CN112937352B - Operation monitoring management system of centralized charging station power supply system based on artificial intelligence - Google Patents
Operation monitoring management system of centralized charging station power supply system based on artificial intelligence Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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Abstract
The invention discloses an artificial intelligence-based operation monitoring management system of a centralized charging station power supply system, which comprises a charging station charging pile statistical marking module, a charging pile charging display parameter acquisition module, a charging pile automatic power-off detection module, a charging pile charging environment parameter acquisition module, a power supply database, a charging pile charging efficiency statistical module, a parameter processing analysis module, a management cloud platform and an online display terminal.
Description
Technical Field
The invention belongs to the technical field of charging station operation management, relates to a charging station power supply system operation management technology, and particularly relates to a centralized charging station power supply system operation monitoring management system based on artificial intelligence.
Background
Along with electric automobile's popularization, electric automobile charging station also appears in all kinds of public places gradually, because the mode that present charging station adopted unmanned on duty, charges by oneself mostly, when power supply trouble appears in the charging process again unmanned understanding simultaneously, can bring serious harm for electric automobile on the one hand, on the other hand can lead to the charging station can't continue to charge, the influence has the electric automobile of the demand of charging to charge, consequently, it is very necessary to monitor the management to the operation of the power supply system of charging station.
However, most of the existing power supply system operation monitoring and management means of the charging station only monitor charging parameters of charging piles in the charging station, such as charging voltage and charging current, the monitoring indexes are too single, and the influence of the charging environment and the charging efficiency of the charging piles in the charging process on the operation of the power supply system is not considered, for example, when the temperature of the charging environment is too high, a power supply line can be caused to be on fire; when the humidity of the charging environment is too high, short-circuit explosion of a power supply line can be caused; when the charge efficiency who fills electric pile is low excessively, can make and charge long extension, not only influence the life who fills electric pile, still influence the car owner's that charges simultaneously and experience and feel. These results in that the operation monitoring results of the charging station power supply system are one-sided and have low reliability, and cannot provide comprehensive and reliable management basis for the operation management of the power supply system, so that the management level of the operation monitoring management means of the current charging station power supply system is low, and the comprehensive operation management requirements on the charging station power supply system cannot be met.
Disclosure of Invention
In order to overcome the defects, the invention provides the operation monitoring and management system of the centralized charging station power supply system based on artificial intelligence, wherein the charging display data normal detection is carried out on each charging pile in the charging station, the charging pile with the display fault and the charging pile with the display normal are selected from the charging pile, the charging display parameter acquisition, the charging environment parameter acquisition and the charging efficiency statistics are further carried out on the selected charging pile with the display normal, the comprehensive charging quality coefficient corresponding to the normal charging pile is displayed through the statistics, and comprehensive and reliable management basis is provided for the subsequent power supply operation management corresponding to each charging pile with the display normal charging.
The purpose of the invention can be realized by the following technical scheme:
a centralized charging station power supply system operation monitoring management system based on artificial intelligence comprises a charging station charging pile statistic marking module, a charging pile charging display parameter acquisition module, a charging pile charging environment parameter acquisition module, a power supply database, a charging pile charging efficiency statistic module, a parameter processing analysis module, a management cloud platform and an online display terminal;
the charging station charging pile counting and marking module is used for counting the number of charging piles in the charging station, numbering the counted charging piles according to a preset sequence, and marking the counted charging piles as 1,2, a.
The charging display parameter acquisition module of the charging piles comprises a plurality of cameras which are respectively arranged on the charging piles and used for acquiring the display images of the charging display screens of the charging piles in the charging process and checking whether display data appear in the acquired display images of the charging display screens of the charging piles, if the display images of the charging display screens of certain charging piles do not appear, the charging display screens of the charging piles have display faults, the charging piles are marked as fault-displaying charging piles,recording and displaying a fault charging pile number at the moment, sending the fault charging pile number to an online display terminal, if a charging display screen of a certain charging pile displays display data, indicating that the charging display screen of the charging pile displays normally, recording the charging pile as displaying a normal charging pile, recording numbers corresponding to all the normally displayed charging piles at the moment, recording numbers corresponding to all the normally displayed charging piles as 1,2, a w (g w 1,g w 2,...,g w j,...,g w m)，g w j represents a numerical value corresponding to the j-th charging display parameter for displaying the normal charging pile, w represents a charging display parameter, w = f1, f2 respectively represents charging voltage and charging current, and the charging pile charging display parameter acquisition module sends a number corresponding to each displayed normal charging pile and a set of displaying normal charging pile charging display parameters to the parameter processing and analyzing module;
the charging pile charging environment parameter acquisition module comprises a plurality of charging environment parameter acquisition terminals for respectively acquiring charging environment parameters of the normally charging piles in the charging process and forming a charging environment parameter set P for displaying the charging environment parameters in the normally charging pile charging process r (p r 1,p r 2,...,p r j,...,p r m)，p r j represents a value corresponding to a charging environment parameter of the jth display normal charging pile in the charging process, r represents a charging environment parameter, r = e1, e2 and e3 respectively represent temperature, humidity and dust concentration, and the charging environment parameter collection module of the charging pile sends a charging environment parameter set for displaying the normal charging pile in the charging process to the parameter processing and analyzing module;
the charging efficiency statistical module of the charging pile is used for counting the average charging efficiency of each normally-displayed charging pile in a predefined time period, and the specific statistical method comprises the following steps:
s1, counting the charging times corresponding to each displayed normal charging pile in a predefined time period, recording the charging starting time point corresponding to each charging, numbering the charging times corresponding to each displayed normal charging pile according to the sequence of the charging starting time points, and sequentially marking the charging times as 1,2,. Once, k,. Once, and t;
s2, respectively obtaining charging current and charging duration corresponding to each time of charging of each normally charging pile, simultaneously obtaining discharging current and discharging to cutoff voltage time of each storage battery of the electric automobile corresponding to each time of charging of each normally charging pile, and forming a parameter set Q for each charging efficiency of each normally charging pile u j (q u j 1,q u j 2,...,q u j k,...,q u j t)，q u j k is a numerical value corresponding to the charging efficiency parameter of the jth charging showing the kth charging of the normal charging pile, u is a charging efficiency parameter, and u = x1, x2, x3 and x4 are respectively represented as charging current, charging time, storage battery discharging current and time for the storage battery to discharge to cutoff voltage;
s3, counting the charging efficiency of each normally displayed charging pile corresponding to each charging in a predefined time period according to each normally displayed charging pile charging efficiency parameter set;
s4, counting the average charging efficiency of each normally displayed charging pile in the predefined time period according to the charging efficiency corresponding to each time of charging of each normally displayed charging pile in the predefined time period, and sending the average charging efficiency to the parameter processing and analyzing module;
the power supply database is used for storing rated charging voltage and rated charging current corresponding to each charging pile, storing standard numerical value ranges corresponding to various charging environment parameters of the charging piles and storing standard charging efficiency corresponding to each charging pile;
the parameter processing and analyzing module receives the numbers which are sent by the charging pile charging display parameter acquisition module and correspond to the normally-charged piles and displays the normal charging pile charging display parameter set, extracts the rated charging voltage and the rated charging current which correspond to the normally-charged piles in the power supply database, and screens out the rated charging voltage and the rated charging current which correspond to the normally-charged piles from the rated charging voltage and the rated charging current which correspond to the normally-charged piles according to the received numbers which correspond to the normally-charged pilesAnd comparing the set of display parameters for displaying the charging of the normal charging piles with the rated charging voltage and rated charging current corresponding to each displayed normal charging pile to obtain a comparison set delta G for displaying the charging display parameters of the normal charging piles w (Δg w 1,Δg w 2,...,Δg w j,...,Δg w m), counting the charging danger coefficients corresponding to the displayed normal charging piles according to the displayed normal charging pile charging display parameter comparison set, and sending the charging danger coefficients to the management cloud platform;
the parameter processing and analyzing module receives a set which is sent by the charging pile charging environment parameter acquisition module and used for displaying the charging environment parameter set of the normal charging pile in the charging process, compares the set with a standard numerical range corresponding to various charging environment parameters of the charging pile in a power supply database, if a certain charging environment parameter which is displayed in the charging process of the normal charging pile is not in the standard numerical range corresponding to the charging environment parameter, the charging environment parameter is indicated to be abnormal, the times of the charging environment parameter which is displayed in the charging process of the normal charging pile are counted, the counted times of the charging environment parameter which is displayed in the charging process of the normal charging pile are numbered according to the time sequence of the abnormal times, the counted times are respectively marked as 1,2, a, z and the abnormal coefficient which is displayed in the charging environment parameter set of the normal charging pile and corresponds to the abnormal charging environment parameter set every time, and the charging pile is formed into a set which is used for displaying the abnormal coefficient set of the normal charging environment parameter set of the charging environment parameter
The abnormal coefficient corresponding to the abnormality appearing at the a-th time of the charging environment parameter of the j-th display normal charging pile in the charging process is represented as the charging environment parameter, the parameter processing and analyzing module counts the charging environment danger coefficient of each display normal charging pile in the charging process according to each display normal charging pile charging environment parameter abnormal coefficient set, and sends the charging environment danger coefficient to the management cloud platform;
the parameter processing and analyzing module receives the average charging efficiency of each displayed normal charging pile in a predefined time period, which is sent by the charging pile charging efficiency counting module, extracts the standard charging efficiency corresponding to each displayed normal charging pile from the power supply database according to the number corresponding to each displayed normal charging pile, compares the average charging efficiency of each displayed normal charging pile in the predefined time period with the standard charging efficiency corresponding to the charging pile, counts the charging efficiency quality coefficient corresponding to each displayed normal charging pile, and sends the charging efficiency quality coefficient to the management cloud platform;
the management cloud platform receives the charging danger coefficients corresponding to all the display normal charging piles, the charging environment danger coefficients of all the display normal charging piles in the charging process and the charging efficiency quality coefficients corresponding to all the display normal charging piles, which are sent by the parameter processing and analyzing module, so that the comprehensive charging quality coefficients corresponding to all the display normal charging piles are counted and sent to the online display terminal;
and the online display terminal receives the display fault charging pile number sent by the charging pile charging display parameter acquisition module, and receives comprehensive charging quality coefficients corresponding to the normally-charged piles and sent by the management cloud platform, and then displays the comprehensive charging quality coefficients.
More specifically, charging environment parameter acquisition terminal includes temperature sensor, humidity transducer and dust concentration sensor, and wherein temperature sensor is used for gathering each temperature of filling electric pile in the charging process, and humidity transducer is used for gathering each humidity of filling electric pile in the charging process, and dust concentration sensor is used for gathering each dust concentration of filling electric pile in the charging process.
More specifically, the calculation formula for each charging efficiency showing the charging efficiency of the normal charging pile in each charging in the predefined time period is
In the formula eta j k represents the charging efficiency of the jth display normal charging pile corresponding to the kth charging in the predefined time period, q x1 j k、q x2 j k、q x3 j k、q x4 j k is respectively expressed as the charging corresponding to the kth charging in the predefined time period of the jth display normal charging pileElectric current, charging duration, battery discharging current, and time for the battery to discharge to cutoff voltage.
More specifically, the calculation formula for each display normal charging pile for the average charging efficiency in the predefined time period is
In the formula
The j-th display shows the average charging efficiency of the normal charging pile in a predefined time period.
More specifically, the calculation formula of the charging risk coefficients corresponding to the normal charging piles is shown as
λ j The j th charge risk coefficient, deltag, corresponding to the normal charging pile is displayed f1 j、Δg f2 j is respectively represented as the comparative difference value g 'between the charging voltage and the charging current of the jth display normal charging pile and the rated charging voltage and the rated charging current of the display normal charging pile' f1 j、g′ f2 j is respectively expressed as the jth rated charging voltage and the rated charging current for displaying the normal charging pile.
More specifically, the calculation formula of the abnormal coefficient corresponding to each abnormal charging environment parameter during the charging process of each normally charged pile is shown as
In the formula p r ja represents a j-th numerical value which shows that the charging environment parameter of the normal charging pile is abnormal for the a-th time in the charging process, and p r is on 、p r is below Respectively expressed as a standard upper limit value and a standard lower limit value in a standard numerical range corresponding to the charging environment parameter.
More specifically, the calculation formula of the charging environment risk coefficients of the normal charging piles in the charging process is shown as
In the formula sigma j The j is expressed to display the charging environment danger coefficient of the charging pile in the charging process,
and the abnormal coefficients corresponding to the abnormality of the jth display normal charging pile at the temperature, the humidity and the dust concentration in the charging process at the a-th time are respectively expressed.
More specifically, the calculation formula of the charging efficiency quality coefficients corresponding to the normal charging piles is shown as
Middle X type j Is represented as j' j And displaying the standard charging efficiency corresponding to the normal charging pile for the jth display.
More specifically, the calculation formula of the comprehensive charging quality coefficient corresponding to each display normal charging pile is
Xi in the formula j And the j-th comprehensive charging quality coefficient corresponding to the normal charging pile is displayed.
More specifically, still including filling electric pile auto-power-off detection module, this module includes a plurality of current tester, it installs respectively and fills the first position department that charges that electric pile corresponds, be used for after each fills electric pile and charges, detect the current value that each fills electric pile corresponds the head that charges, and judge whether the current value that detects is zero, if some fills electric pile and corresponds the current value that charges the head and is not zero, indicate that this fills electric pile does not auto-power-off, should fill electric pile and mark into to fill electric pile not auto-power-off, the number that the electric pile corresponds is filled in the statistics not auto-power-off this moment, and send it to online display terminal.
The invention has the following beneficial effects:
(1) According to the charging method and the charging system, charging display data normal detection is carried out on each charging pile in the charging station, the charging pile with the display fault and the charging pile with the display normal are screened out, the number corresponding to the screened charging pile with the display fault is displayed on the online display terminal, a backstage maintenance manager can know the number in time conveniently, the processing timeliness is improved for fault processing of the charging pile with the display fault in the later period, the time for the charging pile with the display fault to recover to the normal state is shortened, and the influence on normal use of the charging pile caused by long-time fault display unprocessed is avoided.
(2) According to the invention, the screened normal charging piles are respectively subjected to charging display parameter acquisition, charging environment parameter acquisition and charging efficiency statistics, so that charging danger coefficients, charging environment danger coefficients and charging efficiency quality coefficients corresponding to the normal charging piles are respectively counted and displayed, and the comprehensive charging quality coefficients corresponding to the normal charging piles are calculated and displayed by combining the coefficients, so that comprehensive operation monitoring management of the charging station power supply system is realized, the range of operation monitoring indexes of the charging station power supply system is greatly expanded, the reliability of monitoring results is improved, the defects of single monitoring index, one-sided monitoring result and low reliability of the existing operation monitoring management means of the charging station power supply system are fully overcome, the counted comprehensive charging quality coefficient provides a comprehensive and reliable management basis for the subsequent normal corresponding power supply operation management of each displayed charging pile, the management level is effectively improved, and the charging experience of a charging owner is also enhanced.
(3) According to the invention, through arranging the charging pile automatic power-off detection module, the charging pile after charging is automatically powered off and detected, and the serial number corresponding to the charging pile which is not automatically powered off is selected from the serial number, so that the serial number is displayed on the online display terminal, a background maintenance manager can conveniently know the serial number in time, and can conveniently perform targeted power-off management, thereby avoiding the damage to the storage battery of the electric automobile caused by long-time non-automatic power-off, ensuring the safety of the storage battery in the charging process and prolonging the service life of the storage battery.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be obtained on the basis of the following drawings without inventive effort.
Fig. 1 is a schematic diagram of the module connection of the present 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a centralized charging station power supply system operation monitoring management system based on artificial intelligence, including charging station charging pile statistics mark module, fill electric pile charging display parameter acquisition module, fill electric pile automatic power off detection module, fill electric pile charging environment parameter acquisition module, the power supply database, fill electric pile charging efficiency statistics module, parameter processing analysis module, management cloud platform and online display terminal, wherein charging station charging pile statistics mark module is connected with filling electric pile charging display parameter acquisition module and filling electric pile automatic power off detection module respectively, fill electric pile charging display parameter acquisition module, fill electric pile charging environment parameter acquisition module and fill electric pile charging efficiency statistics module and all be connected with parameter processing analysis module, parameter processing analysis module is connected with management cloud platform, fill electric pile charging display parameter acquisition module, fill electric pile automatic power off detection module and management cloud platform and all be connected with online display terminal.
The charging station charging pile counting and marking module is used for counting the number of charging piles in the charging station, numbering the counted charging piles according to a preset sequence, and marking the counted charging piles as 1,2, a.
Fill electric pile and charge display parameter acquisition module and include a plurality of cameras, it installs respectively on each fills electric pile for gather each and fill electric pile display image that charges in the charging process, and look over whether display data appears in the display image that charges of each fill electric pile that follows the collection, if certain fill electric pile fillIf the display data of the charging display screen of a certain charging pile appears, it is indicated that the charging display screen of the charging pile has a display fault, the charging pile is recorded as a charging pile with the display fault, the number of the charging pile with the display fault is recorded and displayed at the moment, and the charging pile is sent to an online display terminal, if the display data of the charging display screen of the certain charging pile appears, it is indicated that the charging display screen of the charging pile displays normally, the charging pile is recorded as a charging pile with the display normal, the number corresponding to each charging pile with the display normal is recorded at the moment, the number corresponding to each charging pile with the display normal can be recorded as 1,2, a w (g w 1,g w 2,...,g w j,...,g w m)，g w j represents a value corresponding to the j-th charging display parameter for displaying the normal charging pile, w represents a charging display parameter, w = f1, f2 represents charging voltage and charging current respectively, and the charging pile charging display parameter acquisition module sends a number corresponding to each normally-displayed charging pile and a charging display parameter set for displaying the normal charging pile to the parameter processing and analyzing module.
This embodiment is through filling each electric pile in the charging station and carrying out the normal detection of display data that charges, from it selects the demonstration trouble and fills electric pile and show normally to fill electric pile, and then the demonstration trouble that will select fills electric pile corresponding serial number and shows on online display terminal, the backstage maintenance managers of being convenient for in time know, carry out fault handling to the demonstration trouble and fill electric pile for the later stage and improve the timeliness of handling, and then accelerated the demonstration trouble and filled electric pile and recovered normal time, avoid long-time demonstration trouble unprocessed normal use that leads to the influence to fill electric pile, the demonstration normal charging pile who selects simultaneously is for charging at the back and shows parameter acquisition, charging environment parameter acquisition and charging efficiency statistics provide the foreshadowing.
Fill electric pile auto-power-off detection module and include a plurality of current tester, it installs respectively and fills the first position department that charges that electric pile corresponds, be used for after each fills electric pile and charges, detect the current value that each fills electric pile corresponds the head that charges, and judge whether the current value that detects is zero, if certain electric pile corresponds the current value that charges the head and is not zero, indicate that should fill electric pile not auto-power-off, should fill electric pile and mark as not auto-power-off and fill electric pile, the number that the electric pile corresponds is filled in the statistics of not auto-power-off this moment, and send it to online display terminal.
This embodiment fills electric pile automatic power off detection module through the setting, carry out the auto-power off detection to the electric pile that fills after charging, and select the serial number that the electric pile corresponds not automatic power off from it, and then show it on online display terminal, the backstage maintenance managers of being convenient for in time know, make things convenient for it to carry out the pertinence outage management, avoid the long-time not injury that the auto-power off caused to the electric automobile battery, the security of battery in charging process has been ensured, battery life has been improved.
Fill electric pile charging environment parameter acquisition module includes a plurality of charging environment parameter acquisition terminals for respectively gather and respectively show that normally fill the electric pile in the charging process's charging environment parameter, charging environment parameter acquisition terminal includes temperature sensor, humidity transducer and dust concentration sensor, and wherein temperature sensor is used for gathering the temperature of respectively filling electric pile in the charging process, and humidity transducer is used for gathering the humidity of respectively filling electric pile in the charging process, and dust concentration sensor is used for gathering the dust concentration of respectively filling electric pile in the charging process, and with its constitution show normally fill electric pile charging process charging environment parameter set P r (p r 1,p r 2,...,p r j,...,p r m)，p r j represents the j-th numerical value corresponding to the charging environment parameter showing that the normal charging pile is in the charging process, r represents the charging environment parameter, r = e1, e2 and e3 respectively represent the temperature, the humidity and the dust concentration, and the charging pile charging environment parameter acquisition module sends the charging environment parameter set showing that the normal charging pile is in the charging process to the parameter processing and analyzing module.
The charging efficiency statistical module of the charging pile is used for counting the average charging efficiency of each normally-displayed charging pile in a predefined time period, and the specific statistical method comprises the following steps:
s1, counting the charging times corresponding to each displayed normal charging pile in a predefined time period, recording the charging starting time point corresponding to each charging, numbering the charging times corresponding to each displayed normal charging pile according to the sequence of the charging starting time points, and sequentially marking the charging times as 1,2,. Once, k,. Once, and t;
s2, respectively obtaining charging current and charging duration corresponding to each charging of each display normal charging pile, simultaneously obtaining discharging current and discharging to cut-off voltage time of each display normal charging pile for charging a corresponding storage battery of the electric automobile each time, and forming a parameter set Q for displaying charging efficiency of each display normal charging pile u j (q u j 1,q u j 2,...,q u j k,...,q u j t)，q u j k is a numerical value corresponding to a charging efficiency parameter which shows the kth charging of the normal charging pile, u is a charging efficiency parameter, and u = x1, x2, x3 and x4 are respectively a charging current, a charging time, a storage battery discharging current and a time for the storage battery to discharge to a cut-off voltage;
s3, counting the charging efficiency corresponding to each charging of each normally displayed charging pile in a predefined time period according to each normally displayed charging pile charging efficiency parameter set
In the formula eta j k represents the charging efficiency of the jth display normal charging pile corresponding to the kth charging in the predefined time period, q x1 j k、q x2 j k、q x3 j k、q x4 j k is respectively expressed as the charging current, the charging time, the discharging current of the storage battery and the time from the discharge of the storage battery to the cut-off voltage of the jth display normal charging pile in the predefined time period;
s4, counting the average charging efficiency of each normally-displayed charging pile in the predefined time period according to the charging efficiency corresponding to each charging of each normally-displayed charging pile in the predefined time period
In the formula
And the j-th display shows the average charging efficiency of the normal charging pile in a predefined time period, and sends the average charging efficiency to the parameter processing and analyzing module.
The power supply database is used for storing the rated charging voltage and the rated charging current corresponding to each charging pile, storing the standard numerical value range corresponding to various charging environment parameters of the charging pile and storing the standard charging efficiency corresponding to each charging pile.
The parameter processing and analyzing module receives the numbers which are sent by the charging pile charging display parameter acquisition module and correspond to the normally-displayed charging piles and displays a normal charging pile charging display parameter set, extracts the rated charging voltage and the rated charging current which correspond to the charging piles in the power supply database, screens out the rated charging voltage and the rated charging current which correspond to the normally-displayed charging piles from the rated charging voltage and the rated charging current which correspond to the charging piles according to the received numbers which correspond to the normally-displayed charging piles, compares the rated charging voltage and the rated charging current which correspond to the normally-displayed charging pile charging display parameter set and the normally-displayed charging piles, and obtains a normal charging pile charging display parameter comparison set delta G w (Δg w 1,Δg w 2,...,Δg w j,...,Δg w m) to count the charging danger coefficients corresponding to the normally charging piles according to the comparison set of the charging display parameters of the normally charging piles
λ j The j th charge risk coefficient, deltag, corresponding to the normal charging pile is displayed f1 j、Δg f2 j is respectively represented as the comparative difference value g 'between the charging voltage and the charging current of the jth display normal charging pile and the rated charging voltage and the rated charging current of the display normal charging pile' f1 j、g′ f2 j is respectively expressed as the jth rated charging voltage and the rated charging current for displaying the normal charging pile and sends the rated charging voltage and the rated charging current to the management cloud platform.
The parameter processing and analyzing module receives a set of charging environment parameters which are sent by the charging pile charging environment parameter acquisition module and used for displaying the charging process of the normal charging pile, compares the set of charging environment parameters with a standard numerical range corresponding to various charging environment parameters of the charging pile in a power supply database, indicates that the charging environment parameters are abnormal if a certain charging environment parameter which is displayed in the charging process of the normal charging pile is not in the standard numerical range corresponding to the charging environment parameter, counts the times of the charging environment parameters which are displayed in the charging process of the normal charging pile, and numbers the counted times of the charging environment parameters which are displayed in the charging process of the normal charging pile according to the time sequence of the abnormality, wherein the counted times are respectively marked as 1,2, a, z and simultaneously analyzes the abnormal coefficient which is displayed and corresponds to the charging environment parameter of the normal charging pile in the charging process each time
In the formula p r ja represents a j-th numerical value which shows that the charging environment parameter of the normal charging pile is abnormal for the a-th time in the charging process, and p r is on 、p r is below Respectively representing the standard upper limit value and the standard lower limit value in the standard value range corresponding to the charging environment parameters, and forming abnormal coefficients corresponding to the charging environment parameters of each normally displayed charging pile in each abnormal occurrence in the charging process into abnormal coefficient sets of the charging environment parameters of each normally displayed charging pile
The abnormal coefficient is represented as the abnormal coefficient corresponding to the abnormality appearing at the a-th time of the charging environment parameter of the jth normally charging pile in the charging process, r is represented as the charging environment parameter, and the parameter processing and analyzing module counts the charging environment danger coefficient of each normally charging pile in the charging process according to each abnormal coefficient set for displaying the charging environment parameter of the normally charging pile
In the formula sigma j The j display charging pile is shown in the charging processThe danger coefficient of the charging environment in (1),
and respectively displaying abnormal coefficients corresponding to the temperature, humidity and dust concentration abnormality of the normal charging pile in the charging process for the jth time, and sending the abnormal coefficients to the management cloud platform.
The parameter processing and analyzing module receives the average charging efficiency of each normally-displayed charging pile in a predefined time period sent by the charging pile charging efficiency counting module, extracts the standard charging efficiency corresponding to each normally-displayed charging pile from the power supply database according to the number corresponding to each normally-displayed charging pile, compares the average charging efficiency of each normally-displayed charging pile in the predefined time period with the standard charging efficiency corresponding to the charging pile, and counts the charging efficiency quality coefficient corresponding to each normally-displayed charging pile
Middle X type j Is represented as the j ' th charging efficiency quality coefficient, eta ' corresponding to the display normal charging pile ' j And displaying the standard charging efficiency corresponding to the normal charging pile for the jth display, and sending the standard charging efficiency to the management cloud platform.
The management cloud platform receives the charging danger coefficients corresponding to the normally-charged piles, the charging environment danger coefficients corresponding to the normally-charged piles and the charging efficiency quality coefficients corresponding to the normally-charged piles, which are sent by the parameter processing and analyzing module, and counts comprehensive charging quality coefficients corresponding to the normally-charged piles
Xi in the formula j And displaying the comprehensive charging quality coefficient corresponding to the normal charging pile for the jth charging pile, and sending the comprehensive charging quality coefficient to the online display terminal.
According to the charging management method, the selected normal charging pile is respectively subjected to charging display parameter acquisition, charging environment parameter acquisition and charging efficiency statistics, so that charging danger coefficients corresponding to the normal charging pile, charging environment danger coefficients and charging efficiency quality coefficients are respectively counted and displayed, and therefore comprehensive charging quality coefficients corresponding to the normal charging pile are calculated and displayed by combining the coefficients, comprehensive operation monitoring management of a charging station power supply system is realized, the range of operation monitoring indexes of the charging station power supply system is greatly expanded, the reliability of monitoring results is improved, the defects of single monitoring index, one-sided monitoring result and insufficient reliability existing in the conventional charging station power supply system operation monitoring management means are fully overcome, the counted comprehensive charging quality coefficient is not high, comprehensive and reliable management basis is provided for each piece of power supply operation management corresponding to the normally charging pile, the management level is effectively improved, and meanwhile, the charging experience of a charging owner is also enhanced.
The online display terminal receives a display fault charging pile number sent by the charging pile charging display parameter acquisition module, receives a number corresponding to a non-automatic power-off charging pile sent by the charging pile automatic power-off detection module, and receives comprehensive charging quality coefficients corresponding to various display normal charging piles sent by the management cloud platform, so that the comprehensive charging quality coefficients are displayed.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (10)
1. The utility model provides a centralized charging station power supply system operation monitoring management system based on artificial intelligence which characterized in that: the charging station charging pile statistical marking system comprises a charging station charging pile statistical marking module, a charging pile charging display parameter acquisition module, a charging pile charging environment parameter acquisition module, a power supply database, a charging pile charging efficiency statistical module, a parameter processing and analyzing module, a management cloud platform and an online display terminal;
the charging station charging pile counting and marking module is used for counting the number of charging piles in the charging station, numbering the counted charging piles according to a preset sequence, and marking the counted charging piles as 1,2, a.
The charging pile charging display parameter acquisition module comprises a plurality of cameras which are respectively installed on each charging pile and used for acquiring a charging display screen display image of each charging pile in the charging process, checking whether display data appear in the acquired charging display screen display image of each charging pile, if the display data do not appear in the charging display screen display image of a certain charging pile, indicating that the charging display screen of the charging pile has a display fault, marking the charging pile as a charging pile with a display fault, recording and displaying the serial number of the charging pile with the display fault at the moment, sending the serial number to an online display terminal, if the display data appear in the charging display screen display image of a certain charging pile, indicating that the charging display screen display of the charging pile is normal, marking the charging pile as a charging pile with a normal display, recording the serial numbers corresponding to the normal display of each charging pile at the moment, marking the serial numbers corresponding to the normal display pile as 1,2, j, m, and further extracting charging voltage and charging current from the charging display screen display image corresponding to the normal charging pile, so as to form a display parameter set G for displaying a normal charging parameter set G w (g w 1,g w 2,...,g w j,...,g w m)，g w j represents a numerical value corresponding to the j-th charging display parameter for displaying the normal charging pile, w represents a charging display parameter, w = f1, f2 respectively represents charging voltage and charging current, and the charging pile charging display parameter acquisition module sends a number corresponding to each displayed normal charging pile and a set of displaying normal charging pile charging display parameters to the parameter processing and analyzing module;
the charging pile charging environment parameter acquisition module comprises a plurality of charging environment parameter acquisition terminals for respectively acquiring charging environment parameters of the normally charging piles in the charging process and forming a charging environment parameter set P for displaying the charging environment parameters in the normally charging pile charging process r (p r 1,p r 2,...,p r j,...,p r m)，p r j represents the value corresponding to the charging environment parameter of the jth display normal charging pile in the charging process, and r represents the charging environment parameterR = e1, e2 and e3 which are respectively expressed as temperature, humidity and dust concentration, and the charging environment parameter collection module of the charging pile sends a charging environment parameter set for displaying the charging process of the normal charging pile to the parameter processing and analyzing module;
the charging efficiency statistical module of the charging pile is used for counting the average charging efficiency of each normally-displayed charging pile in a predefined time period, and the specific statistical method comprises the following steps:
s1, counting the charging times corresponding to each displayed normal charging pile in a predefined time period, recording a charging starting time point corresponding to each charging, numbering the charging times corresponding to each displayed normal charging pile according to the sequence of the charging starting time points, and marking the charging times as 1,2, a.
S2, respectively obtaining charging current and charging duration corresponding to each time of charging of each display normal charging pile, simultaneously obtaining discharging current and discharging to cut-off voltage time of each display normal charging pile corresponding to each time of charging of the storage battery of the electric automobile, and forming a parameter set Q for each display normal charging pile to show charging efficiency u j (q u j 1,q u j 2,...,q u j k,...,q u j t)，q u j k is a numerical value corresponding to the charging efficiency parameter of the jth charging showing the kth charging of the normal charging pile, u is a charging efficiency parameter, and u = x1, x2, x3 and x4 are respectively represented as charging current, charging time, storage battery discharging current and time for the storage battery to discharge to cutoff voltage;
s3, counting the charging efficiency of each normally displayed charging pile corresponding to each charging in a predefined time period according to each normally displayed charging pile charging efficiency parameter set;
s4, counting the average charging efficiency of each normally displayed charging pile in the predefined time period according to the charging efficiency corresponding to each time of charging of each normally displayed charging pile in the predefined time period, and sending the average charging efficiency to the parameter processing and analyzing module;
the power supply database is used for storing rated charging voltage and rated charging current corresponding to each charging pile, storing standard numerical value ranges corresponding to various charging environment parameters of the charging piles and storing standard charging efficiency corresponding to each charging pile;
the parameter processing and analyzing module receives the numbers which are sent by the charging pile charging display parameter acquisition module and correspond to the normally-displayed charging piles and displays a normal charging pile charging display parameter set, extracts the rated charging voltage and the rated charging current which correspond to the charging piles in the power supply database, screens out the rated charging voltage and the rated charging current which correspond to the normally-displayed charging piles from the rated charging voltage and the rated charging current which correspond to the charging piles according to the received numbers which correspond to the normally-displayed charging piles, compares the rated charging voltage and the rated charging current which correspond to the normally-displayed charging pile charging display parameter set and the normally-displayed charging piles, and obtains a normal charging pile charging display parameter comparison set delta G w (Δg w 1,Δg w 2,...,Δg w j,...,Δg w m), counting the charging danger coefficients corresponding to the displayed normal charging piles according to the displayed normal charging pile charging display parameter comparison set, and sending the charging danger coefficients to the management cloud platform;
the parameter processing and analyzing module receives a set which is sent by the charging pile charging environment parameter acquisition module and used for displaying the charging environment parameter set of the normal charging pile in the charging process, compares the set with a standard numerical range corresponding to various charging environment parameters of the charging pile in a power supply database, if a certain charging environment parameter which is displayed in the charging process of the normal charging pile is not in the standard numerical range corresponding to the charging environment parameter, the charging environment parameter is indicated to be abnormal, the times of the charging environment parameter which is displayed in the charging process of the normal charging pile are counted, the counted times of the charging environment parameter which is displayed in the charging process of the normal charging pile are numbered according to the time sequence of the abnormal times, the counted times are respectively marked as 1,2, a, z and the abnormal coefficient which is displayed in the charging environment parameter set of the normal charging pile and corresponds to the abnormal charging environment parameter set every time, and the charging pile is formed into a set which is used for displaying the abnormal coefficient set of the normal charging environment parameter set of the charging environment parameter
The abnormal coefficient is represented as an abnormal coefficient corresponding to the abnormality appearing at the a-th time of the charging environment parameter of the jth normally-displayed charging pile in the charging process, r is represented as the charging environment parameter, and the parameter processing and analyzing module counts the charging environment danger coefficient of each normally-displayed charging pile in the charging process according to the abnormal coefficient set of the charging environment parameter of each normally-displayed charging pile and sends the charging environment danger coefficient to the management cloud platform;
the parameter processing and analyzing module receives the average charging efficiency of each normally displayed charging pile in a predefined time period, which is sent by the charging pile charging efficiency counting module, extracts the standard charging efficiency corresponding to each normally displayed charging pile from the power supply database according to the number corresponding to each normally displayed charging pile, compares the average charging efficiency of each normally displayed charging pile in the predefined time period with the standard charging efficiency corresponding to the charging pile, counts the charging efficiency quality coefficient corresponding to each normally displayed charging pile and sends the charging efficiency quality coefficient to the management cloud platform;
the management cloud platform receives the charging danger coefficients corresponding to all the displayed normal charging piles, the charging environment danger coefficients of all the displayed normal charging piles in the charging process and the charging efficiency quality coefficients corresponding to all the displayed normal charging piles, which are sent by the parameter processing and analyzing module, so as to count comprehensive charging quality coefficients corresponding to all the displayed normal charging piles, and send the comprehensive charging quality coefficients to the online display terminal;
and the online display terminal receives the display fault charging pile number sent by the charging pile charging display parameter acquisition module, and receives comprehensive charging quality coefficients corresponding to the normally charging piles and sent by the management cloud platform, and then displays the comprehensive charging quality coefficients.
2. The system of claim 1, wherein the system comprises: the charging environment parameter acquisition terminal comprises a temperature sensor, a humidity sensor and a dust concentration sensor, wherein the temperature sensor is used for acquiring the temperature of each charging pile in the charging process, the humidity sensor is used for acquiring the humidity of each charging pile in the charging process, and the dust concentration sensor is used for acquiring the dust concentration of each charging pile in the charging process.
3. The system of claim 1, wherein the system comprises: each calculation formula for displaying the charging efficiency corresponding to each charging of the normal charging pile in the predefined time period is
In the formula eta j k represents the charging efficiency of the jth display normal charging pile corresponding to the kth charging in the predefined time period, q x1 j k、q x2 j k、q x3 j k、q x4 j And k is respectively expressed as the charging current, the charging time length, the discharging current of the storage battery and the time from the discharge of the storage battery to the cut-off voltage of the jth display normal charging pile in the predefined time period.
4. The system of claim 1, wherein the system comprises: the calculation formula for displaying the average charging efficiency of the normal charging pile in the predefined time period is
In the formula
The j-th display shows the average charging efficiency of the normal charging pile in a predefined time period.
5. The artificial intelligence based centralized charging station power supply system operation of claim 1Monitoring management system, its characterized in that: the calculation formula of the charging danger coefficients corresponding to the normally charged piles is shown as
λ j The j th charge risk coefficient, deltag, corresponding to the normal charging pile is displayed f1 j、Δg f2 j is respectively represented as the comparative difference value g 'between the charging voltage and the charging current of the jth display normal charging pile and the rated charging voltage and the rated charging current of the display normal charging pile' f1 j、g′ f2 j is respectively expressed as the jth rated charging voltage and the rated charging current for displaying the normal charging pile.
6. The system of claim 1, wherein the system comprises: the calculation formula of each abnormal coefficient which shows that each charging environment parameter of the normal charging pile is abnormal every time in the charging process is as follows
In the formula p r ja represents a j-th numerical value which shows that the charging environment parameter of the normal charging pile is abnormal for the a-th time in the charging process, and p r is on 、p r is below Respectively expressed as a standard upper limit value and a standard lower limit value in a standard numerical range corresponding to the charging environment parameter.
7. The system of claim 1, wherein the system comprises: each calculation formula for displaying the charging environment risk coefficient of the normal charging pile in the charging process is as follows
In the formula sigma j The j-th charging environment danger coefficient of the charging pile in the charging process is displayed,
and the abnormal coefficients corresponding to the abnormality of the jth display normal charging pile at the temperature, the humidity and the dust concentration in the charging process at the a-th time are respectively expressed.
8. The system of claim 1, wherein the system comprises: the calculation formula of the charging efficiency quality coefficient corresponding to each display normal charging pile is
Middle chi type j Is represented as the j ' th charging efficiency quality coefficient, eta ' corresponding to the display normal charging pile ' j And displaying the standard charging efficiency corresponding to the normal charging pile for the jth display.
9. The system of claim 1, wherein the system comprises: the calculation formula of the comprehensive charging quality coefficient corresponding to each display normal charging pile is
Xi in the formula j And the j-th comprehensive charging quality coefficient corresponding to the normal charging pile is displayed.
10. The system of claim 1, wherein the system comprises: still including filling electric pile auto-power-off detection module, this module includes a plurality of current tester, it installs respectively and fills the first position department that charges that electric pile corresponds, be used for after each fills electric pile charging, detect the current value that each fills electric pile corresponds the head that charges, and judge whether the current value that detects is zero, if some fills electric pile and corresponds the current value that charges the head and be nonzero, it does not automatically cut off the power supply to show this electric pile of should filling, this electric pile of should filling is marked as the electric pile that does not automatically cut off the power supply, the number that electric pile corresponds is filled in the automatic power supply that does not make statistics of this moment, and send it to online display terminal.
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