CN101973236A - Method and equipment for controlling shifting of power supply gears - Google Patents
Method and equipment for controlling shifting of power supply gears Download PDFInfo
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- CN101973236A CN101973236A CN 201010530287 CN201010530287A CN101973236A CN 101973236 A CN101973236 A CN 101973236A CN 201010530287 CN201010530287 CN 201010530287 CN 201010530287 A CN201010530287 A CN 201010530287A CN 101973236 A CN101973236 A CN 101973236A
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Abstract
The invention discloses a method and equipment for controlling the shifting of power supply gears and belongs to the field of automobiles. The method comprises the following steps of: presetting two or more than two power supply gears; and acquiring the working status information of a vehicle, and shifting a power supply system of the vehicle between the power supply gears according to the working status information of the vehicle. The equipment comprises a presetting module and a shifting module. In the invention, the power supply system of the vehicle, according to the working status information and preset conditions of the vehicle, is controlled to be shifted between the power supply gears in various modes by presetting the power supply gears; automatic shifting between the power supply gears can be realized under various conditions, so the shifting mode is more flexible; meanwhile, a user of the vehicle does not have to remember the shifting sequence of the power supply gears, so that the user experience of the user of the vehicle is improved.
Description
Technical field
The present invention relates to automotive field, particularly a kind of method and apparatus of controlling the power supply gear switch.
Background technology
For the power supply of vehicle, be provided with several power supply gears usually, the vehicle-mounted consumer that each power supply gear is corresponding different, when the power supply range state was effective, its cooresponding vehicle-mounted consumer carried out powered operation.In the practical application,, often need between each power supply gear, switch in order to start different vehicle-mounted consumers.
In the prior art, generally the car key of machinery pairing is inserted the ignition lock of vehicle,, and between the power supply gear of vehicle, switch by continuing the rotating machinery key by rotating machinery key start the engine.Along with development of electronic technology, the startup of existing mechanical key has turned to one-touch startup, can come start the engine by a button that is installed on vehicle or the remote controller.
In realizing process of the present invention, the contriver finds that there is following problem at least in prior art:
Existing technology is come the Switching power gear by the rotating machinery key, and whether the legitimacy of its operation only is to match by the mechanical key tooth to guarantee that safety is not high, and needs the user that key is inserted certain location, and is intelligent inadequately.
Summary of the invention
In order to provide diversified switching mode under the mode that starts at a key, the embodiment of the invention provides a kind of method and apparatus of controlling the power supply gear switch.Described technical scheme is as follows:
The embodiment of the invention provides a kind of changing method of controlling the power supply gear, and described method comprises:
Default two or more power supply gears;
Obtain the work state information of vehicle, and the electric power system of vehicle is switched between described power supply gear according to the work state information of described vehicle, the work state information of described vehicle comprises at least: the work state information of the speed of a motor vehicle, the work state information of lever position, the work state information of brake pedal is pressed the work state information of starting switch, the work state information of engine controller running, the Intelligent key authorization information, the work state information of engine speed.
Particularly, described default power supply gear comprises at least and closes gear and annex gear;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
The electric power system of described vehicle is operated in when closing gear;
When verifying that Intelligent key is legal and pressing starting switch; Or, legal and when pressing starting switch and brake pedal and being operated when the checking Intelligent key, close gear switch to described annex gear from described.
Particularly, described default power supply gear comprises annex gear and igniting gear at least;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
When the electric power system of described vehicle is operated in the annex gear;
When pressing starting switch and brake pedal is operated; Or, surpass first Preset Time and brake pedal the switching time between annex gear and other gears and be operated, maybe when pressing starting switch, from described annex gear switch to described igniting gear.
Particularly, described default power supply gear comprises the igniting gear at least and closes gear;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
When the electric power system of described vehicle is operated in the igniting gear;
When pressing starting switch and gear in park; Or, during less than default qualification speed, be the described gear of closing in park and the speed of a motor vehicle when pressing starting switch and gear from described igniting gear switch.
Particularly, described default power supply gear comprises the igniting gear at least and starts gear;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
When the electric power system of described vehicle is operated in the igniting gear;
Surpass first Preset Time switching time between igniting gear and other gears, and brake pedal is operated and gear can turn round in park and driving engine; Or the switching time between igniting gear and other gears is greater than first Preset Time, and brake pedal is operated and gear can turn round at neutral gear and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round in park and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round at neutral gear and driving engine; Or when pressing starting switch and brake pedal is operated, and gear is in park, and driving engine can turn round; Or when pressing starting switch and brake pedal is operated, and gear is at neutral gear, and driving engine is described startup gear from described igniting gear switch can turn round the time.
Particularly, described default power supply gear comprises startup gear and igniting gear at least;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
The electric power system of described vehicle is operated in when starting gear;
Surpass first Preset Time switching time between startup gear and other gears; Or, when brake pedal is not operated; Or, when gear not in park also not at neutral gear, or, when engine speed is operated greater than idle speed and brake pedal; Or, surpass second Preset Time when the time of pressing starting switch, and engine speed is described igniting gear from described startup gear switch during greater than idle speed.
Further, described method also comprises:
Receive the radiofrequency signal of Intelligent key, and described radiofrequency signal is carried out obtaining restituted signal after the demodulation, and verify the legitimacy of described restituted signal.
The embodiment of the invention also provides a kind of equipment of controlling the power supply gear switch, and described equipment comprises:
Presetting module is used for default two or more power supply gears;
Handover module, be used to obtain the work state information of vehicle, and the electric power system of vehicle is switched between described power supply gear according to the work state information of described vehicle, the work state information of described vehicle comprises at least: the work state information of the speed of a motor vehicle, the work state information of lever position, the work state information of brake pedal, press the work state information of starting switch, the work state information of engine controller running, the Intelligent key authorization information, the work state information of engine speed.
Wherein, described equipment specifically comprises:
Controller is used to obtain the work state information of vehicle, and switches between described power supply gear according to the work state information of described vehicle;
Car speed sensor links to each other by the CAN bus with described controller, is used for sending in real time to described controller the work state information of car speed;
Gear position sensor electrically connects with described controller, is used for sending in real time to described controller the work state information of lever position;
Brake pedal sensor electrically connects with described controller, is used for sending to described controller the work state information of brake pedal;
Power controller links to each other by the CAN bus with described controller, is used to control the igniting fueling injection equipment of driving engine, sends the work state information of engine running and the work state information of engine speed to described controller;
Starting switch electrically connects with described controller, is used for sending the work state information of pressing starting switch to described controller;
Lockable mechanism electrically connects with described controller, is used to carry out the order that described controller lock ends Steering gear or gearshift, sends the work state information of locking signal to described controller.
Particularly, described handover module specifically comprises:
The first default unit is used for default power supply gear and comprises at least and close gear and annex gear;
First acquiring unit, the electric power system that is used for when described vehicle is operated in when closing gear, obtains the work state information of described vehicle;
First switch unit is used for when verifying that Intelligent key is legal and pressing starting switch; Or, legal and when pressing starting switch and brake pedal and being operated when the checking Intelligent key, close gear switch to described annex gear from described;
Or,
The second default unit is used for default power supply gear and comprises annex gear and igniting gear at least;
Second acquisition unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the annex gear;
Second switch unit is used for pressing starting switch and brake pedal is operated; Or, surpass first Preset Time and brake pedal the switching time between annex gear and other gears and be operated, maybe when pressing starting switch, from described annex gear switch to described igniting gear;
Or,
The 3rd default unit is used for default described power supply gear and comprises the igniting gear at least and close gear;
The 3rd acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the igniting gear;
The 3rd switch unit is used for when pressing starting switch and gear in park; Or, during less than default qualification speed, be the described gear of closing in park and the speed of a motor vehicle when pressing starting switch and gear from described igniting gear switch;
Or,
The 4th default unit is used for default power subsystem unit and comprises the igniting gear at least and start gear;
The 4th acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the igniting gear;
The 4th switch unit, surpass first Preset Time switching time that is used between igniting gear and other gears, and brake pedal is operated and gear can turn round in park and driving engine; Or the switching time between igniting gear and other gears is greater than first Preset Time, and brake pedal is operated and gear can turn round at neutral gear and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round in park and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round at neutral gear and driving engine; Or when pressing starting switch and brake pedal is operated, and gear is in park, and driving engine can turn round; Or when pressing starting switch and brake pedal is operated, and gear is at neutral gear, and driving engine is described startup gear from described igniting gear switch can turn round the time;
Or,
The 5th default unit is used for default power supply gear and comprises startup gear and igniting gear at least;
The 5th acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the startup gear;
The 5th switch unit is used for when starting switching time between gear and other gears above first Preset Time; Or, when brake pedal is not operated; Or, when gear not in park also not at neutral gear, or, when engine speed is operated greater than idle speed and brake pedal; Or, surpass second Preset Time when the time of pressing starting switch, and engine speed is described igniting gear from described startup gear switch during greater than idle speed.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is: by default power supply gear, and according to the work state information of vehicle and the switching condition of presetting, the electric power system of control vehicle is carried out variation and is switched between the power supply gear; Because can realize the automatic switchover between the power supply gear under various conditions, switching mode is more flexible; Simultaneously, the vehicle user no longer needs to remember the order of each power supply gear switch, and the user who has improved the vehicle user experiences.
Description of drawings
Fig. 1 is the method flow diagram of the control power supply gear switch that provides in the embodiment of the invention 1;
Fig. 2 is the method flow diagram of another control power supply gear switch of providing in the embodiment of the invention 2;
Fig. 3 is the switching condition scheme drawing between the default power supply gear that provides in the embodiment of the invention 2;
Fig. 4 is the device structure scheme drawing of the control power supply gear switch that provides in the embodiment of the invention 3;
Fig. 5 is the device structure scheme drawing of another control power supply gear switch of providing in the embodiment of the invention 4.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Embodiment 1
Referring to Fig. 1, the embodiment of the invention provides a kind of method of controlling the power supply gear switch, and this method comprises:
101: default two or more power supply gears;
102: the work state information that obtains vehicle, and the electric power system of vehicle is switched between this power supply gear according to the work state information of this vehicle, the work state information of this vehicle comprises at least: the work state information of the speed of a motor vehicle, the work state information of lever position, the work state information of brake pedal is pressed the work state information of starting switch, the work state information of engine controller running, the Intelligent key authorization information, the work state information of engine speed.
The method that the embodiment of the invention provides, by default power supply gear, and according to the work state information of vehicle and the switching condition of presetting, the electric power system of control vehicle is carried out variation and is switched between the power supply gear; Because can realize the automatic switchover between the power supply gear under various conditions, switching mode is more flexible; Simultaneously, the vehicle user no longer needs to remember the order of power supply gear switch, and the user who has improved the vehicle user experiences.
Embodiment 2
As shown in Figure 2, a kind of method of controlling the power supply gear switch that the embodiment of the invention provides, this method specifically comprises:
201: receive the radiofrequency signal of Intelligent key, and this radiofrequency signal is carried out obtaining restituted signal after the demodulation, and verify the legitimacy of this restituted signal, if legal, then execution in step 202, if illegal, then send alerting signal.
Particularly, be provided with controller in the vehicle, this controller comprises low-frequency antenna, radio frequency receiver and authentication unit, when Intelligent key is in the default area division of controller, can produce radiofrequency signal under the excitation of the low-frequency antenna of meeting in controller, radio frequency receiver in the controller receives this radiofrequency signal, and this radiofrequency signal is carried out demodulation, the generating solution tonal signal; Controller passes through to judge whether this restituted signal is legal, thereby verifies out the legitimacy of Intelligent key, if this restituted signal is legal, verifies out that then this Intelligent key is legal; If this restituted signal is illegal, verify out that then this Intelligent key is illegal.The embodiment of the invention does not limit the mode of checking Intelligent key legitimacy, only describe in the following manner: the default data sheet of having stored the some signals that mate with this controller of the authentication unit of controller, the radio frequency receiver of controller sends to the restituted signal that generates in the authentication unit and verifies, promptly judge and whether have this restituted signal in this data sheet, if exist, then this restituted signal is legal, just verifies out that also this Intelligent key is legal; If do not exist, then this restituted signal is illegal, just verifies out that also this Intelligent key is illegal.
Wherein, the radiofrequency signal that Intelligent key produces is to modulate according to default modulation system to obtain, preset the demodulation mode that mates mutually with this modulation system in the radio frequency receiver, and the radiofrequency signal that receives is carried out demodulation generating solution tonal signal according to this default demodulation mode; The embodiment of the invention does not limit concrete default modulation system and demodulation mode, it can be realized by hardware, also can realize by software, mate mutually as long as satisfy the default demodulation mode of the default modulation system of this Intelligent key and this radio frequency receiver, promptly radio frequency receiver can carry out correct demodulation to the radiofrequency signal that Intelligent key produces according to default demodulation mode.
In the practical application, Intelligent key can be carried or placed in the car by chaufeur, default car inner region scope in the controller, when Intelligent key is positioned at this default car inner region scope, low-frequency antenna in the controller can encourage this Intelligent key to produce radiofrequency signal, radio frequency receiver in the controller carries out demodulation generating solution tonal signal to this radiofrequency signal, thereby whether the controller basis receives radiofrequency signal, judge that whether this Intelligent key is in default car inner region, if judge this Intelligent key in default car inner region, then further verify according to this restituted signal whether this Intelligent key is legal,, realize the anti-theft feature of vehicle if not conforming to rule sends alerting signal.
It will be appreciated by those skilled in the art that, this step is not the essential features that realizes in the control power supply gear switch method, legitimate verification to Intelligent key only is a preferred steps that realizes the embodiment of the invention, by legitimate verification, can realize the anti-theft feature of vehicle to Intelligent key.When having verified that Intelligent key is legal, the embodiment of the invention can realize the switching of control power supply gear according to the work state information of default switching condition and vehicle.
202: preset two or more power supply gears, and obtain the work state information of vehicle, the electric power system of vehicle is switched between this power supply gear.
Particularly, default 4 power supply gears are respectively OFF (closing) gear, ACC (Accessory, annex) gear, IGN (igniting) gear and START (startup) gear in the embodiment of the invention.The embodiment of the invention is obtained the work state information of vehicle by controller behind a key start the engine, and automatically according to the switching between the work state information control different electrical power gear of this vehicle.
Particularly, the switching condition between the different electrical power gear that controller is preset can have multiple, and referring to Fig. 3, the embodiment of the invention is that example describes with default following five kinds of switching conditions only:
2021: control power supply gear is from closing gear switch to the annex gear;
Particularly, default OFF (closing) gear comprises following two kinds at least to the switching condition of ACC (annex) gear:
The checking Intelligent key is legal and press starting switch, or verifies that Intelligent key is legal and press starting switch and brake pedal is operated,
When the electric power system of vehicle is operated in the OFF gear, controller obtains the work state information of vehicle, and according to work state information and above-mentioned arbitrary switching condition of vehicle, control power supply gear is the ACC gear from the OFF gear switch, particularly, when the electric power system of vehicle was operated in the OFF gear, when the work state information of vehicle satisfied above-mentioned arbitrary switching condition, the power supply gear was the ACC gear from the OFF gear switch; The ACC relay that triggers simultaneously in the power supply gear R/G is connected, and triggers the IGN relay and START all turn-offs.
2022: control power supply gear from the annex gear switch to the igniting gear;
Particularly, default ACC (annex) gear comprises following three kinds at least to the switching condition of IGN (igniting) gear:
Press starting switch and brake pedal is operated, or surpass first Preset Time switching time between ACC gear and other gears and brake pedal is operated, or press starting switch,
When the electric power system of vehicle is operated in the ACC gear, controller obtains the work state information of vehicle, and according to work state information and above-mentioned arbitrary switching condition of vehicle, control power supply gear is the IGN gear from the ACC gear switch, particularly, when the electric power system of vehicle was operated in the ACC gear, when the work state information of vehicle satisfied above-mentioned arbitrary switching condition, the power supply gear was the IGN gear from the ACC gear switch; Trigger ACC relay in the power supply gear R/G and IGN relay simultaneously and connect all logically, the START relay turn-offs.
2023: control power supply gear from the igniting gear switch to closing gear;
Particularly, default IGN (igniting) gear comprises following two kinds at least to the switching condition of OFF (closing) gear:
Press starting switch and gear in park, or press starting switch and gear in park and the speed of a motor vehicle less than default qualification speed,
When the electric power system of vehicle is operated in the IGN gear, controller obtains the work state information of vehicle, and according to work state information and above-mentioned arbitrary switching condition of vehicle, control power supply gear is the OFF gear from the IGN gear switch, particularly, when the electric power system of vehicle was operated in the IGN gear, when the work state information of vehicle satisfied above-mentioned arbitrary switching condition, the power supply gear was the OFF gear from the IGN gear switch; The IGN relay, ACC relay and the START relay that trigger simultaneously in the power supply gear R/G all turn-off.
2024: control power supply gear from the igniting gear switch to starting gear;
Particularly, default IGN (igniting) gear comprises following six kinds at least to the switching condition of START (startup) gear:
Surpass first Preset Time switching time between IGN gear and other gears, and brake pedal is operated, and gear can turn round in park and driving engine, or
Switching time between IGN gear and other gears is greater than first Preset Time, and brake pedal is operated, and gear can turn round at neutral gear and driving engine, or
Pressing the starting switch time surpasses second Preset Time, and gear be when park and driving engine can turn round, or
Pressing the starting switch time surpasses second Preset Time, and gear be when neutral gear and driving engine can turn round, or
Press starting switch, and brake pedal is operated, and gear is in park, and driving engine be can turn round the time, or
Press starting switch, and brake pedal is operated, and gear is at neutral gear, and driving engine can turn round,
When the electric power system of vehicle is operated in the IGN gear, controller obtains the work state information of vehicle, and according to work state information and above-mentioned arbitrary switching condition of vehicle, control power supply gear is the START gear from the IGN gear switch, particularly, when the electric power system of vehicle was operated in the IGN gear, when the work state information of vehicle satisfied above-mentioned arbitrary switching condition, the power supply gear was the START gear from the IGN gear switch; The ACC relay that triggers simultaneously in the power supply gear R/G turn-offs, and IGN relay and START relay are all connected.
2025: control power supply gear is from starting gear switch to the igniting gear;
Particularly, default START (startup) gear comprises following four kinds at least to the switching condition of IGN (igniting) gear:
Surpass first Preset Time switching time between START gear and other gears, or
Brake pedal is not stepped on, or
Gear not in park also not at neutral gear, or
Engine speed is greater than idle speed, and brake pedal is operated, or
The time of pressing starting switch surpasses second Preset Time, and engine speed is greater than idle speed,
When the electric power system of vehicle is operated in the START gear, controller obtains the work state information of vehicle, and according to work state information and above-mentioned arbitrary switching condition of vehicle, control power supply gear is the IGN gear from the START gear switch, particularly, when the electric power system of vehicle was operated in the START gear, when the work state information of vehicle satisfied above-mentioned arbitrary switching condition, the power supply gear was the IGN gear from the START gear switch; The ACC relay and the IGN relay that trigger simultaneously in the power supply gear R/G are all connected, and trigger the START gear and turn-off.
Each power supply gear and corresponding relays break-make situation in the embodiment of the invention are referring to table 1.
Each power supply gear of table 1 and corresponding relays break-make situation thereof
In the practical application, controller obtains the work state information of vehicle in real time, and according to the switching between this work state information and the default switching condition control power supply gear, turn on and off thereby trigger corresponding power supply gear relay, realize work vehicle-mounted consumer that should the power supply gear.
Wherein, controller is connected with car speed sensor, gear position sensor, brake pedal sensor, starting switch module, power controller at least, and obtains the work state information of vehicle by the signal that obtains each parts transmission.The work state information of vehicle comprises at least: the work state information of the speed of a motor vehicle, the work state information of lever position, the work state information of brake pedal, press the work state information of starting switch, the work state information of engine controller running, the Intelligent key authorization information, the work state information of engine speed.
Particularly, controller is collected the work state information of the speed of a motor vehicle by obtaining the vehicle velocity signal that car speed sensor sends;
Controller is collected the work state information of lever position by obtaining the lever position signal that gear position sensor sends, the work state information of this lever position comprise at least lever park, lever at neutral gear, lever not in park also not at neutral gear;
Controller is collected the work state information of brake pedal by obtaining the brake pedal signal that brake pedal sensor sends, and the work state information of this brake pedal comprises that brake pedal is operated, brake pedal is not operated;
Controller is collected the work state information of pressing starting switch by obtaining the impulse singla that starting switch sends, and this work state information of pressing starting switch comprises: whether press starting switch, whether the time of pressing starting switch surpasses Preset Time;
Controller is collected the work state information of engine controller running and the work state information of engine speed by obtaining the engine ignition enable signal that power controller sends.
Further, the switching condition of current power supply range state can also be shown.
Particularly, on combination instrument, show the switching condition of current power supply range state, and according to this switching condition display reminding work state information.
For example, one of condition of the switching of power supply gear from the START gear to the IGN gear is, " controller gets access to the present engine rotating speed greater than idle speed ", then can with switching condition " get access to engine speed greater than idle speed; and slam brake pedal " be shown on the combination instrument, and on combination instrument the display reminding work state information: " slamming brake pedal ".
The method that the embodiment of the invention provides, by default power supply gear, and according to the work state information of vehicle and the switching condition of presetting, the electric power system of control vehicle is carried out variation and is switched between the power supply gear; Because can realize the automatic switchover between the power supply gear under various conditions, switching mode is more flexible; Simultaneously, the vehicle user no longer needs to remember the order of power supply gear switch, and the user who has improved the vehicle user experiences.Simultaneously, whether the radiofrequency signal of receiving by judgement the legitimacy of legal checking Intelligent key, realizes the anti-theft feature of vehicle.
Embodiment 3
As shown in Figure 4, the embodiment of the invention provides a kind of equipment of controlling the power supply gear switch, and this equipment specifically comprises:
Wherein, this handover module 302 specifically comprises:
The first default unit is used for default power supply gear and comprises at least and close gear and annex gear;
First acquiring unit, the electric power system that is used for when described vehicle is operated in when closing gear, obtains the work state information of described vehicle;
First switch unit is used for when verifying that Intelligent key is legal and pressing starting switch; Or, legal and when pressing starting switch and brake pedal and being operated when the checking Intelligent key, close gear switch to described annex gear from described;
Or,
The second default unit is used for default power supply gear and comprises annex gear and igniting gear at least;
Second acquisition unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the annex gear;
Second switch unit is used for pressing starting switch and brake pedal is operated; Or, surpass first Preset Time and brake pedal the switching time between annex gear and other gears and be operated, maybe when pressing starting switch, from described annex gear switch to described igniting gear;
Or,
The 3rd default unit is used for default described power supply gear and comprises the igniting gear at least and close gear;
The 3rd acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the igniting gear;
The 3rd switch unit is used for when pressing starting switch and gear in park; Or, during less than default qualification speed, be the described gear of closing in park and the speed of a motor vehicle when pressing starting switch and gear from described igniting gear switch;
Or,
The 4th default unit is used for default power subsystem unit and comprises the igniting gear at least and start gear;
The 4th acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the igniting gear;
The 4th switch unit, surpass first Preset Time switching time that is used between igniting gear and other gears, and brake pedal is operated and gear can turn round in park and driving engine; Or the switching time between igniting gear and other gears is greater than first Preset Time, and brake pedal is operated and gear can turn round at neutral gear and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round in park and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round at neutral gear and driving engine; Or when pressing starting switch and brake pedal is operated, and gear is in park, and driving engine can turn round; Or when pressing starting switch and brake pedal is operated, and gear is at neutral gear, and driving engine is described startup gear from described igniting gear switch can turn round the time;
Or,
The 5th default unit is used for default power supply gear and comprises startup gear and igniting gear at least;
The 5th acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the startup gear;
The 5th switch unit is used for when starting switching time between gear and other gears above first Preset Time; Or, when brake pedal is not operated; Or, when gear not in park also not at neutral gear, or, when engine speed is operated greater than idle speed and brake pedal; Or, surpass second Preset Time when the time of pressing starting switch, and engine speed is described igniting gear from described startup gear switch during greater than idle speed.
The equipment that the embodiment of the invention provides, by default power supply gear, and according to the work state information of vehicle and the switching condition of presetting, the electric power system of control vehicle is carried out variation and is switched between the power supply gear; Because can realize the automatic switchover between the power supply gear under various conditions, switching mode is more flexible; Simultaneously, the vehicle user no longer needs to remember the order of power supply gear switch, and the user who has improved the vehicle user experiences.
Embodiment 4
Referring to Fig. 5, the embodiment of the invention provides a kind of equipment of controlling the power supply gear switch, and this equipment comprises:
Further, this controller 401 can also be used for receiving and demodulation radiofrequency signal generating solution tonal signal, and verify whether this restituted signal is legal, and according to the switching condition between the power supply gear, realize the switching of power supply gear, this controller 401 also comprises low-frequency antenna, radio frequency receiver and authentication unit, this low-frequency antenna is used to encourage Intelligent key to produce radiofrequency signal, this radio frequency receiver is used to receive the radiofrequency signal that Intelligent key produces, and this radiofrequency signal carried out demodulation, the generating solution tonal signal; This authentication unit is used to verify whether the restituted signal of radio frequency receiver generation is legal.Further, this controller also comprises an alarm unit, is used for sending alerting signal when demodulating unit verifies out that restituted signal is illegal.
Starting switch 402 electrically connects with controller 401, sends to controller and carries the signal of pressing starting switch, and this work state information of pressing starting switch comprises: whether press starting switch, whether the time of pressing starting switch surpasses second Preset Time; This starting switch has backlight and the on-state deixis, can be the pulsed switch;
Power supply gear R/G 407 electrically connects with controller 401, carries out the connection and the shutoff of corresponding power supply gear relay, and this power supply gear R/G comprises three power supply gear relays at least: ACC relay, IGN relay and START relay.As shown in table 1, when ACC relay, IGN relay and START relay all disconnected connection, the power supply range state was OFF; When the ACC relay is connected, and IGN relay and START relay all disconnect when connecting, and the power supply range state is ACC; When ACC relay and IGN relay are connected, and the START relay disconnects when connecting, and the power supply range state is IGN; When the ACC relay disconnect to be connected, and IGN relay and START relay be when connecting, and the power supply range state is START.
Further, the equipment of this control power supply gear also comprises a combination instrument 408, electrically connects with controller 401, is used to show the switching condition of current power supply range state, and according to this switching condition display reminding work state information.
Further, the equipment of this control power supply gear also comprises a lockable mechanism 409, electrically connect with controller 401, be used for the locking Steering gear of implementation controller transmission or the order of gearshift, and return the locking signal to controller, promptly return whether locking of this lockable mechanism, if lockable mechanism locking, the bearing circle of this vehicle or gearshift all can not be worked so, can realize the anti-theft feature of vehicle.
The equipment that the embodiment of the invention provides, by default power supply gear, and according to the work state information of vehicle and the switching condition of presetting, the electric power system of control vehicle is carried out variation and is switched between the power supply gear; Because can realize the automatic switchover between the power supply gear under various conditions, switching mode is more flexible; Simultaneously, the vehicle user no longer needs to remember the order of power supply gear switch, and the user who has improved the vehicle user experiences.In addition, judge the whether legitimacy of legal checking Intelligent key of the radiofrequency signal receive, realize the anti-theft feature of vehicle by controller.
All or part of content in the technical scheme that above embodiment provides can realize that its software program is stored in the storage medium that can read by software programming, storage medium for example: the hard disk in the computing machine, CD or floppy disk.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a changing method of controlling the power supply gear is characterized in that, described method comprises:
Default two or more power supply gears;
Obtain the work state information of vehicle, and the electric power system of vehicle is switched between described power supply gear according to the work state information of described vehicle, the work state information of described vehicle comprises at least: the work state information of the speed of a motor vehicle, the work state information of lever position, the work state information of brake pedal is pressed the work state information of starting switch, the work state information of engine controller running, the Intelligent key authorization information, the work state information of engine speed.
2. the method for claim 1 is characterized in that, described default power supply gear comprises at least closes gear and annex gear;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
The electric power system of described vehicle is operated in when closing gear;
When verifying that Intelligent key is legal and pressing starting switch; Or, legal and when pressing starting switch and brake pedal and being operated when the checking Intelligent key, close gear switch to described annex gear from described.
3. the method for claim 1 is characterized in that, described default power supply gear comprises annex gear and igniting gear at least;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
When the electric power system of described vehicle is operated in the annex gear;
When pressing starting switch and brake pedal is operated; Or, surpass first Preset Time and brake pedal the switching time between annex gear and other gears and be operated, maybe when pressing starting switch, from described annex gear switch to described igniting gear.
4. the method for claim 1 is characterized in that, described default power supply gear comprises the igniting gear at least and closes gear;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
When the electric power system of described vehicle is operated in the igniting gear;
When pressing starting switch and gear in park; Or, during less than default qualification speed, be the described gear of closing in park and the speed of a motor vehicle when pressing starting switch and gear from described igniting gear switch.
5. the method for claim 1 is characterized in that, described default power supply gear comprises the igniting gear at least and starts gear;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
When the electric power system of described vehicle is operated in the igniting gear;
Surpass first Preset Time switching time between igniting gear and other gears, and brake pedal is operated and gear can turn round in park and driving engine; Or the switching time between igniting gear and other gears is greater than first Preset Time, and brake pedal is operated and gear can turn round at neutral gear and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round in park and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round at neutral gear and driving engine; Or when pressing starting switch and brake pedal is operated, and gear is in park, and driving engine can turn round; Or when pressing starting switch and brake pedal is operated, and gear is at neutral gear, and driving engine is described startup gear from described igniting gear switch can turn round the time.
6. the method for claim 1 is characterized in that, described default power supply gear comprises startup gear and igniting gear at least;
Described work state information according to described vehicle switches the electric power system of vehicle to comprise between described power supply gear:
The electric power system of described vehicle is operated in when starting gear;
Surpass first Preset Time switching time between startup gear and other gears; Or, when brake pedal is not operated; Or, when gear not in park also not at neutral gear, or, when engine speed is operated greater than idle speed and brake pedal; Or, surpass second Preset Time when the time of pressing starting switch, and engine speed is described igniting gear from described startup gear switch during greater than idle speed.
7. as the described method of each claim of claim 1-6, it is characterized in that described method also comprises:
Receive the radiofrequency signal of Intelligent key, and described radiofrequency signal is carried out obtaining restituted signal after the demodulation, and verify the legitimacy of described restituted signal.
8. an equipment of controlling the power supply gear switch is characterized in that, described equipment comprises:
Presetting module is used for default two or more power supply gears;
Handover module, be used to obtain the work state information of vehicle, and the electric power system of vehicle is switched between described power supply gear according to the work state information of described vehicle, the work state information of described vehicle comprises at least: the work state information of the speed of a motor vehicle, the work state information of lever position, the work state information of brake pedal, press the work state information of starting switch, the work state information of engine controller running, the Intelligent key authorization information, the work state information of engine speed.
9. equipment as claimed in claim 8 is characterized in that, described equipment specifically comprises:
Controller is used to obtain the work state information of vehicle, and according to the work state information of described vehicle the electric power system of vehicle is switched between described power supply gear;
Car speed sensor links to each other by the CAN bus with described controller, is used for sending in real time to described controller the work state information of car speed;
Gear position sensor electrically connects with described controller, is used for sending in real time to described controller the work state information of lever position;
Brake pedal sensor electrically connects with described controller, is used for sending to described controller the work state information of brake pedal;
Power controller links to each other by the CAN bus with described controller, is used to control the igniting fueling injection equipment of driving engine, sends the work state information of engine running and the work state information of engine speed to described controller;
Starting switch electrically connects with described controller, is used for sending the work state information of pressing starting switch to described controller;
Lockable mechanism electrically connects with described controller, is used to carry out the order that described controller lock ends Steering gear or gearshift, sends the work state information of locking signal to described controller.
10. equipment as claimed in claim 8 is characterized in that, described handover module specifically comprises:
The first default unit is used for default power supply gear and comprises at least and close gear and annex gear;
First acquiring unit, the electric power system that is used for when described vehicle is operated in when closing gear, obtains the work state information of described vehicle;
First switch unit is used for when verifying that Intelligent key is legal and pressing starting switch; Or, legal and when pressing starting switch and brake pedal and being operated when the checking Intelligent key, close gear switch to described annex gear from described;
Or,
The second default unit is used for default power supply gear and comprises annex gear and igniting gear at least;
Second acquisition unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the annex gear;
Second switch unit is used for pressing starting switch and brake pedal is operated; Or, surpass first Preset Time and brake pedal the switching time between annex gear and other gears and be operated, maybe when pressing starting switch, from described annex gear switch to described igniting gear;
Or,
The 3rd default unit is used for default described power supply gear and comprises the igniting gear at least and close gear;
The 3rd acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the igniting gear;
The 3rd switch unit is used for when pressing starting switch and gear in park; Or, during less than default qualification speed, be the described gear of closing in park and the speed of a motor vehicle when pressing starting switch and gear from described igniting gear switch;
Or,
The 4th default unit is used for default power subsystem unit and comprises the igniting gear at least and start gear;
The 4th acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the igniting gear;
The 4th switch unit, surpass first Preset Time switching time that is used between igniting gear and other gears, and brake pedal is operated and gear can turn round in park and driving engine; Or the switching time between igniting gear and other gears is greater than first Preset Time, and brake pedal is operated and gear can turn round at neutral gear and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round in park and driving engine; Or, surpass second Preset Time when pressing the starting switch time, and gear can turn round at neutral gear and driving engine; Or when pressing starting switch and brake pedal is operated, and gear is in park, and driving engine can turn round; Or when pressing starting switch and brake pedal is operated, and gear is at neutral gear, and driving engine is described startup gear from described igniting gear switch can turn round the time;
Or,
The 5th default unit is used for default power supply gear and comprises startup gear and igniting gear at least;
The 5th acquiring unit is used for obtaining the work state information of vehicle when the electric power system of described vehicle is operated in the startup gear;
The 5th switch unit is used for when starting switching time between gear and other gears above first Preset Time; Or, when brake pedal is not operated; Or, when gear not in park also not at neutral gear, or, when engine speed is operated greater than idle speed and brake pedal; Or, surpass second Preset Time when the time of pressing starting switch, and engine speed is described igniting gear from described startup gear switch during greater than idle speed.
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CN 201010530287 CN101973236A (en) | 2010-10-29 | 2010-10-29 | Method and equipment for controlling shifting of power supply gears |
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CN 201010530287 CN101973236A (en) | 2010-10-29 | 2010-10-29 | Method and equipment for controlling shifting of power supply gears |
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CN104599382A (en) * | 2015-01-07 | 2015-05-06 | 北京经纬恒润科技有限公司 | Authentication method and authentication device for intelligent key |
CN106080452A (en) * | 2016-07-29 | 2016-11-09 | 北京车和家信息技术有限责任公司 | The method of supplying power to of electronic control unit, electronic control unit and vehicle |
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CN111845443B (en) * | 2019-04-30 | 2022-02-22 | 长城汽车股份有限公司 | Power supply switching method and switching device |
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