CN220870850U - Steam condensate recovery system - Google Patents
Steam condensate recovery system Download PDFInfo
- Publication number
- CN220870850U CN220870850U CN202322438896.9U CN202322438896U CN220870850U CN 220870850 U CN220870850 U CN 220870850U CN 202322438896 U CN202322438896 U CN 202322438896U CN 220870850 U CN220870850 U CN 220870850U
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- CN
- China
- Prior art keywords
- water tank
- water
- condensate
- heat exchanger
- tank
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000011084 recovery Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 238000010612 desalination reaction Methods 0.000 claims abstract description 8
- 238000004064 recycling Methods 0.000 claims abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 238000010791 quenching Methods 0.000 description 6
- 230000000171 quenching effect Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- -1 iron ions Chemical class 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Landscapes
- Treatment Of Water By Ion Exchange (AREA)
Abstract
The utility model relates to a steam condensate recovery system, which belongs to the technical field of condensate recovery, and particularly comprises a condensate collecting tank for collecting condensate at various positions in a factory, wherein an overflow port of the condensate collecting tank is connected with a concentrated water tank, an overflow port of the concentrated water tank is connected with a raw water tank, the raw water tank is connected with a water inlet of a tube-in-tube heat exchanger through a first booster pump, a water outlet of the tube-in-tube heat exchanger is connected with an intermediate water tank through a filter, the intermediate water tank is connected with a mixed bed through a second booster pump, a water outlet of the mixed bed is connected with a boiler desalination water tank, the boiler desalination water tank is connected with a boiler through a third booster pump, a medium water inlet of the tube-in-tube heat exchanger is connected with a desalted water main pipe, and a medium water outlet of the tube-in-tube heat exchanger is connected with a desalted water recycling device.
Description
Technical Field
The utility model relates to a steam condensate recovery system, and belongs to the technical field of condensate recovery.
Background
At present, the existing condensate recovery method mainly has the following problems: 1. the condensate affects the operation safety of the dry quenching boiler due to exceeding of electric conductivity, iron ions and the like. Because steam needs to pass through pipelines and equipment in the heat exchange process of the heat exchanger, impurities enter condensate in the heat exchange process, so that the condensate exceeds the standard due to electric conduction and iron ions, and if unqualified condensate is sent into a dry quenching boiler, boiler corrosion or scaling can be caused, and accidents such as boiler tube explosion and the like are further caused. 2. The recovery amount of condensate is limited by the dry quenching device. At present, most of steam of a coking enterprise is produced by a dry quenching device, condensate is recycled and is returned to a dry quenching boiler, but in the design of dry quenching, boiler water is firstly used as a cold source for heat exchange, and excessive condensate recycling amount can cause the reduction of boiler water supply, insufficient cold source and excessive local temperature.
Disclosure of utility model
In order to solve the technical problems in the prior art, the utility model provides a steam condensate recovery system with simple system operation and safe and stable operation of a boiler.
In order to achieve the above purpose, the technical scheme adopted by the utility model is that the steam condensate recovery system comprises a condensate collecting tank, a raw water tank and a concentrated water tank, wherein the condensate collecting tank is used for collecting condensate at all positions in a factory, an overflow port of the condensate collecting tank is connected with the concentrated water tank, an overflow port of the concentrated water tank is connected with the raw water tank, the raw water tank is connected with a water inlet of a tube-in-tube heat exchanger through a first booster pump, a water outlet of the tube-in-tube heat exchanger is connected with an intermediate water tank through a filter, the intermediate water tank is connected with a mixed bed through a second booster pump, a water outlet of the mixed bed is connected with a boiler desalination water tank, the boiler desalination water tank is connected with a boiler through a third booster pump, a medium water inlet of the tube-in-tube heat exchanger is connected with a desalted concentrated water main pipe, and a medium water outlet of the tube-in-tube heat exchanger is connected with a desalted concentrated water recycling device.
Preferably, the filter includes an activated carbon filter and a mechanical filter.
Preferably, a water outlet of the tube nest heat exchanger is provided with a temperature sensor.
Preferably, a water outlet of the mixed bed is provided with a conductivity detector.
Compared with the prior art, the utility model has the following technical effects: the utility model solves the problems that the condensate cannot be fully recovered due to high temperature, is too dispersed and is not recovered well, and the safety operation of the boiler is affected due to exceeding of electric conductivity, iron ions and the like in the condensate recovery process, not only reduces the water consumption and saves the production cost, but also improves the operation safety of the boiler.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the steam condensate recovery system comprises a condensate collecting tank 1, a raw water tank 2 and a concentrated water tank 3, wherein the condensate collecting tank 1 is used for collecting condensate at various positions in a factory, an overflow port of the condensate collecting tank 1 is connected with the concentrated water tank 3, an overflow port of the concentrated water tank 3 is connected with the raw water tank 2, the raw water tank 2 is connected with a water inlet of a tube heat exchanger 5 through a first booster pump 4, a water outlet of the tube heat exchanger 5 is connected with an intermediate water tank 7 through a filter 6, the intermediate water tank 7 is connected with a mixed bed 9 through a second booster pump 8, a water outlet of the mixed bed 9 is connected with a boiler desalination water tank 10, the boiler desalination water tank 10 is connected with a boiler through a third booster pump 11, a medium water inlet of the tube heat exchanger 5 is connected with a desalted water concentrated header 12, and a medium water outlet of the tube heat exchanger 11 is connected with a desalted water concentrated water recycling device. The filter 6 includes an activated carbon filter and a mechanical filter. A temperature sensor 13 is arranged at the water outlet of the tube nest heat exchanger 5. The water outlet of the mixed bed 9 is provided with a conductivity detector 14.
The condensate collected everywhere in the factory firstly enters a condensate collecting tank, the condensate collecting tank overflows to a concentrated water tank after being filled, the concentrated water tank overflows to a raw water tank after being filled, then the condensate is pumped and pressed and then is sent to a tube type heat exchanger to exchange heat with desalted concentrated water, the temperature of the condensate is reduced to below 50 ℃, the condensate is filtered by a filter, the condensate enters an intermediate water tank after the filtration is finished, then is sent to a mixed bed to remove anions and cations by pumping and then is sent to a product water tank, and in order to ensure that the effluent is qualified, a conductivity detector is additionally arranged on an outlet pipeline of the mixed bed and is used for detecting the conductivity and the ph value.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (4)
1. The utility model provides a steam condensate recovery system, includes condensate collecting vat, raw water tank and dense water tank, its characterized in that: the condensate collecting tank is used for collecting condensate in various places in a factory, an overflow port of the condensate collecting tank is connected with the concentrated water tank, an overflow port of the concentrated water tank is connected with the raw water tank, the raw water tank is connected with a water inlet of the tube array heat exchanger through a first booster pump, a water outlet of the tube array heat exchanger is connected with an intermediate water tank through a filter, the intermediate water tank is connected with a mixed bed through a second booster pump, a water outlet of the mixed bed is connected with a boiler desalination water tank, the boiler desalination water tank is connected with a boiler through a third booster pump, a medium water inlet of the tube array heat exchanger is connected with a desalted water concentrated water main pipe, and a medium water outlet of the tube array heat exchanger is connected with a desalted water concentrated water recycling device.
2. A vapor condensate recovery system as claimed in claim 1, wherein: the filter includes an activated carbon filter and a mechanical filter.
3. A vapor condensate recovery system as claimed in claim 1, wherein: and a water outlet of the tube nest heat exchanger is provided with a temperature sensor.
4. A vapor condensate recovery system as claimed in claim 1, wherein: and a water outlet of the mixed bed is provided with a conductivity detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322438896.9U CN220870850U (en) | 2023-09-08 | 2023-09-08 | Steam condensate recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322438896.9U CN220870850U (en) | 2023-09-08 | 2023-09-08 | Steam condensate recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220870850U true CN220870850U (en) | 2024-04-30 |
Family
ID=90816421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322438896.9U Active CN220870850U (en) | 2023-09-08 | 2023-09-08 | Steam condensate recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220870850U (en) |
-
2023
- 2023-09-08 CN CN202322438896.9U patent/CN220870850U/en active Active
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| GR01 | Patent grant |