CN209344798U - Control system for energy-storage module - Google Patents
Control system for energy-storage module Download PDFInfo
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- CN209344798U CN209344798U CN201821993658.7U CN201821993658U CN209344798U CN 209344798 U CN209344798 U CN 209344798U CN 201821993658 U CN201821993658 U CN 201821993658U CN 209344798 U CN209344798 U CN 209344798U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 50
- 239000003990 capacitor Substances 0.000 claims abstract description 46
- 238000005070 sampling Methods 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 18
- 230000005611 electricity Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 6
- 230000006641 stabilisation Effects 0.000 abstract description 6
- 238000011105 stabilization Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 230000009466 transformation Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a kind of control system for energy-storage module, including power panel and control panel, the power panel is used to power to control panel, the control panel is for carrying out AD sampling, and according to the data of sampling, carry out PWM output and output switch parameter, for controlling energy-storage module, the energy-storage module includes that one end is connected to power grid A phase, B phase, the A line of C phase, B line, C line, breaker, direct-flow positive pole end, direct current negative pole end and energy-storage battery, it further include a power conversion plate, this power conversion plate is used to power to power panel, this power conversion plate further comprises ac input end, DC bus input terminal, backup power source input terminal and DC output end, capacitor C1 and capacitor C2 are in series between the alternation positive terminal and alternation negative pole end.The utility model by the combination settings of power cell in energy-storage module, can reliable and stable realization AC-to DC under control of the control system transformation, guarantee the stabilization of feeder ear in thermal energy storage process, reliable and safety.
Description
Technical field
The utility model relates to a kind of control systems for energy-storage module, belong to electric system energy management technology neck
Domain.
Background technique
Control and higher management of the control system as whole system or whole equipment, are related to the fortune of whole equipment
Row, therefore, the stability and reliability of control system is directly related to the operation of whole equipment, how to provide reliably for control system
Power supply, become problem to be solved.
Summary of the invention
The utility model aim is to provide a kind of control system for energy-storage module, this is used for the control system of energy-storage module
System can be arrived by the combination settings of power cell in energy-storage module in reliable and stable realization exchange under control of the control system
The transformation of direct current guarantees the stabilization of feeder ear in thermal energy storage process, reliable and safety.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of control system for energy-storage module,
Including power panel and control panel, the power panel for giving control panel power supply, the control panel for carrying out AD sampling, and according to
The data of sampling carry out PWM output and output switch parameter, for controlling energy-storage module；
The energy-storage module includes that one end is being connected to the A line of power grid A phase, B phase, C phase, B line, C line, breaker, direct current just
Extremely, direct current negative pole end and energy-storage battery, the breaker are series at A line, B line, on C line respectively, and the energy-storage battery is in parallel
Between direct-flow positive pole end and direct current negative pole end；
It is connected with one first power cell between the other end and direct-flow positive pole end of the A line, the other end of this A line and straight
It is connected with one second power cell between stream negative pole end, is connected with a third between the other end and direct-flow positive pole end of the B line
Power cell, is connected with one the 4th power cell between the other end and direct current negative pole end of this B line, the other end of the C line with
It is connected with one the 5th power cell between direct-flow positive pole end, is connected with one the 6th between the other end and direct current negative pole end of this C line
Power cell；
It further include a power conversion plate, this power conversion plate is used to power to power panel, this power conversion plate further wraps
Include ac input end, DC bus input terminal, backup power source input terminal and DC output end, the DC output end and power panel
Connection, the DC bus positive terminal connect with direct-flow positive pole output end by positive bus, the DC bus negative pole end and
Direct current cathode output end is connected by negative bus, and the backup power source positive terminal is connected in positive bus, the standby electricity
Source negative pole end is connected in negative bus；
The ac input end includes first input end and the second input terminal, between the first input end and positive bus
There are two diodes for forward direction connection, diode there are two Opposite direction connections between this first input end and negative bus, and described second
There are two diodes for positive connection between input terminal and positive bus, there is Opposite direction connection between this second input terminal and negative bus
Two diodes, to form alternation positive terminal and alternation negative pole end, the alternation positive terminal is connected in positive bus, described
Alternation negative pole end is connected in negative bus；
Capacitor C1 and capacitor C2, the positive terminal of the capacitor C1 are in series between the alternation positive terminal and alternation negative pole end
Resistance R1, the negative pole end of the capacitor C2 and connecing for capacitor C1 and capacitor C2 are parallel between capacitor C1 and the contact of capacitor C2
Resistance R2 is parallel between point.
Further improved scheme is as follows in above-mentioned technical proposal:
1. in above scheme, first power cell, the second power cell, third power cell, the 4th power list
Member, the 5th power cell, the 6th power cell are IGBT power cell.
2. in above scheme, the pwm signal is used to control the first power cell, the second power list in energy-storage module
Member, third power cell, the 4th power cell, the 5th power cell and the 6th power cell.
3. in above scheme, the AD sampling includes the sampling to electric current and the sampling to voltage.
4. in above scheme, the backup power source input terminal is battery supply input terminal or photo-voltaic power supply input terminal.
5. in above scheme, being connected with a fusible core between the DC bus positive terminal and positive bus.
6. in above scheme, being connected with a fusible core between the backup power source positive terminal and positive bus.
7. in above scheme, the first input end of the ac input end and the second input terminal are transboundary in A line, B line, C line
In it is any therebetween.
Since above-mentioned technical proposal is used, the utility model has following advantages and effect compared with prior art:
1. the utility model is used for the control system of energy-storage module, connected between the other end and direct-flow positive pole end of A line
There is one first power cell, one second power cell is connected between the other end and direct current negative pole end of this A line, the B line
It is connected with a third power cell between the other end and direct-flow positive pole end, is connected between the other end and direct current negative pole end of this B line
There is one the 4th power cell, is connected with one the 5th power cell between the other end and direct-flow positive pole end of the C line, this C line
One the 6th power cell is connected between the other end and direct current negative pole end, the combination settings of power cell can be in control system
Control under reliable and stable realization AC-to DC transformation, guarantee the stabilization of feeder ear in thermal energy storage process, reliable and safety.
2. the utility model is used for the control system of energy-storage module, power conversion plate is used to power to power panel, this electricity
Source reformer plate further comprises ac input end, DC bus input terminal, backup power source input terminal and DC output end, using more
Kind power supply is the scheme of the power supply of control system, realizes the associating power supply to control system, and the high reliablity of power supply avoids occurring
The case where causing control system to fail because of power supply trouble, ensure that the stability and reliability of control system operation, thus
Guarantee the stabilization of whole equipment or system work and reliable；In addition, being in series between its alternation positive terminal and alternation negative pole end
It is parallel with resistance R1 between capacitor C1 and the positive terminal and capacitor C1 and the contact of capacitor C2 of capacitor C2, the capacitor C1, it is described
It is parallel with resistance R2 between the negative pole end and capacitor C1 and the contact of capacitor C2 of capacitor C2, the work of filtering is played in the setting of capacitor
With guaranteeing the steady of the DC voltage of output, and the setting of resistance then plays the role of pressing, ensure that the both ends C1, C2
The consistency and harmony of voltage, the case where preventing capacitor excessive pressure damages.
Detailed description of the invention
Attached drawing 1 is energy-storage module structural schematic diagram of the utility model for the control system of energy-storage module；
Attached drawing 2 is the control system electrical schematic diagram that the utility model is used for energy-storage module；
Attached drawing 3 is the utility model for power conversion plate structural schematic diagram in the control system of energy-storage module.
In the figures above: 1, A line；2, B line；3, C line；4, breaker；5, direct-flow positive pole end；6, direct current negative pole end；7, it stores up
It can battery；8, the first power cell；9, the second power cell；10, third power cell；11, the 4th power cell；12, the 5th
Power cell；13, the 6th power cell；18, power panel；19, control panel；20, power conversion plate；21, ac input end；211,
First input end；212, the second input terminal；22, DC bus input terminal；221, DC bus positive terminal；222, DC bus is negative
Extremely；23, backup power source input terminal；231, backup power source positive terminal；232, backup power source negative pole end；24, DC output end；
241, direct-flow positive pole output end；242, direct current cathode output end；251, positive bus；252, negative bus；261, alternation anode
End；262, alternation negative pole end.
Specific embodiment
The utility model is further described below with reference to embodiment:
Embodiment 1: a kind of control system for energy-storage module, including power panel 18 and control panel 19, the power panel
18 to control panel 19 for powering, and the control panel 19 carries out PWM output for carrying out AD sampling, and according to the data of sampling
And output switch parameter, for controlling energy-storage module；
The energy-storage module includes that one end is connected to the A line 1 of power grid A phase, B phase, C phase, B line 2, C line 3, breaker 4, straight
Flow positive terminal 5, direct current negative pole end 6 and energy-storage battery 7, the breaker 4 is series at A line 1, B line 2, on C line 3 respectively, the storage
Energy battery 7 is parallel between direct-flow positive pole end 5 and direct current negative pole end 6；
One first power cell 8, the other end of this A line 1 are connected between the other end and direct-flow positive pole end 5 of the A line 1
It is connected with one second power cell 9 between direct current negative pole end 6, is connected between the other end and direct-flow positive pole end 5 of the B line 2
There is a third power cell 10, one the 4th power cell 11 is connected between the other end and direct current negative pole end 6 of this B line 2, it is described
One the 5th power cell 12, the other end and direct current cathode of this C line 3 are connected between the other end and direct-flow positive pole end 5 of C line 3
One the 6th power cell 13 is connected between end 6；
It further include a power conversion plate 20, this power conversion plate 20 is used to power to power panel 18, this power conversion plate 20
It further comprise ac input end 21, DC bus input terminal 22, backup power source input terminal 23 and DC output end 24, it is described straight
Stream output end 24 is connect with power panel 18, and the DC bus positive terminal 221 passes through positive bus with direct-flow positive pole output end 241
251 connections, the DC bus negative pole end 222 is connect with direct current cathode output end 242 by negative bus 252, described spare
Power positive end 231 is connected in positive bus 251, and the backup power source negative pole end 232 is connected in negative bus 252；
The ac input end 21 includes first input end 211 and the second input terminal 212, the first input end 211 with
Positive connection is there are two diode between positive bus 251, Opposite direction connection between this first input end 211 and negative bus 252
There are two diode, there are two diode, this is second defeated for positive connection between second input terminal 212 and positive bus 251
Entering Opposite direction connection between end 212 and negative bus 252, there are two diodes, to form alternation positive terminal 261 and alternation cathode
End 262, the alternation positive terminal 261 is connected in positive bus 251, and the alternation negative pole end 262 is connected to negative bus 252
On；
Capacitor C1 and capacitor C2 are in series between the alternation positive terminal 261 and alternation negative pole end 262, the capacitor C1's
Resistance R1, the negative pole end and capacitor C1 and capacitor of the capacitor C2 are parallel between positive terminal and capacitor C1 and the contact of capacitor C2
Resistance R2 is parallel between the contact of C2.
Above-mentioned first power cell 8, the second power cell 9, third power cell 10, the 4th power cell 11, the 5th function
Rate unit 12, the 6th power cell 13 are IGBT power cell；Above-mentioned backup power source input terminal 23 is battery supply input terminal
Or photo-voltaic power supply input terminal；A fusible core is connected between above-mentioned DC bus positive terminal 221 and positive bus 251；Above-mentioned friendship
The first input end 211 and the second input terminal 212 of stream input terminal 21 are transboundary between A line 1 and C line 3.
Embodiment 2: a kind of control system for energy-storage module, including power panel 18 and control panel 19, the power panel
18 to control panel 19 for powering, and the control panel 19 carries out PWM output for carrying out AD sampling, and according to the data of sampling
And output switch parameter, for controlling energy-storage module；
The energy-storage module includes that one end is connected to the A line 1 of power grid A phase, B phase, C phase, B line 2, C line 3, breaker 4, straight
Flow positive terminal 5, direct current negative pole end 6 and energy-storage battery 7, the breaker 4 is series at A line 1, B line 2, on C line 3 respectively, the storage
Energy battery 7 is parallel between direct-flow positive pole end 5 and direct current negative pole end 6；
One first power cell 8, the other end of this A line 1 are connected between the other end and direct-flow positive pole end 5 of the A line 1
It is connected with one second power cell 9 between direct current negative pole end 6, is connected between the other end and direct-flow positive pole end 5 of the B line 2
There is a third power cell 10, one the 4th power cell 11 is connected between the other end and direct current negative pole end 6 of this B line 2, it is described
One the 5th power cell 12, the other end and direct current cathode of this C line 3 are connected between the other end and direct-flow positive pole end 5 of C line 3
One the 6th power cell 13 is connected between end 6；
It further include a power conversion plate 20, this power conversion plate 20 is used to power to power panel 18, this power conversion plate 20
It further comprise ac input end 21, DC bus input terminal 22, backup power source input terminal 23 and DC output end 24, it is described straight
Stream output end 24 is connect with power panel 18, and the DC bus positive terminal 221 passes through positive bus with direct-flow positive pole output end 241
251 connections, the DC bus negative pole end 222 is connect with direct current cathode output end 242 by negative bus 252, described spare
Power positive end 231 is connected in positive bus 251, and the backup power source negative pole end 232 is connected in negative bus 252；
The ac input end 21 includes first input end 211 and the second input terminal 212, the first input end 211 with
Positive connection is there are two diode between positive bus 251, Opposite direction connection between this first input end 211 and negative bus 252
There are two diode, there are two diode, this is second defeated for positive connection between second input terminal 212 and positive bus 251
Entering Opposite direction connection between end 212 and negative bus 252, there are two diodes, to form alternation positive terminal 261 and alternation cathode
End 262, the alternation positive terminal 261 is connected in positive bus 251, and the alternation negative pole end 262 is connected to negative bus 252
On；
Capacitor C1 and capacitor C2 are in series between the alternation positive terminal 261 and alternation negative pole end 262, the capacitor C1's
Resistance R1, the negative pole end and capacitor C1 and capacitor of the capacitor C2 are parallel between positive terminal and capacitor C1 and the contact of capacitor C2
Resistance R2 is parallel between the contact of C2.
Above-mentioned pwm signal is used to control the first power cell 8, the second power cell 9, the third power list in energy-storage module
First 10, the 4th power cell 11, the 5th power cell 12 and the 6th power cell 13；Above-mentioned AD sampling includes the sampling to electric current
With the sampling to voltage；Above-mentioned backup power source input terminal 23 is battery supply input terminal or photo-voltaic power supply input terminal；It is above-mentioned standby
With being connected with a fusible core between power positive end 231 and positive bus 251；The first input end 211 of above-mentioned ac input end 21
And second input terminal 212 transboundary between A line 1 and B line 2.
When using the above-mentioned control system for energy-storage module, the combination settings of power cell can be in control system
Control under reliable and stable realization AC-to DC transformation, guarantee the stabilization of feeder ear in thermal energy storage process, reliable and safety；
In addition, using multiple power sources for the scheme of the power supply of control system, the associating power supply to control system, power supply are realized
High reliablity, avoid ensure that control system operation there is a situation where causing control system to fail because of power supply trouble
Stability and reliability, to guarantee the stabilization of whole equipment or system work and reliable；
In addition, the setting of capacitor, plays the role of filtering, guarantee the steady of the DC voltage of output, and resistance is set
It sets, then plays the role of pressing, ensure that the consistency and harmony of C1, C2 both end voltage, prevent capacitor and cross crushing
Bad situation.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (8)
1. a kind of control system for energy-storage module, it is characterised in that: including power panel (18) and control panel (19), the electricity
Source plate (18) is for giving control panel (19) power supply, and the control panel (19) is for carrying out AD sampling, and according to the data of sampling, into
Row PWM output and output switch parameter, for controlling energy-storage module；
The energy-storage module includes the A line (1), B line (2), C line (3), breaker that one end is connected to power grid A phase, B phase, C phase
(4), direct-flow positive pole end (5), direct current negative pole end (6) and energy-storage battery (7), the breaker (4) are series at A line (1), B respectively
On line (2), C line (3), the energy-storage battery (7) is parallel between direct-flow positive pole end (5) and direct current negative pole end (6)；
Be connected with one first power cell (8) between the other end and direct-flow positive pole end (5) of the A line (1), this A line (1) it is another
One second power cell (9), the other end of the B line (2) and direct-flow positive pole end are connected between one end and direct current negative pole end (6)
(5) it is connected with a third power cell (10) between, one is connected between the other end and direct current negative pole end (6) of this B line (2)
Four power cells (11) are connected with one the 5th power cell (12) between the other end and direct-flow positive pole end (5) of the C line (3),
One the 6th power cell (13) is connected between the other end and direct current negative pole end (6) of this C line (3)；
It further include a power conversion plate (20), this power conversion plate (20) is used to power to power panel (18), this power conversion plate
It (20) further comprise ac input end (21), DC bus input terminal (22), backup power source input terminal (23) and direct current output
It holds (24), the DC output end (24) connect with power panel (18), and the DC bus positive terminal (221) and direct-flow positive pole are defeated
Outlet (241) is connected by positive bus (251), and the DC bus negative pole end (222) and direct current cathode output end (242) are logical
Negative bus (252) connection is crossed, the backup power source positive terminal (231) is connected on positive bus (251), the backup power source
Negative pole end (232) is connected on negative bus (252)；
The ac input end (21) includes first input end (211) and the second input terminal (212), the first input end
(211) positive between positive bus (251) connect that there are two diodes, this first input end (211) and negative bus (252)
Between Opposite direction connection there are two forward direction is connect there are two diode, between second input terminal (212) and positive bus (251)
Diode, there are two diodes for Opposite direction connection between this second input terminal (212) and negative bus (252), to form alternation
Positive terminal (261) and alternation negative pole end (262), the alternation positive terminal (261) are connected on positive bus (251), the friendship
Become negative pole end (262) to be connected on negative bus (252)；
Capacitor C1 and capacitor C2 are in series between the alternation positive terminal (261) and alternation negative pole end (262), the capacitor C1's
Resistance R1, the negative pole end and capacitor C1 and capacitor of the capacitor C2 are parallel between positive terminal and capacitor C1 and the contact of capacitor C2
Resistance R2 is parallel between the contact of C2.
2. the control system according to claim 1 for energy-storage module, it is characterised in that: first power cell
(8), the second power cell (9), third power cell (10), the 4th power cell (11), the 5th power cell (12), the 6th function
Rate unit (13) is IGBT power cell.
3. the control system according to claim 1 for energy-storage module, it is characterised in that: the pwm signal is for controlling
The first power cell (8), the second power cell (9), third power cell (10), the 4th power cell in energy-storage module processed
(11), the 5th power cell (12) and the 6th power cell (13).
4. the control system according to claim 1 for energy-storage module, it is characterised in that: the AD sampling includes to electricity
The sampling of stream and sampling to voltage.
5. the control system according to claim 1 for energy-storage module, it is characterised in that: the backup power source input terminal
It (23) is battery supply input terminal or photo-voltaic power supply input terminal.
6. the control system according to claim 1 for energy-storage module, it is characterised in that: the DC bus positive terminal
(221) fusible core is connected between positive bus (251).
7. the control system according to claim 1 for energy-storage module, it is characterised in that: the backup power source positive terminal
(231) fusible core is connected between positive bus (251).
8. the control system according to claim 1 for energy-storage module, it is characterised in that: the ac input end (21)
First input end (211) and the second input terminal (212) transboundary in A line (1), B line (2), C line (3) it is any therebetween.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821993658.7U CN209344798U (en) | 2018-11-30 | 2018-11-30 | Control system for energy-storage module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821993658.7U CN209344798U (en) | 2018-11-30 | 2018-11-30 | Control system for energy-storage module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209344798U true CN209344798U (en) | 2019-09-03 |
Family
ID=67750025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821993658.7U Expired - Fee Related CN209344798U (en) | 2018-11-30 | 2018-11-30 | Control system for energy-storage module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209344798U (en) |
-
2018
- 2018-11-30 CN CN201821993658.7U patent/CN209344798U/en not_active Expired - Fee Related
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Granted publication date: 20190903 |