CN216841837U - Liquefied steam turbine shaft seal exhaust steam processing device - Google Patents
Liquefied steam turbine shaft seal exhaust steam processing device Download PDFInfo
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- CN216841837U CN216841837U CN202220250625.3U CN202220250625U CN216841837U CN 216841837 U CN216841837 U CN 216841837U CN 202220250625 U CN202220250625 U CN 202220250625U CN 216841837 U CN216841837 U CN 216841837U
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- absorption tower
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- pipe
- exhaust steam
- shaft seal
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Abstract
The utility model relates to a liquefaction steam turbine bearing seal exhaust steam processing apparatus, including vapor seal cooler and absorption tower, the vapor seal cooler is provided with the tail gas pipe, and the tracheal one end of tail communicates with the vapor seal cooler, and the tracheal other end of tail and the middle part side fixed connection of absorption tower, the bottom of absorption tower are provided with arranges the pipe of congealing, arranges the one end of congealing the pipe and the bottom intercommunication of absorption tower, and the top of absorption tower is provided with the inlet line, and the one end of inlet line communicates with the top of absorption tower. The utility model discloses be provided with the waste heat that the exhaust steam can be retrieved to the vapor lock cooler, the absorption tower can the secondary treatment exhaust steam to utilize the absorption liquid to handle the exhaust steam, force contact convection heat transfer simultaneously, the secondary waste heat that can effectual elimination exhaust steam promotes the security around the factory building.
Description
Technical Field
The utility model relates to a steam turbine technical field especially relates to a liquefaction steam turbine bearing seal exhaust treatment device.
Background
The shaft seal of the steam turbine is also called as a steam seal, and the purpose of arranging the shaft seal on the steam turbine is two, namely preventing steam from leaking and preventing air from entering, so that dead steam with certain waste heat can be generated in the operation process of the steam turbine.
At present, the mode of processing is carried out to the shaft seal exhaust steam of steam turbine carries out waste heat recovery, however waste heat recovery can not be complete the heat of recovery exhaust steam, and exhaust steam still can carry certain heat, and these carry the exhaust steam and directly discharge to the atmosphere usually, have certain wasting of resources's problem, and the liquid drop that the exhaust steam condenses in the emission process simultaneously drops around the steam turbine factory building, has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem and provide a liquefaction steam turbine bearing seal exhaust steam processing apparatus that can secondary treatment exhaust steam to solve above-mentioned at least one technical problem.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
the utility model provides a liquefaction steam turbine bearing seal exhaust steam processing apparatus, includes vapor seal cooler and absorption tower, the vapor seal cooler is provided with the tail gas pipe, the one end of tail gas pipe with vapor seal cooler intercommunication, the other end of tail gas pipe with the middle part side fixed connection of absorption tower, the bottom of absorption tower is provided with arranges the pipe that congeals, arrange congeals the one end of pipe and the bottom of absorption tower communicates, the top of absorption tower is provided with the inlet tube, the one end of inlet tube with the top of absorption tower communicates.
The utility model has the advantages that: the utility model discloses be provided with the waste heat that the exhaust steam can be retrieved to the gland sealing cooler, the absorption tower can the exhaust steam of secondary treatment to utilize the absorption liquid to handle the exhaust steam, force the contact convection heat transfer simultaneously, the secondary waste heat that can effectual elimination exhaust steam promotes the security around the factory building.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the top is provided with the distributing plate in the absorption tower, the circumference edge of distributing plate and the inside wall fixed connection of absorption tower, be provided with the distribution hole on the distributing plate.
The beneficial effect of adopting the further scheme is that: the distribution plate can increase the contact between the dead steam and the absorption liquid, and the forced contact convection heat exchange effect is good.
Further, the tail gas pipe is provided with a vent pipe, one end of the vent pipe is communicated with the tail gas pipe, and the vent pipe is provided with a pressure release valve.
The beneficial effect of adopting the further scheme is that: the blow-down pipe can be used for carrying out the blow-down treatment on the tail gas pipe.
Furthermore, at least one inverted U-shaped bend is arranged on the condensation discharge pipe.
The beneficial effect of adopting the further scheme is that: the inverted U-shaped bend can achieve the purpose of water sealing.
Furthermore, the bottom of the absorption tower is also provided with a circulating pump, the input end of the circulating pump is connected with the bottom of the absorption tower through a pipeline, and the output end of the circulating pump is connected with the liquid inlet pipe through a pipeline.
The beneficial effect of adopting the further scheme is that: the circulating pump can be carried the absorption liquid back to the absorption tower, guarantees the abundant compulsory contact convection heat transfer of absorption liquid and exhaust steam.
Further, a thermometer is arranged at the bottom of the absorption tower.
The beneficial effect of adopting the further scheme is that: the thermometer can measure the temperature at the bottom of the absorption tower, and the absorption of the dead steam is prevented from being influenced by the fact that the absorption liquid is only too high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a gland seal cooler; 2. a tail gas pipe; 3. an absorption tower; 4. a circulation pump; 5. a distribution plate; 6. a drainage pipe; 7. a liquid inlet pipe; 8. an emptying pipe; 9. a pressure relief valve; 10. a thermometer.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Examples
As shown in fig. 1, the embodiment provides a liquefied steam turbine shaft seal exhaust steam treatment device, including gland cooler 1 and absorption tower 3, gland cooler 1 is provided with exhaust pipe 2, the one end and the gland cooler 1 intercommunication of exhaust pipe 2, the other end and the middle part side fixed connection of absorption tower 3 of exhaust pipe 2, the bottom of absorption tower 3 is provided with row and congeals pipe 6, the one end of arranging and congealing pipe 6 and the bottom intercommunication of absorption tower 3, the top of absorption tower 3 is provided with inlet tube 7, the one end of inlet tube 7 and the top intercommunication of absorption tower 3.
It should be noted that the top of the absorption tower 3 is provided with an absorption liquid inlet and a non-condensable gas discharge port, wherein the non-condensable gas discharge port is connected with a non-condensable gas discharge pipe, and the liquid inlet pipe 7 is connected with the absorption liquid inlet; the absorption liquid conveyed by the liquid inlet pipe 7 is sealing water drainage from an atmospheric safety valve, the sealing water drainage can be in forced contact with exhaust steam for convective heat exchange, and after heat exchange, the temperature of the sealing water drainage is increased, so that the sealing water drainage can be used as the sealing water of the atmospheric safety valve of the condenser.
Preferably, the top is provided with distributing plate 5 in the absorption tower 3, and the circumference edge of distributing plate 5 and the inside wall fixed connection of absorption tower 3 are provided with the distribution hole on distributing plate 5, and distributing plate 5 is installed in the absorption liquid entry and the below of noncondensable gas discharge port.
Preferably, the exhaust pipe 2 is provided with an emptying pipe 8, one end of the emptying pipe 8 is communicated with the exhaust pipe 2, and the emptying pipe 8 is provided with a pressure release valve 9.
Preferably, the drainage pipe 6 is provided with at least one inverted U-shaped bend.
Preferably, the bottom of the absorption tower 3 is further provided with a circulating pump 4, the input end of the circulating pump 4 is connected with the bottom of the absorption tower 3 through a pipeline, and the output end of the circulating pump 4 is connected with a liquid inlet pipe 7 through a pipeline; the input end and the output end of the circulating pump 4 are both provided with valves.
Preferably, the bottom of the absorption tower 3 is provided with a thermometer 10, the thermometer 10 is fixed on the side wall of the bottom of the absorption tower 3, and the detection end of the thermometer 10 is transversely inserted into the absorption tower 3.
In the description of the present invention, it is to be understood that the terms "center", "length", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the system or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The liquefied steam turbine shaft seal exhaust steam treatment device is characterized by comprising a steam seal cooler (1) and an absorption tower (3), wherein the steam seal cooler (1) is provided with a tail gas pipe (2), one end of the tail gas pipe (2) is communicated with the steam seal cooler (1), the other end of the tail gas pipe (2) is fixedly connected with the side face of the middle of the absorption tower (3), a condensation discharge pipe (6) is arranged at the bottom of the absorption tower (3), one end of the condensation discharge pipe (6) is communicated with the bottom of the absorption tower (3), a liquid inlet pipe (7) is arranged at the top of the absorption tower (3), and one end of the liquid inlet pipe (7) is communicated with the top of the absorption tower (3).
2. The liquefied steam turbine shaft seal steam exhaust treatment device according to claim 1, wherein a distribution plate (5) is arranged at the top inside the absorption tower (3), the circumferential edge of the distribution plate (5) is fixedly connected with the inner side wall of the absorption tower (3), and distribution holes are arranged on the distribution plate (5).
3. The liquefaction steam turbine shaft seal exhaust steam treatment device according to claim 1, wherein an emptying pipe (8) is arranged on the tail gas pipe (2), one end of the emptying pipe (8) is communicated with the tail gas pipe (2), and a pressure release valve (9) is arranged on the emptying pipe (8).
4. The steam exhaust treatment device for the shaft seal of the steam turbine as claimed in claim 1, wherein the exhaust condensation pipe (6) is provided with at least one inverted U-shaped bend.
5. The liquefaction steam turbine shaft seal steam exhaust treatment device according to claim 1, wherein a circulating pump (4) is further arranged at the bottom of the absorption tower (3), an input end of the circulating pump (4) is connected with the bottom of the absorption tower (3) through a pipeline, and an output end of the circulating pump (4) is connected with the liquid inlet pipe (7) through a pipeline.
6. The liquefaction turbine shaft seal steam exhaust treatment device according to claim 1, characterized in that a thermometer (10) is arranged at the bottom of the absorption tower (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220250625.3U CN216841837U (en) | 2022-02-07 | 2022-02-07 | Liquefied steam turbine shaft seal exhaust steam processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220250625.3U CN216841837U (en) | 2022-02-07 | 2022-02-07 | Liquefied steam turbine shaft seal exhaust steam processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216841837U true CN216841837U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220250625.3U Active CN216841837U (en) | 2022-02-07 | 2022-02-07 | Liquefied steam turbine shaft seal exhaust steam processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216841837U (en) |
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2022
- 2022-02-07 CN CN202220250625.3U patent/CN216841837U/en active Active
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