CN205264833U - Battery system with preheating device - Google Patents
Battery system with preheating device Download PDFInfo
- Publication number
- CN205264833U CN205264833U CN201520958999.0U CN201520958999U CN205264833U CN 205264833 U CN205264833 U CN 205264833U CN 201520958999 U CN201520958999 U CN 201520958999U CN 205264833 U CN205264833 U CN 205264833U
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- battery
- preheating device
- battery module
- heating plate
- battery system
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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
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Abstract
The utility model provides a battery system with preheating device, this battery system contains: battery module, the high -low pressure connector, its circuit connection battery module, external power supply system or the consumer of battery module accessible high -low pressure connector circuit connection, preheating device, it contacts with battery module to can with external power supply system circuit connection. The utility model discloses be equipped with preheating device, battery module can charge normal after through quick, the even rising of preheating device heating back temperature, the unable work problem of battery system under the low temperature environment of solution, but make battery module can resume fast to the charge -discharge state, improve system's adaptability to make the battery have cycle life, guarantee battery uniformity and system security nature.
Description
Technical field
The utility model relates to new energy resource power battery system field, is specifically related to a kind of battery system with preheating device.
Background technology
Along with domestic economy fast development, resource exhaustion, environmental pollution, haze the problem such as increases the weight of by extensive concern. Wherein, the environmental problem being caused by orthodox car tail gas is urgently to be resolved hurrily. In addition, the aggravation of domestic economy situation, taking pure electric drive as new-energy automobile, development and auto industry make the transition becomes main strategic orientation, current emphasis advances pure electric automobile and plug-in hybrid-power automobile industrialization, popularize non-plug-in hybrid-power automobile, energy-saving IC engine automobile, promote China's automobile industry overall technology level.
Compared with other secondary cells, lithium ion battery operation principle is simple, has open-circuit voltage high, and specific energy is high, and self-discharge rate is low, have extended cycle life, and the advantages such as memory-less effect. Along with lithium ion battery material cost in recent years significantly reduces, it is used widely at passenger car and commercial vehicle market. But lithium ion battery operating temperature range is generally-20 DEG C ~ 60 DEG C, so promoting, the automobile taking lithium battery as power-supply system is subject to regional limits, at present, North China, equitemperature more balanced regional promotion effect in south China is better, relatively poor at cold northern area. Be mainly because the problem that lithium battery is difficult to charge under low temperature environment cannot be properly settled, and long-time low temperature environment all have a significant impact battery cycle life and uniformity.
The thermal management algorithm of lithium battery system is mainly divided into heat radiation and heats two kinds. At present more to the research of cooling system, be mainly divided into natural air cooled heat radiation, forced air cooling heat radiation, liquid-cooling heat radiation and the heat management that adopts phase-change material or heat pipe to carry out. But the research for heating aspect is also a lot, but due to complex structure, weight is large, and cost is higher, maintenance insulation, heats the problems such as inhomogeneous.
In sum, urgently develop a kind of lithium ion battery group and carry out preheating management system, it can carry out preheating to lithium ion battery under low temperature environment, makes it quickly recover to chargeable state and keeps environment temperature in lithium battery normal range of operation. Along with battery continuous firing, self temperature rise, preheating management can regulate temperature automatically, keeps battery in optimum Working, and simple in structure, with low cost, has wide application prospect.
Utility model content
The utility model provides a kind of battery system with preheating device, battery module is carried out to even, the fast and reliable management that preheats, battery module can be returned to fast can charging and discharging state, improve system suitability, thereby make battery there is cycle life, ensure the security of battery consistency and system.
For achieving the above object, the utility model provides a kind of battery system with preheating device, is characterized in, this battery system comprises:
Battery module;
High-low pressure connector, its circuit connects battery module, and battery module can connect external electric power system or consumer by high-low pressure connector circuit;
Preheating device, it contacts with battery module, and can be connected with external electric power system circuit.
Above-mentioned preheating device comprises:
Heating plate, it is attached at the surface of battery module;
High-voltage connector, it can be connected with external electric power system circuit;
Relay, its circuit connects separates backing and high-voltage connector, and external electric power system can be powered to heating plate by relay, makes heating plate heating power.
Between above-mentioned heating plate and battery module, pass through the dismountable laminating of gum.
Above-mentioned battery system is provided with some battery modules side by side; Preheating device is provided with the heating plate of some series connection; Heating plate is folded in respectively between adjacent battery modules and/or is sticked at the lateral wall of outermost battery module.
Above-mentioned heating plate comprises and relay and high-voltage connector circuit contact resistance silk, and it is outer and form the silica gel layer of laminated structure to be coated on resistance wire.
Above-mentioned battery module comprises some battery units that are fixed together; Each battery unit comprises heat conduction shell and is arranged on the battery in heat conduction shell; In heat conduction shell, scribble heat conductive silica gel, fill contact-making surface and space between heat conduction shell and battery.
Above-mentioned battery system is provided with some battery modules side by side; Between adjacent battery modules, be provided with air channel; The width in air channel is 10 to 12 millimeters.
Above-mentioned preheating device comprises fixed support, and relay is fixed on fixed support.
Above-mentioned preheating device comprises wire harness, and heating plate connects relay by wire harness circuit.
Above-mentioned battery system also comprises casing housing; Battery module, high-low pressure connector and preheating device are fixed in casing housing.
When environment temperature is lower, when battery module need to be worked, heating plate is connected with external electric power system, heating plate is switched on, produce heat by heating plate, by heat conduction shell fast, equably heat is delivered on battery surface, thereby lithium ion battery is carried out to warm-up operation.
The utility model is compared with the battery system of preheating device and the battery system of prior art, its advantage is, the utility model is provided with preheating device, battery module can charge normal after fast, evenly rising by preheating device temperature after heating, under the low temperature environment solving, battery system cannot work problem, and battery module can be returned to fast can charging and discharging state, improves system suitability, thereby make battery there is cycle life, ensure the security of battery consistency and system;
The utility model system adopts external power source, and consumption systems self capacity, does not have compared with long circulation life, and simple in structure, and cost is low, has great industrialization prospect.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model with the battery system of preheating device;
Fig. 2 is the zoomed-in view of J part in Fig. 1;
Fig. 3 is the zoomed-in view of H part in Fig. 1;
Fig. 4 is the structural representation of the utility model with the battery unit of the battery system of preheating device;
Fig. 5 is the preheating device structural representation of the utility model with the battery system of preheating device.
Detailed description of the invention
Below in conjunction with accompanying drawing, further illustrate specific embodiment of the utility model.
As shown in Figure 1, be a kind of embodiment of the battery system with preheating device, this battery system comprises: casing housing 1, and be fixed on the some battery modules 2, preheating device 3 and the high-low pressure connector 4 that in casing housing 1, are arranged side by side.
Casing housing 1 is semi-enclosed rectangular box structure, and battery module 2, high-low pressure connector 4, preheating device 3 are all fixed in casing housing 1.
High-low pressure connector 4 is fixed on casing housing 1, and is connected with battery module 2 circuit, and battery module 2 can connect external electric power system or consumer by high-low pressure connector 4 circuit. In the time that battery module 2 charges, battery module 2 connects external electric power system, for example charging pile by high-low pressure connector 4; In the time that battery module 2 discharges, battery module 2 connects external consumer by high-low pressure connector 4.
As Fig. 2 and in conjunction with as shown in Fig. 1, some battery modules 2 are fixed in casing housing 1 side by side, are provided with the air channel 5 with battery module 2 radial parallel between adjacent battery modules 2; The width in air channel 5 is 10 to 12 millimeters, increases thermal convection current, avoids causing the thermal runaway causing due to temperature rise under battery operated state.
As Fig. 3 and in conjunction with as shown in Fig. 1, preheating device 3 contacts with battery module 2, in the time that battery module 2 is started working, preheating device 3 can be connected with external electric power system circuit, heating power, battery module 2 is carried out to even, the fast and reliable management that preheats, and battery module can be returned to fast can charging and discharging state.
As Fig. 4 and in conjunction with as shown in Fig. 1, in each battery module 2, comprise some battery units that are fixed together with bandage; Each battery unit comprises heat conduction shell 42 and is arranged on the battery 41 in heat conduction shell 42. Battery 41 can adopt lithium ion battery. Heat conduction shell 42 inside evenly scribble heat conductive silica gel, fill contact-making surface and space between heat conduction shell 42 and battery 41. For improving heat conduction shell capacity of heat transmission, in heat conduction shell 42, add ceramic powder composition, heat-conducting system can reach 14W/ (mK). Technical staff should select the high and reliable heat conduction shell 42 of intensity of thermal conductivity factor as far as possible.
As Fig. 5 and in conjunction with as shown in Fig. 1, preheating device 3 comprises: heating plate 31, wire harness 32, relay 33, fixed support 34 and high-voltage connector 35.
In the present embodiment, some heating plates 31 be arranged in parallel each other, and are connected in series rear cathode circuit by wire harness 32 and are connected to relay 33, and relay 33 cathode circuits connect high-voltage connector 35 positive poles, heating plate 31 negative poles are connected with high-voltage connector 35 negative pole circuit, form series loop. High-voltage connector 35 can be connected with external electric power system circuit, and external electric power system is energized to relay 33 by high-voltage connector 35, powers to heating plate 31 by relay 33, makes heating plate 31 heating powers.
Relay 33 is by screw threads for fastening on fixed support 34, and fixed support 34 is fixed in casing housing 1.
Heating plate 31 comprises with relay 33 and high-voltage connector 35 circuit and is connected the resistance wire for generating heat, and it is outer and form the silica gel layer of laminated structure to be coated on resistance wire. Heating plate 31 peak powers are 500W.
Heating plate 31 is attached at the surface of battery module 2, between heating plate 31 and battery module 2, fixes with the dismountable laminating of gum. Heating plate 31 is fixed by gum with battery module 2, realizes good contact, and carves when needed to realize and change. Fully take into account the serviceability temperature requirement of gum, generally at-50 DEG C within the scope of 100 DEG C, avoid causing the risk of the inefficacy in heating process.
Heating plate 31 length radially can arrange and be greater than, is less than or equal to battery module 2 length radially. For ensureing battery module 2 homogeneous heatings, preferably adopt heating plate 31 radical lengths to equal battery module 2 radical lengths.
In the present embodiment, battery system is provided with some battery modules 2 side by side, the corresponding heating plate 31 that is provided with some series connection of preheating device 3. Heating plate 31 is folded in respectively between each adjacent battery modules 2, and is sticked at the lateral wall of outermost battery module 2, to ensure that each battery module 2 in battery system is carried out to homogeneous heating.
For the utility model, when environment temperature lower, need to heat battery module 2 time, heating plate 31 is connected with externally fed power supplys such as charging piles, heating plate 31 can be switched on, produce heat by heating plate 31, fast, equably heat is delivered to battery 41 surfaces by heat conduction shell 42 upper, thereby lithium ion battery is carried out to warm-up operation.
In specific implementation, the heating plate that this utility model is selected, under 0 DEG C of environment, can remain on 55 DEG C after continuing to heat. Under-20 DEG C of environment, the battery module that employing should preheating device can be realized chargeable in 25 minutes.
Preferably, in preheating device 3, can increase constant-temperature circuit, the temperature of Real-Time Monitoring battery module 2, realize preheating device 3 after warm finishes, can be according to the variations in temperature of battery 41, automatically carry out temperature adjusting by controlling heating plate 31 temperature, battery 41 is remained under applicable temperature environment.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model. Read after foregoing those skilled in the art, for multiple amendment of the present utility model and substitute will be all apparent. Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (10)
1. with a battery system for preheating device, it is characterized in that, this battery system comprises:
Battery module (2);
High-low pressure connector (4), its circuit connects battery module (2), and battery module (2) can connect external electric power system or consumer by high-low pressure connector (4) circuit;
Preheating device (3), it contacts with battery module (2), and can be connected with external electric power system circuit.
2. the battery system with preheating device as claimed in claim 1, is characterized in that, described preheating device (3) comprises:
Heating plate (31), it is attached at the surface of battery module (2);
High-voltage connector (35), it can be connected with external electric power system circuit;
Relay (33), its circuit connects separates backing (31) and high-voltage connector (35), and external electric power system can be passed through relay (33) to heating plate (31) power supply, makes heating plate (31) heating power.
3. the battery system with preheating device as claimed in claim 2, is characterized in that, passes through the dismountable laminating of gum between described heating plate (31) and battery module (2).
4. the battery system with preheating device as claimed in claim 2, is characterized in that, described battery system is provided with some battery modules (2) side by side; Preheating device (3) is provided with the heating plate (31) of some series connection; Heating plate (31) is folded in respectively between adjacent battery modules (2) and/or is sticked at the lateral wall of outermost battery module (2).
5. the battery system with preheating device as claimed in claim 2, it is characterized in that, described heating plate (31) comprises and relay (33) and high-voltage connector (35) circuit contact resistance silk, and it is outer and form the silica gel layer of laminated structure to be coated on resistance wire.
6. the battery system with preheating device as claimed in claim 1, is characterized in that, described battery module (2) comprises some battery units that are fixed together; Each battery unit comprises heat conduction shell (42) and is arranged on the battery (41) in heat conduction shell (42); Heat conduction shell scribbles heat conductive silica gel in (42), fills contact-making surface and space between heat conduction shell (42) and battery (41).
7. the battery system with preheating device as claimed in claim 1, is characterized in that, described battery system is provided with some battery modules (2) side by side; Between adjacent battery modules (2), be provided with air channel (5); The width in air channel (5) is 10 to 12 millimeters.
8. the battery system with preheating device as claimed in claim 2, is characterized in that, described preheating device (3) comprises fixed support (34), and relay (33) is fixed on fixed support (34).
9. the battery system with preheating device as claimed in claim 2, is characterized in that, described preheating device (3) comprises wire harness (32), and heating plate (31) connects relay (33) by wire harness (32) circuit.
10. the battery system with preheating device as described in any one claim in claim 1 to 9, is characterized in that, described battery system also comprises casing housing (1); Battery module (2), high-low pressure connector (4) and preheating device (3) are fixed in casing housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520958999.0U CN205264833U (en) | 2015-11-27 | 2015-11-27 | Battery system with preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520958999.0U CN205264833U (en) | 2015-11-27 | 2015-11-27 | Battery system with preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205264833U true CN205264833U (en) | 2016-05-25 |
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ID=56006342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520958999.0U Expired - Fee Related CN205264833U (en) | 2015-11-27 | 2015-11-27 | Battery system with preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205264833U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018099327A1 (en) * | 2016-12-02 | 2018-06-07 | 广州极飞科技有限公司 | Unmanned aerial vehicle, battery module, and charging control method |
| CN112002839A (en) * | 2019-05-27 | 2020-11-27 | 广州雷利诺车业有限公司 | Electric motorcycle and control method thereof |
-
2015
- 2015-11-27 CN CN201520958999.0U patent/CN205264833U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018099327A1 (en) * | 2016-12-02 | 2018-06-07 | 广州极飞科技有限公司 | Unmanned aerial vehicle, battery module, and charging control method |
| US10840497B2 (en) | 2016-12-02 | 2020-11-17 | Guangzhou Xaircraft Technology Co., Ltd. | Battery module and method for controlling charge and discharge |
| CN112002839A (en) * | 2019-05-27 | 2020-11-27 | 广州雷利诺车业有限公司 | Electric motorcycle and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20191127 |