CN105099222B - A kind of thyristor converter valve tower for D.C. high voltage transmission - Google Patents
A kind of thyristor converter valve tower for D.C. high voltage transmission Download PDFInfo
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- CN105099222B CN105099222B CN201510527331.5A CN201510527331A CN105099222B CN 105099222 B CN105099222 B CN 105099222B CN 201510527331 A CN201510527331 A CN 201510527331A CN 105099222 B CN105099222 B CN 105099222B
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- thyristor
- rectangular frame
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- frame
- thyristor converter
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
- H05K7/1427—Housings
- H05K7/1432—Housings specially adapted for power drive units or power converters
- H05K7/14339—Housings specially adapted for power drive units or power converters specially adapted for high voltage operation
Abstract
The present invention provides a kind of thyristor converter valve tower for D.C. high voltage transmission, including the arrester for being vertically arranged and being mutually parallel and valve tower ontology, the valve tower ontology includes equidirectional thyristor converter valve module disposed in parallel between horizontally arranged top shielding case, bottom shielding case He Ding, bottom shielding case, the thyristor converter valve module is concave shape, the arrester is set to the open outer side of concave shape thyristor converter valve module, and is connected with the thyristor converter valve module by flexible pipe mother.Thyristor converter valve tower provided by the invention is flexible high, and anti seismic efficiency is good, and weight is lighter, and structure is more stablized, and maintenance is convenient, is convenient for transport, installation and the debugging of engineering site.
Description
Technical field
The present invention relates to a kind of valve tower, in particular to a kind of thyristor converter valve towers for D.C. high voltage transmission.
Background technology
The core devices of converter valve are thyristors, and voltage class is thousands of volts, and the voltage class of power grid is significantly larger than
The voltage class of thyristor goes out low-voltage, low power basic converter valve mould to realize the change of current according to optional Design of Thyristor
Block, by change current valve module carry out laterally, Longitudinal Extension, the mutual communications and liaison of multimode are realized, to meet high voltage, high-power
The demand of power transmission occasion.
Current high voltage direct current converter valve both domestic and external mostly uses tower structure, hoisting Design, forms converter valve valve tower, the change of current
The structure type and lifting form of valve valve tower are not quite similar.For example, there is the valve tower knot using biserial multilayer and each fault layer arrangement
Structure is rigid connection structure between each layer valve module of this valve tower structure, is only used in valve tower and valve Room girder steel junction soft
Property connection design, valve tower Integral swinging when by external force, it is flexible it is poor, anti-seismic performance is poor；Also some converter valve towers
Although whole using flexible connection, the device of each layer converter valve module is entirely linearly sequence successively in valve tower
Arrangement, causes that structural span is big, stability is poor.
Invention content
In order to solve the above problem in the presence of the prior art, the present invention provides a kind of crystalline substance for D.C. high voltage transmission
Brake tube converter valve valve tower.
Technical solution provided by the invention is：A kind of thyristor converter valve tower for D.C. high voltage transmission, including it is perpendicular
The straight arrester and valve tower ontology for being arranged and being mutually parallel, the valve tower ontology include horizontally arranged top shielding case, bottom
Equidirectional thyristor converter valve module disposed in parallel, thes improvement is that between shielding case He Ding, bottom shielding case：It is described
Thyristor converter valve module is concave shape, and the arrester is set to the open outer side of concave shape thyristor converter valve module,
And it is connected with the thyristor converter valve module by flexible pipe mother.
Preferably, the arrester includes the upper and lower two sections of lightning arrester bodies being bolted and is located in together described
The semicircle grading ring group of homonymy outside lightning arrester body, each grading ring group includes two and half be welded and fixed by connecting rod
Round grading ring；The other side is connected with flexible pipe mother outside the lightning arrester body.
Preferably, the thyristor converter valve module includes group frame, the thyristor mould being mounted on group frame
Block and water-cooling system, and the shielding case set on group frame periphery；The thyristor module include the first thyristor module and
It is vertical at the second thyristor module and third thyristor module of two outer end of the first thyristor module homonymy.
Further, the group frame is convex shape, including first rectangular frame and is symmetrically set in first rectangle frame
The second rectangular frame and third rectangular frame of two outer end of frame homonymy；
First thyristor module is mounted in the first rectangular frame and perpendicular to the symmetrical of the group frame
Line direction, second thyristor module and third thyristor module are separately mounted to second rectangular frame and third rectangular frame
On.
Further, the first, second, third thyristor module includes that thyristor press-loading device is set to the brilliant lock with parallel
The gate pole case and damping capacitor of pipe press-loading device both sides；
The thyristor press-loading device is separately mounted to the inside of the first, second, third rectangular frame；
The gate pole case is separately mounted between the first, second, third rectangular frame and shielding case, and respectively with first,
The outline border of second, third rectangular frame is fixed；
The damping capacitor is separately mounted to the outside of first rectangular frame and the inside of second, third rectangular frame.
Further, the both ends of the thyristor press-loading device in first rectangular frame are mounted on respectively by horizontal busbar and peace
The one end for filling the thyristor press-loading device in second rectangular frame and the thyristor press-loading device in third rectangular frame
One end vertical connection, and saturable reactor is installed in junction；
The other end of thyristor press-loading device in second rectangular frame is by tilting busbar and vertical direction phase
Thyristor press-loading device connection in the third rectangular frame of an adjacent thyristor converter valve module, and be equipped in junction
Saturable reactor；
The other end of thyristor press-loading device in third rectangular frame is by tilting busbar and vertical direction phase
Thyristor press-loading device in the second rectangular frame of adjacent another thyristor converter valve module is connected, and is installed in junction
There is saturable reactor；
Thyristor press-loading device in the second rectangular frame of top layer thyristor converter valve module by tilt busbar with
Top shielding case is electrically connected；Thyristor press-loading device in the third rectangular frame of bottom thyristor converter valve module is by inclining
Oblique busbar is electrically connected with bottom shielding case；
The inclination busbar also connects with flexible pipe parent phase.
Further, water-cooling system includes in the water inlet water pipe that staggered floor is arranged on the direction of plane where group frame
With water outlet water pipe, the water inlet water pipe and the water outlet water pipe are erected at the group frame bottom, trend and the brilliant lock
The trend of pipe press-loading device is consistent；
The water inlet water pipe and the water outlet water pipe are connected to main water inlet tube and primary flow pipe respectively, the main water inlet tube and
The primary flow pipe is respectively arranged between the second frame and third frame, and perpendicular to the plane where the group frame.
Further, shielding case is by being symmetricly set on the rectangular shield unit of group frame line of symmetry both sides and connecting both sides square
The ellipse arc screen unit of shape screen unit forms, and the rectangular shield unit and the ellipse arc screen unit are vertical
Plane where the group frame；The rectangular shield unit group frame projection in the plane perpendicular to described
The line of symmetry of group frame；
The rectangular shield unit is near and parallel to second, third rectangular frame；The ellipse arc screen unit by
The independent ellipse arc shielding subelement of polylith combines to be formed along group frame periphery；
The connecting portion of the rectangular shield unit and the ellipse arc screen unit is with arc transition.
Further, four sides of first rectangular frame are made of the connection of non-metallic insulation beam, and inside is symmetrical along group frame
The parallel direction of line is provided with two beams of metals, for fixing thyristor press-loading device；
The side that group frame line of symmetry direction is parallel in second, third rectangular frame is non-metallic insulation beam, perpendicular to
The side in group frame line of symmetry direction is beams of metal, for fixing thyristor press-loading device and damping capacitor；
It is mounted on metal flap seat, adjacent thyristor valves on the beams of metal, on top shielding case and bottom shielding case
Between valve module, between top layer thyristor converter valve module and top shielding case, bottom thyristor converter valve module and bottom screen
Cover the suspension type insulator flexible connection by connecting metal flap seat between cover.
Further, two outer end of the first rectangular frame other side is separately installed with connection first rectangular frame and the second square
The cant beam A of the shape frame and cant beam B for connecting first rectangular frame and third rectangular frame；
Cross perpendicular to group frame line of symmetry direction is installed between the second rectangular frame and third rectangular frame
Support insulator.
Compared with immediate technical solution, the present invention has following marked improvement：
(1) between two neighboring thyristor converter valve module, top layer thyristor converter valve module and top shielding case it
Between, be flexibly connected by suspension type insulator between bottom thyristor converter valve module and bottom shielding case so that valve tower can
It is swung with horizontal direction, shock resistance is strong；
(2) same layer thyristor converter valve module is arranged in concave shape, can ensure increasing thyristor press fitting quantity
Meanwhile making thyristor converter valve module lateral longitudinal size synchronization increase in the horizontal plane, keep thyristor converter valve mould
The appearance proportion of block is not lacked of proper care, and the structural span of thyristor converter valve module is shortened so that thyristor converter valve tower
Structure is more stablized；
(3) group frame is composed using beams of metal and non-metallic insulation beam, and beams of metal is pressed for load-bearing thyristor
Mechanism uses non-metallic insulation beam, alleviates the weight of valve module as possible on the basis of ensureing valve module structural strength；
(4) stull of the setting perpendicular to group frame line of symmetry direction between second, third rectangular frame of group frame
Insulator ensure that the high-voltage isulation performance inside valve module on the basis of reinforcing valve module structural strength；
(5) shielding case is set as ellipse, can meet the requirement for extending the planar dimension of valve module to four direction,
External shield effectiveness can be met again；
(6) thyristor converter valve module uses layered arrangement form, and upper layer is electrical equipment, middle layer is combo box
Frame, lower layer be water-cooling system, this arrangement form is succinctly orderly, non-interference, both ensure that electrical connection it is smooth with it is reliable,
In turn ensure intensity and the insulation of support construction；
(7) saturable reactor is located at outside and the valve mould of 1 "convex" shaped of group frame protrusion part in topology layout
The inside of the block sunk part of falling concave；This arrangement form not only meets the needs of electric appliance connection, while meeting valve module
Weight balancing arrange demand, allow the center of gravity of valve module to be located at valve module geometric center；So that the structure of valve module is more steady
It is fixed.
(8) the water inlet water route of water-cooling system and water outlet water route where group frame in the same plane of plane it is wrong
Layer arrangement is not only convenient for edge and is simutaneously arranged cooling water channel into brake tube press-loading device, and saves the planar dimension of valve module, makes
Valve module structure is compacter.
Description of the drawings
Fig. 1 is the dimensional structure diagram provided by the present invention for the thyristor converter valve tower of D.C. high voltage transmission；
Fig. 2 is the front view of thyristor converter valve tower in Fig. 1；
Fig. 3 is the left view of thyristor converter valve tower in Fig. 1；
Fig. 4 is the dimensional structure diagram of thyristor converter valve module in Fig. 1；
Fig. 5 is the dimensional structure diagram of group frame in Fig. 4；
Fig. 6 is the dimensional structure diagram of oval shielding case in Fig. 4；
Fig. 7 is the dimensional structure diagram of water-cooling system in Fig. 4；
Fig. 8 is the dimensional structure diagram of thyristor press-loading device and water-cooling system trend in Fig. 4；
Fig. 9 is the dimensional structure diagram of thyristor press-loading device in Fig. 4；
Figure 10 is the dimensional structure diagram of gate pole case in Fig. 4；
Figure 11 is the dimensional structure diagram of damping capacitor in Fig. 4.
Wherein：The bottoms 1- shielding case；2- shielding cases；3- suspension type insulators；4- pushes up shielding case；5- horizontal busbars；6- is pressed
Ring；7- tilts busbar；8- flexible pipes are female；9- lightning arrester bodies；10- group frames；11- thyristor press-loading devices；12- gate poles
Case；13- damping capacitors；14- main water inlet tubes；15- primary flow pipes；16- saturable reactors；17- stull insulators；18- metals are hung
Seat；The nonmetallic girders of 19-；20- beams of metals；21- first rectangular frames；22- second rectangular frames；23- third rectangular frames；
24- cant beams A；25- cant beams B.
Specific implementation mode
For a better understanding of the present invention, present disclosure is done further with example with reference to the accompanying drawings of the specification
Explanation.
It is as shown in Figs. 1-3 provided by the present invention for the thyristor converter valve tower of D.C. high voltage transmission：Including setting vertically
The arrester and valve tower ontology set and be mutually parallel, valve tower ontology include horizontally arranged top shielding case 4, bottom shielding case 1
The thyristor converter valve module being mutually parallel between He Ding, bottom shielding case.Valve tower uses modularized design, independent thyristor
Converter valve valve tower is convenient for transport, installation and the debugging of engineering site.
Four layers of thyristor converter valve module are provided in attached drawing 1-3, from top to bottom, first and second layer of thyristor valves
Valve module constitutes a single valve, third and fourth layer of thyristor converter valve module constitutes a single valve, and two single valves form one two
Weight valve tower.Wherein first layer thyristor converter valve module is connected by suspension type insulator 3 with top layer shielding case 4, the 4th layer
Converter valve module is connected by suspension type insulator 3 with bottom shielding case 1；Upper and lower two adjacent thyristor converter valve moulds
It is connected also by suspension type insulator 3 between block；This connection type makes thyristor converter valve tower that can be put with horizontal direction
Dynamic, shock resistance is strong.
The mechanism of every layer of thyristor converter valve module is completely the same, generally concave shape, can make full use of distance between tower,
It is more convenient peripherally to detect, and the opening direction of all thyristor converter valve modules is consistent, and arrester is set to concave shape thyristor
The open outer side of converter valve module, and be connected with thyristor converter valve module by flexible pipe mother 8.
There are three thyristor modules for every layer of thyristor converter valve module setting；The crystalline substance of same layer thyristor converter valve module
Brake tube module is sequentially connected by horizontal busbar 5, is passed through between the thyristor module of upper and lower two layers of thyristor converter valve module
The inclination busbar 7 of vertical direction is connected；It is convenient for the extension of horizontal direction and vertical direction.
Arrester includes the upper and lower two sections of lightning arrester bodies 9 being bolted and is located in outside lightning arrester body 9 together
The semicircle grading ring group of homonymy, each grading ring group include two semicircle grading rings 6 being welded and fixed by connecting rod；
Pressure ring 6 is fixed by bolt and lightning arrester body 9, is used for uniform electric field.It is female that the 9 outside other side of lightning arrester body is equipped with flexible pipe
8, flexible pipe mother 8 connects upper layer and lower layer thyristor converter valve for connecting arrester and thyristor converter valve tower, one end
Inclination busbar 7 between module, the other end connect lightning arrester body 9.
For the structure of thyristor converter valve module as shown in Fig. 4-11, thyristor converter valve module includes group frame
10, the thyristor module and water-cooling system being mounted on group frame 10, and the shielding case 2 set on 10 periphery of group frame.
As shown in figure 5, bearing substrate of the group frame 10 as all components in valve module, by several beams of metals 20,
Non-metallic insulation beam, stull insulator 17 and related link attachment are constituted, that is, can guarantee the structural strength of valve module, and can be full
Sufficient valve module High-Voltage Insulation performance.10 shape of group frame is in the shape of a " convex ", the nonmetallic girder 19 being mutually parallel by two
It is arranged in centre, respectively using two nonmetallic girders 19 as the side of two rectangular frames, under two nonmetallic girders 19
Two outside of portion is symmetrical arranged two rectangular frames：Second rectangular frame 22 and third rectangular frame 23.22 He of second rectangular frame
In third rectangular frame 23 perpendicular to two sides of nonmetallic girder 19 be beams of metal 20, be parallel to the another of nonmetallic girder 19
Side is non-metallic insulation beam.
Two sides using two nonmetallic girders 19 as another rectangular frame, in two 19 upper inners of nonmetallic girder
It is vertically arranged two other side of two non-metallic insulation beams as the rectangular frame, forms first rectangular frame 21.
Since the four edges of first rectangular frame 21 are made of non-metallic insulation beam, in order to meet installation thyristor press fitting
Load bearing stength needed for mechanism 11 installs two assistant metals for being parallel to nonmetallic girder 19 in 21 inside of first rectangular frame
Beam, for installing thyristor press-loading device 11.
In order to connect two nonmetallic girders 19, while meeting the requirement of the insulation performance under valve module high pressure, it is non-at two
The lower inside right angle setting stull insulator 17 of metal girder 19.
Being connected and fixed between each beams of metal 20 and non-metallic insulation beam is completed by Attachments as Links, in group frame 10
It is also equipped with metal flap seat 18 on beams of metal 20, for connecting suspension type insulator 3, realizes the outstanding of thyristor converter valve module
Hang installation.
Thyristor module includes three, and three thyristor modules are separately mounted on the inside of three rectangular frames, is mounted on the
Thyristor module in one rectangular frame 21 is mounted on second, third rectangle frame perpendicular to the line of symmetry direction of group frame 10
Thyristor module in frame 23 is parallel to the line of symmetry direction of group frame 10；Each thyristor module is by thyristor press-loading device
11 form with the parallel damping capacitor 13 set on 11 both sides of thyristor press-loading device and gate pole case 12.
Three sets of thyristor press-loading devices 11 are separately mounted on the inside of three rectangular frames of group frame 10, second, third
Thyristor press-loading device 11 in rectangular frame 23 is vertically mounted between upper and lower two beams of metals 20, with upper and lower two metals
Beam 20 is fixed.Thyristor press-loading device 11 in first rectangular frame 21 is vertically mounted between the two assistant metal beams in left and right,
It is fixed with the two assistant metal beams in left and right.
Gate pole case 12 for installing valve module control and protection unit is separately mounted to first rectangular frame 21, the second square
Between shape frame 22, third rectangular frame 23 and shielding case 2, and respectively with first rectangular frame 21, second rectangular frame 22 and
The outline border of third rectangular frame 23 is fixed.
Damping capacitor 13 is separately mounted to the inside in the outside and second, third rectangular frame 23 of first rectangular frame 21,
Damping capacitor 13 in second, third rectangular frame 23 is vertically mounted between upper and lower two beams of metals 20, with upper and lower two
Beams of metal 20 is fixed.In order to which damping capacitor 13 to be mounted on to the outside of first rectangular frame 21, in the outer of first rectangular frame 21
Longitudinally disposed two metallic support rods of same position of the two assistant metal beams in side and left and right；Damping capacitor 13 is vertically mounted on two
Between root metallic support rod, and fixed with two metallic support rods.
The both ends of thyristor press-loading device 11 in first rectangular frame 21 pass through horizontal busbar 5 and installation respectively
One end of thyristor press-loading device 11 in second rectangular frame 22 and the thyristor press fitting in third rectangular frame 23
One end vertical connection of mechanism 11, and saturable reactor 16 is installed in junction；
The other end of thyristor press-loading device 11 in second rectangular frame 22 is female by the inclination of vertical direction
The thyristor press-loading device 11 arranged in the third rectangular frame 23 of 7 thyristor converter valve modules adjacent with top is connected, and
Junction is equipped with saturable reactor 16；
The other end of thyristor press-loading device 11 in third rectangular frame 23 is inclined by the another of vertical direction
Thyristor press-loading device 11 in the second rectangular frame 22 of oblique busbar 7 thyristor converter valve module adjacent with lower section is connected,
And saturable reactor 16 is installed in junction；
Thyristor press-loading device 11 in the second rectangular frame 22 of top layer thyristor converter valve module is female by tilting
Row 7 is electrically connected with top shielding case 4, and is equipped with saturable reactor 16 in junction；Bottom thyristor converter valve module
Thyristor press-loading device 11 in third rectangular frame 23 is electrically connected by tilting busbar 7 with bottom shielding case 1, and in junction
Saturable reactor 16 is installed.
On the one hand in order to reinforce the structural stability of group frame 10, another convenience in order to fix saturable reactor 16,
Two outside of top of two nonmetallic girders 19 is respectively set both ends and is separately connected first rectangular frame 21 and second rectangular frame
22 cant beam A 24 and both ends are separately connected the cant beam B 25 of first rectangular frame 21 and third rectangular frame 23, cant beam A
24 collectively constitute triangular framing A with the beams of metal 20 of second rectangular frame 22, the nonmetallic girder 19 of first rectangular frame 21,
Cant beam B 25 collectively constitutes three with the beams of metal 20 of third rectangular frame 23, another nonmetallic girder 19 of first rectangular frame 21
Angular frame B；Thyristor press-loading device 11 and thyristor press-loading device 11 in second rectangular frame 22 in first rectangular frame 21
Between saturable reactor 16 be mounted on triangular framing A on, and with the cant beam A 24 of triangular framing A fix.First rectangle
Saturable reactor 16 in frame 21 in thyristor press-loading device 11 and third rectangular frame 23 between thyristor press-loading device 11
It is fixed on triangular framing B, and with the cant beam B 25 of triangular framing B.
In order to fix the saturable reactor 16 and third square of 11 other end of thyristor press-loading device in second rectangular frame 22
The saturable reactor 16 of 11 other end of thyristor press-loading device in shape frame 23；By the gold of second, third 23 lower part of rectangular frame
Belong to beam 20 on the inside of valve module to extend, then by saturable reactor 16 be separately mounted to prolongation beams of metal 20 and stull it is exhausted
Between edge 17, and saturable reactor 16 and the beams of metal 20 of prolongation are fixed.
The arrangement form of above-mentioned saturable reactor 16 so that saturable reactor 16 is then located at group frame in topology layout
10 "convex" shapeds protrude the outside of part and the inside of the valve module sunk part of falling concave.This arrangement form is not only
Meet the needs of electric appliance connection, while meeting the weight balancing arrangement demand of valve module, the center of gravity of valve module is allowed to be located at valve module
At geometric center.
Water-cooling system is made of water inlet water pipe, water outlet water pipe, main water inlet tube 14 and primary flow pipe 15, main water inlet tube 14 and master
Outlet pipe 15 is separately mounted to the left and right sides of valve module concave bottom notch part, and where group frame 10
Plane, wherein water inlet water pipe be connected with main water inlet tube 14, water outlet water pipe be connected with primary flow pipe 15, intake water pipe with go out
Water water pipe is erected at 10 bottom of group frame, and on the direction of 10 place plane of group frame staggered floor arrange, two water
Pipe keeps certain interval, looks up from perpendicular to the side of 10 place plane of group frame, and water inlet water pipe and water outlet water pipe coincide,
It is not only convenient for being simutaneously arranged cooling water channel along thyristor press-loading device 11, and saves the planar dimension of valve module.Water inlet water pipe
It is consistent with the trend and the trend of thyristor press-loading device 11 of water outlet water pipe, it is convenient to be connected with thyristor radiator.
Shielding case 2 is perpendicular to the plane where group frame 10, along 10 peripheral disposition of group frame, 2 decomposable asymmetric choice net of shielding case
For multigroup individual screen unit form for combining shape with string in circular arc shape or circular arc, these are decomposed into multigroup independent screen
Unit is covered, monnolithic case is oval after being combined installation, it is ensured that the shield effectiveness of valve module electric field.
Top shielding case 4, bottom shielding case 1 play uniform electric field distribution and electromagnetism interference, shape and thyristor converter
The oval shielding case 2 of valve module is similar, viewed from above, the foreign steamer of the outer profile and top shielding case 4 of oval shielding case 2
Wide and bottom shielding case 1 outer profile coincides.
It these are only the embodiment of the present invention, be not intended to restrict the invention, it is all in the spirit and principles in the present invention
Within, any modification, equivalent substitution, improvement and etc. done are being applied within pending scope of the presently claimed invention.
Claims (10)
1. a kind of thyristor converter valve tower for D.C. high voltage transmission, including be vertically arranged and the arrester that is mutually parallel and
Valve tower ontology, the valve tower ontology include Tongfang between horizontally arranged top shielding case, bottom shielding case He Ding, bottom shielding case
To thyristor converter valve module disposed in parallel, it is characterised in that：The thyristor converter valve module is concave shape, described
Arrester is set to the open outer side of concave shape thyristor converter valve module, and passes through flexible pipe mother and the thyristor valves
Valve module is connected.
2. the thyristor converter valve tower according to claim 1 for D.C. high voltage transmission, it is characterised in that：
The arrester includes the upper and lower two sections of lightning arrester bodies being bolted and is located in outside the lightning arrester body together
The semicircle grading ring group of portion's homonymy, each grading ring group include two semicircle grading rings being welded and fixed by connecting rod；
The other side is connected with flexible pipe mother outside the lightning arrester body.
3. the thyristor converter valve tower according to claim 1 for D.C. high voltage transmission, it is characterised in that：
The thyristor converter valve module includes group frame, the thyristor module being mounted on group frame and water cooling system
System, and the shielding case set on group frame periphery；The thyristor module includes the first thyristor module and is vertical at institute
State the second thyristor module and third thyristor module of two outer end of the first thyristor module homonymy.
4. the thyristor converter valve tower according to claim 3 for D.C. high voltage transmission, it is characterised in that：
The group frame is convex shape, including first rectangular frame and is symmetrically set in two outer end of first rectangular frame homonymy
Second rectangular frame and third rectangular frame；
First thyristor module is mounted in the first rectangular frame and perpendicular to the line of symmetry side of the group frame
To second thyristor module and third thyristor module are separately mounted on second rectangular frame and third rectangular frame simultaneously
It is parallel to the line of symmetry direction of the group frame.
5. the thyristor converter valve tower according to claim 4 for D.C. high voltage transmission, it is characterised in that：
First, second, third thyristor module includes that thyristor press-loading device is set to the thyristor press-loading device with parallel
The gate pole case and damping capacitor of both sides；
The thyristor press-loading device is separately mounted to the inside of the first, second, third rectangular frame；
The gate pole case is separately mounted between the first, second, third rectangular frame and shielding case, and respectively with first, second,
The outline border of third rectangular frame is fixed；
The damping capacitor is separately mounted to the outside of first rectangular frame and the inside of second, third rectangular frame.
6. the thyristor converter valve tower according to claim 5 for D.C. high voltage transmission, it is characterised in that：
The both ends of thyristor press-loading device in first rectangular frame by horizontal busbar and are mounted on the second square respectively
One end of thyristor press-loading device in shape frame and one end of the thyristor press-loading device in third rectangular frame are hung down
It is direct-connected to connect, and saturable reactor is installed in junction；
The other end of thyristor press-loading device in second rectangular frame is adjacent with vertical direction by tilting busbar
Thyristor press-loading device connection in the third rectangular frame of one thyristor converter valve module, and saturation is installed in junction
Reactor；
The other end of thyristor press-loading device in third rectangular frame is adjacent with vertical direction by tilting busbar
Thyristor press-loading device in the second rectangular frame of another thyristor converter valve module is connected, and is equipped in junction full
And reactor；
Thyristor press-loading device in the second rectangular frame of top layer thyristor converter valve module is shielded by tilting busbar with top
Cover is covered to be electrically connected；Thyristor press-loading device in the third rectangular frame of bottom thyristor converter valve module is female by tilting
Row is electrically connected with bottom shielding case；
The inclination busbar also connects with flexible pipe parent phase.
7. the thyristor converter valve tower according to claim 5 for D.C. high voltage transmission, it is characterised in that：
Water-cooling system includes in the water inlet water pipe that staggered floor is arranged on the direction of plane where group frame and being discharged water pipe,
The water inlet water pipe and the water outlet water pipe are erected at the group frame bottom, trend and the thyristor press-loading device
Trend is consistent；
The water inlet water pipe and the water outlet water pipe are connected to main water inlet tube and primary flow pipe respectively, the main water inlet tube and described
Primary flow pipe is respectively arranged between the second frame and third frame, and perpendicular to the plane where the group frame.
8. the thyristor converter valve tower according to claim 4 for D.C. high voltage transmission, it is characterised in that：
Shielding case is by being symmetricly set on the rectangular shield unit of group frame line of symmetry both sides and connecting both sides rectangular shield unit
Ellipse arc screen unit composition, the rectangular shield unit and the ellipse arc screen unit are each perpendicular to the combination
Plane where frame；The rectangular shield unit group frame projection in the plane perpendicular to the group frame
Line of symmetry；
The rectangular shield unit is near and parallel to second, third rectangular frame；The ellipse arc screen unit is by polylith
Independent ellipse arc shielding subelement combines to be formed along group frame periphery；
The connecting portion of the rectangular shield unit and the ellipse arc screen unit is with arc transition.
9. the thyristor converter valve tower for D.C. high voltage transmission according to any one of claim 4-8, special
Sign is：
Four sides of first rectangular frame are made of the connection of non-metallic insulation beam, and inside is along the parallel direction of group frame line of symmetry
Two beams of metals are provided with, for fixing thyristor press-loading device；
The side that group frame line of symmetry direction is parallel in second, third rectangular frame is non-metallic insulation beam, perpendicular to combination
The side in frame line of symmetry direction is beams of metal, for fixing thyristor press-loading device and damping capacitor；
It is mounted on metal flap seat, adjacent thyristor converter valve mould on the beams of metal, on top shielding case and bottom shielding case
Between block, between top layer thyristor converter valve module and top shielding case, bottom thyristor converter valve module and bottom shielding case
Between pass through connect metal flap seat suspension type insulator flexible connection.
10. the thyristor converter valve tower according to claim 4 for D.C. high voltage transmission, it is characterised in that：
Two outer end of the first rectangular frame other side be separately installed with connection first rectangular frame and second rectangular frame it is oblique
The beam A and cant beam B for connecting first rectangular frame and third rectangular frame；
The stull being equipped between the second rectangular frame and third rectangular frame perpendicular to group frame line of symmetry direction is exhausted
Edge.
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| CN201510527331.5A CN105099222B (en) | 2015-08-25 | 2015-08-25 | A kind of thyristor converter valve tower for D.C. high voltage transmission |
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| CN201510527331.5A CN105099222B (en) | 2015-08-25 | 2015-08-25 | A kind of thyristor converter valve tower for D.C. high voltage transmission |
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| CN105099222B true CN105099222B (en) | 2018-10-09 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710946B (en) * | 2015-11-13 | 2020-01-17 | 全球能源互联网研究院 | Shielding device for high-voltage direct-current circuit breaker |
| CN105931923B (en) * | 2016-05-26 | 2018-05-04 | 许继电气股份有限公司 | A kind of high voltage DC breaker |
| CN107911032B (en) * | 2017-12-14 | 2024-02-20 | 荣信汇科电气股份有限公司 | Strut type valve tower structure of +/-800 kV/5000MW soft direct current converter valve |
| CN108494270B (en) * | 2018-04-17 | 2023-08-15 | 全球能源互联网研究院有限公司 | Converter valve tower with built-in lightning arrester |
| CN108494269A (en) * | 2018-04-17 | 2018-09-04 | 全球能源互联网研究院有限公司 | A kind of converter valve module built in arrester |
| CN109068561B (en) * | 2018-10-19 | 2023-09-01 | 扬州市美华电气有限公司 | Valve tower shielding cover |
| CN110445401B (en) * | 2019-08-16 | 2021-04-20 | 南京南瑞继保工程技术有限公司 | Converter valve layer and converter valve |
| CN110429831B (en) * | 2019-08-16 | 2021-07-23 | 南京南瑞继保工程技术有限公司 | Converter valve |
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| JPH06311728A (en) * | 1993-04-21 | 1994-11-04 | Mitsubishi Electric Corp | Thyristor valve |
| CN101719719A (en) * | 2009-12-14 | 2010-06-02 | 中国电力科学研究院 | Novel thyristor converter valve module |
| CN201789408U (en) * | 2010-07-16 | 2011-04-06 | 中国电力科学研究院 | Thyristor converter valve module for high voltage direct current transmission |
| CN102169859A (en) * | 2011-03-21 | 2011-08-31 | 许继集团有限公司 | Thyristor converter valve tower for high voltage direct current transmission |
| CN103354425A (en) * | 2013-06-25 | 2013-10-16 | 许继集团有限公司 | Valve tower for thyristor converter valves |
| CN104270016A (en) * | 2014-09-28 | 2015-01-07 | 国家电网公司 | Novel valve tower of thyristor converter valve |
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- 2015-08-25 CN CN201510527331.5A patent/CN105099222B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06311728A (en) * | 1993-04-21 | 1994-11-04 | Mitsubishi Electric Corp | Thyristor valve |
| CN101719719A (en) * | 2009-12-14 | 2010-06-02 | 中国电力科学研究院 | Novel thyristor converter valve module |
| CN201789408U (en) * | 2010-07-16 | 2011-04-06 | 中国电力科学研究院 | Thyristor converter valve module for high voltage direct current transmission |
| CN102169859A (en) * | 2011-03-21 | 2011-08-31 | 许继集团有限公司 | Thyristor converter valve tower for high voltage direct current transmission |
| CN103354425A (en) * | 2013-06-25 | 2013-10-16 | 许继集团有限公司 | Valve tower for thyristor converter valves |
| CN104270016A (en) * | 2014-09-28 | 2015-01-07 | 国家电网公司 | Novel valve tower of thyristor converter valve |
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| CN105099222A (en) | 2015-11-25 |
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