CN216278051U - Drainage recovery system for steam turbine extraction heating crisis - Google Patents
Drainage recovery system for steam turbine extraction heating crisis Download PDFInfo
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- CN216278051U CN216278051U CN202121997105.0U CN202121997105U CN216278051U CN 216278051 U CN216278051 U CN 216278051U CN 202121997105 U CN202121997105 U CN 202121997105U CN 216278051 U CN216278051 U CN 216278051U
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Abstract
The utility model discloses a steam turbine extraction heating crisis drainage recovery system which comprises a first circulation unit, a second circulation unit, a first exhaust main pipe, a second exhaust main pipe, an air inlet pipe, a heater, a conveying pipe and an air supply pipe, wherein the air inlet pipe is arranged at the bottom of the first exhaust main pipe and the bottom of the second exhaust main pipe; according to the utility model, steam and water in the crisis drain pipe are sequentially conveyed to the crisis drain main pipe, the fixed-row pipe, the buffer pipe and the inner cavity of the fixed-row drain flash tank through the heaters which are frequently opened, the impact force of crisis drain can be buffered through the buffer pipe, and simultaneously, a steady flow effect can be achieved, the water and the steam enter the inner cavity of the fixed-row drain flash tank for depressurization, the steam is condensed into liquid, finally, the oxygen is removed through the inner cavities of the first deaerator and the second deaerator, and the liquid is conveyed to the boiler for recycling after the oxygen is removed, so that the discharge of hot water and hot gas of a unit is effectively reduced, and the efficiency is increased.
Description
Technical Field
The utility model relates to the technical field of steam extraction and heating of a steam turbine, in particular to a steam extraction and heating crisis drainage recovery system of the steam turbine.
Background
The method is characterized in that a large-area range of residents around the residents need to be heated in winter, steam extracted by a steam turbine is conveyed to a heater to heat heating steam, the extracted steam after heat exchange forms condensed steam and is discharged along a condensed steam connecting pipe to be heated, after a plurality of heaters are added, the crisis drainage frequency of the heater is integrally improved, crisis drainage is collected along a crisis drainage main pipe discharge water treatment system, a large amount of high-temperature steam is wasted, resource loss is caused, heat supply energy consumption is improved, and the load of water treatment is also improved.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the utility model.
The present invention has been made in view of the above and/or other problems with existing steam turbine extraction heating crisis steam recovery systems.
Therefore, the problem to be solved by the utility model is that after a plurality of heaters are added, the crisis drainage frequency of the heaters is integrally improved, so that crisis drainage is collected along a crisis drainage main pipe discharge water treatment system, a large amount of high-temperature water vapor is wasted, the resource loss is caused, the heat supply energy consumption is improved, and the load of water treatment is also improved.
In order to solve the technical problems, the utility model provides the following technical scheme: a steam turbine extraction heating crisis drainage recovery system, which comprises,
the first circulation unit comprises a first air exhaust main pipe and a second air exhaust main pipe, air inlet pipes arranged at the bottoms of the first air exhaust main pipe and the second air exhaust main pipe, heaters arranged on the surfaces of the air inlet pipes, a conveying pipe and an air supply pipe arranged at the bottom of the air inlet pipes, a conveying pump arranged at the bottom of the air supply pipe, a gas condensation connecting pipe arranged at the bottom of the conveying pump, a first deaerator arranged at the left side of the bottom of the gas condensation connecting pipe, and a second deaerator arranged at the right side of the bottom of the gas condensation connecting pipe;
hydrophobic processing unit of crisis, including the crisis trap, set up in the bottom of the first female pipe of bleeding and the female pipe of second bleeds, set up in the crisis trap of crisis trap bottom set up in the calandria surely of the crisis trap other end sets up in the buffer tube of deciding calandria bottom set up in the drainage flash tank of deciding of the buffer tube other end sets up in the second force (forcing) pump of deciding drainage flash tank left side upper end, and set up in decide the first force (forcing) pump of drainage flash tank left side lower extreme.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the fixed exhaust pipe comprises a sealing sleeve which is arranged on the surfaces of the fixed exhaust pipe and the buffer pipe.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the number of the air inlet pipes and the number of the crisis drain pipes are seven, wherein four crisis drain pipes and four air inlet pipes are distributed at the bottom of the first air extraction main pipe, and the rest three crisis drain pipes and three air inlet pipes are distributed at the bottom of the second air extraction main pipe; the length of the air inlet pipe is longer than that of the crisis drain pipe.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the air supply pipe comprises a first stop valve and is arranged on the surface of the air supply pipe.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the number of the heaters is seven, and the seven heaters are uniformly distributed on the surfaces of the crisis drain pipe and the air inlet pipe.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the number of delivery pumps is four, and four the delivery pumps evenly distribute in the bottom of air supply pipe.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the buffer tube is communicated with the fixed-row drainage flash tank, and the buffer tube is U-shaped.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the other end of the second pressure pump and the other end of the first pressure pump are respectively communicated with the second deaerator and the first deaerator.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the fixed exhaust pipe also comprises an electromagnetic valve and is arranged at the upper end of the surface of the fixed exhaust pipe.
As a preferred scheme of the steam turbine extraction heating crisis drainage recovery system, the method comprises the following steps: the gas condensation connecting pipe comprises a second cut-off valve and is arranged on the surface of the gas condensation connecting pipe.
The utility model has the beneficial effects that: steam and water in the drain pipe of crisis are carried the drain main pipe of crisis together in proper order through a plurality of heaters of frequently opening, decide the calandria, buffer tube and the hydrophobic flash vessel's of row surely inner chamber, can cushion the hydrophobic impact force of crisis through the buffer tube, can also play the stationary flow effect simultaneously, water and steam enter into the hydrophobic flash vessel inner chamber of row surely and step down, vapor condenses into liquid, the inner chamber that finally discharges first oxygen-eliminating device and second oxygen-eliminating device through second force (forcing) pump and first force (forcing) pump carries out the deoxidization, send the boiler behind the deoxidization and carry out recycling, thereby effectively reduce the emission of unit hot water steam, and the efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is an overall structure diagram of a steam turbine extraction heating crisis drainage recovery system.
Fig. 2 is a section structure diagram of a sealing sleeve of a steam turbine extraction heating crisis drainage recovery system.
Fig. 3 is a connection structure diagram of a fixed-row hydrophobic flash tank and a buffer pipe of a steam turbine extraction heating crisis hydrophobic recovery system.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 to 3, as a first embodiment of the present invention, the embodiment provides a steam turbine extraction heating crisis drainage recovery system, which includes a first circulation unit 100 including a first extraction main pipe 101 and a second extraction main pipe 102, an air inlet pipe 103 disposed at the bottom of the first extraction main pipe 101 and the second extraction main pipe 102, a heater 104 disposed on the surface of the air inlet pipe 103, a delivery pipe 105 and an air supply pipe 106 disposed at the bottom of the air inlet pipe 103, the delivery pipe 105 being matched with the air supply pipe 106, a delivery pump 107 disposed at the bottom of the air supply pipe 106, a condensation connection pipe 108 disposed at the bottom of the delivery pump 107, a first deaerator 109 disposed at the left side of the bottom of the condensation connection pipe 108, and a second deaerator 110 disposed at the right side of the bottom of the condensation connection pipe 108;
the crisis drainage processing unit 200 comprises a crisis drainage pipe 201, a crisis drainage main pipe 202 arranged at the bottom of the first air extraction main pipe 101 and the second air extraction main pipe 102, a crisis drainage main pipe 203 arranged at the bottom of the crisis drainage pipe 201, a fixed drainage pipe 203 arranged at the other end of the crisis drainage main pipe 202, a buffer pipe 204 arranged at the bottom of the fixed drainage pipe 203, a fixed drainage flash tank 205 arranged at the other end of the buffer pipe 204, a second pressure pump 206 arranged at the upper end of the left side of the fixed drainage flash tank 205, and a first pressure pump 207 arranged at the lower end of the left side of the fixed drainage flash tank 205.
Specifically, the fixed row pipe 203 includes a sealing sleeve 203a disposed on the surfaces of the fixed row pipe 203 and the buffer pipe 204.
Preferably, the number of the air inlet pipes 103 and the number of the crisis drain pipes 201 are seven, wherein four crisis drain pipes 201 and four air inlet pipes 103 are all distributed at the bottom of the first air extraction main pipe 101, and the remaining three crisis drain pipes 201 and three air inlet pipes 301 are all distributed at the bottom of the second air extraction main pipe 102; the length of the inlet pipe 103 is longer than the crisis drain pipe 201.
Preferably, the gas supply pipe 106 includes a first shut-off valve 106a disposed on a surface of the gas supply pipe 106, and the first shut-off valve 106a is disposed to facilitate the shut-off.
When in use, firstly, the air inlet pipe 103 and the crisis drain pipe 201 are subjected to heat exchange through the opened heaters 104, water and steam in the air inlet pipe 103 at the bottom of the first air extraction main pipe 101 are transmitted to the inner cavities of the conveying pipe 105 and the air supply pipe 106, are transmitted to the inner cavity of the condensation connecting pipe 108 through the corresponding conveying pump 107, are transmitted to the inner cavity of the first deaerator 109 through the condensation connecting pipe 108 for recycling, meanwhile, the water and the steam in the air inlet pipe 103 at the bottom of the second air extraction main pipe 102 are transmitted to the air supply pipe 106, are transmitted to the condensation connecting pipe 108 through the corresponding conveying pump 107, are transmitted to the inner cavity of the second deaerator 110 through the condensation connecting pipe 108 for recycling, meanwhile, the steam and the water in the crisis drain pipe 201 are transmitted to the crisis drain main pipe 202 together, are transmitted to the crisis drain pipe 204 along the fixed drain pipe 203, the steam and the water are transmitted to the fixed drain flash tank 205 through the buffer pipe 204, and the buffer pipe 204 is arranged can buffer the impact force of crisis drain, reduce the damage of arranging hydrophobic flash vessel 205 certainly to the rear end, can also play the stationary flow effect simultaneously, water and steam enter into and arrange hydrophobic flash vessel 205 inner chamber certainly and step down, vapor condenses into liquid, finally discharges first oxygen-eliminating device 109 and second oxygen-eliminating device 110 through the first force (forcing) pump 207 of second force (forcing) pump 206 heat transfer and carries out the deoxidization, send the boiler behind the deoxidization and carry out recycling to effectively reduce the emission of unit hot water steam, increase efficiency.
Example 2
Referring to fig. 1 and 3, a second embodiment of the present invention, this embodiment is based on the previous embodiment:
specifically, the number of the heaters 104 is seven, and the seven heaters 104 are uniformly distributed on the surfaces of the crisis drain pipe 201 and the air inlet pipe 103.
Preferably, the number of the delivery pumps 107 is four, and the four delivery pumps 107 are uniformly distributed at the bottom of the gas supply pipe 106.
Preferably, the buffer tube 204 is in communication with the fixed-row hydrophobic flash tank 205, and the buffer tube 204 is U-shaped.
When using, heat transfer is carried out to intake pipe 103 and crisis drain pipe 201 through the heat transfer of a plurality of heaters 104 that frequently open, through a plurality of delivery pumps 107, can transmit the water and the steam of corresponding delivery pump 107 inner chamber to the inner chamber of congealing the gas union coupling 108, through buffer tube 204, can cushion the hydrophobic impact force of crisis, can also play the stationary flow effect simultaneously.
Example 3
Referring to fig. 1, a third embodiment of the present invention is based on the first two embodiments:
specifically, the other end of the second pressure pump 206 and the other end of the first pressure pump 207 are respectively communicated with the second deaerator 110 and the first deaerator 109, so that the effect of facilitating transmission is achieved.
Preferably, the fixed exhaust pipe 203 further comprises an electromagnetic valve 203b disposed at the upper end of the surface of the fixed exhaust pipe 203, and the electromagnetic valve 203b is disposed to facilitate opening and closing of the fixed exhaust pipe 203.
Preferably, the gas condensation connecting pipe 108 comprises a second cut-off valve 108a and is arranged on the surface of the gas condensation connecting pipe 108, and the effect of convenient cutting-off is achieved by arranging the second cut-off valve 108 a.
When in use, the air inlet pipe 103 and the crisis drain pipe 201 exchange heat through the heaters 104 which are frequently opened, water and steam in the air inlet pipe 103 at the bottom of the first air extraction main pipe 101 are transmitted to the inner cavities of the conveying pipe 105 and the air supply pipe 106, transmitted to the inner cavity of the condensation connecting pipe 108 through the corresponding conveying pump 107, transmitted to the inner cavity of the first deaerator 109 through the condensation connecting pipe 108 for recycling, simultaneously, the water and the steam in the air inlet pipe 103 at the bottom of the second air extraction main pipe 102 are transmitted to the air supply pipe 106, transmitted to the condensation connecting pipe 108 through the corresponding conveying pump 107, transmitted to the inner cavity of the second deaerator 110 through the condensation connecting pipe 108 for recycling, simultaneously, the steam and the water in the crisis drain pipe 201 are transmitted to the crisis drain main pipe 202 together, transmitted to the crisis drain pipe 204 along the fixed drain pipe 203, the steam and the water are transmitted to the fixed drain flash tank buffer pipe 205 through the corresponding conveying pump 107, and the arranged buffer pipe 204 can buffer the impact force of crisis drain, reduce the damage of arranging hydrophobic flash vessel 205 certainly to the rear end, can also play the stationary flow effect simultaneously, water and steam enter into and arrange hydrophobic flash vessel 205 inner chamber certainly and step down, vapor condenses into liquid, finally discharges first oxygen-eliminating device 109 and second oxygen-eliminating device 110 through the first force (forcing) pump 207 of second force (forcing) pump 206 heat transfer and carries out the deoxidization, send the boiler behind the deoxidization and carry out recycling to effectively reduce the emission of unit hot water steam, increase efficiency.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a hydrophobic recovery system of steam turbine extraction heating crisis which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the first circulation unit (100) comprises a first air pumping main pipe (101) and a second air pumping main pipe (102), an air inlet pipe (103) arranged at the bottom of the first air pumping main pipe (101) and the second air pumping main pipe (102), a heater (104) arranged on the surface of the air inlet pipe (103), a conveying pipe (105) and an air supply pipe (106) arranged at the bottom of the air inlet pipe (103), the conveying pipe (105) is matched with the air supply pipe (106), a conveying pump (107) arranged at the bottom of the air supply pipe (106), a gas condensation connecting pipe (108) arranged at the bottom of the conveying pump (107), a first deaerator (109) arranged at the left side of the bottom of the gas condensation connecting pipe (108), and a second deaerator (110) arranged at the right side of the bottom of the gas condensation connecting pipe (108);
hydrophobic processing unit of crisis (200), including crisis drain pipe (201), set up in the bottom of first female pipe of bleeding (101) and the female pipe of second bleed (102), set up in crisis drain main (202) of crisis drain pipe (201) bottom, set up in calandria (203) surely of the drain main of crisis (202) other end, set up in buffer tube (204) of calandria (203) bottom surely, set up in hydrophobic flash tank (205) surely arranges of buffer tube (204) other end, set up in second force (forcing) pump (206) of hydrophobic flash tank (205) left side upper end surely arranges, and set up in first force (forcing) pump (207) of hydrophobic flash tank (205) left side lower extreme surely arranges.
2. The turbine extraction heating crisis trap recovery system of claim 1, wherein: the fixed-row pipe (203) comprises a sealing sleeve (203a) which is arranged on the surfaces of the fixed-row pipe (203) and the buffer pipe (204).
3. The turbine extraction heating crisis trap recovery system of claim 2, wherein: the number of the air inlet pipes (103) and the number of the crisis drain pipes (201) are seven, wherein four crisis drain pipes (201) and four air inlet pipes (103) are distributed at the bottom of the first air extraction main pipe (101), and the rest three crisis drain pipes (201) and three air inlet pipes (103) are distributed at the bottom of the second air extraction main pipe (102); the length of the air inlet pipe (103) is longer than that of the crisis drain pipe (201).
4. The turbine extraction heating crisis trap recovery system of claim 3, wherein: the gas supply pipe (106) comprises a first cut-off valve (106a) arranged on the surface of the gas supply pipe (106).
5. The steam turbine extraction heating crisis drainage recovery system of any one of claims 2 to 4, wherein: the number of the heaters (104) is seven, and the seven heaters (104) are uniformly distributed on the surfaces of the crisis drain pipe (201) and the air inlet pipe (103).
6. The turbine extraction heating crisis trap recovery system of claim 5, wherein: the number of the delivery pumps (107) is four, and the four delivery pumps (107) are uniformly distributed at the bottom of the gas supply pipe (106).
7. The turbine extraction heating crisis trap recovery system of claim 6, wherein: the buffer tube (204) is communicated with the fixed-row hydrophobic flash tank (205), and the buffer tube (204) is U-shaped.
8. The turbine extraction heating crisis trap recovery system of claim 7, wherein: the other end of the second pressure pump (206) and the other end of the first pressure pump (207) are respectively communicated with the second deaerator (110) and the first deaerator (109).
9. The steam turbine extraction heating crisis drainage recovery system of any one of claims 6 to 8, wherein: the fixed-row pipe (203) further comprises an electromagnetic valve (203b) and is arranged at the upper end of the surface of the fixed-row pipe (203).
10. The turbine extraction heating crisis trap recovery system of claim 9, wherein: the gas condensation connecting pipe (108) comprises a second cut-off valve (108a) and is arranged on the surface of the gas condensation connecting pipe (108).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121997105.0U CN216278051U (en) | 2021-08-24 | 2021-08-24 | Drainage recovery system for steam turbine extraction heating crisis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121997105.0U CN216278051U (en) | 2021-08-24 | 2021-08-24 | Drainage recovery system for steam turbine extraction heating crisis |
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| Publication Number | Publication Date |
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| CN216278051U true CN216278051U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121997105.0U Active CN216278051U (en) | 2021-08-24 | 2021-08-24 | Drainage recovery system for steam turbine extraction heating crisis |
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| CN (1) | CN216278051U (en) |
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- 2021-08-24 CN CN202121997105.0U patent/CN216278051U/en active Active
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