CN112865284A - Lightning protection street lamp and control system and control method thereof - Google Patents
Lightning protection street lamp and control system and control method thereof Download PDFInfo
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- CN112865284A CN112865284A CN201911175272.4A CN201911175272A CN112865284A CN 112865284 A CN112865284 A CN 112865284A CN 201911175272 A CN201911175272 A CN 201911175272A CN 112865284 A CN112865284 A CN 112865284A
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- 238000011084 recovery Methods 0.000 claims description 2
- 238000005286 illumination Methods 0.000 description 9
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- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 description 2
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/02—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which an auxiliary distribution system and its associated lamps are brought into service
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
- H02J9/065—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads for lighting purposes
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Abstract
A lightning protection street lamp selects one of a first power supply module or an emergency power supply module to be electrically connected with a lighting module according to acquired lightning forecast information so as to supply power to the lighting module; and in a thunder state, the first power supply module is electrically disconnected from an external power supply, and the emergency power supply module supplies power to the lighting module. A lightning protection street lamp control system and method, including control server and multiple lightning protection street lamps; the control server acquires lightning forecast information and sends lightning early warning information to all the lightning protection street lamps in the lightning area range; and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received lightning early warning information. Through thunder forecast information, the lighting is maintained by using an emergency power supply in a thunder time period, meanwhile, the connection between the lightning protection street lamp and an external power grid is cut off, the introduction of ultra-large surge current caused by thunder is avoided, and the probability of large-area damage of the lighting device caused by the thunder surge current is greatly reduced.
Description
Technical Field
The invention belongs to the technical field of lighting device control, and particularly relates to a lightning protection street lamp and a control system and a control method thereof.
Background
In the prior art, an outdoor alternating current powered lighting system powered by an outdoor public power grid is adopted, when the lighting system is subjected to lightning weather, the public power grid can be subjected to strong current surge due to severe electromagnetic field change caused by lightning, and lighting equipment in the system can be damaged by ultra-strong instantaneous current.
Even if a conventional lightning protection electronic component is arranged, the lightning protection device in the lighting equipment is difficult to bear super-strong instantaneous current when suffering from large lightning surge current impact; the damage of the piece equipment often occurs after strong lightning, particularly the damage of the piece equipment of the lighting device such as a lightning protection street lamp causes time and labor consumption in maintenance and influences the use; if the alternating current power supply of the lighting device is cut off in the thunder and lightning period, the lighting device cannot be used for lighting, and particularly at night, the lighting device is unreasonable.
Disclosure of Invention
The invention aims to solve the technical problem of avoiding the defect that the lightning protection street lamp in the prior art is easy to damage due to lightning impact, and provides the lightning protection street lamp for switching the power supply of the lightning protection street lamp in the corresponding area by means of lightning forecast information, and a control system and a control method thereof.
The technical scheme for solving the problems is that the lightning protection street lamp control method comprises the following steps: the control server acquires thunder and lightning forecast information, wherein the thunder and lightning forecast information comprises thunder and lightning area information; the control server is used for sending a power supply switching instruction or lightning early warning information to all the lightning protection street lamps in the lightning area range; and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received power supply switching instruction or lightning early warning information.
In the lightning protection street lamp control method, the lightning area information comprises the longitude and latitude information of the lightning area; the control server stores longitude and latitude information of each lightning protection street lamp; and the control server performs matching operation on the longitude and latitude information of the lightning area and the longitude and latitude information of each lightning protection street lamp, acquires the lightning protection street lamp information in the lightning area range, and sends a power switching instruction or lightning early warning information to all the lightning protection street lamps in the lightning area range.
In the lightning protection street lamp control method, each lightning protection street lamp is provided with a positioning module, and the positioning module provides longitude and latitude information of each lightning protection street lamp for a control server.
In the lightning protection street lamp control method, the lightning forecast information comprises lightning duration information; the power supply switching instruction or the lightning early warning information received by each lightning protection street lamp comprises lightning duration time information; each lightning protection street lamp comprises a time module, and the time information of the time module is synchronous with the time of the control server; each lightning protection street lamp sets the power supply time of the emergency power supply according to the lightning duration information, and after the power supply time for each lightning protection street lamp to be switched to the emergency power supply is more than or equal to the lightning duration, each lightning protection street lamp switches the power supply to an external alternating current power supply; or the control server monitors the power supply time for each lightning protection street lamp to be switched to the emergency power supply, and if the power supply time for each lightning protection street lamp to be switched to the emergency power supply is longer than or equal to the duration time of lightning, the control server sends a power supply switching instruction or cancels lightning early warning information to all the lightning protection street lamps in the lightning area range; and each lightning protection street lamp switches the power supply into an external alternating current power supply according to the received power supply switching instruction or the received lightning early warning information.
In the lightning protection street lamp control method, the control server acquires lightning forecast information from the lightning forecast server.
In the lightning protection street lamp control method, when each lightning protection street lamp is powered by an external alternating current power supply, the emergency power supply used as the electric energy storage also obtains charging electric energy through the external alternating current power supply.
In the lightning protection street lamp control method, a control server sends a power supply switching instruction or lightning early warning information to all communication base stations in a lightning area; each communication base station sends a power supply switching instruction or lightning early warning information to all the lightning protection street lamps in the coverage area range of each communication base station; and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received power supply switching instruction or lightning early warning information.
The technical scheme for solving the problems can also be a lightning protection street lamp control system, which comprises a control server and a plurality of lightning protection street lamps; the control server is electrically connected with each lightning protection street lamp in a wired or wireless way; the control server acquires lightning forecast information from an external lightning forecast server, wherein the lightning forecast information comprises lightning area information; the control server is used for sending a power supply switching instruction or lightning early warning information to all the lightning protection street lamps in the lightning area range; and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received power supply switching instruction or lightning early warning information.
In the lightning protection street lamp control system, the lightning forecast information comprises lightning duration information; the power supply switching instruction or the lightning early warning information received by each lightning protection street lamp comprises lightning duration time information; each lightning protection street lamp sets the power supply time of the emergency power supply according to the lightning duration information, and after the power supply time for each lightning protection street lamp to be switched to the emergency power supply is more than or equal to the lightning duration, each lightning protection street lamp switches the power supply to an external alternating current power supply; or the control server monitors the power supply time for each lightning protection street lamp to be switched to the emergency power supply, and if the power supply time for each lightning protection street lamp to be switched to the emergency power supply is longer than or equal to the duration time of lightning, the control server sends a power supply switching instruction or cancels lightning early warning information to all the lightning protection street lamps in the lightning area range; and each lightning protection street lamp switches the power supply into an external alternating current power supply according to the received power supply switching instruction or the received lightning early warning information.
In the lightning protection street lamp control system, the lightning area information comprises longitude and latitude information of a lightning area; the control server stores longitude and latitude information of each lightning protection street lamp; and the control server performs matching operation on the longitude and latitude information of the lightning area and the longitude and latitude information of each lightning protection street lamp, acquires the lightning protection street lamp information in the lightning area range, and sends a power switching instruction or lightning early warning information to all the lightning protection street lamps in the lightning area range.
In the lightning protection street lamp control system, each lightning protection street lamp is provided with a positioning module, and the positioning module provides longitude and latitude information of each lightning protection street lamp for the control server.
The lightning protection street lamp control system also comprises a lightning forecast server; the control server acquires the lightning forecast information from the lightning forecast server.
In the lightning protection street lamp control system, when each lightning protection street lamp is powered by an external alternating current power supply, the emergency power supply used as the electric energy storage also obtains charging electric energy through the external alternating current power supply.
The lightning protection street lamp control system also comprises a communication base station; the control server is used for sending a power supply switching instruction or thunder early warning information to all communication base stations in the thunder area range; each communication base station sends a power supply switching instruction or lightning early warning information to all the lightning protection street lamps in the coverage area range of each communication base station; and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received power supply switching instruction or lightning early warning information.
The technical scheme for solving the problems can also be that the lightning protection street lamp comprises an illumination module, a communication module for acquiring external lightning forecast information, a first power supply module for converting external alternating current into a power supply of the lightning protection street lamp, an emergency power supply module for converting an emergency power supply into the illumination power supply, and an emergency power supply for storing emergency power; the emergency power supply is electrically connected with the emergency power supply module; according to the thunder and lightning forecast information acquired by the communication module, selecting one of the first power supply module or the emergency power supply module to be electrically connected with the lighting module so as to supply power to the lighting module; the lightning forecast information acquired by the communication module indicates that the first power supply module is in a lightning state at present, and the first power supply module is electrically disconnected from the external power supply; meanwhile, the emergency power supply module is electrically connected with the lighting module to supply power to the lighting module.
In the lightning protection street lamp, the first power supply module comprises two paths of electric energy output; in a non-thunder state, one path of output supplies power to the lighting module; the other path of output power supply charges an emergency power supply; in a thunder state, the first power supply module is disconnected from the external power supply, and the two paths of output power supplies do not output electric energy outwards; the emergency power supply outputs electric energy to the lighting module through the emergency power supply module.
In the lightning protection street lamp, the lightning forecast information acquired by the communication module comprises lightning area information; the lightning area information comprises longitude and latitude information of the lightning area; the lightning protection street lamp also comprises a positioning module used for providing longitude and latitude information of the lightning protection street lamp; matching and calculating the longitude and latitude information of the lightning protection street lamp acquired by the positioning module and the longitude and latitude information of the lightning area acquired by the communication module, and judging whether the lightning protection street lamp is in the lightning area; if the lightning protection street lamp is in the lightning area, the first power supply module is disconnected from the external power supply, and the first power supply module does not output electric energy to the lightning protection street lamp; the emergency power supply outputs electric energy to the lighting module through the emergency power supply module.
The lightning protection street lamp also comprises a time module, and the time information of the time module is synchronous with the time of an external control server; the thunder and lightning forecast information acquired by the communication module comprises thunder and lightning duration information; if the lightning protection street lamp is in the lightning time, the connection between the first power supply module and the external power supply is disconnected, and the first power supply module does not output electric energy to the lightning protection street lamp; the emergency power supply outputs electric energy to the lighting module through the emergency power supply module; if the lightning protection street lamp is no longer in the lightning time, the first power supply module is connected with the external power supply in a recovery mode, the first power supply module outputs electric energy to supply power for the lighting module, and meanwhile, the first power supply module provides charging electric energy for the emergency power supply.
The lightning protection street lamp also comprises a positioning module for providing longitude and latitude information of the lightning protection street lamp; the positioning module provides the longitude and latitude information of the lightning protection street lamp to an external control server.
Compared with the prior art, the invention has the beneficial effects that: 1. thunder and lightning forecast information through reserve emergency power source and communication module obtain for in the thunder and lightning period, through emergency power source power supply, make lightning protection street lamp normally maintain the illumination, cut off the connection with outside electric wire netting simultaneously, avoid introducing because of the super large surge current that the thunder and lightning rises, can maintain normal illumination in the thunder and lightning time, also greatly reduced simultaneously lighting device because of the probability that the large tracts of land that thunder and lightning surge current arouses damaged. 2. Accurate longitude and latitude information provided by a positioning module on the lightning protection street lamp is matched with the longitude and latitude information of lightning, so that an area controlled by the lightning is more accurate; 3. by time synchronization of the time module on the lightning protection street lamp and the time on the control server, the power supply time of the emergency power supply can be accurately controlled, on one hand, the damage of lightning surge current possibly caused by power restoration in advance due to the time matching problem is avoided, and on the other hand, the situation that normal illumination cannot be provided due to the fact that the electric energy consumption of the emergency power supply is finished is avoided as much as possible; the lightning time can be accurately controlled, and the operation efficiency of the system is improved; 4. the setting of emergency power supply for also can normally throw light on during the thunder and lightning, and emergency power supply can obtain the electric energy that charges from external power source in normal non-thunder and lightning period, makes the system have the ability of automatic update reserve electric energy, can deal with periodic weather change, and also can utilize emergency power supply to carry out emergency lighting when external power grid trouble.
Drawings
FIG. 1 is a schematic diagram of a lightning street light control system according to an embodiment; the cloud server in the figure is equivalent to the control server; wherein the base station is an NB base station;
FIG. 2 is a schematic flow chart diagram illustrating an exemplary embodiment of a method for controlling a lightning protection street lamp;
FIG. 3 is a schematic block diagram of a particular embodiment of a lightning protection street light;
FIG. 4 is a schematic block diagram of another embodiment of a lightning protection street light, with only some of the modules shown in FIGS. 3 and 4;
fig. 5 is another flow chart of the lightning protection street lamp control method.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The embodiment of the lightning protection street lamp control system shown in fig. 1 includes a lightning forecast server cloud server, an NB base station, and a plurality of lightning protection street lamps. The cloud server is a control server in the invention and is used for acquiring lightning information and matching a lightning range with a lightning protection street lamp range. In some embodiments not shown in the drawings, the cloud server, i.e., the control server, may directly communicate with the lightning protection street lamps through the communication module, and the control server may directly manage each lightning protection street lamp. Of course in fig. 1. Or the NB base station of the public network is used for communication between the control server and the lightning protection street lamp.
In the embodiment of the lightning protection street lamp control method shown in fig. 2, first, the lightning forecast server sends the lightning forecast information to the control server; the control server carries out matching calculation on the thunder area information containing the thunder longitude and latitude information and the thunder street lamp longitude and latitude information reported by the thunder street lamp; according to the result of the matching calculation, the control server sends lightning early warning information to the lightning protection street lamp in the lightning area range; after the lightning protection street lamp receives the lightning early warning information, setting the power supply time of an emergency power supply, and simultaneously starting the emergency power supply to supply power and cutting off external alternating current power supply; once the timing of the power supply time of the emergency power supply is completed, namely after the lightning early warning time elapses, the lightning protection street lamp recovers the power supply of the external alternating current, and the emergency power supply enters a charging state to store electric energy for next power failure.
Fig. 3 shows an embodiment of a lighting device for a lightning protection road, which includes a lighting module, a first power supply module, an emergency power supply, a communication module, and a time module; the first power supply module and the emergency power supply module are selected to provide electric energy for the lighting module; when the communication module receives a power supply switching instruction or lightning early warning information, the first power supply module is disconnected from the external alternating current power supply, meanwhile, the emergency power supply module is established with the lighting module, and the emergency power supply module obtains electric energy from the emergency power supply to supply power to the lighting module; when the communication module receives a power supply switching instruction or lightning early warning information is cancelled, the first power supply module is electrically connected with the external alternating current power supply to recover, electric energy is obtained from the external alternating current power supply, and the first power supply module supplies power to the lighting module.
Fig. 4 shows an embodiment of a lighting device for a lightning protection road, which includes a lighting module, a first power supply module, an emergency power supply module, and a time module; the lighting module is electrically connected with the first power supply module, the lighting module is electrically connected with the emergency power supply module, and the lighting module is electrically connected with the time module. In the non-thunder early warning period, the first power supply module is electrically connected with an external alternating current power supply, obtains electric energy from the external alternating current power supply and provides the electric energy for the lighting module; at thunder and lightning early warning period, first power module and outside alternating current power supply electricity are connected the disconnection, and emergency power supply module acquires the electric energy from emergency power supply to for lighting module provides the electric energy, time module control emergency power supply module is lighting module's supply time simultaneously, reaches the time of predetermineeing, and time module will resume first power module and outside alternating current power supply electricity to be connected, follows the first power module of new use and supplies power for lighting module.
As shown in fig. 3 and 4, the first power supply module is a common conventional power supply, that is, ac power in the public ac power grid is converted into a power supply for supplying power to the lighting protection street lamp, and if the lighting protection street lamp is an LED lamp, the first power supply module converts an external ac power supply into dc power for supplying power to the LED.
In the embodiment of the lightning protection street lamp control method shown in fig. 5, the lightning forecast server sends lightning early warning information with latitude, longitude and time information to the control server, and the control server may be a cloud platform or a locally deployed platform; the control server receives the lightning early warning information and starts traversing the lightning protection street lamps in the control range; the control server judges whether the longitude and latitude of each lightning protection street lamp is in a lightning area, if not, the control server continuously traverses to the next street lamp until all street lamps in all control ranges are traversed, and if not, the control server continuously judges whether the longitude and latitude of each lightning protection street lamp is in a lightning time interval; if the street lamp is judged not to be in the thunder and lightning time interval, the street lamp is continuously traversed to the next street lamp until all street lamps in all the control ranges are traversed, if the street lamp is in the thunder and lightning time interval, the lightning protection street lamp is switched to the emergency power supply for supplying power, the first power supply module is electrically disconnected with the external alternating current, whether the thunder and lightning time interval is passed or not is continuously monitored, if the street lamp is still continuously maintained in the thunder and lightning time interval, if the street lamp is not in the thunder and lightning time interval, the first power supply module is electrically connected with the external alternating current for recovering, the street lamp is switched to the external power supply mode, and the emergency power supply.
The lightning protection street lamp control system can be connected to a third-party platform, namely an external third-party meteorological server or a third-party lightning forecast server, issues an instruction to relevant lightning protection street lamps administered by the control server according to lightning forecast information within 30 minutes to 2 hours, controls the on and off of electrical connection of the lightning protection street lamps or relevant equipment, and disconnects the connection with an external alternating current power grid within lightning time. The emergency power supply in the lightning protection street lamp can be a storage battery, including but not limited to a lithium battery, and the storage battery provides emergency power for the equipment within a short time, such as 2 hours or longer or shorter, when the equipment needs to be powered off after receiving the lightning information. The lightning protection street lamp can report the longitude and latitude information of the lightning protection street lamp to a control server or other service terminals such as a mobile phone or other service equipment. The control server can be a mobile phone or other servers.
The first power supply module of the lightning protection street lamp at least comprises two paths of outputs, wherein one path of output is used for supplying power to the equipment lightning protection street lamp, the other path of output is used for supplying power to the storage battery at 12/24V constant voltage current, and the emergency power supply can be charged in non-lightning time. The lightning protection street lamp comprises a communication module which can be connected with a control server, and the module can be NB or LORA. The communication module can also access wireless signals such as NB/LORA/4G/wifi and the like.
The general lightning protection street lamp with the lightning protection device can still damage the lightning protection device when large lightning comes. If the power supply circuit of the equipment is disconnected when thunder comes, the lightning protection street lamp cannot operate, and illumination cannot be provided. According to the technical scheme, the lightning forecasting server is introduced to provide lightning early warning information, and the lightning early warning information of the platform is utilized to disconnect an external circuit of the equipment in advance so as to prevent lightning conduction. Meanwhile, a storage battery is arranged in the lightning protection street lamp to provide power supply guarantee within 2 hours. The thunder and lightning early warning information obtained by the existing thunder and lightning forecasting server can be accurate to 81% in 30 minutes, so that the effectiveness of the scheme is very obvious, the damage of street lamp equipment caused by current surge of a common power grid caused by thunder and lightning can be well prevented, and normal lighting can be maintained in a thunder and lightning period.
Thunder and lightning forecast information through reserve emergency power source and communication module obtain for in the thunder and lightning period, through emergency power source power supply, make lightning protection street lamp normally maintain the illumination, cut off the connection with outside electric wire netting simultaneously, avoid introducing because of the super large surge current that the thunder and lightning rises, can maintain normal illumination in the thunder and lightning time, also greatly reduced simultaneously lighting device because of the probability that the large tracts of land that thunder and lightning surge current arouses damaged. Accurate longitude and latitude information provided by a positioning module on the lightning protection street lamp is matched with the longitude and latitude information of lightning, so that an area controlled by the lightning is more accurate; by time synchronization of the time module on the lightning protection street lamp and the time on the control server, the power supply time of the emergency power supply can be accurately controlled, on one hand, the damage of lightning surge current possibly caused by power restoration in advance due to the time matching problem is avoided, and on the other hand, the situation that normal illumination cannot be provided due to the fact that the electric energy consumption of the emergency power supply is finished is avoided as much as possible; the lightning time can be accurately controlled, and the operation efficiency of the system is improved; the setting of emergency power supply for also can normally throw light on during the thunder and lightning, and emergency power supply can obtain the electric energy that charges from external power source in normal non-thunder and lightning period, makes the system have the ability of automatic update reserve electric energy, can deal with periodic weather change, and also can utilize emergency power supply to carry out emergency lighting when external power grid trouble.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the contents of the specification and the drawings, or applied directly or indirectly to other related technical fields, are included in the scope of the present invention.
Claims (19)
1. A lightning protection street lamp control method is characterized by comprising the following steps:
the control server acquires thunder and lightning forecast information, wherein the thunder and lightning forecast information comprises thunder and lightning area information;
the control server is used for sending a power supply switching instruction or lightning early warning information to all the lightning protection street lamps in the lightning area range;
and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received power supply switching instruction or lightning early warning information.
2. The lightning protection street lamp control method according to claim 1,
the lightning area information comprises longitude and latitude information of the lightning area;
the control server stores longitude and latitude information of each lightning protection street lamp;
and the control server performs matching operation on the longitude and latitude information of the lightning area and the longitude and latitude information of each lightning protection street lamp, acquires the lightning protection street lamp information in the lightning area range, and sends a power switching instruction or lightning early warning information to all the lightning protection street lamps in the lightning area range.
3. The lightning protection street lamp control method according to claim 2,
and each lightning protection street lamp is provided with a positioning module, and the positioning module provides longitude and latitude information of each lightning protection street lamp for the control server.
4. The lightning protection street lamp control method according to claim 1,
the lightning forecast information comprises lightning duration information;
the power supply switching instruction or the lightning early warning information received by each lightning protection street lamp comprises lightning duration time information; each lightning protection street lamp comprises a time module, and the time information of the time module is synchronous with the time of the control server;
each lightning protection street lamp sets the power supply time of the emergency power supply according to the lightning duration information, and after the power supply time for each lightning protection street lamp to be switched to the emergency power supply is more than or equal to the lightning duration, each lightning protection street lamp switches the power supply to an external alternating current power supply;
or the control server monitors the power supply time for each lightning protection street lamp to be switched to the emergency power supply, and if the power supply time for each lightning protection street lamp to be switched to the emergency power supply is longer than or equal to the duration time of lightning, the control server sends a power supply switching instruction or cancels lightning early warning information to all the lightning protection street lamps in the lightning area range; and each lightning protection street lamp switches the power supply into an external alternating current power supply according to the received power supply switching instruction or the received lightning early warning information.
5. The lightning protection street lamp control method according to claim 1,
the control server acquires the lightning forecast information from the lightning forecast server.
6. The lightning protection street lamp control method according to claim 1,
when each lightning protection street lamp adopts an external alternating current power supply for power supply, the emergency power supply used as the electric energy storage also obtains charging electric energy through the external alternating current power supply.
7. The lightning protection street lamp control method according to claim 1,
the control server is used for sending a power supply switching instruction or thunder early warning information to all communication base stations in the thunder area range;
each communication base station sends a power supply switching instruction or lightning early warning information to all the lightning protection street lamps in the coverage area range of each communication base station;
and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received power supply switching instruction or lightning early warning information.
8. A lightning protection street lamp control system is characterized in that,
the system comprises a control server and a plurality of lightning protection street lamps; the control server is electrically connected with each lightning protection street lamp in a wired or wireless way;
the control server acquires lightning forecast information from an external lightning forecast server, wherein the lightning forecast information comprises lightning area information; the control server is used for sending a power supply switching instruction or lightning early warning information to all the lightning protection street lamps in the lightning area range;
and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received power supply switching instruction or lightning early warning information.
9. The lightning protection street lamp control system according to claim 8,
the lightning forecast information comprises lightning duration information;
the power supply switching instruction or the lightning early warning information received by each lightning protection street lamp comprises lightning duration time information; each lightning protection street lamp sets the power supply time of the emergency power supply according to the lightning duration information, and after the power supply time for each lightning protection street lamp to be switched to the emergency power supply is more than or equal to the lightning duration, each lightning protection street lamp switches the power supply to an external alternating current power supply;
or the control server monitors the power supply time for each lightning protection street lamp to be switched to the emergency power supply, and if the power supply time for each lightning protection street lamp to be switched to the emergency power supply is longer than or equal to the duration time of lightning, the control server sends a power supply switching instruction or cancels lightning early warning information to all the lightning protection street lamps in the lightning area range; and each lightning protection street lamp switches the power supply into an external alternating current power supply according to the received power supply switching instruction or the received lightning early warning information.
10. The lightning protection street lamp control system according to claim 1,
the lightning area information comprises longitude and latitude information of the lightning area;
the control server stores longitude and latitude information of each lightning protection street lamp;
and the control server performs matching operation on the longitude and latitude information of the lightning area and the longitude and latitude information of each lightning protection street lamp, acquires the lightning protection street lamp information in the lightning area range, and sends a power switching instruction or lightning early warning information to all the lightning protection street lamps in the lightning area range.
11. The lightning protection street lamp control system according to claim 10,
and each lightning protection street lamp is provided with a positioning module, and the positioning module provides longitude and latitude information of each lightning protection street lamp for the control server.
12. The lightning protection street lamp control system according to claim 8,
the system also comprises a thunder and lightning forecast server;
the control server acquires the lightning forecast information from the lightning forecast server.
13. The lightning protection street lamp control system according to claim 8,
when each lightning protection street lamp adopts an external alternating current power supply for power supply, the emergency power supply used as the electric energy storage also obtains charging electric energy through the external alternating current power supply.
14. The lightning protection street lamp control system according to claim 8,
the system also comprises a communication base station;
the control server is used for sending a power supply switching instruction or thunder early warning information to all communication base stations in the thunder area range;
each communication base station sends a power supply switching instruction or lightning early warning information to all the lightning protection street lamps in the coverage area range of each communication base station;
and each lightning protection street lamp switches the power supply of the lightning protection street lamp from an external alternating current power supply to an emergency power supply according to the received power supply switching instruction or lightning early warning information.
15. A lightning protection street lamp is characterized in that,
the lightning protection street lamp emergency power supply comprises a lighting module, a communication module for acquiring external lightning forecast information, a first power supply module for converting external alternating current into a lightning protection street lamp power supply, an emergency power supply module for converting an emergency power supply into the lighting power supply, and an emergency power supply for storing emergency electric energy; the emergency power supply is electrically connected with the emergency power supply module;
according to the thunder and lightning forecast information acquired by the communication module, selecting one of the first power supply module or the emergency power supply module to be electrically connected with the lighting module so as to supply power to the lighting module;
the lightning forecast information acquired by the communication module indicates that the first power supply module is in a lightning state at present, and the first power supply module is electrically disconnected from the external power supply; meanwhile, the emergency power supply module is electrically connected with the lighting module to supply power to the lighting module.
16. The lightning protection street lamp according to claim 15,
the first power supply module comprises two paths of electric energy output;
in a non-thunder state, one path of output supplies power to the lighting module; the other path of output power supply charges an emergency power supply;
in a thunder state, the first power supply module is disconnected from the external power supply, and the two paths of output power supplies do not output electric energy outwards; the emergency power supply outputs electric energy to the lighting module through the emergency power supply module.
17. The lightning protection street lamp according to claim 15,
the thunder forecast information acquired by the communication module comprises thunder area information; the lightning area information comprises longitude and latitude information of the lightning area;
the lightning protection street lamp also comprises a positioning module used for providing longitude and latitude information of the lightning protection street lamp;
matching and calculating the longitude and latitude information of the lightning protection street lamp acquired by the positioning module and the longitude and latitude information of the lightning area acquired by the communication module, and judging whether the lightning protection street lamp is in the lightning area;
if the lightning protection street lamp is in the lightning area, the first power supply module is disconnected from the external power supply, and the first power supply module does not output electric energy to the lightning protection street lamp; the emergency power supply outputs electric energy to the lighting module through the emergency power supply module.
18. The lightning protection street lamp according to claim 15,
the lightning protection street lamp also comprises a time module, and the time information of the time module is synchronous with the time of an external control server;
the thunder and lightning forecast information acquired by the communication module comprises thunder and lightning duration information;
if the lightning protection street lamp is in the lightning time, the connection between the first power supply module and the external power supply is disconnected, and the first power supply module does not output electric energy to the lightning protection street lamp; the emergency power supply outputs electric energy to the lighting module through the emergency power supply module;
if the lightning protection street lamp is no longer in the lightning time, the first power supply module is connected with the external power supply in a recovery mode, the first power supply module outputs electric energy to supply power for the lighting module, and meanwhile, the first power supply module provides charging electric energy for the emergency power supply.
19. The lightning protection street lamp according to claim 15,
the lightning protection street lamp also comprises a positioning module used for providing longitude and latitude information of the lightning protection street lamp;
the positioning module provides the longitude and latitude information of the lightning protection street lamp to an external control server.
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| CN201911175272.4A CN112865284B (en) | 2019-11-26 | 2019-11-26 | Lightning protection street lamp and control system and control method thereof |
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