A kind of real-time management system and its application method based on shared automobile course continuation mileage
Technical field
The present invention relates to a kind of shared automobile management systems, and in particular to a kind of based on the real-time of shared automobile course continuation mileage
Management system and its application method.
Background technique
In recent years, the development for sharing automobile causes more and more concerns, in terms of middle-long distance trip, shared automobile with
The advantages of by means of convenient and efficient, low-carbon environment-friendly, also gradually obtains the favor of people.But since shared automobile market is still immature at present
And corresponding management system is still not perfect, and shared automobile is caused to encounter many problems during actual use, such as
Traveling on the way, automobile can often occur because not enough power supply is to travel to neighbouring charging pile due to event that midway is cast anchor, this is not only
Will cause bad riding experience, can also carry out hidden danger to the safety belt of user, therefore, how to solve automobile on the way because of electricity not
Foot and just seem necessary to the problem of not neighbouring charging pile.
2015, Sun Dajun proposed a kind of judgement generation in the document that Chinese Patent Application No. is 201510654575.X
The method for walking vehicle remaining capacity operating range.This method is by precalculating the maximum linear distance that remaining capacity can travel, so
An optional range of destination address delimited afterwards, remind user to fill in advance when the destination selected by the user exceeds the range
Electricity, this method can be to avoid there is a situation where be trapped on the way because of not enough power supply.But route when due to automobile actual travel
And non-rectilinear, therefore this method can not thoroughly solve the case where automobile casts anchor on the way.
A kind of calculating electric car continuation of the journey is proposed in the document that for another example Chinese Patent Application No. is 201110174612.9
Mileage management system and work method.This method is by obtaining the current location information of vehicle, practical current traffic information, average
The power loss information of vehicle speed data, the remaining capacity of battery and various vehicle components, so that the course continuation mileage of automobile is calculated,
This method can help user to make rational planning for stroke, improve the riding experience of user.But this method does not ensure that automobile exists
The moment can travel to nearest charging pile traveling on the way, the possibility for still having midway to cast anchor.
Summary of the invention
For above-mentioned existing deficiency, the present invention proposes a kind of reality preventing shared automobile and casting anchor halfway due to not enough power supply
When management system.
A kind of real-time management system and its application method based on shared automobile course continuation mileage of the present invention passes through following scheme
It realizes:
A kind of real-time management system based on shared automobile course continuation mileage, including cell phone client, shared automobile information are adopted
Collect module, server memory module, monitoring server module and server control module;
The cell phone client is for by trip purpose P, the automobile c of user's selectione, terminal charging pile akAnd it is selected
Good traffic path BmIt is sent to server memory module, while the alarm command for receiving server control module transmission;
The shared automobile information acquisition module includes for obtaining the acceleration transducer of pickup a, for obtaining
Take the temperature sensor of battery ambient temperature T, the obliquity sensor for obtaining road grade α, for obtaining remaining battery electricity
Measure EBTBattery detection module, for calculate traveling energy coefficient δ electrical equipment monitoring modular, for storing electric efficiency
ηmc, motor drive efficiency etar, light weight m and cell discharge efficiency ηqVehicle-mounted memory module, and it is continuous for calculating vehicle
The vehicle computing unit of boat mileage;Automobile course continuation mileage is sent to server by server memory module by vehicle computing unit
Monitoring modular;
The server memory module is used for the letter received from cell phone client and shared automobile information acquisition module
Breath, together with charging pile position a has been stored in advancei(i=1,2 ... n) is sent to monitoring server module together;
The monitoring server module is for receiving the information that server memory module sends over, while real-time monitoring is total
Enjoy the position of automobile and with this come the remaining mileage for calculating this traveling in real time and shared automobile to the road of nearest charging pile around
Journey, and the remaining mileage of this traveling and the distance of shared automobile to charging pile nearest around that are calculated are sent in real time
To server control module;
For the server control module for receiving the information that monitoring server module sends over, real-time judge automobile is continuous
The size relation navigated between mileage, distance three of this remaining distance and automobile for travelling apart from nearest charging pile, and
Corresponding instruction is sent to cell phone client according to Predistribution Algorithm.
Further, the cell phone client is the mobile phone for being mounted with shared automobile APP.
A kind of technical solution of method of the invention are as follows: use of the real-time management system based on shared automobile course continuation mileage
Method, comprising the following steps:
Step 1: user passes through cell phone client for the shared automobile c of selectione, terminal charging pile akAnd travel route Bm
It is sent to server memory module;
Step 2: sharing automobile information acquisition module for automobile course continuation mileage StIt is sent to server memory module in real time;
Step 3: server memory module is by the information received from upper two steps together with pre-stored charging pile position
Confidence ceases ai(i=1,2..n) it is sent to monitoring server module together;
Step 4: the remaining distance R of this traveling of monitoring server module real-time monitoringt, automobile ceApart from nearest charging
Stake ajDistance Lmin, while by Rt、LminAnd StIt is sent to server control module;
Step 5: server control module is according to Rt、Lmin、StBetween size relation, according to preset algorithm to mobile phone visitor
Family end sends and correspondingly instructs.
Further, the detailed process of the step 1 are as follows:
Step 1.1: user is requested by the shared automobile APP transmission in cell phone client with vehicle;
Step 1.2: server memory module pushes the shared automobile c near user to useri(i=1,2..n);
Step 1.3: user selects a vehicle ceAs trip automobile;
Step 1.4: user passes through the position that the shared automobile APP in cell phone client inputs travel destination P;
Step 1.5: server memory module pushes the charging pile a near P to useri(i=1,2..n);
Step 1.6: user selects a charging pile as terminal charging pile ak;
Step 1.7: server memory module plans ceTo akRoute Bi(i=1,2,3);
Step 1.8: user selects a route BmAs traffic path;
Step 1.9: the traffic path B that user is selectedmIt is sent to server memory module.
Further, the detailed process of the step 2 are as follows:
Step 2.1: the acceleration transducer in shared automobile information acquisition module acquires the acceleration a of vehicle in real time, inclines
Angle transducer acquires road grade α in real time, and temperature sensor acquires battery ambient temperature T in real time, and by its output in real time to vehicle
Carry computing unit;
Step 2.2: the battery detection module in shared automobile information acquisition module is responsible for the surplus of real-time monitoring automobile batteries
Remaining electricity EBT, and pass through CAN bus for EBTIt is sent to vehicle computing unit, E in real timeBTCircular be with battery
Gross energy is obtained multiplied by the SOC value of battery;
Step 2.3: sharing making for the electrical equipment monitoring modular real-time monitoring car electric appliance in automobile information acquisition module
With situation, and define according to different service conditions the value of traveling energy coefficient δ;
Step 2.4: automobile batteries and motor are stored in the vehicle-mounted memory module in shared automobile information acquisition module
Some parameter informations, comprising: battery average discharge efficiency ηq, motor controller efficiency etamc, light weight m and motor pass
Efficiency of movement ηr, above- mentioned information are sent to vehicle computing unit by CAN bus by vehicle-mounted memory module;
Step 2.5: pickup a that vehicle computing unit is arrived according to real-time reception, road grade α, remaining battery electricity
Measure EBT, traveling energy coefficient δ and battery average discharge efficiency ηq, motor controller efficiency etamcWith motor drive efficiency etar,
According to formula
To calculate the course continuation mileage S of automobilet, course continuation mileage S that vehicle computing unit will be calculatedtIt is sent to clothes in real time
Business device memory module.
Further, the step 2.3 specifically: when being not only not switched on air-conditioning but also being not switched on vehicle-mounted multimedia equipment, take δ=
0.95;When opening vehicle-mounted multimedia equipment and do not open air-conditioning, δ=0.9 is taken;When opening on-board air conditioner is not switched on vehicle-mounted more
When media device, δ=0.8 is taken;When not only opening air-conditioning but also opening vehicle-mounted multimedia equipment, δ=0.75 is taken;And the value of δ is sent out
Give vehicle computing unit.
Further, the detailed process of the step 4 are as follows: monitoring server module handle receives shared automobile course continuation mileage St
Value multiplied by a safety coefficient 0.8, and by 0.8StIt is sent to server control module;It calculates in real time in route B simultaneouslymUpper ce
To akRemaining distance Rt, and by RtIt is sent to server control module;Monitoring is with ceFor the center of circle, StFor filling in the range of radius
Electric stake ai(i=1,2..n) is to ceDistance Li(i=1,2..n), and by LiIn minimum value LminWith corresponding charging pile aj(j
=1,2..n) position be sent to server control module.
Further, the detailed process of the step 5 are as follows: server control module is according to receiving multiplied by safety coefficient
Course continuation mileage 0.8St, in driving process to the distance L of nearest charging pileminAnd in selected route BmThe remaining road of upper traveling
Journey RtBetween size relation, different instructions is sent to cell phone client, specially works as 0.8StMore than or equal to LminWhen, judgement
RtIt whether is 0, if RtIt is not 0, then return step 4, if RtIt is 0, then user is in akPlace returns the car, and terminates to drive;Work as 0.8StIt is less than
LminWhen, judge whether j and k is equal, if j is equal to k, judges RtIt whether is 0, if RtIt is not 0, then return step 4, if RtIt is 0, then
User is in akPlace returns the car, and terminates to drive;If j is not equal to k, warning message is sent to cell phone client, user is reminded to sail in time
To nearest charging pile ajPlace's charging, and in ajPlace changes a vehicle and carries out relay traveling, later return step 1.
The invention has the benefit that
1, the present invention is travelled by the distance and residue for comparing automobile course continuation mileage, automobile to nearest charging pile in real time
Size relation between mileage, further according to preset algorithm, when discovery automobile course continuation mileage will be not enough to travel to nearest
When charging pile, warning message is sent to user terminal, reminds user to be driven towards at nearest charging pile in time, there is hair when solving instantly
The problem of raw shared automobile is cast anchor halfway due to not enough power supply provides guarantee for the safety trip of user;
2, the present invention is by defining vehicle driving coefficient, real-time monitoring battery status and introducing acceleration and road slope
The parameters such as degree, so that more accurate reliable to the calculating of automobile boat mileage;
3, compared with directly calculating automobile to the linear distance between charging pile in existing patent, the present invention by advising in real time
The route for drawing automobile to neighbouring charging pile, so that more accurate to the calculating of automobile to the distance between charging pile;
4, in the preset algorithm of the present invention, by defining safety coefficient, prevent automobile encounter in the process of moving traffic congestion, around
Road etc. may additionally consume the emergency case of electricity, it is ensured that automobile will not cast anchor midway due to electricity exhausts.
Detailed description of the invention
Fig. 1 is a kind of real-time management system and its application method hardware relational graph based on shared automobile course continuation mileage;
Fig. 2 is a kind of real-time management system and its application method operational flow diagram based on shared automobile course continuation mileage.
Specific embodiment
Below by way of specific embodiment, present invention is further described in detail.
As shown in Figure 1, a kind of real-time management system based on shared automobile course continuation mileage of the present invention by cell phone client, altogether
Enjoy automobile information acquisition module, server memory module, monitoring server module and server control module composition.Wherein
Shared automobile information acquisition module by sensor module, battery detection module, electrical equipment monitoring modular, vehicle-mounted memory module with
And vehicle computing unit composition.
Cell phone client is that the smart phone of shared automobile APP is housed, for the information exchange between user and server,
Be embodied in select vehicle link receive user with vehicle request and location information, and send its information to server storage mould
Block sends destination locations P and terminal charging pile a to server memory modulekAnd when selecting vehicle and route to service
Device memory module sends the automobile c of user's selectioneTravel route Bm。
Sensor module in shared automobile information acquisition module includes that acceleration transducer, obliquity sensor and temperature pass
Sensor, wherein acceleration transducer is responsible for the acceleration a of acquisition vehicle in real time, and obliquity sensor is responsible for acquisition road grade in real time
α, temperature sensor are responsible for acquisition battery ambient temperature T in real time.Battery detection module is responsible for real-time monitoring battery dump energy value
EBT, electrical equipment monitoring modular is responsible for the electricity consumption situation of real-time monitoring car electrical equipment, and defines according to different electricity consumption feelings
Condition obtains different traveling energy coefficient δ, and some parameter informations of battery and motor are stored in vehicle-mounted memory module, specific to wrap
Include the average discharge efficiency η of batteryq, motor transmission efficiency η r, light weight m and motor controller efficiency etamc.Sensor
The input for exporting connection vehicle computing unit of module, battery detection module, electrical equipment monitoring modular and vehicle-mounted memory module,
Vehicle computing unit calculates the value of automobile course continuation mileage St according to collected information in real time according to formula, vehicle computing unit
The St obtained after calculating is transferred to server storage memory module by the input of output connection server storage module.
The c that server memory module will receivee、ak、St、BmEtc. information and pre-stored all charging piles position
Information ai(i=1,2..n) it is sent to monitoring server module in real time.
Monitoring server module is according to the c receivede、Bm、akThe remaining distance Rt of this traveling is calculated in real time, while real
When monitoring automobile to nearest charging pile nearby distance Lmin, and mark corresponding charging pile position aj, monitoring server module
Output connection server control module input, and by the St and L that is calculatedmin, the information such as Rt be sent to server control
Module.
The S that server control module is arrived according to real-time receptiont、Rt、Lmin、ajEtc. information judge vehicle whether can travel to
Nearest charging pile ajPlace, and corresponding instruction is sent to cell phone client.
As shown in Fig. 2, Fig. 2 is a kind of real-time management system flow chart based on shared automobile course continuation mileage, it is divided into user
Selection calculates in real time and controls three links such as judgement.
The following are the detailed process step of Fig. 2, be classified into user select link, calculate link in real time, control judges link
It is described in detail three parts.
Step 1, user selects link:
Step 1.1: user is requested by the shared automobile APP transmission in cell phone client with vehicle.
Step 1.2: server memory module pushes the shared automobile c near user to useri(i=1,2..n).
Step 1.3: user selects a vehicle ceAs trip automobile.
Step 1.4: user passes through the position that the shared automobile APP in cell phone client inputs travel destination P.
Step 1.5: server memory module pushes the charging pile a near P to useri(i=1,2..n).
Step 1.6: user selects a charging pile as terminal charging pile ak。
Step 1.7: servers' layout ceTo akRoute Bi(i=1,2,3).
Step 1.8: user selects a route BmAs traffic path.
Step 1.9: the traffic path B that user is selectedmIt is sent to server memory module.
Step 2, link is calculated in real time:
Step 2.1: the acceleration transducer in shared automobile information acquisition module acquires the acceleration a of vehicle in real time, inclines
Angle transducer acquires road grade α in real time, and temperature sensor acquires battery ambient temperature T in real time, and by its output in real time to vehicle
Carry computing unit.
Step 2.2: the battery detection module in shared automobile information acquisition module is responsible for the surplus of real-time monitoring automobile batteries
Remaining electricity EBT, and pass through CAN bus for EBTIt is sent to vehicle computing unit in real time.EBTCircular be with battery
Gross energy is obtained multiplied by the SOC value of battery, and wherein the value of SOC is entitled " a kind of using patent No. CN201611081052.1
Current integration method in the evaluation method of low-speed electronic vehicle lithium battery SOC " is calculated.
Step 2.3: sharing making for the electrical equipment monitoring modular real-time monitoring car electric appliance in automobile information acquisition module
With situation, and the value of traveling energy coefficient δ is defined according to different service conditions, specifically: when being not only not switched on air-conditioning but also not
When opening vehicle-mounted multimedia equipment, δ=0.95 is taken;When opening vehicle-mounted multimedia equipment and do not open air-conditioning, δ=0.9 is taken;When
When opening on-board air conditioner and being not switched on vehicle-mounted multimedia equipment, δ=0.8 is taken;It is set when not only opening air-conditioning but also opening vehicle mounted multimedia
When standby, δ=0.75 is taken;And the value of δ is sent to vehicle computing unit.
Step 2.4: automobile batteries and motor are stored in the vehicle-mounted memory module in shared automobile information acquisition module
Some parameter informations, comprising: battery average discharge efficiency ηq, motor controller efficiency etamc, light weight m and motor pass
Efficiency of movement ηr.Above- mentioned information are sent to vehicle computing unit by CAN bus by vehicle-mounted memory module.
Step 2.5: pickup a that vehicle computing unit is arrived according to real-time reception, road grade α, remaining battery electricity
Measure EBT, traveling energy coefficient δ and battery average discharge efficiency ηq, motor controller efficiency etamcWith motor drive efficiency etar,
According to formula
To calculate the course continuation mileage S of automobilet, course continuation mileage S that vehicle computing unit will be calculatedtIt is sent to clothes in real time
Business device memory module.
Control judges link:
Step 3: the trip automobile c that server memory module will be received from cell phone cliente(e=1,2..n), terminal
Charging pile ak(k=1,2..n), travel route Bm(m=1,2,3), and the St etc. received from shared automobile information acquisition module
Information is sent to monitoring server module.
Step 4: monitoring server module handle receives shared automobile course continuation mileage StValue multiplied by a safety coefficient
0.8, and by 0.8StIt is sent to server control module;It calculates in real time in route B simultaneouslymUpper ceTo akRemaining distance Rt, and will
RtIt is sent to server control module;Monitoring is with ceFor the center of circle, StFor the charging pile a in the range of radiusi(i=1,2..n) is to ce
Distance Li(i=1,2..n), and by LiIn minimum value LminWith corresponding charging pile aj(j=1,2..n) position is sent to
Server control module.
Step 5: server control module is according to the course continuation mileage 0.8S multiplied by safety coefficient receivedt, driving process
In to nearest charging pile distance LminAnd in selected route BmThe remaining distance R of upper travelingtBetween size relation, to
Cell phone client sends different instructions, specially works as 0.8StMore than or equal to LminWhen, judge RtIt whether is 0, if RtIt is not 0, then
Return step 4, if RtIt is 0, then user is in akPlace returns the car, and terminates to drive;Work as 0.8StLess than LminWhen, judge whether j and k is equal,
If j is equal to k, R is judgedtIt whether is 0, if RtIt is not 0, then return step 4, if RtIt is 0, then user is in akPlace returns the car, and terminates to drive
It sails;If j is not equal to k, warning message is sent to cell phone client, user is reminded to drive towards nearest charging pile a in timejPlace is filled
Electricity, and in ajPlace changes a vehicle and carries out relay traveling, returns to user later and selects link.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.