CN105628405A - Method and device for testing high speed train comprehensive comfort - Google Patents
Method and device for testing high speed train comprehensive comfort Download PDFInfo
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- CN105628405A CN105628405A CN201510962248.0A CN201510962248A CN105628405A CN 105628405 A CN105628405 A CN 105628405A CN 201510962248 A CN201510962248 A CN 201510962248A CN 105628405 A CN105628405 A CN 105628405A
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The invention relates to a method and a device for testing high speed train comprehensive comfort. The method comprises the following steps: 1, values of physical parameters such as inner illumination, noise, temperature, humidity, pressure and vibration in a natural environment state are detected, the physiological parameter value and the psychological parameter value of a person participating in the test are tested in the natural environment state at the same time, and reference parameter information is built; 2, an inner illumination simulation unit, a noise simulation unit, a temperature and humidity simulation unit, a pressure fluctuation simulation unit and a vibration simulation unit are controlled to work independently, and a single physical parameter is adjusted repeatedly or multiple physical parameters are adjusted in a coupled mode; 3, the physiological parameter value and the psychological parameter value for each physical parameter change point are detected, and databases corresponding to the psychological parameters, the physiological parameters and the physical parameters are built; and 4, a physical parameter domain for deciding the comprehensive comfort is searched. Subjective evaluation and objective evaluation are combined, and factors influencing the train comfort are comprehensively and accurately analyzed.
Description
Technical field
The present invention relates to a kind of comprehensive comfort level test method of bullet train and device, belong to safe railway operation and control technical field.
Background technology
Along with improving constantly of train running speed, the vibration aggravation of train, airflow function is strengthened, the noise that its air-flow and structure produce necessarily is strengthened, because of body sealing, the physical features such as humiture in car, pressure oscillation, illumination are more complicated, and the change of these physical environments of bullet train all can affect the riding comfort of passenger.
The comprehensive comfort level of train refers to that passenger is when taking train, at various factors as, under the effects such as vibration, noise, humiture, pressure oscillation, guest room illumination, at physiology, generation is a kind of about comfortable sensation psychologically. Along with the lifting of train operation speed, comprehensive comfort level has become evaluates the important indicator that bullet train is new. In order to provide one healthy to take environment to passenger and crew member, it is necessary to carry out comprehensive comfort level research, disclose each factor sensitivity to comfort level in car, thus that designs optimum takes environment.
For this reason, it is necessary to traditional evaluation methodology based on vibration comfort is developed, formed based on symphyogenetic Comfort Evaluation methods of many physical parameters such as car internal vibration, pressure oscillation, humiture, illumination, noises. Needing from the angle of system, by the physiological parameter of passenger, psychological parameter, experiment process, control system for this, analogue unit carries out integration and considers the test method of design synthesis comfort level.
Summary of the invention
Present invention is primarily aimed at solution the problems referred to above and deficiency, it is provided that subjective assessment and objective evaluation are combined by one, the various factors affecting car team comfort level can be carried out the comprehensive comfort level test method of the bullet train of Accurate Analysis comprehensively.
Another main purpose of the present invention is in that, it is provided that a kind of comprehensive comfort level assay device of bullet train, so that the various factors affecting car team comfort level to carry out accurate comprehensive analysis comprehensively.
For achieving the above object, the technical scheme is that
A kind of comprehensive comfort level test method of bullet train, comprises the steps:
The physical parameter value of illumination, noise, temperature, humidity, pressure, vibration in car under step 1, detection natural environment state, test simultaneously participates in testing crew physiologic parameter value under natural environment state and psychological parameter value, sets up basic parameter information;
In step 2, control car, illumination analogue unit, noise simulation unit, humiture analogue unit, pressure oscillation analogue unit, vibration simulation unit each work alone, and repeatedly regulate single one physical parameter or coupling regulates many physical parameters;
Step 3, detect the psychological parameter value of each physical parameter change point, physiologic parameter value, build the data base that psychological parameter, physiological parameter, physical parameter are corresponding;
Step 4, search determine the physical parameter territory of comprehensive comfort level.
Further, in step 4, specifically also comprise the steps:
Step 41: search for the comfort level point significantly changed based on psychology and physiological feature parameter, search for the bad working environments point of comfort level therein, set up the physical parameter territory that comfort level is severe;
Step 42: adopt the way of set operation to remove the physical parameter territory that comfort level is severe, remaining space is divided some test subdomains, search for the comfort level bad working environments point of each test subdomain, set up the physical parameter territory that the comfort level of all division test subdomains is severe;
Step 43: utilize the weighting of the ratio-dependent Comfort Evaluation of psychological parameter corresponding to physical parameter territory, physiological parameter, it is determined that the grade of the instruction carriage comfort inside regularity of distribution.
Further, the size that test subdomain divides is determined according to the precision analyzed.
Further, the step that the real data that the simulation process of each analogue unit all includes that circuit is run is acquired, then by the step that the truthful data gathered reappears on testing stand, apply the step of normal data or self-defining data.
Further, the process of described vibration simulation, by being arranged in many physical quantity transducers on car body, vibration-testing seat, diaphragm pressure seat gather the vibration displacement spectrum of train car load and seat when actual track runs, according to vibration displacement spectrum for by instruction carriage offer body oscillating and seat vibration.
Further, in described car in the process of illumination simulation, during by actual track is run, the collection of illumination forms illuminance spectrum, reappeared in by instruction carriage by special equipment, by the change of the low frequency flicker of light, different-colour and color rendering index under the change of illumination simulation, different illumination conditions, make by the testing crew sense of reality in instruction carriage body to the vehicle illumination change when actual track runs.
Further, the process of described noise simulation, actual motion line noise signals is carried out Whole frequency band collection, the measuring points placement position that distance ground is 1.2 meters high before, during and after car body when the collection point of noise and test, each collection point arranges collecting device, each test point arranges noise measuring equipment, during test, utilizes the noise that high and low frequency speaker array plays circuit collection to realize reappearing in by instruction carriage.
Further, the process of described pressure oscillation simulation, the pressure oscillation data in collecting vehicle when actual track runs, control interior pressure change carry out dynamic analog interior pressure ripple by regulating air conditioner ventilation equipment and car body air-tight test equipment.
Further, described physiological parameter includes brain electricity, electrocardio, myoelectricity, blood pressure, body temperature, breathing and blood oxygen saturation.
Further, also include scenario simulation unit outside window, utilize image recording and projection equipment adopt the actual image of vehicle actual motion circuit both sides and truly reappear at the trial.
Another technical scheme of the present invention is:
A kind of comprehensive comfort level assay device of bullet train, including by instruction carriage; Analog systems, for illumination, noise, temperature, humidity, pressure oscillation, vibration and scene outside window in the car simulated on instruction carriage 1 when actual track runs; Detection system, for when certain physical parameters, detecting physiological parameter and the psychological parameter of testing crew; Controlling analysis system, for controlling the input physical quantity of each analogue unit in analog systems, gather corresponding physiological parameter, psychological parameter and environmental physical parameter simultaneously, and each data gathered are analyzed, search determines the physical parameter territory of comprehensive comfort level.
Further, described analog systems includes illumination analogue unit in car, noise simulation unit, humiture analogue unit, pressure oscillation analogue unit, vibration simulation unit and scenario simulation unit outside window, described detection system includes physio-parameter detection unit, environmental physical parameter detection unit and psychological parameter detection unit, described control analyze system include the control unit for controlling each analogue unit input physical quantity, for gathering the collecting unit of physiological parameter, environmental physical parameter and psychological parameter and to the analytic unit that is analyzed of each data gathered.
Further, the data sampling unit of real data when each analogue unit includes for gathering operation, for the data reproduction unit being undertaken reappearing by the data of collection, the self-defined loading unit that is used for independent loads self-defining data or normal data.
Further, the data sampling unit in the described unit of scenario simulation outside window is image recording equipment, and data reproduction unit and self-defined loading unit are image projector equipment.
To sum up content, a kind of comprehensive comfort level test method of bullet train of the present invention and device, compared with prior art, have the advantage that
(1) present invention is based on the symphyogenetic Comfort Evaluation methods of many physical parameters such as car internal vibration, pressure oscillation, humiture, illumination, noise, outside window scene, from the angle of system, the physiological parameter of passenger, psychological parameter, experiment process, control system, analogue unit are carried out integration consideration, subjective assessment and objective evaluation are combined, the various factors affecting car team comfort level is carried out accurate comprehensive analysis comprehensively.
(2) present invention can according to relevant standard, special instrument and equipment is used to gather vibration from train actual motion circuit, noise, humiture, pressure oscillation, guest room illumination, the pertinent physical data such as scene outside window, reproduction is regulated by testing stand after expert data software processes, can also automatically load artificial self-defining normal data and random data etc., this testing stand can conduct a research under many physical quantitys coupling test or the test of single physical quantity the impact on the comprehensive comfort level of train occupant, by testing each physical index of system acquisition, human body physiological parameter, the related datas such as psychological parameter, with reference to relevant criterion, comfort level is made overall merit.
(3) design principle of this comprehensive comfort level test method is to set up the subdomain of search physical parameter and test the comfort level point of search subdomain, the way adopting set operation removes the physical parameter territory that comfort level is severe, remaining space is divided some test subdomains, the size that Control experiment subdomain divides according to the precision analyzed, based on physiological parameter, the worst parameter field of comfort level of the significance change principle search subdomain of psychological parameter change, thus the physical parameter territory that the comfort level of setting up all division subdomains is severe, comprehensive comfort level is made accurate evaluation analysis comprehensively, can be used for bullet train comfort level theoretical research, the evaluation of comfort level and optimization design.
Accompanying drawing explanation
Fig. 1 is test principle figure of the present invention.
As it is shown in figure 1, by instruction carriage 1, illumination analogue unit 2 in car, noise simulation unit 3, humiture analogue unit 4, pressure oscillation analogue unit 5, vibration simulation unit 6, outside window scenario simulation unit 7, physio-parameter detection unit 8, environmental physical parameter detection unit 9, psychological parameter detection unit 10, controls analysis system 11, control unit 12, collecting unit 13, analytic unit 14.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
As it is shown in figure 1, a kind of comprehensive comfort level assay device of bullet train, including by instruction carriage 1, analog systems, detection system, control analysis system 11.
Wherein, analog systems is for illumination, noise, temperature, humidity, pressure oscillation, vibration and scene outside window in the car simulated on instruction carriage 1 when actual track runs; Detection system is for when certain physical parameters, detecting physiological parameter and the psychological parameter of testing crew; Control analysis system 11 for controlling the input physical quantity of each analogue unit in analog systems, gather corresponding physiological parameter, psychological parameter and environmental physical parameter simultaneously, and each data gathered are analyzed, search determines the physical parameter territory of comprehensive comfort level, it is determined that the grade of the instruction carriage comfort inside regularity of distribution.
Analog systems includes illumination analogue unit 2 in car, noise simulation unit 3, humiture analogue unit 4, pressure oscillation analogue unit 5, vibration simulation unit 6 and scenario simulation unit 7 outside window. Wherein, in car, illumination analogue unit 2, noise simulation unit 3, humiture analogue unit 4, pressure oscillation analogue unit 5 are arranged in the car by instruction carriage 1, and vibration simulation unit 6 and outside window scenario simulation unit 7 are arranged on outside the car by instruction carriage 1.
Detection system includes physio-parameter detection unit 8, environmental physical parameter detection unit 9 and psychological parameter detection unit 10. Wherein, physio-parameter detection unit 8 includes multiple detector, altogether seven physiological parameters of detection, respectively the physiological parameter such as the brain electricity of testing crew (passenger), electrocardio, myoelectricity, blood pressure, body temperature, breathing and blood oxygen saturation. Environmental physical parameter detection unit 9 includes multiple detecting device, and six physical parameters of detection altogether detect the environmental physical parameters such as vehicle interior temperature, humidity, illumination, noise, pressure oscillation, vibration. Psychological parameter detection unit 10 is the questionnaire made before detection, when special physiological parameters (brain electricity, electrocardio, myoelectricity, blood pressure, body temperature, breathing and blood oxygen saturation) and certain physical parameters (vehicle interior temperature, humidity, illumination, noise, pressure oscillation, vibration), investigation passenger mentality parameter, builds, with this, the comfort level experimental data base that psychological parameter, physiological parameter, physical parameter are corresponding.
Control analysis system 11 include the control unit 12 for controlling each analogue unit input physical quantity, for gathering the collecting unit 13 of physiological parameter, environmental physical parameter and psychological parameter and to the analytic unit 14 that is analyzed of each data gathered, each analogue unit can individually be controlled by control unit 12, it is also possible to realizes the coupling regulable control between multiple analogue unit.
The data sampling unit of real data when each analogue unit includes for gathering operation, for the data reproduction unit being undertaken reappearing by the data of collection, the self-defined loading unit that is used for independent loads self-defining data or normal data. Wherein, data reproduction unit and self-defined loading unit are controlled according to experiment process by the control unit 12 controlling analysis system 11.
In car, the data sampling unit in illumination analogue unit 3 is application illumination acquisition system, gather illumination data in actual motion circuit vehicle car, form the illuminance spectrum of actual motion circuit vehicle, and reappeared in by instruction carriage 1 by data reproduction unit, data reproduction unit is application illumination control system, by regulating the change of the low frequency flicker of light, different-colour and color rendering index under the change of illumination, different illumination conditions, enable to be experienced comparatively really by the occupant in instruction carriage body the vehicle illumination change when actual track is runed.
In car, the application illumination control system in illumination analogue unit 3 mainly includes illuminating lamp, illumination regulates circuit, flashing control circuitry etc. Visitor's indoor illumination intensity range of accommodation is 50��800lx, the resolution >=20lx, flicker frequency��7Hz that illumination regulates, flicker frequency is adjustable, the illumination of flicker can in adjustment between high illumination and low-light (level) of glimmering, and reference color temperature is 1000��7000K, and color rendering index Ra is 70��90.
Data sampling unit in noise simulation unit 3 is dummy head, gather actual motion circuit noise data, realize the Whole frequency band collection of line noise signals, as gathered train operation, two car intersections, cross tunnel, two car intersection in tunnel, noise in car when air-conditioning unlatching or air-conditioning closedown, the measuring points placement when collection point of noise and test before car body in after 1.2 meters high position, positional distance ground, each collection point arranges collecting device, collecting device preferably employs dummy head, gather the internal car noise under actual track service condition, each test point arranges noise measuring equipment, detection equipment adopts noise transducer, measure the internal car noise under actual track service condition. data reproduction unit is arranged in car, is utilize high and low frequency speaker array to play the noise that circuit gathers, it is achieved high-fidelity reappears in by instruction carriage 1 in the present embodiment.
Test frequency response range should meet the dynamic change of 20Hz��20KHz, 0��more than 120dB; Maximum sound pressure level: >=130dB, distortion factor < 3%, the acoustic field signal that dummy head gathers can be understood, built-in more than 3 kinds sound field curves, high-performance sound card, ensure the reproduction of sound primary sound, and dynamically controlled, it is achieved the simulation reconstruction of vehicle interior sound field also can apply self-defined acoustical signal, completes the evaluation of comfort level noise factor. Different types of noise can realize realizing coupling and individual event adjustment test in by instruction carriage 1.
Humiture analogue unit 4 is to realize the equipment of temperature and humidity regulation in guest room, humiture data in car when data sampling unit therein can realize running on collection train line, the data of collection can be loaded into by instruction carriage 1 by data reproduction unit, self-defined warm and humid tolerance can be loaded into and, in instruction carriage 1, is mainly made up of conditioning part, air-supply pipeline and interface, supply line and interface by self-defined loading unit simultaneously. Humiture analogue unit 4 need according to tenderer provide by resource existing on instruction carriage, supplement homoiothermic, damping equipment, it is achieved the technology requirement of comprehensive comfort level test.
The spatial volume that humiture analogue unit 4 regulates is not less than 200 cubic metres, temperature regulating range is 10��40 DEG C, regulation of relative humidity ranges for 10%��90%, temperature control precision is within �� 1 DEG C, humid control precision is��3%, the temperature uniformity of virtual space :��1 DEG C, humidity uniformity��3% of virtual space.
Data sampling unit in pressure oscillation analogue unit 5 can realize interior pressure collection when train-line bus runs, mainly by pressure oscillation data in pressure transducer collecting vehicle, as gathered train operation, intersection, pass through tunnel, pressure oscillation within guest room under the operating modes such as tunnel intersection, unit reproduction pressure wave is reappeared by data, system is controlled by applying pressure, control interior pressure change and carry out dynamic analog interior pressure ripple, pressure oscillation should be able to the pressure oscillation in compartment under various operating modes in mimic bus, also standard wave can be provided to test, such as triangular wave, sinusoidal wave etc.
Data reproduction unit in pressure oscillation analogue unit 5 is mainly made up of equipment such as air conditioner ventilation coordinative experiments platform, car body and parts air tightness test-bed, air-supply pipeline and interfaces. Test car body guest room pressure range is not less than �� 1100Pa, and the maximum change of internal gas pressure in a second is not less than 500Pa, the spatial volume of pressure oscillation simulation experiment: be not less than 200m3��
Data sampling unit in vibration simulation unit 6 includes the physical quantity transducer, vibration-testing seat and the diaphragm pressure seat that are arranged on car body, gathers train vibration of car load and seat when actual track runs, and forms vibration displacement spectrum. Data reproduction unit includes entire automobile vibration test desk, by test car body applying body oscillating spectrum is simulated the vibration of car body in entire automobile vibration test desk, via car body, seat, excited vibration is transferred to seat, realizes the vibration simulation of seat. Wherein, entire automobile vibration test desk realizes vibration simulation by six-freedom hydraulic servo-control system, namely by carry out on the six-freedom degree of three translation shafts (level longitudinal direction, horizontal cross, vertical direction) and three rotating shafts (rolling, pitching, wave) independently moving or while vibration realizing vibration simulation. Vibration simulation unit 6 combines the vibration displacement spectrum that actual test draws, for being provided the data such as body oscillating, seat vibration by instruction carriage 1, reproducing thus realizing vibration displacement spectrum, can apply the conventional waveform such as standard vibration waveform, waveform customization simultaneously.
Vibration-testing seating art requires: full scale is �� 10g; Nonlinearity is��0.1%F.S; Bandwidth is 0��120Hz; Operating temperature range is 0��40 DEG C. Diaphragm pressure seating art requirement, pressure limit is 2��25kPa.
Data sampling unit in scenario simulation unit 7 is image recording equipment outside window, record the image of train actual motion circuit both sides, data reproduction unit and self-defined loading unit are image projector equipment, image projector equipment is being set by the both sides of instruction carriage 1, is reappearing train image along the line or other are the image that test needs to load.
Illumination analogue unit 2 in above-mentioned car, noise simulation unit 3, humiture analogue unit 4, pressure oscillation analogue unit 5, vibration simulation unit 6 and outside window scenario simulation unit 7 each work alone, possess and control the function that any physical environment is constant, possess the function controlling any time any system combined adjustment.
It is described below in detail the test method of the comprehensive comfort level of bullet train, specifically includes following steps:
Step 01, optional test sample, by man, female, old, young, Shao Ge colony division, at least selected 5 people of each colony, the test sample of composition comfort level, test sample sets up positions different in compartment separately, and exchanges according to test needs.
Illumination analogue unit 2 in car in step 02, debugging analog systems, noise simulation unit 3, humiture analogue unit 4, pressure oscillation analogue unit 5, vibration simulation unit 6 and each equipment in scenario simulation unit 7 outside window, each detection equipment in debugging detection system, as installed the multichannel physical parameter detector of detection human body, and debugging detector, debugging control analyzes each equipment in system 11 simultaneously, it is ensured that the running status that every equipment tends towards stability.
Step 03, design passenger mentality parameter questionnaire.
Questionnaire survey tableau format is as shown in table 1.
Psychological parameter application form under table 1. certain physical parameters and physiological parameter
Step 1, detection natural environment state under vehicle interior temperature ps1, humidity ps2, illumination ps3, noise ps4, pressure oscillation ps5, vibration ps6 physical parameter value, test simultaneously participates in testing crew physiologic parameter value under natural environment state, including brain electricity ph1, electrocardio ph2, myoelectricity ph3, blood pressure ph4, body temperature ph5, breathe ph6 and blood oxygen saturation ph7, and the psychological parameter that questionnaire survey testing crew is under natural environment, setting up basic parameter information, natural environment state should be the state of the most comfortable.
Step 11, according to test requirement establishment experiment process.
Step 2, experiment process is input to control analysis system 11, control illumination analogue unit 2, noise simulation unit 3, humiture analogue unit 4, pressure oscillation analogue unit 5, vibration simulation unit 6, outside window scenario simulation unit 7 in car each to work alone, repeatedly regulate single one physical parameter or coupling regulates many physical parameters.
Control analysis system 11 and control the input physical quantity of each analogue unit, input physical quantity includes two parts, the actual parameter that one part gathers when being reproduction train actual track operation, another part is the parameter of self-defined loading, and each parameter regulates according to the single adjustment of experiment process or coupling.
Step 3, detect the psychological parameter value of each physical parameter change point, physiologic parameter value, build the data base that psychological parameter, physiological parameter, physical parameter are corresponding.
Wherein, physiological parameter includes brain electricity ph1, electrocardio ph2, myoelectricity ph3, blood pressure ph4, body temperature ph5, breathes ph6 and blood oxygen saturation ph7.
Environmental physical parameter includes vehicle interior temperature ps1, humidity ps2, illumination ps3, noise ps4, pressure oscillation ps5, vibration ps6.
The detection of psychological parameter, detects the psychological parameter of passenger by filling in the mode of questionnaire, including very uncomfortable (A), uncomfortable (C), normal (D), comfortable (E), very comfortable (F).
Step 4, search determine the physical parameter territory of comprehensive comfort level, it is achieved the synchronous acquisition of physical parameter in passenger mentality parameter, physiological parameter, car, establish the physical parameter territory of bullet train comfort level.
This step 4 specifically also comprises the steps:
Step 41: search for the comfort level point significantly changed based on psychology and physiological feature parameter, search for the bad working environments point of comfort level therein, set up the physical parameter territory that comfort level is severe.
Controlling the physical parameter that wherein five analog systemss are corresponding keeps corresponding physical parameter constant, and experiment process controls single system work, changes corresponding single physical parameter. Such as the pressure in constant car, noise, humiture, illumination, continuing to change the vibration of car body, the physiological parameter of detection test personnel also investigates its psychological parameter, find physiological parameter change substantially, the obvious vibration simulation operating mode of psychological feelings. And then seeking temperature point, humidity point, illumination point, noise spot. The bad working environments point of search comfortableness is repeatedly proceeded by from different parameters. Finally contrast the searching structure of some tests, it is determined that the physical parameter territory that comfort level is severe.
Step 42: adopt the way of set operation to remove the physical parameter territory that comfort level is severe, remaining space is divided some test subdomains, the size that test subdomain divides is determined according to the precision analyzed, search for the comfort level bad working environments point of each test subdomain, set up the physical parameter territory that the comfort level of all division test subdomains is severe.
Step 43: utilize the weighting of the ratio-dependent Comfort Evaluation of psychological parameter corresponding to physical parameter territory, physiological parameter, determine the grade of the instruction carriage comfort inside regularity of distribution, it is divided into five grades, respectively (D), comfortable (E), very comfortable (F) very uncomfortable (A), uncomfortable (C), normal.
The present invention can synchronize to obtain physical parameter, physiological parameter, psychological parameter, physiological parameter (the brain electricity of synchronous detecting passenger, electrocardio, myoelectricity, blood pressure, body temperature, breathe and blood oxygen saturation) and car in physical parameter (body oscillating, vehicle interior temperature, vehicle humidity, illumination in car, internal car noise, interior pressure), consider the impact that passenger mentality is caused by scene outside window simultaneously, in specific physiological parameter, the basis of physical parameter is investigated in car the psychological parameter of passenger in the way of questionnaire, form the reaction corresponding physical parameter of passenger comfort, psychological parameter and physiological parameter.
The present invention can according to relevant standard, special instrument and equipment is used to gather vibration from train operation circuit, noise, humiture, pressure oscillation, guest room illumination, the pertinent physical data such as scene outside window, reproduction is regulated by testing stand after expert data software processes, reproduction artificial self-defining reference waveform and random waveform etc. can also be regulated, this testing stand can conduct a research under many physical quantitys coupling test or the test of single physical quantity the impact on the comprehensive comfort level of train occupant, by testing each physical index of system acquisition, the related datas such as human body physiological parameter, take the method that subjective assessment and objective evaluation combine, with reference to relevant criterion, comfort level is made overall merit.
The present invention is provided that various factors coupling is tested, and the big class operating mode of single factor experiment two. First: multifactorial experiment, to be placed on testing stand by instruction carriage, testing stand can load the several of the five class physical factors such as self-defined or the vibration of circuit collection, noise, humiture, pressure oscillation, illumination or all combine, the data such as test instrunment synchronous recording relevant physical parameter, human body physiological parameter, thus offer test data is researched and developed in the comprehensive comfort level research for existing and new research and development train. The second, single factor experiment, the one for five class physical factors is tested, research single physical parameter impact on comprehensive comfort level at different conditions, and testing stand can provide strong support for newly producing device research and development after building up.
As it has been described above, in conjunction with the plan content given by accompanying drawing, it is possible to derive similar technical scheme. In every case it is the content without departing from technical solution of the present invention, according to any simple modification, equivalent variations and modification that above example is made by the technical spirit of the present invention, all still falls within the scope of technical solution of the present invention.
Claims (14)
1. the comprehensive comfort level test method of bullet train, it is characterised in that comprise the steps:
The physical parameter value of illumination, noise, temperature, humidity, pressure, vibration in car under step 1, detection natural environment state, test simultaneously participates in testing crew physiologic parameter value under natural environment state and psychological parameter value, sets up basic parameter information;
In step 2, control car, illumination analogue unit, noise simulation unit, humiture analogue unit, pressure oscillation analogue unit, vibration simulation unit each work alone, and repeatedly regulate single one physical parameter or coupling regulates many physical parameters;
Step 3, detect the psychological parameter value of each physical parameter change point, physiologic parameter value, build the data base that psychological parameter, physiological parameter, physical parameter are corresponding;
Step 4, search determine the physical parameter territory of comprehensive comfort level.
2. the comprehensive comfort level test method of bullet train according to claim 1, it is characterised in that: in step 4, specifically also comprise the steps:
Step 41: search for the comfort level point significantly changed based on psychology and physiological feature parameter, search for the bad working environments point of comfort level therein, set up the physical parameter territory that comfort level is severe;
Step 42: adopt the way of set operation to remove the physical parameter territory that comfort level is severe, remaining space is divided some test subdomains, search for the comfort level bad working environments point of each test subdomain, set up the physical parameter territory that the comfort level of all division test subdomains is severe;
Step 43: utilize the weighting of the ratio-dependent Comfort Evaluation of psychological parameter corresponding to physical parameter territory, physiological parameter, it is determined that the grade of the instruction carriage comfort inside regularity of distribution.
3. the comprehensive comfort level test method of bullet train according to claim 2, it is characterised in that: the size that test subdomain divides is determined according to the precision analyzed.
4. the comprehensive comfort level test method of bullet train according to claim 1, it is characterized in that: the step that the real data that the simulation process of each analogue unit all includes that circuit is run is acquired, the step reappeared on testing stand by the truthful data gathered again, applies the step of normal data or self-defining data.
5. the comprehensive comfort level test method of bullet train according to claim 4, it is characterized in that: the process of described vibration simulation, by being arranged in many physical quantity transducers on car body, vibration-testing seat, diaphragm pressure seat gather the vibration displacement spectrum of train car load and seat when actual track runs, according to vibration displacement spectrum for by instruction carriage offer body oscillating and seat vibration.
6. the comprehensive comfort level test method of bullet train according to claim 1, it is characterized in that: in described car in the process of illumination simulation, during by actual track is run, the collection of illumination forms illuminance spectrum, reappeared in by instruction carriage by special equipment, by the change of the low frequency flicker of light, different-colour and color rendering index under the change of illumination simulation, different illumination conditions, make by the testing crew sense of reality in instruction carriage body to the vehicle illumination change when actual track runs.
7. the comprehensive comfort level test method of bullet train according to claim 1, it is characterized in that: the process of described noise simulation, actual motion line noise signals is carried out Whole frequency band collection, the measuring points placement position that distance ground is 1.2 meters high before, during and after car body when the collection point of noise and test, each collection point arranges collecting device, each test point arranges noise measuring equipment, during test, utilizes the noise that high and low frequency speaker array plays circuit collection to realize reappearing in by instruction carriage.
8. the comprehensive comfort level test method of bullet train according to claim 1, it is characterized in that: the process of described pressure oscillation simulation, the pressure oscillation data in collecting vehicle when actual track runs, control interior pressure change carry out dynamic analog interior pressure ripple by regulating air conditioner ventilation equipment and car body air-tight test equipment.
9. the comprehensive comfort level test method of bullet train according to claim 1, it is characterised in that: described physiological parameter includes brain electricity, electrocardio, myoelectricity, blood pressure, body temperature, breathing and blood oxygen saturation.
10. the comprehensive comfort level test method of bullet train according to claim 1, it is characterized in that: also include scenario simulation unit outside window, utilize image recording and projection equipment adopt the actual image of vehicle actual motion circuit both sides and truly reappear at the trial.
11. the comprehensive comfort level assay device of bullet train, it is characterised in that including:
By instruction carriage;
Analog systems, for illumination, noise, temperature, humidity, pressure oscillation, vibration and scene outside window in the car simulated on instruction carriage when actual track runs;
Detection system, for when certain physical parameters, detecting physiological parameter and the psychological parameter of testing crew;
Controlling analysis system, for controlling the input physical quantity of each analogue unit in analog systems, gather corresponding physiological parameter, psychological parameter and environmental physical parameter simultaneously, and each data gathered are analyzed, search determines the physical parameter territory of comprehensive comfort level.
12. a kind of comprehensive comfort level assay device of bullet train according to claim 11, it is characterized in that: described analog systems includes illumination analogue unit in car, noise simulation unit, humiture analogue unit, pressure oscillation analogue unit, vibration simulation unit and outside window scenario simulation unit, described detection system includes physio-parameter detection unit, environmental physical parameter detection unit and psychological parameter detection unit, described control analysis system includes the control unit for controlling each analogue unit input physical quantity, for gathering physiological parameter, the collecting unit of environmental physical parameter and psychological parameter and the analytic unit that each data gathered are analyzed.
13. according to the comprehensive comfort level assay device of bullet train that claim 12 is stated, it is characterised in that: the data sampling unit of real data when each analogue unit includes for gathering operation, for the data reproduction unit being undertaken reappearing by the data of collection, the self-defined loading unit that is used for independent loads self-defining data or normal data.
14. according to the comprehensive comfort level assay device of bullet train that claim 12 is stated, it is characterised in that: the data sampling unit in the described unit of scenario simulation outside window is image recording equipment, and data reproduction unit and self-defined loading unit are image projector equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510962248.0A CN105628405B (en) | 2015-12-19 | 2015-12-19 | Bullet train integrates comfort level test method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510962248.0A CN105628405B (en) | 2015-12-19 | 2015-12-19 | Bullet train integrates comfort level test method |
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| CN105628405A true CN105628405A (en) | 2016-06-01 |
| CN105628405B CN105628405B (en) | 2018-02-27 |
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| CN106108896A (en) * | 2016-06-12 | 2016-11-16 | 吉林大学 | A kind of based on flesh electrometric commercial car boarding Comfort Evaluation method |
| CN106526077A (en) * | 2016-11-02 | 2017-03-22 | 西安科技大学 | Air quality detection system and method based on information fusion technology |
| CN107314892A (en) * | 2017-06-28 | 2017-11-03 | 奇瑞汽车股份有限公司 | Performance test methods and device are shone in vehicle head lamp road |
| CN107747965A (en) * | 2017-09-01 | 2018-03-02 | 南京理工大学 | Information monitoring, analysis and the alarming device and method of bullet train indoor comfort degree |
| CN108078572A (en) * | 2016-11-22 | 2018-05-29 | 松下知识产权经营株式会社 | The evaluation system of cabin attendant and the evaluation method of cabin attendant |
| CN108087382A (en) * | 2017-11-30 | 2018-05-29 | 上海航天控制技术研究所 | A kind of Dual-energy source electrohydraudic servomechanism reliability growth test system and method |
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| CN108836290A (en) * | 2018-07-16 | 2018-11-20 | 郑州大学 | A kind of wearable Metro Passenger comfort level and health intelligent perceive bracelet |
| CN108956959A (en) * | 2018-07-23 | 2018-12-07 | 浙江艾莱依羽绒制品有限公司 | By class product comfort evaluation method and device |
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| CN110487559A (en) * | 2018-05-15 | 2019-11-22 | 上汽通用汽车有限公司 | In-vehicle reflection and the measuring device dazzle the eyes and measurement method |
| CN110530662A (en) * | 2019-09-05 | 2019-12-03 | 中南大学 | A kind of train seat Comfort Evaluation method and system based on multi-source physiological signal |
| CN110936962A (en) * | 2019-09-17 | 2020-03-31 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Method for simultaneously monitoring physiological and psychological fatigue in driving |
| CN111854823A (en) * | 2020-07-28 | 2020-10-30 | 中国北方车辆研究所 | Device for simulating multi-degree-of-freedom motion of rail vehicle |
| CN111968450A (en) * | 2020-10-26 | 2020-11-20 | 成都运达科技股份有限公司 | Dynamic control method, device and system for train driving simulator and storage medium |
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| CN112345063A (en) * | 2020-10-14 | 2021-02-09 | 合肥工业大学 | Testing method for floor vibration comfort level |
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| CN106108896B (en) * | 2016-06-12 | 2018-10-12 | 吉林大学 | One kind being based on the electrometric commercial car boarding Comfort Evaluation method of flesh |
| CN106108896A (en) * | 2016-06-12 | 2016-11-16 | 吉林大学 | A kind of based on flesh electrometric commercial car boarding Comfort Evaluation method |
| CN106526077A (en) * | 2016-11-02 | 2017-03-22 | 西安科技大学 | Air quality detection system and method based on information fusion technology |
| CN108078572A (en) * | 2016-11-22 | 2018-05-29 | 松下知识产权经营株式会社 | The evaluation system of cabin attendant and the evaluation method of cabin attendant |
| CN107314892A (en) * | 2017-06-28 | 2017-11-03 | 奇瑞汽车股份有限公司 | Performance test methods and device are shone in vehicle head lamp road |
| CN107314892B (en) * | 2017-06-28 | 2023-09-26 | 奇瑞汽车股份有限公司 | Method and device for testing road illumination performance of vehicle headlamp |
| CN107747965A (en) * | 2017-09-01 | 2018-03-02 | 南京理工大学 | Information monitoring, analysis and the alarming device and method of bullet train indoor comfort degree |
| CN108087382B (en) * | 2017-11-30 | 2019-08-09 | 上海航天控制技术研究所 | A kind of Dual-energy source electrohydraudic servomechanism reliability growth test system and method |
| CN108087382A (en) * | 2017-11-30 | 2018-05-29 | 上海航天控制技术研究所 | A kind of Dual-energy source electrohydraudic servomechanism reliability growth test system and method |
| CN110487559A (en) * | 2018-05-15 | 2019-11-22 | 上汽通用汽车有限公司 | In-vehicle reflection and the measuring device dazzle the eyes and measurement method |
| CN108791369A (en) * | 2018-06-12 | 2018-11-13 | 郑州大学 | A kind of Metro Passenger comfort level evaluating system based on multi-modal signal |
| CN108836290A (en) * | 2018-07-16 | 2018-11-20 | 郑州大学 | A kind of wearable Metro Passenger comfort level and health intelligent perceive bracelet |
| CN108956959A (en) * | 2018-07-23 | 2018-12-07 | 浙江艾莱依羽绒制品有限公司 | By class product comfort evaluation method and device |
| CN109782585A (en) * | 2019-01-30 | 2019-05-21 | 成都天佑路航轨道交通科技有限公司 | Interior pressure flutter valve tradition of a family machine based on big data cooperates with active control system |
| CN109782585B (en) * | 2019-01-30 | 2022-05-06 | 成都天佑路航轨道交通科技有限公司 | Big data-based in-vehicle pressure fluctuation valve and fan cooperative active control system |
| CN110530662A (en) * | 2019-09-05 | 2019-12-03 | 中南大学 | A kind of train seat Comfort Evaluation method and system based on multi-source physiological signal |
| CN110936962A (en) * | 2019-09-17 | 2020-03-31 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Method for simultaneously monitoring physiological and psychological fatigue in driving |
| CN111854823A (en) * | 2020-07-28 | 2020-10-30 | 中国北方车辆研究所 | Device for simulating multi-degree-of-freedom motion of rail vehicle |
| CN112182765A (en) * | 2020-09-30 | 2021-01-05 | 中车长春轨道客车股份有限公司 | Noise data acquisition method and device |
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| CN112345063B (en) * | 2020-10-14 | 2022-08-02 | 合肥工业大学 | Testing method for floor vibration comfort level |
| CN111968450A (en) * | 2020-10-26 | 2020-11-20 | 成都运达科技股份有限公司 | Dynamic control method, device and system for train driving simulator and storage medium |
| CN112353393A (en) * | 2020-11-09 | 2021-02-12 | 清华大学 | Intelligent driving automobile passenger state detection system |
| CN112353392A (en) * | 2020-11-09 | 2021-02-12 | 清华大学 | Method for evaluating comfort of intelligent driving automobile passenger |
| CN112353392B (en) * | 2020-11-09 | 2022-03-15 | 清华大学 | Method for evaluating comfort of intelligent driving automobile passenger |
| WO2022095985A1 (en) * | 2020-11-09 | 2022-05-12 | 清华大学 | Method and system for evaluating comfort of passenger of intelligent driving vehicle |
| CN114577486A (en) * | 2020-11-30 | 2022-06-03 | 宝能汽车集团有限公司 | Method for testing vehicle comfort |
| CN112765814A (en) * | 2021-01-20 | 2021-05-07 | 中车唐山机车车辆有限公司 | Airtight performance maintaining design method based on full life cycle |
| CN118362321A (en) * | 2024-06-20 | 2024-07-19 | 河北睿阳汽车电器有限公司 | Automobile seat comfort evaluation management system based on artificial intelligence |
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