CN105202521A - Corrugated plate assembly for dryer of CAP1000/CAP1400 nuclear power steam generator - Google Patents

Abstract

The invention discloses a corrugated plate assembly for a dryer of a CAP1000/CAP1400 nuclear power steam generator. The corrugated plate assembly comprises a base plate, and a water stopping component and a supporting component which are arranged on the base plate, wherein waveform-shaped waves are formed on the base plate; the water stopping component is arranged at the wave crest of the front surface and/or the aback surface of the base plate; a tail hook is arranged at the tail end wave crest on the front surface of the base plate; the supporting component is arranged at the wave crest on the front surface of the base plate. The corrugated plate assembly for the dryer of the CAP1000/CAP1400 nuclear power steam generator, disclosed by the invention, adopts a double-hook corrugated plate form with a supporting separation block; shapes, structures and sizes of the waves and the tail hook of the base plate, the water stopping component and the supporting component are selectively optimized; the corrugated plate assembly has higher steam-water separation efficiency and lower flowing resistance so as to be suitable for the dryer of the CAP1000 or CAP1400 nuclear power steam generator; the moisture content of steam treated by the corrugated plate assembly can be reduced to be 0.00568%; the corrugated plate assembly is simple in structure, reasonable in design, convenient to mount, easy to manufacture and low in cost.

Description

A kind of CAP1000/CAP1400 nuclear steam generator drier corrugated plating assembly

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 CAP1000/CAP1400 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.

CAP1000 and CAP1400 dryer for steam generator is as advanced nuclear power technology, at present by the nuclear power station of multiple country of the world or nuclear power plant use, but 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 CAP1000 and/or CAP1400 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 CAP1000/CAP1400 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 CAP1000/CAP1400 nuclear steam generator drier corrugated plating assembly, this corrugated plating assembly comprises substrate 1 and the dash component 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 CAP1000 or CAP1400 dryer for steam generator.

Wherein, described dash component is arranged at the crest place on substrate 1 front and/or reverse side, comprises water fender and gripper shoe, and the inner surface of described gripper shoe is connected with the crest on substrate, and on substrate the same face, the water fender 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 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, ramuscule board 33 and the baffle plate 34 that is arranged on ramuscule board that connect in turn, described big bear plate 31 is connected with the surface of crest in substrate front side, described ramuscule board 33 is connected with the outer surface of the gripper shoe being arranged on dash component on this crest, and described location-plate 32 and baffle plate 34 engage with the angle of dash component on another adjacent block substrate back side jointly.

Wherein, the wall thickness of described substrate 1 is 1.0 ~ 1.4mm, and its transverse width is 150 ~ 300mm, and longitudinal length is 900 ~ 1500mm, 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 10.3 ~ 11.3mm.

Preferably, the wall thickness of described dash component is 0.8 ~ 1.2mm, and dash component comprises V-arrangement dash hook 21, Z-shaped dash hook 22 and L shape dash hook 23,

Described V-arrangement dash hook 21 is arranged on substrate back side away from first of pintle one end trough place, its cross section is V-shaped, comprise V-arrangement gripper shoe 24 and V-arrangement water fender 25, the two angle is consistent with ripple angle on substrate and ripple angle radian respectively with angle radian, preferably, on the cross section vertical with longitudinal direction, the length of described V-arrangement gripper shoe 24 and V-arrangement water fender 25 is 11.3 ~ 11.7mm; Preferably, the inner surface of described V-arrangement gripper shoe 24 is connected with the surface of trough on substrate back side, and on the inner surface of described V-arrangement water fender 25 and substrate, the surface spacing of trough is 2.0 ~ 2.3mm, and/or

Described Z-shaped dash hook 22 is arranged at the crest place on substrate front side and/or reverse side, its cross section is in " Z " shape, comprise the front water fender 26 connected in turn, middle gripper shoe 27 and rear water plate 28, front water fender 26 and middle gripper shoe 27 angle, middle gripper shoe 27 and rear water plate 28 angle are all consistent with ripple angle on substrate, preferably, on the cross section vertical with longitudinal direction, the length of described front water fender 26 is 5.3 ~ 5.7mm, the length of described rear water plate 28 is 11.3 ~ 11.7mm, described front water fender 26 is parallel to each other with rear water plate 28 and spacing is 16.3 ~ 16.7mm, preferably, described middle gripper shoe 27 is connected with the surface of crest in substrate front side and/or reverse side, described front water fender 26 is parallel to the surface of this crest and spacing is 2.0 ~ 2.3mm, and described rear water plate 28 is parallel to the surface of the adjacent trough of this crest and spacing is 2.0 ~ 2.3mm, and/or

Described L shape dash hook 23 is arranged at first crest place near pintle one end on substrate back side, its cross section is L-shaped, comprise L shape gripper shoe 29 and L shape water fender 210, the two angle is consistent with ripple angle on substrate and ripple angle radian respectively with angle radian, preferably, on the cross section vertical with longitudinal direction, the length of described L shape gripper shoe 29 is 11.3 ~ 11.7mm, and the length of described L shape water fender 210 is 5.3 ~ 5.7mm; Preferably, the inner surface of described L shape gripper shoe 29 is connected with the surface of crest on substrate back side, and on the inner surface of described L shape water fender 210 and substrate, the surface spacing of this crest is 2.0 ~ 2.3mm, and/or

Further preferably, on the front of substrate 1, described middle gripper shoe 27 is parallel to each other with the short slab 42 of pintle; On the reverse side of substrate 1, described V-arrangement gripper shoe 24, middle gripper shoe 27, L shape gripper shoe 29 are parallel mutually with the long slab 41 of pintle, and/or

Further preferably, described V-arrangement dash hook 21, Z-shaped dash hook 22, L shape dash hook 23 are all consistent with the longitudinal length of substrate 1.

Preferably, the wall thickness of described pintle 4 is 1.0 ~ 1.4mm, 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 4.8 ~ 5.2mm; 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, and preferably, described pintle 4 is consistent with the longitudinal length of substrate 1.

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

Described supporting member 3 comprises supporting spacer block, the outer surface of described big bear plate 31 is provided with 115 ~ 125 ° of knuckles of depression, its inner surface is provided with 90 ° of protruding knuckles, the inner surface of described big bear plate 31 is connected with the surface of crest on substrate 1 front and stretches between substrate 1 and rear water plate 28, and/or

The outer surface of described location-plate 32 is consistent with the external surface shape of the adjacent upper gripper shoe of another block substrate back side 27 and rear water plate 28 angle, its inner surface and this supporting spacer block place substrate front side go forward that the external surface shape of water fender 26 and middle gripper shoe 27 angle is consistent and spacing is 0.8 ~ 1.2mm, and/or

Preferably, described location-plate 32 comprises large location-plate 35 and little location-plate 36, large location-plate 35 is consistent with ripple angle on little location-plate 36 angle and substrate, preferably, the wall thickness of described large location-plate 35 is 2.8 ~ 3.2mm, the wall thickness of described little location-plate 36 is 2.3 ~ 2.8mm, the end of described large location-plate 35 is connected with the end of big bear plate 31, and the outer surface of large location-plate 35 becomes 115 ~ 125 ° of angles with the outer surface of big bear plate 31, the inner surface of large location-plate 35 and the inner surface angle in 90 ° of big bear plate 31, and/or

Described ramuscule board 33 is parallel to described little location-plate 36, the inner surface of ramuscule board 33 is connected with the outer surface of middle gripper shoe 27, described baffle plate 34 is vertically arranged on the outer surface of ramuscule board 33, baffle plate 34 and little location-plate 36 one-tenth 60 ° of angles, the side of described baffle plate 34 abuts with the end of rear water plate 28 on another adjacent block substrate back side, and/or

Preferably, described big bear plate 31 and location-plate 32, location-plate 32 and ramuscule board 33, baffle plate 34 and 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, longitudinal width of described supporting spacer block is 15mm, and the lateral length between the minimum point of described big bear plate 31 end and the minimum point of ramuscule board 33 end is 22 ~ 25mm.

Wherein, described substrate 1 and dash component, supporting member 3 and be welded to connect between substrate 1 and dash component, preferably, in the vertical every 59 ~ 61mm spot welding, dot weld nugget diameter is not less than 4.1mm,

Preferably, described substrate 1 is one-body molded with pintle 4.

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 1087.5 ~ 1088mm.

The beneficial effect that the present invention has comprises:

(1) CAP1000/CAP1400 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 0.00568%;

(2) CAP1000/CAP1400 nuclear steam generator drier corrugated plating assembly provided by the invention adopts the V-arrangement dash hook with specific dimensions, the substrate of specific triangles ripple is provided with described in Z-shaped dash hook and L shape dash hook coordinate, 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 raising dehumidifying effect,

(3) CAP1000/CAP1400 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) CAP1000/CAP1400 nuclear steam generator drier corrugated plating assembly provided by the invention adopts the supporting spacer block with given shape and size, 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) CAP1000/CAP1400 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 CAP1000/CAP1400 nuclear steam generator drier corrugated plating provided by the invention become humidity be 0.00568% steam, drying effect is excellent;

(7) CAP1000/CAP1400 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 the partial enlarged drawing in D region in Fig. 1;

Fig. 7 illustrates sectional view and the top view of substrate and pintle;

Fig. 8 illustrates sectional view and the top view of V-arrangement dash hook;

Fig. 9 illustrates sectional view and the top view of supporting spacer block;

Figure 10 illustrates sectional view and the top view of Z-shaped dash hook;

Figure 11 illustrates sectional view and the top view of L shape dash hook.

Drawing reference numeral illustrates:

1-substrate

21-V shape dash hook

22-Z shape dash hook

23-L shape dash hook

24-V shape gripper shoe

25-V shape water fender

Water fender before 26-

Gripper shoe in 27-

28-rear water plate

29-L shape gripper shoe

210-L shape water fender

3-supporting member

31-big bear plate

32-location-plate

33-ramuscule board

34-baffle plate

The large location-plate of 35-

The little location-plate of 36-

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 " be substrate in the plane with laterally vertical direction; 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, a kind of CAP1000/CAP1400 nuclear steam generator drier corrugated plating assembly is provided, it comprises substrate 1 and the dash component be arranged on substrate and supporting member 3, and described corrugated plating assembly is arranged on CAP1000 or CAP1400 dryer for steam generator.

On the front that described dash component is arranged at substrate 1 and/or reverse side, preferably on the obverse and reverse of substrate 1, be provided with dash component, 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 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 on substrate 1 or improve the dehumidifying effect that wetted area all can improve drier,

As shown in Figure 1 and Figure 7, 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 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: on the cross section vertical with longitudinal direction of substrate 1, 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 10.3 ~ 11.3mm apart from the vertical range of trough minimum point, is preferably 10.5mm.

The wall thickness of described substrate 1 is 1.0 ~ 1.4mm, is preferably 1.2mm, 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 900 ~ 1500mm, be preferably 1087.5 ~ 1088mm, be more preferably 1088mm, 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 addition, according to assembling needs, on substrate 1, laterally C8 unfilled corner is cut at two drift angle places.

In a preferred embodiment in accordance with the present invention, as shown in Figure 1, described dash component is arranged at the crest place on substrate 1 front and/or reverse side, and be preferably provided with dash component at the per pass crest place of substrate 1 obverse and reverse, it comprises water fender and gripper shoe;

The inner surface of described gripper shoe is connected with the crest on substrate, is preferably affixed with the surface of crest, plays a part to support, fix described dash component;

On substrate the same face, the water fender of dash component is parallel mutually, forms groove between described water fender and substrate, and the water droplet for collecting board face liquid film and in trapped vapor stream, collects rear inflow steam trap connection and discharge.

In a preferred embodiment in accordance with the present invention, the wall thickness of described dash component is 0.8 ~ 1.2mm, be preferably 1mm, dash component comprises V-arrangement dash hook 21, Z-shaped dash hook 22 and L shape dash hook 23, described V-arrangement dash hook 21 and L shape dash hook 23 are all arranged on the reverse side of substrate, and preferred described Z-shaped dash hook 22 is arranged on the obverse and reverse of substrate.

As shown in Fig. 1, Fig. 3 and Fig. 8, described V-arrangement dash hook 21 is arranged on substrate back side away from first of pintle one end trough place, its cross section is V-shaped, comprise V-arrangement gripper shoe 24 and V-arrangement water fender 25, the two angle is consistent with ripple angle on substrate and ripple angle radian respectively with angle radian, namely angle is 115 ° ~ 125 °, and be preferably 120 °, its angle arc radius is 2mm; On the cross section vertical with longitudinal direction, the length of described V-arrangement gripper shoe 24 and V-arrangement water fender 25 is 11.3 ~ 11.7mm, and be preferably 11.5mm, preferred described V-arrangement gripper shoe 24 is consistent with the length of V-arrangement water fender 25; The inner surface of described V-arrangement gripper shoe 24 is connected with the surface of trough on substrate back side, and the inner surface of described V-arrangement water fender 25 is parallel to the surface of same trough on substrate and spacing is 2.0 ~ 2.3mm, is preferably 2.0mm.

As Fig. 1, shown in Fig. 5 and Figure 10, described Z-shaped dash hook 22 is arranged at the crest place on substrate 1 front and/or reverse side, preferably be provided with Z-shaped dash hook 22 at the per pass crest place of substrate 1 obverse and reverse, its cross section is in " Z " shape, comprise the front water fender 26 connected in turn, middle gripper shoe 27 and rear water plate 28, front water fender 26 and middle gripper shoe 27 angle, middle gripper shoe 27 and rear water plate 28 angle are all consistent with ripple angle on substrate, namely angle is 115 ° ~ 125 °, be preferably 120 °, preferably angle is set to the circular arc of rounding off, described front water fender 26 is 3mm with the arc radius of middle gripper shoe 27 angle, described middle gripper shoe 27 is 4mm with the arc radius of rear water plate 28 angle, preferably, on the cross section vertical with longitudinal direction, the length of described front water fender 26 is 5.3 ~ 5.7mm, be preferably 5.5mm, the length of described rear water plate 28 is 11.3 ~ 11.7mm, be preferably 11.5mm, described front water fender 26 is parallel to each other with rear water plate 28 and spacing is 16.3 ~ 16.7mm, is preferably 16.5mm, preferably, described middle gripper shoe 27 is connected with the surface of crest in substrate front side and/or reverse side, described front water fender 26 is parallel to the surface of this crest and spacing is 2.0 ~ 2.3mm, be preferably 2.0mm, described rear water plate 28 is parallel to the surface of the adjacent trough of this crest and spacing is 2.0 ~ 2.3mm, is preferably 2.0mm.

As shown in Fig. 1, Fig. 6 and Figure 11, described L shape dash hook 23 is arranged at first crest place near pintle one end on substrate back side, its cross section is L-shaped, comprise L shape gripper shoe 29 and L shape water fender 210, the two angle is consistent with ripple angle on substrate and ripple angle radian respectively with angle radian, namely angle is 115 ° ~ 125 °, and be preferably 120 °, its angle arc radius is 2mm; Preferably, on the cross section vertical with longitudinal direction, the length of described L shape gripper shoe 29 is 11.3 ~ 11.7mm, and be preferably 11.5mm, the length of described L shape water fender 210 is 5.3 ~ 5.7mm, is preferably 5.5mm; Preferably, the inner surface of described L shape gripper shoe 29 is connected with the surface of crest on substrate back side, and on the inner surface of described L shape water fender 210 and substrate, the surface spacing of this crest is 2.0 ~ 2.3mm, is preferably 2.0mm.

In a preferred embodiment in accordance with the present invention, on the front of substrate 1, described middle gripper shoe 27 is parallel to each other with the short slab 42 of pintle; On the reverse side of substrate 1, described V-arrangement gripper shoe 24, middle gripper shoe 27, L shape gripper shoe 29 are parallel mutually with the long slab 41 of pintle.

On the same face of substrate 1, described V-arrangement water fender 25 coordinates the surface of substrate 1 to form shape consistent groove with adjacent front water fender 26, rear water plate 28 with adjacent L shape water fender 210 with adjacent front water fender 26, rear water plate 28, water droplet for collecting board face liquid film and in trapped vapor stream, collect rear inflow steam trap connection and discharge, the lateral length of described slot opening is 2 ~ 3mm, is preferably 2.78mm.

Described V-arrangement dash hook 21, Z-shaped dash hook 22, L shape dash hook 23 are all consistent with the longitudinal length of substrate 1.

Above-mentioned have the V-arrangement dash hook 21 of specific dimensions, Z-shaped dash hook 22 and L shape dash hook 23 coordinate described in be provided with the substrate 1 of specific triangles ripple, 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. 6 and Fig. 7, 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, the described end of short slab 42 is connected with the terminal edge of substrate, plays a part to support, fix pintle 4; Described major plate face 41 is parallel to each other with the water fender 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, and preferred pintle 4 is one-body molded with substrate 1, optionally arranges distance block with alternative pintle 4 in the transverse ends of described substrate 1;

The wall thickness of described pintle 4 is 01.0 ~ 1.4mm, is preferably 1.2mm; The cross section of pintle 4 is L-shaped, preferred described long slab 41 is consistent with ripple angle on short slab 42 angle and substrate, namely angle is 115 ° ~ 125 °, be preferably 120 °, preferably angle is set to the circular arc of rounding off, long slab 41 is 1.5mm with the arc radius of short slab 42 angle, and short slab 42 is 0.5mm with the arc radius of substrate end crest angle; 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 4.8 ~ 5.2mm, is preferably 5mm; 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 Fig. 1, shown in Fig. 4 and Fig. 9, described supporting member 3 is arranged at the crest place on substrate 1 front, it comprises the big bear plate 31 connected in turn, location-plate 32, ramuscule board 33 and the baffle plate 34 be arranged on ramuscule board, described big bear plate 31 is connected with the surface of crest in substrate front side, described ramuscule board 33 is connected with the outer surface of the gripper shoe being arranged on dash component on this crest, described location-plate 32 and baffle plate 34 engage with the angle of dash component on another adjacent block substrate back side jointly, thus play 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;

Described supporting member 3 comprises supporting spacer block, the outer surface of described big bear plate 31 is provided with 115 ~ 125 ° of knuckles of depression, be preferably 120 ° of knuckles, preferably knuckle place is set to the circular arc smoothly transitted, its arc radius is 0.5mm, its inner surface is provided with 90 ° of protruding knuckles, and the inner surface of described big bear plate 31 is connected with the surface of crest on substrate 1 front and stretches between substrate 1 and rear water plate 28; Preferably on the cross section vertical with longitudinal direction, the length of described big bear plate 31 inner surface and substrate 1 junction is 8.0 ~ 8.4mm, be preferably 8.2mm, wall thickness is 1.6 ~ 2.0mm herein, be preferably 1.8mm, the described big bear plate 31 outer surface length stretched between substrate 1 and rear water plate 28 is 4 ~ 6mm, is preferably 5mm.

The outer surface of described location-plate 32 is consistent with the external surface shape of Z-shaped gripper shoe 27 on another adjacent block substrate back side and rear water plate 28 angle, its inner surface and this supporting spacer block place substrate front side go forward that the external surface shape of water fender 26 and Z-shaped gripper shoe 27 angle is consistent and spacing is 0.8 ~ 1.2mm, is preferably 1.0mm.

Described location-plate 32 comprises large location-plate 35 and little location-plate 36, large location-plate 35 is consistent with ripple angle on little location-plate 36 angle and substrate, namely angle is 115 ° ~ 125 °, be preferably 120 °, preferably angle is set to the circular arc of rounding off, the arc radius of its outer surface angle is 3mm, and the arc radius of inner surface angle is 4mm; The wall thickness of described large location-plate 35 is 2.8 ~ 3.2mm, and be preferably 3.0mm, the wall thickness of described little location-plate 36 is 2.3 ~ 2.8mm, is preferably 2.57mm; The end of described large location-plate 35 is connected with the end of big bear plate 31, and the outer surface of large location-plate 35 becomes 115 ~ 125 ° of angles with the outer surface of big bear plate 31, preferably 120 ° of angles, the inner surface of large location-plate 35 and the inner surface angle in 90 ° of big bear plate 31, preferably above-mentioned angle is set to the circular arc of rounding off, its arc radius is 0.5mm.

Described ramuscule board 33 is parallel to described little location-plate 36, and the inner surface of ramuscule board 33 is connected with the outer surface of Z-shaped gripper shoe 27, and the length of described ramuscule board 33 inner surface and Z-shaped gripper shoe 27 junction is 8.5 ~ 9.5mm, is preferably 9.0mm; The wall thickness of described ramuscule board 33 end is 1.8 ~ 2.2mm, is preferably 2.0mm.

Described baffle plate 34 is vertically arranged on the outer surface of ramuscule board 33, baffle plate 34 and little location-plate 36 one-tenth 60 ° of angles, and preferably this angle is set to the circular arc of rounding off, its arc radius is 0.5mm; The side of described baffle plate 34 abuts with the end of rear water plate 28 on another adjacent block substrate back side; The wall thickness of preferred described baffle plate 34 is 2.0 ~ 2.7mm, is more preferably 2.3mm; The top end face of preferred the baffle plate 34 and inner surface of described ramuscule board 33 is parallel to each other and spacing is 6.5 ~ 7.5mm, is preferably 7.07mm.

Described big bear plate 31 and location-plate 32, location-plate 32 and ramuscule board 33, baffle plate 34 and rounding off between location-plate 32 and ramuscule board 33, form the consistent inner transition circular arc of radian and outside transition arc, arc radius is 0.5mm.

Longitudinal width of described supporting spacer block is 15mm, and the lateral length between the minimum point of described big bear plate 31 end and the minimum point of ramuscule board 33 end is 22 ~ 25mm, is preferably 24.22mm.

Above-mentioned there is given shape and size supporting spacer block 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.

By substrate 1 described above, dash component, supporting member 3 and pintle 4 are installed and fix, obtain described corrugated plating assembly, 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 900 ~ 1500mm, be preferably 1087.5 ~ 1088mm, be more preferably 1088mm, the above-mentioned size of described corrugated plating assembly makes in its drier that can be installed on CAP1000 or CAP1400 steam generator, drying is carried out for moist steam.

In a preferred embodiment in accordance with the present invention, be welded to connect between described substrate 1 and dash component, be preferably spot welding, in the vertical every 59 ~ 61mm spot welding, dot weld nugget diameter is not less than 4.1mm, and preferably in the vertical every 60mm spot welding, dot weld nugget diameter is 4mm; 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, dot weld nugget diameter is not less than 4.1mm, and preferably in the vertical every 60mm spot welding, dot weld nugget diameter is 4mm; Described supporting member 3 is connected with substrate 1 and dash Member Welding with ramuscule board 33 respectively by the big bear plate 31 on it.

Nuclear steam generator drier corrugated plating assembly described above provided by the invention is specially adapted to the drier of CAP1000 or CAP1400 steam generator, and the steam water content after wherethrough reason can be low to moderate 0.00568%.

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. a CAP1000/CAP1400 nuclear steam generator drier corrugated plating assembly, comprise substrate (1) and the dash component 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 CAP1000 or CAP1400 dryer for steam generator.

2. corrugated plating assembly according to claim 1, it is characterized in that, described dash component is arranged at the crest place on substrate (1) front and/or reverse side, comprise water fender and gripper shoe, the inner surface of described gripper shoe is connected with the crest on substrate, and on substrate the same face, the water fender 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 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) connected in turn, location-plate (32), ramuscule board (33) and the baffle plate (34) be arranged on ramuscule board, described big bear plate (31) is connected with the surface of crest in substrate front side, described ramuscule board (33) is connected with the outer surface of the gripper shoe being arranged on dash component on this crest, described location-plate (32) and baffle plate (34) engage with the angle of dash component on another adjacent block substrate back side jointly.

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 1.0 ~ 1.4mm, its transverse width is 150 ~ 300mm, longitudinal length is 900 ~ 1500mm, 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 10.3 ~ 11.3mm.

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 is 0.8 ~ 1.2mm, dash component comprises V-arrangement dash hook (21), Z-shaped dash hook (22) and L shape dash hook (23)

Described V-arrangement dash hook (21) is arranged on substrate back side away from first of pintle one end trough place, its cross section is V-shaped, comprise V-arrangement gripper shoe (24) and V-arrangement water fender (25), the two angle is consistent with ripple angle on substrate and ripple angle radian respectively with angle radian, preferably, on the cross section vertical with longitudinal direction, the length of described V-arrangement gripper shoe (24) and V-arrangement water fender (25) is 11.3 ~ 11.7mm; Preferably, the inner surface of described V-arrangement gripper shoe (24) is connected with the surface of trough on substrate back side, and on the inner surface of described V-arrangement water fender (25) and substrate, the surface spacing of trough is 2.0 ~ 2.3mm, and/or

Described Z-shaped dash hook (22) is arranged at the crest place on substrate front side and/or reverse side, its cross section is in " Z " shape, comprise the front water fender (26) connected in turn, middle gripper shoe (27) and rear water plate (28), front water fender (26) and middle gripper shoe (27) angle, middle gripper shoe (27) and rear water plate (28) angle are all consistent with ripple angle on substrate, preferably, on the cross section vertical with longitudinal direction, the length of described front water fender (26) is 5.3 ~ 5.7mm, the length of described rear water plate (28) is 11.3 ~ 11.7mm, described front water fender (26) and rear water plate (28) are parallel to each other and spacing is 16.3 ~ 16.7mm, preferably, described middle gripper shoe (27) is connected with the surface of crest in substrate front side and/or reverse side, described front water fender (26) is parallel to the surface of this crest and spacing is 2.0 ~ 2.3mm, described rear water plate (28) is parallel to the surface of the adjacent trough of this crest and spacing is 2.0 ~ 2.3mm, and/or

Described L shape dash hook (23) is arranged at first crest place near pintle one end on substrate back side, its cross section is L-shaped, comprise L shape gripper shoe (29) and L shape water fender (210), the two angle is consistent with ripple angle on substrate and ripple angle radian respectively with angle radian, preferably, on the cross section vertical with longitudinal direction, the length of described L shape gripper shoe (29) is 11.3 ~ 11.7mm, and the length of described L shape water fender (210) is 5.3 ~ 5.7mm; Preferably, the inner surface of described L shape gripper shoe (29) is connected with the surface of crest on substrate back side, and on the inner surface of described L shape water fender (210) and substrate, the surface spacing of this crest is 2.0 ~ 2.3mm, and/or

Further preferably, on the front of substrate (1), described Z-shaped gripper shoe (27) is parallel to each other with the short slab (42) of pintle; On the reverse side of substrate (1), described V-arrangement gripper shoe (24), middle gripper shoe (27), L shape gripper shoe (29) are parallel mutually with the long slab (41) of pintle, and/or

Further preferably, described V-arrangement dash hook (21), Z-shaped dash hook (22), L shape dash hook (23) are all 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 1.0 ~ 1.4mm, 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 4.8 ~ 5.2mm; 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).

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

Described supporting member (3) comprises supporting spacer block, the outer surface of described big bear plate (31) is provided with 115 ~ 125 ° of knuckles of depression, its inner surface is provided with 90 ° of protruding knuckles, the inner surface of described big bear plate (31) is connected with the surface of crest on substrate (1) front and stretches between substrate (1) and rear water plate (28), and/or

The outer surface of described location-plate (32) is consistent with the external surface shape of the adjacent upper gripper shoe of another block substrate back side (27) and rear water plate (28) angle, its inner surface and this supporting spacer block place substrate front side go forward that the external surface shape of water fender (26) and middle gripper shoe (27) angle is consistent and spacing is 0.8 ~ 1.2mm, and/or

Preferably, described location-plate (32) comprises large location-plate (35) and little location-plate (36), large location-plate (35) is consistent with ripple angle on little location-plate (36) angle and substrate, preferably, the wall thickness of described large location-plate (35) is 2.8 ~ 3.2mm, the wall thickness of described little location-plate (36) is 2.3 ~ 2.8mm, the end of described large location-plate (35) is connected with the end of big bear plate (31), and the outer surface of large location-plate (35) becomes 115 ~ 125 ° of angles with the outer surface of big bear plate (31), the inner surface of large location-plate (35) and the inner surface angle in 90 ° of big bear plate (31), and/or

Described ramuscule board (33) is parallel to described little location-plate (36), the inner surface of ramuscule board (33) is connected with the outer surface of Z-shaped gripper shoe (27), described baffle plate (34) is vertically arranged on the outer surface of ramuscule board (33), baffle plate (34) becomes 60 ° of angles with little location-plate (36), the side of described baffle plate (34) abuts with the end of rear water plate (28) on another adjacent block substrate back side, and/or

Preferably, described big bear plate (31) and location-plate (32), location-plate (32) and ramuscule board (33), baffle plate (34) and 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, longitudinal width of described supporting spacer block is 15mm, and the lateral length between the minimum point of described big bear plate (31) end and the minimum point of ramuscule board (33) end is 22 ~ 25mm.

9. the corrugated plating assembly according to any one of claim 1-8, it is characterized in that, described substrate (1) and dash component, supporting member (3) and be welded to connect between substrate (1) and dash component, preferably, in the vertical every 59 ~ 61mm spot welding, dot weld nugget diameter is not less than 4.1mm

Preferably, described substrate (1) is one-body molded with pintle (4).

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 1087.5 ~ 1088mm.