CN108225040A - A kind of water-cooled condenser hydroecium arrangement method and arrangement - Google Patents
A kind of water-cooled condenser hydroecium arrangement method and arrangement Download PDFInfo
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- CN108225040A CN108225040A CN201810024206.6A CN201810024206A CN108225040A CN 108225040 A CN108225040 A CN 108225040A CN 201810024206 A CN201810024206 A CN 201810024206A CN 108225040 A CN108225040 A CN 108225040A
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- hydroecium
- back bending
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
- F28B1/02—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using water or other liquid as the cooling medium
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
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- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of water-cooled condenser hydroecium arrangement method and arrangements.The arrangement method is the back bending direction along fluid by the same fluid back bending region on condenser, the mutually independent back bending hydroecium in multiple spaces is set as with the model split controlled back bending divided fluid stream, the fluid entered in same fluid back bending region is made respectively to be flowed with much channel communication.The present invention will not impact the heat transfer effect of condenser, but the miniaturization of each back bending water chamber structure volume and the densification in same fluid back bending region can be made, so as to reliably promote and enhance the anti-pressure ability of each back bending hydroecium, to be effectively matched the acting pressure of high pressure flow, particularly heat supply network return water, the present invention has the characteristics that simple in structure, easily manufactured, manufacture is at low cost, compression strength is high, stable, remarkable in economical benefits.
Description
Technical field
The present invention relates to the water-cooled condenser of Steam Turbine, particularly the high back pressure condenser of steam turbine in thermal power plant group, tools
Body is a kind of arrangement method and arrangement of water-cooled condenser hydroecium.
Background technology
Condenser is a kind of heat exchanger that the steam discharge of steam turbine is condensed into water, and water is divided by the difference of its cooling medium
Cold condenser and air cooling tubes condenser.Wherein, water-cooled condenser is widely used in steam power plant, by the way that the water side of water-cooled condenser is led to
Enter heat supply network recirculated water, with achieve the purpose that power generation after institute row's steam exhaust waste heat recycling, increase economic efficiency, high back pressure condensing
Device is exactly common one kind.
The primary structure and operation principle of water-cooled condenser are referring to shown in Fig. 1 or Fig. 2, and including condenser shell 1, this is solidifying
The exhaust passage of throat's connection steam turbine of vapour device housing 1, the inside of condenser shell 1 is by the front tube sheet being intervally arranged and rear pipe
Plate is divided into front water chamber, Heat Room and rear hydroecium；Front water chamber is divided by hydroecium demarcation strip or independent molding structure into Shui Shui again
Room 2 and water outlet hydroecium 4 offer water inlet 3 on hydroecium 2 of intaking, are discharged on hydroecium 4 and offer water outlet 5；Pass through in Heat Room
Partition board is placed with several heat exchanger tubes, these heat exchanger tubes are connected front water chamber with rear hydroecium by forward and backward tube sheet, that is to say, that
Hydroecium is in between the flow of water hydroecium 2 and water outlet hydroecium 4, is redirected into water outlet water into fluid as 2 institute of water inlet hydroecium afterwards
One back bending hydroecium 6 of room 4；When condenser runs and does work, fluid often by a Heat Room, just with the indoor steaming that exchanges heat
Vapour generates heat transfer process, as soon as that is, as the heat exchange process of fluid, this include 2 institute of water inlet hydroecium into fluid by Heat Room and
Into the heat exchange process of back bending hydroecium 6 and back bending hydroecium 6 enter the heat exchange of water outlet hydroecium 4 by Heat Room into fluid
Flow, that is to say, that fluid by Heat Room into being that there are one fluid back bending region, the streams between the double-flow that goes out
Body back bending region is that-that is, rear hydroecium is made of the back bending hydroecium 6 on condenser shell 1 and corresponding tube sheet.
In the structure of existing water-cooled condenser, between each two flow（Including double-flow structure condenser and multipaths
Structure condenser）Same fluid back bending region be the larger back bending hydroecium of a structural volume, that is to say, that a fluid returns
Curved region is a large-sized whole back bending hydroecium.However, during the practical acting of water-cooled condenser, due to water cooling
The water flow pressure that condenser water side is passed through is very high, this is especially the most apparent with heat supply network return water, this can so that structural volume is larger
Back bending hydroecium it is weaker to the anti-pressure ability of high pressure flow, directly affect water-cooled condenser operation stability and reliability,
This proposes very high technology requirement to the anti-pressure ability design of back bending hydroecium, and conventional solution is to greatly improve back bending water
Room, the compression-resistant structure intensity of even entire condenser shell, to be effectively matched the acting pressure of high pressure flow, but this is solved
Measure will certainly be significantly increased the manufacture cost of water-cooled condenser, influence economy.
Invention content
The technical purpose of the present invention is：For the particularity and the deficiencies in the prior art of above-mentioned water-cooled condenser, not
Under the premise of influencing heat transfer effect and manufacture cost not being significantly increased, back bending hydroecium resistance to compression energy can effectively be promoted by providing one kind
Power, to match the water-cooled condenser hydroecium arrangement method of the acting pressure of high pressure flow and arrangement.
Technical solution is used by the present invention realizes its technical purpose：A kind of water-cooled condenser hydroecium arrangement method, institute
It is the back bending direction by the same fluid back bending region on condenser along fluid to state arrangement method, with to back bending divided fluid stream control
The model split of system is set as the mutually independent back bending hydroecium in multiple spaces, make enter same fluid back bending region in fluid with
Much channel communication respectively flows.
Preferably, the adjacent back bending that setting forms is divided in the same fluid back bending region on the condenser
Center line between hydroecium, the water inlet hydroecium to match on the condenser and the center line being discharged between hydroecium, in the condensing
Perpendicular intersection in the same side plane of device or in projection plane.
Preferably, the condenser is the high back pressure condenser of steam power plant.
Specifically, the condenser is double-flow structure, the front side of the condenser has water inlet hydroecium and water outlet hydroecium,
The rear side of the condenser has a fluid back bending region being in between water hydroecium and water outlet hydroecium flow.Alternatively, institute
Condenser is stated as multipaths structure, the front side of the condenser there is water inlet hydroecium, water outlet hydroecium and be in into water hydroecium and
At least one fluid back bending region between hydroecium flow is discharged, the rear side of the condenser, which has, to be in into water hydroecium and water outlet
Each fluid back bending region of multiple fluid back bending regions between hydroecium flow, the condenser rear side and front side is with hydroecium of intaking
The flow set between water outlet hydroecium flow sequentially corresponds to.
A kind of water-cooled condenser hydroecium arrangement has water inlet water including condenser shell, on the condenser shell
Room and water outlet hydroecium also have at least one stream being in between water hydroecium and water outlet hydroecium flow on the condenser shell
Body back bending region, same fluid back bending region on the condenser shell along fluid back bending direction, with to back bending fluid
The model split of flow-dividing control is set as the mutually independent back bending hydroecium in multiple spaces, and in the process of running, water inlet hydroecium flows into
Fluid enter carry out back bending flowing in same fluid back bending region when, multichannel is formed with respectively corresponding back bending hydroecium
The flowing alone of structure.
Preferably, divided in the same fluid back bending region on the condenser shell setting form it is adjacent
Center line between back bending hydroecium, the water inlet hydroecium to match on the condenser shell and the center line being discharged between hydroecium,
Perpendicular intersection in the same side plane of the condenser shell or in projection plane.
Preferably, the condenser is the high back pressure condenser of steam power plant.
Specifically, the condenser is double-flow structure, the front side of the condenser shell is water inlet hydroecium and water outlet water
Room, the rear side of the condenser shell have a fluid back bending region being in between water hydroecium and water outlet hydroecium flow.
Alternatively, the condenser is multipaths structure, the front side of the condenser shell has water inlet hydroecium, water outlet hydroecium and place
In water inlet hydroecium and at least one fluid back bending region being discharged between hydroecium flow, the rear side of the condenser shell has place
In water inlet hydroecium and the multiple fluid back bending regions being discharged between hydroecium flow, the rear side of the condenser shell and front side it is each
Fluid back bending region is sequentially corresponded to the flow set between hydroecium and water outlet hydroecium flow of intaking.
The method have the benefit that：Above-mentioned arrangement method and arrangement are by the same flow on water-cooled condenser
Body back bending region（Back bending position i.e. between each two flow）Along the back bending direction of fluid, to control back bending divided fluid stream
Model split be set as the mutually independent back bending hydroecium in multiple spaces, so as to establishing and can make in same fluid back bending region
The multichannel type of flow of the respective individual flow of fluid, will not impact the heat transfer effect of condenser, but can make same
Each back bending hydroecium in one fluid back bending region（It is originally a whole back bending hydroecium）Structural volume minimizes and densification,
So as to reliably promote and enhance the anti-pressure ability of each back bending hydroecium, to be effectively matched high pressure flow, particularly heat supply network
The acting pressure of return water, it is seen then that the present invention to the structure and condenser shell structure of back bending hydroecium without doing excessive intensity
It under the premise of proposing shelves upgrading, just can effectively and reliably enhance the anti-pressure ability of back bending hydroecium, the system of condenser will not be significantly increased
This is caused, has the characteristics that simple in structure, easily manufactured, manufacture is at low cost, compression strength is high, stable, economic benefit is shown
It writes；The present invention is not only suitable for double-flow condenser structure, is also suitable for multipaths condenser structure, to high back pressure condenser the most
Effectively.
Description of the drawings
Fig. 1 is the structure diagram of existing left and right directions double-flow structure condenser.
Fig. 2 is the structure diagram of existing upper and lower directions double-flow structure condenser.
Fig. 3 is the structure diagram of the left and right directions double-flow structure condenser of the present invention.
Fig. 4 is the structure diagram of the upper and lower directions double-flow structure condenser of the present invention.
Fig. 5 is the structure diagram of the left and right directions multipaths structure condenser of the present invention.
Fig. 6 is the structure diagram of the upper and lower directions multipaths structure condenser of the present invention.
In above-mentioned each figure, a figures are the front side structure schematic diagram of condenser, b figures are condenser rear structure schematic diagram, figure
In code name meaning be：1-condenser shell；2-water inlet hydroecium；3-water inlet；4-water outlet hydroecium；5-water outlet；6—
Back bending hydroecium；6-1-rear side back bending hydroecium one；6-2-rear side back bending hydroecium two；6-3-front side back bending hydroecium one；6-4-preceding
Side back bending hydroecium two；6-5-rear side back bending hydroecium three；6-6-rear side back bending hydroecium four.
Specific embodiment
The present invention relates to the water-cooled condenser of Steam Turbine, particularly the high back pressure condenser of steam turbine in thermal power plant group, tools
Body is a kind of arrangement method and arrangement of water-cooled condenser hydroecium.Below with multiple embodiments to the technology of the present invention
Content is described in detail, described in embodiments below and condenser be steam power plant high back pressure condenser, but this is simultaneously
Do not indicate that technical scheme of the present invention may not apply in other water-cooled condensers or similar heat exchanger structure.Wherein, embodiment 1
Detailed, specific description is carried out to technical scheme of the present invention content with reference to Figure of description-Fig. 3, embodiment 2 combines specification
Attached drawing-Fig. 4 carries out technical scheme of the present invention content detailed, specific description, and embodiment 3 combines-Fig. 5 pairs of Figure of description
Technical scheme of the present invention content carries out detailed, specific description, and embodiment 4 combines skills of the Figure of description-Fig. 6 to the present invention
Art plan content carries out detailed, specific description.
Embodiment 1
Hydroecium arrangement method of the present invention for the double-flow structure water-cooled condenser of left and right directions, the front side tool of the water-cooled condenser
Have left and right directions arrange water inlet hydroecium and water outlet hydroecium, rear side have be in into water hydroecium and be discharged hydroecium flow between one
A fluid back bending region, the effect in the fluid back bending region are to return the flow that hydroecium of intaking comes through Heat Room with left and right directions
Quote to lead and enter water outlet hydroecium through Heat Room.The present invention is returning along fluid by the fluid back bending region on rear side of water-cooled condenser
The left and right directions of curved direction-i.e., with to back bending fluid（That is flow）It is mutually only that the model split of flow-dividing control is set as two spaces
Vertical back bending hydroecium is preferably able to follow decile division to the division setting of multiple back bending hydroeciums in same fluid back bending region
Principle, each hydroecium uniform force of molding to ensure；It is set it is required that being divided in same fluid back bending region on condenser
Center line between the adjacent back bending hydroecium put, during what is matched on condenser intakes between hydroecium and water outlet hydroecium
Line, the perpendicular intersection in the projection plane in the front-back direction of condenser；When doing work operation, make to enter same fluid back bending area
Fluid in domain forms the respective flowing of much channel communication using corresponding back bending hydroecium as flow channel.
The arrangement method of the present invention is specific in the hydroecium arrangement of water-cooled condenser, and shown in Figure 3, the present invention arranges
Cloth structure includes condenser shell 1.The exhaust passage of throat's connection steam turbine of the condenser shell 1；Before condenser shell 1
Side has the water inlet hydroecium 2 of left and right directions arrangement and water outlet hydroecium 4, and water inlet hydroecium 2 and water outlet hydroecium 4 are mutual indepedent, water of intaking
Water inlet 3 is offered on room 2, is discharged on hydroecium 4 and offers water outlet 5；The rear side of condenser shell 1, which has, to be in into water hydroecium
A fluid back bending region between 2 and water outlet 4 flow of hydroecium, the effect in the fluid back bending region is through changing by water inlet hydroecium 2
Hot cell and come flow with left and right directions turn round guiding through Heat Room enter water outlet hydroecium 4, in fluid back bending region, along stream
The left and right directions of the back bending direction of body-i.e., with to back bending fluid（That is flow）The model split of flow-dividing control is set as two up and down
Rear side back bending hydroecium two 6-2 on the mutually independent back bending hydroecium in space-i.e. one 6-1 of rear side back bending hydroecium of lower part and top is right
The division setting of multiple back bending hydroeciums in same fluid back bending region is preferably able to follow the principle of decile division, to ensure
It is molded each hydroecium uniform force；It is required that the adjacent back bending that setting forms is divided in same fluid back bending region on condenser
Between hydroecium（That is one 6-1 and two 6-2 of rear side back bending hydroecium of rear side back bending hydroecium）Center line, match on condenser shell 1
Water inlet hydroecium 2 and be discharged hydroecium 4 between center line, the perpendicular friendship in the projection plane in the front-back direction of condenser shell 1
Fork；Do work run when, make enter same fluid back bending region in fluid using corresponding back bending hydroecium as flow channel and
Form the respective flowing of much channel communication.
Embodiment 2
Hydroecium arrangement method of the present invention for the double-flow structure water-cooled condenser of upper and lower directions, the front side tool of the water-cooled condenser
Have upper and lower directions arrange water inlet hydroecium and water outlet hydroecium, rear side have be in into water hydroecium and be discharged hydroecium flow between one
A fluid back bending region, the effect in the fluid back bending region are to return the flow that hydroecium of intaking comes through Heat Room with upper and lower directions
Quote to lead and enter water outlet hydroecium through Heat Room.The present invention is returning along fluid by the fluid back bending region on rear side of water-cooled condenser
The upper and lower directions of curved direction-i.e., with to back bending fluid（That is flow）It is mutually only that the model split of flow-dividing control is set as two spaces
Vertical back bending hydroecium is preferably able to follow decile division to the division setting of multiple back bending hydroeciums in same fluid back bending region
Principle, each hydroecium uniform force of molding to ensure；It is set it is required that being divided in same fluid back bending region on condenser
Center line between the adjacent back bending hydroecium put, during what is matched on condenser intakes between hydroecium and water outlet hydroecium
Line, the perpendicular intersection in the projection plane in the front-back direction of condenser；When doing work operation, make to enter same fluid back bending area
Fluid in domain forms the respective flowing of much channel communication using corresponding back bending hydroecium as flow channel.
The arrangement method of the present invention is specific in the hydroecium arrangement of water-cooled condenser, and shown in Figure 4, the present invention arranges
Cloth structure includes condenser shell 1.The exhaust passage of throat's connection steam turbine of the condenser shell 1；Before condenser shell 1
Side has the water inlet hydroecium 2 of upper and lower directions arrangement and water outlet hydroecium 4, and water inlet hydroecium 2 and water outlet hydroecium 4 are mutual indepedent, water of intaking
Water inlet 3 is offered on room 2, is discharged on hydroecium 4 and offers water outlet 5；The rear side of condenser shell 1, which has, to be in into water hydroecium
A fluid back bending region between 2 and water outlet 4 flow of hydroecium, the effect in the fluid back bending region is through changing by water inlet hydroecium 2
Hot cell and come flow with upper and lower directions turn round guiding through Heat Room enter water outlet hydroecium 4, in fluid back bending region, along stream
The upper and lower directions of the back bending direction of body-i.e., with to back bending fluid（That is flow）The model split of flow-dividing control is set as left and right two
Rear side back bending hydroecium two 6-2 of the mutually independent back bending hydroecium in space-i.e. one 6-1 of rear side back bending hydroecium of left part and right part is right
The division setting of multiple back bending hydroeciums in same fluid back bending region is preferably able to follow the principle of decile division, to ensure
It is molded each hydroecium uniform force；It is required that the adjacent back bending that setting forms is divided in same fluid back bending region on condenser
Between hydroecium（That is one 6-1 and two 6-2 of rear side back bending hydroecium of rear side back bending hydroecium）Center line, match on condenser shell 1
Water inlet hydroecium 2 and be discharged hydroecium 4 between center line, the perpendicular friendship in the projection plane in the front-back direction of condenser shell 1
Fork；Do work run when, make enter same fluid back bending region in fluid using corresponding back bending hydroecium as flow channel and
Form the respective flowing of much channel communication.
Embodiment 3
Hydroecium arrangement method of the present invention for the multipaths structure water-cooled condenser of left and right directions, the front side tool of the water-cooled condenser
There are water inlet hydroecium, a fluid back bending region and the water outlet hydroecium of left right direction arrangement, a fluid back bending region of front side
It is in the water inlet hydroecium of left and right arrangement and is discharged between the flow of hydroecium, rear side, which has, to be in into water hydroecium and water outlet hydroecium flow
Between two fluid back bending regions, each fluid back bending region of on rear side of condenser and front side should be with hydroecium and the water outlet hydroecium of intaking
The flow set between flow sequentially corresponds to arrangement；The effect in each fluid back bending region be by by water inlet hydroecium through heat exchange
Room and the flow come turns round guiding with left and right directions and eventually enters into water outlet hydroecium through Heat Room, flow sequence is about, and is intake
First fluid back bending region of the hydroecium-rear side-front lateral fluid back bending region-fluid back bending of rear side second region-water outlet hydroecium.
The present invention is by each fluid back bending region on water-cooled condenser（One and two of rear side including front side）Along stream
The left and right directions of the back bending direction of body-i.e., with to back bending fluid（That is flow）The mode of flow-dividing control, which is respectively divided, is set as two
The mutually independent back bending hydroecium in space is preferably able to abide by the division setting of multiple back bending hydroeciums in same fluid back bending region
Follow the principle of decile division, each hydroecium uniform force of molding to ensure；It is required that the same fluid back bending region on condenser
Center line between the interior adjacent back bending hydroecium for dividing setting and forming, the water inlet hydroecium to match on condenser and water outlet hydroecium
Between center line, perpendicular intersection in the same plane of condenser or in projection plane in the front-back direction, specifically, condenser
The center line between the adjacent back bending hydroecium that setting forms is divided in the same fluid back bending region in front side, is matched on condenser
Water inlet hydroecium and the center line that is discharged between hydroecium, the perpendicular intersection in the same plane on front side of condenser, and after condenser
The center line between the adjacent back bending hydroecium that setting forms is divided in the same fluid back bending region in side, is matched on condenser
The center line intake between hydroecium and water outlet hydroecium, the perpendicular intersection in the projection plane in the front-back direction of condenser；It is doing work
During operation, the fluid entered in same fluid back bending region is made to form multichannel as flow channel using corresponding back bending hydroecium
The respective flowing of mode.
The arrangement method of the present invention is specific in the hydroecium arrangement of water-cooled condenser, and shown in Figure 5, the present invention arranges
Cloth structure includes condenser shell 1.The exhaust passage of throat's connection steam turbine of the condenser shell 1；Before condenser shell 1
Side has 2, fluid back bending regions of water inlet hydroecium of left right direction arrangement and water outlet hydroecium 4, and a fluid of front side returns
Curved region is in the water inlet hydroecium 2 of left and right arrangement and is discharged between the flow of hydroecium 4, water inlet hydroecium 2, water outlet hydroecium 4 and fluid
Back bending region is mutual indepedent in the front side of condenser shell 1, and water inlet 3 is offered on hydroecium 2 of intaking, and is discharged on hydroecium 4 and opens up
There is water outlet 5；1 rear side tool of condenser shell is there are two fluid back bending region, wherein first fluid back bending region of rear side is in
It intakes between hydroecium 2 and the flow in front lateral fluid back bending region, second fluid back bending region of rear side is in front lateral fluid back bending
Region and be discharged hydroecium 4 flow between, i.e., rear side first fluid back bending region and second fluid back bending region Jun Chu
In water inlet hydroecium 2 and between being discharged the flow of hydroecium 4, the setting process sequence based on water inlet hydroecium 2 and water outlet hydroecium 4, condensing
Each fluid back bending region of the rear side of device housing 1 and front side should with intake hydroecium 2 and be discharged hydroecium 4 flow relationship and the row of correspondence
Cloth；The effect in each fluid back bending region on condenser shell 1 be by by water inlet hydroecium 2 through Heat Room and Lai flow with
Left and right directions revolution guiding eventually enters into water outlet hydroecium 4 through Heat Room, and flow sequence is about, first on rear side of water inlet hydroecium 2-
A fluid back bending region-front lateral fluid back bending region-fluid back bending of rear side second region-water outlet hydroecium 4.In fluid back bending area
In domain, along the left and right directions of back bending direction-i.e. of fluid, with to back bending fluid（That is flow）The mode of flow-dividing control, by condensing
Each fluid back bending region division on device housing 1 is set as the mutually independent back bending hydroecium of two spaces up and down, specifically,
First fluid back bending region of 1 rear side of condenser shell divides the rear side back bending for being set as lower part along the back bending direction of fluid
One 6-1 of hydroecium and two 6-2 of rear side back bending hydroecium on top, fluid back bending region the returning along fluid of 1 front side of condenser shell
Curved direction divides one 6-3 of front side back bending hydroecium for being set as lower part and two 6-4 of front side back bending hydroecium on top, condenser shell 1
Second fluid back bending region of rear side along fluid back bending direction divide be set as lower part three 6-5 of rear side back bending hydroecium and
Four 6-6 of rear side back bending hydroecium on top is preferably able to the division setting of multiple back bending hydroeciums in same fluid back bending region
Follow the principle of decile division, each hydroecium uniform force of molding to ensure；It is required that the same fluid on condenser shell 1 returns
It is divided in curved region between the adjacent back bending hydroecium that forms of setting（That is one 6-1 of rear side back bending hydroecium and rear side back bending hydroecium two
Between 6-2, between two 6-4 of one 6-3 of front side back bending hydroecium and front side back bending hydroecium, three 6-5 of rear side back bending hydroecium and rear side back bending
Between four 6-6 of hydroecium）Center line, match on condenser shell 1 water inlet hydroecium 2 and be discharged hydroecium 4 between center line,
Perpendicular intersection in the same plane of condenser shell 1 or projection plane in the front-back direction, specifically, 1 front side of condenser shell
It is divided in same fluid back bending region between the adjacent back bending hydroecium that forms of setting（That is one 6-3 of front side back bending hydroecium and front side
Between two 6-4 of back bending hydroecium）Center line, the water inlet hydroecium to match on condenser and the center line being discharged between hydroecium, solidifying
Perpendicular intersection in same plane on front side of vapour device, and divide what setting formed on rear side of condenser in same fluid back bending region
Between adjacent back bending hydroecium（That is between one 6-1 and two 6-2 of rear side back bending hydroecium of rear side back bending hydroecium, three 6-5 of rear side back bending hydroecium
Between four 6-6 of rear side back bending hydroecium）Center line, match on condenser water inlet hydroecium and water outlet hydroecium between in
Line, the perpendicular intersection in the projection plane in the front-back direction of condenser；When doing work operation, make to enter same fluid back bending area
Fluid in domain forms the respective flowing of much channel communication using corresponding back bending hydroecium as flow channel.
Embodiment 4
Hydroecium arrangement method of the present invention for the multipaths structure water-cooled condenser of upper and lower directions, the front side tool of the water-cooled condenser
There are water inlet hydroecium, a fluid back bending region and the water outlet hydroecium that upper, middle and lower direction is arranged, a fluid back bending region of front side
It is in the water inlet hydroecium arranged up and down and is discharged between the flow of hydroecium, rear side, which has, to be in into water hydroecium and water outlet hydroecium flow
Between two fluid back bending regions, each fluid back bending region of on rear side of condenser and front side should be with hydroecium and the water outlet hydroecium of intaking
The flow set between flow sequentially corresponds to arrangement；The effect in each fluid back bending region be by by water inlet hydroecium through heat exchange
Room and the flow come turns round guiding with upper and lower directions and eventually enters into water outlet hydroecium through Heat Room, flow sequence is about, and is intake
First fluid back bending region of the hydroecium-rear side-front lateral fluid back bending region-fluid back bending of rear side second region-water outlet hydroecium.
The present invention is by each fluid back bending region on water-cooled condenser（One and two of rear side including front side）Along stream
The upper and lower directions of the back bending direction of body-i.e., with to back bending fluid（That is flow）The mode of flow-dividing control, which is respectively divided, is set as two
The mutually independent back bending hydroecium in space is preferably able to abide by the division setting of multiple back bending hydroeciums in same fluid back bending region
Follow the principle of decile division, each hydroecium uniform force of molding to ensure；It is required that the same fluid back bending region on condenser
Center line between the interior adjacent back bending hydroecium for dividing setting and forming, the water inlet hydroecium to match on condenser and water outlet hydroecium
Between center line, perpendicular intersection in the same plane of condenser or in projection plane in the front-back direction, specifically, condenser
The center line between the adjacent back bending hydroecium that setting forms is divided in the same fluid back bending region in front side, is matched on condenser
Water inlet hydroecium and the center line that is discharged between hydroecium, the perpendicular intersection in the same plane on front side of condenser, and after condenser
The center line between the adjacent back bending hydroecium that setting forms is divided in the same fluid back bending region in side, is matched on condenser
The center line intake between hydroecium and water outlet hydroecium, the perpendicular intersection in the projection plane in the front-back direction of condenser；It is doing work
During operation, the fluid entered in same fluid back bending region is made to form multichannel as flow channel using corresponding back bending hydroecium
The respective flowing of mode.
The arrangement method of the present invention is specific in the hydroecium arrangement of water-cooled condenser, and shown in Figure 6, the present invention arranges
Cloth structure includes condenser shell 1.The exhaust passage of throat's connection steam turbine of the condenser shell 1；Before condenser shell 1
Side has 2, fluid back bending regions of water inlet hydroecium of upper, middle and lower direction arrangement and water outlet hydroecium 4, and a fluid of front side returns
Curved region is in the water inlet hydroecium 2 arranged up and down and is discharged between the flow of hydroecium 4, water inlet hydroecium 2, water outlet hydroecium 4 and fluid
Back bending region is mutual indepedent in the front side of condenser shell 1, and water inlet 3 is offered on hydroecium 2 of intaking, and is discharged on hydroecium 4 and opens up
There is water outlet 5；1 rear side tool of condenser shell is there are two fluid back bending region, wherein first fluid back bending region of rear side is in
It intakes between hydroecium 2 and the flow in front lateral fluid back bending region, second fluid back bending region of rear side is in front lateral fluid back bending
Region and be discharged hydroecium 4 flow between, i.e., rear side first fluid back bending region and second fluid back bending region Jun Chu
In water inlet hydroecium 2 and between being discharged the flow of hydroecium 4, the setting process sequence based on water inlet hydroecium 2 and water outlet hydroecium 4, condensing
Each fluid back bending region of the rear side of device housing 1 and front side should with intake hydroecium 2 and be discharged hydroecium 4 flow relationship and the row of correspondence
Cloth；The effect in each fluid back bending region on condenser shell 1 be by by water inlet hydroecium 2 through Heat Room and Lai flow with
Upper and lower directions revolution guiding eventually enters into water outlet hydroecium 4 through Heat Room, and flow sequence is about, first on rear side of water inlet hydroecium 2-
A fluid back bending region-front lateral fluid back bending region-fluid back bending of rear side second region-water outlet hydroecium 4.In fluid back bending area
In domain, along the upper and lower directions of back bending direction-i.e. of fluid, with to back bending fluid（That is flow）The mode of flow-dividing control, by condensing
Each fluid back bending region division on device housing 1 is set as the mutually independent back bending hydroecium of left and right two spaces, specifically,
First fluid back bending region of 1 rear side of condenser shell divides the rear side back bending for being set as right part along the back bending direction of fluid
Two 6-2 of rear side back bending hydroecium of one 6-1 of hydroecium and left part, fluid back bending region the returning along fluid of 1 front side of condenser shell
Curved direction divides two 6-4 of front side back bending hydroecium of one 6-3 of front side back bending hydroecium and right part for being set as left part, condenser shell 1
Second fluid back bending region of rear side along fluid back bending direction divide be set as right part three 6-5 of rear side back bending hydroecium and
Four 6-6 of rear side back bending hydroecium of left part is preferably able to the division setting of multiple back bending hydroeciums in same fluid back bending region
Follow the principle of decile division, each hydroecium uniform force of molding to ensure；It is required that the same fluid on condenser shell 1 returns
It is divided in curved region between the adjacent back bending hydroecium that forms of setting（That is one 6-1 of rear side back bending hydroecium and rear side back bending hydroecium two
Between 6-2, between two 6-4 of one 6-3 of front side back bending hydroecium and front side back bending hydroecium, three 6-5 of rear side back bending hydroecium and rear side back bending
Between four 6-6 of hydroecium）Center line, match on condenser shell 1 water inlet hydroecium 2 and be discharged hydroecium 4 between center line,
Perpendicular intersection in the same plane of condenser shell 1 or projection plane in the front-back direction, specifically, 1 front side of condenser shell
It is divided in same fluid back bending region between the adjacent back bending hydroecium that forms of setting（That is one 6-3 of front side back bending hydroecium and front side
Between two 6-4 of back bending hydroecium）Center line, the water inlet hydroecium to match on condenser and the center line being discharged between hydroecium, solidifying
Perpendicular intersection in same plane on front side of vapour device, and divide what setting formed on rear side of condenser in same fluid back bending region
Between adjacent back bending hydroecium（That is between one 6-1 and two 6-2 of rear side back bending hydroecium of rear side back bending hydroecium, three 6-5 of rear side back bending hydroecium
Between four 6-6 of rear side back bending hydroecium）Center line, match on condenser water inlet hydroecium and water outlet hydroecium between in
Line, the perpendicular intersection in the projection plane in the front-back direction of condenser；When doing work operation, make to enter same fluid back bending area
Fluid in domain forms the respective flowing of much channel communication using corresponding back bending hydroecium as flow channel.
The above various embodiments is only to illustrate the present invention, rather than its limitations；Although with reference to the various embodiments described above to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：The present invention still can be to the various embodiments described above
In specific technical solution modify either to which part technical characteristic carry out equivalent replacement and these modification or replace
It changes, the spirit and scope of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of water-cooled condenser hydroecium arrangement method, it is characterised in that：The arrangement method is by the same flow on condenser
It is mutual to be set as multiple spaces along the back bending direction of fluid with the model split controlled back bending divided fluid stream for body back bending region
Independent back bending hydroecium makes the fluid entered in same fluid back bending region respectively be flowed with much channel communication.
2. water-cooled condenser hydroecium arrangement method according to claim 1, it is characterised in that：Same flow on the condenser
The center line between the adjacent back bending hydroecium that setting forms, the water inlet to match on the condenser are divided in body back bending region
Center line between hydroecium and water outlet hydroecium, perpendicular intersection in the same side plane of the condenser or in projection plane.
3. water-cooled condenser hydroecium arrangement method according to claim 1 or claim 2, it is characterised in that：The condenser is double fluid
Journey structure, the front side of the condenser have water inlet hydroecium and water outlet hydroecium, and the rear side of the condenser, which has, to be in into Shui Shui
A fluid back bending region between room and water outlet hydroecium flow.
4. water-cooled condenser hydroecium arrangement method according to claim 1 or claim 2, it is characterised in that：The condenser is multithread
Journey structure, the front side of the condenser have water inlet hydroecium, water outlet hydroecium and be in into water hydroecium and water outlet hydroecium flow it
Between at least one fluid back bending region, the rear side of the condenser, which has, to be in between water hydroecium and water outlet hydroecium flow
Each fluid back bending region of multiple fluid back bending regions, the condenser rear side and front side is with hydroecium and the water outlet hydroecium flow of intaking
Between set flow sequence and correspond to.
5. water-cooled condenser hydroecium arrangement method according to claim 1, it is characterised in that：The condenser is steam power plant
High back pressure condenser.
6. a kind of water-cooled condenser hydroecium arrangement, including condenser shell（1）, the condenser shell（1）It is upper have into
Water hydroecium（2）With water outlet hydroecium（4）, the condenser shell（1）On also have be in into water hydroecium（2）With water outlet hydroecium（4）
At least one fluid back bending region between flow, it is characterised in that：The condenser shell（1）On same fluid back bending area
Domain is set as multiple spaces mutually independent time along the back bending direction of fluid with the model split controlled back bending divided fluid stream
Curved hydroecium, in the process of running, hydroecium of intaking（2）The fluid of inflow is entering progress back bending flowing in same fluid back bending region
When, the flowing alone of multi-channel structure is formed with respectively corresponding back bending hydroecium.
7. water-cooled condenser hydroecium arrangement according to claim 6, it is characterised in that：The condenser shell（1）On
Same fluid back bending region in divide center line between the adjacent back bending hydroecium that forms of setting, with the condenser shell
（1）On the water inlet hydroecium that matches（2）With water outlet hydroecium（4）Between center line, in the condenser shell（1）The same side put down
Perpendicular intersection in face or in projection plane.
8. water-cooled condenser hydroecium arrangement described according to claim 6 or 7, it is characterised in that：The condenser is double fluid
Journey structure, the condenser shell（1）Front side for water inlet hydroecium（2）With water outlet hydroecium（4）, the condenser shell（1）'s
Rear side, which has, to be in into water hydroecium（2）With water outlet hydroecium（4）A fluid back bending region between flow.
9. water-cooled condenser hydroecium arrangement described according to claim 6 or 7, it is characterised in that：The condenser is multithread
Journey structure, the condenser shell（1）Front side have water inlet hydroecium（2）, water outlet hydroecium（4）And it is in into water hydroecium（2）
With water outlet hydroecium（4）At least one fluid back bending region between flow, the condenser shell（1）Rear side have be in into
Water hydroecium（2）With water outlet hydroecium（4）Multiple fluid back bending regions between flow, the condenser shell（1）Rear side and before
Each fluid back bending region of side is with hydroecium of intaking（2）With water outlet hydroecium（4）The flow set between flow sequentially corresponds to.
10. water-cooled condenser hydroecium arrangement according to claim 6, it is characterised in that：The condenser is steam power plant
High back pressure condenser.
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| CN2481970Y (en) * | 2001-06-15 | 2002-03-13 | 东方汽轮机厂 | Circulation cooling water horizontal turning device of condenser for power station |
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