CN207705798U - A kind of TSC and SVG mixing reactive power compensation ability devices - Google Patents
A kind of TSC and SVG mixing reactive power compensation ability devices Download PDFInfo
- Publication number
- CN207705798U CN207705798U CN201820146612.5U CN201820146612U CN207705798U CN 207705798 U CN207705798 U CN 207705798U CN 201820146612 U CN201820146612 U CN 201820146612U CN 207705798 U CN207705798 U CN 207705798U
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- cabinet
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- temperature
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- 239000003990 capacitor Substances 0.000 claims abstract description 19
- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims abstract description 10
- 230000005855 radiation Effects 0.000 claims abstract description 5
- 239000000758 substrate Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims 1
- 230000008901 benefit Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000009699 differential effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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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
- Y02E40/10—Flexible AC transmission systems [FACTS]
Abstract
The utility model discloses a kind of TSC and SVG mixing reactive power compensation ability devices, including the cabinet and thyristor switchable capacitor unit being installed in cabinet, active reacance generator unit and Controller for Dynamic VAR Compensation, the installed in front of the cabinet has cabinet door, the rear portion of the cabinet is open equipped with rear portion, the cabinet is equipped with two layers of mounting bracket for being respectively used to installation thyristor switchable capacitor unit and active reacance generator unit along the vertical direction, and the rear portion of the cabinet is equipped with heat-sink unit.The rear portion of the technical solution adopted in the utility model, cabinet is equipped with heat-sink unit, and when the temperature that temperature sensor senses arrive is more than set temperature, temperature controller controls heat-sink unit forced heat radiation, therefore can strengthen heat dissipation, ensures normal work.
Description
Technical field
The utility model is related to electric power project engineerings, and in particular to reactive power compensator.
Background technology
Reactive-load compensation product LC domestic at present, it is most of be all it is simple by thyristor switchable capacitor TSC products or
The simple active static reactive generator SVG products of person.Simple TSC products are long there are the response time, compensation step-length is big asks
Topic, and simple SVG products have that cost is excessively high.
Also there is the module that TSC products and SVG products perfection are fabricated to certain capacity, then according to load characteristic and capacity
Demand organically combines it, forms a kind of new device that can rapidly, continuously adjust Power System Reactive Power.This
Kind new device not only has the high performance-price ratio advantage of TSC products, and appearance can be exported with flexible compensation by being also equipped with SVG products
The advantages of property and inductance current, fast response time were not in benefit, no-harmonic wave pollution, to voltage caused by impact load
Flickering also has good inhibition.
SVG basic principles by reactor or will be exactly directly parallel on power grid from commutation bridge circuit, suitably
It adjusts the phase and amplitude of bridge circuit exchange side output voltage or directly controls its ac-side current, so that it may so that the circuit
It absorbs or sends out the reactive current met the requirements and harmonic current, realize quickly continuous dynamic passive compensation and harmonic wave control
Purpose.Meanwhile, it is capable to dynamically provide voltage support, damping system oscillation inhibits voltage flicker, improves the works such as three-phase imbalance
With.
The branch that common compensation device minimum step capacity is replaced by active reacance generator SVG, due to idle hair
The parts raw device SVG can continuously export, and it is (disconnected to eliminate original output step error after cooperation thyristor switchable capacitor TSC
Continuous compensation), achieve the purpose that complete machine capacity quickly continuously exports, therefore whole process is achieved that in the case where the machine capacity is enough
The effect that power factor is 1.By Controller for Dynamic VAR Compensation as the reactive power needed for master controller detecting system, instruction
TSC branch quick-switching capacitors are handed down to, while being also handed down to active reacance generator SVG branches, SVG controllers are by reception
To reactive command control itself inverter generate needed for reactive power, realize that thickness adjustment combines, realized by TSC branches big
The coarse adjustment of capacity, SVG branches realize the fine tuning of low capacity.
Have that capacity is differential when TSC switchings, can cause the accumulation of reactive energy, and TSC+SVG can LINEAR CONTINUOUS input, by thick
Fine control combines, and overcomes differential effect.
But after TSC products and SVG products perfection are fabricated to the module of certain capacity, the heat release in the two course of work
Amount can also be multiplied.
Utility model content
Technical problem to be solved in the utility model is just to provide a kind of TSC and SVG mixing reactive power compensation ability devices,
Strengthen heat dissipation, ensures normal work.
In order to solve the above technical problems, the utility model adopts the following technical solution：A kind of TSC mixes idle benefit with SVG
Repay optimization device, including cabinet and the thyristor switchable capacitor unit, the active reacance generator unit that are installed in cabinet
And Controller for Dynamic VAR Compensation, the thyristor switchable capacitor unit and active reacance generator unit parallel connection access are low
Voltage electric grid detects the reactive power compensated needed for the low voltage electric network by Controller for Dynamic VAR Compensation, and controls thuristor throw-in and throw-off
Capacitor unit and active reacance generator unit matching carry out reactive-load compensation, and the installed in front of the cabinet has cabinet door, institute
The rear portion for stating cabinet is open equipped with rear portion, it is characterised in that：The cabinet is equipped with along the vertical direction is respectively used to installation thyristor
The rear portion of two layers of mounting bracket of switched capacitor unit and active reacance generator unit, the cabinet is equipped with heat dissipation list
Member, the heat-sink unit include the heat-radiating substrate for closing cabinet rear portion opening, several row's radiating fins being arranged on heat-radiating substrate
Piece, the heat-dissipating cover plate being located on several row's radiating fins form heat dissipation air gap between adjacent row radiating fin, are additionally provided with a row
The radiator fan dried to heat dissipation air gap, the radiator fan are connect with automatic controller, and the automatic controller is equipped with temperature
Control module, the temperature control modules are used to control the operation of radiator fan, and the temperature control modules include temperature sensing
The interior of equipment cabinet temperature transition sensed at control source temperature controller, is worked as temperature by device and temperature controller, temperature sensor
When the temperature that degree sensor sensing arrives is more than set temperature, temperature controller controls radiator fan forced heat radiation.
Preferably, the thyristor switchable capacitor unit and active reacance generator unit parallel connection access are in low-voltage circuit
1/3 section next.
Preferably, the front and rear portion of the cabinet are equipped with munnion in the left and right sides, and the mounting bracket includes being set to
The both ends of crossbeam between the munnion of both sides and the installation supporting plate between front and back crossbeam, the crossbeam are equipped with mounting head,
The mounting head is equipped with installing tache and mounting hole, and the munnion is equipped with card hole, and the installing tache is caught in card hole, the mounting hole
It is interior inserted with screw, attaching nut with munnion to be locked after the screw passes through card hole.
The rear portion of the technical solution adopted in the utility model, cabinet is equipped with heat-sink unit, when temperature sensor senses arrive
Temperature when being more than set temperature, temperature controller controls radiator fan forced heat radiation, therefore can strengthen heat dissipation, ensures normally
Work.
Description of the drawings
The utility model is further described with reference to the accompanying drawings and detailed description：
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the decomposition texture schematic diagram of heat-sink unit；
Fig. 3 is heat-sink unit air flow schematic diagram.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
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 describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.It is illustrative to the description only actually of at least one exemplary embodiment below, is never used as to this practicality
Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
There is the every other embodiment obtained under the premise of making creative work, shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of TSC and SVG mixing reactive power compensation ability devices, including cabinet 1 and it is installed in cabinet
Thyristor switchable capacitor unit 3, active reacance generator unit 4 and Controller for Dynamic VAR Compensation, the thyristor
Switched capacitor unit 3 and the access low voltage electric network in parallel of active reacance generator unit 4, are detected by Controller for Dynamic VAR Compensation
The reactive power compensated needed for the low voltage electric network, and control thyristor switchable capacitor unit and active reacance generator unit
Cooperation carries out reactive-load compensation.The high performance-price ratio advantage for not only having TSC products, being also equipped with SVG products can be with flexible compensation, can be with
The advantages of exporting capacitive and inductance current, fast response time, being not in benefit, no-harmonic wave pollution causes impact load
Voltage flicker also have good inhibition.
Wherein, the installed in front of the cabinet has cabinet door, the rear portion of the cabinet to be open equipped with rear portion, and the cabinet is along upper
Lower direction is equipped with two layers of mounting bracket for being respectively used to installation thyristor switchable capacitor unit and active reacance generator unit
12, the front and rear portion of the cabinet are equipped with munnion 11 in the left and right sides, and the mounting bracket 12 includes being set to both sides munnion
Between crossbeam and the installation supporting plate between front and back crossbeam, the both ends of the crossbeam be equipped with mounting head, the installation
Head is equipped with installing tache and mounting hole, and the munnion is equipped with card hole, and the installing tache is caught in card hole, in the mounting hole inserted with
Screw, attaching nut with munnion to be locked after the screw passes through card hole, easy to disassemble and installation thuristor throw-in and throw-off electricity
Container unit, active reacance generator unit, are safeguarded and to increase and decrease corresponding module all very convenient.
1/3 section before low-voltage circuit：Voltage is qualified, is not suitable for installation voltage compensation module, one side voltage compensation dress
The capacity set is limited, and the overtension of front end can be made after on the other hand boosting.1/3 section among low-voltage circuit：Voltage it is slightly lower but
It can use, voltage compensation module, which can fill, to be filled.As installed additional, capacity is bigger than normal, also uneconomical.1/3 section behind low-voltage circuit：Voltage
User is unable to normal electricity consumption when too low, installs voltage compensation module, capacity readily satisfies, and voltage compensation is with obvious effects.Cause
This, the thyristor switchable capacitor unit and active reacance generator unit parallel connection access are 1/3 section behind low-voltage circuit.
Shown in referring to figs. 2 and 3, radiate to strengthen cabinet 1, the rear portion of the cabinet 1 is equipped with heat-sink unit 2.Institute
Heat-sink unit 2 is stated to include heat-radiating substrate 21, several row's radiating fins 22 being arranged on heat-radiating substrate, be located at several dissipation heat
Heat-dissipating cover plate 24 on fin forms heat dissipation air gap between adjacent row radiating fin 22, is additionally provided with a row to heat dissipation air gap blowing
Radiator fan 23.In the present embodiment, radiating fin and heat dissipation air gap extend in left-right direction, and a dissipation Hot-air fan 23 is set
In left side or right side, the left side and right side of heat-dissipating cover plate 24 are equipped with air grid.
Further, the radiator fan is connect with automatic controller, and the automatic controller is equipped with temperature control modules,
The temperature control modules are used to control the operation of radiator fan, and the temperature control modules include temperature sensor and temperature control
Device processed, temperature sensor by the interior of equipment cabinet temperature transition sensed at control source temperature controller, when temperature sensor sense
When the temperature that should be arrived is more than set temperature, temperature controller controls radiator fan forced heat radiation.
The utility model is suitable for the power grid terminal voltage of power grid 380V/220V low-voltage circuits too low, low-voltage network
1/3 part, low voltage or because seasonal electricity consumption causes the circuit of low voltage, idle power rate and three-phase imbalance after circuit.
The electric energy quality optimizing device zero load of low-voltage network end and load loss are small, easy to operate, small volume and less weight, are easily installed and apply
Work is not required to extend 10kV circuits, not newly-increased distribution transformer, low-voltage circuit is not transformed, reduces cost of investment, solve public taiwan area
Because supply district is big, circuit length leads to the method that terminal voltage is relatively low, idle power rate is unqualified, three-phase imbalance is excessive, ensure
The production of peasant raiser and household electricity.
In addition to above preferred embodiment, the utility model also has other embodiments, and those skilled in the art can root
It is made various changes and modifications according to the utility model, without departing from the spirit of the utility model, the utility model should all be belonged to
Range as defined in the claims.
Claims (3)
1. a kind of TSC and SVG mixing reactive power compensation ability devices, including cabinet and the thuristor throw-in and throw-off electricity that is installed in cabinet
Container unit, active reacance generator unit and Controller for Dynamic VAR Compensation, the thyristor switchable capacitor unit and
Active reacance generator unit parallel connection accesses low voltage electric network, is detected by Controller for Dynamic VAR Compensation and is compensated needed for the low voltage electric network
Reactive power, and control thyristor switchable capacitor unit and active reacance generator unit matching and carry out reactive-load compensation,
The installed in front of the cabinet has cabinet door, the rear portion of the cabinet to be open equipped with rear portion, it is characterised in that：The cabinet is vertically
Direction is equipped with two layers of mounting bracket for being respectively used to installation thyristor switchable capacitor unit and active reacance generator unit, institute
The rear portion for stating cabinet is equipped with heat-sink unit, and the heat-sink unit includes the heat-radiating substrate for closing cabinet rear portion opening, is arranged in
Several row's radiating fins on heat-radiating substrate, the heat-dissipating cover plate being located on several row's radiating fins, adjacent row radiating fin it
Between form heat dissipation air gap, be additionally provided with the radiator fan that a row dries to heat dissipation air gap, the radiator fan and automatic controller connect
It connects, the automatic controller is equipped with temperature control modules, and the temperature control modules are used to control the operation of radiator fan, described
Temperature control modules include temperature sensor and temperature controller, temperature sensor by the interior of equipment cabinet temperature transition sensed at
Control source temperature controller, when the temperature that temperature sensor senses arrive is more than set temperature, temperature controller control heat dissipation
Fan forced heat radiation.
2. a kind of TSC according to claim 1 and SVG mixing reactive power compensation ability devices, it is characterised in that：The crystalline substance lock
Pipe switched capacitor unit and active reacance generator unit parallel connection access are 1/3 section behind low-voltage circuit.
3. a kind of TSC according to claim 1 and SVG mixing reactive power compensation ability devices, it is characterised in that：The cabinet
Front and rear portion the left and right sides be equipped with munnion, the mounting bracket include be set to both sides munnion between crossbeam and peace
The both ends of installation supporting plate between front and back crossbeam, the crossbeam are equipped with mounting head, and the mounting head is equipped with installing tache and peace
Hole is filled, the munnion is equipped with card hole, and the installing tache is caught in card hole, and the mounting hole is interior inserted with screw, and the screw is worn
Attaching nut with munnion to be locked after crossing card hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820146612.5U CN207705798U (en) | 2018-01-29 | 2018-01-29 | A kind of TSC and SVG mixing reactive power compensation ability devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820146612.5U CN207705798U (en) | 2018-01-29 | 2018-01-29 | A kind of TSC and SVG mixing reactive power compensation ability devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207705798U true CN207705798U (en) | 2018-08-07 |
Family
ID=63031634
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820146612.5U Expired - Fee Related CN207705798U (en) | 2018-01-29 | 2018-01-29 | A kind of TSC and SVG mixing reactive power compensation ability devices |
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|---|---|
| CN (1) | CN207705798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186775A (en) * | 2020-09-27 | 2021-01-05 | 安徽正日电气有限公司 | Low-voltage powerless compensation device |
-
2018
- 2018-01-29 CN CN201820146612.5U patent/CN207705798U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112186775A (en) * | 2020-09-27 | 2021-01-05 | 安徽正日电气有限公司 | Low-voltage powerless compensation device |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180807 Termination date: 20200129 |