CN218155602U - Hydrophobic heat recovery unit of steam turbine of power plant - Google Patents
Hydrophobic heat recovery unit of steam turbine of power plant Download PDFInfo
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- CN218155602U CN218155602U CN202221939226.4U CN202221939226U CN218155602U CN 218155602 U CN218155602 U CN 218155602U CN 202221939226 U CN202221939226 U CN 202221939226U CN 218155602 U CN218155602 U CN 218155602U
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Abstract
The utility model discloses a power plant's steam turbine drainage heat recovery unit, including first heat recovery bucket, second heat recovery bucket, third heat recovery bucket, common through connection has first trachea between first heat recovery bucket and the second heat recovery bucket, through connection has the second trachea between second heat recovery bucket and the third heat recovery bucket, all be provided with heat transfer device between first heat recovery bucket, second heat recovery bucket, the third heat recovery bucket, the beneficial effects of the utility model are that, this device is at the in-process of work, and first heat recovery bucket, second heat recovery bucket, the third heat recovery bucket of setting can carry out the heat transfer in grades to the steam and the cold water of input, and the comdenstion water output tube and the water collecting pipeline of setting can export the comdenstion water, and is rational in infrastructure, can carry out the fractional conversion absorption to the heat energy in the steam, can improve heat recovery efficiency.
Description
Technical Field
The utility model relates to a heat recovery technical field, concretely relates to hydrophobic heat recovery unit of steam turbine of power plant.
Background
Along with the continuous development and progress of science and technology, people's quality of life constantly improves, also constantly adds to the demand of electric power, and electric power becomes the indispensable partly of people's life, and thermal power plant at present at home and abroad all sets up heat reclamation device for the heat surplus in the recovery steam, the steam heat reclamation device is mostly taken away the heat in the steam through heating the cooling water, thereby realizes thermal recovery.
The utility model with publication number CN214666206U discloses a power plant steam turbine drainage heat recovery device. The utility model discloses a be fixed with the heat-conducting plate at the both sides inner wall of heat recovery box, connect through first heat conduction post between two heat-conducting plates, inside cooling water of coolant tank enters into inside the spiral water pipe through delivery port and inlet tube, steam enters into the heat recovery box inside through the air inlet, spiral water pipe has increased the area of contact of steam and cooling water, part heat in the steam is absorbed by the heat-conducting plate and is conducted in leading to first heat conduction post and second heat conduction post simultaneously, lead to the cooling water of spiral water pipe inside by the second heat conduction post again, heat recovery efficiency has greatly been improved, the practicality of this device has been improved;
this device has certain drawback, because cold water can heat up when absorbing heat energy in the steam, and steam can lower the temperature thereupon, when the temperature reachd balanced, leads to heat energy can not continue to carry out the heat energy conversion to influence the efficiency of heat transfer, influence the efficiency that heat energy conversion was retrieved promptly.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a hydrophobic heat recovery unit of steam turbine of power plant, the utility model discloses a realize through following technical scheme.
The utility model provides a hydrophobic heat recovery unit of steam turbine of power plant, includes first heat recovery bucket, second heat recovery bucket, third heat recovery bucket, common through connection has first trachea between first heat recovery bucket and the second heat recovery bucket, through connection has the second trachea between second heat recovery bucket and the third heat recovery bucket, all be provided with heat transfer device between first heat recovery bucket, second heat recovery bucket, the third heat recovery bucket, heat transfer device is including U type heat exchange tube, the first intubate of both ends difference fixedly connected with and second intubate of U type heat exchange tube, the first water pipe of common fixedly connected with between first heat recovery bucket and the second heat recovery bucket, common fixedly connected with second water pipe between second heat recovery bucket and the third heat recovery bucket, the bottom of first heat recovery bucket, second heat recovery bucket, third heat recovery bucket all through connection has the comdenstion water output tube, it is three the common fixedly connected with water collecting pipeline of one end of comdenstion water output tube.
Furthermore, the outer surface of the first heat recovery barrel is provided with a hot water output end and a steam input end, the outer surface of the third heat recovery barrel is provided with a cold water input end and a steam output end, and the second heat recovery barrel is positioned between the first heat recovery barrel and the third heat recovery barrel.
Further, the inner walls of the first heat recovery barrel, the second heat recovery barrel and the third heat recovery barrel are fixedly connected with partition plates, and the U-shaped heat exchange tube sleeves the partition plates.
Further, first heat recycling bucket, second heat recycling bucket, third heat recycling bucket inner chamber bottom are half spherical structure, first heat recycling bucket, third heat recycling bucket are the heat preservation material and make, and its heat preservation material is stainless steel material, U type heat exchange tube is the material that the heat conductivity is good, and its material is copper.
Furthermore, control valves are installed at one ends of the three condensed water output pipes.
Further, the steam input direction is input into the first heat recovery barrel, the second heat recovery barrel and the third heat recovery barrel from left to right, and the cold water input direction is input into the third heat recovery barrel, the second heat recovery barrel and the first heat recovery barrel from right to left.
The beneficial effects of the utility model are that, this device is at the in-process of work, and first heat recovery bucket, second heat recovery bucket, the third heat recovery bucket through setting up can carry out the heat transfer in grades to the steam and the cold water of input at first to can improve cold water heat exchange efficiency, the comdenstion water output tube and the water collecting pipe of setting can export the comdenstion water, and is rational in infrastructure, can carry out the conversion in grades to the heat energy in the steam and absorb, can improve heat recovery efficiency.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some examples of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1: the utility model relates to a structure schematic diagram of a power plant steam turbine drainage heat recovery device;
FIG. 2: the internal structure schematic diagram of first heat recovery bucket, second heat recovery bucket, third heat recovery bucket.
The reference numbers are as follows:
1. a first heat recovery bucket; 2. a second heat recovery tank; 3. a third heat recovery bucket; 4. a U-shaped heat exchange tube; 401. a first cannula; 402. a second cannula; 5. a partition plate; 6. a condensed water output pipe; 601. a control valve; 7. a water collection pipe; 8. a first air pipe; 9. a second air pipe; 10. a first water pipe; 11. a second water pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-2, the present invention has the following embodiments.
The embodiment is as follows:
the utility model provides a hydrophobic heat recovery unit of steam turbine of power plant, including first heat recovery bucket 1, second heat recovery bucket 2, third heat recovery bucket 3, it has first trachea 8 to run through jointly between first heat recovery bucket 1 and the second heat recovery bucket 2, run through between second heat recovery bucket 2 and the third heat recovery bucket 3 and be connected with second trachea 9, first heat recovery bucket 1, second heat recovery bucket 2, all be provided with heat transfer device between the third heat recovery bucket 3, heat transfer device is including U type heat exchange tube 4, the first intubate 401 of both ends difference fixedly connected with and second intubate 402 of U type heat exchange tube 4, common fixedly connected with first water pipe 10 between first heat recovery bucket 1 and the second heat recovery bucket 2, common fixedly connected with second water pipe 11 between second heat recovery bucket 2 and the third heat recovery bucket 3, first heat recovery bucket 1, second heat recovery bucket 2, the bottom of third heat recovery bucket 3 all runs through connected with comdenstion water output tube 6, the common fixedly connected with of one end collecting pipe 7 of three comdenstion water output tube 6.
The surface of the first heat recovery barrel 1 is provided with a hot water output end and a steam input end, the surface of the third heat recovery barrel 3 is provided with a cold water input end and a steam output end, and the second heat recovery barrel 2 is positioned between the first heat recovery barrel 1 and the third heat recovery barrel 3.
Through adopting the above technical scheme, when using the device, at first, with cold water through the cold water input end input third heat recovery bucket 3 in proper order, second heat recovery bucket 2, the inside of first heat recovery bucket 1, third heat recovery bucket 3, second heat recovery bucket 2, through first water pipe 10 between the first heat recovery bucket 1, second water pipe 11 and U type heat exchange tube 4 intercommunication, simultaneously with steam through the steam input end input first heat recovery bucket 1 in proper order, second heat recovery bucket 2, the inside of third heat recovery bucket 3, first heat recovery bucket 1, second heat recovery bucket 2, communicate through first trachea 8 and second trachea 9 between the third heat recovery bucket 3, first heat recovery bucket 1, second heat recovery bucket 2, the inside steam of third heat recovery bucket 3 can heat the cold water that U type heat exchange tube 4 inside flows, thereby carry out heat energy conversion, even the heat energy of steam absorbs through cold water, and the structure is rational, can carry out the conversion absorption to the heat energy in the steam, can improve the heat recovery efficiency in grades.
Specifically, the inner walls of the first heat recovery barrel 1, the second heat recovery barrel 2 and the third heat recovery barrel 3 are fixedly connected with a partition plate 5, and a U-shaped heat exchange tube 4 is sleeved outside the partition plate 5.
Through adopting above-mentioned technical scheme, the baffle 5 that sets up can be spaced apart first heat recovery bucket 1, the inner chamber of second heat recovery bucket 2 or third heat recovery bucket 3, can lead to the steam of input, increases the time of steam and cold water contact.
Specifically, the bottoms of the inner cavities of the first heat recovery barrel 1, the second heat recovery barrel 2 and the third heat recovery barrel 3 are of a hemispherical structure, the first heat recovery barrel 1, the third heat recovery barrel 3 and the third heat recovery barrel 3 are made of heat-insulating materials, the heat-insulating materials are stainless steel materials, the U-shaped heat exchange tubes 4 are made of materials with good heat conductivity, and the materials are copper.
Through adopting above-mentioned technical scheme, first heat recovery bucket 1, second heat recovery bucket 2, third heat recovery bucket 3 all pass through stainless steel heat preservation material to can keep warm to the heat energy of inside, prevent that heat energy from leaking, U type heat exchange tube 4 is made through the copper product matter, can have better heat conductivity, thereby can be convenient for carry out the heat transfer.
Specifically, one end of each of the three condensate output pipes 6 is provided with a control valve 601.
Through adopting above-mentioned technical scheme, the control valve 601 that 6 one end of comdenstion water output tube set up can be opened and closed comdenstion water output tube 6 to can control the comdenstion water of first heat recovery bucket 1, second heat recovery bucket 2, the inside of third heat recovery bucket 3 and export.
Specifically, the steam input direction is input into the first heat recovery barrel 1, the second heat recovery barrel 2 and the third heat recovery barrel 3 from left to right, and the cold water input direction is input into the third heat recovery barrel 3, the second heat recovery barrel 2 and the first heat recovery barrel 1 from right to left.
Through adopting above-mentioned technical scheme, steam can loop through first heat recovery bucket 1, second heat recovery bucket 2, third heat recovery bucket 3 and carry, and cold water can loop through third heat recovery bucket 3, second heat recovery bucket 2, first heat recovery bucket 1 and carry to can make steam and cold water carry out reverse transport, then can make the heat absorb in grades, improve the efficiency of heat recovery.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a hydrophobic heat recovery unit of steam turbine of power plant, includes first heat recovery bucket (1), second heat recovery bucket (2), third heat recovery bucket (3), its characterized in that: the utility model discloses a condensation water heat recovery device, including first heat recovery bucket (1), second heat recovery bucket (2), third heat recovery bucket (3), first trachea (8) of common through connection between first heat recovery bucket (1) and second heat recovery bucket (2), through connection has second trachea (9) between second heat recovery bucket (2) and third heat recovery bucket (3), all be provided with heat transfer device between first heat recovery bucket (1), second heat recovery bucket (2), third heat recovery bucket (3), heat transfer device is including U type heat exchange tube (4), the both ends difference fixedly connected with first intubate (401) and second intubate (402) of U type heat exchange tube (4), common fixedly connected with first water pipe (10) between first heat recovery bucket (1) and second heat recovery bucket (2), common fixedly connected with second water pipe (11) between second heat recovery bucket (2) and third heat recovery bucket (3), the bottom of first heat recovery bucket (1), second heat recovery bucket (2), third heat recovery bucket (3) all runs through connected with second water pipe (6), three condensate water collecting pipe (7) of common fixed connection.
2. The power plant steam turbine drainage heat recovery device of claim 1, wherein: the outer surface of the first heat recovery barrel (1) is provided with a hot water output end and a steam input end, the outer surface of the third heat recovery barrel (3) is provided with a cold water input end and a steam output end, and the second heat recovery barrel (2) is located between the first heat recovery barrel (1) and the third heat recovery barrel (3).
3. The power plant steam turbine drainage heat recovery device of claim 1, wherein: the heat exchanger is characterized in that the inner walls of the first heat recovery barrel (1), the second heat recovery barrel (2) and the third heat recovery barrel (3) are fixedly connected with partition plates (5), and the U-shaped heat exchange tubes (4) are sleeved outside the partition plates (5).
4. The power plant steam turbine drainage heat recovery device of claim 1, wherein: first heat recovery bucket (1), second heat recovery bucket (2), third heat recovery bucket (3) inner chamber bottom are half spherical structure, first heat recovery bucket (1), third heat recovery bucket (3) are the heat preservation material and make, and its heat preservation material is stainless steel, U type heat exchange tube (4) are the material that the heat conductivity is good, and its material is copper.
5. The power plant steam turbine drainage heat recovery device of claim 1, wherein: and one end of each of the three condensed water output pipes (6) is provided with a control valve (601).
6. The power plant steam turbine drainage heat recovery device of claim 1, wherein: the steam input direction is input into the first heat recovery barrel (1), the second heat recovery barrel (2) and the third heat recovery barrel (3) from left to right, and the cold water input direction is input into the third heat recovery barrel (3), the second heat recovery barrel (2) and the first heat recovery barrel (1) from right to left.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221939226.4U CN218155602U (en) | 2022-07-26 | 2022-07-26 | Hydrophobic heat recovery unit of steam turbine of power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221939226.4U CN218155602U (en) | 2022-07-26 | 2022-07-26 | Hydrophobic heat recovery unit of steam turbine of power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218155602U true CN218155602U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221939226.4U Active CN218155602U (en) | 2022-07-26 | 2022-07-26 | Hydrophobic heat recovery unit of steam turbine of power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218155602U (en) |
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2022
- 2022-07-26 CN CN202221939226.4U patent/CN218155602U/en active Active
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