CN107069726A - A kind of electric power energy-saving control system - Google Patents
A kind of electric power energy-saving control system Download PDFInfo
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- CN107069726A CN107069726A CN201710079606.2A CN201710079606A CN107069726A CN 107069726 A CN107069726 A CN 107069726A CN 201710079606 A CN201710079606 A CN 201710079606A CN 107069726 A CN107069726 A CN 107069726A
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- 230000003750 conditioning effect Effects 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000002955 isolation Methods 0.000 claims abstract description 12
- 239000003990 capacitor Substances 0.000 claims abstract description 7
- 239000004065 semiconductor Substances 0.000 claims description 23
- 230000005611 electricity Effects 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000005286 illumination Methods 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000009123 feedback regulation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- 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
- H02J3/01—Arrangements for reducing harmonics or ripples
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
The invention discloses a kind of electric power energy-saving control system, including controller, inverter, drive module, current sensor A, signal conditioning circuit and zero cross detection circuit, the controller connects zero cross detection circuit, memory module, signal conditioning circuit and inverter respectively, signal conditioning circuit is also connected with voltage sensor, isolation module and current sensor B, isolation module is also connected with current sensor A, and voltage sensor is also connected with storage capacitor.Electric power energy-saving control system of the present invention does not have the limitation of electric wire, load can arbitrarily be installed in the range of wireless power receiving, and the high order current harmonics in being operated with filtering appts, the total harmonic distortion of power transmission network is reduced, so as to reach the purpose compensated to bearing power, present invention can apply in household, vehicle-mounted, scene or landscape LED illumination, effectively improve the flexibility of illumination profile, save electric energy and reduce light pollution, and improve the quality of power supply, have a wide range of applications.
Description
Technical field
The present invention relates to a kind of control system, specifically a kind of electric power energy-saving control system.
Background technology
At present, most of electrical equipment in power network is all the load for belonging to perception, such as asynchronous machine, transformer
Deng, while they consume active power in the process of running, will also from power network absorbing reactive power, the reactive power of absorption
The electric current in circuit can be caused to increase, the waste that electric energy is unnecessary is caused, reduce power factor and quality of voltage.By electricity in parallel
Case is arranged in power network and may be reduced by the flowing of reactive power, so as to reduce transmission line of electricity because additionally conveying idle
Power and the transmission losses caused.The more existing type of drive using Control is unreliable, and precise control is not high,
And system architecture is complicated, wiring is more, and the scope of application is small.
The content of the invention
Improve the electric power energy-saving control system of the quality of power supply it is an object of the invention to provide a kind of, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the present invention provides following technical scheme:
A kind of electric power energy-saving control system, including controller, inverter, drive module, current sensor A, signal condition
Circuit and zero cross detection circuit, the controller connect zero cross detection circuit, memory module, signal conditioning circuit and inversion respectively
Device, signal conditioning circuit is also connected with voltage sensor, isolation module and current sensor B, and isolation module is also connected with current sense
Device A, voltage sensor is also connected with storage capacitor, and the inverter is also respectively connected with storage capacitor and current sensor B, and electric current is passed
Sensor B is also connected with power network, and power network is also respectively connected with zero cross detection circuit and current sensor A, and current sensor A is also connected with driving
Module;
The isolation module includes resistance R1, electric capacity C1, triode VT1, transformer T, diode D1 and metal-oxide-semiconductor VS1, institute
State resistance R1 one end and connect resistance R2 and input signal Vi, resistance R1 other end connecting triode VT1 base stages, triode respectively
VT1 colelctor electrodes connect power supply VCC, and triode VT1 emitter stages connect electric capacity C1 and triode VT2 emitter stages, triode VT2 respectively
Base stage connects the resistance R2 other ends, and triode VT2 colelctor electrodes connection resistance R8 is simultaneously grounded, resistance R8 other ends connection transformer T
Coil L1, transformer T coil the L1 other end connect the electric capacity C1 other ends, transformer T coil L2 one end connect respectively electric capacity C2 and
Resistance R7, electric capacity the C2 other end connect resistance R3, the resistance R3 other ends connect respectively the resistance R7 other ends, diode D1 positive poles,
Resistance R5 and triode VT4 base stages, the resistance R5 other ends connect the transformer T coil L2 other ends, triode VT4 current collections respectively
Pole, diode D3 positive poles, metal-oxide-semiconductor VS1 S poles and switch VS2 D poles, diode D3 negative poles connect respectively diode D1 negative poles,
The G poles of triode VT4 emitter stages and metal-oxide-semiconductor VS1, metal-oxide-semiconductor VS1 D poles connection output end vo, the S poles point of the metal-oxide-semiconductor VS2
Lian Jie not diode D4 positive poles, triode VT3 colelctor electrodes, resistance R6, resistance R9 and transformer T coil L3, metal-oxide-semiconductor VS2 G poles
Diode D4 negative poles, triode VT3 emitter stages and diode D2 negative poles are connected respectively, and diode D2 positive poles connect resistance respectively
R4, the resistance R6 other ends and triode VT3 base stages, the resistance R4 other ends connect electric capacity C3 and the resistance R9 other ends, electric capacity respectively
The C3 other ends connect the transformer T coil L3 other ends.
It is used as further scheme of the invention:The controller uses TMS320F2812.
It is used as further scheme of the invention:The signal conditioning circuit includes amplifying circuit, rectification circuit, filtered electrical
Road, clamper absorbing circuit and frequency overlapped-resistable filter circuit.
It is used as further scheme of the invention:The voltage sensor is Hall voltage sensor.
It is used as further scheme of the invention:The diode D1 is voltage-regulator diode.
Compared with prior art, the beneficial effects of the invention are as follows:Electric power energy-saving control system of the present invention does not have the limit of electric wire
System, load can arbitrarily be installed in the range of wireless power receiving, and the high order current harmonics in being operated with filtering appts,
The total harmonic distortion of power transmission network is reduced, so as to reach the purpose compensated to bearing power, present invention can apply to household, car
In load, scene or landscape LED illumination, the flexibility of illumination profile is effectively improved, electric energy is saved and reduces light pollution, and improve
The quality of power supply, has a wide range of applications.
Brief description of the drawings
Fig. 1 is the schematic block circuit diagram of electric power energy-saving control system;
Fig. 2 is the circuit diagram of isolation module in electric power energy-saving control system.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer in Fig. 1~2, the embodiment of the present invention, a kind of electric power energy-saving control system, including controller, inverter, drive
Dynamic model block, current sensor A, signal conditioning circuit and zero cross detection circuit, the controller connect respectively zero cross detection circuit,
Memory module, signal conditioning circuit and inverter, signal conditioning circuit are also connected with voltage sensor, isolation module and current sense
Device B, isolation module is also connected with current sensor A, and voltage sensor is also connected with storage capacitor, and the inverter is also respectively connected with storage
Energy electric capacity and current sensor B, current sensor B are also connected with power network, and power network is also respectively connected with zero cross detection circuit and electric current is passed
Sensor A, current sensor A is also connected with drive module.The isolation module includes resistance R1, electric capacity C1, triode VT1, transformation
Device T, diode D1 and metal-oxide-semiconductor VS1, described resistance R1 one end connects resistance R2 and input signal Vi, the resistance R1 other ends respectively
Connecting triode VT1 base stages, triode VT1 colelctor electrodes connection power supply VCC, triode VT1 emitter stages connect respectively electric capacity C1 and
Triode VT2 emitter stages, the triode VT2 base stages connection resistance R2 other ends, triode VT2 colelctor electrodes connection resistance R8 simultaneously connects
Ground, resistance R8 other ends connection transformer T coil L1, the transformer T coil L1 other ends connection electric capacity C1 other ends, transformer T
Coil L2 one end connects electric capacity C2 and resistance R7 respectively, and electric capacity C2 other ends connection resistance R3, the resistance R3 other ends are connected respectively
The resistance R7 other ends, diode D1 positive poles, resistance R5 and triode VT4 base stages, the resistance R5 other ends connect transformer T lines respectively
Enclose the L2 other ends, triode VT4 colelctor electrodes, diode D3 positive poles, metal-oxide-semiconductor VS1 S poles and the D poles for switching VS2, diode D3
Negative pole connects diode D1 negative poles, triode VT4 emitter stages and metal-oxide-semiconductor VS1 G poles, metal-oxide-semiconductor VS1 D poles connection output respectively
Vo is held, the S poles of the metal-oxide-semiconductor VS2 connect diode D4 positive poles, triode VT3 colelctor electrodes, resistance R6, resistance R9 and change respectively
Depressor T coil L3, metal-oxide-semiconductor VS2 G poles connect diode D4 negative poles, triode VT3 emitter stages and diode D2 negative poles respectively,
Diode D2 positive poles connect resistance R4, the resistance R6 other ends and triode VT3 base stages respectively, and the resistance R4 other ends connect electricity respectively
Hold C3 and the resistance R9 other ends, the electric capacity C3 other ends connection transformer T coil L3 other ends;The controller is used
TMS320F2812;The signal conditioning circuit includes amplifying circuit, rectification circuit, filter circuit, clamper absorbing circuit and resisted mixed
Folded filter circuit;The voltage sensor is Hall voltage sensor.
The digital signal processor of Fig. 1~2, MS320F2812 models is referred to as controller, modulate circuit includes putting
Big circuit, rectification circuit and frequency overlapped-resistable filter circuit, current sensor A sampling load end three-phase currents, pass through signal condition
Make harmonic current extraction algorithm and control algolithm processing after A/D collections inside circuit feeding controller via controller, and drive
Inverter makees corresponding counteracting to harmonic current, and the compensation electric current exported of being sampled with current sensor B makees feedback regulation, inverter
The A/D that DC bus-bar voltage converts inside supply controller through Hall voltage sensor is gathered, and controls its DC capacitor voltage
Stable, zero crossing of the three-phase voltage signal that power network is produced after zero cross detection circuit is as zero cross fired signal, as every
Individual periodic software processing is reset and initial signal.
The push-pull type power amplifier that triode VT1, VT2 are constituted, when input chip Vi is high level, triode VT1 conductings,
Metal-oxide-semiconductor VS1 driving powers are provided;During low level, triode VT2 is turned on, and the energy storage on electric capacity C1 provides reverse impulse, transformer
Become complementary pulse signal after the conditioned circuit of two-way waveform of coil L2 and transformer coil L3 outputs, so as to drive MOS
Pipe VS1 and metal-oxide-semiconductor VS2, pulse signal is timing, and metal-oxide-semiconductor VS1 and VS2 are turned on, and triode VT3, VT4 ends during this period, by
The leadage circuit that triode VT3, VT4 are constituted is not worked, when pulse signal is zero, then triode VT3, VT4 is turned on, and is quickly let out
Metal-oxide-semiconductor VS1 and VS2 electric charge is put, accelerates metal-oxide-semiconductor VS1 and VS2 cut-off, voltage-regulator diode D1, D2 are carried out to impulse waveform forward direction
Slicing.
In summary, electric power energy-saving control system of the present invention does not have the limitation of electric wire, and load can receive in wireless power
In the range of arbitrarily install, and the high order current harmonics in being operated with filtering appts reduces the total harmonic distortion of power transmission network, from
And the purpose compensated to bearing power has been reached, present invention can apply in household, vehicle-mounted, scene or landscape LED illumination, have
Effect ground improves the flexibility of illumination profile, saves electric energy and reduces light pollution, and improves the quality of power supply, before having a wide range of applications
Scape.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the claim involved by limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. a kind of electric power energy-saving control system, including controller, inverter, drive module, current sensor A, signal condition electricity
Road and zero cross detection circuit, it is characterised in that the controller connects zero cross detection circuit, memory module, signal condition respectively
Circuit and inverter, signal conditioning circuit are also connected with voltage sensor, isolation module and current sensor B, and isolation module also connects
Current sensor A is met, voltage sensor is also connected with storage capacitor, and the inverter is also respectively connected with storage capacitor and current sense
Device B, current sensor B are also connected with power network, and power network is also respectively connected with zero cross detection circuit and current sensor A, current sensor A
It is also connected with drive module;
The isolation module includes resistance R1, electric capacity C1, triode VT1, transformer T, diode D1 and metal-oxide-semiconductor VS1, the electricity
Resistance R1 one end connects resistance R2 and input signal Vi, resistance R1 other end connecting triode VT1 base stages, triode VT1 collection respectively
Electrode connects power supply VCC, and triode VT1 emitter stages connect electric capacity C1 and triode VT2 emitter stages, triode VT2 base stages respectively
The resistance R2 other ends are connected, triode VT2 colelctor electrodes connection resistance R8 is simultaneously grounded, resistance R8 other ends connection transformer T coils
L1, transformer T coil the L1 other end connect the electric capacity C1 other ends, and transformer T coil L2 one end connects electric capacity C2 and resistance respectively
R7, electric capacity the C2 other end connect resistance R3, and the resistance R3 other ends connect the resistance R7 other ends, diode D1 positive poles, resistance respectively
R5 and triode VT4 base stages, the resistance R5 other ends connect the transformer T coil L2 other ends, triode VT4 colelctor electrodes, two respectively
Pole pipe D3 positive poles, metal-oxide-semiconductor VS1 S poles and the D poles for switching VS2, diode D3 negative poles connect diode D1 negative poles, three poles respectively
The G poles of pipe VT4 emitter stages and metal-oxide-semiconductor VS1, metal-oxide-semiconductor VS1 D poles connection output end vo, the S poles of the metal-oxide-semiconductor VS2 connect respectively
Connect diode D4 positive poles, triode VT3 colelctor electrodes, resistance R6, resistance R9 and transformer T coil L3, metal-oxide-semiconductor VS2 G poles difference
Diode D4 negative poles, triode VT3 emitter stages and diode D2 negative poles are connected, diode D2 positive poles connect resistance R4, electricity respectively
The R6 other ends and triode VT3 base stages are hindered, the resistance R4 other ends connect electric capacity C3 and the resistance R9 other ends respectively, and electric capacity C3 is another
The end connection transformer T coil L3 other ends.
2. electric power energy-saving control system according to claim 1, it is characterised in that the controller is used
TMS320F2812。
3. electric power energy-saving control system according to claim 1, it is characterised in that the signal conditioning circuit includes amplification
Circuit, rectification circuit, filter circuit, clamper absorbing circuit and frequency overlapped-resistable filter circuit.
4. electric power energy-saving control system according to claim 1, it is characterised in that the voltage sensor is Hall voltage
Sensor.
5. electric power energy-saving control system according to claim 1, it is characterised in that the diode D1 is the pole of voltage stabilizing two
Pipe.
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CN201710079606.2A CN107069726A (en) | 2017-01-24 | 2017-01-24 | A kind of electric power energy-saving control system |
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CN110718964A (en) * | 2019-10-14 | 2020-01-21 | 江西科威电力发展有限公司 | Energy-saving control system for electric power engineering |
CN110831295A (en) * | 2019-11-20 | 2020-02-21 | 昂宝电子(上海)有限公司 | Dimming control method and system for dimmable LED lighting system |
RU2725486C1 (en) * | 2019-06-03 | 2020-07-02 | Дмитрий Алексеевич Филатов | Method for reduction of power consumption of led system of irradiation (illumination) of plants |
US11297704B2 (en) | 2019-08-06 | 2022-04-05 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for bleeder control related to TRIAC dimmers associated with LED lighting |
US11540371B2 (en) | 2020-04-13 | 2022-12-27 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for controlling power factors of LED lighting systems |
US11564299B2 (en) | 2019-12-19 | 2023-01-24 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for providing power supply to current controllers associated with LED lighting |
US11570859B2 (en) | 2017-12-28 | 2023-01-31 | On-Bright Electronics (Shanghai) Co., Ltd. | LED lighting systems with TRIAC dimmers and methods thereof |
US11678417B2 (en) | 2019-02-19 | 2023-06-13 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods with TRIAC dimmers for voltage conversion related to light emitting diodes |
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US11723128B2 (en) | 2019-12-27 | 2023-08-08 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for controlling currents flowing through light emitting diodes |
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US12009825B2 (en) | 2017-07-10 | 2024-06-11 | On-Bright Electronics (Shanghai) Co., Ltd. | Switch control systems for light emitting diodes and methods thereof |
US11695401B2 (en) | 2017-07-10 | 2023-07-04 | On-Bright Electronics (Shanghai) Co., Ltd. | Switch control systems for light emitting diodes and methods thereof |
US11937350B2 (en) | 2017-12-28 | 2024-03-19 | On-Bright Electronics (Shanghai) Co., Ltd. | LED lighting systems with TRIAC dimmers and methods thereof |
US11570859B2 (en) | 2017-12-28 | 2023-01-31 | On-Bright Electronics (Shanghai) Co., Ltd. | LED lighting systems with TRIAC dimmers and methods thereof |
US11638335B2 (en) | 2017-12-28 | 2023-04-25 | On-Bright Electronics (Shanghai) Co., Ltd. | LED lighting systems with TRIAC dimmers and methods thereof |
US11678417B2 (en) | 2019-02-19 | 2023-06-13 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods with TRIAC dimmers for voltage conversion related to light emitting diodes |
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US11297704B2 (en) | 2019-08-06 | 2022-04-05 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for bleeder control related to TRIAC dimmers associated with LED lighting |
US11792901B2 (en) | 2019-08-06 | 2023-10-17 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for bleeder control related to TRIAC dimmers associated with LED lighting |
CN110718964A (en) * | 2019-10-14 | 2020-01-21 | 江西科威电力发展有限公司 | Energy-saving control system for electric power engineering |
US11405992B2 (en) | 2019-11-20 | 2022-08-02 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for dimming control related to TRIAC dimmers associated with LED lighting |
US11743984B2 (en) | 2019-11-20 | 2023-08-29 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for dimming control related to TRIAC dimmers associated with LED lighting |
CN110831295A (en) * | 2019-11-20 | 2020-02-21 | 昂宝电子(上海)有限公司 | Dimming control method and system for dimmable LED lighting system |
US11564299B2 (en) | 2019-12-19 | 2023-01-24 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for providing power supply to current controllers associated with LED lighting |
US11856670B2 (en) | 2019-12-19 | 2023-12-26 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for providing power supply to current controllers associated with LED lighting |
US11723128B2 (en) | 2019-12-27 | 2023-08-08 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for controlling currents flowing through light emitting diodes |
US11540371B2 (en) | 2020-04-13 | 2022-12-27 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for controlling power factors of LED lighting systems |
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Application publication date: 20170818 |