-fired boiler smoke gas flow rate soft measuring method. The method is used for measuring the left side draft fan inlet smoke gas pressure pLi(kPa) of a large-scale coal-fired boiler, the left side draft fan outlet smoke gas pressure pLo (kPa) of the large-scale coal-fired boiler, the local atmospheric pressure pact (kPa), the left side draft fan inlet smoke gas temperature tL (DEG C), the right side draft fin inlet smoke gas pressure pRi (kPa), the right side draft fan outlet smoke gas pressure pRo (kPa) and the right side draft fan inlet smoke gas temperature tR (DEG C) in real time, and in addition, the draft fan outlet smoke gas flow rate qg is calculated according to the flow rate-pressure characteristics of the draft fan. Compared with the traditional coal-fired boiler smoke gas flow rate measuring method, the method provided by the invention has the advantages that the reliability is high, the measurement accuracy is good, the dynamic response speed is high, the implementation cost is low, the maintenance is simple, and the like.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Human face recognition method and device based on artificial intelligence, electronic equipment and medium

The invention relates to artificial intelligence, and provides a face recognition method and device based on artificial intelligence, electronic equipment and a medium. The method comprises the stepsof extracting a to-be-recognized image and determining a face area; extracting facial feature information points, constructing a three-dimensional face image of the to-be-recognized image based on theface feature information points; extracting a plurality of target features from the three-dimensional face image, calculating the similarity between the plurality of target features and configurationfeatures in a configuration library, according to the face recognition method and device, multiple face images at multiple angles do not need to be obtained through camera equipment, the target usercan be determined only through one face image, equipment resources are saved, meanwhile, the face recognition efficiency is improved, and the face recognition precision can also be improved. In addition, the invention also relates to a blockchain technology, and the three-dimensional face image is stored in a blockchain.
Owner:CHINA PING AN LIFE INSURANCE CO LTD

Flange pipeline butt joint design method and system

The invention discloses a flange pipeline butt joint design method and system. The method comprises the steps pf using a binocular camera for obtaining an image of the position, needing butt joint design, of a pipeline; extracting feature point space coordinates and feature sizes of a pipeline connection tail end and contour information of a middle butt-joint obstacle from the image; determining apipeline standard and a production specification of the middle butt joint pipe; determining the center positions of a flange face of a flange plate and array holes in the flange face through space coordinates of feature points, the inner diameter, the outer diameter, the thickness and the diameter of the array holes of the flange plate are determined through feature sizes, and determining a buttjoint space area of a middle butt joint pipe through contour information of a middle butt joint obstacle; finally, generating a middle butt joint pipeline model according to the pipeline standard andthe production specification of the middle butt joint pipe. The binocular vision technology and the pipeline butt joint design are combined, the field space information utilization rate, the design precision and the design efficiency are remarkably improved, and the problems that a traditional profiling method is inconvenient to operate and has safety risks are solved.
Owner:WUHAN INSTITUTE OF TECHNOLOGY +1
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