CN104113112A - Instrument awakening control device - Google Patents
Instrument awakening control device Download PDFInfo
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- CN104113112A CN104113112A CN201410298560.XA CN201410298560A CN104113112A CN 104113112 A CN104113112 A CN 104113112A CN 201410298560 A CN201410298560 A CN 201410298560A CN 104113112 A CN104113112 A CN 104113112A
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Abstract
The invention discloses an instrument awakening control device, including: a battery management system which is connected with an instrument bus module and used for sending battery information to the instrument bus module and which is also connected with a charging interface so as to be externally connected with charging equipment to awaken the battery management system in a charging state; and an instrument bus module which is connected with the charging interface so as to receive a first control signal from the externally connected charging equipment in the charging state, the first control signal being used for awakening the instrument bus module. The instrument bus module awakens an instrument in the charging state, and sends battery information to the instrument for display. The instrument awakening control device in the invention can provide an instrument awakening mode in a charging mode for a plug-in hybrid electric vehicle. In the charging mode, an external charging power supply is used for providing auxiliary low voltage power supply for the whole vehicle, thereby awakening the battery management system and the instrument, and enabling the instrument to display the charging state in real time in a charging stage.
Description
Technical field
The present invention relates to Development of HEV Technology field, specifically, relate to a kind of instrument and wake control device up, particularly a kind of instrument of plug-in hybrid-power automobile is waken control device up.
Background technology
Hybrid vehicle (Hybrid Electric Vehicle, HEV) on the basis of traditional I. C. engine steam motor vehicle drive system, the energy storage devices such as motor and chemical storage batteries have been increased, by rational matching and optimization, control, have the advantage of traditional fuel-engined vehicle and pure electric automobile concurrently.The plug-in hybrid-power automobile deriving in recent years (Plug-in Hybrid Electric Vehicle, PHEV) use jumbo electrokinetic cell, can use external electrical network charging, increased the course continuation mileage of electric-only mode, can effectively improve the use of electric energy, reduce the consumption to fuel oil.But, in its charging process, also exist all drawbacks.
In prior art, it is to adopt key ON shelves to control that hybrid electric vehicle instrument wakes the overwhelming majority up.Under normal circumstances, driver's opening power master switch, for car load provides low-tension supply.Now, ignition switch front end powers on, and ignition lock switch key is threaded to ON shelves, and for instrument and battery management system provide low tension, instrument is waken up and battery management system wakes up.Battery management system BMS (Battery Management System) is sent to instrument by CAN network by the message of battery charging state SOC (State Of Charge), and instrument shows car load dynamical system state by analytic message on screen.
When stopping, motor vehicle driven by mixed power key need be threaded to OFF shelves, the disconnected low tension of car load now, and battery management system BMS does not wake up and instrument is not waken up, and instrument is blank screen state.If now to Vehicular charging, driver cannot learn Vehicular charging situation from instrument.
Therefore, need badly and a kind ofly can solve the disconnected low tension of stopping, external direct current power supply charging cannot wake the instrument of instrument screen up and wake control device up.
Summary of the invention
For addressing the above problem, the invention provides a kind of instrument and wake control device up, comprising:
Battery management system, is connected with meter bus module, and for sending battery information to meter bus module, described battery management system is also connected with charging inlet, so that wake battery management system up by external charge equipment under charged state;
Meter bus module, is connected with charging inlet, and to receive the first control signal from external charge equipment under charged state, described the first control signal is used for waking up instrument bus module;
Wherein, described meter bus module is waken instrument up under charged state, and battery information is sent to instrument shows.
According to one embodiment of present invention, described meter bus module is connected with vehicle power, so that provide working power by vehicle power for meter bus module under charged state and non-charged state.
According to one embodiment of present invention, under charged state, external charge equipment provides low pressure accessory power supply, the working power as battery management system under charged state for battery management system.
According to one embodiment of present invention, described the first control signal confirms that for the ground terminal of external charge equipment and the charging of charging inlet are connected end the charging providing is provided and connects confirmation signal.
According to one embodiment of present invention, also comprise:
Central control module, is connected with meter bus module with described battery management system, for wake described battery management system up under non-charged state, and wakes described meter bus module up by the second control signal.
According to one embodiment of present invention, described meter bus module sends instrument wake-up signal to wake instrument up to instrument under charged state and non-charged state, and battery information is sent to instrument shows.
According to one embodiment of present invention, described the second control signal high level signal for being provided by central control module.
According to one embodiment of present invention, described battery management system is connected with meter bus module by CAN outer network, and described meter bus module is by network in CAN and Instrument connection.
According to one embodiment of present invention, described battery information comprises at least one in monomer voltage, total voltage, state-of-charge value, charging and discharging currents and temperature information.
According to one embodiment of present invention, described instrument only shows the charging status information in battery information.
Beneficial effect of the present invention is, can provide the wake-up mode of the instrument under charge mode for plug-in hybrid-power automobile.Under charge mode, utilize external charge power supply for car load provides auxiliary low pressure power supply, battery management system and instrument are waken up.Battery management system is encapsulated as CAN message by battery information and is sent to instrument, and instrument is to this CAN packet parsing and in screen, show battery information.Thereby make can show in real time charged state in charging stage instrument, do not need ignition lock key to be threaded to ON shelves, vehicle is in can not transport condition.The phenomenon in the time of can avoiding driver inattention to be intended to charge greatly, car being driven away, improves the fail safe of car load when charging.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, or understand by implementing the present invention.Object of the present invention and other advantages can be realized and be obtained by specifically noted structure in specification, claims and accompanying drawing.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, will do simple introduction to needed accompanying drawing in embodiment or description of the Prior Art below:
Fig. 1 wakes control device structural representation up according to the instrument of the embodiment of the present invention;
Fig. 2 is according to the charging inlet of the embodiment of the present invention and external power supply plug structural representation;
Fig. 3 is the meter bus module connected mode schematic diagram according to the embodiment of the present invention;
Fig. 4 is the meter bus module pin distribution schematic diagram according to the embodiment of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, the present invention is described in further detail.
For the disconnected low tension of existing plug-in hybrid-power automobile parking, external direct current power supply charging cannot wake the problem of instrument screen up, and embodiments of the invention provide a kind of instrument to wake control device up, can under charge mode and non-charging mode, wake instrument up.Except key ON shelves under non-charging mode wake instrument up, can also be at charge mode, i.e. external DC charging equipment, vehicle is in waking instrument up and show in real time charged state under transport condition.
Fig. 1 is that the instrument of the present embodiment is waken control device structural representation up.Instrument is waken control device up and is comprised central control module 101, battery management system (BMS, Battery Management System) 102, meter bus module 103, instrument 104 and charging inlet 105.Central control module 101 is connected with meter bus module 103 with battery management system 102 respectively.Battery management system 102 is connected with meter bus module 103, to meter bus module 103, sends battery information.Battery management system 102 is also connected with charging inlet 105 with meter bus module 103, further can be connected to external charge equipment (not shown).Instrument 104 is connected with meter bus module 103, for showing battery information.Meter bus module 103 is also connected with vehicle power 106, so that provide working power by vehicle power 106 for meter bus module 103 under charged state and non-charged state.
Below illustrate that the instrument of the present embodiment under non-charged state wakes the operation principle of control device up.
Under non-charged state, central control module 101 provides low-tension supply to battery management system 102, meter bus module 103 and instrument 104, and sending wake-up signal to it, this wake-up signal wakes battery management system 102, meter bus module 103 and instrument 104 up, to complete corresponding function.
In actual applications, central control module 101 can be for example ignition lock key switch.Under non-charged state, by vehicle power (not shown), provide power supply for car load.When ignition lock key switch is threaded to OFF shelves, the car load low tension of breaking, battery management system 102, meter bus module 103 and instrument 104 are not all waken up, can not work, and instrument is blank screen state.When ignition lock key switch is threaded to ON shelves, vehicle power can be provided to battery management system 102, meter bus module 103 and instrument 104, waken up corresponding function.
Particularly, meter bus module 103 is connected with battery management system 102 by its CAN outer network, and is connected with instrument 104 by network in its CAN.Battery management system 102 is encapsulated into CAN message by battery information and is sent to meter bus module 103 via the CAN outer network of meter bus module 103.Instrument 104 receives this battery information via network in the CAN of meter bus module 103, and resolves this battery information and show on screen.For example, battery information can comprise monomer voltage, total voltage, charged state (SOC, State Of Charge) value, charging and discharging currents, temperature information etc.
Below illustrate that the instrument of the present embodiment under charged state wakes the operation principle of control device up.
As described above, in prior art under charged state, when ignition lock key switch is threaded to OFF shelves, the car load low tension of breaking.Battery management system 102, meter bus module 103 and instrument 104 are not all waken up, can not work, and instrument is blank screen state.Therefore, user can not Real Time Observation charged state.
In the present embodiment, under charged state, can wake battery management system 102 up by external charge equipment, by vehicle power 106, provide working power for meter bus module 103 and instrument 104.And can provide low level signal to wake instrument bus module 103 up by external charge equipment, and then wake instrument 104 up.Battery management system 102 is sent to meter bus module 103 by power battery charging information, and meter bus module 103 is forwarded to instrument 104 by power battery charging information, thereby makes can show in real time charged state in charging stage instrument.
It should be noted that, in the prior art, when ignition lock key switch is threaded to ACC shelves or ON shelves, meter bus module 103 and instrument 104 can access working power, to show charge information.But, if charged when ignition lock key switch is threaded to ACC shelves or ON shelves, can make car load in state to be started, easily occur that driver is because negligence is in the situation that connecting external charging plug, the situation that car is driven away, causes danger.
In the present embodiment, by vehicle power 106, directly for meter bus module 103 and instrument 104 provide working power, do not need ignition lock key switch to control.When ignition lock key switch is threaded to OFF shelves, meter bus module 103 and instrument 104 still can access working power, to show charge information.Make vehicle under charge mode, in the whole charging stage, in can not transport condition, can avoid occurring above-mentioned dangerous situation.
Under charged state, instrument is waken control device up and by charging inlet 105, is connected the attaching plug of external charge equipment.Fig. 2 is according to the charging inlet of the present embodiment and external power supply plug structural representation.
211 terminals of external power supply plug and 212 terminals are respectively positive pole (DC+) and the negative pole (DC-) of 750V external direct current power supply, 211 of external power supply plug is connected respectively with 222 terminals with 221 of charging inlet 105 with 212 terminals, take 750V DC power supply as charging on-vehicle battery.
213 terminals of external power supply plug are protection ground (GND), via 223 terminals connection external charge equipment ground wire and vehicle ground of charging inlet.
214 terminals of external power supply plug are respectively with 215 terminals CANH end and the CANL end of communicating by letter that charge, 214 of external power supply plug is connected respectively with 225 terminals with 224 of charging inlet 105 with 215 terminals, for transmitting signal of communication between external charge equipment and vehicle.
216 terminals of external power supply plug are connected with 223 terminals of charging inlet 105 via series resistance R4, by vehicle ground low level, 216 terminal level of external power supply plug are dragged down, charging charging inlet 105 reliably having been connected as external charge equipment connects confirmation signal CC1.
227 terminals of charging inlet 105 are connected with 213 terminals of external power supply plug via series resistance R3, by external charge equipment ground wire low level, 216 terminal level of external power supply plug are dragged down, the charging reliably having connected as 102 pairs of charging inlets 105 of battery management system connects confirmation signal CC2.It should be noted that, in the present embodiment, 227 terminals of charging inlet 105 are also connected with meter bus module 103, make charging connect confirmation signal CC2 and as the first control signal, meter bus module 103 are waken up.To be described in more detail below.
218 terminals of external power supply plug and 219 terminals are respectively positive pole (A+) and the negative pole (A-) of the external low pressure accessory power supply of 30V, 218 of external power supply plug is connected respectively with 229 terminals with 228 of charging inlet 105 with 219 terminals, the 30V DC power supply of take provides low pressure accessory power supply, the working power as battery management system 102 under charged state as vehicle.
So, 30V level signal can make battery management system 102 wake up.Then, battery management system 102 is encapsulated into CAN message by battery information and is sent to meter bus module 103 via the CAN outer network of meter bus module 103.Under charged state, the charging confirmation signal (low level) of external charge equipment wakes instrument bus module 103 up, and meter bus module 103 provides wake-up signal for instrument 104.Instrument 104 receives this battery information via network in the CAN of meter bus module 103, and resolves this battery information and show on screen.
Fig. 3 is according to the connected mode schematic diagram of the meter bus module 103 of the embodiment of the present invention.The link 1031 of meter bus module 103 is connected with central control module 101, receives the second control signal from central control module 101 under non-charged state.This second control signal is to come from central control module 101+24V high level signal, for wake instrument bus module 103 up under non-charged state.The link 1032 of meter bus module 103 is connected with 227 terminals of charging inlet 105, under charged state, be received from the first control signal of external charge equipment, be that the charging connection confirmation signal CC2 that confirms end connection and provide is provided for the ground terminal of external charge equipment and the charging of charging inlet, meter bus module 103 is waken up.
Link 1036 is connected with vehicle power 106, so that provide working power by vehicle power 106 for meter bus module 103 under charged state and non-charged state, and then provides working power by meter bus module 103 for instrument 104.
The link 1034 of meter bus module 103 is connected with instrument 104, for sending instrument wake-up signal to instrument 104.In the present embodiment, under charged state and non-charged state, meter bus module 103 all can be sent instrument wake-up signal to instrument 104, and battery information is sent to instrument shows.
The link 1033 of meter bus module 103 connects with instrument 104 via network in CAN, and link 1035 is connected with battery management system 102 via CAN outer network.Under charged state and non-charged state, instrument 104 all can show the battery information from battery management system 102.Preferably, after instrument 104 is waken up and lighted, battery information packet parsing battery management system BMS being sent by CAN message protocol shields other battery informations except charged state SOC value simultaneously, and screen finally shows SOC value and " charging " printed words.For example, SOC value can be the numerical value of current charge volume.
Fig. 4 is the pin distribution schematic diagram of an example of meter bus module 103.In this example, pin 9 is low-tension supply ACC input, is connected to vehicle power.Under non-charging mode and under non-charging mode, by vehicle power, be provide+24V of meter bus module 103 working power.
In Fig. 4, pin two is earth terminal.Pin one 6 is connected to 227 terminals of charging inlet 105 in Fig. 2, is received from the first control signal of external charge equipment under charged state, i.e. charging mentioned above connects confirmation signal CC2, and meter bus module 103 is waken up.
Pin one 3 is connected to vehicle power through control switch K3.In actual applications, control switch 13 can be for example ignition lock key ON gear switch.When control switch K3 is closed, vehicle power provides the second control signal, and+24V high level signal, wakes meter bus module 103 up.
Pin one connects instrument, for send 3V wake-up signal to instrument.
Pin 6 connects the CANHW connecting line of CAN outer network, and pin 7 connects the CANLW connecting line of CAN outer network.Pin 8 is the earth terminal of CAN outer network.CANHW and CANLW are for receiving from battery management system 102 battery information that is encapsulated into CAN message.
Pin 3 connects the CANHO connecting line of network in CAN, and pin 4 connects the CANLO connecting line of network in CAN.Pin 5 is the earth terminal of network in CAN.CANHO and CANLO are for sending to instrument 104 battery information that is encapsulated into CAN message.
In this example, under charged state, external charge equipment can provide the first control signal so that it wakes up for meter bus module 103 by charging inlet 105, and provides working power by vehicle power 106 for meter bus module 103; Under non-charged state, central control module 101 provides the second control signal so that it wakes up by control switch K3 to meter bus module 103, by vehicle power 106, provides working power for meter bus module 103.Thereby the arousal function that can make instrument is supported non-charging waking instrument table schema and charging waking instrument table schema.And make vehicle under charge mode, in the whole charging stage, in can not transport condition, improve the fail safe of Vehicular charging.
Although execution mode disclosed in this invention as above, the execution mode that described content just adopts for the ease of understanding the present invention, not in order to limit the present invention.Technical staff in any the technical field of the invention; do not departing under the prerequisite of spirit and scope disclosed in this invention; can do any modification and variation what implement in form and in details; but scope of patent protection of the present invention, still must be as the criterion with the scope that appending claims was defined.
Claims (10)
1. instrument is waken a control device up, it is characterized in that, comprising:
Battery management system, is connected with meter bus module, and for sending battery information to meter bus module, described battery management system is also connected with charging inlet, so that wake battery management system up by external charge equipment under charged state;
Meter bus module, is connected with charging inlet, and to receive the first control signal from external charge equipment under charged state, described the first control signal is used for waking up instrument bus module;
Wherein, described meter bus module is waken instrument up under charged state, and battery information is sent to instrument shows.
2. device according to claim 1, is characterized in that, described meter bus module is connected with vehicle power, so that provide working power by vehicle power for meter bus module under charged state and non-charged state.
3. device according to claim 2, is characterized in that, under charged state, external charge equipment provides low pressure accessory power supply, the working power as battery management system under charged state for battery management system.
4. according to the device described in claim 2 or 3, it is characterized in that, described the first control signal confirms that for the ground terminal of external charge equipment and the charging of charging inlet are connected end the charging providing is provided and connects confirmation signal.
5. device according to claim 4, is characterized in that, also comprises:
Central control module, is connected with meter bus module with described battery management system, for wake described battery management system up under non-charged state, and wakes described meter bus module up by the second control signal.
6. device according to claim 5, is characterized in that, described meter bus module sends instrument wake-up signal to wake instrument up to instrument under charged state and non-charged state, and battery information is sent to instrument shows.
7. device according to claim 5, is characterized in that, the high level signal of described the second control signal for being provided by central control module.
8. according to the device described in any one in claim 1-7, it is characterized in that, described battery management system is connected with meter bus module by CAN outer network, and described meter bus module is by network in CAN and Instrument connection.
9. according to the device described in any one in claim 1-7, it is characterized in that, described battery information comprises at least one in monomer voltage, total voltage, state-of-charge value, charging and discharging currents and temperature information.
10. according to the device described in any one in claim 1-7, it is characterized in that, described instrument only shows the charging status information in battery information.
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| CN201410298560.XA CN104113112B (en) | 2014-06-27 | 2014-06-27 | A kind of instrument wakes up control device |
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| CN201410298560.XA CN104113112B (en) | 2014-06-27 | 2014-06-27 | A kind of instrument wakes up control device |
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| CN104477114A (en) * | 2014-12-25 | 2015-04-01 | 东风汽车公司 | High-tension distribution box for electric automobile |
| CN105807699A (en) * | 2016-05-24 | 2016-07-27 | 河南省高迈科技有限公司 | Car-mounted low-power-consumption integrated instrument circuit |
| WO2018049967A1 (en) * | 2016-09-18 | 2018-03-22 | 深圳市科列技术股份有限公司 | Vehicle-mounted charging control management module, system and method |
| CN108879827A (en) * | 2018-06-20 | 2018-11-23 | 浙江吉利控股集团有限公司 | A kind of charging system and electric car |
| CN109501808A (en) * | 2017-09-15 | 2019-03-22 | 比亚迪股份有限公司 | Electric car and its charge/discharge control method, device |
| CN109587871A (en) * | 2018-10-11 | 2019-04-05 | 上海德罕电子科技有限公司 | A kind of lamplight pointing system and its control method |
| CN112046297A (en) * | 2020-08-21 | 2020-12-08 | 北京车和家信息技术有限公司 | Electric vehicle power mode jumping method and device, electronic equipment and storage medium |
| CN112959888A (en) * | 2021-03-12 | 2021-06-15 | 黄冈格罗夫氢能汽车有限公司 | Method and system for displaying charging state information of hydrogen energy heavy truck |
| CN113467333A (en) * | 2021-07-28 | 2021-10-01 | 深圳市广和通无线股份有限公司 | Startup control circuit and startup control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104477114A (en) * | 2014-12-25 | 2015-04-01 | 东风汽车公司 | High-tension distribution box for electric automobile |
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| CN109587871A (en) * | 2018-10-11 | 2019-04-05 | 上海德罕电子科技有限公司 | A kind of lamplight pointing system and its control method |
| CN112046297A (en) * | 2020-08-21 | 2020-12-08 | 北京车和家信息技术有限公司 | Electric vehicle power mode jumping method and device, electronic equipment and storage medium |
| CN112959888A (en) * | 2021-03-12 | 2021-06-15 | 黄冈格罗夫氢能汽车有限公司 | Method and system for displaying charging state information of hydrogen energy heavy truck |
| CN113467333A (en) * | 2021-07-28 | 2021-10-01 | 深圳市广和通无线股份有限公司 | Startup control circuit and startup control method |
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Inventor after: Wang Wei Inventor after: Wang Fan Inventor after: Zhang Qunzheng Inventor after: Tan Zhihong Inventor after: Wang Wanxia Inventor before: Wang Fan Inventor before: Zhang Qunzheng Inventor before: Tan Zhihong Inventor before: Wang Wanxia |
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Address after: Fifty-seven, Zhuzhou Province, China National hi tech Development Zone, Hunan, Li Yu Industrial Park, district 412007 Patentee after: Zhongche Times Electric Vehicle Co.,Ltd. Address before: Fifty-seven, Zhuzhou Province, China National hi tech Development Zone, Hunan, Li Yu Industrial Park, district 412007 Patentee before: HUNAN CRRC TIMES ELECTRIC VEHICLE Co.,Ltd. Address after: Fifty-seven, Zhuzhou Province, China National hi tech Development Zone, Hunan, Li Yu Industrial Park, district 412007 Patentee after: HUNAN CRRC TIMES ELECTRIC VEHICLE Co.,Ltd. Address before: Fifty-seven, Zhuzhou Province, China National hi tech Development Zone, Hunan, Li Yu Industrial Park, district 412007 Patentee before: HUNAN CSR TIMES ELECTRIC VEHICLE Co.,Ltd. |
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Effective date of registration: 20210713 Address after: 410000 Hunan Changsha Yuelu District bachelor road 336 Huigu science and Technology Industrial Park C-4 to C-8 detection workshop 3-102, - 103, 105, 106 Patentee after: Changsha CRRC Zhiyu New Energy Technology Co.,Ltd. Address before: 412007 fifty-seven zone, chestnut rain Industrial Park, national hi tech Development Zone, Hunan, Zhuzhou Patentee before: Zhongche Times Electric Vehicle Co.,Ltd. |