CN104340116A - Vehicle maximum gradeability measuring method and system - Google Patents
Vehicle maximum gradeability measuring method and system Download PDFInfo
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- CN104340116A CN104340116A CN201310312357.9A CN201310312357A CN104340116A CN 104340116 A CN104340116 A CN 104340116A CN 201310312357 A CN201310312357 A CN 201310312357A CN 104340116 A CN104340116 A CN 104340116A
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Abstract
The invention provides a vehicle maximum gradeability measuring method and system. The vehicle maximum gradeability measuring method comprises the following steps of obtaining pressure of a plurality of tires; obtaining the current vehicle-mounted total load of a vehicle according to a corresponding relation function between the pressure of the plurality of tires, preset tire pressure and the vehicle load.
Description
Technical field
The present invention relates to vehicle electronics safe early warning control technology, particularly, relate to a kind of method and system of measuring vehicle max. climb slope.
Background technology
At present, most vehicles uncertain maximum grade that can climb when load-carrying is climbed, such as, vehicle is running into steeper slope childhood, normally chaufeur judges the whether capable climbing youngster of vehicle according to the intuition of self, this artificial determination methods easily produces erroneous judgement or misjudgement, if namely the gradient of climbing is excessive, and chaufeur is mistaken for vehicle can climb, then in vehicle climbing process, easily cause vehicle body center of gravity to the rear, cause vehicle body lack of equilibrium, there are some potential safety hazards, easily generation accident.
Summary of the invention
The present invention is intended at least one of solve the problems of the technologies described above.
For this reason, one object of the present invention is a kind of method proposing measuring vehicle max. climb slope.The method can judge the max. climb slope of vehicle in Current vehicle always heavy burden situation in real time, thus plays forewarning function to vehicle climbing traveling, is conducive to the gradient of navigating mate to road ahead and makes correct judgement, guarantee driving safety.
Another object of the present invention is to the system proposing a kind of measuring vehicle max. climb slope.
To achieve these goals, a first aspect of the present invention embodiment proposes a kind of method of measuring vehicle max. climb slope, comprises the following steps: the multiple tire pressures obtaining multiple tires of vehicle; Current vehicle-mounted total heavy burden of described vehicle is obtained according to described multiple tire pressure and the tire pressure preset and the corresponding relation function that bears a heavy burden of vehicle; And obtain described maximum climbable gradient of vehicle according to the tractive force limit of described current vehicle-mounted total heavy burden and described vehicle.
According to the method for the measuring vehicle max. climb slope of the embodiment of the present invention, the corresponding relation function born a heavy burden according to the tire pressure of the vehicle detected and the multiple tire pressure preset and the tire pressure preset and vehicle obtains current vehicle and carries total heavy burden, and then calculate the max. climb slope of vehicle under this heavy burden according to current vehicle-mounted total heavy burden, there is the advantage of real-time, what namely calculate is the max. climb slope of vehicle under Current vehicle always bears a heavy burden, the actual hill climbing ability of vehicle under current heavy burden can be reflected, the gradient that navigating mate can be climbed according to the current actual hill climbing ability of vehicle and needs judges whether climbing, or, vehicle is according to estimating or judging whether climbing is dangerous by the slope detection device actual grade detected and the max. climb slope of vehicle under current heavy burden calculated, thus forewarning function is played to vehicle climbing traveling.
The embodiment of second aspect present invention proposes a kind of system of measuring vehicle max. climb slope, the system of the vehicle-mounted max. climb slope of described measurement is arranged on vehicle, described system comprises: tire pressure detecting device, for detecting multiple tire pressures of multiple tires of vehicle; Communication device; Treater, described treater carries out communication by described communication device and described tire pressure detecting device, the corresponding relation function born a heavy burden with the multiple tire pressure detected according to described tire pressure detecting device and the tire pressure preset and vehicle obtains current vehicle-mounted total heavy burden of described vehicle, and obtains described maximum climbable gradient of vehicle according to the tractive force limit of described current vehicle-mounted total heavy burden and described vehicle.
According to the system of the measuring vehicle max. climb slope of the embodiment of the present invention, the corresponding relation function born a heavy burden according to the tire pressure of the vehicle detected and the multiple tire pressure preset and the tire pressure preset and vehicle obtains current vehicle and carries total heavy burden, and then calculate the max. climb slope of vehicle under this heavy burden according to current vehicle-mounted total heavy burden, there is the advantage of real-time, what namely calculate is the max. climb slope of vehicle under Current vehicle always bears a heavy burden, the actual hill climbing ability of vehicle under current heavy burden can be reflected, the gradient (can estimate to obtain) that navigating mate can be climbed according to the current actual hill climbing ability of vehicle and needs judges whether climbing, thus forewarning function is played to vehicle climbing traveling.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the diagram of circuit of the method for measuring vehicle max. climb slope according to an embodiment of the invention; And
Fig. 2 is the schematic diagram of the system of measuring vehicle max. climb slope according to an embodiment of the invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, particular case above-mentioned term concrete meaning in the present invention can be understood.
Below in conjunction with accompanying drawing, the method and system according to the measuring vehicle max. climb slope of the embodiment of the present invention are described.
Fig. 1 is the diagram of circuit of the method for measuring vehicle max. climb slope according to an embodiment of the invention.As shown in Figure 1, the method for measuring vehicle max. climb slope, comprises the steps: according to an embodiment of the invention
Step S101: the multiple tire pressures obtaining multiple tires of vehicle.
Wherein, pressure of tire detects by pressure sensor unit and obtains, such as: pressure sensor unit adopts the sensor MPXY8020A with measuring tempeature, pressure functional.A transfiguration pressure sensor, a temperature-sensing element and an interface circuit are integrated in same chip by this sensor, have power management and digital output function.In this example, the tire pressure (tire pressure) of each tire of vehicle can have a corresponding pressure sensor unit detection to obtain.
Step S102: the current vehicle-mounted total heavy burden obtaining vehicle according to multiple tire pressure and the tire pressure preset and the corresponding relation function that bears a heavy burden of vehicle.
In one embodiment of the invention, the corresponding relation function that the tire pressure preset and vehicle bear a heavy burden is that the analysis of experimental data by carrying out tire pressure and vehicle-mounted heavy burden monitoring test to vehicle obtains.Such as: in laboratory first by repeatedly to test separately by pressure sensor unit a tire tire pressure P and with weight proving installation testing tire under current tire pressure P, it bears load weight G(and gravity G), application software carries out linear compensation again, the linear function (i.e. tire pressure and vehicle bear a heavy burden corresponding relation function) of load weight G and tire pressure P can be obtained: G=k*P, wherein, G=k*P is the corresponding relation function of tire pressure and load weight, and wherein, K value is obtained by above-mentioned test.
Then, among the above-mentioned method being applied to the embodiment of the present invention obtaining corresponding relation function, such as: registered in advance coding is carried out to the pressure sensor unit be arranged on each tire, the atmospheric pressure value P(of each wheel of pressure sensor unit Real-time Collection of each wheel and pressure of tire), like this, after data P by the tire pressure of each tire of code identification, utilize linear function (i.e. above-mentioned corresponding relation function): G=k*(P
1+ P
2+ ... + P
n) calculate vehicle-mounted total heavy burden G
0, wherein, n is tire quantity.
Step S103: the tractive force limit according to current vehicle-mounted total heavy burden and vehicle obtains maximum climbable gradient of vehicle.
Specifically, owing to generally doing linear uniform motion when vehicle is climbed, therefore, the maximum grade can be able to climbed according to vehicle-mounted total calculating vehicle that bears a heavy burden.Due to known vehicle-mounted total heavy burden G
0with the tractive force limit F of vehicle
max, ignore the friction f that numerical value is less
0, then can be obtained by mechanical analysis: F
max=G
0× sin θ, can calculate the current maximum grade θ (i.e. maximum climbable gradient of vehicle) climbed of vehicle according to this formula.
Further, after obtaining maximum climbable gradient of vehicle, also comprise: display maximum climbable gradient of vehicle.Such as: after calculating maximum climbable gradient of vehicle θ, maximum climbable gradient of vehicle θ is presented on the LCDs of vehicle.Like this, by making comparisons with the maximum climbable gradient of vehicle θ of liquid crystal display screen display after the range estimation gradient when navigating mate drives to climb, to determine whether that climbing travels.
Certainly, due to family be personnel estimate may exist inaccurate may, therefore, the method for the embodiment of the present invention also provides after obtaining maximum climbable gradient of vehicle, also comprises:
1, the gradient of the current present position of vehicle is obtained.
2, judge whether to allow vehicle climbing according to the gradient of current vehicle position and maximum climbable gradient of vehicle, and generate information.Wherein, information is also shown to navigating mate etc. by above-mentioned LCDs.The gradient of the current present position of vehicle is but is not limited to: estimate to obtain, or is obtained by Declinometer detection.
According to the method for the measuring vehicle max. climb slope of the embodiment of the present invention, the corresponding relation function born a heavy burden according to the tire pressure of the vehicle detected and the multiple tire pressure preset and the tire pressure preset and vehicle obtains current vehicle and carries total heavy burden, and then calculate the max. climb slope of vehicle under this heavy burden according to current vehicle-mounted total heavy burden, there is the advantage of real-time, what namely calculate is the max. climb slope of vehicle under Current vehicle always bears a heavy burden, the actual hill climbing ability of vehicle under current heavy burden can be reflected, the gradient that navigating mate can be climbed according to the current actual hill climbing ability of vehicle and needs judges whether climbing, or, vehicle is according to estimating or judging whether climbing is dangerous by the slope detection device actual grade detected and the max. climb slope of vehicle under current heavy burden calculated, thus forewarning function is played to vehicle climbing traveling, be conducive to the gradient of navigating mate to road ahead and make correct judgement, guarantee driving safety.
Fig. 2 is the schematic diagram of the system of measuring vehicle max. climb slope according to an embodiment of the invention.As shown in Figure 2, the system 200 of measuring vehicle max. climb slope is arranged on vehicle according to an embodiment of the invention, and the system 200 of this measuring vehicle max. climb slope comprises: tire pressure detecting device 210, communication device 220 and treater 230.
Wherein, tire pressure detecting device 210 is for detecting multiple tire pressures of multiple tires of vehicle.
Treater 230 carries out communication by communication device 220 and tire pressure detecting device 210, the corresponding relation function born a heavy burden with the multiple tire pressure detected according to tire pressure detecting device 210 and the tire pressure preset and vehicle obtains current vehicle-mounted total heavy burden of vehicle, and obtains maximum climbable gradient of vehicle according to the tractive force limit of current vehicle-mounted total heavy burden and vehicle.
Specifically, tire pressure detecting device 210 such as comprises pressure sensor unit, such as: pressure sensor unit adopts the sensor MPXY8020A with measuring tempeature, pressure functional.A transfiguration pressure sensor, a temperature-sensing element and an interface circuit are integrated in same chip by this sensor, have power management and digital output function.In this example, the tire pressure (tire pressure) of each tire of vehicle can have a corresponding pressure sensor unit detection to obtain.
Shown in composition graphs 2, in one embodiment of the invention, also comprise memory device 240, the corresponding relation function that memory device 240 bears a heavy burden for storing default tire pressure and vehicle.Wherein, the corresponding relation function that the tire pressure preset and vehicle bear a heavy burden is that the analysis of experimental data by carrying out tire pressure and vehicle-mounted heavy burden monitoring test to vehicle obtains.Such as: in laboratory first by repeatedly to test separately by pressure sensor unit a tire tire pressure P and with weight proving installation testing tire under current tire pressure P, it bears load weight G(and gravity G), application software carries out linear compensation again, the linear function (i.e. tire pressure and vehicle bear a heavy burden corresponding relation function) of load weight G and tire pressure P can be obtained: G=k*P, wherein, G=k*P is the corresponding relation function of tire pressure and load weight, and wherein, K value is obtained by above-mentioned test.
Then, among the above-mentioned system being applied to the embodiment of the present invention obtaining corresponding relation function, such as: registered in advance coding is carried out to the pressure sensor unit be arranged on each tire, the atmospheric pressure value P(of each wheel of pressure sensor unit Real-time Collection of each wheel and pressure of tire), like this, after data P by the tire pressure of each tire of code identification, treater 230 utilizes the linear function (i.e. above-mentioned corresponding relation function) be kept in memory device 240: G=k*(P
1+ P
2+ ... + P
n) calculate vehicle-mounted total heavy burden G
0, wherein, n is tire quantity.
Owing to generally doing linear uniform motion when vehicle is climbed, therefore, treater 230 can calculate the maximum grade that can climb of vehicle according to vehicle-mounted total heavy burden.Due to known vehicle-mounted total heavy burden G
0with the tractive force limit F of vehicle
max, ignore the friction f that numerical value is less
0, then can be obtained by mechanical analysis: F
max=G
0× sin θ, can calculate the current maximum grade θ (i.e. maximum climbable gradient of vehicle) climbed of vehicle according to this formula.
Further, as shown in Figure 2, the system 200 of the embodiment of the present invention also comprises read out instrument 250, and read out instrument 250 is for showing maximum climbable gradient of vehicle.Such as: after treater 230 calculates maximum climbable gradient of vehicle θ, maximum climbable gradient of vehicle θ is shown by read out instrument 250.Wherein, read out instrument 240 is such as the LCDs of vehicle.Like this, by making comparisons with the maximum climbable gradient of vehicle θ of liquid crystal display screen display after the range estimation gradient when navigating mate drives to climb, to determine whether that climbing travels.
Again shown in composition graphs 2, communication device 220 is such as wireless communication apparatus 220, and wireless communication apparatus 220 comprises: wireless launcher 221 and the radio receiver 222 matched with this wireless launcher 221.
Particularly, wireless launcher 221 is connected with tire pressure detecting device 210, for multiple tire pressures of the multiple tire of wireless transmission, radio receiver 222 is connected with treater 230, for receiving multiple tire pressures of the multiple tires sent from wireless launcher 221, and multiple tire pressures of multiple tire are supplied to treater 230.As a concrete example, wireless launcher 221 li has 8 MCU(electronic control units), controlled mode of operation and the frequency of operation of wireless launcher 221 by MCU, launch by certain agreement tire pressure detecting device 210 to be gathered the tire pressure monitoring data (i.e. multiple tire pressure) come.
Wireless launcher 221 can be made up of the integrated UHF receiver MC33594 of height and matching network thereof, and MC33594 has the function receiving the Manchester data that also demodulation OOK or FSK modulates.In addition, radio receiver 222 is connected with treater 230 through but not limited to SP2 bus.Namely radio receiver 222 carries out data exchange by spi bus and treater 230.Adopt above-mentioned wireless mode, wiring difficulty can be reduced and reduce wiring cost.
According to the system of the measuring vehicle max. climb slope of the embodiment of the present invention, the corresponding relation function born a heavy burden according to the tire pressure of the vehicle detected and the multiple tire pressure preset and the tire pressure preset and vehicle obtains current vehicle and carries total heavy burden, and then calculate the max. climb slope of vehicle under this heavy burden according to current vehicle-mounted total heavy burden, there is the advantage of real-time, what namely calculate is the max. climb slope of vehicle under Current vehicle always bears a heavy burden, the actual hill climbing ability of vehicle under current heavy burden can be reflected, the gradient that navigating mate can be climbed according to the current actual hill climbing ability of vehicle and needs judges whether climbing, thus forewarning function is played to vehicle climbing traveling, be conducive to the gradient of navigating mate to road ahead and make correct judgement, guarantee driving safety.
Describe and can be understood in diagram of circuit or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of treater or other can from instruction execution system, device or equipment fetch instruction and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this specification sheets, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronics package) with one or more wiring, portable computer diskette box (magnetic device), random-access memory (ram), read-only memory (ROM) (ROM), erasablely edit read-only memory (ROM) (EPROM or flash memory), fiber device, and portable optic disk read-only memory (ROM) (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanning to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer storage.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present invention and aim, scope of the present invention is by claim and equivalency thereof.
Claims (10)
1. a method for measuring vehicle max. climb slope, is characterized in that, comprises the following steps:
Obtain multiple tire pressures of multiple tires of vehicle;
Current vehicle-mounted total heavy burden of described vehicle is obtained according to described multiple tire pressure and the tire pressure preset and the corresponding relation function that bears a heavy burden of vehicle; And
Tractive force limit according to described current vehicle-mounted total heavy burden and described vehicle obtains described maximum climbable gradient of vehicle.
2. method according to claim 1, is characterized in that, wherein, the corresponding relation function that described default tire pressure and vehicle bear a heavy burden is that the analysis of experimental data by carrying out tire pressure and vehicle-mounted heavy burden monitoring test to vehicle obtains.
3. method according to claim 1, is characterized in that, after obtaining described maximum climbable gradient of vehicle, also comprises: show described maximum climbable gradient of vehicle.
4. the method according to any one of claim 1-3, is characterized in that, after obtaining described maximum climbable gradient of vehicle, also comprises:
Obtain the gradient of the current present position of vehicle;
Judge whether to allow described vehicle to climb according to the gradient of the current present position of described vehicle and described maximum climbable gradient of vehicle, and generate information.
5. method according to claim 4, is characterized in that, the gradient of the current present position of described vehicle is that estimation obtains, or is obtained by Declinometer detection.
6. a system for measuring vehicle max. climb slope, is characterized in that, the system of the vehicle-mounted max. climb slope of described measurement is arranged on vehicle, and described system comprises:
Tire pressure detecting device, for detecting multiple tire pressures of multiple tires of vehicle;
Communication device;
Treater, described treater carries out communication by described communication device and described tire pressure detecting device, the corresponding relation function born a heavy burden with the multiple tire pressure detected according to described tire pressure detecting device and the tire pressure preset and vehicle obtains current vehicle-mounted total heavy burden of described vehicle, and obtains described maximum climbable gradient of vehicle according to the tractive force limit of described current vehicle-mounted total heavy burden and described vehicle.
7. system according to claim 6, is characterized in that, also comprises:
Memory device, the corresponding relation function that described memory device bears a heavy burden for storing described default tire pressure and vehicle, wherein, the corresponding relation function that described default tire pressure and vehicle bear a heavy burden is that the analysis of experimental data by carrying out tire pressure and vehicle-mounted heavy burden monitoring test to vehicle obtains.
8. system according to claim 6, is characterized in that, also comprises:
Read out instrument, for showing described maximum climbable gradient of vehicle.
9. the system according to any one of claim 6-8, is characterized in that, described communication device is wireless communication apparatus, and described wireless communication apparatus comprises: wireless launcher and the radio receiver matched with described wireless launcher,
Wherein, described wireless launcher is connected with described tire pressure detecting device, for multiple tire pressures of tire multiple described in wireless transmission, described radio receiver is connected with described treater, for receiving multiple tire pressures of the described multiple tire sent from described wireless launcher, and multiple tire pressures of described multiple tire are supplied to described treater.
10. system according to claim 9, is characterized in that, described radio receiver is connected with described treater by SP2 bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310312357.9A CN104340116A (en) | 2013-07-23 | 2013-07-23 | Vehicle maximum gradeability measuring method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310312357.9A CN104340116A (en) | 2013-07-23 | 2013-07-23 | Vehicle maximum gradeability measuring method and system |
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| Publication Number | Publication Date |
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| CN104340116A true CN104340116A (en) | 2015-02-11 |
Family
ID=52496816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310312357.9A Pending CN104340116A (en) | 2013-07-23 | 2013-07-23 | Vehicle maximum gradeability measuring method and system |
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| CN (1) | CN104340116A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107126333A (en) * | 2017-07-06 | 2017-09-05 | 宫英 | The application method of Portable X-ray operating table |
| CN107184357A (en) * | 2017-07-06 | 2017-09-22 | 宫英 | Portable X-ray operating table |
| CN107437066A (en) * | 2017-07-08 | 2017-12-05 | 高雪亚 | A kind of obstacle detouring state analysis method |
| CN115352458A (en) * | 2022-08-22 | 2022-11-18 | 合众新能源汽车有限公司 | Vehicle climbing capability prediction method, power domain controller and vehicle |
| CN115626166A (en) * | 2022-12-19 | 2023-01-20 | 江苏天一航空工业股份有限公司 | Climbing capability prediction method in automatic vehicle driving |
| CN115352458B (en) * | 2022-08-22 | 2024-06-21 | 合众新能源汽车股份有限公司 | Prediction method of vehicle climbing capacity, power domain controller and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2082010A1 (en) * | 1992-03-02 | 1993-09-03 | Larry Theodore Nitz | Gradeability-based shift pattern control for an automatic transmission |
| CN101441807A (en) * | 2007-11-25 | 2009-05-27 | 程海军 | Tire pressure weight measuring system |
| CN101738321A (en) * | 2008-11-05 | 2010-06-16 | 比亚迪股份有限公司 | Method for measuring maximum climbable gradient of vehicle |
| CN102759341A (en) * | 2011-04-28 | 2012-10-31 | 昆达电脑科技(昆山)有限公司 | Automobile gradient detection device |
| CN202793378U (en) * | 2012-08-16 | 2013-03-13 | 奇瑞汽车股份有限公司 | Electronic display system for gradient of travelling pavement of automobile and altitude |
-
2013
- 2013-07-23 CN CN201310312357.9A patent/CN104340116A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2082010A1 (en) * | 1992-03-02 | 1993-09-03 | Larry Theodore Nitz | Gradeability-based shift pattern control for an automatic transmission |
| CN101441807A (en) * | 2007-11-25 | 2009-05-27 | 程海军 | Tire pressure weight measuring system |
| CN101738321A (en) * | 2008-11-05 | 2010-06-16 | 比亚迪股份有限公司 | Method for measuring maximum climbable gradient of vehicle |
| CN102759341A (en) * | 2011-04-28 | 2012-10-31 | 昆达电脑科技(昆山)有限公司 | Automobile gradient detection device |
| CN202793378U (en) * | 2012-08-16 | 2013-03-13 | 奇瑞汽车股份有限公司 | Electronic display system for gradient of travelling pavement of automobile and altitude |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107126333A (en) * | 2017-07-06 | 2017-09-05 | 宫英 | The application method of Portable X-ray operating table |
| CN107184357A (en) * | 2017-07-06 | 2017-09-22 | 宫英 | Portable X-ray operating table |
| CN107437066A (en) * | 2017-07-08 | 2017-12-05 | 高雪亚 | A kind of obstacle detouring state analysis method |
| CN107437066B (en) * | 2017-07-08 | 2018-04-03 | 刘海茹 | Intelligent medical wheelchair |
| CN115352458A (en) * | 2022-08-22 | 2022-11-18 | 合众新能源汽车有限公司 | Vehicle climbing capability prediction method, power domain controller and vehicle |
| CN115352458B (en) * | 2022-08-22 | 2024-06-21 | 合众新能源汽车股份有限公司 | Prediction method of vehicle climbing capacity, power domain controller and vehicle |
| CN115626166A (en) * | 2022-12-19 | 2023-01-20 | 江苏天一航空工业股份有限公司 | Climbing capability prediction method in automatic vehicle driving |
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Application publication date: 20150211 |
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