CN202008895U - High-voltage magnetic saturation type single-phase controllable reactor - Google Patents
High-voltage magnetic saturation type single-phase controllable reactor Download PDFInfo
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- CN202008895U CN202008895U CN2011200465528U CN201120046552U CN202008895U CN 202008895 U CN202008895 U CN 202008895U CN 2011200465528 U CN2011200465528 U CN 2011200465528U CN 201120046552 U CN201120046552 U CN 201120046552U CN 202008895 U CN202008895 U CN 202008895U
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Abstract
The utility model relates to a high-voltage magnetic saturation type single-phase controllable reactor. A main iron core column (1), two side columns (3 and 4) and two side yokes (10 and 11) form an iron core in the shape of two horizontal stacked square blocks. The main iron core column (1) is a single column uniform in sections and formed by stacking a plurality of iron core cakes with gaps. A first side column (3) and a second side column (4) are laterally symmetrical relative to the main iron core column (1), a first side yoke (10) and a second side yoke (11) are vertically symmetrical relative to the main iron core column (1), the first side column (3), the second side column (4), the first side yoke (10) and the second side yoke (11) are iron cores uniform in sections, and the cross sectional area of each of the first side column (3), the second side column (4), the first side yoke (10) and the second side yoke (11) is half of that of the main iron core column (1). A first operating winding (2) and a second operating winding (7) are sleeved on the main iron core column (1), and two control windings (5 and 6) are sleeved on the first side column (3) and the second side column (4) respectively or symmetrically sleeved on two ends of the first side yoke (10) or the second side yoke (11).
Description
Technical field
The utility model relates to a kind of reactor, the single-phase controlled reactor that particularly a kind of electric power system is used.
Background technology
At present, the controlled reactor of adjustable magnetic biasing is divided into two kinds of forms from core construction: i.e. magnetic valve type and stem saturation type controlled reactor.Chinese patent 95223137.9 proposes a kind of magnetic valve type controllable reactor, is the reactance that the magnetic saturation state of the small bore section that is provided with by the control core limb changes winding, to reach the purpose of the reactance value that changes reactor.Its architectural feature is: iron core has two main core posts and corresponding iron yoke piece to become, and is equipped with a small bore section on two main core posts; Respectively be with one on each core limb and be divided into two-part winding up and down, the number of turn that is connected between the winding tap at controllable silicon two ends is 5% of every post winding total number of turns, the winding of wherein working belongs to a winding with the control winding, and the control winding has the effect of extracting the required magnetization energy of D.C. magnetic biasing concurrently.Its weak point is, owing to be equipped with the small bore section on two main core posts, so its complex structure, poor, the cost height of manufacturability.The stem magnetic saturation type controlled reactor that Chinese patent 992503442 proposes has similar structures, and it is characterized in that: core limb is a uiform section, and its sectional area is less than iron yoke sectional area; Being equipped with in work winding inboard and independently controlling winding, get can winding etc., and this structure is applicable to the voltage levels electric power system.Its weak point is, the control winding, get can winding with work that winding is concentric to be placed, cause the average turn of work winding long bigger, the copper consumption of reactor, higher with iron amount, total cost, and work winding, control winding, get the main core post heating of can winding and being in degree of depth saturation condition and concentrate, and be easy to generate local overheating.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of have single main core rod structure, the no embedded controlled reactor can winding, other post, return yoke, main core post magnetic saturation type of getting are proposed, the utility model can utilize the flexible magnetic circuit magnetic resistance size that changes of external power source energy, realizes reactance value and capacity controllable.The utility model reactor is simple in structure, and good manufacturability can effectively reduce material consumption, reduces cost, and pyrotoxin disperses simultaneously, helps heat radiation, and avoids local overheating, and working stability is reliable.The utility model can be used for the voltage levels system.
The utility model comprises the iron core that main core post, the first other post, the second other post, first return yoke, second return yoke constitute, and it is characterized in that: described reactor also comprises the first work winding, the second work winding and control winding; Described main core post, the first other post, the second other post, first return yoke, horizontally-arranged " day " the font structure iron core of the common composition of second return yoke; Described main core post is uiform section, single-column, and is formed by the cake stack a plurality of unshakable in one's determination of band gap; The first other post, the second other post are about main core post left-right symmetric; First return yoke, second return yoke are about symmetry about the main core post; The first other post, the second other post, first return yoke, second return yoke are the uiform section iron core, and cross-sectional area is main core post cross-sectional area half; The first work winding and the second work winding are set on the main core post, and two control windings are set in respectively on the first other post, the second other post.
Described other post, return yoke be band gap not.The main core post is arranged with the work winding that is divided into two parts outward, and the first work winding is an inverted trapezoidal structure, and the second work winding is a trapezium structure; Trapezoidal upper base one end of two work windings is connected in parallel as the high-voltage terminal head end, and the trapezoidal end of going to the bottom is connected in parallel as the neutral point leading-out terminal, also can claim the high-voltage terminal end.The control winding is set on the other post, and the number of turn of the control winding of suit is identical on the first other post, the second other post, and around to identical or opposite, two control windings in series are after big impedance is connected to DC power supply.Described control winding also can symmetry be set in first return yoke or the second return yoke two ends.The magnetic flux that DC power supply produces is got back on the other post closed through another return yoke through other post, return yoke, main core post post again.Change the direct current size, can change other post, the degree of saturation of return yoke and main core post, and then change the magnetic circuit magnetic resistance, reach the purpose of control reactance value and capacity.
Described control winding, other post, structures such as return yoke are all about main core post symmetry, the also single other rod structure of the utility model, promptly single other post, first return yoke, second return yoke and the end to end formation of main core post " mouth " shaped iron core structure.
Description of drawings
Fig. 1 is an example structure schematic diagram of the present utility model;
Fig. 2 is the coiling and the mode of connection schematic diagram of winding among Fig. 1;
Fig. 3 is the another kind coiling and the mode of connection schematic diagram of winding among Fig. 1;
Fig. 4 is Fig. 2,3 mode of connection DC excitation flow direction schematic diagrames;
Fig. 5 is another example structure schematic diagram of the utility model;
Fig. 6 is the other post example structure of a utility model list schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described further:
Fig. 1 is an example structure schematic diagram of the present utility model.The utility model comprises the iron core that is made of main core post, other post, return yoke etc., and the work winding, control winding etc.As shown in Figure 1, main core post 1, the first other post 3, the second other post 4, first return yoke 10, horizontally-arranged " day " the font structure iron core of second return yoke, 11 common compositions.Main core post 1 is single-column and uiform section, is formed by the cake stack a plurality of unshakable in one's determination of band gap.First other post 3, the second other post 4 is about main core post 1 left-right symmetric; First return yoke 11, second return yoke 12 are about main core post symmetry about in the of 1.And first other post 3, the second other post 4, first return yoke 11, second return yoke 12 are the uiform section iron core, and cross-sectional area is main core post 1 cross-sectional area half.The first work winding 2, the second work winding 7 are set on the main core post 1, and wherein first 2 one-tenth of the windings of work are trapezoidal, and the second work winding 7 in echelon.Trapezoidal upper base one end of two work windings links to each other, and is the high pressure head end; The trapezoidal end of going to the bottom links to each other, and is the high pressure end, claims neutral end again.Control winding 5,6 is set in respectively on first other post 3, the second other post 4.The size of regulating the direct current in the control winding 5,6 is scalable first other post 3, the second other post 4, and the degree of saturation of magnetic flux on first return yoke 10, second return yoke 11 and the main core post 1, and then the control reactance value.
Fig. 2 is the coiling and the mode of connection schematic diagram of winding among Fig. 1; As shown in Figure 2, the number of turn of control winding 5,6 is identical, around on the contrary, controls winding 5,6 series connection after big impedance Z c is connected to DC power supply Ec.The number of turn of the first work winding 2, the second work winding 7 is identical, around on the contrary.
Fig. 3 is the another kind coiling and the mode of connection schematic diagram of winding among Fig. 1; As shown in Figure 3, the number of turn of control winding 5,6 is identical, around to identical, controls winding 5,6 series connection, is connected to DC power supply Ec through big impedance Z c.
Fig. 4 is the flow direction schematic diagram of Fig. 2,3 mode of connection DC excitation magnetic fluxs; As shown in Figure 4, the left side of the left side of the winding of control shown in Fig. 2,35 generation magnetic fluxes post 3, first return yoke 10 by first, main core post 1, second return yoke 11 is after first other post 3 closures; The right side of the right side of magnetic flux post 4, second return yoke 10 by second that the winding of control shown in Fig. 26 produces, core limb 1, second return yoke 11 is after second other post 4 closures.
Fig. 5 is another example structure schematic diagram of the utility model; As shown in Figure 5, the first work winding 2, the second work winding 7 are set in the two ends of main core post 1.Control winding 8,9 is set in the two ends of first return yoke 10 symmetrically.Described control winding also can the same manner be set in the two ends of second return yoke 11.The size of regulating control winding 8,9 electric currents is the degree of saturation of magnetic flux on scalable first other post 3, second other post 4, the first return yokes 10, second return yoke 11 and the main core post 1, and then the control reactance value.
Fig. 6 is the other post example structure of a utility model list schematic diagram; As shown in Figure 6, main core post 1, the first other post 3, first return yoke 12, second return yoke 13 constitute the iron core of " mouth " font structure.The first work winding 2, the second work winding 7 are set on the main core post 1, and wherein first 2 one-tenth of the windings of work are trapezoidal, and the second work winding 7 in echelon.Control winding 5 is set on the first other post 3, and the cross-sectional area of the first other post 3 and first return yoke 12, second return yoke 13 is identical with the cross-sectional area of main core post 1.The size of regulating control winding 5 electric currents is the degree of saturation of magnetic flux on scalable first other post 3, the first return yokes 12, second return yoke 13 and the main core post 1, and then the control reactance value.
Claims (6)
1. single-phase controlled reactor of high pressure magnetic saturation type, comprise the iron core that main core post (1), the first other post (3), the second other post (4), first return yoke (10), second return yoke (11) constitute, it is characterized in that: described reactor also comprises the first work winding (2), the second work winding (7) and control winding (5,6); Described main core post (1), the first other post (3), the second other post (4), first return yoke (10), second return yoke (11) are formed horizontally-arranged " day " font structure iron core jointly; Described main core post (1) is uiform section, single-column, and is formed by the cake stack a plurality of unshakable in one's determination of band gap; The first other post (3), the second other post (4) are about main core post (1) left-right symmetric; First return yoke (11), second return yoke (12) are about main core post (1) symmetry up and down; The first other post (3), the second other post (4), first return yoke (11), second return yoke (12) are the uiform section iron core, and cross-sectional area is main core post (1) cross-sectional area half; The first work winding (2) and the second work winding (7) are set on the main core post (1), and two control windings (5,6) are set in respectively on the first other post (3), the second other post (4).
2. the single-phase controlled reactor of high pressure magnetic saturation type according to claim 1 is characterized in that: the cross section of the first work winding (2) is an inverted trapezoidal structure, and the cross section of the second work winding (7) is a trapezium structure; Two trapezoidal upper base one ends of work winding link together as the high-voltage terminal head end, and the trapezoidal end of going to the bottom links together and constitutes the high-voltage terminal end.
3. the single-phase controlled reactor of high pressure magnetic saturation type according to claim 1 is characterized in that: the number of turn of two control windings (5,6) is identical, is connected to external direct current power supply through a big impedance after two control windings (5,6) series connection.
4. the single-phase controlled reactor of high pressure magnetic saturation type according to claim 1 is characterized in that: described two control winding (5,6) symmetries are set in the two ends of first return yoke (10) or second return yoke (11).
5. the single-phase controlled reactor of high pressure magnetic saturation type according to claim 1 is characterized in that: the iron core of described main core post (1), the first other post (3), first return yoke (12), the end to end formation of second return yoke (13) " mouth " font structure.
6. the single-phase controlled reactor of high pressure magnetic saturation type according to claim 5 is characterized in that: be with control winding (5) on the described first other post (3); The cross-sectional area of the first other post (3) and first return yoke (12), second return yoke (13) is identical with the cross-sectional area of main core post (1).
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CN2011200465528U CN202008895U (en) | 2011-02-24 | 2011-02-24 | High-voltage magnetic saturation type single-phase controllable reactor |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102208247A (en) * | 2011-02-24 | 2011-10-05 | 中国科学院电工研究所 | High-voltage magnetic saturation single-phase controllable reactor |
CN104616871A (en) * | 2015-01-14 | 2015-05-13 | 东南大学 | Winding type iron core magnetically controlled saturated reactor |
CN110226208A (en) * | 2017-02-15 | 2019-09-10 | 株式会社自动网络技术研究所 | Reactor |
-
2011
- 2011-02-24 CN CN2011200465528U patent/CN202008895U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102208247A (en) * | 2011-02-24 | 2011-10-05 | 中国科学院电工研究所 | High-voltage magnetic saturation single-phase controllable reactor |
CN104616871A (en) * | 2015-01-14 | 2015-05-13 | 东南大学 | Winding type iron core magnetically controlled saturated reactor |
CN110226208A (en) * | 2017-02-15 | 2019-09-10 | 株式会社自动网络技术研究所 | Reactor |
CN110226208B (en) * | 2017-02-15 | 2021-06-08 | 株式会社自动网络技术研究所 | Electric reactor |
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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: 20111012 Termination date: 20130224 |