CN201153214Y - Capacitor type booster - Google Patents
Capacitor type booster Download PDFInfo
- Publication number
- CN201153214Y CN201153214Y CNU2008200282756U CN200820028275U CN201153214Y CN 201153214 Y CN201153214 Y CN 201153214Y CN U2008200282756 U CNU2008200282756 U CN U2008200282756U CN 200820028275 U CN200820028275 U CN 200820028275U CN 201153214 Y CN201153214 Y CN 201153214Y
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- Prior art keywords
- capacitor
- appearance formula
- formula booster
- isolating switch
- switch
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Abstract
The utility model relates to a capacitor type positive booster which comprises a capacitor (4). The capacitor (4) is connected between an input end and an output end of a transmission line (11) in series. The capacitor type positive booster provided by the utility model has the advantages that the installation is convenient, the voltage is automatically adjusted and regulated along with the variety of the load current, the energy is saved, the energy consumption is reduced and the economic benefit is remarkable.
Description
Technical field
The utility model relates to a kind of appearance formula booster.
Background technology
In the backwoodsman high-voltage transmission network of China and distribution network (being often referred to the circuit of 66～35KV and following electric pressure), because fed distance is far away, power factor is lower, cause the conveying capacity deficiency, the line end pressure drop is bigger, can not guarantee essential voltage levvl, influence normal electricity consumption.Simultaneously, because of voltage levvl is low, required electric current is big, and line loss rate is high, send electric cost higher.One of measure that supercharging is at present taked be with capacitors in series in circuit, utilize the capacitive reactance counteracting or the compensated part circuit induction reactance of series capacitor, be equivalent to shorten the electrical distance of circuit, improve line end voltage, thus the regulating action of playing.
Conventional way is to be purchased equipment such as lightning arrester, isolating switch, capacitor respectively to be assembled into a cover supercharging equipment at the scene by the user.Capacitor is to design according to the voltage that will increase, and lightning arrester, isolating switch etc. are purchased in different manufacturers directly assembling at the scene.Therefore there is following shortcoming in this kind mode:
1, not complete set of equipments, waste time and energy during installation.
2, need design separately at concrete engineering, cut the garment according to the figure, limit marketing.
3, parameter cooperates not in place.The operation voltage of lightning arrester and the discharge voltage of discharging gap have only accurate cooperation, just can play the protective effect to capacitor.But when the discharging gap field fabrication is installed, exist the clearance distance size to be difficult to control, clavate gap electrical field skewness, discharge voltage and be subjected to problems such as atmospheric environment condition effect, it is dispersed big, and poor accuracy protects effect relatively poor.
4, maintenance workload is big.
The utility model content
The utility model the problems referred to above for existing in the solution background technology, and a kind of convenient appearance formula booster of installing, having automatic Regulation voltage stabilizing function, energy-saving and cost-reducing remarkable in economical benefits with the load current variation is provided.
Technical solution of the present utility model is: the utility model is a kind of appearance formula booster, and its special character is: this appearance formula booster comprises capacitor 4, and capacitor 4 is connected between the input and output of transmission line 11.
This appearance formula booster comprises that also a termination of second isolating switch, 2, the second isolating switches 2 goes into transmission line 11, and the other end is connected with capacitor 4.
This appearance formula booster comprises that also first isolating switch, 1, the first isolating switch 1 is connected between the input and output of transmission line 11, and is in parallel with capacitor 4.
This appearance formula booster also comprises the 3rd isolating switch 3, and capacitor 4 inserts the output of transmission line 11 by the 3rd isolating switch 3.
This appearance formula booster also comprises lightning arrester 5, and lightning arrester 5 is in parallel with capacitor 4.
This appearance formula booster also comprises discharging gap 6, and discharging gap 6 is in parallel with capacitor 4.
This appearance formula booster also comprises by-pass switch 8, and by-pass switch 8 is in parallel with discharging gap 6, and by-pass switch 8 is in series with damper 7 with discharging gap 6 loops.
This appearance formula booster also comprises insulated platform 10, and capacitor 4, lightning arrester 5, discharging gap 6, by-pass switch 8 and damping 7 are installed on the insulated platform 10.
This appearance formula booster also comprises voltage transformer 9, and voltage transformer 9 inserts transmission line 11.
Above-mentioned isolating switch 1, isolating switch 2 and isolating switch 3 can also be fuse switch or on-load switch.
Above-mentioned discharging gap 6 is spherical graphite gap, copper-tungsten gap or steel gap.
Above-mentioned by-pass switch 8 is contactor or vacuum circuit-breaker.
Above-mentioned damper 7 is resistance, inductance or with resistance use in parallel with inductance, wherein, resistance adopts big capacity carbon element linear resistance or chrome-nickel resistance.
The utlity model has following advantage:
1, complete by factory, in factory, finish debugging and dispatch from the factory.On-the-spot installation is time saving and energy saving, easy to operate.The utility model is organically combined elements such as capacitor, lightning arrester, discharging gap, and it is time saving and energy saving to install, and is all more convenient for follow-up detection and maintenance.
2, has the automatic Regulation function with the load current variation.The pressure regulation effect that capacitive reactance of the present utility model play is with proportional by line current wherein.Line drop increases when line current is big, and the line end voltage levvl descends.Meanwhile, increase because of electric current, bucking voltage on the utility model also can increase on year-on-year basis, the voltage rising degree that increases on the capacitor just in time with inductance induction reactance on the pressure drop that strengthens compensate mutually, thereby the utlity model has the characteristics of adjusting terminal voltage automatically by load variations.
3, for the big load of variable power, has certain voltage stabilizing function.When having the impact load that alters a great deal on the circuit, as arc furnace, punch press, electric welding machine, electric hammer etc., voltage ripple of power network is very violent, and the condition of work of contiguous electric equipment is deteriorated significantly.In this case, the continuous voltage regulating equipment that the utility model is delayed as a kind of nothing, its voltage compensation effect meeting instantaneous automatic adjusting along with the variation of load, thus eliminate this voltage fluctuation very effectively, keep the magnitude of voltage of load side, play the effect of voltage stabilizing.
4, energy-saving and cost-reducing, remarkable in economical benefits.The utility model is under the constant situation of transmission capacity, and because of the boosting of series capacitor, the total current of circuit can descend, thereby can effectively reduce line loss, saves electric energy, remarkable in economical benefits.
Description of drawings
Fig. 1 implements one circuit theory diagrams for the utility model;
Fig. 2 implements two circuit theory diagrams for the utility model.
Embodiment
Referring to Fig. 1, the structure of embodiment one of the present utility model comprises second isolating switch 2, capacitor 4, discharging gap 6, damping 7, insulated platform 10, one termination of second isolating switch 2 is gone into the input a point of transmission line 11, capacitor 4 is connected between the input a point and output b point of transmission line 11, discharging gap 6 is with after damper 7 is connected, and in parallel with capacitor 4 together, equipment such as above capacitor 4, discharging gap 6, damping 7 can be assembled in the casing or be integrated on the insulated platform 10.
Referring to Fig. 2, the structure of embodiment two of the present utility model comprises first isolating switch 1, second isolating switch 2, the 3rd isolating switch 3, capacitor 4, lightning arrester 5, discharging gap 6, by-pass switch 8, damping 7, insulated platform 10 and voltage transformer 9, one termination of second isolating switch 2 is gone into the input a point of transmission line 11, the other end and capacitor 4, the common output b point that inserts transmission line 11 after the 3rd isolating switch 3 is connected successively, first isolating switch 1 is connected between a point and b point of transmission line 11, in parallel with capacitor 4, lightning arrester 5 is in parallel with capacitor 4, discharging gap 6 is connected with damper 7 with by-pass switch 8 backs in parallel, and it is in parallel with capacitor 4 together, capacitor 4, lightning arrester 5, discharging gap 6, by-pass switch 8 and damper 7 are installed on the insulated platform 10, and voltage transformer 9 is connected on the c point of transmission line 11.Equipment such as above capacitor 4, lightning arrester 5, discharging gap 6, by-pass switch 8, damping 7 can be assembled in the casing or be integrated on the insulated platform 10.
Wherein lightning arrester 5 is exclusively used in the overvoltage level of limiting capacitance device 4, realizes that effective capacitor for voltage protection 4 is not encroached on.
Discharging gap 6 is used to protect lightning arrester 5 and capacitor 4, and gap breakdown before lightning arrester 5 damages lightning arrester 5 short circuits, can adopt graphite gap, copper-tungsten gap or steel gap.
By-pass switch 8 is mainly used in protection discharging gap 7 and capacitor 4.
During the utility model work, first isolating switch 1 is opened, closed second isolating switch 2 of while and the 3rd isolating switch 3, the electric current of transmission line 11 enters the utility model, and utilize the capacitive reactance counteracting or the compensated part circuit induction reactance of capacitor 4, improve line end voltage, thereby play the pressure regulation effect; When first isolating switch, 1 closure, when second isolating switch 2 and the 3rd isolating switch 3 are opened simultaneously, withdraw from this booster.
The utility model is satisfying under the prerequisite of basic function according to the actual demand of concrete electrical network, can butted line and equipment suitably simplify and adjust.
Claims (10)
1, a kind of appearance formula booster is characterized in that: this appearance formula booster comprises capacitor (4), and described capacitor (4) is connected between the input and output of transmission line (11).
2, a kind of appearance formula booster according to claim 1, it is characterized in that: this appearance formula booster also comprises second isolating switch (2), and a termination of described second isolating switch (2) is gone into transmission line (11), the other end is connected with capacitor (4).
3, appearance formula booster according to claim 2 is characterized in that: this appearance formula booster also comprises first isolating switch (1), and described first isolating switch (1) is connected between the input and output of transmission line (11), and is in parallel with capacitor (4).
4, appearance formula booster according to claim 3 is characterized in that: this appearance formula booster also comprises the 3rd isolating switch (3), and described capacitor (4) inserts the output of transmission line (11) by the 3rd isolating switch (3).
5, according to claim 1 or 2 or 3 or 4 described appearance formula boosters, it is characterized in that: this appearance formula booster also comprises lightning arrester (5), and described lightning arrester (5) is in parallel with capacitor (4).
6, appearance formula booster according to claim 5 is characterized in that: this appearance formula booster also comprises discharging gap (6), and described discharging gap (6) is in parallel with capacitor (4).
7, appearance formula booster according to claim 6, it is characterized in that: this appearance formula booster also comprises by-pass switch (8), described by-pass switch (8) is in parallel with discharging gap (6), and described by-pass switch (8) is in series with damper (7) with discharging gap (6) loop.
8, appearance formula booster according to claim 7, it is characterized in that: this appearance formula booster also comprises insulated platform (10), and described capacitor (4), lightning arrester (5), discharging gap (6), by-pass switch (8) and damping (7) are installed on the insulated platform (10).
9, appearance formula booster according to claim 1 is characterized in that: this appearance formula booster also comprises voltage transformer (9), and described voltage transformer (9) inserts transmission line (11).
10, appearance formula booster according to claim 5 is characterized in that: described isolating switch (1), isolating switch (2) and isolating switch (3) can also be fuse switch or on-load switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200282756U CN201153214Y (en) | 2008-01-31 | 2008-01-31 | Capacitor type booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200282756U CN201153214Y (en) | 2008-01-31 | 2008-01-31 | Capacitor type booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201153214Y true CN201153214Y (en) | 2008-11-19 |
Family
ID=40128891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200282756U Expired - Fee Related CN201153214Y (en) | 2008-01-31 | 2008-01-31 | Capacitor type booster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201153214Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746385A (en) * | 2013-12-18 | 2014-04-23 | 国网河南省电力公司平顶山供电公司 | Series-connected capacitor compensation device and method used for power distribution network |
| CN107276429A (en) * | 2017-05-27 | 2017-10-20 | 全球能源互联网研究院 | The high potential energy feeding device and high potential energy supplying system of a kind of flow directing device |
-
2008
- 2008-01-31 CN CNU2008200282756U patent/CN201153214Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746385A (en) * | 2013-12-18 | 2014-04-23 | 国网河南省电力公司平顶山供电公司 | Series-connected capacitor compensation device and method used for power distribution network |
| CN107276429A (en) * | 2017-05-27 | 2017-10-20 | 全球能源互联网研究院 | The high potential energy feeding device and high potential energy supplying system of a kind of flow directing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081119 Termination date: 20140131 |