TWI676957B - Battery replacement station for electric vehicle inquiring system and method thereof - Google Patents

Abstract

An inquiry system and method for a battery replacement station of an electric vehicle. A server receives information of an electric vehicle owner, total residual power, and geographic location information from the electric vehicle, calculates a first range distance based on the total residual power, and a first range distance and The geographic location information generates a query range, and the battery replacement station information is queried in the query range to provide the battery replacement station information to the electronic device to be displayed on the electronic map, so that the battery replacement station information can be provided for the convenience of the electric vehicle owner. Technical efficacy of battery replacement.

Description

Query system and method for battery replacement station of electric vehicle

An inquiry system and method thereof, in particular to a server that receives electric vehicle owner information, total residual power, and geographic location information from an electric vehicle to perform battery exchange station information inquiry and provide a battery exchange station inquiry system for an electric vehicle, and a query system thereof method.

With the gradual rising awareness of environmental protection and energy saving concepts, in the technical field of transportation vehicles, reducing energy consumption and reducing emissions of pollution and waste has always been one of the goals of various car manufacturers. Therefore, hybrid vehicles with energy saving and carbon reduction efficiency (Hybrid Electric Vehicle (HEV) and electric vehicle (EV) related research has not stopped. According to a survey conducted by Japan Automobile Research Institute, JARI, FC. EV Center in Japan, the average gasoline engine vehicle consumes three times the driving energy of an electric vehicle. In addition, in terms of carbon dioxide emissions, the gasoline engine vehicle (per kilometer of vehicle) emits electric energy. 4 times the vehicle (electric energy conversion). Therefore, various auto manufacturers have successively produced pure electric vehicles and sold them on the market. Although they have not yet become popular, they have gradually received market attention.

However, the most difficult problem facing electric vehicles is the maintenance of electricity. Every electric vehicle is equipped with at least one battery to drive the electric vehicle. When the battery power is exhausted, it needs to be charged to restore the power demand. However, to charge the exhausted battery to sufficient power, the required Time is based on different requirements for different batteries. Charging takes far more time than refueling petrol vehicles, and its time-consuming charging mode does not meet the car habits of the general public.

Recently, a battery replacement concept has been proposed, which replaces a charged battery with an exhausted battery on an electric vehicle at a so-called battery replacement station. This will cause the cost of the electric vehicle factory to set up a battery replacement station, and the owner of the electric vehicle cannot know the location of the battery replacement station. When the battery of the electric vehicle is about to run out, the owner ’s need to replace the battery is also a problem Raw.

In summary, it can be known that in the prior art, there has been a problem that it is not easy to find a battery replacement station when an electric vehicle needs a battery replacement, so it is necessary to propose improved technical means to solve this problem.

In view of the problem that in the prior art, it is not easy to find a battery replacement station when an electric vehicle requires battery replacement, the present invention discloses a system and method for querying a battery replacement station of an electric vehicle, wherein:

The battery replacement station query system for an electric vehicle disclosed in the present invention includes: an electric vehicle, a server, and an electronic device. The electric vehicle further includes: a vehicle processor and a vehicle storage device; and the server further includes: a servo processor and a servo storage. The device; the electronic device further includes: a device processor and a device storage device.

An electric vehicle is equipped with at least one battery, and a vehicle processor of the electric vehicle is used to execute each vehicle instruction; and a vehicle storage device of the electric vehicle is used to store multiple vehicle instructions and store information of the electric vehicle owner, and the vehicle instructions are processed by the vehicle Loader and execute:

Detect the total residual power of the battery; when the total residual power is less than or equal to the battery replacement value, obtain the geographic location information of the electric vehicle; and when the total residual power is less than or equal to the battery replacement value, transmit the information of the electric vehicle owner, the total residual power and Geographical information.

The servo processor of the server is used to execute each servo instruction; and the servo storage device of the server is used to store multiple servo instructions corresponding to the information of the owner of the electric vehicle and the contact information of the owner. The servo instructions are loaded by the servo processor And execute:

Receive electric vehicle owner information, total residual power, and geographic location information from the electric vehicle; calculate a first range distance based on the total residual power; generate a query range based on the first range distance and geographic location information; query at least one of the query ranges Battery replacement station information; query the corresponding owner's contact information based on the information of the electric vehicle owner; and send the battery replacement station information according to the owner's contact information.

The device processor of the electronic device is used to execute various device instructions; and the device storage device of the electronic device is used to store multiple device instructions, and the device instructions are loaded and executed by the device processor:

Receive battery replacement station information from the server; and display battery replacement station information on the electronic map.

The method for querying a battery replacement station of an electric vehicle disclosed in the present invention includes the following steps:

First, provide an electric vehicle with at least one battery and store the information of the owner of the electric vehicle; then, the electric vehicle detects the total residual power of the battery; then, when the total residual power is less than or equal to the battery replacement value, the electric vehicle acquires the geographic location of the electric vehicle Location information; then, when the total remaining power is less than or equal to the battery replacement value, the electric vehicle transmits information about the owner of the electric vehicle, the total remaining power, and the geographic location information; Then, the server receives electric vehicle owner information, total residual power, and geographic location information from the electric vehicle; then, the server calculates a first range distance based on the total residual power; then, the server calculates the first range distance and geographical information The location information generates a query range; then, the server queries at least one battery replacement station information in the query range; then, the server queries the corresponding owner contact information according to the electric vehicle owner information; then, the server contacts the owner according to the owner Information sending battery replacement Information to the electronic device; Next, the electronic device from the information server receives the battery exchange station; Finally, the electronic device displays the battery exchange station information in the electronic map.

The system and method disclosed in the present invention are as described above. The difference from the prior art is that the server receives electric vehicle owner information, total residual power, and geographic location information from the electric vehicle, and calculates the first range distance based on the total residual power. The first range distance and geographic location information generate a query range, and query the battery replacement station information in the query range to provide the battery replacement station information to the electronic device for display on the electronic map.

Through the above technical means, the present invention can achieve the technical effect of providing battery replacement station information to facilitate the owner of the electric vehicle to perform battery replacement.

In the following, the embodiments of the present invention will be described in detail with reference to the drawings and examples, so as to fully understand and implement the implementation process of how the present invention applies technical means to solve technical problems and achieve technical effects.

In the following, an embodiment will be used to explain the operation system and method of the present invention, and please refer to "Figure 1", "Figure 2A", "Figure 2B" and "Figure 3" at the same time. FIG. 1 is a system block diagram of a battery replacement station query system for an electric vehicle according to the present invention; FIG. 2A and FIG. 2B are flowcharts of a method for querying a battery replacement station for an electric vehicle according to the present invention; "Figure 3" is a schematic diagram showing the architecture of the battery replacement station inquiry system of an electric vehicle according to the present invention.

The battery replacement station query system for an electric vehicle disclosed in the present invention includes: an electric vehicle 10, a server 20, and an electronic device 30. The electric vehicle 10 further includes: a vehicle processor 11 and a vehicle storage device 12; the server 20 further includes : The servo processor 21 and the servo storage device 22; the electronic device 30 further includes: a device processor 31 and a device storage device 32.

At least one battery is installed in the electric vehicle 10, and the battery is used to drive the electric vehicle 10. The vehicle processor 11 of the electric vehicle 10 is used to execute various vehicle instructions; and the vehicle storage device 12 of the electric vehicle 10 is used to store multiple batteries. Each vehicle instruction stores the electric vehicle owner information 41 (step 101), and the vehicle instruction is loaded and executed by the vehicle processor 11:

The electric vehicle 10 detects the total remaining power 42 of the battery used by the electric vehicle 10 (step 102). Specifically, assuming that the electric vehicle 10 uses only one battery, the total remaining power 42 of the battery detected by the electric vehicle 10 is a single battery. Assume that the electric vehicle 10 uses multiple batteries, and the electric vehicle 10 detects the total remaining power 42 of the battery, which is the sum of the remaining power of each battery.

The electric vehicle 10 obtains the geographic position information 43 of the electric vehicle 10 when the total residual power 42 is less than or equal to the battery replacement value (step 103). The aforementioned geographic position information 43 is, for example, global positioning coordinates ... It is only an example, and does not limit the application scope of the present invention. The foregoing battery replacement value is stored in the vehicle storage device 12 of the electric vehicle 10 in advance. The battery replacement value is provided for the electric vehicle 10 for subsequent processing. Threshold.

In addition, when the electric vehicle 10 has a total residual power 42 less than or equal to the battery replacement value, the electric vehicle 10 can further display the indicator lamp number of the electric vehicle 10's battery that needs to be replaced on the dashboard of the electric vehicle 10. The owner of the display of the signal can know that the battery of the electric vehicle 10 needs to be replaced.

After obtaining the geographic location information of the electric vehicle 10, the electric vehicle 10 establishes a connection with the server 20 through a wireless transmission method. The foregoing wireless transmission methods are, for example, Wi-Fi, mobile communication network, etc., which are only examples here. In other words, this does not limit the application scope of the present invention. After the electric vehicle 10 establishes a connection with the server 20 through a wireless transmission method, the electric vehicle 10 can include electric vehicle owner information 41, total residual power 42 and geographical location. The message 43 is transmitted to the server 20 (step 104).

The servo processor 21 of the server 20 is used to execute each servo instruction; and the servo storage device 22 of the server 20 is used to store a plurality of servo instructions, correspondingly storing the electric vehicle owner information and the owner contact information (step 105) The servo instruction is loaded and executed by the servo processor:

After the server 20 receives the electric vehicle owner information 41, the total remaining power 42 and the geographic location information 43 from the electric vehicle 10 (step 106), the server 20 calculates a first range distance based on the total remaining power (step 107) .

Specifically, the correspondence between the power value and the driving distance is stored in the servo storage device 22 of the server 20 in advance. Assume that the driving distance corresponding to 1% of the power is 1 km. When the total remaining power is 20%, the server 20 uses Half of the total remaining power is 20% of the calculated reference value. The first range distance calculated by the server 20 is 10 kilometers (that is, 1 times 10); or the driving distance corresponding to 1% of the power is assumed. It is 500 meters. When the total residual power is 20%, the server 20 uses a quarter of the total residual power as a quarter to calculate the reference value as 5% power. The first range distance calculated by the server 20 is 2.5 kilometers (that is, 0.5 times 5) is for illustration only, and does not limit the application scope of the present invention.

After the server 20 calculates the first range distance based on the total remaining power, the server 20 further generates a query range based on the first range distance and the geographic location information 43 (step 108). Specifically, assuming that the query range is a rectangular range, The server 20 calculates the global positioning coordinates of the four vertices of the rectangular range based on the geographic location information 43 and the first range distance. The calculated rectangular range of the global positioning coordinates of the four vertices is the query range; assuming the query range is The circular range. The server 20 will use the geographic location information 43 as the center of the circle, and the circular range of the global positioning coordinates formed by the radius of the first range will be the query range. The aforementioned query range includes geometric shapes and custom shapes. This is for illustration only, and does not limit the application scope of the present invention.

After the server 20 generates the query range using the first range distance and the geographic location information 43, the server 20 can query at least one battery replacement station information 44 in the query range (step 109). The foregoing battery replacement station information 44 includes There are names, location coordinates, etc., which are just examples here, and do not limit the application scope of the present invention. Specifically, if the location coordinates in the battery replacement station information 44 are located on the edge or inside of the query range, , The battery replacement station information 44 will be queried by the server 20. If the position coordinates in the battery replacement station information 44 are not located on the edge or inside of the query range, the battery replacement station information 44 will not be queried by the server 20. .

It is worth noting that if the server 20 cannot query at least one battery replacement station information 44 from the query range, the server 20 will further calculate the second range distance based on the total remaining power, where the second range distance is greater than the first Range distance.

Specifically, the correspondence between the power value and the driving distance is stored in the servo storage device 22 of the server 20 in advance. Assume that the driving distance corresponding to 1% of the power is 1 km. When the total remaining power is 20%, the server 20 uses Three-quarters of the total remaining power is 20% of the calculated base value is 15% of the power. The second range distance calculated by the server 20 is 15 kilometers (that is, 1 times 15); or assuming that 1% of the power corresponds The driving distance is 500 meters. When the total residual power is 20%, the server 20 uses half of the total residual power as 20% to calculate the reference value as 10% power. The second range distance calculated by the server 20 is 5 kilometers (that is, 0.5 times 10), which is for illustration only and does not limit the application scope of the present invention.

After the server 20 calculates the second range distance based on the total residual power, the server 20 will further replace the first range distance with the second range distance and cooperate with the geographic location information 43 to generate a query range. Specifically, it is assumed that the query range is rectangular. Range, the server 20 will calculate the global positioning coordinates of the four vertices of the rectangular range based on the geographic location information 43 and the second range distance, and the calculated rectangular range of the global positioning coordinates of the four vertices will be the query range; suppose the query The range is a circular range. The server 20 will use the geographic location information 43 as the center of the circle, and the second range distance will be the radius of the global positioning coordinates. The circular range is the query range. The aforementioned query range includes geometric shapes and custom The shape is merely an example here, and does not limit the application scope of the present invention.

When the server 20 replaces the first range distance with the second range distance and generates a query range with the geographic location information 43, the server 20 can query at least one battery replacement station information 44 in the query range. Specifically, if the battery is replaced When the position coordinates in the station information 44 are on the edge or inside of the query range, the battery replacement station information 44 will be queried by the server 20. If the position coordinates in the battery replacement station information 44 are not on the edge or inside of the query range, , The battery replacement station information 44 will not be queried by the server 20.

It is worth noting that if the server 20 cannot query at least one battery replacement station information 44 from the query range, it will perform the aforementioned second range distance calculation, query range generation, and at least one battery replacement station information again. 44 until at least one battery replacement station information 44 is queried.

After at least one battery replacement station information 44 is queried by the server 20, the server 20 will then query the owner's contact information according to the information of the electric vehicle owner (step 110). The aforementioned owner's contact information includes the owner's name , Owner phone, owner device identification code, etc. The aforementioned owner device identification codes are, for example, media access control address (MAC address), international mobile equipment identification code (IMEI), etc., which are only examples here. In other words, this does not limit the application scope of the present invention.

After the server 20 queries the owner's contact information correspondingly according to the electric vehicle owner information 41, the server 20 can establish a connection with the corresponding electronic device 30 through the wired transmission method or the wireless transmission method according to the owner contact information. The electronic device 30 is, for example, a computer, a notebook computer, a smart phone, etc. The aforementioned wired transmission method is, for example, a cable network, an optical fiber network, etc., and the aforementioned wireless transmission method is, for example, Wi-Fi, a mobile communication network, etc. For example, this is only an example, and does not limit the application scope of the present invention, so that the server 20 transmits the battery replacement station information 44 to the corresponding electronic device 30 (step 111).

The device processor 31 of the electronic device 30 is used to execute various device instructions; and the device storage device 32 of the electronic device 30 is used to store multiple device instructions, and the device instructions are loaded and executed by the device processor 31:

After receiving the battery replacement station information 44 (step 112) from the server 20, the electronic device 30 can display the battery replacement station information 44 on the electronic map according to the battery replacement station information 44 (step 113), thereby providing the owner with information A nearby battery replacement station enables the battery of the electric vehicle 10 to be replaced.

It is worth noting that the server 20 can also send geographic location information 43 to the corresponding electronic device 30. After receiving the geographic location information 43 from the server 20, the electronic device 30 can display the geographic location on the electronic map according to the geographic location information 43 The location information 43, when the electric vehicle 10 is stolen, the geographic location information 43 displayed on the electronic map can be used to obtain the geographic location of the electric vehicle 10, thereby providing the purpose of theft prevention and theft recovery of the electric vehicle 10.

When the server 20 queries at least one battery replacement station information 44, the server 20 may further calculate a driving distance from the geographical location information 43 to each of the battery replacement station information 44.

Specifically, assuming that the geographic location information 43 and the battery replacement station information 44 are located in the same driving direction, the shortest path path planning technology is used to find the shortest route from the geographic location information 43 to the battery replacement station information 44 and calculate the shortest path The total route distance is the driving distance from the geographical location information 43 to the battery replacement station information 44; or assuming that the geographical location information 43 and the battery replacement station information 44 are in different driving directions, you need to find the battery replacement station information 44 nearby The shortest path path planning technology is used to find the shortest path from the geographic information 43 to the battery replacement station information 44 and calculate The total path distance of the shortest path is the driving distance from the geographic location information 43 to the battery replacement station information 44. This is only an example here and does not limit the application scope of the present invention.

After the server 20 calculates the driving distance from the geographic location information 43 to each battery replacement station information 44, the server 20 can further calculate the power consumption of each driving distance. For the power consumption of the driving distance, please refer to the above section. The corresponding relationship between the power value and the driving distance in one range distance or the second range distance can be calculated, and details are not described herein again.

After the server 20 calculates the power consumption of each driving distance, the server 20 can select the battery replacement station information 44 corresponding to the minimum power consumption, and the server 20 can transmit the selected battery replacement station information 44 to The corresponding electronic device 30 provides the owner with the shortest path and the lowest power consumption information 44 to replace the battery of the electric vehicle 10.

When the total residual power 42 of the electric vehicle 10 is less than or equal to the battery replacement value, the electric vehicle 10 further detects the voltage 45 and current 46 of the battery. After the electric vehicle 10 detects the voltage 45 and current 46 of the battery, the electric vehicle 10 may The voltage 45 and current 46 of the battery are transmitted to the server 20.

After the server 20 receives the voltage 45 and current 46 of the battery from the electric vehicle 10, the server 20 can query the clock adjustment parameter 47 of the vehicle processor 11 according to the total residual power 42, the voltage 45 and the current 46. Specifically, In the servo storage device 22 of the server 20, the correspondence between the total residual power 42, the voltage 45, the current 46, and the clock adjustment parameter 47 is stored in advance, and the server 20 can then use the total residual power 42, the voltage 45, and the current 46 to correspond. To find the corresponding clock adjustment parameter 47.

After the server 20 inquires the clock adjustment parameter 47 of the vehicle processor 11 based on the total residual power 42, the voltage 45 and the current 46, the server 20 can transmit the clock adjustment parameter 47 to the electric vehicle 10. After the server 20 receives the clock adjustment parameter 47, the vehicle processor 11 of the electric vehicle 10 can adjust the working clock of the vehicle processor 11 according to the clock adjustment parameter 47 to save battery power consumption.

In summary, it can be seen that the difference between the present invention and the prior art lies in that the server receives electric vehicle owner information, total residual power, and geographic location information from the electric vehicle, and calculates a first range distance based on the total residual power. The range distance and the geographic location information generate a query range, and query the battery replacement station information in the query range to provide the battery replacement station information to the electronic device for display on the electronic map.

This technical method can solve the problem that it is not easy to find the battery replacement station when the electric vehicle needs to replace the battery in the prior art, so as to achieve the technical effect of providing the information of the battery replacement station so that the owner of the electric vehicle can perform the battery replacement.

Although the embodiments disclosed in the present invention are as described above, the content is not intended to directly limit the patent protection scope of the present invention. Any person with ordinary knowledge in the technical field to which the present invention pertains may make some changes in the form and details of implementation without departing from the spirit and scope disclosed by the present invention. The scope of patent protection of the present invention must still be defined by the scope of the attached patent application.

10‧‧‧ Electric vehicles

11‧‧‧ Vehicle Processor

12‧‧‧Vehicle storage device

20‧‧‧Server

21‧‧‧Servo Processor

22‧‧‧Servo storage device

30‧‧‧Electronic device

31‧‧‧device processor

32‧‧‧device storage device

41‧‧‧ Electric Vehicle Owner Information

42‧‧‧Total residual power

43‧‧‧Geographic information

44‧‧‧ Battery Replacement Station Information

45‧‧‧Voltage

46‧‧‧Current

47‧‧‧Clock adjustment parameters

Step 101‧‧‧ Provide an electric vehicle with at least one battery and storing information of the electric vehicle owner

Step 102‧‧‧ Electric vehicle detects the total remaining power of the battery

Step 103‧‧‧ When the total residual power is less than or equal to the battery replacement value, the electric vehicle obtains the geographic location information of the electric vehicle

Step 104‧‧‧ When the total residual power is less than or equal to the battery replacement value, the electric vehicle transmits the information of the electric vehicle owner, the total residual power, and the geographic location information

Step 105‧‧‧ provides a server that stores the information of the owner of the electric vehicle and the contact information of the owner.

Step 106‧‧‧ The server receives the electric vehicle owner information, the total remaining power, and the geographic location information from the electric vehicle

Step 107‧‧‧ The server calculates the first range distance based on the total remaining power

Step 108‧‧‧ The server generates a query range based on the first range distance and the geographic location information

Step 109‧‧‧ The server queries at least one battery replacement station information in the query range

Step 110‧‧‧ The server queries the corresponding owner contact information according to the information of the owner of the electric vehicle

Step 111‧‧‧ The server sends the battery replacement station information to the electronic device according to the owner contact information

Step 112‧‧‧ The electronic device receives the battery replacement station information from the server

Step 113‧‧‧ The electronic device displays the battery replacement station information on the electronic map

FIG. 1 is a system block diagram of a battery replacement station query system for an electric vehicle according to the present invention. FIG. 2A and FIG. 2B are flowcharts of a method for querying a battery replacement station of an electric vehicle according to the present invention. FIG. 3 is a schematic structural diagram of a query system for a battery replacement station of an electric vehicle according to the present invention.

Claims (8)

An inquiry system for a battery replacement station of an electric vehicle includes: an electric vehicle, the electric vehicle is provided with at least one battery, the electric vehicle further comprises: a vehicle processor for executing each vehicle instruction; and a vehicle storage A device for storing a plurality of vehicle instructions and storing information of an electric vehicle owner, the vehicle instructions being loaded and executed by the vehicle processor: detecting a total residual power of the battery; when the total residual power is less than When it is equal to the battery replacement value, a geographical location information of the electric vehicle is obtained; when the total residual power is less than or equal to the battery replacement value, the information of the electric vehicle owner, the total residual power, and all The geographic location information; when the total residual power is less than or equal to the battery replacement value, detecting a voltage and a current of the battery; transmitting the voltage and the current of the battery; receiving a clock adjustment parameter ; And adjusting the working clock of the vehicle processor according to the clock adjustment parameters to save power consumption of the battery; a server, all The server further includes: a servo processor for executing each servo instruction; and a servo storage device for storing a plurality of servo instructions, correspondingly storing the electric vehicle owner information and an owner contact information, the servo The instructions are loaded and executed by the servo processor: receiving the electric vehicle owner information, the total residual power, and the geographic location information from the electric vehicle; calculating a first range distance based on the total residual power Generating a query range based on the first range distance and the geographic location information; querying at least one battery replacement station information in the query range; querying the corresponding owner according to the electric vehicle owner information Contact information; sending the battery replacement station information according to the owner contact information; receiving the voltage and the current of the battery from the electric vehicle; based on the total residual power, the voltage and the current Querying the clock adjustment parameters of the vehicle processor; and sending the clock adjustment parameters to the electric vehicle; An electronic device, the electronic device further includes: a device processor for executing each device instruction; and a device storage device for storing a plurality of device instructions, the device instructions are loaded and executed by the device processor : Receiving the battery replacement station information from the server; and displaying the battery replacement station information in an electronic map. According to the battery replacement station query system of the electric vehicle according to item 1 of the patent application scope, wherein the servo processor further includes loading and execution: when at least one battery replacement station information cannot be queried in the query range, according to A second range distance is calculated from the total remaining power; and the first range distance is replaced by the second range distance, and the query range is repeatedly generated until the battery replacement station is found in the query range. Information. The battery replacement station query system for an electric vehicle according to item 1 of the patent application scope, wherein the servo processor further includes loading and executing: calculating at least one vehicle distance from the geographic location information to the battery replacement station information Calculating the power consumption of the driving distance; selecting the battery replacement station information corresponding to the minimum power consumption; and sending the selected battery replacement station information according to the owner contact information. The battery replacement station query system for an electric vehicle according to item 1 of the scope of the patent application, wherein the device processor loads and executes: receiving the geographic location information from the server; and displaying the information on the electronic map. The geographic location information and the battery replacement station information. An inquiry method for a battery replacement station of an electric vehicle includes the following steps: providing an electric vehicle provided with at least one battery and storing information of an electric vehicle owner; the electric vehicle detecting a total residual power of the battery; When the total residual power is less than or equal to the battery replacement value, the electric vehicle obtains a geographic location information of the electric vehicle; when the total residual power is less than or equal to the battery replacement value, the electric vehicle transmits the Electric vehicle owner information, the total residual power, and the geographic location information; when the total residual power is less than or equal to the battery replacement value, the electric vehicle detects a voltage and a current of the battery; The electric vehicle transmits the voltage and the current of the battery; provides a server corresponding to storing information of the electric vehicle owner and contact information of an owner; the server receives the battery from the electric vehicle The voltage and the current; the server receives the electric vehicle owner information, the total residual from the electric vehicle And the geographic location information; the server calculates a first range distance based on the total remaining power; the server generates a query range based on the first range distance and the geographic location information; the The server queries at least one battery replacement station information in the query range; the server queries the corresponding contact information of the owner according to the information of the electric vehicle owner; the server according to the total remaining power , The voltage and the current query a clock adjustment parameter of the vehicle processor; the server sends the clock adjustment parameter to the electric vehicle; the electric vehicle adjusts according to the clock adjustment parameter The working clock of the vehicle processor saves the power consumption of the battery; the server sends the battery replacement station information to an electronic device according to the owner contact information; the electronic device starts from the server Receiving the battery replacement station information; and the electronic device displaying the battery replacement station information in an electronic map. The method for querying a battery replacement station of an electric vehicle according to item 5 of the scope of the patent application, wherein the method for querying a battery replacement station of an electric vehicle further includes the following steps: when the server cannot query at least the query range, When a battery replacement station information is obtained, a second range distance is calculated based on the total remaining power; and the server replaces the first range distance with the second range distance, and repeatedly generates the query range until Until the battery replacement station information is queried in the query range. The method for querying a battery replacement station of an electric vehicle according to item 5 of the scope of patent application, wherein the method for querying a battery replacement station of an electric vehicle further includes the following steps: the server calculates the geographic location information to the battery At least one line of travel distance for changing station information; the server calculating the power consumption of the travel distance; the server selecting the battery replacement station information corresponding to the minimum power consumption; and the server based on the The owner contact information sends the selected battery replacement station information. The method for querying a battery replacement station of an electric vehicle according to item 5 of the scope of patent application, wherein the method for querying a battery replacement station of an electric vehicle further includes the following steps: the electric vehicle receives the geographic location information from the server ; And the electric vehicle displays the geographic location information and the battery replacement station information in the electronic map.