CN201335371Y - Exhaust gas recycling device for deaerator in power plant - Google Patents
Exhaust gas recycling device for deaerator in power plant Download PDFInfo
- Publication number
- CN201335371Y CN201335371Y CNU2009200173664U CN200920017366U CN201335371Y CN 201335371 Y CN201335371 Y CN 201335371Y CN U2009200173664 U CNU2009200173664 U CN U2009200173664U CN 200920017366 U CN200920017366 U CN 200920017366U CN 201335371 Y CN201335371 Y CN 201335371Y
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- China
- Prior art keywords
- exhaust gas
- oxygen
- pipeline
- eliminating device
- gas recovery
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Abstract
The utility model relates to an exhaust gas recycling device for a deaerator in a power plant, and the exhaust gas recycling device comprises a cold desalted water pipeline, a 180T/h deaerator, a 150T/h deaerator, a 250T/h deaerator, an exhaust gas recycling heat exchanger, a separating tank, a control gate, an exhaust port gate, an exhaust port, a drain tank and a circulating pump. Compared with the prior art, the exhaust gas recycling device has the advantages of simple structure and ability of avoiding waste of steam and loss of condensate; furthermore, the exhaust gas recycling device is applied to the deaerator of the thermoelectric power plant and can greatly reduce the using amount of heating steam of the cold desalted water and achieve the purposes of energy conservation and consumption reduction.
Description
Technical field
The utility model relates to thermal electromotive force workshop boiler feed equipment technical field, is specifically related to a kind of exhaust gas recovery use device that is used for the power houses oxygen-eliminating device.
Background technology
Must discharge a part of steam when the thermal deaerator of thermal electromotive force workshop steam generator system configuration is worked, to reach deaerating effect, this part steam enters atmosphere.Because the part steam that oxygen-eliminating device work is discharged directly enters atmosphere, causes a large amount of thermal waste, cause a large amount of condensate water losses simultaneously.
The utility model content
The purpose of this utility model is exactly the defective that exists at prior art, provide a kind of simple in structure, can save heat energy and avoid the exhaust gas recovery use device that is used for the power houses oxygen-eliminating device of a large amount of condensate water losses.
Its technical scheme is: comprise cold demineralized water pipeline, the 180T/h oxygen-eliminating device, the 150T/h oxygen-eliminating device, the 250T/h oxygen-eliminating device, the exhaust gas recovery heat exchanger, knockout drum, regulating gate, the outlet gate, outlet, drain tank and circulating pump, the upper end of oxygen-eliminating device all is equipped with the outlet gate, its lower end all is equipped with regulating gate, the lower end of 180T/h oxygen-eliminating device connects the drain tank inlet through the regulating gate pipeline, after the lower end of 150T/h oxygen-eliminating device and 250T/h oxygen-eliminating device is connected knockout drum through the regulating gate pipeline, connect the drain tank inlet through the knockout drum pipeline again, the outlet of drain tank connects the 180T/h oxygen-eliminating device through circulating pump pipeline.The outlet gate back of 180T/h oxygen-eliminating device upper end is provided with the exhaust gas recovery heat exchanger, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger connects cold demineralized water pipeline through the regulating gate pipeline, the lower end connects the drain tank inlet through the regulating gate pipeline, also is provided with regulating gate on the exhaust outlet of exhaust gas recovery heat exchanger; The 150T/h oxygen-eliminating device is made as two, two 150T/h oxygen-eliminating device upper ends connect the back pipeline through outlet gate pipeline and are connected with the exhaust gas recovery heat exchanger, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger connects cold demineralized water pipeline through the regulating gate pipeline, the lower end connects knockout drum through the regulating gate pipeline, also is provided with regulating gate on the exhaust outlet of exhaust gas recovery heat exchanger; The 250T/h oxygen-eliminating device is made as two, two 250T/h oxygen-eliminating device upper ends connect the back pipeline through outlet gate pipeline and are connected with the exhaust gas recovery heat exchanger, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger connects cold demineralized water pipeline through the regulating gate pipeline, the lower end connects knockout drum through the regulating gate pipeline, also is provided with regulating gate on the exhaust outlet of exhaust gas recovery heat exchanger.
Regulating gate back on the described exhaust gas recovery heat exchanger exhaust outlet also is provided with outlet.
The advantage of waste that the utility model has compared with prior art is simple in structure, avoided steam and condensate water loss is applied in the oxygen-eliminating device equipment of thermal electromotive force workshop, can significantly reduce the consumption of cold demineralized water heating steam, reaches energy saving purposes.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
The specific embodiment
Elaborate by embodiment below in conjunction with Figure of description:
As shown in drawings, the utility model comprises cold demineralized water pipeline 1,180T/h oxygen-eliminating device 2,150T/h oxygen-eliminating device 3,250T/h oxygen-eliminating device 4, the exhaust gas recovery heat exchanger, knockout drum 5, regulating gate, the outlet gate, outlet 8, drain tank 6 and circulating pump 7, the upper end of oxygen-eliminating device all is equipped with the outlet gate, its lower end all is equipped with regulating gate, the lower end of 180T/h oxygen-eliminating device 2 connects drain tank 6 inlets through the regulating gate pipeline, after the lower end of 150T/h oxygen-eliminating device 3 and 250T/h oxygen-eliminating device 4 is connected knockout drum 5 through the regulating gate pipeline, connect drain tank 6 inlets through knockout drum 5 pipelines again, the outlet of drain tank 6 connects 180T/h oxygen-eliminating device oxygen-eliminating device 2 through circulating pump 7 pipelines.The outlet gate back of 180T/h oxygen-eliminating device 2 upper ends is provided with exhaust gas recovery heat exchanger 21, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger 21 connects cold demineralized water pipeline 1 through regulating gate 211 pipelines, the lower end connects drain tank 6 inlets through regulating gate 212 pipelines, also is provided with regulating gate 213 on the exhaust outlet of exhaust gas recovery heat exchanger 21; 150T/h oxygen-eliminating device 3 is made as two, two 150T/h oxygen-eliminating device 3 upper ends connect the back pipeline through outlet gate pipeline and are connected with exhaust gas recovery heat exchanger 31, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger 31 connects cold demineralized water pipeline 1 through regulating gate 311 pipelines, the lower end connects knockout drum 5 through regulating gate 312 pipelines, also is provided with regulating gate 313 on the exhaust outlet of exhaust gas recovery heat exchanger 31; 250T/h oxygen-eliminating device 4 is made as two, two 250T/h oxygen-eliminating device 4 upper ends connect the back pipeline through outlet gate pipeline and are connected with exhaust gas recovery heat exchanger 41, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger 41 connects cold demineralized water pipeline 1 through regulating gate pipe 411 roads, the lower end connects knockout drum 5 through regulating gate 412 pipelines, also is provided with regulating gate 413 on the exhaust outlet of exhaust gas recovery heat exchanger 41.Regulating gate back on the exhaust gas recovery heat exchanger exhaust outlet also is provided with outlet 8.
Claims (2)
1, a kind of exhaust gas recovery use device that is used for the power houses oxygen-eliminating device, comprise cold demineralized water pipeline, the 180T/h oxygen-eliminating device, the 150T/h oxygen-eliminating device, the 250T/h oxygen-eliminating device, the exhaust gas recovery heat exchanger, knockout drum, regulating gate, the outlet gate, outlet, drain tank and circulating pump, the upper end of oxygen-eliminating device all is equipped with the outlet gate, its lower end all is equipped with regulating gate, the lower end of 180T/h oxygen-eliminating device connects the drain tank inlet through the regulating gate pipeline, after the lower end of 150T/h oxygen-eliminating device and 250T/h oxygen-eliminating device is connected knockout drum through the regulating gate pipeline, connect the drain tank inlet through the knockout drum pipeline again, the outlet of drain tank connects the 180T/h oxygen-eliminating device through circulating pump pipeline, it is characterized in that: the outlet gate back of 180T/h oxygen-eliminating device upper end is provided with the exhaust gas recovery heat exchanger, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger connects cold demineralized water pipeline through the regulating gate pipeline, the lower end connects the drain tank inlet through the regulating gate pipeline, also is provided with regulating gate on the exhaust outlet of exhaust gas recovery heat exchanger; The 150T/h oxygen-eliminating device is made as two, two 150T/h oxygen-eliminating device upper ends connect the back pipeline through outlet gate pipeline and are connected with the exhaust gas recovery heat exchanger, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger connects cold demineralized water pipeline through the regulating gate pipeline, the lower end connects knockout drum through the regulating gate pipeline, also is provided with regulating gate on the exhaust outlet of exhaust gas recovery heat exchanger; The 250T/h oxygen-eliminating device is made as two, two 250T/h oxygen-eliminating device upper ends connect the back pipeline through outlet gate pipeline and are connected with the exhaust gas recovery heat exchanger, wherein, the heat exchange mouth upper end of exhaust gas recovery heat exchanger connects cold demineralized water pipeline through the regulating gate pipeline, the lower end connects knockout drum through the regulating gate pipeline, also is provided with regulating gate on the exhaust outlet of exhaust gas recovery heat exchanger.
2, the exhaust gas recovery use device that is used for the power houses oxygen-eliminating device according to claim 1 is characterized in that: the regulating gate back on the described exhaust gas recovery heat exchanger exhaust outlet also is provided with outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200173664U CN201335371Y (en) | 2009-01-03 | 2009-01-03 | Exhaust gas recycling device for deaerator in power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200173664U CN201335371Y (en) | 2009-01-03 | 2009-01-03 | Exhaust gas recycling device for deaerator in power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201335371Y true CN201335371Y (en) | 2009-10-28 |
Family
ID=41287025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200173664U Expired - Fee Related CN201335371Y (en) | 2009-01-03 | 2009-01-03 | Exhaust gas recycling device for deaerator in power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201335371Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791762A (en) * | 2015-03-25 | 2015-07-22 | 上海大众祥源动力供应有限公司 | Automatic exhaust device for deaerator |
-
2009
- 2009-01-03 CN CNU2009200173664U patent/CN201335371Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791762A (en) * | 2015-03-25 | 2015-07-22 | 上海大众祥源动力供应有限公司 | Automatic exhaust device for deaerator |
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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: 20091028 Termination date: 20130103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |