CN217875811U - Exhaust steam recoverer - Google Patents
Exhaust steam recoverer Download PDFInfo
- Publication number
- CN217875811U CN217875811U CN202222007591.8U CN202222007591U CN217875811U CN 217875811 U CN217875811 U CN 217875811U CN 202222007591 U CN202222007591 U CN 202222007591U CN 217875811 U CN217875811 U CN 217875811U
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- exhaust steam
- pipeline
- heat exchanger
- hot water
- manual valve
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Abstract
The utility model discloses an exhaust steam recoverer, retrieve the heat exchanger including exhaust steam, exhaust steam retrieves heat exchanger upper end one side and is connected with first hot water pipeline, and exhaust steam retrieves heat exchanger upper end opposite side and links to each other with the oxygen-eliminating device through the second hot water pipeline, and the oxygen-eliminating device top is connected with the exhaust steam pipeline, and the exhaust steam pipeline passes through the pipeline and links to each other with exhaust steam recovery heat exchanger, and exhaust steam retrieves heat exchanger one side and is connected with the evacuation pipeline, and exhaust steam recovery heat exchanger bottom passes through the condensate water piping and links to each other with the demineralized water tank. The utility model discloses can be unpowered with the heat recovery of exhaust steam be used for heating the deoxidization feedwater, get into the demineralized water tank to the comdenstion water simultaneously and collect recovery processing, reduce the loss, improve the utilization ratio, practice thrift the consumption of resource.
Description
Technical Field
The utility model belongs to exhaust steam recovery field, concretely relates to exhaust steam recoverer.
Background
The thermal deaerator is a novel deaerator, can remove dissolved oxygen and other gases in the feed water of a thermodynamic system, prevents the corrosion of thermodynamic equipment, and is important equipment for ensuring the safe operation of power plants and industrial boilers. Most power plant' the deoxidization mode of boiler feed water carries out the deoxidization at present, and this kind of mode has simple, reliable and the effectual characteristics of deoxidization, but has also caused considerable steam and along with exhaust-gas discharge, leads to the waste of a large amount of clean steam and the loss of a large amount of heating power, and the heating power oxygen-eliminating device has a large amount of flash distillation steam evacuation after letting in steam and carrying out the deoxidization, has not only wasted the energy but also caused the influence to the environment. Therefore, a waste steam recovery system of the thermal deaerator is designed to solve the problems.
Disclosure of Invention
An object of the utility model is to provide a relate to exhaust steam recoverer, can be unpowered with the heat recovery of exhaust steam be used for heating the deoxidization feedwater, get into the demineralized water case to the comdenstion water simultaneously and collect recovery processing, reduced the loss, improved the utilization ratio, practiced thrift the consumption of resource.
The utility model provides a technical scheme that its technical problem adopted is: exhaust steam recoverer, retrieve the heat exchanger including the exhaust steam, exhaust steam retrieves heat exchanger upper end one side and is connected with first hot water pipeline, and exhaust steam retrieves heat exchanger upper end opposite side and links to each other with the oxygen-eliminating device through second hot water pipeline, and the oxygen-eliminating device top is connected with the exhaust steam pipeline, and the exhaust steam pipeline passes through the pipeline and links to each other with exhaust steam recovery heat exchanger, and exhaust steam recovery heat exchanger one side is connected with the evacuation pipeline, and exhaust steam recovery heat exchanger bottom links to each other with the demineralized water tank through condensate water pipeline.
Furthermore, a manual valve is arranged at the joint of the first hot water pipeline and the exhaust steam recovery heat exchanger.
Furthermore, a manual valve is arranged at the joint of the second hot water pipeline and the exhaust steam recovery heat exchanger, and a manual valve is arranged at the joint of the second hot water pipeline and the deaerator.
Furthermore, two manual valves are arranged on a steam exhaust pipeline of the deaerator.
Furthermore, a manual valve is arranged on the pipeline.
Furthermore, a manual valve is arranged on the condensed water pipeline.
Furthermore, the first hot water pipe is connected with the second hot water pipeline through a connecting pipeline, and a manual valve is arranged on the connecting pipeline.
The utility model discloses following beneficial effect has: the utility model discloses can be unpowered be used for heating the deoxidization feedwater with the heat recovery of exhaust steam, get into the demineralized water case to the comdenstion water simultaneously and collect recovery processing, realize the maximize of recycling.
Drawings
Fig. 1 is a schematic flow chart according to an embodiment of the present invention.
Wherein: 1. the system comprises a deaerator, 2, an exhaust steam recovery heat exchanger, 3, a desalting water tank, 4, a first hot water pipeline, 5, a second hot water pipeline, 6, a pipeline, 7, an emptying pipeline, 8, a condensed water pipeline, 9, a first manual valve, 10, a second manual valve, 11, a third manual valve, 12, a fourth manual valve, 13, a fifth manual valve, 14, a sixth manual valve, 15, a seventh manual valve, 16, an eighth manual valve, 17, an exhaust steam pipeline, 18 and a connecting pipeline.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the exhaust steam recoverer comprises an exhaust steam recovery heat exchanger 2, and is characterized in that: one side of the upper end of the exhaust steam recovery heat exchanger 2 is connected with a first hot water pipeline 4, the other side of the upper end of the exhaust steam recovery heat exchanger 2 is connected with a deaerator 1 through a second hot water pipeline 5, the top of the deaerator 1 is connected with an exhaust steam pipeline 17, the exhaust steam pipeline 17 is connected with the exhaust steam recovery heat exchanger 2 through a pipeline 6, one side of the exhaust steam recovery heat exchanger 2 is connected with an emptying pipeline 7, and the bottom of the exhaust steam recovery heat exchanger 2 is connected with a demineralized water tank 3 through a condensed water pipeline 8; a manual valve 11 is arranged at the joint of the first hot water pipeline 4 and the exhaust steam recovery heat exchanger; a manual valve 11 is arranged at the joint of the second hot water pipeline 5 and the exhaust steam recovery heat exchanger, and a manual valve 11 is arranged at the joint of the second hot water pipeline 5 and the deaerator; two manual valves 11 are arranged on a dead steam pipeline 17 of the deaerator 1; a manual valve 11 is arranged on the pipeline 6; a manual valve 11 is arranged on the condensed water pipeline; the first hot water pipes 4 are connected with the second hot water pipe 5 through a connecting pipe 18, and a manual valve 11 is arranged on the connecting pipe 18.
The working principle is as follows: the eighth manual valve 16 and the fifth manual valve are closed when the device is in normal operation. The first manual valve 9, the second manual valve 10, the third manual valve 11, the fourth manual valve 12, the sixth manual valve 14 and the seventh manual valve 15 are opened. Hot water at 65 ℃ from the auxiliary economizer enters the exhaust steam recovery heat exchanger 2 through a first hot water pipe 4 of the pipeline, the exhaust steam is cooled by the exhaust steam recovery heat exchanger 2 and then enters the deaerator 1 through a second hot water pipe 5, the exhaust steam from the deaerator 1 enters the exhaust steam recovery heat exchanger 2 through a pipeline 6, and hot air after cooling is emptied through an emptying pipeline 7; the dead steam condensate water automatically flows into the desalting water tank 3 through a condensate water pipeline 8.
The utility model discloses not be limited to above-mentioned embodiment, anybody should learn the structural change who makes under the teaching of the utility model, all with the utility model discloses have the same or close technical scheme, all fall into the utility model discloses an within the protection scope.
The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (7)
1. The exhaust steam recoverer comprises an exhaust steam recovery heat exchanger and is characterized in that: one side of the upper end of the exhaust steam recovery heat exchanger is connected with a first hot water pipeline, the other side of the upper end of the exhaust steam recovery heat exchanger is connected with a deaerator through a second hot water pipeline, the top of the deaerator is connected with an exhaust steam pipeline, the exhaust steam pipeline is connected with the exhaust steam recovery heat exchanger through a pipeline, one side of the exhaust steam recovery heat exchanger is connected with an emptying pipeline, and the bottom of the exhaust steam recovery heat exchanger is connected with a desalting water tank through a condensed water pipeline.
2. The spent steam reclaimer of claim 1, wherein: and a manual valve is arranged at the joint of the first hot water pipeline and the exhaust steam recovery heat exchanger.
3. The spent steam reclaimer of claim 1, wherein: and a manual valve is arranged at the joint of the second hot water pipeline and the exhaust steam recovery heat exchanger, and a manual valve is arranged at the joint of the second hot water pipeline and the deaerator.
4. The spent steam reclaimer of claim 1, wherein: two manual valves are arranged on a dead steam pipeline of the deaerator.
5. The spent steam reclaimer of claim 1, wherein: and a manual valve is arranged on the pipeline.
6. The spent steam reclaimer of claim 1, wherein: and a manual valve is arranged on the condensed water pipeline.
7. The spent steam reclaimer of claim 1, wherein: the first hot water pipe is connected with the second hot water pipeline through a connecting pipeline, and a manual valve is arranged on the connecting pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222007591.8U CN217875811U (en) | 2022-08-01 | 2022-08-01 | Exhaust steam recoverer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222007591.8U CN217875811U (en) | 2022-08-01 | 2022-08-01 | Exhaust steam recoverer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217875811U true CN217875811U (en) | 2022-11-22 |
Family
ID=84058025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222007591.8U Active CN217875811U (en) | 2022-08-01 | 2022-08-01 | Exhaust steam recoverer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217875811U (en) |
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2022
- 2022-08-01 CN CN202222007591.8U patent/CN217875811U/en active Active
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