CN105515046B - Black starting-up device - Google Patents
Black starting-up device Download PDFInfo
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- CN105515046B CN105515046B CN201511019458.2A CN201511019458A CN105515046B CN 105515046 B CN105515046 B CN 105515046B CN 201511019458 A CN201511019458 A CN 201511019458A CN 105515046 B CN105515046 B CN 105515046B
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- contactor
- switch
- power module
- black starting
- energy storage
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- 238000004146 energy storage Methods 0.000 claims abstract description 46
- 230000005611 electricity Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 8
- 230000005856 abnormality Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 241001672018 Cercomela melanura Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000012983 electrochemical energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/001—Methods to deal with contingencies, e.g. abnormalities, faults or failures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/388—Islanding, i.e. disconnection of local power supply from the network
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to a kind of black starting-up device, above-mentioned black starting-up device, including contactor, power module and first switch；The main contact of the contactor is connected among the battery modules of energy storage device, the power module is connected in parallel on the both ends of the battery modules, the first switch is connected in parallel on the main contact both ends of the contactor, and the coil of the contactor is connected to power module outlet；When the first switch is closed, the battery modules are power module power supply, and the power module is the coil power supply of contactor, and the coil of the contactor obtains electric actuation, and the main contact connection realization of the contactor is self-locking, realizes energy storage device black starting-up.Black starting-up device provided by the invention can effectively simplify the black starting-up process of energy storage device, reduce the cost of black starting-up.
Description
Technical field
The present invention relates to technical field of electric power, more particularly to a kind of black starting-up device.
Background technique
With the pay attention to day by day of people's environmental pollution, various countries put into more and more attention, energy storage to utilization of new energy resources
Device has the preferable every field for adjusting the instable advantage of new energy and being widely used in utilization of new energy resources because of it.With
Energy storage device based on electrochemical energy storage needs not realizing that energy storage device is opened by external power supply when it is applied to off-grid system
It must be implemented in when machine starting or its failure in the case where not controlling power input by outside, complete the hand itself restarted
Section, namely what is often called black starting-up technology.
The black-start scheme of current more mainstream is installation uninterruptible power supply (UPS) on energy storage device, is storage using UPS
Energy device provides startup power supply, in the case where the input of no external ac power source, the available stand-by time of the battery of UPS
It is short, it needs separately to configure battery for it, is easy that black starting-up process is made to become complicated, and increased costs.
Summary of the invention
Based on this, it is necessary to be easy the technical problem for making black starting-up process become complicated for mainstream scheme, provide one kind
Black starting-up device.
A kind of black starting-up device, including contactor, power module and first switch；
The main contact of the contactor is connected among the battery modules of energy storage device, and the power module is connected in parallel on described
The both ends of battery modules, the first switch are connected in parallel on the main contact both ends of the contactor, the coil connection of the contactor
In power module outlet；
When the first switch is closed, the battery modules are power module power supply, and the power module is contact
The coil power supply of device, the coil of the contactor obtain electric actuation, and the main contact of the contactor, which is connected, realizes self-locking, realization energy storage
Device black starting-up.
Above-mentioned black starting-up device, a contactor of connecting among the battery modules of energy storage device, above-mentioned including contact
First switch and power module are accessed in the circuit of device, by being closed first switch, power module is the coil power supply of contactor,
The coil of contactor is set to obtain electric actuation, the main contact connection realization of contactor is self-locking, to realize the black starting-up of energy storage device, makes
The black starting-up process of energy storage device no longer needs to install uninterruptible power supply additional, can effectively simplify the black starting-up process of energy storage device, drops
The cost of low black starting-up.
Detailed description of the invention
Fig. 1 is the energy storage device partial structure diagram of one embodiment；
Fig. 2 is the energy storage device partial structure diagram of one embodiment；
Fig. 3 is the energy storage device partial structure diagram of one embodiment；
Fig. 4 is the energy storage device partial structure diagram of a preferred embodiment.
Specific embodiment
The specific embodiment of black starting-up device provided by the invention is described in detail with reference to the accompanying drawing.
The energy storage device partial structure diagram of one embodiment is shown with reference to Fig. 1, Fig. 1, as shown in Figure 1, above-mentioned storage
The black starting-up device of energy device may include as shown in figure 1 contactor, power module 14 and first switch 16 shown in structure 100；
Above-mentioned contactor includes main contact 11 and coil 12；
The main contact 11 of the contactor is connected among the battery modules 18 of energy storage device, and the power module 14 is in parallel
At the both ends of the battery modules 18, the first switch 16 is connected in parallel on 11 both ends of main contact of the contactor, the contact
The coil 12 of device is connected in parallel on 14 output end of power module；
When the first switch 16 is closed, the battery modules 18 are the power module 14 power supply, the power module
14 power for the coil 12 of contactor, and the coil 12 of the contactor obtains electric actuation, and the main contact 11 of the contactor connects reality
It is existing self-locking, realize energy storage device black starting-up.
The working power of above-mentioned energy storage device can be battery cluster；Above-mentioned battery cluster may include several battery modules
18, the numbers of above-mentioned battery modules 18 can be according to the input voltage range of the power module 14 and corresponding energy storage device
Power and capacity are configured, and can be set to 15, can also set other values for the number of above-mentioned battery modules 18；On
State the minimum unit that battery cluster is energy storage device battery management.The main contact of above-mentioned contactor can be connected in battery modules
Between n battery cluster and (n+1)th battery cluster (n is the positive integer less than battery modules number), for example, if above-mentioned battery cluster
Number is 15, and the main contact of above-mentioned contactor can connect between the 7th battery modules and the 8th battery modules；It will be above-mentioned
The main contact of contactor is connected among corresponding battery modules, can play the role of off-the-line, i.e., when energy storage device is out of service,
The corresponding major loop of battery cluster can be made to be in an off state by the disconnection of the main contact of control contactor, battery cluster it is total
Positive and negative end Non voltage output, to ensure equipment and personal safety.
Above-mentioned power module can be 450~800V of input voltage range (volt) DC/DC power supply, output voltage
It can be DC24V, above-mentioned abbreviation DC indicates direct current.Above-mentioned first switch 16 may include multiple disconnecting links, can pass through same time control
It makes multiple disconnecting link closures or disconnects, with the connection of the coil 12 of control contactor.
Black starting-up device provided in this embodiment, a contactor of connecting among the battery modules 18 of energy storage device,
First switch 16 and power module 14 are accessed in the above-mentioned circuit including contactor, by being closed first switch 16, power module
14 power for the coil 12 of contactor, and the coil 12 of contactor is made to obtain electric actuation, and the connection realization of main contact 11 of contactor is self-locking,
To realize the black starting-up of energy storage device, the black starting-up process of energy storage device is made to no longer need to install uninterruptible power supply additional, it can be effective
The black starting-up process for simplifying energy storage device, reduces the cost of black starting-up.
The energy storage device partial structure diagram of one embodiment is shown with reference to Fig. 2, Fig. 2, as shown in Fig. 2, energy storage fills
The black starting-up device set can also include second switch 17, and the second switch 17 is connected on the power module output loop,
As shown in Fig. 2, above-mentioned second switch 17 can be connected between 14 output end of power module and the coil 12 of contactor；
When the second switch 17 disconnects, the 12 loop open circuit power loss of coil of the contactor, the main contact 11 of contactor
It disconnects, 14 power loss of power module, the energy storage device stops working.
The present embodiment by second switch 17 of connecting between 14 output end of power module and the coil 12 of contactor,
When relevant abnormalities situation, which occurs, in energy storage device to be needed to stop working, above-mentioned second switch 17 can be disconnected, the line of contactor is made
12 loop open circuit power loss are enclosed, the main contact 11 of contactor disconnects, stops the power supply to corresponding 14 input circuit of power module, be upper
The processing for stating relevant abnormalities situation provides a safer stable environment.
As one embodiment, above-mentioned second switch is scram button, can also be the button switch or function of other forms
Identical device.
In the present embodiment, above-mentioned second switch uses scram button, can relatively rapid stop powering accordingly, help
In the corresponding energy storage device of raising to the adaptability to changes of unusual condition.
The energy storage device partial structure diagram of one embodiment is shown with reference to Fig. 3, Fig. 3, as shown in figure 3, above-mentioned storage
The black starting-up device of energy device can also include indicator light 21, and the indicator light 21 be connected in parallel on the output of the power module 14
End, the indicator light 21 are lighted when the coil 12 that power module 14 is contactor is powered.
The present embodiment connects indicator light 21 in the output end of power module 14, obtains electric actuation in the coil 12 of contactor, connects
When the connection realization of main contact 11 of tentaculum is self-locking to make energy storage device start work, above-mentioned indicator light 21 is lit, and phase can be improved
Close the convenience that staff controls energy storage device working condition.
As shown in figure 3, above-mentioned black starting-up device can also include current measuring device 22, the current measuring device 22 connects
It connects in the major loop of the battery modules 18；The current measuring device 22 is used to detect the electricity of the battery modules 18
Stream.
The present embodiment detects the electric current of the upper battery modules 18 using current measuring device 22, can be improved and returns to corresponding
The monitoring capacity of electric current in road, above-mentioned current measuring device 22 size of current detected occur it is abnormal such as excessive or
When too small, relevant staff can take counter-measure in time, further ensure the safety in the corresponding circuit course of work
Property.
As one embodiment, above-mentioned current measuring device can be Hall current sensor, or current divider.
The detection of corresponding electric current can be improved using the electric current of Hall current sensor detection battery modules 18 in the present embodiment
Precision, in addition, above-mentioned Hall current sensor also has the characteristics that small in size, light-weight and is easily installed, so as to improve
The convenience of above-mentioned current detecting process.
In one embodiment, above-mentioned first switch can switch for spring reset type.
The present embodiment use spring reset type switch control contactor coil connection, press above-mentioned spring reset type by
Button can realize its closure, can simplify the operation of first switch, to simplify the control process to corresponding contactor.
As shown in figure 3, above-mentioned black starting-up device can also include first fuse 23, the first fuse 23 with it is described
First switch 16 is connected；
The first fuse 23 is used to occur molten when the electric current passed through is more than the rated current of the first switch 16
It is disconnected.
The present embodiment is passing through 16 place branch of first switch in one end of first switch 16 series connection first fuse 23
When electric current is excessive, such as pass through rated current of the electric current more than the first switch 16 of 16 place branch of first switch, it is above-mentioned
When first switch 16 may be burned out, above-mentioned first fuse 23 fuses, and the branch is made to stop being powered, can be to avoid out
Existing first switch 16 due to flow through electric current it is excessive and the technical issues of the accidents such as occur burning, provided more for above-mentioned first switch 16
Add safe working environment.
As shown in figure 3, above-mentioned black starting-up device can also include second fuse 24, the second fuse 24 is connected to
Between the battery modules 18 and power module 14；
The second fuse 24 is used to fuse when the electric current passed through is more than the setting electric current value.
Above-mentioned setting electric current value can be according to battery modules 18 or the model of power module 14, rated power or specified
The parameter attributes such as electric current are configured, such as are set as 5A (ampere) equivalence.
Above-mentioned black starting-up device can also include third fuse 25 as shown in Figure 3, and second fuse 24 and third are molten
Disconnected device 25 can be connected serially to the both ends that power module 14 is connect with battery modules 18 respectively.
The present embodiment connects second fuse 24, the electric current in corresponding circuit between battery modules 18 and power module 14
When excessive, above-mentioned second fuse 24 fuses, and the circuit is made to stop working, and the safety of related circuit can be improved.
In one embodiment, above-mentioned power module can be DC power supply, and the contactor can be D.C. contactor.
In the present embodiment, use DC power supply for corresponding equipment and load supplying, it is ensured that its electrical stability.
The energy storage device partial structure diagram an of preferred embodiment is shown with reference to Fig. 4, Fig. 4, as shown in figure 4, on
The black starting-up device for stating energy storage device may include contactor, power module 14, first switch 16, second switch 17, indicator light
21, current measuring device 22, first fuse 23, second fuse 24, third fuse 25 and the 4th fuse 33；It is above-mentioned to connect
Tentaculum includes main contact 11 and coil 12；
Main contact 11, current measuring device 22 and the 4th fuse 33 of the contactor can be sequentially connected in series in energy storage
Among the battery modules 18 of device；
The power module 14 is connected in parallel on the both ends of the battery modules 18；
The second fuse 24 and third fuse 25 are connected on the 14 input terminal positive and negative electrode of power module respectively；
After the first switch 16 and first fuse 23 are connected, then it is in parallel with the main contact 11 of the contactor, it is described
The coil 12 of contactor is connected in parallel between 14 output end of power module and working power；
The second switch 17 is connected between the output end and working power of the power module 14；
The anode of the battery modules 18 connects connecing at the total anode of energy storage device battery cluster by current measuring device 22
Tentaculum 31, the cathode of battery modules 18 connect the contactor 32 at the total cathode of energy storage device battery cluster；
Above-mentioned first switch 16 is closed, and the power module 14 is that the coil 12 of contactor is powered, the line of the contactor
Circle 12 obtains electric actuation, and the main contact 11 of the contactor, which is connected, realizes self-locking, realization energy storage device black starting-up；The second switch
17 disconnect, the 12 loop open circuit power loss of coil of the contactor, and the main contact 11 of contactor disconnects, and the power module 14 loses
Electricity, the energy storage device stop working；
Above-mentioned current measuring device 22 is used to detect the electric current of the battery modules 18, to improve to electric in corresponding circuit
The monitoring capacity of stream；
Above-mentioned first fuse 23, second fuse 24, third fuse 25 and the 4th fuse 33 are accordingly returning respectively
It when electric current is excessive in road, fuses, so that it is respectively stopped working in place circuit, the safety of related circuit can be improved.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of black starting-up device, which is characterized in that including contactor, power module and first switch；
The main contact of the contactor is connected among the battery modules of energy storage device, and the power module is connected in parallel on the battery
The both ends of mould group, the first switch are connected in parallel on the main contact both ends of the contactor, and the coil of the contactor is connected to institute
State power module outlet；
When the first switch is closed, the battery modules are power module power supply, and the power module is contactor
Coil power supply, the coil of the contactor obtain electric actuation, and the main contact connection realization of the contactor is self-locking, realizes the energy storage
Device black starting-up；
It further include second switch, the second switch is connected on the power module output loop；
When the second switch disconnects, the main contact of the wire loop open circuit power loss of the contactor, contactor is disconnected, the electricity
Source module power loss, the energy storage device stop working.
2. black starting-up device according to claim 1, which is characterized in that the second switch is scram button.
3. black starting-up device according to claim 1, which is characterized in that further include indicator light, the indicator light is connected in parallel on
The output end of the power module, the indicator light are lighted when power module is the coil power supply of contactor.
4. black starting-up device according to claim 1, which is characterized in that further include current measuring device, the electric current is surveyed
Amount device is connected in the major loop of the battery modules；The current measuring device is used to detect the electricity of the battery modules
Stream.
5. black starting-up device according to claim 4, which is characterized in that the current measuring device is Hall current sensing
Device.
6. black starting-up device according to claim 1, which is characterized in that the first switch is spring reset type switch.
7. black starting-up device according to claim 1, which is characterized in that it further include first fuse, first fusing
Device is connected with the first switch；
The first fuse is used to fuse when the electric current passed through is more than the rated current of the first switch.
8. black starting-up device according to claim 1, which is characterized in that it further include second fuse, second fusing
Device is connected between the battery modules and power module；
The second fuse is used to fuse when the electric current passed through is more than setting electric current value.
9. black starting-up device according to claim 1, which is characterized in that the power module is DC power supply, described to connect
Tentaculum is D.C. contactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019458.2A CN105515046B (en) | 2015-12-29 | 2015-12-29 | Black starting-up device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019458.2A CN105515046B (en) | 2015-12-29 | 2015-12-29 | Black starting-up device |
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| CN105515046A CN105515046A (en) | 2016-04-20 |
| CN105515046B true CN105515046B (en) | 2019-06-04 |
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| CN201511019458.2A Active CN105515046B (en) | 2015-12-29 | 2015-12-29 | Black starting-up device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107749632B (en) * | 2017-10-18 | 2020-06-02 | 珠海格力电器股份有限公司 | Energy storage system and control method thereof |
| CN112186878A (en) * | 2020-08-27 | 2021-01-05 | 量道(深圳)储能科技有限公司 | Black start circuit structure of low-voltage energy storage system and control method |
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| CN203180596U (en) * | 2013-04-27 | 2013-09-04 | 惠州市亿能电子有限公司 | Protective circuit for UPS system |
| CN203708100U (en) * | 2014-01-26 | 2014-07-09 | 广东易事特电源股份有限公司 | Automatically-controlled photovoltaic soft start circuit |
| CN104682431A (en) * | 2015-02-16 | 2015-06-03 | 江苏中天科技股份有限公司 | Self-starting method and self-starting system of energy storage converter |
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2015
- 2015-12-29 CN CN201511019458.2A patent/CN105515046B/en active Active
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| JP2000166088A (en) * | 1998-11-26 | 2000-06-16 | Matsushita Electric Ind Co Ltd | Power breaker |
| CN101188174A (en) * | 2007-12-11 | 2008-05-28 | 康佳集团股份有限公司 | Electrical appliance power switch system |
| CN201413455Y (en) * | 2009-06-22 | 2010-02-24 | 陈序林 | Energy-saving control device |
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| CN203180596U (en) * | 2013-04-27 | 2013-09-04 | 惠州市亿能电子有限公司 | Protective circuit for UPS system |
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