CN115696688A - Street lamp illumination control method based on electric power big data - Google Patents
Street lamp illumination control method based on electric power big data Download PDFInfo
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Abstract
The invention provides a street lamp lighting control method based on electric power big data, which is characterized in that historical power consumption state data of all street lamps in an outdoor lighting area are taken as the basis, lighting power consumption peak periods of the street lamps and corresponding real-time power consumption data are determined, and then whether power supply switching of the street lamps is needed or not is judged; and under the condition that the power supply is not required to be switched, the illumination state of the street lamp is adjusted, so that the power supply mode and the illumination mode of the street lamp are accurately adjusted and controlled, the continuous and stable power transmission from the power transmission transformation base station to the street lamp in the district is ensured, and the illumination efficiency and the energy conservation of the street lamp are improved.
Description
Technical Field
The invention relates to the technical field of public lighting management, in particular to a street lamp lighting control method based on electric power big data.
Background
Street lamp illumination is an important component of public lighting, and generally, corresponding power transmission transformation base stations are arranged in corresponding illumination areas, and all street lamps in the areas are supplied with power in a centralized manner by using the power transmission transformation base stations. The existing street lamp lighting can be provided with a timing switch function, namely, the street lamp can be turned on and off at corresponding time points, so that the energy-saving lighting of the street lamp is realized. However, the above street lamp lighting control method only controls the working time of the street lamp, and does not accurately adjust and control the power supply mode and the lighting mode of the street lamp according to the historical power big data of the power transmission transformation base station corresponding to the segment, so that it is not possible to ensure that the power transmission transformation base station transmits power to the street lamp continuously and stably in the segment, and improve the lighting efficiency and energy saving performance of the street lamp.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a street lamp illumination control method based on electric power big data, which is characterized in that the illumination power consumption peak period of an outdoor illumination film area is determined according to historical power consumption state data of all street lamps of the outdoor illumination film area; collecting real-time power utilization data of all street lamps in the peak period of lighting power utilization, and judging whether a power supply mode of the street lamps in an outdoor lighting district needs to be switched or not by combining the power transmission load of a power transmission transformation base station corresponding to the outdoor lighting district; when the power supply mode does not need to be switched, the lighting state of the street lamps is adjusted according to the external environment state information of the area where each street lamp is located; when the power supply mode needs to be switched, determining at least one street lamp needing to be switched according to the historical power utilization state data of each street lamp, switching the power supply of the corresponding street lamp, determining the lighting power utilization peak period of the street lamp and the corresponding real-time power utilization data thereof on the basis of the historical power utilization state data of all the street lamps in the outdoor lighting area, and then judging whether the power supply mode needs to be switched; and under the condition that the power supply is not required to be switched, the illumination state of the street lamp is adjusted, so that the power supply mode and the illumination mode of the street lamp are accurately adjusted and controlled, the continuous and stable power transmission from the power transmission transformation base station in the district to the street lamp is ensured, and the illumination efficiency and the energy conservation of the street lamp are improved.
The invention provides a street lamp illumination control method based on electric power big data, which comprises the following steps of;
the method comprises the following steps of S1, obtaining historical power utilization state data of all street lamps in an outdoor lighting area, analyzing and processing the historical power utilization state data, and determining street lamp power utilization peak value change information of the outdoor lighting area; determining the peak time of the lighting power consumption of the outdoor lighting area according to the peak power consumption change information of the street lamps;
s2, collecting real-time power utilization data of all street lamps in the lighting power utilization peak period so as to determine actual lighting power utilization load information of the outdoor lighting area; judging whether a power supply mode of a street lamp of the outdoor lighting area needs to be switched or not according to the actual lighting power load information and the power transmission load of the power transmission transformation base station corresponding to the outdoor lighting area;
s3, if the power supply mode does not need to be switched, adjusting the illumination state of the street lamps according to the external environment state information of the area where each street lamp is located;
s4, if the power supply mode needs to be switched, determining at least one street lamp needing to be switched in the power supply mode according to the historical power utilization state data of each street lamp; and switching the power supply of the determined at least one street lamp.
Further, in step S1, acquiring historical power consumption state data of all street lamps in the outdoor lighting segment, analyzing and processing the historical power consumption state data, and determining the street lamp power consumption peak value change information of the outdoor lighting segment specifically includes:
acquiring historical power transmission voltage data and historical power transmission current data of a power transmission transformation base station corresponding to an outdoor lighting area on all street lamps in a complete historical lighting period, and historical power consumption duration data of each street lamp;
determining total power consumption change information of all street lamps in the complete historical illumination period according to the historical power transmission voltage data and the historical power transmission current data; and screening all the peak points of the total power consumption from the change information of the total power consumption.
Further, in step S1, determining the peak time period of lighting power consumption of the outdoor lighting area according to the peak power consumption change information of the street lamp specifically includes:
if the total power consumption value corresponding to the total power consumption peak point is larger than or equal to a preset power consumption threshold value, the total power consumption peak point is determined as a total power consumption peak point, and a preset time period range is extended forwards and backwards by taking a time point corresponding to the total power consumption peak point as a reference, so that the time period is used as a lighting power consumption peak period of the outdoor lighting area.
Further, in step S2, collecting real-time power consumption data of all street lamps during the peak period of lighting power consumption, so as to determine the actual lighting power consumption load information of the outdoor lighting area specifically includes:
collecting the real-time electricity consumption of each street lamp in the lighting electricity consumption peak period so as to determine the total real-time electricity consumption of all street lamps in the lighting electricity consumption peak period;
and determining the actual lighting electric load value of the outdoor lighting area according to the real-time electric power consumption.
Further, in step S2, determining whether a power supply mode of a street lamp in the outdoor lighting segment needs to be switched according to the actual lighting power load information and a power transmission load of a power transmission transformation base station corresponding to the outdoor lighting segment specifically includes:
if the actual lighting power load value of the outdoor lighting area exceeds the preset percentage of the maximum power transmission load value of the power transmission transformation base station corresponding to the outdoor lighting area; if yes, judging that the power supply mode of the street lamp of the outdoor lighting area needs to be switched; and if not, judging that the power supply mode of the street lamp of the outdoor lighting area does not need to be switched.
Further, in the step S3, if the power supply mode does not need to be switched, adjusting the lighting state of the street lamp according to the external environment state information of the area where each street lamp is located specifically includes:
if the power supply mode of the street lamps in the outdoor lighting area does not need to be switched, acquiring an external environment illumination value of the area where each street lamp is located and the average personnel flow number in a preset range near the position where each street lamp is located;
if the external environment illumination value is greater than or equal to a preset illumination threshold value, or the average number of people flowing is less than or equal to a preset number threshold value, indicating that the street lamp keeps the current illumination state unchanged; otherwise, acquiring the respective illumination area ranges of the street lamp and the adjacent street lamp on the ground;
if the illumination area ranges of the street lamp and the adjacent street lamp on the ground are close to or overlapped with each other, indicating that the street lamp keeps the current illumination state unchanged;
and if the illumination area ranges of the street lamp and the adjacent street lamp on the ground are not next to or overlapped with each other, indicating the street lamp to increase the illumination brightness and the illumination area of the street lamp.
Further, in step S3, the street lamp increases its own lighting area according to the position of the street lamp adjacent to the street lamp and the current lighting area on the ground, and the street lamp increases its own lighting brightness according to the increase degree of the lighting area of the street lamp, which includes the following steps:
step S301, obtaining a vertex angle value taking the street lamp as a vertex according to the position condition of the street lamp and the street lamp adjacent to the street lamp by using the following formula (1),
in the above formula (1), θ represents a vertex angle value with the street lamp as a vertex; l [ Q (1), Q ] 0 ]Representing a distance value between the street lamp and the street lamp which is close to or closest to the street lamp; l [ Q (2), Q ] 0 ]Representing a distance value between the street lamp and a street lamp which is close to the street lamp; l [ Q (1), Q (2)]The distance value between the street lamp with the nearest street lamp distance and the street lamp with the second nearest street lamp distance is represented;
step S302, controlling the street lamp to increase the area of the illumination area according to the area of the illumination area on the ground of the street lamp and the street lamp adjacent to the street lamp and the vertex angle value taking the street lamp as the vertex by using the following formula (2),
in the above formula (2), M represents a control illumination area of the street lamp; m is a group of 0 Representing an illumination area value of the street lamp before the illumination area is not increased; m (1) representsThe area value of the illumination area on the ground of the street lamp closest to the street lamp; m (2) represents an illumination area value of the street lamp on the ground from the second closest street lamp; max {, } represents to find the maximum value of the numerical values at the left end and the right end of a comma in brackets; setting the area of an illumination area of the street lamp on the ground as M;
step S303, controlling the increased illumination brightness of the street lamp according to the increase degree of the area of the illumination area of the street lamp by using the following formula (3),
in the above formula (3), Δ E represents an increased illumination brightness value of the street lamp itself; e 0 Representing a preset unit brightness value; l is a radical of an alcohol 0 Representing a preset unit distance value; and increasing the illumination brightness of the street lamp by delta E.
Further, in step S4, if the power supply mode needs to be switched, determining at least one street lamp fixture body that needs to be switched to the power supply mode according to the historical power consumption state data of each street lamp itself includes:
if the power supply mode of the street lamps in the outdoor lighting area needs to be switched, extracting the historical power utilization duration of each street lamp from the historical power utilization state data; and if the historical power utilization duration is greater than or equal to a preset time length threshold, determining the corresponding street lamp as the street lamp needing power supply mode switching.
Further, in step S4, the switching of the power supply to the determined at least one street lamp specifically includes:
acquiring a real-time electric quantity value of a backup direct-current power supply correspondingly connected with the street lamp needing to be switched in the power supply mode; if the real-time electric quantity value is larger than or equal to a preset electric quantity threshold value, switching the street lamp which is determined to need to be switched in the power supply mode from the current commercial power supply mode to a backup direct-current power supply mode; if the real-time electric quantity value is smaller than a preset electric quantity threshold value, setting a corresponding power supply mode switching delay time period for the street lamp according to the charging rate of the backup direct-current power supply, and switching the street lamp from the current commercial power supply mode to the backup direct-current power supply mode after the power supply mode switching delay time period.
Compared with the prior art, the street lamp lighting control method based on the electric power big data determines the lighting electricity consumption peak period of the outdoor lighting area according to the historical electricity consumption state data of all street lamps of the outdoor lighting area; collecting real-time power utilization data of all street lamps in the peak period of lighting power utilization, and judging whether a power supply mode of the street lamps in an outdoor lighting district needs to be switched or not by combining the power transmission load of a power transmission transformation base station corresponding to the outdoor lighting district; when the power supply mode does not need to be switched, the lighting state of the street lamps is adjusted according to the external environment state information of the area where each street lamp is located; when the power supply mode needs to be switched, determining at least one street lamp needing to be switched according to the historical power utilization state data of each street lamp, switching the power supply of the corresponding street lamp, determining the lighting power utilization peak period of the street lamp and the corresponding real-time power utilization data thereof on the basis of the historical power utilization state data of all the street lamps in the outdoor lighting area, and then judging whether the power supply of the street lamp needs to be switched; and under the condition that the power supply is not required to be switched, the illumination state of the street lamp is adjusted, so that the power supply mode and the illumination mode of the street lamp are accurately adjusted and controlled, the continuous and stable power transmission from the power transmission transformation base station in the district to the street lamp is ensured, and the illumination efficiency and the energy conservation of the street lamp are improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic flow chart of a street lamp illumination control method based on big power data provided by the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
Referring to fig. 1, a schematic flow chart of a street lamp lighting control method based on big power data according to an embodiment of the present invention is shown. The street lamp lighting control method based on the electric power big data comprises the following steps;
step S1, acquiring historical power utilization state data of all street lamps in an outdoor lighting area, analyzing and processing the historical power utilization state data, and determining street lamp power utilization peak value change information of the outdoor lighting area; determining the peak time of the lighting power consumption of the outdoor lighting area according to the peak power consumption change information of the street lamp;
s2, collecting real-time power utilization data of all street lamps in the peak time of lighting power utilization so as to determine actual lighting power utilization load information of the outdoor lighting area; judging whether a power supply mode of a street lamp of the outdoor lighting area needs to be switched or not according to the actual lighting power load information and the power transmission load of the power transmission transformation base station corresponding to the outdoor lighting area;
s3, if the power supply mode does not need to be switched, adjusting the lighting state of each street lamp according to the external environment state information of the area where each street lamp is located;
s4, if the power supply mode needs to be switched, determining at least one street lamp needing to be switched in the power supply mode according to the historical power utilization state data of each street lamp; and switching the power supply of the determined at least one street lamp.
The beneficial effects of the above technical scheme are: the street lamp lighting control method based on the electric power big data determines the lighting electricity consumption peak period of the outdoor lighting film area according to the historical electricity consumption state data of all street lamps of the outdoor lighting film area; collecting real-time power utilization data of all street lamps in the peak period of lighting power utilization, and judging whether a power supply mode of the street lamps in an outdoor lighting district needs to be switched or not by combining the power transmission load of a power transmission transformation base station corresponding to the outdoor lighting district; when the power supply mode does not need to be switched, the lighting state of the street lamps is adjusted according to the external environment state information of the area where each street lamp is located; when the power supply mode needs to be switched, determining at least one street lamp needing to be switched according to the historical power utilization state data of each street lamp, switching the power supply of the corresponding street lamp, determining the lighting power utilization peak period of the street lamp and the corresponding real-time power utilization data thereof on the basis of the historical power utilization state data of all the street lamps in the outdoor lighting area, and then judging whether the power supply mode needs to be switched; and under the condition that the power supply is not required to be switched, the illumination state of the street lamp is adjusted, so that the power supply mode and the illumination mode of the street lamp are accurately adjusted and controlled, the continuous and stable power transmission from the power transmission transformation base station in the district to the street lamp is ensured, and the illumination efficiency and the energy conservation of the street lamp are improved.
Preferably, in step S1, historical power consumption state data of all street lamps in the outdoor lighting segment are obtained, the historical power consumption state data are analyzed, and determining the street lamp power consumption peak value change information of the outdoor lighting segment specifically includes:
acquiring historical transmission voltage data and historical transmission current data of a transmission transformation base station corresponding to an outdoor lighting area on all street lamps in a complete historical lighting period, and historical power utilization duration data of each street lamp;
determining total power consumption change information of all street lamps in the complete historical lighting period according to the historical power transmission voltage data and the historical power transmission current data; and screening all the peak points of the total power consumption from the change information of the total power consumption.
The beneficial effects of the above technical scheme are: each outdoor lighting sector is provided with a special power transmission transformation base station which specially supplies power to all street lamps in the sector, and a microcomputer of the power transmission transformation base station records historical power transmission voltage data and historical power transmission current data of the power transmission transformation base station to all street lamps in a complete historical lighting period; wherein the complete historical illumination period may be, but is not limited to, 24 hours a day, a week, or a month. And then the microcomputer determines the total power consumption change information of all street lamps in the complete historical illumination period according to the historical power transmission voltage data and the historical power transmission current data, namely, the total power consumption change curves of all street lamps in the complete historical illumination period, thereby screening out all total power consumption peak points existing in the curves.
Preferably, in step S1, determining the peak electricity consumption peak time of the outdoor lighting area according to the peak electricity consumption variation information of the street lamp specifically includes:
and if the total power consumption value corresponding to the total power consumption peak point is greater than or equal to a preset power consumption threshold value, determining the total power consumption peak point as the total power consumption peak point, and extending a preset time period range forwards and backwards by taking a time point corresponding to the total power consumption peak point as a reference, so as to be used as the lighting power consumption peak period of the outdoor lighting area.
The beneficial effects of the above technical scheme are: by the mode, the corresponding time point of the total power consumption peak point in the complete historical illumination period is used as a reference, the preset time period range extends forwards and backwards, and the lighting power consumption peak period of the outdoor illumination area can be accurately determined.
Preferably, in step S2, collecting real-time power consumption data of all street lamps during the peak period of lighting power consumption, so as to determine the actual lighting power load information of the outdoor lighting area specifically includes:
collecting the real-time electricity consumption of each street lamp in the peak period of the lighting electricity consumption, and determining the total real-time electricity consumption of all street lamps in the peak period of the lighting electricity consumption;
and determining the actual lighting electric load value of the outdoor lighting area according to the real-time electric power consumption.
The beneficial effects of the above technical scheme are: by the mode, the total real-time power consumption of all the street lamps in the corresponding time period is collected by taking the peak time period of lighting power consumption as a reference, so that the actual lighting power consumption load value of the outdoor lighting area in the corresponding time period can be conveniently and quantitatively determined.
Preferably, in step S2, determining whether the power supply mode of the street lamp in the outdoor lighting segment needs to be switched according to the actual lighting power load information and the power transmission load of the power transmission transformation base station corresponding to the outdoor lighting segment specifically includes:
if the actual lighting power load value of the outdoor lighting area exceeds the preset percentage of the maximum power transmission load value of the power transmission transformation base station corresponding to the outdoor lighting area; if yes, judging that the power supply mode of the street lamp of the outdoor lighting area needs to be switched; if not, judging that the power supply mode of the street lamp of the outdoor lighting area does not need to be switched.
The beneficial effects of the above technical scheme are: through the mode, the actual lighting power load value of the outdoor lighting area is compared with the preset percentage of the maximum power transmission load value of the power transmission transformation base station corresponding to the outdoor lighting area, if the actual lighting power load value of the outdoor lighting area exceeds the preset percentage of the maximum power transmission load value of the power transmission transformation base station corresponding to the outdoor lighting area (the preset percentage can be, but is not limited to 90% or 80% and the like), it is indicated that the actual lighting power load value of the outdoor lighting area in the current time period is close to the power transmission load limit of the power transmission transformation base station, at this moment, at least part of street lamps need to be switched to other power supply modes, and the power transmission transformation base station is prevented from being in the power transmission load limit state for a long time to generate irreversible damage.
Preferably, in step S3, if the power supply mode does not need to be switched, adjusting the lighting state of the street lamp according to the external environment state information of the area where each street lamp is located specifically includes:
if the power supply mode of the street lamps in the outdoor lighting area does not need to be switched, acquiring the illuminance value of the external environment of the area where each street lamp is located and the average personnel flow number in a preset range near the position where each street lamp is located;
if the external environment illumination value is greater than or equal to a preset illumination threshold value, or the average personnel flow number is less than or equal to a preset number threshold value, indicating the street lamp to keep the current illumination state unchanged; otherwise, acquiring the respective illumination area ranges of the street lamp and the street lamp adjacent to the street lamp on the ground;
if the illumination area ranges of the street lamp and the adjacent street lamp on the ground are mutually close or overlapped, indicating that the street lamp keeps the current illumination state unchanged;
and if the illumination area ranges of the street lamp and the adjacent street lamp on the ground are not next to or overlapped with each other, instructing the street lamp to increase the illumination brightness of the street lamp and the illumination area of the street lamp.
The beneficial effects of the above technical scheme are: by the mode, when the power supply mode of the street lamps in the outdoor lighting area does not need to be switched, the lighting brightness of the street lamps or the lighting coverage area of the street lamps on the ground is adjusted by taking the external environment illumination value of the area where each street lamp is located, the average personnel flow number in the preset range near the position where each street lamp is located and the position relation between the street lamps and the lighting area ranges of the street lamps adjacent to the street lamps on the ground as the reference, so that the full and efficient lighting of the street lamps on the external environment can be realized.
Preferably, in step S3, the street lamp increases its own lighting area according to the position of the street lamp adjacent to the street lamp and the current lighting area on the ground, and the street lamp increases its own lighting brightness according to the increase degree of the lighting area of the street lamp, which is performed by:
step S301, using the following formula (1), obtaining a vertex angle value taking the street lamp as a vertex according to the position condition of the street lamp and the street lamp adjacent to the street lamp,
in the above formula (1), θ represents a vertex angle value with the street lamp as a vertex; l [ Q (1), Q ] 0 ]A distance value representing a distance between the street lamp and a street lamp which is immediately adjacent to, i.e. closest to, the street lamp; l [ Q (2), Q ] 0 ]The distance value between the street lamp and the street lamp which is close to the street lamp, namely the street lamp which is the second closest to the street lamp; l [ Q (1), Q (2)]The distance value between the street lamp with the nearest street lamp distance and the street lamp with the second nearest street lamp distance is represented;
step S302, using the following formula (2), according to the area of the illumination area on the ground of the street lamp and the street lamp adjacent to the street lamp and the vertex angle value using the street lamp as the vertex, controlling the street lamp to increase the area of the illumination area,
in the above formula (2), M represents the control illumination area of the street lamp; m 0 An illumination area value representing the street lamp before the illumination area is not increased; m (1) represents the area value of the illumination area on the ground of the street lamp closest to the street lamp; m (2) represents the illumination area value of the street lamp on the ground from the second closest street lamp; max { } represents the maximum value of the numerical values at the left end and the right end of a comma in a bracket; setting the area of an illumination area of the street lamp on the ground as M;
step S303, controlling the increased illumination brightness of the street lamp according to the increase degree of the area of the illumination area of the street lamp by using the following formula (3),
in the above formula (3), Δ E represents an increased illumination brightness value of the street lamp itself; e 0 Representing a preset unit brightness value; l is a radical of an alcohol 0 Representing a preset unit distance value; at this time, the illumination brightness of the street lamp is increased by Δ E.
The beneficial effects of the above technical scheme are: obtaining a vertex angle value taking the street lamp as a vertex according to the position condition of the street lamp and the street lamp adjacent to the street lamp by using the formula (1), thereby knowing the current position state of the street lamp and facilitating the subsequent control of the area and the illumination brightness of an illumination area according to different position states; then, by using the formula (2), according to the current respective illumination area on the ground of the street lamp and the street lamp adjacent to the street lamp and the vertex angle value taking the street lamp as the vertex, controlling the street lamp to increase the illumination area after the illumination area is increased, so that under the condition that the illumination area can be mutually adjacent to the adjacent street lamp, the overlapping area of partial illumination areas is increased according to the current position state of the street lamp, the illumination effect is improved, and the illumination reliability is ensured; and finally, controlling the increased illumination brightness of the street lamp according to the increase degree of the area of the illumination area of the street lamp by using the formula (3), so that the corresponding illumination brightness is increased according to the increase state of the illumination area, the illumination effect is not influenced by the brightness, and the illumination stability of the device is ensured.
Preferably, in step S4, if the power supply mode needs to be switched, determining at least one street lamp fixture body which needs to be switched to the power supply mode according to the historical power consumption state data of each street lamp itself includes:
if the power supply mode of the street lamps in the outdoor lighting area needs to be switched, extracting the historical power utilization duration of each street lamp from the historical power utilization state data; and if the historical power utilization duration is greater than or equal to the preset time length threshold, determining the corresponding street lamp as the street lamp needing power supply mode switching.
The beneficial effects of the above technical scheme are: by the mode, when the power supply mode of the street lamp for the outdoor lighting area needs to be switched, the street lamp with longer historical power consumption duration is selected as the switching object, so that the situation that the street lamp with longer historical power consumption duration occupies more power supply loads of the power transmission transformation base station can be avoided, and the power transmission pressure of the power transmission transformation base station is reduced.
Preferably, in step S4, the switching of the power supply to the determined at least one street lamp specifically includes:
acquiring a real-time electric quantity value of a backup direct-current power supply correspondingly connected with the street lamp needing to be switched in the power supply mode; if the real-time electric quantity value is larger than or equal to a preset electric quantity threshold value, switching the street lamp which is determined to need to be switched to a standby direct-current power supply mode from a current commercial power supply mode; if the real-time electric quantity value is smaller than the preset electric quantity threshold value, setting a corresponding power supply mode switching delay time period for the street lamp according to the charging rate of the backup direct-current power supply, and switching the street lamp from the current commercial power supply mode to the backup direct-current power supply mode after the power supply mode switching delay time period.
The beneficial effects of the above technical scheme are: each street lamp is provided with a backup direct-current power supply comprising a solar battery, when the real-time electric quantity value of the backup direct-current power supply is larger than or equal to a preset electric quantity threshold value, the backup direct-current power supply is indicated to have sufficient electric quantity for lighting the street lamp, and at the moment, the street lamp which is determined to need to be switched in a power supply mode is switched from a current commercial power supply mode to a backup direct-current power supply mode, so that the power transmission pressure of a power transmission transformation base station can be reduced; when the real-time electric quantity value of the backup direct-current power supply is smaller than the preset electric quantity threshold value, the fact that the backup direct-current power supply does not have enough electric quantity for street lamp illumination is indicated, at the moment, the power supply mode switching can be carried out only after the backup direct-current power supply is charged for a preset time length, when the charging rate of the backup direct-current power supply is higher, the corresponding power supply mode switching delay time period set for the street lamp is smaller, otherwise, the corresponding power supply mode switching delay time period set for the street lamp is larger, and therefore continuous and stable power supply of the backup direct-current power supply for the street lamp can be guaranteed.
According to the content of the embodiment, the street lamp illumination control method based on the electric power big data determines the illumination electricity consumption peak period of the outdoor illumination film area according to the historical electricity consumption state data of all street lamps of the outdoor illumination film area; collecting real-time power utilization data of all street lamps in the peak period of lighting power utilization, and judging whether a power supply mode of the street lamps in an outdoor lighting district needs to be switched or not by combining the power transmission load of a power transmission transformation base station corresponding to the outdoor lighting district; when the power supply mode does not need to be switched, the lighting state of the street lamps is adjusted according to the external environment state information of the area where each street lamp is located; when the power supply mode needs to be switched, determining at least one street lamp needing to be switched according to the historical power utilization state data of each street lamp, switching the power supply of the corresponding street lamp, determining the lighting power utilization peak period of the street lamp and the corresponding real-time power utilization data thereof on the basis of the historical power utilization state data of all the street lamps in the outdoor lighting area, and then judging whether the power supply of the street lamp needs to be switched; and under the condition that the power supply is not required to be switched, the illumination state of the street lamp is adjusted, so that the power supply mode and the illumination mode of the street lamp are accurately adjusted and controlled, the continuous and stable power transmission from the power transmission transformation base station to the street lamp in the district is ensured, and the illumination efficiency and the energy conservation of the street lamp are improved.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. The street lamp illumination control method based on the electric power big data is characterized by comprising the following steps of;
the method comprises the following steps of S1, obtaining historical power utilization state data of all street lamps in an outdoor lighting area, analyzing and processing the historical power utilization state data, and determining street lamp power utilization peak value change information of the outdoor lighting area; determining the peak time of the illumination power utilization of the outdoor illumination area according to the peak power utilization change information of the street lamps;
s2, collecting real-time power utilization data of all street lamps in the lighting power utilization peak period so as to determine actual lighting power utilization load information of the outdoor lighting area; judging whether a power supply mode of a street lamp of the outdoor lighting area needs to be switched or not according to the actual lighting power load information and the power transmission load of the power transmission transformation base station corresponding to the outdoor lighting area;
s3, if the power supply mode does not need to be switched, adjusting the lighting state of the street lamps according to the external environment state information of the area where each street lamp is located;
s4, if the power supply mode needs to be switched, determining at least one street lamp needing to be switched according to the historical power utilization state data of each street lamp; and switching the power supply of the determined at least one street lamp.
2. The street lamp lighting control method based on the electric power big data as claimed in claim 1, characterized in that: in the step S1, acquiring historical power consumption state data of all street lamps in the outdoor lighting panel, analyzing and processing the historical power consumption state data, and determining street lamp power consumption peak value change information of the outdoor lighting panel specifically includes:
acquiring historical transmission voltage data and historical transmission current data of a transmission transformation base station corresponding to an outdoor lighting area on all street lamps in a complete historical lighting period, and historical power utilization duration data of each street lamp;
determining total power consumption change information of all street lamps in the complete historical lighting period according to the historical power transmission voltage data and the historical power transmission current data; and screening all the peak points of the total power consumption from the change information of the total power consumption.
3. The street lamp lighting control method based on the electric power big data as claimed in claim 2, characterized in that: in step S1, determining the peak electricity consumption peak time of the outdoor lighting area according to the street lamp peak electricity consumption change information specifically includes:
if the total power consumption value corresponding to the total power consumption peak point is larger than or equal to a preset power consumption threshold value, the total power consumption peak point is determined as a total power consumption peak point, and a preset time period range is extended forwards and backwards by taking a time point corresponding to the total power consumption peak point as a reference, so that the time period is used as a lighting power consumption peak period of the outdoor lighting area.
4. The street lamp lighting control method based on the electric power big data as claimed in claim 3, characterized in that: in step S2, collecting real-time power consumption data of all street lamps during the peak period of lighting power consumption, so as to determine actual lighting power load information of the outdoor lighting area, specifically including: collecting the real-time electricity consumption of each street lamp in the lighting electricity consumption peak period so as to determine the total real-time electricity consumption of all street lamps in the lighting electricity consumption peak period;
and determining the actual lighting electric load value of the outdoor lighting area according to the real-time electric power consumption.
5. The street lamp lighting control method based on the electric power big data as claimed in claim 4, characterized in that: in step S2, judging whether a power supply mode of a street lamp in the outdoor lighting segment needs to be switched according to the actual lighting power load information and a power transmission load of a power transmission transformation base station corresponding to the outdoor lighting segment specifically includes:
if the actual lighting power load value of the outdoor lighting area exceeds the preset percentage of the maximum power transmission load value of the power transmission transformation base station corresponding to the outdoor lighting area; if yes, judging that the power supply mode of the street lamp of the outdoor lighting area needs to be switched; and if not, judging that the power supply mode of the street lamp of the outdoor lighting area does not need to be switched.
6. The street lamp lighting control method based on the electric power big data as claimed in claim 5, characterized in that: in step S3, if the power supply mode does not need to be switched, adjusting the lighting state of the street lamp according to the external environment state information of the area where each street lamp is located specifically includes:
if the power supply mode of the street lamps in the outdoor lighting area does not need to be switched, acquiring an external environment illumination value of the area where each street lamp is located and the average personnel flow number in a preset range near the position where each street lamp is located;
if the external environment illumination value is greater than or equal to a preset illumination threshold value, or the average number of people flowing is less than or equal to a preset number threshold value, indicating that the street lamp keeps the current illumination state unchanged; otherwise, acquiring the illumination area range of the street lamp and the street lamp adjacent to the street lamp on the ground; if the illumination area ranges of the street lamp and the adjacent street lamp on the ground are close to or overlapped with each other, indicating that the street lamp keeps the current illumination state unchanged;
and if the illumination area ranges of the street lamp and the adjacent street lamp on the ground are not next to or overlapped with each other, indicating the street lamp to increase the illumination brightness and the illumination area of the street lamp.
7. The street lamp lighting control method based on the electric power big data as claimed in claim 6, characterized in that: in the step S3, the street lamp increases its own lighting area according to the position of the street lamp and the adjacent street lamp and the current lighting area of each street lamp on the ground, and the street lamp increases its own lighting brightness according to the increase degree of the lighting area of the street lamp, and the process is as follows:
step S301, obtaining a vertex angle value taking the street lamp as a vertex according to the position condition of the street lamp and the street lamp adjacent to the street lamp by using the following formula (1),
in the above formula (1), θ represents a vertex angle value with the street lamp as a vertex; l [ Q (1), Q ] 0 ]Representing the distance value between the street lamp and the street lamp which is close to or closest to the street lamp; l [ Q (2), Q ] 0 ]Representing a distance value between the street lamp and a street lamp which is immediately adjacent, i.e. second closest to the street lamp; l [ Q (1), Q (2)]The distance value between the street lamp with the nearest street lamp distance and the street lamp with the second nearest street lamp distance is represented;
step S302, controlling the street lamp to increase the area of the illumination area according to the area of the illumination area on the ground of the street lamp and the street lamp adjacent to the street lamp and the vertex angle value taking the street lamp as the vertex by using the following formula (2),
in the above formula (2), M represents a control illumination area of the street lamp; m is a group of 0 Representing an illumination area value of the street lamp before an illumination area is not increased; m (1) represents the illumination area value of the street lamp closest to the street lamp on the ground; m (2) represents an illumination area value of the street lamp on the ground from the second closest street lamp; max {, } represents to find the maximum value of the numerical values at the left end and the right end of a comma in brackets; setting the area of an illumination area of the street lamp on the ground as M;
step S303, controlling the increased illumination brightness of the street lamp according to the increase degree of the area of the illumination area of the street lamp by using the following formula (3),
in the above formula (3), Δ E represents an increased illumination brightness value of the street lamp itself; e 0 Representing a preset unit brightness value; l is 0 Representing a preset unit distance value; and increasing the illumination brightness of the street lamp by delta E.
8. The street lamp lighting control method based on the electric power big data as claimed in claim 6, characterized in that: in the step S4, if the power supply mode needs to be switched, determining at least one street lamp fixture body to which the power supply mode needs to be switched according to the historical power consumption state data of each street lamp itself includes: if the power supply mode of the street lamps in the outdoor lighting area needs to be switched, extracting the historical power utilization duration of each street lamp from the historical power utilization state data; and if the historical power utilization duration is greater than or equal to a preset time length threshold, determining the corresponding street lamp as the street lamp needing power supply mode switching.
9. The street lamp lighting control method based on the electric power big data as claimed in claim 8, characterized in that: in step S4, the switching of the power supply to the determined at least one street lamp specifically includes:
acquiring the real-time electric quantity value of the backup direct-current power supply correspondingly connected with the street lamp needing to be switched in the power supply mode; if the real-time electric quantity value is larger than or equal to a preset electric quantity threshold value, switching the street lamp which is determined to need to be switched in the power supply mode from the current commercial power supply mode to a backup direct-current power supply mode; if the real-time electric quantity value is smaller than a preset electric quantity threshold value, setting a corresponding power supply mode switching delay time period for the street lamp according to the charging rate of the backup direct-current power supply, and switching the street lamp from the current commercial power supply mode to the backup direct-current power supply mode after the power supply mode switching delay time period.
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| CN117835503A (en) * | 2024-03-05 | 2024-04-05 | 华能山东发电有限公司白杨河发电厂 | Distributed intelligent lighting system for thermal power plant |
| CN117835503B (en) * | 2024-03-05 | 2024-05-10 | 华能山东发电有限公司白杨河发电厂 | Distributed intelligent lighting system for thermal power plant |
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