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40results about How to "Calculation data is accurate" patented technology

Human body health monitoring system based on Internet of things and monitoring method for human body health monitoring system

The invention discloses a human body health monitoring system based on the Internet of things and a monitoring method for the human body health monitoring system, and relates to a human body health monitoring system based on a sensor and the Internet of things. The human body health monitoring system comprises a service end and monitoring equipment, wherein the service end is provided with a server; a monitoring service unit and a client management unit are arranged on the server; a calling center module is arranged in the client management unit; the monitoring equipment and the service end transmit information through the Internet of things; an acceleration sensor, a camera and a monitoring client unit are arranged on the monitoring equipment; the monitoring client unit comprises an information preprocessing part, a food information processing part and an information transmission part; the food information processing part is provided with a food information database; the acceleration sensor transmits motion waveform information of monitoring equipment holder to the monitoring equipment; the information transmission part transmits processed information to the server of the service end; the monitoring service unit sends healthy diet data back to the monitoring equipment; and the client management unit stores information data of users.
Owner:黄鹏

Simulation experiment device system for porous medium microscopic seepage

The invention discloses a simulation experiment device system for porous medium microscopic seepage, which mainly comprises a precise injection pump, a high pressure container, a camera acquisition system, a microscope imaging system, a microscopic model simulation device, an automatic metering system, a back pressure control device, and a computer image processing system; the precise injection pump is connected with the microscopic model simulation device through the high pressure container; the camera acquisition system and the microscope imaging system are disposed above the microscopic model simulation device; both the camera acquisition system and the microscope imaging system are connected with the computer image processing system; the microscopic model simulation device is also connected with the automatic metering system through the back pressure control device; a constant temperature control system is disposed below the microscopic model simulation device; the automatic metering system is also independently connected with the computer image processing system. The simulation experiment device system can realize visual observation of the flowing phenomenon of multi-phase fluid in a porous medium, and the interaction between the fluid and the porous medium, realize more thorough automation of the experiment, and provide more accurate experiment data.
Owner:CHINA PETROLEUM & CHEM CORP +1

Novel water metering method for open channel based on multi-point water level

The invention discloses a novel water metering method for an open channel based on multi-point water level. The invention discloses a water level detecting method based digital image processing, wherein a traditional water gauge is used to simulate a principle that a worker gathers the water level data, so that real-time colour image data of the water gauge is acquired by a camera head; a modern intelligent digital image processing technology is used to divide out a waterline, and the practical water level data is acquired by calculating; finally, the overflowing amount in the open channel iscalculated according to a manning formula. The overflowing amount in the open channel can be quickly, simply and real-time reflected by simulating the principle that the worker gathers the water level data, and employing the camera head and the image processing software. The hardware related by the method is only the camera head and a computer, thus the installation is simple, and the maintenanceis easy.
Owner:武汉联宇技术股份有限公司

Two-side cooling and evaporation coupling calculation method for liquid metal spiral tube steam generator

The invention discloses a two-side cooling and evaporation coupling calculation method for a liquid metal spiral tube steam generator. The method comprises the following steps: establishing a spiral tube steam generator computational domain prototype geometric model; meshing each part in the spiral tube steam generator computational domain model to obtain a mesh model of each part, and setting boundary conditions; setting an interface of each part in the spiral pipe steam generator computational domain as a grid interface to realize splicing of grids of each part; importing the physical property of the liquid metal according to a turbulence Pr number correction relational expression; carrying out reasonable initialization and boundary condition correction; and carrying out steam evaporation, lead bismuth condensation and coupled flow heat transfer calculation of a pipe wall solid region in all regions including a solid region and a grid model range of a shell side fluid region and a pipe side fluid region of the spiral pipe steam generator.
Owner:XI AN JIAOTONG UNIV

Pressurized water reactor containment vessel two-side condensation and evaporation coupling calculation method

The invention discloses a pressurized water reactor containment vessel two-side condensation and evaporation coupling calculation method. The method comprises the following steps: establishing a pressurized water reactor containment vessel computational domain simplified geometric model; performing grid generation on each part in the pressurized water reactor containment vessel computational domain model to obtain a grid model of each part; setting an interface of each part in a calculation domain of the pressurized water reactor containment as a grid interface to realize splicing of grids ofeach part; performing steam condensation calculation in the range of the fluid domain grid model in the containment vessel; calculating the temperature distribution in the solid domain of the containment body structure through the heat conduction relational expression; and calculating a flow field and a temperature field of a liquid film in an external fluid domain of the containment vessel by adopting a liquid film model.
Owner:XI AN JIAOTONG UNIV

Test bench for prestressed anchor cable anchorage

InactiveCN101762423AAnalysis and Prediction of Safe Service LifeSolve static load tensionMachine part testingMaterial strength using tensile/compressive forcesFatigue loadingPull force
The invention discloses a test bench for a prestressed anchor cable anchorage, which comprises a static load hydraulic pump station, a fatigue load loaded power source device, a test bench clamping device, a data detecting instrument and a computer; when the static load hydraulic pump station is started, a pull force is generated to the prestressed anchor cable anchorage by a piston to carry out a static pressure loading test; and when the fatigue load loaded power source device is started, a dynamic pressure is generated by a piston pump to generate a pulsating load with a certain frequency for the piston to carry out a dynamic pressure loading test. The test bench solves the problem of static load pull force and fatigue detection of the anchor cable anchorage and has accurate and visual data through the computation of a computer program, thereby analyzing and predicting the safe service life of the prestressed anchor cable anchorage and performing an important action on effectively reinforcing geotechnical engineering.
Owner:SHANDONG UNIV OF SCI & TECH

Pavement flatness detection device for road and bridge construction

The invention discloses a pavement flatness detection device for road and bridge construction, and relates to the field of road and bridge construction. The pavement flatness detection device for roadand bridge construction comprises a to-be-detected ground and a support plate, supporting strip blocks are fixedly connected to the two sides of the bottom of the support plate, a supporting flat plate is fixedly connected to the bottoms of the supporting strip blocks, supporting columns are fixedly connected to the two sides of the bottom of the supporting flat plate, and a reinforcing mechanismcorresponding to the to-be-detected ground is arranged on the supporting flat plate. A rubber block is attached to the to-be-detected ground, a sliding plate is slidably connected to the upper surface of the support plate, a power mechanism corresponding to the support plate is arranged on the sliding plate, a hollow cylinder is fixedly connected to the top of the sliding plate, an inner cavity is formed in the hollow cylinder, a lifting block is slidably connected into the inner cavity of the hollow cylinder, and an abutting spring is arranged in the inner cavity of the hollow cylinder. Thepavement flatness detection device for road and bridge construction is convenient to use for detecting the flatness of the to-be-detected ground, is not easy to damage, and is low in use cost.
Owner:尚福涛

Method for computing equivalent Poisson ratio of concave honeycomb structure

The invention discloses a method for computing an equivalent Poisson ratio of a concave honeycomb structure. The method for computing the equivalent Poisson ratio of the concave honeycomb structure comprises the following steps: computing a deformation delta 1 of a honeycomb cell wall so as to acquire a strain epsilon 1 of the honeycomb cell wall; and computing a deformation delta 2 of the honeycomb cell wall so as to acquire a strain epsilon 2 of the honeycomb cell wall, and then computing the equivalent Poisson ratio of the honeycomb structure through above data and a Poisson ratio formula. In the method of computing the equivalent Poisson ratio of the concave honeycomb structure, the strain epsilon 1 of the honeycomb cell wall is acquired by computing the deformation delta 1 of the honeycomb cell wall, the strain epsilon 2 of the honeycomb cell wall is acquired by acquiring the deformation delta 2 of the honeycomb cell wall, and then the equivalent Poisson ratio of the honeycomb structure is computed through the Poisson ratio formula. Compared with the prior art, the computing method is simple, and the computed data is accurate through the adoption of the computing method disclosed by the invention.
Owner:CHINA AIRPLANT STRENGTH RES INST

Servo fly-shear control method based on novel control platform

The invention discloses a servo fly-shear control method based on a novel control platform. The method comprises a hardware part and a software part, firstly, a novel-generation high-performance PLC is configured to be responsible for the logic control of the whole set of devices, the PLC servo control process is used for the servo control, and a servo controller in an old system is replaced; secondly, the Profinet network is adopted between the hardware equipment, all the servo electrical encoders and main transmission motor encoders also adopt the Profinet network, the TCP / IP protocol is implemented, the data transmission rate is increased, and the inherent scanning cycle is shortened; and finally, a novel detecting measure is established to optimize the software, the calculation date can be more accurate, and the shear accuracy is improved.
Owner:MCC HUATIAN NANJING AUTOMATION ENG

Fluid-solid coupling method for opening process of pressure release valve of pressure stabilizer

The invention discloses a fluid-solid coupling method for the opening process of a pressure release valve of a pressure stabilizer. The fluid-solid coupling method comprises the following steps: establishing a simplified geometric model of a safety valve of the pressure stabilizer; respectively carrying out mesh generation on the solid region and the fluid region of the safety valve of the voltagestabilizer to obtain a mesh model of each part; controlling the stress state of the valve to be changed from a closed state to an open state through a user-defined function; carrying out steam flow characteristic calculation in the pressure stabilizer pressure release valve fluid domain grid model range, and carrying out solid mechanical vibration behavior calculation in the solid domain grid model range; achieving bidirectional coupling calculation of the same time step length of the mechanical behavior and the grid displacement through a fluid-solid coupling platform; and adopting a fluid-solid coupling platform is adopted to achieve dynamic flow field analysis inside the pressure release valve of the pressure stabilizer and mechanical behavior analysis of a solid region.
Owner:XI AN JIAOTONG UNIV

Online graphite boat deformation detection system and deformation detection method

The invention discloses an online graphite boat deformation detection system and a deformation detection method. The detection system comprises a graphite boat conveying module, a laser measurement module, an analysis processing module and a control module, wherein the control module and the analysis processing module are both arranged on the industrial personal computer, and the control module isin communication connection with the laser measurement module; the graphite boat conveying module is mounted between the PECVD machine table and the automatic wafer loading and unloading machine table and is used for conveying graphite boats; the laser measurement module is installed at any position between the PECVD machine table and the automatic wafer loading and unloading machine table, measures a moving graphite boat in real time, and uploads measurement data to the analysis processing module; the analysis processing module calculates and analyzes the measurement data and obtains a detection result of whether the graphite boat is deformed or not. Full-automatic production is adopted, the laser measurement module and the analysis processing module are additionally arranged, deformation detection is carried out on the graphite boat in operation, the work of manual detection of the graphite boat by regular shutdown is omitted, and the productivity is improved.
Owner:深圳市艾特自动化有限公司

Multi-dimensional management method and system for power grid simulation calculation data

The invention relates to a multi-dimensional management method and system for power grid simulation calculation data. The method includes: storing grid structure data, equipment parameter data and operation mode data; combining the data; providing data service, to be more specific, receiving a user request, analyzing the user request, extracting the data, combining the data, and providing the combined data to a user. By the multi-dimensional management method, available, reliable and accurate calculation data is provided for power grid analysis application, simulation calculation and the like through flexible data version management.
Owner:CHINA ELECTRIC POWER RES INST +1

Experimental device for detecting corn germination rate

InactiveCN111802018AUniform humidityEfficient and even germinationGerminating apparatusDisplay deviceTouch panel
The invention relates to an experimental device for detecting corn germination rate. The experimental device comprises a transparent box body, a transparent box cover and a water absorption plate; thetransparent box cover is placed at the upper end of the transparent box body; the water absorption plate is horizontally placed inside the transparent box body; the water absorption plate is providedwith a plurality of planting holes; the experimental device further includes a touch panel, a micro pressure sensor and a PLC, and the touch panel is placed in the transparent box body; the micro pressure sensor is placed at the upper end of the transparent box cover; the signal input end of the micro pressure sensor is connected to the control panel through a circuit; the PLC is connected with the signal output end of the micro pressure sensor; the PLC is connected with a display; the experimental device further includes an atomizer which is placed at the upper end of the transparent box cover; the transparent box body is internally provided with a tube body; the mist outlet end of the atomizer is connected with the tube body; and a plurality of mist outlet holes are formed in the lowerend part of the tube body. Compared with the prior art, the germination rate detection process is high in degree of automation, the calculation data are accurate, and the convenience is improved; moreefficient and uniform germination of corn seeds is guaranteed; and the detection speed and accuracy are guaranteed.
Owner:LIAONING ACAD OF AGRI SCI

Crack monitoring management system and monitoring management method

The invention discloses a crack monitoring and management system, which comprises a field monitoring and resolving system, a cloud platform computing and management system and a client viewing system;the field monitoring resolving system comprises an intelligent camera and characteristic targets; the characteristic targets are arranged on the two sides of crack, and the intelligent camera recognizes and observes the characteristic targets arranged on the two sides of crack, monitors whether the characteristic targets arranged on the two sides of the crack generate relative displacement or not, resolves relative displacement data x of the characteristic targets arranged on the two sides of the crack, and uploads the relative displacement data x to a cloud platform computing management system; in an initial state, a monitoring person measures the initial cracking distance x1 of a crack and inputs the monitored initial cracking distance x1 of the crack to the cloud platform computing management system through the client viewing system; and in a real-time monitoring state, after the cloud platform computing management system receives the relative displacement data x, input by the intelligent camera, of the characteristic targets on the two sides of the corresponding crack, the cracking degree X = x1 + delta x of the crack is calculated in real time.
Owner:上海同禾工程科技股份有限公司

Multi-streaming media fusion gateway system and implementation method thereof

PendingCN111478977ARealize the nearest calculationImprove node search abilityTwo-way working systemsNetwork connectionsDirect computationData information
The invention discloses a multi-streaming media fusion gateway system and an implementation method thereof. The invention relates to the technical field of information data communication. According tothe invention, the application server controls underlying equipment to call a user through a video telephone; by introducing the edge equipment, direct calculation and analysis of local network distribution information data can be realized, nearby calculation of power equipment is realized, and by adopting the ASON management platform, the node search capability of the ASON is improved, and the network operation mode in the conventional technology is improved. A PageRank calculation unit is adopted to carry out uninterrupted iterative operation, stable network data information is output, anda feature vector equation and a matrix equation are utilized to enable calculation data to be more accurate, so that the optimization capability of the multi-layer ASON network is improved, network resources are saved, and the utilization rate of network information is improved. The invention also adopts a streaming media service fusion method based on portal fusion, and the bandwidth utilizationrate is improved under the condition of a large number of users and the condition of parallel communication of multiple pieces of network information.
Owner:武汉群宇科技有限公司

Double hydraulic cylinder flow compensation synchronous erection device and control method thereof

The invention relates to a double hydraulic cylinder flow compensation synchronous erection device and a control method thereof. The double hydraulic cylinder flow compensation synchronous erection device is mainly composed of hydraulic cylinders, piston rods, an oil pump, servo valves, an oil tank, displacement sensors, controllers, an overflow valve, a computer and the like. The first displacement sensor and the second displacement sensor detect the displacement of the first piston rod and the second piston rod, a detection result is converted through an AD converter, data are transmitted tothe computer, the difference between the displacement of the first displacement sensor and the displacement of the second displacement sensor is calculated by the computer, and the result is sent tothe first controller and the second controller through a DA converter; according to the displacement difference of the first piston rod and the second piston rod, the size of valve elements of the first servo valve and the second servo valve is adjusted many times, so that the flow of the valve elements of the first servo valve and the second servo valve can be changed till the displacement difference of the first piston rod and the second piston rod is zero. The double hydraulic cylinder flow compensation synchronous erection device and the control method thereof solve the problems that a flow dividing synchronous device is poor in eccentric load resisting capacity, low in synchronizing precision and poor in reliability, improve the synchronizing precision and the responding speed, and improve safety and stability.
Owner:HARBIN UNIV OF SCI & TECH

Automatic equipment state evaluation monitoring device based on fuzzy AHP theory

ActiveCN107168291ARealize digital quantitative evaluationRealize computingElectric testing/monitoringTransformerVia device
The invention discloses an automatic equipment state evaluation monitoring device based on the fuzzy AHP theory. The device comprises an equipment state fuzzy comprehensive evaluator and an intelligent mobile equipment monitoring device. The equipment state fuzzy comprehensive evaluator is connected with the intelligent mobile equipment monitoring device through a control hall wireless communication device. The intelligent mobile equipment monitoring device comprises a vehicle body, a slewing bearing, a slewing motor component, a monitoring arm component, first, second, third and fourth overturn-preventing components, first and second rotary motors, an axle component, first, second, third and fourth lighting lamps, first and second obstacle avoidance devices and a control unit. The equipment state fuzzy comprehensive evaluator can be suitable for various types of equipment of the transformer substation, accurate data can be provided through the intelligent mobile equipment monitoring device and information is received through a movement controller without manual operation so that unmanned mobile intelligent monitoring can be realized.
Owner:GUIZHOU POWER GRID CO LTD

Data processing method based on new energy automobile index analysis

The invention discloses a data processing method based on new energy automobile index analysis, solves the problem that an existing power consumption rate calculation method cannot well reflect the use condition of a battery, and belongs to the field of vehicle monitoring platform data analysis. The method comprises the steps that a monitoring platform obtains the hundred-kilometer power consumption rate of a vehicle through obtained data and a power consumption rate calculation model, wherein the power consumption rate calculation model is shown in the description, W represents the hundred-kilometer power consumption rate, [sigma][delta]Q represents the accumulated hundred-kilometer power consumption value, V represents the terminal collection frequency, G represents the vehicle self-weight base number, g represents the load, T1 represents the environment temperature, T2 represents the battery temperature, and a represents an attenuation coefficient. According to the method, parameters required by index analysis of the new energy vehicle are perfected, including the influence of the vehicle-mounted weight index and the battery temperature on the operation index, and correspondingcoefficients are added to the model for adjustment, so that more accurate calculation data is obtained.
Owner:AEROSPACE HI TECH HLDG GROUP

Method for accurately controlling starting process of direct-current torque motor

The invention discloses a method for accurately controlling the starting process of a direct-current torque motor, and aims at the problem of large starting torque of the direct-current torque motor. The method comprises firstly, the starting position angle of the motor is determined according to various performance indexes of a system, then whether the motor is started or not is judged, and if not, a master command is controlled to adopt proportional and integral output; meanwhile, a selection method of proportion and integral parameters is given; amplitude limiting processing is carried out on the control master command; and finally, after the motor is started, the motor is controlled to rotate at a stable speed through fixed master command output. The method can be used to effectively ensure that the direct-current torque motor is normally started within the specified time, and the system reliability is improved. The method has the advantages of being simple in implementation method, accurate in calculation data, effective in engineering practice and the like.
Owner:HEBEI HANGUANG HEAVY IND

Method for determining real-time higher and lower calorific values of fuel gas in gas turbine power plant

The invention discloses a calculation method for determining real-time higher and lower calorific values of fuel gas in a gas turbine power plant. Physical attributes of the fuel gas in the gas turbine power plant are acquired in real time, and actual higher and lower calorific values of current fuel gas are calculated, so that necessary reference and supplementation are provided for laboratory value analysis of the fuel gas calorific values of the gas turbine power plant, more accurate calculation data is provided for consumption difference analysis of heat consumption, gas consumption and the like of the power plant, and the refined management level of the power plant is improved.
Owner:国电投(珠海横琴)热电有限公司 +1

A charging pile metering calibration device

The invention relates to a metering and verification device for a charging pile. The metering and verification device for a charging pile includes a main body of the charging pile and a controller. The main body of the charging pile is connected to the controller. The controller includes an MCU, a storage module, a communication module, and a power meter Module, analog-to-digital converter, current measurement module and voltage measurement module, in which the MCU is bidirectionally connected to the storage module and the communication module; the current measurement module and the voltage measurement module are both connected to the main body of the charging pile to detect the charging current and charging voltage of the main body of the charging pile, and the current The signal output terminals of the measurement module and the voltage measurement module are connected to the analog signal input terminal of the analog-to-digital converter. The digital signal output terminal of the analog-to-digital converter is divided into two channels, one is input to the power measurement unit, and the other is input to the MCU. The signal output end of the metering unit is connected to the signal input end of the MCU; the invention can verify the power metering of the charging pile, and connect to a remote server to assist in calculation, so as to obtain accurate calculation data.
Owner:安徽天鹏电子科技有限公司

Charging pile metering verification device

The invention relates to a charging pile metering verification device. The charging pile metering verification device comprises a charging pile main body and a controller, the charging pile main bodyis connected with the controller, the controller comprises an MCU, a storage module, a communication module, a power metering module, an analog-to-digital converter, a current measurement module and avoltage measurement module, wherein the MCU is in two-way connection with the storage module and the communication module; the current measurement module and the voltage measurement module are both connected with the charging pile main body for detecting the charging current and the charging voltage of the charging pile main body, signal output ends of the current measurement module and the voltage measurement module are both connected with an analog signal input end of the analog-to-digital converter, a digital signal output end of the analog-to-digital converter is divided into two paths, one path is input to a power metering unit, the other path is input o the MCU, the signal output end of the power metering unit is connected with a signal input end of the MCU; and the charging pile metering verification device provided by the invention can verify the power metering of a charging pile and is connected to a remote server to assist in calculation to obtain accurate calculation data.
Owner:安徽天鹏电子科技有限公司

Battery pack impedance detection method and device

The embodiment of the invention discloses a battery pack impedance detection method and device, and the method specifically comprises the steps: injecting an AC signal into a negative electrode of a battery pack when the battery pack is in a static state, and obtaining a voltage signal of each battery cell under the action of the AC signal; for any battery cell, determining the first resistance of the battery cell according to the injected alternating current signal and the voltage signal corresponding to the battery cell; when the battery pack is in a dynamic state, obtaining the dynamic voltage and the dynamic current of the battery cell in the dynamic state, and determining the second resistance of the battery cell according to the dynamic voltage, the dynamic current and the static voltage; and then, carrying out filtering fusion on the first resistor and the second resistor, and obtaining an accurate resistance value of the battery cell through filtering iteration. Namely, when the battery pack is in a dynamic state, the real-time performance is high; in a static state, the reliability is high. Two calculation results obtained through calculation in the two states are subjected to filtering iteration at the same time, so that the accurate resistance value of the battery cell is obtained, and accurate calculation data are provided for calculating the remaining capacity and the health degree of the battery.
Owner:SAIC MOTOR

Waterlogging depth detection alarm

The present invention provides a waterlogging depth detection alarm. The waterlogging depth detection alarm comprises an alarm display device and a sensor device. The alarm display device comprises ahousing, the housing is internally provided with a control circuit board, a storage battery, an alarm device and a wireless communication device; the housing of the housing is provided with a display,and the top portion of the housing is provided with a solar photovoltaic panel; the sensor device comprises a sensor housing which is provided with a water sensor and a wave height sensor; the watersensor and the wave height sensor are connected with the control circuit board; the solar photovoltaic panel is connected with the control circuit board which is connected with the storage battery, the alarm device, the wireless communication device and the display. The waterlogging depth detection alarm is reliable in work, energy-saving and environmentally friendly, accurate in computing data and simple and reasonable in structure, has good warning and prompting functions and has high practical values.
Owner:CHENGDU CAIZHI SHENGYOU TECH LLC

Double hydraulic cylinder flow compensation synchronous erecting device and its control method

The invention relates to a double hydraulic cylinder flow compensation synchronous erection device and a control method thereof. The double hydraulic cylinder flow compensation synchronous erection device is mainly composed of hydraulic cylinders, piston rods, an oil pump, servo valves, an oil tank, displacement sensors, controllers, an overflow valve, a computer and the like. The first displacement sensor and the second displacement sensor detect the displacement of the first piston rod and the second piston rod, a detection result is converted through an AD converter, data are transmitted tothe computer, the difference between the displacement of the first displacement sensor and the displacement of the second displacement sensor is calculated by the computer, and the result is sent tothe first controller and the second controller through a DA converter; according to the displacement difference of the first piston rod and the second piston rod, the size of valve elements of the first servo valve and the second servo valve is adjusted many times, so that the flow of the valve elements of the first servo valve and the second servo valve can be changed till the displacement difference of the first piston rod and the second piston rod is zero. The double hydraulic cylinder flow compensation synchronous erection device and the control method thereof solve the problems that a flow dividing synchronous device is poor in eccentric load resisting capacity, low in synchronizing precision and poor in reliability, improve the synchronizing precision and the responding speed, and improve safety and stability.
Owner:HARBIN UNIV OF SCI & TECH

A fluid-solid coupling method for the opening process of the regulator pressure relief valve

The invention discloses a fluid-solid coupling method for the opening process of a pressure relief valve of a voltage stabilizer, which comprises the following steps: establishing a simplified geometric model of the safety valve of the voltage stabilizer; performing grids on the solid area and the fluid area of ​​the safety valve of the voltage stabilizer respectively Divide to obtain the grid model of each part; control the force state of the valve from closed to open through user-defined functions; calculate the steam flow characteristics within the scope of the regulator pressure relief valve fluid domain grid model, solid domain network The vibration behavior of solid mechanics is calculated within the scope of the lattice model; the two-way coupling calculation of the mechanical behavior and grid displacement at the same time step is realized by the fluid-solid coupling platform; the dynamic flow field inside the pressure relief valve of the regulator is realized by using the fluid-solid coupling platform Analysis and analysis of mechanical behavior of solid regions.
Owner:XI AN JIAOTONG UNIV
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