CN202662739U - Charging temperature adjusting device of lithium polymer battery - Google Patents
Charging temperature adjusting device of lithium polymer battery Download PDFInfo
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- CN202662739U CN202662739U CN 201120552582 CN201120552582U CN202662739U CN 202662739 U CN202662739 U CN 202662739U CN 201120552582 CN201120552582 CN 201120552582 CN 201120552582 U CN201120552582 U CN 201120552582U CN 202662739 U CN202662739 U CN 202662739U
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Abstract
The utility model discloses a charging temperature adjusting device of a lithium polymer battery. The charging temperature adjusting device comprises a lithium polymer battery, a temperature sensor, a battery charging temperature protection module and a semiconductor refrigerator plate, wherein the temperature sensor is used for monitoring the temperature of the lithium polymer battery, converting the temperature into a signal and transmitting the signal to the battery charging temperature protection module; the battery charging temperature protection module is used for switching the power supply polarities of the semiconductor refrigerator plate according to the signal provided by the temperature sensor; and the semiconductor refrigerator plate is used for cooling or heating according to power supply in different polarities and carrying out heat exchange with the lithium polymer battery. The charging temperature adjusting device disclosed by the utility model is used for adjusting the temperature of the lithium polymer battery by using a principle that the semiconductor refrigerator plate is capable of heating or cooling by bipolar reversing. When the charging temperature of the lithium polymer battery is too low, the charging temperature adjusting device can enable the battery temperature to ascend; and when the charging temperature of the lithium polymer battery is too high, the charging temperature adjusting device can enable the battery temperature to descend.
Description
Technical field
The utility model relates to wind power generation, solar energy photovoltaic generation to the temperature-adjusting device of lithium polymer battery charging.
Background technology
Wind power generation and solar energy photovoltaic generation are a kind of power supplys of random intervals, and in order to use stably, the again electricity consumption of charging first is a kind of method commonly used to storage battery.The advantages such as lithium polymer battery has that energy density is large, charging current is large, environmental protection, memory-less effect, self-discharge rate are low are a kind of storage batterys that is fit to be applied to wind power generation and solar energy photovoltaic generation.
The discharge temp of lithium polymer battery is at-20 ℃ to 60 ℃, even discharge temp can also be wider.But the charging temperature of lithium polymer battery is at 0 ℃ to 45 ℃.In lower or higher temperature conditions lithium polymer battery is charged, can cause the damage of lithium polymer battery.
Wind power plant, solar energy photovoltaic power generation equipment often can be installed in hot area and the large area of some day and night temperatures in cold, summer in some in winters.These regional ambient temperatures can surpass the charging temperature scope of lithium polymer battery.In order to guarantee the useful life of lithium polymer battery, it is necessary carrying out the charging temperature protection.In order to make under the various ambient temperatures lithium polymer battery can both accept charging, a suitable temperature-adjusting device is necessary.
Present disclosed battery temperature adjusting device for being used in wind power generation and solar energy photovoltaic generation situation, has following problem:
(1) only have heater or only have cooling device, do not have simultaneously can heating and cooling device.If be used in wind power generation and solar energy photovoltaic generation situation, need to by changing attemperator season, not be suitable for especially the large area of the temperature difference.
(2) constant power supply is used in temperature adjustment.And wind power generation and solar energy photovoltaic generation are the power supplys of random intervals, can not provide power supply to storage battery in long-time, and the developer do not expect to use the electricity of storage battery itself to carry out adjustment yet.
(3) mainly lay particular emphasis on the temperature range control of considering battery.And wind power generation and solar energy photovoltaic generation are the power supplys of random intervals, if rapidly and efficiently rate be filled with battery, the electric energy of this part just wastes.
The utility model content
The utility model aims to provide a kind of wind power generation, solar energy photovoltaic generation of being suitable for to the temperature-adjusting device of lithium polymer battery charging; Realized by following technical scheme:
A kind of temperature-adjusting device of lithium polymer battery charging is characterized in that, comprising: lithium polymer battery; Temperature sensor, the temperature of monitoring lithium polymer battery, and be converted to the signal temperature protection module that charges the battery; Battery charge temperature protection module, the described signal that provides according to temperature sensor switch to the power pole of semiconductor chilling plate to; Semiconductor chilling plate, according to different poles to power supply cooling or heat up, and with the lithium polymer battery heat exchange.
The temperature-adjusting device of above-mentioned lithium polymer battery charging also comprises battery protecting plate, is positioned at the lithium polymer battery end, and described battery charge temperature protection module is set in it.
The temperature-adjusting device of above-mentioned lithium polymer battery charging also comprises the heat conduction carrier, is arranged on the lithium polymer battery periphery.
The temperature-adjusting device of above-mentioned lithium polymer battery charging also comprises thermal insulation layer, is arranged on the periphery of described heat conduction carrier, and described semiconductor chilling plate is arranged on the installation position on the thermal insulation layer.
The temperature-adjusting device of above-mentioned lithium polymer battery charging also comprises radiator fan, is arranged on a side of semiconductor chilling plate.
Described battery charge temperature protection module comprises: charge switch element, charge switch drive resistance, processing unit supply module, processing unit, the first triode, the second triode, the 3rd triode, the 4th triode, the first triode drives resistance and the second triode drives resistance; The charge switch element drives resistance conducting or disconnection by processing unit by charge switch; Processing unit by the first triode drive resistance, the second triode drives resistance the first triode, the second triode, the 3rd triode, the 4th triode is controlled, the output different poles to power supply to semiconductor chilling plate; Lithium polymer battery is powered to processing unit by the processing unit supply module.
The utility model utilizes semiconductor chilling plate to pass through the principle that the commutation of two utmost points can be heated and can be lowered the temperature, and the temperature of lithium polymer battery is regulated.Cross when low at the lithium polymer battery charging temperature, battery temperature is risen; When the lithium polymer battery charging temperature is too high, battery temperature is descended.The power supply that the utility model is fit to wind power generation and this class random intervals of solar energy photovoltaic generation very much uses.
Description of drawings
Accompanying drawing 1 is the thermostatic systematic schematic diagram that embodiment provides.
Accompanying drawing 2 is thermostatic structure principle charts that embodiment provides.
Accompanying drawing 3 is thermostatic circuit theory diagrams that embodiment provides.
Embodiment
As shown in Figure 1, the temperature-adjusting device that provides of present embodiment comprises: battery charge temperature protection module 101, temperature sensor 102, semiconductor chilling plate 103, lithium polymer battery 104.Lithium polymer battery 104 can be single lithium polymer battery core or the battery pack that above battery forms.Cooperate to temperature sensor 102 and lithium polymer battery 104 heat exchanges, the temperature that senses is transferred to electrical data signal number.Battery charge temperature protection module 101 receives the data-signal that temperature sensors 102 provide, and learns the temperature of current lithium polymer battery 104 by analysis, and judges it is to need to heat up or cooling, thus control its to the power pole of semiconductor chilling plate 103 to.Semiconductor chilling plate 103 is the original papers that utilize hot spot-effect heating or refrigeration, only need turn round the direct current both positive and negative polarity of input and just can realize heating or refrigeration.
The operation principle of said temperature adjusting device is: when external wind generating and the preparation of solar energy photovoltaic generation power supply are filled with; and temperature sensor 102 records lithium polymer battery 104 temperature when higher or low; external power source first by the logical different poles of 101 pairs of semiconductor chilling plates of battery charge temperature protection module 103 to electricity to battery 104 coolings or heat up; until recording temperature external power source after the charging temperature scope, temperature sensor 102 just charges by 101 pairs of batteries 104 of battery charge temperature protection module; and external power source still distributes a part of power supply to semiconductor chilling plate 103 simultaneously, makes battery 104 temperature maintain certain temperature range.
Above structure when practical application is product, such as accompanying drawing 2, also comprises battery protecting plate 201, heat conduction carrier 202, thermal insulation layer 203, radiator fan 204 for realizing the principles of construction of the utility model purpose.
The effect of heat conduction carrier 202 is to make the temperature of lithium polymer battery 104 even, heat conduction carrier 202 can be for solid, liquid, solid-liquid mixture, gas, be wrapped in the liquid of receptacle or be wrapped in the heat carriers such as solid of receptacle, also can be with the material of lithium polymer battery 104 itself as the heat conduction carrier.Thermal insulation layer 203 is arranged on the periphery of heat conduction carrier 202, and its effect is the unnecessary temperature exchange that reduces lithium polymer battery 104 and external environment condition, to save the electric quantity consumption of this device.Thermal insulation layer 203 can for the material that effect of heat insulation is arranged, the coating that effect of heat insulation is arranged, vacuum structure, sandwich etc., also can not adopt insulating layer structure.Semiconductor chilling plate 103 is arranged on the installation position on the thermal insulation layer 203, and radiator fan 204 is arranged on a side of semiconductor chilling plate 103, and its effect is further to help 104 coolings of 103 pairs of lithium polymer batteries of semiconductor chilling plate.
The physical circuit of the utility model device as shown in Figure 3; wherein, battery charge temperature protection module 101 comprises: charge switch element 301, charge switch drive resistance 302, processing unit supply module 303, processing unit 304, the first triode 305, the second triode 306, the 3rd triode 307, the 4th triode 308, the first triode driving resistance 309, the second triode driving resistance 310.
Above embodiment only is fully open unrestricted the utility model, the expansion that replacement, same characteristic features are counted out that is equal to without creative work based on the utility model creation purport, all should belong to the scope that the utility model discloses, for example, temperature sensor can be a plurality of temperature that realize surveying multiple spot.
Claims (6)
1. the temperature-adjusting device of a lithium polymer battery charging is characterized in that, comprising: lithium polymer battery; Temperature sensor, the temperature of monitoring lithium polymer battery, and be converted to the signal temperature protection module that charges the battery; Battery charge temperature protection module, the described signal that provides according to temperature sensor switch to the power pole of semiconductor chilling plate to; Semiconductor chilling plate, according to different poles to power supply cooling or heat up, and with the lithium polymer battery heat exchange.
2. temperature-adjusting device according to claim 1 is characterized in that: also comprise battery protecting plate, be positioned at the lithium polymer battery end, described battery charge temperature protection module is set in it.
3. temperature-adjusting device according to claim 2 is characterized in that: also comprise the heat conduction carrier, be arranged on the lithium polymer battery periphery.
4. temperature-adjusting device according to claim 3 is characterized in that: also comprise thermal insulation layer, be arranged on the periphery of described heat conduction carrier, described semiconductor chilling plate is arranged on the installation position on the thermal insulation layer.
5. temperature-adjusting device according to claim 4 is characterized in that: also comprise radiator fan, be arranged on a side of semiconductor chilling plate.
6. according to claim 1 to the described temperature-adjusting device of 5 any one, it is characterized in that: described battery charge temperature protection module comprises: charge switch element, charge switch drive resistance, processing unit supply module, processing unit, the first triode, the second triode, the 3rd triode, the 4th triode, the first triode drives resistance and the second triode drives resistance; The charge switch element drives resistance conducting or disconnection by processing unit by charge switch; Processing unit by the first triode drive resistance, the second triode drives resistance the first triode, the second triode, the 3rd triode, the 4th triode is controlled, the output different poles to power supply to semiconductor chilling plate; Lithium polymer battery is powered to processing unit by the processing unit supply module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120552582 CN202662739U (en) | 2011-12-26 | 2011-12-26 | Charging temperature adjusting device of lithium polymer battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120552582 CN202662739U (en) | 2011-12-26 | 2011-12-26 | Charging temperature adjusting device of lithium polymer battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202662739U true CN202662739U (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120552582 Expired - Fee Related CN202662739U (en) | 2011-12-26 | 2011-12-26 | Charging temperature adjusting device of lithium polymer battery |
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| CN (1) | CN202662739U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531864A (en) * | 2013-10-21 | 2014-01-22 | 三门峡速达交通节能科技股份有限公司 | Battery box heat management system and method for electric automobile |
| CN106208221A (en) * | 2016-08-10 | 2016-12-07 | 合肥国盛电池科技有限公司 | Lithium battery group protection mechanism |
-
2011
- 2011-12-26 CN CN 201120552582 patent/CN202662739U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531864A (en) * | 2013-10-21 | 2014-01-22 | 三门峡速达交通节能科技股份有限公司 | Battery box heat management system and method for electric automobile |
| CN106208221A (en) * | 2016-08-10 | 2016-12-07 | 合肥国盛电池科技有限公司 | Lithium battery group protection mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20131226 |