CN106949455A - A kind of noise-reduction energy-saving device applied to oxygen-eliminating device - Google Patents
A kind of noise-reduction energy-saving device applied to oxygen-eliminating device Download PDFInfo
- Publication number
- CN106949455A CN106949455A CN201710177788.7A CN201710177788A CN106949455A CN 106949455 A CN106949455 A CN 106949455A CN 201710177788 A CN201710177788 A CN 201710177788A CN 106949455 A CN106949455 A CN 106949455A
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- China
- Prior art keywords
- water
- pipeline
- oxygen
- heat exchanger
- eliminating device
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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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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
Abstract
The invention discloses a kind of noise-reduction energy-saving device applied to oxygen-eliminating device, including heat exchanger, first pipeline, air exhauster, second pipe, demineralized water main pipe, 3rd pipeline, 4th pipeline, 6th pipeline, sweet-water tank, heat exchanger passes through the first pipeline communication with oxygen-eliminating device, heat exchanger is connected with air exhauster by second pipe, oxygen-eliminating device is connected with desalination water isolation valve by demineralized water main pipe, section of the demineralized water main pipe between oxygen-eliminating device and desalination water isolation valve passes through the 3rd pipeline communication with heat exchanger, desalination water isolation valve passes through the 4th pipeline communication with heat exchanger, salt water isolation valve passes through the 6th pipeline communication with sweet-water tank, demineralized water from sweet-water tank in heat exchanger with the water vapour heat exchange from oxygen-eliminating device, the heat energy that demineralized water has taken away water vapour has come back to oxygen-eliminating device, water vapour condenses into water discharge heat exchanger afterwards to the cold, and the gas separated discharges heat exchanger by air exhauster, both noise problem is solved, reclaim heat energy again simultaneously.
Description
Technical field
The present invention relates to oxygen-eliminating device technical field, and in particular to a kind of noise-reduction energy-saving device applied to oxygen-eliminating device.
Background technology
The oxygen-eliminating device of Thermal Power Station needed after thermal de-aeration discharge oxygen, typically do emptying process, mainly have with
Lower shortcoming：
1. noise pollution, oxygen-eliminating device while gas is discharged, can also discharge a part of steam after thermal de-aeration,
Because the pressure of oxygen-eliminating device is higher, noise is larger during discharge oxygen, and noise pollution is caused to the environment on periphery；
2. wasting heat energy, steam is contained in the gas of oxygen-eliminating device discharge, steam can take away the heat energy of a part, so as to cause
The waste of heat energy.
The content of the invention
In view of this, in order to solve the problems of the prior art, the present invention proposes a kind of noise reduction section applied to oxygen-eliminating device
Can device.
The present invention is solved the above problems by following technological means：
A kind of noise-reduction energy-saving device applied to oxygen-eliminating device, including：Heat exchanger, the first pipeline, air exhauster, second pipe,
Demineralized water main pipe, the 3rd pipeline, the 4th pipeline, the 6th pipeline, the 7th pipeline, sweet-water tank；
The air intake of the heat exchanger and the steam drain of oxygen-eliminating device pass through the first pipeline communication；
First pipeline is provided with deaerator exhaust valve；
The exhaust outlet of the heat exchanger is connected with air exhauster by second pipe；
The demineralized water water inlet of the oxygen-eliminating device is connected with desalination water isolation valve by demineralized water main pipe；
Section of the demineralized water main pipe between the demineralized water water inlet of oxygen-eliminating device and desalination water isolation valve water side with
The demineralized water discharge outlet of heat exchanger passes through the 3rd pipeline communication；
3rd pipeline is provided with outlet valve；
The water inlet end of the desalination water isolation valve and the demineralized water water inlet of heat exchanger pass through the 4th pipeline communication；
4th pipeline is provided with water intaking valve；
The water inlet end of the desalination water isolation valve passes through the 6th pipeline communication with sweet-water tank；
7th pipeline is connected with the steam drain of oxygen-eliminating device；
7th pipeline is provided with oxygen-eliminating device to idle discharge steam valve.
Further, the 5th pipeline, drain tank are also included, the condensation water drainage mouthful of the heat exchanger passes through with drain tank
5th pipeline communication.
Further, condensation water drainage valve is also included, the condensation water drainage valve is in the 5th pipeline in heat exchanger
On section between condensation water drainage mouthful and drain tank.
Compared with prior art, beneficial effects of the present invention are as follows：
Demineralized water from sweet-water tank in heat exchanger with the water vapour heat exchange from oxygen-eliminating device, demineralized water takes away
The heat energy of water vapour has come back to oxygen-eliminating device, and water vapour condenses into water discharge heat exchanger afterwards to the cold, and the gas separated
Heat exchanger is discharged by air exhauster, the noise problem caused by deaerator exhaust can be solved, while having reclaimed oxygen-eliminating device row again
The heat energy of vapour, reduces the waste of heat energy.
When heat exchanger, which breaks down, to need repairing, oxygen-eliminating device is first turned on to idle discharge steam valve, deaerator exhaust valve is closed,
Desalination water isolation valve is opened, outlet valve, water intaking valve is closed, the demineralized water from sweet-water tank can still flow to oxygen-eliminating device
In, do not interfere with the maintenance of heat exchanger and the normal work of oxygen-eliminating device.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the structural representation of the present invention.
Description of reference numerals：
1st, deaerator exhaust valve；2nd, heat exchanger air bleeding valve；3rd, outlet valve；4th, water intaking valve；5th, condensation water drainage valve；6th, desalination
Water isolation valve；7th, sweet-water tank；8th, heat exchanger；9th, drain tank；10th, air exhauster；11st, oxygen-eliminating device；12nd, demineralized water main pipe；13rd,
One pipeline；14th, second pipe；15th, the 3rd pipeline；16th, the 4th pipeline；17th, the 5th pipeline；18th, the 6th pipeline；19th, oxygen-eliminating device
To idle discharge steam valve；20th, the 7th pipeline.
Embodiment
To enable the above objects, features and advantages of the present invention more obvious understandable, below in conjunction with accompanying drawing and specifically
Embodiment technical scheme is described in detail.It is pointed out that described embodiment is only this hair
Bright a part of embodiment, rather than whole embodiments, based on the embodiment in the present invention, those of ordinary skill in the art are not having
There is the every other embodiment made and obtained under the premise of creative work, belong to the scope of protection of the invention.
It is to be appreciated that the orientation or position relationship of the instruction such as term " top ", " bottom " are based on shown in the drawings
Orientation or position relationship, are for only for ease of the description present invention and simplify description, rather than indicate or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relatively important
Property or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", " second ", " the 3rd " feature can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " one group "
It is meant that two or more.
Embodiment
As shown in figure 1, a kind of noise-reduction energy-saving device applied to oxygen-eliminating device 11, including：Heat exchanger 8, the first pipeline 13, take out
Blower fan 10, second pipe 14, demineralized water main pipe 12, the 3rd pipeline 15, the 4th pipeline 16, the 6th pipeline 18, sweet-water tank 7；
The air intake of the heat exchanger 8 is connected with the steam drain of oxygen-eliminating device 11 by the first pipeline 13；
First pipeline 13 is provided with deaerator exhaust valve 1；
The exhaust outlet of the heat exchanger 8 is connected with air exhauster 10 by second pipe 14；
The second pipe 14 is provided with heat exchanger air bleeding valve on the section between the steam drain and air exhauster 10 of heat exchanger 8
2；
The demineralized water water inlet of the oxygen-eliminating device 11 is connected with desalination water isolation valve 6 by demineralized water main pipe 12；
Area of the demineralized water main pipe 12 between the demineralized water water inlet of oxygen-eliminating device 11 and the water side of desalination water isolation valve 6
Section is connected with the demineralized water discharge outlet of heat exchanger 8 by the 3rd pipeline 15；
3rd pipeline 15 is provided with outlet valve 3；
The water inlet end of the desalination water isolation valve 6 is connected with the demineralized water water inlet of heat exchanger 8 by the 4th pipeline 16；
4th pipeline 16 is provided with water intaking valve 4；
The water inlet end of the desalination water isolation valve 6 is connected with sweet-water tank 7 by the 6th pipeline 18；
7th pipeline 20 is connected with the steam drain of oxygen-eliminating device 11；
7th pipeline 20 is provided with oxygen-eliminating device to idle discharge steam valve 19.
It is preferred that, also include the 5th pipeline 17, drain tank 9, condensation water drainage mouthful and the drain tank 9 of the heat exchanger 8
Connected by the 5th pipeline 17.
It is preferred that, also include condensation water drainage valve 5, the condensation water drainage valve 5 is in the 5th pipeline 17 in heat exchanger 8
Condensation water drainage mouthful and drain tank 9 between section on.
Specific work process is as follows：
1. oxygen-eliminating device 11 needs steam discharge, demineralized water water intaking valve 4, the outlet valve 3 of heater are opened successively, demineralized water is closed
Isolating valve 6, demineralized water flows out from sweet-water tank 7 passes sequentially through the 6th pipeline 18, the 4th pipeline 16, heat exchanger 8, the 3rd pipeline
15th, it is flow to after demineralized water main pipe 12 in oxygen-eliminating device 11；
2. opening deaerator exhaust valve 1, oxygen-eliminating device is closed to idle discharge steam valve 19, oxygen-eliminating device 11 starts to heat exchanger steam discharge,
Water vapour is flow in heat exchanger 8 by the first pipeline 13；
3. demineralized water cools down water vapour in heat exchanger 8, the water in water vapour is set to be separated with gas；
4. opening heat exchanger air bleeding valve 2, start air exhauster 10, the gas separated from water vapour is taken out by air exhauster 10
Get outside heat exchanger 8；
5. opening condensation water drainage valve 5, the water separated from water vapour flow to drain tank 9 by the 5th pipeline 17
In, the steam discharge of oxygen-eliminating device 11 is completed by above step.
The water for being recycled to drain tank 9 injects boiler by water pump, and the demineralized water for exchanging to heat energy enters logical after oxygen-eliminating device 11
Cross water pump and be also injected into boiler.
When heat exchanger 8, which breaks down, to need repairing, oxygen-eliminating device is first turned on to idle discharge steam valve 19, turns off oxygen-eliminating device row
Steam valve 1, first open oxygen-eliminating device mainly prevents that oxygen-eliminating device 11 from building the pressure in handoff procedure to idle discharge steam valve 19, first opens demineralized water
Isolating valve 6, turns off outlet valve 3, water intaking valve 4, and first opening desalination water isolation valve 6 mainly prevents in the handoff procedure of oxygen-eliminating device 11
Cut off the water supply, the demineralized water from sweet-water tank 7 can be still flow in oxygen-eliminating device 11, do not interfere with the maintenance of heat exchanger 8 and remove
The normal work of oxygen device.
Demineralized water from sweet-water tank 7 in heat exchanger 8 with the water vapour heat exchange from oxygen-eliminating device 11, demineralized water band
The heat energy for having walked water vapour has come back to oxygen-eliminating device 11, and water vapour condenses into water discharge heat exchanger 8 afterwards to the cold, and separates
Gas by air exhauster 10 discharge heat exchanger 8, both solved the noise problem caused by the steam discharge of oxygen-eliminating device 11, at the same again reclaim
The heat energy of the steam discharge of oxygen-eliminating device 11, reduces the waste of heat energy.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (3)
1. a kind of noise-reduction energy-saving device applied to oxygen-eliminating device, it is characterised in that including：Heat exchanger, the first pipeline, air exhauster,
Second pipe, demineralized water main pipe, the 3rd pipeline, the 4th pipeline, the 6th pipeline, sweet-water tank；
The air intake of the heat exchanger and the steam drain of oxygen-eliminating device pass through the first pipeline communication；
First pipeline is provided with deaerator exhaust valve；
The exhaust outlet of the heat exchanger is connected with air exhauster by second pipe；
The second pipe is provided with heat exchanger air bleeding valve on the section between the steam drain and air exhauster of heat exchanger；
The demineralized water water inlet of the oxygen-eliminating device is connected with desalination water isolation valve by demineralized water main pipe；
3rd pipeline is provided with outlet valve；
The water inlet end of the desalination water isolation valve and the demineralized water water inlet of heat exchanger pass through the 4th pipeline communication；
4th pipeline is provided with water intaking valve；
The water inlet end of the desalination water isolation valve passes through the 6th pipeline communication with sweet-water tank；
7th pipeline is connected with the steam drain of oxygen-eliminating device；
7th pipeline is provided with oxygen-eliminating device to idle discharge steam valve.
2. the noise-reduction energy-saving device according to claim 1 applied to oxygen-eliminating device, it is characterised in that also include the 5th pipe
Road, drain tank, condensation water drainage mouthful and the drain tank of the heat exchanger pass through the 5th pipeline communication.
3. the noise-reduction energy-saving device according to claim 1 or 2 applied to oxygen-eliminating device, it is characterised in that also include solidifying
Draining valve is born water, the condensation water drainage valve is in area of the 5th pipeline between the condensation water drainage mouthful and drain tank of heat exchanger
Duan Shang.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177788.7A CN106949455A (en) | 2017-03-23 | 2017-03-23 | A kind of noise-reduction energy-saving device applied to oxygen-eliminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177788.7A CN106949455A (en) | 2017-03-23 | 2017-03-23 | A kind of noise-reduction energy-saving device applied to oxygen-eliminating device |
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| Publication Number | Publication Date |
|---|---|
| CN106949455A true CN106949455A (en) | 2017-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710177788.7A Pending CN106949455A (en) | 2017-03-23 | 2017-03-23 | A kind of noise-reduction energy-saving device applied to oxygen-eliminating device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201475980U (en) * | 2009-08-13 | 2010-05-19 | 潍坊英轩实业有限公司 | Exhaust steam recovering and recycling system of deaeration tower |
| CN202546730U (en) * | 2012-04-01 | 2012-11-21 | 浙江航民股份有限公司 | Atmospheric deoxidation system capable of recovering exhaust steam |
| CN203364113U (en) * | 2013-05-13 | 2013-12-25 | 山西太钢不锈钢股份有限公司 | Draining waste steam pre-heating water supplying system of thermal deaerator |
| CN203848271U (en) * | 2014-05-09 | 2014-09-24 | 国家电网公司 | Recovering device for steam exhausted by deaerator |
| CN203893154U (en) * | 2014-03-07 | 2014-10-22 | 中盐安徽红四方股份有限公司 | Recycling system for low-grade steam heat energy of deaerator |
| CN204554782U (en) * | 2015-04-15 | 2015-08-12 | 康海瑞 | A kind of plant gas heat energy utilization system |
| CN204986964U (en) * | 2015-09-06 | 2016-01-20 | 苏州市江远热电有限责任公司 | Oxygen -eliminating device steam extraction recovery system |
-
2017
- 2017-03-23 CN CN201710177788.7A patent/CN106949455A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201475980U (en) * | 2009-08-13 | 2010-05-19 | 潍坊英轩实业有限公司 | Exhaust steam recovering and recycling system of deaeration tower |
| CN202546730U (en) * | 2012-04-01 | 2012-11-21 | 浙江航民股份有限公司 | Atmospheric deoxidation system capable of recovering exhaust steam |
| CN203364113U (en) * | 2013-05-13 | 2013-12-25 | 山西太钢不锈钢股份有限公司 | Draining waste steam pre-heating water supplying system of thermal deaerator |
| CN203893154U (en) * | 2014-03-07 | 2014-10-22 | 中盐安徽红四方股份有限公司 | Recycling system for low-grade steam heat energy of deaerator |
| CN203848271U (en) * | 2014-05-09 | 2014-09-24 | 国家电网公司 | Recovering device for steam exhausted by deaerator |
| CN204554782U (en) * | 2015-04-15 | 2015-08-12 | 康海瑞 | A kind of plant gas heat energy utilization system |
| CN204986964U (en) * | 2015-09-06 | 2016-01-20 | 苏州市江远热电有限责任公司 | Oxygen -eliminating device steam extraction recovery system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20170714 |