CN112566302A - System for automatically adjusting illumination of highway tunnel - Google Patents
System for automatically adjusting illumination of highway tunnel Download PDFInfo
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- CN112566302A CN112566302A CN202011587803.3A CN202011587803A CN112566302A CN 112566302 A CN112566302 A CN 112566302A CN 202011587803 A CN202011587803 A CN 202011587803A CN 112566302 A CN112566302 A CN 112566302A
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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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- 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
- 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
- H05B47/175—Controlling the light source by remote control
- H05B47/185—Controlling the light source by remote control via power line carrier transmission
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Abstract
The invention discloses a system for automatically adjusting illumination of a highway tunnel, which comprises: the system comprises an industrial Ethernet switch, a lighting direct-current power supply cabinet and monitoring equipment; the monitoring equipment is electrically connected with the industrial Ethernet switch, and the industrial Ethernet switch is electrically connected with the illumination direct-current power supply cabinet; the lighting low-voltage power distribution cabinet is electrically connected with the power supply; one end of the first circuit is electrically connected with the lighting low-voltage power distribution cabinet, the other end of the first circuit is electrically connected with the lighting direct-current power supply cabinet, the second circuit is sequentially provided with a lighting distribution box and a light part in the tunnel, and the light part comprises an LED lamp dimmable direct-current power supply module and an LED lamp; one end of the second circuit, which is close to the lighting distribution box in the tunnel, is electrically connected with the lighting direct-current power supply cabinet; the lighting direct-current power supply cabinet is provided with a power carrier module. The power carrier module loads the analog signal to the second circuit for transmission, and the LED lamp dimmable direct current power supply module adjusts voltage according to the analog signal to change the brightness of the LED lamp, so that the automatic adjustment of the lighting system is realized.
Description
Technical Field
The invention relates to the technical field of illumination, in particular to a system for automatically adjusting illumination of a road tunnel.
Background
With the rapid development of national traffic, more and more tunnels are used in highway and expressway traffic, and the cost of lighting and electricity consumption is a main component in the operation management after the highway tunnel is built. And people in a part of areas are rare, vehicles are not much, or the traffic flow is more and less, namely the tunnels in the part of areas are in a vehicle-free state most of the time. But for driving safety, the lighting system in the tunnel is an indispensable standard setting. The illumination of the tunnel is divided into effective illumination and ineffective illumination according to the existence of vehicles passing through the tunnel, and according to statistics, the effective illumination time of high-speed tunnels in part of western regions is short, and a large number of high-speed tunnels are in an ineffective illumination state. Therefore, if the lighting system of the tunnel is in an invalid lighting state for a large amount of time during operation, the problems of energy waste, large consumption of the lighting system, high operation cost and the like can be caused.
Therefore, it is an urgent problem to provide a system for automatically adjusting illumination of a road tunnel.
Disclosure of Invention
In view of the above, the present invention provides a system for automatically adjusting illumination of a road tunnel, comprising: the system comprises an industrial Ethernet switch, a lighting direct-current power supply cabinet and monitoring equipment;
the monitoring equipment comprises external traffic data monitoring equipment and external brightness data monitoring equipment for monitoring traffic data and brightness data outside the tunnel;
the tunnel external traffic data monitoring equipment and the tunnel external brightness data monitoring equipment are both provided with analog-digital converters for converting the traffic data and the brightness data into analog signals;
the monitoring equipment is electrically connected with the industrial Ethernet switch and is used for transmitting the analog signal to the industrial Ethernet switch;
the industrial Ethernet switch is electrically connected with the illumination direct-current power supply cabinet and is used for transmitting the analog signal to the illumination direct-current power supply cabinet;
the lighting low-voltage power distribution cabinet is electrically connected with the power supply and is used for reducing the alternating current provided by the power supply from a first voltage to a second voltage;
the circuit also comprises a first circuit and a second circuit, wherein the first circuit and the second circuit are arranged correspondingly;
one end of the first circuit is electrically connected with the illumination low-voltage power distribution cabinet, and the other end of the first circuit is electrically connected with the illumination direct-current power supply cabinet and is used for converting alternating current of the second voltage into direct current;
the second circuit is sequentially provided with a lighting distribution box and a lighting part in the tunnel, and the lighting part comprises a dimmable direct-current power supply module of an LED lamp and the LED lamp which are sequentially arranged;
one end of the second circuit, which is close to the lighting distribution box in the tunnel, is electrically connected with the lighting direct-current power supply cabinet;
the second circuit is a power carrier communication cable;
the lighting direct-current power supply cabinet is provided with a power carrier module used for loading the analog signal to the second circuit for transmission, and the LED lamp dimmable direct-current power supply module adjusts voltage according to the analog signal to change the brightness of the LED lamp.
Preferably, the plurality of lamp portions are provided, and the plurality of lamp portions are connected in parallel.
Preferably, the first circuit is provided with a plurality of first circuits which are connected in parallel;
the second circuit is provided with a plurality of second circuits which are connected in parallel.
Preferably, the power supply comprises a power supply and a backup power supply, the power supply being connected in parallel with the backup power supply.
Preferably, the system further comprises a host, wherein the host is electrically connected with the industrial ethernet switch and is used for transmitting the setting program to the industrial ethernet switch.
Preferably, the industrial ethernet switch includes a plurality of ports through which the monitoring device, the lighting dc power cabinet and the host are electrically connected to the industrial ethernet switch.
Preferably, between the lighting distribution box in the tunnel and the lighting portion, the second circuit is provided with a circuit detection module for detecting whether the second circuit is in a normal state or an abnormal state.
Preferably, the host computer includes a display screen for displaying the detection result of the circuit detection module.
Preferably, the second voltage ranges from 220 volts to 380 volts.
Compared with the prior art, the automatic lighting adjustment system for the highway tunnel provided by the invention at least has the following beneficial effects:
1. the system for automatically adjusting the lighting of the highway tunnel is provided with the power line carrier module to load the analog signal to the second circuit, the analog signal can be transmitted by using the power line of the second circuit without erecting a network, the carrier route is reasonable, and the line investment is saved.
2. The automatic lighting adjustment system for the highway tunnel is provided with the lighting direct-current power supply cabinet, alternating current is converted into direct current, current input is stable, the influence on lighting equipment is small, and the service life of a lighting system is prolonged.
3. The system for automatically adjusting the lighting of the highway tunnel is provided with the lighting distribution box in the tunnel to control the connection or disconnection of the second circuit, and the operation is stable and reliable; the dimmable direct-current power supply module of the LED lamp is arranged to adjust the voltage to change the brightness of the LED lamp, so that the uniformity of the brightness in the tunnel and the brightness outside the tunnel in the daytime can be kept.
Of course, it is not necessary for any product in which the present invention is practiced to achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of the present invention;
1-monitoring equipment, 2-tunnel external traffic data monitoring equipment, 3-tunnel external brightness data monitoring equipment, 4-first circuit, 5-second circuit, 6-power supply, 7-lighting low-voltage power distribution cabinet, 8-industrial Ethernet switch, 9-lighting direct-current power supply cabinet, 10-power carrier module, 11-tunnel internal lighting distribution cabinet, 12-LED lamp dimmable direct-current power supply module, 13-LED lamp and 14-lamp light part.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Example 1
A specific embodiment of the system for automatically adjusting lighting of a road tunnel according to the present invention is described below with reference to fig. 1, and includes: the industrial Ethernet switch 8, the lighting DC power supply cabinet 9 and the monitoring equipment 1;
the monitoring device 1 comprises a tunnel external traffic data monitoring device 2 and a tunnel external brightness data monitoring device 3, and is used for monitoring traffic data and brightness data outside the tunnel;
the tunnel external traffic data monitoring device 2 and the tunnel external brightness data monitoring device 3 are both provided with analog-to-digital converters for converting traffic data and brightness data into analog signals;
the monitoring device 1 is electrically connected with the industrial Ethernet switch 8 and is used for transmitting the analog signal to the industrial Ethernet switch 8;
the industrial Ethernet switch 8 is electrically connected with the illumination direct current power supply cabinet 9 and is used for transmitting the analog signal to the illumination direct current power supply cabinet 9;
the lighting low-voltage power distribution cabinet is characterized by further comprising a power supply 6 and a lighting low-voltage power distribution cabinet 7, wherein the lighting low-voltage power distribution cabinet 7 is electrically connected with the power supply 6 and used for reducing alternating current provided by the power supply 6 from a first voltage to a second voltage;
the circuit also comprises a first circuit 4 and a second circuit 5, wherein the first circuit 4 and the second circuit 5 are arranged correspondingly;
one end of the first circuit 4 is electrically connected with the lighting low-voltage power distribution cabinet 7, and the other end of the first circuit is electrically connected with the lighting direct-current power supply cabinet 9 and used for converting alternating current of a second voltage into direct current; the current input is stable, the influence on the lighting equipment is small, and the service life of the lighting system is prolonged.
The second circuit 5 is sequentially provided with a lighting distribution box 11 and a light part 14 in the tunnel, and the light part 14 comprises a dimmable LED lamp direct-current power supply module 12 and an LED lamp 13 which are sequentially arranged; the lighting distribution box 11 in the tunnel controls the connection or disconnection of the second circuit 5, and the operation is stable and reliable. The LED lamp dimmable direct-current power supply module 12 is arranged to adjust the voltage to change the brightness of the LED lamp 13, so that the uniformity of the brightness in the tunnel and the brightness outside the tunnel in the daytime is kept.
One end of the second circuit 5, which is close to the lighting distribution box 11 in the tunnel, is electrically connected with the lighting direct-current power supply cabinet 9;
the second circuit 5 is a power carrier communication cable; both current and analog signal data can be transmitted.
The lighting direct-current power supply cabinet 9 is provided with a power carrier module 10 for loading an analog signal to the second circuit 5 for transmission, and the LED lamp dimmable direct-current power supply module 12 adjusts voltage according to the analog signal to change the brightness of the LED lamp 13. The analog signal can be transmitted by using the power line of the second circuit 5 without setting up a network, the carrier route is reasonable, and the line investment is saved.
The power 6 provides high voltage alternating current and transmits to illumination low voltage distribution cabinet 7, and illumination low voltage distribution cabinet 7 is 220 volts to the alternating current between the 380 volts with high voltage alternating current conversion voltage, transmits to illumination DC power supply cabinet 9 through first circuit 4. The lighting direct current power supply cabinet 9 converts alternating current with the voltage of 220-380 volts into direct current with the voltage of 220-380 volts, and transmits the direct current to the second circuit 5. Traffic data outside the tunnel is monitored by the traffic data monitoring device 2 outside the tunnel and converted into analog signals to be transmitted to the industrial Ethernet switch 8, and luminance data outside the tunnel is monitored by the luminance data monitoring device 3 outside the tunnel and converted into analog signals to be transmitted to the industrial Ethernet switch 8. The industrial Ethernet switch 8 transmits the analog signal to the lighting direct current power supply cabinet 9, and the power carrier module 10 in the lighting direct current power supply cabinet 9 loads the analog signal to the second circuit 5, and transmits the analog signal in a carrier form at a high speed. The second circuit 5 adopts a power carrier communication cable, so that current and signals are transmitted, the lighting distribution box 11 in the tunnel controls whether the second circuit 5 is connected, if the second circuit 5 is connected, the LED lamp dimmable direct current power supply module 12 adjusts the voltage applied to the LED lamp 13 by direct current with the voltage of 220-380 volts according to data transmitted by analog signals, so that the brightness of the LED lamp 13 is adjusted, and when no vehicle passes through the tunnel, the light in the tunnel is turned off; when a vehicle passes through the tunnel, the light in the tunnel is lightened. If the tunnel is dark, the light brightness in the tunnel is preset brightness, and if the tunnel is dark, the light brightness in the tunnel is the same as the brightness outside the tunnel.
Another embodiment of the system for automatically adjusting the lighting of a road tunnel according to the present invention is described below with reference to fig. 2.
Example 2
This is another specific embodiment of the present invention, comprising: the industrial Ethernet switch 8, the lighting DC power supply cabinet 9 and the monitoring equipment 1;
the monitoring device 1 comprises a tunnel external traffic data monitoring device 2 and a tunnel external brightness data monitoring device 3, and is used for monitoring traffic data and brightness data outside the tunnel;
the tunnel external traffic data monitoring device 2 and the tunnel external brightness data monitoring device 3 are both provided with analog-to-digital converters for converting traffic data and brightness data into analog signals;
the monitoring device 1 is electrically connected with the industrial Ethernet switch 8 and is used for transmitting the analog signal to the industrial Ethernet switch 8;
the industrial Ethernet switch 8 is electrically connected with the illumination direct current power supply cabinet 9 and is used for transmitting the analog signal to the illumination direct current power supply cabinet 9;
the lighting low-voltage power distribution cabinet is characterized by further comprising a power supply 6 and a lighting low-voltage power distribution cabinet 7, wherein the lighting low-voltage power distribution cabinet 7 is electrically connected with the power supply 6 and used for reducing alternating current provided by the power supply 6 from a first voltage to a second voltage; the second voltage ranges from 220 volts to 380 volts.
The power supply 6 includes a power supply and a backup power supply, and the power supply and the backup power supply are connected in parallel. The problem of a power supply is avoided, the standby power supply is used for providing electric energy, and the normal work of the lighting system is ensured.
The circuit also comprises a first circuit 4 and a second circuit 5, wherein the first circuit 4 and the second circuit 5 are arranged correspondingly; the transmission is stable and accurate.
The first circuit 4 is provided with a plurality of first circuits 4 which are connected in parallel;
the second circuit 5 is provided in plural, and plural second circuits 5 are connected in parallel. Multiple circuits are connected in parallel to adjust the brightness and intensity of the illumination.
One end of the first circuit 4 is electrically connected with the lighting low-voltage power distribution cabinet 7, and the other end of the first circuit is electrically connected with the lighting direct-current power supply cabinet 9 and used for converting alternating current of a second voltage into direct current; the current input is stable, the influence on the lighting equipment is small, and the service life of the lighting system is prolonged.
The second circuit 5 is sequentially provided with a lighting distribution box 11 and a light part 14 in the tunnel, and the light part 14 comprises a dimmable LED lamp direct-current power supply module 12 and an LED lamp 13 which are sequentially arranged; the lighting distribution box 11 in the tunnel controls the connection or disconnection of the second circuit 5, and the operation is stable and reliable. The LED lamp dimmable direct-current power supply module 12 is arranged to adjust the voltage to change the brightness of the LED lamp 13, so that the uniformity of the brightness in the tunnel and the brightness outside the tunnel in the daytime is kept.
The plurality of lamp portions 14 are provided, and the plurality of lamp portions 14 are connected in parallel. And sufficient luminous sources are provided, so that the condition that the illumination system fails due to illumination failure of the LED lamps 13 in the tunnel is avoided.
One end of the second circuit 5, which is close to the lighting distribution box 11 in the tunnel, is electrically connected with the lighting direct-current power supply cabinet 9;
the second circuit 5 is a power carrier communication cable; both current and analog signal data can be transmitted.
The lighting direct-current power supply cabinet 9 is provided with a power carrier module 10 for loading an analog signal to the second circuit 5 for transmission, and the LED lamp dimmable direct-current power supply module 12 adjusts voltage according to the analog signal to change the brightness of the LED lamp 13. The analog signal can be transmitted by using the power line of the second circuit 5 without setting up a network, the carrier route is reasonable, and the line investment is saved.
The system for automatically adjusting the lighting of the highway tunnel further comprises a host, wherein the host is electrically connected with the industrial Ethernet switch 8 and is used for setting a program to be transmitted to the industrial Ethernet switch 8.
The industrial Ethernet switch comprises a plurality of ports, and the monitoring device 1, the lighting direct current power supply cabinet 9 and the host are electrically connected with the industrial Ethernet switch through the ports. Specifically, a wireless connection may be selected.
Between the lighting distribution box 11 and the light part 14 in the tunnel, the second circuit 5 is provided with a circuit detection module for detecting whether the second circuit 5 is in a normal state or an abnormal state.
The host computer includes the display screen for the testing result of display circuit detection module. Is convenient for maintenance and replacement.
The power 6 provides high voltage alternating current and transmits to illumination low voltage distribution cabinet 7, and illumination low voltage distribution cabinet 7 is 220 volts to the alternating current between the 380 volts with high voltage alternating current conversion voltage, transmits to illumination DC power supply cabinet 9 through first circuit 4. The lighting direct current power supply cabinet 9 converts alternating current with the voltage of 220-380 volts into direct current with the voltage of 220-380 volts, and transmits the direct current to the second circuit 5. Traffic data outside the tunnel is monitored by the traffic data monitoring device 2 outside the tunnel and converted into analog signals to be transmitted to the industrial Ethernet switch 8, and luminance data outside the tunnel is monitored by the luminance data monitoring device 3 outside the tunnel and converted into analog signals to be transmitted to the industrial Ethernet switch 8. The industrial Ethernet switch 8 transmits the analog signal to the lighting direct current power supply cabinet 9, and the power carrier module 10 in the lighting direct current power supply cabinet 9 loads the analog signal to the second circuit 5, and transmits the analog signal in a carrier form at a high speed. The second circuit 5 adopts power line carrier communication cable, not only transmits current but also transmits signals, because many second circuits 5 are connected in parallel, every second circuit 5 is equipped with the illumination block terminal 11 in the tunnel whether the second circuit 5 that control place is put through, if put through the second circuit 5, the voltage that LED lamp dimming DC power supply module 12 applys LED lamp 13 with the direct current that voltage is between 220 volts and 380 volts according to the data regulation of analog signal transmission, thereby adjust the luminance of LED lamp 13. When no vehicle passes through the tunnel, the light in the tunnel is turned off; when a vehicle passes through the tunnel, the light in the tunnel is lightened. If the tunnel is dark, the light brightness in the tunnel is preset brightness, and if the tunnel is dark, the light brightness in the tunnel is the same as the brightness outside the tunnel. Each second circuit 5 is provided with a plurality of parallel light portions 14 to ensure the brightness in the tunnel. The host computer sets up the procedure and transmits for industrial ethernet switch 8, and industrial ethernet switch 8 transmits analog signal to illumination DC power supply cabinet 9 according to the procedure, and the display screen of host computer can show the detection result of the circuit detection module of the setting on the second circuit 5, if circuit detection module place circuit breaks down, the display screen can show concrete place that breaks down with bright red light or warning etc. mode, is convenient for maintain and change.
By the embodiment, the system for automatically adjusting the illumination of the road tunnel provided by the invention at least has the following beneficial effects:
1. the system for automatically adjusting the lighting of the highway tunnel is provided with the power line carrier module to load the analog signal to the second circuit, the analog signal can be transmitted by using the power line of the second circuit without erecting a network, the carrier route is reasonable, and the line investment is saved.
2. The automatic lighting adjustment system for the highway tunnel is provided with the lighting direct-current power supply cabinet, alternating current is converted into direct current, current input is stable, the influence on lighting equipment is small, and the service life of a lighting system is prolonged.
3. The system for automatically adjusting the lighting of the highway tunnel is provided with the lighting distribution box in the tunnel to control the connection or disconnection of the second circuit, and the operation is stable and reliable; the dimmable direct-current power supply module of the LED lamp is arranged to adjust the voltage to change the brightness of the LED lamp, so that the uniformity of the brightness in the tunnel and the brightness outside the tunnel in the daytime can be kept.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (9)
1. A system for automatically adjusting lighting of a road tunnel is characterized by comprising: the system comprises an industrial Ethernet switch, a lighting direct-current power supply cabinet and monitoring equipment;
the monitoring equipment comprises external traffic data monitoring equipment and external brightness data monitoring equipment for monitoring traffic data and brightness data outside the tunnel;
the tunnel external traffic data monitoring equipment and the tunnel external brightness data monitoring equipment are both provided with analog-digital converters for converting the traffic data and the brightness data into analog signals;
the monitoring equipment is electrically connected with the industrial Ethernet switch and is used for transmitting the analog signal to the industrial Ethernet switch;
the industrial Ethernet switch is electrically connected with the illumination direct-current power supply cabinet and is used for transmitting the analog signal to the illumination direct-current power supply cabinet;
the lighting low-voltage power distribution cabinet is electrically connected with the power supply and is used for reducing the alternating current provided by the power supply from a first voltage to a second voltage;
the circuit also comprises a first circuit and a second circuit, wherein the first circuit and the second circuit are arranged correspondingly;
one end of the first circuit is electrically connected with the illumination low-voltage power distribution cabinet, and the other end of the first circuit is electrically connected with the illumination direct-current power supply cabinet and is used for converting alternating current of the second voltage into direct current;
the second circuit is sequentially provided with a lighting distribution box and a lighting part in the tunnel, and the lighting part comprises a dimmable direct-current power supply module of an LED lamp and the LED lamp which are sequentially arranged;
one end of the second circuit, which is close to the lighting distribution box in the tunnel, is electrically connected with the lighting direct-current power supply cabinet;
the second circuit is a power carrier communication cable;
the lighting direct-current power supply cabinet is provided with a power carrier module used for loading the analog signal to the second circuit for transmission, and the LED lamp dimmable direct-current power supply module adjusts voltage according to the analog signal to change the brightness of the LED lamp.
2. The system for automatically adjusting the lighting of a road tunnel according to claim 1, wherein the lighting part is provided in plurality, and the plurality of lighting parts are connected in parallel.
3. The system for automatically adjusting the lighting of a road tunnel according to claim 1, wherein the first circuit is provided with a plurality of first circuits, and the plurality of first circuits are connected in parallel;
the second circuit is provided with a plurality of second circuits which are connected in parallel.
4. The system of claim 1, wherein the power source comprises a power supply source and a backup power source, the power supply source being connected in parallel with the backup power source.
5. The system for automatically adjusting the lighting of a road tunnel according to claim 1, further comprising a host computer electrically connected to the industrial ethernet switch for setting program transmission to the industrial ethernet switch.
6. The system for automatically adjusting lighting in a road tunnel of claim 5, wherein the industrial Ethernet switch comprises a plurality of ports, and the monitoring device, the lighting DC power cabinet and the host are electrically connected to the industrial Ethernet switch through the ports.
7. A system for automatically adjusting lighting in a road tunnel according to claim 5, wherein a circuit detection module is provided in the second circuit between the lighting distribution box and the lighting portion in the tunnel for detecting whether the second circuit is in a normal state or an abnormal state.
8. The system for automatically adjusting the lighting of a road tunnel according to claim 7, wherein the host computer comprises a display screen for displaying the detection result of the circuit detection module.
9. The system for automatically adjusting lighting of a road tunnel according to claim 1, wherein the second voltage is in a range of 220 volts to 380 volts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011587803.3A CN112566302A (en) | 2020-12-29 | 2020-12-29 | System for automatically adjusting illumination of highway tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011587803.3A CN112566302A (en) | 2020-12-29 | 2020-12-29 | System for automatically adjusting illumination of highway tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112566302A true CN112566302A (en) | 2021-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011587803.3A Pending CN112566302A (en) | 2020-12-29 | 2020-12-29 | System for automatically adjusting illumination of highway tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112566302A (en) |
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2020
- 2020-12-29 CN CN202011587803.3A patent/CN112566302A/en active Pending
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