CN209419298U - A kind of speed regulation potential energy load energy-saving control circuit - Google Patents
A kind of speed regulation potential energy load energy-saving control circuit Download PDFInfo
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- CN209419298U CN209419298U CN201920437981.4U CN201920437981U CN209419298U CN 209419298 U CN209419298 U CN 209419298U CN 201920437981 U CN201920437981 U CN 201920437981U CN 209419298 U CN209419298 U CN 209419298U
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Abstract
A kind of speed regulation potential energy load energy-saving control circuit, includes rectification unit, power saving unit and inversion unit;Rectification unit includes input power, rectifier bridge and output circuit;Power saving unit includes direct-flow input circuit, super capacitor group, filter capacitor, energy consumption resistance, DC-DC device and DC output circuit;Inversion unit uses the electric energy of battery storage to load after inversion；Advantage are as follows: the efficient energy using battery pack or super capacitor group, it is energy saving, reduce production and manufacturing cost.
Description
Technical field
The utility model belongs to motor control technology field, and in particular to a kind of speed regulation potential energy load energy-saving control circuit.
Background technique
It is well known that including but not limited to following several in operating condition of the processing with energy back both at home and abroad at present: first,
The decentralization fed back with potential energy and the reciprocating motion, such as drilling machine, pumping unit, port machine etc. that above mention, second, with brake apparatus
Horizontal acceleration and deceleration motion, such as subway, electric car etc. have this kind the operating condition of energy back, current control circuit
Two stages are predominantly stayed in, are braking resistor to be added extra energy consumption is become thermal energy and disposed in other words first；
Second advanced circuit of kind is that battery pack or super capacitor group is added by extra energy storage, does not have energy to system
The energy consumption of storage is fallen after feedback, brake unit can be added in circuit simultaneously, for full in battery pack or super capacitor group
After electricity, the consumption of dump energy, but the case where be based on second of circuit, when battery pack or super capacitor group voltage are lower than certain
After value, output voltage can not maintain the normal work of rectifier bridge, at this time just need by means of exchange survey energy come after
The continuous operation for maintaining load, and the energy for remaining in battery pack or super capacitor group can not play its effect.Based on the above back
Scape, the utility model provide a kind of speed regulation potential energy load energy-saving control circuit to solve the problems, such as such in current industry.
Summary of the invention
In order to solve prior art defect, the utility model provides a kind of speed regulation potential energy load energy-saving control circuit.
The technical solution of the utility model is:
A kind of speed regulation potential energy load energy-saving control circuit, includes rectification unit, power saving unit, inversion unit, described is whole
Flowing unit includes input power, rectifier bridge and output circuit；Power saving unit includes direct-flow input circuit, super capacitor group, filtering
Capacitor, energy consumption resistance, DC-DC device and DC output circuit；Inversion unit is battery pack and inverter circuit；The rectification list
The input circuit of member accesses three-phase ac power supply, and output circuit divides two-way to access power saving unit；The input circuit of power saving unit comes
Derived from rectification unit；The super capacitor group of power saving unit is connected with filter capacitor, and and diodes in parallel, super capacitor group difference
It is in parallel with energy consumption resistance, DC-DC device and filter capacitor；Last power saving unit and cascaded inverters and one.
It connects in the super capacitor group and the circuit of diodes in parallel a diode.
The super capacitor group and diode and a concatenated circuit of filter capacitor and two filter capacitors are concatenated
Circuit in parallel.
When battery pack or super capacitor group in the power saving unit do not have energy, it is directly output to by filter capacitor
The input circuit of inversion unit.
The input circuit of the power saving unit is direct current input.
When the super capacitor group does not have energy, the input circuit of the output circuit connection inversion unit of rectification unit.
When the battery pack or super capacitor group has energy, super capacitor group is connected with filter capacitor, by means of rectification
The output circuit of unit, supplies energy to inversion unit.
When the super capacitor group does not have energy, by DC-DC, absorbed from bus from the output electricity of rectification unit
The energy on road may also come from feedback of the inversion unit from load end.
The energy consumption resistance R prevents super capacitor group overcharge under the conditions of energy affluence.
The filter capacitor in parallel with super capacitor group eliminates circuit ripple.
The advantages of the utility model are as follows: the efficient energy using battery pack or super capacitor group, it is energy saving, reduce life
Production and manufacturing cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Wherein: 1 being input circuit, 2 be rectification unit, 3 be diode, 4 be super capacitor group, 5 be filter capacitor, 6 be
Energy consumption resistance, 7 be DC-DC device, 8 be inversion unit.
Specific embodiment
In order to which the purpose of this utility model, technical solution and advantage are apparent, below in conjunction with the utility model
Attached drawing, to the technical solution of the utility model carry out comprehensively, be fully described by.
A kind of speed regulation potential energy load energy-saving control circuit, it is described comprising rectification unit 2, power saving unit, inversion unit 8
Rectification unit 2 includes input power, rectifier bridge and output circuit；Power saving unit include direct-flow input circuit, super capacitor group 4,
Filter capacitor 5, energy consumption resistance 6, DC-DC device 7 and DC output circuit；Inversion unit 8 is battery pack and inverter circuit；It is described
Rectification unit 2 input circuit 1 access three-phase ac power supply, output circuit divide two-way access power saving unit；Power saving unit
Input circuit 1 derives from rectification unit 2；The super capacitor group 4 of power saving unit is connected with filter capacitor 5, and simultaneously with diode 3
Connection, super capacitor group 4 are in parallel with energy consumption resistance 6, DC-DC device 7 and filter capacitor 5 respectively；Last power saving unit and inversion list
8 series connection of member and one.
It connects in the super capacitor group 4 and the circuit in parallel of diode 3 diode 3.
The super capacitor group 4 and diode 3 and a concatenated circuit of filter capacitor 5 and two filter capacitors 5 are gone here and there
The circuit in parallel of connection.
When battery pack or super capacitor group 4 in the power saving unit do not have energy, directly exported by filter capacitor 5
To the input circuit 1 of inversion unit 8.
The input circuit 1 of the power saving unit is direct current input.
When the super capacitor group 4 does not have energy, the input electricity of the output circuit connection inversion unit 8 of rectification unit 2
Road 1.
When the battery pack or super capacitor group 4 has energy, super capacitor group 4 is connected with filter capacitor 5, by means of whole
The output circuit for flowing unit 2, supplies energy to inversion unit 8.
When the super capacitor group 4 does not have energy, by DC-DC, absorb from bus from the output of rectification unit 2
The energy of circuit may also come from feedback of the inversion unit 8 from load end.
The energy consumption resistance 6 prevents 4 overcharge of super capacitor group under the conditions of energy affluence.
The filter capacitor 5 in parallel with super capacitor group 4 eliminates circuit ripple.
As shown,
The input circuit 1 of rectification unit 2 accesses three-phase ac power supply, and alternating current is become direct current by rectifier bridge, defeated
Out to power saving unit, or when in power saving unit battery pack or super capacitor group 4 there is no energy when, it is direct by filter capacitor 5
It exports to the input circuit 1 of inversion unit 8.
The input circuit 1 of power saving unit is direct current input, from the output circuit of rectification unit 2.The effect of diode 3
It is 3 forward conduction of diode when battery pack or super capacitor group 4 do not have energy, directly connects the output circuit of rectification unit 2
It is connected to the input circuit 1 of inversion unit 8, when battery pack or super capacitor group 4 have energy, diode 3 reversely ends, by electricity
Pond group or super capacitor are connected with filter capacitor 5, by means of the output circuit of rectification unit 2, supply energy to inversion unit 8,
Until the energy of battery pack or super capacitor group 4 is used up.The effect of diode 3 is that have energy in battery pack or super capacitor group 4
Under the premise of, 3 forward conduction of diode is connected by battery pack or super capacitor with filter capacitor 5, by means of rectification unit 2
Output circuit supplies energy to inversion unit 8, until the energy of battery pack or super capacitor group 4 is used up；In battery pack or super
Under the premise of capacitance group 4 does not have energy, diode 3 reversely ends, and battery pack or super capacitor group 4 can only be filled by means of DC-DC
Set 7, energy absorbed from bus, energy may come from the output circuit of rectification unit 2, may also come from inversion unit 8 from
The feedback of load end.The effect of energy consumption resistance 6 is to prevent battery pack or super capacitor overcharge under conditions of energy affluence.
The effect of battery pack or super capacitor group 4 is to absorb feedback energy, and release energy when load needs.The work of filter capacitor 5
With being connected and provide energy to battery pack or super capacitor group 4 under the premise of battery pack or super capacitor group 4 have energy
Inversion unit 8, the effect of filter capacitor 5 and filter capacitor 5 are to eliminate circuit ripple.The effect of DC-DC device 7 is using built-in
Monitoring unit and single-chip microcontroller, according to the variation of load control the safe and efficient charge and discharge of super capacitor.
The connection of input circuit 1 and rectification unit 2 and the power saving unit of inversion unit 8, when load needs energy, by bus
On direct current, inversion is alternating current, and supply load uses, and when load feedback energy, energy input DC-DC device 7 is used
In the charge and discharge of battery pack or super capacitor.
Claims (10)
- It include rectification unit (2), power saving unit, inversion unit (8), spy 1. a kind of speed regulation potential energy loads energy-saving control circuit Sign is: the rectification unit (2) includes input power, rectifier bridge and output circuit；Power saving unit includes direct current input electricity Road, super capacitor group (4), filter capacitor (5), energy consumption resistance (6), DC-DC device (7) and DC output circuit；Inversion unit It (8) is battery pack and inverter circuit；The input circuit (1) of the rectification unit (2) accesses three-phase ac power supply, output circuit Two-way is divided to access power saving unit；The input circuit (1) of power saving unit derives from rectification unit (2)；The super capacitor of power saving unit Group (4) is connected with filter capacitor (5), and in parallel with diode (3), super capacitor group (4) respectively with energy consumption resistance (6), DC-DC Device (7) and filter capacitor (5) are in parallel；Last power saving unit is connected and one with inversion unit (8).
- 2. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: the super electricity It connects in appearance group (4) and the circuit of diode (3) parallel connection a diode (3).
- 3. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: the super electricity Appearance group (4) and diode (3) and the concatenated circuit of a filter capacitor (5) and two concatenated circuit in parallel of filter capacitor (5).
- 4. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: the energy conservation is single When battery pack or super capacitor group (4) in member do not have energy, inversion unit (8) is directly output to by filter capacitor (5) Input circuit (1).
- 5. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: the energy conservation is single The input circuit (1) of member is direct current input.
- 6. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: the super electricity When appearance group (4) does not have energy, the input circuit (1) of output circuit connection inversion unit (8) of rectification unit (2).
- 7. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: the battery pack Or super capacitor group (4), when having energy, super capacitor group (4) is connected with filter capacitor (5), by means of the defeated of rectification unit (2) Circuit out supplies energy to inversion unit (8).
- 8. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: the super electricity When appearance group (4) does not have energy, by DC-DC, the energy from the output circuit in rectification unit (2) is absorbed from bus, it can also From inversion unit (8) from the feedback of load end.
- 9. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: the energy power consumption (6) are hindered under the conditions of energy affluence, prevent super capacitor group (4) overcharge.
- 10. a kind of speed regulation potential energy according to claim 1 loads energy-saving control circuit, it is characterised in that: it is described with it is super The filter capacitor (5) of grade capacitance group (4) parallel connection eliminates circuit ripple.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201920001879X | 2019-01-02 | ||
| CN201920001879 | 2019-01-02 |
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| CN209419298U true CN209419298U (en) | 2019-09-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861360A (en) * | 2019-01-02 | 2019-06-07 | 山东爱特机电技术有限责任公司 | A kind of speed regulation potential energy load energy-saving control circuit |
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2019
- 2019-04-02 CN CN201920437981.4U patent/CN209419298U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109861360A (en) * | 2019-01-02 | 2019-06-07 | 山东爱特机电技术有限责任公司 | A kind of speed regulation potential energy load energy-saving control circuit |
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