CN203180610U - Vehicle power supply storage battery combination capable of automatically parallel operating - Google Patents
Vehicle power supply storage battery combination capable of automatically parallel operating Download PDFInfo
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- CN203180610U CN203180610U CN2013200447980U CN201320044798U CN203180610U CN 203180610 U CN203180610 U CN 203180610U CN 2013200447980 U CN2013200447980 U CN 2013200447980U CN 201320044798 U CN201320044798 U CN 201320044798U CN 203180610 U CN203180610 U CN 203180610U
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- power supply
- storage battery
- vehicle power
- combination
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Abstract
The utility model discloses a vehicle power supply storage battery combination capable of automatically parallel operating, and belongs to the vehicle power supply technical field, wherein the vehicle power supply storage battery combination comprises a working group composed of a DC/DC module, a large power solid relay, a storage battery set and a diode module, a charging control module, a battery detection module, a direct current contactor, a dc power supply combination and an inversion power supply combination, and the DC/DC module, the large power solid relay, the storage battery set and the diode module are connected in order. The vehicle power supply storage battery combination overcomes the disadvantages that only a direct parallel operation mode of two sets of storage batteries or respective and individual operation mode of two sets of storage batteries can be provided by the vehicle power supply in the prior art, an improved vehicle power supply storage battery combination is provided, when the voltage of one set of the storage battery is low, the two sets of the storage batteries enable automatic parallel connection under the effect of the charging control module, the power supply time is prolonged, and a problem of influence on discharge efficiency due to directly mutual pouring during battery parallel connection can be avoided through unilateral conductivity of the diode module.
Description
Technical field
The utility model relates to vehicular communication equipment power supply field, and being specifically related to is the vehicle power storage battery combination of the automatic parallel operation of a kind of energy.
Background technology
Accuse that the electronic equipment of installing in the system communication car is more, the power supply stability of power-supply device, reliability and good Electro Magnetic Compatibility etc. have been proposed very high requirement.The vehicle power rack had both had the output of interchange, has direct current output again, and inverter works online always, if the direct parallel operation of two group storage batteries, will interact, can produce comparatively serious humorous wave interference when particularly inverter is worked, cause the direct current output ripple bigger, influence the operate as normal that the vehicle power rack is connected letter equipment.If two group storage batteries work independently separately; when DC load heavier; AC load is light or AC load is heavier; when DC load is light; the under-voltage protection of one group storage battery can appear; cause exchanging or direct current output is interrupted, the letter equipment of connecting can not be worked, and another group storage battery voltage very high situation about can not exert oneself still.
The utility model content
Technical problem to be solved in the utility model is the defective that can only provide the direct parallel operation mode of two group storage batteries or two group storage batteries to work independently mode separately at vehicle power in the prior art, vehicle power storage battery combination after a kind of improve is provided, when wherein a group storage battery voltage is low, two group storage batteries are in parallel automatically under the effect of charge control module, prolong power-on time, and directly irritate the problem that influences discharging efficiency when having avoided battery in parallel by the unilateral conduction of diode (led) module mutually.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme: the vehicle power storage battery combination of the automatic parallel operation of a kind of energy, comprise the working group that is formed by the DC/DC module, high power solid state relay, batteries, the diode (led) module that connect successively, and charge control module, the battery detecting module, D.C. contactor, direct current supply combination and inversion power supply combination, described working group is two groups, one group diode (led) module anode tap connects batteries, and cathode terminal is connected with direct current supply combinatorial input anode; The diode (led) module anode tap of another group be connected batteries, cathode terminal and inversion power supply combinatorial input anode is connected; D.C. contactor is located between the diode (led) module negative electrode of above-mentioned two working groups, the battery detecting module is located between the batteries of above-mentioned two working groups, charge control module is located between the DC/DC module of above-mentioned two working groups and also is connected with the high power solid state relay of two working groups respectively, the battery detecting module is connected with charge control module, and charge control module also is connected with D.C. contactor; Described two groups of working groups drive by the 360V direct voltage is in parallel.
The beneficial effects of the utility model are as follows: at civil power just often, the switch closure of the relay in two groups of working groups, two group storage batteries are its charging by different charging modules respectively, and are separate; Under the emergency service situation when municipal power failure, as long as battery tension is normal, two group storage batteries are respectively dc output circuit and inverter circuit power supply, to reduce the phase mutual interference, to reduce output ripple, when wherein a group storage battery voltage is low, the conducting of charge control module control D.C. contactor, the automatic parallel operation of two group storage batteries, prolong power-on time, and directly irritate the problem that influences discharging efficiency when having avoided two group storage batteries in parallel by the unilateral conduction of diode (led) module mutually.
Description of drawings
Fig. 1 is the novel working method schematic diagram of this usefulness.
Embodiment
Shown in Fig. 1, the utility model is the vehicle power storage battery combination of the automatic parallel operation of a kind of energy, comprises two working groups, and charge control module, battery detecting module, D.C. contactor J, direct current supply combination and inversion power supply combination; Described first working group comprises DC/DC module, first power solid-state relay K1, batteries, the diode (led) module that connects successively, and described second working group comprises DC/DC module, second largest power solid-state relay K2, batteries, the diode (led) module that connects successively; First group diode (led) module anode tap is connected with batteries, cathode terminal is connected with direct current supply combination A input anode, second group diode (led) module anode tap is connected with batteries, cathode terminal is connected with inversion power supply combination B input anode, D.C. contactor J is located between the diode (led) module negative electrode of above-mentioned two groups of working groups, the battery detecting module is located between the batteries of above-mentioned two groups of working groups, charge control module is located between the DC/DC module of above-mentioned two groups of working groups also respectively and first power solid-state relay K1, second largest power solid-state relay K2 connects, the battery detecting module is connected with charge control module, charge control module is connected with D.C. contactor J, and described two groups of working groups drive by the 360V direct voltage is in parallel.
Charge control module is to be core with dsp processor TMS320F2812, adds that the control module that peripheral circuit is formed forms.The battery detecting module comprises voltage detecting circuit and current detection circuit, and the model that voltage detection module adopts DFROBOT company to produce is the voltage detection module of DFR0051, and current detection module adopts Hall current sensor, and model is CHB-100SF/SP2.
Two group storage batteries at civil power just often are its charging by different charging modules respectively, and are separate; Under the emergency service situation when municipal power failure, as long as battery tension is normal, two group storage batteries are respectively dc output circuit and inverter circuit power supply, to reduce the phase mutual interference, to reduce output ripple, when wherein a group storage battery voltage is low, charge control module control D.C. contactor J conducting, the automatic parallel operation of two group storage batteries prolongs power-on time.
At civil power just often, two DC/DC modules are respectively its corresponding batteries that connects and charge, and first power solid-state relay K1, second largest power solid-state relay K2 are all closed.
When charging circuit fault or civil power interruption, first power solid-state relay K1, second largest power solid-state relay K2 all disconnect.
At this moment, if battery detecting shows when the equal voltage of two batteries is higher than 21V, two group storage batteries are respectively direct current supply combination A and inversion power supply combination B power supply, if battery detecting shows when any group storage battery voltage is lower than 21V, D.C. contactor J adhesive, two group storage battery parallel operations are to prolong power-on time.
Above-described only is preferred implementation of the present utility model; should be understood that; for a person skilled in the art; under the prerequisite that does not break away from the utility model structure; can also make some distortion and improvement; these also should be considered as protection range of the present utility model, and these can not influence effect and practical applicability that the utility model is implemented.
Claims (1)
1. the vehicle power storage battery of the automatic parallel operation of energy combination, comprise the working group that is formed by the DC/DC module, high power solid state relay, batteries, the diode (led) module that connect successively, and charge control module, the battery detecting module, D.C. contactor, direct current supply combination and inversion power supply combination, it is characterized in that: described working group is two groups, one group diode (led) module anode tap connects batteries, and cathode terminal is connected with direct current supply combinatorial input anode; The diode (led) module anode tap of another group be connected batteries, cathode terminal and inversion power supply combinatorial input anode is connected; D.C. contactor is located between the diode (led) module negative electrode of above-mentioned two working groups, the battery detecting module is located between the batteries of above-mentioned two working groups, charge control module is located between the DC/DC module of above-mentioned two working groups and also is connected with the high power solid state relay of two working groups respectively, the battery detecting module is connected with charge control module, and charge control module also is connected with D.C. contactor; Described two groups of working groups drive by the 360V direct voltage is in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200447980U CN203180610U (en) | 2013-01-28 | 2013-01-28 | Vehicle power supply storage battery combination capable of automatically parallel operating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200447980U CN203180610U (en) | 2013-01-28 | 2013-01-28 | Vehicle power supply storage battery combination capable of automatically parallel operating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203180610U true CN203180610U (en) | 2013-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200447980U Expired - Fee Related CN203180610U (en) | 2013-01-28 | 2013-01-28 | Vehicle power supply storage battery combination capable of automatically parallel operating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203180610U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106208363A (en) * | 2016-09-20 | 2016-12-07 | 国家电网公司 | Electrical network DC power-supply system |
| CN107979126A (en) * | 2017-09-19 | 2018-05-01 | 浙江杭可科技股份有限公司 | 5V65A parallel connection 130A power battery discharge and recharge power supply boxs |
-
2013
- 2013-01-28 CN CN2013200447980U patent/CN203180610U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106208363A (en) * | 2016-09-20 | 2016-12-07 | 国家电网公司 | Electrical network DC power-supply system |
| CN107979126A (en) * | 2017-09-19 | 2018-05-01 | 浙江杭可科技股份有限公司 | 5V65A parallel connection 130A power battery discharge and recharge power supply boxs |
| CN107979126B (en) * | 2017-09-19 | 2023-10-13 | 浙江杭可科技股份有限公司 | Charging and discharging power box for 5V65A parallel 130A power battery |
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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: 20130904 Termination date: 20170128 |