CN110290626A - A kind of tunnel strengthening segment solar energy recurrence lighting power supply system - Google Patents
A kind of tunnel strengthening segment solar energy recurrence lighting power supply system Download PDFInfo
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- CN110290626A CN110290626A CN201910639950.1A CN201910639950A CN110290626A CN 110290626 A CN110290626 A CN 110290626A CN 201910639950 A CN201910639950 A CN 201910639950A CN 110290626 A CN110290626 A CN 110290626A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
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- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The present invention relates to tunnel illumination technical fields, disclose a kind of tunnel strengthening segment solar energy recurrence lighting power supply system, including solar electric power supply system and tunnel strengthening segment lighting system, solar electric power supply system and tunnel strengthening segment lighting system electrically connect as the power supply of tunnel strengthening segment lighting system；Tunnel strengthening segment lighting system includes earth magnetism wagon detector, microwave vehicle detector, the first panorama illumination instrument, the second panorama illumination instrument, control processor, lamp driving circuit and tunnel illuminating lamp；Multiple earth magnetism wagon detectors, microwave vehicle detector are arranged in front of tunnel portal, multiple earth magnetism wagon detectors are symmetrically embedded on each lane of road, microwave vehicle detector is fixed on the side of road, earth magnetism wagon detector, microwave vehicle detector output end connect with control processor.The present invention is able to solve the deficienter tunnel strengthening segment solar lighting problem of remote geographic location, electric power resource, promotes vcehicular tunnel energy-saving and emission-reduction work.
Description
Technical field
The present invention relates to tunnel illumination technical fields more particularly to a kind of tunnel strengthening segment solar energy recurrence lighting energy saving to supply
Electric system.
Background technique
Tunnel illumination energy consumption is huge, for example, cut-off the whole province, Zhejiang Province vcehicular tunnel in 2018 is at totally 1370, overall length 865974
Rice, about 300,000,000 degree of tunnel illumination whole year power consumption (100,000 tons of coal of mark, 23.6 ten thousand tons of CO2 discharge amount are closed in conversion).Tunnel illumination is different
It is illuminated in ordinary highway, especially strengthening segment illumination plays highway driving traffic safety vital.Strengthening segment illumination
It is to make driver maintain good visual state, it is ensured that safety needs relatively high bright in the beginning of tunnel entrance
Degree carries out supplement to tunnel entrance and reinforces illumination.
Existing tunnel strengthening segment lighting system is mainly powered using alternating current, and following two points problem is primarily present:
(1) up to now, major part tunnel in China's is not carried out " illumination on demand ", and according to statistics, tunnel illumination energy consumption has
70% or so is wasted on " excess illumination ".Existing tunnel strengthening segment lighting system relies primarily on timing control, when different
It is different to carve controller control strengthening segment lamp brightness, can not accomplish efficiently to adjust under the weather conditions such as wet weather, heat fine day,
Not only energy consumption is high, and tunnel strengthening segment illuminating effect is bad.To reduce operation spending, many tunnel management units select close portion
Divide lighting loop to reduce power consumption, cause brightness in tunnel lack of standardization, and uneven hot spot occurs in ground, there are hidden for traffic safety
Suffer from.
(2) it is powered using alternating current, needs to consume non-renewable energy resources mostly, do not meet transport energy savings emission reduction special project side
The requirement of case；In addition, being that tunnel illumination needs to build individual tunnel power supply-distribution system in remote mountain areas, need to overcome more
Geology, environment adjust limitation, it is high to lead to project cost, and power supply quality is difficult to ensure.
As photovoltaic power generation technology is mature and the large-scale application of the light adjustable energy-savings lamps and lanterns such as LED, using green energy resource and
Lighting energy saving control technology realizes that " illumination on demand " premised on strengthening traffic safety is possibly realized.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of tunnel strengthening segment solar energy recurrence photographs
Bright power supply system, the relationship for requiring illumination three to be positively correlated using sunlight exposure intensity, generated energy and strengthening segment, using photovoltaic
Recursion control mode is powered, and it is high to be able to solve deficienter remote geographic location, electric power resource, long construction period, equipment cost
Tunnel strengthening segment solar lighting problem promotes vcehicular tunnel energy-saving and emission-reduction work.
The present invention adopts the following technical scheme that realization: a kind of tunnel strengthening segment solar energy recurrence lighting power supply system, including
Solar electric power supply system and tunnel strengthening segment lighting system, the solar electric power supply system are electrically connected with tunnel strengthening segment lighting system
It is connected in the power supply of tunnel strengthening segment lighting system；The tunnel strengthening segment lighting system includes earth magnetism wagon detector, microwave vehicle
Detector, the first panorama illumination instrument, the second panorama illumination instrument, control processor, lamp driving circuit and tunnel illuminating lamp；Its
In, multiple earth magnetism wagon detectors, the setting of microwave vehicle detector are in front of the tunnel portal at 100~200m, multiplely
Magnetic vehicle detector is symmetrically embedded on each lane of road, and microwave vehicle detector is fixed on the side of road, earth magnetism vehicle
Detector, microwave vehicle detector output end connect with control processor, earth magnetism wagon detector and microwave vehicle are examined
Device is surveyed with tunnel vehicle flowrate predicting unit is combined into, for practical vehicle flowrate to be calculated.
The control processor is PLC processor, carries out comprehensive light modulation, control according to information such as hole brightness, vehicle flowrates
Processor also provides Ethernet interface, is communicated with tunnel Central Control Room Lighting Control Service device.
The first panorama illumination instrument, the second panorama illumination instrument be mounted on 50 in front of tunnel portal by shared bracket~
Road side at 100m, the acquisition direction of two illumination instruments are directed at tunnel portal center line, the first panorama illumination instrument, second
The output end of panorama illumination instrument is connect with control processor, and two illumination instruments form illumination processing unit, and two-way illumination instrument is defeated
Signal takes its average value by calculating, obtains hole intrinsic brilliance to control processor out.
The control processor is also electrically connected with lamp driving circuit, and lamp driving circuit is electrically connected with tunnel illuminating lamp,
Lamp driving circuit is for driving tunnel illuminating lamp to work；The solar electric power supply system includes solar panel, the first energy
Quantity collection system, solar controller, chopper circuit, battery group, the second energy collecting system, decompression voltage regulator and negative
It carries；Wherein, the output end of the solar panel is electrically connected with the first energy collecting system, chopper circuit respectively, and described
The output end of one energy collecting system is electrically connected with solar controller.
The output end of the chopper circuit is electrically connected with the input terminal of battery group, the output end difference of the battery group
It is electrically connected with the second energy collecting system and decompression voltage regulator, the output end of the second energy collecting system, decompression voltage regulator
It is electrically connected with solar controller.
The output end of shown solar controller is also directly connect with the input endpoint of chopper circuit；The solar control
Device is also attached with the Lighting Control Service device in tunnel Central Control Room.
A kind of tunnel strengthening segment solar energy recurrence illumination power supply method, this method use the recursive true value of optical-electrical-optical three-level
Table control mechanism, suitable for photovoltaic power generation ability by dying down by force and photovoltaic power generation ability changes from weak to strong both of which；
In photovoltaic power generation ability by utilizing the electricity of the first energy collecting system acquisition solar panel under the mode that dies down by force
Pressure, accumulator battery voltage are higher than 243v, then control solar panel by solar controller and be directly powered to load,
And a part is used for battery charging, so that tunnel strengthening segment lighting system is powered using solar energy, while benefit
With the brightness of lamp driving circuit driving tunnel illuminating lamp every second raising a preset brightness degree, to the most highlighted of permission
Spend grade evolution.
When solar panel generated energy becomes smaller, the voltage of solar panel is in 232~243v, in this section, control
Processor processed controls lamp driving circuit, and by the brightness of size of current control tunnel illuminating lamp, electric current is bigger, and tunnel illuminating lamp is got over
Bright, the smaller tunnel illuminating lamp of electric current is darker, the hole intrinsic brilliance of the two-way illumination instrument acquisition outside photovoltaic electric current and Tunnel at
Positive variation relation does not charge to battery group at this time.
When photovoltaic power generation quantity persistently becomes smaller, and the output voltage of solar panel is less than 232v, tunnel photograph cannot be reached
When voltage needed for bright, the tunnel illuminating lamp of strengthening segment is closed.
It changes from weak to strong under mode in photovoltaic power generation ability, when photovoltaic power generation quantity is small, the output voltage of solar panel is not
When sufficient 232v, when cannot reach voltage needed for tunnel illumination, the tunnel illuminating lamp of strengthening segment is closed.
When photovoltaic power generation quantity is gradually increased, if the output voltage of solar panel is in 238~246v at this time, driving
Circuit by size of current control tunnel illuminating lamp brightness, by size of current control tunnel illuminating lamp brightness, photovoltaic electric current with
The hole intrinsic brilliance of two-way illumination instrument acquisition outside Tunnel does not charge to battery group at this time at positive variation relation.
When photovoltaic power generation quantity persistently increases, if the output voltage of solar panel is greater than 246v at this time, solar-electricity
Pond plate powers to tunnel illuminating lamp, causes tunnel illuminating lamp brightness second to raise a preset brightness degree, to the highest of permission
Brightness degree evolution, while a part of photovoltaic electric being used for battery charging.
Compared with prior art, the beneficial effects of the present invention are:
1. tunnel strengthening segment solar energy recurrence lighting power supply system of the invention, including earth magnetism wagon detector, microwave vehicle
Detector, the first panorama illumination instrument, the second panorama illumination instrument, control processor, lamp driving circuit and tunnel illuminating lamp, ground
Magnetic vehicle detector and microwave vehicle detector are with tunnel vehicle flowrate predicting unit is combined into, for practical wagon flow to be calculated
Amount forms illumination processing unit by two illumination instruments, obtains hole intrinsic brilliance, can be according to hole brightness, vehicle flowrate etc.
Information carries out comprehensive light modulation, and it is high to be able to solve deficienter remote geographic location, electric power resource, long construction period, equipment cost
Tunnel strengthening segment solar lighting problem promotes vcehicular tunnel energy-saving and emission-reduction work.
2. tunnel strengthening segment solar energy recurrence illumination power supply method controls machine using the recursive truth table of optical-electrical-optical three-level
Reason, suitable for photovoltaic power generation ability by dying down by force and photovoltaic power generation ability changes from weak to strong both of which, using sunlight exposure intensity,
The relationship that generated energy and strengthening segment require illumination three to be positively correlated, is powered using photovoltaic recursion control mode, can be on demand
Tunnel strengthening segment provides illumination, improves the safety of vehicle tunnel driving.
Detailed description of the invention
Fig. 1 is the circuit block diagram of solar electric power supply system in the present invention；
Fig. 2 is the circuit block diagram of strengthening segment lighting system in tunnel in the present invention；
Fig. 3 is the recursive truth table control mechanism figure of optical-electrical-optical three-level in the present invention.
In figure: 21, solar panel；22, the first energy collecting system；23, solar controller；24, copped wave electricity
Road；25, battery group；26, the second energy collecting system；27, decompression voltage regulator；28, it loads；31, earth magnetism vehicle detection
Device；32, microwave vehicle detector；33, the first panorama illumination instrument；34, the second panorama illumination instrument；35, control processor；36, lamp
Has driving circuit；37, tunnel illuminating lamp.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
As shown in Figure 1 and Figure 2, a kind of tunnel strengthening segment solar energy recurrence lighting power supply system of the invention, including solar energy
Power supply system and tunnel strengthening segment lighting system, solar electric power supply system electrically connect as tunnel with tunnel strengthening segment lighting system and add
Strong section lighting system power supply.Tunnel strengthening segment lighting system includes earth magnetism wagon detector 31, microwave vehicle detector 32, first
Panorama illumination instrument 33, the second panorama illumination instrument 34, control processor 35, lamp driving circuit 36 and tunnel illuminating lamp 37；Wherein,
Multiple earth magnetism wagon detectors 31, the setting of microwave vehicle detector 32 are in front of the tunnel portal at 100~200m, multiple earth magnetism vehicles
Detector 31 is symmetrically embedded on each lane of road, and microwave vehicle detector 32 is fixed on the side of road, earth magnetism vehicle
Detector 31, microwave vehicle detector 32 output end connect with control processor 35, earth magnetism wagon detector 31 with it is micro-
Wave wagon detector 32 is with tunnel vehicle flowrate predicting unit is combined into, for practical vehicle flowrate to be calculated, additionally it is possible to detect
The information of speed and following distance；According to the new professional standard of traffic, tunnel illumination should be in conjunction with the volume of traffic, desin speed, average vehicle
Away from factors such as visibility, time, external events in, the luminance of outer caves, hole, earth magnetism wagon detector 31 and microwave vehicle is used to detect
Device 32 matches the tunnel vehicle flowrate predicting unit being combined into and is capable of providing the volume of traffic, speed, spacing information.
Control processor 35 is PLC processor, comprehensive light modulation is carried out according to information such as hole brightness, vehicle flowrates, at control
Reason device 35 also provides Ethernet interface, is communicated with tunnel Central Control Room Lighting Control Service device.
First panorama illumination instrument 33, the second panorama illumination instrument 34 be mounted on 50 in front of tunnel portal by shared bracket~
Road side at 100m, the acquisition direction of two illumination instruments are directed at tunnel portal center line, the first panorama illumination instrument 33,
The output end of two panorama illumination instruments 34 is connect with control processor 35, and two illumination instruments form illumination processing unit, and two-way shines
Degree instrument outputs signal to control processor 35, takes its average value by calculating, obtains hole intrinsic brilliance.
Control processor 35 is also electrically connected with lamp driving circuit 36, and lamp driving circuit 36 is electrically connected with tunnel illuminating lamp 37
It connects, lamp driving circuit 36 is for driving tunnel illuminating lamp 37 to work；Solar electric power supply system includes solar panel 21,
One energy collecting system 22, solar controller 23, chopper circuit 24, battery group 25, the second energy collecting system 26, decompression
Voltage regulator circuit 27 and load 28.
Wherein, the output end of solar panel 21 is electrically connected with the first energy collecting system 22, chopper circuit 24 respectively
It connects, the output end of the first energy collecting system 22 is electrically connected with solar controller 23；The output end of chopper circuit 24 and electric power storage
The input terminal of pond group 25 is electrically connected, and the output end of the battery group 25 has been electrically connected the second energy collecting system 26 and drop
Press voltage regulator circuit 27, the second energy collecting system 26, decompression voltage regulator 27 output end be electrically connected with solar controller 23
It connects.
The output end of solar controller 23 is also directly connect with the input endpoint of chopper circuit 24；Solar controller 23
Also it is attached with the Lighting Control Service device in tunnel Central Control Room.
Solar electric power supply system of the invention is existing common solar electric power supply system, in the course of work, solar energy
Power supply system is core with solar controller 23, by battery group 25 by decompression voltage regulator 27 be tunnel strengthening segment too
Positive energy recurrence lighting power supply system power supply, electric current, the voltage of solar panel 21 are acquired by the first energy collecting system 22,
Power is calculated, judges whether to reach maximum power, chopper circuit 24 is adjusted according to judging result, realizes efficient charging；It puts
Electric process judges whether that satisfaction is outer for requiring by the voltage that the second energy collecting system 26 detects battery group 25, according to inspection
Survey result combine whether have order take be opened or closed make load 28 stop or operation, load 28 be tunnel illuminating lamp 37.
Existing tunnel strengthening segment lighting system relies primarily on timing control, and controller controls strengthening segment lamp at the time of different
It is different to have brightness, can not accomplish efficiently to adjust under the weather conditions such as wet weather, heat fine day.And solar electric power supply system exists
The characteristics of be: in tunnel face sunlight irradiation it is stronger, photovoltaic power generation quantity is bigger, traffic industry standard require tunnel illumination strengthening segment
Brightness is also required to higher；Conversely, sunlight irradiation is weaker, photovoltaic power generation quantity is smaller, and strengthening segment requires brightness lower.Sunlight irradiation is strong
Degree, photovoltaic power generation quantity and strengthening segment require brightness three correlation.
Power supply is participated in for the priority level of rational management tunnel strengthening segment solar energy recurrence illuminalive power-supply, realization green energy resource
The maximization of efficiency, the safety for improving tunnel illumination power supply, the Acceptable life for extending battery group 25, correspondence are not shared the same light
It lies prostrate generating operation mode and the strategy of power supply control, the optical-electrical-optical three-level of formulation is arranged according to the height of instant 25 voltage of battery group
Recursive truth table power supply control model is embedded into tunnel strengthening segment solar energy recurrence lighting power supply system, to control tunnel
The operation of strengthening segment solar energy recurrence lighting power supply system, the recursive truth table of optical-electrical-optical three-level are as shown in Figure 3.
A kind of tunnel strengthening segment solar energy recurrence illumination power supply method uses tunnel strengthening segment solar energy recurrence of the invention
Lighting power supply system, this method use the recursive truth table control mechanism of optical-electrical-optical three-level in such as Fig. 3, are embedded into tunnel and add
In strong section solar energy recurrence lighting power supply system, changed from weak to strong by dying down by force with photovoltaic power generation ability suitable for photovoltaic power generation ability
Both of which.
In photovoltaic power generation ability by acquiring solar panel 21 using the first energy collecting system 22 under the mode that dies down by force
Voltage, 25 voltage of battery group be higher than 243v, then by solar controller 23 control 21 pairs of solar panel load 28
It is directly powered, and a part is used to charge to battery group 25, so that tunnel strengthening segment lighting system utilizes solar energy
Be powered, at the same using lamp driving circuit 36 drive tunnel illuminating lamp 37 brightness raised every 1 second one it is preset bright
Grade is spent, stable in maximum brightness grade to the maximum brightness grade evolution of permission, and finally, a preset brightness degree is corresponding
Voltage be 0.5~1v, the work of preferably protection path headlamp 37 is capable of by setting brightness degree, prevents similar fine day
Be transferred to the cloudy day suddenly, tunnel illuminating lamp 37 occurs suddenly flashing type and works when black clouds such as blocks at the special weathers, cause to influence to drive a vehicle
Safety.
When 21 generated energy of solar panel becomes smaller, the voltage of solar panel 21 is in 232~243v, in this area
Between, control processor 35 controls lamp driving circuit 36, and by the brightness of size of current control tunnel illuminating lamp 37, electric current is bigger,
Tunnel illuminating lamp 37 is brighter, and the smaller tunnel illuminating lamp 37 of electric current is darker, and the two-way illumination instrument outside photovoltaic electric current and Tunnel acquires
Hole intrinsic brilliance at positive variation relation, do not charge at this time to battery group 25.
When photovoltaic power generation quantity persistently becomes smaller, and the output voltage of solar panel 21 is less than 232v, tunnel cannot be reached
When voltage needed for illuminating, the tunnel illuminating lamp 37 of strengthening segment is closed.
It changes from weak to strong under mode in photovoltaic power generation ability, when photovoltaic power generation quantity is small, the output voltage of solar panel 21
When less than 232v, when cannot reach voltage needed for tunnel illumination, the tunnel illuminating lamp 37 of strengthening segment is closed.
When photovoltaic power generation quantity is gradually increased, if the output voltage of solar panel 21 is in 238~246v at this time,
Driving circuit 36 is controlled the brightness of tunnel illuminating lamp 37 by size of current by the brightness of size of current control tunnel illuminating lamp 37,
The hole intrinsic brilliance of two-way illumination instrument acquisition outside photovoltaic electric current and Tunnel is at positive variation relation, at this time not to battery group
25 charge.
When photovoltaic power generation quantity persistently increases, if the output voltage of solar panel 21 is greater than 246v at this time, solar energy
Solar panel 21 powers to tunnel illuminating lamp 37, and 37 brightness of tunnel illuminating lamp is caused to raise within 1 second a preset brightness degree, and one
The corresponding voltage of preset brightness degree is 0.5~1v, to the maximum brightness grade evolution of permission, while a part of photovoltaic electric being used
It charges in battery group 25.
Embodiment 1
Pilot work, pilot project category have been carried out using tunnel strengthening segment solar energy recurrence lighting power supply system of the invention
In the Suichang County mouth of a gorge mountain Men Zhihu to golden bamboo road improvenment electrical and mechanical engineering of tunnel, project place is in the Suichang town great Zhe Zhouzhuang tunnel
Road, tunnel are about 200m, and tunnel uses the photovoltaic system of 10.8kw.
Photovoltaic system includes tunnel strengthening segment solar energy recurrence lighting power supply system and base lighting system, tunnel strengthening segment
Solar energy recurrence lighting power supply system is the tunnel illuminating lamp 37 that tunnel portal needs to reinforce illumination, and total load power is 8kw, is
System meets the variation with tunnel face illumination brightness L20, and tunnel intraoral illumination brightness changes therewith, while meeting illumination and dashing forward dark 30s
Interior lamp intensity is constant.
The non-stop run for 24 hours of base lighting system, the load of base lighting equipment are 5kw, are dimmed using brightness in hole
Mode works, day power consumption 60kwh, when the electricity shortage of solar panel 21 and 25 energy storage deficiency of battery group, can be switched
To mains-supplied, base lighting system is the prior art, is not protection main points of the invention, is not unfolded to describe here.
The road time is sealed to reduce, before sealing road operation, the project for taking a long time and do not need the construction of envelope road is shifted to an earlier date
Operation, key operation content include:
(K4+715) progress foundation construction by tunnel at 10m is exported in Zhouzhuang tunnel Dong Kou, prepartion of land is reached into ± 0.05m
Height tolerance requirement, earth's surface requires to use engineering machine flattening-out, earth's surface bottom rammed earth, then plus (thickness >=50mm) 3:7 lime
Rammed earth, essential bearing stratum are at least 2 layers (silt folder silty clays), hold after excavation of foundation pit to projected depth as still failed to reach
Power layer should continue to excavate downwards and be backfilling and compacted with coarse sand, and then placing concrete, passes through solar energy for solar panel 21
Bracket is mounted at this, and the component general power of solar panel 21 selects 300w, size of components 1954mm*982mm, single to cover
Power station component arrangement mode is 4*9, station capacity 10.8kw.
Then it carries out constructing between electrical equipment, close to solar bracket, area 25-30m between electrical equipment2, there are ventilations
Mouthful, control processor 35 and its accessory circuit are mounted in the electric box in electrical equipment, to guarantee safety, to electrically setting
Power lightning protection processing is carried out between standby, makes its lightning protection, and control processor system uses the photograph in Ethernet and tunnel Central Control Room
Bright control server is attached, in the interior introducing 0.4kv alternating current of electrical equipment, according to the electricity consumption situation of load 28, load 28
Daily electricity consumption maximum power is 8KW, and the preparation time of battery group 25 requires to be 30S, then 25 capacity of battery group is 3.2AH,
Battery group 25 selects mono- group of 50AH12V, and according to load 28, the capacity of 25 component of battery group meets maximum 8KW realtime power,
Consider that component transfer efficiency, the factors such as decaying, environment influence, 25 component capacity of battery group is 11KW.
Before first panorama illumination instrument 33, the second panorama illumination instrument 34 are mounted on Zhouzhuang tunnel portal by shared bracket
Road side at square 80m is installed so that the acquisition direction of two illumination instruments is directed at tunnel portal center line, two illumination instruments
Illumination processing unit is formed, two-way illumination instrument outputs signal to control processor 35, takes its average value by calculating, obtain hole
Intrinsic brilliance is capable of the brightness that the eye-observation of drive simulating person arrives, so that 37 brightness of tunnel illuminating lamp of subsequent adjustment
More rationally,
Two microwave vehicle detectors 32 are sequentially arranged in front of the tunnel portal of Zhouzhuang at 100m, 200m, microwave vehicle
Detector 32 is fixed by the bracket the side in road；
Then envelope road operation is carried out, two groups of earth magnetism wagon detectors 31 are symmetrically embedded on each lane of road, is led to
Earth magnetism wagon detector 31 and microwave vehicle detector 32 are crossed with tunnel vehicle flowrate predicting unit is combined into, for reality to be calculated
Border vehicle flowrate, additionally it is possible to detect the information of speed and following distance；Then to tunnel illuminating lamp 37 and lamp driving circuit 36 into
Row transformation enables lamp driving circuit 36 by the brightness of size of current control tunnel illuminating lamp 37；It is entire after being installed
System debug, and envelope road operation is released after debugging repeatedly, to guarantee safety, the initial carrier phase is to the wagon flow at the tunnel of Zhouzhuang
Carry out speed limit.
It will be apparent to those skilled in the art that can make various other according to the above description of the technical scheme and ideas
Corresponding change and deformation, and all these changes and deformation all should belong to the protection scope of the claims in the present invention
Within.
Claims (5)
1. a kind of tunnel strengthening segment solar energy recurrence lighting power supply system, it is characterised in that: including solar electric power supply system and tunnel
Road strengthening segment lighting system, the solar electric power supply system and tunnel strengthening segment lighting system electrically connect as the illumination of tunnel strengthening segment
System power supply；
The tunnel strengthening segment lighting system includes earth magnetism wagon detector (31), microwave vehicle detector (32), the first panorama
Illumination instrument (33), the second panorama illumination instrument (34), control processor (35), lamp driving circuit (36) and tunnel illuminating lamp
(37)；
Wherein, the earth magnetism wagon detector (31), microwave vehicle detector (32) output end with control processor (35)
Connection, earth magnetism wagon detector (31) is matched with microwave vehicle detector (32) is combined into tunnel vehicle flowrate predicting unit, based on
Calculation obtains practical vehicle flowrate；
The control processor (35) is PLC processor, carries out comprehensive light modulation, control according to information such as hole brightness, vehicle flowrates
Processor (35) also provides Ethernet interface, is communicated with tunnel Central Control Room Lighting Control Service device；
The first panorama illumination instrument (33), the second panorama illumination instrument (34) output end connect with control processor (35),
Two illumination instruments form illumination processing unit, and two-way illumination instrument outputs signal to control processor (35), take it flat by calculating
Mean value obtains hole intrinsic brilliance；
The control processor (35) is also electrically connected with lamp driving circuit (36), lamp driving circuit (36) and tunnel illuminating lamp
(37) it is electrically connected, lamp driving circuit (36) is for driving tunnel illuminating lamp (37) to work.
2. tunnel strengthening segment solar energy recurrence lighting power supply system according to claim 1, it is characterised in that: the sun
Energy power supply system includes solar panel (21), the first energy collecting system (22), solar controller (23), chopper circuit
(24), battery group (25), the second energy collecting system (26), decompression voltage regulator (27) and load (28)；
Wherein, the output end of the solar panel (21) respectively with the first energy collecting system (22), chopper circuit (24)
Electrical connection, the output end of first energy collecting system (22) are electrically connected with solar controller (23)；
The output end of the chopper circuit (24) is electrically connected with the input terminal of battery group (25), the battery group (25) it is defeated
Outlet has been electrically connected the second energy collecting system (26) and decompression voltage regulator (27), the second energy collecting system (26),
The output end of decompression voltage regulator (27) is electrically connected with solar controller (23)；
The output end of shown solar controller (23) is also directly connect with the input endpoint of chopper circuit (24)；
The solar controller (23) is also attached with the Lighting Control Service device in tunnel Central Control Room.
3. a kind of tunnel strengthening segment solar energy recurrence illumination power supply method, too using tunnel strengthening segment as stated in claim 2
Positive energy recurrence lighting power supply system, it is characterised in that:
This method uses the recursive truth table control mechanism of optical-electrical-optical three-level, suitable for photovoltaic power generation ability by dying down by force and light
Volt generating capacity changes from weak to strong both of which；
In photovoltaic power generation ability by acquiring solar panel (21) using the first energy collecting system (22) under the mode that dies down by force
Voltage, battery group (25) voltage be higher than (243) v, then by solar controller (23) control solar panel (21)
Load (28) is directly powered, and a part is used to charge to battery group (25), so that tunnel strengthening segment illumination system
System is powered using solar energy, while using the brightness of lamp driving circuit (36) driving tunnel illuminating lamp (37) every (1)
Second a preset brightness degree is raised, to the maximum brightness grade evolution of permission；
When solar panel (21), generated energy becomes smaller, and the voltage of solar panel (21) is in 232 ~ 243v, in this section,
Control processor (35) controls lamp driving circuit (36), and by the brightness of size of current control tunnel illuminating lamp (37), electric current is got over
Greatly, tunnel illuminating lamp (37) is brighter, and the smaller tunnel illuminating lamp of electric current (37) is darker, the two-way illumination outside photovoltaic electric current and Tunnel
The hole intrinsic brilliance of instrument acquisition does not charge to battery group (25) at this time at positive variation relation；
When photovoltaic power generation quantity persistently becomes smaller, when output voltage deficiency (232) v of solar panel (21), tunnel cannot be reached
When voltage needed for illuminating, the tunnel illuminating lamp (37) of strengthening segment is closed；
It changes from weak to strong under mode in photovoltaic power generation ability, when photovoltaic power generation quantity is small, the output voltage of solar panel (21) is not
When sufficient 232v, when cannot reach voltage needed for tunnel illumination, the tunnel illuminating lamp (37) of strengthening segment is closed；
When photovoltaic power generation quantity is gradually increased, if the output voltage of solar panel (21) is in 238 ~ 246v at this time, driving
Circuit (36) controls the bright of tunnel illuminating lamp (37) by size of current by the brightness of size of current control tunnel illuminating lamp (37)
The hole intrinsic brilliance of two-way illumination instrument acquisition outside degree, photovoltaic electric current and Tunnel is at positive variation relation, at this time not to electric power storage
Pond group (25) charges；
When photovoltaic power generation quantity persistently increases, if the output voltage of solar panel (21) is greater than 246v at this time, solar-electricity
Pond plate (21) powers to tunnel illuminating lamp (37), and tunnel illuminating lamp (37) brightness (1) second is caused to raise preset brightness etc.
Grade is used to charge to battery group (25) to the maximum brightness grade evolution of permission, while by a part of photovoltaic electric.
4. tunnel strengthening segment solar energy recurrence lighting power supply system according to claim 1 or 2, it is characterised in that: multiple
The earth magnetism wagon detector (31), microwave vehicle detector (32) setting are in front of the tunnel portal at 100 ~ 200m, multiplely
Magnetic vehicle detector (31) is symmetrically embedded on each lane of road, and microwave vehicle detector (32) is fixed on the side of road
Side.
5. tunnel strengthening segment solar energy recurrence lighting power supply system according to claim 1 or 2, it is characterised in that: described
First panorama illumination instrument (33), the second panorama illumination instrument (34) are mounted on 50 ~ 100m in front of tunnel portal by shared bracket
The acquisition direction of the road side at place, two illumination instruments is directed at tunnel portal center line.
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