CN204651971U - The ultracapacitor composite power source of energy regenerating can be realized - Google Patents
The ultracapacitor composite power source of energy regenerating can be realized Download PDFInfo
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- CN204651971U CN204651971U CN201520309974.8U CN201520309974U CN204651971U CN 204651971 U CN204651971 U CN 204651971U CN 201520309974 U CN201520309974 U CN 201520309974U CN 204651971 U CN204651971 U CN 204651971U
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Abstract
The utility model relates to and is a kind ofly applied to automobile starting/stopping system and can realizes the ultracapacitor composite power source of energy regenerating, wherein the negative pole end of super capacitor module and the negative pole end of lead acid accumulator are connected to form the negative pole end of composite power source, the positive terminal of super capacitor module is the positive terminal of composite power source, it is characterized in that: parallel discharge flow-restriction and charging current limiter unit between the positive terminal of super capacitor module and the positive terminal of lead acid accumulator, electric discharge flow-restriction and charging current limiter unit are composed in series by diode and flow restricter, the electric discharge flow-restriction flow restricter of electric discharge flow-restriction is connected with the positive terminal of lead acid accumulator with the charging current limiter cell diodes of charging current limiter unit, the electric discharge electric discharge flow-restriction diode of flow-restriction is connected with the positive terminal of super capacitor module with the charging current limiter unit flow restricter of charging current limiter unit.It can solve the storage battery life-span that heavy-current discharge causes in automobile frequent starting process short problem, and energy regenerating when realizing automobile brake.
Description
Technical field
The utility model relates to a kind of ultracapacitor composite power source realizing energy regenerating, belongs to a kind of composite power source, is specifically related to a kind ofly be applied to automobile starting/stopping system and can realize the ultracapacitor composite power source of energy regenerating.
Background technology
Start stop system is exactly when car waits signal lamp or traffic congestion, automatically can kill engine; When continuing to travel, as long as let slip the clutch or loosen the brake, engine restarts immediately.By this automatic adjustment, reach the fuel consume and exhaust emissions that produce under reducing auto idle speed operating mode.Correlative study shows, different with the design of system according to driving environment, only the oil consumption of vehicle can be allowed to decline 3% ~ 10% by start stop system, and emission reduction effect can reach 10% ~ 20%.More the most important thing is, start stop system is under the condition as far as possible not changing orthodox car structure, lower cost (being approximately 500 ~ 3500 yuan by its complexity), the most simple and easy to do oil-saving discharging-reducing scheme.
In addition, driver, when release gas pedal or brake make vehicle deceleration, will produce unnecessary energy.There is the automobile of regenerative braking energy reclaiming system, unnecessary energy can be reclaimed.Under the regulation and control of generator control unit, unnecessary energy is charged to battery system with the form of electric energy, thus improve fuel economy.
The Capability Requirement such as charge acceptance, efficiency for charge-discharge, battery life, heavy-current discharge of start stop system to storage battery with energy regenerating is high.This field, the current whole world is to adopt AGM lead acid accumulator.Although Lead-acid Battery Technology technique is very ripe, there is the features such as capacity is large, fail safe good, cost is low, recyclable, but the large current charge poor performance of lead acid accumulator, and the problem that when lead acid accumulator exists high current charge-discharge, the life-span is short, these all constrain the popularization of this technology, the start and stop technology especially with energy regenerating.
Summary of the invention
The purpose of this utility model is that providing a kind of is applied to the ultracapacitor composite power source that automobile starting/stopping system also can realize energy regenerating, it can solve the storage battery life-span that heavy-current discharge causes in automobile frequent starting process short problem, and energy regenerating when realizing automobile brake.
The technical solution of the utility model is achieved in that and is applied to automobile starting/stopping system and the ultracapacitor composite power source that can realize energy regenerating, wherein the negative pole end of super capacitor module and the negative pole end of lead acid accumulator are connected to form the negative pole end of composite power source, the positive terminal of super capacitor module is the positive terminal of composite power source, it is characterized in that: parallel discharge flow-restriction and charging current limiter unit between the positive terminal of super capacitor module and the positive terminal of lead acid accumulator, electric discharge flow-restriction and charging current limiter unit are composed in series by diode and flow restricter, the electric discharge flow-restriction flow restricter of electric discharge flow-restriction is connected with the positive terminal of lead acid accumulator with the charging current limiter cell diodes of charging current limiter unit, the electric discharge electric discharge flow-restriction diode of flow-restriction is connected with the positive terminal of super capacitor module with the charging current limiter unit flow restricter of charging current limiter unit.
Good effect of the present utility model is that self internal resistance of its super capacitor module is less; there is high power charging and discharging capabilities; adopt the flow-restriction that two covers are in parallel; the current path of discharge and recharge can be changed; and at the maximum discharge current of automobile starting limit storage battery; at the maximum charging current of energy regenerating limit to storage battery, operatively can protect storage battery, extend its useful life.
Accompanying drawing explanation
Fig. 1 is circuit structure diagram of the present utility model.
Fig. 2 is the utility model current diagram when automobile starting.
Fig. 3 is the current diagram of the utility model when Recovering Waste Energy of Braking in Automobiles.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further: as shown in Figure 1, be applied to the ultracapacitor composite power source that automobile starting/stopping system also can realize energy regenerating, wherein the negative pole end of super capacitor module 1 and the negative pole end of lead acid accumulator 2 are connected to form the negative pole end of composite power source, the positive terminal of super capacitor module 1 is the positive terminal of composite power source, it is characterized in that: parallel discharge flow-restriction 3 and charging current limiter unit 4 between the positive terminal of super capacitor module 1 and the positive terminal of lead acid accumulator 2, electric discharge flow-restriction 3 and charging current limiter unit 4 are composed in series by diode and flow restricter, the electric discharge flow-restriction flow restricter 6 of electric discharge flow-restriction 3 is connected with the positive terminal of lead acid accumulator 2 with the charging current limiter cell diodes 7 of charging current limiter unit 4, the electric discharge electric discharge flow-restriction diode 5 of flow-restriction 3 is connected with the positive terminal of super capacitor module 1 with the charging current limiter unit flow restricter 8 of charging current limiter unit 4.
As shown in Figure 2, when automobile starting needs composite power source heavy-current discharge, super capacitor module 1 provides big current, lead acid accumulator 2 externally supplies induced current through electric discharge flow-restriction 3 simultaneously, electric discharge flow-restriction 3 limits the maximum discharge current of lead acid accumulator 2, causes performance to reduce and the lost of life to prevent lead acid accumulator 2 heavy-current discharge.
As shown in Figure 3, when Recovering Waste Energy of Braking in Automobiles needs composite power source large current charge, big current charges to super capacitor module 1, electric current charges through charging current limiter unit 4 pairs of lead acid accumulators 2 simultaneously, charging current limiter unit 4 limits the maximum charging current of lead acid accumulator 2, causes performance to reduce and the lost of life to prevent lead acid accumulator 2 large current charge.
Claims (1)
1. be applied to the ultracapacitor composite power source that automobile starting/stopping system also can realize energy regenerating, wherein the negative pole end of super capacitor module and the negative pole end of lead acid accumulator are connected to form the negative pole end of composite power source, the positive terminal of super capacitor module is the positive terminal of composite power source, it is characterized in that: parallel discharge flow-restriction and charging current limiter unit between the positive terminal of super capacitor module and the positive terminal of lead acid accumulator, electric discharge flow-restriction and charging current limiter unit are composed in series by diode and flow restricter, the electric discharge flow-restriction flow restricter of electric discharge flow-restriction is connected with the positive terminal of lead acid accumulator with the charging current limiter cell diodes of charging current limiter unit, the electric discharge electric discharge flow-restriction diode of flow-restriction is connected with the positive terminal of super capacitor module with the charging current limiter unit flow restricter of charging current limiter unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520309974.8U CN204651971U (en) | 2015-05-14 | 2015-05-14 | The ultracapacitor composite power source of energy regenerating can be realized |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520309974.8U CN204651971U (en) | 2015-05-14 | 2015-05-14 | The ultracapacitor composite power source of energy regenerating can be realized |
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| CN204651971U true CN204651971U (en) | 2015-09-16 |
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| CN201520309974.8U Active CN204651971U (en) | 2015-05-14 | 2015-05-14 | The ultracapacitor composite power source of energy regenerating can be realized |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116683595A (en) * | 2023-05-30 | 2023-09-01 | 东莞弘源技术有限公司 | Device for recycling braking energy based on super capacitor |
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2015
- 2015-05-14 CN CN201520309974.8U patent/CN204651971U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116683595A (en) * | 2023-05-30 | 2023-09-01 | 东莞弘源技术有限公司 | Device for recycling braking energy based on super capacitor |
| CN116683595B (en) * | 2023-05-30 | 2024-02-23 | 东莞弘源技术有限公司 | Device for recycling braking energy based on super capacitor |
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