CN209375221U - Novel super capacitor DC power-supply system - Google Patents
Novel super capacitor DC power-supply system Download PDFInfo
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- CN209375221U CN209375221U CN201821755842.8U CN201821755842U CN209375221U CN 209375221 U CN209375221 U CN 209375221U CN 201821755842 U CN201821755842 U CN 201821755842U CN 209375221 U CN209375221 U CN 209375221U
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Abstract
The utility model relates to a kind of novel super capacitor DC power-supply systems, it includes AC/DC converter, DC/DC converter, master controller and ultracapacitor energy storage unit, the external single-phase alternating current of AC/DC converter, and the AC/DC converter respectively with ultracapacitor energy storage unit, master controller, the connection of DC/DC converter, the DC/DC converter is connect with master controller, the master controller is connect with supercapacitor storage unit, the first output end connection DC48V load of the DC/DC converter, second output terminal connects DC220V or DC110V load, the ultracapacitor energy storage unit includes the series-parallel mould group of supercapacitor and presses monitoring circuit module, monitoring circuit mould is pressed in the series-parallel mould group connection of supercapacitor Block.The utility model uses the series-parallel mould group of supercapacitor, solves that Traditional DC power supply system power density is low, operating temperature range is narrow, service life is short, Maintenance Difficulty, the problems such as there are environmental pollutions.
Description
Technical field
The utility model relates to technical field of electric power distribution equipment more particularly to a kind of novel super capacitor DC power-supply system,
It is the medium and small sized substation of 110V, 220V suitable for DC power supply.
Background technique
DC power system is in power system transformer substation, industrial and mining enterprises with power supplies systems such as (change) electric institute, power station, power plants
It occupies an important position in system, is mainly used for the side such as divide-shut brake, relay protection, communication equipment, emergency lighting of high-voltage circuitbreaker
Face power supply.
Most commonly used at present is valve-control sealed lead acid battery direct current cabinet, but there are power for the lead-acid accumulator
Low, the harsh operating temperature of density, service life are short, failure is not easy to monitor, should not fill deeply and put deeply, pollute the disadvantages of environment.Cause
Continuous-current plant substitution lead-acid accumulator of this research and development based on green, new high-efficiency energy storage device is inexorable trend.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of high power density, charge-discharge magnification height, capacity and utilizes
Rate is high, safeguards simple, long service life and environmentally protective novel super capacitor DC power-supply system.
The technical scheme adopted by the utility model to solve the technical problem is as follows: the novel super capacitor DC power supply system
System includes AC/DC converter, DC/DC converter, master controller and ultracapacitor energy storage unit, outside the AC/DC converter
Single-phase alternating current is connect, and the AC/DC converter connects with ultracapacitor energy storage unit, master controller, DC/DC converter respectively
It connects, the DC/DC converter is connect with master controller, and the master controller is connect with supercapacitor storage unit, the DC/
The first output end connection DC48V load of DC converter, second output terminal connect DC220V or DC110V load, the super electricity
Container energy-storage units include the series-parallel mould group of supercapacitor and press monitoring circuit module, wherein the supercapacitor string is simultaneously
Gang mould group is formed in series and parallel by multiple supercapacitors, and monitoring circuit mould is pressed in the series-parallel mould group connection of supercapacitor
Block.
In a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model, the AC/
First output end of the external single-phase alternating current of the first input end of DC converter, the second input terminal and master controller is electrically connected,
The first input end of the first output end and ultracapacitor energy storage unit of the AC/DC converter is electrically connected, the AC/DC
The third input terminal that first output end of converter also passes through DC bus and DC/DC converter is electrically connected, AC/DC converter
Second output terminal and the first input end of DC/DC converter be electrically connected.
In a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model, the master control
Device processed includes ARM chip, liquid crystal display, keyboard, CAN communication module and RS485 interface, the ARM chip respectively with liquid crystal
Display screen, keyboard, CAN communication module are connected with RS485 interface.
In a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model, the AC/
DC converter include single-phase uncontrollable rectifier circuit, the first electromagnetic interface filter and it is single-ended just encouraging isolated form BUCK converter, described first
Electromagnetic interface filter output end connects the input terminal of single-phase uncontrollable rectifier circuit, the output end connection of the single-phase uncontrollable rectifier circuit
The single-ended first input end for just encouraging isolated form BUCK converter, single-ended first output end for just encouraging isolated form BUCK converter
The first input end of ultracapacitor energy storage unit is connected, second output terminal connects the first input end of DC/DC converter.
It is described single-ended in a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model
Just encouraging isolated form BUCK converter includes controllable electronic power switch K1 and K2, diode D1 and D2, isolating transformer T1, first
The grid of driving circuit and UC3845 chip, the controllable electronic power switch K1 and K2 passes through the first driving circuit and UC3845
Chip connection, the source electrode of the controllable electronic power switch K1 connect with diode D1 after again with controllable electronic power switch K2's
Source electrode be connected, the drain electrode of the controllable electronic power switch K2 connect with diode D2 after again with controllable electronic power switch K1's
Drain electrode connection, the drain electrode of the controllable electronic power switch K2 are connect with the primary different name end of isolating transformer T1, described controllable
The source electrode of electronic power switch K1 is connect with the primary Same Name of Ends of isolating transformer T1, the secondary windings of the isolating transformer T1
It is connect by master controller with UC3845 chip, the secondary windings of the isolating transformer T1 is connect with DC/DC converter.
It is described single-ended in a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model
Just encouraging isolated form BUCK converter further includes filter circuit, and the filter circuit includes diode D3 and D4, inductance L1, capacitor
C2。
In a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model, the DC/
DC converter includes the second electromagnetic interface filter, all the way BOOST converter and two-way both-end deexcitation series connection isolation BOOST converter, institute
The input terminal for stating the second electromagnetic interface filter is connect with the output end of AC/DC converter, the first output of second electromagnetic interface filter
End is connect with BOOST converter all the way, and BOOST converter connection is isolated with the series connection of two-way both-end deexcitation in second output terminal.
In a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model, it is described all the way
BOOST converter includes filter capacitor C4, inductance L2, controlled electric electronic switch K5, diode D11, filter capacitor C8, second
Driving circuit and UC3842 chip, one end of the filter capacitor C4 connect the first output end of the second electromagnetic interface filter, the other end
Connect the second output terminal of the second electromagnetic interface filter, and one end of the filter capacitor C4 connect with inductance L2 after again with controlled electricity
The drain electrode of power electronic switch K5 connects, and the other end is connect with the source electrode of controlled electric electronic switch K5, the controlled electric electronics
The higher level of switch K5 is connect by the second driving circuit with UC3842 chip, the drain electrode and two of the controlled electric electronic switch K5
Pole pipe D11 and filter capacitor C8 is connect after being connected in series with the source electrode of controlled electric electronic switch K5, the filter capacitor C8's
Both ends are connect with the pressure monitoring circuit module of ultracapacitor energy storage unit, and the pressure monitoring circuit module passes through main control
Device is connect with UC3842 chip, and the both ends of the filter capacitor C8 are also connected with DC48V load.
In a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model, the two-way
Both-end deexcitation series connection isolation BOOST converter includes filter capacitor C3, controlled electric electronic switch K3 and K4, isolating transformer T2
With T3, diode D9 and D10, filter capacitor C5, C6 and C7, third driving circuit and UC3845 chip, the 2nd EMI filtering
First output end of device is connect by filter capacitor C3 with the source electrode of controlled electric electronic switch K3, K4, the controlled electric electricity
The primary different name end of the drain electrode of sub switch K3 and isolating transformer T2 connects, the drain electrode of the controlled electric electronic switch K4 and
The primary different name end connection of isolating transformer T3, the primary Same Name of Ends and the 2nd EMI of conveying isolating transformer T2 and T3 are filtered
First output end of wave device connects, and the grid of controlled electric the electronic switch K3 and K4 pass through third driving circuit and UC3845
Chip connection, the secondary different name end of the isolating transformer T2 are connect with the anode of diode D9, and the diode D9's is negative
Pole is connect with one end of filter capacitor C5, and the other end of the filter capacitor C5 and the secondary Same Name of Ends of isolating transformer T2 connect
Connect, the secondary different name end of the isolating transformer T3 is connect with the anode of diode D10, the cathode of the diode D10 and
One end of filter capacitor C6 connects, and the other end of the filter capacitor C6 is connect with the secondary Same Name of Ends of isolating transformer T3,
One end of the filter capacitor C5 is connect by filter capacitor C7 with the other end of filter capacitor C6, and the two of the filter capacitor C7
End is connect with the pressure monitoring circuit module of ultracapacitor energy storage unit, and the pressure monitoring circuit module passes through master controller
It is connect with UC3845 chip, the both ends of the filter capacitor C7 are also connected with DC220/110V load.
It is described to press in a kind of preferred embodiment of novel super capacitor DC power-supply system provided by the utility model
Monitoring circuit module includes UC3902 parallel connection equalizer circuit, and the UC3902 parallel connection equalizer circuit includes UC3902 chip, resistance
R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, capacitor C9, capacitor C10, capacitor C11, the UC3902 chip
The end SEN is connect with one end of capacitor C9, and the end ADJ of the UC3902 chip is connected between resistance R1 and resistance R2, the resistance
Master controller is connected between R2 and resistance R3, the end ADJR of the UC3902 chip is grounded after connecting with resistance R5, the electricity
Hold C9 one end connect with resistance R4 after be grounded, the end COMP of the UC3902 chip and the company of series connection of resistance R6 and capacitor C10
It is grounded after connecing, the one end SHA ground connection of the UC3902 chip, the SHA+ of the UC3902 chip is connect with DC bus, described
The end VCC of UC3902 chip is grounded after connecting with capacitor C11.
Compared with prior art, the beneficial effect of novel super capacitor DC power-supply system provided by the utility model is:
The utility model uses the series-parallel mould group of supercapacitor, solves that Traditional DC power supply system power density is low, operating temperature
Narrow range, service life is short, Maintenance Difficulty, the problems such as there are environmental pollutions, has that power density is high, charge-discharge magnification is high, capacity
The features such as utilization rate is high, maintenance is simple, operating temperature is wide, long service life.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the overall structure block diagram of novel super capacitor DC power-supply system provided by the utility model；
Fig. 2 is the working principle diagram for the AC/DC converter that Fig. 1 is provided；
Fig. 3 is the working principle diagram for the DC/DC converter that Fig. 1 is provided；
Fig. 4 is the wiring diagram for pressing monitoring circuit module that Fig. 1 is provided；
Fig. 5 is the structural schematic diagram for the series-parallel mould group of the supercapacitor that Fig. 1 is provided.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the novel super capacitor DC power-supply system 1 includes AC/DC converter, DC/DC converter, master
Controller and ultracapacitor energy storage unit, the external single-phase alternating current of AC/DC converter, and the AC/DC converter point
It is not connect with ultracapacitor energy storage unit, master controller, DC/DC converter, the DC/DC converter and master controller connect
It connects, the master controller is connect with supercapacitor storage unit, and the first output end of the DC/DC converter connects DC48V
Load, second output terminal connect DC220V or DC110V load, and the ultracapacitor energy storage unit includes supercapacitor string
And gang mould group and press monitoring circuit module, wherein the series-parallel mould group of the supercapacitor is series-parallel by multiple supercapacitors
Into (please referring to Fig. 5), monitoring circuit module is pressed in the series-parallel mould group connection of supercapacitor.
In this example, the external single-phase alternating current of first input end of the AC/DC converter, the second input terminal and master control
First output end of device processed is electrically connected, and the of the first output end of the AC/DC converter and ultracapacitor energy storage unit
One input terminal is electrically connected, and the first output end of the AC/DC converter also passes through the third of DC bus Yu DC/DC converter
Input terminal is electrically connected, and the second output terminal of AC/DC converter and the first input end of DC/DC converter are electrically connected.
In this example, the master controller includes ARM chip, liquid crystal display, keyboard, CAN communication module and RS485
Interface, the ARM chip are connected with liquid crystal display, keyboard, CAN communication module and RS485 interface respectively.
In this example, referring to Fig. 2, the AC/DC converter includes single-phase uncontrollable rectifier circuit, the first EMI filtering
Device and it is single-ended just encouraging isolated form BUCK converter, the first electromagnetic interface filter output end connects the defeated of single-phase uncontrollable rectifier circuit
Enter end, the output end of the single-phase uncontrollable rectifier circuit connects the single-ended first input end for just encouraging isolated form BUCK converter, institute
State it is single-ended just encouraging isolated form BUCK converter the first output end connection ultracapacitor energy storage unit first input end, second
The first input end of output end connection DC/DC converter.
Specifically, the single-ended isolated form BUCK converter of just encouraging includes controllable electronic power switch K1 and K2, diode
D1 and D2, isolating transformer T1, the first driving circuit and UC3845 chip, the grid of the controllable electronic power switch K1 and K2
It is connect by the first driving circuit with UC3845 chip, after the source electrode of the controllable electronic power switch K1 is connect with diode D1
It is connected again with the source electrode of controllable electronic power switch K2, after the drain electrode of the controllable electronic power switch K2 is connect with diode D2
It is connect again with the drain electrode of controllable electronic power switch K1, the drain electrode of the controllable electronic power switch K2 is with isolating transformer T1's
Primary different name end connection, the source electrode of the controllable electronic power switch K1 are connect with the primary Same Name of Ends of isolating transformer T1, institute
The secondary windings of isolating transformer T1 is stated to connect by master controller with UC3845 chip, the secondary of the isolating transformer T1 around
Group is connect with DC/DC converter.
Further, the single-ended isolated form BUCK converter of just encouraging further includes filter circuit, and the filter circuit includes
Diode D3 and D4, inductance L1, capacitor C2.
In the present embodiment, referring to Fig. 3, the DC/DC converter includes the second electromagnetic interface filter, BOOST is converted all the way
Device and two-way both-end deexcitation series connection isolation BOOST converter, input terminal and the AC/DC converter of second electromagnetic interface filter
Output end connection, the first output end of second electromagnetic interface filter are connect with BOOST converter all the way, second output terminal and two
The series connection isolation BOOST converter connection of road both-end deexcitation.
Specifically, the BOOST converter all the way includes filter capacitor C4, inductance L2, controlled electric electronic switch K5, two
Pole pipe D11, filter capacitor C8, the second driving circuit and UC3842 chip, one end of the filter capacitor C4 connect the 2nd EMI filter
First output end of wave device, the other end connect the second electromagnetic interface filter second output terminal, and one end of the filter capacitor C4 with
It is connect again with the drain electrode of controlled electric electronic switch K5 after inductance L2 connection, the source electrode of the other end and controlled electric electronic switch K5
The higher level of connection, the controlled electric electronic switch K5 is connect by the second driving circuit with UC3842 chip, the controlled electricity
Source electrode after the drain electrode of power electronic switch K5 and diode D11 and filter capacitor C8 series connection with controlled electric electronic switch K5
Connection, the both ends of the filter capacitor C8 are connect with the pressure monitoring circuit module of ultracapacitor energy storage unit, described to press
Monitoring circuit module is connect by master controller with UC3842 chip, and the both ends of the filter capacitor C8 are also connected with DC48V load.
Specifically, the two-way both-end deexcitation series connection isolation BOOST converter includes filter capacitor C3, controlled electric electronics
Switch K3 and K4, isolating transformer T2 and T3, diode D9 and D10, filter capacitor C5, C6 and C7, third driving circuit and
First output end of UC3845 chip, second electromagnetic interface filter passes through filter capacitor C3 and controlled electric electronic switch K3, K4
Source electrode connection, the drain electrode of the controlled electric electronic switch K3 is connect with the different name end of the primary of isolating transformer T2, described
The drain electrode of controlled electric electronic switch K4 is connect with the primary different name end of isolating transformer T3, conveys isolating transformer T2 and T3
Primary Same Name of Ends connect with the first output end of the second electromagnetic interface filter, the grid of controlled electric the electronic switch K3 and K4
Pole is connect by third driving circuit with UC3845 chip, the secondary different name end and diode D9 of the isolating transformer T2
Anode connection, the cathode of the diode D9 connect with one end of filter capacitor C5, the other end of the filter capacitor C5 and every
Secondary Same Name of Ends connection from transformer T2, the anode at the secondary different name end and diode D10 of the isolating transformer T3
Connection, the cathode of the diode D10 connect with one end of filter capacitor C6, the other end of the filter capacitor C6 with change is isolated
The secondary Same Name of Ends connection of depressor T3, one end of the filter capacitor C5 passes through the another of filter capacitor C7 and filter capacitor C6
End connection, the both ends of the filter capacitor C7 are connect with the pressure monitoring circuit module of ultracapacitor energy storage unit, described equal
Pressure monitoring circuit module is connect by master controller with UC3845 chip, and the both ends of the filter capacitor C7 are also connected with DC220/
110V load.
In the present embodiment, referring to Fig. 4, the pressure monitoring circuit module includes UC3902 parallel connection equalizer circuit, institute
State UC3902 parallel connection equalizer circuit include UC3902 chip, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6,
Capacitor C9, capacitor C10, capacitor C11, the end SEN of the UC3902 chip are connect with one end of capacitor C9, the UC3902 chip
The end ADJ be connected between resistance R1 and resistance R2, master controller, the UC3902 are connected between the resistance R2 and resistance R3
The end ADJR of chip is grounded after connecting with resistance R5, and one end of the capacitor C9 is grounded after connecting with resistance R4, the UC3902
It is grounded after the end COMP of chip and the series connection of resistance R6 and capacitor C10, the one end SHA ground connection of the UC3902 chip, institute
The SHA+ for stating UC3902 chip is connect with DC bus, and the end VCC of the UC3902 chip is grounded after connecting with capacitor C11.
The utility model is described further in terms of capacity of super capacitor selection below, it should be understood that herein
Described selection scheme is not used to limit the utility model only to explain the utility model.
By taking nominal DC220V100AH DC power system as an example:
Referring to Fig. 5, choosing the supercapacitor monomer of 3840 voltage rating 3V, rated capacity 5000F, 3 and 5 strings are taken
A basic mould group is formed, then 3 and 5 string one stage die group of composition, last 4 and 8 string composition supercapacitors are series-parallel again
Mould group.
Design parameter: the voltage rating of the series-parallel mould group of supercapacitor is 240V, equivalent capacitance 5000*48/80=
3000F, float charge voltage 240V, depositing electricity is 8,640,000 ten thousand joules, about 24000WH.Depth of discharge is quasi- to reach 94%, needs to put
Electricity arrives 60V.
Super capacitor module carries out active voltage balancing using clipping energy consumption balanced way, discharges into 60V's from 240V
Capacity is 0.5*3000* (2402-602)/3600=22500WH, meets the requirement of the DC power system of exemplary nominal.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass similarly includes within the scope of patent protection of the utility model.
Claims (10)
1. a kind of novel super capacitor DC power-supply system, it is characterised in that: including AC/DC converter, DC/DC converter, master
Controller and ultracapacitor energy storage unit, the external single-phase alternating current of AC/DC converter, and the AC/DC converter point
It is not connect with ultracapacitor energy storage unit, master controller, DC/DC converter, the DC/DC converter and master controller connect
It connects, the master controller is connect with supercapacitor storage unit, and the first output end of the DC/DC converter connects DC48V
Load, second output terminal connect DC220V or DC110V load, and the ultracapacitor energy storage unit includes supercapacitor string
And gang mould group and press monitoring circuit module, wherein the series-parallel mould group of the supercapacitor is series-parallel by multiple supercapacitors
It forms, monitoring circuit module is pressed in the series-parallel mould group connection of supercapacitor.
2. novel super capacitor DC power-supply system according to claim 1, it is characterised in that: the AC/DC converter
The external single-phase alternating current of first input end, the first output end of the second input terminal and master controller is electrically connected, the AC/DC
The first input end of the first output end and ultracapacitor energy storage unit of converter is electrically connected, the AC/DC converter
The third input terminal that first output end also passes through DC bus and DC/DC converter is electrically connected, and the second of AC/DC converter is defeated
Outlet and the first input end of DC/DC converter are electrically connected.
3. novel super capacitor DC power-supply system according to claim 1, it is characterised in that: the master controller includes
ARM chip, liquid crystal display, keyboard, CAN communication module and RS485 interface, the ARM chip respectively with liquid crystal display, key
Disk, CAN communication module are connected with RS485 interface.
4. novel super capacitor DC power-supply system according to claim 1, it is characterised in that: the AC/DC converter
Including single-phase uncontrollable rectifier circuit, the first electromagnetic interface filter and it is single-ended just encouraging isolated form BUCK converter, the first EMI filtering
Device output end connects the input terminal of single-phase uncontrollable rectifier circuit, and the output end connection of the single-phase uncontrollable rectifier circuit is single-ended just to encourage
The first input end of isolated form BUCK converter, single-ended the first output end connection for just encouraging isolated form BUCK converter are super
The first input end of capacitor energy-storage units, second output terminal connect the first input end of DC/DC converter.
5. novel super capacitor DC power-supply system according to claim 4, it is characterised in that: described single-ended just to encourage isolation
Type BUCK converter includes controllable electronic power switch K1 and K2, diode D1 and D2, isolating transformer T1, the first driving circuit
Connected with the grid of UC3845 chip, the controllable electronic power switch K1 and K2 by the first driving circuit and UC3845 chip
It connects, the source electrode phase with controllable electronic power switch K2 again after the source electrode of the controllable electronic power switch K1 is connect with diode D1
Even, connect again with the drain electrode of controllable electronic power switch K1 after the drain electrode of the controllable electronic power switch K2 is connect with diode D2
It connects, the drain electrode of the controllable electronic power switch K2 is connect with the primary different name end of isolating transformer T1, the controllable electric power electricity
The source electrode of sub switch K1 is connect with the primary Same Name of Ends of isolating transformer T1, and the secondary windings of the isolating transformer T1 passes through master
Controller is connect with UC3845 chip, and the secondary windings of the isolating transformer T1 is connect with DC/DC converter.
6. novel super capacitor DC power-supply system according to claim 5, it is characterised in that: described single-ended just to encourage isolation
Type BUCK converter further includes filter circuit, and the filter circuit includes diode D3 and D4, inductance L1, capacitor C2.
7. novel super capacitor DC power-supply system according to claim 1, it is characterised in that: the DC/DC converter
Including the second electromagnetic interface filter, BOOST converter and two-way both-end deexcitation connect and BOOST converter are isolated all the way, and described second
The input terminal of electromagnetic interface filter is connect with the output end of AC/DC converter, the first output end and one of second electromagnetic interface filter
BOOST converter connection is isolated with the series connection of two-way both-end deexcitation in the connection of road BOOST converter, second output terminal.
8. novel super capacitor DC power-supply system according to claim 7, it is characterised in that: the BOOST all the way becomes
Parallel operation includes filter capacitor C4, inductance L2, controlled electric electronic switch K5, diode D11, filter capacitor C8, the second driving electricity
Road and UC3842 chip, one end of the filter capacitor C4 connect the first output end of the second electromagnetic interface filter, other end connection the
The second output terminal of two electromagnetic interface filters, and one end of the filter capacitor C4 connect with inductance L2 after again with controlled electric electronics
The drain electrode of switch K5 connects, and the other end is connect with the source electrode of controlled electric electronic switch K5, the controlled electric electronic switch K5
Higher level connect with UC3842 chip by the second driving circuit, the drain electrode of the controlled electric electronic switch K5 and diode
D11 and filter capacitor C8 is connect after being connected in series with the source electrode of controlled electric electronic switch K5, the both ends of the filter capacitor C8
Connect with the pressure monitoring circuit module of ultracapacitor energy storage unit, it is described pressure monitoring circuit module by master controller with
The connection of UC3842 chip, the both ends of the filter capacitor C8 are also connected with DC48V load.
9. novel super capacitor DC power-supply system according to claim 7, it is characterised in that: the two-way both-end deexcitation
Series connection isolation BOOST converter includes filter capacitor C3, controlled electric electronic switch K3 and K4, isolating transformer T2 and T3, two
Pole pipe D9 and D10, filter capacitor C5, C6 and C7, third driving circuit and UC3845 chip, the of second electromagnetic interface filter
One output end is connect by filter capacitor C3 with the source electrode of controlled electric electronic switch K3, K4, the controlled electric electronic switch
The primary different name end of the drain electrode of K3 and isolating transformer T2 connects, the drain electrode of the controlled electric electronic switch K4 with change is isolated
The primary different name end connection of depressor T3, the primary Same Name of Ends and the second electromagnetic interface filter of conveying isolating transformer T2 and T3
The grid of the connection of first output end, controlled electric the electronic switch K3 and K4 is connected by third driving circuit and UC3845 chip
It connects, the secondary different name end of the isolating transformer T2 is connect with the anode of diode D9, the cathode of the diode D9 and filter
One end of wave capacitor C5 connects, and the other end of the filter capacitor C5 is connect with the secondary Same Name of Ends of isolating transformer T2, institute
The secondary different name end for stating isolating transformer T3 is connect with the anode of diode D10, the cathode and filtered electrical of the diode D10
Hold one end connection of C6, the other end of the filter capacitor C6 is connect with the secondary Same Name of Ends of isolating transformer T3, the filter
One end of wave capacitor C5 connect by filter capacitor C7 with the other end of filter capacitor C6, the both ends of the filter capacitor C7 with surpass
Grade capacitor energy-storage units pressure monitoring circuit module connection, it is described pressure monitoring circuit module by master controller with
The connection of UC3845 chip, the both ends of the filter capacitor C7 are also connected with DC220/110V load.
10. novel super capacitor DC power-supply system described according to claim 1 or 8 or 9, it is characterised in that: described to press
Monitoring circuit module includes UC3902 parallel connection equalizer circuit, and the UC3902 parallel connection equalizer circuit includes UC3902 chip, resistance
R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, capacitor C9, capacitor C10, capacitor C11, the UC3902 chip
The end SEN is connect with one end of capacitor C9, and the end ADJ of the UC3902 chip is connected between resistance R1 and resistance R2, the resistance
Master controller is connected between R2 and resistance R3, the end ADJR of the UC3902 chip is grounded after connecting with resistance R5, the electricity
Hold C9 one end connect with resistance R4 after be grounded, the end COMP of the UC3902 chip and the company of series connection of resistance R6 and capacitor C10
It is grounded after connecing, the one end SHA ground connection of the UC3902 chip, the SHA+ of the UC3902 chip is connect with DC bus, described
The end VCC of UC3902 chip is grounded after connecting with capacitor C11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821755842.8U CN209375221U (en) | 2018-10-26 | 2018-10-26 | Novel super capacitor DC power-supply system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821755842.8U CN209375221U (en) | 2018-10-26 | 2018-10-26 | Novel super capacitor DC power-supply system |
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| CN209375221U true CN209375221U (en) | 2019-09-10 |
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| CN201821755842.8U Active CN209375221U (en) | 2018-10-26 | 2018-10-26 | Novel super capacitor DC power-supply system |
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| Country | Link |
|---|---|
| CN (1) | CN209375221U (en) |
-
2018
- 2018-10-26 CN CN201821755842.8U patent/CN209375221U/en active Active
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Address after: 473000 Building C24, China Europe Industrial Park, the northeast corner of the intersection of Longsheng Avenue and Qilin Road, Jingang Street, Wolong District, Nanyang City, Henan Province Patentee after: Henan Chuanguang Intelligent Electrical Co.,Ltd. Address before: 473000 100 meters south of Jingang new village, Longsheng industrial park, Nanyang City, Henan Province Patentee before: NANYANG CHUANGUANG INTELLIGENT ELECTRICAL Co.,Ltd. |