CN201490770U - Monitoring and equalizing device of series super-capacitor bank - Google Patents
Monitoring and equalizing device of series super-capacitor bank Download PDFInfo
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- CN201490770U CN201490770U CN2009202044901U CN200920204490U CN201490770U CN 201490770 U CN201490770 U CN 201490770U CN 2009202044901 U CN2009202044901 U CN 2009202044901U CN 200920204490 U CN200920204490 U CN 200920204490U CN 201490770 U CN201490770 U CN 201490770U
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- equalizing charge
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Abstract
The utility model provides a monitoring and equalizing device of a series super-capacitor bank, which comprises a direct current bus, an equalizing charge unit, a monitoring and equalizing control unit and a monitoring center, wherein the equalizing charge unit is connected with the direct current bus, so the direct current bus supplies power to the equalizing charge unit; the monitoring and equalizing control unit is provided with an inlet of the equalizing charge unit and is connected with the equalizing charge unit through the inlet; the monitoring and equalizing control unit is also provided with an outlet of the equalizing charge unit; the equalizing charge unit supplies power to a capacitor in the series super-capacitor bank through the outlet; and the monitoring center is connected with the monitoring and equalizing control unit through a bus to receive monitoring data of the monitoring and equalizing control unit and transmits an instruction whether charging or not to the equalizing charge unit according to the monitoring data. The device of the utility model has the function of monitoring and managing the super-capacitor bank and the function of equalization charge, so the structure of the equalizing charge unit is simplified, capacitance expansion is convenient, cost and complication are reduced, and commercialization is made easy.
Description
Technical field
The utility model relates to a kind of capacitance group control device, relates in particular to a kind of monitoring and balancer of serial connected super capacitance group.
Background technology
The monomer voltage of super capacitor is fixed, but modern industry often needs to provide more high-tension direct voltage in using, so just the super capacitor series connection must be used, but because the manufacturing process uncertainty of super capacitor, caused that capacity super capacitor on the low side at first breaks down in long-term series-connection charge-discharge uses, reduced the useful life and the performance of whole super capacitor group.
Have now by between two super capacitors of series connection, being connected with an energy device, voltage to two joint super capacitors compares, when the voltage difference occurring, the super capacitor energy that voltage ratio is higher is sent to the lower super capacitor of voltage, the method that makes two super capacitor electric weight equilibriums.Also has the method etc. of super capacitor being carried out electric voltage equalization by grading resistor in parallel.A lot of electric capacity monitoring units is merely able to monitor and manage, and does not possess the ability of equalizing charge.
But there is following shortcoming in existing capacitance group control device:
1. the series resistance ability of equalization is limited, and power loss is arranged;
2. when the series connection number was many, it is huge that system just becomes;
3. not balanced and the organic combination of monitoring function;
4. equalizing charge part electrical system architecture complexity.
The utility model content
The utility model is at the defective of prior art, a kind of monitoring and balancer of serial connected super capacitance group are provided, its purpose is that monitoring, management and the equalization function super capacitor organically combines, simplified equalization charging module structure, on the basis of improving the equalizing charge effect, reduce system complexity, reduce system cost.
The utility model provides a kind of monitoring and balancer of serial connected super capacitance group, comprising: dc bus; The equalizing charge unit, it links to each other with described dc bus, so that described dc bus is powered to described equalizing charge unit; Monitoring and balanced control unit, it is provided with equalizing charge unit inlet, and link to each other with described equalizing charge unit by described inlet, described monitoring and balanced control unit also are provided with the outlet of equalizing charge unit, and described equalizing charge unit is by the electric capacity charging of described outlet in described serial connected super capacitance group; Surveillance center, described Surveillance center links to each other with balanced control unit with described monitoring by bus, receiving the Monitoring Data of described monitoring and balanced control unit, and sends the instruction of whether charging according to described Monitoring Data to described equalizing charge unit.
The monitoring of serial connected super capacitance group of the present utility model and balancer, wherein, described dc bus is the ceiling voltage bus from described serial connected super capacitance group.
The monitoring of serial connected super capacitance group of the present utility model and balancer, wherein, the described dc bus power bus that independent charger provides of serving as reasons.
The monitoring of serial connected super capacitance group of the present utility model and balancer, wherein, described bus is the CAN bus.
The monitoring of serial connected super capacitance group of the present utility model and balancer, wherein, described bus is the RS458 bus.
The monitoring of serial connected super capacitance group of the present utility model and balancer wherein, comprise 20 electric capacity in the described capacitance group.
The monitoring of serial connected super capacitance group of the present utility model and balancer wherein, comprise 10 electric capacity in the described capacitance group.
The monitoring and the balancer of serial connected super capacitance group of the present utility model, wherein, described Surveillance center links to each other with balanced control unit with two described monitoring by bus simultaneously.
Key point of the present invention and beneficial effect are:
1. monitoring management and the equalizing charge with the super capacitor group is combined as a whole;
2. dispose CAN bus or RS485 industrial bus, can be applied to different application scenarios easily;
3. detect the minimum electric capacity monomer of voltage,, form charge circuit, specific electric capacity monomer is carried out equalizing charge, make the super capacitor group reach equilibrium state by closed corresponding relays or electronic switch;
4. by the parameter of monitoring super capacitor group, can control the electric current and the voltage of each monomer equalizing charge of accurate equilibrium, phenomenon can not appear overcharging in protection super capacitor group;
5. can utilize the high voltage dc bus of whole group super capacitor group also can provide the dc bus of identical voltage range to import by ground charging station;
6. under the situation of not changing any equalizing charge parameter, can carry out the expansion of super capacitor group series connection quantity by the mode of series connection.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the monitoring of serial connected super capacitance group of the present utility model and balancer;
Fig. 2 is the structural representation of another embodiment of the monitoring of serial connected super capacitance group of the present utility model and balancer;
Embodiment
Below in conjunction with accompanying drawing the utility model is described further, so that those of ordinary skills are with reference to implementing according to this behind this specification.
As depicted in figs. 1 and 2, the monitoring of serial connected super capacitance group described in the utility model and balancer comprise dc bus, and its effect is to power to described equalizing charge unit, dc bus can be independent power bus, also can be the highest and minimum voltage bus of capacitance group separately; The equalizing charge unit, it links to each other with described dc bus; Monitoring and balanced control unit, it is provided with equalizing charge unit inlet, and link to each other with described equalizing charge unit by described inlet, described monitoring and balanced control unit also are provided with the outlet of equalizing charge unit, and described equalizing charge unit is by the electric capacity charging of described outlet in described serial connected super capacitance group; Surveillance center, described Surveillance center links to each other with balanced control unit with described monitoring by bus, receiving the Monitoring Data of described monitoring and balanced control unit, and sends the instruction of whether charging according to described Monitoring Data to described equalizing charge unit.
Described dc bus is the ceiling voltage bus from described serial connected super capacitance group.The described dc bus power bus that independent charger provides of serving as reasons.Described bus can be the CAN bus.
Described bus can be the RS458 bus.Can comprise 20 electric capacity in the described capacitance group.
Can comprise 10 electric capacity in the described capacitance group.Described Surveillance center links to each other with balanced control unit with two described monitoring by bus simultaneously, as shown in Fig. 1 and Fig. 2.
The utility model passes through the Monitoring and Controlling plate and monitors operational factors such as the voltage of the super capacitor group of some (variable), temperature, the operating state of super capacitor group and warning message are delivered to host computer by CAN bus or 485 bus communications, when reaching system, the voltage difference that monitors monomer thinks when unbalanced, control equalizing charge module to which minimum monomer of this group super capacitor is charged, it is average punctual to be charged to, and stops equalizing charge.Working method according to equalizing charge part is divided into two kinds to him: a kind of is long-term work, continually carries out the online equilibrium of being called of equalizing charge, and another kind is exactly the irregular or regular equalizing charge of carrying out, and is called the off-line equilibrium.
Technical scheme 1: the monitoring and the online balanced charging device that are applied to motor vehicle super capacitor group.
As shown in Figure 1: a whole set of super capacitor supervisory control system is made up of 2 groups of electric capacity monitoring and balancer, every group of monitoring and equalizing system are monitored voltage, electric current and the temperature of 20 groups of super capacitors, the energy source of equalizing charge unit comes from the highest and minimum voltage bus of capacitance group separately, in the process of monitoring, control the parameter of equalizing charge, realize the process of online equilibrium according to the parameter of electric capacity monomer.The information of capacitance group is delivered to entire car controller by the CAN bus interface.Shared same cable exported in the voltage sample of electric capacity monomer, equalizing charge, and the electric current of the minimum and the highest voltage detecting line of every group, balanced output and equalizing charge is imported shared same cable, and the circuit of equalizing charge as shown in Figure 3.
Technical scheme 2: the monitoring of off-line UPS reserve energy capacitance set and the balancer that are applied to operating office.
As shown in Figure 2: a whole set of capacitance group supervisory control system is made up of 2 groups of electric capacity monitoring and balancer, voltage, electric current and temperature parameters that every group of monitoring and equalizing system monitoring 10 economize on electricitys are held, the power bus of equalizing charge part is provided by the charger of independent 220VAC input, regularly capacitance group is carried out equalizing charge, all information of supervisory control system are delivered to higher level Surveillance center by the RS485 industrial bus.
Although embodiment of the present utility model is open as above, but it is not restricted to listed utilization in specification and the execution mode, it can be applied to the various fields of the present utility model that are fit to fully, for those skilled in the art, can easily realize other modification, therefore under the universal that does not deviate from claim and equivalency range and limited, the legend that the utility model is not limited to specific details and illustrates here and describe.
Claims (8)
1. the monitoring of a serial connected super capacitance group and balancer is characterized in that, comprising:
Dc bus;
The equalizing charge unit, it links to each other with described dc bus, so that described dc bus is powered to described equalizing charge unit;
Monitoring and balanced control unit, it is provided with equalizing charge unit inlet, and link to each other with described equalizing charge unit by described inlet, described monitoring and balanced control unit also are provided with the outlet of equalizing charge unit, and described equalizing charge unit is by the electric capacity charging of described outlet in described serial connected super capacitance group;
Surveillance center, described Surveillance center links to each other with balanced control unit with described monitoring by bus, receiving the Monitoring Data of described monitoring and balanced control unit, and sends the instruction of whether charging according to described Monitoring Data to described equalizing charge unit.
2. the monitoring of serial connected super capacitance group according to claim 1 and balancer is characterized in that, described dc bus is the ceiling voltage bus from described serial connected super capacitance group.
3. the monitoring of serial connected super capacitance group according to claim 1 and balancer is characterized in that, the described dc bus power bus that independent charger provides of serving as reasons.
4. the monitoring of serial connected super capacitance group according to claim 1 and balancer is characterized in that, described bus is the CAN bus.
5. the monitoring of serial connected super capacitance group according to claim 1 and balancer is characterized in that, described bus is the RS458 bus.
6. the monitoring of serial connected super capacitance group according to claim 1 and balancer is characterized in that, comprise 20 electric capacity in the described capacitance group.
7. the monitoring of serial connected super capacitance group according to claim 1 and balancer is characterized in that, comprise 10 electric capacity in the described capacitance group.
8. the monitoring of serial connected super capacitance group according to claim 1 and balancer is characterized in that, described Surveillance center links to each other with balanced control unit with two described monitoring by bus simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202044901U CN201490770U (en) | 2009-09-08 | 2009-09-08 | Monitoring and equalizing device of series super-capacitor bank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202044901U CN201490770U (en) | 2009-09-08 | 2009-09-08 | Monitoring and equalizing device of series super-capacitor bank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201490770U true CN201490770U (en) | 2010-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202044901U Expired - Lifetime CN201490770U (en) | 2009-09-08 | 2009-09-08 | Monitoring and equalizing device of series super-capacitor bank |
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| Country | Link |
|---|---|
| CN (1) | CN201490770U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931721A (en) * | 2012-11-07 | 2013-02-13 | 麦思博尔能源技术（天津）有限公司 | Power uninterruptible power supply (UPS) system based on super-capacitor and energy storage method thereof |
| CN104237797A (en) * | 2014-08-13 | 2014-12-24 | 中国测试技术研究院电子研究所 | Detection system and detection method of battery capacity of super capacitor |
-
2009
- 2009-09-08 CN CN2009202044901U patent/CN201490770U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931721A (en) * | 2012-11-07 | 2013-02-13 | 麦思博尔能源技术（天津）有限公司 | Power uninterruptible power supply (UPS) system based on super-capacitor and energy storage method thereof |
| CN104237797A (en) * | 2014-08-13 | 2014-12-24 | 中国测试技术研究院电子研究所 | Detection system and detection method of battery capacity of super capacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park B1 Building 5 floor Patentee after: TIG TECHNOLOGY CO., LTD. Address before: 518057 Guangdong city of Shenzhen province Nanshan District Gao Xin Road No. 009 Chinese Technology Development Institute Technology Park Building No. three room 306 building Patentee before: Shenzhen City TIG New Energy Technologies Co., Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20100526 |
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| CX01 | Expiry of patent term |