CN104992731B - Baffle structure of high-temperature gas-cooled reactor primary-helium fan with active and passive characteristics - Google Patents
Baffle structure of high-temperature gas-cooled reactor primary-helium fan with active and passive characteristics Download PDFInfo
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- CN104992731B CN104992731B CN201510409138.1A CN201510409138A CN104992731B CN 104992731 B CN104992731 B CN 104992731B CN 201510409138 A CN201510409138 A CN 201510409138A CN 104992731 B CN104992731 B CN 104992731B
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C9/00—Emergency protection arrangements structurally associated with the reactor, e.g. safety valves provided with pressure equalisation devices
- G21C9/02—Means for effecting very rapid reduction of the reactivity factor under fault conditions, e.g. reactor fuse; Control elements having arrangements activated in an emergency
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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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the technical field of reactor engineering and particularly discloses a baffle structure of a high-temperature gas-cooled reactor primary-helium fan with active and passive characteristics. The baffle structure comprises a conical pipe, a rotary-opening type check non-return plate and an electric device, wherein the main body part of the rotary-opening type check non-return plate is positioned in the conical pipe, and the electric device is arranged at the outer part of the conical pipe; in addition, a special connecting structure is designed for connecting the rotary-opening type non-return plate and the electric device and is specifically characterized in that a key is arranged on a rotary shaft, and a ring-shaped key groove is correspondingly arranged in a shaft sleeve, so that the shaft sleeve has an idle stroke for carrying out 90-degree free rotation around the rotary shaft; according to the different positions of the key in the ring-shaped key groove, the primary-helium fan baffle not only has the passive characteristic of realizing opening and closing by gravity and gas pressure, but also has the active characteristic for realizing opening and closing by the electric device, so that the requirement for multiple working conditions of the high-temperature gas-cooled reactor can be met.
Description
Technical field
The present invention relates to reactor engineering technical field, more particularly to a kind of to have the active High Temperature Gas with passive feature concurrently
Cold dome Helium fan baffle arrangement.
Background technology
HTGR be with graphite as moderator, high-temperature reactor of the helium as coolant, be a kind of inherent safety
Good, generating efficiency is high, the advanced nuclear reactor that purposes is extremely wide.HTGR Nuclear Power Plant primary Ioops population structure such as Fig. 1
It is shown, including reactor pressure vessel 1 ' and boiler pressure container 5 ', connected using hot gas conduit 3 ' therebetween.Reactor
Reactor core is by helium gas cooling.HTGR drives helium gas cooling agent in reactor-loop inner loop stream by Helium fan
It is dynamic.Helium fan 4 ' is vertical, installed in the surface of boiler pressure container 5 '.
As seen from Figure 1, Helium fan 4 ' is connected in primary Ioops with reactor core.In order to prevent reactor
Heap in-core is up to 750 DEG C of high-temperature heat flux flowing naturally occurs reversely under breakdown operating mode, should in Helium fan import or
Outlet arranges baffle plate, plays and stops and buffer action.Otherwise up to 750 DEG C of high-temperature heat flux can flow through hot gas conduit outer wall etc. and set
Primary Ioops border of the meter temperature less than 750 DEG C, causes primary Ioops pressure boundary to destroy, and has a strong impact on the safety of reactor.Separately
Outward, there is a kind of low flow rate condition in HTGR, it is desirable to have low discharge helium is reversely (with the helium under Helium fan nominal situation
Flow of air is in opposite direction) flow through Helium fan.Now Helium fan baffle plate should be at small guide vane state, to ensure certain air-flow
Speed.
For, baffle arrangement selection similar non-return consistent with the non-passive safety characteristic that HTGR Nuclear Power Plant has
The clapper structure of valve.Generally hyoplastron is opened and closed by helium pressure and hyoplastron gravity, realize the one-way flow of helium.Separately
Outward, the air inlet of HTGR Helium fan and outgassing direction vertically, so selecting the simplest swing type non-return of structure
Plate.Further, in order to " multiformity " that meet nuclear power design is required, electric device is selected to drive the hyoplastron of swing type check plate,
Realize active keying hyoplastron when swing type check plate passive characteristic fails so that Helium fan baffle plate have simultaneously it is active with
Passive feature;In addition, under low flow rate condition, it is necessary to open hyoplastron by electric device.
For the swing type check plate that electric device drives, the technological difficulties of most critical are that design electric device is opened with rotation
The concrete attachment structure of formula check plate, allows active to switch mutually with passive two kinds of features.Have no electronic in existing document
Device drives the relevant report of swing type check plate, no to use for reference data.
The content of the invention
For the problem for overcoming above-mentioned prior art to exist, the technical problem to be solved in the present invention is to provide one kind and has energy concurrently
The dynamic HTGR Helium fan baffle arrangement with passive feature.
In order to solve above-mentioned technical problem, the present invention is adopted the following technical scheme that:
It is a kind of to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, including conical pipe 1, rotation open
Formula check plate and electric device 8, it is characterised in that:
The swing type check plate includes hyoplastron 2, curved arm rod 3 and rotating shaft 4;The one end of the curved arm rod 3 and the tongue
Plate 2 is connected by nut, and the other end is welded on the axle sleeve 13 of rotating shaft 4;
The tube wall of the conical pipe 1 has a circular open, for placing the hyoplastron 2 and curved arm rod 3 that are shown in a fully open operation;
One section of circular arm 16 is welded at the circular open, the axis of circular arm 16 is vertical with the axis of conical pipe 1;The circle
The end of arm 16 be flange arrangement, bolt connection conical pipe side cover plate 10;
The hyoplastron 2 of the swing type check plate, curved arm rod 3 and part rotating shaft are arranged in conical pipe 1;The electronic dress
Put 8 to be arranged in outside conical pipe 1;
Carried out by rotating shaft 4, bevel gear 7 and electric device connecting shaft 9 between the swing type check plate and electric device 8
Connection;The one end of the rotating shaft 4 connects swing type check plate, other end connection bevel gear 7;Described one end of electric device connecting shaft 9
Connection bevel gear 7, other end connection electric device 8.
Also include the special construction that electric device 8 is connected with swing type check plate, specially:
Key 14 is installed in the rotating shaft 4 being connected with the curved arm rod 3, to there is ring in the axle sleeve 13 of rotating shaft 4
Shape keyway 15 so that axle sleeve 13 has 4 carries out 90 degree of idle strokes for freely rotating around the shaft, and the key 14 is in the annular keyway
In 15.
Further, the rotating shaft 4 is arranged in the heavy in section end of the conical pipe 1.
Further, the lower weld bracing frame 6 of the outside wall surface of the conical pipe 1, rotating shaft 4, for supporting rotating shaft 4.
Further, the axis with rotating shaft 4 is as reference direction, the radial direction of the radial height of the annular keyway 15 than key 14
Highly high 0.1-0.3mm, between 90 ° to 100 °, the axial length of annular keyway 15 compares key to the circumferential angle [alpha] of annular keyway 15
The 14 long 0.1-0.3mm of axial length.
Further, the annular keyway 15 and the key 14 are gap cooperation.
Further, the internal face of the circular arm 16 of the conical pipe 1 is welded with the standard-sized sheet position close to the tube wall of conical pipe 1
Annular sealing surface 11 is put, when Helium fan baffle plate standard-sized sheet, hyoplastron 2 is contacted with fully open position annular sealing surface 11.
Further, closed positions ring packing is arranged at the heavy in section end of the conical pipe 1 at the tube wall of conical pipe
Face 12, when Helium fan baffle plate is fully closed, hyoplastron 2 is contacted with closed positions annular sealing surface 12.
Further, when playing passive characteristic closing or opening Helium fan baffle plate, from the side parallel to the axis of rotating shaft 4
To seeing, key 14 is all the time in the surface of rotating shaft 4.
Further, under low flow rate condition, play electric device 8 and drive the energy dynamic characteristic of the motion of hyoplastron 2 to close or beat
After opening Helium fan baffle plate, it is both needed to rotate the opposite direction of rotating shaft 4 by electric device 8, makes the negative side in annular keyway 15 of key 14
It is to open or close Helium fan baffle plate next time to prepare till the surface in rotating shaft 4 to rotation.
Further, when passive characteristic fails, it is necessary to play the energy dynamic characteristic that electric device 8 drives the operation of hyoplastron 2
Close or open Helium fan baffle plate.
Further, in order to realize the small guide vane state of Helium fan baffle plate, from terms of the direction of paper, it is necessary to according to
By the dextrorotation turn key 14 of electric device 8 to required angle, the clockwise side of key 14 is made close to the up time of annular keyway 15
The side in pin direction.
Compared to the prior art compared with simultaneously the HTGR Helium fan baffle arrangement that the present invention is provided has passive
With active feature, the requirement of HTGR various working can be met.
Description of the drawings
Fig. 1 is prior art HTGR Nuclear Power Plant primary Ioops general structure schematic diagram.
Fig. 2 has the active HTGR Helium fan baffle arrangement figure with passive feature concurrently for the embodiment of the present invention.
A-A profiles when Fig. 3 is embodiment of the present invention Helium fan baffle plate standard-sized sheet.
Concrete attachment structure enlarged drawing at rotating shaft when Fig. 4 is embodiment of the present invention Helium fan baffle plate standard-sized sheet.
Fig. 5 is A-A profiles when embodiment of the present invention Helium fan baffle plate is fully closed.
Fig. 6 be embodiment of the present invention Helium fan baffle plate it is fully closed when rotating shaft at concrete attachment structure enlarged drawing.
Wherein:1st, conical pipe;2nd, hyoplastron;3rd, curved arm rod;4th, rotating shaft;5th, rotating shaft end cap;6th, bracing frame;7th, bevel gear;
8th, electric device;9th, electric device connecting shaft;10th, conical pipe side cover plate;11st, fully open position annular sealing surface;12nd, closed positions
Annular sealing surface;13rd, axle sleeve;14th, key;15th, annular keyway;16th, circular arm.
Specific embodiment
The specific embodiment of the present invention is described in further detail with reference to the accompanying drawings and examples.Following examples
For illustrating the present invention, but it is not limited to the scope of the present invention.
As shown in Fig. 2 HTGR Helium fan baffle arrangement provided in an embodiment of the present invention, enters positioned at Helium fan
At mouthful, including conical pipe 1, swing type check plate and the part of electric device 8 three.Wherein, conical pipe 1 is before Helium fan impeller
Inlet pipeline, small bore is adjacent to Helium fan impeller.Swing type check plate includes:Hyoplastron 2, curved arm rod 3 and rotating shaft 4.Crank arm
The one end of connecting rod 3 is connected with hyoplastron 2 by nut, and the other end is welded on axle sleeve 13.Rotating shaft 4 is arranged in the big of neighbouring conical pipe 1
At section.The hyoplastron 2 of swing type check plate, curved arm rod 3 and part rotating shaft 4 are arranged in conical pipe 1.Swing type check plate with
It is attached by rotating shaft 4, bevel gear 7 and electric device connecting shaft 9 between electric device 8.The one end of rotating shaft 4 connection swing type stops
Return plate, other end connection bevel gear 7;The one end of electric device connecting shaft 9 connects bevel gear 7, other end connection electric device 8.Turn
Axle 4 plays interconnection function with electric device connecting shaft 9, and bevel gear 7 plays the effect turned to transmitting torque.The cloth of electric device 8
Put in the outside of conical pipe 1, as needed choice arrangement place.In order to support rotating shaft 4, in the outside wall surface of conical pipe 1, the bottom of rotating shaft 4
Welding bracing frame 6.
In order that the characteristics of Helium fan baffle plate has active and passive simultaneously, specially devise a set of special concrete
Attachment structure:As shown in Figure 4 and Figure 6, the installation key 14 at the rotating shaft 4 being connected with curved arm rod 3, in axle sleeve 13 near rotating shaft
4 inner surface digs out an annular keyway 15 so that axle sleeve 13 has 4 carries out 90 degree of idle strokes for freely rotating around the shaft.Key 14
In annular keyway 15, key 14 is gap cooperation with annular keyway 15.Axis with rotating shaft 4 as reference direction, annular keyway
15 radial height 0.1-0.3mm higher than the radial height of key 14, the circumferential angle [alpha] of annular keyway 15 between 90 ° to 100 °,
The axial length of annular keyway 15 0.1-0.3mm longer than the axial length of key 14 or so.
Section A-A sectional view during the present embodiment Helium fan baffle plate standard-sized sheet is as shown in Figure 3.As seen from the figure, conical pipe 1
Tube wall has a circular open, for placing hyoplastron 2 and curved arm rod 3 during standard-sized sheet.One section of circular arm 16, circle are welded at opening
The axis of shape arm 16 is vertical with the axis of conical pipe 1, the end of circular arm 16 be flange arrangement, bolt connection conical pipe side cover plate
10, sealing function is played, prevent dust etc. from entering inside Helium fan.The internal face of circular arm 16 welding fully open position annular is close
Front cover 11, close to the tube wall of conical pipe 1.When Helium fan baffle plate standard-sized sheet, hyoplastron 2 is with curved arm rod 3 parallel to conical pipe 1
Tube wall, hyoplastron 2 is contacted with fully open position annular sealing surface 11.
Section A-A sectional view when the present embodiment Helium fan baffle plate is fully closed is as shown in Figure 5.As seen from the figure, conical pipe 1
Heavy in section is Helium fan import, and closed positions annular sealing surface 12 is arranged in import at the tube wall of conical pipe 1.Work as Helium fan
When baffle plate is fully closed, perpendicular to the axis of conical pipe 1, hyoplastron 2 connects with closed positions annular sealing surface 12 for hyoplastron 2 and curved arm rod 3
Touch, close Helium fan import.
The operation principle and operation order of Helium fan baffle plate are as follows in the present embodiment:
Generally, Helium fan baffle plate realize opening by helium pressure and hyoplastron 2 and the gravity of curved arm rod 3 and
Close, i.e., mainly play the passive characteristic of Helium fan baffle plate.When helium reverse flow, i.e. helium flow direction and gravity direction
When consistent, or helium pressure less than hyoplastron 2 and curved arm rod 3 gravity when, hyoplastron 2 is 4 inverse around the shaft under gravity
Hour hands rotate (with reference to perpendicular to the direction of paper, same as below), until contacting with closed positions annular sealing surface 12, closing cone
The import of shape pipe 1, realizes closing Helium fan baffle plate.When helium forward flow, i.e. helium flow direction is contrary with gravity direction
When, and helium pressure more than hyoplastron 2 and curved arm rod 3 gravity when, hyoplastron 2 is 4 clockwise around the shaft under the effect of the pressure
Rotate, until contacting with fully open position annular sealing surface 11, parallel to the tube wall of conical pipe 1, the import of conical pipe 1 is clog-free, it is real
Now open Helium fan baffle plate.
When opening and closing Helium fan baffle plate by passive characteristic, because rotating shaft 4 and annular keyway 15 are gap cooperation, hyoplastron
Rotating shaft 4 during 2 rotation is maintained static with key 14, and is simply rotated with axle sleeve 13.In the process, key 14 is always positioned at rotating shaft
4 position directly above.When Helium fan baffle plate is closed, the clockwise side of key 14 is close to annular keyway 15
Clockwise side;When Helium fan baffle plate is in open mode, the anticlockwise side of key 14 is close to annular key
The anticlockwise side of groove 15.
When helium flow direction remains in that fails for forward direction, and passive characteristic, it is necessary to play Helium fan baffle plate
Energy dynamic characteristic, by electric device 8 drive hyoplastron 2 move, realize the on an off of Helium fan baffle plate.In order to close main helium wind
Machine baffle, the rotate counterclockwise of 8 drive shaft of electric device 4, due to the anticlockwise side of key 14 it is inverse close to annular keyway 15
Conterclockwise side, key 14 drive the rotate counterclockwise of axle sleeve 13, and then drive the rotate counterclockwise of hyoplastron 2, until hyoplastron 2 with it is complete
Off position annular sealing surface 12 is contacted.Equally, in order to open Helium fan baffle plate, the dextrorotation of 8 drive shaft of electric device 4
Turn, key 14 drive axle sleeve 13 turn clockwise, and then drive hyoplastron 2 turn clockwise, until hyoplastron 2 it is close with fully open position annular
Front cover 11 is contacted, and opens Helium fan baffle plate.
After closing Helium fan baffle plate, rotating shaft 4 is turned clockwise by electric device 8, make key 14 in annular keyway 15
Inside rotate clockwise, rotating shaft axle sleeve 13 is motionless, until key 14 is reset to the position directly above of rotating shaft 4, key 14 is clockwise
Side, close to the clockwise side of rotating shaft idle stroke 15, is to open Helium fan baffle plate next time to prepare.
After opening Helium fan baffle plate, by electric device 8 by the rotate counterclockwise of rotating shaft 4, key 14 is made in annular keyway 15
Inside rotate counterclockwise, axle sleeve 13 is motionless, until key 14 is reset to the position directly above of rotating shaft 4, the anticlockwise side of key 14
It is to close Helium fan baffle plate next time to prepare close to the anticlockwise side of annular dead slot 15.
In a word, by can dynamic characteristic close or open after Helium fan baffle plate, be both needed to the edge of key 14 by electric device 8
The opposite direction of Helium fan baffle plate motion is rotated, and makes key 14 reset, and is to open or close Helium fan baffle plate next time to prepare.
Under low flow rate condition, helium flow direction is reverse, the gravity direction of helium pressure and hyoplastron 2 and curved arm rod 3
Unanimously, now Helium fan baffle plate passive characteristic failure, it is also necessary to the energy dynamic characteristic of Helium fan baffle plate is played, by electronic
Device 8 drives hyoplastron 2 to move to a certain centre position, realizes the small guide vane state of Helium fan baffle plate.
When Helium fan baffle plate initial conditions are in open mode, as shown in Figure 3 and Figure 4, by electric device 8 by key
14 are rotated clockwise to required angle, and hyoplastron 2 will be inverse in the presence of helium pressure and hyoplastron 2 with the gravity of curved arm rod 3
Hour hands rotate, until the clockwise side of key 14 is close to the clockwise side of annular keyway 15, so as to by main helium wind
Machine baffle is maintained at required small guide vane position.
When Helium fan baffle plate initial conditions are closed, as shown in Figure 5 and Figure 6, by electric device 8 by key
14 are rotated clockwise to required angle, due to the clockwise side of key 14 it is clockwise close to annular keyway 15
Side, will drive hyoplastron 2 to be rotated clockwise to required angle, so as to Helium fan baffle plate is maintained at into required small guide vane position.
In a word, in order to realize the small guide vane state of Helium fan baffle plate, it is necessary to by the dextrorotation turn key 14 of electric device 8
To required angle, the clockwise side of key 14 is made close to the clockwise side of annular keyway 15.
Under accident conditions, such as foreign body is entered between axle sleeve 13 and rotating shaft 4, both are stuck, it is necessary to synchronization action, non-energy
Dynamic characteristic fails.Energy dynamic characteristic must be now played, i.e., is revolved together by the drive shaft 4 of electric device 8, axle sleeve 13 and key 14
Turn, so as to open or close Helium fan baffle plate.
The HTGR Helium fan baffle plate that the present invention is provided, simple structure, operate safe ready, is provided simultaneously with
It is passive with active feature, the requirement of HTGR various working can be met.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, about the common of technical field
Technical staff, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore all
The technical scheme of equivalent falls within scope of the invention, and the scope of patent protection of the present invention should be defined by the claims.
Claims (8)
1. it is a kind of to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, including conical pipe (1), rotation are opened
Formula check plate and electric device (8), it is characterised in that:
The swing type check plate includes hyoplastron (2), curved arm rod (3) and rotating shaft (4);Described curved arm rod (3) one end and institute
State hyoplastron (2) to connect by nut, the other end is welded on the axle sleeve of rotating shaft (4) (13);
The tube wall of the conical pipe (1) has a circular open, for placing the hyoplastron (2) and curved arm rod that are shown in a fully open operation
(3);One section of circular arm (16) is welded at the circular open, the axis of circular arm (16) hangs down with the axis of conical pipe (1)
Directly;Circular arm (16) end be flange arrangement, bolt connection conical pipe side cover plate (10);
The hyoplastron (2) of the swing type check plate, curved arm rod (3) and part rotating shaft are arranged in conical pipe (1);It is described electronic
Device (8) is arranged in conical pipe (1) outward;
Pass through rotating shaft (4), bevel gear (7) and electric device connecting shaft (9) between the swing type check plate and electric device (8)
It is attached;Described rotating shaft (4) one end connects swing type check plate, other end connection bevel gear (7);The electric device connection
Axle (9) one end connection bevel gear (7), other end connection electric device (8);
Also include the special construction that electric device (8) is connected with swing type check plate, specially:
Key (14) is installed in the rotating shaft (4) being connected with the curved arm rod (3), it is right in the axle sleeve (13) of rotating shaft (4)
There should be annular keyway (15) so that axle sleeve (13) there are (4) around the shaft to carry out 90 degree of idle strokes for freely rotating, key (14) place
In the annular keyway (15);
Axis with rotating shaft (4) is as reference direction, and the radial height of the annular keyway (15) is higher than the radial height of key (14)
0.1-0.3mm, between 90 ° to 100 °, the axial length of annular keyway (15) compares key to the circumferential angle [alpha] of annular keyway (15)
(14) the long 0.1-0.3mm of axial length;
The annular keyway (15) is gap cooperation with the key (14).
2. it is according to claim 1 to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, its
It is characterised by:The rotating shaft (4) is arranged in the heavy in section end of the conical pipe (1).
3. it is according to claim 1 to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, its
It is characterised by:The outside wall surface of the conical pipe (1), the lower weld bracing frame (6) of rotating shaft (4), for supporting rotating shaft (4).
4. it is according to claim 1 to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, its
It is characterised by:The internal face of the circular arm (16) of the conical pipe (1) is welded with the fully open position close to conical pipe (1) tube wall
Annular sealing surface (11), when Helium fan baffle plate standard-sized sheet, hyoplastron (2) is contacted with fully open position annular sealing surface (11).
5. it is according to claim 1 to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, its
It is characterised by:Closed positions annular sealing surface (12) is arranged at the heavy in section end of the conical pipe (1) at the tube wall of conical pipe,
When Helium fan baffle plate is fully closed, hyoplastron (2) is contacted with closed positions annular sealing surface (12).
6. it is according to claim 1 to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, its
It is characterised by:When playing passive characteristic closing or opening Helium fan baffle plate, from terms of the direction parallel to rotating shaft (4) axis,
Key (14) is all the time in the surface of rotating shaft (4).
7. it is according to claim 1 to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, its
It is characterised by:Under low flow rate condition, play electric device (8) and drive the energy dynamic characteristic of hyoplastron (2) motion to close or open master
After helium circulator baffle plate, it is both needed to rotate rotating shaft (4) opposite direction by electric device (8), makes key (14) interior in annular keyway (15)
Opposite direction is rotated, and is to open or close Helium fan baffle plate next time to prepare till the surface in rotating shaft (4).
8. it is according to claim 1 to have the active HTGR Helium fan baffle arrangement with passive feature concurrently, its
It is characterised by:In order to realize the small guide vane state of Helium fan baffle plate, from terms of the direction of paper, it is necessary to by electronic dress
(8) dextrorotation turn key (14) is put to required angle, the clockwise side of key (14) is made close to annular keyway (15) up time
The side in pin direction.
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510409138.1A CN104992731B (en) | 2015-07-13 | 2015-07-13 | Baffle structure of high-temperature gas-cooled reactor primary-helium fan with active and passive characteristics |
CA2992526A CA2992526C (en) | 2015-07-13 | 2016-07-13 | Channel baffle structure |
US15/744,674 US10943704B2 (en) | 2015-07-13 | 2016-07-13 | Baffle structure for channel |
PCT/CN2016/089936 WO2017008746A1 (en) | 2015-07-13 | 2016-07-13 | Baffle structure for channel |
PL16823893T PL3324415T3 (en) | 2015-07-13 | 2016-07-13 | Baffle structure for channel |
HUE16823893A HUE052303T2 (en) | 2015-07-13 | 2016-07-13 | Baffle structure for channel |
JP2018501910A JP6582120B2 (en) | 2015-07-13 | 2016-07-13 | Channel baffle structure |
EP16823893.9A EP3324415B1 (en) | 2015-07-13 | 2016-07-13 | Baffle structure for channel |
SA518390743A SA518390743B1 (en) | 2015-07-13 | 2018-01-14 | Channel baffle structure |
ZA2018/00978A ZA201800978B (en) | 2015-07-13 | 2018-02-13 | Baffle structure for channel |
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CN201510409138.1A CN104992731B (en) | 2015-07-13 | 2015-07-13 | Baffle structure of high-temperature gas-cooled reactor primary-helium fan with active and passive characteristics |
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CN104992731B true CN104992731B (en) | 2017-04-19 |
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PL3324415T3 (en) * | 2015-07-13 | 2020-11-16 | Tsinghua University | Baffle structure for channel |
CN114743702B (en) * | 2022-04-19 | 2024-02-23 | 华能山东石岛湾核电有限公司 | Method for debugging main helium fan of high-temperature gas cooled reactor nuclear power station |
CN114607633B (en) * | 2022-04-19 | 2023-10-10 | 华能山东石岛湾核电有限公司 | Main helium fan monomer test method for high-temperature gas cooled reactor nuclear power station |
CN115719655B (en) * | 2022-11-21 | 2024-05-24 | 华能山东石岛湾核电有限公司 | Device and method for high-temperature gas cooled reactor main helium fan baffle test |
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JPS60177296A (en) * | 1984-02-24 | 1985-09-11 | 株式会社日立製作所 | Fast breeder reactor |
CN102221107A (en) * | 2011-05-10 | 2011-10-19 | 清华大学 | Separation type butterfly valve driving mechanism for high-temperature gas cooled reactor |
CN103307320B (en) * | 2013-06-18 | 2016-06-15 | 清华大学 | A kind of non-active unidirectional segregaion valve, pipeline and pebble bed high temperature reactor |
CN103500590B (en) * | 2013-09-30 | 2015-10-28 | 清华大学 | High temperature gas cooled reactor Helium fan connection structure for inlet |
CN103486084B (en) * | 2013-09-30 | 2015-08-19 | 清华大学 | A kind of high temperature gas cooled reactor main helium fan volute structure |
CN204791997U (en) * | 2015-07-13 | 2015-11-18 | 清华大学 | Novel main helium fan baffle structure is piled in high temperature air cooling |
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