CN201804658U - Novel saturable reactor for DC converter valve - Google Patents

Novel saturable reactor for DC converter valve Download PDF

Info

Publication number
CN201804658U
CN201804658U CN2009202471808U CN200920247180U CN201804658U CN 201804658 U CN201804658 U CN 201804658U CN 2009202471808 U CN2009202471808 U CN 2009202471808U CN 200920247180 U CN200920247180 U CN 200920247180U CN 201804658 U CN201804658 U CN 201804658U
Authority
CN
China
Prior art keywords
coil
iron core
fin
water pipe
reactor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2009202471808U
Other languages
Chinese (zh)
Inventor
温家良
魏晓光
于海玉
张升
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
China Electric Power Research Institute Co Ltd CEPRI
Original Assignee
China Electric Power Research Institute Co Ltd CEPRI
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Electric Power Research Institute Co Ltd CEPRI filed Critical China Electric Power Research Institute Co Ltd CEPRI
Priority to CN2009202471808U priority Critical patent/CN201804658U/en
Application granted granted Critical
Publication of CN201804658U publication Critical patent/CN201804658U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Coils Of Transformers For General Uses (AREA)

Abstract

The utility model provides a novel saturable reactor for a DC converter valve, which comprises an outer housing, a coil, an iron core, a radiating fin, a water pipe and a press mounting structure, wherein, the coil is arranged inside the outer housing; and the iron core is assembled on the coil in a coupling manner. The novel saturable reactor has the advantages of simple structure, modularized design, low capacitance of the coil of the reactor between terminals, more stable overall dimension, uniform heat dissipation and good effect of a winding and the iron core, low noise and small vibration, and is especially suitable for an anode saturable reactor used for HVDC (High Voltage Direct Current Transmission) converter valves.

Description

A kind of novel saturable reactor for direct-current converter valve
Technical field
The utility model relates to a kind of electric power system components and parts, specifically relates to a kind of novel saturable reactor for direct-current converter valve.
Background technology
Existing high voltage direct current transmission converter valve saturable reactor has several like this modes.
Mode one is to adopt a pair of iron core and multiturn coil to be coupled to form, because iron core has only a pair of, therefore be to regulate the parameter of iron core, the coil of the supporting different numbers of turn inductance value of regulating whole reactor jointly with it by the sheet number of regulating iron core, the overall dimension of reactor is difficult to control, and iron core and coil all are separately by water-cooled cooling, water route structure more complicated.
Mode two is fixed coil numbers of turn, regulate the logarithm of iron core, the coil of coupling iron core is inserted and realized modular design in the upper and lower covers, but this mode is unfavorable for the heat radiation of iron core, satisfy that needs propose very high requirement to core loss under the situation of performance requirement, to such an extent as to need propose very high requirement to iron core, cause involving great expense.
Mode three is fixed coil numbers of turn, regulates the logarithm of iron core, is furnished with the secondary water-cooled winding simultaneously, and iron core and coil all be separately by the water-cooled design, and iron core and coil all are to place air.The noise of this mode is bigger, and vibration obviously satisfies that needs propose very high requirement to clamping structure under the situation of performance requirement, causes complex process, involves great expense.
The utility model content
The purpose of this utility model provides a kind of simple in structure, modularized design, and electric capacity is little between the reactor winding end, and overall dimension is comparatively fixing, winding and iron core heat radiation are evenly effective, noise is little, vibrates for a short time, and is particularly suitable for high voltage direct current transmission converter valve anode film reactor.
For reaching above purpose, the utility model takes following technical scheme to be achieved:
The novel saturable reactor for direct-current converter valve that the utility model provides comprises shell, fin, water pipe and press mounting structure, it is characterized in that: the iron core that is provided with coil in the described shell and is coupled and assembles with described coil; Described iron core adopt left and right sides C type structure or up and down U type structure snap onto in pairs between the inside and outside wall of coil and form the sealing coupling, the gap at described snapping place is provided with the air gap pad of adjustable thickness; The outward appearance of coil winding is a racetrack-type rotor coil, partly is provided with the described iron core of sealing coupling at the coil straightway; ∏ type structure snaps onto last fin and the following fin that forms the sealing coupling between the coil inside and outside wall in pairs about having between the iron core, and the last fin of side equal height directly is connected with following fin water pipe in coil; Between iron core and the iron core and and last fin and following fin between separate with rubber sheet gasket; Fix by the iron core clamping element between iron core and last fin, the following fin.
Wherein, described shell is divided into upper end cover and the bottom end cover that links together, and is filled with polyurethane and/or anti-seismic material and/or sound-absorbing material in the described upper and lower cover, thereby fills described coil, iron core and last fin and following fin and water pipe fixing.
Wherein, the two ends of described coil respectively are welded with a copper bar that is used for connection bus.
Wherein, described coil is a hollow form, is cast with epoxy resin layer at the coil skin that turns to annular.
Wherein, described coil is behind coil surface-coated insulating barrier, turns to annular again.This kind structure need not casting epoxy resin layer outside loop coil, and described material that is coated with insulating layer coating and thickness and the number of plies all can be regulated according to the requirement of coil insulation.
Wherein, the described fin of going up all has stainless water pipe head and waterpipe jointing with following fin on the inside and outside wall direction of coil; Waterpipe jointing water pipe perpendicular to side direction in the coil of the last fin of the coil inwall of coil straightway direction connects, and the corresponding position of corresponding following fin also water pipe connects.
The thickness of logarithm of iron core described in the utility model reactor and iron core air gap pad can be regulated according to the actual parameter of reactor; The described logarithm of going up fin and following fin can be regulated according to the actual parameter of reactor; The shape that is shaped as circle, ellipse or other arbitrarily suitable hollow form structures of described hollow form coil.
The beneficial effects of the utility model are:
1, kept a kind of number of turn relative fixed, adjust the advantage of the logarithm of iron core according to a reactor needs of different electric pressures and different parameters requirement, make when not changing the coil shape size, the overall dimension of every pair of iron core does not change yet, need not be its other design and installation size, manufacturing process is simple.
Though 2 coils and iron core have water pipe line design separately, but the design of the water route of iron core is very simple, also can realize modularization, overall dimension for fin also can change, only need get final product according to the logarithm that the logarithm of iron core is regulated fin, the fin that is placed between iron core directly dispels the heat to iron core, and radiating effect is very desirable; And several water routes to the fin between iron core are connected in parallel, and radiating effect is even; According to the coiling shape of winding, be connected in series perpendicular to the fin of winding straightway direction, symmetry is placed, and satisfies modular design concept.
3, the outlet terminal of coil is in the coil both sides, and electric capacity is little between end.Make that so again the coupling number of turn of coil and iron core is a fractional turns, strengthened and regulated the flexibility of inductance aspect the number of turn.
4, coil or need not the epoxy resin casting via epoxy resin casting or at coil surface-coated insulating barrier, the iron core fin of final and coil assembling be connected water pipe and clamping structure and cast via polyurethane again, further strengthen integrally-built stability.When last above bottom end cover is in package shape, can fill anti-seismic material and deadener, polyurethane has certain elasticity simultaneously, can reduce vibration and the reduction noise of reactor at run duration.
Description of drawings
Below in conjunction with accompanying drawing to further detailed explanation of novel saturable reactor for direct-current converter valve of the present utility model.
Fig. 1 is the external structure schematic perspective view of the utility model reactor;
Fig. 2 is the external structure front view of the utility model reactor;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the schematic perspective view that the utility model reactor is removed upper end cover;
Fig. 5 is the front view that the utility model reactor is removed upper end cover;
Fig. 6 is the vertical view of Fig. 5 reactor;
Fig. 7 is the schematic perspective view that the utility model reactor is removed upper and lower end cap;
Fig. 8 is the structural representation of coil 3;
Fig. 9 is another form in coil 3 cross sections: the outer surface of hollow aluminum pipe is coated with insulating layer coating;
Wherein, 1-upper end cover, 2-bottom end cover, 3-coil, 4-binding post I, 5-binding post II, 6-iron core, the last fin of 7-, fin under the 8-, 9-waterpipe jointing, 10-water pipe head, 11-water pipe, the 12-press mounting structure, 13-air gap pad, 14-iron core clamping element, the 15-rubber sheet gasket, the water pipe head of 16-coil, 17-copper bar, 18-polyurethane, 19-hollow aluminum pipe, 20-insulating barrier.
Embodiment
To shown in Figure 8, a kind of novel saturable reactor for direct-current converter valve comprises coil 3 that is arranged between loam cake 1 and the lower cover 2 and iron core 6 and fin 7 and 8 that are coupled and assemble with coil as Fig. 1; 3 two binding posts 4 of coil and 5 lay respectively at two rightabouts of coil 3; Coil 3 is that the aluminum pipe coil winding by hollow forms racetrack-type rotor coil, one end of described coil 3 is provided with binding post I4, its other end is provided with binding post II5, respectively be welded with a copper bar 17 that is used for connection bus on described binding post I4 and the binding post II5, the both ends open of described coil is as the coil water pipe head 16 that is used to connect water pipe, and coil 3 is placed on casting epoxy resin layer in the anchor clamps; Perhaps adopt loop construction as shown in Figure 9, this kind coil need not the casting epoxy resin layer, but be coated with insulating layer coating 20 at the outer surface of the hollow aluminum pipe 19 of coil, be coated with the material of insulating layer coating 20 and thickness and the number of plies and all can regulate according to the requirement of coil insulation.
Iron core 6 adopt left and right sides C type structures or up and down U type structure be buckled in pairs between the inside and outside wall of straightway part of coil 3 casting skeletons, the C type make-up air gap of every pair of iron core 6 separates with air gap pad 13, iron core 6 usefulness iron core clamping elements 14 are fixing subsequently, and every pair of iron core separates with rubber sheet gasket 15 in the straightway direction of coil; At least place one between per 2 pairs of iron cores 6 and go up fin 7 and following fin 8, the ∏ type was buckled between the inside and outside wall of coil 3 in pairs about last fin 7 and following fin 8 adopted, and the U type make-up of every pair of fin contacts up and down; Last fin 7 and following fin 8 all have rubber sheet gasket 15 to separate between coil straightway direction both sides and iron core 6; Guarantee that iron core 6 and fin 7 and fin 8 and the position that contacts with iron core 6 all have rubber sheet gasket 15 to separate.
Last fin 7 and following fin 8 all have stainless water pipe head 10 and waterpipe jointing 9 on the inside and outside wall direction of coil 3; Waterpipe jointing 9 water pipes 11 perpendicular to side directions in the coil 3 of the last fin 7 of the coil inwall of coil 3 straightway directions connect, and the corresponding position of corresponding following fin 8 also water pipe 11 connects;
Subsequently iron core 6, go up fin 7 and following fin 8 and the inner water pipe 11 that is connected, be placed on cast polyurethane 18 in the anchor clamps, fixing with upper end cover 1 and bottom end cover 2 then.
The standard number of turn of the coil 3 of present embodiment is 4.5 circles, total logarithm of iron core 6 can require to adjust according to concrete inductance numerical value, the thickness of air gap pad 13 can be according to design inductance value parameter regulation, the logarithm of fin 7 and fin 8 determines specifically that according to the caloric value of iron core the number of rubber sheet gasket 15 is specifically determined according to the logarithm of fin.The number of turn of the coil 3 coupling iron cores of this example is a fractional turns, so increased the flexibility of regulating coil turn in the inductance, the binding post I4 of coil 3 and binding post II5 are at the rightabout of coil 3.
The utility model is described according to specific exemplary embodiment herein.To carry out suitable replacement under the scope of the present utility model or revise will be conspicuous not breaking away to one skilled in the art.Exemplary embodiment only is illustrative, rather than to the restriction of scope of the present utility model, scope of the present utility model is by appended claim definition.

Claims (6)

1. a novel saturable reactor for direct-current converter valve comprises shell, fin, water pipe (11) and press mounting structure (12), it is characterized in that: the iron core (6) that is provided with coil (3) in the described shell and is coupled and assembles with described coil (3); Described iron core (6) adopt left and right sides C type structure or up and down U type structure snap onto in pairs between the inside and outside wall of coil (3) and form the sealing coupling, the gap at described snapping place is provided with the air gap pad (13) of adjustable thickness; The outward appearance of coil (3) coiling is a racetrack-type rotor coil, partly is provided with the described iron core (6) of sealing coupling at coil (3) straightway; U type structure snaps onto last fin (7) and the following fin (8) that forms the sealing coupling between coil (3) inside and outside wall in pairs about having between the iron core (6), and the last fin (7) of side equal height directly is connected with following fin (8) water pipe (11) in coil; Between iron core (6) and the iron core (6) and and last fin (7) and following fin (8) between separate with rubber sheet gasket (15); Iron core (6) and last fin (7), fixing between the fin (8) down by iron core clamping element (14).
2. reactor according to claim 1, it is characterized in that: described shell is divided into upper end cover (1) and the bottom end cover (2) that links together, be filled with polyurethane (18) or anti-seismic material or sound-absorbing material in the described upper and lower cover, thereby fill described coil (3), iron core (6) and last fin (7) and following fin (8) and water pipe (11) fixing.
3. reactor according to claim 1 and 2 is characterized in that: the two ends of described coil (3) respectively are welded with a copper bar (17) that is used for connection bus.
4. reactor according to claim 3 is characterized in that: described coil (3) is a hollow form, is cast with epoxy resin layer at the coil skin that turns to annular.
5. reactor according to claim 4 is characterized in that: described coil (3) is behind coil surface-coated insulating barrier, turns to annular again.
6. reactor according to claim 1 is characterized in that: described upward fin (7) and following fin (8) all have stainless water pipe head (10) and waterpipe jointing (9) on the inside and outside wall direction of coil (3); Waterpipe jointing (9) water pipe (11) perpendicular to the interior side direction of coil (3) of the last fin (7) of the coil inwall of coil (3) straightway direction connects, and the corresponding position of corresponding following fin (8) also water pipe (11) connects.
CN2009202471808U 2009-11-27 2009-11-27 Novel saturable reactor for DC converter valve Expired - Lifetime CN201804658U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202471808U CN201804658U (en) 2009-11-27 2009-11-27 Novel saturable reactor for DC converter valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202471808U CN201804658U (en) 2009-11-27 2009-11-27 Novel saturable reactor for DC converter valve

Publications (1)

Publication Number Publication Date
CN201804658U true CN201804658U (en) 2011-04-20

Family

ID=43874160

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009202471808U Expired - Lifetime CN201804658U (en) 2009-11-27 2009-11-27 Novel saturable reactor for DC converter valve

Country Status (1)

Country Link
CN (1) CN201804658U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107434845A (en) * 2016-05-26 2017-12-05 全球能源互联网研究院 A kind of polyurethane resin composition and preparation method thereof
CN109148131A (en) * 2018-10-31 2019-01-04 嘉善华瑞赛晶电气设备科技有限公司 Suspension type circular anode saturable reactor
CN113299470A (en) * 2021-04-23 2021-08-24 江苏中容科技有限公司 Inductance low-leakage-noise transformer and preparation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107434845A (en) * 2016-05-26 2017-12-05 全球能源互联网研究院 A kind of polyurethane resin composition and preparation method thereof
CN109148131A (en) * 2018-10-31 2019-01-04 嘉善华瑞赛晶电气设备科技有限公司 Suspension type circular anode saturable reactor
CN113299470A (en) * 2021-04-23 2021-08-24 江苏中容科技有限公司 Inductance low-leakage-noise transformer and preparation method thereof
CN113299470B (en) * 2021-04-23 2022-05-03 江苏中容科技有限公司 Inductance low-leakage-noise transformer and preparation method thereof

Similar Documents

Publication Publication Date Title
CN101707119B (en) Novel saturable reactor for direct-current converter valve
CN201804658U (en) Novel saturable reactor for DC converter valve
CN203232797U (en) Epoxy pouring dry type transformer
CN204904985U (en) Positive pole saturable reactor of direct current change of current valve
CN213150542U (en) All-in-one integrated transformer
CN110429788B (en) Spliced flat plate motor rotor structure
CN201004358Y (en) A bus array current mutual inductor
CN105761898A (en) Single-phase iron-core energy taking reactor for staged controllable parallel reactor device
CN202855478U (en) Low-voltage and high-current high frequency transformer
CN212380271U (en) Insulating resin pouring type smoothing reactor
CN202285190U (en) Small-sized energy-saving dry-type transformer
CN206098098U (en) Integration pouring type water -cooling reactor
CN201663038U (en) Novel dry-type transformer coil structure
CN220962995U (en) Integrated low-surface heat radiation water-cooled transformer
CN215731160U (en) Small-size waterproof transformer
CN201514839U (en) Water-cooled type pulse reactor
CN201830050U (en) Iron core winding for generator, motor or transformer
CN218447486U (en) Magnetic core integrated with magnetic yoke, inductor integrated with magnetic yoke and inverter
CN220085788U (en) Dry-type transformer for photovoltaic power generation
CN215069548U (en) Novel integrated inductor
JP2006060053A (en) Iron core
CN105374521B (en) A kind of EI types transformer
CN217426529U (en) High power density Boost-buck reactor
CN219936779U (en) Ultralow-loss encapsulated inductor
CN214753298U (en) Magnetic integrated reactor and power electronic device

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: CHINA ELECTRIC POWER RESEARCH INSTITUTE

Effective date: 20140321

Owner name: STATE GRID CORPORATION OF CHINA

Free format text: FORMER OWNER: CHINA ELECTRIC POWER RESEARCH INSTITUTE

Effective date: 20140321

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 100192 HAIDIAN, BEIJING TO: 100031 XICHENG, BEIJING

TR01 Transfer of patent right

Effective date of registration: 20140321

Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing

Patentee after: State Grid Corporation of China

Patentee after: China Electric Power Research Institute

Address before: 100192 Beijing city Haidian District Qinghe small Camp Road No. 15

Patentee before: China Electric Power Research Institute

CX01 Expiry of patent term

Granted publication date: 20110420

CX01 Expiry of patent term