CN208687699U - A kind of air suspended type flash vessel steam discharge working medium and residual neat recovering system - Google Patents
A kind of air suspended type flash vessel steam discharge working medium and residual neat recovering system Download PDFInfo
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- CN208687699U CN208687699U CN201821176658.8U CN201821176658U CN208687699U CN 208687699 U CN208687699 U CN 208687699U CN 201821176658 U CN201821176658 U CN 201821176658U CN 208687699 U CN208687699 U CN 208687699U
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- steam discharge
- flash vessel
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- entrance
- steam
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model discloses a kind of air suspended type flash vessel steam discharge working medium and residual neat recovering systems, including unrestrained water inlet pipe road, flash vessel, condensation water tank, steam discharge condenser, steam output pipe, blower, bypass valve and air preheater；Unrestrained water inlet pipe road is connected with the entrance of side in the middle part of flash vessel, the outlet of flash vessel bottom is connected with the entrance of condensation water tank, outlet at the top of flash vessel is connected with the heat release side entrance of steam discharge condenser, the heat release side outlet of steam discharge condenser is connected with steam output pipe, the outlet of blower is connected with the heat absorption side entrance of one end of bypass valve and steam discharge condenser, the heat absorption side outlet and the other end of bypass valve and the entrance of air preheater of steam discharge condenser are connected, which can be realized the recycling of flash vessel steam discharge working medium and waste heat.
Description
Technical field
The utility model belongs to boiler technology field, is related to a kind of air suspended type flash vessel steam discharge working medium and waste heat recycling system
System.
Background technique
Flash vessel is the important ancillary equipment in boiler running process, in subcritical dum boiler and overcritical, super is faced
There is application in boundary's direct current cooker, main function is to collect boiler different pressure levels in starting and operational process to dredge
Water discharges water and steam, and is depressured the dilatation in flash vessel of this part high temperature water and steam, generates saturated vapor and saturation
Water, steam are drawn by the gland steam exhauster on flash vessel top, are discharged into atmosphere, and saturated water flows into the condensed water of flash vessel bottom connection
Case drains into appropriate location by condensate pump and recycles.
By the above process it is found that saturated vapor is directly discharged into atmosphere in flash vessel, this will also cause working medium and heat
Loss, arranged in flash vessel surely in subcritical dum boiler, this partial loss is especially significant.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts provides a kind of air suspended type flash vessel steam discharge
Working medium and residual neat recovering system, the system can be realized the recycling of flash vessel steam discharge working medium and waste heat.
In order to achieve the above objectives, air suspended type flash vessel steam discharge working medium described in the utility model and residual neat recovering system include
Unrestrained water inlet pipe road, flash vessel, condensation water tank, steam discharge condenser, steam output pipe, blower, bypass valve and air preheat
Device；
Unrestrained water inlet pipe road is connected with the entrance of side in the middle part of flash vessel, the outlet of flash vessel bottom and condensation water tank
Entrance be connected, the outlet at the top of flash vessel is connected with the heat release side entrance of steam discharge condenser, the heat release of steam discharge condenser
Side outlet is connected with steam output pipe, the heat absorption side entrance phase of the outlet of blower and one end of bypass valve and steam discharge condenser
Connection, the heat absorption side outlet and the other end of bypass valve and the entrance of air preheater of steam discharge condenser are connected.
The outlet of flash vessel bottom is connected through connecting pipe with condensation water tank.
Heat release side entrance of the outlet through steam input pipe road and entrance reducer union and steam discharge condenser at the top of flash vessel
It is connected, the heat release side outlet of steam discharge condenser is connected through outlet reducer union with steam output pipe.
The outlet of blower is divided into two-way, wherein being connected all the way with one end of bypass valve, another way is through cold air inlet pipeline
It is connected with the heat absorption side entrance of steam discharge condenser, the heat absorption side outlet of steam discharge condenser is through cold wind outlet conduit and bypass valve
The other end is connected by the entrance of pipeline and Guan Houyu air preheater.
The first shut-off valve is provided on cold air inlet pipeline.
The second shut-off valve is provided on cold wind outlet conduit.
The utility model has the following beneficial effects:
When specific operation, boiler is opened for air suspended type flash vessel steam discharge working medium described in the utility model and residual neat recovering system
The unrestrained water of high temperature and steam generated in dynamic and operational process enters in flash vessel and forms saturated vapor after progress dilatation decompression
And saturated water, wherein saturated water enters in condensation water tank, and saturated vapor, which enters in the cold side of steam discharge condenser, to be dropped
Temperature, wherein saturated vapor is condensed into drop after heat release is cooling, then falls in condensation water tank, to realize the recycling of working medium,
In addition, the air of blower output is entered in the heat absorbing side of steam discharge condenser and is absorbed heat, then into air preheater,
It realizes the recycling of heat, realizes the effective loss for reducing boiler working substance while flash vessel steam discharge working medium and thermal technology recycle,
Structure is simple, easy to operate, and practicability is extremely strong.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Wherein, 1 be condensation water tank, 2 be connecting pipe, 3 be unrestrained water inlet pipe road, 4 be flash vessel, 5 be steam input
Pipeline, 6 be steam discharge condenser, 7 be steam output pipe, 8 be air preheater, 9 be outlet reducer union, 10 be cold wind outlet
Pipeline, 11 be the second shut-off valve, 12 be bypass valve, 13 be cold air inlet pipeline, 14 be the first shut-off valve, 15 be that entrance variable diameter connects
Head, 16 are blower.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
With reference to Fig. 1, air suspended type flash vessel steam discharge working medium described in the utility model and residual neat recovering system include unrestrained water
Input channel 3, flash vessel 4, condensation water tank 1, steam discharge condenser 6, steam output pipe 7, blower 16, bypass valve 12 and air are pre-
Hot device 8；Unrestrained water inlet pipe road 3 is connected with the entrance of 4 middle part side of flash vessel, the outlet of 4 bottom of flash vessel and condensed water
The entrance of case 1 is connected, and the outlet at 4 top of flash vessel is connected with the heat release side entrance of steam discharge condenser 6, steam discharge condenser 6
Heat release side outlet be connected with steam output pipe 7, the outlet of blower 16 and one end of bypass valve 12 and steam discharge condenser 6
Heat absorption side entrance is connected, the entrance of the heat absorption side outlet of steam discharge condenser 6 and the other end of bypass valve 12 and air preheater 8
It is connected.
The outlet of 4 bottom of flash vessel is connected through connecting pipe 2 with condensation water tank 1；The outlet at 4 top of flash vessel is through steam
Input channel 5 and entrance reducer union 15 are connected with the heat release side entrance of steam discharge condenser 6, the cold side of steam discharge condenser 6
Outlet is connected through outlet reducer union 9 with steam output pipe 7.
The outlet of blower 16 is divided into two-way, wherein being connected all the way with one end of bypass valve 12, another way is through cold air inlet
Pipeline 13 is connected with the heat absorption side entrance of steam discharge condenser 6, and the heat absorption side outlet of steam discharge condenser 6 is through cold wind outlet conduit 10
It is connected with the other end of bypass valve 12 by the entrance of pipeline and Guan Houyu air preheater 8, wherein cold air inlet pipeline 13
On be provided with the first shut-off valve 14, the second shut-off valve 11 is provided on cold wind outlet conduit 10.
The specific work process of the utility model are as follows:
The unrestrained water of the high temperature generated in boiler startup and operational process and steam enter dilatation through unrestrained water inlet pipe road 3
In device 4, then formation saturated vapor and saturated water after 4 dilatation of flash vessel decompression, wherein saturated water enters in condensation water tank 1,
Saturated vapor enters in the cold side of steam discharge condenser 6 through steam input pipe road 5 and entrance reducer union 15, and cold in steam discharge
It is discharged after the cold side heat release of condenser 6 through steam output pipe 7, wherein saturated vapor is condensed into drop after heat release is cooling, so
After fall in condensation water tank 1, to realize the recycling of working medium.In addition, the air that blower 16 exports enters steam discharge condenser 6
It absorbs heat in heat absorbing side, then into air preheater 8, to realize the recycling of heat, in practical operation, passes through side
Road valve 12 enters the flow of cold wind in 6 heat absorbing side of steam discharge condenser to adjust.
Claims (6)
1. a kind of air suspended type flash vessel steam discharge working medium and residual neat recovering system, which is characterized in that including unrestrained water inlet pipe road
(3), flash vessel (4), condensation water tank (1), steam discharge condenser (6), steam output pipe (7), blower (16), bypass valve (12) and
Air preheater (8)；
The entrance of side is connected in the middle part of unrestrained water inlet pipe road (3) and flash vessel (4), the outlet of flash vessel (4) bottom with it is cold
The entrance of condensation tank (1) is connected, and the outlet at the top of flash vessel (4) is connected with the heat release side entrance of steam discharge condenser (6), row
The heat release side outlet of vapour condenser (6) is connected with steam output pipe (7), and the one of the outlet of blower (16) and bypass valve (12)
End and the heat absorption side entrance of steam discharge condenser (6) are connected, the heat absorption side outlet of steam discharge condenser (6) and bypass valve (12) it is another
One end is connected with the entrance of air preheater (8).
2. air suspended type flash vessel steam discharge working medium according to claim 1 and residual neat recovering system, which is characterized in that flash vessel
(4) outlet of bottom is connected through connecting pipe (2) with condensation water tank (1).
3. air suspended type flash vessel steam discharge working medium according to claim 1 and residual neat recovering system, which is characterized in that flash vessel
(4) heat release side entrance phase of the outlet through steam input pipe road (5) and entrance reducer union (15) and steam discharge condenser (6) at the top of
The heat release side outlet of connection, steam discharge condenser (6) is connected through outlet reducer union (9) with steam output pipe (7).
4. air suspended type flash vessel steam discharge working medium according to claim 1 and residual neat recovering system, which is characterized in that blower
(16) outlet is divided into two-way, wherein being connected all the way with one end of bypass valve (12), another way is through cold air inlet pipeline (13)
It is connected with the heat absorption side entrance of steam discharge condenser (6), the heat absorption side outlet of steam discharge condenser (6) is through cold wind outlet conduit (10)
It is connected with the other end of bypass valve (12) by the entrance of pipeline and Guan Houyu air preheater (8).
5. air suspended type flash vessel steam discharge working medium according to claim 4 and residual neat recovering system, which is characterized in that cold wind enters
The first shut-off valve (14) are provided on mouth pipeline (13).
6. air suspended type flash vessel steam discharge working medium according to claim 5 and residual neat recovering system, which is characterized in that cold wind goes out
The second shut-off valve (11) are provided on mouth pipeline (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176658.8U CN208687699U (en) | 2018-07-24 | 2018-07-24 | A kind of air suspended type flash vessel steam discharge working medium and residual neat recovering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821176658.8U CN208687699U (en) | 2018-07-24 | 2018-07-24 | A kind of air suspended type flash vessel steam discharge working medium and residual neat recovering system |
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| Publication Number | Publication Date |
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| CN208687699U true CN208687699U (en) | 2019-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821176658.8U Active CN208687699U (en) | 2018-07-24 | 2018-07-24 | A kind of air suspended type flash vessel steam discharge working medium and residual neat recovering system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915810A (en) * | 2019-04-12 | 2019-06-21 | 西安西热锅炉环保工程有限公司 | A kind of thermal power plant arranges the recycling of flash vessel waste heat surely and disappears white system and its working method |
-
2018
- 2018-07-24 CN CN201821176658.8U patent/CN208687699U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915810A (en) * | 2019-04-12 | 2019-06-21 | 西安西热锅炉环保工程有限公司 | A kind of thermal power plant arranges the recycling of flash vessel waste heat surely and disappears white system and its working method |
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