59 results about "Chamber experiment" patented technology

The invention provides an indoor experiment shaft device for synchronous or asynchronous multistage clustering fracturing of two horizontal wells and a simulation method. The device and simulation method are used for indoor experiment simulation of synchronous or asynchronous multistage clustering fracturing of two shale horizontal wells. A designed multistage clustering fracturing experiment shaft can simulate influences of the number of horizontal well fracturing segments, number of perforation clusters, perforation parameters and the like on synchronous or asynchronous fracturing fracture shapes. The experiment scheme comprises the six steps of making of an experiment scheme, machining of a special experiment shaft, machining of a test piece, preparation of fracturing fluid, an extended experiment of fracturing fractures, and CT scanning of an experiment result. The novel fracturing experiment shaft and method are provided for shale reservoir fracturing research, can simulate the joint network fracturing fracture distribution of a reservoir in multistage clustering synchronous fracturing of two horizontal wells or multistage clustering asynchronous fracturing of two wells front and back, and can provide theoretical support for shale reservoir fracturing experiment research and fracturing construction.

The invention relates to a simulation experiment device for acoustic emission inspection of a storage tank. The simulation experiment device comprises a tank body, wherein the tank body consists of a storage tank body, a tank top and a tank bottom which are connected by flanges. The tank top is provided with a manhole sealed by a manhole cover plate clamping mechanism. The tank body is provided with an experimental hole sealed by a test piece clamping mechanism clampedly provided with defective test pieces. The tank body is provided with an acoustic emission sensor to respectively acquire defective acoustic emission signals on the tank bottom and the tank wall. The tank body is also provided with a liquid inlet and a backflow port which are connected with a pressing system. The test piece clamping mechanism is detachable, and the controllable repeated experiment for the acoustic emission inspection of the storage tank can be implemented by replacing defective test pieces. Therefore, the working environment and the acoustic emission signal of the storage tank can be simulated, the observation of various acoustic emission signal characteristics of the storage tank is facilitated, indoor experiment teaching requirements and controllable and repeatable experiment requirements are satisfied, and an experimental platform is provided for the acoustic emission inspection theory and method study of the storage tank.

The invention discloses a device for oil-gas-water three-phase quantitative and hermetical sampling for the indoor experiment. The device comprises an oil-gas-water quantitative sampling unit, a gas quantitative collecting unit, a crude oil treating unit and a produced water treating and quantitative collecting unit, wherein the gas quantitative collecting unit, the crude oil treating unit and the produced water treating and collecting unit are respectively connected with the oil-gas-water quantitative sampling unit via pipelines. The invention also discloses a method for oil-gas-water three-phase quantitative and hermetical sampling for the indoor experiment, and the method comprises the following specific steps of collecting an oil-gas-water mixture, separating oil, gas and water primarily, dehydrating crude oil containing water and deoiling produced water containing oil. The device has the characteristics of reasonable design, simple structure, running stability, time and labor conservation and environmental friendliness, and the device and the method can be widely applied to indoor experiment quantification, pressurization and hermetical sampling.

A gas matter leakage simulation experiment set comprises a gas generating unit. The gas matter leakage simulation experiment set is technically characterized in that the input end of the gas generating unit is connected with an air inlet and a dangerous matter adding unit, the output end of the gas generating unit is connected with the input end of a simulation experiment space unit, the input end of the simulation experiment space unit is further connected with a humidity and temperature simulation environment adjusting unit, and detecting probes are evenly distributed in the simulation experiment space unit; the output end of the simulation experiment space unit is connected with the input end of a data analysis unit through a data receiving unit; the output end of the simulation experiment space unit is connected with a gas recycling unit and the input end of a liquid recycling unit through a spraying unit. According to the device, the spatial scale convert coefficient of gas risk matter diffusion rules is found through the diffusion motion on risk matter under the experiment bin condition and the difference between the gas risk matter diffusion rules under different conditions, the accuracy of indoor experiments is improved, and a reliable basis is provided for determining the optimum safe distance in actual emergency rescue.

The invention provides a coal gangue leachate melting and infiltration soil column simulation system. The coal gangue leachate melting and infiltration soil column simulation system comprises a bottom component, one or more serial-connection soil column experiment standard components which are connected onto the bottom component and a coal gangue leachate melting and infiltration supplementing simulation device arranged at the top of the soil column experiment standard components; a soil filling component of the simulation system is composed of a plurality of standard components and is automatically controlled by a computer; the determination of melting and infiltration characteristic parameters and hydrodynamic dispersion coefficients of four shapes of sources to be melted, prepared by coal gangue leachate, is realized based on the system; in a determination process, a large-diameter undisturbed soil column is used for carrying out a laboratory experiment, and testing steps and a calculation method are provided; the coal gangue leachate melting and infiltration supplementing simulation device can realize a coal gangue leachate melting and low-temperature infiltration simulation process through a temperature adjusting element and a cold-hot integrated metal element; the coal gangue leachate melting and infiltration soil column simulation system has the characteristics of high practicability, good utilization effect and convenience for popularization and utilization.

The invention relates to a multi-functional test and experiment platform for indoor research of jet drilling, which includes a power module, an experimental working condition control module, a test and detection module, a fluid circulation module and a jet drilling assembly. The power module includes a micro-drilling experimental device and a mud pump; the experimental working condition control module includes a central control unit and a confining pressure control unit; the test and detection module includes a sensor detection unit, a data acquisition unit, a data processing unit, and a display storage unit; fluid circulation The module includes faucets, water tanks, sedimentation filter tanks, sewage pumps and a simulated wellbore with an open upper end and a closed lower end. The multifunctional test and experiment platform of the present invention can simulate the actual jet drilling process in the laboratory, creating necessary conditions for the indoor experimental research of jet drilling, and can realize automatic control during the experiment process, and can make the jet drilling underground and invisible Visualization of jet drilling process, thus turning semi-empirical research into scientific and quantitative research.

The invention provides a laboratory experiment device and a method for profile control with the same. The problem that the position, the size and the like of a high-permeability belt formed in the polymer flooding process cannot be judged through existing laboratory experiments is solved. The method particularly includes the steps that a pressure measuring and injection-production integrated instrument is invented and arranged on a two-dimensional planar well network heterogeneous core model; a one-dimensional core is used for finding out the relation between the pore volume of the high-permeability belt and the pressure gradient, pressure values of all pressure measuring points are measured through the pressure measuring and injection-production integrated instrument, and pressure gradients between all the points are calculated; the relation between the pressure gradient and the pore volume of the high-permeability belt is found out, and the pore volume of the high-permeability belt is determined according to the relation, and then a profile control agent with the same pore volume as the high-permeability belt is injected through the pressure measuring and injection-production integrated instrument to complete profile control. By means of the laboratory experiment device, the position of the high-permeability belt can be accurately positioned, profile control can be carried out on the high-permeability belt, the laboratory profile control process is closer to on-site actual conditions, and the device and technological support are provided for laboratory study on profile control technologies.

The invention specifically relates to application of melittin in preparation of a drug used for inhibiting invasion metastasis of breast cancer cells, which belongs to the field of bioengineering technology. CD147 and MMP9 proteins exert significant effects on invasion and metastasis of breast cancer MCF-7 cells. The invention aims to find a CD147 expression inhibitor which is capable of hindering or reducing secretion of MMP9 and inhibiting invasion metastasis of cancer cells to cancerous peripheral tissue. According to the invention, MCF-7 cells are cultured at first, then different doses of melittin is used, and flow cytometry, ELISA and RT-PCR experimental results prove that expression of CD147 and MMP9 is suppressed in the MCF-7 cells treated by melittin; and then Transwell invasion chamber experiments are conducted to detect the migration rate of the MCF-7 cells treated by melittin. Melittin can inhibit invasion metastasis of the MCF-7 cells. Thus, a novel anti-breast cancer drug can be developed from melittin.

The invention relates to a multilayer separate injection experiment system and a method for carrying out indoor experiment thereof. The multilayer separate injection experiment system comprises constant-flux pumps and piston containers, wherein the first constant-flux pump is connected to the first piston container, polymer solution is contained in the first piston container, the first piston container is connected to an upper connector of a first chemical flooding injector through a pipeline, and the first chemical flooding injector is connected to a second chemical flooding injector through a connecting cylinder; the liquid outlet of the first chemical flooding injector is connected to the inlet end of a first sand pack, the second constant-flux pump is connected to the second piston container, and the second piston container is connected to the inlet end of the first sand pack; the liquid outlet of the second chemical flooding injector is connected to the inlet end of a second sand pack, the third constant-flux pump is connected to the third piston container, the third piston container is connected to the inlet end of the second sand pack, and distilled water is contained in the second piston container and the third piston container. The invention can effectively simulate the process of chemical-flooding multilayer separate injection, and realizes the variable-viscosity and variable-concentration continuous injection of displacing fluid.

The invention discloses a preparation method of a sample for a trapped-air fluidization experiment of a high-speed and long-range landslide. The preparation method can be used for providing important physical and mechanical parameters for the further research of dynamic characteristics of the high-speed and long-range landslide. The preparation method comprises the following steps of carrying out laboratory experiment analysis on physical and mechanical properties and gradation distribution conditions of constituting particles of a prototype landslide accumulation body, and selecting similar materials for an experiment model; determining the total thickness of a pre-configuration experiment model, and converting the thickness of each sub-layer in the experiment model according to the thicknesses of the sub-layers in the prototype landslide accumulation body; then calculating the particle content and particle quality of each sub-layer within different particle size ranges in the experiment model, and finally preparing each layer of the experiment model. According to the preparation method, the overall accumulation properties of the high-speed and long-range landslide are appropriately simulated, the important physical and mechanical parameters are provided for the further research of the dynamic characteristics of the high-speed and long-range landslide, and the preparation method is suitable for popularization and application in research fields of dynamic mechanisms of the high-speed and long-range landslide.

The invention discloses a surge-chamber teaching experiment device, which is characterized by the following: setting the circulation pump between the inlet of water-supply radiator and outlet of water-drain radiator; connecting the inlet and outlet of diversion pipe with the inlet and outlet of water-supply radiator; setting two change-over valves between the bent tube of diversion pipe and outlet of diversion pipe separately; paralleling two change-over valves with the differential surge-chamber and impedance surge-chamber, which couple the rapid close valve; paralleling the water-return pipe within gate valve and electromagnetic flowmeter between diversion pipe and water-drain radiator. The device can finish different kinds of surge-chamber experiment on one test bench through changing parameters of influential surge-chamber hydraulic phenomenon, which is recorded the wave fluctuation course through the computer data collection system.

The invention discloses an explosion chamber experiment device mainly comprising an explosion chamber, a top pressure strip, a super-path support plate, an intermediate mending plate, a bottom supportplate, a drive mechanism, an insulation pull bar with a built-in super path spring, a drive mechanism layer insulation chock support rod, an insulation pull bar layer insulation chock support rod, anexplosion chamber layer insulation chock support rod, and a super path gap; the explosion chamber experiment device can detect various parameters of the explosion chamber, is simple in design, easy to operate, small in measure condition dispersibility, reliable in performance, more accurate and stable in the super path amount preset aspect, and more suitable for detecting explosion chamber performances.

The invention discloses an indoor experiment device for simulating polluted underground water flowing through a permeable reaction wall, and belongs to the field of underground sewage treatment. The indoor experiment device comprises an upright permeable reaction column. The permeable reaction column comprises a shell and a permeable adsorbing and shielding reaction wall. An inner cavity of the shell is filled with the permeable adsorbing and shielding reaction wall. The permeable adsorbing and shielding reaction wall comprises a water injection section and a permeation section. The water injection section comprises an auxiliary shielding material layer attached to the inner wall of the shell, and is provided with a polluted liquid filling hole which is axially communicated with the auxiliary shielding material layer. The indoor experiment device has the advantages that the process of full solid-liquid reaction between an adsorbing and shielding material in the permeable adsorbing and shielding reaction wall and the polluted underground water is simulated accurately, influences of different seepage speeds on removal effect of the adsorbing and shielding material are researched conveniently, assessment of safety adsorption volume of the shielding material under dynamic conditions is benefited, and the important basis is provided for design and engineering implementation (particularly factors such as the seepage speeds, radial width, longitudinal thickness, consumption and replacement time of the adsorbing and shielding material, and the like) of outdoor permeable reaction walls.

The invention relates to technique for rapidly cutting an indoor test soil sample in three directions, in particular to an innovative technique which can control the size and the shape of the soil sample, can rapidly cut the soil sample and belongs to the detection of the soil sample preparation. In order to maximally utilize the soil sample and well acquire the parameter of each part of soil sample, the invention designs a special mold which is shaped like a drum and a barrel, and the mold is suitable for performing physicochemical parameter test on an undisturbed sample, a compressed sample and a cut sample. Specific parameters of the mold can be set according to the experiment demand by referring to a drawing. G groups of cutting rings, h groups of cutting rings and i groups of cutting rings are mutually cooperated to cut the soil sample in three directions, so that the soil sample can be maximally utilized, different parts of the soil sample can be compared and researched, so that whether a series of physicochemical parameters such as water content and porosity are related to the distribution position or not can be observed. One soil sample can be cut into 144 (6*6*4) blocks, the corresponding cutting rings can be reduced according to the experiment demand, ad the sample quantity varies in the range of 2 to 144.

The invention discloses a deepwater surface layer guide pipe feeding tool function test experiment device and method. The device comprises an experiment frame, a base, a low-pressure well head, a deepwater surface layer guide pipe feeding tool, an adapter, a drill rod and a motor; the experimental method comprises a locking method and a reliability evaluation method of the deepwater surface layerguide pipe feeding tool, an unlocking method of the deepwater surface layer guide pipe feeding tool, a releasing method of the deepwater surface layer guide pipe feeding tool and a recycling method ofthe deepwater surface layer guide pipe feeding tool. According to the invention, the processes of locking, releasing, recovering and the like of a feeding tool during deepwater continuous drilling are simulated through a motor, a data collector, a controller and the like, and the indoor experiment evaluation is performed to study the safety and reliability degree of a feeding tool, so a basis isprovided for deep-water guide pipe injection feeding, the accident number in the deep-water guide pipe injection feeding process is reduced, and high efficiency, accuracy and economy of deep-water drilling are improved.

The invention discloses a temporary plugging ball impact and polishing testing device for shale gas horizontal well fracturing. The device comprises a circulating pump, a liquid tank, a sensor and animpact and polishing test part, the impact and polishing test part comprises a ball throwing vertical pipe, a plugging ball backflow vertical pipe, an acceleration impact short section, a spiral polishing oil pipe and a solid capture blocking short joint. The plugging ball backflow vertical pipe is arranged on the downstream of the ball throwing vertical pipe, the two ends of the plugging ball backflow vertical pipe are connected with an inlet of the acceleration impact short section and the solid capture blocking short section respectively, and an outlet of the solid capture blocking short section is communicated with the liquid tank. According to the invention, the impact and polishing testing device is designed; the influence of equipment and a manifold on the temporary plugging ball issimulated, meanwhile, a circulation experiment structure is designed, the long-time test requirement is met, deformation of the temporary plugging ball in the manifold can be effectively tested, andan indoor experiment basis is provided for obtaining material performance, optimizing pitching temporary plugging steering equipment and process and improving fracturing efficiency.

The invention discloses a gas distribution system for laser on-line gas detection and an application method. The gas distribution system comprises more than two raw gas cylinders, a gas distribution pipeline, a gas storage tank, a sample chamber, and more than two gas collecting bottles. Each raw gas cylinder is connected with the gas distribution pipeline through a pipeline, the gas distribution pipeline is connected with the gas storage tank, the gas storage tank is connected with each gas collecting bottle through a pipeline, and each collecting bottle is connected with the sample chamber through a pipeline; the gas distribution pipeline is connected with a vacuum pump, and the vacuum pump is connected to the sample chamber. According to the invention, the configuration of multiple groups of mixed gases with different proportions can be met; gas distribution required by a next group of experiments and a subsequent group of experiments can be carried out while the experiment is carried out in the sample chamber, so that online gas distribution is realized; the gas distribution system is arranged in an indoor laboratory and is not influenced by weather.

The embodiment of the invention provides a method and system for controlling and adjusting environment quality in a micro-negative pressure gas film laboratory. The method comprises the following steps: obtaining gas film characteristic data according to characteristic data information and dynamic environment data of a micro-negative pressure gas film laboratory, extracting target environment control data to obtain internal pressure data of the gas film laboratory, and carrying out dynamic threshold monitoring and correction according to a virus activity dynamic characteristic value obtained according to an indoor environment and an experimental activity technology, predicting experimenter tolerance data according to the detection model, comparing threshold values, adjusting environment data or changing virus activity according to a result, and identifying and rating an indoor environment warning level according to the experimenter tolerance data; according to the gas film laboratory environment digital intelligent regulation and control monitoring technology, indoor experimental environment digital monitoring and experimental virus activity dynamic monitoring are obtained by processing gas film laboratory characteristic data in combination with indoor and outdoor environment data so as to detect the experimental safety of personnel.