CN202058834U - Automobile emergency start power supply suitable for low temperature environment - Google Patents
Automobile emergency start power supply suitable for low temperature environment Download PDFInfo
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- CN202058834U CN202058834U CN2011201055785U CN201120105578U CN202058834U CN 202058834 U CN202058834 U CN 202058834U CN 2011201055785 U CN2011201055785 U CN 2011201055785U CN 201120105578 U CN201120105578 U CN 201120105578U CN 202058834 U CN202058834 U CN 202058834U
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- power supply
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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
- 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
Abstract
An embodiment of the utility model discloses an automobile emergency start power supply suitable for a low temperature environment. The start power supply comprises a charging control circuit which is used for charging a storage battery of an automobile with low current before the automobile starts for emergency; releasing heat in a charging process to increase the temperature of the start power supply and recover battery capacity; connecting a built-in battery of the start power supply with the storage battery of the automobile to control the built-in battery of the start power supply to charge the storage battery of the automobile with low current before the automobile starts for emergency; and controlling the built-in battery of the start power supply to stop charging the storage battery of the automobile with small current when the temperature of the built-in battery of the start power supply reaches a preset temperature threshold. The automobile emergency start power supply suitable for the low temperature environment is capable of realizing emergency start of the automobile through small-capacity batteries and simultaneously solving the start problem of the automobile in the low temperature environment. The energy of the built-in battery of the start power supply is fully utilized.
Description
Technical field
The utility model relates to car emergency and starts field of power supplies, and the car emergency that relates in particular to a kind of suitable low temperature environment starts power supply.
Background technology
Car emergency start power supply be at automobile storage battery because of the electric weight power shortage or exhaust under the situation that can't make automobile starting, can utilize internal battery emergency starting automobile.What the internal battery of the power supply of car emergency startup in the market generally used is low-cost high-capacity lead-acid storage battery, when the automobile storage battery electric weight is not enough, provides the starting current of automobile by starting the on-chip power battery.
And in starting the selecting for use of on-chip power battery, characteristics such as specific energy height, long service life, charging and discharging capabilities height, self-discharge rate are low because lithium ion battery (lithium battery) has, environmental protection, use more and morely at automotive field, become the ideal that starts the on-chip power battery gradually and select.It should be noted that lithium ion battery because of its intrinsic chemical reaction characteristic, best environment for use temperature is between 10 ℃ ~ 30 ℃.Under low temperature environment, the discharge capacity of battery can reduce.In the time of-10 ℃, battery capacity has only 70% of initial capacity.
In the actual use of automobile, it obviously is changeable that car emergency starts the residing operational environment of power supply, start the on-chip power battery under the situation that low temperature environment, battery capacity descend for making, still can provide enough big starting current for automobile, two kinds of methods commonly used are arranged at present: a kind of method is to make to start the rising of on-chip power battery temperature, return to initial capacity as far as possible, but can consume extra energy in the temperature-rise period; Another kind method is to increase the initial capacity that starts the on-chip power battery, guarantees its normal use under low temperature environment, but this will inevitably increase the cost that car emergency starts power supply.
The utility model content
The utility model embodiment technical problem to be solved is, provide a kind of car emergency of suitable low temperature environment to start power supply, utilize the startup on-chip power battery of low capacity can realize the emergency starting of automobile, and can take into account automobile starting problem under the low temperature environment, the internal battery energy that makes car emergency start power supply is fully utilized.
In order to solve the problems of the technologies described above, the utility model embodiment provides a kind of car emergency of suitable low temperature environment to start power supply, comprising:
Be used for before car emergency starts, automobile storage battery being carried out low current charge; And heat release in charging process, make self temperature rising, capacity resuming; When car emergency started, described startup on-chip power battery cooperated with described automobile storage battery, and the startup on-chip power battery of starting current is provided to automobile starter by big current output circuit;
Connect described startup on-chip power battery and automobile storage battery, be used for before car emergency starts, controlling described startup on-chip power battery automobile storage battery being carried out low current charge; And when the temperature of described startup on-chip power battery reaches default temperature threshold, control described startup on-chip power battery and stop charging control circuit the low current charge of described automobile storage battery;
Connect described startup on-chip power battery and automobile starter, be used for when car emergency starts, for described startup on-chip power battery provides big current output circuit to the current path of described automobile starter.
Wherein, described temperature threshold is that the battery capacity of described startup on-chip power battery under this temperature is enough to make the temperature value of automobile starting.
Wherein, described startup on-chip power battery is in the process that self temperature raises, and its internal resistance reduces.
Wherein, described startup on-chip power battery is a lithium ion battery.
The car emergency of the suitable low temperature environment that the utility model embodiment provides starts power supply, utilize the startup on-chip power battery of low capacity can realize the emergency starting of automobile, and can take into account automobile starting problem under the low temperature environment, the internal battery energy that makes car emergency start power supply is fully utilized.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 starts power supply example structure schematic diagram for the car emergency of the suitable low temperature environment that the utility model provides;
Fig. 2 starts the power work schematic flow sheet for the car emergency of the suitable low temperature environment that the utility model provides.
Embodiment
The car emergency of the suitable low temperature environment that the utility model embodiment provides starts power supply, utilize the startup on-chip power battery of low capacity can realize the emergency starting of automobile, and can take into account automobile starting problem under the low temperature environment, the internal battery energy that makes car emergency start power supply is fully utilized.
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1, the car emergency of the suitable low temperature environment that provides for the utility model starts power supply example structure schematic diagram, as shown in Figure 1, the car emergency that should be suitable for low temperature environment starts power supply and comprises: start on-chip power battery 1, connection starts the charging control circuit 2 of on-chip power battery 1 and automobile storage battery 5, connects the big current output circuit 3 that starts on-chip power battery 1 and automobile starter 6; And the battery management and the control system 4 that are connected with startup on-chip power battery 1.
Charging control circuit 2 is used for when automobile needs emergency starting, and control starts 1 pair of automobile storage battery of on-chip power battery 5 and carries out low current charge; Make to start 1 heat release in the low current charge process of on-chip power battery, temperature raises; And when the temperature of described startup on-chip power battery reaches default temperature threshold, control described startup on-chip power battery and stop low current charge described automobile storage battery.
More specifically, described temperature threshold set up standard for, the battery capacity of described startup on-chip power battery under this temperature is enough to make automobile starting.So for different startup on-chip power batteries, and in different hardware environment, temperature threshold may be different.
Further, in actual applications, the setting of temperature threshold and startup on-chip power cell types, and the size of the required electric weight of automobile starting is relevant, be enough to make automobile starting if start the battery capacity of on-chip power battery 1 under certain temperature, then being provided with of temperature threshold can be a little more than this temperature.In the ordinary course of things, this temperature threshold can be arranged on about 5 ℃.And the electric weight that startup on-chip power battery 1 is transferred in the automobile storage battery 5 by low current charge are approximately 1/3 of this startup on-chip power battery 1 self electric quantity.
Start on-chip power battery 1, be used for before car emergency starts, under the control of charging control circuit 2, automobile storage battery 5 being carried out low current charge; And heat release in charging process, make self temperature rising, capacity resuming; When car emergency starts, start on-chip power battery 1 and cooperate with automobile storage battery 5, provide starting current by big current output circuit 3 to automobile starter 6.
More specifically, battery is because self chemical characteristic, and its electric weight and internal resistance meeting change along with self variation of temperature, and under the situation that battery self temperature reduces, the capacity of battery reduces, and the internal resistance meeting increases; In contrast, under the situation that battery self temperature raises, the capacity of battery can recover gradually, and the internal resistance meeting reduces gradually.With the lithium ion battery is example, and because of its intrinsic chemical reaction characteristic, best environment for use temperature is between 10 ℃ ~ 30 ℃.Under low temperature environment, the discharge capacity of lithium ion battery can reduce.In the time of-10 ℃, battery capacity has only 70% of initial capacity.Lithium ion battery is in the process of discharge, and temperature can raise gradually, and battery capacity is restored gradually.Simultaneously, battery is in the process that heats up, and its internal resistance meeting reduces, make start on-chip power battery 1 follow-up to the automobile starter discharge in, discharging current is bigger.Need to prove that the capacity of other type cell, internal resistance also can have similar variation with temperature, just to the susceptibility of temperature less than the lithium ion battery height.
Cooperates with described automobile storage battery 5 starting on-chip power battery 1, provide in the process that starting current makes automobile starting to automobile starter 6: the fit system that starts on-chip power battery 1 and automobile storage battery 5 is: the higher direction automobile starter 6 of voltage provides starting current in by startup on-chip power battery 1 and automobile storage battery 5.
Preferably, this car emergency starts power supply and also comprises: battery management and control system 4 are used to control the circuit that charges and discharge that starts on-chip power battery 1 and switch.
In actual applications, characteristics such as specific energy height, long service life, charging and discharging capabilities height, self-discharge rate are low because lithium ion battery has, environmental protection, so, the car emergency of the suitable low temperature environment that the utility model embodiment provides starts power supply and uses the lithium battery can be more obvious as the effect of internal battery, and the car emergency that should be suitable for low temperature environment starts power supply can well solve the misgivings that lithium battery uses under low temperature environment.
The car emergency of the suitable low temperature environment that the utility model embodiment provides starts power supply, before emergency starting, utilize startup on-chip power battery to charge to automobile storage battery, make and start the rising of on-chip power battery temperature, battery capacity is restored, thereby make the startup on-chip power battery of low capacity can realize the emergency starting of automobile, and can take into account the automobile starting problem under the low temperature environment, the internal battery energy that makes the car emergency that is suitable for low temperature environment start power supply is fully utilized.
Referring to Fig. 2, the car emergency of the suitable low temperature environment that provides for the utility model starts the power work schematic flow sheet.As shown in Figure 2:
At step S200, car emergency starts power supply and receives the emergency starting instruction, judges whether the Current Temperatures of car emergency startup on-chip power battery is lower than temperature threshold, if be judged as is, then execution in step S201; If be judged as not, then execution in step S204.
More specifically, it is that car steering person directly triggers that this emergency starting instructs, and after car emergency starts the power supply reception, judges at first whether the Current Temperatures of car emergency startup on-chip power battery is lower than temperature threshold.Setting up standard of this temperature threshold is that starting the battery capacity of on-chip power battery under this temperature is enough to make automobile starting.So when being higher than temperature threshold as if car emergency startup power supply Current Temperatures, its electric weight is enough to make automobile directly to start, then execution in step S204 gets final product; When car emergency startup power supply Current Temperatures was lower than temperature threshold, its electric weight can not make automobile directly start, and just needs execution in step S201 and subsequent step.
In actual applications, the setting of temperature threshold and startup on-chip power cell types, and the size of the required electric weight of automobile starting is relevant, is enough to make automobile starting if start the battery capacity of on-chip power battery under certain temperature, and then being provided with of temperature threshold can be a little more than this temperature.In the ordinary course of things, this temperature threshold can be arranged on about 5 ℃.
At step S201, control starts the on-chip power battery automobile storage battery is carried out low current charge.
More specifically, after car emergency startup power supply received the emergency starting instruction, its charging control circuit control started on-chip power battery automobile storage battery is carried out low current charge.In the process that starts the on-chip power battery discharge, can produce heat, the temperature that starts on-chip power battery self is raise.
At step S202, start the on-chip power battery along with self temperature rising, capacity resuming.Need to prove that battery is because self characteristics, its electric weight and internal resistance meeting change along with self variation of temperature, and under the situation that battery self temperature reduces, the capacity of battery reduces, and the internal resistance meeting increases; In contrast, under the situation that battery self temperature raises, the capacity of battery can recover gradually, and the internal resistance meeting reduces gradually.
With the lithium ion battery is example, and because of its intrinsic chemical reaction characteristic, best environment for use temperature is between 10 ℃ ~ 30 ℃.Under low temperature environment, the discharge capacity of lithium ion battery can reduce.In the time of-10 ℃, battery capacity has only 70% of initial capacity.Lithium ion battery is in the process of discharge, and temperature can raise gradually, and battery capacity is restored gradually.Simultaneously, battery is in the process that heats up, and its internal resistance meeting reduces, make start the on-chip power battery follow-up to the automobile starter discharge in, discharging current is bigger.
At step S203, when the temperature that starts the on-chip power battery reaches default temperature threshold, stop low current charge to described automobile storage battery.Start the on-chip power battery by little electric current in the process of automobile storage battery charging, charge transfers is approximately 1/3 of this startup on-chip power battery self electric quantity to the interior electric weight of automobile storage battery.
At step S204, described startup on-chip power battery cooperates with described automobile storage battery, provides starting current to make automobile starting to automobile starter.The mode that startup on-chip power battery cooperates with automobile storage battery is: a direction described automobile starter higher by voltage in described startup on-chip power battery and the described automobile storage battery provides starting current.
At step S205, the automobile utilization starts the current start of on-chip power battery and automobile storage battery output, and car emergency starts flow process and finishes.
In actual applications, characteristics such as specific energy height, long service life, charging and discharging capabilities height, self-discharge rate are low because lithium ion battery has, environmental protection, so, the car emergency startup method of the suitable low temperature environment that the utility model embodiment provides is to using the lithium battery can be more obvious as the effect of internal battery, and this method can well solve the misgivings that lithium battery uses under low temperature environment.
The car emergency of the suitable low temperature environment that the utility model embodiment provides starts power supply, before emergency starting, utilizes startup on-chip power battery to charge to automobile storage battery, makes to start the rising of on-chip power battery temperature, and battery capacity is restored.Thereby make the startup on-chip power battery of low capacity can realize the emergency starting of automobile, and can take into account the automobile starting problem under the low temperature environment, the internal battery energy that makes the car emergency that is suitable for low temperature environment start power supply is fully utilized.
One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method, be to instruct relevant hardware to finish by computer program, described program can be stored in the computer read/write memory medium, this program can comprise the flow process as the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.
Above disclosed only is a kind of preferred embodiment of the utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (4)
1. the car emergency of a suitable low temperature environment starts power supply, it is characterized in that, comprising:
Be used for before car emergency starts, automobile storage battery being carried out low current charge; And heat release in charging process, make self temperature rising, capacity resuming; When car emergency started, described startup on-chip power battery cooperated with described automobile storage battery, and the startup on-chip power battery of starting current is provided to automobile starter by big current output circuit;
Connect described startup on-chip power battery and automobile storage battery, be used for before car emergency starts, controlling described startup on-chip power battery automobile storage battery being carried out low current charge; And when the temperature of described startup on-chip power battery reaches default temperature threshold, control described startup on-chip power battery and stop charging control circuit the low current charge of described automobile storage battery;
Connect described startup on-chip power battery and automobile starter, be used for when car emergency starts, for described startup on-chip power battery provides big current output circuit to the current path of described automobile starter.
2. the car emergency of suitable low temperature environment as claimed in claim 1 starts power supply, it is characterized in that described temperature threshold is that the battery capacity of described startup on-chip power battery under this temperature is enough to make the temperature value of automobile starting.
3. the car emergency of suitable low temperature environment as claimed in claim 1 starts power supply, it is characterized in that, described startup on-chip power battery is in the process that self temperature raises, and its internal resistance reduces.
4. the car emergency as each described suitable low temperature environment in the claim 1 to 3 starts power supply, it is characterized in that described startup on-chip power battery is a lithium ion battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201055785U CN202058834U (en) | 2011-04-12 | 2011-04-12 | Automobile emergency start power supply suitable for low temperature environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201055785U CN202058834U (en) | 2011-04-12 | 2011-04-12 | Automobile emergency start power supply suitable for low temperature environment |
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| CN202058834U true CN202058834U (en) | 2011-11-30 |
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| CN2011201055785U Expired - Lifetime CN202058834U (en) | 2011-04-12 | 2011-04-12 | Automobile emergency start power supply suitable for low temperature environment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106299548A (en) * | 2015-05-28 | 2017-01-04 | 西安中兴新软件有限责任公司 | A kind of temperature-controlled process and device |
| US11447023B2 (en) | 2014-07-03 | 2022-09-20 | The Noco Company | Portable vehicle battery jump start apparatus with safety protection and jumper cable device thereof |
| US11458851B2 (en) | 2014-07-03 | 2022-10-04 | The Noco Company | Jump starting apparatus |
| US11611222B2 (en) | 2017-12-14 | 2023-03-21 | The Noco Company | Portable vehicle battery jump starter with air pump |
-
2011
- 2011-04-12 CN CN2011201055785U patent/CN202058834U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11447023B2 (en) | 2014-07-03 | 2022-09-20 | The Noco Company | Portable vehicle battery jump start apparatus with safety protection and jumper cable device thereof |
| US11458851B2 (en) | 2014-07-03 | 2022-10-04 | The Noco Company | Jump starting apparatus |
| US11584243B2 (en) | 2014-07-03 | 2023-02-21 | The Noco Company | Jump starting device with USB |
| US11667203B2 (en) | 2014-07-03 | 2023-06-06 | The Noco Company | Portable vehicle battery jump start apparatus with safety protection |
| US11766945B2 (en) | 2014-07-03 | 2023-09-26 | The Noco Company | Jump starting apparatus |
| CN106299548A (en) * | 2015-05-28 | 2017-01-04 | 西安中兴新软件有限责任公司 | A kind of temperature-controlled process and device |
| US11611222B2 (en) | 2017-12-14 | 2023-03-21 | The Noco Company | Portable vehicle battery jump starter with air pump |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20200603 Address after: 213000 No.63 Longzi Road, Wujin national high tech Industrial Development Zone, Changzhou City, Jiangsu Province Patentee after: Hairisheng automobile electronic technology (Changzhou) Co., Ltd Address before: 518105, No. 8, sunrise Road, third industrial district, Songgang street, Baoan District, Guangdong, Shenzhen, Luotian Patentee before: Hairishen Electrical Appliance Products (Shenzhen) Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111130 |