CN205582503U - Pressurized water reactor nuclear power plant release case blast pipe structure - Google Patents
Pressurized water reactor nuclear power plant release case blast pipe structure Download PDFInfo
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- CN205582503U CN205582503U CN201620403095.6U CN201620403095U CN205582503U CN 205582503 U CN205582503 U CN 205582503U CN 201620403095 U CN201620403095 U CN 201620403095U CN 205582503 U CN205582503 U CN 205582503U
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- release case
- exhaustor
- pipe structure
- blast pipe
- power plant
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses a pressurized water reactor nuclear power plant release case blast pipe structure, the structure includes: the release case, release case top is equipped with a N rupture disc device, rupture disc device has a blast pipe through flange joint, wherein, the blast pipe is equipped with 2 gas vents at the horizontal direction, 2 the horizontal central line coincidence of individual gas vent has realized that release case blast pipe structural design is reasonable, and the exhaust mode is reasonable, and exhaust recoil strength cancel each other out avoids the equipment upset, and has reduced the whole height of release case for the release case occupies the technological effect that the space was arranged to less nuclear island.
Description
Technical field
This utility model relates to nuclear power generating equipment research field, particularly relates to a kind of PWR nuclear power plant release case exhaust pipe structure.
Background technology
In PWR nuclear power plant, the major function of release case is to collect and condense the high temperature and high pressure steam that enters from pressurizer safety valve or relief valve of cooling, additionally, release case also collect from the systems such as RHR, RCV discharged hydrophobic.Being provided with blasting piece device on release case, connecting outside blasting piece device has exhaustor.When in release case, pressure exceedes limit value, blasting piece device action, release case inner high voltage gas enters containment atmospheric environment by exhaustor, thus in preventing release case, the pressure of medium exceedes the limit allowed and causes release case to damage.
At present, the release case exhaustor in PWR nuclear power plant is nearly 2 meters of long straight tubes, and it considerably increases the total height of release case.Meanwhile, in order to prevent the high temperature and high pressure gas closely effect to upper strata floor, need to make between exhaust outlet and floor, there is bigger distance.So, release case just occupies a large amount of valuable nuclear island arrangement space.
In sum, present inventor in realizing the embodiment of the present application during utility model technical scheme, finds that above-mentioned technology at least exists following technical problem:
In the prior art, owing to the release case exhaustor in PWR nuclear power plant is longer straight tube, which increase the total height of release case, simultaneously, in order to prevent the high temperature and high pressure gas closely effect to upper strata floor, needing to make there is bigger distance between exhaust outlet and floor, so, release case just occupies a large amount of valuable nuclear island arrangement space.So, it is unreasonable to there is structure design in release case exhaustor of the prior art, and exhaust mode is unreasonable, causes release case to occupy the technical problem of a large amount of nuclear island arrangement space.
Utility model content
This utility model provides a kind of PWR nuclear power plant release case exhaust pipe structure, solve release case exhaustor of the prior art exist structure design unreasonable, exhaust mode is unreasonable, release case is caused to occupy the technical problem of a large amount of nuclear island arrangement space, it is achieved that release case exhaust pipe structure is reasonable in design, and exhaust mode is reasonable, aerofluxus recoil strength is cancelled out each other, avoid equipment to overturn, and decrease the whole height of release case so that release case takies the technique effect of less nuclear island arrangement space.
For solving above-mentioned technical problem, the embodiment of the present application provides a kind of PWR nuclear power plant release case exhaust pipe structure, and described structure includes:
Release case, described release case is arranged over N number of blasting piece device, and described blasting piece device has an exhaustor by Flange joint, wherein, described exhaustor is provided with 2 air vents in the horizontal direction, and the horizontal central line of described 2 air vents overlaps, and described N is the positive integer more than or equal to 1.
Wherein, described exhaustor uses steel to make.
Wherein, a length of 0.3m of described exhaustor vertical direction, width is 2m, a diameter of 1m of described exhaustor.
Wherein, described blasting piece device is connected with described exhaustor by upper flange and lower flange cooperation.
Wherein, described exhaustor is specially three way type exhaustor.
The one or more technical schemes provided in the embodiment of the present application, at least have the following technical effect that or advantage:
nullIt is designed as including by PWR nuclear power plant release case exhaust pipe structure owing to have employed: release case，Described release case is arranged over N number of blasting piece device，Described blasting piece device has an exhaustor by Flange joint，Wherein，Described exhaustor is provided with 2 air vents in the horizontal direction，The technical scheme that the horizontal central line of described 2 air vents overlaps，I.e.，The discharge directions of exhaustor is designed as level，And devise 2 air vents，The horizontal central line of 2 air vents overlaps，Discharge directions is contrary，Two air vents making threeway spray gas simultaneously，The opplied moment of equipment is cancelled each other by recoil strength，Avoid equipment upset，And exhaustor horizontal positioned，Air vent and discharge directions are horizontal direction，Decrease the height of exhaustor，And then decrease the whole height of release case，So，Efficiently solve release case exhaustor of the prior art exist structure design unreasonable，Exhaust mode is unreasonable，Release case is caused to occupy the technical problem of a large amount of nuclear island arrangement space，And then it is reasonable in design to achieve release case exhaust pipe structure，Exhaust mode is reasonable，Aerofluxus recoil strength is cancelled out each other，Equipment is avoided to overturn，And decrease the whole height of release case，Release case is made to take the technique effect of less nuclear island arrangement space.
Accompanying drawing explanation
Fig. 1 is the front view of PWR nuclear power plant release case exhaust pipe structure in the embodiment of the present application one；
Fig. 2 is the side view of PWR nuclear power plant release case exhaust pipe structure in the embodiment of the present application one；
Wherein, 1-release case, 2-exhaustor, 3-blasting piece device, 4-upper flange, 5-lower flange.
Detailed description of the invention
This utility model provides a kind of PWR nuclear power plant release case exhaust pipe structure, solve release case exhaustor of the prior art exist structure design unreasonable, exhaust mode is unreasonable, release case is caused to occupy the technical problem of a large amount of nuclear island arrangement space, it is achieved that release case exhaust pipe structure is reasonable in design, and exhaust mode is reasonable, aerofluxus recoil strength is cancelled out each other, avoid equipment to overturn, and decrease the whole height of release case so that release case takies the technique effect of less nuclear island arrangement space.
Technical scheme during the application implements is the above-mentioned technical problem of solution.General thought is as follows:
nullHave employed and be designed as including by PWR nuclear power plant release case exhaust pipe structure: release case，Described release case is arranged over N number of blasting piece device，Described blasting piece device has an exhaustor by Flange joint，Wherein，Described exhaustor is provided with 2 air vents in the horizontal direction，The technical scheme that the horizontal central line of described 2 air vents overlaps，I.e.，The discharge directions of exhaustor is designed as level，And devise 2 air vents，The horizontal central line of 2 air vents overlaps，Discharge directions is contrary，Two air vents making threeway spray gas simultaneously，The opplied moment of equipment is cancelled each other by recoil strength，Avoid equipment upset，And exhaustor horizontal positioned，Air vent and discharge directions are horizontal direction，Decrease the height of exhaustor，And then decrease the whole height of release case，So，Efficiently solve release case exhaustor of the prior art exist structure design unreasonable，Exhaust mode is unreasonable，Release case is caused just to occupy the technical problem of a large amount of nuclear island arrangement space，And then it is reasonable in design to achieve release case exhaust pipe structure，Exhaust mode is reasonable，Aerofluxus recoil strength is cancelled out each other，Equipment is avoided to overturn，And decrease the whole height of release case，Release case is made to take the technique effect of less nuclear island arrangement space.
In order to be better understood from technique scheme, below in conjunction with Figure of description and specific embodiment, technique scheme is described in detail.
Embodiment one:
In embodiment one, it is provided that a kind of PWR nuclear power plant release case exhaust pipe structure, refer to Fig. 1-Fig. 2, described structure includes:
Release case 1, described release case 1 is arranged over N number of blasting piece device 3, and described blasting piece device 3 has an exhaustor 2 by Flange joint, wherein, described exhaustor 2 is provided with 2 air vents in the horizontal direction, and the horizontal central line of described 2 air vents overlaps, and described N is the positive integer more than or equal to 1.
Wherein, in the embodiment of the present application, described exhaustor 2 uses steel to make.
Wherein, in the embodiment of the present application, a length of 0.3m of described exhaustor 2 vertical direction, width is 2m, a diameter of 1m of described exhaustor 2.
Wherein, in the embodiment of the present application, described blasting piece device 3 is connected with described exhaustor 2 by upper flange 4 and lower flange 5 cooperation.
Wherein, in the embodiment of the present application, described exhaustor 2 is specially three way type exhaustor.
Wherein, pressurizer relief tank Design of Exhaust Manifold in PWR nuclear power plant (station) is threeway form by the scheme in the present embodiment, greatly reduce the total height of release case, and take full advantage of the space in room level direction, place, avoid the high temperature and high pressure gas direct effect directly to upper strata floor, and the air vent of threeway is horizontal direction and keeps vertical with release case length direction, when releasing, two air vents of threeway spray gas simultaneously, the opplied moment of equipment can cancel each other by recoil strength, it is to avoid the upset that equipment is possible.
Technical scheme in above-mentioned the embodiment of the present application, at least has the following technical effect that or advantage:
nullIt is designed as including by PWR nuclear power plant release case exhaust pipe structure owing to have employed: release case，Described release case is arranged over N number of blasting piece device，Described blasting piece device has an exhaustor by Flange joint，Wherein，Described exhaustor is provided with 2 air vents in the horizontal direction，The technical scheme that the horizontal central line of described 2 air vents overlaps，I.e.，The discharge directions of exhaustor is designed as level，And devise 2 air vents，The horizontal central line of 2 air vents overlaps，Discharge directions is contrary，Two air vents making threeway spray gas simultaneously，The opplied moment of equipment is cancelled each other by recoil strength，Avoid equipment upset，And exhaustor horizontal positioned，Air vent and discharge directions are horizontal direction，Decrease the height of exhaustor，And then decrease the whole height of release case，Efficiently solve release case exhaustor of the prior art exist structure design unreasonable，Exhaust mode is unreasonable，Release case is caused to occupy the technical problem of a large amount of nuclear island arrangement space，And then it is reasonable in design to achieve release case exhaust pipe structure，Exhaust mode is reasonable，Aerofluxus recoil strength is cancelled out each other，Equipment is avoided to overturn，And decrease the whole height of release case，Release case is made to take the technique effect of less nuclear island arrangement space.
Although having been described for preferred embodiment of the present utility model, but those skilled in the art once know basic creative concept, then these embodiments can be made other change and amendment.So, claims are intended to be construed to include preferred embodiment and fall into all changes and the amendment of this utility model scope.
Obviously, those skilled in the art can carry out various change and modification without deviating from spirit and scope of the present utility model to this utility model.So, if these amendments of the present utility model and modification belong within the scope of this utility model claim and equivalent technologies thereof, then this utility model is also intended to comprise these change and modification.
Claims (5)
1. a PWR nuclear power plant release case exhaust pipe structure, it is characterised in that described structure includes:
Release case, described release case is arranged over N number of blasting piece device, and described blasting piece device has an exhaustor by Flange joint, wherein, described exhaustor is provided with 2 air vents in the horizontal direction, and the horizontal central line of described 2 air vents overlaps, and described N is the positive integer more than or equal to 1.
Exhaust pipe structure the most according to claim 1, it is characterised in that described exhaustor uses steel to make.
Exhaust pipe structure the most according to claim 1, it is characterised in that a length of 0.3m of described exhaustor vertical direction, width is 2m, a diameter of 1m of described exhaustor.
Exhaust pipe structure the most according to claim 1, it is characterised in that described blasting piece device is coordinated by upper flange and lower flange and is connected with described exhaustor.
Exhaust pipe structure the most according to claim 1, it is characterised in that described exhaustor is specially three way type exhaustor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620403095.6U CN205582503U (en) | 2016-05-06 | 2016-05-06 | Pressurized water reactor nuclear power plant release case blast pipe structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620403095.6U CN205582503U (en) | 2016-05-06 | 2016-05-06 | Pressurized water reactor nuclear power plant release case blast pipe structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205582503U true CN205582503U (en) | 2016-09-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620403095.6U Active CN205582503U (en) | 2016-05-06 | 2016-05-06 | Pressurized water reactor nuclear power plant release case blast pipe structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205582503U (en) |
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2016
- 2016-05-06 CN CN201620403095.6U patent/CN205582503U/en active Active
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