CN206673592U - A kind of comprehensive compensation type alternating current steady voltage plug - Google Patents
A kind of comprehensive compensation type alternating current steady voltage plug Download PDFInfo
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- CN206673592U CN206673592U CN201720449820.8U CN201720449820U CN206673592U CN 206673592 U CN206673592 U CN 206673592U CN 201720449820 U CN201720449820 U CN 201720449820U CN 206673592 U CN206673592 U CN 206673592U
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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
- Y02E40/30—Reactive power compensation
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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
Abstract
It the utility model is related to a kind of comprehensive compensation type alternating current steady voltage plug, dynamic voltage compensation loop is set, dynamic current compensates loop, real-time detection and dynamic electric voltage and the output control unit of current compensation loop of the power network with load side voltage electric current and power factor, the series connection access dynamic voltage compensation loop between load arrival end and power network, in load arrival end parallel connection dynamic current compensation loop, by the voltage x current and power factor that detect power network end and load end in real time, adjust the electric current of the voltage and current compensation loop output of voltage compensation loop output, load supplying voltage and current is compensated respectively, realize steady load side voltage and improve grid side power factor, reduce harmonic wave interference, it is good to improve grid power transmission efficiency voltage regulation result, power factor is high, fast response time；It is simple using Double closed-loop of voltage and current, control；Voltage and current compensation loop can use different compensating units to form, required design, and cost is low.
Description
Technical field
The utility model is related to can carry out the AC voltage-stabilizing technology of voltage and current dynamic compensation simultaneously, and in particular to a kind of
Comprehensive compensation type alternating current steady voltage plug.
Background technology
The construction of urban and rural power grids lags behind the growth of electricity needs at present, causes the long supply lines in urban and rural power grids particularly part
Road is big in peak times of power consumption line loss, and line transmission ability declines, and terminal voltage is too low, electrical equipment cisco unity malfunction,
Normal work and the life of urban and rural residents are had a strong impact on, or even causes " collapse of voltage ", threatens the stability of power system.
For the low-voltage governing problem of urban and rural power grids user, the technology generally used both at home and abroad has two classes with device：One
Class is voltage-regulation type, and load side voltage is improved by various dynamic voltage adjustment devices；One kind is reactive compensation type, negative by compensating
Side reactive current is carried, the reactive current loss in supply line is reduced, to improve load voltage.But any of the above technology is present
Deficiency：
Voltage-regulation type has regulation auto-transformer contact, control output transformer output tap, contactless throw-in and throw-off compensation
The modes such as transformer.Load-side connects load and is generally inductive load, and natural power factor is not high, needs to transmit in supply line
A large amount of reactive currents, as frequency conversion equipment and Switching Power Supply even load largely use, current harmonics is also very serious in supply line.
After load side voltage rise, load current, which includes reactive current harmonic electric current, can all increase, if grid side voltage is 110V tune
Load-side 220V is pressed onto, electric current can rise one times on circuit, and corresponding increase is lost in supply line, and power network supply voltage can enter one
Step declines.Part circuit, when electric current exceedes supply line's maximum current-carrying, protects dress because of the limitation of line transmission ability on circuit
Putting to act.Therefore voltage-regulation type equipment only adjusts load side voltage and is difficult to reach setting burning voltage, and line loss
It is larger.
Reactive compensation type has the modes such as static switched capacitor, static reacance generator, by compensating reactive power electric current, reduces
Loss caused by reactive current in supply line, the supply voltage that improves effect.But voltage regulation limits are narrow.
The long supply line's terminal voltage of urban and rural power grids is low, is mainly caused by current loss on circuit, and loads and be generally
Inductive load, natural power factor is not high, and substantial amounts of reactive current is transmitted in supply line, with frequency conversion equipment and switch electricity
Source even load largely uses, and current harmonics is also very serious in supply line, to improve and only carry out electricity to the supply voltage of load
Pressure or reactive-current compensation can not all obtain good effect, in order to solve the problems, such as the improvement of urban and rural power grids low-voltage, compel to be essential
Want a kind of while carry out voltage, the voltage controller power source of reactive current harmonic current compensation, voltage regulation result can be reached, and can improves
Power factor reduces line loss, reduces harmonic wave interference, and the utility model provides a kind of comprehensive compensation type alternating current steady voltage plug.
Utility model content
The purpose of this utility model is to be directed to above-mentioned present situation, it is desirable to provide one kind be used for low-voltage administer, can improve for
Electric reliability and efficiency, cost is low, and there is safe and environment-friendly, energy-conservation to be exchanged surely with the comprehensive compensation type of synergy feature
Voltage source.
The utility model adopts the following technical scheme that：
A kind of comprehensive compensation type alternating current steady voltage plug, it is characterised in that including dynamic voltage compensation loop and dynamic electric
Stream compensation loop；Dynamic voltage compensation loop one end connects power network, other end connected load side；Dynamic current compensates loop
It is connected in parallel on load both ends；Dynamic compensation Detection ＆ Controling unit two groups of inputs be respectively connected to grid side voltage current transformer and
Load side voltage current transformer；The output of dynamic compensation Detection ＆ Controling unit connects the defeated of dynamic voltage compensation loop simultaneously
Enter the input with dynamic current compensation loop.
In a kind of above-mentioned comprehensive compensation type alternating current steady voltage plug, the dynamic voltage compensation loop is by one group of dynamic switching
Voltage compensation unit and one group can continuously stepless pressure regulation compensating unit connect；The voltage compensation unit includes a compensation and become
Depressor and two groups of antiparallel thyristor modules, compensator transformer secondary side are connected in live wire, its primary side one crystalline substance of parallel connection
Brake tube module, one end are started to exchange fire line, and the other end is connected a thyristor module connecting to neutral line；It is described can continuous stepless pressure regulation compensating unit
It is secondary including a compensator transformer, two groups of IGBT modules, a filter inductor and a filter condenser, compensator transformer
Side is connected in live wire, and filter condenser and filter inductor composition resistance capaciting absorpting circuit are connected in parallel on compensator transformer primary side,
Compensator transformer primary side one IGBT module of parallel connection, one end connection live wire, one IGBT module connection zero line of other end series connection.
In a kind of above-mentioned comprehensive compensation type alternating current steady voltage plug, the dynamic voltage compensation loop includes multigroup series connection
The voltage compensation unit composition of dynamic switching is classified, each group voltage compensation unit offset voltage is matched somebody with somebody by binary coding 124
Put；Wherein, the voltage compensation unit structure per component level dynamic switching is identical, anti-simultaneously including a compensator transformer and two groups
The thyristor module of connection, compensator transformer secondary side are connected in live wire, its primary side one thyristor module of parallel connection, a termination
Live wire, the other end one thyristor module connecting to neutral line of series connection.
In a kind of above-mentioned comprehensive compensation type alternating current steady voltage plug, the dynamic current compensation loop includes parallel connection successively
The capacitor bank TSC of one group of dynamic switching, one group can continuously it is electrodeless regulation compensating reactive power electric current static reacance generator SVG and
One group can continuously it is electrodeless regulation compensation harmonic electric current active filter APF；The capacitor bank TSC of the dynamic switching includes one
Individual thyristor module, a capacitor, a reactor and a fuse protection, capacitor, reactor thyristor module and molten
Disconnected protection is connected in parallel between Live line Zero line after being sequentially connected in series；It is described continuously the electrodeless static reacance for adjusting compensating reactive power electric current to send out
Raw device SVG includes one group of IGBT bridge, an access reactor, a group capacitor and a fuse protection, and IGBT bridge ACs lead to
Cross between access reactor, fuse protection access Live line Zero line in parallel, its direct current side joint capacitor；It is described can continuously electrodeless regulation
The active filter APF of compensation harmonic electric current includes one group of IGBT bridge, an access reactor, a group capacitor and a fusing
Protection, between IGBT bridges AC is by accessing reactor, fuse protection access Live line Zero line in parallel, its direct current side joint electric capacity
Device.
In a kind of above-mentioned comprehensive compensation type alternating current steady voltage plug, the dynamic current compensation loop includes parallel connection successively
The capacitor bank of multigroup dynamic switching, multigroup passive filter；The capacitor bank structure of multigroup dynamic switching is identical, wraps
Include a thyristor module, a capacitor, a reactor and a fuse protection, capacitor, reactor thyristor module
And fuse protection be sequentially connected in series after be connected in parallel between Live line Zero line；Multigroup passive filter group structure is identical, including one
Individual thyristor module, a filter condenser, a filter reactor and a fuse protection, filter condenser, filter reactance
Device thyristor module and fuse protection are connected in parallel between Live line Zero line after being sequentially connected in series.
In a kind of above-mentioned comprehensive compensation type alternating current steady voltage plug, the dynamic compensates Detection ＆ Controling unit by DSP cores
Piece, ARM chips, A/D module, optocoupler, drive circuit, display module, communication module are formed；It is double using ARM chips and dsp chip
CPU, dsp chip are responsible for real time data calculating, and A/D module uses the passage analog-digital conversion ic AD7606 of 16 bit synchronization 8, bears
Duty samples to input signal；Dsp chip uses TMS320C2812 chips, is responsible for grid side and load side voltage and electricity
Stream sampled data is calculated in real time, obtains real-time voltage deviation, load reactive current and load harmonic current；ARM chips
Part uses STM32F103 chips, is responsible for output to display module and communication module；The communication module, display module, DSP
Chip, optocoupler and ARM chips connect；A/D module is connected with dsp chip；Drive circuit input connection optocoupler, output are mended with voltage
Repay unit connection.
The utility model is carried out to load supplying voltage and current respectively by voltage compensation loop and current compensation loop
Compensation, compared with existing alternating current steady voltage plug, has advantages below：1st, without harmonic wave interference, voltage regulation result is good, power factor
It is high：Fast response time, within response time 10ms, degree of regulation is high, electrodeless continuously adjustabe in range of regulation；2nd, both can be effective
Steady load side voltage, grid side power factor can be improved again, reduces harmonic wave interference, wastage reducing and energy saving；Improve line transmission effect
The operating efficiency of rate and electrical equipment：Transmission reactive current harmonic electric current in supply line is reduced, reduces corresponding circuit
Loss；3rd, it is simple using Double closed-loop of voltage and current, control；4th, voltage and current compensation loop can use different compensation single
Member composition, required design, while voltage regulation result is met, makes pressure regulation cost be far below existing voltage-regulating technique and device
The utility model is low-voltage problem, no-power vacancy problem provides AC voltage-stabilizing with the serious load side of harmonic problem
Power supply, grid side power factor can be improved, reduce the loss in supply line, reduce harmonic wave interference；Ensure that load side voltage refers to
Mark up to standard, raising power supply reliability and efficiency.For high power voltage stabilized power source, the utility model can configure multigroup
The voltage compensation unit of dynamic switching and one group can continuous stepless pressure regulation voltage compensation unit series connection, to reduce cost.Three
In intersecting streaming system, it is only necessary to a playscript with stage directions utility model is respectively accessed between three-phase firewire and zero line, you can realize comprehensive compensation type three
Cross streams voltage-stabilized power supply.
Brief description of the drawings
Fig. 1 is the block diagram of the utility model.
Fig. 2 is that one kind can electrodeless continuous voltage regulating voltage compensation unit schematic diagram.
Fig. 3 is one of dynamic voltage compensation circuit theory figure.
Fig. 4 is the two of dynamic voltage compensation circuit theory figure.
Fig. 5 is that dynamic current compensates one of circuit theory figure.
Fig. 6 is that dynamic current compensates the two of circuit theory figure.
Fig. 7 is Detection ＆ Controling unit schematic diagram.
Embodiment
The utility model is described in detail with reference to the accompanying drawings.
Reference picture 1, using capacity as 10kVA, voltage stabilized range is 220V ± 50%, is loaded as inductive factor 0.8, load
Exemplified by the alternating current steady voltage plug of harmonic current total harmonic distortion 10%.Power supply is compensated back by dynamic voltage compensation loop 1, dynamic current
Road 2, power network and load terminal voltage electric current and the detection in real time of the voltage x current of power factor and dynamic electric voltage and current compensation loop
Output control unit 3 form.
Dynamic voltage compensation loop 1 is connected in circuit, one end connection power network, other end connected load side.Dynamic current
Compensation loop 2 is connected in parallel on load both ends.Two groups of inputs of Detection ＆ Controling unit 3 are respectively connected to grid side voltage current transformer
With load side voltage current transformer.The output connection dynamic voltage compensation loop 1 of Detection ＆ Controling unit 3 and dynamic current are mended
Repay the input in loop 2.
Dynamic voltage compensation loop is composed in series by one or more groups of voltage compensation units.Voltage compensation unit can be by can
The voltage compensation unit of continuous stepless pressure regulation is classified the voltage compensation unit of switching or two kinds combine.
Voltage compensation unit can be by can the continuously voltage compensation unit of stepless pressure regulation or fixed voltage compensating unit or two
Kind combines.
Reference picture 2, can electrodeless continuous voltage regulating voltage compensation unit be based on AC chopping voltage-regulation principle, by compensator transformer,
Electronic power switch, filter condenser and filter reactor composition.Using PWM pulse modulation technologies control electronic power switch
Break-make, the dutycycle D for adjusting pwm pulse can be with the input voltage U of dynamic regulation compensator transformer primary side1=DUOUT, compensation
The output voltage U of Circuit Fault on Secondary Transformer2=nDUOUT, n is transformer voltage ratio.According to Kirchhoff's second law, output voltage can
To pass through formula UOUT=UIN+U2=UIN/ (1-nD) is calculated, and 0~2U can be achieved by the dutycycle D for changing pwm pulseINElectricity
Continuous stepless pressure regulation in the range of pressure.Filter capacitor and reactor composition filter circuit, filter out higher hamonic wave.This regulating circuit is more inverse
Becoming circuit has control simple, and harmonic wave easily filters out, low cost and other advantages.
Reference picture 3, dynamic voltage compensation loop can continuous nothings by the voltage compensation unit T1 of one group of dynamic switching and one group
Pole regulating compensation unit T2 connects.According to power and voltage stabilized range, two groups of each offset voltages of voltage compensation unit are 55V,
Power is 5kVA.The offset voltage of two groups of voltage compensation units is set to the half of voltage-stabilized power supply range of regulation, i.e. Δ U1=Δ U2=
ΔUmax/2.When voltage deviation is less than Δ UmaxWhen/2, only input continuously can carry out voltage compensation by stepless pressure regulation compensating unit T2.When
Voltage deviation is more than Δ UmaxWhen/2, while two voltage compensation units are put into, compensated by the voltage compensation unit T1 of dynamic switching
Fixed voltage value Δ Umax/ 2, voltage deviation subtracts Δ Umax/ 2 difference is by that continuously stepless pressure regulation compensating unit can compensate.
With reference to the electrodeless continuously adjustabe of electrodeless its offset voltage of continuous voltage regulating compensating unit and the fast response time the advantages of and classification switching
The advantage of the simple low cost of voltage compensation unit control, quick electrodeless regulation load electricity on a large scale is realized with relatively low cost
Pressure.
Can continuous voltage regulating voltage compensation unit be based on AC chopping voltage-regulation principle, by compensator transformer, electronic power switch,
Filter condenser and filter reactor composition.
Current compensation unit can be by that continuously can mend in the static reacance generator of electrodeless regulation compensating reactive power electric current or classification
Four kinds of static switched capacitor or passive filtering or active power filtering or more for repaying reactive current combines.With reference to static reacance
The advantages of its electrodeless continuously adjustabe of compensating reactive power electric current of generator and fast response time and SVC control are simple low
The advantage of cost, the advantages of the electrodeless continuously adjustabe of active power filtering compensation harmonic electric current and fast response time and passive filtering control letter
The advantage of single low cost, quick electrodeless regulating system reactive current harmonic electric current on a large scale is realized with relatively low cost.
Reference picture 4, when bearing power is big, pressure regulation is less demanding, it is not necessary to electrodeless regulation voltage, and when need to reduce cost,
Dynamic voltage compensation loop can also be composed in series by voltage compensation unit T1, T2, T3 of multigroup classification dynamic switching.Each group electricity
Pressure compensating unit offset voltage is configured by binary coding 124, i.e., first group of voltage compensation unit offset voltage is Δ
Umax/ 7, second group of voltage compensation unit offset voltage is 2 times of first group of offset voltage, and the 3rd group of voltage compensation unit compensates
Voltage is 4 times of first group of offset voltage, and voltage grading compensation can be achieved by the switching of dynamic control each group compensating unit.
Dynamic current compensation loop is composed in parallel by one or more groups of current compensation units.Current compensation unit can be by can
The static reacance generator of continuous electrodeless regulation compensating reactive power electric current or the static switched capacitor of grading compensation reactive current or
Four kinds of passive filtering or active power filtering or more combines.With reference to static reacance generator, its compensating reactive power electric current is electrodeless continuous
The advantages of adjustable and fast response time and the advantage of the simple low cost of SVC control, active power filtering compensation harmonic electricity
The advantages of flowing electrodeless continuously adjustabe and fast response time and the advantage of the simple low cost of passive filtering control, it is real with relatively low cost
Now large-scale quick electrodeless regulating system reactive current harmonic electric current.
Reference picture 5, dynamic current compensation loop be generally configured to the capacitor bank TSC of one group of dynamic switching, one group can connect
Continuing the electrodeless static reacance generator SVG for adjusting compensating reactive power electric current and one group continuously electrodeless can adjust having for compensation harmonic electric current
Source filter APF is in parallel.The reactive current of two groups of reactive-current compensation unit compensations is set to load the half of maximum reactive current,
That is Δ I1=Δ I2=Δ IQmax/2.When load reactive current is less than Δ IQmax/ 2, the TSC of fixed compensation capacity is exited, by SVG
Compensation load reactive current；When load reactive current is more than Δ IQmax/ 2, the TSC of fixed compensation capacity is put into, is compensated by SVG negative
Carry reactive current and Δ IQmax/ 2 difference.Active filter APF is configured by load harmonic current capacity.With reference to static nothing
The advantages of its electrodeless continuously adjustabe of compensating reactive power electric current of work(generator and fast response time and SVC control are simple
The advantage of low cost, quick electrodeless regulating system reactive current on a large scale is realized with relatively low cost.
According to the power-factor of load 0.8, can calculate under 220V rated voltages reactive current be about 30A, dynamic is thrown
The capacitor bank and static reacance generator Capacity design cut are each 3kVar.According to load harmonic current total harmonic distortion 10%, if
It is 5A in respect of source filter compensation electric current.
Reference picture 6, for high power voltage stabilized power source, and the power-factor of load is low, and dynamic current compensation loop can configure
The capacitor of multigroup dynamic switching, one group can continuously the static reacance generator of electrodeless regulation and one group of active filter it is in parallel,
To reduce cost.Load for not needing electrodeless compensating reactive power electric current, dynamic current compensation loop can also configure multicomponent
The capacitor and multigroup passive filter of level dynamic switching, further to reduce cost.The capacitor of multigroup classification dynamic switching
Compensation capacity configured by binary coding 1248, i.e., the compensating reactive power electric current of the first group capacitor compensating unit is Δ
IQmax/ 15, second group of capacitance compensation unit compensation reactive current is 2 times of first group of compensating reactive power electric current, and the 3rd group of electric capacity is mended
4 times that unit compensation reactive current is first group of compensating reactive power electric current are repaid, the 4th group of capacitance compensation unit compensation reactive current is
8 times of first group of compensating reactive power electric current, load reactive current point can be achieved by the switching of dynamic control each group compensating electric capacity
Level compensation.Passive filter group is configured according to the harmonic current of load, typically by 3 subharmonic, 5 subharmonic, 7 subharmonic and
High-pass filter forms.
For capacitive load, the dynamic switched capacitor group in above-mentioned current compensation loop should use dynamic switching reactance instead
Device.
Power network and load terminal voltage electric current and the voltage x current of power factor detect the electricity by grid side and load-side in real time
Voltage current transformer and discharge circuit composition, the voltage and current signal of grid side and load-side is carried out by shaping by discharge circuit
And amplification, the input as Detection ＆ Controling unit.
Reference picture 7, Detection ＆ Controling unit are made up of DSP, ARM, AD, optocoupler, drive circuit, man-machine interface, communication etc..
Using ARM and DSP dual processors, DSP is responsible for real time data calculating, and AD parts use the passage analog-digital conversion ic of 16 bit synchronization 8
AD7606, it is responsible for sampling input signal.DSP uses TMS320C2812 chips, is responsible for grid side and load side voltage
Calculated in real time with current sampling data, obtain real-time voltage deviation, load reactive current and load harmonic current.ARM
Part uses STM32F103 chips, is responsible for output control, man-machine interface and communication etc..ARM chips calculate according to dsp chip
Real time data uses Double closed-loop of voltage and current strategy, controls drive circuit driving each by exporting optocoupler output control signal
The electronic power switch device opening and closing of individual compensating unit, difference control voltage compensation loop and each compensating unit of current compensation loop
Input and output state, make the offset voltage Δ U=U of outputIN-UOUT, output compensation electric currentRealize electricity
The comprehensive compensation of current voltage.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (6)
1. a kind of comprehensive compensation type alternating current steady voltage plug, it is characterised in that including dynamic voltage compensation loop and dynamic current
Compensate loop；Dynamic voltage compensation loop one end connects power network, other end connected load side；Dynamic current compensation loop is simultaneously
It is associated in load both ends；Two groups of inputs of dynamic compensation Detection ＆ Controling unit are respectively connected to grid side voltage current transformer and born
Carry side voltage current transformer；The output of dynamic compensation Detection ＆ Controling unit connects the input in dynamic voltage compensation loop simultaneously
With the input in dynamic current compensation loop.
2. a kind of comprehensive compensation type alternating current steady voltage plug according to claim 1, it is characterised in that the dynamic electric voltage is mended
Repay loop continuously stepless pressure regulation compensating unit can be connected by the voltage compensation unit of one group of dynamic switching and one group；The voltage is mended
Repay unit and be connected on live wire including a compensator transformer and two groups of antiparallel thyristor modules, compensator transformer secondary side
In, its primary side one thyristor module of parallel connection, one end is started to exchange fire line, and the other end is connected a thyristor module connecting to neutral line；It is described
Continuously a compensator transformer, two groups of IGBT modules, a filter inductor and a filter can be included by stepless pressure regulation compensating unit
Ripple capacitor, compensator transformer secondary side are connected in live wire, filter condenser and filter inductor composition resistance capaciting absorpting circuit
It is connected in parallel on compensator transformer primary side, compensator transformer primary side one IGBT module of parallel connection, one end connection live wire, other end string
One IGBT module connection zero line of connection.
3. a kind of comprehensive compensation type alternating current steady voltage plug according to claim 1, it is characterised in that the dynamic electric voltage is mended
Repaying loop includes the voltage compensation unit composition of classification dynamic switching of multigroup series connection, and each group voltage compensation unit offset voltage is pressed
Binary coding 124 is configured；Wherein, the voltage compensation unit structure per component level dynamic switching is identical, including one
Compensator transformer and two groups of antiparallel thyristor modules, compensator transformer secondary side are connected in live wire, and its primary side is in parallel
One thyristor module, one end are started to exchange fire line, and the other end is connected a thyristor module connecting to neutral line.
4. a kind of comprehensive compensation type alternating current steady voltage plug according to claim 1, it is characterised in that the dynamic current is mended
Repay loop continuously electrodeless can adjust compensating reactive power electric current including the capacitor bank TSC of one group of dynamic switching of parallel connection successively, one group
Static reacance generator SVG and one group can continuously it is electrodeless regulation compensation harmonic electric current active filter APF；The dynamic is thrown
The capacitor bank TSC cut includes a thyristor module, a capacitor, a reactor and a fuse protection, capacitor,
Reactor thyristor module and fuse protection are connected in parallel between Live line Zero line after being sequentially connected in series；It is described continuously electrodeless regulation to compensate
The static reacance generator SVG of reactive current includes one group of IGBT bridge, an access reactor, a group capacitor and a fusing
Protection, between IGBT bridges AC is by accessing reactor, fuse protection access Live line Zero line in parallel, its direct current side joint electric capacity
Device；It is described continuously to include one group of IGBT bridge, an access reactance by the electrodeless active filter APF for adjusting compensation harmonic electric current
Device, a group capacitor and a fuse protection, IGBT bridges AC is by accessing reactor, fuse protection access live wire zero in parallel
Between line, its direct current side joint capacitor.
5. a kind of comprehensive compensation type alternating current steady voltage plug according to claim 1, it is characterised in that the dynamic current is mended
Repaying loop includes the capacitor bank of multigroup dynamic switching in parallel successively, multigroup passive filter；Multigroup dynamic switching
Capacitor bank structure is identical, including a thyristor module, a capacitor, a reactor and a fuse protection, electricity
Container, reactor thyristor module and fuse protection are connected in parallel between Live line Zero line after being sequentially connected in series；Multigroup passive filtering
Device group structure is identical, is protected including a thyristor module, a filter condenser, a filter reactor and a fusing
Shield, filter condenser, filter reactor thyristor module and fuse protection are connected in parallel between Live line Zero line after being sequentially connected in series.
6. a kind of comprehensive compensation type alternating current steady voltage plug according to Claims 2 or 3, it is characterised in that the dynamic is mended
Detection ＆ Controling unit is repaid to be made up of dsp chip, ARM chips, A/D module, optocoupler, drive circuit, display module, communication module；
Using ARM chips and dsp chip dual processors, dsp chip is responsible for real time data calculating, and A/D module uses the passage modulus of 16 bit synchronization 8
Converter ic AD7606, it is responsible for sampling input signal；Dsp chip uses TMS320C2812 chips, is responsible for electricity
Net side and load side voltage and current sampling data are calculated in real time, obtain real-time voltage deviation, load reactive current and
Load harmonic current；ARM chips part uses STM32F103 chips, is responsible for output to display module and communication module；It is described logical
Believe that module, display module, dsp chip, optocoupler and ARM chips connect；A/D module is connected with dsp chip；Drive circuit input connects
Optocoupler is connect, output is connected with voltage compensation unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720449820.8U CN206673592U (en) | 2017-04-26 | 2017-04-26 | A kind of comprehensive compensation type alternating current steady voltage plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720449820.8U CN206673592U (en) | 2017-04-26 | 2017-04-26 | A kind of comprehensive compensation type alternating current steady voltage plug |
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| CN206673592U true CN206673592U (en) | 2017-11-24 |
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|---|---|---|---|
| CN201720449820.8U Expired - Fee Related CN206673592U (en) | 2017-04-26 | 2017-04-26 | A kind of comprehensive compensation type alternating current steady voltage plug |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111510005A (en) * | 2020-05-28 | 2020-08-07 | 苏州浪潮智能科技有限公司 | PSU applied to high-density GPU and power supply system |
| CN113852143A (en) * | 2020-06-28 | 2021-12-28 | 北京小米移动软件有限公司 | Electric energy management method and device and storage medium |
| CN117674178A (en) * | 2024-01-31 | 2024-03-08 | 国网冀北电力有限公司 | Device for improving power grid environment |
-
2017
- 2017-04-26 CN CN201720449820.8U patent/CN206673592U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111510005A (en) * | 2020-05-28 | 2020-08-07 | 苏州浪潮智能科技有限公司 | PSU applied to high-density GPU and power supply system |
| CN113852143A (en) * | 2020-06-28 | 2021-12-28 | 北京小米移动软件有限公司 | Electric energy management method and device and storage medium |
| CN117674178A (en) * | 2024-01-31 | 2024-03-08 | 国网冀北电力有限公司 | Device for improving power grid environment |
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