CN201496945U - Energy-saving thermal mist spray deaerator - Google Patents
Energy-saving thermal mist spray deaerator Download PDFInfo
- Publication number
- CN201496945U CN201496945U CN2009203117331U CN200920311733U CN201496945U CN 201496945 U CN201496945 U CN 201496945U CN 2009203117331 U CN2009203117331 U CN 2009203117331U CN 200920311733 U CN200920311733 U CN 200920311733U CN 201496945 U CN201496945 U CN 201496945U
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- CN
- China
- Prior art keywords
- oxygen
- water
- energy
- filler
- removing tower
- 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
Links
- 239000003595 mist Substances 0.000 title abstract 3
- 239000007921 spray Substances 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000001301 oxygen Substances 0.000 claims abstract description 29
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 29
- 239000000945 filler Substances 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 13
- 238000006392 deoxygenation reaction Methods 0.000 claims description 19
- 238000007751 thermal spraying Methods 0.000 claims description 18
- 239000012528 membrane Substances 0.000 claims description 15
- 230000003020 moisturizing effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 10
- 238000005273 aeration Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000889 atomisation Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000009835 boiling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
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- Degasification And Air Bubble Elimination (AREA)
- Physical Water Treatments (AREA)
Abstract
The utility model relates to an energy-saving thermal mist spray deaerator, which comprises a de-aeration tower and a de-aeration water tank which is connected with the de-aeration tower, wherein a two-stage de-aeration mechanism is arranged in the de-aeration tower, and comprises a rotary film tube and a filler, wherein the rotary film tube is arranged on the upper segment of the tower, and is arranged on the upper portion of the filler, the rotary film tube is a rotary film porous tube, the rotary film tube is vertically mounted on a figure pattern card, the filler is arranged between grids, and the lower portions of the grids are provided with gas distributing pipes. The energy-saving thermal mist spray deaerator can lead water whose oxygen is to be removed to be fully atomized, atomization greatly increases the contact surface of water and heating steam for guaranteeing the highly-effective heat exchange of water and steam, gas which is dissolved into water can be thoroughly excluded, the de-aeration effect is excellent, and the oxygen content of outlet water can still accord with regulated requirements.
Description
Technical field
The utility model relates to a kind of oxygen-eliminating device, relates in particular to a kind of energy-saving thermal spraying oxygen eliminator.
Background technology
Oxygen-eliminating device is one of boiler and heating system key equipment, as oxygen-eliminating device deoxygenation ability, and the heavy losses that will cause to the corrosion of boiler feedwater pipeline, economizer and other auxiliary device.Thermal spraying oxygen eliminator is oxygenous by removing boiler feedwater, is not subjected to the corrosion of oxygen to protect boiler plant, guarantees equipment safety operation.The gas flow that is dissolved in the water is directly proportional with gas partial pressure on the water surface, thermal de-aeration comes heated feed water with steam exactly, improves the temperature of water, and water surface vapor partial pressure power is increased gradually, and the gas partial pressure that is dissolved in water constantly reduces, and the gas that is dissolved in the water is overflowed from water.When water was heated to boiling, water surface all gases partial pressure was zero, thereby water oxygen gas is removed substantially.The deaerating effect of oxygen-eliminating device depends on boiling degree and the water and the steam surface contact area of water.Prior art generally adopts trickle disc type thermal deaerator to carry out deoxygenation, but the heat-transfer effect of trickle disc type thermal deaerator is poor, the contact area of water and steam is little, makes that the heat exchange of water and steam is insufficient, causes the oxygen content of water outlet can not requirement up to specification.
The utility model content
The utility model is poor at the heat-transfer effect of trickle disc type thermal deaerator, the contact area of water and steam is little, make that the heat exchange of water and steam is insufficient, cause the deficiency that the oxygen content of water outlet can not requirement up to specification, a kind of energy-saving thermal spraying oxygen eliminator is provided.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of energy-saving thermal spraying oxygen eliminator, comprise oxygen-removing tower and the deoxygenation water tank that links to each other with described oxygen-removing tower, comprise the two-stage oxygen removal mechanism in the described oxygen-removing tower, be respectively rotation membrane pipe and filler, described rotation membrane pipe is positioned at the tower epimere, and is located at the top of described filler; Described rotation membrane pipe is one to revolve the film antipriming pipe, and described rotation membrane pipe vertically is installed on the card; Described filler is between grid, and the below of described grid is provided with air feeding tube.
Further, described oxygen-removing tower comprises a water fender, and described water fender is located at the end socket place of oxygen-removing tower, and described filler is fixed on the grid by pull bar, pad and nut.
Further, the upper end of described oxygen-removing tower has a steam drain; Have moisturizing inlet, first condensing water inlet, second condensing water inlet and heating steam inlet on the sidewall of described oxygen-removing tower; The upper end of described deoxygenation water tank has the indirect steam inlet; Has an overfall on the sidewall of described deoxygenation water tank; The lower end of described deoxygenation water tank has drain and delivery port.
The beneficial effects of the utility model are: the energy-saving thermal spraying oxygen eliminator of the utility model can make by deaerated water and atomize fully, atomizing has increased the contact-making surface of water and heating steam greatly, to guarantee the efficient heat exchange of water and steam, the gas that is dissolved in the water can be excluded more up hill and dale, deaerating effect is good, and the oxygen content of water outlet still can requirement up to specification.
Description of drawings
Fig. 1 is the structural representation of the energy-saving thermal spraying oxygen eliminator of the utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the structural representation of the utility model oxygen-removing tower;
Fig. 5 is the structural representation of the utility model air feeding tube;
Fig. 6 is the structural representation of the utility model rotation membrane pipe;
Fig. 7 is the structural representation of the utility model card;
Fig. 8 is the structural representation of the utility model grid;
Fig. 9 is for using the system architecture schematic diagram of the energy-saving thermal spraying oxygen eliminator of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used to explain the utility model, is not to be used to limit scope of the present utility model.
Fig. 1 is the structural representation of the energy-saving thermal spraying oxygen eliminator of the utility model; Fig. 2 is the left view of Fig. 1; Fig. 3 is the vertical view of Fig. 1.Shown in Fig. 1,2 and 3, described energy-saving thermal spraying oxygen eliminator comprises oxygen-removing tower and the deoxygenation water tank that links to each other with described oxygen-removing tower.The upper end of described oxygen-removing tower has a steam drain 6 and a safety-valve 5; Has moisturizing inlet 1, first condensing water inlet 2, second condensing water inlet 3, heating steam inlet 4, pressure gauge connection 7 and pressure signal interface 22 on the sidewall of described oxygen-removing tower.Described pressure gauge connection 7 is connected to Pressure gauge, is used to monitor the intake pressure of condensed water.The upper end of described deoxygenation water tank has indirect steam inlet 8, auxiliary heating gate 9 and standby mouth 10; Has an overfall 16, thermometer boss 14, temperature signal interface 15, the first liquid level meter interface 17, the second liquid level meter interface 18, the first differential pressure levelmeter interface 19 and the second differential pressure levelmeter interface 20 on the sidewall of described deoxygenation water tank; Described deoxygenation water tank has a manhole 21 at the end near the described first differential pressure levelmeter interface 19 and the second differential pressure levelmeter interface 20; The lower end of described deoxygenation water tank has drain 11, delivery port 12 and standby mouth 13.Described temperature signal interface 15 is connected to thermometer, is used to monitor the temperature of the heating steam that enters oxygen-eliminating device.
Fig. 4 is the structural representation of the utility model oxygen-removing tower, Fig. 5 is the structural representation of the utility model air feeding tube, Fig. 6 is the structural representation of the utility model rotation membrane pipe, and Fig. 7 is the structural representation of the utility model card, and Fig. 8 is the structural representation of the utility model grid.Shown in Fig. 4～8, comprise the two-stage oxygen removal mechanism in the described oxygen-removing tower, be respectively rotation membrane pipe 31 and filler 35, described rotation membrane pipe 31 is positioned at tower epimere 28, and is located at the top of described filler 35; Described rotation membrane pipe 31 is one to revolve the film antipriming pipe, and described rotation membrane pipe vertically is installed on the card 32, is provided with short tube 33 between the described card 32.Described filler 35 is between grid 34, and the below of described grid 34 is provided with air feeding tube 23.The below of described air feeding tube 23 is provided with flange 36, and described air feeding tube 23 is by plug 234, the pipe 233 of drawing money on credit, short arm 232 and be responsible for 231 and form.Described oxygen-removing tower comprises a water fender 30, and described water fender 30 is located at end socket 29 places of oxygen-removing tower, and described filler 35 is fixed on the grid 34 by pull bar 25, pad 26 and nut 27, and the below of described grid 34 is provided with a piece 24.Have one in the described oxygen-removing tower and revolve the film antipriming pipe, condensate water through rise revolve the film antipriming pipe in the shape of a spiral shape form water membrane skirt by certain angle ejection, and take over the heating steam of introducing with a heating steam and carry out heat exchange, formed a deoxygenation.Main condensate (containing supplementing water) from low-pressure heater enters oxygen-eliminating device by described first condensing water inlet 2, through revolving the ejection of film antipriming pipe, form skirt shape moisture film, carry out hybrid heat transfer and mass transfer with 4 heating steams that from bottom to top enter that enter the mouth by heating steam, feedwater reaches the saturation temperature under the operating pressure rapidly.At this moment, the most dissolved oxygen in the water and other gas are resolved basically to come out, and reaches the purpose of deoxygenation.The dissolved oxygen of from water, separating out and other gas then constantly from the steam drain 6 at oxygen-eliminating device top with outside the surplus vapour displacer.All heating steam is condensed into condensate water after emitting heat, flow out through delivery port 12 downwards after deaerated water mixes.
Fig. 9 is for using the system architecture schematic diagram of the energy-saving thermal spraying oxygen eliminator of the utility model.As shown in Figure 8, the steam drain 6 of the energy-saving thermal spraying oxygen eliminator 101 of the utility model links to each other with condensed water recover 104 respectively with first condensing water inlet 2, delivery port 12 links to each other with feed pump 102, demineralized water 105 carries out deoxygenation enter first condensing water inlet 2 of energy-saving thermal spraying oxygen eliminator 101 by described condensed water recover 104 after, water after the deoxygenation enters boiler 103 by the delivery port 12 of energy-saving thermal spraying oxygen eliminator 101, steam in the energy-saving thermal spraying oxygen eliminator 101 enters condensed water recover 104 by steam drain 6 and is condensed into water, enter in the oxygen-eliminating device by first condensing water inlet 2 again, recycle.
The above only is preferred embodiment of the present utility model, and is in order to restriction the utility model, not all within spirit of the present utility model and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (3)
1. energy-saving thermal spraying oxygen eliminator, comprise oxygen-removing tower and the deoxygenation water tank that links to each other with described oxygen-removing tower, it is characterized in that, comprise the two-stage oxygen removal mechanism in the described oxygen-removing tower, be respectively rotation membrane pipe (31) and filler (35), described rotation membrane pipe (31) is positioned at tower epimere (28), and is located at the top of described filler (35); Described rotation membrane pipe (31) is one to revolve the film antipriming pipe, and described rotation membrane pipe vertically is installed on the card (32); Described filler (35) is positioned between the grid (34), and the below of described grid (34) is provided with air feeding tube (23).
2. energy-saving thermal spraying oxygen eliminator according to claim 1, it is characterized in that, described oxygen-removing tower comprises a water fender (30), described water fender (30) is located at the end socket (29) of oxygen-removing tower and is located, and described filler (35) is fixed on the grid (34) by pull bar (25), pad (26) and nut (27).
3. energy-saving thermal spraying oxygen eliminator according to claim 1 is characterized in that, the upper end of described oxygen-removing tower has a steam drain (6); Have moisturizing inlet (1), first condensing water inlet (2), second condensing water inlet (3) and heating steam inlet (4) on the sidewall of described oxygen-removing tower; The upper end of described deoxygenation water tank has indirect steam inlet (8); Has an overfall (16) on the sidewall of described deoxygenation water tank; The lower end of described deoxygenation water tank has drain (11) and delivery port (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203117331U CN201496945U (en) | 2009-09-28 | 2009-09-28 | Energy-saving thermal mist spray deaerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203117331U CN201496945U (en) | 2009-09-28 | 2009-09-28 | Energy-saving thermal mist spray deaerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201496945U true CN201496945U (en) | 2010-06-02 |
Family
ID=42440151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203117331U Expired - Fee Related CN201496945U (en) | 2009-09-28 | 2009-09-28 | Energy-saving thermal mist spray deaerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201496945U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022721A (en) * | 2010-12-15 | 2011-04-20 | 哈尔滨锅炉厂有限责任公司 | Horizontal collecting pipe type spinning membrane deaerator |
| CN103449549A (en) * | 2013-09-16 | 2013-12-18 | 哈尔滨汽轮机厂辅机工程有限公司 | De-aerator for de-aerating water by using steam residual heat |
| CN105485658A (en) * | 2015-12-24 | 2016-04-13 | 哈尔滨锅炉厂有限责任公司 | Deaerator for horizontal type constant-speed spring spray nozzle and bubbling tube steam inlet device and deaeration method |
| CN105984910A (en) * | 2015-02-03 | 2016-10-05 | 上海华林工业气体有限公司 | Oxygen removal device for deaerator used for hydrogen production |
-
2009
- 2009-09-28 CN CN2009203117331U patent/CN201496945U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022721A (en) * | 2010-12-15 | 2011-04-20 | 哈尔滨锅炉厂有限责任公司 | Horizontal collecting pipe type spinning membrane deaerator |
| CN103449549A (en) * | 2013-09-16 | 2013-12-18 | 哈尔滨汽轮机厂辅机工程有限公司 | De-aerator for de-aerating water by using steam residual heat |
| CN103449549B (en) * | 2013-09-16 | 2014-11-05 | 哈尔滨汽轮机厂辅机工程有限公司 | De-aerator for de-aerating water by using steam residual heat |
| CN105984910A (en) * | 2015-02-03 | 2016-10-05 | 上海华林工业气体有限公司 | Oxygen removal device for deaerator used for hydrogen production |
| CN105485658A (en) * | 2015-12-24 | 2016-04-13 | 哈尔滨锅炉厂有限责任公司 | Deaerator for horizontal type constant-speed spring spray nozzle and bubbling tube steam inlet device and deaeration method |
| CN105485658B (en) * | 2015-12-24 | 2018-06-05 | 哈尔滨锅炉厂有限责任公司 | Horizontal constant speed spring nozzle adds the oxygen-eliminating device and deoxidation method of bubbling pipe steam inlet device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20110928 |