CN206207396U - A kind of generating oxygen-eliminating device dead steam recovery system - Google Patents
A kind of generating oxygen-eliminating device dead steam recovery system Download PDFInfo
- Publication number
- CN206207396U CN206207396U CN201621026585.5U CN201621026585U CN206207396U CN 206207396 U CN206207396 U CN 206207396U CN 201621026585 U CN201621026585 U CN 201621026585U CN 206207396 U CN206207396 U CN 206207396U
- Authority
- CN
- China
- Prior art keywords
- eliminating device
- condensate
- oxygen
- exhaust steam
- heat exchanger
- Prior art date
- 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.)
- Active
Links
Landscapes
- Physical Water Treatments (AREA)
Abstract
The utility model discloses a kind of generating oxygen-eliminating device dead steam recovery system, including oxygen-eliminating device, it is characterized in that, described oxygen-eliminating device is made up of deoxygenation head and deoxygenation water tank, exhaust steam floss hole is provided with deoxygenation head and water inlet is condensed, condensate is transported to condensation water inlet by condensate pipe, heat exchanger is set on the pipeline of described condensate pipe, while exhaust steam is delivered to heat exchanger from the exhaust steam delivery pipe being connected with exhaust steam floss hole being preheated to condensate.Generating oxygen-eliminating device dead steam recovery system described in the utility model is preheated by heat exchanger using exhaust steam to condensate, reclaim discarded waste heat, reduce exhaust emission, effectively improve the temperature into the condensate water of oxygen-eliminating device, the energy consumption of oxygen-eliminating device is reduced, while reclaiming the moisture in exhaust steam, the increment of unit condensate is reduced, production cost is effectively reduced, is increased economic efficiency.
Description
Technical field
The utility model is related to exhaust steam recovery technology field, more particularly to a kind of generating oxygen-eliminating device dead steam recovery system.
Background technology
During boiler feedwater handling process, deoxygenation is a very crucial link.Oxygen is the feed water system of boiler
Main corrosion material, the oxygen in water supply system should be removed rapidly, and otherwise it can corrode water supply system and the portion of boiler
Part, corrosive substance iron oxide can enter in boiler, deposit or be attached on boiler tube wall and heating surface, form indissoluble and conduct heat
Bad iron dirt, the iron dirt of corrosion can cause inner-walls of duct appearance point to cheat, resistance coefficient increase.When corrosive pipeline is serious, or even
Pipeline explosion accident can occur.Generating set boiler, come deoxygenation, is removed generally using higher-pressure deaerator using extracted steam from turbine
Dissolved oxygen in boiler feedwater, while lifting boiler feed temperature, the dissolved oxygen of precipitation from deoxygenation is carried secretly in the exhaust steam of deoxygenation discharge
Device head is discharged, and is directly emptied, and exhaust temperature is 100 ± 5 DEG C, causes the waste of heat, it is necessary to supplement substantial amounts of condensate, is produced
High cost.
Utility model content
Technical problem to be solved in the utility model and the technical assignment for proposing are that prior art is improved, there is provided
A kind of generating oxygen-eliminating device dead steam recovery system, solves deoxygenation exhaust steam straight in current technology and runs in sky, causes heat waste and condensation
The problem of water loss.
To solve above technical problem, the technical solution of the utility model is：
A kind of generating oxygen-eliminating device dead steam recovery system, including oxygen-eliminating device, it is characterised in that described oxygen-eliminating device is by deoxygenation head
With deoxygenation water tank composition, exhaust steam floss hole is provided with deoxygenation head and water inlet is condensed, condensate is transported to by condensate pipe
Water inlet is condensed, heat exchanger is set on the pipeline of described condensate pipe, while exhaust steam is from the exhaust steam being connected with exhaust steam floss hole
Delivery pipe is delivered to heat exchanger and condensate is preheated.Generating oxygen-eliminating device dead steam recovery system described in the utility model is by original
The exhaust steam for directly discharging is recycled, and the condensate that deoxygenation processing is carried out into oxygen-eliminating device is entered by heat exchanger using exhaust steam
Row preheating, so that the heat that effective recycling exhaust steam has, while reducing the exhaust temperature of exhaust steam, effectively reduces pollution,
The temperature of condensate is effectively improved, and so as to reduce the energy consumption needed for oxygen-eliminating device, energy-conserving and environment-protective reduce production cost.
Further, the direct sending pipe in parallel with heat exchanger is provided with described condensate pipe, and is set on direct sending pipe
Valve, the two ends of heat exchanger turnover condensate are also equipped with valve, and that improves generating oxygen-eliminating device dead steam recovery system uses spirit
Activity, can control the flow path of condensate so that condensate heats it by heat exchanger by exhaust steam by the break-make of valve
After enter back into deoxygenation head in, or condensate along direct sending pipe be delivered directly to deoxygenation head in without by heat exchanger, be easy to dimension
Shield heat exchanger, it is ensured that continual and steady the carrying out of production.
Further, exhaust steam non-condensable gas export is provided with described heat exchanger air, exhaust steam drop is entered by pipeline
After temperature, oxygen therein and other incondensable gases reduce discharge thermal pollution by arranging to air, reduce discharge noise.
Further, described deoxygenation water tank is connected to drain tank by pipeline, and the steam in deoxygenation water tank is by drain tank
Recycling.
Further, condensation-water drain is provided with described heat exchanger and drain tank is connected to by pipeline, exhaust steam with it is solidifying
Bearing water carries out temperature drop after heat exchange, and Water vapor condensation is the condensate of liquid in exhaust steam, by condensate-water polishing to drain tank,
The magnitude of recruitment of condensate can be effectively reduced, production cost is reduced.
Further, filling pipe is also associated with described deoxygenation head, make-up water source ensures that production is continual and steady, it is ensured that
There are enough deaerated water supply boilers.
Compared with prior art, the utility model advantage is：
Generating oxygen-eliminating device dead steam recovery system described in the utility model is carried out by heat exchanger using exhaust steam to condensate
Preheating, reclaims discarded waste heat, reduces exhaust emission, effectively improves the temperature into the condensate water of oxygen-eliminating device, reduces deoxygenation
The energy consumption of device, while reclaiming the moisture in exhaust steam, reduces the increment of condensate, effectively reduces production cost, improves economical
Benefit, reduces noise pollution, improves plant environment effect is significant.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
A kind of generating oxygen-eliminating device dead steam recovery system disclosed in the utility model embodiment, is removed using exhaust steam is discharged to supply
The condensate of oxygen device is preheated, effective recycling exhaust steam heat, reduces exhaust temperature, reduces the operating power consumption of oxygen-eliminating device,
Reduce production cost.
As shown in figure 1, a kind of generating oxygen-eliminating device dead steam recovery system, including oxygen-eliminating device, described oxygen-eliminating device is by deoxygenation first 1
Constituted with deoxygenation water tank 2, exhaust steam floss hole 3 is provided with deoxygenation first 1 and water inlet 4 is condensed, condensate is defeated by condensate pipe 5
Condensation water inlet 4 is sent to, filling pipe 12 is also associated with deoxygenation first 1, it is ensured that water supplies stable, described condensate pipe 5
Heat exchanger 6 is set on pipeline, while exhaust steam is delivered to 6 pairs of condensations of heat exchanger from the exhaust steam delivery pipe 7 being connected with exhaust steam floss hole 3
Water is preheated, and condensate water temperature can effectively improve 5 DEG C, the energy consumption needed for reducing oxygen-eliminating device, exhaust steam carry out heat exchange it
Temperature reduction afterwards, oxygen and other incondensable gases in exhaust steam are by the exhaust steam non-condensable gas export 9 on heat exchanger 6 along pipeline
Air is entered, the hydrogenesis in exhaust steam are that aqueous water is then discharged by the condensation-water drain 11 set on heat exchanger 6, deaerated water
Case 2 is connected to drain tank 10 by pipeline, and condensation-water drain 11 is connected to drain tank 10 by pipeline, and condensed water is recovered profit
With can effectively reduce the increment of condensate.
In order to improve the reliability and flexibility that use, the direct sending pipe 8 in parallel with heat exchanger 6 is provided with condensate pipe 5,
And on direct sending pipe 8 be provided with valve, heat exchanger 6 turnover condensate two ends be also equipped with valve, by the break-make of valve come
Control the flow path of condensate so that condensate is entered back into deoxygenation head after being heated by exhaust steam by heat exchanger, or
Condensate along direct sending pipe be delivered directly to deoxygenation head in without by heat exchanger.
After above-mentioned generating oxygen-eliminating device dead steam recovery system, exhaust steam of the oxygen-eliminating device top without directly outer row, unit
Supplement new condensing capacity and drop to 1.6m3/h from original every 2.6m3/h, reduce boiler water treatment equipment operating load and water
Treatment agent usage amount；The exhaust steam residual heat that idle discharge is put is fully recycled, the condensation water temperature as cooling medium is put down
5 DEG C are improved, the consumption of heating steam needed for oxygen-eliminating device is reduced；Noise is by transforming under preceding 120dB near exhaust steam emission point
80dB is dropped to, the working environment of post employee and the living environment of surrounding resident is effectively improved.
The above is only preferred embodiment of the present utility model, it is noted that above-mentioned preferred embodiment should not be regarded
It is that, to limitation of the present utility model, protection domain of the present utility model should be defined by claim limited range.For
For those skilled in the art, do not departing from spirit and scope of the present utility model, can also make some
Improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. a kind of generating oxygen-eliminating device dead steam recovery system, including oxygen-eliminating device, it is characterised in that described oxygen-eliminating device is by deoxygenation head
(1) constituted with deoxygenation water tank (2), exhaust steam floss hole (3) is provided with deoxygenation head (1) and water inlet (4) is condensed, condensate passes through
Condensate pipe (5) is transported to condensation water inlet (4), heat exchanger (6) is set on the pipeline of described condensate pipe (5), while weary
Vapour is delivered to heat exchanger (6) and condensate is preheated from the exhaust steam delivery pipe (7) being connected with exhaust steam floss hole (3).
2. generating oxygen-eliminating device dead steam recovery system according to claim 1, it is characterised in that described condensate pipe (5)
It is upper to be provided with the direct sending pipe (8) in parallel with heat exchanger (6), and valve is provided with direct sending pipe (8), heat exchanger (6) turnover is solidifying
The two ends for bearing water are also equipped with valve.
3. generating oxygen-eliminating device dead steam recovery system according to claim 1, it is characterised in that on described heat exchanger (6)
There is provided exhaust steam non-condensable gas export (9) enters air by pipeline.
4. generating oxygen-eliminating device dead steam recovery system according to claim 1, it is characterised in that described deoxygenation water tank (2)
Drain tank (10) is connected to by pipeline.
5. generating oxygen-eliminating device dead steam recovery system according to claim 4, it is characterised in that on described heat exchanger (6)
There is provided condensation-water drain (11) is connected to drain tank (10) by pipeline.
6. generating oxygen-eliminating device dead steam recovery system according to claim 1, it is characterised in that in described deoxygenation head (1)
It is also associated with filling pipe (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621026585.5U CN206207396U (en) | 2016-08-31 | 2016-08-31 | A kind of generating oxygen-eliminating device dead steam recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621026585.5U CN206207396U (en) | 2016-08-31 | 2016-08-31 | A kind of generating oxygen-eliminating device dead steam recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206207396U true CN206207396U (en) | 2017-05-31 |
Family
ID=58759196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621026585.5U Active CN206207396U (en) | 2016-08-31 | 2016-08-31 | A kind of generating oxygen-eliminating device dead steam recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206207396U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105753A (en) * | 2018-02-02 | 2018-06-01 | 青岛特殊钢铁有限公司 | A kind of dry cooling oxygen remover dead steam recovery system |
| CN108534127A (en) * | 2018-03-27 | 2018-09-14 | 上海金联热电有限公司 | A kind of boiler supply water deaerating system |
| CN109028021A (en) * | 2018-06-29 | 2018-12-18 | 鞍钢集团工程技术有限公司 | A kind of oxygen-eliminating device exhaust energy recyclable device and method |
-
2016
- 2016-08-31 CN CN201621026585.5U patent/CN206207396U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105753A (en) * | 2018-02-02 | 2018-06-01 | 青岛特殊钢铁有限公司 | A kind of dry cooling oxygen remover dead steam recovery system |
| CN108534127A (en) * | 2018-03-27 | 2018-09-14 | 上海金联热电有限公司 | A kind of boiler supply water deaerating system |
| CN109028021A (en) * | 2018-06-29 | 2018-12-18 | 鞍钢集团工程技术有限公司 | A kind of oxygen-eliminating device exhaust energy recyclable device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101392992B (en) | Silicon smelting electric furnace waste heat power generation process flow and configuration | |
| CN206207396U (en) | A kind of generating oxygen-eliminating device dead steam recovery system | |
| CN106761981A (en) | A kind of thermoelectricity decoupled system for improving hotspot stress | |
| CN104848199A (en) | Method for recovering waste heat from power plant through absorption heat pump to heat boiler water | |
| CN106642042A (en) | Intermediate reheat power generation process and system for coke dry quenching boiler | |
| CN107144146A (en) | Can-type calcine furnace afterheat utilizing system based on piping-main scheme | |
| CN206073764U (en) | A kind of boiler blow-off residual neat recovering system | |
| CN205332168U (en) | Waste heat comprehensive recovery utilization system of thermal power factory | |
| CN107202318A (en) | A kind of heat of smoke discharged from boiler of power station deep exploitation and water reclamation system | |
| CN210511604U (en) | Empty waste heat recovery device that disappears of fermentation cylinder | |
| CN207621985U (en) | A kind of boiler smoke heat reclaiming system | |
| CN205592967U (en) | A waste heat power generation system for dangerous waste disposal trade of industry | |
| CN106115634B (en) | A kind of method for concentrating titanium white waste acid | |
| CN106765018A (en) | A kind of low-quality waste heat recovery generating device | |
| CN109028021A (en) | A kind of oxygen-eliminating device exhaust energy recyclable device and method | |
| CN206222351U (en) | A kind of low-temperature flue gas waste heat recovery system | |
| CN213395512U (en) | System for heat exchange and heating by utilizing steam turbine heat pump and industrial exhaust | |
| CN205014337U (en) | A water supply equipment for improving waste heat power generation system heat exchange efficiency | |
| CN205279058U (en) | Complete recovery unit of technology heat equipment exhaust steam | |
| CN212179611U (en) | Exhaust steam waste heat recycling and condensate water recycling device | |
| CN106439899A (en) | Air cooling unit steam turbine waste heat using system and method | |
| CN207865364U (en) | A kind of dry cooling oxygen remover dead steam recovery system | |
| CN106382619A (en) | Deep recycling system for gas-fired boiler flue gas waste heat | |
| CN207501129U (en) | One kind is used for steam power plant's steam heat recovery system | |
| CN207006112U (en) | A kind of heat of smoke discharged from boiler of power station deep exploitation and water reclamation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |