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45results about How to "Conducive to comprehensiveness" patented technology

A software testing process quality measurement method and system

The invention provides a software testing process quality measurement method and system, which comprises the following steps: in each stage of software testing, the software testing data generated inthe stage is brought into a software testing process quality measurement model to obtain each quality measurement index value; according to the value of each quality measurement index, the software testing process quality evaluation results are obtained by comprehensive evaluation calculation. Among them, the software testing process quality measurement model includes: reflecting the quality characteristics of each stage of the complete process of software testing a number of quality measurement indicators. A method and system obtain a quality assessment result of a software testing process, It can reflect the quality characteristics of every stage of the whole software testing process, and has a good comprehensiveness. At the same time, the evaluation method of each evaluation index is closely related to the software testing process, and has little relevance to the quality management system of the evaluation organization, and the evaluation results have a better objectivity and fairness.
Owner:中国人民解放军63928部队

Method for testing and evaluating sound absorbing and insulating performance of automotive acoustic package

The invention provides a method for testing and evaluating sound absorbing and insulating performance of an automotive acoustic package. The sound absorbing and insulating performance of the automotive acoustic package is evaluated through a tested P / Q value, thereby realizing a result with higher reliability and realness, reducing a testing evaluation result error caused by an effect of number ofmicrophones or other conditions, realizing high reliability and high comprehensiveness of the result, and integrally reflecting the NVHN performance of the whole automobile. Furthermore the method isthe comprehensive, direct, quick and effective testing method which comprises common noise sources of the automobile. The method according to the invention realizes a simple testing method and has high versatility. Furthermore the method can be adapted with evaluation for noise absorbing and isolating performance of various automotive acoustic packages, and furthermore realizes low test cost.
Owner:BRILLIANCE AUTO

State evaluation method of hydropower plant computer monitoring system

The invention discloses a state evaluation method of a hydropower plant computer monitoring system. The method comprises a step of respectively initiating an upper computer state evaluation model and a lower computer state evaluation model which are provided with hydropower plant computer monitoring systems and establishing the corresponding classification diagnosis evaluation table, respectively detecting the actual degradation degree of each evaluation program and obtaining a basic deduction value, and multiplying the basic deduction value with the weight coefficient corresponding to the evaluation program to obtain the actual deduction value of the evaluation program, a step of comparing the actual deduction value of each evaluation program in each program classification with the classification diagnosis evaluation table and judging the diagnosis state corresponding to each program classification, and a step of obtaining the diagnosis state with the highest severity degree as the final evaluation result of the upper computer / lower computer of the hydropower plant computer monitoring system. According to the state evaluation method, the running state of the hydropower plant computer monitoring system can be comprehensively evaluated, the influence on a hydropower plant and even the stable operation of a power system by fault expansion is prevented, and the examination and maintenance cost can be greatly reduced.
Owner:STATE GRID CORP OF CHINA +2

Method for defining metropolitan regions based on regional inter-city flow intensity measurement model

InactiveCN105893491AObjective Rational Calculation MethodConducive to comprehensivenessGeometric CADMaps/plans/chartsCentral cityLinkage concept
The invention discloses a method for defining metropolitan regions based on a regional inter-city flow intensity measurement model. The method includes the following steps that 1, the urban agglomeration area range to be measured and inter-city flow associated cities are determined; 2, itemized regional inter-city flow intensity of all groups of associated cities is measured respectively according to the determined associated cities, and five sub items, namely economic flow, passenger flow, cargo flow, technical flow and information flow are included; 3, comprehensive inter-city flow intensity and the membership degree thereof of the central city and other associated cities are calculated through weighing according to the five itemized regional inter-city flow intensity values; 4, the above-mentioned data are recorded into an ArcGIS library, and a regional inter-city flow database is established through correlation between spatial data and table data; 5, data in the established regional inter-city flow database is subjected to four groups of naturally intermittent type clustering analysis, and the metropolitan region range in a narrow sense and a broad sense is finally determined. By means of the method, urban linkage intensity can be measured quantitatively and comprehensively in a multi-factor mode, and accordingly the multi-sphere range of the metropolitan region is defined.
Owner:SOUTHEAST UNIV

Energy consumption prediction method for urban residential building system in cold region

The invention discloses an energy consumption prediction method for an urban residential building system in a cold region. The method comprises the following steps: calculating to obtain heat transferheat consumption and air permeation heat of an enclosure structure; calculating the heat / cold consumption of each month in each ten-day period of the heating / cooling period of the single building; building energy consumption simulation software DeST-h is adopted to respectively simulate and analyze the influence of each factor on energy consumption; establishing a regression equation between thebuilding energy consumption index and each influence factor; establishing an energy consumption influence factor database; calculating the energy consumption of a family in a single building, and carrying out correlation analysis; obtaining annual energy consumption model fitting data by using a multiple regression model; according to the method, comprehensive analysis and prediction are carried out by taking the heat transfer heat consumption of the enclosure structure and the air permeation heat as energy consumption factors; in combination with calculation and analysis of related data suchas building data and measured data in the urban residential building system in the cold region, the obtained fitting data is more suitable for predicting the energy consumption of the building system,and the prediction result is high in precision.
Owner:金鹏装配式建筑有限公司

Commuting route planning method and device and computer equipment

The invention relates to the technical field of computers, in particular to a commuting route planning method, which comprises the steps of obtaining historical travel order information of each user in a commuting route planning area; determining a commuting starting point position and a commuting ending point position of each user according to historical travel order information; and generating acommuting route based on the commuting starting point position and the commuting ending point position of each user and the position of each bus station in the commuting route planning area. By adoption of the scheme, the commuting route can be automatically planned according to the commuting starting point position, the commuting ending point position of the user and the bus station positions, the problem that timeliness and comprehensiveness are poor when commuting route planning is conducted in a questionnaire survey mode and the like is solved, the comprehensiveness of commuting route planning is good, and the practicability is better. The invention further provides a commuting route planning device, computer equipment and a computer readable storage medium.
Owner:BEIJING DIDI INFINITY TECH & DEV

Automobile tail and automobile tail throat spraying equipment and method

The invention relates to the field of automobile accessories. Automobile tail throat spraying equipment comprises a rack, a feeding device, a conveying device, a preheating device, a first spraying device, a first heating and blowing device, a second spraying device, a second heating and blowing device and a discharging device, wherein the feeding device, the conveying device, the preheating device, the first spraying device, the first heating and blowing device, the second spraying device, the second heating and blowing device and the discharging device are arranged on the rack. The conveyingdevice is used for conveying an automobile tail throat, the preheating device is used for preliminarily heating the automobile tail throat, and the first spraying device is used for spraying paint tothe automobile tail throat. The first heating and blowing device is used for reinforcing the paint sprayed on the automobile tail throat, and the second spraying device is used for carrying out secondary paint spraying on the automobile tail throat. The second heating and blowing device is used for reinforcing secondary paint sprayed on the automobile tail throat, and the discharging device is used for discharging the sprayed automobile tail throat. The automobile tail throat spraying device has the advantages that the conveying efficiency of an automobile tail throat is improved, the spraying comprehensiveness and uniformity are improved, and the overall spraying smoothness of the automobile tail throat is improved.
Owner:张仙霞

Potential factor-based matrix decomposition completion hybrid recommendation method

ActiveCN111339435AAccurately Predict ScoringAccurately predict recommendationsDigital data information retrievalBuying/selling/leasing transactionsMatrix decompositionAlgorithm
The invention discloses a potential factor-based matrix decomposition completion hybrid recommendation method. The method comprises the steps of 1, constructing a user article scoring matrix, a user potential factor matrix and an article potential factor matrix; 2, calculating and obtaining the similarity between the users and the similarity between the articles; step 3, carrying out matrix decomposition on the user article scoring matrix; carrying out iterative computation on the decomposition matrix to obtain a predicted score of the user on the article; step 4, performing matrix completionon the user article scoring matrix to obtain a prediction scoring matrix and a state value of the corresponding prediction evaluation index; step 5, performing weighting to obtain the prediction scoring matrix and the state value of the corresponding prediction evaluation index; 6, obtaining a final prediction recommendation matrix according to the obtained prediction scoring matrixes and the state values of the prediction evaluation indexes corresponding to the prediction scoring matrixes; and according to the prediction recommendation matrix, finishing recommending articles to the user.
Owner:NANJING UNIV OF POSTS & TELECOMM

Multi-dimensional and multi-granularity network space security measurement method

The invention discloses a multi-dimensional and multi-granularity network space security measurement method. The multi-dimensional and multi-granularity network space security measurement method comprises the following steps: dividing a network system into three hierarchies according to logical hierarchy, wherein the three hierarchies are reliability security, environment security and vulnerability security separately; extracting and selecting indexes in the network system according to the three hierarchies, and establishing a network space security index system by means of the system engineering principle and the analytic hierarchy process (AHP); performing dimensional division on each hierarchy based on the established network space security index system; wherein the reliability securityis measured by a weak connectivity dimension and a strong connectivity dimension, the environment security is measured by a network asset and service dimension and an asset index change dimension, and the vulnerability security is measured by a vulnerability dimension and an attack graph dimension; and adding the granularity on the basis of the hierarchy and dimension, and obtaining the measurement values of each hierarchy and each dimension within the specified range of the granularity, wherein the sum is the network space security measurement result. Using the multi-dimensional and multi-granularity network space security measurement method, the measurement results are more accurate and comprehensive.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Three-wire parallel winding machine

The invention discloses a three-wire parallel winding machine. The machine comprises a rack assembly, a rotary disc jig assembly, a workpiece winding upper protective cover assembly, a main winding movement mechanism assembly, a transition wire hooking mechanism assembly, a wire drawing device assembly, a copper wire tension adjusting device assembly and a wire pressing device. The rack assembly is formed by welding iron plates, foot cups are arranged at the bottom of the rack assembly, the main winding movement mechanism assembly is vertically arranged in the rack, and the wire pressing device is arranged on a top plate in the rotary disc jig assembly. The invention relates to the technical field of winding machines. According to the three-wire parallel winding machine, vertical and linear integration of a mechanical structure for achieving main functions is achieved, the occupied area of equipment is greatly reduced, pollution is reduced. Meanwhile, the three winding heads are used for winding wires, other groove positions are automatically wound after winding of one set of wires is completed, a large amount of manpower and time needed in the period are reduced, and the production efficiency is improved.
Owner:广州桂电工控科技有限公司

Choice question generation model training method, choice question generation method, equipment and medium

The invention discloses a choice question generation model training method, a choice question generation method, equipment and a medium. The method comprises the steps of obtaining a training document, standard topic information and standard interference options corresponding to a target application field; carrying out key paragraph extraction on the training document according to the standard topic information, and acquiring key paragraphs corresponding to the standard topic information; obtaining a FinBert-UniLM model, and configuring model parameters corresponding to the FinBert-UniLM model; inputting the key paragraph and the standard topic information into a FinBert-UniLM model for model training, and obtaining a topic generation model corresponding to the target application field; and inputting the key paragraph, the standard topic information and the standard interference option into a FinBert-UniLM model for model training, and obtaining an interference item generation model corresponding to the topic generation model. The method can ensure that the choice questions generated by the choice question generation model have language organization mode diversity and disturb the smoothness of options and question stems, and the lengths of the options meet the business requirements and the comprehensiveness of knowledge point coverage.
Owner:PING AN BANK CO LTD

Multi-view comparative learning-based citation network graph representation learning system and method

The invention discloses a multi-view comparative learning-based citation network graph representation learning system and method. The citation network graph representation learning system comprises: a sample construction module which takes original graph node representation as a positive sample and constructs a negative corresponding sample based on an original graph; a graph enhancement module which is used for enhancing the positive sample node features based on a personalized page ranking algorithm and a Laplace smoothing algorithm to obtain a positive sample graph and a negative sample graph; a fusion module which is used for extracting the positive sample graph representation and the negative sample graph representation based on an encoder, integrating the positive sample graph representation and the negative sample graph representation, and obtaining the consensus representation of the positive sample graph and the negative sample graph through a cross view concentrated fusion layer; a mutual information estimation module which is used for comparing the learning representations of the positive sample pair and the negative sample pair through a discriminator; and a difficult sample mining module which represents the consistency between the negative sample pairs according to a pre-calculated affinity vector, and selects and retains nodes which are difficult to express global or neighbor information.
Owner:ZHEJIANG NORMAL UNIVERSITY

Method for detecting compaction degree of powder soil roadbed

The invention discloses a method for detecting a compaction degree of a powder soil roadbed. According to the method, the compaction degree of the powder soil roadbed can be calculated in real time according to the following formula in the rolling operation process of a vibrating road roller (Please see the formula in the specification). The method has the beneficial effects that the method for detecting the compaction degree of the powder soil roadbed is provided to achieve real-time and covering type detection under the condition that the integrity of the roadbed is not damaged, the detection comprehensiveness is good, the influence made by human factors is small, and the counterfeiting difficulty is high.
Owner:廊坊市交通公路工程有限公司

Clinical limb rehabilitation device

The invention relates to the technical field of medical instruments, in particular to a clinical limb rehabilitation device. The device comprises a base, wherein a seat is arranged at the upper end ofthe base, an L-shaped rod is arranged at the upper end of the seat, an exercise apparatus is connected with the lower end of the L-shaped rod, an output shaft of a first motor is connected with a long rod, and the upper end of a supporting rod is provided with an arc-shaped block; the upper end of the arc-shaped block is provided with a groove, the side wall of the arc-shaped block is provided with an arc-shaped notch communicated with the groove, a fixing plate is inserted to the upper end of the groove, and the lower end of the fixing plate is provided with a supporting shaft matched with the arc-shaped notch; the supporting shaft is matched with the long rod, the upper end of the fixing plate is provided with a hook-and-loop fastener, and the side wall of the fixing plate is provided with a spring connected with the seat. The device can not only carry out rehabilitation training on the upper limbs and lower limbs of a patient at the same time but also meet the use demands of patients different in limb length and have high practicability.
Owner:王尚超

Pressure steel pipe contact grouting void detection method and device

The invention relates to the field of water conservancy and hydropower, in particular to a pressure steel pipe contact grouting void detection method. The pressure steel pipe contact grouting void detection method comprises the steps that a grouting hole in a pressure steel pipe is dredged; a to-be-detected section is selected; one grouting hole is selected on the to-be-detected section is selected as an air inlet hole, the other grouting holes, which are not used as the air inlet holes, on the to-be-detected section and the grouting holes on the adjacent sections of the to-be-detected section are used as monitoring holes, connecting pipes are arranged on the air inlet holes and the monitoring holes, and air flow sensors are arranged on the connecting pipes; air is fed into the connecting pipes of the air inlet holes; and recording is carried out after the reading of each air flow sensor is stable, and the data of each air flow sensor before the step 4 are compared. The invention further relates to a pressure steel pipe contact grouting void detection device. During detection, secondary damage to the pressure steel pipe is avoided, testing is carried out in grouting concrete, detection data has higher accuracy, the operation method is simple and convenient, the device is easy to erect, and the detection efficiency is high.
Owner:STATE GRID XINYUAN +2

Steel structure damage detection method based on full-connection neural network and transmissibility function

The invention discloses a steel structure damage detection method based on combination of a full-connection neural network and a transmissibility function, and the method comprises the steps: carryingout the transient analysis of a steel structure frame structure model through ANSYS software, obtaining the node accelerations of a steel structure frame structure under different damage positions and damage degrees, and obtaining the variable quantity of the transmissibility function through MATLAB software; obtaining a damage index value of each detection position of the steel structure by taking the variable quantity of the transmissibility function as an input parameter of the full-connection neural network; furthermore, carrying out experimental verification through a steel structure frame damage detection experiment. Results show that compared with a traditional transmissibility function method, the new method has the advantages that the steel structure damage recognition rate of all the positions is averagely improved by 26.3%, the damage conditions of all the positions of the steel structure can be recognized more accurately and comprehensively, and the damaged positions of the steel structure are accurately positioned.
Owner:ZHEJIANG UNIV OF TECH

Positioning data collecting method and system based on Loongson 1B chip

The invention relates to a positioning data collecting method and system based on a Loongson 1B chip. The method includes the steps that an SQLite data base is set up; Big Dipper bimodule positioning data information, GPS positioning data information and base station positioning data information are obtained at the same time; the three kinds of positioning data information obtained at the same time are stored in the SQLite data base; when changed at the same time in the SQLite data base, the three kinds of positioning data information changed at the same time are automatically refreshed and displayed; the three kinds of positioning data information changed at the same time and stored in the SQLite data base are uploaded to a remote server so that data backup and centralized monitoring management can be achieved. The changed positioning information can be automatically refreshed and displayed, and comprehensiveness, real-time performance and human-computer interaction of the information are good; in addition, the collected positioning data are stored, displayed and uploaded to the server and can be monitored and managed in a centralized mode at a background.
Owner:江苏艾倍科科技股份有限公司

Marketing data analysis and evaluation system beneficial to enterprise development

PendingCN113592519AReduce the assessment risk factorImprove accuracyResourcesMarketingData acquisition moduleRisk evaluation
The invention discloses a marketing data analysis and evaluation system beneficial to enterprise development, and relates to the technical field of marketing. The system comprises a marketing data collection module, a data preprocessing module, a controller and a big data module, the output end of the marketing data collection module is in communication connection with the input end of the data preprocessing module, and the output end of the data preprocessing module is electrically connected with the input end of the controller; the output end of the controller is electrically connected with the input end of a marketing data routine analysis module and the input end of a market risk evaluation module. According to the invention, by setting the big data module, the accuracy of evaluation is improved and the risk coefficient of data evaluation is reduced based on big data. By setting the marketing data routine analysis module, the market risk evaluation module, the first market risk evaluation module, the second market risk evaluation module and the Nth market risk evaluation module, the system can carry out conventional daily analysis work and risk evaluation work, and the comprehensiveness is better.
Owner:JINGDEZHEN CERAMIC INSTITUTE

Spraying device and spraying method for automobile tail throat production

The invention relates to the technical field of automobile part production, in particular to a spraying device for automobile tail throat production. The spraying device comprises a spraying box, an automobile tail throat positioning assembly, an automobile tail throat rotating assembly and a lifting spraying assembly; the automobile tail throat positioning assembly is used for positioning an automobile tail throat conveyed into a spraying channel; the automobile tail throat rotating assembly is used for rotating the conveyed automobile tail throat during spraying; and the lifting spraying assembly is used for carrying out spraying processing on the automobile tail throat rotating in the spraying box. The spraying device has the advantages that the spraying comprehensiveness and uniformityof the automobile tail throat part are improved, and the overall processing smoothness of the automobile tail throat part is improved.
Owner:柳州西科车用材料有限公司

Bridge detecting system and method thereof

The invention discloses a bridge detecting system and a method thereof, and belongs to the technical field of building of roads and bridges.Center control modules are connected.The first center control module is connected with a signal collecting module.A sensor module is arranged in the signal collecting module.An analysis module is connected with the first center control module.The analysis module comprises a structural damage module, an ultralimit load module and a boundary condition module.A data processing module is connected with the analysis module.A data generation module is connected with the data processing module.The system is reasonable in structural design, convenient to operate, good in flexibility, good in bridge detecting comprehensiveness and high in detecting accuracy, accidents can be reduced, and the safety coefficient is increased.
Owner:苏交科集团广东检测认证有限公司

Processing technique of yam-containing meal replacement nutrition powder

The invention provides a processing technique of a yam-containing meal replacement nutrition powder. The processing technique of the yam-containing meal replacement nutrition powder comprises the following steps of S1, mixing, by weight part, 50-80 parts of yam flour, 15-25 parts of mushroom powder and 5-15 parts of agaric power, and then steaming the mixed powder with vapor for 25-30 minutes; S1,keeping the temperature in S1, adding 5-8 parts of dried meat floss and 2-4 parts of crushed peanuts into the mixture of S1 for uniform mixing and natural cooling; S3, drying and crushing the material of S2 to obtain a mixture I; S4, boiling 3-5 parts of chopped carrot, 2-4 parts of Chinese chestnuts and 1-3 parts of hazelnuts in hot water for 20-25 minutes; S4, drying and crushing the material of S4 to obtain a mixture II; S6, mixing, grinding and uniformly mixing the mixture I and the mixture II to obtain the product of the yam-containing meal replacement nutrition powder. The processing technique of the yam-containing meal replacement nutrition powder can improve edible effects.
Owner:襄阳农博源农业有限公司

Electrostatic powder spraying room

The invention relates to the technical field of spraying, in particular to an electrostatic powder spraying room. The room comprises a hollow room body, a feeding port and a discharging port are formed in the room body, the room body communicates with an air suction mechanism for sucking powder, a plurality of reverse blowing spray heads are arranged at the bottom of the room body, an air supply device for supplying air to the reverse blowing spray heads is arranged outside the room body, and a powder guide mechanism for guiding falling of powder is arranged above the reverse blowing spray heads. The room has the advantage of improving the powder recovery effect.
Owner:无锡市晟然智能装备有限公司

Method and device for determining network coverage continuity, equipment and storage medium

The embodiment of the invention provides a network coverage continuity determination method and device, equipment and a storage medium. The method comprises the following steps: acquiring user perception communication information, wherein the user perception communication information comprises signaling platform index information and information of a base station cell with the highest user communication proportion, and the information of the base station cell comprises geographic coordinates of the base station; comparing the geographic coordinates of the base station with a preset geographic coordinate area of the preset scene to obtain a comparison result; when the comparison result represents that the geographic coordinates of the base station are located in the preset geographic coordinate area, dividing the user perception communication information to a preset scene; and determining a network coverage continuity result of the preset scene according to the user perception communication information contained in the preset scene. According to the embodiment of the invention, the problem of poor comprehensiveness of the existing network coverage continuity evaluation method can be solved.
Owner:中国移动通信集团陕西有限公司 +1

Multi-cylinder diesel engine set

The invention discloses a multi-cylinder diesel engine set. The multi-cylinder diesel engine set comprises a mounting base and a set body, wherein a mounting base plate is fixed to the lower end of the set body, the mounting base plate is fixed to the mounting base, a plurality of fixing columns are fixed to the lower end of the mounting base, each fixing column is sleeved with a fixing cylinder,a rubber buffer block is fixed into each fixing cylinder, the fixing columns are located on the rubber buffer blocks, movable columns are fixed to the lower end of the mounting base plate, and a buffer base is fixed among the multiple fixed cylinders jointly. According to the multi-cylinder diesel engine set, up-and-down vibration of the diesel engine set can be transmitted to the mounting base, so that the mounting base plays a role in buffering up-and-down vibration through the fixing columns and the rubber buffer blocks, and vibration of the horizontal plane of the diesel engine set drivesa shaft sleeve to move through the movable column, so that the shaft sleeve moves in any direction of the horizontal plane, connecting rods can be pulled or pushed to move through connectors, the connecting rods drive sliding blocks to slide on guide shafts, and the sliding blocks are matched with buffer springs to achieve the buffer effect.
Owner:JIANGSU TAIPU POWER MACHINERY

Electrical control device of integrated sewage treatment equipment

The invention discloses an electrical control device of integrated sewage treatment equipment, and relates to the technical field of sewage treatment. The device comprises a main box body, corrosion filtering mechanisms, a heat dissipation and dust removal mechanism, a touch display screen, a lifting mechanism and a solar panel; the corrosion filtering mechanisms are fixed to the left side face and the right side face of the main box body, the heat dissipation and dust removal mechanism is fixed to the top face of the main box body, the touch display screen is clamped to the front end of the interior of the main box body, and a box door is hinged to the front face of the main box body; the back face of the main box body is hung on a lifting mechanism, and a solar panel is fixed to the top end of the lifting mechanism. By arranging the corrosion filtering mechanism and the heat dissipation and dust removal mechanism, the heat dissipation and dust removal effects of the control device are improved, and corrosive gas is prevented from affecting electrical elements; by means of the drawing type touch display screen, the data display capacity of the control device is improved, and the problems that an existing sewage treatment equipment electrical control device is single in function, difficult to use in a severe environment and inconvenient in data display are solved.
Owner:HEBEI INST OF MACHINERY ELECTRICITY

State Evaluation Method of Computer Monitoring System in Hydropower Plant

The invention discloses a state evaluation method of a hydropower plant computer monitoring system. The method comprises a step of respectively initiating an upper computer state evaluation model and a lower computer state evaluation model which are provided with hydropower plant computer monitoring systems and establishing the corresponding classification diagnosis evaluation table, respectively detecting the actual degradation degree of each evaluation program and obtaining a basic deduction value, and multiplying the basic deduction value with the weight coefficient corresponding to the evaluation program to obtain the actual deduction value of the evaluation program, a step of comparing the actual deduction value of each evaluation program in each program classification with the classification diagnosis evaluation table and judging the diagnosis state corresponding to each program classification, and a step of obtaining the diagnosis state with the highest severity degree as the final evaluation result of the upper computer / lower computer of the hydropower plant computer monitoring system. According to the state evaluation method, the running state of the hydropower plant computer monitoring system can be comprehensively evaluated, the influence on a hydropower plant and even the stable operation of a power system by fault expansion is prevented, and the examination and maintenance cost can be greatly reduced.
Owner:STATE GRID CORP OF CHINA +2

A Vibration Test Device for Small Automobile Parts

The invention discloses a vibration test device for small parts of an automobile. According to the vibration test device for the small parts of the automobile, the structure is simple, the test process can be kept stable, integrity and trueness in the detection simulation process are high, and the obtained test result is more scientific. The vibration test device for the small parts of the automobile comprises a body, wherein two opposite fixed plates are arranged on the body, a clamping fixing base is arranged on the top of the body, each fixed plate is connected with the outer side face of the clamping fixing base through a transverse spring, a vibration-starting and speed-regulating motor is arranged on the body, a plurality of vertical springs are arranged on the lower portion of the body, at least one vertical spring is provided with a vertical vibration sensor, and at least one transverse spring is provided with a main vibration sensor. The vibration test device for the small parts of the automobile has the advantages that the structure is simple, the total weight is light, resonance in the frequency band is low, influence is low, comprehensiveness and integrity are high when detection is carried out, the simulation degree is high, and the obtained test result is more accurate and more scientific.
Owner:ZHEJIANG GEELY HOLDING (GROUP) CO LTD +1
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