CN206378542U - A kind of battery simulating device - Google Patents
A kind of battery simulating device Download PDFInfo
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- CN206378542U CN206378542U CN201621391484.8U CN201621391484U CN206378542U CN 206378542 U CN206378542 U CN 206378542U CN 201621391484 U CN201621391484 U CN 201621391484U CN 206378542 U CN206378542 U CN 206378542U
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- resistance
- battery
- output voltage
- voltage
- transport
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Abstract
The utility model discloses a kind of battery simulating device, including power circuit, negative feedback network, regulation networking, transport and placing device U1 and output voltage circuit, described power circuit is connected with negative feedback network, regulation networking respectively by transport and placing device U1, and described output voltage circuit is connected with regulation networking.Through the above way, battery simulating device of the present utility model, simulation actual battery ensure that the precision of output voltage using amplifier with voltage-stabilizing device, the convenient and swift of output voltage regulation is ensure that using the adjustable resistance of two kinds of ranks, expanding stream using triode Q1 ensure that output current up to 1A, output resistance R8 make use of to simulate the internal resistance of battery, realize the stabilization of output voltage, can the real battery of simulation completely, and its voltage can arbitrarily be set and stability is good, output current is big, and through actual use in production, effect is fine.
Description
Technical field
The utility model, which is related to cell management system of electric automobile test equipment analogue battery equipment, has output voltage steady
Qualitative height, adjustable extent is big, and output current is up to 1A, with simulated battery internal resistance function.
Background technology
Existing cell management system of electric automobile test equipment analogue battery equipment is divided into following several substantially：
1st, actual battery：Advantage be it is simple, reliable, truly.But there is testing efficiency low, cost of equipment maintenance is high；
2nd, simulated battery：Advantage is that testing efficiency is high, without maintenance cost.Have the disadvantage that output voltage adjustable extent is small, it is defeated
Go out electric current small.
Cell management system of electric automobile needs to use many detection devices to the electric of product during production testing
Performance is tested, wherein a kind of detection often done is exactly the degree of accuracy detection of battery management system, by changing tested battery
Magnitude of voltage, can detect the accuracy in detection of battery management system product, but in this special electronics of battery management system
In product, because its test object is battery, to intactly detect that a battery is managed from being vented to and being full of whole process
The accuracy of measurement of system does a complete charge and discharge process to battery, it is necessary to take long to, and the discharge and recharge so grown
Time obviously can make production efficiency low, and frequent test can also make the shorter battery life that is used to charging, and make interior
Resistance increase, also influences the accuracy of test result.
Utility model content
The utility model mainly solving the technical problems that provide a kind of battery simulating device, can simulation completely it is real
Battery, and its voltage can arbitrarily be set and stability is good, and output current is big, through actual use in production, and effect is fine.
In order to solve the above technical problems, the technical scheme that the utility model is used is：There is provided a kind of simulation of battery
Device, including power circuit, negative feedback network, regulation networking, transport and placing device U1 and output voltage circuit, described power circuit
It is connected respectively with negative feedback network, regulation networking by transport and placing device U1, described output voltage circuit is connected with regulation networking
Connect.
In one preferred embodiment of the utility model, described power circuit includes voltage-regulator diode Z1, power supply E1, electricity
R1, resistance R2, resistance R3, resistance R9 and resistance R10 are hindered, described power supply E1 and resistance R1, resistance R9 and resistance R10 is connected to
Together, described voltage-regulator diode Z1 and resistance R2 are connected between resistance R9 and resistance R10, wherein, described resistance R9 and
Resistance R10 is connected in series.
In one preferred embodiment of the utility model, described negative feedback network includes resistance R11, resistance R4 and resistance
R5, described resistance R11, resistance R4 and resistance R5 is connected in series.
In one preferred embodiment of the utility model, described resistance R4 and resistance R5 are adjustable resistance.
In one preferred embodiment of the utility model, described regulation networking includes resistance R6, resistance R7 and triode
Q1, described resistance R6 and resistance R7 is connected in series between transport and placing device and triode Q1.
In one preferred embodiment of the utility model, described output voltage circuit includes electric capacity C1, electric capacity C2 and electricity
R8 is hindered, described electric capacity C1 and electric capacity C2 is connected after being connected in parallel with resistance R8.
The beneficial effects of the utility model are：Battery simulating device of the present utility model, simulation actual battery utilizes amplifier
The precision of output voltage is ensure that with voltage-stabilizing device, the convenience of output voltage regulation is ensure that using the adjustable resistance of two kinds of ranks
Fast, expand stream using triode Q1 and ensure that output current, up to 1A, make use of output resistance R8 to simulate the internal resistance of battery, it is real
The stabilization of existing output voltage, can the real battery of simulation, and its voltage can arbitrarily be set and stability is good completely, output
Electric current is big, and through actual use in production, effect is fine.
Brief description of the drawings
, below will be to needed for embodiment description in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some realities of the present utility model
Example is applied, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to these accompanying drawings
Other accompanying drawings are obtained, wherein：
Fig. 1 is the circuit diagram of a preferred embodiment of the utility model battery simulating device.
Embodiment
The technical scheme in the utility model embodiment will be clearly and completely described below, it is clear that described
Embodiment is only a part of embodiment of the present utility model, rather than whole embodiments.Based on the implementation in the utility model
Example, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made is belonged to
The scope of the utility model protection.
Such as Fig. 1, the utility model embodiment includes：
A kind of battery simulating device, including power circuit, negative feedback network, regulation networking, transport and placing device U1 and output electricity
Volt circuit, described power circuit is connected with negative feedback network, regulation networking respectively by transport and placing device U1, described output electricity
Volt circuit is connected with regulation networking.
In above-mentioned, described power circuit includes voltage-regulator diode Z1, power supply E1, resistance R1, resistance R2, resistance R3, electricity
R9 and resistance R10 is hindered, described power supply E1 and resistance R1, resistance R9 and resistance R10 links together, described voltage-regulator diode
Z1 and resistance R2 are connected between resistance R9 and resistance R10, wherein, described resistance R9 and resistance R10 is connected in series.
Described negative feedback network includes resistance R11, resistance R4 and resistance R5, described resistance R11, resistance R4 and resistance
R5 is connected in series.Wherein, described resistance R4 and resistance R5 is adjustable resistance.
Described regulation networking includes resistance R6, resistance R7 and triode Q1, described resistance R6 and resistance R7 series connection connect
It is connected between transport and placing device and triode Q1.
Described output voltage circuit includes electric capacity C1, electric capacity C2 and resistance R8, described electric capacity C1 and electric capacity C2 are in parallel
It is connected after connection with resistance R8.
The utility model uses voltage-stabilizing device, and transport and placing device, triode, adjustable resistance, simulated battery circuit, voltage-stabiliser tube passes through
The 2.5V level exported is used as reference power supply by electric resistance partial pressure to amplifier, and the 5V level exported is to amplifier as power supply.It is adjustable
Resistance R4 22K realize the coarse adjustment of output voltage, and adjustable resistance R5 1K realize the fine tuning of adjustable resistance, and output resistance R8 is real
Show the simulation of the internal resistance of cell, resistance R11, R4, R5 composition negative feedback network, resistance R6, R7 triode Q1 compositions adjust networking,
Realize the stabilization of output voltage.
Battery simulating device in cell management system of electric automobile test equipment of the present utility model has output voltage
It is adjustable and possess coarse adjustment fine tuning function, and with 0.05 ohm of simulation actual battery internal resistance, output current is up to 1A；Voltage E+
E- is adjustable voltage, and with internal resistance of cell characteristic, output current is up to 1A.
Embodiment one,
Illustrate present embodiment, cell management system of electric automobile test equipment analogue battery equipment, its feature with reference to Fig. 1
It is：It include resistance R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, triode Q1, voltage-regulator diode Z1, electric capacity C1,
C2, transport and placing device U1 and power supply E1.
Embodiment two,
Present embodiment and the cell management system of electric automobile test equipment analogue battery equipment described in embodiment one
Difference is possess expansion flow tube Q1, transport and placing device U1.
Operation principle：When input voltage E1 rises, output voltage E+ rises, the feedback net of resistance R4, R5, R11 composition
Road, causes transport and placing device U1 negative input end voltage to rise, because transport and placing device U1 positive input terminal voltage is led for constant voltage 1.25V
Cause transport and placing device U1 differential output voltage to decline, cause transport and placing device U1 output voltages to decline, cause Q1 IB to reduce, cause Q1's
VCE increases, and output voltage E+ reduces, and realizes the regulation of output voltage.
When input voltage E1 declines, output voltage E+ declines, the FBN feedback network of resistance R4, R5, R11 composition, causes amplifier
Device U1 negative input end voltage declines, because transport and placing device U1 positive input terminal voltage is that constant voltage 1.25V causes transport and placing device U1
Differential output voltage increase, cause transport and placing device U1 output voltages to increase, Q1 IB increase, IC increases cause Q1 IB to increase,
Q1 VCE is caused to reduce, the regulation of output voltage is realized in output voltage E+ increases.
The internal resistance of resistance R8 simulated batteries, when output current increases, internal resistance pressure drop increase, battery E+ reduces.
Resistance R4 realizes the coarse adjustment of output voltage, and resistance R5 realizes the fine tuning of output voltage.
Voltage-regulator diode Z1 provides transport and placing device U1 operating voltages 5V, and there is provided transport and placing device U1 reference power supplies 1.25V.
In summary, battery simulating device of the present utility model, simulation actual battery is ensured using amplifier with voltage-stabilizing device
The precision of output voltage, ensure that the convenient and swift of output voltage regulation using the adjustable resistance of two kinds of ranks, utilizes three poles
Pipe Q1 expands stream and ensure that output current, up to 1A, make use of output resistance R8 to simulate the internal resistance of battery, realize output voltage
It is stable, can the real battery of simulation, and its voltage can arbitrarily be set and stability is good completely, output current greatly, through
Shi Jishiyong in production, effect is fine.
Embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model description, or directly or indirectly it is used in other phases
The technical field of pass, is similarly included in scope of patent protection of the present utility model.
Claims (6)
1. a kind of battery simulating device, it is characterised in that including power circuit, negative feedback network, regulation networking, transport and placing device U1 with
And output voltage circuit, described power circuit is connected with negative feedback network, regulation networking respectively by transport and placing device U1, described
Output voltage circuit with regulation networking be connected.
2. battery simulating device according to claim 1, it is characterised in that described power circuit includes voltage-regulator diode
Z1, power supply E1, resistance R1, resistance R2, resistance R3, resistance R9 and resistance R10, described power supply E1 and resistance R1, resistance R9 and
Resistance R10 is linked together, and described voltage-regulator diode Z1 and resistance R2 is connected between resistance R9 and resistance R10, wherein, institute
The resistance R9 and resistance R10 stated is connected in series.
3. battery simulating device according to claim 1, it is characterised in that described negative feedback network include resistance R11,
Resistance R4 and resistance R5, described resistance R11, resistance R4 and resistance R5 are connected in series.
4. battery simulating device according to claim 3, it is characterised in that described resistance R4 and resistance R5 is adjustable electric
Resistance.
5. battery simulating device according to claim 1, it is characterised in that described regulation networking includes resistance R6, electricity
R7 and triode Q1 is hindered, described resistance R6 and resistance R7 is connected in series between transport and placing device and triode Q1.
6. battery simulating device according to claim 1, it is characterised in that described output voltage circuit includes electric capacity
C1, electric capacity C2 and resistance R8, described electric capacity C1 and electric capacity C2 is connected in parallel to be connected with resistance R8 afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621391484.8U CN206378542U (en) | 2016-12-19 | 2016-12-19 | A kind of battery simulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621391484.8U CN206378542U (en) | 2016-12-19 | 2016-12-19 | A kind of battery simulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206378542U true CN206378542U (en) | 2017-08-04 |
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ID=59405788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621391484.8U Expired - Fee Related CN206378542U (en) | 2016-12-19 | 2016-12-19 | A kind of battery simulating device |
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| Country | Link |
|---|---|
| CN (1) | CN206378542U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771744A (en) * | 2016-12-19 | 2017-05-31 | 江苏嘉钰新能源技术有限公司 | A kind of battery simulating device |
| CN115712067A (en) * | 2022-12-01 | 2023-02-24 | 北京睿行智控科技有限公司 | Battery cell simulation device capable of adjusting internal resistance and application method thereof |
-
2016
- 2016-12-19 CN CN201621391484.8U patent/CN206378542U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771744A (en) * | 2016-12-19 | 2017-05-31 | 江苏嘉钰新能源技术有限公司 | A kind of battery simulating device |
| CN115712067A (en) * | 2022-12-01 | 2023-02-24 | 北京睿行智控科技有限公司 | Battery cell simulation device capable of adjusting internal resistance and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170804 Termination date: 20191219 |