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53results about How to "Experiment efficient" patented technology
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Axling method of polarization protection fibre-optical polarization axle based on side-looking light-intensity distributed and its application
InactiveCN1831572AHigh measurement sensitivitySignificant changeOptical fibre with polarisationCoupling light guidesFiberPosition angle
A method for setting axle of polarization shaft on polarization preserving fiber based on side view light intensity distribution includes regulating distance between said fiber and objective to let light intensity distribution present nine characteristic points, rotating said fiber to obtain light intensity characteristic amounts at different position angle and to obtain measurement curve of angle variation in following to light intensity characteristic amounts, making cross - correlation of measurement curve with standard curve and using angle corresponding to maximum value of cross - correlation as position angle of said fiber.
Owner:JINAN UNIVERSITY
CsPbX3@TiO2 nanomaterial as well as preparation method and application thereof
InactiveCN109762562ACoated evenlySimple structureMaterial nanotechnologyPhysical/chemical process catalystsN dimethylformamideFluorescence
The invention discloses a CsPbX3@TiO2 nanomaterial as well as a preparation method and application thereof. The preparation method comprises the following steps: first, dissolving CsX and PbX2 in a surfactant and an N,N-dimethylformamide solution system, and heating to form a CsPbX3 precursor solution; then hydrolyzing and coating TiOx onto the surface of CsPbX3 in a titanate solution through a sol-gel method to obtain CsPbX3@TiOx; calcining under the protection of argon to obtain the CsPbX3@TiO2 nanomaterial. The CsPbX3@TiO2 nanometer material with an obvious structure and uniform coating isprepared with a 'one pot method', and has high fluorescence stability. The material powder can be placed stably at room temperature for two months or more, keeps ultrasonically stable in an aqueous solution for 60 minutes or more, and can be widely applied in various fields such as solar cells, photocatalysis, display devices, lasers, light detection devices and biological fluorescence labels.
Owner:JINAN UNIVERSITY
Device for measuring flow of flap gap based on PIV method
ActiveCN107748052AMeet the requirements of the experimentGuaranteed accuracyAerodynamic testingBeam splittingOptoelectronics
The invention belongs to the technical field of wind tunnel tests, and in particular relates to a device and method for measuring the flow of a flap gap based on a PIV method. The method comprises thesteps of emitting a laser sheet from an emitting end of a laser, and dividing the laser sheet into two laser sheets through a light path device; coarsely tuning reflectors in the light path device and making the two laser sheets radiating respectively from two directions into a flap gap; and finely tuning the reflectors and making the two laser sheets overlap, that is, completing the constructionof a light path. The device includes a beam splitting cube, reflectors, and an optical clamping member. The device also includes a PIV unit. The device is simple and practical in structural principle, well solves the problem of light path limitation on the PIV shooting of a flow field like a flap gap environment, and greatly improves the efficiency of PIV shooting.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Rock-soil disintegration analyzer
The invention relates to a rock-soil disintegration analyzer. The rock-soil disintegration analyzer comprises a support, a synthetic glass water vat, a cover plate, a pedestal, a tension sensor, an oscillation sieve apparatus, an iron gauze plate, an oscillation apparatus, and a client; the client comprises a data reception module, a data processing module, and an image storage module, wherein thetension sensor is connected with the client in a communication mode. The tension sensor is arranged at a lower end of the cover plate, and the iron gauze plate is arranged at the lower end of the tension sensor. The oscillation sieve apparatus comprises a soil sieve assembly and a soil sieve connecting rod, the bearing is positioned over the cover plate, one end of the soil sieve connecting rod is arranged on the bearing, and the other end is connected with the soil sieve assembly by passing through the cover plate. The rock-soil disintegration analyzer can perform rock-soil disintegration experiments, and can perform analysis on soil sample particle composition after disintegration experiments, a camera can be used for recording a process of the disintegration experiments, the functionscan be improved, and the experiment process is more efficient.
Owner:李岚星
Dynamic loop microwave auxiliary clear-up device
InactiveCN101226119ASimple structureEasy to manufacturePreparing sample for investigationPeristaltic pumpMicrowave
The invention relates to a dynamic circulation microwave auxiliary digestion instrument, which is composed of a microwave source (1), a microwave resonant chamber (2), a peristaltic pump (3), an accumulator (4) and a test solution pipe (5), wherein the peristaltic pump (3) pumps the test solution in the accumulator (4) into the test solution pipe (5) which has a coil pipe structure (23) in the microwave resonant chamber (2), the test solution in the coil pipe (23) is digested via coupled microwave and flows back to the accumulator (4). The invention has the advantages that the invention can significantly accelerate digestion reaction which is hard to process at normal temperature or needs long reaction time, as the digestion reaction of COD content test in waste water. The COD digestion of national standard method needs 2h at high temperature, while the inventive method only needs several minutes. The invention can be combined with checker or analysis technique, with better extension and wide application.
Owner:JILIN UNIV
Duoplasmatron-ion-source discharge power supply
PendingCN107579662AExperiment efficientExperimental reliableDc-dc conversionElectric variable regulationTransformerDuoplasmatron
The invention discloses a duoplasmatron-ion-source discharge power supply. The duoplasmatron-ion-source discharge power supply comprises a phase shift PWM (pulse-width modulation) control circuit, a rectifier and filter circuit, a full-bridge inverter circuit and boosting transformer; the phase shift PWM control circuit is a control end of the power supply and is used for moderating duty cycle ofsignal output waveform in a phase shift mode by receiving feedback signals of output voltage and output current; a 0V and 50HZ alternating current is converted into a 300V direct current through the rectifier and filter circuit; the 300V direct current is converted into a 300V alternating current through the full-bridge inverter circuit according to output signals of the phase shift PWM control circuit; the 300V alternating current outputted by the full-bridge inverter circuit is raised to an alternating current of about 5000V through the boosting transformer; the power supply outputs currentand voltage and feeds back to the phase shift PWM control circuit. By the arrangement, the problem that a constant voltage / constant current power supply cannot meet needs of duoplasmatron ion sourcesdue to reasons of small adjustment range of output voltage and output current, low power, power supply running modes and the like is solved; the power supply applied to the duoplasmatron ion sources enables experiments of secondary-ion mass spectrometry more efficient.
Owner:JILIN UNIV
Freely-falling-body gravity acceleration measurement device based on capacitive sensors
ActiveCN109343137AAvoid the possibility of missed detectionHigh precisionConverting sensor output electrically/magneticallyGravitational wave measurementMeasurement deviceComputer module
The invention discloses a freely-falling-body gravity acceleration measurement device based on capacitive sensors. The device includes: an experiment tube column, which is vertically placed to enablea metal detection object to carry out freely-falling movement from a top to a bottom in the experiment tube column; a first capacitive sensor and a second capacitive sensor, which are disposed at different heights of the experiment tube column, are separated with a preset distance, and are used for generating induction signals when the metal detection object respectively falls to the correspondingheights; and a processing module, which is respectively connected with the first capacitive sensor and the second capacitive sensor, and is used for processing the induction signals generated by thefirst capacitive sensor and the second capacitive sensor, respectively obtaining corresponding falling-edge triggering pulse signals, and obtaining a falling time of the metal detection object in thepreset distance according to the falling-edge triggering pulse signals, which correspond to the first capacitive sensor and the second capacitive sensor, to facilitate a process of calculating gravityacceleration according to the preset distance and the falling time.
Owner:XUZHOU NORMAL UNIVERSITY
Hot stamping experiment mould
The invention discloses a hot stamping experiment mould. The water channel parameters of the mould directly affect the cooling effect of the mould. According to the technical scheme, the hot stamping experiment mould comprises an upper mould plate, a female mould fixing plate, a male mould fixing plate, a male mould, a blank holder, a female mould, a male mould fixing plate and a support plate. The hot stamping experiment mould has the advantages that the hot stamping experiment mould can achieve rapid adjustment of the cooling water channel parameters through replacement of local modules, and the cost of remanufacturing the mould is saved; cooling modules with different cooling water channel parameters are adopted in the symmetrical positions, and a contrast experiment can be conveniently and quickly completed; and the mould is provided with a fast-replacing structure, replacement of the cooling modules can be efficiently completed, and the experiment time is saved.
Owner:JIANGSU HUAQIANG MOLD TECH
Medium-low pressure hydrogen-containing pipeline experiment system and method
PendingCN113341060AEfficient blendingEfficient liquidityChemical analysis using combustionHydrogen concentrationThermodynamics
The invention provides a medium-low pressure hydrogen-containing pipeline experiment system and method. The medium-low pressure hydrogen-containing pipeline experiment system comprises a mixing device, a medium-low pressure test pipeline, a control terminal and a terminal test element connected with the control terminal, the mixing device comprises a plurality of input ports, at least one first input port is communicated with a hydrogen source, at least one second input port is communicated with a non-hydrogen source, and an output port of the mixing device is communicated with a terminal test element through a medium and low pressure test pipeline; the output port of the mixing device is provided with a hydrogen concentration detection element connected with the control terminal, and the middle and low pressure test pipeline is connected with at least one sensing element connected with the control terminal; the control terminal controls the pressure and / or flow of the mixing device and the outlet pressure and / or flow of each gas source according to the hydrogen concentration detection result; blending, flowing and utilization experiments of a pure hydrogen pipeline and a hydrogen-doped pipeline can be carried out more efficiently.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA) +1
High-efficiency and high-sensitivity biomacromolecule film transferring and dyeing system and equipment
InactiveCN102749369AGuaranteed SensitivityExperiment efficientPreparing sample for investigationMaterial electrochemical variablesPush pullEngineering
The invention discloses a high-efficiency and high-sensitivity biomacromolecule film transferring and dyeing system comprising a working unit provided with at least one passage used for detecting and analyzing a sample; and an operating part correlated with the working unit for creating at least one dyeing or film transferring passage parameter, wherein each dyeing or film transferring passage parameter comprises at least one electric field circulation time; and the invention further discloses equipment based on the high-efficiency and high-sensitivity biomacromolecule film transferring and dyeing system, and the equipment comprises a base and a shell, an operating panel is arranged at the outside of the shell, a working region, and a system power supply and a working circuit board, which are connected with the working region, are arranged in the base and the shell, the working region is provided with at least one push-pull type independent working chamber, and positive and negative electrode plates used for providing an electric field are installed in the working chamber. The quick dyeing or film transferring system or equipment capable of driving the movement of biological charged particles through the electric field to control the biomacromolecule disclosed by the invention can also guarantee the high sensitivity demand of biological detection.
Owner:杨锦宇
Pressure porous valve chip and detection method thereof
ActiveCN112808331ASimple structureCompact structureChemiluminescene/bioluminescenceLaboratory glasswaresEngineeringApparatus instruments
The invention discloses a pressure porous valve chip and a detection method thereof and belongs to the technical field of medical instruments. The pressure porous valve chip comprises a substrate sheet and a pressure valve body; a channel sheet is tightly attached to the upper side of the substrate sheet; a plurality of microfluid branch channels communicated with upper mounting holes are distributed at the downward end of the channel sheet; liquid storage grooves are formed in the channel sheet at the ends, away from the upper mounting holes, of the microfluid branch channels; a plurality of liquid inlet holes in one-to-one correspondence with the liquid storage grooves are formed in the channel sheet;the pressure valve body is connected with the channel sheet and the substrate sheet;and a plurality of fluid through holes in one-to-one correspondence with the microfluid branch channels are formed in the height direction of the pressure valve body; the fluid through holes can cover the areas where the corresponding microfluid branch channels are located; the downward end of the channel sheet is provided with a circulation area, a first microfluid main channel communicated with the circulation area and a negative pressure connector; one end of the circulation area is communicated with the other ends of the fluid through holes; and the other end of the circulation area is communicated with the negative pressure connector through the first microfluid main channel. The pressure porous valve chip is convenient to operate and high in flexibility.
Owner:YANGZHOU UNIV
High-efficiency and high-sensitivity biomacromolecule trans-membrane and staining system and device
InactiveCN104075916AReduce stainsShorten the timePreparing sample for investigationStainingMembrane channel
Owner:NANJING GENSCRIPT BIOTECH CO LTD
Device and method for measuring high-energy electrons and electromagnetic radiation under long gap discharge
The invention discloses a device and a method for measuring high-energy electrons and electromagnetic radiation under long gap discharge, which belong to the technical field of long gap discharge. Thedevice of the invention includes a discharge experiment part and a detection part. The discharge experiment part includes an impulse voltage generator, a voltage divider and a needle-plate dischargestructure. The detection part includes a scintillator probe group, a DC power supply, a linear amplifier, a multi-channel analyzer, a processor, a run-away electron beam collector and an oscilloscope.The device and the method have the characteristics of simple structure and low cost, can ensure smooth conduction of experiment, can be used to guide insulation protection under lightning overvoltageand impulse overvoltage, and can bring great economic benefits. The device and the method can improve the accuracy of space-time characterization of long gap discharge, and are helpful to promote thebasic theoretical research about long gap discharge.
Owner:CHINA ELECTRIC POWER RES INST +3
Chemical experiment virtual simulation system and method for intelligent learning
ActiveCN110473441AStrong applicabilityThe experiment process is simpleCosmonautic condition simulationsSimulatorsCompound structureSimulation methods
The invention discloses a chemical experiment virtual simulation system and a chemical experiment virtual simulation method for intelligent learning. The system comprises a compound and component trigger event monitor module and a chemical reaction simulator module. The compound and component trigger event monitor module comprises a plurality of monitoring points, and the monitoring points monitorthe following information: component attribute change events triggered between components or generation of new components. The compound is combined with the component, and the compound attribute is endowed with a new attribute of the component. Compounds are combined to obtain generated compounds and reaction phenomena. The chemical reaction simulator module monitors the mixing state of the component, the compound and the compound, calls the periodic table of elements and massive compound structure information, and intelligently calculates the generated compound, the reaction phenomenon and the residual compound information through a reaction equation function according to the compound and the reaction condition. The invention aims to enable a chemical virtual simulation system to intelligently learn and provide reaction data and reaction phenomenon support for a virtual chemical intelligent experiment.
Owner:JINAN UNIVERSITY
Method of determining FMRI dynamic brain function time window
ActiveCN112068056AAccuracyExperiment efficientMeasurements using NMR imaging systemsFunctional connectivityAlgorithm
The invention discloses a method for determining an FMRI dynamic brain function time window. The method mainly comprises the following steps of obtaining functional magnetic resonance imaging data byusing magnetic resonance imaging and preprocessing the data, obtaining a single tested function connection network according to the sizes of 50TR, 100TR, 150TR and 195TR sliding time windows in the experiment, processing the obtained windows according to the sparsity of 0.05-0.5 (the step length is 0.05), and finally acquiring ten sparse matrixes for each window, solving small-world parameters forthe sparse matrix obtained by each window, solving a mean value and a variance, calculating a total mean value and a mean value of the variance, and comparing the attribute strength and robustness ofthe small-world network with different sliding time window sizes, and according to the attributes of the small-world network under different sliding time windows, using a similar binary search methodfor narrowing the range, and searching for an optimal sliding window. According to the method, a relatively reliable sliding time window in dynamic brain analysis is obtained by taking small-world parameter strength and attribute stability as standards, and support is provided for related research on brain function connection networks.
Owner:CHINA JILIANG UNIV
Operation table for biological experiments
InactiveCN108031507AEasy to recordEasy accessLaboratory benches/tablesRadiationEngineeringShort terms
The invention discloses an operation table for biological experiments. The operation table comprises a table, a first box body and a second box body, wherein a groove and a mounting groove are formedin the upper surface of the table, a water tank is arranged at the left end of the interior of the groove, and a horizontal placing plate is arranged in the mounting groove; a plurality of springs arearranged on the lower surface of the placing plate, a horizontal top plate is fixed at the upper end of a rear plate, and a germicidal lamp which faces downwards is installed at the lower side of thetop plate; a refrigerator cabinet is arranged in the second box body, a horizontal pedal is arranged between the first box body and the second box body and below the table, and both sides of the pedal are connected to the first box body and the second box body through slide rails. Through a writing board arranged on the rear panel, rapid recording of experiment content by an experiment operator is facilitated, different experimental tools are placed on a test tube rack and a reagent bottle rack, so that taking of the tools by the operator is facilitated, and the experiments are faster and more efficient; since experimental biological materials can be stored in the refrigerator cabinet, short-term storage is facilitated, so that the external temperature is prevented from affecting experimental results.
Owner:苏州艾捷尔斯生物科技有限公司
Western blot antibody incubation box
The invention discloses a western blot antibody incubation box, and belongs to the field of laboratory instruments. The western blot antibody incubation box comprises a box body and a cover, wherein a flat plate is arranged inside the box body and maintains a certain height to the bottom surface, the upper surface of the flat plate has hydrophobicity, and rotation membranes are placed on the flat plate. According to the western blot antibody incubation box of the present invention, the rotation membranes and the antibody are placed on the hydrophobic flat plate, the antibody requirement amount is less, the contact of the antibody and the rotation membrane is uniform, the plurality of the rotation membranes can be arranged in one incubation, and no cross-contamination is generated; the groove on the bottom portion of the box body is filled with the water to maintain the moist state inside the box body so as to inhibit the volatilization of the antibody, wherein the volatilization of the water can be controlled by controlling the number of the groove for holding the water; and the whole structure is simple, the operation is convenient, the incubation experiment can be completed by using the plastic box body, the glass plate and the sealing membrane, the antibody requirement amount is less, the incubation efficiency is high, the recycling can be achieved, and the assurance is provided for the efficient and smooth performing of the experiment.
Owner:ZUNYI MEDICAL UNIVERSITY
Volume DBD (dielectric-barrier discharge) based oxide generation and formaldehyde removal device
InactiveCN108303390AAchieve removalUniform dischargeAnalysing fluids using sonic/ultrasonic/infrasonic wavesGas treatmentControl flowReaction chamber
The invention discloses a volume DBD (dielectric-barrier discharge) based oxide generation and formaldehyde removal device. The volume DBD based oxide generation and formaldehyde removal device comprises a gas source used for producing formaldehyde and air mixed gas, a valve C connected to the gas source, a gas flowmeter connected to the gas source, a formaldehyde generator connected between the gas source and a DBD reaction chamber, a valve B used for controlling initial concentration of formaldehyde by controlling flow, a valve A connected between the valve C and the DBD reaction chamber, agas detection chamber connected to the DBD reaction chamber and a gas monitoring device connected to the gas detection chamber. With adoption of the device, a contrast experiment between formaldehyderemoval by pure ozone and formaldehyde removal by discharge can be realized, and a key substance affecting the removal effect can be found out.
Owner:HOHAI UNIV CHANGZHOU
Intelligent mercurial thermometer
ActiveCN103542950AHigh precisionAccurate readingThermometers using material expansion/contactionCapillary TubingElectrical connection
The invention relates to an intelligent mercurial thermometer which comprises a long-strip-shaped mercurial thermometer body. A capillary tube extending in the longitudinal direction is arranged in the mercurial thermometer body and is communicated with a glass bulb which is located at the lower end of the mercurial thermometer body and used for containing mercury. A first wire extending in the longitudinal direction of the mercurial thermometer body is arranged in the mercurial thermometer body. The lower end of the first wire extends into the inner wall of the glass bulb and makes contact with the mercury contained in the glass bulb. The inner wall of capillary tube is provided with a second wire extending in the longitudinal direction of the capillary tube. The lower end of the second wire makes contact with the mercury, and the second wire is exposed on the inner wall of the capillary tube. The upper end of the first wire and the upper end of the second wire extend out of the mercurial thermometer body. The extended end of the first wire is electrically connected with one output end of a DC power supply. The extended end of the second wire is electrically connected with the other output end of the DC power supply through a current information processor. The intelligent mercurial thermometer can be used for visually and accurately displaying the real-time temperature in a digital mode, is high in efficiency and accuracy, and avoids personal errors.
Owner:CHONGQING MATERIALS RES INST
Numerical simulation open-type application program interface of electric power system
ActiveCN102750183AIncrease opennessIncrease flexibilityMultiprogramming arrangementsTransmissionElectric power systemParameter Type
The invention discloses a numerical simulation open-type application program interface of an electric power system, namely a network structure based on a C / S (Client / Server) mode. The interaction between a client side and a server end is realized by virtue of a message packing unit, a message transmission unit and a message analysis unit which are arranged at the client side and the server side, wherein the message packing unit is in charge of managing and packing a message required to be sent according to a unified format; the message transmission unit is in charge of transmitting the packaged message to a receiving terminal through a TCP / IP (Transmission Control Protocol / Internet Protocol); and the message analysis unit is provided with a normalized function table and used for looking up the received message, determining a function and thus processing parameters or return values in the message, wherein the structure of the function table is as follows: function name | parameter number | each parameter type | return value number | each return value type. The network structure based on the C / S mode can be used for realizing the function separation of a user and software, so that the user (the client side) can concentrate on the development the of an advanced analysis function, a software calculation engine (the server end) can be applied more efficiently and maintained and updated simpler and more conveniently, and therefore, the open-type structure can be used for greatly improving the efficiency and flexibility of developing the advanced analysis function of the electric power system.
Owner:SHANDONG UNIV
Gravity acceleration measurement instrument based on free falling body method
ActiveCN109061759AAvoid missing detectionIncrease success rateGravitational wave measurementMagnetGravitational acceleration
The invention discloses a gravity acceleration measurement instrument based on a free falling body method, which comprises an experiment pipe column, a first permanent magnet, a second permanent magnet, a first magnetic sensor, a second magnetic sensor and a processing module, wherein the experiment pipe column is vertically placed; the first permanent magnet and the second permanent magnet are arranged at different heights of the experiment pipe column and separated by a preset distance; the first magnetic sensor is arranged between the first permanent magnet and the pipe wall of the experiment pipe column; the second magnetic sensor is arranged between the second permanent magnet and the pipe wall of the experiment pipe column; the first magnetic sensor and the second magnetic sensor generate sensing signals when a metal detected object respectively falls to the corresponding heights; the processing module is respectively connected with the first magnetic sensor and the second magnetic sensor and is used for carrying out processing on the sensing signals generated by the first magnetic sensor and the second magnetic sensor, respectively obtaining corresponding falling edge trigger pulse signals and acquiring falling time of the metal detected object within the preset distance according to the falling edge trigger pulse signals corresponding to the first magnetic sensor and the second magnetic sensor so as to calculate a gravity acceleration according to the preset distance and the falling time.
Owner:XUZHOU NORMAL UNIVERSITY
A hot stamping experimental die
Owner:JIANGSU HUAQIANG MOLD TECH
Smart mercury thermometer capable of real-time monitoring
ActiveCN103557952BImprove efficiencyHigh precisionThermometers using material expansion/contactionEngineeringInformation processor
The invention relates to an intelligent mercurial thermometer capable of being monitored in real time. The intelligent mercurial thermometer comprises a strip-shaped mercurial thermometer body. A capillary tube is arranged in the mercurial thermometer body and communicated with a glass bulb located at the lower end of the mercurial thermometer body, two longitudinal guide lines parallel with the capillary tube are arranged in the mercurial thermometer body and respectively provided with a plurality of longitudinally-arranged transverse guide lines, spacing distances of the transverse guide lines on the longitudinal guide lines are the same, the transverse guide lines on the longitudinal guide lines correspond to one another and are separated by the capillary tube, one end, located on the capillary tube, of each transverse guide line is exposed out of the inner wall of the capillary tube, one end of each longitudinal guide line stretches out of the mercurial thermometer body, the stretching end of one longitudinal guide line is electrically connected with one output end of a direct-current power supply, and the stretching end of the other longitudinal guide line is electrically connected with the other output end of the direct-current power supply through a current information processor. According to the intelligent mercurial thermometer, the real-time temperature can be visually displayed as numbers.
Owner:CHONGQING MATERIALS RES INST
Device for simultaneous measurement and recording of oxygen consumption dynamic change of small animal
InactiveCN102579006ASave human effortThe test result is accurateDiagnostic recording/measuringSensorsContinuous measurementEngineering
The invention discloses a device for simultaneous measurement and recording of oxygen consumption dynamic change of a small animal. The device comprises an animal chamber, an absorbent bottle is placed inside the animal chamber, an upper opening of the animal chamber is connected with a first water detection meter, two electrodes of the first water detection meter is connected with a first relaycontrol system, two ends of the first relay control system are respectively connected with a pure oxygen storage bottle and the animal chamber through rubber hoses, the upper opening of the pure oxygen storage bottle is connected with a second water detection meter, two electrodes of the second water detection meter is connected with a second relay control system, two ends of the second relay control system are respectively connected with the pure oxygen storage bottle and a water storage bottle through rubber hoses, the water storage bottle is placed on a scale, and the scale is connected with a computer through a data output line. The device disclosed by the invention establishes a set of gas-liquid combined and real-time recording device, has the advantages of multiple paths, automaticreal-time recording and accurate data recording, and can be used for automatic continuous measurement and record of the entire animal oxygen consumption and oxygen consumption rate of multiple models. The experiments are simple, efficient and accurate.
Owner:INST OF HYGIENE & ENVIRONMENTAL MEDICINE PLA ACAD OF MILITARY MEDICAL
Device and method for testing combustion characteristics of material in low-pressure oxygen-enriched environment
PendingCN113567613AExperiment efficientEfficient analysisChemical analysis using combustionThermodynamicsControl system
The invention discloses a device and a method for testing combustion characteristics of a material in a low-pressure oxygen-enriched environment. The device comprises a low-pressure cabin body, an ignition device, a weighing device, an oxygenation system, an exhaust system, a closed-loop pressure control system and an online flue gas detection and analysis system, wherein the closed-loop pressure control system annularly sleeves the bottom of the low-pressure cabin body, the closed-loop pressure control system is connected with the oxygenation system, the low-pressure cabin body is respectively connected with the closed-loop pressure control system and the exhaust system, the weighing device is arranged in the low-pressure cabin body, an area above the weighing device is a reaction area, the ignition device extends into the internal reaction area from the outside of the low-pressure cabin body through an ignition rod, and the online flue gas detection and analysis system is connected with the low-pressure cabin body. By means of the device, the combustion characteristics of the material in the low-pressure oxygen-enriched environment can be efficiently and accurately experimented and analyzed, and pressure at different altitudes can be simulated.
Owner:CIVIL AVIATION FLIGHT UNIV OF CHINA
Intelligent mercurial thermometer capable of being monitored in real time
ActiveCN103557952AImprove efficiencyHigh precisionThermometers using material expansion/contactionCapillary TubingElectrical connection
The invention relates to an intelligent mercurial thermometer capable of being monitored in real time. The intelligent mercurial thermometer comprises a strip-shaped mercurial thermometer body. A capillary tube is arranged in the mercurial thermometer body and communicated with a glass bulb located at the lower end of the mercurial thermometer body, two longitudinal guide lines parallel with the capillary tube are arranged in the mercurial thermometer body and respectively provided with a plurality of longitudinally-arranged transverse guide lines, spacing distances of the transverse guide lines on the longitudinal guide lines are the same, the transverse guide lines on the longitudinal guide lines correspond to one another and are separated by the capillary tube, one end, located on the capillary tube, of each transverse guide line is exposed out of the inner wall of the capillary tube, one end of each longitudinal guide line stretches out of the mercurial thermometer body, the stretching end of one longitudinal guide line is electrically connected with one output end of a direct-current power supply, and the stretching end of the other longitudinal guide line is electrically connected with the other output end of the direct-current power supply through a current information processor. According to the intelligent mercurial thermometer, the real-time temperature can be visually displayed as numbers.
Owner:CHONGQING MATERIALS RES INST
Testing system and method used for simulating sunlight focusing
PendingCN108414198AAccurate and reliable simulationExperimental results are reliableOptical apparatus testingAutomatic controlVertical plane
The invention relates to a testing system used for simulating sunlight focusing. The testing system comprise a sunlight simulating device, an angle regulating device and a reflector which a lined up at certain intervals and is characterized in that the angle regulating device is provided with a rotary shaft, and the rotary shaft is vertical to a platform and fixedly connected with the same; the rotary shaft can be driven by a first power mechanism to rotate and driven by a second power mechanism to rotate in a vertical plane so as to drive the platform to rotate, and the platform is used for placing and fixing a to-be-test object; the reflector is provided with a reflecting mirror surface, the reflecting mirror surface is provided with an angle meter, the reflecting mirror surface receivesthe light of the sunlight simulating device and reflects the light to the to-be-tested object, and the to-be-tested object is provided with a lens structure. The testing system has the advantages that sunlight irradiation of various incidence angles can be precisely and reliably simulated, and the testing results are allowed to have high repeatability; the system's requirements on testing sites are lowered; the rotation and movement of the angle regulating device are controlled automatically, and the testing process is allowed to be simple and efficient.
Owner:HASCO VISION TECHNOLOGY CO LTD
Smart Mercury Thermometer
ActiveCN103542950BHigh precisionAccurate readingThermometers using material expansion/contactionEngineeringInformation processor
Owner:CHONGQING MATERIALS RES INST
Circuit module identification method, circuit module and simulation experiment system
ActiveCN108804844AFast intelligent identificationFast simulationDesign optimisation/simulationCAD circuit designComputer moduleComputer engineering
The embodiment of the invention discloses a circuit module identification method, a circuit module and a simulation experiment system. Positioning identification information is stored in a readable-writable module of the circuit module, and the positioning identification information comprises identifier information of at least two positioning pines of the circuit module and identification information for determining the attribute of the circuit module; the circuit module receives a read request sent by a hardware platform based on at least two positioning pins; and the positioning identification information is sent to the hardware platform through at least two positioning pins. Therefore, the hardware platform can position the location of the circuit module on the hardware platform based on the positioning identification information; the external equipment or system can acquire the positioning identification information of the circuit module on the hardware platform through the hardware platform, thereby realizing intelligent identification of the circuit module on the hardware platform and providing possibility for the synchronization of the material construction and virtual simulation of the circuit, the user can quickly and efficiently perform simulation and experiment at any time, and the difference between the theory and the practical can be seamlessly bridged.
Owner:深圳市易星标技术有限公司
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