CN204460174U - Steam boiler blowdown deaerating type of cycles - Google Patents
Steam boiler blowdown deaerating type of cycles Download PDFInfo
- Publication number
- CN204460174U CN204460174U CN201520047223.3U CN201520047223U CN204460174U CN 204460174 U CN204460174 U CN 204460174U CN 201520047223 U CN201520047223 U CN 201520047223U CN 204460174 U CN204460174 U CN 204460174U
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- CN
- China
- Prior art keywords
- water tank
- sewage
- heat exchanger
- steam boiler
- deoxygenation
- Prior art date
- 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.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/50—Feed-water heaters, i.e. economisers or like preheaters incorporating thermal de-aeration of feed-water
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physical Water Treatments (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model provides a kind of steam boiler blowdown deaerating type of cycles, comprise softened water tank and deoxygenation water tank, in two casings, heat exchanger is set respectively, each heat exchanger is all set up in casing by apertured partition, first outfall of deoxygenation water tank is communicated with the second sewage inlet of softened water tank by sewage connecting pipe, first soft water water inlet of deoxygenation water tank is communicated with the second soft water delivery port of softened water tank by hose, in deoxygenation water tank, be provided with deaerating plant.Sewage passes through in heat exchanger, and soft water carries out exchange heat through the heat flowing through heat exchanger and sewage after apertured partition.The steam boiler blowdown deaerating type of cycles that the utility model provides, blowdown expander supporting in original steam boiler steam and water circuit, blowdown cooling tank can be replaced, and blowdown sewage temperature need not blend running water namely lower than exhaust temperature, reclaim sewage remaining energy simultaneously, construction costs, lower than legacy system, meets national existing energy-saving and emission-reduction state basic policy.
Description
Technical field
The utility model relates to energy technology field, particularly relates to a kind of steam boiler blowdown deaerating type of cycles.
Background technology
Steam boiler is in the process used, due to long-time use, the hot water impurity content used in steam boiler is too high, need sewage discharge high for these impurity contents to be changed new water to continue to use, and discharge in this steam boiler sewerage and be usually furnished with blowdown expander, blowdown cooling tank, oxygen-eliminating device, soft water feed-tank four corollary equipments, wherein, blowdown expander is used for the high temperature sewage of discharging in steam boiler to be discharged in blowdown cooling tank after blowdown decompression and expansion to lower the temperature again, and the mode of blowdown cooling tank cooling is to blending running water cooling in sewage, due to according to discharging standards, during blowdown, sewage temperature is even higher at about 100 DEG C, and be no more than 40 DEG C for reaching exhaust temperature, running water cooling should be blent in blowdown cooling tank when blowdown sewage drains into blowdown cooling tank, the mode not only waste water resource of this cooling, and effective recycling is not obtained to the heat energy of sewage.
Utility model content
The purpose of this utility model is to solve the defect that above-mentioned prior art exists, and provides a kind of steam boiler blowdown deaerating type of cycles that not only can reclaim high temperature sewage heat energy but also not waste water resource again.
A kind of steam boiler blowdown deaerating type of cycles, comprises softened water tank and deoxygenation water tank;
Bottom in described deoxygenation water tank arranges First Heat Exchanger, the casing of deoxygenation water tank is provided with the first sewage inlet, the first outfall, the first soft water water inlet, steam boiler admission port; Bottom in softened water tank arranges the second heat exchanger, the casing of softened water tank is provided with the second soft water filling pipe end, the second soft water delivery port, the second sewage inlet, the second sewage effluent, described first outfall is communicated with the second sewage inlet by sewage connecting pipe, and the first soft water water inlet is communicated with the second soft water delivery port by hose;
Described First Heat Exchanger is set up in deoxygenation water tank by the first apertured partition, and the second heat exchanger is set up in softened water tank by the second apertured partition, and the top of deoxygenation water tank is provided with the first overflow pipe, and the top of softened water tank is provided with the second overflow pipe; Described first soft water water inlet is arranged on below the first apertured partition, and the second soft water filling pipe end is arranged on below the second apertured partition; Steam boiler admission port is arranged on the top of deoxygenation water tank, and the second soft water delivery port is arranged on the top of softened water tank;
Be provided with deaerating plant in described deoxygenation water tank, the top of its casing is provided with safety valve;
Sewage passes through in heat exchanger, and soft water carries out exchange heat through the heat flowing through heat exchanger and sewage after apertured partition.
Further, steam boiler blowdown deaerating type of cycles as above, described First Heat Exchanger comprises two first and connects case, connect between case at two first and be provided with some the first heat-exchanging tube bundles flow through for sewage, described first sewage inlet, the first outfall are separately positioned on the casing of two company's casees.
Further, steam boiler blowdown deaerating type of cycles as above, described sewage connecting pipe is provided with drain valve.
Further, steam boiler blowdown deaerating type of cycles as above, is respectively arranged with the second discharge opening and the first discharge opening in the bottom of softened water tank and deoxygenation water tank.
Further, steam boiler blowdown deaerating type of cycles as above, described First Heat Exchanger and the second heat exchanger are on same level line, and sewage connecting pipe is the straight line type pipeline of horizontal positioned.
Further, steam boiler blowdown deaerating type of cycles as above, the steam pipe that described deaerating plant comprises Steam Heating distributor and is attached thereto, described Steam Heating distributor is arranged on middle part in deoxygenation water tank, and described steam pipe is arranged on outside deoxygenation water tank.
Further, steam boiler blowdown deaerating type of cycles as above, comprises 2 described safety valves.
The steam boiler blowdown deaerating type of cycles that the utility model provides, blowdown expander supporting in original steam boiler steam and water circuit, blowdown cooling tank can be replaced, and blowdown sewage temperature need not blend running water namely lower than exhaust temperature, reclaim sewage remaining energy simultaneously, construction costs, lower than legacy system, meets national existing energy-saving and emission-reduction state basic policy.
Accompanying drawing explanation
Fig. 1 is the utility model steam boiler blowdown deaerating type of cycles structural representation.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below technical scheme in the utility model be clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the utility model steam boiler blowdown deaerating type of cycles structural representation, and as shown in Figure 1, the steam boiler blowdown deaerating type of cycles that the utility model is supplied to comprises interconnective deoxygenation water tank 1 and softened water tank 2, wherein be provided with First Heat Exchanger in deoxygenation water tank 1, this First Heat Exchanger comprises two first and connects casees 14, is installed on two first and connects some first heat-exchanging tube bundles 19 between casees 14, described first connects case 14 is all communicated with described some first heat-exchanging tube bundles 19, as shown in Figure 1, first of the left side is connected case 14 and is communicated with the first sewage inlet 13 by flange, and first of the left side is connected case 14 and is communicated with the first sewage outlet 101 by flange, this First Heat Exchanger builds by the first apertured partition 11 bottom being arranged on deoxygenation water tank 1, middle part in deoxygenation water tank 1 is provided with deaerating plant, the steam pipe 15 that this deaerating plant comprises Steam Heating distributor 151 and is attached thereto, described steam pipe 15 is arranged on the lateral wall of deoxygenation water tank 1, the wall box of deoxygenation water tank 1 is also respectively arranged with the first discharge opening 12, first soft water water inlet 102, steam boiler admission port 16, first overflow pipe 18, 2 safety valves 17, described first discharge opening 12 is arranged on the bottom of deoxygenation water tank 1, first soft water water inlet 102 is arranged on the bottom of deoxygenation water tank 1, and be in the below of the first apertured partition 11, after soft water enters casing from the first soft water water inlet 102, after the water surface slowly rises through this first apertured partition 11, exchange heat is carried out with some first heat-exchanging tube bundles 19 of heat exchanger, the water temperature of soft water is made to increase, steam boiler admission port 16 is arranged on the top of casing, after the water temperature of soft water meets the requirements of temperature, discharges for extraneous by this mouth by water, first overflow pipe 18 is arranged on casing top, and the event that meets accident in order to prevent water level in casing too high, when the water level in casing rises to predetermined altitude, is discharged unnecessary water by the first overflow pipe 18, 2 safety valves 17 are arranged on the top of casing, and the effect designing 2 safety valves is herein: when one of them safety valve breaks down, another can as subsequent use,
The second heat exchanger is provided with in described softened water tank 2, this second heat exchanger comprises two second and connects case 26, be installed on some second heat-exchanging tube bundles 27 between two second company's casees 26, the structure of this heat exchanger and the similar of First Heat Exchanger, no longer describe in detail herein, as shown in Figure 1, second of the left side is connected case 26 casing and is communicated with the second sewage effluent 24 by flange 25, second of the right is connected case 26 casing and is communicated with the second sewage inlet 201 by flange, second heat exchanger builds by the second apertured partition 21 bottom being arranged on softened water tank 2, the wall box of softened water tank 2 is also respectively arranged with the second discharge opening 22, second soft water filling pipe end 23, second soft water delivery port 29, second overflow pipe 28, described second discharge opening 22 is arranged on the bottom of softened water tank 2, second soft water filling pipe end 23 is arranged on the bottom of softened water tank 2, and be in the below of the second apertured partition 21, after soft water enters casing from the second soft water filling pipe end 23, after the water surface slowly rises through this second apertured partition 21, exchange heat is carried out with some second heat-exchanging tube bundles 27 of heat exchanger, the water temperature of soft water is made to increase, second soft water delivery port 29 is arranged on the top of casing, described first outfall 101 is communicated with the second sewage inlet 201 by sewage connecting pipe 3, and the first soft water water inlet 102 is communicated with the second soft water delivery port 29 by hose 4.
Operation principle: high temperature sewage (about 100 DEG C) enters in deoxygenation water tank 1 by the first sewage inlet 13, the soft water (typical temperature is at 20 DEG C) that simultaneous temperature is lower flows in casing by the second soft water filling pipe end 23, sewage and soft water form an adverse current, then after the exchange heat respectively through First Heat Exchanger and the second heat exchanger, the temperature of soft water is improved, and the temperature of sewage declines, because sewage first carries out exchange heat through deoxygenation water tank 1, therefore, soft water temperature in deoxygenation water tank 1 temperature compared in softened water tank 2 wants high, then in deoxygenation water tank 1, when the temperature of water do not reach require time, by vapour heating distributer 151, soft water can be heated to 100 DEG C, then steam boiler admission port 16 is passed through for extraneous, simultaneously before soft water is discharged by steam boiler admission port 16, the oxygen in soft water can be removed by vapour heating distributer 151, to avoid using the equipment of soft water to cause damage, because soft water is in the process of heating, can produce the oxygen of steam and removing, these steam and oxygen are discharged by safety valve 17.After softened water tank 2 and deoxygenation water tank 1 use for a long time, meeting depositing contaminants in casing, and the method getting rid of these impurity utilizes the second discharge opening 22 and the first discharge opening 12 to be removed by the impurity in casing respectively, thus improve the quality of soft water, avoid Impurity deposition to cause damage to equipment on equipment, and radiating effect decline.
Further, in above-mentioned steam boiler blowdown deaerating type of cycles, in order to make drainage flow unimpeded, prevent steam from sealing in softened water tank, the utility model is provided with drain valve 5 in described sewage connecting pipe 3.
Further, in above-mentioned steam boiler blowdown deaerating type of cycles, the flowing that potential energy difference promotes sewage is produced in order to avoid making sewage, fully by the heat absorption of sewage, sewage is slow transitted through, First Heat Exchanger described in the utility model and the second heat exchanger are on same level line, and sewage connecting pipe 3 is the straight line type pipeline of horizontal positioned.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (7)
1. a steam boiler blowdown deaerating type of cycles, is characterized in that, comprises softened water tank (2) and deoxygenation water tank (1);
Bottom in described deoxygenation water tank (1) arranges First Heat Exchanger, the casing of deoxygenation water tank (1) is provided with the first sewage inlet (13), the first outfall (101), the first soft water water inlet (102), steam boiler admission port (16); Bottom in softened water tank (2) arranges the second heat exchanger, the casing of softened water tank (2) is provided with the second soft water filling pipe end (23), the second soft water delivery port (29), the second sewage inlet (201), the second sewage effluent (24), described first outfall (101) is communicated with the second sewage inlet (201) by sewage connecting pipe (3), and the first soft water water inlet (102) is communicated with the second soft water delivery port (29) by hose (4);
Described First Heat Exchanger is set up in deoxygenation water tank (1) by the first apertured partition (11), second heat exchanger is set up in softened water tank (2) by the second apertured partition (21), the top of deoxygenation water tank (1) is provided with the first overflow pipe (18), and the top of softened water tank (2) is provided with the second overflow pipe (28); Described first soft water water inlet (102) is arranged on the first apertured partition (11) below, and the second soft water filling pipe end (23) is arranged on the second apertured partition (21) below; Steam boiler admission port (16) is arranged on the top of deoxygenation water tank (1), and the second soft water delivery port (29) is arranged on the top of softened water tank (2);
Be provided with deaerating plant in described deoxygenation water tank (1), be provided with safety valve (17) at the top of its casing;
Sewage passes through in heat exchanger, and soft water carries out exchange heat through the heat flowing through heat exchanger and sewage after apertured partition.
2. steam boiler blowdown deaerating type of cycles according to claim 1, it is characterized in that, described First Heat Exchanger comprises two first and connects case (14), connect between case (14) at two first and be provided with some the first heat-exchanging tube bundles (19) flow through for sewage, described first sewage inlet (13), the first outfall (101) are separately positioned on the casing of two companiesies case (14).
3. steam boiler blowdown deaerating type of cycles according to claim 1, is characterized in that, described sewage connecting pipe (3) is provided with drain valve (5).
4. steam boiler blowdown deaerating type of cycles according to claim 1, it is characterized in that, be respectively arranged with the second discharge opening (22) and the first discharge opening (12) in the bottom of softened water tank (2) and deoxygenation water tank (1).
5. steam boiler blowdown deaerating type of cycles according to claim 1, is characterized in that, described First Heat Exchanger and the second heat exchanger are on same level line, and the straight line type pipeline that sewage connecting pipe (3) is horizontal positioned.
6. steam boiler blowdown deaerating type of cycles according to claim 1, it is characterized in that, the steam pipe (15) that described deaerating plant comprises Steam Heating distributor (151) and is attached thereto, described Steam Heating distributor (151) is arranged on middle part in deoxygenation water tank (1), and described steam pipe (15) is arranged on deoxygenation water tank (1) outward.
7. steam boiler blowdown deaerating type of cycles according to claim 1, is characterized in that, comprises 2 described safety valves (17).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520047223.3U CN204460174U (en) | 2015-01-23 | 2015-01-23 | Steam boiler blowdown deaerating type of cycles |
| CN201680000735.1A CN107223194B (en) | 2015-01-23 | 2016-01-21 | Blowdown deoxidization water supply system |
| PCT/CN2016/071570 WO2016116056A1 (en) | 2015-01-23 | 2016-01-21 | Sewage draining, deaerating, and water feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520047223.3U CN204460174U (en) | 2015-01-23 | 2015-01-23 | Steam boiler blowdown deaerating type of cycles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204460174U true CN204460174U (en) | 2015-07-08 |
Family
ID=53667052
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520047223.3U Expired - Fee Related CN204460174U (en) | 2015-01-23 | 2015-01-23 | Steam boiler blowdown deaerating type of cycles |
| CN201680000735.1A Active CN107223194B (en) | 2015-01-23 | 2016-01-21 | Blowdown deoxidization water supply system |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680000735.1A Active CN107223194B (en) | 2015-01-23 | 2016-01-21 | Blowdown deoxidization water supply system |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN204460174U (en) |
| WO (1) | WO2016116056A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016116056A1 (en) * | 2015-01-23 | 2016-07-28 | 关文吉 | Sewage draining, deaerating, and water feeding system |
| WO2023077612A1 (en) * | 2021-11-04 | 2023-05-11 | 青岛新奥能源有限公司 | Industrial steam condensation water recycling system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114349086A (en) * | 2021-12-14 | 2022-04-15 | 张家港中远海运金港化工物流有限公司 | Be used for abluent effluent disposal system of tank |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10141606A (en) * | 1996-11-11 | 1998-05-29 | Mitsubishi Heavy Ind Ltd | Boiler plant |
| US8166925B2 (en) * | 2007-10-26 | 2012-05-01 | Fccl Partnership | Method and apparatus for steam generation |
| CN101446410A (en) * | 2007-11-27 | 2009-06-03 | 贵阳铝镁设计研究院 | Method for recycling the afterheat of continuous blowdown extension tank and device thereof |
| CN201866753U (en) * | 2010-11-17 | 2011-06-15 | 山西合成橡胶集团有限责任公司 | Device using heat of boiler sewage to warm up softened water |
| CN202955680U (en) * | 2012-11-28 | 2013-05-29 | 中冶东方工程技术有限公司 | Heat utilization device of boiler blow-down water |
| CN203703936U (en) * | 2013-12-11 | 2014-07-09 | 北京志能祥赢节能环保科技有限公司 | Waste heat utilizing device for blowdown flash tank |
| CN204460174U (en) * | 2015-01-23 | 2015-07-08 | 关文吉 | Steam boiler blowdown deaerating type of cycles |
| CN104832903B (en) * | 2015-04-29 | 2017-06-06 | 吴恩珍 | A kind of compact low capacity is exerted oneself greatly biomass granule boiler |
| CN204880075U (en) * | 2015-08-19 | 2015-12-16 | 河南第一火电建设公司 | High -efficient cleaning system of boiler and water supply system passive film |
-
2015
- 2015-01-23 CN CN201520047223.3U patent/CN204460174U/en not_active Expired - Fee Related
-
2016
- 2016-01-21 WO PCT/CN2016/071570 patent/WO2016116056A1/en active Application Filing
- 2016-01-21 CN CN201680000735.1A patent/CN107223194B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016116056A1 (en) * | 2015-01-23 | 2016-07-28 | 关文吉 | Sewage draining, deaerating, and water feeding system |
| CN107223194A (en) * | 2015-01-23 | 2017-09-29 | 关文吉 | A kind of blowdown deaerated feedwater system |
| WO2023077612A1 (en) * | 2021-11-04 | 2023-05-11 | 青岛新奥能源有限公司 | Industrial steam condensation water recycling system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107223194A (en) | 2017-09-29 |
| WO2016116056A1 (en) | 2016-07-28 |
| CN107223194B (en) | 2019-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20170123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |