CN201262973Y - Device for improving accumulator low temperature performance - Google Patents
Device for improving accumulator low temperature performance Download PDFInfo
- Publication number
- CN201262973Y CN201262973Y CNU2008201452148U CN200820145214U CN201262973Y CN 201262973 Y CN201262973 Y CN 201262973Y CN U2008201452148 U CNU2008201452148 U CN U2008201452148U CN 200820145214 U CN200820145214 U CN 200820145214U CN 201262973 Y CN201262973 Y CN 201262973Y
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- CN
- China
- Prior art keywords
- mentioned
- storage battery
- battery
- heating element
- logical circuit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Abstract
The utility model discloses a device for improving the low temperature property of an accumulator, which is provided with a heating unit that is arranged at the outer lateral surface of the accumulator and connected with the output end of a charger of the accumulator and has power supplied by the charger of the accumulator. According to the set program, a logic switch is connected between the heating device and the output end of the charger of the accumulator for controlling the switching of the heating unit to realize the thermostatic heating to the accumulator in accordance with the set conditions. The utility model arranges the heating unit at the outer lateral surface of the accumulator, the power of the heating unit is supplied by the charger of the accumulator and the heating unit is controlled by the logic switch so as to realize the thermostatic heating to the accumulator in accordance with the set conditions; and the utility model solves the problems that the capacity and the charge acceptance of the accumulator are lowered at low temperature.
Description
Technical field
The utility model relates to field of batteries, particularly a kind of device that improves the storage battery cryogenic property.
Background technology
The capacity and the charge acceptance of storage battery descend along with decrease of temperature, as, the storage battery of one group of 48V10Ah, when ambient temperature was 25 ℃, 2 hour rate capacity were 10Ah, when ambient temperature dropped to-10 ℃, 2 hour rate capacity were 6.8Ah.Therefore, in ambient temperature lower winter, the battery discharging time shortens greatly, is difficult to satisfy instructions for use.
The utility model content
The purpose of this utility model provides a kind of device that improves the storage battery cryogenic property, and it can solve the storage battery problem that descends of capacity and charge acceptance at low temperatures.
The technical solution of the utility model is such: the device that improves the storage battery cryogenic property, be provided be installed on the storage battery lateral surface, be connected in the heating element of battery charger output by battery charger power supply, be connected with between above-mentioned heating element and the battery charger output and control above-mentioned heating element power on/off according to setting program and storage battery is carried out the logic switch of heated at constant temperature according to imposing a condition with realization.
Above-mentioned logic switch comprises logical circuit, temperature sensor, temperature switch, the battery voltage detection comparator, current sense comparator, bleeder circuit, reference voltage source and electronic switch, two dividing potential drop outputs of above-mentioned bleeder circuit connect above-mentioned battery voltage detection comparator respectively, an input of current sense comparator, above-mentioned battery voltage detection comparator, another input of current sense comparator connects battery charger output and said reference voltage source respectively, above-mentioned battery voltage detection comparator, the output of current sense comparator connects the input of above-mentioned logical circuit respectively; The output of above-mentioned logical circuit connects the control end of above-mentioned electronic switch, and above-mentioned electronic switch is provided with the common port that is connected in the battery charger output and connects first end, second end in above-mentioned heating element loop, charge in batteries loop respectively; The said temperature transducer is connected in the input of above-mentioned logical circuit, is used for the monitoring environment temperature and storage battery is heated judging whether; The said temperature switch is connected in the input of above-mentioned logical circuit, is used for above-mentioned heating element or storage battery are carried out thermostatic control.
Above-mentioned heating element is installed on the bottom outside face of storage battery.
Above-mentioned heating element is installed on the storage battery lateral surface of sidewall all around.
After adopting such scheme, the utility model is at the heating element that is provided with of storage battery lateral surface, charger by storage battery provides power supply for heating element, control this heating element by logic switch and storage battery is carried out heated at constant temperature, solved the storage battery problem that descends of capacity and charge acceptance at low temperatures according to imposing a condition.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is circuit theory diagrams of the present utility model.
Embodiment
The utility model improves the device of storage battery cryogenic property, as shown in Figure 1 and Figure 2, comprises heating resistor 2 and logic switch 3, in the present embodiment, heating resistor 2 is installed on the bottom outside face of battery pack 1, and in actual the use, heating resistor 2 also can be installed on battery pack 1 lateral surface of sidewall all around.
As shown in Figure 2, heating resistor 2 and battery pack 1 are connected in the output of charger 4 respectively by logic switch 3.Logic switch 3 comprises logical circuit 31, temperature sensor 32, temperature switch 33, battery voltage detection comparator 34, current sense comparator 35, bleeder circuit 36, reference voltage source 37, crystal oscillator 38 and electronic switch 39.
Provide fixing operating frequency by crystal oscillator 38 for logical circuit 31.
Two dividing potential drop outputs of bleeder circuit 36 connect the inverting input of battery voltage detection comparator 34 and the in-phase input end of current sense comparator 35 respectively, the inverting input of the in-phase input end of battery voltage detection comparator 34 and current sense comparator 35 is connected charger 4 outputs and reference voltage source 37 respectively, and the output of battery voltage detection comparator 34, current sense comparator 35 connects the input of logical circuit 31 respectively.
The output of logical circuit 31 connects the control end D of electronic switch 39, and electronic switch 39 also is provided with the common port A that is connected in charger 4 outputs and connects the first end C of heating element 2 loops, battery pack 1 charge circuit, the second end B respectively.Electronic switch 39 is the power switch components that can control break-make by the high level or the low level of logical circuit 31 output, can be a kind of in metal-oxide-semiconductor or triode, the controllable silicon.
When the charging voltage of battery pack 1 during less than 14V/12V (other values can be set) according to actual conditions, battery voltage detection comparator 34 output high level are given logical circuit 31, disconnect between connection between the common port A of logical circuit 31 control electronic switches 39 and the first end C, common port A and the second end B, charging current is all preferentially charged to battery pack 1; When the charging voltage of battery pack 1 greater than 14V/12V, and charging current is during greater than 0.4A (can be provided with other values according to actual conditions), battery voltage detection comparator 34 output low levels are given logical circuit 31, current sense comparator 35 output high level are given logical circuit 31, between the common port A and the first end C of logical circuit 31 control electronic switches 39, all connections between common port A and the second end B, charging current is powered part to heating resistor 2, this moment, battery pack 1 was in charged in parallel (heating) state with heating resistor 2; When the charging voltage of battery pack 1 greater than 14V/12V, and charging current is during less than 0.4A (can be provided with other values according to actual conditions), battery voltage detection comparator 34 and current sense comparator 35 output low level are respectively given logical circuit 31, disconnect between the common port A of logical circuit 2 control electronic switches 39 and the first end C, common port A and second end with it between connection, charging current will be all to heating resistor 2 power supplies, and this moment, battery pack 1 disconnected with charger 4.
Use the battery pack of this device, at-10 ℃, battery pack is heated in suitable by this device, keep battery pack temperature to reach 35-40 ℃, and it is saturated to allow battery charge fully, 2 hour rate capacity reach 10.5Ah.
Claims (4)
1, improves the device of storage battery cryogenic property, it is characterized in that: be provided be installed on the storage battery lateral surface, be connected in the heating element of battery charger output by battery charger power supply, be connected with between above-mentioned heating element and the battery charger output and control above-mentioned heating element power on/off according to setting program and storage battery is carried out the logic switch of heated at constant temperature according to imposing a condition with realization.
2, the device that improves the storage battery cryogenic property according to claim 1, it is characterized in that: above-mentioned logic switch comprises logical circuit, temperature sensor, temperature switch, the battery voltage detection comparator, current sense comparator, bleeder circuit, reference voltage source and electronic switch, two dividing potential drop outputs of above-mentioned bleeder circuit connect above-mentioned battery voltage detection comparator respectively, an input of current sense comparator, above-mentioned battery voltage detection comparator, another input of current sense comparator connects battery charger output and said reference voltage source respectively, above-mentioned battery voltage detection comparator, the output of current sense comparator connects the input of above-mentioned logical circuit respectively; The output of above-mentioned logical circuit connects the control end of above-mentioned electronic switch, and above-mentioned electronic switch is provided with the common port that is connected in the battery charger output and connects first end, second end in above-mentioned heating element loop, charge in batteries loop respectively; The said temperature transducer is connected in the input of above-mentioned logical circuit, is used for the monitoring environment temperature and storage battery is heated judging whether; The said temperature switch is connected in the input of above-mentioned logical circuit, is used for above-mentioned heating element or storage battery are carried out thermostatic control.
3, the device that improves the storage battery cryogenic property according to claim 1 is characterized in that: above-mentioned heating element is installed on the bottom outside face of storage battery.
4, the device that improves the storage battery cryogenic property according to claim 1 is characterized in that: above-mentioned heating element is installed on the storage battery lateral surface of sidewall all around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201452148U CN201262973Y (en) | 2008-08-12 | 2008-08-12 | Device for improving accumulator low temperature performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201452148U CN201262973Y (en) | 2008-08-12 | 2008-08-12 | Device for improving accumulator low temperature performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201262973Y true CN201262973Y (en) | 2009-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201452148U Expired - Lifetime CN201262973Y (en) | 2008-08-12 | 2008-08-12 | Device for improving accumulator low temperature performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201262973Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104980107A (en) * | 2015-04-27 | 2015-10-14 | 张意铃 | Detection system and detection method for detecting faults of photovoltaic module |
| CN108032745A (en) * | 2017-11-24 | 2018-05-15 | 安徽特凯新能源科技有限公司 | A kind of battery management system suitable for low-temperature working |
| CN110380158A (en) * | 2019-08-23 | 2019-10-25 | 西安闻泰电子科技有限公司 | A kind of battery warm-up circuit and battery component |
-
2008
- 2008-08-12 CN CNU2008201452148U patent/CN201262973Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104980107A (en) * | 2015-04-27 | 2015-10-14 | 张意铃 | Detection system and detection method for detecting faults of photovoltaic module |
| CN108032745A (en) * | 2017-11-24 | 2018-05-15 | 安徽特凯新能源科技有限公司 | A kind of battery management system suitable for low-temperature working |
| CN108032745B (en) * | 2017-11-24 | 2021-06-01 | 安徽特凯新能源科技有限公司 | Battery management system suitable for low temperature work |
| CN110380158A (en) * | 2019-08-23 | 2019-10-25 | 西安闻泰电子科技有限公司 | A kind of battery warm-up circuit and battery component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XIAMEN MA'TE HIGH-TECHNOLOGY NEW ENERGY CO., LTD. Free format text: FORMER OWNER: CHEN LAIRONG Effective date: 20150327 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 361004 XIAMEN, FUJIAN PROVINCE TO: 361000 XIAMEN, FUJIAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150327 Address after: 361000 805A, building C, Jianye Building, torch zone, Xiangan hi tech Zone, Xiamen, Fujian Patentee after: XIAMEN MATE HI-TECH NEW ENERGY CO., LTD. Address before: 361004 No. 301, Jiahe Road, Xiamen, Fujian 2006 Patentee before: Chen Lairong |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090624 |
|
| CX01 | Expiry of patent term |