CN104201682A - High-voltage passive filtering cabinet with built-in ring-shaped electric reactors - Google Patents
High-voltage passive filtering cabinet with built-in ring-shaped electric reactors Download PDFInfo
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- CN104201682A CN104201682A CN201410496794.5A CN201410496794A CN104201682A CN 104201682 A CN104201682 A CN 104201682A CN 201410496794 A CN201410496794 A CN 201410496794A CN 104201682 A CN104201682 A CN 104201682A
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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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Abstract
The invention provides a high-voltage passive filtering cabinet with built-in ring-shaped electric reactors. The high-voltage passive filtering cabinet with the built-in ring-shaped electric reactors is characterized in that a group of filtering cabinets composed of three cabinet bodies comprise an isolation cabinet and a group of built-in ring-shaped electric reactor cabinets in a spliced manner; four brackets are mounted on a bottom framework of the group of filtering cabinet bodies; a third insulator is mounted on each bracket; a square framework is mounted on the four third insulators; epoxy resin backing plates are mounted and fixed on the square framework; holes are formed in the periphery of each epoxy resin backing plate; a first ring-shaped electric reactor L a, a second ring-shaped electric reactor L b and a third ring-shaped electric reactor L c are placed on the epoxy resin backing plates; four corresponding clamping plates are further arranged at the upper end of the first ring-shaped electric reactor L a, the second ring-shaped electric reactor L b and the third ring-shaped electric reactor L c; stainless steel screw bolts are adopted to fix the three ring-shaped electric reactors between the epoxy resin backing plates and the four clamping plates; a 20-mm gap is formed in a square framework at the lower part of the group of filtering cabinets, so that the formation of a magnetic loop due to the installation of the ring-shaped electric reactors inside the cabinet body can be effectively avoided.
Description
Technical field
The present invention relates to high pressure passive filtration unit, specifically a kind of high pressure passive filtering cabinet of built-in annular reactor.
Background technology
Traditional hv filtering cabinet is all that high pressure annular reactor is contained in to cabinet outside, after cabinet installs, then the position of selected stationary annular reactor, such high pressure passive filtration unit, not only floor space is large, when installation fee, takes a lot of work again, has also increased the production cost of enterprise.Owing to realizing electrical connection by cable between parts.Both dangerous, not attractive in appearance again.Expand transformation also to the later place capacity of user simultaneously and bring a lot of inconvenience.If annular reactor is placed in cabinet, the problem that first will solve is exactly: annular reactor can produce in cabinet lower end eddy current after energising, causes cabinet heating, even causes potential safety hazard; In existing technical data, also do not find annular reactor to install in cabinet and record.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, a kind of high pressure passive filtering cabinet of built-in annular reactor is provided; This high pressure passive filtering cabinet is in cabinet, to have produced eddy current having solved in annular reactor running, causes cabinet heating and exists in hidden danger situation, by existing annular reactor, by outer independent installation of original cabinet, is designed to be arranged in cabinet.This mounting structure not only can be realized the Fast Installation debugging of job site, has reduced occupation of land space, returns the later scrap build of user, expansion capacity brings great convenience simultaneously.
Technical scheme of the present invention is: a kind of high pressure passive filtering cabinet of built-in annular reactor, comprises high-tension switch cabinet, isolation cabinet, one group of filter cabinet (three cabinet bodies form a group); It is characterized in that: the high pressure passive filtering cabinet that is spliced and combined into built-in annular reactor by isolation cabinet and one group of built-in annular reactor cabinet (A, B, C three-phase); Isolation cabinet.
Described isolation cabinet is made up of cabinet, disconnection switch QS, first sensor GSN1, the second transducer GSN2, lightning arrester FS;
Described disconnection switch QS, lightning arrester FS is fixed on the upper frame of isolation cabinet, first sensor GSN1 and the second transducer GSN2 are fixed in the middle frame of isolation cabinet, are provided with and control indicator light, run indicator, stop indicator light and scram button on the upper end plate of isolation cabinet.
One group of filter cabinet of the present invention, to splice and combine and form by three identical cabinets of structure, the first insulator, the second insulator, the 3rd insulator, copper bar (three), short circuit copper bar, the first fuse FUa, the second fuse FUb, the 3rd fuse FUc are installed in cabinet, the first capacitor Ca, the second capacitor Cb, the 3rd capacitor Cc, the first discharge coil YHa, the second discharge coil YHb, the 3rd discharge coil YHc, the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc.
On one group of filter cabinet bottom of cabinet bulk framework, four supports are installed, the 3rd insulator is installed on each support, on four the 3rd insulators, quadra is installed, on quadra, be mounted with epoxy resin backing plate, epoxy resin backing plate surrounding is provided with hole, and the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc are placed on epoxy resin backing plate; The first annular reactor La, the upper end of the second annular reactor Lb, the 3rd annular reactor Lc is also provided with four corresponding clamping plate, then with stainless steel bolt, three annular reactors is fixed between epoxy resin backing plate and four clamping plate; On the quadra of the bottom of one group of filter cabinet, be provided with the breach of 20MM, can have effectively avoided annular reactor to be arranged on the phenomenon that forms magnetic loop in cabinet.
Between described one group of filter cabinet and isolation cabinet, be connected folder by wall bushing or bus, three copper bars be separately fixed on second insulator of isolating cabinet the first insulator and one group of filter cabinet; Copper bar fixing on isolation cabinet the first insulator and isolation cabinet three-phase knife switch are connected and fixed, and the centre of copper bar is connected with lightning arrester by wire.
Described in one group of filter cabinet, a termination of the first fuse FUa is connected with the first copper bar, and a termination of the second fuse FUb is connected with the second copper bar, and a termination of the 3rd fuse FUc is connected with the 3rd copper bar; Another termination of the first fuse FUa is connected with the first capacitor Ca cable, and another termination of the second fuse FUb is connected with the second capacitor Cb cable, and another termination of the 3rd fuse FUc is connected with the 3rd capacitor Cc cable; The first capacitor Ca is connected with the first discharge coil YHa, the first annular reactor La cable respectively; The second capacitor Cb is connected with the second discharge coil YHb, the second annular reactor Lb cable respectively; The 3rd capacitor Cc is connected with the 3rd discharge coil YHc, the 3rd annular reactor Lc cable respectively.
From 10KV high-voltage board, realize the electrical connection of primary circuit through bus and isolation knife switch, charged demonstration transducer and lightning arrester cashier's office in a shop.Disconnection switch QS and first sensor GSN1, the second transducer GSN2 are electrically connected by wire.
One group of described filter cabinet, the first annular reactor La(A phase), the second annular reactor Lb(B phase), the 3rd annular reactor Lc(C phase) output, by short circuit copper bar 5 stars electrical connection ground connection.
The invention has the beneficial effects as follows: a kind of high pressure passive filtering cabinet of built-in annular reactor, it is the filter that one is only made up of passive component (R, L and C), utilizes the principle that the reactance of electric capacity and inductance element changes with the variation of frequency to form.Effectively overcome existing hv filtering annular reactor and be placed in cabinet deficiency in addition, reduce occupation of land space, avoid annular reactor to be arranged on the phenomenon that forms magnetic loop in cabinet, a whole set of cabinet structure is simple, do not need DC power supply, reliability is high, line clear, be convenient to maintenance.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described;
Fig. 1 is cabinet internal structure schematic diagram of the present invention;
Fig. 2 is the cabinet external structure schematic diagram of Fig. 1;
Fig. 3 is an electric loop schematic diagram of Fig. 1.
At Fig. 1. isolation cabinet, 2. the first insulator, 3. one group of filter cabinet, 4. copper bar (three), 5 second insulators, 6 short circuit copper bars, 7 epoxy resin backing plates, 8. quadra, 9. the 3rd insulator, 10. support, 11. under(-)chassiss, QF. disconnection switch, FS. lightning arrester, GSN1. first sensor, GSN2. the second transducer, FUa. the first fuse, FUb. the second fuse, FUc. the 3rd fuse, Ca. the first capacitor, Cb. the second capacitor, Cc. the 3rd capacitor, YHa. the first discharge coil, YHb. the second discharge coil, YHc. the 3rd discharge coil, La. the first annular reactor, Lb. the second annular reactor, Lc. the 3rd annular reactor.
Embodiment
The high pressure passive filtering cabinet execution mode of a kind of built-in annular reactor of the present invention as shown in Figure 1 and Figure 2, splice and combine into one group of filter cabinet 3 by isolation cabinet 1 with one group of built-in annular reactor cabinet (A, B, C three-phase), isolation cabinet 1 is made up of cabinet, disconnection switch QS, the first insulator 2, first sensor GSN1, the second transducer GSN2, lightning arrester FS; Described disconnection switch QS, the first insulator 2 lightning arrester FS are fixed on the upper frame of isolation cabinet 1, first sensor GSN1 and the second transducer GSN2 are fixed in the middle frame of isolation cabinet 1, are provided with and control indicator light, run indicator, stop indicator light and scram button on the upper end plate of isolation cabinet 1.
Splice and combine into one group of filter cabinet 3 by three identical cabinets of structure, tri-, the first insulator 2, the second insulator 5, the 3rd insulator 9, copper bar 4(is installed in the cabinet of one group of filter cabinet 3), short circuit copper bar 6, the first fuse FUa, the second fuse FUb, the second fuse FUc, the first capacitor Ca, the second capacitor Cb, the 3rd capacitor Cc, the first discharge coil YHa, the second discharge coil YHb, the 3rd discharge coil YHc, the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc.
Between described one group of filter cabinet 3 and isolation cabinet 1, be connected folder by wall bushing or bus, three copper bars 4 be fixed on second insulator 5 of isolating cabinet the first insulator 2 and one group of filter cabinet 3; The fixing copper bar 4 of the first insulator 2 on isolation cabinet 1, QS is connected and fixed with isolation cabinet three-phase knife switch, and the centre of copper bar 4 is connected with lightning arrester FS by wire.
Described in one group of filter cabinet, a termination of the first fuse FUa is connected with the first copper bar, and a termination of the second fuse FUb is connected with the second copper bar, and a termination of the 3rd fuse FUc is connected with the 3rd copper bar; Another termination of the first fuse FUa is connected with the first capacitor Ca cable, and another termination of the second fuse FUb is connected with the second capacitor Cb cable, and another termination of the 3rd fuse FUc is connected with the 3rd capacitor Cc cable; The first capacitor Ca is connected with the first discharge coil YHa, the first annular reactor La cable respectively, and the second capacitor Cb is connected with the second discharge coil YHb, the second annular reactor Lb cable respectively; The 3rd capacitor Cc is connected with the 3rd discharge coil YHc, the 3rd annular reactor Lc cable respectively.
Optimum implementation of the present invention is, four supports 10 are installed on the under(-)chassis 11 of one group of filter cabinet 3, the 3rd insulator 9 is installed on each support 10, on four the 3rd insulators 9, top is provided with quadra 8, on quadra 8, be mounted with respectively epoxy resin backing plate 7, epoxy resin backing plate 7 surroundings are provided with hole.By the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc are placed on epoxy resin backing plate 7.The first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc upper end are also provided with four corresponding clamping plate, then with stainless steel bolt, three annular reactors are fixed between epoxy resin backing plate and four clamping plate.
In the lower frame of one group of filter cabinet 3, be provided with the breach of 20MM, framework is positioned at the first annular reactor La, the lower end of the second annular reactor Lb, the 3rd annular reactor Lc; Thereby effectively avoided the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc form the problem of magnetic loop in cabinet.
In the lower panel of isolation cabinet 1 and one group of filter cabinet 3, be provided with illuminating lamp watch window and watch window.
The high pressure passive filtering cabinet of a kind of built-in annular reactor of the present invention; The structure of one group of filter cabinet 3 is identical, mounting electrical parts are identical, electric connecting mode is identical; After isolation cabinet 1 and one group of filter cabinet 3 splicing, be fixed with bolts.
In the embodiment shown in Fig. 3 of the present invention, from the three phase mains of 10KV high-voltage board, through bus and the knife switch QS, the first charged demonstration transducer GSN1 that isolate on cabinet 1, the second charged demonstration transducer GSN2 and lightning arrester FS realize the electrical connection of primary circuit.Disconnection switch QS and first sensor GSN1, the second transducer GSN2 adopt wire electrical connection.
1 electrical connection of isolation cabinet is bottom in and top out, and the 1 upper end outlet of isolation cabinet adopts copper bar to be connected with the first fuse FUa., the second fuse FUb, the second fuse FUc of one group of filter cabinet 2.The first capacitor Ca, the second capacitor Cb, the 3rd capacitor Cc, the first discharge coil YHa, the second discharge coil YHb, the 3rd discharge coil YHc, the first annular reactor La(A phase), the second annular reactor Lb(B phase), the 3rd annular reactor Lc(C phase), adopt cable connect.
In one group of filter cabinet 3, the first annular reactor La(A phase), the second annular reactor Lb(B phase), the 3rd annular reactor Lc(C phase) output, by short circuit copper bar 6 stars electrical connection ground connection.
Claims (5)
1.
oneplant the high pressure passive filtering cabinet of built-in annular reactor, comprise high-tension switch cabinet, isolation cabinet, one group of filter cabinet; It is characterized in that: the high pressure passive filtering cabinet that is spliced and combined into built-in annular reactor by isolation cabinet and one group of built-in annular reactor cabinet; Isolation cabinet forms isolation cabinet by cabinet, isolation cabinet by cabinet, disconnection switch QS, first sensor GSN1, the second transducer GSN2, lightning arrester FS; Disconnection switch QS, lightning arrester FS are fixed on the upper frame of isolation cabinet, first sensor GSN1 and the second transducer GSN2 are fixed in the middle frame of isolation cabinet, are provided with and control indicator light, run indicator, stop indicator light and scram button on the upper end plate of isolation cabinet;
One group of described filter cabinet, to splice and combine and form by three identical cabinets of structure, the first insulator, the second insulator, the 3rd insulator, copper bar, short circuit copper bar, the first fuse FUa, the second fuse FUb, the 3rd fuse FUc, the first capacitor Ca, the second capacitor Cb, the 3rd capacitor Cc are installed, the first discharge coil YHa, the second discharge coil YHb, the 3rd discharge coil YHc, the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc in one group of filter cabinet cabinet;
On one group of filter cabinet bottom of cabinet bulk framework, four supports are installed, the 3rd insulator is installed on each support, on four the 3rd insulators, quadra is installed, on quadra, be mounted with epoxy resin backing plate, epoxy resin backing plate surrounding is provided with hole, and the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc are placed on epoxy resin backing plate; The upper end of the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc is also provided with four corresponding clamping plate, then with stainless steel bolt, three annular reactors is fixed between epoxy resin backing plate and four clamping plate; On the quadra of the bottom of one group of filter cabinet, be provided with the breach of 20MM, can have effectively avoided annular reactor to be arranged on the phenomenon that forms magnetic loop in cabinet.
2. the high pressure passive filtering cabinet of a kind of built-in annular reactor according to claim 1, it is characterized in that: between one group of filter cabinet and isolation cabinet, be connected folder by wall bushing or bus, three copper bars be separately fixed on second insulator of isolating cabinet the first insulator and one group of filter cabinet; Copper bar fixing on isolation cabinet the first insulator and isolation cabinet three-phase knife switch are connected and fixed, and the centre of copper bar is connected with lightning arrester by wire.
3. the high pressure passive filtering cabinet of a kind of built-in annular reactor according to claim 1, it is characterized in that: in one group of filter cabinet, a termination of the first fuse FUa is connected with the first copper bar, a termination of the second fuse FUb is connected with the second copper bar, and a termination of the 3rd fuse FUc is connected with the 3rd copper bar; Another termination of the first fuse FUa is connected with the first capacitor Ca cable, and another termination of the second fuse FUb is connected with the second capacitor Cb cable, and another termination of the 3rd fuse FUc is connected with the 3rd capacitor Cc cable; The first capacitor Ca is connected with the first discharge coil YHa, the first annular reactor La cable respectively, and the second capacitor Cb is connected with the second discharge coil YHb, the second annular reactor Lb cable respectively; The 3rd capacitor Cc is connected with the 3rd discharge coil YHc, the 3rd annular reactor Lc cable respectively.
4. the high pressure passive filtering cabinet of a kind of built-in annular reactor according to claim 1, is characterized in that: from 10KV high-voltage board, realize the electrical connection of primary circuit through bus and isolation knife switch, charged demonstration transducer and lightning arrester cashier's office in a shop; Disconnection switch QS and first sensor GSN1, the second transducer GSN2 are electrically connected by wire.
5. the high pressure passive filtering cabinet of a kind of built-in annular reactor according to claim 1, it is characterized in that: the output of the first annular reactor La, the second annular reactor Lb, the 3rd annular reactor Lc, by short circuit copper bar 5 star electrical connection ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496794.5A CN104201682B (en) | 2014-09-25 | 2014-09-25 | A kind of high pressure passive filtering cabinet of built-in annular reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410496794.5A CN104201682B (en) | 2014-09-25 | 2014-09-25 | A kind of high pressure passive filtering cabinet of built-in annular reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104201682A true CN104201682A (en) | 2014-12-10 |
| CN104201682B CN104201682B (en) | 2016-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410496794.5A Expired - Fee Related CN104201682B (en) | 2014-09-25 | 2014-09-25 | A kind of high pressure passive filtering cabinet of built-in annular reactor |
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| Country | Link |
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| CN (1) | CN104201682B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106058870A (en) * | 2016-07-19 | 2016-10-26 | 合肥联信电源有限公司 | Filter capacitor and filter inductor combination device for emergency power supply inverter module |
| CN108092282A (en) * | 2018-01-02 | 2018-05-29 | 日新电机（无锡）有限公司 | Integrated compact type high-voltage shunt reactor complexes |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0254073A2 (en) * | 1986-06-26 | 1988-01-27 | Mitsubishi Denki Kabushiki Kaisha | Harmonic suppressing device |
| JPH03243135A (en) * | 1990-02-21 | 1991-10-30 | Toyo Electric Mfg Co Ltd | Active/passive filter |
| CN1274977A (en) * | 2000-06-16 | 2000-11-29 | 清华大学 | Combined power filter with both active and passive parts |
| CN1306687A (en) * | 1998-06-23 | 2001-08-01 | 西门子公司 | Hybrid filter for alternating current network |
| CN1527456A (en) * | 2003-09-25 | 2004-09-08 | �Ϻ���ͨ��ѧ | Parallel mixed power filter for electrified railway |
| CN2718880Y (en) * | 2004-06-22 | 2005-08-17 | 麦德志 | Passive electric filter |
| CN204144946U (en) * | 2014-09-25 | 2015-02-04 | 湖北瑞力电气有限公司 | A kind of high pressure passive filtering cabinet of built-in annular reactor |
-
2014
- 2014-09-25 CN CN201410496794.5A patent/CN104201682B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0254073A2 (en) * | 1986-06-26 | 1988-01-27 | Mitsubishi Denki Kabushiki Kaisha | Harmonic suppressing device |
| JPH03243135A (en) * | 1990-02-21 | 1991-10-30 | Toyo Electric Mfg Co Ltd | Active/passive filter |
| CN1306687A (en) * | 1998-06-23 | 2001-08-01 | 西门子公司 | Hybrid filter for alternating current network |
| CN1274977A (en) * | 2000-06-16 | 2000-11-29 | 清华大学 | Combined power filter with both active and passive parts |
| CN1527456A (en) * | 2003-09-25 | 2004-09-08 | �Ϻ���ͨ��ѧ | Parallel mixed power filter for electrified railway |
| CN2718880Y (en) * | 2004-06-22 | 2005-08-17 | 麦德志 | Passive electric filter |
| CN204144946U (en) * | 2014-09-25 | 2015-02-04 | 湖北瑞力电气有限公司 | A kind of high pressure passive filtering cabinet of built-in annular reactor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106058870A (en) * | 2016-07-19 | 2016-10-26 | 合肥联信电源有限公司 | Filter capacitor and filter inductor combination device for emergency power supply inverter module |
| CN106058870B (en) * | 2016-07-19 | 2018-11-30 | 合肥联信电源有限公司 | A kind of filter capacitor of emergency power supply inverter module and filter inductance combine the unit |
| CN108092282A (en) * | 2018-01-02 | 2018-05-29 | 日新电机（无锡）有限公司 | Integrated compact type high-voltage shunt reactor complexes |
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| Publication number | Publication date |
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| CN104201682B (en) | 2016-07-20 |
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Granted publication date: 20160720 Termination date: 20190925 |