CN112572219A - Charging process safety protection method and system based on SAAS mode and storage medium - Google Patents

Charging process safety protection method and system based on SAAS mode and storage medium Download PDF

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Publication number
CN112572219A
CN112572219A CN202011448786.5A CN202011448786A CN112572219A CN 112572219 A CN112572219 A CN 112572219A CN 202011448786 A CN202011448786 A CN 202011448786A CN 112572219 A CN112572219 A CN 112572219A
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charging
information
pile
vehicle
alarm
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CN112572219B (en
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丘文赞
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Guangdong Jintian Technology Co ltd
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Guangdong Jintian Technology Co ltd
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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
    • 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
    • B60L53/10—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 characterised by the energy transfer between the charging station and the vehicle
    • B60L53/14—Conductive energy transfer
    • 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
    • B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
    • 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
    • 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
    • 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
    • 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
    • Y02T90/14—Plug-in electric vehicles

Abstract

The invention discloses a charging process safety protection method, a system and a storage medium based on an SAAS mode, wherein the method comprises the steps of monitoring charging track information of a charging vehicle in real time, and acquiring a charging end condition and a charging pile alarm condition based on a large amount of charging track information and alarm information corresponding to a charging track; configuring a charging end condition and a charging pile alarm condition in a charging pile; when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging end condition, initiating a charging end request, and stopping charging the charging vehicle by the charging pile; and when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging pile alarm condition, sending abnormal alarm information. The invention can send out correct charging early warning or charging end request, can effectively prevent safety accidents, avoids the phenomena of charging vehicle ignition and overshoot in time, can protect the charging pile and prolong the service life of the charging pile.

Description

Charging process safety protection method and system based on SAAS mode and storage medium
Technical Field
The invention relates to the technical field of charging piles, in particular to a charging process safety protection method and system based on an SAAS mode and a storage medium.
Background
At present, in the daily charging process, a plurality of charging states of a charging platform are judged by sending a bottom layer protocol to a platform server according to a charging pile, and the platform server analyzes the bottom layer protocol to determine whether to perform charging early warning or end charging. The charging early warning or charging end condition is required to be continuously adjusted according to different operations, so that whether charging early warning or charging end is performed or not is determined by analyzing a bottom layer protocol in the actual charging process, and a request for initiating charging early warning or charging end by mistake may be caused.
Disclosure of Invention
In view of the above technical problems, an object of the present invention is to provide a charging process safety protection method and system based on SAAS mode, and a storage medium, which solve the problem that in an actual charging process, whether to perform charging pre-warning or charging end is determined by analyzing a bottom layer protocol alone, which may result in a wrong initiation of a charging pre-warning or charging end request.
The invention adopts the following technical scheme:
the charging process safety protection method based on the SAAS mode comprises the following steps:
when a charging request is received, starting a charging pile to charge a charging vehicle;
monitoring charging track information of a charging vehicle in real time, wherein the charging track information comprises charging vehicle BMS information and charging pile charging state information;
acquiring a charging end condition and a charging pile alarm condition based on a large amount of charging track information and alarm information corresponding to the charging track;
configuring a charging end condition and a charging pile alarm condition in a charging pile;
when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging end condition, initiating a charging end request, and stopping charging the charging vehicle by the charging pile;
and when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging pile alarm condition, sending abnormal alarm information.
Further, the step of acquiring the charging end condition and the charging pile alarm condition based on the large amount of charging track information specifically includes:
monitoring a charging track of a charging vehicle which is charged in a charging station within preset time and alarm information corresponding to the charging track in real time;
establishing a MongoDB database containing the charging track and the alarm information; and carrying out data storage and classification on the MongoDB database, carrying out data query, analysis and statistics by using an index mechanism, and formulating a charging end condition and a charging pile alarm condition according to results of the data query, the analysis and the statistics.
Further, the BMS information includes one or more of the following information:
battery cell temperature, SOC state of charge, battery output current, battery output voltage, battery demand current, and battery demand voltage.
Further, the alarm information includes one or more of the following information: and distinguishing alternating current pile alarm information, module fault alarm, over-temperature alarm of a charging gun and insulation fault alarm information.
Further, the charging end condition and the charging pile alarm condition include:
the end-of-charge conditions include one or more of the following conditions: above SOC state of charge set threshold, above BMS battery set shutdown temperature threshold, above set crime prevention current, above set crime prevention voltage, pile or gun set temperature threshold, module failure and no current.
The charging pile alarm conditions comprise one or more of the following conditions: greater than the BMS battery set alarm temperature threshold, module failure, and no current.
Further, the method also comprises the following steps:
after the charging of the charging vehicle by the charging pile is stopped, recording the charging pile, the charging end condition and the vehicle type of the charging vehicle corresponding to the charging stopping event, and recording the charging end condition as the charging stopping reason corresponding to the charging stopping event;
and classifying charging stop reasons corresponding to all charging stop events within a set time, and screening abnormal charging piles and charging vehicle types according to the types of the charging stop reasons and the frequency of the charging stop events of the charging piles and the charging vehicles.
The charging process safety protection system based on the SAAS mode comprises:
the charging starting unit is used for starting the charging pile to charge the charging vehicle when receiving the charging request;
the charging monitoring unit is used for monitoring charging track information of the charging vehicle in real time, and the charging track information comprises charging vehicle BMS information and charging pile charging state information;
a charging end and alarm condition acquisition unit for acquiring a charging end condition and a charging pile alarm condition based on a large amount of charging track information;
the charging configuration unit is used for configuring charging end conditions and charging pile alarm conditions in the charging pile;
the charging end unit is used for initiating a charging end request and stopping the charging of the charging pile for the charging vehicle when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging end condition; and the charging alarm unit is used for sending abnormal alarm information when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging pile alarm condition.
Further, the charging end and alarm condition obtaining unit is specifically configured to monitor, in real time, a charging trajectory of a charging vehicle that is charged in a charging station within a preset time, where the charging state information of the charging pile at least includes charging pile alarm information; establishing a MongoDB database containing the charging track and the alarm information; and carrying out data storage and classification on the MongoDB database, carrying out data query, analysis and statistics by using an index mechanism, and formulating a charging end condition and a charging pile alarm condition according to results of the data query, the analysis and the statistics.
Further, the method also comprises the following steps:
the charging stopping event recording unit is used for recording the charging pile, the charging ending condition and the vehicle type of the charging vehicle corresponding to the charging stopping event after the charging pile is stopped to charge the charging vehicle, and recording the charging ending condition as the charging stopping reason corresponding to the charging stopping event;
and the abnormity screening unit is used for classifying charging stop reasons corresponding to all charging stop events within a set time, and screening abnormal charging piles and charging vehicle types according to the types of the charging stop reasons and the frequency of the charging stop events of the charging piles and the charging vehicles.
A computer storage medium having a computer program stored thereon, which, when executed by a processor, implements the SAAS mode-based charging process security method.
Compared with the prior art, the invention has the beneficial effects that:
the charging method comprises the steps of monitoring the whole charging process of a charging vehicle, and acquiring a charging end condition and a charging pile alarm condition based on a large amount of charging track information; configuring a charging end condition and a charging pile alarm condition in a charging pile, and initiating a charging end request to stop charging the charging pile to the charging vehicle when charging vehicle BMS information or charging state information of the charging pile meets the charging end condition; when charging vehicle BMS information or fill electric pile state of charge information and satisfy and fill electric pile alarm condition, send unusual alarm information, can launch the exact early warning of charging or the end request that charges, can effectively prevent the incident emergence, avoid causing the loss, in time avoid charging vehicle to charge and catch fire and overshoot the phenomenon, can play the protection and fill electric pile to improve and fill electric pile life.
Drawings
Fig. 1 is a schematic flow chart of a charging process safety protection method based on SAAS mode according to a first embodiment of the present invention;
FIG. 2 is a schematic flow chart illustrating a second embodiment of a charging process safety protection method based on the SAAS mode;
fig. 3 is a schematic diagram of a charging process safety protection system based on SAAS mode according to a third embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, and it should be noted that, in the premise of no conflict, the following described embodiments or technical features may be arbitrarily combined to form a new embodiment:
the first embodiment is as follows:
the charging process safety protection method based on SAAS (Software-as-a-Service) mode of the present invention, as shown in fig. 1, may include:
step S1, when a charging request is received, the charging pile is started to charge the charging vehicle;
it should be understood that the charging request is triggered when the charging vehicle is ready to be charged, specifically, for example, a plug on a charging gun (similar to a fuel gun) is inserted into a charging interface of an electric vehicle, and after the charging pile is successfully connected with the electric vehicle, a start charging button is clicked to trigger the charging request.
Step S2, monitoring the charging track information of the charging vehicle in real time, wherein the charging track information comprises charging vehicle BMS information and charging pile charging state information;
it should be noted that, the BMS (BATTERY MANAGEMENT SYSTEM) is called a BATTERY management system, and is a system for managing batteries, and intelligently manages and maintains each BATTERY unit, and the BMS mainly comprises a detection module, a master control module, a slave control module and the like, and monitors states of voltage, current and the like of each BATTERY, so as to discharge a high-voltage BATTERY cell and continuously charge a low-voltage BATTERY cell, so as to maintain the balance of the whole BATTERY pack and slow down the overall attenuation of the BATTERY pack, and estimates the SOC (state of charge) state of the current BATTERY pack, that is, the remaining BATTERY capacity, by monitoring parameters of voltage, current and the like, so as to ensure that the SOC state is maintained in a reasonable range; the temperature of each part of the battery pack is monitored. BMS is an electric vehicle battery management system and is an important link for connecting a vehicle-mounted power battery and an electric vehicle. The BMS collects, processes and stores important information in the running process of the battery pack in real time, and communicates with other systems in the vehicle in real time to provide parameters of the current battery state.
In the present invention, the BMS information includes one or more of the following information, as an example:
battery cell temperature, SOC state of charge, battery output current, battery output voltage, battery demand current, and battery demand voltage.
Through filling electric pile state of charge information, can judge therefrom that it is normal to fill electric pile charging work. As an example, the charging post charge status information may include, for example, charging post heartbeat information, charging post temperature, gun temperature, current voltage, and charging post configuration information, among others.
The alarm information comprises one or more of the following information: and distinguishing alternating current pile alarm information, module fault alarm, over-temperature alarm of a charging gun and insulation fault alarm information.
Step S3, acquiring charging end conditions and charging pile warning conditions based on a large amount of charging track information and warning information corresponding to the charging track;
optionally, the step of obtaining the charging end condition and the charging pile alarm condition based on a large amount of charging track information specifically includes:
step S31, monitoring the charging track of the charging vehicle which is charged in the charging station within the preset time and the warning information corresponding to the charging track in real time;
establishing a MongoDB database containing the charging track and the alarm information; and carrying out data storage and classification on the MongoDB database, carrying out data query, analysis and statistics by using an index mechanism, and formulating a charging end condition and a charging pile alarm condition according to results of the data query, the analysis and the statistics.
The alarm information of the charging pile in the preset time is as follows: and (5) warning information.
Table 1: alarm information
Figure BDA0002825904970000081
Connect the table
Figure BDA0002825904970000091
Figure BDA0002825904970000101
Figure BDA0002825904970000111
Figure BDA0002825904970000121
Figure BDA0002825904970000131
Figure BDA0002825904970000141
Figure BDA0002825904970000151
In table 1: the alarm information includes an alarm description, an alarm code (16 system), a recovery code (16 system) and a corresponding solution. Through analyzing and counting the data in table 1, the BMS information of the charging vehicle and the charging state information of the charging pile corresponding to the common conditions of triggering the charging end or the charging alarm can be obtained. Table 1: the charging pile alarm information is collected as an example of the alarm information and is not limited to the content of the alarm information. In table 1: the alarm information includes alarm information of each level. Wherein, the grade 1 is that the charging and the metering of the user are influenced, potential safety hazards are caused, and the automatic recovery cannot be realized; grade 2, which affects the charging and metering of users, causes potential safety hazards and the like, and can be automatically recovered; grade 3, the charging is not influenced, but the damage of parts and the like can be caused; and 4, the charging is not influenced, the parts of the charging pile are not damaged, and the charging pile can be restored.
In the implementation process, the MongoDB database containing the charging track and the warning information is established by monitoring the charging track of the charging vehicle which is charged in the charging station within the preset time in real time; the method comprises the steps of carrying out data storage classification on a MongoDB database, utilizing an index mechanism to carry out data query, analysis and statistics, formulating a charging end condition and a charging pile alarm condition according to results of the data query, the analysis and the statistics, realizing charging tracks based on a large number of charging processes after charging piles are on line, analyzing and counting charging track data through the MongoDB database, formulating the charging end condition and the charging pile alarm condition, enabling the formulation of the charging end condition and the charging pile alarm condition to be more scientific and practical, being more based on the practical charging process, and being beneficial to correctly making a charging early warning or a charging end decision, thereby realizing continuous adjustment of the charging end condition and the charging pile alarm condition, and not solely determining whether to carry out the charging early warning or the charging end by analyzing a bottom layer protocol.
Step S4, configuring charging end conditions and charging pile alarm conditions in the charging pile;
the charging end condition and the charging pile alarm condition are as follows: the end-of-charge conditions include one or more of the following conditions: above SOC state of charge set threshold, above BMS battery set shutdown temperature threshold, above set crime prevention current, above set crime prevention voltage, pile or gun set temperature threshold, module failure and no current. The charging pile alarm conditions comprise one or more of the following conditions: greater than the BMS battery set alarm temperature threshold, module failure, and no current.
It should be understood that the above charging end condition and charging pile alarm condition are only examples, but not limitations, and may be adjusted according to the actual charging process of the charging pile on the charging vehicle, so as to facilitate initiating the charging early warning or the request for charging end to be more correct.
Step S5, when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging end condition, initiating a charging end request and stopping charging the charging vehicle by the charging pile;
and when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging pile alarm condition, sending abnormal alarm information.
In the implementation process, the charging end condition and the charging pile alarm condition are obtained based on a large amount of charging track information by monitoring the whole charging process of the charging vehicle; configuring a charging end condition and a charging pile alarm condition in a charging pile, and initiating a charging end request to stop charging the charging pile to the charging vehicle when charging vehicle BMS information or charging state information of the charging pile meets the charging end condition; when charging vehicle BMS information or fill electric pile state of charge information and satisfy and fill electric pile alarm condition, send unusual alarm information, can launch the exact early warning of charging or the end request that charges, can effectively prevent the incident emergence, avoid causing the loss, in time avoid charging vehicle to charge and catch fire and overshoot the phenomenon, can play the protection and fill electric pile to improve and fill electric pile life.
Example two:
the charging process safety protection method based on the SAAS mode of the present invention, as shown in fig. 2, may include:
step S10, when a charging request is received, the charging pile is started to charge the charging vehicle;
step S20, monitoring the charging track information of the charging vehicle in real time, wherein the charging track information comprises charging vehicle BMS information and charging pile charging state information;
step S30, acquiring charging end conditions and charging pile warning conditions based on a large amount of charging track information and warning information corresponding to the charging track;
step S40, configuring charging end conditions and charging pile alarm conditions in the charging pile;
step S50, when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging end condition, initiating a charging end request and stopping charging the charging vehicle by the charging pile; and when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging pile alarm condition, sending abnormal alarm information.
Step S60, after the charging of the charging vehicle by the charging pile is stopped, recording the charging pile, the charging end condition and the vehicle type of the charging vehicle corresponding to the charging stopping event, and recording the charging end condition as the charging stopping reason corresponding to the charging stopping event;
and classifying charging stop reasons corresponding to all charging stop events within a set time, and screening abnormal charging piles and charging vehicle types according to the types of the charging stop reasons and the frequency of the charging stop events of the charging piles and the charging vehicles.
The charging stopping event is corresponding to the type of the charging stopping reason and the types of the charging piles and the charging vehicles, the charging stopping event is counted each time, the number of times of charging stopping of each charging pile can be counted, the number of times of charging stopping of each charging vehicle type can be counted, and therefore the abnormal charging piles and the abnormal charging vehicle types can be screened out.
In the implementation process, charging stopping reasons corresponding to all charging stopping events are classified within a set time, abnormal charging piles and charging vehicle types are screened out according to the types of the charging stopping reasons and the frequency of the charging stopping events of the charging piles and the charging vehicles, safety accidents can be effectively prevented, loss is avoided, charging of the charging vehicles, fire and overshoot phenomena are avoided in time, the charging piles are protected, the service life of the piles is prolonged, and corresponding measures are taken for screening the abnormal charging vehicle types, for example, whether the charging piles are compatible is determined, and the charging problem of the abnormal charging vehicle types is solved by improving the compatibility of the charging piles. The classification of the reason for the stop of charging may be as follows: the charging stop causes include an ac pole charging stop cause and a dc pole charging stop cause.
Table 2: reason why charging is stopped
Figure BDA0002825904970000191
Figure BDA0002825904970000201
Figure BDA0002825904970000211
Figure BDA0002825904970000221
Figure BDA0002825904970000231
Figure BDA0002825904970000241
Figure BDA0002825904970000251
Figure BDA0002825904970000261
Figure BDA0002825904970000271
Table 2: the charging stop causes include an ac pole charging stop cause and a dc pole charging stop cause, and in the table, specific cause analysis is performed on the charging stop causes, and what specific cause causes, for example, a cause of a charging pole charging state or a cause detected by the charging vehicle BMS, is analyzed.
Example three:
the charging process safety protection system based on the SAAS mode, as shown in figure 3, comprises a charging starting unit 1, a charging system and a charging system, wherein the charging starting unit 1 is used for starting a charging pile to charge a charging vehicle when receiving a charging request; the charging monitoring unit 2 is used for monitoring charging track information of the charging vehicle in real time, wherein the charging track information comprises charging vehicle BMS information and charging pile charging state information; a charging end and alarm condition acquisition unit 3 for acquiring a charging end condition and a charging pile alarm condition based on a large amount of charging trajectory information; the charging configuration unit 4 is used for configuring charging end conditions and charging pile alarm conditions in the charging pile; the charging end unit 5 is used for initiating a charging end request and stopping the charging of the charging pile for the charging vehicle when the charging vehicle BMS information or the charging pile charging state information meets the charging end condition; and the charging alarm unit 6 is used for sending abnormal alarm information when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging pile alarm condition.
The charging end and alarm condition acquisition unit 3 is specifically configured to monitor, in real time, a charging trajectory of a charging vehicle that is charged in a charging station within a preset time, where the charging state information of the charging pile at least includes charging pile alarm information; establishing a MongoDB database containing the charging track and the alarm information; and carrying out data storage and classification on the MongoDB database, carrying out data query, analysis and statistics by using an index mechanism, and formulating a charging end condition and a charging pile alarm condition according to results of the data query, the analysis and the statistics.
Optionally, the charging process safety protection system based on the SAAS mode of the present invention further includes: the charging stopping event recording unit is used for recording the charging pile, the charging ending condition and the vehicle type of the charging vehicle corresponding to the charging stopping event after the charging pile is stopped to charge the charging vehicle, and recording the charging ending condition as the charging stopping reason corresponding to the charging stopping event; and the abnormity screening unit is used for classifying charging stop reasons corresponding to all charging stop events within a set time, and screening abnormal charging piles and charging vehicle types according to the types of the charging stop reasons and the frequency of the charging stop events of the charging piles and the charging vehicles.
The charging method comprises the steps of monitoring the whole charging process of a charging vehicle, and acquiring a charging end condition and a charging pile alarm condition based on a large amount of charging track information; configuring a charging end condition and a charging pile alarm condition in a charging pile, and initiating a charging end request to stop charging the charging pile to the charging vehicle when charging vehicle BMS information or charging state information of the charging pile meets the charging end condition; when charging vehicle BMS information or fill electric pile state of charge information and satisfy and fill electric pile alarm condition, send unusual alarm information, can send the exact early warning of charging or the end request that charges, can effectively prevent the incident emergence, avoid causing the loss, in time avoid charging vehicle to charge and catch fire and overshoot the phenomenon, can play the protection and fill electric pile to improve and fill electric pile life.
The invention also provides a computer storage medium on which a computer program is stored, in which the method of the invention, if implemented in the form of software functional units and sold or used as a stand-alone product, can be stored. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer storage medium and used by a processor to implement the steps of the embodiments of the method. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer storage medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer storage media may include content that is subject to appropriate increase or decrease as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer storage media that does not include electrical carrier signals and telecommunications signals as subject to legislation and patent practice.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims (10)

1. A charging process safety protection method based on an SAAS mode is characterized by comprising the following steps:
when a charging request is received, starting a charging pile to charge a charging vehicle;
monitoring charging track information of a charging vehicle in real time, wherein the charging track information comprises charging vehicle BMS information and charging pile charging state information;
acquiring a charging end condition and a charging pile alarm condition based on a large amount of charging track information and alarm information corresponding to the charging track;
configuring a charging end condition and a charging pile alarm condition in a charging pile;
when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging end condition, initiating a charging end request, and stopping charging the charging vehicle by the charging pile;
and when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging pile alarm condition, sending abnormal alarm information.
2. The SAAS-mode-based charging process safety protection method of claim 1, wherein the step of obtaining the charging end condition and the charging pile alarm condition based on the mass charging trajectory information specifically comprises:
monitoring a charging track of a charging vehicle which is charged in a charging station within preset time and alarm information corresponding to the charging track in real time;
establishing a MongoDB database containing the charging track and the alarm information; and carrying out data storage and classification on the MongoDB database, carrying out data query, analysis and statistics by using an index mechanism, and formulating a charging end condition and a charging pile alarm condition according to results of the data query, the analysis and the statistics.
3. The SAAS mode-based charging process safeguard method according to claim 1, characterized in that the BMS information comprises one or more of the following:
battery cell temperature, SOC state of charge, battery output current, battery output voltage, battery demand current, and battery demand voltage.
4. The SAAS mode-based charging process security protection method of claim 1, wherein the alarm information comprises one or more of the following information: and distinguishing alternating current pile alarm information, module fault alarm, over-temperature alarm of a charging gun and insulation fault alarm information.
5. The SAAS-mode-based charging process security protection method of claim 1, wherein the charging end condition and charging pile alarm condition comprise:
the end-of-charge conditions include one or more of the following conditions: exceeding SOC state of charge set threshold, greater than BMS battery set shutdown temperature threshold, greater than set crime prevention current, greater than set crime prevention voltage, pile or gun set temperature threshold, module failure and no current;
the charging pile alarm conditions comprise one or more of the following conditions: greater than the BMS battery set alarm temperature threshold, module failure, and no current.
6. The SAAS-mode-based charging process security protection method of claim 1, further comprising:
after the charging of the charging vehicle by the charging pile is stopped, recording the charging pile, the charging end condition and the vehicle type of the charging vehicle corresponding to the charging stopping event, and recording the charging end condition as the charging stopping reason corresponding to the charging stopping event;
and classifying charging stop reasons corresponding to all charging stop events within a set time, and screening abnormal charging piles and charging vehicle types according to the types of the charging stop reasons and the frequency of the charging stop events of the charging piles and the charging vehicles.
7. Charging process safety protection system based on SAAS mode, its characterized in that includes:
the charging starting unit is used for starting the charging pile to charge the charging vehicle when receiving the charging request;
the charging monitoring unit is used for monitoring charging track information of the charging vehicle in real time, and the charging track information comprises charging vehicle BMS information and charging pile charging state information;
a charging end and alarm condition acquisition unit for acquiring a charging end condition and a charging pile alarm condition based on a large amount of charging track information;
the charging configuration unit is used for configuring charging end conditions and charging pile alarm conditions in the charging pile;
the charging end unit is used for initiating a charging end request and stopping the charging of the charging pile for the charging vehicle when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging end condition;
and the charging alarm unit is used for sending abnormal alarm information when the BMS information of the charging vehicle or the charging state information of the charging pile meets the charging pile alarm condition.
8. The SAAS-mode-based charging process safety protection system of claim 7, wherein the charging end and alarm condition obtaining unit is specifically configured to monitor a charging trajectory of a charging vehicle charging at a charging station within a preset time in real time, and the charging state information of the charging pile at least includes charging pile alarm information; establishing a MongoDB database containing the charging track and the alarm information; and carrying out data storage and classification on the MongoDB database, carrying out data query, analysis and statistics by using an index mechanism, and formulating a charging end condition and a charging pile alarm condition according to results of the data query, the analysis and the statistics.
9. The SAAS mode-based charging process security system of claim 7, further comprising:
the charging stopping event recording unit is used for recording the charging pile, the charging ending condition and the vehicle type of the charging vehicle corresponding to the charging stopping event after the charging pile is stopped to charge the charging vehicle, and recording the charging ending condition as the charging stopping reason corresponding to the charging stopping event;
and the abnormity screening unit is used for classifying charging stop reasons corresponding to all charging stop events within a set time, and screening abnormal charging piles and charging vehicle types according to the types of the charging stop reasons and the frequency of the charging stop events of the charging piles and the charging vehicles.
10. A computer storage medium having a computer program stored thereon, wherein the computer program, when executed by a processor, implements the SAAS mode-based charging process safeguard method according to any one of claims 1-6.
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