CN220229116U - Condensate water recycling system containing flash steam - Google Patents
Condensate water recycling system containing flash steam Download PDFInfo
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- CN220229116U CN220229116U CN202321698765.8U CN202321698765U CN220229116U CN 220229116 U CN220229116 U CN 220229116U CN 202321698765 U CN202321698765 U CN 202321698765U CN 220229116 U CN220229116 U CN 220229116U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 120
- 238000004064 recycling Methods 0.000 title claims abstract description 34
- 238000001704 evaporation Methods 0.000 claims abstract description 32
- 230000008020 evaporation Effects 0.000 claims abstract description 32
- 235000012149 noodles Nutrition 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims description 38
- 230000001105 regulatory effect Effects 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 14
- 230000005494 condensation Effects 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 abstract description 4
- 230000000875 corresponding effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Noodles (AREA)
Abstract
The utility model relates to a condensate recycling system containing flash steam, which comprises a steam distributor, a first flash tank, a second flash tank, a condensate tank, a main steam pipeline and a main condensate water pipe, wherein condensate containing flash steam from a noodle making workshop is conveyed to the first flash tank through the main condensate water pipe for primary flash evaporation, and the generated primary flash steam and the flash steam contained in the original condensate water are conveyed to the steam distributor for recycling; the primary condensate water from the first flash tank is conveyed to the second flash tank for secondary flash evaporation, and the generated secondary flash steam and the primary flash steam contained in the primary condensate water are conveyed to the first flash tank for tertiary flash evaporation and conveyed to the steam distributor for secondary recycling; the secondary condensate water from the second flash tank is conveyed to the condensate water tank for storage, so that the condensate water and the flash steam can be efficiently recycled, the latent heat value of the flash steam is fully utilized, and the recycling rate of heat resources is improved.
Description
Technical Field
The utility model relates to the technical field of condensate water recycling, in particular to a condensate water recycling system containing flash steam.
Background
In the production of noodles or vermicelli, most of noodle or vermicelli production equipment needs to provide heat energy by using high-temperature steam as a heat source, and saturated steam after heat exchange becomes condensed water, but the generated condensed water is directly discharged due to large steam usage amount, so that water resources are seriously wasted. In addition, the pressure used by the device for heating the general steam is higher, and in the process of discharging condensed water from a high-pressure environment through a condensed water drainage pipeline, the boiling point of the condensed water entering the condensed water drainage pipeline can be reduced due to lower pressure in the condensed water drainage pipeline, so that a flash evaporation phenomenon is generated, flash evaporation steam is generated, and the latent heat value of the flash evaporation steam is higher, so that the waste of heat resources is easily caused if the condensed water is directly discharged.
Disclosure of Invention
The utility model aims to design a condensate water recycling system containing flash steam, which can realize efficient recycling of condensate water and flash steam and improve the recycling rate of heat resources so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the condensate water recycling system comprises a boiler, a steam distributor, a first flash tank, a second flash tank, a condensate water tank, a main steam pipeline and a main condensate water pipe, wherein the boiler is communicated with the main steam pipeline, the main steam pipeline is communicated with a steam inlet of the steam distributor, and the steam distributor is connected with a plurality of branch steam pipelines; one end of the main condensate pipe is communicated with a noodle making workshop, the other end of the main condensate pipe is communicated with a first liquid inlet of the first flash tank, a first steam outlet of the first flash tank is communicated with the steam inlet of the steam distributor through a first flash steam pipe, and a pressure regulating mechanism is further arranged on the first flash steam pipe; the first water outlet and the second water outlet of the first flash tank are communicated with the second liquid inlet of the second flash tank through a first liquid outlet pipe, the second water outlet and the third liquid inlet of the condensed water tank are communicated with each other through a second liquid outlet pipe, and the second steam outlet and the third steam outlet of the condensed water tank are both communicated with the first flash tank through a second flash steam pipe; and a third water outlet of the condensed water tank is connected with the boiler through a third liquid outlet pipe.
Further, a pressure reducing mechanism is installed on the main steam pipeline and comprises a first pressure reducing valve and a second pressure reducing valve, and a first pressure gauge is arranged between the first pressure reducing valve and the second pressure reducing valve.
Further, the pressure regulating mechanism comprises a pressure proportional regulating valve and a first one-way valve.
Further, the first flash tank and the second flash tank are both provided with safety valves.
Further, a third flash evaporation steam pipe is communicated with the top of the condensate water tank, the third flash evaporation steam pipe is connected with the boiler, and a second one-way valve is further arranged on the third flash evaporation steam pipe.
Further, a third flash steam branch pipe is further communicated between the third flash steam pipe and the second flash steam pipe, and a pipeline cut-off valve is arranged on the third flash steam branch pipe.
Further, a water pump is arranged on the third liquid outlet pipe.
Further, a liquid level meter is installed at one side of the condensed water tank.
Compared with the prior art, the utility model has the beneficial effects that:
when the utility model is used, steam from a boiler is conveyed to a steam distributor through a main steam pipeline and is respectively conveyed to a noodle making workshop through a branch steam pipeline to provide a heat source; the condensed water containing flash steam from a noodle workshop is conveyed to a first flash tank through a main condensed water pipe for primary flash evaporation, the generated primary flash steam and flash steam contained in the original condensed water are conveyed to a pressure regulating mechanism through a first flash steam pipe for pressure regulation, and then conveyed to a steam distributor for recycling heat of the flash steam; the primary condensate water from the first flash tank is conveyed to the second flash tank through the first liquid outlet pipe to carry out secondary flash evaporation, the generated secondary flash steam and primary flash steam contained in the primary condensate water are conveyed to the first flash tank through the second flash steam pipe to carry out tertiary flash evaporation, and then conveyed to the steam distributor through the first flash steam pipe to carry out secondary recycling on heat of the flash steam, and meanwhile the stability of the source of the flash steam conveyed to the noodle making workshop is ensured; the secondary condensate water from the second flash tank is conveyed to the condensate water tank through the second liquid outlet pipe for storage, the condensate water in the condensate water tank can be conveyed back to the boiler through the third liquid outlet pipe for recycling, high-efficiency recycling of condensate water and flash steam can be achieved, the latent heat value of the flash steam is fully utilized, and the recycling rate of heat resources is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
The names of the components marked in the figures are as follows:
1. a boiler; 2. a steam distributor; 3. a first flash tank; 4. a second flash tank; 5. a condensate water tank; 6. a main steam pipe; 7. a main condensate water pipe; 8. a branched steam pipe; 9. a decompression mechanism; 10. a first flash steam tube; 11. a first liquid outlet pipe; 12. a second liquid outlet pipe; 13. a second flash steam tube; 14. a third liquid outlet pipe; 18. a pressure proportional control valve; 19. a first one-way valve; 20. a safety valve; 22. a third flash steam pipe; 23. a second one-way valve; 24. a pipeline shut-off valve; 25. a water pump; 26. a level gauge.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description will refer to the specific implementation, structure, characteristics and effects according to the present utility model with reference to the accompanying drawings and preferred embodiments.
Examples: referring to fig. 1, a condensate recycling system containing flash steam includes a boiler 1, a steam distributor 2, a first flash tank 3, a second flash tank 4, a condensate tank 5, a main steam pipe 6 and a main condensate pipe 7; the boiler 1 is used as a main steam source, the boiler 1 is communicated with a main steam pipeline 6, a pressure reducing mechanism 9 is arranged on the main steam pipeline 6, the pressure reducing mechanism 9 comprises a first pressure reducing valve and a second pressure reducing valve, a first pressure gauge is arranged between the first pressure reducing valve and the second pressure reducing valve, the pressure of the first pressure reducing valve and the pressure of the second pressure reducing valve are set to be 0.03-0.04MPa, high-pressure high-temperature steam from the boiler 1 is firstly reduced through the first pressure reducing valve, the first pressure gauge is used for detecting the pressure of the high-temperature steam subjected to primary pressure reduction, and then the pressure of the high-temperature steam subjected to secondary pressure reduction is regulated and reduced through the second pressure valve, so that the pressure of the high-temperature steam is kept at 0.03-0.04MPa and is similar to the pressure in the steam distributor 2; the main steam pipeline 6 is communicated with a steam inlet of the steam distributor 2, the steam distributor 2 is connected with a plurality of branch steam pipelines 8, stop valves are arranged on the branch steam pipelines 8 and respectively control the supply of heat sources to different noodle making workshops, a second pressure gauge and a safety valve are also arranged on the steam distributor 2, the pressure in the steam distributor 2 is controlled not to exceed a specified value, high-temperature steam from the second-stage depressurization is conveyed into the steam distributor 2, and the heat sources are supplied to the corresponding noodle making workshops in a split flow manner through the branch steam pipelines 8.
One end of the main condensation water pipe 7 is communicated with a noodle making workshop, the other end of the main condensation water pipe is communicated with a first liquid inlet of the first flash tank 3, a first steam outlet of the first flash tank 3 is communicated with a steam inlet of the steam distributor 2 through a first flash steam pipe 10, a steam electric valve is arranged on the first flash steam pipe 10 close to the first steam outlet and used for starting steam conveying of the first flash tank 3, the first flash steam pipe 10 is of an inclined design, and one end of the first flash steam pipe 10 close to the first steam outlet is the lowest position, so that condensed water of the first flash steam pipe 10 conveniently flows back to the first flash tank 3 for primary flash evaporation under the action of gravity, and primary flash steam of 0.08MPa is obtained; a safety valve is arranged on the first flash tank 3, and the pressure in the first flash tank 3 is controlled to be not more than a specified value; a pressure regulating mechanism is further arranged on the first flash steam pipe 10 near the steam inlet of the steam distributor 2, and comprises a pressure proportional regulating valve and a first one-way valve, wherein the first one-way valve can prevent flash steam from flowing back; the pressure of the pressure proportional regulating valve is set to be 0.04-0.05MPa, and if the pressure of flash steam from the first flash tank 3 is higher than the pressure set value, the flash steam can be regulated by the pressure proportional regulating valve, and vice versa; the condensed water containing flash steam from the noodle shop is conveyed to the first flash tank 3 through the main condensate water pipe 7 for primary flash evaporation, the generated primary flash steam and flash steam contained in the original condensed water are conveyed to the pressure proportional regulating valve through the first flash steam pipe 10 for pressure regulation, and then conveyed to the steam distributor 2 for recycling heat of the flash steam.
The first water outlet and the condensation water outlet of the first flash tank 3 are communicated with the second liquid inlet of the second flash tank 4 through a first liquid outlet pipe 11, the second water outlet and the condensation water outlet of the second flash tank 4 are communicated with the third liquid inlet of the condensation water tank 5 through a second liquid outlet pipe 12, and the second steam outlet of the second flash tank 4 and the third steam outlet of the condensation water tank 5 are communicated with the first flash tank 3 through a second flash steam pipe 13; the second flash tank 4 is provided with a safety valve, and the pressure in the second flash tank 4 is controlled not to exceed a specified value; the primary condensate water from the first flash tank 3 is conveyed to the second flash tank 4 through the first liquid outlet pipe 11 to carry out secondary flash evaporation, the generated secondary flash steam and primary flash steam contained in the primary condensate water are conveyed to the first flash tank 3 through the second flash steam pipe 13 to carry out tertiary flash evaporation, and then conveyed to the steam distributor 2 through the first flash steam pipe 10 to carry out secondary recycling on heat of the flash steam, and meanwhile, the stability of the source of the flash steam conveyed to the noodle making workshop is ensured; the secondary condensate water from the second flash tank 4 is conveyed to the condensate water tank 5 through the second liquid outlet pipe 12 for storage, and the condensate water in the condensate water tank 5 can be conveyed back to the boiler 1 through the third liquid outlet pipe 14 for recycling, so that the condensate water and flash steam can be efficiently recycled, the latent heat value of the flash steam is fully utilized, and the recycling rate of heat resources is improved; meanwhile, when the pressure and the steam quantity of the recovered flash steam are enough for the heat source of the noodle making workshop, a stop valve on the main steam pipeline 6 is closed, the heat source of the noodle making workshop adopts primary flash steam generated by condensed water containing the flash steam from the noodle making workshop, and when the pressure and the steam quantity of the recovered flash steam are insufficient, the stop valve on the main steam pipeline 6 is opened, and the main steam compensates for the difference; the primary flash steam is used as the auxiliary primary flash steam, and the primary flash steam is used as the auxiliary primary flash steam, so that the high-pressure steam produced by the boiler 1 is reduced, and the energy consumption of the boiler 1 is reduced.
The third water outlet of the condensate water tank 5 is connected with the boiler 1 through a third liquid outlet pipe 14, a water pump 25 is arranged on the third liquid outlet pipe 14, and condensate water from the condensate water tank 5 is conveyed into the boiler 1 for recycling under the power action of the water pump through the third liquid outlet pipe. A liquid level meter is arranged at one side of the condensate water tank 5 and is used for detecting the water level of the condensate water tank 5; the top of the condensate water tank 5 is communicated with a third flash evaporation steam pipe 22, the third flash evaporation steam pipe 22 is connected with the boiler 1, and a second one-way valve is further arranged on the third flash evaporation steam pipe 22 to prevent steam from flowing back. A third flash steam branch pipe is also communicated between the third flash steam pipe 22 and the second flash steam pipe 13, and a pipeline cut-off valve 24 is arranged on the third flash steam branch pipe. The condensed water tank 5 is also a pressure tank, if the first-stage flash evaporation and the second-stage flash evaporation are in failure, the water level in the condensed water tank 5 is higher than the set water level, air in the condensed water tank is compressed, the pressure is increased along with the water level, when the pressure in the condensed water tank reaches a specified upper limit pressure value, an index of an electric contact pressure gauge communicated with the top of the condensed water tank 5 by a third flash evaporation steam pipe 22 is communicated with an upper limit contact, a signal for cutting off a steam supply pipeline is sent to a control electric box, the control electric box controls the closing of a pipeline cut-off valve and the starting of a water pump, the water is conveyed to the boiler 1 through a third liquid outlet pipe 14 for use, the pressure of the air in the condensed water tank 5 is pressed into the third liquid outlet pipe 14, the third water level is lowered, and the air pressure in the tank is lowered along with the pressure; when the water level in the condensate tank 5 is lower than the set water level, the line shut-off valve 24 is opened and the water pump is stopped.
The working principle of the embodiment is as follows: when the noodle making shop does not need to provide a heat source, the steam electric valve and the pipeline cut-off valve 24 are closed, and condensate water containing flash steam from the noodle making shop is directly conveyed to the boiler 1 for use through the main condensate pipe 7; when the noodle making shop needs to provide a heat source, firstly, the high-pressure high-temperature steam from the boiler 1 is decompressed through the decompression mechanism 9, the decompressed high-temperature steam is conveyed into the steam distributor 2, and the high-temperature steam is shunted and conveyed to the corresponding noodle making shop through the branch steam pipeline 8 to provide the heat source; the condensed water containing flash steam from a noodle workshop is conveyed to a first flash tank 3 through a main condensate pipe 7 for primary flash evaporation, the generated primary flash steam and flash steam contained in the original condensed water are conveyed to a pressure proportional regulating valve through a first flash steam pipe 10 for pressure regulation, and then conveyed to a steam distributor 2 for recycling heat of the flash steam; meanwhile, the primary condensate water from the first flash tank 3 is conveyed to the second flash tank 4 for secondary flash evaporation, the generated secondary flash steam and the primary flash steam contained in the primary condensate water are conveyed to the first flash tank 3 through the second flash steam pipe 13 for tertiary flash evaporation, and then conveyed to the steam distributor 2 through the first flash steam pipe 10 for secondary recycling of heat of the flash steam; the secondary condensate water of the second flash tank 4 is conveyed to the condensate water tank 5 through the second liquid outlet pipe 12 for storage, and the condensate water in the condensate water tank 5 can be conveyed to the boiler 1 through the third liquid outlet pipe 14 for recycling the condensate water, so that the operation is performed.
It should be noted that, in all the embodiments described above, the control electric box may include a programmable controller or a PLC or a single chip microcomputer commonly used in the market, and is used for controlling the opening and closing of the pipeline cut-off valve and the water pump, where the controller may make corresponding action instructions for each mechanism according to the feedback signal, so as to control the device to operate the operations of flash steam and recovery of condensed water, and the specific control mode of the control system is not in the protection scope of the present utility model, and will not be described herein;
when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "upper," "lower," "left," "right," "front," "back," and the like are used herein for illustrative purposes only.
The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (8)
1. The condensate water recycling system containing flash steam is characterized in that: the device comprises a boiler (1), a steam distributor (2), a first flash tank (3), a second flash tank (4), a condensate water tank (5), a main steam pipeline (6) and a main condensate water pipe (7), wherein the boiler (1) is communicated with the main steam pipeline (6), the main steam pipeline (6) is communicated with a steam inlet of the steam distributor (2), and the steam distributor (2) is connected with a plurality of branch steam pipelines (8); one end of the main condensate pipe (7) is communicated with a noodle making workshop, the other end of the main condensate pipe is communicated with a first liquid inlet of the first flash tank (3), a first steam outlet of the first flash tank (3) is communicated with the steam inlet of the steam distributor (2) through a first flash steam pipe (10), and a pressure regulating mechanism is further arranged on the first flash steam pipe (10); the first water outlet and the first water outlet of the first flash tank (3) are communicated with the second liquid inlet of the second flash tank (4) through a first liquid outlet pipe (11), the second water outlet and the second water outlet of the second flash tank (4) are communicated with the third liquid inlet of the condensation water tank (5) through a second liquid outlet pipe (12), and the second steam outlet of the second flash tank (4) and the third steam outlet of the condensation water tank (5) are communicated with the first flash tank (3) through a second flash steam pipe (13); the third water outlet of the condensed water tank (5) is connected with the boiler (1) through a third liquid outlet pipe (14).
2. The flash-steam-containing condensate recycling system of claim 1, wherein: the main steam pipeline (6) is provided with a pressure reducing mechanism (9), the pressure reducing mechanism (9) comprises a first pressure reducing valve and a second pressure reducing valve, and a first pressure gauge is arranged between the first pressure reducing valve and the second pressure reducing valve.
3. The flash-steam-containing condensate recycling system of claim 1, wherein: the pressure regulating mechanism comprises a pressure proportional regulating valve (18) and a first one-way valve (19).
4. The flash-steam-containing condensate recycling system of claim 1, wherein: the first flash tank (3) and the second flash tank (4) are both provided with safety valves (20).
5. The flash-steam-containing condensate recycling system of claim 1, wherein: the top of condensate water jar (5) is linked together there is third flash evaporation steam pipe (22), third flash evaporation steam pipe (22) are connected with boiler (1), still install second check valve (23) on third flash evaporation steam pipe (22).
6. The flash-steam-containing condensate recycling system of claim 5, wherein: and a third flash evaporation steam branch pipe is further communicated between the third flash evaporation steam pipe (22) and the second flash evaporation steam pipe (13), and a pipeline cut-off valve (24) is arranged on the third flash evaporation steam branch pipe.
7. The flash-steam-containing condensate recycling system of claim 1, wherein: and a water pump (25) is arranged on the third liquid outlet pipe (14).
8. The flash-steam-containing condensate recycling system of claim 1, wherein: a liquid level meter (26) is arranged on one side of the condensed water tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321698765.8U CN220229116U (en) | 2023-06-30 | 2023-06-30 | Condensate water recycling system containing flash steam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321698765.8U CN220229116U (en) | 2023-06-30 | 2023-06-30 | Condensate water recycling system containing flash steam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220229116U true CN220229116U (en) | 2023-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321698765.8U Active CN220229116U (en) | 2023-06-30 | 2023-06-30 | Condensate water recycling system containing flash steam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220229116U (en) |
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2023
- 2023-06-30 CN CN202321698765.8U patent/CN220229116U/en active Active
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