CN110139425A - Vcehicular tunnel wisdom illumination control apparatus and system - Google Patents
Vcehicular tunnel wisdom illumination control apparatus and system Download PDFInfo
- Publication number
- CN110139425A CN110139425A CN201910316969.2A CN201910316969A CN110139425A CN 110139425 A CN110139425 A CN 110139425A CN 201910316969 A CN201910316969 A CN 201910316969A CN 110139425 A CN110139425 A CN 110139425A
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- Prior art keywords
- luminous intensity
- traffic flow
- processor
- brightness
- tunnel
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Vcehicular tunnel wisdom illumination control apparatus and system are related to automatic control system more particularly to a kind of illumination control apparatus and system applied to tunnel.The present invention is according to the luminance of outer caves and vehicle flowrate parameter, using the intelligent algorithms such as adaptive, dim signal mutation is solved using ramp function, realizes that illuminator is " soft " and adjusts, reduce the damage that sign mutation causes illuminator, it improves service life, freeway tunnel monitoring system can be cooperated to use, be easily integrated, " black hole " " white hole " effect in vehicle driving is effectively solved, good visual environment, guarantee driving safety are provided for driver.
Description
Technical field
The present invention relates to automatic control system more particularly to a kind of illumination control apparatus and system applied to tunnel.
Background technique
Illumination of highway tunnel system is the pith in highway operation, and at this stage, freeway tunnel shines
Bright general cooperated with LED illumination light adjusting controller uses, but LED illumination light adjusting controller can only simply adjust the bright of LED illumination
Degree does not have compatible between effective monitoring LED illumination circuit operation conditions and automatic adjusument brightness of illumination function and other systems
Property is poor.
Summary of the invention
The purpose of the present invention is realize effective monitoring LED by a kind of vcehicular tunnel wisdom illumination control apparatus and system
Lighting loop operation conditions and automatic adjusument brightness of illumination function.
Vcehicular tunnel wisdom illumination control apparatus and system, to adjust the brightness of LED illumination circuit, it is characterised in that this is
System includes following device:
One power supply, to provide power supply for equipment；
Several LED illumination circuits；
One condition detecting device, to detect the operating status of lighting loop；
One energy-consumption monitoring device provides the energy consumption data under various operating conditions to monitor energy consumption data for processor；
One luminous intensity acquisition device provides the data to processor to acquire the luminous intensity in tunnel portal and hole；
One wagon detector provides the data to processor to acquire vehicle flowrate and speed；
One processor, to be detected to condition detecting device, energy-consumption monitoring device, brightness illumination acquisition device, wagon detector,
The data of monitoring or acquisition are handled；
One movement executive device is realized the separating brake of lighting loop, feed motion and is returned executing the processing result of processor
The brightness regulation and energy consumption of road floor control；
One dimming device realizes LED illumination circuit brightness regulation to the dim signal of output processor.
Vcehicular tunnel wisdom illumination control apparatus and system, it is characterised in that system, which is achieved by the steps of, adjusts LED
Lighting loop brightness:
S1: using the outer luminous intensity of luminous intensity acquisition device measurement Tunnel, it is divided into dark, darker, negative, more negative, brighter, bright six grades；
Vehicle flowrate and speed are acquired using wagon detector, vehicle flowrate and speed are divided into unimpeded, three saturation, congestion shelves；
S2: measuring and calculating traffic flow is pre-, utilizes friendship in conjunction with the historical traffic amount at current time according to vehicle flowrate and speed, that is, traffic flow
Through-flow prescheme calculates traffic flow and the increment in next control period；
It is pre- to calculate luminous intensity, is calculated by luminous intensity model next according to luminous intensity in conjunction with current time history luminous intensity
Control the luminous intensity and increment in period；
The pre-, control deviation that the pre- increment of luminous intensity determines fuzzy controller according to traffic flow, it is pre- to traffic flow, luminous intensity is pre- fuzzy
Processing, obtains the variable quantity of headlamp, in conjunction with lamp illuminance situation, estimates the quantity opened or closed and the position of headlamp；
S3: the traffic flow through Fuzzy Processing is pre-, luminous intensity is corrected in advance, so as not to the accuracy that traffic flow is pre-, luminous intensity is pre- by
Equipment installation position and geographic location influence；
S4: corrected data carry out calculation process in induction controller, and induction controller is a ramp generator；
S5: the processing result of induction controller is executed by movement executive device and dimming device, is controlled by voltage controller
The power of LED is finally reached brightness regulation.
The device of the invention saves tunnel illumination cost, reduces operation energy consumption, improves the safety of vcehicular tunnel.According to
The luminance of outer caves parameter, using the intelligent algorithms such as adaptive, intelligence adjusts the brightness of LED illumination circuit, effectively solves in vehicle driving
" black hole " " white hole " effect, provide good visual environment for driver, guarantee driving safety, while using ramp function solution
Certainly dim signal is mutated, and is realized that illuminator is " soft " and is adjusted, reduce the damage that sign mutation causes illuminator, improves and use the longevity
Life can cooperate freeway tunnel monitoring system to use, be easily integrated.
Detailed description of the invention
Fig. 1 is logic diagram of the invention.
Specific embodiment
The present invention is further illustrated in the following with reference to the drawings and specific embodiments.Following embodiment will be helpful to the skill of this field
Art personnel further understand the present invention but the invention is not limited in any way, it is noted that the common skill of this field
For art personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to this hair
Bright protection scope.
Embodiment 1: vcehicular tunnel wisdom illumination control apparatus and system include:
1, power supply unit: to provide power supply for equipment.It is divided into LED power supply unit and controller power source unit, LED power supply unit
Working power is provided for LED light, using AC220V normal voltage.Controller power source unit provides working power for processor, is
Condition detecting device, movement executive device, dimming device, energy-consumption monitoring device, luminous intensity acquisition device, wagon detector mention letter
Number power supply, power supply unit are inputted using AC120-230V Width funtion, DC24V output.
2, several LED illumination circuits: voltage rating AC90-264V, power 20W-250W, control mode DC0-10V.
3, condition detecting device: condition detecting device is used to detect the operating status of lighting loop, executes calculation for processor
Method provides state foundation, guarantees that intelligent algorithm is effectively run.Two methods of status monitoring useful source type and leakage type.Voltage rating
DC24V, power 1.7W, 200 meters of detecting distance, 16 tunnel of measure loop, protection classification is reverse polarity protection.
4, energy-consumption monitoring device: energy-consumption monitoring device provides the energy consumption data under various operating conditions for processor, for place
The intelligent algorithm for managing device, which executes, provides energy foundation.Voltage rating AC100-240V, power 0.6W, measurement content are voltage, electricity
Stream, power factor (PF).
5, luminous intensity acquisition device: luminous intensity acquisition device provides the luminous intensity in tunnel portal and hole for processor.Be divided into it is dark,
Darker, negative, more negative, brighter, bright six grades.Voltage rating AC220V, measurement range 0-10000LX export electric current 4-20mA, measurement
± the 1% of precision maximum range, ± the 0.1% of repeatable accuracy maximum range.
6, to acquire vehicle flowrate and speed, the data wagon detector: are provided to processor.Vehicle flowrate and speed are divided into
Unimpeded, three saturation, congestion shelves.Voltage rating AC220V, power 3W detect 8, lane, and lane detection resolution is 0.3 meter,
Vertical width >=80 ° are detected in detection level width >=12 °.
7, processor: to condition detecting device, energy-consumption monitoring device, brightness illumination acquisition device, wagon detector
The data of detection, monitoring or acquisition are handled.It realizes the separating brake in LED illumination circuit, close a floodgate under monitoring and various operating conditions
Energy consumption monitoring, and combination algorithm operation result realizes the tune of the separating brake in LED illumination circuit, feed motion and brightness of illumination
Section.
It includes that measuring and calculating traffic flow is pre- and measuring and calculating luminous intensity is pre-, fuzzy operation, correction and oblique that processor, which carries out processing to data,
Slope functional operation, specifically:
A. measuring and calculating traffic flow is, in conjunction with the historical traffic amount at current time, to utilize friendship according to vehicle flowrate and speed i.e. traffic flow in advance
Through-flow prescheme calculates traffic flow and the increment in next control period；
B. measuring and calculating luminous intensity, in conjunction with current time history luminous intensity, is calculated down by luminous intensity model according to luminous intensity in advance
The luminous intensity and increment in one control period；
C. fuzzy operation is the control deviation that foundation traffic flow is pre-, the pre- increment of luminous intensity determines fuzzy controller, pre- to traffic flow,
The pre- Fuzzy Processing of luminous intensity, obtains the variable quantity of headlamp, in conjunction with lamp illuminance situation, estimates opening or closing for headlamp
Quantity and position；
D. correction is that pre-, luminous intensity is corrected in advance by the traffic flow through Fuzzy Processing, in order to avoid the standard that traffic flow is pre-, luminous intensity is pre-
True property is influenced by equipment installation position and geographic location, is divided into and being automatically corrected and manual synchronizing, in which:
It automatically corrects through region calculation of longitude & latitude illumination angle where obtaining equipment automatically, generates illumination luminance correction factor；
Correction of the manual synchronizing by the statistical calculation to site environment, under the various illumination brightness cases in region where estimation apparatus
The factor；
The factor * manual synchronizing factor is finally automatically corrected by Fuzzy Processing output data * and obtains actual output voltage；
E. the actual output voltage obtained is in induction controller operation, and induction controller is a ramp generator, using slope
Functional operation is mainly used for limiting the slew rate of signal, and anti-stop signal jump inputs in the setting value source of controller and setting value
Between, smoother response is realized, without influencing disturbance response.Between controller output and actuator input, retains and execute
Device；By increasing slew rate slew rate in positive range, reducing slew rate, the increase pressure in negative range in positive range
Slew Rate reduces the setting such as slew rate in negative range, and output valve is limited to upper and lower bound, when reach slew rate limitation or
When person reaches the upper limit or lower limit, associated output bit is set True by ramp function, can carry out signal output at this time, no to be
It is set as False, not can be carried out information output.
8, act executive device: the processing result to execute processor, realize separating brake, the feed motion of lighting loop with
And brightness regulation and the energy consumption control of circuit layer.
9, dimming unit: to the dim signal of output processor, realizing LED illumination circuit brightness regulation, realizes that LED shines
" soft " adjusting in bright circuit, prevents adjustment signal mutation from causing the damage of illumination, improves the service life of illumination.
The power that LED illumination circuit brightness regulation controls LED using voltage controller is finally reached brightness regulation, control
Device exports the control voltage of 10V-0V, and the brightness 0%-100% of corresponding LED is divided into 100 gears, the corresponding brightness of every 0.1V
Gear, wherein 0% is most secretly, LED is not off at this time, and power is minimum, and 100% is most bright, LED total power output.
Claims (2)
1. vcehicular tunnel wisdom illumination control apparatus and system, to adjust the brightness of LED illumination circuit, it is characterised in that the system
Include following device:
One power supply, to provide power supply for equipment；
Several LED illumination circuits；
One condition detecting device, to detect the operating status of lighting loop；
One energy-consumption monitoring device provides the energy consumption data under various operating conditions to monitor energy consumption data for processor；
One luminous intensity acquisition device provides the data to processor to acquire the luminous intensity in tunnel portal and hole；
One wagon detector provides the data to processor to acquire vehicle flowrate and speed；
One processor, to be detected to condition detecting device, energy-consumption monitoring device, brightness illumination acquisition device, wagon detector,
The data of monitoring or acquisition are handled；
One movement executive device is realized the separating brake of lighting loop, feed motion and is returned executing the processing result of processor
The brightness regulation and energy consumption of road floor control；
One dimming device realizes LED illumination circuit brightness regulation to the dim signal of output processor.
2. vcehicular tunnel wisdom illumination control apparatus described in claim 1 and system, it is characterised in that system by walking as follows
Rapid realize adjusts the brightness of LED illumination circuit:
S1: using the outer luminous intensity of luminous intensity acquisition device measurement Tunnel, it is divided into dark, darker, negative, more negative, brighter, bright six grades；
Vehicle flowrate and speed are acquired using wagon detector, vehicle flowrate and speed are divided into unimpeded, three saturation, congestion shelves；
S2: measuring and calculating traffic flow is pre-, utilizes friendship in conjunction with the historical traffic amount at current time according to vehicle flowrate and speed, that is, traffic flow
Through-flow prescheme calculates traffic flow and the increment in next control period；
It is pre- to calculate luminous intensity, is calculated by luminous intensity model next according to luminous intensity in conjunction with current time history luminous intensity
Control the luminous intensity and increment in period；
The pre-, control deviation that the pre- increment of luminous intensity determines fuzzy controller according to traffic flow, it is pre- to traffic flow, luminous intensity is pre- fuzzy
Processing, obtains the variable quantity of headlamp, in conjunction with lamp illuminance situation, estimates the quantity opened or closed and the position of headlamp；
S3: the traffic flow through Fuzzy Processing is pre-, luminous intensity is corrected in advance, so as not to the accuracy that traffic flow is pre-, luminous intensity is pre- by
Equipment installation position and geographic location influence；
S4: corrected data carry out calculation process in induction controller, and induction controller is a ramp generator；
S5: the processing result of induction controller is executed by movement executive device and dimming device, is controlled by voltage controller
The power of LED is finally reached brightness regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910316969.2A CN110139425A (en) | 2019-04-19 | 2019-04-19 | Vcehicular tunnel wisdom illumination control apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910316969.2A CN110139425A (en) | 2019-04-19 | 2019-04-19 | Vcehicular tunnel wisdom illumination control apparatus and system |
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| CN110139425A true CN110139425A (en) | 2019-08-16 |
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ID=67570438
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| CN201910316969.2A Pending CN110139425A (en) | 2019-04-19 | 2019-04-19 | Vcehicular tunnel wisdom illumination control apparatus and system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112291905A (en) * | 2020-11-04 | 2021-01-29 | 上海电机学院 | Tunnel illumination control method based on human eye visual characteristics |
| CN114567951A (en) * | 2022-03-10 | 2022-05-31 | 四维生态科技（杭州）有限公司 | Method and device for adjusting lighting system and computer storage medium |
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| CN206118128U (en) * | 2016-10-26 | 2017-04-19 | 西安科技大学 | Tunnel illumination controlling means |
| CN207083251U (en) * | 2017-05-15 | 2018-03-09 | 杰华特微电子（张家港）有限公司 | PWM light adjusting circuits and LED drive circuit |
| CN207117279U (en) * | 2017-06-30 | 2018-03-16 | 泸州卓峰新能源科技有限公司 | A kind of solar street light charge-discharge control system |
| CN107852090A (en) * | 2015-06-26 | 2018-03-27 | 戴洛格半导体公司 | Inverse-excitation type pfc converter with adaptive power factor correcting |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150061511A1 (en) * | 2008-04-14 | 2015-03-05 | Digital Lumens Incorporated | Lighting fixtures and methods of commissioning lighting fixtures |
| CN107852090A (en) * | 2015-06-26 | 2018-03-27 | 戴洛格半导体公司 | Inverse-excitation type pfc converter with adaptive power factor correcting |
| CN105657889A (en) * | 2015-12-30 | 2016-06-08 | 深圳达实智能股份有限公司 | Tunnel lighting system |
| CN206118128U (en) * | 2016-10-26 | 2017-04-19 | 西安科技大学 | Tunnel illumination controlling means |
| CN207083251U (en) * | 2017-05-15 | 2018-03-09 | 杰华特微电子（张家港）有限公司 | PWM light adjusting circuits and LED drive circuit |
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| CN112291905A (en) * | 2020-11-04 | 2021-01-29 | 上海电机学院 | Tunnel illumination control method based on human eye visual characteristics |
| CN114567951A (en) * | 2022-03-10 | 2022-05-31 | 四维生态科技（杭州）有限公司 | Method and device for adjusting lighting system and computer storage medium |
| CN114567951B (en) * | 2022-03-10 | 2023-12-22 | 四维生态科技（杭州）有限公司 | Method and device for adjusting lighting system and computer storage medium |
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Application publication date: 20190816 |