CN212160027U - Novel bidirectional battery simulator - Google Patents
Novel bidirectional battery simulator Download PDFInfo
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- CN212160027U CN212160027U CN202020044702.0U CN202020044702U CN212160027U CN 212160027 U CN212160027 U CN 212160027U CN 202020044702 U CN202020044702 U CN 202020044702U CN 212160027 U CN212160027 U CN 212160027U
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Abstract
The utility model discloses a novel two-way battery simulator, including the AC power supply interface end, AC-DC conversion module, two-way DC-DC analog unit, AC power supply interface end one end electric connection has the commercial power, the commercial power inserts AC power supply interface end and is used for providing stable power for two-way battery simulator, through AC-DC conversion module other end and main control unit one end series connection, the main control unit other end and output control module one end parallel connection, the output control module other end and two-way DC-DC analog unit one end series connection, two-way DC-DC analog unit other end and voltage current collection module parallel connection, voltage current collection module and main control unit one end parallel connection, realize accurate accent and control to analog parameter voltage electric current.
Description
Technical Field
The utility model relates to a battery simulator field especially relates to a novel two-way battery simulator.
Background
The modern society advocates energy conservation and environmental protection, new energy electric products are vigorously developed, batteries which are power sources of the new energy electric products are one of core components, a great amount of tests on battery performance parameters are needed in the development stage of an automobile battery management system and the development stage of a whole automobile, if the actual batteries are directly tested, the problems of high cost, long period and the like exist, the traditional battery simulator can quickly solve the problems by regulating and controlling various battery parameters which need to be simulated, but the traditional simulator cannot accurately control the voltage value and the current value of output, various sudden problems can be faced when the batteries are put into practical use, the battery simulator needs to quickly switch various simulation working conditions, such as simulating working conditions of large voltage output, sudden voltage drop, battery short circuit and the like, the traditional battery simulator cannot accurately realize regulation and control, the data parameters are inaccurate or have errors, and the battery simulator capable of accurately controlling the output voltage and the output current of each path is available, so that the battery regulation and control data are required to be changed to be accurate, the response speed is high, and the simulation battery capable of quickly and accurately regulating and teaching the data is always troubled.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a novel two-way battery simulator is provided, including the AC power supply interface end, the commercial power inserts the AC power supply interface end and is used for providing stable power for the two-way battery simulator, through the main control unit, output control module, electric connection between two-way DC-DC simulation and the voltage current collection module, make the novel two-way battery simulator can accurately regulate and control required battery parameter, the main control unit can do accurate adjustment and education to the voltage current source parameter of voltage current collection system feedback according to the experiment needs, thereby realize accurate adjustment and education and control to simulation parameter voltage current.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a novel bidirectional battery simulator, which comprises an alternating current power supply interface end, an AC-DC conversion module and a bidirectional DC-DC simulation unit, wherein one end of the alternating current power supply interface end is electrically connected with commercial power, the other end of the alternating current power supply interface end is connected with one end of the AC-DC conversion module in series, the other end of the AC-DC conversion module is connected with one end of the bidirectional DC-DC simulation unit in series, the novel bidirectional battery simulator also comprises a voltage and current acquisition module, the other end of the AC-DC conversion module is connected with one end of the main control unit in series, the other end of the main control unit is connected with one end of the output control module in parallel, the other end of the output control module is connected with one end of the bidirectional DC-DC analog unit in series, the other end of the bidirectional DC-DC analog unit is connected with the voltage and current acquisition module in parallel, and the voltage and current acquisition module is connected with one end of the main control unit in parallel.
The utility model discloses preferred technical scheme lies in, two-way DC-DC analog unit has one at least, and every two-way DC-DC analog unit other end all independently with voltage current collection module parallel connection.
The utility model discloses preferred technical scheme lies in, still including preventing overcharging overdischarge circuit module, prevents that overcharging overdischarge circuit module is integrated inside the master control unit.
The utility model discloses preferred technical scheme lies in, still including the flyback circuit of synchronous rectification CCM control strategy, flyback circuit integration is in two-way DC-DC analog unit.
The utility model discloses preferred technical scheme lies in, and novel two-way battery simulator has the flyback circuit of synchronous rectification CCM control strategy, and flyback circuit integrates in two-way DC-DC analog unit.
The utility model discloses preferred technical scheme lies in, still includes two-way DC/DC analog unit mounting panel, and two-way DC/DC analog unit is integrated on two-way DC/DC analog unit mounting panel, and novel two-way battery simulator has 16 two-way DC/DC analog unit.
The utility model has the advantages that:
when the utility model is used, 220V commercial power is connected at an interface end of an alternating current power supply to provide a stable power supply for the novel battery simulator, the other end of the AC-DC conversion module is connected with one end of a main control unit in series, the other end of the main control unit is connected with one end of an output control module in parallel, the other end of the output control module is connected with one end of a double DC-DC unit in series, the other end of the double DC-DC simulation unit is connected with a voltage and current acquisition module in parallel, the voltage and current acquisition module can acquire voltage and current parameters of each path of double DC-DC simulation unit, the voltage and current acquisition module is connected with one end of the main control unit in parallel, the main control current can analyze the parameter feedback acquired by the voltage and current acquisition module, the parameter data analyzed by the main control unit is transmitted to the output control module in the form of electric signals, the output control module feeds back, therefore, accurate adjustment and control of analog parameter voltage and current are realized.
Drawings
FIG. 1 is a block diagram of a novel bi-directional battery simulator circuit;
FIG. 2 is a partial pictorial view of the novel bi-directional battery simulator;
in the figure:
1. an AC power source interface terminal; 2. an AC-DC conversion module; 3. a bidirectional DC-DC analog unit; 4. a voltage and current acquisition module; 5. a main control unit; 6. an output control module; 7. an overcharge and overdischarge prevention circuit module; 8. A flyback circuit; 9. bidirectional DC/DC analog unit mounting board.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
The utility model provides a novel bidirectional battery simulator, which comprises an AC power supply interface end, an AC-DC conversion module and a bidirectional DC-DC simulation unit, wherein one end of the AC power supply interface end is electrically connected with commercial power to provide stable power for the novel bidirectional battery simulator, the other end of the AC power supply interface end is connected with one end of the AC-DC conversion module in series, and the other end of the AC-DC conversion module is connected with one end of the bidirectional DC-DC simulation unit in series, so that the commercial power is converted into direct current after passing through the AC-DC conversion module, thereby providing working power for the bidirectional DC-DC simulation unit, the novel bidirectional battery simulator also comprises a voltage and current acquisition module, a main control unit and an output control module, the other end of the AC-DC conversion module is connected with one end of the main control unit in series, and the battery parameters to be simulated can be correspondingly regulated and controlled in the main control unit according with experimental, the other end of the main control unit is connected with one end of the output control module in parallel, the main control unit outputs the regulated and controlled analog battery parameter instruction electric signal to the output control module, the other end of the output control module is connected with one end of the bidirectional DC-DC analog unit in parallel, the connection mode enables the output control module to transmit the regulated and controlled output voltage and current to the bidirectional DC-DC analog unit, the other end of the bidirectional DC-DC analog unit is connected with the voltage and current acquisition module in parallel, the structure enables the bidirectional DC-DC analog unit to supply power for the voltage and current acquisition module in reverse direction, simultaneously, the voltage and current data generated by the operation of the bidirectional DC-DC analog unit are monitored by the voltage and current acquisition module, the voltage and current acquisition module is connected with one end of the main control unit in parallel, and the voltage and current acquisition module transmits the monitored data to the main control unit, parameter data after the main control unit analyzes are transmitted to the output control module in the form of electric signals, the output control module feeds back the electric signals transmitted by the main control unit to each path of bidirectional DC-DC analog unit to form cyclic feedback, and the connection mode can well regulate and control various battery parameters required by an experiment and realize more accurate regulation and control.
In order to enhance the precision of regulating and controlling the simulation parameters of the battery. Furthermore, at least one bidirectional DC-DC analog unit is provided, and the other end of each bidirectional DC-DC analog unit is independently connected with the voltage and current acquisition module in parallel, so that the independent connection mode can well regulate and control each path of bidirectional DC-DC analog unit, and the aim of accurate regulation and control is fulfilled.
In order to enhance the safety of the use of the battery simulator. Furthermore, the battery simulator also comprises an overcharge and overdischarge prevention circuit module which is integrated inside the main control unit, and when the battery simulator is overcharged or overdischarged, the overcharge and overdischarge prevention circuit module inside the main control unit can cut off a circuit to protect the circuit and prevent the circuit from being exploded or damaged.
To achieve bidirectional DC-DC analog cell bidirectional flow characteristics. Furthermore, the synchronous rectification CCM control circuit also comprises a flyback circuit of a control strategy of the synchronous rectification CCM, and the flyback circuit is integrated in the bidirectional DC-DC analog unit.
In order to facilitate direct installation when a plurality of bidirectional DC-DC analog units are required to work, so as to improve the working efficiency. Furthermore, the novel bidirectional battery simulator comprises a bidirectional DC-DC simulation unit mounting plate, wherein the bidirectional DC-DC simulation unit is integrated on the bidirectional DC-DC simulation unit mounting plate, the novel bidirectional battery simulator is provided with 16 bidirectional DC/DC simulation units, and the bidirectional DC-DC simulation unit can be directly mounted on the bidirectional DC-DC simulation unit mounting plate when a plurality of bidirectional DC-DC simulation units are required to be tested.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.
Claims (5)
1. The utility model provides a novel two-way battery simulator, includes alternating current power supply interface end, AC-DC conversion module, two-way DC-DC analog unit, alternating current power supply interface end one end electric connection has the commercial power, the alternating current power supply interface end other end with AC-DC conversion module one end series connection, the AC-DC conversion module other end with two-way DC-DC analog unit one end series connection, its characterized in that:
the AC-DC conversion module is connected with one end of the main control unit in series, the other end of the main control unit is connected with one end of the output control module in parallel, the other end of the output control module is connected with one end of the bidirectional DC-DC simulation unit in parallel, the other end of the bidirectional DC-DC simulation unit is connected with the voltage and current acquisition module in parallel, and the voltage and current acquisition module is connected with one end of the main control unit in parallel.
2. The novel bi-directional battery simulator of claim 1, wherein:
the number of the bidirectional DC-DC analog units is at least one, and the other end of each bidirectional DC-DC analog unit is independently connected with the voltage and current acquisition module in parallel.
3. The novel bi-directional battery simulator of claim 1, wherein:
the main control unit is characterized by further comprising an overcharge and overdischarge prevention circuit module, wherein the overcharge and overdischarge prevention circuit module is integrated in the main control unit.
4. The novel bi-directional battery simulator of claim 1, wherein:
the flyback converter further comprises a flyback circuit of a synchronous rectification CCM control strategy, and the flyback circuit is integrated in the bidirectional DC-DC analog unit.
5. The novel bi-directional battery simulator of claim 1, wherein:
the novel bidirectional battery simulator is characterized by further comprising a bidirectional DC/DC analog unit mounting plate, wherein the bidirectional DC/DC analog unit is integrated on the bidirectional DC/DC analog unit mounting plate, and the novel bidirectional battery simulator is provided with 16 bidirectional DC/DC analog units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020044702.0U CN212160027U (en) | 2020-01-09 | 2020-01-09 | Novel bidirectional battery simulator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020044702.0U CN212160027U (en) | 2020-01-09 | 2020-01-09 | Novel bidirectional battery simulator |
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| CN212160027U true CN212160027U (en) | 2020-12-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578289A (en) * | 2021-02-25 | 2021-03-30 | 江苏凯创电子科技有限公司 | DC-DC battery simulator of bidirectional power supply and testing method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112578289A (en) * | 2021-02-25 | 2021-03-30 | 江苏凯创电子科技有限公司 | DC-DC battery simulator of bidirectional power supply and testing method |
| CN112578289B (en) * | 2021-02-25 | 2021-10-01 | 江苏凯创电子科技有限公司 | DC-DC battery simulator of bidirectional power supply and testing method |
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