CN115837918B - Safe oil consumption reduction method and system based on scientific uphill and downhill driving guidance of commercial vehicle - Google Patents
Safe oil consumption reduction method and system based on scientific uphill and downhill driving guidance of commercial vehicle Download PDFInfo
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Abstract
The invention provides a safe oil consumption reduction method and system based on scientific uphill and downhill driving guidance of a commercial vehicle, wherein the method comprises the following steps: collecting data to be analyzed of vehicle running in real time through vehicle-mounted terminal equipment; acquiring road conditions of the road reaching the front of the vehicle according to the longitude and latitude of the vehicle position and a pre-constructed road database, and giving a driving guidance voice prompt; judging whether the driving of the single uphill road condition and the continuous uphill road condition accords with the guidance prompt or not, and counting the guidance analysis data of the whole business trip according to the non-compliance driving information; according to the vehicle driving data to be analyzed corresponding to the road condition stage of the slope road reached from the front of each vehicle, calculating the travel analysis data of the whole business travel; and pushing the driving behavior analysis report generated according to the guidance analysis data and the journey analysis data and the corresponding scientific uphill and downhill guidance animation to the driver mobile terminal for visual display. The invention can not only conduct real-time targeted training and driving reminding, but also conduct driving behavior analysis and improving effect display.
Description
Technical Field
The invention relates to the technical field of driving behaviors, in particular to a safe oil consumption reduction method and system based on scientific uphill and downhill driving guidance of a commercial vehicle.
Background
The total amount of medium and heavy trucks is smaller in the domestic automobile conservation amount, but more than 60% of road transportation energy is consumed, and the fuel cost of one truck can reach more than 30% of the total cost in the operation process. Along with the continuous increase of sales and maintenance of trucks, the necessity and urgency of energy conservation and emission reduction in the truck industry are more remarkable. Meanwhile, the topography of China is complex and various, the high-speed ratio of mountain areas reaches 74.7% according to the statistical data, the road conditions of the uphill and downhill are the common conditions of commercial vehicles in the transportation process of the mountain areas, and the driving behavior of the uphill and downhill affects not only safe driving but also oil consumption.
At present, the training for driving behaviors on an uphill and a downhill is mostly based on oral teaching of new and old drivers or on-line and off-line driving behavior improvement training of a host factory, and mainly comprises the steps of displaying a visual chart of driving behaviors, face-to-face driving behavior training, vehicle knowledge and vehicle knowledge communication through a driver end APP, improving driving behavior skills of the uphill and the downhill of the drivers in a real lane driving guidance mode and the like, wherein the existing training method has application defects: 1) The visual chart training method of driving behavior requires drivers to master certain knowledge of the vehicles and machines of the commercial vehicles, and the visual chart has thicker statistical caliber granularity, so that the drivers are difficult to understand and apply; 2) The offline driving training is limited to factors such as manpower cost, time cost and the like of a host factory, and is difficult to fully cover and repeatedly train the driving behavior guidance of all drivers; 3) The method has the advantages that the method can not timely make targeted driving behavior reminding according to the current actual running scene of the vehicle, does not have a driving behavior improvement effect display way, and a driver can not simply and directly feel the value brought by driving behavior improvement, so that the training effect is weakened.
Disclosure of Invention
The invention aims to provide a safe oil consumption reduction method based on scientific uphill and downhill driving guidance of a commercial vehicle, which solves the application defect of the existing uphill and downhill driving behavior training, realizes real-time targeted training and driving reminding according to the actual running scene of the vehicle, can not only carry out full-staff training coverage on a driver, ensure driving safety and reduce oil consumption, but also carry out driving behavior analysis and improvement effect display, is convenient for the driver to simply and intuitively feel the value brought by driving behavior improvement, and improves the training effect.
In order to achieve the above objective, it is necessary to provide a safe fuel consumption reduction method and system based on a scientific uphill/downhill driving guidance of a commercial vehicle, aiming at the above technical problems.
In a first aspect, an embodiment of the present invention provides a method for safely reducing fuel consumption based on guidance of driving uphill and downhill in a commercial vehicle science, the method including the steps of:
collecting data to be analyzed of vehicle running in real time through vehicle-mounted terminal equipment; the data to be analyzed of the vehicle running comprises the longitude and latitude of the vehicle position, the accumulated running mileage of the vehicle, the weight of the vehicle, the circulating fuel injection quantity of the vehicle and the speed of the vehicle gear;
acquiring road conditions of a road arriving in front of a vehicle according to the longitude and latitude of the vehicle position and a pre-constructed slope database, and sending a corresponding driving guidance voice prompt to a driver mobile terminal according to the road conditions of the road arriving in front of the vehicle; the road conditions of the front of the vehicle reaching the slope road comprise a single-ascending road condition, a single-descending road condition and a continuous ascending and descending road condition;
Judging whether the driving behaviors of the single uphill road condition and the continuous uphill road condition accord with corresponding driving guidance voice prompts or not, and counting guidance analysis data of the whole business trip according to corresponding non-compliance driving information; the guiding analysis data comprise an optimal vehicle speed gear compliance rate and an ascending non-compliance oil-reducing space;
according to the vehicle driving data to be analyzed corresponding to the road condition stage of the slope road reached from the front of each vehicle, calculating the travel analysis data of the whole business travel; the travel analysis data comprise a travel total mileage, an ascending mileage duty ratio, a descending mileage duty ratio, an ascending total fuel consumption and a descending total fuel consumption;
and generating a driving behavior analysis report according to the guidance analysis data and the journey analysis data, and pushing the driving behavior analysis report and a corresponding scientific uphill and downhill guidance animation to a driver mobile terminal for visual display.
Further, the step of obtaining the road condition of the vehicle reaching the slope road in front of the vehicle according to the longitude and latitude of the vehicle position and a pre-constructed slope road database comprises the following steps:
inquiring a map according to the longitude and latitude of the vehicle position, judging whether a slope exists in a preset distance range in front of the vehicle, and calculating to obtain the slope length and the gradient of the current slope according to the longitude and latitude of the vehicle position and corresponding altitude information when the slope exists;
And searching the slope database according to the slope length and the slope of the current slope to obtain the road condition of the vehicle reaching the slope in front.
Further, the step of sending a corresponding driving instruction voice prompt to the driver mobile terminal according to the road condition of the vehicle front reaching slope road comprises the following steps:
if the road condition of the front of the vehicle reaching the slope is the single-ascending road condition, acquiring an optimal climbing gear and an optimal climbing speed, and sending a first-class driving guidance voice prompt to a driver mobile terminal according to the optimal climbing gear and the optimal climbing speed;
if the road condition of the front of the vehicle reaching the slope is the single downhill road condition, a second class of driving guidance voice prompt is sent to the driver mobile terminal; the second driving instruction voice prompt is about to descend, please reduce the gear, control the vehicle speed, keep the sliding with the gear and use auxiliary braking;
if the road condition of the front-side arrival slope of the vehicle is the continuous ascending and descending road condition, identifying whether the current vehicle position is a special road section position, and if the current vehicle position is the special road section position, sending a third type driving guidance voice prompt to a driver mobile terminal; the special road section position comprises a first long steep slope ascending starting point, a long steep slope top, a long steep slope descending slope bottom and a terminal mountain peak slope top in the continuous ascending and descending road conditions.
Further, the step of obtaining the optimal climbing gear and the optimal climbing speed, and sending a first type driving guidance voice prompt to the driver mobile terminal according to the optimal climbing gear and the optimal climbing speed includes:
acquiring current vehicle information, and performing meta scene image ranking matching according to the current vehicle information and a preset optimal gear speed climbing model to obtain the optimal climbing gear and the optimal climbing speed; the current vehicle information comprises vehicle position, vehicle type information, vehicle weight information, current gear and current vehicle speed; the optimal gear vehicle speed climbing model is a model obtained by training according to historical vehicle climbing portrait data;
judging whether the current gear is consistent with the optimal climbing gear, if not, sending a prompt for adjusting the gear speed to ascend at a uniform speed according to the optimal climbing gear and the optimal climbing speed to a user mobile terminal, otherwise, judging whether the speed of the current speed is within a preset speed range; the preset vehicle speed range is obtained according to the optimal climbing vehicle speed;
and if the current speed is in the preset speed range, sending a prompt for keeping the current gear speed at a constant speed and ascending to the driver mobile terminal, otherwise, sending a prompt for keeping the current gear and adjusting the speed at a constant speed and ascending to the driver mobile terminal according to the preset speed range.
Further, if the specific road section position is the specific road section position, the step of sending a third class of driving instruction voice prompt to the driver mobile terminal includes:
if the special road section position is the first long steep slope ascending starting point, acquiring an optimal climbing gear and an optimal climbing speed, determining a climbing gear and a climbing speed range according to the optimal climbing gear and the optimal climbing speed, and sending a long steep slope ascending driving guidance voice prompt to a driver mobile terminal according to the climbing gear and the climbing speed range; the long steep uphill driving guidance voice prompt is to be uphill, and the climbing gear and the climbing vehicle speed range are kept at a uniform speed to uphill;
if the special road section position is the long steep slope top, sending a long steep slope top driving guidance voice prompt to a driver mobile terminal; the long steep slope top driving guidance voice prompt is to be a slope to be declined, the gear is reduced, the vehicle speed is controlled, the sliding with the gear is kept, the auxiliary brake is used, and the accelerator is tried to be added when approaching the slope bottom;
if the special road section position is the long steep slope bottom, sending a long steep slope bottom driving guidance voice prompt to a driver mobile terminal; the long steep slope downslope slope bottom driving guidance voice prompt is to be an ascending slope, and when the ascending slope approaches to the slope top, the test is performed to test the inertia of the accelerator to rush to the slope top;
If the special road section position is the terminal peak crest, sending a terminal peak crest driving guidance voice prompt to a driver mobile terminal; the driving guidance voice prompt of the peak top of the tail end is to descend, please reduce the gear, control the speed of the vehicle, keep the sliding with the gear and use auxiliary braking.
Further, the step of determining whether the driving behavior of the single uphill road condition and the continuous uphill road condition complies with the corresponding driving instruction voice prompt includes:
respectively acquiring the speed gear information of the vehicle on the single uphill road condition and the continuous uphill road condition;
and judging whether the uphill vehicle speed gear information meets the vehicle speed gear range corresponding to the driving instruction voice prompt, if so, judging that the uphill vehicle speed gear information complies with the driving instruction, otherwise, judging that the uphill vehicle speed gear information does not comply with the driving instruction.
Further, the travel analysis data also comprises total uphill sliding mileage, total downhill sliding mileage and a sliding oil-saving space with a gear on the uphill and the downhill;
the step of counting the travel analysis data of the whole business travel according to the vehicle travel data to be analyzed corresponding to the road condition stage of the slope reached from the front of each vehicle comprises the following steps:
And according to the data to be analyzed of the vehicle running corresponding to the road condition stage of the slope reached by the front of each vehicle, counting the total sliding mileage of the up-down slope of the whole business trip, and according to the total sliding mileage of the up-down slope, obtaining the sliding oil-reducing space with the gear of the up-down slope.
In a second aspect, an embodiment of the present invention provides a safe fuel consumption reduction system based on a commercial vehicle science uphill and downhill driving guidance, where the system includes:
the data acquisition module is used for acquiring data to be analyzed of vehicle running in real time through the vehicle-mounted terminal equipment; the data to be analyzed of the vehicle running comprises the longitude and latitude of the vehicle position, the accumulated running mileage of the vehicle, the weight of the vehicle, the circulating fuel injection quantity of the vehicle and the speed of the vehicle gear;
the road condition analysis module is used for acquiring road conditions of the road reaching the front of the vehicle according to the longitude and latitude of the vehicle position and a pre-constructed slope database, and sending corresponding driving guidance voice prompts to the driver mobile terminal according to the road conditions of the road reaching the front of the vehicle; the road conditions of the front of the vehicle reaching the slope road comprise a single-ascending road condition, a single-descending road condition and a continuous ascending and descending road condition;
the first analysis module is used for judging whether the driving behaviors of the single uphill road condition and the continuous uphill road condition accord with corresponding driving guidance voice prompts or not, and counting guidance analysis data of the whole business journey according to corresponding non-compliance driving information; the guiding analysis data comprise an optimal vehicle speed gear compliance rate and an ascending non-compliance oil-reducing space;
The second analysis module is used for counting the travel analysis data of the whole service travel according to the vehicle travel data to be analyzed corresponding to the road condition stage of the slope reached by the front of each vehicle; the travel analysis data comprise a travel total mileage, an ascending mileage duty ratio, a descending mileage duty ratio, an ascending total fuel consumption and a descending total fuel consumption;
and the report generation module is used for generating a corresponding driving behavior analysis report according to the guidance analysis data and the journey analysis data, and pushing the driving behavior analysis report and a corresponding scientific uphill and downhill guidance animation to a driver mobile terminal for visual display.
In a third aspect, embodiments of the present application further provide a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor implementing the steps of the above method when executing the computer program.
In a fourth aspect, embodiments of the present application also provide a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the above method.
The method is used for realizing the technical scheme that after the road condition of a road arriving in front of a vehicle is obtained and corresponding driving guidance voice prompts are given on the basis of vehicle driving data to be analyzed acquired in real time through vehicle-mounted terminal equipment and a pre-constructed road database, whether driving of a single road condition and continuous road conditions of the road arriving in front of the road is in compliance with the guidance prompts or not is judged, after the guiding analysis data of the whole business trip is counted according to non-compliance driving information, and after the travel analysis data of the whole business trip is counted according to the vehicle driving data to be analyzed corresponding to the road condition stage of the road arriving in front of each vehicle, the driving behavior analysis report generated according to the guiding analysis data and the travel analysis data is pushed to a driver mobile terminal for visual display. Compared with the prior art, the safe oil consumption reduction method based on the scientific uphill and downhill driving guidance of the commercial vehicle realizes real-time targeted training and driving reminding according to the actual running scene of the vehicle, not only can complete training coverage of the driver, ensure driving safety and reduce oil consumption, but also can analyze driving behaviors and display improved effects, is convenient for the driver to simply and intuitively feel the value brought by improving the driving behaviors, and improves the training effect.
Drawings
FIG. 1 is a schematic flow chart of a safe fuel consumption reduction method based on commercial vehicle science uphill and downhill driving guidance in an embodiment of the application;
FIG. 2 is a schematic flow chart of obtaining an optimal climbing gear and an optimal climbing vehicle speed in an embodiment of the present application;
FIG. 3 is a schematic flow chart of acquiring vehicle weight information by adopting a hundred kilometer oil consumption method in the embodiment of the application;
FIG. 4 is a schematic flow chart of the load-vehicle speed-hundred kilometers fuel consumption map acquisition in FIG. 3;
FIG. 5 is a schematic illustration of a voice prompt for driving guidance for a single uphill road condition in an embodiment of the application;
FIG. 6 is a schematic diagram of a voice prompt for driving guidance for a single downhill road condition in an embodiment of the present application;
FIG. 7 is a schematic diagram of a voice prompt for driving guidance for continuous uphill and downhill road conditions in an embodiment of the present application;
FIG. 8 is a schematic flow chart of the identification that the uphill road condition does not follow the driving direction in the embodiment of the application;
FIG. 9 is a schematic flow chart of the sliding recognition of the road conditions on the ascending and descending slopes in the embodiment of the application;
FIG. 10 is a schematic structural diagram of a safe fuel consumption reduction system based on commercial vehicle science uphill and downhill driving guidance in an embodiment of the application;
fig. 11 is an internal structural view of a computer device in the embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantageous effects of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples, and it is apparent that the examples described below are part of the examples of the present application, which are provided for illustration only and are not intended to limit the scope of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The invention provides a safe oil consumption reduction method based on the driving guidance of the uphill and downhill of the commercial vehicle science, which takes into consideration that the visual chart of the driving behavior of the existing driver side APP and the off-line training method are difficult to learn and realize, are difficult to realize full coverage and repeated training, do not have pertinence and timeliness, can not timely remind the driver of the driving behavior in real time according to the current actual running scene of the vehicle, do not have the analysis and display of the improving effect of the driving behavior, cannot enable the driver to simply and intuitively feel the improving value of the driving behavior, and further cannot really and effectively ensure the driving safety, reduce the oil consumption and other application defects.
The invention collects vehicle machine data and vehicle position longitude and latitude data of the running of a user vehicle in real time through the vehicle-mounted terminal equipment, accurately predicts road conditions of the road reaching the front of the vehicle (single ascending slope, single descending slope or continuous ascending and descending slope road sections meeting certain gradient, gradient length and connecting flat road conditions) through the map and the slope database, and is matched with an optimal gear speed climbing model and a driver mobile terminal (mobile phone APP) driving guidance voice prompt, and the front abrupt slope road condition information and a scientific ascending and descending driving operation scheme are broadcasted to a driver in advance before the vehicle enters the ramp. After the business trip is finished, the driver mobile terminal provides a driving behavior analysis report of long and steep slope road sections in the business trip for the driver, and data such as uphill sliding mileage, downhill sliding mileage, optimal speed gear compliance rate, total uphill oil consumption, total downhill oil consumption and the like of each business trip are displayed for the driver through the analysis report, so that visual driving behavior improvement value feeling is brought to a driver user, and training effect is effectively improved. The following examples will explain the safe fuel consumption reduction method based on the scientific uphill and downhill driving guidance of the commercial vehicle.
In one embodiment, as shown in fig. 1, a method for safely reducing fuel consumption based on a scientific uphill and downhill driving guidance of a commercial vehicle is provided, which comprises the following steps:
s11, collecting data to be analyzed of vehicle running in real time through vehicle-mounted terminal equipment; the data to be analyzed of the vehicle running comprises the longitude and latitude of the vehicle position, the accumulated running mileage of the vehicle, the weight of the vehicle, the circulating fuel injection quantity of the vehicle and the speed of the vehicle gear; the vehicle-mounted terminal device can be understood as an intelligent vehicle-mounted terminal which is arranged on a commercial vehicle and can collect data information such as vehicle operation data, position data and the like for driving analysis in real time, and the intelligent vehicle-mounted terminal is not particularly limited herein; it should be noted that, in order to ensure the application accuracy of the data to be analyzed during the vehicle driving, the embodiment preferably performs corresponding preprocessing on the data before participating in the operation or logic judgment according to the use requirements of various data, and performs operations such as filling, retaining or deleting the lost data, for example, the vehicle speed and the circulating oil injection quantity are lost for 1s, so that the data is retained, and interpolation is completed according to the unified filling rule of ETL (Extraction-Transformation-Loading);
s12, acquiring road conditions of the front arrival of the vehicle according to the longitude and latitude of the vehicle position and a pre-constructed slope database, and sending corresponding driving guidance voice prompts to a driver mobile terminal according to the road conditions of the front arrival of the vehicle; the road conditions of the front of the vehicle reaching the slope road comprise a single-ascending road condition, a single-descending road condition and a continuous ascending and descending road condition; the slope database may be understood as a database constructed in advance according to the collected road condition data, and mainly includes a slope direction (such as northeast, northwest, southeast, etc.), a slope gradient, a slope angle, a slope type (such as a slow slope, a steep slope, etc.), a slope length type (such as a short slope, a medium slope, a long slope, etc.), a slope length, a start longitude and latitude, a start altitude, an end longitude and latitude, an end altitude, an up-down slope sign, etc., and the specific construction process is not repeated here;
The road condition of the front of the vehicle reaching the slope can be understood as the slope information in the preset distance range in front of the vehicle, and the road condition can be obtained by analyzing and identifying the road condition by assisting a map and a slope database according to the real-time position information of the vehicle; specifically, the step of obtaining the road condition of the vehicle reaching the slope road in front of the vehicle according to the longitude and latitude of the vehicle position and a pre-constructed slope road database comprises the following steps:
inquiring a map according to the longitude and latitude of the vehicle position, judging whether a slope exists in a preset distance range in front of the vehicle, and calculating to obtain the slope length and the gradient of the current slope according to the longitude and latitude of the vehicle position and corresponding altitude information when the slope exists; the preset distance range in front of the vehicle can be adjusted according to actual application requirements, such as 500 meters in front of the vehicle, and the preset distance range is not limited herein;
searching the slope database according to the slope length and the slope of the current slope to obtain the road condition that the front of the vehicle reaches the slope within a preset distance range;
because of different slope conditions, the optimal driving modes considering safety and fuel consumption are different correspondingly, and the driving prompts to be given are also different according to the actual running scene of the vehicle, the embodiment preferably determines the slope type firstly and then gives targeted prompts according to the single-up slope road condition, the single-down slope road condition and the continuous up-down slope road condition to be driven respectively:
1) The single uphill is required to meet the following conditions: slope > 4%, slope length > 500m, slope top level road > 500 m;
2) The single downhill slope needs to meet the following conditions: slope > 4%, slope length > 500m, slope bottom level road > 500 m;
3) The continuous ascending and descending slope needs to meet the following conditions: the gradient is more than 4 percent, the gradient length is more than 500m, and the length of the connecting valleys is less than 500 m. It should be noted that, the gradient, the slope length, the slope top level road, the slope bottom level road and the threshold value of the length of the connecting valley can be adjusted according to the actual application scene.
Specifically, the step of sending a corresponding driving instruction voice prompt to the driver mobile terminal according to the road condition of the vehicle reaching the slope in front of the vehicle includes:
if the road condition of the front of the vehicle reaching the slope is the single-ascending road condition, acquiring an optimal climbing gear and an optimal climbing speed, and sending a first-class driving guidance voice prompt to a driver mobile terminal according to the optimal climbing gear and the optimal climbing speed; the optimal climbing gear and the optimal climbing speed can be understood as a safe driving gear and a vehicle speed which are of the same vehicle type, the same grade, the same quality grade, the same total mileage grade and have the least fuel consumption, and the embodiment is preferably obtained by combining the vehicle information based on real-time acquisition shown in fig. 2 with a pre-built optimal gear vehicle speed climbing model; specifically, the step of obtaining the optimal climbing gear and the optimal climbing speed, and sending a first type driving guidance voice prompt to the driver mobile terminal according to the optimal climbing gear and the optimal climbing speed includes:
Acquiring current vehicle information, and performing meta scene image ranking matching according to the current vehicle information and a preset optimal gear speed climbing model to obtain the optimal climbing gear and the optimal climbing speed; the current vehicle information comprises a vehicle position, vehicle type information, vehicle weight information, a current gear and a current vehicle speed, wherein the vehicle weight information can be understood as a vehicle load, and can be obtained by inquiring a preset load-average vehicle speed-hundred kilometer oil consumption data table shown in fig. 3 based on the average vehicle speed and the hundred kilometers oil consumption data of the current vehicle, and a construction method of the specific load-average vehicle speed-hundred kilometers oil consumption data table is shown in fig. 4; the process of acquiring the current gear and the current vehicle speed can be understood as calculating the theoretical gear ratio N/V of different gears of the vehicle according to the gear ratio, the rear axle ratio and the tire diameter of different gears in the pre-recorded system metadata, calculating the N/V value and the N/V per second change rate of each acquired data according to the on-line data of the engine speed and the vehicle speed in the running process of the vehicle acquired by the vehicle-mounted terminal equipment, and matching the calculated actual N/V value with the current gear of the vehicle through N/V management, and outputting a neutral gear or the N/V matched current gear after neutral gear state judgment and identification;
The optimal gear vehicle speed climbing model is a model obtained by training according to historical vehicle climbing portrait data, wherein the historical vehicle climbing portrait data can be understood as collected oil consumption statistical data corresponding to different gears and different vehicle speeds in different mileage under different loading conditions, the specific structure type of the corresponding training model can be selected according to actual application requirements, and the method is not particularly limited;
judging whether the current gear is consistent with the optimal climbing gear, if not, sending a prompt for adjusting the gear speed to ascend at a uniform speed according to the optimal climbing gear and the optimal climbing speed to a user mobile terminal, otherwise, judging whether the current speed is within a preset speed range; the preset vehicle speed range is obtained according to the optimal climbing vehicle speed; the prompt of the speed of the optimal climbing gear and the speed of the optimal climbing gear to uniformly climb can be understood as a prompt of giving out the speed of the optimal climbing gear and keeping the speed section of the optimal climbing gear at a speed which is lost, wherein the optimal climbing gear is X, and the optimal climbing speed is V c As shown in FIG. 5, the voice broadcast content is 500 m in front and is about to climb a slope, please use X-gear, V c -3 to V c A driving voice prompt that the vehicle speed between +3 is uniform and the vehicle is ascending a slope to save more fuel; likewise, the corresponding preset vehicle speed range can be understood as V c -3 to V c A vehicle speed between +3;
if the current speed is within the preset speed range, a prompt for keeping the current gear speed at a constant speed and ascending is sent to the driver mobile terminal, otherwise, a guarantee is sent to the driver mobile terminalHolding the current gear and adjusting prompt of the uniform speed ascending of the vehicle speed according to the preset vehicle speed range; the prompt for keeping the current gear speed at a constant speed and ascending the slope can be understood as giving a prompt for keeping the current gear and the current speed at a constant speed and ascending the slope, if the voice broadcast content can be sent to be 500 meters in front to be about to climb the slope, a driving voice prompt for keeping the current gear speed at a constant speed and ascending the slope is requested; the prompt of keeping the current gear and adjusting the speed of the vehicle to go up the slope at a constant speed according to the preset speed range can be understood as giving the gear unchanged, and adjusting the speed of the vehicle to be according to the optimal climbing speed V c If the prompt of uniform speed climbing is sent in the determined speed section and the voice broadcasting content is 500 meters in front, the current gear is kept, and the speed is kept at V c -3 to V c Voice prompt for driving at constant speed and ascending slope between +3;
if the road condition of the front of the vehicle reaching the slope is the single downhill road condition, a second class of driving guidance voice prompt is sent to the driver mobile terminal; the second driving instruction voice prompt is shown in fig. 6, and is safer to avoid frequent foot braking for going downhill, requesting to lower the gear, controlling the vehicle speed, keeping the coasting with the gear and using auxiliary braking;
If the road condition of the front-side arrival slope of the vehicle is the continuous ascending and descending road condition, identifying whether the current vehicle position is a special road section position, and if the current vehicle position is the special road section position, sending a third type driving guidance voice prompt to a driver mobile terminal; the special road section position can be understood as a plurality of special positions which need to give a driver a driving instruction prompt in time in the continuous ascending and descending road condition, wherein the special positions comprise a first long steep slope ascending starting point, a long steep slope top, a long steep slope descending slope bottom and a terminal mountain peak top in the continuous ascending and descending road condition, and the corresponding driving instruction voice prompts are shown in fig. 7;
and if the specific road section position is the specific road section position, the step of sending a third class of driving instruction voice prompt to the driver mobile terminal comprises the following steps of:
if the special road section position is the first long steep slope ascending starting point, acquiring an optimal climbing gear and an optimal climbing speed, determining a climbing gear and a climbing speed range according to the optimal climbing gear and the optimal climbing speed, and sending a long steep slope ascending driving guidance voice prompt to a driver mobile terminal according to the climbing gear and the climbing speed range; the long steep uphill driving guidance voice prompt is that the uphill is about to be driven, and the climbing gear and the climbing vehicle speed range are kept at a constant speed to be driven uphill, so that more oil is saved;
If the special road section position is the long steep slope top, sending a long steep slope top driving guidance voice prompt to a driver mobile terminal; the identification of the position of the top of the long and steep slope can be understood as that whether the current GPS position data of the vehicle-mounted terminal equipment, which is acquired by the vehicle-mounted terminal equipment, contains the position data of the longitude and latitude of the end point of the uphill slope or not is judged in real time according to the starting longitude and latitude and the ending longitude and latitude of the current slope stored in the slope database, if yes, the vehicle is considered to reach the top of the long and steep slope, the corresponding voice prompt for driving the top of the long and steep slope is the to-be-downslope, the gear is required to be reduced, the vehicle speed is controlled, the sliding with the gear is kept, the auxiliary brake is used, and the vehicle is tried to be added with the accelerator to flush the slope when approaching the bottom of the slope, so that the vehicle is more oil-saving and safer;
if the special road section position is the long steep slope bottom, sending a long steep slope bottom driving guidance voice prompt to a driver mobile terminal; the identification of the position of the bottom of the long and steep downhill slope can be understood as that whether the current vehicle GPS position data collected by the vehicle-mounted terminal equipment comprises the position data of the end point of the long and steep downhill slope or not is judged in real time according to the starting longitude and latitude and the ending longitude and latitude of the current slope road stored in the slope database, if yes, the vehicle is considered to reach the bottom of the long and steep downhill slope, the corresponding voice prompt of the driving guidance of the bottom of the long and steep downhill slope is the going-up slope, and when the going-up slope approaches the top of the slope, the test is performed to test the inertia of the accelerator to flush the top of the slope, so that the fuel is saved;
The long steep slope top driving guidance voice prompt and the long steep slope bottom driving guidance voice prompt can be sequentially and circularly broadcast according to the number of the up-down steep slopes to be passed until reaching the position of the tail end mountain peak top, and are prompted according to the following method;
if the special road section position is the terminal peak crest, sending a terminal peak crest driving guidance voice prompt to a driver mobile terminal; the terminal mountain peak slope top can be understood as the last mountain peak slope top of the continuous ascending and descending slope, the identification of the position can be understood as whether the current vehicle GPS position data collected by the vehicle-mounted terminal equipment comprises the longitude and latitude position data of the end point of the ascending slope road or not according to the starting longitude and latitude and the ending longitude and latitude of the current slope road stored in the slope database, and the front descending slope bottom level road is more than 500 meters, if yes, the vehicle is considered to reach the last mountain peak slope top of the continuous ascending and descending slope, the corresponding terminal mountain peak slope top driving guidance voice prompt is the impending slope, the vehicle is required to reduce the gear, control the speed, keep the sliding with the gear and use auxiliary braking, and frequent foot braking is avoided.
The method can realize timely and effective scientific uphill and downhill reminding of all single uphill road conditions, single downhill road conditions and continuous uphill and downhill road conditions in the vehicle service journey, provides corresponding driving guidance for a driver, ensures driving safety and simultaneously assists in reducing fuel consumption. In order to facilitate the driver to know the specific improvement effect of the driving instruction and prompt, the implementation preferably analyzes the driving behavior data of the vehicle in each business trip by the following method, and generates a corresponding driving behavior analysis report to be pushed to the driver in time.
S13, judging whether the driving behaviors of the single uphill road condition and the continuous uphill road condition accord with corresponding driving guidance voice prompts or not, and counting guidance analysis data of the whole business trip according to corresponding non-compliance driving information; the guiding analysis data comprise an optimal vehicle speed gear compliance rate and an ascending non-compliance oil-reducing space; the process of judging whether the driving behavior complies with the corresponding driving instruction voice prompt can be understood as a process of judging whether the user complies with the driving instruction by comparing the current gear and the current vehicle speed acquired by the vehicle-mounted terminal device with the optimal gear and the optimal vehicle speed output by the optimal gear vehicle speed climbing model when the vehicle reaches the starting position of the sloping road according to the current GPS position of the vehicle and the front ascending sloping road starting longitude and latitude position data in the sloping road database; specifically, as shown in fig. 8, the step of determining whether the driving behavior of the single uphill road condition and the continuous uphill road condition complies with the corresponding driving instruction voice prompt includes:
respectively acquiring the speed gear information of the vehicle on the single uphill road condition and the continuous uphill road condition;
judging whether the uphill vehicle speed gear information meets the vehicle speed gear range corresponding to the driving instruction voice prompt, if so, judging that the uphill vehicle speed gear information complies with the driving instruction, otherwise, judging that the uphill vehicle speed gear information does not comply with the driving instruction; the process of judging whether the uphill vehicle speed gear information meets the vehicle speed gear range corresponding to the driving guidance voice prompt can be understood as follows: 1) Firstly judging whether the current vehicle speed meets compliance judgment conditions, such as whether the current vehicle speed is greater than the optimal vehicle speed V c -15, if not, no compliance determination is required; 2) Judging whether the current gear is consistent with the optimal gear or not when the compliance judging condition is met, and judging whether the current vehicle speed is within a preset range of the optimal vehicle speed or not if yes, judging that the vehicle speed is compliant with the driving instruction, otherwise, judging that the vehicle speed is not compliant with the driving instruction;
according to the compliance judging method, the up-slope compliance judging result in the single up-slope road condition and the continuous up-slope road condition can be obtained, and according to the up-slope compliance judging result, the optimal vehicle speed gear compliance rate and the up-slope non-compliance oil-reducing space can be obtained through statistics by the following method:
optimum vehicle speed gear compliance rate = optimum gear vehicle speed compliance times/scientific uphill reminding optimum gear vehicle speed broadcasting times;
the single slope road does not accord with the oil-reducing potential of the uniform speed ascending behavior of the optimal gear speed = the ascending oil consumption which does not accord with the current time-the ascending oil consumption corresponding to the optimal speed/gear;
the fuel consumption of the single climbing is calculated by adopting a circulating fuel quantity integration mode, and the fuel consumption (L) =rotating speed/60-times engine cylinder number/per-circulating rotating speed-times circulating fuel injection quantity/1000000/fuel density/measuring frequency;
the upslope in the whole business trip does not follow the oil-reducing space = sum (the single slope road does not follow the oil-reducing potential 1+the single slope road does not follow the oil-reducing potential 2+. Of the optimal gear speed uniform speed upslope behavior, +the single slope road does not follow the oil-reducing potential n of the optimal gear speed uniform speed upslope behavior).
S14, according to the vehicle driving data to be analyzed corresponding to the road condition stage of the slope reached by the front of each vehicle, calculating the travel analysis data of the whole business travel; the travel analysis data comprise a travel total mileage, an ascending mileage duty ratio, a descending mileage duty ratio, ascending total fuel consumption and descending total fuel consumption, which are respectively expressed as:
total range = total range at end of range-total range at start of range;
uphill mileage ratio = uphill mileage/total trip mileage;
downhill mileage ratio = downhill mileage/total trip mileage;
vehicle speed integral of up (down) hill mileage = hill start to hill end;
the total fuel consumption of the ascending slope and the total fuel consumption of the descending slope can be obtained by carrying out integral calculation statistics on the circulating fuel quantity in the process that the vehicle runs from the starting point of the ascending/descending slope to the ending point of the ascending/descending slope, wherein the integral calculation mode of the circulating fuel injection quantity is as follows:
1) Single measurement data fuel consumption:
oil consumption a1 (L) =speed/60 engine cylinders/speed per cycle fuel injection quantity/1000000/fuel density/measurement frequency;
2) Total fuel consumption: fuel consumption a2 (L) =sum (speed/60×number of engine cylinders/speed per cycle×cycle fuel injection amount/1000000/fuel density/measurement frequency).
In order to ensure that the driving behavior guides the oil consumption to be improved to carry out comprehensive and accurate analysis, the embodiment also carries out statistics on the sliding oil-saving space with the gear in each slope, namely, the travel analysis data also comprises the total sliding mileage on the upward slope, the total sliding mileage on the downward slope and the sliding oil-saving space with the gear on the upward slope and the downward slope; specifically, the step of counting the travel analysis data of the whole service travel according to the vehicle travel data to be analyzed corresponding to the road condition stage of the slope reached from the front of each vehicle includes:
according to the data to be analyzed of the vehicle running corresponding to the road condition stage of the slope reached by the front of each vehicle, the total sliding mileage of the whole business journey is counted, and according to the total sliding mileage of the slope, the sliding oil-reducing space with the gear of the slope is obtained; the total sliding mileage of the uphill and downhill can be obtained by triggering statistics of the sliding mileage in the whole business trip, and the specific statistical process is as follows: firstly, identifying the sliding behaviors in the process of ascending and descending the slope according to the method shown in fig. 9, calculating the sliding mileage of the single sliding behavior in the process of ascending and descending the slope in a vehicle speed integration mode, accumulating and counting the total sliding mileage in the process of ascending and descending the slope after the slope driving is finished, and accumulating the sliding mileage of the ascending and descending the slope of each time as the total sliding mileage of the ascending and descending the slope in the service stroke after the service stroke is finished;
After the total sliding mileage of the up-down slope in the business journey is obtained by the method, the sliding oil-reducing space of the up-down slope with the gear can be obtained by the following formula:
uphill and downhill belt gear coast down oil space = 0.1108 total uphill and downhill coast mileage.
S15, generating a driving behavior analysis report according to the guidance analysis data and the journey analysis data, and pushing the driving behavior analysis report and a corresponding scientific uphill and downhill guidance animation to a driver mobile terminal for visual display; the content of the driving behavior analysis report includes, but is not limited to, the guiding analysis data and the journey analysis data obtained through the steps, and the driving behavior analysis report can be expanded according to the actual application requirements, and is not particularly limited herein; after the driving behavior analysis report, namely after one business trip is finished, the analysis report corresponding to the slope road running in the business trip is displayed on the driver mobile terminal, so that a driver can intuitively feel the variation trend of the optimal gear speed climbing compliance rate and the sliding mileage of each business trip brought by the improvement of the driving behavior, the corresponding fuel saving is realized, and the training effect can be effectively improved while the safe driving is ensured.
According to the embodiment of the application, the method for visually displaying the road condition of the vehicle reaching the slope in front and giving the corresponding driving guidance voice prompt is realized by acquiring the vehicle driving to-be-analyzed data and the pre-constructed slope database which are acquired in real time through the vehicle-mounted terminal equipment, judging whether the driving of the single-slope road condition and the continuous-slope road condition accords with the guidance prompt, counting the guiding analysis data of the whole business trip according to the non-compliance driving information, counting the trip analysis data of the whole business trip according to the vehicle driving to-be-analyzed data corresponding to the road condition stage of the vehicle reaching the slope in front, pushing the driving behavior analysis report generated according to the guiding analysis data and the trip analysis data and the corresponding scientific upward-downward slope guiding animation to the driver mobile terminal, realizing real-time targeted training and driving prompt according to the actual running scene of the vehicle, not only realizing full-driver training coverage, ensuring driving safety and reducing oil consumption, but also being capable of carrying out driving behavior analysis and improving effect display, facilitating the driver to simply and intuitively feel the value brought by driving behavior improvement, and improving training effect.
In one embodiment, as shown in fig. 10, there is provided a safe fuel consumption reducing system based on a scientific uphill and downhill driving guide of a commercial vehicle, the system comprising:
the data acquisition module 1 is used for acquiring data to be analyzed of vehicle running in real time through the vehicle-mounted terminal equipment; the data to be analyzed of the vehicle running comprises the longitude and latitude of the vehicle position, the accumulated running mileage of the vehicle, the weight of the vehicle, the circulating fuel injection quantity of the vehicle and the speed of the vehicle gear;
the road condition analysis module 2 is used for acquiring road conditions of the road reaching the front of the vehicle according to the longitude and latitude of the vehicle position and a pre-constructed slope database, and sending corresponding driving guidance voice prompts to a driver mobile terminal according to the road conditions of the road reaching the front of the vehicle; the road conditions of the front of the vehicle reaching the slope road comprise a single-ascending road condition, a single-descending road condition and a continuous ascending and descending road condition;
the first analysis module 3 is used for judging whether the driving behaviors of the single uphill road condition and the continuous uphill road condition accord with corresponding driving guidance voice prompts or not, and counting guidance analysis data of the whole business trip according to corresponding non-compliance driving information; the guiding analysis data comprise an optimal vehicle speed gear compliance rate and an ascending non-compliance oil-reducing space;
The second analysis module 4 is used for counting the travel analysis data of the whole service travel according to the vehicle travel data to be analyzed corresponding to the road condition stage of the slope reached by the front of each vehicle; the travel analysis data comprise a travel total mileage, an ascending mileage duty ratio, a descending mileage duty ratio, an ascending total fuel consumption and a descending total fuel consumption;
and the report generation module 5 is used for generating a corresponding driving behavior analysis report according to the guidance analysis data and the journey analysis data, and pushing the driving behavior analysis report and a corresponding scientific uphill and downhill guidance animation to a driver mobile terminal for visual display.
Specific limitation of the safe oil consumption reduction system based on the commercial vehicle science uphill and downhill driving guidance can be referred to as limitation of the safe oil consumption reduction method based on the commercial vehicle science uphill and downhill driving guidance, and the description is omitted herein. The modules in the safe oil consumption reducing system based on the scientific uphill and downhill driving guidance of the commercial vehicle can be all or partially realized by software, hardware and combination thereof. The above modules may be embedded in hardware or may be independent of a processor in the computer device, or may be stored in software in a memory in the computer device, so that the processor may call and execute operations corresponding to the above modules.
Fig. 11 shows an internal structural diagram of a computer device, which may be a terminal or a server in particular, in one embodiment. As shown in fig. 11, the computer device includes a processor, a memory, a network interface, a display, and an input device connected by a system bus. Wherein the processor of the computer device is configured to provide computing and control capabilities. The memory of the computer device includes a non-volatile storage medium and an internal memory. The non-volatile storage medium stores an operating system and a computer program. The internal memory provides an environment for the operation of the operating system and computer programs in the non-volatile storage media. The network interface of the computer device is used for communicating with an external terminal through a network connection. The computer program is executed by the processor to realize a safe oil consumption reduction method based on the guidance of the scientific uphill and downhill driving of the commercial vehicle. The display screen of the computer equipment can be a liquid crystal display screen or an electronic ink display screen, and the input device of the computer equipment can be a touch layer covered on the display screen, can also be keys, a track ball or a touch pad arranged on the shell of the computer equipment, and can also be an external keyboard, a touch pad or a mouse and the like.
It will be appreciated by those of ordinary skill in the art that the architecture shown in fig. 11 is merely a block diagram of some of the structures associated with the present inventive arrangements and is not limiting of the computer devices to which the present inventive arrangements may be applied, and that a particular computing device may include more or fewer components than shown, or may combine some of the components, or have the same arrangement of components.
In one embodiment, a computer device is provided comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor implementing the steps of the above method when the computer program is executed.
In one embodiment, a computer readable storage medium is provided having a computer program stored thereon, which when executed by a processor, implements the steps of the above method.
In summary, the embodiment of the application provides a safe fuel consumption reduction method and a system based on a commercial vehicle scientific uphill and downhill driving guide, which realize the technical scheme that a vehicle driving waiting analysis report generated according to the guiding analysis data and the driving behavior analysis data and a corresponding scientific uphill and downhill guiding animation are pushed to a driver mobile terminal to be visualized based on vehicle driving waiting analysis data acquired in real time through a vehicle-mounted terminal device and a pre-constructed slope database, after the road condition of the front of the vehicle reaches the slope and corresponding driving guiding voice prompt is given, whether the driving of a single uphill road condition and a continuous uphill and downhill road condition conforms to the guiding prompt is judged, after the guiding analysis data of the whole business trip is counted according to non-conforming driving information, and after the travel analysis data of the whole business trip is counted according to the vehicle driving waiting analysis data corresponding to the road condition stage of the front of each vehicle reaches the slope, the driving behavior analysis report generated according to the guiding analysis data and the corresponding scientific uphill and downhill guiding animation is pushed to the driver mobile terminal to be visualized, and the method can carry out real-time targeted training and driving prompt according to the actual running scene of the vehicle, thereby ensuring the full driver training coverage and reducing driving safety and fuel consumption, and improving the driving performance, and bringing visual and visual driving feeling effect.
In this specification, each embodiment is described in a progressive manner, and all the embodiments are directly the same or similar parts referring to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments. It should be noted that, any combination of the technical features of the foregoing embodiments may be used, and for brevity, all of the possible combinations of the technical features of the foregoing embodiments are not described, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples represent only a few preferred embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the application. It should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present application, and such modifications and substitutions should also be considered to be within the scope of the present application. Therefore, the protection scope of the patent of the application is subject to the protection scope of the claims.
Claims (10)
1. The safe oil consumption reduction method based on the scientific uphill and downhill driving guidance of the commercial vehicle is characterized by comprising the following steps of:
collecting data to be analyzed of vehicle running in real time through vehicle-mounted terminal equipment; the data to be analyzed of the vehicle running comprises the longitude and latitude of the vehicle position, the accumulated running mileage of the vehicle, the weight of the vehicle, the circulating fuel injection quantity of the vehicle and the speed of the vehicle gear;
acquiring road conditions of a road arriving in front of a vehicle according to the longitude and latitude of the vehicle position and a pre-constructed slope database, and sending a corresponding driving guidance voice prompt to a driver mobile terminal according to the road conditions of the road arriving in front of the vehicle; the road conditions of the front of the vehicle reaching the slope road comprise a single-ascending road condition, a single-descending road condition and a continuous ascending and descending road condition;
judging whether the driving behaviors of the single uphill road condition and the continuous uphill road condition accord with corresponding driving guidance voice prompts or not, and counting guidance analysis data of the whole business trip according to corresponding non-compliance driving information; the guiding analysis data comprise an optimal vehicle speed gear compliance rate and an ascending non-compliance oil-reducing space;
according to the vehicle driving data to be analyzed corresponding to the road condition stage of the slope road reached from the front of each vehicle, calculating the travel analysis data of the whole business travel; the travel analysis data comprise a travel total mileage, an ascending mileage duty ratio, a descending mileage duty ratio, an ascending total fuel consumption and a descending total fuel consumption;
And generating a driving behavior analysis report according to the guidance analysis data and the journey analysis data, and pushing the driving behavior analysis report and a corresponding scientific uphill and downhill guidance animation to a driver mobile terminal for visual display.
2. The method for safely reducing fuel consumption based on scientific uphill and downhill driving guidance of a commercial vehicle according to claim 1, wherein the step of obtaining road conditions of a vehicle ahead reaching a slope according to the longitude and latitude of the vehicle position and a pre-constructed slope database comprises:
inquiring a map according to the longitude and latitude of the vehicle position, judging whether a slope exists in a preset distance range in front of the vehicle, and calculating to obtain the slope length and the gradient of the current slope according to the longitude and latitude of the vehicle position and corresponding altitude information when the slope exists;
and searching the slope database according to the slope length and the slope of the current slope to obtain the road condition of the vehicle reaching the slope in front.
3. The method for safely reducing fuel consumption based on scientific uphill and downhill driving guidance of a commercial vehicle according to claim 1, wherein the step of transmitting a corresponding driving guidance voice prompt to a driver's mobile terminal according to the road condition of the vehicle reaching the uphill road in front comprises:
If the road condition of the front of the vehicle reaching the slope is the single-ascending road condition, acquiring an optimal climbing gear and an optimal climbing speed, and sending a first-class driving guidance voice prompt to a driver mobile terminal according to the optimal climbing gear and the optimal climbing speed;
if the road condition of the front of the vehicle reaching the slope is the single downhill road condition, a second class of driving guidance voice prompt is sent to the driver mobile terminal; the second class of driving guidance voice prompt is to descend a slope, please reduce the gear, control the speed of the vehicle, keep the sliding with the gear and use auxiliary braking;
if the road condition of the front-side arrival slope of the vehicle is the continuous ascending and descending road condition, identifying whether the current vehicle position is a special road section position, and if the current vehicle position is the special road section position, sending a third type driving guidance voice prompt to a driver mobile terminal; the special road section position comprises a first long steep slope ascending starting point, a long steep slope top, a long steep slope descending slope bottom and a terminal mountain peak slope top in the continuous ascending and descending road conditions.
4. The method for safely reducing oil consumption based on scientific uphill and downhill driving guidance of a commercial vehicle according to claim 3, wherein the step of obtaining an optimal uphill gear and an optimal uphill vehicle speed and transmitting a first type driving guidance voice prompt to a driver mobile terminal according to the optimal uphill gear and the optimal uphill vehicle speed comprises:
Acquiring current vehicle information, and performing meta scene image ranking matching according to the current vehicle information and a preset optimal gear speed climbing model to obtain the optimal climbing gear and the optimal climbing speed; the current vehicle information comprises vehicle position, vehicle type information, vehicle weight information, current gear and current vehicle speed; the optimal gear vehicle speed climbing model is a model obtained by training according to historical vehicle climbing portrait data;
judging whether the current gear is consistent with the optimal climbing gear, if not, sending a prompt for adjusting the gear speed to ascend at a uniform speed according to the optimal climbing gear and the optimal climbing speed to a user mobile terminal, otherwise, judging whether the current speed is within a preset speed range; the preset vehicle speed range is obtained according to the optimal climbing vehicle speed;
and if the current speed is in the preset speed range, sending a prompt for keeping the current gear speed at a constant speed and ascending to the driver mobile terminal, otherwise, sending a prompt for keeping the current gear and adjusting the speed at a constant speed and ascending to the driver mobile terminal according to the preset speed range.
5. The method for safely reducing fuel consumption based on the scientific uphill and downhill driving guidance of the commercial vehicle according to claim 3, wherein the step of sending a third type of driving guidance voice prompt to the driver's mobile terminal if the specific road section position is the specific road section position comprises:
If the special road section position is the first long steep slope ascending starting point, acquiring an optimal climbing gear and an optimal climbing speed, determining a climbing gear and a climbing speed range according to the optimal climbing gear and the optimal climbing speed, and sending a long steep slope ascending driving guidance voice prompt to a driver mobile terminal according to the climbing gear and the climbing speed range; the long steep uphill driving guidance voice prompt is to be uphill, and the climbing gear and the climbing vehicle speed range are kept at a uniform speed to uphill;
if the special road section position is the long steep slope top, sending a long steep slope top driving guidance voice prompt to a driver mobile terminal; the long steep slope top driving guidance voice prompt is to be a slope to be declined, the gear is reduced, the vehicle speed is controlled, the sliding with the gear is kept, the auxiliary brake is used, and the accelerator is tried to be added when approaching the slope bottom;
if the special road section position is the long steep slope bottom, sending a long steep slope bottom driving guidance voice prompt to a driver mobile terminal; the long steep slope downslope slope bottom driving guidance voice prompt is to be an ascending slope, and when the ascending slope approaches to the slope top, the test is performed to test the inertia of the accelerator to rush to the slope top;
If the special road section position is the terminal peak crest, sending a terminal peak crest driving guidance voice prompt to a driver mobile terminal; the driving guidance voice prompt of the peak top of the tail end is to descend, please reduce the gear, control the speed of the vehicle, keep the sliding with the gear and use auxiliary braking.
6. The method for safely reducing fuel consumption based on scientific uphill and downhill driving guidance of a commercial vehicle according to claim 1, wherein the step of judging whether the driving behavior of the single uphill road condition and the continuous uphill and downhill road condition complies with the corresponding driving guidance voice prompt comprises:
respectively acquiring the speed gear information of the vehicle on the single uphill road condition and the continuous uphill road condition;
and judging whether the uphill vehicle speed gear information meets the vehicle speed gear range corresponding to the driving instruction voice prompt, if so, judging that the uphill vehicle speed gear information complies with the driving instruction, otherwise, judging that the uphill vehicle speed gear information does not comply with the driving instruction.
7. The safe fuel consumption reduction method based on the scientific uphill and downhill driving guidance of the commercial vehicle according to claim 1, wherein the travel analysis data further comprises total uphill sliding mileage, total downhill sliding mileage and a sliding fuel-saving space with a gear for the uphill and the downhill;
The step of counting the travel analysis data of the whole business travel according to the vehicle travel data to be analyzed corresponding to the road condition stage of the slope reached from the front of each vehicle comprises the following steps:
and according to the data to be analyzed of the vehicle running corresponding to the road condition stage of the slope reached by the front of each vehicle, counting the total sliding mileage of the up-down slope of the whole business trip, and according to the total sliding mileage of the up-down slope, obtaining the sliding oil-reducing space with the gear of the up-down slope.
8. A safe fuel consumption reduction system based on commercial vehicle science uphill and downhill driving guidance, the system comprising:
the data acquisition module is used for acquiring data to be analyzed of vehicle running in real time through the vehicle-mounted terminal equipment; the data to be analyzed of the vehicle running comprises the longitude and latitude of the vehicle position, the accumulated running mileage of the vehicle, the weight of the vehicle, the circulating fuel injection quantity of the vehicle and the speed of the vehicle gear;
the road condition analysis module is used for acquiring road conditions of the road reaching the front of the vehicle according to the longitude and latitude of the vehicle position and a pre-constructed slope database, and sending corresponding driving guidance voice prompts to the driver mobile terminal according to the road conditions of the road reaching the front of the vehicle; the road conditions of the front of the vehicle reaching the slope road comprise a single-ascending road condition, a single-descending road condition and a continuous ascending and descending road condition;
The first analysis module is used for judging whether the driving behaviors of the single uphill road condition and the continuous uphill road condition accord with corresponding driving guidance voice prompts or not, and counting guidance analysis data of the whole business journey according to corresponding non-compliance driving information; the guiding analysis data comprise an optimal vehicle speed gear compliance rate and an ascending non-compliance oil-reducing space;
the second analysis module is used for counting the travel analysis data of the whole service travel according to the vehicle travel data to be analyzed corresponding to the road condition stage of the slope reached by the front of each vehicle; the travel analysis data comprise a travel total mileage, an ascending mileage duty ratio, a descending mileage duty ratio, an ascending total fuel consumption and a descending total fuel consumption;
and the report generation module is used for generating a corresponding driving behavior analysis report according to the guidance analysis data and the journey analysis data, and pushing the driving behavior analysis report and a corresponding scientific uphill and downhill guidance animation to a driver mobile terminal for visual display.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the processor implements the steps of the method of any of claims 1 to 7 when the computer program is executed.
10. A computer readable storage medium, on which a computer program is stored, characterized in that the computer program, when being executed by a processor, implements the steps of the method of any of claims 1 to 7.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07304351A (en) * | 1994-04-06 | 1995-11-21 | Hyundai Motor Co | Device and method for control of shift pattern upon sharpe slope and turn driving |
| JP2012128612A (en) * | 2010-12-15 | 2012-07-05 | Honda Motor Co Ltd | Driving support method |
| CN205554180U (en) * | 2016-02-15 | 2016-09-07 | 潍柴动力股份有限公司 | Self -adaptation driver assistance system |
| CN110395268A (en) * | 2019-07-05 | 2019-11-01 | 吉林大学青岛汽车研究院 | A kind of economic assisting automobile driver system of truck based on road ahead information |
| CN110853179A (en) * | 2018-08-21 | 2020-02-28 | 上海博泰悦臻网络技术服务有限公司 | Internet of vehicles server, vehicle and vehicle oil consumption prompting method based on driving data |
| CN113291310A (en) * | 2020-02-24 | 2021-08-24 | 中寰卫星导航通信有限公司 | Vehicle travel control method and apparatus |
| CN114987505A (en) * | 2022-06-15 | 2022-09-02 | 东风柳州汽车有限公司 | Evaluation guiding method and system for ramp driving behavior of commercial vehicle |
| CN115158345A (en) * | 2022-07-13 | 2022-10-11 | 广州瑞修得信息科技有限公司 | Correction prompting method and device for high-oil-consumption driving of vehicle |
-
2022
- 2022-12-20 CN CN202211645151.3A patent/CN115837918B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07304351A (en) * | 1994-04-06 | 1995-11-21 | Hyundai Motor Co | Device and method for control of shift pattern upon sharpe slope and turn driving |
| JP2012128612A (en) * | 2010-12-15 | 2012-07-05 | Honda Motor Co Ltd | Driving support method |
| CN205554180U (en) * | 2016-02-15 | 2016-09-07 | 潍柴动力股份有限公司 | Self -adaptation driver assistance system |
| CN110853179A (en) * | 2018-08-21 | 2020-02-28 | 上海博泰悦臻网络技术服务有限公司 | Internet of vehicles server, vehicle and vehicle oil consumption prompting method based on driving data |
| CN110395268A (en) * | 2019-07-05 | 2019-11-01 | 吉林大学青岛汽车研究院 | A kind of economic assisting automobile driver system of truck based on road ahead information |
| CN113291310A (en) * | 2020-02-24 | 2021-08-24 | 中寰卫星导航通信有限公司 | Vehicle travel control method and apparatus |
| CN114987505A (en) * | 2022-06-15 | 2022-09-02 | 东风柳州汽车有限公司 | Evaluation guiding method and system for ramp driving behavior of commercial vehicle |
| CN115158345A (en) * | 2022-07-13 | 2022-10-11 | 广州瑞修得信息科技有限公司 | Correction prompting method and device for high-oil-consumption driving of vehicle |
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