CN106329018B - Power battery seals management device and car - Google Patents
Power battery seals management device and car Download PDFInfo
- Publication number
- CN106329018B CN106329018B CN201611056014.0A CN201611056014A CN106329018B CN 106329018 B CN106329018 B CN 106329018B CN 201611056014 A CN201611056014 A CN 201611056014A CN 106329018 B CN106329018 B CN 106329018B
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- 238000007789 sealing Methods 0.000 claims abstract description 19
- 238000000746 purification Methods 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 230000006641 stabilisation Effects 0.000 description 5
- 238000011105 stabilization Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000004078 waterproofing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4285—Testing apparatus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention provides a power battery sealing management device and an automobile, wherein the power battery sealing management device comprises: the first pressure sensor is arranged in the box body of the power battery and used for collecting pressure values in the box body; the second pressure sensor is arranged outside the box body of the power battery and used for collecting pressure values outside the box body; the first controller is connected with the first pressure sensor and the second pressure sensor respectively and receives pressure values transmitted by the first pressure sensor and the second pressure sensor respectively; the air supply device is connected with the first controller and is connected to the box body through an air supply port; when the pressure value in the box body is smaller than or equal to the pressure value outside the box body, the first controller sends an air supply signal to the air supply device, and the air supply device receives the air supply signal, opens the air supply port and conveys air into the box body. By the aid of the mode, when the sealing performance of the box body is in a problem, the performance of the power battery is stable, and the service life of the power battery is prolonged.
Description
Technical field
The present invention relates to power battery technology field, in particular to a kind of power battery sealing managing device and automobile.
Background technique
As market development and policy push, there is the growth advanced by leaps and bounds in electric vehicle sales volume, and the following battery
Safety problem more highlights.Safety accident caused by battery is paddled occurs frequently, to find out its cause, mainly battery system cabinet
Degree of protection is not able to satisfy requirement of paddling, and the electrokinetic cell system product in addition even just to have dispatched from the factory can satisfy waterproofing grade and want
Ask, but with the extension of use time and occur unpacking maintenance a possibility that, can all waterproof performance be caused to go wrong.
But the current typically no real time monitoring waterproofing grade of electric vehicle function whether up to standard, therefore electric vehicle can be generated when in use,
Driver can not know whether battery system leakproofness is good, security risk of paddling occurs.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of power battery sealing managing device and automobiles, existing to solve
With the extension of use time, waterproof performance can slowly die down some electrokinetic cell systems, and user is not knowing power battery
Whether the waterproofing grade of system, which meets, is paddled when requiring, and can there are problems that security risk of paddling.
In order to solve the above-mentioned technical problem, the embodiment of the present invention provides a kind of power battery sealing managing device, comprising:
It is arranged in the cabinet of power battery, acquires the first pressure sensor of the intracorporal pressure value of the case；
It is arranged in outside the cabinet of power battery, acquires the second pressure sensor of pressure value outside the cabinet；
The first controller being connect respectively with the first pressure sensor and the second pressure sensor, described first
The pressure value that controller receives the first pressure sensor and the second pressure sensor transmits respectively；
The feeder connecting with first controller, the feeder are connected to cabinet by an air supply opening；
When the intracorporal pressure value of the case is less than or equal to the pressure value outside the cabinet, first controller is to institute
It states feeder and sends gas supply signal, the feeder receives the gas supply signal, opens air supply opening, defeated in Xiang Suoshu cabinet
It supplies gas body.
Above scheme, by the way that pressure sensor is arranged in the cabinet of power battery, outside cabinet respectively, in the intracorporal pressure of case
When power is not more than the pressure outside cabinet, gas is conveyed, into cabinet to guarantee that the box body tightness in power battery goes wrong
When, prevent extraneous steam and impurity from entering in cabinet, such mode ensure that cabinet leakproofness when something goes wrong, power
The stabilization of battery performance extends the service life of power battery.
Further, when conveying gas into the cabinet when the feeder, if the intracorporal pressure value of the case is big
Pressure value outside the cabinet, first controller send gas supply stop signal, the gas supply dress to the feeder
It sets and receives the gas supply stop signal, close air supply opening, stop conveying gas into the cabinet.
Further, the power battery seals managing device, further includes:
The entire car controller being connect with first controller；
When the intracorporal pressure value of the case is greater than the pressure value outside the cabinet, if within a preset time in the cabinet
Pressure value be reduced to default value, then first controller sends the alarm signal of box sealing failure to the vehicle control
Device processed.
Further, the feeder includes:
Pressurized tank；
With tank connected first Intaker controller of the pressure, the air supply opening setting is controlled in first air inlet to be filled
It sets；
First Intaker controller receives the gas supply signal of the first controller transmitting, air supply opening is opened, by institute
The gas stored in pressurized tank is stated to be transported in the cabinet.
Further, the feeder further include:
The first purification device being connected between first Intaker controller and the cabinet of the power battery, it is described
The gas stored in pressurized tank enters in the cabinet via first purification device.
Further, the feeder further include:
It is arranged in the pressurized tank, acquires the third pressure sensor of pressure value in the pressurized tank；
The third pressure sensor is connect with first controller, transmits the pressure value in the pressurized tank to described
First controller；
When the intracorporal pressure value of the case is less than or equal to the pressure value outside the cabinet, if the pressure in the pressurized tank
Force value is greater than preset value, and first controller sends gas supply signal to first Intaker controller.
Further, the feeder further include:
With the tank connected pulsometer of the pressure；
The second Intaker controller connecting with the pulsometer is provided with air inlet on second Intaker controller
Mouthful；
Second Intaker controller and the pulsometer are connect with first controller respectively, in the pressurized tank
When interior pressure value is less than or equal to preset value, first controller sends air inlet letter to second Intaker controller
Number, second Intaker controller receives the air inlet signal, opens air inlet；
First controller sends open signal to the pulsometer, and the pulsometer receives the open signal, opens
It starts building to make, control ambient atmos enter the pressurized tank via second Intaker controller.
Further, when first controller sends air inlet signal to second Intaker controller, described the
One controller sends the first control signal that air supply opening is closed, the first air inlet control dress to first Intaker controller
It sets when receiving the first control signal, closes air supply opening, block the gas that stores in the pressurized tank to the cabinet
Interior conveying.
Further, when first controller sends gas supply signal to first Intaker controller, described the
One controller sends the second control signal of inlet close to the second Intaker controller, and second Intaker controller exists
When receiving the second control signal, air inlet is closed；
First controller sends stop signal to the pulsometer, and the pulsometer is receiving the stop signal
When, it stops working, ambient atmos is blocked to enter the pressurized tank.
Further, the feeder further include:
The second purification device being connected between second Intaker controller and the pulsometer, ambient atmos via
Second purification device is entered in the pressurized tank by the pulsometer.
The embodiment of the present invention provides a kind of automobile, seals managing device including above-mentioned power battery.
It should be noted that being provided with the automobile of power battery sealing managing device, power battery performance ensure that
Stablize, improves the traffic safety of vehicle.
Detailed description of the invention
Fig. 1 shows the structural schematic diagrams of the power battery of embodiment of the present invention sealing managing device；
Fig. 2 indicates the structural schematic diagram of the feeder of the embodiment of the present invention；
Fig. 3 indicates workflow of the power battery sealing managing device in air-tightness fault detection mode of the embodiment of the present invention
Journey schematic diagram；
Fig. 4 indicates that the power battery sealing managing device of the embodiment of the present invention is illustrated in the workflow of protection against flooding mode
Figure.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, right below in conjunction with the accompanying drawings and the specific embodiments
The present invention is described in detail.
With the extension of use time for existing electrokinetic cell system, waterproof performance can slowly die down the present invention,
User the waterproofing grade for not knowing electrokinetic cell system whether meet paddle require when, can have the asking of security risk of paddling
Topic provides a kind of power battery sealing managing device and automobile.
The power battery of the embodiment of the present invention seals managing device, comprising:
It is arranged in the cabinet of power battery, acquires the first pressure sensor 100 of the intracorporal pressure value of the case；
It is arranged in outside the cabinet of power battery, acquires the second pressure sensor 200 of pressure value outside the cabinet；
The first controller being connect respectively with the first pressure sensor 100 and the second pressure sensor 200
300, first controller 300 receives the first pressure sensor 100 and the second pressure sensor 200 transmits respectively
Pressure value；
The feeder 400 connecting with first controller 300, the feeder 400 are connected by an air supply opening
To cabinet；
When the intracorporal pressure value of the case is less than or equal to the pressure value outside the cabinet, first controller 300
Gas supply signal is sent to the feeder 400, the feeder 400 receives the gas supply signal, air supply opening is opened, to institute
It states and conveys gas in cabinet.
It should be noted that when power battery leakproofness when something goes wrong, when vehicle is in normal sections of road, i.e.,
When vehicle is not paddled, the intracorporal pressure of the case of power battery can be equal with the pressure outside cabinet；If vehicle be in paddle section when,
Because cabinet is outside also by hydraulic pressure, at this point, the intracorporal pressure of the case of power battery can be less than the pressure outside cabinet.
The embodiment of the present invention, by the way that pressure sensor is arranged in the cabinet of power battery, outside cabinet respectively, in cabinet
Pressure no more than pressure outside cabinet when, convey gas, into cabinet to guarantee that the box body tightness in power battery occurs
When problem, prevent extraneous steam and impurity from entering in cabinet, such mode ensure that cabinet leakproofness when something goes wrong,
The stabilization of power battery performance extends the service life of power battery.
It should be noted that causing the damage to power battery in order to avoid the intracorporal pressure of case is excessive, the present invention is real
It applies in example, when the feeder 400 conveys gas into the cabinet, the first controller 300 can the pressure of real-time monitoring first
The variation of force snesor 100 and second pressure sensor 200, if the first controller 300 monitors the intracorporal pressure value of the case
Greater than the pressure value outside the cabinet, first controller 300 sends gas supply stop signal, institute to the feeder 400
It states feeder 400 and receives the gas supply stop signal, close air supply opening, stop conveying gas into the cabinet.It needs
It is bright, during conveying gas into cabinet, as long as the intracorporal pressure of case is greater than the pressure outside cabinet, the water outside cabinet
Vapour and impurity just cannot be introduced into cabinet, can guarantee the stabilization of power battery performance with this.
It should be noted that power battery sealing managing device can all start work, every time when driving powers on detection
Whether the leakproofness of power battery there is a problem, it is noted herein that, when the first controller 300 detects that case is intracorporal
When pressure value is greater than the pressure value outside the cabinet, power battery just good seal can not be represented, for example, the case of power battery
There are the situations of slow gas leakage for body, and the interior external pressure of cabinet will not just reach balance at once, therefore, in order to avoid such situation
Occur, the power battery of the embodiment of the present invention seals managing device, further includes:
The entire car controller being connect with first controller 300；
When the intracorporal pressure value of the case is greater than the pressure value outside the cabinet, if within a preset time in the cabinet
Pressure value be reduced to default value, then first controller 300 sends the alarm signal of box sealing failure to described whole
Vehicle controller.
It should be noted that the first controller 300 works as case by the variation of monitoring preset time period internal box internal pressure
Intracorporal pressure illustrates that the leakproofness of cabinet has had already appeared problem when amplitude of variation is excessive within a certain period of time, at this time, it may be necessary to
The case where box sealing failure, is reported into entire car controller, so that entire car controller in time notifies the situation in a manner of alerting
User.
Specifically, as shown in Fig. 2, the feeder 400 of the embodiment of the present invention includes
Pressurized tank 410；
The first Intaker controller 420 connecting with the pressurized tank 410, the air supply opening are arranged in first air inlet
On control device 420；
First Intaker controller 420 receives the gas supply signal that first controller 300 transmits, and opens gas supply
Mouthful, the gas stored in the pressurized tank 410 is transported in the cabinet.
It should be noted that the gas of certain pressure is stored in the pressurized tank 410, when the first Intaker controller 420
Gas supply signal is received, when opening air supply opening, the gas in pressurized tank 410 can under the effect of the pressure, into the case of power battery
In vivo, to be embodied as the cabinet pressurising of power battery.
In order to guarantee to enter the intracorporal gas free from admixture of case, the feeder of the embodiment of the present invention further include:
The first purification device being connected between first Intaker controller 420 and the cabinet of the power battery
430, the gas stored in the pressurized tank 410 enters in the cabinet via first purification device 430.It needs to illustrate
, gas removes steam and impurity therein by the first purification device 430, and ensure that will not be to dynamic after gas enters cabinet
The performance of power battery impacts.
It should be noted that when the gas pressure only in pressurized tank 410 is sufficiently large, just can guarantee gas by pressurized tank into
Enter in power battery box body, so the feeder of the embodiment of the present invention further include:
It is arranged in the pressurized tank 410, acquires the third pressure sensor of pressure value in the pressurized tank 410；
The third pressure sensor is connect with first controller 300, transmits the pressure value in the pressurized tank 410
To first controller 300；
When the intracorporal pressure value of the case is less than or equal to the pressure value outside the cabinet, if in the pressurized tank 410
Pressure value be greater than preset value, first controller 300 to first Intaker controller 420 send gas supply signal.
When the detection of the first controller 300 obtains needing conveying gas into the cabinet of power battery, the first controller 300
Also need to detect whether the pressure value in pressurized tank 410 is greater than preset value, only the pressure value in pressurized tank 410 is greater than default
When value, the first controller 300 just sends gas supply signal, is avoided with this because gas pressure is not enough to cabinet in pressurized tank 410
Interior transmission, the case where causing cabinet pressurising to fail.
In order to guarantee the stabilization of the gas pressure in pressurized tank 410, the feeder of the embodiment of the present invention further include:
The pulsometer 440 being connect with the pressurized tank 410；
The second Intaker controller 450 connecting with the pulsometer 440 is set on second Intaker controller 450
It is equipped with air inlet；
Second Intaker controller 450 and the pulsometer 440 are connect with first controller 300 respectively,
When pressure value in the pressurized tank 410 is less than or equal to preset value, first controller 300 is controlled to second air inlet
Device 450 sends air inlet signal, and second Intaker controller 450 receives the air inlet signal, opens air inlet；
First controller sends open signal to the pulsometer 440, and the pulsometer 440 receives the unlatching letter
Number, start work, control ambient atmos enter the pressurized tank 410 via second Intaker controller 450.
In the above scheme, it (is not enough to power electric when the gas pressure in pressurized tank 410 is less than or equal to preset value
When the cabinet pressure supply of pond), 300 control pressure of the first controller pump, 440 work, while controlling the second Intaker controller 450 and opening
Air inlet, ambient atmos, into pressurized tank 410, are inflated under the action of pulsometer 440 for pressurized tank 410.It needs to illustrate
It is that, in order to save the expense of equipment, in the present invention, which is air.
It should be noted that illustrating that there is foot in pressurized tank 410 when pressurized tank 410 is inflated into power battery box body
Enough pressure, not needing pulsometer 440 is its pressurising；And when pulsometer 440 is 410 pressurising of pressurized tank, illustrate pressurized tank 410
Interior is pressurising in power battery box body without enough gas, at this point, pressurized tank 410 cannot convey gas into power battery,
In order to realize the above process, mode used by the embodiment of the present invention are as follows:
When first controller 300 sends air inlet signal to second Intaker controller 450, first control
Device 300 processed sends the first control signal that air supply opening is closed, the first air inlet control to first Intaker controller 420
Device 420 closes air supply opening when receiving the first control signal, block the gas that is stored in the pressurized tank 410 to
The intracorporal conveying of case；
When first controller 300 sends gas supply signal to first Intaker controller 420, first control
Device 300 processed sends the second control signal of inlet close, second Intaker controller to the second Intaker controller 450
450 when receiving the second control signal, closes air inlet；
First controller 300 sends stop signal to the pulsometer 440, and the pulsometer 440 is receiving
It when stating stop signal, stops working, ambient atmos is blocked to enter the pressurized tank 410.
Because containing the impurity such as steam in extraneous air, in order to guarantee the gas free from admixture entered in pressurized tank 410, this hair
The feeder of bright embodiment further include:
The second purification device 460 being connected between second Intaker controller and 450 pulsometers 440, outside
Boundary's gas is entered in the pressurized tank 410 via second purification device 460 by the pulsometer 440.It needs to illustrate
, gas removes steam and impurity therein by the second purification device 430, ensure that into the gas in pressurized tank 410
Free from admixture, and then ensure that and power battery performance will not be impacted after gas enters cabinet.
On the one hand the embodiment of the present invention guarantees that high pressure gas can be provided at any time, separately by setting pressurized tank and pulsometer
On the one hand the starting frequency that can slow down pulsometer, improves service life；By the way that air inlet is arranged, prevent idle in pulsometer
In the case of, the entrance of external moisture and impurity；By the way that air supply opening is arranged, box house and pressurized tank are connected directly, control cabinet
Body air pressure inside.
It should be noted that the power battery seals managing device in practical work process, it is divided into the inspection of air-tightness failure
Survey mode and protection against flooding mode are carried out below with reference to two kinds of operating modes of the Fig. 3 and Fig. 4 to power battery sealing managing device
It is described as follows.
One, as shown in figure 3, the course of work of air-tightness fault detection mode specifically:
Power battery seals managing device with each driving electrifying startup, and whether the interior pressure of detection power battery box body, external pressure
Meet sets requirement, judge whether cabinet internal pressure is greater than external pressure, if internal pressure is greater than external pressure, is closed air inlet and air supply opening,
The intracorporal pressure of detection case again after preset time (for example, after five minutes), judges whether cabinet internal pressure is reduced to setting numerical value
(for example, reduce former pressure value 2%~5%), if cabinet internal drop illustrates the air-tightness of power battery down to setting numerical value
It there is a problem, then air-tightness failure is reported to prove power if cabinet internal pressure is not reduced to setting numerical value to entire car controller
The air-tightness of battery is without exception；If internal pressure is not more than external pressure, it is (specific to judge whether the pressure in pressurized tank is greater than preset value
Ground sets the preset value according to cabinet free volume, pressure tank volume, free volume/(pressure in preset value=k × cabinet
Tank volume × box house pressure), generally k takes 1.5~2), if the pressure in pressurized tank is greater than preset value, open gas supply
Mouthful, air inlet and pulsometer are closed, purified gas is conveyed into cabinet, while continuing the inspection of cabinet internal pressure, external pressure
It surveys, if the pressure in pressurized tank is not more than preset value, air inlet and pulsometer is opened, so that ambient atmos enter pressure
Tank is pressurized pressurized tank, while continuing to judge whether the pressure in pressurized tank is greater than preset value.
Two, as shown in figure 4, the course of work of protection against flooding mode specifically:
After reporting air-tightness failure to entire car controller, internal pressure, the external pressure of a power battery cabinet are detected every 1s,
Judge whether cabinet internal pressure is greater than external pressure, if internal pressure is greater than external pressure, continues to close air supply opening, air inlet and pulsometer, if
Cabinet internal pressure is not more than external pressure, then judges whether the pressure in pressurized tank is greater than preset value (specifically, according to the vacant appearance of cabinet
Product, pressure tank volume and set the preset value, free volume/(pressure tank volume × box house pressure in preset value=k × cabinet
Power), generally k takes 1.5~2), if the pressure in pressurized tank is greater than preset value, opens air supply opening, closes air inlet and air pressure
Pump conveys purified air to box house, while continuing to judge the process whether cabinet internal pressure is greater than external pressure, when sentencing
It is disconnected when obtaining cabinet internal pressure > m × cabinet external pressure (wherein, m value 1.05~1.2), it is closed air supply opening, and continue to detect every 1s
The internal pressure of cabinet, external pressure；If the pressure in pressurized tank is not more than preset value, air inlet and pulsometer are opened, so that
Ambient atmos enter pressurized tank, are pressurized to pressurized tank, while continuing to judge whether the pressure in pressurized tank is greater than preset value.
Above scheme is prevented by using mode of the internal pressure greater than cabinet external pressure for guaranteeing power battery cabinet in vehicle
Power battery box house is intake when paddling, and ensure that the stabilization of power battery performance.
The embodiment of the present invention also provides a kind of automobile, seals managing device including above-mentioned power battery.
It should be noted that being provided with the automobile of power battery sealing managing device, power battery performance ensure that
Stablize, improves traffic safety.
Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person of the art is come
It says, can also make several improvements and retouch under the premise of not departing from principle of the present invention, these improvements and modifications also exist
In protection scope of the present invention.
Claims (11)
1. a kind of power battery for improving vehicle fordability seals managing device characterized by comprising
It is arranged in the cabinet of power battery, acquires the first pressure sensor of the intracorporal pressure value of the case；
It is arranged in outside the cabinet of power battery, acquires the second pressure sensor of pressure value outside the cabinet；
The first controller being connect respectively with the first pressure sensor and the second pressure sensor, first control
The pressure value that device receives the first pressure sensor and the second pressure sensor transmits respectively；
The feeder connecting with first controller, the feeder are connected to cabinet by an air supply opening；
When the intracorporal pressure value of the case is less than or equal to the pressure value outside the cabinet, first controller is to the confession
Device of air sends gas supply signal, and the feeder receives the gas supply signal, opens air supply opening, conveys gas in Xiang Suoshu cabinet
Body.
2. power battery according to claim 1 seals managing device, which is characterized in that when the feeder is to described
In cabinet when conveying gas, if the intracorporal pressure value of the case is greater than the pressure value outside the cabinet, first controller to
The feeder sends gas supply stop signal, and the feeder receives the gas supply stop signal, closes air supply opening, stops
Gas is conveyed into the cabinet.
3. power battery according to claim 1 seals managing device, which is characterized in that further include:
The entire car controller being connect with first controller；
When the intracorporal pressure value of the case is greater than the pressure value outside the cabinet, if the intracorporal pressure of the case within a preset time
Force value is reduced to default value, then first controller sends the alarm signal of box sealing failure to the full-vehicle control
Device.
4. power battery according to claim 1 seals managing device, which is characterized in that the feeder includes:
Pressurized tank；
With tank connected first Intaker controller of the pressure, the air supply opening is arranged in first Intaker controller
On；
First Intaker controller receives the gas supply signal of the first controller transmitting, air supply opening is opened, by the pressure
The gas stored in power tank is transported in the cabinet.
5. power battery according to claim 4 seals managing device, which is characterized in that the feeder further include:
The first purification device being connected between first Intaker controller and the cabinet of the power battery, the pressure
The gas stored in tank enters in the cabinet via first purification device.
6. power battery according to claim 4 seals managing device, which is characterized in that the feeder further include:
It is arranged in the pressurized tank, acquires the third pressure sensor of pressure value in the pressurized tank；
The third pressure sensor is connect with first controller, transmits the pressure value in the pressurized tank to described first
Controller；
When the intracorporal pressure value of the case is less than or equal to the pressure value outside the cabinet, if the pressure value in the pressurized tank
Greater than preset value, first controller sends gas supply signal to first Intaker controller.
7. power battery according to claim 4 seals managing device, which is characterized in that the feeder further include:
With the tank connected pulsometer of the pressure；
The second Intaker controller connecting with the pulsometer is provided with air inlet on second Intaker controller；
Second Intaker controller and the pulsometer are connect with first controller respectively, in the pressurized tank
When pressure value is less than or equal to preset value, first controller sends air inlet signal, institute to second Intaker controller
It states the second Intaker controller and receives the air inlet signal, open air inlet；
First controller sends open signal to the pulsometer, and the pulsometer receives the open signal, starts work
Make, control ambient atmos enter the pressurized tank via second Intaker controller.
8. power battery according to claim 7 seals managing device, which is characterized in that in first controller to institute
When stating the second Intaker controller transmission air inlet signal, first controller sends to first Intaker controller and supplies
The first control signal that mouth is closed, first Intaker controller close gas supply when receiving the first control signal
Mouthful, block the gas that stores in the pressurized tank to the intracorporal conveying of the case.
9. power battery according to claim 7 seals managing device, which is characterized in that in first controller to institute
When stating the first Intaker controller transmission gas supply signal, first controller sends air inlet to the second Intaker controller and closes
The second control signal closed, second Intaker controller close air inlet when receiving the second control signal；
First controller to the pulsometer send stop signal, the pulsometer when receiving the stop signal,
It stops working, ambient atmos is blocked to enter the pressurized tank.
10. power battery according to claim 7 seals managing device, which is characterized in that the feeder further include:
The second purification device being connected between second Intaker controller and the pulsometer, ambient atmos are via described
Second purification device is entered in the pressurized tank by the pulsometer.
11. a kind of automobile, which is characterized in that seal management dress including power battery as described in any one of claim 1 to 10
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611056014.0A CN106329018B (en) | 2016-11-23 | 2016-11-23 | Power battery seals management device and car |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611056014.0A CN106329018B (en) | 2016-11-23 | 2016-11-23 | Power battery seals management device and car |
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| CN106329018A CN106329018A (en) | 2017-01-11 |
| CN106329018B true CN106329018B (en) | 2019-03-15 |
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| CN201611056014.0A Active CN106329018B (en) | 2016-11-23 | 2016-11-23 | Power battery seals management device and car |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106898829B (en) * | 2017-03-02 | 2023-11-21 | 华霆（合肥）动力技术有限公司 | Battery system instability detection equipment and method |
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