CN105114934A - Corrugated plate assembly for drier of AP1000 nuclear power steam generator - Google Patents
Corrugated plate assembly for drier of AP1000 nuclear power steam generator Download PDFInfo
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- CN105114934A CN105114934A CN201510602626.4A CN201510602626A CN105114934A CN 105114934 A CN105114934 A CN 105114934A CN 201510602626 A CN201510602626 A CN 201510602626A CN 105114934 A CN105114934 A CN 105114934A
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Abstract
The invention discloses a corrugated plate assembly for a drier of an AP1000 nuclear power steam generator. The corrugated plate assembly comprises a substrate, water blocking components and supporting components, wherein the water blocking components and the supporting components are arranged on the substrate. Corrugated ripples are formed on the substrate, the water blocking components are arranged on the peaks of the front face and/or the back face of the substrate, a tail hook is arranged at the peak of the tail end on the front face of the substrate, and the supporting components are arranged on the peaks on the front face of the substrate. According to the corrugated plate assembly for the drier of the AP1000 nuclear power steam generator, the mode of a double-hook corrugated plate with supporting separation plates is adopted, the shapes, structures and sizes of the substrate ripples, the tail hook, the water blocking components and the supporting components of the corrugated plate assembly are optimized, high steam and water separation efficiency and low flowing resistance are achieved to adapt to the drier of the AP1000 nuclear power steam generator, the water content of the steam treated by the corrugated plate assembly can be as low as 0.136%, and the corrugated plate assembly is simple in structure, reasonable in design, convenient to install, easy to manufacture and low in cost.
Description
Technical field
The present invention relates to the steam drying of nuclear power field, carbonated drink isolation technics, be specifically related to a kind of AP1000 nuclear steam generator drier corrugated plating assembly.
Background technology
Nuclear steam generator is one of three large equipments in nuclear island, the heat that nuclear reactor produces is passed to steam generator secondary side by it, the steam produced promotes steam turbine generator generating after the drying of I and II water separator, and the steam of drying need reach the requirement that humidity is less than 0.25%.
Wherein, one-level water separator many employings swirl vane formula separator, its carbonated drink separative efficiency is about 90%; Secondary water separator conventional is at present mainly corrugated plate dst fine separator, steam flow channel is formed with the assembling of the plate of multiple surface band ripple, moist steam repeatedly changes the flow direction in bending channel, its fine liquid particles of carrying is attached on plate face by centrifugal action and forms liquid film, and then collects discharge.
On corrugated plating, dash hook and pintle is added in prior art, conflux for water droplet, and gripper shoe is set, location, supporting role is played between adjacent corrugated plate, wherein the shape of ripple, dash hook, pintle and gripper shoe, structure, size, quantity and the installation site of corresponding composition component on corrugated plating all directly or indirectly affect carbonated drink separative efficiency, the design difficulty place of this also corrugated plate dst fine separator just.
AP1000 as the advanced nuclear power technology of the third generation, at present by the nuclear power station of multiple country of the world or nuclear power plant use, but to limit by manufacture level, the drying capacity of its dryer for steam generator and still having much room for improvement with the operational effect that coordinates of nuclear power apparatus.
Due to the existence of the problems referred to above in prior art, the present inventor studies existing corrugated plate dst steam-water separator, to produce that carbonated drink separative efficiency is higher, flow resistance is less and to be applicable to a kind of nuclear steam generator drier corrugated plating assembly of the drier of AP1000 steam generator.
Summary of the invention
In order to overcome the problems referred to above, present inventor has performed and study with keen determination, design a kind of AP1000 nuclear steam generator drier corrugated plating assembly, its carbonated drink separative efficiency is higher, flow resistance is less, and is convenient to install, be easy to manufacture.
Specifically, the object of the present invention is to provide a kind of AP1000 nuclear steam generator drier corrugated plating assembly, this corrugated plating assembly comprises substrate 1 and the dash component 2 be arranged on substrate and supporting member 3, wherein, described substrate 1 is formed with waveform ripple, described waveform ripple comprises crest and trough, and crest is consistent with the ripple angle of trough.
Described corrugated plating assembly is arranged on AP1000 dryer for steam generator.
Wherein, described dash component 2 is arranged at the crest place on substrate 1 front and/or reverse side, comprise water fender 21 and gripper shoe 22, water fender 21 is consistent with the ripple angle on gripper shoe 22 angle and substrate, the described inner surface of gripper shoe 22 is connected with the crest on substrate, and on substrate the same face, the water fender 22 of dash component is parallel mutually.
Wherein, on described substrate 1 front, the crest place of end corrugations is provided with pintle 4, it comprises long slab 41 and short slab 42, long slab 41 is consistent with the ripple angle on short slab 42 angle and substrate, the described end of short slab 42 is connected with the terminal edge of substrate, and described long slab 41 is parallel to each other with the water fender 22 of dash component on substrate the same face.
Wherein, described supporting member 3 is arranged at the crest place on substrate 1 front, it comprises the big bear plate 31, location-plate 32 and the ramuscule board 33 that connect in turn, described big bear plate 31 engages with the trough in substrate front side, described ramuscule board 33 is connected with the crest on substrate 1 front, and described location-plate 32 engages with the trough on another adjacent block substrate back side.
Wherein, the wall thickness of described substrate 1 is 0.8 ~ 1.2mm, and its transverse width is 150 ~ 300mm, and longitudinal length is 700 ~ 900mm, the cross section corrugated triangular in shape of substrate 1, and its ripple angle is 115 ° ~ 125 °; Preferably, ripple angle is set to the circular arc of rounding off; Preferably, the lateral separation on substrate 1 the same face between arbitrary neighborhood two crest or adjacent two troughs is 34 ~ 36mm; Preferably, on substrate 1 the same face, the vertical range of crest peak distance trough minimum point is 10.2 ~ 11.2mm.
Preferably, the wall thickness of described dash component 2 is 0.8 ~ 1.2mm, dash component 2 comprises dash hook, the cross section of described dash hook is V-shaped, described water fender 21 is consistent with ripple angle radian on gripper shoe 22 angle radian and substrate, preferably, on the cross section vertical with longitudinal direction, the length of described water fender 21 and/or gripper shoe 22 is 6.8 ~ 7.2mm; Preferably, on the inner surface of described water fender 21 and substrate, the surface spacing of crest is 2.0 ~ 2.3mm; Further preferably, described dash hook is consistent with the longitudinal length of substrate 1.
Preferably, the wall thickness of described pintle 4 is 0.8 ~ 1.2mm, and the cross section of pintle 4 is L-shaped, and preferably, on the inner surface of described long slab 41 and substrate, the surface spacing of end crest is 2.0 ~ 2.3mm; Preferably, on the cross section vertical with longitudinal direction, the length of described long slab 41 is 5.8 ~ 6.2mm, and the length of described short slab 42 is 3.8 ~ 4.2mm; Preferably, in the terminal edge of described short slab 42 and substrate front side, the lateral separation of adjacent trough minimum point is 17.3 ~ 17.7mm; Preferably, described pintle 4 is consistent with the longitudinal length of substrate 1.
Preferably, described long slab 41 is consistent with ripple angle radian on short slab 42 angle radian and substrate.
Wherein, described substrate 1 is provided with four supporting members 3, preferably, described four supporting members 3 are separately positioned near four angles on substrate 1 front, and/or
Preferably, the wall thickness of described supporting member 3 is 1.3 ~ 1.7mm, supporting member 3 comprises supporting partition, the cross section of described supporting partition is in " Ω " shape, the inner surface of described big bear plate 31 is consistent with the surface configuration of trough in substrate front side, and the outer surface of described location-plate 32 is consistent with the surface configuration of trough on another adjacent block substrate back side; Preferably, described big bear plate 31 and location-plate 32, rounding off between location-plate 32 and ramuscule board 33, form the consistent inner transition circular arc of radian and outside transition arc, and/or
Preferably, described big bear plate 31 comprises two plates being mutually angle, and angle and angle radian are consistent with ripple angle on substrate and ripple angle radian respectively, preferably, the terminal edge of described big bear plate 31 is 5.8 ~ 6.2mm apart from the lateral separation of angle minimum point on it, and/or
Preferably, described location-plate 32 comprises large location-plate 34 and little location-plate 35, large location-plate 34 and little location-plate 35 angle and angle radian respectively with ripple angle on substrate and ripple angle radian consistent, preferably, the terminal edge of described large location-plate 34 is 9.8 ~ 10.2mm apart from the lateral separation of angle peak on location-plate, the terminal edge of described little location-plate 35 is 5.8 ~ 6.2mm apart from the lateral separation of angle peak on location-plate, and/or
Preferably, the terminal edge of described ramuscule board 33 is 13.3 ~ 13.7mm apart from the lateral separation of angle peak on location-plate, and/or
Preferably, the vertical range of the trough minimum point of peak in substrate front side of described location-plate 33 is 19.3 ~ 19.7mm; Preferably, longitudinal width of described supporting partition is 15mm, and lateral length is 37mm.
Wherein, described substrate 1 and dash component 2, substrate 1 and pintle 4, to be welded to connect between substrate 1 and supporting member 3, preferably, in the vertical every 59 ~ 61mm spot welding, spot welding length is 4.5 ~ 5.5mm.
Wherein, optionally in the transverse ends of described substrate 1, distance block is set with alternative pintle 4, and/or
Preferably, the transverse width of described corrugated plating assembly is 227 ~ 228mm, and longitudinal length is 808 ~ 809mm, and on the cross section vertical with longitudinal direction, the thickness of described corrugated plating assembly is 19.3 ~ 19.7mm.
The beneficial effect that the present invention has comprises:
(1) AP1000 nuclear steam generator drier corrugated plating assembly provided by the invention adopts the double hook corrugated plating form of band gripper shoe, the shape of its substrate ripple, pintle, dash component and supporting member, structure and size are optimized, there is higher carbonated drink separative efficiency and lower flow resistance, to be applicable to the drier of AP1000 steam generator, the steam water content after wherethrough reason can be low to moderate 0.136%;
(2) substrate of specific triangles ripple is provided with described in " V " shape dash hook that AP1000 nuclear steam generator drier corrugated plating assembly employing provided by the invention has specific dimensions coordinates, moist steam is made in its passage formed, to become streamline flow and have higher centrifugal effect, the water droplet carried secretly in steam is more easily attached to plate face and forms liquid film and then be separated removing, simultaneously, ensure suitable steam flow rate, prevent steam flow rate too high and cause local humidity increase or break through the liquid film on plate face, thus improving dehumidifying effect;
(3) AP1000 nuclear steam generator drier corrugated plating assembly provided by the invention adopts " L " shape pintle with specific dimensions, not only play the effect of set wave card assembly, also can form groove with the one side of end triangle ripple on substrate, play the effect of similar dash hook, collecting board face liquid film water droplet in trapped vapor stream, collect rear inflow steam trap connection and discharge, thus improving dehumidifying effect further;
(4) AP1000 nuclear steam generator drier corrugated plating assembly provided by the invention adopts " Ω " shape supporting partition with specific dimensions, close with the shape of triangle ripple and dash hook on substrate, matching size, under the prerequisite not affecting effect on moisture extraction, the horizontal displacement of adjacent corrugated plate inter-module can be prevented, keep the shape of steam flow channel, and supporting is structurally provided and strengthens, and reduce because steam flows through the vibration caused in plate face;
(5) AP1000 nuclear steam generator drier corrugated plating modular construction provided by the invention is simple and reasonable in design, is convenient to install, and be easy to manufacture, and cost is low;
(6) steam drying that humidity can be about 1% by AP1000 nuclear steam generator drier corrugated plating provided by the invention become humidity be 0.136% steam, drying effect is excellent;
(7) AP1000 nuclear steam generator drier corrugated plating provided by the invention is reasonable in design, perfect in workmanship, sturdy and durable, and its service life is 60 years, reduces use and replacement cost.
Accompanying drawing explanation
Fig. 1 illustrates the sectional view of the corrugated plating assembly according to a kind of preferred embodiment of the present invention;
Fig. 2 illustrates the top view of the corrugated plating assembly according to a kind of preferred embodiment of the present invention;
Fig. 3 illustrates the partial enlarged drawing of a-quadrant in Fig. 1;
Fig. 4 illustrates the partial enlarged drawing in B region in Fig. 1;
Fig. 5 illustrates the partial enlarged drawing in C region in Fig. 1;
Fig. 6 illustrates sectional view and the top view of substrate and pintle;
Fig. 7 illustrates sectional view and the top view of dash hook;
Fig. 8 illustrates sectional view and the top view of supporting partition.
Drawing reference numeral illustrates:
1-substrate
2-dash component
21-water fender
22-gripper shoe
3-supporting member
31-big bear plate
32-location-plate
33-ramuscule board
The large location-plate of 34-
The little location-plate of 35-
4-pintle
41-long slab
42-short slab
Detailed description of the invention
Below by accompanying drawing with preferred embodiment the present invention is described in more detail.Illustrated by these, the features and advantages of the invention will become more explicit.
" transverse direction " described in the present invention is the bearing of trend of ripple on substrate, " longitudinal direction " cross section that to be substrate vertical with longitudinal direction with laterally vertical direction in the plane; The real estate that " front " of described substrate is pintle place, " reverse side " of described substrate is the real estate contrary with face, pintle place; " inner surface " of described dash component, pintle, supporting member is to be connected with substrate or near the face of substrate, " outer surface " of above-mentioned component is the face contrary with " inner surface "; Described ripple angle be form independent crest or trough two planes between angle.
According to the present invention, as shown in Figure 1, there is provided a kind of AP1000 nuclear steam generator drier corrugated plating assembly, it comprises substrate 1 and the dash component 2 be arranged on substrate and supporting member 3, and described corrugated plating assembly is arranged on AP1000 dryer for steam generator.
On the front that described dash component 2 is arranged at substrate 1 and/or reverse side, preferably on the obverse and reverse of substrate 1, be provided with dash component 2, water droplet can be isolated better, to improve separation and drying efficiency; Described supporting member 3 is arranged on the front of substrate 1, plays support, positioning action when assembling multiple corrugated plating assembly.
In a preferred embodiment in accordance with the present invention, described substrate 1 is formed with waveform ripple, preferred employing drawing method obtains uniform waveform ripple, described waveform ripple comprises crest and trough, and crest is consistent with the ripple angle of trough, and described crest and trough are relative concept, substrate 1 is after its place planar inverted, crest and trough exchange, that is: the crest in front is the trough of reverse side, and the trough in front is the crest of reverse side.
When moist steam constantly changes when the flow direction does curvilinear motion and plate surface contact in the passage that corrugated plating is formed, be attached to plate face by the water droplet carried secretly in centrifugal action steam and form liquid film, liquid film relies on gravity to flow downward, drier is left by steam trap connection, as can be seen here, the shape of ripple on substrate 1, size directly affects the airflow direction of moist steam, the quantity of dash component 2 and the contact area of moist steam and corrugated plating assembly can be carried, i.e. wetted area, optimize the airflow direction of moist steam, increase the quantity of dash component 2 on substrate 1 or improve the dehumidifying effect that wetted area all can improve drier,
As shown in figures 1 to 6, the present invention preferably suppresses triangle ripple on substrate 1, described triangle ripple is the one of waveform ripple, its waveform is triangle, namely two faces forming each complete crest or trough are straight, its cross section is triangle, be preferably isosceles triangle, described triangle ripple makes moist steam airflow direction when flowing through corrugated plating assembly be optimized, the water droplet carried secretly in steam is more easily attached to plate face and forms liquid film and then be separated removing, thus improve the dehumidifying effect of drier, simultaneously, described triangle ripple is also conducive to dash component 2 and supporting member 3 location and installation and multiple corrugated plating inter-module orientation assemble on substrate 1.
In a preferred embodiment in accordance with the present invention, described triangle ripple has following size: in the cross section vertical with longitudinal direction of substrate 1 with on longitudinally vertical cross section, the ripple angle of described triangle ripple is 115 ° ~ 125 °, is preferably 120 °; Preferably ripple angle is set to the circular arc of rounding off, arc radius is 2mm; Lateral separation on substrate 1 the same face between arbitrary neighborhood two crest or adjacent two troughs is 34 ~ 36mm, is preferably 35mm, and on substrate 1 the same face, crest peak is 10.2 ~ 11.2mm apart from the vertical range of trough minimum point, is preferably 10.4mm.
The wall thickness of described substrate 1 is 0.8 ~ 1.2mm, is preferably 1mm, improves the number of substrates allowing in particular space to hold, to improve dehumidification rate while ensureing desirable strength;
In certain limit, increase the longitudinal length of substrate 1 and transverse width and can extend the circulating pathway of moist steam in corrugated plating assembly and currency, thus raising dehumidification rate, if but substrate 1 is long or wide, vapor flow resistance then can be caused to increase, and increase manufacturing cost, in a preferred embodiment in accordance with the present invention, the longitudinal length of described substrate 1 is 700 ~ 900mm, be preferably 808 ~ 809mm, be more preferably 808mm, its transverse width is 150 ~ 300mm, be preferably 227 ~ 228mm, be more preferably 227.5mm, after being launched by ripple on it, transverse width is 261.5mm, vapor flow resistance and device manufacturing cost is reduced while the higher dehumidification rate of guarantee.
In a preferred embodiment in accordance with the present invention, as shown in Figure 1, described dash component 2 is arranged at the crest place on substrate 1 front and/or reverse side, preferably be provided with dash component 2 at the per pass crest place of substrate 1 obverse and reverse, it comprises water fender 21 and gripper shoe 22, water fender 21 is consistent with the ripple angle on gripper shoe 22 angle and substrate, is 115 ° ~ 125 °, is preferably 120 °;
The described inner surface of gripper shoe 22 is connected with the crest on substrate, is preferably affixed with the surface of crest, plays a part to support, fix described dash component 2;
Described water fender 21 is parallel to the surface of same crest on substrate, form groove, water droplet is made to reenter air-flow for preventing the excessive liquid film be attached on plate that smashes of steam flow, described slot opening should be met to liquid film, collecting board face liquid film water droplet in trapped vapor stream, collect rear inflow steam trap connection and discharge, therefore, on substrate the same face of the present invention, the water fender 22 of dash component is parallel mutually.
In a preferred embodiment in accordance with the present invention, as shown in Figure 3 and Figure 7, the wall thickness of described dash component 2 is 0.8 ~ 1.2mm, be preferably 1mm, dash component 2 comprises dash hook, the cross section of described dash hook is V-shaped, described water fender 21 is consistent with ripple angle radian on gripper shoe 22 angle radian and substrate, namely its arc radius is 2mm, on the cross section vertical with longitudinal direction, the length of described water fender 21 and/or gripper shoe 22 is 6.8 ~ 7.2mm, and be preferably 7.0mm, preferred described water fender 21 is consistent with the length of gripper shoe 22; The inner surface of described water fender 21 is parallel to the surface of same crest on substrate and spacing is 2.0 ~ 2.3mm, is preferably 2.0mm; Described dash hook is consistent with the longitudinal length of substrate 1.The substrate 1 of specific triangles ripple is provided with described in above-mentioned " V " shape dash hook with specific dimensions coordinates, moist steam is made in its passage formed, to become streamline flow and have higher centrifugal effect, the water droplet carried secretly in steam is more easily attached to plate face and forms liquid film and then be separated removing, simultaneously, ensure suitable steam flow rate, prevent steam flow rate too high and cause local humidity increase or break through the liquid film on plate face, thus improving dehumidifying effect.
In a preferred embodiment in accordance with the present invention, as shown in Fig. 1, Fig. 5 and Fig. 6, on described substrate 1 front, the crest place of end corrugations is provided with pintle 4, for described corrugated plating assembly is fixed on desired location, described pintle 4 comprises long slab 41 and short slab 42, preferred long slab 41 and short slab 42 angle and angle radian respectively with the ripple angle on substrate and ripple angle radian consistent, namely angle is 115 ° ~ 125 °, be preferably 120 °, its angle arc radius is 2mm; The described end of short slab 42 is connected with the terminal edge of substrate, plays a part to support, fix pintle 4; Described long slab 41 is parallel to each other with the water fender 22 of dash component on substrate the same face;
Described pintle 4 can the one-body molded or respectively shaping rear fixing assembling with substrate 1 mold pressing, optionally arranges distance block with alternative pintle 4 in the transverse ends of described substrate 1;
The wall thickness of described pintle 4 is 0.8 ~ 1.2mm, is preferably 1mm; The cross section of pintle 4 is L-shaped; The inner surface of described long slab 41 is parallel to the surface of end crest on substrate and spacing is 2.0 ~ 2.3mm, is preferably 2.0mm; On the cross section vertical with longitudinal direction, the length of described long slab 41 is 5.8 ~ 6.2mm, and be preferably 6mm, the length of described short slab 42 is 3.8 ~ 4.2mm, is preferably 4mm; On the substrate be connected with described pintle 4, the length of end crest is 18 ~ 20mm, is preferably 19mm; In the terminal edge of described short slab 42 and substrate front side, the lateral separation of adjacent trough minimum point is 17.3 ~ 17.7mm, is preferably 17.5mm; Described pintle 4 is consistent with the longitudinal length of substrate 1.Above-mentioned " L " shape pintle with specific dimensions not only plays the effect of set wave card assembly, also can form groove with the one side of end triangle ripple on substrate, play the effect of similar dash hook, that is: collecting board face liquid film water droplet in trapped vapor stream, collect rear inflow steam trap connection and discharge, improving dehumidifying effect further.
Because dryer for steam generator comprises the corrugated plating assembly of multiple laid out in parallel, for preventing the horizontal displacement of adjacent corrugated plate inter-module, keep the shape of steam flow channel, and supporting is structurally provided and strengthens, reduce because steam flows through the vibration caused in plate face, supporting member need be set between adjacent two corrugated plating assemblies;
In a preferred embodiment in accordance with the present invention, as shown in Fig. 1, Fig. 4 and Fig. 8, described supporting member 3 is arranged at the crest place on substrate 1 front, it comprises the big bear plate 31, location-plate 32 and the ramuscule board 33 that connect in turn, described big bear plate 31 engages with the trough in substrate front side, described ramuscule board 33 is connected with the crest on substrate 1 front, and described location-plate 32 engages with the trough on another adjacent block substrate back side, thus plays positioning action;
Described substrate 1 is provided with four supporting members 3, a supporting member 3 is respectively provided with near four angles preferably on substrate 1 front, described supporting member 3 is arranged at first crest on substrate 1 front and penultimate crest place respectively, and the outer lateral edges of described supporting member 3 is apart from substrate end transverse edge 82mm;
The wall thickness of described supporting member 3 is 1.3 ~ 1.7mm, be preferably 1.5mm, supporting member 3 comprises supporting partition, the cross section of described supporting partition is in " Ω " shape, the inner surface of described big bear plate 31 is consistent with the surface configuration of trough in substrate front side, and the outer surface of described location-plate 32 is consistent with the surface configuration of trough on another adjacent block substrate back side; Described big bear plate 31 and location-plate 32, rounding off between location-plate 32 and ramuscule board 33, form the consistent inner transition circular arc of radian and outside transition arc, its arc radius is 4mm.
Described big bear plate 31 comprises into two plates of angle, angle and angle radian are consistent with ripple angle on substrate and ripple angle radian respectively, namely angle is 115 ° ~ 125 °, be preferably 120 °, its angle arc radius is 2mm, the terminal edge of described big bear plate 31 is 5.8 ~ 6.2mm apart from the lateral separation of angle minimum point on it, is preferably 6mm;
Described location-plate 32 comprises large location-plate 34 and little location-plate 35, large location-plate 34 and little location-plate 35 angle and angle radian respectively with ripple angle on substrate and ripple angle radian consistent, namely angle is 115 ° ~ 125 °, be preferably 120 °, its angle arc radius is 2mm, the terminal edge of described large location-plate 34 is 9.8 ~ 10.2mm apart from the lateral separation of angle peak on location-plate, be preferably 10mm, the terminal edge of described little location-plate 35 is 5.8 ~ 6.2mm apart from the lateral separation of angle peak on location-plate, is preferably 6mm;
The terminal edge of described ramuscule board 33 is 13.3 ~ 13.7mm apart from the lateral separation of angle peak on location-plate, is preferably 13.5mm.
The vertical range of the trough minimum point of peak in substrate front side of described location-plate 32 is 19.3 ~ 19.7mm, be preferably 19.5mm, on the peak distance big bear plate 31 of described location-plate 32, the lateral separation of the minimum point of angle is 17.5mm, longitudinal width of described supporting partition is 15mm, lateral length is 37mm, and expansion lateral length is 63.4mm.
Above-mentioned there is specific dimensions " Ω " shape supporting partition and substrate on the shape of triangle ripple and dash hook, matching size close, under the precursor not affecting effect on moisture extraction, the horizontal displacement of adjacent corrugated plate inter-module can be prevented, keep the shape of steam flow channel, and supporting is structurally provided and strengthens, and reduce because steam flows through the vibration caused in plate face.
Substrate 1 described above, dash component 2, supporting member 3 and pintle 4 are installed and fixed, obtain described corrugated plating assembly, on the cross section vertical with longitudinal direction, the thickness of described corrugated plating assembly is 19.3 ~ 19.7mm, be preferably 19.5mm, the thickness of described corrugated plating assembly refers to the vertical range of peak to ripple minimum point on substrate 1 of supporting member 3 on the cross section vertical with longitudinal direction; The transverse width of described corrugated plating assembly and longitudinal length are transverse width and the longitudinal length of substrate 1, transverse width is 150 ~ 300mm, be preferably 227 ~ 228mm, be more preferably 227.5mm, longitudinal length is 700 ~ 900mm, is preferably 808 ~ 809mm, is more preferably 808mm, the above-mentioned size of described corrugated plating assembly makes, in its drier that can be installed on AP1000 steam generator, to carry out drying for moist steam.
In a preferred embodiment in accordance with the present invention, described substrate 1 and dash component 2, between be welded to connect, be preferably spot welding, in the vertical every 59 ~ 61mm spot welding, spot welding length is 4.5 ~ 5.5mm, preferably has length to be the solder joint of 5mm every 60mm in the vertical; Be welded to connect between described substrate 1 and pintle 4 or one-body molded, if be welded to connect, be preferably spot welding, in the vertical every 59 ~ 61mm spot welding, spot welding length is 4.5 ~ 5.5mm, preferably has length to be the solder joint of 5mm every 60mm in the vertical; Described supporting member 3 is welded to connect with substrate 1 by the big bear plate 31 on it and ramuscule board 33.
Nuclear steam generator drier corrugated plating assembly described above provided by the invention is specially adapted to the drier of AP1000 steam generator, and the steam water content after wherethrough reason can be low to moderate 0.136%.
In describing the invention, it should be noted that, term " on ", D score, " interior ", the orientation of the instruction such as " outward " or position relationship be based on the orientation under duty of the present invention or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
More than in conjunction with preferred embodiment and exemplary example to invention has been detailed description.But it is to be understood that, these detailed description of the invention are only to illustrative explanations of the present invention, do not form any restriction to protection scope of the present invention.When not exceeding the present invention's spirit and protection domain, can carry out various improvement, equivalencing or modification to the technology of the present invention content and embodiment thereof, these all fall within the scope of protection of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (10)
1. an AP1000 nuclear steam generator drier corrugated plating assembly, the dash component (2) comprising substrate (1) and be arranged on substrate and supporting member (3), it is characterized in that, described substrate (1) is formed with waveform ripple, described waveform ripple comprises crest and trough, wherein, crest is consistent with the ripple angle of trough, and
Described corrugated plating assembly is arranged on AP1000 dryer for steam generator.
2. corrugated plating assembly according to claim 1, it is characterized in that, described dash component (2) is arranged at the crest place on substrate (1) front and/or reverse side, comprise water fender (21) and gripper shoe (22), water fender (21) is consistent with the ripple angle on gripper shoe (22) angle and substrate, the inner surface of described gripper shoe (22) is connected with the crest on substrate, and on substrate the same face, the water fender (22) of dash component is parallel mutually.
3. corrugated plating assembly according to claim 1 and 2, it is characterized in that, on described substrate (1) front, the crest place of end corrugations is provided with pintle (4), it comprises long slab (41) and short slab (42), long slab (41) is consistent with the ripple angle on short slab (42) angle and substrate, the end of described short slab (42) is connected with the terminal edge of substrate, and described long slab (41) is parallel to each other with the water fender (22) of dash component on substrate the same face.
4. the corrugated plating assembly according to any one of claim 1-3, it is characterized in that, described supporting member (3) is arranged at the crest place on substrate (1) front, it comprises the big bear plate (31), location-plate (32) and the ramuscule board (33) that connect in turn, described big bear plate (31) is engaged with the trough in substrate front side, described ramuscule board (33) is connected with the crest on substrate (1) front, and described location-plate (32) engages with the trough on another adjacent block substrate back side.
5. the corrugated plating assembly according to any one of claim 1-4, it is characterized in that, the wall thickness of described substrate (1) is 0.8 ~ 1.2mm, its transverse width is 150 ~ 300mm, longitudinal length is 700 ~ 900mm, the cross section corrugated triangular in shape of substrate (1), its ripple angle is 115 ° ~ 125 °; Preferably, ripple angle is set to the circular arc of rounding off; Preferably, the lateral separation on substrate (1) the same face between arbitrary neighborhood two crest or adjacent two troughs is 34 ~ 36mm; Preferably, on substrate (1) the same face, the vertical range of crest peak distance trough minimum point is 10.2 ~ 11.2mm.
6. the corrugated plating assembly according to any one of claim 1-5, it is characterized in that, preferably, the wall thickness of described dash component (2) is 0.8 ~ 1.2mm, dash component (2) comprises dash hook, the cross section of described dash hook is V-shaped, described water fender (21) is consistent with ripple angle radian on gripper shoe (22) angle radian and substrate, preferably, on the cross section vertical with longitudinal direction, the length of described water fender (21) and/or gripper shoe (22) is 6.8 ~ 7.2mm; Preferably, on the inner surface of described water fender (21) and substrate, the surface spacing of crest is 2.0 ~ 2.3mm; Further preferably, described dash hook is consistent with the longitudinal length of substrate (1).
7. the corrugated plating assembly according to any one of claim 1-6, it is characterized in that, preferably, the wall thickness of described pintle (4) is 0.8 ~ 1.2mm, the cross section of pintle (4) is L-shaped, preferably, on the inner surface of described long slab (41) and substrate, the surface spacing of end crest is 2.0 ~ 2.3mm; Preferably, on the cross section vertical with longitudinal direction, the length of described long slab (41) is 5.8 ~ 6.2mm, and the length of described short slab (42) is 3.8 ~ 4.2mm; Preferably, in the terminal edge of described short slab (42) and substrate front side, the lateral separation of adjacent trough minimum point is 17.3 ~ 17.7mm; Preferably, described pintle (4) is consistent with the longitudinal length of substrate (1), and/or
Preferably, described long slab (41) is consistent with ripple angle radian on short slab (42) angle radian and substrate.
8. the corrugated plating assembly according to any one of claim 1-7, is characterized in that,
Described substrate (1) is provided with four supporting members (3), and preferably, described four supporting members (3) are separately positioned near four angles on substrate (1) front, and/or
Preferably, the wall thickness of described supporting member (3) is 1.3 ~ 1.7mm, supporting member (3) comprises supporting partition, the cross section of described supporting partition is in " Ω " shape, the inner surface of described big bear plate (31) is consistent with the surface configuration of trough in substrate front side, and the outer surface of described location-plate (32) is consistent with the surface configuration of the trough on another adjacent block substrate back side; Preferably, described big bear plate (31) and location-plate (32), rounding off between location-plate (32) and ramuscule board (33), form the consistent inner transition circular arc of radian and outside transition arc, and/or
Preferably, described big bear plate (31) comprises two plates being mutually angle, angle and angle radian are consistent with ripple angle on substrate and ripple angle radian respectively, preferably, the terminal edge of described big bear plate (31) is 5.8 ~ 6.2mm apart from the lateral separation of angle minimum point on it, and/or
Preferably, described location-plate (32) comprises large location-plate (34) and little location-plate (35), large location-plate (34) and little location-plate (35) angle and angle radian respectively with ripple angle on substrate and ripple angle radian consistent, preferably, the terminal edge of described large location-plate (34) is 9.8 ~ 10.2mm apart from the lateral separation of angle peak on location-plate, the terminal edge of described little location-plate (35) is 5.8 ~ 6.2mm apart from the lateral separation of angle peak on location-plate, and/or
Preferably, the terminal edge of described ramuscule board (33) is 13.3 ~ 13.7mm apart from the lateral separation of angle peak on location-plate, and/or
Preferably, the vertical range of the trough minimum point of peak in substrate front side of described location-plate (33) is 19.3 ~ 19.7mm; Preferably, longitudinal width of described supporting partition is 15mm, and lateral length is 37mm.
9. the corrugated plating assembly according to any one of claim 1-8, it is characterized in that, described substrate (1) and dash component (2), substrate (1) and pintle (4), to be welded to connect between substrate (1) and supporting member (3), preferably, in the vertical every 59 ~ 61mm spot welding, spot welding length is 4.5 ~ 5.5mm.
10. the corrugated plating assembly according to claim 1-9 any one, is characterized in that, optionally arranges distance block with alternative pintle (4) in the transverse ends of described substrate (1), and/or
Preferably, the transverse width of described corrugated plating assembly is 227 ~ 228mm, and longitudinal length is 808 ~ 809mm, and on the cross section vertical with longitudinal direction, the thickness of described corrugated plating assembly is 19.3 ~ 19.7mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510602626.4A CN105114934B (en) | 2015-09-21 | 2015-09-21 | Corrugated plate assembly for drier of AP1000 nuclear power steam generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510602626.4A CN105114934B (en) | 2015-09-21 | 2015-09-21 | Corrugated plate assembly for drier of AP1000 nuclear power steam generator |
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| CN105114934A true CN105114934A (en) | 2015-12-02 |
| CN105114934B CN105114934B (en) | 2017-05-24 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102309906A (en) * | 2010-06-30 | 2012-01-11 | 上海核工程研究设计院 | Steam dryer used in pressurized water reactor |
| CN202113704U (en) * | 2011-06-23 | 2012-01-18 | 哈尔滨汽轮机厂辅机工程有限公司 | Steam-water separating device used for million-kilowatt-class nuclear power MSR (moisture separator reheater) |
| CN104826458A (en) * | 2015-05-05 | 2015-08-12 | 上海核工程研究设计院 | Double hook waveform plate for pressurized water reactor steam generator dryer |
| CN205079213U (en) * | 2015-09-21 | 2016-03-09 | 上海东海压力容器制造有限公司 | AP1000 nuclear power steam generator is corrugated plate assemblies for desicator |
-
2015
- 2015-09-21 CN CN201510602626.4A patent/CN105114934B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102309906A (en) * | 2010-06-30 | 2012-01-11 | 上海核工程研究设计院 | Steam dryer used in pressurized water reactor |
| CN202113704U (en) * | 2011-06-23 | 2012-01-18 | 哈尔滨汽轮机厂辅机工程有限公司 | Steam-water separating device used for million-kilowatt-class nuclear power MSR (moisture separator reheater) |
| CN104826458A (en) * | 2015-05-05 | 2015-08-12 | 上海核工程研究设计院 | Double hook waveform plate for pressurized water reactor steam generator dryer |
| CN205079213U (en) * | 2015-09-21 | 2016-03-09 | 上海东海压力容器制造有限公司 | AP1000 nuclear power steam generator is corrugated plate assemblies for desicator |
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| 张璜等: "《AP1000次级汽水分离器性能及结构优化的数值研究》", 《原子能科学技术》 * |
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| CN105114934B (en) | 2017-05-24 |
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Address after: 3191 Gugao Road, Pudong New Area, Shanghai, 201209 Patentee after: Shanghai Donghai Pressure Vessel Manufacturing Co.,Ltd. Address before: 3191 Gugao Road, Pudong New Area, Shanghai, 201209 Patentee before: SHANGHAI EAST-SEA PRESSURE VESSEL MANUFACTURING CO.,LTD. |