CN111055686A - Vehicle safety monitoring method, monitoring device and monitoring system - Google Patents
Vehicle safety monitoring method, monitoring device and monitoring system Download PDFInfo
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- CN111055686A CN111055686A CN201911243751.5A CN201911243751A CN111055686A CN 111055686 A CN111055686 A CN 111055686A CN 201911243751 A CN201911243751 A CN 201911243751A CN 111055686 A CN111055686 A CN 111055686A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/26—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention belongs to the technical field of new energy automobiles, and particularly relates to a vehicle safety monitoring method, a monitoring device and a monitoring system. The vehicle safety monitoring method comprises the following steps: acquiring a current temperature value of the battery; and controlling the cooling system to start and operate according to the fact that the current temperature value of the battery exceeds the set temperature value, and controlling the alarm to give an alarm. According to the vehicle safety monitoring method, the cooling system is controlled to start to operate according to the fact that the current temperature value of the battery exceeds the set temperature value, the alarm is controlled to give an alarm, the alarm is given to other platforms, the spontaneous combustion risk is reduced, meanwhile, the alarm information is given out in time, larger loss can be avoided, cost can be saved, and safety is improved.
Description
Technical Field
The invention belongs to the technical field of new energy automobiles, and particularly relates to a vehicle safety monitoring method, a monitoring device and a monitoring system.
Background
The safety problem of the new energy automobile is concerned, and particularly, the spontaneous combustion accidents of the new energy automobile are rare in recent years, and the secondary accidents are caused by the fact that no personnel are on site and no alarm is given in time or emergency treatment is carried out, so that greater loss is caused.
Disclosure of Invention
The invention aims to at least solve the problem that the spontaneous combustion accident of the existing new energy automobile causes larger loss because the alarm is not given out in time or the emergency treatment is not carried out. The purpose is realized by the following technical scheme:
a first aspect of the present invention provides a method for monitoring vehicle safety, wherein the method comprises the following steps:
acquiring a current temperature value of the battery;
and controlling the cooling system to start and operate according to the fact that the current temperature value of the battery exceeds the set temperature value, and controlling the alarm to give an alarm.
According to the vehicle safety monitoring method, the cooling system is controlled to be started to operate according to the fact that the current temperature value of the battery exceeds the set temperature value, the alarm is controlled to give an alarm, the alarm is given to other platforms, the spontaneous combustion risk is reduced, meanwhile, the alarm information is given out in time, larger loss can be avoided, cost can be saved, and safety is improved.
In addition, the monitoring method for vehicle safety according to the present invention may further have the following additional technical features:
in some embodiments of the present invention, the controlling the cooling system to start operation according to the current temperature value of the battery exceeding the set temperature value, and the controlling the alarm to alarm includes:
controlling the cooling system to operate according to a first preset power according to the fact that the current temperature of the battery exceeds a first set temperature value, and controlling a first alarm and/or a second alarm to give an alarm;
and controlling the cooling system to operate according to a second preset power according to the fact that the current temperature of the battery exceeds a second set temperature value, and controlling the first alarm, the second alarm and/or the third alarm to alarm.
In some embodiments of the present invention, the obtaining the current temperature value of the battery comprises:
and controlling the whole vehicle system to be closed and controlling the whole vehicle system to be powered off.
In some embodiments of the present invention, the controlling the cooling system to start running and the controlling the alarm to alarm comprises:
and after the abnormality is relieved, the current temperature value of the battery is obtained again.
In some embodiments of the present invention, the retrieving the current temperature value of the battery further includes:
and controlling the whole vehicle system to be started, controlling the whole vehicle system to be electrified, and stopping acquiring the current temperature value of the battery.
In another aspect of the present invention, a vehicle safety monitoring device is further provided, where the vehicle safety monitoring device is configured to execute the vehicle safety monitoring method described above, and the vehicle safety monitoring device includes: an acquisition unit and a cooling system control unit, wherein:
the acquisition unit is used for acquiring the current temperature value of the battery;
and the cooling system control unit is used for controlling the cooling system to start and operate according to the fact that the current temperature value of the battery exceeds a set temperature value, and controlling the alarm to give an alarm.
The invention also provides a vehicle safety monitoring system, which comprises a memory and the vehicle safety monitoring device, wherein the memory stores the instruction of the vehicle safety monitoring method;
the device also comprises a power battery, a temperature acquisition unit, a radiator, a controller and a platform;
the temperature acquisition unit is arranged on the power battery, the controller receives signals of the temperature acquisition unit so as to control the radiator to be opened, and the platform receives alarm signals through the remote terminal module.
In some embodiments of the invention, the number of the temperature acquisition units is multiple, and the temperature acquisition units are uniformly distributed along the length direction of the power battery.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings.
In the drawings:
FIG. 1 schematically illustrates a flow chart of a method of monitoring vehicle safety according to an embodiment of the invention;
fig. 2 schematically shows a block diagram of a monitoring system for vehicle safety according to an embodiment of the present invention.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.
Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.
For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
As shown in fig. 1 and fig. 2, the method for monitoring vehicle safety in the present embodiment includes the following steps:
s1, acquiring the current temperature value of the battery;
and S2, controlling the cooling system to start and operate according to the fact that the current temperature value of the battery exceeds the set temperature value, and controlling an alarm to give an alarm.
The alarm prevents the spontaneous combustion of the whole vehicle from causing secondary accidents to cause larger loss, and the alarm can be timely notified when the risk is larger, so that the larger loss can be avoided.
According to the fact that the current temperature value of the battery exceeds the set temperature value, the cooling system is controlled to start and operate, the alarm is controlled to give an alarm, the alarm is given to other platforms, the spontaneous combustion risk is reduced, and meanwhile the alarm information is sent out in time, and larger loss can be avoided.
In some embodiments of the present invention, the controlling the cooling system to start operation according to the current temperature value of the battery exceeding the set temperature value, and the controlling the alarm to alarm includes:
controlling the cooling system to operate according to a first preset power according to the fact that the current temperature of the battery exceeds a first set temperature value, and controlling a first alarm and/or a second alarm to give an alarm;
and controlling the cooling system to operate according to a second preset power according to the fact that the current temperature of the battery exceeds a second set temperature value, and controlling the first alarm, the second alarm and/or the third alarm to alarm.
The second set temperature value is higher than the first set temperature value, and the second preset power is higher than the first preset power.
The first alarm sends an alarm signal to the platform 1, the platform 1 is located at a vehicle owner, the second alarm sends an alarm signal to the platform 2, the platform 2 is located at a vehicle manufacturer, the third alarm sends an alarm signal to the platform 3, and the platform 3 is located in a fire safety department.
In some embodiments of the present invention, obtaining the current temperature value of the battery comprises:
and controlling the whole vehicle system to be closed and controlling the whole vehicle system to be powered off.
The self-ignition of the power battery in a non-charging parking state can be monitored. The problem of power battery safety monitoring under the whole car parking state is solved.
In some embodiments of the present invention, controlling the cooling system to start running and controlling the alarm to alarm comprises:
and after the abnormality is relieved, the current temperature value of the battery is obtained again.
After the abnormal contact, the monitoring system for the vehicle safety is in standby, and the whole vehicle is electrified.
In some embodiments of the present invention, the retrieving the current temperature value of the battery further includes:
and controlling the whole vehicle system to be started, controlling the whole vehicle system to be electrified, and stopping acquiring the current temperature value of the battery.
In another aspect of the present invention, a vehicle safety monitoring device is further provided, where the vehicle safety monitoring device is configured to perform the above vehicle safety monitoring method, and the vehicle safety monitoring device includes: an acquisition unit and a cooling system control unit, wherein:
the acquisition unit is used for acquiring the current temperature value of the battery;
and the cooling system control unit is used for controlling the cooling system to start and operate according to the fact that the current temperature value of the battery exceeds the set temperature value, and controlling the alarm to give an alarm.
The invention also provides a vehicle safety monitoring system, which comprises a memory and the vehicle safety monitoring device, wherein the memory stores the instruction of the vehicle safety monitoring method;
the device also comprises a power battery, a temperature acquisition unit, a radiator, a controller and a platform;
the temperature acquisition unit is arranged on the power battery, the controller receives signals of the temperature acquisition unit so as to control the radiator to be opened, and the platform receives alarm signals through the remote terminal module. A water pump and an expansion pot connected with the water pump are also arranged.
The temperature acquisition unit can be BMS (Battery MANAGEMENT SYSTEM, Chinese name: BATTERY management system) or a temperature sensor.
In some embodiments of the invention, the number of the temperature acquisition units is multiple, and the plurality of temperature acquisition units are uniformly distributed along the length direction of the power battery.
After the whole vehicle is stopped and powered off through the power supply module, the internal temperature of the power battery is monitored in real time, after abnormality is found, the thermal runaway monitoring module in the controller receives a temperature acquisition unit signal, and the control module in the controller carries out emergency cooling on the battery pack. The control module is awakened through a message sent by the VCU when the power is off, the risk level is judged after the abnormal information sent by the thermal runaway module is analyzed, and the corresponding rapid cooling module is correspondingly controlled. Meanwhile, alarm information is timely output to vehicle owners, vehicle sellers and fire departments through the remote transmission module, the risk of spontaneous combustion is reduced, and meanwhile, greater loss can be avoided by timely sending out alarm information.
In the vehicle safety monitoring system, when the whole vehicle is powered off, a VCU sends a message to a safety monitoring system control module to wake up a controller, the system starts to work and enters a standby state, after the thermal runaway monitoring module monitors the thermal runaway risk in a battery, relevant information is sent to a control module, the control module judges whether the system belongs to a primary abnormality or a secondary abnormality after analyzing the information, if the system is the primary abnormality, the spontaneous combustion risk is controllable, the control module controls an emergency cooling module to operate at low power, and early warning information is sent to a vehicle owner and a vehicle manufacturer through a remote monitoring module; if the emergency cooling module is in the second-level abnormal state, the emergency cooling module is controlled by the control module to run at high power, and the remote monitoring module gives an alarm to a vehicle owner, a vehicle manufacturer and a fire safety department. And if the thermal runaway module judges that the thermal runaway abnormity is eliminated, which indicates that no self-ignition risk exists, the system enters a standby state. When the whole vehicle is powered on, the VCU sends a message to the system control module, and the system is closed.
In conclusion, according to the vehicle safety monitoring method, the cooling system is controlled to start to operate and the alarm is controlled to give an alarm according to the condition that the current temperature value of the battery exceeds the set temperature value, the alarm is controlled to give an alarm to other platforms, the spontaneous combustion risk is reduced, meanwhile, the alarm information is sent out in time, the greater loss can be avoided, the cost can be saved, and the safety can be improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A method of monitoring vehicle safety, the method comprising the steps of:
acquiring a current temperature value of the battery;
and controlling the cooling system to start and operate according to the fact that the current temperature value of the battery exceeds the set temperature value, and controlling the alarm to give an alarm.
2. The method for monitoring the safety of the vehicle according to claim 1, wherein the controlling the cooling system to start operation according to the fact that the current temperature value of the battery exceeds the set temperature value, and the controlling the alarm to give an alarm comprises the following steps:
controlling the cooling system to operate according to a first preset power according to the fact that the current temperature of the battery exceeds a first set temperature value, and controlling a first alarm and/or a second alarm to give an alarm;
and controlling the cooling system to operate according to a second preset power according to the fact that the current temperature of the battery exceeds a second set temperature value, and controlling the first alarm, the second alarm and/or the third alarm to alarm.
3. The method for monitoring the safety of the vehicle according to claim 1, wherein the step of obtaining the current temperature value of the battery comprises:
and controlling the whole vehicle system to be closed and controlling the whole vehicle system to be powered off.
4. The method for monitoring the safety of the vehicle according to claim 1, wherein the controlling the cooling system to start running and the controlling the alarm to alarm comprises:
and after the abnormality is relieved, the current temperature value of the battery is obtained again.
5. The method for monitoring the safety of the vehicle according to claim 4, wherein the step of retrieving the current temperature value of the battery further comprises:
and controlling the whole vehicle system to be started, controlling the whole vehicle system to be electrified, and stopping acquiring the current temperature value of the battery.
6. A vehicle safety monitoring apparatus for performing the vehicle safety monitoring method according to claim 1, the vehicle safety monitoring apparatus comprising: an acquisition unit and a cooling system control unit, wherein:
the acquisition unit is used for acquiring the current temperature value of the battery;
and the cooling system control unit is used for controlling the cooling system to start and operate according to the fact that the current temperature value of the battery exceeds a set temperature value, and controlling the alarm to give an alarm.
7. A vehicle safety monitoring system comprising a memory and the vehicle safety monitoring device of claim 6, wherein the memory stores instructions of the vehicle safety monitoring method of any one of claims 1 to 5;
the device also comprises a power battery, a temperature acquisition unit, a radiator, a controller and a platform;
the temperature acquisition unit is arranged on the power battery, the controller receives signals of the temperature acquisition unit so as to control the radiator to be opened, and the platform receives alarm signals through the remote terminal module.
8. The system for monitoring the safety of the vehicle according to claim 7, wherein the temperature acquisition units are multiple, and the temperature acquisition units are uniformly distributed along the length direction of the power battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911243751.5A CN111055686A (en) | 2019-12-06 | 2019-12-06 | Vehicle safety monitoring method, monitoring device and monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911243751.5A CN111055686A (en) | 2019-12-06 | 2019-12-06 | Vehicle safety monitoring method, monitoring device and monitoring system |
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| CN111055686A true CN111055686A (en) | 2020-04-24 |
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| CN201911243751.5A Pending CN111055686A (en) | 2019-12-06 | 2019-12-06 | Vehicle safety monitoring method, monitoring device and monitoring system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674291A (en) * | 2020-05-07 | 2020-09-18 | 爱驰汽车有限公司 | Power battery thermal management device and method, electronic equipment and storage medium |
| CN112993426A (en) * | 2021-02-03 | 2021-06-18 | 武汉蔚能电池资产有限公司 | Power battery thermal runaway early warning system and method based on parking condition |
| CN113517477A (en) * | 2021-03-04 | 2021-10-19 | 淮安骏盛新能源科技有限公司 | Auxiliary monitoring method and alarm device for thermal runaway of power battery in battery pack |
| WO2022033348A1 (en) * | 2020-08-10 | 2022-02-17 | 中兴通讯股份有限公司 | Vehicle thermal runaway processing method and apparatus, vehicle, and computer readable storage medium |
| CN114179617A (en) * | 2021-12-10 | 2022-03-15 | 山东爱德邦智能科技有限公司 | Battery spontaneous combustion control method and device and medium thereof |
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| CN114179617A (en) * | 2021-12-10 | 2022-03-15 | 山东爱德邦智能科技有限公司 | Battery spontaneous combustion control method and device and medium thereof |
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Application publication date: 20200424 |