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67results about How to "No mismatch" patented technology

GaN-based VCSEL chip based on porous DBR and preparation method

The invention discloses a GaN-based VCSEL chip based on a porous DBR. The GaN-based VCSEL chip comprises a substrate, a buffer layer manufactured on the substrate, a bottom porous DBR layer manufactured on the buffer layer, an n-type doped GaN layer manufactured on the bottom porous DBR layer, an active layer manufactured on the n-type doped GaN layer, an electron blocking layer manufactured on the active layer, a p-type doped GaN layer manufactured on the electron blocking layer, a current limiting layer manufactured on the p-type doped GaN layer, a transparent electrode manufactured on the p-type doped GaN layer, an n electrode, a p electrode manufactured on the transparent electrode, and a dielectric DBR layer, wherein a table board is formed by etching the periphery of the n-type doped GaN layer downwards; a current window is formed in the center of the current limiting layer; the current limiting layer covers the active layer, the electron blocking layer and the side wall of a bulge part of the n-type doped GaN layer; the n electrode is manufactured on the table board of the n-type doped GaN layer; a notch is formed in the middle of the p electrode; and the dielectric DBR layer is manufactured on the transparent electrode in the notch of the p electrode.
Owner:INST OF SEMICONDUCTORS - CHINESE ACAD OF SCI

User interface interaction method in camera real-time picture of intelligent touch screen equipment

InactiveCN105068748AMeet the creative needs of shootingMeet creative needsInput/output processes for data processingComputer graphics (images)Video processing
The invention belongs to the technical field of video processing, and provides a user interface interaction method in a camera real-time picture of intelligent touch screen equipment. The user interface interaction method comprises the following steps: when a user clicks a camera picture, detecting a current click area, displaying different prop effects in real time in the camera picture, wherein the position, the size and the direction of each prop keep exactly consistent with the positions, the sizes and the directions of the facial features of a face in the camera picture, and the props move along with the movement of the face; executing a corresponding operation by a user through the detection of a clicking area, a dragging distance and a slipping-off speed in a process that the user firstly clicks a camera picture interface and then successively drags and releases the camera picture interface; and if no faces are in the presence, adding a tag on a clicking position, or when the tag is in the presence, replacing a new tag, and ensuring that the user can immediately see an effect of the tag in the camera picture. User operation efficiency and instantaneity are greatly improved, the originality requirements of short video shooting are met, and an operation threshold of general video tool software is obviously lowered.
Owner:SHANGHAI YINGSUI NETWORK TECH

Amplification primer for grouper catostomidae mitochondrial genome complete sequence and design method thereof

The invention discloses an amplification primer for a grouper catostomidae mitochondrial genome complete sequence and a design method thereof, relates to groupers, and particularly relates to 16 pairs of amplification primers mainly used for specifically amplifying most grouper catostomidae mitochondrial genome complete sequences and a design method thereof. The invention provides an amplification primer for a grouper catostomidae mitochondrial genome complete sequence, a design method thereof and application thereof. The amplification primer for the grouper catostomidae mitochondrial genome complete sequence consists of 16 pairs of single-chain oligonucleotides, wherein each pair consists of one light-chain primer and one heavy-chain primer. The amplification primer for the grouper catostomidae mitochondrial genome complete sequence can be used in the aspects of variety authentication, geographical population authentication, germplasm resource evaluation and the like.
Owner:XIAMEN UNIV

Intelligent storage and distribution system based on drive of Internet of Things

InactiveCN109062202AImprove the efficiency of delivery goodsNo mismatchLogisticsPosition/course control in two dimensionsPath generationThe Internet
The invention discloses an intelligent storage and distribution system based on drive of the Internet of Things. The intelligent storage and distribution system comprises a hardware part and a software part, wherein the hardware part comprises a cloud server and multiple intelligent unmanned electric carrying forklifts. The cloud server is in communication with all the intelligent unmanned electric carrying forklifts through a wireless network, and each intelligent unmanned electric carrying forklift is provided with multiple types of sensors. The software part comprises a dispatching system,a storage location management system, a collision avoiding system, a path generation system and a monitoring system which are stored and operate on the cloud server, and further comprises an SLAM navigation system, a motion control system, a safety protection system and a sensor network system which are stored and operate on a controller of the intelligent unmanned electric carrying forklifts. According to the intelligent storage and distribution system, the cloud server is established by a 4G / WiFi wireless communication solution scheme, plane warehouse locations are monitored in real time andmanaged as a whole, the intelligent unmanned electric carrying forklifts are optimally dispatched, and therefore the efficiency of goods distribution of the warehouse logistics industry is improved.
Owner:BEIJING JINGDONG SHANGKE INFORMATION TECH CO LTD +1

Intelligent component optimizer for solar photovoltaic cell panel and control method thereof

The invention discloses an intelligent component optimizer for a solar photovoltaic cell panel and a control method thereof. A controller for the component optimizer in a component optimization system uses a high-performance high-speed DSP (digital signal processor) as a core, and a high-frequency direct-current switching power supply technology is introduced in a distributed photovoltaic power generation system, direct-current conversion topology for voltage increase or voltage reduction can be selected according to a direct-current conversion adjustment margin, and the working mode of the component optimizer can be selected by a control method of observing a pre-stage input voltage, a pre-stage input current, a post-stage output voltage and a post-stage output current in real time, so that the components of the photovoltaic cell panel cannot generate a mismatching phenomenon in the case of any irradiance; simultaneously, each component can have the maximum power output, thus greatly gaining the electric quantity of a photovoltaic cell array, which is lost due to non-uniform irradiance, so that the power generation utilization rate of the whole photovoltaic cell array is optimal. The component optimizer and the control method have good application prospect.
Owner:常州九洲裕光新能源有限公司

Integrated COB light source with power drive

The invention discloses an integrated COB light source with a power drive. The integrated COB light source comprises an aluminum substrate. A light source module and a power drive module are arranged on the aluminum substrate. The light source module comprises a plurality of LED chip sets. The power drive module is arranged around the light source module, and has the same number of drive control ends as the LED chip sets. The LED chip sets are covered with fluorescent powder. The power drive module lights up the corresponding LED chip set according to the change of input voltage. By adopting the aluminum substrate, heat generated by the light source and electronic components can be dissipated effectively, and the heat dissipation performance is good. As the light source module and the power drive module are arranged on the same substrate, power source and light source mismatch is avoided. Moreover, the assembly process is simplified, the product yield is improved, and the cost of manpower and material resources is reduced.
Owner:FUJIAN FURI ELECTRONICS CO LTD

Multi-viewpoint multi-description video encoding method based on data reusing

The invention discloses a multi-viewpoint multi-description video encoding-decoding method based on data reusing. According to the characteristics that four subsequences which are produced by spatial horizontal and perpendicular sampling according to multi-viewpoint video sequences are extremely close, every two of the four subsequences are combined to form two descriptions, one subsequence in each description is directly encoded by a standard multi-viewpoint video encoder during encoding, and prediction encoding is carried out on each macro block in the other subsequence in each description in three different data reusing modes according to the different properties of the macro block. The method provided by the invention is simple and easy to realize. Under the condition of improving the fault-tolerant capability of multi-viewpoint video encoding, high encoding efficiency is kept, and encoding calculation complexity is greatly reduced.
Owner:HUAQIAO UNIVERSITY

Multiplex analog-to-digital conversion device

The invention relates to a multiplex analog-to-digital conversion device which comprises two sampling maintenance circuits, a multi-path switch and an analog-to-digital converter, wherein the two sampling maintenance circuits are electrically connected with the multi-path switch; the analog-to-digital converter is electrically connected with the multi-path switch; the two sampling maintenance circuits respectively receive an I signal and a Q signal in I / Q signals and transmit the I signal and the Q signal to the multi-path switch; the multi-path switch changes the received I signal and Q signal into an I / Q staggered signal and transmits the I / Q staggered signal to the analog-to-digital converter; and the analog-to-digital converter processes the received I / Q staggered signal. According to the invention, the I / Q staggered signal is processed by utilizing one analog-to-digital converter, thereby realizing that the I / Q signal multiplexes the same analog-to-digital converter, reducing the area of a circuit and reducing the power of the circuit.
Owner:NATIONZ TECH INC

Projection system and method for laser to stimulate continuous white light

The invention provides a projection system and method for laser to stimulate continuous white light. The projection system comprises a laser generation device, a stimulated luminescence color wheel device, a light combination device, a lighting path optical device, an LCD micro-display device and a projection lens, wherein the stimulated luminescence color wheel device is arranged in front of the emitting end of the laser generation device; the light combination device is arranged in front of the light outlet end of the stimulated luminescence color wheel device; the lighting path optical device is arranged in front of the light outlet end of the light combination device; the LCD micro-display device is arranged in front of the light outlet end of the lighting path optical device and is perpendicular to a light outlet path of the lighting path optical device; the projection lens is arranged in front of the image output end of the LCD micro-display device. The 3LCD projection system is simple in process, low in cost, stable in quality, high in brightness, good in color reducibility and free of flicker, and uses laser to simulate continuous white light.
Owner:HUZHOU SINOVA TECH

Wide-area power network hierarchical protection and control system

The invention discloses a wide-area power network hierarchical protection and control system. The system comprises an acquisition control layer unit and a network protection layer unit which communicate with each other, wherein the acquisition control layer unit comprises an instation local data acquisition and control device, interstation remote data acquisition and control device and an instation onsite protection control device; and the network protection layer unit comprises two-layer protection of an interstation rapid differential protection device and an interstation and interstation time-delay differential protection device. The system has the following advantages: the system realizes hierarchical protection and control of a wide-area power network, enables instation protection control and wide-area protection control to form systematic cooperation, realizes rapid recovery of power supply and ensures power supply reliability.
Owner:DEZHOU POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER +2

Improvement method for stacked package of three-dimensional chip of microsystem

The invention discloses an improvement method for stacked package of a three-dimensional chip of a microsystem. According to the improvement method, an application specific integrated circuit (ASIC) chip and an application processor are fixed on a traditional substrate by a silica-based transition board, the problems of difficulty in heat dissipation, stress damage, low integration density and the like faced by the traditional substrate can be fundamentally solved. With the improvement method disclosed by the invention, the silica-based transition board is simply and ingeniously applied to microsystem package, the influence of package stress on the microsystem performance is substantially eliminated, and interconnection with super-high density and calculation and storage capabilities with high performance are achieved.
Owner:CENT SOUTH UNIV

Kit for detecting polymorphism of APOE gene and SLCO1B1 gene

The invention provides a kit for detecting polymorphism of an APOE gene and an SLCO1B1 gene. The kit comprises primers used for detecting polymorphism sites T388C and C526T of the APOE gene and expressed as SEQ ID NO. 1-6, primers used for detecting polymorphism sites A388G and T521C of the SLCO1B1 gene and expressed as SEQ ID NO. 7-12, and internal quality control housekeeping gene primers expressed as SEQ ID NO. 13-20. The kit is used for carrying out fluorescence PCR by using ARMS-PCR and fluorescence fusion curve techniques, is capable of achieving accurate detection of one polymorphism oftwo genes in the same reaction tube, is high in sensitivity and high in specificity, and can meet detection of oral epithelial cells, dried-blood spots and whole-blood samples; the whole detection process is short in time; the medication basis can be provided for the doctor in the first time; the medication risks of the patients can be reduced.
Owner:SHENZHEN YOU SHENGKANG BIOSCI CO LTD

Ceramic antenna feed hole insulation structure

InactiveCN110165384ANo mismatchDoes not degrade reception performanceRadiating elements structural formsAntenna earthingsCopperLayer group
The invention discloses a ceramic antenna feed hole insulation structure. The structure comprises a first antenna, a second antenna, a third antenna, a conductive layer group and a first dielectric layer. The first antenna, the second antenna and the third antenna are stacked, then a first conductive layer, a second conductive layer and a third conductive layer of the conductive layer group and afirst dielectric layer, a second dielectric layer and a third dielectric layer of the dielectric layer group are configured in a third through hole, a second through hole and a first through hole of the first antenna and the fourth through hole of the second antenna to allow feed paths of the first feed module of the first antenna, the second feed module of the second antenna and the third feed module of the third antenna to reach impedance characteristics of 50 ohms as a copper-axis cable, the antennas are not mismatched, and the original receiving efficiency of the antennas is ensured.
Owner:TAOGLAS GROUP HLDG LTD +2

Optimization method for generating capacity of distributed photovoltaic power station

The invention discloses an optimization method for generating capacity of a distributed photovoltaic power station. The method comprises the following steps of optimizing an installation position of aphotovoltaic module array, carrying out real-time optimization on a tilt angle of a photovoltaic steering bracket; carrying out power optimization on photovoltaic modules; and estimating the generating capacity of a photovoltaic power generation system in the next ten years after the photovoltaic modules are optimized and adopting typical meteorological years as meteorological data of predictingthe future generating capacity. The optimization method for the generating capacity of the distributed photovoltaic power station comprises optimization of the installation position of the photovoltaic module array, real-time optimization of the tilt angle of the photovoltaic steering bracket and power optimization of the photovoltaic modules, so that the mismatch phenomenon is not generated between a photovoltaic panel and the photovoltaic modules through cooperative application of three kinds of optimization; meanwhile, each photovoltaic module can output maximum power, so that the generating capacity of the whole distributed photovoltaic power station reaches the optimum value; and the generating capacity of the photovoltaic power generation system in the next ten years after the photovoltaic modules are optimized can be estimated for reference, so that the optimization method has a good application prospect.
Owner:HOHAI UNIV +2

Robust video SAR image sequence registration method

InactiveCN110390688ASolve the accuracy problemSolve problems such as poor robustnessImage enhancementImage analysisImage pairInter frame
The invention provides a robust video SAR image sequence registration method. According to the technical scheme, the method comprises the following steps: firstly, setting a first frame of SAR image as a reference frame of image, and calculating a registration transformation matrix of all adjacent image pairs in a video SAR image sequence; then, for each frame of SAR image, adopting an inter-frameaccumulation method to multiply the related registration transformation matrix, and acquiring a registration transformation matrix between each frame of SAR image and the reference frame of image; and finally, transofmring all frames of SAR images in the video SAR image sequence to the space coordinate reference where the reference frame of image is located based on the registration transformation matrix, so that an accurate and steady registration result of the video SAR image sequence is obtained. The video SAR image sequence registration method effectively solves the problems of low registration precision, poor robustness, low operation speed and the like of an existing registration algorithm in video SAR image sequence registration.
Owner:NAT UNIV OF DEFENSE TECH

Real-time decision-real-time control mode-based safe and stable control system and method

The invention provides a real-time decision-real-time control mode-based safe and stable control system ("on-line real-time stable control system" for short). The system adopts an implicit fine integration method, a lesser degree minimum active precursor node number optimization algorithm, a multi-channel set sparse vector method, generator node voltage prediction, an on-line dynamic equivalence algorithm, an ultra-real-time transient stability simulation algorithm of an early termination calculation algorithm, as well as a power vacancy line searching algorithm, and a real-time stable controldecision algorithm for system damping characteristic distinguishing, instability energy and comprehensive sensitivity; and an adaptive control strategy rapid optimization algorithm and a high-speed communication technology are adopted for different instability types, so that a safe and stable control system of a "real-time decision-real-time control" mode is realized, and accurate closed-loop self-adaptive stable control is completed according to the real-time running state and fault information of a power grid.
Owner:NANJING GUODIAN NANZI POWER GRID AUTOMATION CO LTD

A method for fabricating metal soft magnetic composites with high permeability and low power consumption by surface oxidation process

InactiveCN109256251AMagnetic dilution effect is smallNo responseTransportation and packagingMetal-working apparatusSurface oxidationHigh resistivity
The invention discloses a method for fabricating metal soft magnetic composites with high permeability and low power consumption by surface oxidation process. A dense oxide film was coated on the surface of metal magnetic powder by surface oxidation, and a new soft magnetic composite was obtained by bonding, pressing, heat treatment and spraying. A surface oxidation method is adopted to insulate and coat that metal magnetic powder, the coat film thickness is on the nanometer level, the coating is uniform, the bonding strength is high, the metal magnetic powder is not easy to fall off, and themetal magnetic pow has high thermal stability and high resistivity, and has high saturation magnetic flux density and high permeability because the coating film is thin. The coating effect is better than the existing method, the process is simple and feasible, suitable for industrial production.
Owner:SHANDONG UNIV OF TECH

Black and white grid two-sided module

The invention belongs to the field of photovoltaic modules, and particularly relates to a black and white grid two-sided module which comprises front-side glass, a battery piece layer and back-side glass. The front-side glass, the battery piece layer and the back-side glass are sequentially arranged in a stacked manner, a grid coating is arranged on the back-side glass by means of composition andcomprises black gratings, various grids in the black gratings are filled with white reflection blocks, the white reflection blocks cover the lower surfaces of single battery pieces in the battery piece layer in a one-to-one correspondence manner, and the corresponding black gratings cover the lower surfaces of gaps between adjacent battery pieces. The black and white grid two-sided module has theadvantages that the two-sided battery pieces are fused on the basis of black grid modules and are matched with secondary printing, accordingly, the white reflection blocks can be coated in the black grids and are free of light ray absorption, light rays which are transmitted through the battery pieces can be completely reflected to the back sides of the double-sided battery pieces for generating power, and the photoelectric conversion efficiency can be improved.
Owner:CHANGZHOU ALMADEN

Silk protein peptide fragment for identifying novel natural color silkworm and preparation method of silk protein peptide fragment

The invention discloses a silk protein peptide fragment for identifying a novel natural color silkworm. A gene sequence of the silk protein peptide fragment comprises domestic silkworm silk H chain amorphous region genes, recombination genes of an H chain crystalline region and an H chain amorphous region, tussah H chain genes and natural silkworm silk H chain genes. The invention further discloses a preparation method of the silk protein peptide fragment. The preparation method comprises the following steps of cloning of the silkworm silk amorphous region genes of the domestic silkworm variety and the establishment and expression of an expression vector; cloning of the recombination genes of the silkworm silk crystalline region and the silkworm silk amorphous region of the domestic silkworm variety and the establishment and expression of an expression vector; and cloning of the silkworm silk genes of the natural color cocoon variety and the establishment and expression of an expression vector. The method is simple and easy to implement, and ensures that the sequence is accurate and errorless, and the gene mutation or the gene deletion of each established expression vector is avoided, so that the triple-coded mispairing or the exceptional amino acid errors of expression products cannot be generated, and thus an obtained product can be further prepared into a silkworm silk antibody with high precision. At the present, the report related to the preparation of the peptide fragment from the white domestic silkworm silk variety (silk protein amorphous regions and crystalline regions / amorphous region units) and the yellow tussah silk variety or green natural silkworm silk variety is not provided.
Owner:HUNAN NANXUN HENGYUE AGRI SCI & TECH CO LTD

Rear-mounted three-level gearbox assembly with double shifting forks

The invention provides a rear-mounted three-level gearbox assembly with double shifting forks. The rear-mounted three-level gearbox assembly comprises a gearbox housing; an input shaft, an angle gear shaft and a middle shaft are disposed in the gearbox housing; the input shaft is sequentially provided with first driving teeth and second driving teeth; medium-low speed gear transition teeth, medium speed gear middle teeth and low speed gear middle teeth are disposed on the middle shaft; the input shaft is in key joint with a medium-high speed gear clutch which is provided with the medium-high speed gear shifting fork; the middle shaft is in key joint with a low speed gear clutch which is provided with the low speed gear shifting fork; a low speed gear shifting fork shaft is disposed on the low speed gear shifting fork; a medium-high speed gear shifting fork shaft is disposed on the medium-high speed gear shifting fork; first grooves are formed in the outer side of the low speed gear shifting fork shaft; second grooves are formed in the outer side of the medium-high speed gear shifting fork shaft; the first grooves and the second grooves are each provided with a shifting fork shaft control mechanism. The gear shifting structure is reasonable in design, three-level speed changing is achieved, and the requirements for running with heavy load and fast running with light load are met.
Owner:CHONGQING XIANYOU TECH DEV

Methods, user equipment and radio network node for harq ack/nack bundling on pusch in a dynamic tdd system

The present disclosure relates to a method for HARQ ACK / NACK bundling on a PUSCH in a TDD system. The method comprises choosing a scramble code selecting parameter from a predefined set of scramble code selecting parameters, wherein each scramble code selecting parameter is associated with one of one or more downlink subframes to be received and one or more HARQ ACK / NACK bits with respect to the one or more downlink subframes are to be transmitted in a predetermined uplink subframe, or calculating a scramble code selecting parameter based on the number of detected downlink subframes. The method also comprises scrambling one or more HARQ ACK / NACK bits using the chosen scramble code selecting parameter or the calculated scramble code selecting parameter for bundling on the PUSCH. The present disclosure also relates to corresponding UE and a radio network node for HARQ ACK / NACK bundling on a PUSCH in a TDD system.
Owner:爱立信(中国)通信有限公司(中国)

Earthquake acceleration response spectrum display model and operation method

ActiveCN113240993AFlexibilityPopularize the idea of ​​scientific earthquake prevention and disaster reductionEducational modelsEngineeringResponse spectrum
The invention discloses an earthquake acceleration response spectrum display model and an operation method. A simple hand-push vibration table (1) applies simulated seismic oscillation to a table top; a spring steel sheet-mass ball assembly (2) and a tabletop acceleration sensor (3) are fixed on the tabletop of the simple hand-push vibration table (1); and the signal input end of an acceleration signal acquisition instrument (4) is electrically connected to each acceleration sensor and the tabletop acceleration sensor (3), and the signal output end of the acceleration signal acquisition instrument (4) is electrically connected to an earthquake response spectrum display assembly (5). According to the method, table top vibration is generated through manual push and pull, the acceleration of the table top is recorded by an acceleration sensor, meanwhile, acceleration peak values of the acceleration sensors in spring steel sheet-mass ball systems with different heights are collected, and in display software, a histogram is drawn at the corresponding periodic position in a period-acceleration peak value coordinate system; therefore, the actually measured response spectrum curve is obtained, and the origin, the property and the influence factors of the seismic acceleration response spectrum are visually displayed.
Owner:INST OF ENG MECHANICS CHINA EARTHQUAKE ADMINISTRATION

A test method for low-light performance of solar cell modules

ActiveCN103916078BGood low lightLight intensity can be controlled arbitrarilyPhotovoltaic monitoringPhotovoltaic energy generationSolar cellLight filter
The invention relates to a testing method of a solar cell, in particular to a testing method of the low-light performance of a solar cell assembly. The testing method comprises the steps that firstly, the maximum output power when the light intensity is 1000 W / m<2> and the maximum output power and the light intensity of the solar cell assembly under the condition that one or more light filtering device lead wire meshes or one or more light filtering device stainless steel meshes are arranged are tested; then, the conversion efficiency of the solar cell assembly under different conditions is obtained according to the equation that eta=Pmax / (S*1000 W / m<2>)*100%, and furthermore, low-light manifestations under different light intensities are obtained; finally, a low-light performance curve is drawn out according to measured data. According to the testing method, the lead wire mesh / meshes or the stainless steel mesh / meshes is / are used as a light filtering device / light filtering devices, so that a good low-light effect is achieved; by changing the layer number of the lead wire mesh / meshes or the stainless steel mesh / meshes, the light intensity can be controlled at will; the optical spectrum is even, the mismatching phenomenon is avoided and the testing method is simple and easy to operate.
Owner:紫石能源有限公司

Lutetium disilicate blended submicron imaging fluorescent sreen and its preparing method

The invention is a doped lutetium disilicate submicron imaging fluorescent screen and its preparing method, adopting a heating-resistance liquid phase epitaxy (LPE) furnace to grow a doped lutetium disilicate flicker film on a lutetium disilicate substrate to make it, and its structure expression is (CexMzReyLu1-x-y)2Si2O7 / (Lu1-yRe)Si2O7, where 0.001<=x<=0.01, 0 <=y<=0.3, 0.001<=z<=0.01, Re stands for one or multiple of Sc, Er, La, Ho, Dy, Yb, Yt, Gd, In, etc, and M stands for Eu or Tb. It can be widely applied to the ray detection fields such as scientific research, medical treatment, industrial nondestructive detection, geological exploration, security inspection, national defence, etc.
Owner:SHANGHAI INST OF OPTICS & FINE MECHANICS CHINESE ACAD OF SCI

A seismic acceleration response spectrum display model and operation method

ActiveCN113240993BFlexibilityPopularize the idea of ​​scientific earthquake prevention and disaster reductionEducational modelsResponse spectrumSpring steel
A seismic acceleration response spectrum display model and operation method, wherein a simple hand-push vibration table (1) applies simulated ground vibrations to a table top; a spring steel sheet-mass ball assembly (2) and a table-top acceleration sensor (3) are fixed on the simple hand-push vibration table The table top of the platform (1); the signal input ends of the acceleration signal acquisition instrument (4) are respectively electrically connected to each acceleration sensor and the table top acceleration sensor (3), and the signal output ends are electrically connected to the seismic response spectrum display component (5). The invention generates tabletop vibration by manual pushing and pulling, records the tabletop acceleration by an acceleration sensor, and simultaneously collects the acceleration peak values ​​of the acceleration sensors in the spring steel sheet-mass ball system of different heights, and displays them in the display software in the cycle-acceleration peak value coordinate system. A histogram is drawn for the periodic position, and the measured response spectrum curve is obtained, which visually shows the origin, nature and influencing factors of the seismic acceleration response spectrum.
Owner:INST OF ENG MECHANICS CHINA EARTHQUAKE ADMINISTRATION
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