CN209309970U - Hydrophobic comprehensive recycling system - Google Patents
Hydrophobic comprehensive recycling system Download PDFInfo
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- CN209309970U CN209309970U CN201822098689.2U CN201822098689U CN209309970U CN 209309970 U CN209309970 U CN 209309970U CN 201822098689 U CN201822098689 U CN 201822098689U CN 209309970 U CN209309970 U CN 209309970U
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- hydrophobic
- heat exchanger
- low pressure
- drain tank
- type heat
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Abstract
The utility model discloses a kind of hydrophobic comprehensive recycling systems, including high pressure draining flash vessel, high pressure draining flash vessel to be separately connected oxygen-eliminating device and regulating valve through pipeline；Regulating valve is connect with low pressure hydrophobic development unit, and low pressure hydrophobic development unit, which is separately connected to dredge through pipeline, expands heat exchanger, automatic pump and drain tank；Automatic pump is connect with steam turbine lower water box, and steam turbine lower water box female water in trench dredges pipe and is connected with low pressure, input end；Drain tank is connected separately with overflow water sealed tube, surface-type heat exchanger and drainage pump through pipeline；Surface-type heat exchanger is equipped with evacuated tube, and flow area is greater than evacuated tube area of section inside surface-type heat exchanger；Drainage pump is connected to oxygen-eliminating device.The utility model can not only improve the reuse efficiency of energy and working medium, also have the characteristics that heat and working medium can be recycled by conventional heat exchanger with pressure.
Description
Technical field
The utility model relates to hydrophobic reclaiming system, especially a kind of hydrophobic comprehensive recycling system.
Background technique
Preheated in steam power plant's steam-water pipe, when unit warming-up, need to discharge hydrophobic thin vapour and axis adds equal substances, and it is hydrophobic in
Include amount of heat and working medium, there is very high reuse value, steam power plant generally uses hydrophobic reclaiming system to hydrophobic progress
Treatment for Reuse.Current hydrophobic reclaiming system is only capable of recovery section working medium hot water, and high steam is after hydrophobic development unit under pressure
Drop, a large amount of steam are discharged by drain tank overflow pipe and evacuated tube, and heat scatters and disappears significantly, and recovery efficiency decline wastes a large amount of
Heat and working medium；And to ensure safety, it need to be no pressure when being overhauled in the drain tank of hydrophobic reclaiming system, routine can not be passed through
Heat exchanger with pressure recycles heat and working medium.
Therefore, existing hydrophobic reclaiming system, there are heats and working medium reuse low efficiency, and can not be by conventional with pressure
Heat exchanger is come the problem of recycling heat and working medium.
Utility model content
The purpose of the utility model is to provide a kind of hydrophobic comprehensive recycling systems.The utility model can not only improve
The reuse efficiency of energy and working medium also has the characteristics that heat and working medium can be recycled by conventional heat exchanger with pressure.
The technical solution of the utility model includes: hydrophobic comprehensive recycling system, including high pressure draining flash vessel, high pressure draining dilatation
Device is separately connected oxygen-eliminating device and regulating valve through pipeline；Regulating valve is connect with low pressure hydrophobic development unit, and low pressure hydrophobic development unit is through pipe
Road, which is separately connected to dredge, expands heat exchanger, automatic pump and drain tank；Automatic pump is connect with steam turbine lower water box, steam turbine lower water box
Female water dredges pipe and is connected with low pressure, input end in trench；Drain tank is connected separately with overflow water sealed tube through pipeline, surface-type exchanges heat
Device and drainage pump；Surface-type heat exchanger is equipped with evacuated tube, and flow area is greater than emptying tube section inside surface-type heat exchanger
Area；Drainage pump is connected to oxygen-eliminating device.
In hydrophobic comprehensive recycling system above-mentioned, the low pressure hydrophobic development unit connects drain tank through U-tube.
In hydrophobic comprehensive recycling system above-mentioned, the low pressure, input end includes multiple hydrophobic inputs of low level disposed in parallel
End and steam turbine axis add hydrophobic input terminal.
In hydrophobic comprehensive recycling system above-mentioned, the overflow water sealed tube includes the overflow pipe set gradually and water seal cylinder.
Compared with prior art, the utility model is by high pressure draining flash vessel and low pressure hydrophobic development unit to hydrophobic progress
Multistage Treatment for Reuse, for high pressure draining after the decompression of high pressure draining flash vessel, steam is sent to oxygen-eliminating device, has recycled partial heat,
Reduce deoxygenation heating steam consumption；The low pressure of high pressure draining and low pressure, input end after being depressurized is hydrophobic, through the hydrophobic expansion of low pressure
After container is depressured again, is dredged and expand the most of heat of heat exchanger recycling；In the hydrophobic entrance drain tank of low pressure after decompression, work is carried out
Matter recycling, and by surface-type heat exchanger will be hydrophobic in last heat recovery, recycled by being depressured twice with multistage, it is ensured that
The high efficiente callback of heat and working medium；And flow area is greater than evacuated tube area of section inside surface-type heat exchanger, reduces exhaust
Resistance ensure that the no pressure of drain tank, it is ensured that surface-type heat exchanger can operate normally, to recycle heat and working medium.To sum up
Described, the utility model can not only improve the reuse efficiency of energy and working medium, and also having can be by conventional heat exchanger with pressure
Come the characteristics of recycling heat and working medium.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
The label in accompanying drawing is: 1- high pressure draining flash vessel, 2- regulating valve, 3- low pressure hydrophobic development unit, 4- automatic pump,
5- steam turbine lower water box, female water dredges pipe in 6- trench, and 7- low pressure, input end, 8- drain tank, 9-, which is dredged, expands heat exchanger, 10- overflow water
Sealed tube, 11- surface-type heat exchanger, 12- drainage pump, 13- oxygen-eliminating device, 14- overflow pipe, 15- water seal cylinder, 16-U type pipe, 17- emptying
Pipe, 18- high pressure draining input terminal.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples, but is not intended as to the utility model
The foundation of limitation.
Embodiment.Hydrophobic comprehensive recycling system is constituted as shown in Figure 1, including high pressure draining flash vessel, high pressure draining dilatation
Device 1 is separately connected oxygen-eliminating device 13 and regulating valve 2 through pipeline；Regulating valve 2 is connect with low pressure hydrophobic development unit 3, low pressure dewatering capacity-enlarging
Device 3, which is separately connected to dredge through pipeline, expands heat exchanger 9, automatic pump 4 and drain tank 8；Automatic pump 4 is connect with steam turbine lower water box 5,
The female water in trench of steam turbine lower water box 5 dredges pipe 6 and is connected with low pressure, input end 7；Drain tank 8 is connected separately with overflow water through pipeline
Sealed tube 10, surface-type heat exchanger 11 and drainage pump 12；Surface-type heat exchanger 11 is equipped with evacuated tube 17, and surface-type heat exchanger 11
Internal flow area is greater than 17 area of section of evacuated tube；Drainage pump 12 is connected to oxygen-eliminating device 13.Cut-off is equipped on each pipeline
Valve, convenient for adjusting；It dredges and expands heat exchanger 9 and surface-type heat exchanger 11 for conventional heat exchanger with pressure, for recycling the heat in hydrophobic
Amount；Each road high pressure draining is carried out first time decompression by high pressure draining flash vessel 1, is depressurized to 0.7MPa；The operating pressure of oxygen-eliminating device
For 0.5MPa, with the heat with steam in recycling high pressure draining flash vessel 1；Steam turbine lower water box 5 is in storage low pressure, input end 7
Each road low pressure it is hydrophobic；Automatic pump 4 send the 5 hydrophobic pressurization of the road Nei Ge low pressure of steam turbine lower water box to low pressure dewatering capacity-enlarging
Device 3；Low pressure hydrophobic development unit 3 to after primary decompression high pressure draining and Ge Lu low pressure is hydrophobic is depressured again, be depressurized to
0.12MPa；Drain tank 8 can the interior working medium recycled in hydrophobic；Overflow water sealed tube 10 can prevent minute-pressure steam from leaking by overflow pipe 14
Enter trench, while keeping the relief function of overflow pipe 14；Surface-type heat exchanger 11 recycles hydrophobic last heat；Surface-type heat exchange
11 inside flow area of device is greater than 17 area of section of evacuated tube, reduces exhaust resistance, ensure that the no pressure of drain tank 8；
The hydrophobic pressurization reuse that drainage pump 12 is used to come out drain tank 8 is to oxygen-eliminating device 13.
The low pressure hydrophobic development unit 3 connects drain tank 8 through U-tube 16.U-tube 16 can be such that low pressure hydrophobic development unit 3 goes out
The hydrophobic pressure maintaining come enters in drain tank 8.
The low pressure, input end 7 includes that the hydrophobic input terminal of multiple low levels disposed in parallel and steam turbine axis add hydrophobic input terminal.
Low pressure, input end 7 include hydrophobic low-pressure steam pipeline hydrophobic side, pneumatic pump and gland-packing leakage end, Medium Pressure Steam Pipeline hydrophobic side and
Steam turbine ontology hydrophobic development unit hydrophobic side.
The overflow water sealed tube 10 includes the overflow pipe 14 and water seal cylinder 15 set gradually.Drain tank 8 through overflow pipe 14 with
Water seal cylinder 15 connects.
The course of work of the utility model: each road high pressure draining enters high pressure draining flash vessel through high pressure draining input terminal 18
In 1, pressure is hydrophobic to be depressurized to 0.7MPa through high pressure draining flash vessel 1, and steam is sent into the oxygen-eliminating device 13 that operating pressure is 0.5MPa
Interior, the high pressure draining after primary decompression is discharged into low pressure hydrophobic development unit 3 through the control of regulating valve 2, and each in low pressure, input end 7
Road low pressure low level is hydrophobic and steam turbine axis adds the hydrophobic thin pipe 6 of water female in trench to enter in steam turbine lower water box 5, then through automatic pump
4 also send the 5 hydrophobic pressurization of the road Nei Ge low pressure of steam turbine lower water box to low pressure hydrophobic development unit 3；High pressure after primary decompression
Hydrophobic and each road low pressure is hydrophobic to be depressurized to 0.12MPa through low pressure hydrophobic development unit 3 again, is generated by low pressure hydrophobic development unit 3
Flash-off steam be discharged into dredge expand heat exchanger 9 in, be heated demineralized water recycling heat；By hydrophobic through U-tube 16 after secondary decompression
Pressure maintaining enters in drain tank 8, carries out working medium recycling, and pass through hydrophobic last heat recovery by surface-type heat exchanger 11
Decompression twice is recycled with multistage, it is ensured that the high efficiente callback of heat and working medium；And 11 inside flow area of surface-type heat exchanger is big
In 17 area of section of evacuated tube, reduce exhaust resistance, ensure that the no pressure of drain tank 8, it is ensured that surface-type heat exchanger 11
It can operate normally, to recycle heat and working medium；Finally, the hydrophobic pressurization reuse that water pump 12 comes out drain tank 8 is to oxygen-eliminating device 13.
The utility model can not only improve the reuse efficiency of energy and working medium, and also having can be recycled by conventional heat exchanger with pressure
The characteristics of heat and working medium.
Claims (4)
1. hydrophobic comprehensive recycling system, it is characterised in that: including high pressure draining flash vessel, high pressure draining flash vessel (1) is through pipeline
It is separately connected oxygen-eliminating device (13) and regulating valve (2)；Regulating valve (2) is connect with low pressure hydrophobic development unit (3), low pressure hydrophobic development unit
(3) it is separately connected to dredge through pipeline and expands heat exchanger (9), automatic pump (4) and drain tank (8)；Automatic pump (4) and steam turbine low level water
Case (5) connection, steam turbine lower water box (5) female water in trench dredge pipe (6) and are connected with low pressure, input end (7)；Drain tank (8) is through pipe
Road is connected separately with overflow water sealed tube (10), surface-type heat exchanger (11) and drainage pump (12)；Surface-type heat exchanger is set on (11)
Have evacuated tube (17), and the internal flow area of surface-type heat exchanger (11) is greater than evacuated tube (17) area of section；Drainage pump (12)
It is connected to oxygen-eliminating device (13).
2. hydrophobic comprehensive recycling system according to claim 1, it is characterised in that: the low pressure hydrophobic development unit (3) is through U
Type pipe (16) connects drain tank (8).
3. hydrophobic comprehensive recycling system according to claim 1, it is characterised in that: the low pressure, input end (7) includes more
The hydrophobic input terminal of a low level disposed in parallel and steam turbine axis add hydrophobic input terminal.
4. hydrophobic comprehensive recycling system according to claim 1,2 or 3, it is characterised in that: the overflow water sealed tube (10)
Including the overflow pipe (14) and water seal cylinder (15) set gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822098689.2U CN209309970U (en) | 2018-12-14 | 2018-12-14 | Hydrophobic comprehensive recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822098689.2U CN209309970U (en) | 2018-12-14 | 2018-12-14 | Hydrophobic comprehensive recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209309970U true CN209309970U (en) | 2019-08-27 |
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ID=67676761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822098689.2U Active CN209309970U (en) | 2018-12-14 | 2018-12-14 | Hydrophobic comprehensive recycling system |
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| Country | Link |
|---|---|
| CN (1) | CN209309970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815296A (en) * | 2021-01-16 | 2021-05-18 | 宁波明州热电有限公司 | Drainage exhaust steam recovery system |
-
2018
- 2018-12-14 CN CN201822098689.2U patent/CN209309970U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112815296A (en) * | 2021-01-16 | 2021-05-18 | 宁波明州热电有限公司 | Drainage exhaust steam recovery system |
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