CN114670708B - New energy automobile electric control maintaining system and method - Google Patents
New energy automobile electric control maintaining system and method Download PDFInfo
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- CN114670708B CN114670708B CN202210439880.7A CN202210439880A CN114670708B CN 114670708 B CN114670708 B CN 114670708B CN 202210439880 A CN202210439880 A CN 202210439880A CN 114670708 B CN114670708 B CN 114670708B
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- 238000000034 method Methods 0.000 title claims abstract description 23
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- 238000012545 processing Methods 0.000 claims abstract description 49
- 238000012544 monitoring process Methods 0.000 claims abstract description 34
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 26
- 238000012423 maintenance Methods 0.000 claims abstract description 18
- 238000001514 detection method Methods 0.000 claims description 136
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- 239000007788 liquid Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
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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
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
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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
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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
- 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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- 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
- B60L2260/00—Operating Modes
- B60L2260/40—Control modes
- B60L2260/44—Control modes by parameter estimation
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The invention provides a new energy automobile electric control maintaining system and method, and relates to the technical field of electric control maintenance. The new energy automobile electric control maintaining system and method comprise a new energy battery pack, a state monitoring module, a background data processing module, a state stabilizing module and a watchdog system module, wherein the new energy battery pack is respectively connected with the state monitoring module and the state stabilizing module. When the current abnormality reading unit and the voltage abnormality reading unit read abnormal conditions and the voltage abnormality reading unit read abnormal humidity data of the new energy battery pack and the periphery of the new energy battery pack, the corresponding signal receiving unit detects the system operation error interrupt condition, the MCU is utilized to stop the restarting unit to stop restarting the system according to the interrupt condition, the program alarming unit is utilized to carry out system error alarming, the operation of the whole system is ensured, the operation stability of the system is improved, and the program is prevented from being in dead circulation.
Description
Technical Field
The invention relates to the technical field of electric control maintenance, in particular to an electric control maintaining system and method for a new energy automobile.
Background
The new energy automobile is an automobile which adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel automobile-mounted power device) and integrates the advanced technology in the aspects of power control and driving of the automobile, and the formed technical principle is advanced, and the new energy automobile has a new technology and a new structure, and comprises a pure electric automobile, a range-extending electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like.
The power battery is a key factor influencing the whole vehicle performance of the electric vehicle, the service life of the battery is prolonged, good charge and discharge control is formulated, the battery is in a blind running state in the running process, the state of the battery cannot be known, the battery cannot be regulated according to the state, the battery runs in an abnormal state, the battery loss is increased, the power supply stability of the whole vehicle cannot be ensured, the program is in dead circulation in running, or the program runs and flies and cannot be detected and modified in timing.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a new energy automobile electric control maintaining system and method, and solves the problems that the state of a battery of the existing new energy automobile cannot be mastered and corresponding maintenance and prevention cannot be carried out on the state.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the new energy automobile electric control maintaining system comprises a new energy battery pack, a state monitoring module, a background data processing module, a state stabilizing module and a watchdog system module, wherein the new energy battery pack is respectively connected with the state monitoring module and the state stabilizing module, the state monitoring module is respectively connected with the background data processing module and the state stabilizing module, the state monitoring module comprises the watchdog system module, and the watchdog system module is respectively connected with the new energy battery pack, the state monitoring module, the background data processing module and the state stabilizing module;
the state monitoring module comprises an electric quantity detection sensing unit, a current detection sensing unit, a voltage detection sensing unit, a temperature detection sensing unit, a humidity detection sensing unit, a detection data acquisition unit, a database storage unit and a watchdog system module, wherein the electric quantity detection sensing unit, the current detection sensing unit, the voltage detection sensing unit, the temperature detection sensing unit, the humidity detection sensing unit and the watchdog system module are respectively connected with the detection data acquisition unit, the detection data acquisition unit is connected with the database storage unit through a wireless network, and the electric quantity detection sensing unit, the current detection sensing unit, the voltage detection sensing unit, the temperature detection sensing unit and the humidity detection sensing unit are connected with a single-piece battery unit.
Preferably, the new energy battery pack comprises a single battery unit, a battery processing chip assembly and a battery comprehensive discharging assembly, wherein a plurality of groups of single battery units are electrically connected with the battery processing chip assembly, and the battery processing chip assembly is electrically connected with the battery comprehensive discharging assembly.
Preferably, the background data processing module comprises a data reading unit, a current abnormality reading unit, a voltage abnormality reading unit, a shell humidity reading unit, a corresponding temperature reading unit, a main loop cutting unit, a current abnormality alarming unit, a voltage abnormality alarming unit, an abnormality starting value recording unit, a humidity over-high alarming unit, an independent loop cutting unit and an abnormal water contact alarming unit, wherein the data reading unit is respectively connected with the current abnormality reading unit, the voltage abnormality reading unit and the shell humidity reading unit, the current abnormality reading unit and the voltage abnormality reading unit are respectively electrically connected with the corresponding temperature reading unit and the main loop cutting unit, the main loop cutting unit is respectively electrically connected with the current abnormality alarming unit and the voltage abnormality alarming unit, the current abnormality alarming unit and the corresponding temperature reading unit are respectively connected with the abnormality starting value recording unit, the shell humidity reading unit is electrically connected with the humidity over-high alarming unit, the humidity over-high alarming unit is electrically connected with the independent loop cutting unit, and the independent loop cutting unit is electrically connected with the abnormal water contact alarming unit.
Preferably, the state stabilizing module comprises an abnormal data receiving unit, a temperature abnormal data receiving unit, an abnormal water contact data receiving unit, a main loop closing receiving unit, a single loop closing receiving unit, a radiating component opening unit, a drainage component opening unit and a loop restarting unit, wherein the abnormal data receiving unit is respectively connected with the temperature abnormal data receiving unit, the abnormal water contact data receiving unit, the main loop closing receiving unit and the single loop closing receiving unit, the temperature abnormal data receiving unit is electrically connected with the radiating component opening unit, the abnormal water contact data receiving unit is electrically connected with the drainage component opening unit, the single loop closing receiving unit and the main loop closing receiving unit are respectively connected with the loop restarting unit, and the loop restarting unit is connected with the abnormal starting value recording unit through a wireless network.
Preferably, the watchdog system module comprises a system operation and maintenance reading unit, a reset signal sending unit, a corresponding signal receiving unit, an MCU suspension restarting unit and a program alarm unit, wherein an output port of the system operation and maintenance reading unit is connected with the reset signal sending unit, an output port of the reset signal sending unit is connected with the corresponding signal receiving unit, the corresponding signal receiving unit is connected with the MCU suspension restarting unit, and the MCU suspension restarting unit is electrically connected with the program alarm unit.
Preferably, the abnormal starting value recording unit is connected with the database storage unit through a wireless network, and the data reading unit is connected with the database storage unit through a wireless network.
Preferably, the system operation and maintenance reading unit is respectively connected with the new energy battery pack, the state monitoring module, the background data processing module and the state stabilizing module.
Preferably, the new energy automobile electric control maintaining method comprises the following steps:
s1, firstly, an electric quantity detection sensing unit, a current detection sensing unit, a voltage detection sensing unit and a temperature detection sensing unit which correspond to a state monitoring module are additionally arranged on each single battery unit in a new energy battery pack of a new energy automobile, and a humidity detection sensing unit is additionally arranged on a battery processing chip assembly and a battery comprehensive discharging assembly;
s2, when the new energy battery pack of the new energy automobile runs, the electric quantity detection sensing unit detects the electric quantity condition of each single battery unit contained in the new energy battery pack in real time, statistics is carried out through the detection data acquisition unit, the current detection sensing unit detects the running current condition of each single battery unit contained in the new energy battery pack in real time, the detection data acquisition unit carries out statistics at the same time, the voltage detection sensing unit monitors the running voltage condition of the single battery unit in real time, the temperature detection sensing unit detects the running temperature of the new energy battery pack in real time, the humidity detection sensing unit detects the self and peripheral humidity data of the new energy battery pack in real time, and the detection data of the voltage detection sensing unit, the temperature detection sensing unit and the humidity detection sensing unit are counted through the detection data acquisition unit and transmitted to the database storage unit in a wireless network transmission mode for storage;
s3, the background data processing module processes the abnormal situation while the new energy battery pack of the new energy automobile is subjected to data acquisition, the data reading unit directly reads the storage data of the database storage unit, when the current abnormal reading unit and the voltage abnormal reading unit respectively read the current and voltage abnormal situation of the new energy battery pack, the main loop cutting unit directly closes the main loop of the new energy battery pack to block the power supply of the new energy battery pack, the temperature of the new energy battery pack is read in real time by the corresponding temperature reading unit, the current abnormal alarming unit and the voltage abnormal alarming unit respectively carry out alarming of current and voltage abnormality while the current abnormal alarming unit and the voltage abnormal alarming unit read the abnormal situation, the abnormal starting value of the abnormal current and voltage situation is recorded in real time by the abnormal starting value recording unit, and when the voltage abnormal reading unit reads the abnormal humidity data around the new energy battery pack and the new energy battery pack, the humidity abnormal alarming unit is carried out by the humidity over-high alarming unit, the battery cell loop which correspondingly cuts off the abnormal humidity data displaying by the independent loop cutting unit and carries out battery water inlet alarming of the abnormal water touching alarming unit according to the humidity situation;
s4, the state stabilizing module correspondingly processes abnormal conditions of the background data processing module, after the abnormal data receiving unit receives abnormal data of the current abnormal reading unit, the voltage abnormal reading unit and the shell humidity reading unit, the temperature abnormal data receiving unit receives the abnormal temperature data and starts the radiating component starting unit to radiate and cool so as to reduce the temperature of the power supply and protect the power supply, after the abnormal water touching data receiving unit receives the water touching data, the drainage component starting unit is correspondingly started to conduct emergency drainage processing, the possibility that the power supply is damaged by liquid erosion is reduced, the abnormal water touching data receiving unit, the main loop closing receiving unit and the single loop closing signal are received, and after the power supply is recovered to be normal, the loop restarting unit is utilized to automatically restart;
s5, in the running process of the new energy battery pack, the state monitoring module, the background data processing module and the state stabilizing module, the watchdog system module monitors the system program flow, the running condition of the whole system is read through the system operation and maintenance reading unit, the reset signal sending unit sends a reset detection signal to the corresponding signal receiving unit at regular time, the corresponding signal receiving unit is timed when receiving the signal, if the signal is not received in time within a set time, the watchdog system detection is judged to be overtime, the MCU is utilized to stop restarting the system for the overtime condition, and the program alarm unit is utilized to perform system error alarm.
The invention provides a new energy automobile electric control maintaining system and a method. The beneficial effects are as follows:
1. according to the invention, through the added background data processing module, the data reading unit directly reads the stored data of the database storage unit, when the current abnormality reading unit and the voltage abnormality reading unit respectively read the current and voltage abnormality conditions of the new energy battery pack, the main loop cutting unit directly closes the main loop of the new energy battery pack to block the power supply of the new energy battery pack, the temperature of the new energy battery pack when the corresponding temperature reading unit reads the abnormality conditions in real time, and when the current abnormality reading unit and the voltage abnormality reading unit read the abnormality conditions, the voltage abnormality reading unit reads the new energy battery pack and the humidity data of the periphery of the new energy battery pack, and the independent loop cutting unit correspondingly cuts off the single-piece battery unit loop for displaying the abnormal humidity data, and carries out the battery water inlet alarm of the abnormal water contact alarm unit according to the humidity conditions, so that the configuration of the battery pack is optimized by detecting the battery conditions in real time, and the stability of the power supply system is further ensured.
2. The invention monitors the system program flow by adding the watchdog system module, reads the operation condition of the whole system by the system operation and maintenance reading unit, enables the watchdog system module to be preferentially involved in the operation of the system, detects the system operation error interrupt condition by the corresponding signal receiving unit, stops restarting the system by using the MCU to stop restarting unit aiming at the interrupt condition, and carries out system error alarm by the program alarm unit, thereby guaranteeing the operation of the whole system, improving the operation stability of the system, and preventing the program from dead circulation or running off.
Drawings
FIG. 1 is a schematic diagram of a system architecture according to the present invention;
FIG. 2 is a schematic diagram of a new energy battery pack architecture according to the present invention;
FIG. 3 is a schematic diagram of a system architecture of a status monitoring module according to the present invention;
FIG. 4 is a diagram illustrating a background data processing module system architecture according to the present invention;
FIG. 5 is a schematic diagram of a state stabilization module system architecture according to the present invention;
fig. 6 is a schematic diagram of a watchdog system module architecture according to the present invention.
1, a new energy battery pack; 2. a state monitoring module; 3. a background data processing module; 4. a state stabilization module; 5. a watchdog system module; 101. a single-piece battery cell; 102. a battery processing chip assembly; 103. a battery comprehensive discharging assembly; 201. an electric quantity detection sensing unit; 202. a current detection sensing unit; 203. a voltage detection sensing unit; 204. a temperature detection sensing unit; 205. a humidity detection sensing unit; 206. a detection data acquisition unit; 207. a database storage unit; 301. a data reading unit; 302. a current abnormality reading unit; 303. a voltage abnormality reading unit; 304. a housing humidity reading unit; 305. a corresponding temperature reading unit; 306. a main circuit cut-off unit; 307. a current abnormality alarm unit; 308. a voltage abnormality alarm unit; 309. an abnormal start value recording unit; 310. an excessive humidity alarm unit; 311. an independent circuit cut-off unit; 312. an abnormal water contact alarm unit; 401. an abnormal data receiving unit; 402. a temperature anomaly data receiving unit; 403. an abnormal water contact data receiving unit; 404. the main loop closes the receiving unit; 405. the receiving unit is closed by a single loop; 406. a heat radiation assembly opening unit; 407. a drain assembly opening unit; 408. a loop restarting unit; 501. a system operation and maintenance reading unit; 502. a reset signal transmitting unit; 503. a corresponding signal receiving unit; 504. the MCU stops restarting the unit; 505. and a program alarm unit.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
as shown in fig. 1-6, the embodiment of the invention provides a new energy automobile electric control maintaining system, which comprises a new energy battery pack 1, a state monitoring module 2, a background data processing module 3, a state stabilizing module 4 and a watchdog system module 5, wherein the new energy battery pack 1 is respectively connected with the state monitoring module 2 and the state stabilizing module 4, the state monitoring module 2 is respectively connected with the background data processing module 3 and the state stabilizing module 4, the state monitoring module 2 comprises a watchdog system module 5, and the watchdog system module 5 is respectively connected with the new energy battery pack 1, the state monitoring module 2, the background data processing module 3 and the state stabilizing module 4;
the state monitoring module 2 comprises an electric quantity detection sensing unit 201, a current detection sensing unit 202, a voltage detection sensing unit 203, a temperature detection sensing unit 204, a humidity detection sensing unit 205, a detection data acquisition unit 206, a database storage unit 207 and a watchdog system module 5, wherein the electric quantity detection sensing unit 201, the current detection sensing unit 202, the voltage detection sensing unit 203, the temperature detection sensing unit 204, the humidity detection sensing unit 205 and the watchdog system module 5 are respectively connected with the detection data acquisition unit 206, the detection data acquisition unit 206 is connected with the database storage unit 207 through a wireless network, the electric quantity detection sensing unit 201, the current detection sensing unit 202, the voltage detection sensing unit 203, the temperature detection sensing unit 204 and the humidity detection sensing unit 205 are connected with the single battery unit 101, when the new energy automobile new energy battery pack 1 is running, the electric quantity detection sensing unit 201 detects the electric quantity condition of each single battery unit 101 contained in the new energy battery pack 1 in real time, and counts through the detection data acquisition unit 206, the current detection sensing unit 202 detects the running current condition of each single battery unit 101 contained in the new energy battery pack 1 in real time, the detection data acquisition unit 206 counts simultaneously, the voltage detection sensing unit 203 monitors the running voltage condition of the single battery unit 101 in real time, the temperature detection sensing unit 204 detects the running temperature of the new energy battery pack 1 in real time, the humidity detection sensing unit 205 detects the self and peripheral humidity data of the new energy battery pack 1 in real time, the voltage detection sensing unit 203, the detection data of the temperature detection sensing unit 204 and the humidity detection sensing unit 205 are counted by the detection data acquisition unit 206 and transmitted to the database storage unit 207 for storage in a wireless network transmission mode.
The new energy battery pack 1 comprises single battery units 101, battery processing chip assemblies 102 and a battery comprehensive discharging assembly 103, a plurality of groups of single battery units 101 are electrically connected with the battery processing chip assemblies 102, the battery processing chip assemblies 102 are electrically connected with the battery comprehensive discharging assembly 103, and a humidity detection sensing unit 205 is additionally arranged on each single battery unit 101 in the new energy automobile new energy battery pack 1 through additionally arranging an electric quantity detection sensing unit 201, a current detection sensing unit 202, a voltage detection sensing unit 203 and a temperature detection sensing unit 204 corresponding to a state monitoring module 2.
The background data processing module 3 comprises a data reading unit 301, a current abnormality reading unit 302, a voltage abnormality reading unit 303, a housing humidity reading unit 304, a corresponding temperature reading unit 305, a main loop cut-off unit 306, a current abnormality alarming unit 307, a voltage abnormality alarming unit 308, an abnormality start value recording unit 309, a humidity over-high alarming unit 310, an independent loop cut-off unit 311 and an abnormal water contact alarming unit 312, wherein the data reading unit 301 is respectively connected with the current abnormality reading unit 302, the voltage abnormality reading unit 303 and the housing humidity reading unit 304, the current abnormality reading unit 302 and the voltage abnormality reading unit 303 are respectively electrically connected with the corresponding temperature reading unit 305 and the main loop cut-off unit 306, the main loop cut-off unit 306 is respectively electrically connected with the current abnormality alarming unit 307 and the voltage abnormality alarming unit 308, the current abnormality alarming unit 307, the voltage abnormality alarming unit 308 and the corresponding temperature reading unit 305 are respectively connected with the abnormality start value recording unit 309, the shell humidity reading unit 304 is electrically connected with the humidity overhigh alarming unit 310, the humidity overhigh alarming unit 310 is electrically connected with the independent loop cutting unit 311, the independent loop cutting unit 311 is electrically connected with the abnormal water contact alarming unit 312, the abnormality start value recording unit 309 is connected with the database storage unit 207 through a wireless network, the data reading unit 301 is connected with the database storage unit 207 through a wireless network, the background data processing module 3 processes abnormal conditions while the new energy automobile new energy battery pack 1 performs data acquisition, the data reading unit 301 directly reads the stored data of the database storage unit 207, the current abnormality reading unit 302 and the voltage abnormality reading unit 303 respectively read the current of the new energy battery pack 1, when the voltage is abnormal, the main loop cutting unit 306 directly closes the main loop of the new energy battery pack 1, blocks the power supply of the new energy battery pack 1, and correspondingly reads the temperature of the new energy battery pack 1 when the temperature reading unit 305 reads the abnormal condition in real time, the current abnormality alarming unit 307 and the voltage abnormality alarming unit 308 respectively alarm the current and the voltage abnormality when the current abnormality reading unit 302 and the voltage abnormality reading unit 303 read the abnormal condition, the abnormal starting value recording unit 309 records the starting values of the abnormal current and the voltage condition in real time, and when the voltage abnormality reading unit 303 reads the abnormal humidity data around the new energy battery pack 1 and the new energy battery pack 1, the excessive humidity alarming unit 310 performs abnormal humidity alarming, correspondingly cuts off the loop of the single battery unit 101 displaying the abnormal humidity data through the independent loop cutting unit 311, and performs abnormal water inlet alarming of the battery of the abnormal water touching alarming unit 312 according to the humidity condition.
The state stabilization module 4 includes an abnormal data receiving unit 401, a temperature abnormal data receiving unit 402, an abnormal water contact data receiving unit 403, a main loop closing receiving unit 404, a single loop closing receiving unit 405, a heat sink opening unit 406, a drain opening unit 407, and a loop restarting unit 408, the abnormal data receiving unit 401 is respectively connected with the temperature abnormal data receiving unit 402, the abnormal water contact data receiving unit 403, the main loop closing receiving unit 404, and the single loop closing receiving unit 405, the temperature abnormal data receiving unit 402 is electrically connected with the heat sink opening unit 406, the abnormal water contact data receiving unit 403 is electrically connected with the drain opening unit 407, the single loop closing receiving unit 405 and the main loop closing receiving unit 404 are respectively connected with the loop restarting unit 408, the loop restarting unit 408 is connected with the abnormal start value recording unit 309 through a wireless network, the state stabilizing module 4 performs corresponding processing on the abnormal situation of the background data processing module 3, after the abnormal data receiving unit 401 receives the abnormal data of the current abnormal reading unit 302, the voltage abnormal reading unit 303 and the shell humidity reading unit 304, the temperature abnormal data receiving unit 402 receives the abnormal temperature data, the heat radiating component opening unit 406 is started to radiate and cool down so as to reduce the power supply temperature and protect the power supply, after the abnormal water touching data receiving unit 403 receives the water touching data, the water draining component opening unit 407 is correspondingly started to perform emergency water draining processing so as to reduce the possibility that the power supply is damaged by liquid erosion, and the abnormal water touching data receiving unit 403 and the main loop closing receiving unit 404 receive the main loop and single loop closing signals, and after the power supply is recovered to be normal, the loop restarting unit 408 is utilized to perform automatic restarting.
The watchdog system module 5 comprises a system operation and maintenance reading unit 501, a reset signal transmitting unit 502, a corresponding signal receiving unit 503, an MCU suspension restarting unit 504 and a program alarming unit 505, wherein the output port of the system operation and maintenance reading unit 501 is connected with the reset signal transmitting unit 502, the output port of the reset signal transmitting unit 502 is connected with the corresponding signal receiving unit 503, the corresponding signal receiving unit 503 is connected with the MCU suspension restarting unit 504, the MCU suspension restarting unit 504 is electrically connected with the program alarming unit 505, the system operation and maintenance reading unit 501 is respectively connected with the new energy battery pack 1, the state monitoring module 2, the background data processing module 3 and the state stabilizing module 4, the watchdog system module 5 monitors the system program flow in the process of running the new energy battery pack 1, the state monitoring module 2, the background data processing module 3 and the state stabilizing module 4, the system operation and maintenance reading unit 501 reads the operation condition of the whole set of system, the reset signal transmitting unit 502 periodically transmits a reset detection signal to the corresponding signal receiving unit 503, the corresponding signal receiving unit 503 is clocked while receiving the signal, if the signal is not received in time within a set time, the detection timeout of the watchdog system is judged, the MCU is utilized to stop restarting the system for the timeout condition, the program alarm unit 505 is utilized to alarm the system in error, the watchdog system is a timer circuit, the reset signal transmitting unit 502 is provided, a dog is called, a corresponding signal receiving unit 503 is provided, when the MCU works normally, a signal is output to the dog feeding end at intervals to clear WDT, if the dog is not fed for more than the set time, the WDT timing exceeds, the MCU stops restarting unit 504 gives a reset signal to the MCU, resetting the MCU.
As shown in fig. 1-6, the embodiment of the invention provides a new energy automobile electric control maintaining method, which comprises the following steps:
s1, firstly, an electric quantity detection sensing unit 201, a current detection sensing unit 202, a voltage detection sensing unit 203 and a temperature detection sensing unit 204 corresponding to a state monitoring module 2 are additionally arranged on each single battery unit 101 in a new energy battery pack 1 of a new energy automobile, and a humidity detection sensing unit 205 is additionally arranged on a battery processing chip assembly 102 and a battery comprehensive discharging assembly 103;
s2, when the new energy battery pack 1 of the new energy automobile runs, the electric quantity detection sensing unit 201 detects the electric quantity condition of each single battery unit 101 contained in the new energy battery pack 1 in real time, statistics is carried out through the detection data acquisition unit 206, the current detection sensing unit 202 detects the running current condition of each single battery unit 101 contained in the new energy battery pack 1 in real time, the detection data acquisition unit 206 carries out statistics at the same time, the voltage detection sensing unit 203 monitors the running voltage condition of the single battery unit 101 in real time, the temperature detection sensing unit 204 detects the running temperature of the new energy battery pack 1 in real time, the humidity detection sensing unit 205 detects the self and peripheral humidity data of the new energy battery pack 1 in real time, and the detection data of the voltage detection sensing unit 203, the temperature detection sensing unit 204 and the humidity detection sensing unit 205 are counted through the detection data acquisition unit 206 and transmitted to the database storage unit 207 for storage in a wireless network transmission mode;
s3, the background data processing module 3 processes abnormal conditions while the new energy battery pack 1 of the new energy automobile collects data, the data reading unit 301 directly reads the stored data of the database storage unit 207, when the current abnormal reading unit 302 and the voltage abnormal reading unit 303 respectively read the abnormal conditions of the current and the voltage of the new energy battery pack 1, the main loop cut-off unit 306 directly closes the main loop of the new energy battery pack 1, cuts off the power supply of the new energy battery pack 1, corresponds to the temperature of the new energy battery pack 1 when the temperature reading unit 305 reads the abnormal conditions in real time, and simultaneously, the current abnormal alarming unit 307 and the voltage abnormal alarming unit 308 respectively alarm the abnormal conditions of the current and the voltage, the abnormal starting value recording unit 309 records the starting values of the abnormal current and the abnormal voltage in real time, and when the voltage abnormal reading unit 303 reads the abnormal humidity data of the periphery of the new energy battery pack 1 and the new energy battery pack 1, the humidity excessive alarming unit 310 carries out abnormal alarming, and correspondingly cuts off the temperature of the single battery cell displaying the abnormal data through the independent loop cut-off unit 311, and carries out water inlet alarming according to the abnormal conditions of the single-piece battery cell 101;
s4, the state stabilizing module 4 carries out corresponding processing on abnormal conditions of the background data processing module 3, after the abnormal data receiving unit 401 receives abnormal data of the current abnormal reading unit 302, the voltage abnormal reading unit 303 and the shell humidity reading unit 304, the temperature abnormal data receiving unit 402 receives abnormal temperature data and starts the radiating component starting unit 406 to carry out radiating and cooling so as to reduce the temperature of a power supply and protect the power supply, after the abnormal water touching data receiving unit 403 receives water touching data, the water draining component starting unit 407 is correspondingly started to carry out emergency water draining processing so as to reduce the possibility that the power supply is damaged by liquid erosion, the abnormal water touching data receiving unit 403 and the main loop closing receiving unit 404 receive main loop and single loop closing signals, and the loop restarting unit 408 is utilized to carry out automatic restarting after the power supply is recovered to be normal;
s5, in the running process of the new energy battery pack 1, the state monitoring module 2, the background data processing module 3 and the state stabilizing module 4, the watchdog system module 5 monitors the system program flow, the running condition of the whole set of system is read through the system operation and maintenance reading unit 501, the reset signal sending unit 502 sends a reset detection signal to the corresponding signal receiving unit 503 at regular time, the corresponding signal receiving unit 503 is timed when receiving the signal, if the signal is not received in time in a set time, the watchdog system detection is judged to be overtime, the MCU is utilized to stop restarting the system for the overtime condition, and the program alarm unit 505 is utilized to perform system error alarm.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The new energy automobile electric control maintaining method is characterized in that: the method comprises the following steps:
s1, firstly, an electric quantity detection sensing unit (201), a current detection sensing unit (202), a voltage detection sensing unit (203) and a temperature detection sensing unit (204) corresponding to a state monitoring module (2) are additionally arranged on each single battery unit (101) in a new energy battery pack (1) of a new energy automobile, and a humidity detection sensing unit (205) is additionally arranged on a battery processing chip assembly (102) and a battery comprehensive discharging assembly (103);
s2, when the new energy battery pack (1) of the new energy automobile runs, the electric quantity detection sensing unit (201) detects the electric quantity condition of each single battery unit (101) contained in the new energy battery pack (1) in real time, statistics is carried out through the detection data acquisition unit (206), the current detection sensing unit (202) detects the running current condition of each single battery unit (101) contained in the new energy battery pack (1) in real time, the detection data acquisition unit (206) carries out statistics at the same time, the voltage detection sensing unit (203) monitors the running voltage condition of the single battery unit (101) in real time, the temperature detection sensing unit (204) detects the running temperature of the new energy battery pack (1) in real time, the humidity detection sensing unit (205) detects own and peripheral humidity data of the new energy battery pack (1) in real time, and the detection data of the voltage detection sensing unit (203), the temperature detection sensing unit (204) and the humidity detection sensing unit (205) are carried out statistics through the detection data acquisition unit (206) and transmitted to the data base (207) in a wireless network transmission mode for storage;
s3, a background data processing module (3) processes abnormal conditions while the new energy battery pack (1) of the new energy automobile performs data acquisition, a data reading unit (301) directly reads stored data of a database storage unit (207), a current abnormal reading unit (302) and a voltage abnormal reading unit (303) respectively read current and voltage abnormal conditions of the new energy battery pack (1), a main loop cutting unit (306) directly cuts off a main loop of the new energy battery pack (1) to block power supply of the new energy battery pack (1), a corresponding temperature reading unit (305) reads the temperature of the new energy battery pack (1) in real time when the abnormal conditions are read, a current abnormal reading unit (302) and a voltage abnormal reading unit (303) respectively perform current and voltage abnormal alarming, an abnormal starting value recording unit (309) records starting values of abnormal current and voltage conditions in real time, and a voltage abnormal reading unit (303) reads the new energy battery pack (1) and cuts off humidity data of the periphery of the new energy battery pack (1) in real time when the humidity of the new energy battery pack (1) is cut off, and the humidity of the single-piece data of the battery pack (101) is displayed through an abnormal data monitoring unit (310) is displayed, and the abnormal water contact alarm unit (312) carries out water inlet alarm on the battery according to the humidity condition;
s4, a state stabilizing module (4) correspondingly processes abnormal conditions of a background data processing module (3), after an abnormal data receiving unit (401) receives abnormal data of a current abnormal reading unit (302), a voltage abnormal reading unit (303) and a shell humidity reading unit (304), a temperature abnormal data receiving unit (402) receives abnormal temperature data, a heat radiating component starting unit (406) is started to conduct heat radiating and cooling so as to reduce the temperature of a power supply, a power supply is protected, after an abnormal water touching data receiving unit (403) receives water touching data, a water draining component starting unit (407) is correspondingly started to conduct emergency water draining treatment, the possibility that the power supply is damaged by liquid erosion is reduced, the abnormal water touching data receiving unit (403) and a main loop closing receiving unit (404) receive a main loop and a single loop closing signal, and after the power supply is recovered to be normal, a loop restarting unit (408) is utilized to conduct automatic restarting;
s5, in the running process of the new energy battery pack (1), the state monitoring module (2), the background data processing module (3) and the state stabilizing module (4), the watchdog system module (5) monitors the system program flow, the running condition of the whole system is read through the system operation and maintenance reading unit (501), the reset signal sending unit (502) sends a reset detection signal to the corresponding signal receiving unit (503) at regular time, the corresponding signal receiving unit (503) is timed when receiving the signal, if the signal is not received in time in a set time, the watchdog system detection time-out is judged, the MCU is utilized to stop the restarting unit (504) to stop restarting the system according to the time-out condition, and the program alarming unit (505) is utilized to perform system error alarming.
2. The new energy automobile electric control maintaining system using the new energy automobile electric control maintaining method according to claim 1, comprising a new energy battery pack (1), a state monitoring module (2), a background data processing module (3), a state stabilizing module (4) and a watchdog system module (5), and being characterized in that: the novel energy battery pack (1) is respectively connected with the state monitoring module (2) and the state stabilizing module (4), the state monitoring module (2) is respectively connected with the background data processing module (3) and the state stabilizing module (4), the state monitoring module (2) comprises a watchdog system module (5), and the watchdog system module (5) is respectively connected with the novel energy battery pack (1), the state monitoring module (2), the background data processing module (3) and the state stabilizing module (4);
the state monitoring module (2) comprises an electric quantity detection sensing unit (201), a current detection sensing unit (202), a voltage detection sensing unit (203), a temperature detection sensing unit (204), a humidity detection sensing unit (205), a detection data acquisition unit (206), a database storage unit (207) and a watchdog system module (5), wherein the electric quantity detection sensing unit (201), the current detection sensing unit (202), the voltage detection sensing unit (203), the temperature detection sensing unit (204), the humidity detection sensing unit (205) and the watchdog system module (5) are respectively connected with the detection data acquisition unit (206), the detection data acquisition unit (206) is connected with the database storage unit (207) through a wireless network, and the electric quantity detection sensing unit (201), the current detection sensing unit (202), the voltage detection sensing unit (203), the temperature detection sensing unit (204) and the humidity detection sensing unit (205) are connected with the single-piece battery unit (101).
3. The new energy automobile electric control retaining system according to claim 2, wherein: the new energy battery pack (1) comprises a single battery unit (101), battery processing chip assemblies (102) and a battery comprehensive discharging assembly (103), wherein a plurality of groups of single battery units (101) are electrically connected with the battery processing chip assemblies (102), and the battery processing chip assemblies (102) are electrically connected with the battery comprehensive discharging assembly (103).
4. The new energy automobile electric control retaining system according to claim 2, wherein: the background data processing module (3) comprises a data reading unit (301), a current abnormality reading unit (302), a voltage abnormality reading unit (303), a shell humidity reading unit (304), a corresponding temperature reading unit (305), a main loop cut-off unit (306), a current abnormality alarming unit (307), a voltage abnormality alarming unit (308), an abnormal starting value recording unit (309), a humidity over-high alarming unit (310), an independent loop cut-off unit (311) and an abnormal water contact alarming unit (312), wherein the data reading unit (301) is respectively connected with the current abnormality reading unit (302), the voltage abnormality reading unit (303) and the shell humidity reading unit (304), the current abnormality reading unit (302) is respectively electrically connected with the corresponding temperature reading unit (305) and the main loop cut-off unit (306), the main loop cut-off unit (306) is respectively electrically connected with the current abnormality alarming unit (307) and the voltage abnormality alarming unit (308), the current abnormality alarming unit (307), the voltage abnormality alarming unit (308) and the corresponding temperature reading unit (305) are respectively connected with the abnormal starting value recording unit (309), the shell humidity over-high alarming unit (310), the humidity-excessive alarm unit (310) is electrically connected with the independent loop cutting unit (311), and the independent loop cutting unit (311) is electrically connected with the abnormal water contact alarm unit (312).
5. The new energy automobile electric control retaining system according to claim 2, wherein: the state stabilization module (4) comprises an abnormal data receiving unit (401), a temperature abnormal data receiving unit (402), an abnormal water contact data receiving unit (403), a main loop closing receiving unit (404), a single loop closing receiving unit (405), a radiating component opening unit (406), a drain component opening unit (407) and a loop restarting unit (408), wherein the abnormal data receiving unit (401) is respectively connected with the temperature abnormal data receiving unit (402), the abnormal water contact data receiving unit (403), the main loop closing receiving unit (404) and the single loop closing receiving unit (405), the temperature abnormal data receiving unit (402) is electrically connected with the radiating component opening unit (406), the abnormal water contact data receiving unit (403) is electrically connected with the drain component opening unit (407), the single loop closing receiving unit (405) and the main loop closing receiving unit (404) are respectively connected with the loop restarting unit (408), and the loop restarting unit (408) is connected with the abnormal starting value recording unit (309) through a wireless network.
6. The new energy automobile electric control retaining system according to claim 2, wherein: the watchdog system module (5) comprises a system operation and maintenance reading unit (501), a reset signal sending unit (502), a corresponding signal receiving unit (503), an MCU suspension restarting unit (504) and a program alarming unit (505), wherein an output port of the system operation and maintenance reading unit (501) is connected with the reset signal sending unit (502), an output port of the reset signal sending unit (502) is connected with the corresponding signal receiving unit (503), the corresponding signal receiving unit (503) is connected with the MCU suspension restarting unit (504), and the MCU suspension restarting unit (504) is electrically connected with the program alarming unit (505).
7. The new energy automobile electric control retaining system according to claim 4, wherein: the abnormal start value recording unit (309) is connected to the database storage unit (207) via a wireless network, and the data reading unit (301) is connected to the database storage unit (207) via a wireless network.
8. The new energy automobile electric control retaining system according to claim 6, wherein: the system operation and maintenance reading unit (501) is respectively connected with the new energy battery pack (1), the state monitoring module (2), the background data processing module (3) and the state stabilizing module (4).
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