148 results about "Experiment control" patented technology

A surface acoustic wave (SAW) bio-chip is designed with signal processing circuits. The chip can achieve precise measurements or detection quantitatively via the difference between the experiment-control mode, and followed by amplification and filtering of the signal processing circuits. By changing the designs of the substrate, quantitative detection toward different analyses can be achievable.

A comprehensive experiment testing system for a small satellite antenna comprises the antenna, a satellite rotating mechanism, accuracy testing mechanisms, a shock response collecting mechanism, a satellite, an antenna unfolding mechanism and an experiment control mechanism, wherein the antenna is a double-shaft rotating antenna; the satellite rotating mechanism is used for arranging a satellite state required by the antenna during performing multi-dimensional unfolding; the accuracy testing mechanisms is used for testing the mounting accuracy and the pointing accuracy of the antenna at every stage of an experiment; the shock response collecting mechanism is used for collecting shock response data generated during a detonating process of initiating explosive devices; the satellite is used for mounting the antenna; the antenna unfolding mechanism is used for providing a zero gravity simulation environment required by the antenna for unfolding; the experiment control mechanism is used for controlling detonation of the initiating explosive devices to unlock the antenna, and drives the antenna to unfold and fold. The system can perform the unlocking shock experiment and the unfolding experiment that the double-shaft rotating antenna is on the small satellite, the testing items are multiple, and the use range is wide.

The invention provides a device for detecting, analyzing and processing reward operation condition reflection in real time. The device comprises a computer system and an experiment box, wherein the computer system comprises a computer host, a PCI (programmable communications interface)/CAN (controller area network) card, a graphic card, a display and an experiment control module; the graphic card is used for receiving video signals of a camera and transmitting the video signals to the computer host for processing; the display is connected with the computer host and is used for displaying experiment data; and the experiment control module is used for setting a reward experiment mode and parameters, receiving and processing the video signals and counting, recording and displaying the experiment data. With the adoption of the device for detecting, analyzing and processing the reward operation condition reflection in real time, various best experiment conditions are set according to experiment purposes; the experiment data and statistic analysis can be automatically given; the interference of external light sources on the experiment can be avoided; and the repeatability of the experiment is guaranteed.

The invention discloses an experiment platform and method of a ship electric propulsion multi-mode hybrid power system. The experiment platform consists of an electric propulsion power supply experiment device, a drive experiment device and an experiment control platform, wherein the electric propulsion power supply experiment device comprises a diesel engine set, an accumulator battery, a fuel battery and a utility power supply. According to the requirements of different experiments, five different power supply modes, such as the diesel engine set, the accumulator battery, the accumulator battery and the diesel engine set, the fuel battery and the accumulator battery, and the utility power supply can be selected. The electric propulsion drive experiment device comprises two sets of independent electric propulsion devices consisting of an AC and DC propulsion motor and a load motor. According to the requirements of different experiments, five different propulsion modes, such as AC or DC double-motor and double-vane propulsion, AC or DC single-motor and single-vane propulsion, AC and DC hybrid propulsion and the like can be selected. The invention has the advantages that the function range of ship electric propulsion experiments is broadened, the regenerated electric energy of the propulsion load motor is fed back, and the energy saving effect is remarkable.

The invention discloses a test system for a rock breaking mode at high ground stress and osmotic pressure. The test system comprises a test device for the rock breaking mode at the high ground stress and osmotic pressure and utilizes a test technique, wherein the test device is an organic combination of main equipment including an experimental sample mounting system, a high ground stress applying system, an high osmotic pressure applying system, an experimental control system, a measurement and data collection system and the like. According to the test system, the rock breaking mode and a rock breaking evolvement rule at the high ground stress and osmotic pressure can be tested.

The invention relates to the technical field of biology, in particular to a Cladosporium strain LJ1 and an application thereof. The invention discloses the Cladosporium strain Clodophahora sp. LJ1 with a preservation number being CGMCC NO. 18140, the strain has the ability to effectively prevent and cure banana fusarium wilt. In the resistance experiment of banana fusarium wilt, the control effectin a plate symbiosis experiment is 88.89%, and a potted experiment control effect can reach 53.67%. The strain has a broad-spectrum growth-promoting effect, which can effectively promote the growth of tomato seedlings (solanaceous plants) and dendrobium officinale seedlings (blue family plants).

A remote laboratory gateway enables a plurality of students to access and control a laboratory experiment remotely. Access is provided by an experimentation gateway, which is configured to provide secure access to the experiment via a network-centric, web-enabled interface graphical user interface. Experimental hardware is directly controlled by an experiment controller, which is communicatively coupled to the experimentation gateway and which may be a software application, a standalone computing device, or a virtual machine hosted on the experimentation gateway. The remote laboratory of the present specification may be configured for a software-as-a-service business model.

The invention relates to a visual high-speed train roadbed granule vibration-subsidence recapitulation model test system, which comprises a model test box, a distributive high-frequency loading device, a roadbed nonuniform deformation regulation device, a visual monitoring device and a work station, wherein the model test box is used for simulating a ballast track roadbed form and a ballastless track roadbed form; the distributive high-frequency loading device is used for simulating dynamic load generated in the advancing process of a high-speed train, and regulating the waveform, the amplitude value, the frequency and the phase difference of the dynamic load; the roadbed nonuniform deformation regulation device is used for quantificationally controlling and simulating the roadbed longitudinal nonuniform deformation; the visual monitoring device comprises a high-speed camera and a light source in opposite arrangement with the model test box, and is used for shooting a roadbed longitudinal cross section image in the model test box; the work station is connected with the distributive high-frequency loading device, the roadbed nonuniform deformation regulation device, the high-speed camera and the light source, and is used for realizing the experiment control and obtaining the roadbed longitudinal cross section image for analysis and processing. Compared with the prior art, the visual high-speed train roadbed granule vibration-subsidence recapitulation model test system has the advantages of precise simulation, intuition, accuracy and the like.

The invention relates to the field of experiment control, and discloses a generation method and system of experimental workflow. The generation method comprises the following steps: developing a movable element module in advance, and storing the movable unit module into a module library; when workflow design is carried out, firstly, presenting the movable element module in an icon form for users to select; through visual man-machine interaction, selecting and arranging movable units by users, and receiving the parameters, which are set by the user, of the movable unit module; and after module selection, logical sequence setting and module parameter setting are all finished, generating an executable workflow. Basic control is movably packaged in the module, experimental workflow design is provided in a graph visualization way, so that research personnel do not need to understand hardware unit details, do not need repeated memory, or do not need to learn computer programming languages and rules again, the research personnel only need to know the function of each module to visually carry out workflow design according to a scientific research thought, and focus on flow design, and therefore, efficiency is greatly improved.

A method and apparatus for evaluating the effects of toxic substances in the environment on aquatic organisms is disclosed. The apparatus allows for exposure of test organisms, placed in test chambers made of partially submerged sieves, to water that is pumped from an urban creek at preset time intervals. The invention also allows for maintenance of cool temperatures in the exposure chambers, both for the treatment (i.e., creek water) and the experimental control.

The invention discloses an experiment console and a control method for durability of an automobile window glass lifter. The experiment console comprises a glass lifting bracket, a lifter motor, a single-coiled relay, a double-coiled relay, a mode switch, a singlechip microcomputer controller, a counter, a light touch switch a, a light touch switch b, an inching switch c and an inching switch d. The experiment console is arranged on a real automobile door and can completely simulate a real automobile state; automobile glass can ascend and descend by adopting one lifter motor, therefore the structure is simple and the cost can be saved; and the experiment console is powered by low voltage of 13.5V without other external power supplies, therefore, power consumption is low and use safety is achieved. The control method disclosed by the invention comprises two working modes, namely an automatic mode and a manual mode, and is convenient to operate. In the automatic mode, the stroke of the lifter is controlled by adopting the light touch switches so that the stroke is more accurate.

The invention discloses a power market panorama experiment platform which is characterized by comprising a power trading operation simulator, a market member behavior simulator and a power grid operation simulator. The power trading operation simulator comprises a power market commodity structure generator, a power market operation mode configuration, a power market operation experiment platform, experiment evaluation analysis, a power market operation time sequence configuration and experiment control and management; the market member behavior simulator comprises price-bidding strategy management, a power market declaration decision and data declaration and information management; the power grid operation simulator is mainly used for simulating change of power grid operation state quantities closely related to power market operation and can analyze power flow analysis, track power generation plans and connecting line plans and simulate failures and disturbance. The power market panorama experiment platform contains power trading operation, market member decision behaviors and power grid operation and can provide effective experiment means for design and selection of power market modes.

The invention discloses an automatic comprehensive practical training system, which comprises a mesh plate base frame, a modular replaceable PLC unit, a man-machine interface, a power supply module, a servo drive module, a variable frequency drive module, a wiring terminal box and an experimental control object, wherein the mesh plate base frame is a frame body integratedly formed by a metal base and a steel spray-paint mesh plate; the modular replaceable PLC unit is a programmable controller; and the wiring terminal box is arranged on the mesh plate base frame, and on the basis of the wiring terminal box, all or selective parts of the modular replaceable PLC unit, the experimental control object corresponding to the teaching content, the man-machine interface, the power supply module, the servo drive module and the variable frequency drive module are arranged on the mesh plate base frame and are electrically connected to form a simulation practical training system. When the comprehensive practical training system of the invention is applied, the trainee can design a system scheme according to the teaching content and select devices for assembly and debugging and other practical training, and the teaching quality and comprehension of the trainee beyond book knowledge can be significantly enhanced.

The invention relates to an experimental tank system of a riparian zone, belonging to the field of physical model experiments in hydraulic engineering. The experimental tank system comprises a tank control platform, an experimental composite-type tank, dual-cycle water supply systems, a dual-level flow control system and a switching system. According to the invention, a cyclic surface water supply system and a cyclic underground water supply system which are independent can be used for effectively controlling surface water of rivers to circulate at a higher speed and underground water to circulate at a low speed, and thus river and river bank water flow environments which further accord with natural conditions are provided for a riparian zone experiment; the dual-level flow control system can be used for adjusting and controlling level and flow boundary conditions of the surface water of the rivers and the underground water of the river bank simultaneously, so that the problems that level and flow conditions of the rivers can be independently adjusted only in the traditional river dynamics experiment and level and flow conditions of the underground water can be independently adjusted only in the traditional underground water experiment; and the electronic intelligent switching system can be used for intelligently adjusting and controlling switch-on and switch-off as well as openness of relative power supply switches, valves, tail gates and the like of the experimental tank system. The experimental tank system disclosed by the invention has high automation degree and is provided with an experiment control platform which is simple and easy to operate, so that a user can finish related operations of the experimental tank system of the riparian zone in the same control interface; and the experimental tank system has a fault prompt function and is convenient for emergent measure taking and equipment overhauling.

The invention provides an experimental control method for a seat belt buckle button, which includes: before the station button is pressed, power is turned on to return the deadbolt to its original position; after the station button is pressed, the solenoid valve for the deadbolt is opened, Make the lock tongue drop and insert the lock buckle, and check whether the third time length has passed, if yes, then detect that the lock tongue is in place, otherwise continue to wait; if the lock tongue is in place, open the lock button solenoid valve, and detect Whether the fourth length of time has passed, if yes, then detect whether there is a deadbolt in the buckle, otherwise continue to wait; if it detects that there is a deadbolt in the buckle, then perform a fault alarm, otherwise close the solenoid valve of the buckle button; When the predetermined number of experiment cycles is reached, the experiment is stopped; otherwise, the step of opening the bolt electromagnetic valve is skipped. In addition, corresponding control devices are provided. The method and device of the invention are simple and easy to implement, have good stability, timeliness, accuracy and operation safety, and improve work efficiency.

The invention discloses an experimental device used for the thermal fatigue of a turbine blade material. The device comprises an experiment test bench, an induction coil heating system, a temperaturetesting and collecting system, a cooling system and an experiment control platform, wherein the induction coil heating system, the temperature testing and collecting system, the cooling system and theexperiment control platform are independently connected with the experiment test bench; a specimen is fixed on a fixture; cooling gas passes through a first cooling gas channel and a second cooling gas channel to cool the surface, the end part and the inner side of the specimen; a thermocouple is independently arranged on a position with a surface radius of 3.5mm, a position with a surface radiusof 6.5mm, a position with a surface radius of 8.5mm and a specimen inner ring; the thermocouple is connected with a temperature display instrument and a computer host; and the inner ring of the induction coil is provided with an induction coil cooling water channel, cooling water flows in from one side of the induction coil and flows out from the other side. The device has the advantages that thermal fatigue working environment, where the turbine blade is positioned, with alternating circulation under different working states can be simulated, and in addition, important experiment data can beprovided for the thermal fatigue failure mechanism and the reliability of the turbine blade material.

A laboratory teaching training simulation system provided by the invention can be used to complete all kinds of virtual experiments. The system comprises an instrument model library necessary for experiment, an experiment introduction module, and an experiment control module. The instrument model library stores various physical instruments needed in experiment. Different instruments are called for different experiments. The instruments in the instrument model library achieve a good reuse effect eventually. Real experiment scenes and real experiment instruments can be simulated, and users are allowed to feel personally on the scene and immerse themselves in real experiment scenes. The experiment introduction module provides experiment introductions corresponding to all experiments, guides students to conduct an experiment, facilitates management of a virtual laboratory, and provides expansibility for a virtual laboratory. The experiment control module enables students to design corresponding experiment processes according to different virtual experiments, and controls the conduction of an experiment in real time. The laboratory teaching training simulation system has the advantages of low development difficulty and easy implementation.

The invention relates to a brake test platform control system and particularly relates to a high-frequency brake test platform control system based on a magnetostrictive material. A control system of a precise numerically-controlled conical roller bearing inner ring convexity form grinder is characterized by comprising a high-frequency brake test platform controller, a computer, a data acquisition card, a frequency converter, a deceleration motor, an electromagnetic clutch, a brake disc, a contact sensor, a pulse encoder, a driver, a servomotor, a ball screw sliding table, a retainer, a relay, a coolant pump, a coolant station, a liquid level sensor, an electromagnetic valve, a PWM (Pulse-Width Modulation) fan, a non-contact current sensor, a temperature sensor, a signal generator, a linear power amplifier, a digital oscilloscope, an exciting coil, a magnetostriction driver, a pressure sensor, a displacement sensor and the like. The system can be used for realizing the magnetostrictive material performance test and high-frequency brake test control, and has the characteristics of good adjustability, high safety and the like.

The invention discloses a multi-parameter spatio-temporal evolution analysis experiment table for mine thermal power disasters, and the experiment table comprises an experiment table device and an experiment control terminal. The experiment table device comprises an experiment skeleton, a pile supporting platform, and a tunnel simulation module. The tunnel simulation module is provided with a switching valve, a fan, and an execution mechanism. The interior of the tunnel simulation module is provided with a disaster detection mechanism, and the disaster detection mechanism comprises a housing and a sensor module disposed on the housing. The housing is provided with an electrode probe group. The tunnel simulation module comprises a simulation main shaft tunnel, a simulation auxiliary shaft tunnel, a simulation mining region tunnel, a main return tunnel, a transportation big tunnel, and a connection tunnel. The execution mechanism comprises a conveying pipe, a smoke generator, a high-pressure air bottle, and a heater. The pile supporting platform comprises a plurality of supporting piles. The experiment control terminal comprises an operation host and a data collector, and the output end of the operation host is connected with a relay and a holder drive module. The experiment table is accurate in simulation of thermal power disasters of the whole mine, and is good in effect of experiment analysis of multi-parameter spatio-temporal evolution.

In a multilayered system having a hierarchical structure and comprising a plurality of programs, optimal operation parameters for each program are computed. A parameter setting unit 104 sets a parameter 111 for an operation of each program 112. A program start/stop unit 105 starts and stops operation of each program 112. A performance information measurement unit 106 measures performance information of the multilayered system 110. An experiment control unit 102 activates the unit 104, the unit 105, and the unit 106, and executes experiments for operating the multilayered system 110. A next parameter set decision unit. 103 decides a combination of parameters used in a next experiment based on a result of measurement of the performance information. The tuning control unit 101 controls the unit 102 and the unit 103 to repeat the experiment until a condition for termination of the experiment is satisfied.