CN113183772B - Energy-saving endurance control system for electric vehicle - Google Patents
Energy-saving endurance control system for electric vehicle Download PDFInfo
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- CN113183772B CN113183772B CN202110614141.2A CN202110614141A CN113183772B CN 113183772 B CN113183772 B CN 113183772B CN 202110614141 A CN202110614141 A CN 202110614141A CN 113183772 B CN113183772 B CN 113183772B
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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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
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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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/12—Recording operating variables ; Monitoring of operating variables
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/52—Network services specially adapted for the location of the user terminal
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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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/10—Vehicle control parameters
- B60L2240/12—Speed
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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
- Y02T10/72—Electric energy management in electromobility
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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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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- Transportation (AREA)
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- Physics & Mathematics (AREA)
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- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses an energy-saving endurance control system for an electric vehicle, which relates to the field of electric vehicles and is used for solving the problems that the service life and endurance mileage of an electric vehicle storage battery are easily influenced because the conventional electric vehicle control system cannot reasonably control the running speed of the electric vehicle according to a running route and a road surface and remind the electric vehicle to charge; the system comprises a vehicle-mounted end and a server; according to the method, the corresponding driving route and the driving processing information of the electric vehicle are obtained by analyzing the destination input by the user, then the driving speed of the electric vehicle is controlled to be consistent with the corresponding speed in the driving processing information, so that the driving speed is reasonably controlled according to the driving route of the electric vehicle, the cruising mileage of the electric vehicle is improved, electric energy is saved, the residual electric quantity, the driving mileage and the charging times of the electric vehicle are analyzed to obtain the reminding electric quantity, and the corresponding replacement personnel are reasonably selected to move the electric vehicle to the charging pile for replacement charging.
Description
Technical Field
The invention relates to the field of electric vehicles, in particular to an energy-saving endurance control system for an electric vehicle.
Background
Electric vehicles, i.e. electrically driven vehicles, can be divided into ac electric vehicles and dc electric vehicles, and generally electric vehicles convert electric energy into mechanical energy to move through components such as controllers and motors by using batteries as energy sources so as to control the magnitude of current to change the speed;
with the development of the electric vehicle industry, more and more people use the electric vehicle as a transportation travel tool, but the existing electric vehicle control system cannot reasonably control the running speed of the electric vehicle and charge and remind the electric vehicle according to a running route and a road surface, so that the service life and the endurance mileage of the electric vehicle battery are easily influenced;
in view of the above technical drawbacks, a solution is proposed.
Disclosure of Invention
The invention aims to solve the problems that the conventional electric vehicle control system cannot reasonably control the running speed of an electric vehicle according to a running route and a road surface and charge reminding of the electric vehicle, and the service life and the endurance mileage of a storage battery of the electric vehicle are easily influenced, and provides an energy-saving endurance control system for the electric vehicle.
The purpose of the invention can be realized by the following technical scheme: an energy-saving endurance control system for an electric vehicle is used in a vehicle-mounted end and comprises a data input unit, a processing unit, a control unit, a data acquisition unit and a data analysis unit;
the data input unit is used for inputting a destination by a user and sending the destination to the processing unit, the processing unit sends the destination and the real-time position of the electric vehicle to the server after receiving the destination, the server processes the destination and the real-time position of the electric vehicle and feeds driving processing information of the electric vehicle back to the processing unit, and the processing unit sends the driving processing information to the control unit after receiving the driving processing information; the driving processing information comprises a driving route and a corresponding speed of the electric vehicle;
the control unit is used for receiving the running processing information and controlling the running speed of the electric vehicle to be consistent with the corresponding speed in the running processing information;
the data acquisition unit is used for acquiring the residual electric quantity, the driving mileage and the charging times of the electric vehicle and sending the residual electric quantity, the driving mileage and the charging times to the data analysis unit;
the data analysis unit is used for analyzing the residual electric quantity, the driving mileage and the charging times of the electric vehicle to obtain a reminding electric quantity; the specific analysis process is as follows: carrying out normalization processing on the charging times and the driving mileage and taking the numerical values; their values are labeled MP1 and MP2, respectively; obtaining the reminding electric quantity TDL of the electric vehicle by using a formula TDL which is MP1 × d1+ MP2 × d2+ YDL; wherein d1 and d2 are both preset electric quantity conversion coefficients; YDL is a preset electric quantity; comparing the reminding electric quantity with the residual electric quantity of the electric vehicle, generating a charging reminding instruction and sending the charging reminding instruction to a mobile phone terminal of a user when the reminding electric quantity is larger than a set threshold value, sending the substituting instruction, the position of the electric vehicle and a license plate to a processing unit by the data analysis unit when the user sends the substituting instruction to the data analysis unit through the mobile phone terminal, and sending the received substituting instruction, the position of the electric vehicle and the license plate to a server by the processing unit;
as a preferred embodiment of the present invention, the server includes a driving processing module therein, and the driving processing module is configured to analyze the received destination and the real-time location of the electric vehicle, where the specific analysis process is as follows: generating a driving route of the electric vehicle according to the destination and the real-time position of the electric vehicle, and identifying a road section in the driving route and an intersection through which the road section correspondingly passes; acquiring a road condition value corresponding to a road section and parameters of an intersection; the parameters of the intersection are the states of the traffic lights and the corresponding time; when the real-time position of the electric vehicle enters the road section corresponding to the driving route, acquiring the intersection corresponding to the road section, calculating the distance between the real-time position of the electric vehicle and the position of the intersection, when the distance is greater than the set distance threshold value, acquiring the driving speed corresponding to the road condition value, marking the driving speed as the driving speed corresponding to the real-time position of the electric vehicle in the road section, and sending the driving speed to the processing unit, when the distance is equal to or less than the set distance threshold value, the distance between the real-time position of the electric vehicle and the position of the intersection and the driving speed of the electric vehicle are used for obtaining the estimated arrival time of the electric vehicle, the state of the traffic light corresponding to the intersection of the estimated arrival time is obtained, when the red and green light state is the red light or the yellow light, a speed reduction instruction of the electric vehicle is generated and sent to the processing unit, and after the processing unit receives the speed reduction instruction, the electric vehicle is controlled to run at a reduced speed, and the speed is reduced to zero when the electric vehicle runs to the intersection.
As a preferred embodiment of the present invention, the server further includes a registration module and a database, the registration module is used for the user to submit the personnel information through the mobile phone terminal for registration and send the personnel information which is successfully registered to the database, and simultaneously mark the user which is successfully registered as a registered personnel; the personnel information comprises name, age, identification card number, mobile phone number and study calendar.
As a preferred embodiment of the present invention, the server further includes a substitution processing module; the replacing and charging processing module is used for analyzing and processing replacing and charging instructions, the position of the electric vehicle and the license plate, and comprises the following specific steps:
s1: marking the electric vehicle corresponding to the replacing instruction as a replacing charging electric vehicle, taking the position of the replacing charging electric vehicle as the center of a circle, drawing a circle by a preset radius to obtain a screening range, acquiring the position of the registered person, and marking the registered person with the position in the screening range as a primary candidate;
s2: calculating the distance difference between the position of the initially selected person and the position of the substitute charging motor car to obtain a substitute charging distance and marking the substitute charging distance as DC 1; acquiring a substitute substitution value of the primary election person and marking the substitute substitution value as DC 2; carrying out normalization processing on the substitution interval and the substitution value of the primarily selected personnel and taking the numerical value of the substitution interval and the substitution value; obtaining a vehicle substituting value DF of the primary candidate by using a formula DF of f1/(DC1+1) + DC2 xf 2; wherein f1 and f2 are preset weight coefficients, and the values are respectively 100 and 1.3;
s3: marking the primary selected person with the maximum vehicle substitution value as a substitute person, sending a substitution instruction, the position of the electric vehicle and the license plate to a mobile phone terminal of the substitute person, and marking the sent moment as a substitution initial moment; the substitute charging person receives a substitute charging instruction, the position of the electric vehicle and the license plate through the mobile phone terminal, arrives at the position of the substitute charging electric vehicle, moves the substitute charging electric vehicle to the charging pile for charging, and sends a charging starting moment to the substitute charging processing module; the substitute charging processing module marks the received charging starting time as a substitute charging proceeding time of a substitute charger, and simultaneously acquires the real-time electric quantity of the substitute charging electric vehicle and the position of the substitute charger in real time;
s4: when the real-time electric quantity is equal to the set electric quantity threshold value, acquiring the required time length for fully charging the electric vehicle and the estimated full-charging time; calculating the distance between the position of the electric charger and the position of the substitute charging motor car, converting the calculated distance according to a certain proportion to obtain arrival time, generating a power supply unplugging instruction and sending the power supply unplugging instruction to a mobile phone terminal of the substitute charging person when the required time is equal to the arrival time, enabling the substitute charging person to arrive at the position of the substitute charging motor car after receiving the power supply unplugging instruction through the mobile phone terminal, unplugging a charging power supply and moving the substitute charging motor car to the previous position, marking the moment when the position of the substitute charging motor car is consistent with the previous position and the electric quantity is full as the substitute charging completion moment of the substitute charging person by a substitute charging processing module, and increasing the total times of substitute charging of the substitute charging person once;
s5: calculating the time difference between the initial time of the substitution and the time of the substitution to obtain the first substitution time length of the substitution personnel and marking the first substitution time length as DT 1; calculating the time difference between the substitute charging completion time and the estimated charging time to obtain a second generation charging time length which is marked as DT2, and substituting the numerical values of the first generation charging time length and the second generation charging time length into a formula DT3 ═ b3/(DT1 × b1+ DT2 × b2) to obtain a single time length value DT3 of the substitute charging member; wherein b1, b2 and b3 are all preset weight coefficients; the values are 1000, 0.4 and 0.8 respectively; summing all single uploading values of the substitution personnel, taking the average value to obtain a substitution time length average value, and marking the average value as DT 4; marking the total number of generations and the age of the person to be replaced as DT5 and DT6 respectively;
s6: carrying out normalization processing on the average value of the substitution time length, the total substitution times and the age of the substitution personnel and taking the numerical values; obtaining a substitution effective value DC2 of the substitute personnel by using a formula DC2 ═ DT4 × b4+ DT5 × b5+20/(| DT6-30| + 1); wherein b4 and b5 are preset weight coefficients.
As a preferred embodiment of the invention, the server further comprises an intersection acquisition module, wherein the intersection acquisition module is in communication connection with the urban traffic intersection and acquires the traffic light state and the corresponding time of the urban traffic intersection;
as a preferred embodiment of the present invention, the server further includes a road surface acquisition module, and the road surface acquisition module is configured to acquire parameters of a road surface on a road section, analyze the parameters, normalize the values of the parameters, and calculate to obtain a road condition value, where the parameters of the road surface include a construction time of the road surface on the road section, a number of potholes on the road surface, and a road surface form, and the road surface form includes an asphalt road surface, a cement concrete road surface, and the like.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the corresponding driving route and the driving processing information of the electric vehicle are obtained by analyzing the destination input by the user, and then the driving speed of the electric vehicle is controlled to be consistent with the corresponding speed in the driving processing information, so that the driving speed is reasonably controlled according to the driving route of the electric vehicle, the cruising mileage of the electric vehicle is improved, and the electric energy is saved;
2. the data analysis unit is used for analyzing the residual electric quantity, the driving mileage and the charging times of the electric vehicle to obtain the reminding electric quantity; when reminding the electric quantity and being greater than the settlement threshold value, generate and charge and remind the instruction and send to user's cell-phone terminal, when the user sends the instruction of instead filling to data analysis unit through cell-phone terminal, data analysis unit will replace and fill the instruction, the position and the license plate of electric motor car send processing unit, replace and fill processing module to replacing the instruction, the position and the license plate of electric motor car carry out analysis processes, and reasonable the person of replacing the charge of selecting corresponding to removes to filling electric motor car and fills electric pile and carry out the substitution, avoid electric motor car storage battery power shortage, influence electric motor car user's trip and electric motor car battery's life.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings;
fig. 1 is a schematic block diagram of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood 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, an energy-saving endurance control system for an electric vehicle includes a vehicle-mounted terminal and a server; the vehicle-mounted end is in communication connection with the server 4G or 5G;
the vehicle-mounted end is arranged on an electric vehicle, and the electric vehicle is a battery car;
the vehicle-mounted end comprises a data input unit, a processing unit, a control unit, a data acquisition unit and a data analysis unit;
the data input unit is used for inputting a destination by a user and sending the destination to the processing unit, the processing unit sends the destination and the real-time position of the electric vehicle to the server after receiving the destination, the server processes the destination and the real-time position of the electric vehicle and feeds driving processing information of the electric vehicle back to the processing unit, and the processing unit sends the driving processing information to the control unit after receiving the driving processing information; the driving processing information comprises a driving route and a corresponding speed of the electric vehicle; the control unit is used for receiving the running processing information and controlling the running speed of the electric vehicle to be consistent with the corresponding speed in the running processing information; the data acquisition unit is used for acquiring the residual electric quantity, the driving mileage and the charging times of the electric vehicle and sending the residual electric quantity, the driving mileage and the charging times to the data analysis unit; the data analysis unit is used for analyzing the residual electric quantity, the driving mileage and the charging times of the electric vehicle to obtain a reminding electric quantity; the specific analysis process is as follows: carrying out normalization processing on the charging times and the driving mileage and taking the numerical values; their values are labeled MP1 and MP2, respectively; obtaining the reminding electric quantity TDL of the electric vehicle by using a formula TDL which is MP1 × d1+ MP2 × d2+ YDL; wherein d1 and d2 are both preset electric quantity conversion coefficients; YDL is a preset electric quantity; comparing the reminding electric quantity with the residual electric quantity of the electric vehicle, generating a charging reminding instruction and sending the charging reminding instruction to a mobile phone terminal of a user when the reminding electric quantity is larger than a set threshold value, sending the substituting instruction, the position of the electric vehicle and a license plate to a processing unit by the data analysis unit when the user sends the substituting instruction to the data analysis unit through the mobile phone terminal, and sending the received substituting instruction, the position of the electric vehicle and the license plate to a server by the processing unit;
the server comprises a driving processing module, a registration module, a database, a substitution processing module, an intersection acquisition module and a road surface acquisition module;
the driving processing module is used for analyzing the received destination and the real-time position of the electric vehicle, and the specific analysis process is as follows: generating a driving route of the electric vehicle according to the destination and the real-time position of the electric vehicle, and identifying a road section in the driving route and an intersection through which the road section correspondingly passes; acquiring a road condition value corresponding to a road section and parameters of an intersection; the parameters of the intersection are the states of the traffic lights and the corresponding time; when the real-time position of the electric vehicle enters the road section corresponding to the driving route, acquiring the intersection corresponding to the road section, calculating the distance between the real-time position of the electric vehicle and the position of the intersection, when the distance is greater than the set distance threshold value, acquiring the driving speed corresponding to the road condition value, marking the driving speed as the driving speed corresponding to the real-time position of the electric vehicle in the road section, and sending the driving speed to the processing unit, when the distance is equal to or less than the set distance threshold value, the distance between the real-time position of the electric vehicle and the position of the intersection and the driving speed of the electric vehicle are used for obtaining the estimated arrival time of the electric vehicle, the state of the traffic light corresponding to the intersection of the estimated arrival time is obtained, when the red and green light state is the red light or the yellow light, a speed reduction instruction of the electric vehicle is generated and sent to the processing unit, and after the processing unit receives the speed reduction instruction, the electric vehicle is controlled to run at a reduced speed, and the speed is reduced to zero when the electric vehicle runs to the intersection;
the registration module is used for submitting the personnel information for registration through the mobile phone terminal by the user, sending the personnel information which is successfully registered to the database, and marking the user which is successfully registered as a registered personnel; wherein the personnel information comprises name, age, identification card number, mobile phone number and academic calendar;
the replacing and charging processing module is used for analyzing and processing replacing and charging instructions, the position of the electric vehicle and the license plate, and comprises the following specific steps:
s1: marking the electric vehicle corresponding to the replacing instruction as a replacing charging electric vehicle, taking the position of the replacing charging electric vehicle as the center of a circle, drawing a circle by a preset radius to obtain a screening range, acquiring the position of the registered person, and marking the registered person with the position in the screening range as a primary candidate;
s2: calculating the distance difference between the position of the initially selected person and the position of the substitute charging motor car to obtain a substitute charging distance and marking the substitute charging distance as DC 1; acquiring a substitute substitution value of the primary election person and marking the substitute substitution value as DC 2; carrying out normalization processing on the substitution interval and the substitution value of the primarily selected personnel and taking the numerical value of the substitution interval and the substitution value; obtaining a vehicle substituting value DF of the primary candidate by using a formula DF of f1/(DC1+1) + DC2 xf 2; wherein f1 and f2 are preset weight coefficients, and the values are respectively 100 and 1.3; the vehicle replacement value is used for evaluating the probability of the primary election person to replace the charging of the motor car, and the probability marked by the primary election person is higher when the vehicle replacement value is higher; the formula can be used for obtaining that the smaller the replacement interval of the primary selection personnel is, the larger the replacement effective value is, and the larger the vehicle replacement value is;
s3: marking the primary selected person with the maximum vehicle substitution value as a substitute person, sending a substitution instruction, the position of the electric vehicle and the license plate to a mobile phone terminal of the substitute person, and marking the sent moment as a substitution initial moment; the substitute charging person receives a substitute charging instruction, the position of the electric vehicle and the license plate through the mobile phone terminal, arrives at the position of the substitute charging electric vehicle, moves the substitute charging electric vehicle to the charging pile for charging, and sends a charging starting moment to the substitute charging processing module; the substitute charging processing module marks the received charging starting time as a substitute charging proceeding time of a substitute charger, and simultaneously acquires the real-time electric quantity of the substitute charging electric vehicle and the position of the substitute charger in real time;
s4: when the real-time electric quantity is equal to the set electric quantity threshold value, acquiring the required time length for fully charging the electric vehicle and the estimated full-charging time; calculating the distance between the position of the electric charger and the position of the substitute charging motor car, converting the calculated distance according to a certain proportion to obtain arrival time, generating a power supply unplugging instruction and sending the power supply unplugging instruction to a mobile phone terminal of the substitute charging person when the required time is equal to the arrival time, enabling the substitute charging person to arrive at the position of the substitute charging motor car after receiving the power supply unplugging instruction through the mobile phone terminal, unplugging a charging power supply and moving the substitute charging motor car to the previous position, marking the moment when the position of the substitute charging motor car is consistent with the previous position and the electric quantity is full as the substitute charging completion moment of the substitute charging person by a substitute charging processing module, and increasing the total times of substitute charging of the substitute charging person once;
s5: calculating the time difference between the initial time of the substitution and the time of the substitution to obtain the first substitution time length of the substitution personnel and marking the first substitution time length as DT 1; calculating the time difference between the substitute charging completion time and the estimated charging time to obtain a second generation charging time length which is marked as DT2, and substituting the numerical values of the first generation charging time length and the second generation charging time length into a formula DT3 ═ b3/(DT1 × b1+ DT2 × b2) to obtain a single time length value DT3 of the substitute charging member; wherein b1, b2 and b3 are all preset weight coefficients; the values are 1000, 0.4 and 0.8 respectively; summing all single uploading values of the substitution personnel, taking the average value to obtain a substitution time length average value, and marking the average value as DT 4; marking the total number of generations and the age of the person to be replaced as DT5 and DT6 respectively;
s6: carrying out normalization processing on the average value of the substitution time length, the total substitution times and the age of the substitution personnel and taking the numerical values; obtaining a substitution effective value DC2 of the substitute personnel by using a formula DC2 ═ DT4 × b4+ DT5 × b5+20/(| DT6-30| + 1); wherein b4 and b5 are preset weight coefficients; the values of b4 and b5 can be 1.7 and 1.9;
the intersection acquisition module is in communication connection with the urban traffic intersection and acquires the traffic light state and the corresponding time of the urban traffic intersection;
the road surface acquisition module is used for acquiring parameters of a road surface on a road section, analyzing the parameters, normalizing the values of the parameters to calculate to obtain road condition values, wherein the parameters of the road surface comprise the construction time of the road surface on the road section, the number of pits in the road surface and the form of the road surface, and the form of the road surface comprises an asphalt road surface, a cement concrete road surface and the like; calculating the time difference between the construction time of the road surface and the current time to obtain the service life of the road surface, and marking the service life as SY 1; in unit day, setting all road surface forms to correspond to a preset form value, matching the road surface forms of the road sections with all the road surface forms to obtain corresponding preset driving values, and marking the preset driving values as SY 2; marking the number of potholes on the road surface as SY 3; normalizing the service life of the road surface, the preset driving value and the number of the potholes, and taking numerical values, and obtaining a road condition value LK of the road surface by using a formula of SY2 × b6-SY1 × b7-SY3 × b 8; b6, b7 and b8 are preset weight proportion coefficients, and take the values of 100, 0.00047 and 1.7 respectively; the road condition value is a numerical value for evaluating the road running speed obtained by analyzing and calculating the road parameters; the larger the road condition value is, the larger the corresponding driving speed is; the road condition value is obtained through a formula, the shorter the service life of the road surface is, the larger the preset driving value is, the smaller the number of the pits is, and the larger the corresponding road condition value is;
the formulas are obtained by acquiring a large amount of data and performing software simulation, and the coefficients in the formulas are set by the technicians in the field according to actual conditions;
when the system is used, the data input unit is used for a user to input a destination and send the destination to the processing unit, the processing unit receives the destination and then sends the destination and the real-time position of the electric vehicle to the server, the server receives the destination and the real-time position of the electric vehicle and then processes and feeds back the driving processing information of the electric vehicle to the processing unit, and the processing unit receives the driving processing information and then sends the driving processing information to the control unit; the driving processing information comprises a driving route and a corresponding speed of the electric vehicle; the control unit is used for receiving the driving processing information and controlling the driving speed of the electric vehicle to be consistent with the corresponding speed in the driving processing information, analyzing the input destination of the user to obtain the corresponding driving route and the driving processing information of the electric vehicle, and then controlling the driving speed of the electric vehicle to be consistent with the corresponding speed in the driving processing information, so that the driving speed is reasonably controlled according to the driving route of the electric vehicle, the driving mileage of the electric vehicle is improved, and the electric energy is saved; the data analysis unit is used for analyzing the residual electric quantity, the driving mileage and the charging times of the electric vehicle to obtain a reminding electric quantity; when the reminding electric quantity is larger than a set threshold value, generating a charging reminding instruction and sending the charging reminding instruction to a mobile phone terminal of a user, when the user sends a substitute charging instruction to a data analysis unit through the mobile phone terminal, sending the substitute charging instruction, the position of the electric vehicle and the license plate to a processing unit, and sending the received substitute charging instruction, the position of the electric vehicle and the license plate to a server by the processing unit; the replacing and charging processing module is used for analyzing and processing the position and the license plate of the replacing and charging instruction and the electric vehicle, reasonably selects corresponding replacing and charging personnel to move the electric vehicle to the charging pile for replacing and charging, avoids the power shortage of the electric vehicle battery, and influences the trip of an electric vehicle user and the service life of the electric vehicle battery.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (5)
1. An energy-saving endurance control system for an electric vehicle is used in a vehicle-mounted end and is characterized by comprising a data input unit, a processing unit, a control unit, a data acquisition unit and a data analysis unit;
the data input unit is used for inputting a destination by a user and sending the destination to the processing unit, the processing unit sends the destination and the real-time position of the electric vehicle to the server after receiving the destination, the server processes the destination and the real-time position of the electric vehicle and feeds driving processing information of the electric vehicle back to the processing unit, and the processing unit sends the driving processing information to the control unit after receiving the driving processing information; the driving processing information comprises a driving route and a corresponding speed of the electric vehicle;
the control unit is used for receiving the running processing information and controlling the running speed of the electric vehicle to be consistent with the corresponding speed in the running processing information;
the data acquisition unit is used for acquiring the residual electric quantity, the driving mileage and the charging times of the electric vehicle and sending the residual electric quantity, the driving mileage and the charging times to the data analysis unit;
the data analysis unit is used for analyzing the residual electric quantity, the driving mileage and the charging times of the electric vehicle to obtain a reminding electric quantity; comparing the reminding electric quantity with the residual electric quantity of the electric vehicle, generating a charging reminding instruction and sending the charging reminding instruction to a mobile phone terminal of a user when the reminding electric quantity is larger than a set threshold value, sending the substituting instruction, the position of the electric vehicle and a license plate to a processing unit by the data analysis unit when the user sends the substituting instruction to the data analysis unit through the mobile phone terminal, and sending the received substituting instruction, the position of the electric vehicle and the license plate to a server by the processing unit;
the server also comprises a substitution processing module; the replacing and charging processing module is used for analyzing and processing replacing and charging instructions, the position of the electric vehicle and the license plate, and comprises the following specific steps:
s1: marking the electric vehicle corresponding to the replacing instruction as a replacing charging electric vehicle, taking the position of the replacing charging electric vehicle as the center of a circle, drawing a circle by a preset radius to obtain a screening range, acquiring the position of the registered person, and marking the registered person with the position in the screening range as a primary candidate;
s2: calculating the distance difference between the position of the initially selected person and the position of the substitute charging bullet train to obtain a substitute charging distance; acquiring a substitution and replacement value of the primary selection personnel; carrying out normalization processing on the substitution interval and the substitution value of the primarily selected personnel and taking the numerical value of the substitution interval and the substitution value; analyzing the numerical value to obtain a vehicle substituting value of the primary selection personnel;
s3: marking the primary selected person with the maximum vehicle substitution value as a substitute person, sending a substitution instruction, the position of the electric vehicle and the license plate to a mobile phone terminal of the substitute person, and marking the sent moment as a substitution initial moment;
the substitute charging person receives a substitute charging instruction, the position of the electric vehicle and the license plate through the mobile phone terminal, arrives at the position of the substitute charging electric vehicle, moves the substitute charging electric vehicle to the charging pile for charging, and sends a charging starting moment to the substitute charging processing module; the substitute charging processing module marks the received charging starting time as a substitute charging proceeding time of a substitute charger, and simultaneously acquires the real-time electric quantity of the substitute charging electric vehicle and the position of the substitute charger in real time;
s4: when the real-time electric quantity is equal to the set electric quantity threshold value, acquiring the required time length for fully charging the electric vehicle and the estimated full-charging time; calculating the distance between the position of the substitute charging person and the position of the substitute charging bullet train, converting the calculated distance according to a certain proportion to obtain arrival time length, generating a power source pulling-out instruction and sending the power source pulling-out instruction to a mobile phone terminal of the substitute charging person when the required time length is equal to the arrival time length, enabling the substitute charging person to arrive at the position of the substitute charging bullet train after receiving the power source pulling-out instruction through the mobile phone terminal, pulling out a charging power source and moving the substitute charging bullet train to the previous position, marking the moment when the position of the substitute charging bullet train is consistent with the previous position and the electric quantity is full as a substitute charging completion moment of the substitute charging person by a substitute charging processing module, and increasing the total number of substitute charging times of the substitute charging person once;
s5: calculating the time difference between the initial time of the substitution and the time of the substitution to obtain the first substitution time length of the substitution personnel; calculating the time difference between the substitution completion time and the estimated filling time to obtain second-generation charging time, and analyzing the numerical values of the first-generation charging time and the second-generation charging time to obtain a single time value of the substitution personnel; summing all single uploading values of the substitution personnel and taking the average value to obtain a substitution time length average value; carrying out normalization processing on the average value of the substitution time length, the total substitution times and the age of the substitution personnel and taking the numerical values; and analyzing the numerical value to obtain a substitution value of a substitution person.
2. The energy-saving cruising control system for electric vehicles according to claim 1, wherein the server includes a driving processing module therein, the driving processing module is configured to analyze the received destination and the real-time position of the electric vehicle, and the specific analysis process is as follows: generating a driving route of the electric vehicle according to the destination and the real-time position of the electric vehicle, and identifying a road section in the driving route and an intersection through which the road section correspondingly passes; acquiring a road condition value corresponding to a road section and parameters of an intersection; the parameters of the intersection are the states of the traffic lights and the corresponding time; when the real-time position of the electric vehicle enters the road section corresponding to the driving route, acquiring the intersection corresponding to the road section, calculating the distance between the real-time position of the electric vehicle and the position of the intersection, when the distance is greater than the set distance threshold value, acquiring the driving speed corresponding to the road condition value, marking the driving speed as the driving speed corresponding to the real-time position of the electric vehicle in the road section, and sending the driving speed to the processing unit, when the distance is equal to or less than the set distance threshold value, the distance between the real-time position of the electric vehicle and the position of the intersection and the driving speed of the electric vehicle are used for obtaining the estimated arrival time of the electric vehicle, the state of the traffic light corresponding to the intersection of the estimated arrival time is obtained, when the red and green light state is the red light or the yellow light, a speed reduction instruction of the electric vehicle is generated and sent to the processing unit, and after the processing unit receives the speed reduction instruction, the electric vehicle is controlled to run at a reduced speed, and the speed is reduced to zero when the electric vehicle runs to the intersection.
3. The energy-saving endurance control system for electric vehicle according to claim 2, further comprising a registration module and a database, wherein the registration module is configured to submit the personnel information for registration through the mobile phone terminal and send the personnel information that is successfully registered to the database, and mark the user that is successfully registered as a registered personnel.
4. The energy-saving endurance control system for electric vehicle of claim 2, further comprising an intersection acquisition module in said server, wherein said intersection acquisition module is in communication connection with the urban traffic intersection and acquires traffic light status and corresponding time of the urban traffic intersection.
5. The energy-saving cruising control system for electric vehicles according to claim 2, further comprising a road surface acquisition module in the server, wherein the road surface acquisition module is used for acquiring parameters of a road surface on a road section, analyzing the parameters, taking values of the parameters, carrying out normalization processing on the values, calculating to obtain a road condition value, and sending the road condition value to the database.
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