CN216482378U - Circulating water system for thermal power plant - Google Patents
Circulating water system for thermal power plant Download PDFInfo
- Publication number
- CN216482378U CN216482378U CN202123181197.8U CN202123181197U CN216482378U CN 216482378 U CN216482378 U CN 216482378U CN 202123181197 U CN202123181197 U CN 202123181197U CN 216482378 U CN216482378 U CN 216482378U
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- Prior art keywords
- water
- branch pipe
- steam turbine
- room
- pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 327
- 238000000746 purification Methods 0.000 claims abstract description 41
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000003546 flue gas Substances 0.000 claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 239000010865 sewage Substances 0.000 claims description 14
- 238000004064 recycling Methods 0.000 abstract 1
- 238000004062 sedimentation Methods 0.000 abstract 1
- 239000010802 sludge Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Engine Equipment That Uses Special Cycles (AREA)
Abstract
A clear water recycling pool circulating water system for a thermal power plant comprises a circulating water supply pipe, a circulating water return pipe, a circulating water treatment workshop, a circulating water pump room, a purification workshop and a comprehensive water pump room, wherein four cooling towers, a first steam engine room water return branch pipe, a first steam engine room water supply branch pipe, a second steam engine room water return branch pipe, a second steam engine room water supply branch pipe, a third steam engine room water return branch pipe, a third steam engine room water supply branch pipe, a fourth steam engine room water return branch pipe, a fourth steam engine room water supply branch pipe and a raw water pipe are arranged side by side, and enter a water purification station, then enter a valveless filter, a sludge discharge pool and a reaction sedimentation pool for treatment, enter an intermediate pool after purification treatment, enter each system of an industrial, chemical and fire-fighting pool for use, enter a circulating water system after being treated by a clear water station before use, and enter a flue gas purification room water return branch pipe and a flue gas purification room water supply branch pipe; a circulating water system for thermal power plant, small, the pipeline is short, takes up an area of weak point, structure and overall arrangement reasonable in design arrange the compactness.
Description
Technical Field
The utility model relates to a thermal power plant's building construction technical field especially relates to a circulating water system for thermal power plant.
Background
The circulating cooling water is the water consumption of the thermal power plant, and the water consumption reaches 50-80% of the total water consumption of the power plant. Therefore, the treatment effect of the circulating water is closely related to the water saving and emission reduction efficiency of the power plant.
The existing circulating water system for the thermal power plant has large volume, long pipeline and long occupied area. And the temperature of the cooling equipment is easily overhigh, which affects the use of the circulating water. In the circulating water running process, calcium ions and magnesium ions in water are continuously concentrated and combined with anions in water to form precipitate deposition, which can cause pipeline blockage, reduced circulating water flow and reduced heat exchange efficiency; the utility model discloses the circulating water is used for thermal power plant's circulating water system.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a circulating water system for a thermal power plant.
The utility model adopts the technical proposal that: a circulating water system for a thermal power plant comprises a circulating water supply pipe, a circulating water return pipe, a circulating water treatment workshop, a circulating water pump room, a purification workshop, a comprehensive water pump room, four cooling towers arranged side by side, a first steam room water return branch pipe, a first steam room water supply branch pipe, a second steam room water return branch pipe, a second steam room water supply branch pipe, a third steam room water return branch pipe, a third steam room water supply branch pipe, a fourth steam room water return branch pipe, a fourth steam room water supply branch pipe, a flue gas purification room water return branch pipe and a flue gas purification room water supply branch pipe, wherein the four cooling towers are arranged on one side of the water outlet end of the circulating water return pipe, the water inlet end of each cooling tower is connected with the water outlet end of the circulating water return pipe through a connecting pipe, the water outlet end of each cooling tower is connected with the water inlet end of the circulating water treatment workshop through a connecting pipe, and the water outlet end of the circulating water treatment workshop is connected with the water inlet end of the circulating water pump room, the water outlet end of the circulating water pump room is connected with the water inlet end of the circulating water supply pipe through three connecting pipes, the water outlet end of the purification workshop is connected with the water inlet end of the circulating water pump room, and the water inlet end of the purification workshop is connected with the water outlet end of the comprehensive water pump room; one end of the first steam turbine room water return branch pipe is connected with the water inlet end of the circulating water return pipe, the other end of the first steam turbine room water return branch pipe is connected with the water outlet end of the steam turbine room, one end of the second steam turbine room water return branch pipe is connected with the water inlet end of the circulating water return pipe, the other end of the second steam turbine room water return branch pipe is connected with the water outlet end of the steam turbine room, one end of the third steam turbine room water return branch pipe is connected with the water inlet end of the circulating water return pipe, the other end of the third steam turbine room water return branch pipe is connected with the water outlet end of the circulating water return pipe, one end of the first steam turbine room water supply branch pipe is connected with the water outlet end of the circulating water supply pipe, the other end of the fourth steam turbine room water return branch pipe is connected with the water inlet end of the steam turbine room, one end of the third steam turbine room water supply branch pipe is connected with the water outlet end of the circulating water supply pipe, the other end of the fourth steam turbine room water supply branch pipe is connected with the water outlet end of the circulating water supply pipe, and the other end of the fourth steam turbine room water supply branch pipe is connected with the water inlet end of the steam turbine room; one end of the return water branch pipe of the flue gas purification room is connected with the middle part of the circulating return water pipe, the other end of the return water branch pipe of the flue gas purification room is connected with the water outlet end of the flue gas purification room, one end of the water supply branch pipe of the flue gas purification room is connected with the middle part of the circulating water supply pipe, and the other end of the water supply branch pipe of the flue gas purification room is connected with the water inlet end of the flue gas purification room.
Furthermore, the first steam turbine room water supply branch pipe and the second steam turbine room water return branch pipe are both arranged between the first steam turbine room water return branch pipe and the second steam turbine room water supply branch pipe.
Furthermore, the third steam turbine room water supply branch pipe and the fourth steam turbine room water return branch pipe are both arranged between the third steam turbine room water return branch pipe and the fourth steam turbine room water supply branch pipe.
Furthermore, one side of the comprehensive water pump room is provided with a sewage treatment workshop, and a sewage outlet of the purification workshop is connected with a sewage inlet of the sewage treatment workshop.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a circulating water system for a thermal power plant, small, the pipeline is short, takes up an area of short, and structure and layout design are reasonable, arrange compactly; by arranging the four cooling towers, the temperature of each cooling tower is not easy to be too high, and the use of circulating water cannot be influenced by cooling equipment; impurities, sediments and the like in the circulating water are effectively removed by the circulating water treatment workshop, so that the occurrence of pipeline blockage is reduced, and the normal flow and the heat exchange efficiency of the circulating water are ensured; the utility model is used for provide the circulating water, convenient and practical to the gas cleaning room of the steam turbine room of thermal power plant and boiler.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in figure 1, the circulating water system for the thermal power plant comprises a circulating water supply pipe 1, a circulating water return pipe 2, a circulating water treatment workshop 3, a circulating water pump house 4, a purification workshop 5, a comprehensive water pump house 6, four cooling towers 7 arranged side by side, a first steam room water return branch pipe 8, a first steam room water supply branch pipe 9, a second steam room water return branch pipe 10, a second steam room water supply branch pipe 11, a third steam room water return branch pipe 12, a third steam room water supply branch pipe 13, a fourth steam room water return branch pipe 14, a fourth steam room water supply branch pipe 15, a flue gas purification room water return branch pipe 16 and a flue gas purification room water supply branch pipe 17, wherein the four cooling towers 7 are arranged on one side of the water outlet end of the circulating water return pipe 2, the water inlet end of each cooling tower 7 is connected with the water outlet end of the circulating water return pipe 2 through a connecting pipe, the water outlet end of each cooling tower 7 is connected with the water inlet end of the circulating water treatment workshop 3 through a connecting pipe, the water outlet end of the circulating water treatment workshop 3 is connected with the water inlet end of the circulating water pump room 4, the water outlet end of the circulating water pump room 4 is connected with the water inlet end of the circulating water supply pipe 1 through three connecting pipes, the water outlet end of the purification workshop 5 is connected with the water inlet end of the circulating water pump room 4, and the water inlet end of the purification workshop 5 is connected with the water outlet end of the comprehensive water pump room 6; one end of the first steam turbine room water return branch pipe 8 is connected with the water inlet end of the circulating water return pipe 2, the other end of the first steam turbine room water return branch pipe 8 is connected with the water outlet end of the steam turbine room, one end of the second steam turbine room water return branch pipe 10 is connected with the water inlet end of the circulating water return pipe 2, the other end of the second steam turbine room water return branch pipe is connected with the water outlet end of the steam turbine room, one end of the third steam turbine room water return branch pipe 12 is connected with the water inlet end of the circulating water return pipe 2, the other end of the third steam turbine room water return branch pipe is connected with the water outlet end of the circulating water return pipe 2, the other end of the fourth steam turbine room water return branch pipe 14 is connected with the water inlet end of the circulating water return pipe 2, the other end of the steam turbine room water return pipe is connected with the water outlet end of the steam turbine room, one end of the second steam turbine room water supply branch pipe 11 is connected with the water outlet end of the circulating water supply pipe 1, the other end of the steam turbine room is connected with the water inlet end of the steam turbine room, one end of the third steam turbine room water supply branch pipe 13 is connected with the water outlet end of the circulating water supply pipe 1, the other end of the third steam turbine room water supply branch pipe is connected with the water inlet end of the steam turbine room, one end of the fourth steam turbine room water supply branch pipe 15 is connected with the water outlet end of the circulating water supply pipe 1, and the other end of the fourth steam turbine room water supply branch pipe is connected with the water inlet end of the steam turbine room; one end of the return water branch pipe 16 of the flue gas purification room is connected with the middle part of the circulating return water pipe 2, the other end of the return water branch pipe is connected with the water outlet end of the flue gas purification room, one end of the water supply branch pipe 17 of the flue gas purification room is connected with the middle part of the circulating water supply pipe 1, and the other end of the water supply branch pipe is connected with the water inlet end of the flue gas purification room.
The first steam turbine room water supply branch pipe 9 and the second steam turbine room water return branch pipe 10 are both arranged between the first steam turbine room water return branch pipe 8 and the second steam turbine room water supply branch pipe 11.
The third steam turbine room water supply branch pipe 13 and the fourth steam turbine room water return branch pipe 14 are both arranged between the third steam turbine room water return branch pipe 12 and the fourth steam turbine room water supply branch pipe 15.
And a sewage treatment workshop 18 is arranged on one side of the comprehensive water pump room 6, and a sewage outlet of the purification workshop 5 is connected with a sewage inlet of the sewage treatment workshop 18.
The utility model discloses during the during operation, circulating water pump in the circulating water pump room 4 sends circulation delivery pipe 1 to provide between steam engine room and gas cleaning. Circulating water used in the steam turbine room and the flue gas purification room returns to the cooling tower 7 through the circulating water return pipe 2 to be cooled and then enters the circulating water treatment workshop 3 to be treated, and impurities, precipitates and the like in the circulating water are removed by the circulating water treatment workshop 3. The circulating water treated by the circulating water treatment workshop 3 is sent into the circulating water pump room 4 for the next circulation. The comprehensive water pump room 6 is used for supplementing circulating water, raw water in the comprehensive water pump room 6 enters the purification workshop 5 for purification treatment, and the purified raw water is supplemented into the circulating water pump room 4, so that the normal running of circulating water is ensured. The sewage generated by purification is discharged to the sewage treatment plant 18 for treatment, and the environment is not polluted.
The above embodiments are based on the technical solution of the present invention, and detailed implementation and specific operation processes are given, but the present invention is not limited to the above embodiments.
Claims (4)
1. A circulating water system for a thermal power plant is characterized in that: comprises a circulating water supply pipe (1), a circulating water return pipe (2), a circulating water treatment workshop (3), a circulating water pump room (4), a purification workshop (5), a comprehensive water pump room (6), four cooling towers (7) arranged side by side, a first steam turbine room water return branch pipe (8), a first steam turbine room water supply branch pipe (9), a second steam turbine room water return branch pipe (10), a second steam turbine room water supply branch pipe (11), a third steam turbine room water return branch pipe (12), a third steam turbine room water supply branch pipe (13), a fourth steam turbine room water return branch pipe (14), a fourth steam turbine room water supply branch pipe (15), a flue gas purification room water return branch pipe (16) and a flue gas purification room water supply branch pipe (17), wherein the four cooling towers (7) are arranged on one side of the water outlet end of the circulating water return pipe (2), the water inlet end of each cooling tower (7) is connected with the water outlet end of the circulating water return pipe (2) through a connecting pipe, the water outlet end of each cooling tower (7) is connected with the water inlet end of a circulating water treatment workshop (3) through a connecting pipe, the water outlet end of the circulating water treatment workshop (3) is connected with the water inlet end of a circulating water pump room (4), the water outlet end of the circulating water pump room (4) is connected with the water inlet end of a circulating water supply pipe (1) through three connecting pipes, the water outlet end of a purification workshop (5) is connected with the water inlet end of the circulating water pump room (4), and the water inlet end of the purification workshop (5) is connected with the water outlet end of a comprehensive water pump room (6); one end of the first steam turbine room water return branch pipe (8) is connected with the water inlet end of the circulating water return pipe (2), the other end of the first steam turbine room water return branch pipe is connected with the water outlet end of the steam turbine room, one end of the second steam turbine room water return branch pipe (10) is connected with the water inlet end of the circulating water return pipe (2), the other end of the second steam turbine room water return branch pipe is connected with the water outlet end of the steam turbine room, one end of the third steam turbine room water return branch pipe (12) is connected with the water inlet end of the circulating water return pipe (2), the other end of the third steam turbine room water return branch pipe is connected with the water outlet end of the steam turbine room, one end of the first steam turbine room water supply branch pipe (9) is connected with the water outlet end of the circulating water supply pipe (1), the other end of the fourth steam turbine room water return branch pipe (14) is connected with the water inlet end of the steam turbine room, one end of the second steam turbine room water supply branch pipe (11) is connected with the water outlet end of the circulating water supply pipe (1), the other end of the third steam turbine room water supply branch pipe (13) is connected with the water outlet end of the circulating water supply pipe (1), the other end of the third steam turbine room water supply branch pipe is connected with the water inlet end of the steam turbine room, one end of the fourth steam turbine room water supply branch pipe (15) is connected with the water outlet end of the circulating water supply pipe (1), and the other end of the fourth steam turbine room water supply branch pipe is connected with the water inlet end of the steam turbine room; one end of a return water branch pipe (16) of the flue gas purification room is connected with the middle part of the circulating return water pipe (2), the other end of the return water branch pipe is connected with a water outlet end of the flue gas purification room, one end of a water supply branch pipe (17) of the flue gas purification room is connected with the middle part of the circulating water supply pipe (1), and the other end of the water supply branch pipe is connected with a water inlet end of the flue gas purification room.
2. The circulating water system for a thermal power plant as claimed in claim 1, wherein: and the first steam turbine room water supply branch pipe (9) and the second steam turbine room water return branch pipe (10) are arranged between the first steam turbine room water return branch pipe (8) and the second steam turbine room water supply branch pipe (11).
3. The circulating water system for a thermal power plant as claimed in claim 1, wherein: and the third steam turbine room water supply branch pipe (13) and the fourth steam turbine room water return branch pipe (14) are arranged between the third steam turbine room water return branch pipe (12) and the fourth steam turbine room water supply branch pipe (15).
4. The circulating water system for a thermal power plant as claimed in claim 1, wherein: one side of the comprehensive water pump room (6) is provided with a sewage treatment workshop (18), and a sewage outlet of the purification workshop (5) is connected with a sewage inlet of the sewage treatment workshop (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123181197.8U CN216482378U (en) | 2021-12-17 | 2021-12-17 | Circulating water system for thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123181197.8U CN216482378U (en) | 2021-12-17 | 2021-12-17 | Circulating water system for thermal power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216482378U true CN216482378U (en) | 2022-05-10 |
Family
ID=81422977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123181197.8U Expired - Fee Related CN216482378U (en) | 2021-12-17 | 2021-12-17 | Circulating water system for thermal power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216482378U (en) |
-
2021
- 2021-12-17 CN CN202123181197.8U patent/CN216482378U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220510 |