39results about How to "Controllable test process" patented technology

The invention provides a triaxial tensile testing device and method for rocks. The triaxial tensile testing device comprises a follow-up interlocking device for enabling a loading platform to do freemovement along a piston of an actuator, a step type strip-shaped sliding rail and a multi-degree-of-freedom axial direct tensile clamp mounted in a triaxial chamber of a testing machine. The device provided by the invention is simple in structure, reasonable in design and simple and convenient to machine and produce, and use and operate; testing researches of triaxial tensile mechanical propertiesof the rocks under various complicated conditions can be conveniently, rapidly, stably and reliably finished by utilizing rock triaxial compression testing machines including an MTS815 type and the like, which only can be used for carrying out a rock test piece triaxial compression test, through the follow-up interlocking device and the multi-degree-of-freedom axial direct tensile clamp.

This invention discloses a kind of parallel test method, which includes the following steps: A,establish the measured object linking with the multi-port adapter which has at least one port, and each measured object has its own port; B,test executer sends at least one piece of testing information to the multi-port adapter at the same time, and each piece of testing information has its own port; C,when the multi-port adapter receives the testing information, it will send the information to the related measured object; D,after the measured object receives the testing information, it will send back the testing result to the test executer through the multi-port adapter; E,test executer will determine the character of the measured object according to the result. This invention also discloses a kind of parallel test system, including the test executer, the multi-port adapter, and the measured object. This system and the method can reduce the cost of the parallel test.

The invention discloses a testing device and a testing method for the dust removing effect of a dust suppressant and a dust preventive. The testing device comprises a data collecting and processing device, a simulated roadway device, a dust generation device, a dust preventive spraying device and a dust removing device. The testing method comprises the following steps: 1, preparing dust which is not soaked in a dust suppressant solution; 2, preparing dust which is soaked in the dust suppressant solution; 3, measuring the air dust concentration in a simulated roadway; 4, conveying the dust which is not soaked in the dust suppressant solution and measuring the dust concentration in the simulated roadway; 5, starting the dust preventive spraying device while conveying the dust which is not soaked in the dust suppressant solution, and measuring the dust concentration in the simulated roadway; 6, conveying the dust which is soaked in the dust suppressant solution and measuring the dust concentration in the simulated roadway; 7, starting the dust preventive spraying device while conveying the dust which is soaked in the dust suppressant solution, and measuring the dust concentration in the simulated roadway; 8, processing data and obtaining the dust removing efficiency. The testing device and the testing method, disclosed by the invention, are capable of testing the dust removing effect of the dust suppressant and the dust preventive.

The invention relates to a vehicle inspection device and a method, and provides a device for testing the starting and shifting performance of a vehicle and a method to solve the problem that the starting and shifting performance testing of an existing transmission lacks a special detection device. The device for testing the starting and shifting performance of the vehicle comprises a transmission,a driveshaft which is connected to the output shaft of the transmission, a drive motor which is connected to the input shaft of the transmission via an electromagnetic clutch, a data acquisition processor, and an operation controller. The transmission comprises a transmission body, a shift selecting manipulator and a shifting manipulator. The shifting manipulator is provided with a force sensor.The input shaft of the transmission is provided with a rotating speed encoder and an inertia disk. The driveshaft is provided with an inertia wheel set. The electromagnetic clutch is connected to a power source via a neutral position switch. The neutral position switch is provided at a neutral light of the transmission body. The speed encoder and the force sensor are respectively and electricallyconnected to the data acquisition processor. The drive motor, the shaft selecting manipulator, and the shifting manipulator are respectively electrically connected to the operation controller.

The invention discloses an observation method of a soil body shear zone expansive process. The observation method includes the steps of: 1) sampling: cutting to-be-tested soil samples from a to-be-tested soil body shear zone at different depths by means of a sampling cutting ring; 2) performing shear test and obtaining soil body micro-structural images, wherein a shear test result of the to-be-tested soil samples from the to-be-tested soil body shear zone at different depths is obtained, and the step 2) includes the processes of: clamping the sampling cutting ring and the soil sample, performing the shear test, dropwise adding a curing liquid, level-cutting the bottom of the soil sample, supporting the soil sample, level-cutting the top of the soil sample, taking the soil sample out from a shear seam, subsequently processing the soil sample in the shear seam, and performing electron microscope scanning; 3) sequencing the shear test result. The method has reasonable design and simple operations, is good in use effects, can easily obtain the shear strength of different depths and the micro-structure of the shear positions of the soil body shear zone so as to perform simple and direct observation of the soil body shear zone expansive process.

The invention discloses testing system and method of a network cell device. The method comprises the following steps: allocating parameters of the network cell device to be tested through a device operating maintaining unit; acquiring a resource file through the device operating maintaining unit and then transmitting a resource file to a peripheral network cell device simulating unit; operating the resource file by the peripheral network cell device to simulate the peripheral network cell device; sending a control command to the network cell device to be detected by the device operating maintaining unit and performing the test. According to the system and method, different simulating network cell devices are matched through the resource file, thus the testing process is controllable, and the automatic performing of the encircling testing of the network cell device is realized, and as a result, the testing efficiency is raised.

The invention discloses a test device for detecting the bonding strength of a semiconductor device, and relates to the technical field of semiconductor detection to solve the problem that a semiconductor device bonding strength test device in the prior art is prone to measurement failure. The test device comprises a mounting plate on which a composite cantilever beam is fixedly mounted. A displacement sensor for measuring the displacement change of the free end of the composite cantilever beam is fixedly mounted on the upper end of the composite cantilever beam on the mounting plate. By meansof the displacement sensor fixed to the mounting plate and used for detecting the position of the free end of the composite cantilever beam, the test device detects the position of a test cutter in real time during a process that the test cutter cuts a semiconductor material layer, ensures that the test cutter does not cause excessive penetration and insufficient penetration, thereby avoiding testfailure.

The invention discloses a method for verifying a server in compliance with the vSAN standard or not and relates to the system compatibility testing technology. The method includes adopting two servers, namely TM and SUT, with systems VMmre ESXi; allowing the TM to install a workbench as testing software, installing vCenter to manage the entire testing environment, connecting a gigabit switcher to the management network access ports of the two servers, and connecting a 10G switcher to the testing network access ports; in the testing process, observing the progress and UI interface to monitor and handle problems, and grasping testing content and testing steps; after testing is completed, verifying the server components is in compliance with the vSAN standard or not according to the testing result. The vSAN compatibility of the tested server can be tested rapidly and conveniently, and the method has the advantages of simple configuration, short cycles and convenience for monitoring and checking.

The invention discloses a natural gas hydrate drilled core light hydrocarbon gas content analysis test system and a method. The analysis test system comprises a temperature control cavity, wherein a weight calculation part is arranged in the temperature control cavity; a sealed decomposition chamber is placed on the weight calculation part; a gas inlet one-way valve and a gas outlet gas circuit switch are respectively arranged on a gas inlet and a gas outlet of the decomposition chamber; a pressure meter and a safety valve are also arranged on the decomposition chamber; an air source is connected with the gas inlet one-way valve through a first fast gas circuit connector; the gas outlet gas circuit switch is connected with a gas inlet of a gas collecting chamber through a second fast gas circuit connector; a gas outlet, an air source and a hydrogen source of the gas collecting chamber are respectively connected with a corresponding gas inlet of a hydrogen flame ionization detector; a gas taking port is also formed in the gas collecting chamber. According to the natural gas hydrate drilled core light hydrocarbon gas content analysis test system and the method provided by the invention, a hydrate is controlled at low temperature so as to be decomposed, and the hydrogen flame ionization detector is used for directly measuring and analyzing light dydrocarbon gas volume, so that the accurate measurement on light dydrocarbon gas content in a natural gas hydrate reservoir drilled core is realized, the technical difficulties and the safety risks caused by low decomposition temperature, fast speed, and large release gas volume are overcome, and the system and the method are safe and practical.

The invention discloses a shear test apparatus and a shear test method of a soil body under confining pressure status. The shear test apparatus includes: a shear fixture for clamping a to-be-tested soil sample, a pressurizing apparatus for applying confining pressure to the to-be-tested soil sample, and a vertical loading apparatus above the shear fixture. The shear fixture comprises an upper fixture and a lower fixture; the pressurizing apparatus includes four pressurizing pieces. The shear test method includes the steps of: 1) sampling; 2) shear test and acquisition of a soil body micro-structure image: clamping the pressurizing apparatus and the soil sample, performing the shear test, dropwise adding a curing liquid, level-cutting the bottom of the soil sample, supporting the soil sample, level-cutting the top of the soil sample, taking the soil sample out from a shear seam, subsequently processing the soil sample in the shear seam, and performing electron microscope scanning. The method has reasonable design and is convenient to carry out, is low in cost, is short in time, has good use effects and can easily and quickly complete the shear test of the soil sample for a soil body shear zone under confining pressure status, and also can accurately analyze the micro-structure of the soil body under the confining pressure status.

The invention discloses a high-concurrency test method of a streaming media direct storage system, and belongs to the technical field of media stream storage test. According to the high-concurrency test method for the streaming media direct storage system, a streaming media amplifier is constructed by adopting a streaming media distribution technology and an asynchronous architecture technology, asingle-path video is converted into multiple paths of video streams, streaming storage is started by applying a media storage service, and a large number of video streams are stored locally, so thatvideo stream output of a large number of devices is simulated. The high-concurrency test method of the streaming media direct storage system can meet the test requirements of the streaming media direct storage system with high connection number, large data volume and high performance, has high expandability and universality, and has good popularization and application value.

The invention discloses a simulation test method for landslide hazard of a soft soil layer under a confining pressure condition. The simulation test method comprises the following steps: firstly, sampling; secondly, carrying out a landslide hazard simulation test, comprising the following steps: 201, clamping a soil sample and a pressure device and adding water into the soil sample; 202, carrying out shear test; 203, dropping solidifying liquid; 204, slicing the bottom of the soil sample; 205, propping roof of the soil sample; 206, slicing the bottom of the soil sample; 207, taking out a soil body test sample in a shearing crack; 208, carrying out subsequent processing on the soil body test sample in the shearing crack; 209, carrying out electron microscope scanning; 210, carrying out the simulation test by utilizing the next to-be-tested surface; and 211, repeating the step 210 for N-2 times, so that a simulation test process is completed; and thirdly, sorting results of a shear simulation test. The simulation test method disclosed by the invention has the advantages that design is reasonable, operation is simple, using effect is good, shear strengths at different depths on a tested landslide and a microstructure at a shearing position can be simply and rapidly acquired, and an expansion process of a shear zone on the landslide under the confining pressure state can be really simulated.

The invention relates to a rainfall simulation rotary bituminous pavement friction coefficient tester and a testing method thereof. The rainfall simulation rotary bituminous pavement friction coefficient tester comprises a rain box divided into a main equipment area and an auxiliary equipment area, wherein the main equipment area is divided into an upper part and a lower part by a rain collection baseplate, and a water collection box is arranged at the lower part; a water distributing pipe with nozzles is arranged at the top of the right part of the upper part; two clamp strips are arranged at the bottom of the right part of the upper part, and a test mold is placed between the two clamp strips; a dynamic rotary friction coefficient tester is arranged on the upper surface of the test mold; a water storage bucket is arranged at the bottom of the left part, and the bottom of the water storage bucket is connected to a water pump in the water collection box through a water inlet pipe; another water pump is arranged at the top of the water storage bucket and connected with the water distributing pipe through a water delivery pipeline; a tee joint, a flowmeter and a solenoid valve are sequentially arranged on the water delivery pipeline from bottom to top; the tee joint is connected with a water return pipe with an adjustment valve, and the water return pipe is connected to the water storage bucket; a control box is arranged in the auxiliary equipment area. The rainfall simulation rotary bituminous pavement friction coefficient tester is simple in structure, and simple and convenient to operate.

The invention discloses an automatic testing system for a secondary circuit of a transformer substation. The automatic testing system comprises a main control device and a distributed tester, the invention further discloses an automatic testing method for the secondary circuit of the transformer substation, automatic testing of the secondary circuit of the transformer substation is achieved, the testing process of the secondary circuit of the transformer substation is controllable and observable, and the problems that wiring of the secondary circuit of the transformer substation is not consistent in figure and reality, and testing and defect checking are difficult are solved. And the test efficiency and accuracy of the secondary circuit of the transformer substation are improved.

The invention provides a photomultiplier linear range testing device and method. The photomultiplier linear range testing device comprises a light source, a light source driver, a light splitting camera obscura, an integrating sphere, a light guide piece, a testing camera obscura, a testing electronics system and a computer. The light source emits light and irradiates the light-splitting dark box.The light splitting camera obscura is an opaque box body with a light inlet and a light outlet, light beam splitting output is carried out through the light splitting camera obscura, and the light beam is irradiated into the integrating sphere through the light outlet to be uniformly mixed. A light outlet of the integrating sphere is connected with a light inlet of the test camera obscura througha light guide piece. The test electronics system is used for providing high voltage for working of the photomultiplier and measuring an output signal of the photomultiplier. The computer is used forcontrolling the operation of the test device, and is used for controlling the light source driver, controlling the electric device in the light splitting dark box to realize light splitting, controlling and configuring the test of the test electronics system, reading a measurement value of the test electronics system and generating a test result after processing.

The invention discloses a method for observing expansion procedures of soil mass shear bands in confining pressure states. The method includes steps of firstly, sampling soil; secondly, carrying out shear tests, acquiring images of microscopic structures of soil masses, acquiring shear test results of to-be-tested soil samples at a plurality of different depth positions on the to-be-tested soil mass shear bands in the confining pressure states; thirdly, ranking the shear test results. When the shear tests are carried out on the to-be-tested soil samples and the images of the microscopic structures of the soil masses are acquired, procedures include clamping the soil samples and pressure devices, carrying out the shear tests, dropping solidifying liquid into the soil samples, flatly cutting the bottoms of the soil samples, propping the soil samples, flatly cutting the tops of the soil samples, fetching soil mass test specimens out of shear gaps, carrying out subsequent treatment on soil mass test specimens in the shear gaps and scanning the soil mass test specimens by the aid of electron microscopes. The method has the advantages that the method includes the simple steps, is reasonable in design and easy and convenient to implement, good service effects can be realized, the shear strength of the different depth positions on the tested soil mass shear bands in the confining pressure states and microscopic structures of shear positions can be easily, conveniently and quickly acquired, and accordingly the expansion procedures of the soil mass shear bands in the confining pressure states can be easily, conveniently and visually observed.

This invention discloses a kind of parallel test method, which includes the following steps: A,establish the measured object linking with the multi-port adapter which has at least one port, and each measured object has its own port; B,test executer sends at least one piece of testing information to the multi-port adapter at the same time, and each piece of testing information has its own port; C,when the multi-port adapter receives the testing information, it will send the information to the related measured object; D,after the measured object receives the testing information, it will send back the testing result to the test executer through the multi-port adapter; E,test executer will determine the character of the measured object according to the result. This invention also discloses a kind of parallel test system, including the test executer, the multi-port adapter, and the measured object. This system and the method can reduce the cost of the parallel test.

The invention provides a photomultiplier line linear range testing device and method, comprising a light source, a light source driver, a spectroscopic dark box, an integrating sphere, a light guide, a testing dark box, a testing electronic system and a computer. After the light source emits light, it is irradiated to the spectroscopic dark box; the spectroscopic dark box is an opaque box with a light entrance port and a light exit port. The beam splitting output is performed through the spectroscopic dark box, and the light beam is irradiated into the integrating sphere through the light exit port to mix evenly; the light exit port of the integrating sphere It is connected with the light entrance of the test dark box through a light guide; the test electronics system is used to provide the high voltage of the photomultiplier tube and measure the output signal of the photomultiplier tube; the computer is used to control the operation of the test device, including the control Control the light source driver, control the electric device in the spectroscopic dark box to realize light splitting, control and configure the test electronic system test, and read the measurement value of the test electronic system and generate the test result after processing.

The invention provides an abnormal judgment method for a fast idle mode of a hands-free calling circuit. The method comprises the flowing steps that S1, sine wave signals are input at the microphone end of the hands-free calling circuit, and the output end of a near-end / far-end level detector and the output end of a sending / receiving background noise detector are connected to the corresponding externally connected electrical levels respectively; S2, the hands-free calling circuit is switched into the fast idle mode from a sending mode by changing the externally connected electrical levels, and first switching time TF is measured; S3, the hands-free calling circuit is switched into a slow idle mode from the sending mode by changing the externally connected electrical levels, and second switching time TS is measured; S4, the first switching time and the second switching time are compared, the fact that the fast idle mode is normal is judged if TS >= 6TF, and otherwise, the fact that the fast idle mode is abnormal is judged. The test process of the method is controllable, testing efficiency can be improved greatly, and test errors caused by the difference of peripheral circuits in tests can be avoided effectively.

The invention discloses a method for observing expansion procedures of soil mass shear bands in confining pressure states. The method includes steps of firstly, sampling soil; secondly, carrying out shear tests, acquiring images of microscopic structures of soil masses, acquiring shear test results of to-be-tested soil samples at a plurality of different depth positions on the to-be-tested soil mass shear bands in the confining pressure states; thirdly, ranking the shear test results. When the shear tests are carried out on the to-be-tested soil samples and the images of the microscopic structures of the soil masses are acquired, procedures include clamping the soil samples and pressure devices, carrying out the shear tests, dropping solidifying liquid into the soil samples, flatly cutting the bottoms of the soil samples, propping the soil samples, flatly cutting the tops of the soil samples, fetching soil mass test specimens out of shear gaps, carrying out subsequent treatment on soil mass test specimens in the shear gaps and scanning the soil mass test specimens by the aid of electron microscopes. The method has the advantages that the method includes the simple steps, is reasonable in design and easy and convenient to implement, good service effects can be realized, the shear strength of the different depth positions on the tested soil mass shear bands in the confining pressure states and microscopic structures of shear positions can be easily, conveniently and quickly acquired, and accordingly the expansion procedures of the soil mass shear bands in the confining pressure states can be easily, conveniently and visually observed.

The invention relates to a high-precision detection method and circuit for dynamic response of a power supply. It includes an LDO circuit to be tested and a test power supply circuit; the test power supply circuit includes a first high-precision low-temperature drift power supply, a second high-precision low-temperature drift power supply, and a high-speed power switch S1; the high-speed power switch S1 is controlled to be on and off. When the state is cyclically switched, the first test voltage and the second test voltage can be cyclically loaded to the power supply terminal of the LDO circuit to be tested, according to the corresponding working state of the LDO circuit to be tested under the first test voltage and the second test voltage , so as to be able to determine the dynamic response of the power supply of the LDO circuit under test. The invention can effectively realize the power dynamic response test of the LDO, the test process is controllable, and the test efficiency and reliability are improved.

The invention discloses testing system and method of a network cell device. The method comprises the following steps: allocating parameters of the network cell device to be tested through a device operating maintaining unit; acquiring a resource file through the device operating maintaining unit and then transmitting a resource file to a peripheral network cell device simulating unit; operating the resource file by the peripheral network cell device to simulate the peripheral network cell device; sending a control command to the network cell device to be detected by the device operating maintaining unit and performing the test. According to the system and method, different simulating network cell devices are matched through the resource file, thus the testing process is controllable, and the automatic performing of the encircling testing of the network cell device is realized, and as a result, the testing efficiency is raised.

The invention relates to a rainfall simulation rotary bituminous pavement friction coefficient tester and a testing method thereof. The rainfall simulation rotary bituminous pavement friction coefficient tester comprises a rain box divided into a main equipment area and an auxiliary equipment area, wherein the main equipment area is divided into an upper part and a lower part by a rain collection baseplate, and a water collection box is arranged at the lower part; a water distributing pipe with nozzles is arranged at the top of the right part of the upper part; two clamp strips are arranged at the bottom of the right part of the upper part, and a test mold is placed between the two clamp strips; a dynamic rotary friction coefficient tester is arranged on the upper surface of the test mold; a water storage bucket is arranged at the bottom of the left part, and the bottom of the water storage bucket is connected to a water pump in the water collection box through a water inlet pipe; another water pump is arranged at the top of the water storage bucket and connected with the water distributing pipe through a water delivery pipeline; a tee joint, a flowmeter and a solenoid valve are sequentially arranged on the water delivery pipeline from bottom to top; the tee joint is connected with a water return pipe with an adjustment valve, and the water return pipe is connected to the water storage bucket; a control box is arranged in the auxiliary equipment area. The rainfall simulation rotary bituminous pavement friction coefficient tester is simple in structure, and simple and convenient to operate.

The invention relates to a high-precision detection method and circuit for dynamic response of a power supply. The LDO test circuit comprises an LDO circuit to be tested and a test power supply circuit. The test power supply circuit comprises a first high-precision low-temperature-drift power supply, a second high-precision low-temperature-drift power supply and a high-speed power switch S1; and when the high-speed power switch S1 is controlled to be circularly switched between an on state and an off state, the first test voltage and the second test voltage can be circularly loaded to the power supply end of the to-be-tested LDO circuit, and the power supply dynamic response of the to-be-tested LDO circuit can be determined according to the corresponding working states of the to-be-tested LDO circuit under the first test voltage and the second test voltage. According to the invention, the LDO power supply dynamic response test can be effectively realized, the test process is controllable, and the test efficiency and reliability are improved.

The invention discloses a soothing efficacy test method for cosmetics and raw materials thereof, and aims to provide a test method for evaluating the soothing efficacy of cosmetics by adopting cells as a detection means, the method adopts the cells to replace human body tests, accords with the '3R' principle of experimental animals, and is economical and rapid, controllable in test process and standardized in test system. And large result deviation caused by individual differences of human bodies is avoided. The test method comprises the following steps: culturing a mouse macrophage cell strain in vitro, adding a sample to be tested into cells for testing, firstly testing the cytotoxicity of the sample, then selecting a concentration without cytotoxicity to carry out a nitric oxide (NO) release inhibition test, and analyzing and evaluating the soothing effect of the sample through a statistical means. According to the test method, through multiple times of practical application, a judgment standard of the relieving effect is established. The test method is used for evaluating the soothing efficacy of cosmetics and raw materials thereof, and belongs to the technical field of cosmetics.

The invention discloses a simulation test method for the landslide hazard of a soft soil layer. The simulation test method comprises the following steps: (1) sampling; (2) landslide hazard simulation test: carrying out a simulation test on the landslide hazard of a to-be-tested sliding slope by virtue of N to-be-tested surfaces of a tested soil sample from top to bottom: (201) clamping a sampling ring knife and the soil sample, adding water into the soil sample; (202) carrying out a shear test; (203) dropping solidifying liquid; (204) transversely cutting the bottom of the soil sample; (205) supporting the soil sample; (206) transversely cutting the top of the soil sample; (207) taking out the soil sample in a shearing seam; (208) carrying out subsequent processing on the soil sample in the shearing seam; (209) carrying out electron microscope scanning; (210) carrying out the simulation test by virtue of the next to-be-tested surface; (211) repeatedly carrying out the step (210) for N-2 times, so as to finish the whole simulation test process; and (3) sorting shear simulation test results. The simulation test method is simple, the design is reasonable, the use effect is good, and the expansion process of a shear zone on the sliding slope can be effectively and truly simulated.

The invention discloses an isolation performance library-based isolation performance evaluation method of an asphalt isolation agent. The isolation performance library-based isolation performance evaluation method comprises the steps of 1, inputting constituent information of an asphalt isolation agent to be tested; 2, inquiring an isolation performance library; 3, evaluating isolation performanceof the asphalt isolation agent to be tested, wherein the step of evaluating the isolation performance of the asphalt isolation agent to be tested comprises four steps of brushing the asphalt isolation agent, testing drawing, determining effective isolation frequency and outputting an isolation performance evaluation result; and 4, updating the isolation performance library. An isolation performance index of the asphalt isolation agent to be tested is given out by inquiring the asphalt isolation performance library to be built in advance, and intuitive and accurate evaluation is performed on the isolation performance of the asphalt isolation agent to be tested according to the isolation performance index; and meanwhile, the isolation performance evaluation method of the asphalt isolation agent is provided and can be used for performing simple and accurate evaluation on the isolation performance index of the asphalt isolation agent which is not stored in the asphalt isolation performance library, the asphalt isolation performance is updated and completed according to an evaluation result, and subsequent all-around and rapid inquiry and application are facilitated.

The invention discloses a method for evaluating the isolation performance of an asphalt release agent based on an isolation performance library, comprising the steps of: 1. inputting component information of the asphalt release agent to be tested; 2. querying the isolation performance library; 3. isolation performance of the asphalt release agent to be tested Evaluation, including four steps of asphalt release agent brushing, pull-out test, determination of effective isolation times and output of isolation performance evaluation results; 4. Update of isolation performance database. The invention provides the isolation performance index of the asphalt release agent to be tested by querying the pre-established asphalt isolation performance database, and conducts an intuitive and accurate evaluation of the isolation performance of the asphalt release agent to be tested through the isolation performance index, and provides an asphalt release agent isolation The performance evaluation method can easily and accurately evaluate the isolation performance indicators of asphalt isolation agents not stored in the asphalt isolation performance database, and update and improve the asphalt isolation performance database according to the evaluation results, which is convenient for more comprehensive and rapid query and use in the later period.

The invention discloses a simulation test method for the landslide hazard of a soft soil layer. The simulation test method comprises the following steps: (1) sampling; (2) landslide hazard simulation test: carrying out a simulation test on the landslide hazard of a to-be-tested sliding slope by virtue of N to-be-tested surfaces of a tested soil sample from top to bottom: (201) clamping a sampling ring knife and the soil sample, adding water into the soil sample; (202) carrying out a shear test; (203) dropping solidifying liquid; (204) transversely cutting the bottom of the soil sample; (205) supporting the soil sample; (206) transversely cutting the top of the soil sample; (207) taking out the soil sample in a shearing seam; (208) carrying out subsequent processing on the soil sample in the shearing seam; (209) carrying out electron microscope scanning; (210) carrying out the simulation test by virtue of the next to-be-tested surface; (211) repeatedly carrying out the step (210) for N-2 times, so as to finish the whole simulation test process; and (3) sorting shear simulation test results. The simulation test method is simple, the design is reasonable, the use effect is good, and the expansion process of a shear zone on the sliding slope can be effectively and truly simulated.

The invention discloses a natural gas hydrate drilled core light hydrocarbon gas content analysis test system and a method. The analysis test system comprises a temperature control cavity, wherein a weight calculation part is arranged in the temperature control cavity; a sealed decomposition chamber is placed on the weight calculation part; a gas inlet one-way valve and a gas outlet gas circuit switch are respectively arranged on a gas inlet and a gas outlet of the decomposition chamber; a pressure meter and a safety valve are also arranged on the decomposition chamber; an air source is connected with the gas inlet one-way valve through a first fast gas circuit connector; the gas outlet gas circuit switch is connected with a gas inlet of a gas collecting chamber through a second fast gas circuit connector; a gas outlet, an air source and a hydrogen source of the gas collecting chamber are respectively connected with a corresponding gas inlet of a hydrogen flame ionization detector; a gas taking port is also formed in the gas collecting chamber. According to the natural gas hydrate drilled core light hydrocarbon gas content analysis test system and the method provided by the invention, a hydrate is controlled at low temperature so as to be decomposed, and the hydrogen flame ionization detector is used for directly measuring and analyzing light dydrocarbon gas volume, so that the accurate measurement on light dydrocarbon gas content in a natural gas hydrate reservoir drilled core is realized, the technical difficulties and the safety risks caused by low decomposition temperature, fast speed, and large release gas volume are overcome, and the system and the method are safe and practical.