34results about How to "Consistent environment" patented technology

The invention discloses a three-axis permeability test and CO2 displacement simulation test device, and belongs to the field of coal bed gas exploitation. The device is composed of a model system (1),a gas control system (2), a temperature control system (3), a three-axis loading system (4), a vacuumizing system (5), a gas sample collecting system (6), and an electrical controlling and monitoringsystem. The gas control system (2) supplies gas for a test. The temperature control system (3) controls the temperature of the test. The three-axis loading system (4) supplies confining pressure andaxial pressure. The gas sample collecting system (6) collects a gas sample and analyzes the gas components. The electrical controlling and monitoring system monitors the test. The device can simulatethe CO2 displacement process in a lab; moreover, by measuring the pressure pulse applied on the inlet end of a rock sample, the attenuation data can be obtained, and then the permeability of rock sample is calculated. The device has the advantages that the temperature control precision is high, the temperature fluctuation is small, and the device is easy to control and install and is safe and reliable.

The invention discloses a CO2 displacement simulated testing method and belongs to the field of coal bed gas exploitation. A rock sample is placed in a model system (1), pressure pulse is applied on the rock sample; a gas control system (2) supplies test gas to the model system (1); a temperature control system (3) controls the temperature of the model system (1); a three-axis loading system (4) applies a confining pressure and an axial pressure on the rock core clamp of the model system (1); a vacuumizing system (5) vacuumizes the testing device; a gas sample collection system (6) detects thegas components after the test; and an electric controlling and monitoring system monitors the test process. The method comprises following steps: filling a sample into a tank, checking the air tightness, simulating the displacement, and cleaning the test system. The provided method can simulate the high temperature and high pressure environment in a deep coal layer in a lab; by applying pressurepulse on the rock sample inlet port, a simulated CO2 displacement test can be realized; the test efficiency is high, the external influence on the test is small, and the test result is more accurate.

The invention discloses a three-axis permeability testing method, and belongs to the field of coal bed gas exploitation. A rock sample is placed in a model system (1), then pressure pulse is applied on the rock sample; a gas control system (2) supplies test gas to the model system (1); a temperature control system (3) controls the temperature of the model system (1); a three-axis loading system (4) applies confining pressure and axial pressure on the rock core clamper of the model system (1); a vacuumizing system (5) vacuumizes the test device; a gas sample collecting system (6) detects the gas components after the test; and an electrical controlling and monitoring system monitors the test process. The method comprises following steps: filling a sample into a tank, checking the airtightness, carrying out a permeability test, and cleaning the test system. The provided method can simulate a high temperature and high pressure environment of a deep stratum in a lab; pressure pulse is applied on the inlet end of a rock sample, the attenuation data of pressure pulse can be obtained, and then the rock sample permeability is calculated based on the attenuation data. The test efficiency ishigh, the external interference is little, and the test result is more accurate.

The invention relates to the technical field of nuclear power station analog machine simulation and industrial internet, particularly to a nuclear power industry internet experiment bed based on simulation. The nuclear power industry Internet platform comprises a nuclear power industry Internet platform development environment and a nuclear power plant analog machine, wherein the nuclear power industry Internet platform development environment comprises a test operation environment and a development tool set, and the test operation environment comprises an edge layer, an infrastructure cloud service layer, a data service layer, a micro-service support system, an operation platform layer and a nuclear power application layer. The nuclear power industry internet experiment bed is applied tolinks of development, debugging, integration, testing and the like of a nuclear power industry Internet platform, and can substantially improve the working efficiency and save the cost.

The invention provides an on-site corrosion detecting method and device. The method comprises the following steps: analyzing a corrosion environment in a position to be detected; collecting material and state information of a device in the position to be detected; selecting a sample type and a coupon rack type, and loading the selected sample on the coupon rack; arranging the loaded coupon rack in the position to be detected, and performing on-site implementation; and taking down the sample from the coupon rack, and performing corrosion evaluation on the sample. The invention has the following advantages: the device is simple in structure and convenient to assemble; multiple samples with different material and tissue states can be hung at one time; the fluid flow state on the surface of the sample conforms to the environment; the device is light in weight, and can not cause an obvious stress to a wall; and the device is convenient to mount and demount.

The invention discloses an airflow control device for decouple reaction ion etching equipment. The airflow control device for the decouple reaction ion etching equipment is characterized in that a rectifying cover with uniformly densely covered air holes is arranged in an exhaust port shared by the bottoms of two reaction chambers of the equipment in a sealing manner and is used for rectifying gas above a servo pressure valve, so that the uniformity and stability of the gas above the rectifying cover are greatly improved. The airflow control device for the decouple reaction ion etching equipment has the advantages that after the gas is rectified, the pressures of the left chamber and the right chamber are kept consistent, and the uniformity of a product is improved; meanwhile, the phenomenon that polymers asynchronously assemble in the chambers does not occur, so that the environments of the chambers are kept consistent, the stability of a technology is improved, the period of equipment cleaning is prolonged, the production efficiency of the equipment is improved, and the maintenance charge of the equipment is reduced.

The present invention discloses a sight glass used for temperature correction of an infrared thermometer, and a device for correction of an infrared thermometer. The device comprises a black-body furnace, a sight glass and an infrared temperature measurement device which are arranged in order at intervals. The black-body furnace is internally provided with a radiator; the sight glass comprises dual-layer glass of the sight glass and a cooling water interlayer between the dual-layer glass of the sight glass; and the infrared temperature measurement device comprises an infrared thermometer. Thepresent invention further discloses a method for correction of an infrared thermometer. Through correction of the infrared thermometer, an error between a measured temperature and an actual temperature of a silicon rod is controlled in a range of -3 DEG C to 3 DEG C, accurate measurement of the temperature of the silicon rod in a reducing furnace is achieved, and a requirement for accurate and stable control of the surface temperature of the silicon rod is met when zone-melting silicon production is performed; and moreover, the effect of the sight glass is to simulate a measurement condition that the infrared thermometer measures a production temperature of a polycrystalline silicon or a zone-melting silicon in the reducing furnace to allow the correction environment to be consistent to the actual measurement environment, and therefore the accuracy and the precision of the measured temperature of the infrared thermometer are ensured.

The invention discloses a full-automatic modular fish ethology experiment device. The device comprises an experiment zone flume; the front side of the experiment zone flume is provided with an automatic fish release device; the rear side of the experiment zone flume is provided with a water storage tank; a water circulating device is arranged between the experiment zone flume and the water storagetank; and a rotary gate plate which has on-off action and can drive fishes is further arranged between an outlet of the experiment zone flume and an inlet of the water storage tank. The full-automatic modular fish ethology experiment device can solve the problems that an existing fish ethology experiment device has single functions, injury is caused by manually driving and catching the fishes andthe fishes are frightened by artificial operation in the experiment process.

The invention relates to an electrolytic hydrogen breathing and drinking cup, comprising a base body, a main body, a cover body and a straw, wherein the base body, the main body and the cover body aresequentially connected so as to form a container used for containing water; the base body is internally provided with an electrolysis electrode; the electrolysis electrode comprises a cathode piece,an anode piece and a gas/water isolating membrane clinging to the position between the cathode piece and the anode piece; the gas/water isolating membrane is blocked on the inner wall of the base body; the main body is internally provided with a filter element; the filter element comprises a filter element shell and a filtering material, wherein the filter element shell is internally filled with the filtering material; a plurality of water through holes are evenly formed in the filter element shell; the lower end of the filter element shell covers the cathode piece; the filtering material is prepared from reducing minerals; a hydrogen collecting device used for collecting pure hydrogen is arranged above the filter element in the main body; a through hole is formed in the top of the hydrogen collecting device; the straw passes through the main body or the cover body and is communicated with the hydrogen collecting device through the through hole. The electrolytic hydrogen breathing anddrinking cup can be used for obtaining the pure hydrogen, and is simple in structure and easy to popularize and apply.

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.

The invention provides a triangular support and a powder metallurgy brake pad with the triangular support and belongs to the technical field of friction linings. A protruding ball face connected witha steel back is arranged on the upper surface of the triangular support, multiple positioning pillars are arranged around the protruding ball face, and the multiple positioning pillars are rotationally and symmetrically arranged around the center of the protruding ball face. An extending end extending out in the direction away from the protruding ball face is arranged between every two adjacent positioning pillars, wherein a spherical face groove connected with a friction block is arranged on the lower surface of the extending end. By means of the triangular support, the multiple positioning pillars are arranged on the upper surface and are rotationally and symmetrically arranged, it can be ensured that the environments where the friction blocks are located on the triangular support are consistent, stress and heat transfer of the friction blocks during braking are uniform and consistent, and therefore eccentric wear of the friction blocks is relieved.

The embodiment of the invention discloses an operation and maintenance guarantee method for multi-service non-stop maintenance. The method comprises the steps: building a distributed guarantee machineoperation and maintenance system, a monitoring management system and a migration management system based on the system architecture of a working machine, wherein the distributed guarantee machine operation and maintenance system is a virtual system built in a physical server, the virtual system creates a plurality of guarantee machines, working machines are a business system guaranteed by operation and maintenance, and the guarantee machines and the working machines form a one-to-one guarantee mode; the monitoring management system monitors the data state and the service operation state of the working machines in real time; the migration management system synchronously mirrors the data information and the system information of a working machine to a guarantee machine corresponding to theworking machine in real time according to the data state; and the distributed guarantee machine operation and maintenance system triggers high-availability switching of the working machines and the guarantee machines corresponding to the working machine according to the service operation state so as to enable the service not to be interrupted. The method is used for realizing automatic switching between a working machine and a guaranteeing machine when the working machine has service interruption, and guaranteeing that a service system is continuous.