30results about How to "Expand the scope of the experiment" patented technology

The invention discloses a virtual-actual fusion industrial engineering comprehensive experiment system. The virtual-actual fusion industrial engineering comprehensive experiment system comprises an enterprise resource planning (ERP) module, a manufacturing execution system (MES) and a production module. The ERP module is used for making operational plans of products, sending the operational plans to the MES, determining needed material according to the operational plans, making corresponding material distribution plans, and distributing the material distribution plans to the production module. The MES is used for judging whether the production module has corresponding production technology according to the operational plans, if yes, the MES controls the production module to carry out process and production on the distributed materials according to the production technology; and if not, the MES is used for calling virtual simulation information in the ERP module to simulate a production process of the products in the production module, wherein the MES is further used for carrying out quality data analysis and production performance analysis on the products after the products are produced. By means of the virtual-actual fusion industrial engineering comprehensive experiment system, experiment ranges are enlarged, and development cost of the experiment system is reduced.

The invention discloses a gas discharge experiment instrument, which is characterized by comprising an adjustable voltage source, a vacuum pump, a set of experiment vacuum tubes fixedly arranged on a bracket and a multipass connector arranged in a vacuum-pumping circuit, wherein electrodes at two ends of the vacuum tubes are arranged at a voltage output end of the adjustable voltage source in parallel; a main interface of the multipass connector is communicated with a vacuum-pumping port of the vacuum pump so as to form a vacuum-pumping main channel, and branch interfaces of the multipass connector are communicated with vacuum-pumping ports of the vacuum tubes in a one-to-one correspondence mode through corrugated tubes so as to form vacuum-pumping branch channels; and the set of the experiment vacuum tubes are vacuum tubes of the same type or of different types selected according to settings. According to the invention, a plurality of vacuum tubes are arranged on the same experiment device, the selected vacuum tubes are different in electrode materials, or electrode shapes or different types of discharge gas, and different gas discharge experiments are carried out continuously, thereby greatly saving the experiment field and the equipment cost.

The invention discloses a physical mechanics experiment operating table and a working mode thereof. The physical mechanics experiment operating table structurally comprises a first experiment operating mechanism, an experiment partition plate, a second experiment operating mechanism, a third experiment operating mechanism, a checkered experiment plate, a piezoelectric sensor, infrared ranging sensors, a placement box, a transparent plate, a base, a first storage drawer, an idler pulley guiding wheel, a rubber suction cup, a second storage drawer, an operating table body, a first plate clamp, athird storage drawer and second plate clamps. The physical mechanics experiment operating table is a device for a physical mechanics experiment set,integrated device a user can conduct parts of physical mechanics experiments on the physical mechanics experiment operating table, wherein the physical mechanics experiments include a typical 'parallelogram rule' experiment, a typical 'spring' experiment and a typical 'momentum conservation' experiment; and the experiment devices of the 'parallelogram rule' experiment, the 'spring' experiment and the 'momentum conservation' experiment are combinedinto a whole through scientific distribution, the 'parallelogram rule' experiment, the 'spring' experiment and the 'momentum conservation' experiment are independent of one another, and do not interfere with one another during doing the experimentwhen conducted, and the three experiments can be conducted simultaneously through the unique design.

The invention discloses a method and a device for realizing regional AB experiment management based on an algorithm. The method comprises the following steps: creating an experiment, receiving initialexperiment configuration, and generating an experiment ID; when each language access SDK starts an application, pulling the configuration of all experiment IDs used by the application configuration through an API and storing the configuration in a file system, and pulling new experiment configuration from the API periodically; performing experimental calculation according to the user access information, returning to the access application to use the scheme A or the scheme B currently, and recording and storing the scheme used by the user ID; sending the recorded information to a data analysisplatform through a log collection system, and displaying an analysis result and experimental index data through a visualization platform. After the functions are online, developers do not need to intervene in operation, one application supports parallel operation of a plurality of experiments, the plurality of applications can share the same experiment, and services are not affected by faults ofan API system.

The invention discloses a liquid-solid two-phase pulsating flow heat transfer property experiment device. A liquid storage barrel of the liquid-solid two-phase pulsating flow heat transfer property experiment device is immersed into a pipe side fluid thermostatic water bath, a liquid outlet of the liquid storage barrel is connected with an inlet of a capillary stainless steel tube through a pipeline where a peristaltic pump and a first thermoelectric couple are arranged, the capillary stainless steel tube wholly penetrates through a quartz glass tube, and an outlet of the capillary stainless steel tube is connected with a return liquid opening of the liquid storage barrel through a pipeline where a second thermoelectric couple, a first flow meter and a circulation water pump are arranged; a liquid outlet of the quartz glass tube is connected with a return liquid opening of the quartz glass tube through a pipeline where a casing side fluid thermostatic water bath, a centrifugal pump and a second flow meter are arranged, the liquid outlet of the quartz glass tube is provided with a fourth thermoelectric couple, and the return liquid opening of the quartz glass tube is provided with a third thermoelectric couple; the liquid inlet side and the liquid outlet side in the quartz glass tube of the capillary stainless steel tube are respectively connected with a differential pressure transmitter, and the differential pressure transmitter is connected with a frequency converter; the first thermoelectric couple, the second thermoelectric couple, the third thermoelectric couple, the fourth thermoelectric couple, the first flow meter, the second flow meter and the differential pressure transmitter are uploaded to a computer through a data collecting panel; the frequency converter is controlled by the computer. The two-phase pulsating flow heat transfer property experiment device can simulate different pulsation working condition situations by adjusting the output frequency of the peristaltic pump, so that an experiment range of the experiment device is widened.

The invention relates to a remote experiment system which is capable of performing a complex experiment without letting people to go inside the laboratory. The remote experiment system comprises a user client, a service terminal and an interface chip circuit. The user client is used for inputting experiment information, transmitting experiment information to the service terminal and checking the experiment result. The service terminal is in communication connection with the user client and is used for transmitting control information to an interface chip circuit according to the experiment information; the interface chip circuit is in communication connection with the service terminal and is used for generating an experiment circuit according to the control information, performing the experiment and transmitting the experiment result to the service terminal after the experiment is finished; and the service terminal transmits the experiment result to the user client terminal. The user client is adopted to control the remote experiment, the user can perform the experiment without going into the laboratory. Besides, the remote experiment system adopts the interface chip circuit, so that complex experiments can be performed because the interface chip can generate multiple types of the experiment circuits.

The invention discloses a method for screening shade-tolerant ground cover plants. The method includes the steps of experimental nursery selection, test block division, plant material preparation, planting, shading, management and shade tolerance evaluation. According to the method, a batch of cutting seedlings consistent in growth vigor are subjected to cuttage to serve as screening experiment materials, so that experiment errors caused by difference between plant material individuals are reduced, and influences of factors except the illumination factor are reduced. In four simulated naturalshading environments, a simple, scientific and accurate method is used for shade tolerance testing of 30 kinds of wild ground cover plants, the number of shade tolerance types of the plants is four, 17 kinds of plants with high shade tolerance are screened, the experiment range is large, data is reliable, and the screening efficiency is improved. The method for screening the shade-tolerant groundcover plants is high in practical value, the shade tolerance type of the plants can be know easily, and then the method is beneficial to introduction, wide cultivation and application of the ground cover plants.

The invention discloses an experimental device and method for researching flow heat exchange characteristics of ultrahigh-temperature rare gas. The device comprises a gas loop consisting of a gas storage bottle group, a heating experimental section, a cooling experimental section, a gas-water heat exchanger, a high-pressure gas pump, a vacuum pump, a gas pipeline and a valve on the pipeline, a cooling oil loop consisting of an oil storage tank, an oil pump, an oil-water heat exchanger, an oil pipeline and a valve on the pipeline, and a cooling water loop consisting of a water tower, a water pump, a water conveying pipeline and a valve on the pipeline. The device is used for simulating the flowing heat exchange characteristics of rare gas in an ultrahigh-temperature gas reactor. The experiment loop adopts a high-pressure gas pump, a heating experiment section and a cooling experiment section are arranged at the same time, according to the experimental device, experimental study on heating flow heat exchange characteristics and experimental study on cooling flow heat exchange characteristics of the high-temperature rare gas in different states are achieved, the device can bear the working condition of the ultrahigh-temperature rare gas, meanwhile, the economical efficiency of the experimental device is considered, the experimental process is easy to operate, and an experimental loop has safety and reliability.

The invention discloses an integrated mechanics experiment apparatus comprising a shell, a top plate, and an experimental support plate. Two ends of the experimental support plate are in hinge joint with a first support plate and a second support plate; a sixth axis body and a second axis body are installed at the other ends of the first support plate and the second support plate; and the sixth axis body and the second axis body can drive the first support plate and the second support plate to exert upward support forces on the experimental support plate. Besides, the experimental support plate is also fixed with one end of a tape; and the value of an L3 can be read by using the tape. In addition, the invention also discloses an experiment method based on the experiment apparatus. The apparatus has comprehensive functions and is capable of carrying out various mechanics experiments. The dimension of the tape can be read in real time and thus the key numerical values can be provided for follow-up mechanical calculation, so that students can carry out experiments and calculation thoroughly and thus the teaching effect is improved. With the experiment method, demonstration, parameter collection and calculation of various mechanical phenomena can be realized; and on the basis of practical operation, testing, and calculation, the mastery of related mechanical knowledge by students can be enhanced.

The invention discloses a leakage measurement system, and the system comprises a workbench, a debugging frame, and a test group. The debugging frame is provided with a clamping group for clamping a product, and the test group is provided with a first test head and a second test head. The first and second test heads are slidingly disposed at two ends of the debugging frame, and the first and secondtest heads are respectively connected to a water control group, and the water control group is used for testing and detecting the product. The system is provided with the debugging frame for adjusting the clamping position, and the debugging frame is provided with the first and second test heads. The first and second test heads can slide on the debugging frame, so as to adapt to tubular sealing parts with different lengths. The first and second test heads are respectively connected to the water control group, and the water control group is provided with a pressure releasing loop and a pressurizer. The pressurizer can be used for effectively enlarging the experiment range of the water pressure measurement, and the pressure releasing loop can effectively achieve the reuse of the redundant pressure water.

The invention discloses a small device capable of simulating environmental temperature and humidity. The device comprises an air channel, a fan, a temperature and humidity acquisition component, a temperature adjusting component, a humidity adjusting component, a flow equalization device, an electronic precision scale and a wet source. The device comprises a testing pipeline and a functional pipeline, the testing pipeline and an auxiliary device of the testing pipeline include the flow equalization device, the temperature and humidity acquisition component, the wet source and the electronic precision scale and are mainly used for measuring the temperature and the humidity of artificial environments by the aid of the temperature and humidity acquisition component, and the functional pipeline includes the fan, the temperature adjusting component and the humidity adjusting component and is mainly used for facilitating wet air in the air channel to circulate and adjusting the temperature and the humidity of circulating air in the air channel. By the aid of the scheme, the small device solves the problem that a measuring result is inaccurate as the environments with low humidity and the static air environments are difficultly adjusted and the humidity removal intensity of a humidity removal component is excessively high in an existing small artificial environment temperature and humidity simulating device.

The invention provides an assembled fireproof experimental furnace and a fireproof experimental system containing the same. The fireproof experimental furnace comprises a base, a furnace body, a steelframe structure, a burner device and a high-temperature-resistant camera device. The base is arranged below the furnace body, a first exhaust flue is arranged in the inner space of the base, the furnace body is formed by splicing a plurality of ceramic fiber zirconium shield special-shaped pieces, and the burner device and the high-temperature-resistant camera device respectively provide combustion and camera shooting functions for the furnace body through reserved holes in the ceramic fiber zirconium shield special-shaped pieces. The steel frame structure comprises a first steel frame structure and a second steel frame structure, the first steel frame structure is connected and fixed to the multiple ceramic fiber zirconium shield special-shaped pieces, the second steel frame structure isarranged at the periphery of the furnace body, the integral strength of the furnace body is enhanced, and a furnace cover is supported.

The invention discloses a multifunctional urban traffic tunnel fire disaster fume diffusion model experimental device which consists of a frequency conversion fan, an arch main tunnel, a branch tunnel, a fume discharge flue, a fire source mobile car, a gradient regulating device and a water sprinkler system; the frequency conversion fan is connected with the front end of the arch main tunnel through a blind plate; the fume discharge flue is connected with the rear end of the arch main tunnel; one end of the main tunnel is fixed on a support frame, and the other end of the main tunnel is supported by a lifting jack so that the gradient of the main tunnel can be adjusted; the mobile car equipped with a combustion cell can slide in the tunnel, thereby changing the position of the fire source; corresponding water spraying quantity can be provided for fire disasters with different fire source powers through controlling the water spraying; when a multiple-passageway tunnel fire disaster experiment is carried out, the branch tunnel and the main tunnel can be connected; and when a special longer tunnel fire disaster experiment is carried out, the arch main tunnel can be lengthened. The device not only can simulate the influences of different gradients, fire source powers, longitudinal ventilation wind speeds and water spraying on fume motion of tunnels, also can simulate multiple-passageway and special longer tunnel fire disasters and has a wide application scope; furthermore, the device is simple in structure, and is convenient to operate.

The invention discloses a multi-medium coupling variable-temperature pressure corrosion test device and a test method. The device mainly comprises a pressure control system, a temperature control system, a medium box, a driving motor, a pressure pump, a condenser, a pressure gauge, a connecting pipe, a sample cylinder, a measuring cylinder and a frame, a medium box, a driving motor, a pressure pump and a pressure gauge in the frame I are connected in sequence, and the pressure pump and the pressure gauge are connected with a pressure control system; the temperature control system is connected with the heating wire, the temperature sensor and the condenser in the medium box at the same time; the water inlet interface on the sample cylinder in the frame II is connected with the medium box through a connecting pipe; and the measuring cylinder is positioned below the water outlet interface below the sample cylinder. According to the device, the type, temperature and pressure of a corrosion medium can be regulated and controlled at the same time; the 316 stainless steel solution device can be used for containing various erosion media such as acid, alkali and salt, so that the simulation experiment range is enlarged; the device can be used for rapidly and accurately evaluating the corrosion resistance of the concrete.

The invention discloses a three-coordinate four-degree-of-freedom diffracted light intensity measuring platform, comprising a base, an X-axis mechanism, a Y-axis mechanism, a Z-axis mechanism, a rotating mechanism and a light intensity detector, wherein the X-axis mechanism is installed on the base, the Y-axis mechanism is installed on the X-axis mechanism, the Z-axis mechanism is installed on the Y-axis mechanism, the rotating mechanism is installed on the Z-axis mechanism, and the light intensity detector is installed on the rotating mechanism. The platform can be used for measuring the spectra of optical axis deflection caused by a diffraction element, overcomes the defects of traditional diffraction measurers, improves the measuring accuracy and precision relative to manual adjustment under the control of an upper computer, can be applied to teaching demonstration and experimental study, and brings great help to education practice and scientific research.

The invention discloses an ERP module for teaching of an industrial engineering specialty. The ERP module comprises a basic modeling module, a plan management module and an inventory management module. The ERP module can be used for making the production operation plan of the product, determining the required materials according to the production operation plan and making the corresponding material distribution plan, and delivering to the production module. By adopting the ERP module disclosed by the invention, the range of the experiment is enlarged, and the development cost of the experimentsystem is reduced.

The invention provides an object distribution configuration method and device, a storage medium and electronic equipment. The object distribution configuration method comprises the steps: presetting an experiment rule; obtaining a target object, and determining an object parameter of the target object; determining an effective experiment rule corresponding to the target object in the experiment rules; and determining a first actual quantity ratio allocated to different models, determining the model with the least current proportion according to the first actual quantity ratio and a first standard quantity ratio of the effective experiment rule, and distributing and configuring the target object to the model with the least current proportion. According to the object distribution configuration method and device, the storage medium and the electronic equipment provided by the embodiment of the invention, the objects are distributed based on the experimental rules, and the configuration objects can be distributed in real time, and the real-time performance is good, and the experimental range is relatively large; and object distribution is configured to the model with the minimum current proportion, and objects can be uniformly distributed to different models, and uniform distribution is achieved, and local and overall distribution can gradually reach the optimal state.

The invention discloses a verification method for inhibiting saliva flora odor production by a natural extract, and the method comprises the following steps: 1) preparing a sample: preparing a bacterial suspension with a certain concentration by taking saliva collected from the oral cavity of a halitosis patient or related strains causing halitosis as a raw material; (2) preparing a natural extract; (3) collecting generated gas, namely putting the sample in the step (1) into a centrifugal tube, adding the natural extract prepared in the step (2), uniformly mixing, putting into a Dunaliella tubule, and culturing in a constant-temperature incubator; and 4) testing the content of the volatile sulfur-containing compounds in the generated gas: taking out the sample cultured in the step 3) and the contrast, extracting the collected gas, and injecting the gas into a gas chromatograph to analyze and judge the content of the volatile sulfur-containing compounds in the gas. According to the application, the verification range of the natural extract for inhibiting the odor production of the saliva flora is expanded; the verification method is simplified, so that the method is more suitable for screening natural extracts for inhibiting odor production of saliva flora in a laboratory.

The invention discloses a physical mechanics experiment comprehensive teaching aid which comprises a host shell, a dotting machine and a tension sensor. A telescopic support is arranged on the left upper portion of the host shell, a pulley block is arranged on the left side of the telescopic support, a weight is arranged below the pulley block, a hydraulic pump is arranged on the inner upper portion of the host shell, an angle adjustable slope is arranged on the upper portion of the hydraulic pump, the tension sensor is mounted on the right side of the angle adjustable slope, an elastic teaching spring is arranged on the left side of the tension sensor, an intelligent electric control cart is arranged on the right side of the elastic teaching spring, the dotting machine is mounted on the right upper portion of the host shell, and a control panel is arranged on the front surface of the host shell. The teaching aid is scientific and reasonable in structure and safe and convenient to operate, a bevel angle of the angle adjustable slope can be set by the control panel, errors of a traditional teaching aid are reduced, and teaching data accuracy is greatly improved.

The invention discloses a test coating machine for a sensitive material. A machine body comprises a horizontal frame body and a vertical frame body, wherein the horizontal frame body is sequentially provided with a coating operating platform, a vacuum negative pressure system and a horizontal condensing box; the vertical frame body is sequentially provided with a fixed main driving roller device,a slice ring correcting device and a driven roller tensioning mechanism along the horizontal direction, a slice ring joint detection infrared photoelectric switch is adjacent to the main driving roller device; the top of the vertical frame body is fixedly connected with a fixed frame of an electric control system; and an emulsion supply system is arranged adjacent to the coating operating system.The invention adopts a horizontal slice ring operating mode different from the traditional vertical or reeling in and out type test coating machine, and has the characteristics of small volume, smalloccupation, complete function, advanced configuration, flexible operation, high automatism, low cost and the like.

An experimental device and method for studying flow and heat transfer characteristics of ultrahigh-temperature rare gases, the device includes a gas storage cylinder group, a heating test section, a cooling test section, a gas-water heat exchanger, a high-pressure gas pump, a vacuum pump, a gas pipeline, and a pipeline A gas circuit composed of valves on the pipeline; a cooling oil circuit composed of oil storage tanks, oil pumps, oil-water heat exchangers, oil pipelines and valves on pipelines; a cooling water circuit composed of water towers, water pumps, water pipelines and valves on pipelines ; It is used to simulate the flow and heat transfer characteristics of rare gases in ultra-high temperature gas reactors; the experimental circuit uses a high-pressure gas pump, and is equipped with a heating experiment section and a cooling experiment section at the same time, realizing the heating flow exchange for different states of high-temperature rare gases. Experimental research on thermal characteristics and cooling flow heat transfer characteristics, the device of the present invention can withstand ultra-high temperature rare gas conditions, while taking into account the economy of the experimental device, the experimental process is simple to operate, and the experimental circuit is safe and reliable.