CN101846580B - Road optic testing system and method based on automatic illumination acquisition - Google Patents
Road optic testing system and method based on automatic illumination acquisition Download PDFInfo
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- CN101846580B CN101846580B CN2010101425231A CN201010142523A CN101846580B CN 101846580 B CN101846580 B CN 101846580B CN 2010101425231 A CN2010101425231 A CN 2010101425231A CN 201010142523 A CN201010142523 A CN 201010142523A CN 101846580 B CN101846580 B CN 101846580B
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Abstract
The invention discloses a road optic testing system based on automatic illumination acquisition. The system comprises a master control system and more than two testing terminals which are connected with the master control system in a communication manner, wherein the master control system used for collecting and analyzing terminal data and transmitting commands comprises a main SCM of which signal circuits are connected, a main communication module, a LCD screen and a control input unit; and the testing terminals used for detecting, collecting and transmitting the field illumination comprises an illumination detector, a sub-SCM, a memory, a modular sampling unit, an address scrambler and a sub-communication module corresponding to the main communication module. The road optic testing system of the invention organically combines computer control with communication; a plurality of testing terminals are used to separately collect and analyze road illumination, the master control system is used for showing the illumination, the uncertainty of the manual test is eliminated, the measurement accuracy is increased; and the time of repeated installations and labor cost for testing are saved under different road lighting conditions, thus the measurement efficiency is greatly improved.
Description
Technical field
The present invention relates to a kind of road optic testing system and method thereof based on automatic illumination acquisition; Relate in particular to road optic testing system and method thereof, belong to the detection range of semiconductor road illuminating lamp with the LED street lamp of the road of external controller drives in the power of alterating and direct current power supply and street lighting.
Background technology
Along with the light efficiency of high-power LED light source improves constantly, and the continuous maturation of LED actuation techniques, the utilization of high-power LED street lamp in road is more and more.And the utilization of high-power LED street lamp is had higher requirement to its road illumination, uniformity of illuminance and a series of index test thereof; In addition, recently the automatic road optical detection system that rises on LED application technology and Design of Luminaires provides huge chance.Because flourish on these basic technologies, LED optic testing system of today can carry out more high resolving power and more high-precision test, and detection efficiency is higher.Be widely used in industry at present, semiconductor and electronics, metal device manufacturing, exact instrument, device and assembling or the like.Along with the arrival of chance, also brought great challenge.Although LED illumination measuring technology has had some significant progresses and raising in recent years, a comparatively complete cover detection system remains a vacancy at present.Although people are describing all in recent years outstanding improvement always; But just be applicable to the limitation of single light fixture optic test, under mutual influential situation, do not test, under this kind conditions and environment to several light fixtures; Measuring accuracy and data stability have been reduced; Ways of addressing this issue will overcome this situation exactly, simulates whole true environments, reduces influence artificial, that device transform causes.Therefore, road optic testing system and method research thereof are the important technology directions that current light fixture research and development institution must consider.
Road lighting project implementation at present and acceptance criteria mainly are that the project and the standard of test wherein are strict with according to CJ45-2006 " city illumination design standards ", and the street lamp illumination data mainly is to obtain through the on-the-spot directly test of road at present.On-the-spot test need be marked test point in earlier stage, because of each test point, tester, testing tool, method of testing difference, causes institute's test data that deviation is arranged.On-the-spot test need be tested the brightness value of a lot of points, and pole height and lamp stand spacing all immobilize; The method of testing of present stage not only takes time and effort; And accuracy is not high, and in optic testing system, important variable comprises accurate position control and rapid convergence characteristic more.Under such environment, all of these factors taken together can both be used for accomplishing faster and more accurate point-to-point displacement, is the problem of comparison difficulty.
Summary of the invention
Not enough and urgent requirement in view of above-mentioned prior art existence; The objective of the invention is to propose a kind of road optic testing system and method thereof, for the research and development of LED road illuminating lamp provide effective test guarantee and optical index reference based on automatic illumination acquisition.
The object of the invention will be achieved through following technical scheme:
Road optic testing system based on automatic illumination acquisition; Be laid in test with in the road segments; It is characterized in that: comprise the master control system that is located at long-range street lamp control end and be located at test more than two with the test terminal on the road segments build-in test point; Master control system is connected through the communication network signal with each test terminal, and the wherein said master control system that is used to collect also analysing terminal data, transmission instruction comprises host scm, main communication module, liquid crystal display and the control input block that signal line links to each other; Said each test terminal that is used for on-the-spot illuminance detecting, gathers and transmits comprises illumination detector, sub-single-chip microcomputer, storer, modulus sampling unit, address scrambler and and the corresponding sub-communication module of main communication module respectively.
Further; Aforementioned road optic testing system based on automatic illumination acquisition; Wherein each test is disposed setting height(from bottom), road lamp that spacing is adjustable with road segments, and its configuration structure comprises along the road surface one-sided configuration, bilateral symmetry or symmetrical arrangements and disposes more than the both sides.
Further, aforementioned road optic testing system based on automatic illumination acquisition, wherein this test is provided with the slide rail of road bearing of trend with road segments, and the road lamp that is disposed moves and the location along slide rail is controlled.And this road lamp comprises lamp stand and lamp holder, and lamp stand vertically is provided with guide rail, and lamp holder moves and the location along guide rail is controlled.
Another object of the present invention, the technical scheme of its realization is:
Road optic testing method based on automatic illumination acquisition; Framework also acts on test and uses road segments; It is characterized in that comprising that step: I, master control system adopt master mode to send order data through main communication module; Be sent to each test terminal, comprise geocoding in the order data that is sent; II, each test terminal gather the illumination data of simulating signal through illumination detector, and through modulus sampling unit fixed cycle or decide frequency ground illumination data is carried out digital signal conversion; III, the digital signal illumination data that records is back to master control system, and with the road segments condition data is carried out processing operations, analysis according to test, record the optical technology index of street lamp by host scm.
Further; Aforementioned road optic testing method based on automatic illumination acquisition; Wherein behind the step I under sub-Single-chip Controlling; After the sub-communication module of each terminal device is received the order data of master control, analyze data identification higher level's master control system and mate the geocoding of self, the running of execution in step II under the situation that identification, coupling all meet through address scrambler.
Further; Aforementioned road optic testing method based on automatic illumination acquisition; Wherein this test is disposed setting height(from bottom), road lamp that spacing is adjustable with road segments, and said road lamp and lamp holder thereof move, locate along slide rail and guide rail respectively under the host scm of master control system drives.
Further; Aforementioned road optic testing method based on automatic illumination acquisition; Wherein this master control system comprises the display terminal based on liquid crystal display, and said display terminal is located at the remote information center, and the street lamp optical technology index of Step II I gained is published on display terminal with file or graph mode.
Application the present invention is based on the road optic testing system and the method thereof of automatic illumination acquisition, and its advantage is:
This road optic testing system is with the computer control and the combination of communicating by letter; Gather, analyze road illumination respectively and manifest through being located at a plurality of test terminals and long-range master control system in the local test district; Effectively get rid of the uncertainty of measurement that artificial manual test brought, improved the accuracy of measuring; This system has also saved repetition set-up time and the cost of labor of when measuring the different lamps setting height(from bottom) with different lamp stand spacing, being brought simultaneously, and efficiency of measurement is greatly improved.In addition, the introducing of data storage and display device has also improved the managerial and practical intuitive of calling of this system simultaneously.
Following constipation closes the embodiment accompanying drawing, and specific embodiments of the invention is done further to detail, so that technical scheme of the present invention is easier to understand, grasp.
Description of drawings
Fig. 1 is the theory diagram of road optic testing system of the present invention;
Fig. 2 a and Fig. 2 b are respectively the composition structured flowchart of master control system of the present invention and test terminal;
Fig. 3 a to Fig. 3 c is respectively the test point layout method synoptic diagram corresponding to different road conditions.
Embodiment
The present invention is based on the design original intention of automatic illumination acquisition, proposed a kind of road optic testing system and method thereof, mainly make up with a plurality of test terminals 2 and form by master control system 1.Master control system 1 comprises a host scm, keyboard, software, LCDs, main communication module, and test terminal 2 is made up of illumination detector, sub-single-chip microcomputer, modulus sampling unit, geocoding unit, corresponding sub-communication module etc.This master control system 1 mainly is placed in the street lamp control end, is responsible for collecting from machine data, analyzes data, sends instruction; This test terminal 2 then directly is installed on each test point, is responsible for on-the-spot data acquisition and transmission, carries out the instruction of master control system 1, and a master control system can be controlled a plurality of test macros terminal by geocoding.
This master control system is monitored the test terminal through the serial communication mode of network signal line.Master control system adopts master mode to send order data; The laggard line data analysis of communications packets is received in the test terminal: the one, and whether the identification master control system is the higher level's master control system of oneself; The 2nd, whether identification address, test terminal is the address of oneself, is only all confirming test terminal, errorless back just fill order and corresponding operation.
The state of the direct monitoring ground illumination in test terminal receives the instruction from master control system through the signal wire receiving circuit, and carries out corresponding operation; Accomplish the sampling processing of road pavement illumination, and judge according to data analysis whether the distribution of ground light illumination is normal by sub-single-chip microcomputer.If distribution is unusual, carry out operation accordingly, and send to master control system to data, through some correct operation adjustment test positions, draw proper data output again.
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Shown in Fig. 1, Fig. 2 a and Fig. 2 b, said road optic testing system based on automatic illumination acquisition is made up of master control system 1 and the test terminal more than two 2.Master control system 1 comprises a host scm 3, keyboard 4, storer 5, LCDs 6, main communication module 7, and test macro terminal 2 is made up of illumination detector 8, sub-single-chip microcomputer 9, modulus sampling unit 10, geocoding unit 11, corresponding sub-communication module 12 etc.Wherein this master control system 1 mainly is to settle at the street lamp control end, is responsible for collecting from machine data, analyzes data, sends instruction; 2 of this test terminals directly are installed on each test point, are responsible for on-the-spot data acquisition and transmission, carry out the instruction of master control system 1, and a master control system 1 can be controlled a plurality of test terminals 2.The state of these test terminal 2 direct monitoring ground illumination receives the instruction from master control system through the signal wire receiving circuit, and carries out corresponding operation; Accomplish the sampling processing of road pavement illumination, and judge according to data analysis whether the distribution of ground light illumination is normal.If distribution is unusual, carry out operation accordingly, and send to master control system to data, through some correct operation adjustment test positions, draw proper data output again.
Wherein, master control system 1 is monitored test macro terminal [2] through the serial communication mode of network signal line.A communication data packet is made up of 8 bit data, and the 1st, the 2nd is the master control system sign, and the 3rd is order, and the 4th, the 5th is the test macro terminal address, and the 6th to the 8th is data.Master control system adopts master mode to send order data; The laggard line data analysis of communications packets is received in test terminal 2: the one, and whether identification master control system 1 is the higher level's master control system of oneself; The 2nd, whether identification 2 addresses, test terminal are the addresses of oneself, are only all confirming test terminal, errorless back 2 just fill order and corresponding operation.
Further; The principle of work of this illumination detector 8 is a kind of sensors of responding to the power of light; In light sensor, when induction light intensity difference, the resistance values in the illumination detector 8 will change; Changing value and reference value according to its resistance value compare, and draw the optical parameter value that it will be exported.A high-precision photoelectric tube is housed in the sensor; A tablet of being made up of " pin type diode " is arranged in the photoelectric tube; When applying a reverse fixed voltage to the photoelectric tube two ends, any light source all will cause it to discharge electronics to its impact, the result when intensity of illumination high more; The electric current of photoelectric tube is also just big more; When electric current passed through a resistance, the voltage at resistance two ends was converted into the 0-5V voltage signal of the digital to analog converter acceptance that can be gathered, preserves the data of gathering get off with suitable form result then.Briefly, probe inner sensor induction street lamp is incident upon light intensity on the corresponding point of ground, by record and processing, calculates numerical value according to the mathematical conversion method in some way.
Shown in Fig. 3 a to Fig. 3 c, according to different use occasions, road lamp dispose one-sided configuration, bilateral symmetry or multiple modes such as asymmetric configuration and the configuration of many sides.This test is provided with the slide rail of road bearing of trend with road segments, and the road lamp that is disposed moves and the location along slide rail is controlled.And this road lamp comprises lamp stand and lamp holder, and lamp stand vertically is provided with guide rail, and lamp holder moves and the location along guide rail is controlled.
The present embodiment street lamp is taked bilateral balanced configuration form; Spacing can freely be set; Can be during test according to height and the installing space adjustment light fixture suspension height and the lamp stand spacing of the actual use of street lamp; This has improved test job efficient greatly and has alleviated the project installation workload; Can test different layout installing spaces and situation highly, test point can be divided into according to above-mentioned layout method: single layout, the wrong layout of two test cross, two survey symmetric arrangement surveyed.The tester surveys lamp installation on lamp stand with institute daytime, connects circuit, and photosensitive probe acquisition environment light intensity when ambient light intensity is lower than setting value, is carried out the program of turning on light.
Be positioned at test with two light pole zones of road segments mark fixing test point, at last icon survey grid center of a lattice position, illumination detector 8 of the corresponding placement of each test point; Set a test terminal simultaneously, in mark survey grid lattice, several illumination detectors 8 are set, illumination detector 8 is fixed on grid intersection point center; Simultaneously place netting twine (through the wire transmission signal) on the ground, through remote transmission, the terminal receives the illumination test value of each test point; Show synchronously and average illumination that indexs such as even performance so not only make work efficiency improve greatly; Also guarantee the GRR tested to have improved test accuracy greatly.And; The setting height(from bottom) and the lamp stand spacing of the lamp stand of these test terminal 2 peripheries all are adjustable; Can be conveniently used in different setting height(from bottom)s and installing space, be applicable to different type roads, this is to the basic optical test of road Lighting Design stage; Have important effect, this test terminal 2 can be used as the important test platform of enterprises design verification or testing agency.
Road optic testing method and step based on automatic illumination acquisition:
1. data acquisition; Light sensor utilizes photoresistance influenced by light intensity and principle that resistance changes is sent the simulating signal of light intensity to the machine main frame; Data acquisition can be set collection period and frequency acquisition; Main frame becomes digital signal with analog signal conversion after receiving, and is kept in the storer.
2. data operation; Data in the mainframe memory are carried out processing operations; According to suitable road conditions, the road surface mean flow rate, the total uniformity coefficient of road surface brightness, the vertical luminance uniformity in road surface, road surface average illumination, road illumination uniformity coefficient, threshold value increment and the environment ratio that obtain by following calculating computing method.
3. data analysis is analyzed by the measured data of computer software record, and system is the brightness value of collecting test point effectively, thereby realizes the simulation and the field test of the optical technology index of street lamp.This system can carry out the automatic switch control of illumination detector 8 according to the different situations (being daytime or night) of light, realizes the requirement of test.
4. data issuing, master control system comprises a host scm 3, keyboard 4, LCDs 6 and main communication module 7, through 485 interface transmission signals; Construct " the road optic testing system terminal of gathering automatically " platform; By this platform, managerial personnel just can arrive the appointed place through network delivery with test various detecting informations well in information center; Through the display terminal of installing, show with file and graph mode.
Claims (8)
1. based on the road optic testing system of automatic illumination acquisition; Be laid in test with in the road segments; It is characterized in that: comprise the master control system that is located at long-range street lamp control end and be located at test more than two with the test terminal on the road segments build-in test point; Master control system is connected through the communication network signal with each test terminal; Wherein said master control system is used for collecting also analysing terminal data, transmission instruction, comprises host scm, main communication module, liquid crystal display and control input block that signal line links to each other; Said test terminal is used for on-the-spot illuminance detecting, gathers and transmission, comprises illumination detector, sub-single-chip microcomputer, storer, modulus sampling unit, address scrambler and and the corresponding sub-communication module of main communication module respectively.
2. the road optic testing system based on automatic illumination acquisition according to claim 1; It is characterized in that: said test is disposed setting height(from bottom), road lamp that spacing is adjustable with road segments, and its configuration structure comprises along the road surface one-sided configuration, bilateral symmetry or symmetrical arrangements and disposes more than the both sides.
3. the road optic testing system based on automatic illumination acquisition according to claim 2 is characterized in that: said test is provided with the slide rail of road bearing of trend with road segments, and the road lamp of said configuration moves and the location along slide rail is controlled.
4. the road optic testing system based on automatic illumination acquisition according to claim 2 is characterized in that: said road lamp comprises lamp stand and lamp holder, and lamp stand vertically is provided with guide rail, and lamp holder moves and the location along guide rail is controlled.
5. the said road optic testing method of claim 1 based on automatic illumination acquisition, framework also acts on test and uses road segments, it is characterized in that comprising step:
I, master control system adopt master mode to send order data through main communication module, are sent to each test terminal, comprise geocoding in the order data that is sent;
II, each test terminal are gathered the illumination data of simulating signal through illumination detector, and through modulus sampling unit fixed cycle or decide frequency ground illumination data is carried out digital signal conversion;
III, the digital signal illumination data that records is back to master control system, and with the road segments condition data is carried out processing operations, analysis according to test, record the optical technology index of street lamp by host scm.
6. the road optic testing method based on automatic illumination acquisition according to claim 5; It is characterized in that: after the step I under sub-Single-chip Controlling; After the sub-communication module of each terminal device is received the order data of master control; Analyze data identification higher level's master control system and mate the geocoding of self through address scrambler, the running of execution in step II under the situation that identification, coupling all meet.
7. the road optic testing method based on automatic illumination acquisition according to claim 5; It is characterized in that: said test is disposed setting height(from bottom), road lamp that spacing is adjustable with road segments, and said road lamp and lamp holder thereof move, locate along slide rail and guide rail respectively under the host scm of master control system drives.
8. according to the road optic testing method shown in the claim 5 based on automatic illumination acquisition; It is characterized in that: said master control system comprises the display terminal based on liquid crystal display; Said display terminal is located at the remote information center, and the street lamp optical technology index of step III gained is published on display terminal with file or graph mode.
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975609B (en) * | 2010-10-09 | 2011-12-14 | 大连工业大学 | Testing method of illumination intensity for road illumination |
| CN103543002A (en) * | 2012-07-17 | 2014-01-29 | 中国科学院西安光学精密机械研究所 | On-spot comprehensive properties test system of LED street lamp |
| CN103149523A (en) * | 2013-02-18 | 2013-06-12 | 南京汉德森科技股份有限公司 | Multi-stress accelerated life monitoring and testing system based on automatic photoelectric parameter acquisition |
| CN104374550A (en) * | 2014-11-20 | 2015-02-25 | 厦门元谷信息科技有限公司 | Roadway-illuminating dynamic measurement device |
| CN104390698A (en) * | 2014-11-20 | 2015-03-04 | 厦门元谷信息科技有限公司 | Preposed measuring device for dynamically testing road illumination on-site |
| CN106153305A (en) * | 2015-03-31 | 2016-11-23 | 浙江省电子信息产品检验所 | A kind of measuring method of the on-the-spot road illumination of LED street lamp illumination |
| CN104931813A (en) * | 2015-05-19 | 2015-09-23 | 深圳市共济科技有限公司 | Method and system for detecting states of machine room server LED lamps |
| CN105043719A (en) * | 2015-06-02 | 2015-11-11 | 国家电网公司 | Roadway illumination detection method and central processor |
| WO2017124571A1 (en) * | 2016-01-24 | 2017-07-27 | 赵政荣 | Method for acquiring usage count of photosensitive street lamp technology and photosensitive street lamp |
| CN107817047B (en) * | 2016-09-13 | 2021-04-16 | 南京理工大学 | Molten pool light intensity detection device that first subregion of detecting more detected |
| CN113432841A (en) * | 2021-06-22 | 2021-09-24 | 广州市稀码通电子有限公司 | External collector for mobile phone camera contrast light source |
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