CN207762880U - Novel thermal vacuum deoxygenation system - Google Patents
Novel thermal vacuum deoxygenation system Download PDFInfo
- Publication number
- CN207762880U CN207762880U CN201721740789.XU CN201721740789U CN207762880U CN 207762880 U CN207762880 U CN 207762880U CN 201721740789 U CN201721740789 U CN 201721740789U CN 207762880 U CN207762880 U CN 207762880U
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- CN
- China
- Prior art keywords
- oxygen
- eliminating device
- water
- heating power
- economizer
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- 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.)
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- 238000006392 deoxygenation reaction Methods 0.000 title description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 108
- 238000010438 heat treatment Methods 0.000 claims abstract description 31
- 239000008234 soft water Substances 0.000 claims abstract description 27
- 238000002347 injection Methods 0.000 claims abstract description 9
- 239000007924 injection Substances 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000003245 coal Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims description 2
- 239000002918 waste heat Substances 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000009835 boiling Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000003517 fume Substances 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Landscapes
- Physical Water Treatments (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The utility model provides a novel heating power vacuum deoxidization system, novel heating power vacuum deoxidization system includes: a soft water tank (10); a soft water pump (20); an economizer (40); a deaerator feed pump (30); a deaerator (50); a vacuum ejector (60); the vacuum injection pipeline is used for decompressing the deaerator and is connected with the soft water tank (10), the soft water pump (20), the vacuum injector (60) and the deaerator (50); and a water injection pipeline for injecting water into the deaerator is connected with the soft water tank (10), the deaerator water feed pump (30), the economizer (40) and the deaerator (50). The utility model discloses a heating power vacuum deoxidization system, its energy-conservation nature is good, and work efficiency is high, has advantages such as the function of good recovery waste heat.
Description
Technical field
The utility model is related to industry and civilian waste heat recovery field, a kind of specific novel heating power deaeration in condenser system.
Background technology
The common Deoxidization method of boiler feedwater at present is atmospheric-type thermodynamic deoxidizing.Atmosphere-type thermodynamic oxygen remover is needed from consumption
About 20% quantity of steam.And it needs that a large amount of valve groups such as pressure reducing valve, safety valve, flow control valve are arranged for deoxygenation steam, increases
Construction cost is added.
In conclusion problems with exists in the prior art：Atmosphere-type thermodynamic oxygen remover consuming quantity of steam is larger, Er Qiecheng
This height.
Utility model content
The utility model provides a kind of novel heating power deaeration in condenser system, expends quantity of steam to solve gas formula thermal deaerator
Larger and of high cost problem.
For this purpose, the utility model proposes a kind of novel heating power deaeration in condenser system, the novel heating power deaeration in condenser system
Including：
Softened water tank；
Softened water pump；
Economizer；
Deaerator feed water pump；
Oxygen-eliminating device；
Vacuum injector；
To the vacuum injection pipeline that oxygen-eliminating device is depressurized, the softened water tank, softened water pump, vacuum injector and deoxygenation are connected
Device；
To the water injecting pipeline of oxygen-eliminating device water filling, the softened water tank, deaerator feed water pump, economizer and oxygen-eliminating device are connected.
Further, the water outlet of the softened water tank connects deaerator feed water pump and through deaerator feedwater water pump outlet pipe and province
The economizer entrance of coal device connects, and the economizer exit of economizer is connected by the water inlet of economizer outlet pipe and oxygen-eliminating device 50
It connects.
Further, the water outlet of the softened water tank is also connected by the soft water injection entrance of softened water pump and vacuum injector
It connects, oxygen-eliminating device exhaust outlet is connect by oxygen-eliminating device exhaust pipe with the gas access of vacuum injector, and the outlet of vacuum injector is logical
Water return pipeline is crossed to connect with softened water tank.
Further, the deaerator feedwater water pump outlet pipe is equipped with oxygen-eliminating device water inlet bypass line.
Further, the oxygen-eliminating device is also associated with the spare heating tube of oxygen-eliminating device.
Further, the oxygen-eliminating device, which is also associated with, overflows the oxygen-eliminating device beyond the soft water discharge for limiting liquid level in oxygen-eliminating device
Flowing water seal apparatus.
Further, the economizer is set in the flue of boiler.
Further, the softened water tank is set on the terrace outside the flue.
Further, the oxygen-eliminating device is arranged outside flue on the platform higher than 5 meters of the terrace.
The utility model utilizes the principle of deaeration in condenser, according to Henry's law it is found that the solubility of any gas in water
Be to partial pressure of this gas in water termination it is directly proportional.When water reaches boiling point, water vapour pressure in water termination and
Ambient pressure is equal, the partial pressures of other gases just no longer dissolved gas, at this time the steam pressure on the water surface and ambient pressure phase
Partial pressure Deng, other gases is equal to zero.The boiling point of water and the pressure residing for water are directly proportional, when pressure reduction, the boiling point of water
It reduces.Pressure on the water surface is just evacuated by the principle of deaeration in condenser, makes 90 DEG C or so hot water boilings, reaches the mesh of deoxygenation
's.
The utility model absorbs fume afterheat by economizer, and certain vacuum degree is caused by vacuum injector, makes
Soft water reaches good deaerating effect when less than atmospheric boiling point temperature.Its good energy saving property, work efficiency is high, has good time
The advantages that receiving the function of waste heat.Achieve the purpose that energy saving and reduces cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of the novel heating power deaeration in condenser system of the utility model.
Drawing reference numeral explanation：
10, softened water tank；11, softened water tank water inlet pipe；12, softened water tank outlet pipe；20, softened water pump；
30, deaerator feed water pump；21, vacuum injector water inlet pipe；31, water supply water pump outlet pipe；
32, oxygen-eliminating device water inlet bypass line；39, economizer entrance；40, economizer；
41, economizer exit；42, economizer outlet pipe；50, oxygen-eliminating device；51, oxygen-eliminating device outlet pipe；
52, oxygen-eliminating device exhaust pipe；53, the spare heating tube of oxygen-eliminating device；60, vacuum injector；
61, injector return pipe；70, oxygen-eliminating device overflow water seal arrangement；71, overflow pipe.
Specific implementation mode
For a clearer understanding of the technical features, objectives and effects of the utility model, existing control description of the drawings
The utility model.
As shown in Figure 1, novel heating power deaeration in condenser system includes：Softened water tank 10 for accommodating soft water；Softened water pump 20；It saves
Coal device 40；Deaerator feed water pump 30；Oxygen-eliminating device 50；Vacuum injector 60 (also referred to as injector or steam ejector)；To oxygen-eliminating device
The vacuum injection pipeline depressurized, connects the softened water tank 10, softened water pump 20, vacuum injector 60 and oxygen-eliminating device 50；To except
The water injecting pipeline of oxygen device water filling connects the softened water tank 10, deaerator feed water pump 30, economizer 40 and oxygen-eliminating device 50.
Softened water pump 20 is that vacuum injector 60 pumps soft water, and deaerator feed water pump 30 is that economizer 40 pumps soft water.Soft water
Case 10 has softened water tank water inlet pipe 11 and softened water tank outlet pipe 12.
Soft water is heated to 82~95 DEG C by economizer using fume afterheat, and vacuum injector can be such that the vacuum degree of oxygen-eliminating device reaches
To 0.02MPa to 0.05Mpa.Fume afterheat is absorbed by economizer, and causes certain vacuum degree by vacuum injector,
Soft water is set to reach good deaerating effect when less than atmospheric boiling point temperature.Its good energy saving property, work efficiency is high, has good
The advantages that function of recovery waste heat.Achieve the purpose that energy saving and reduces cost.
Economizer 40 is set in flue, and softened water tank 10 is set near flue on ± 0.00m terraces, and oxygen-eliminating device 50 is arranged
Near the flue on+5.00m platforms, two water pumps are arranged near softened water tank 10.
The water outlet of softened water tank 10 as shown in Figure 1 by deaerator feed water pump 30 and through deaerator feedwater water pump outlet pipe 31 with
The economizer entrance 39 of economizer 40 connects, and the economizer exit 41 of economizer 40 passes through economizer outlet pipe 42 and oxygen-eliminating device
50 water inlet connection.
The water outlet of the softened water tank 10 is connect by softened water pump 20 with the soft water injection entrance of vacuum injector 60 simultaneously,
Oxygen-eliminating device exhaust outlet is connect by oxygen-eliminating device exhaust pipe 52 with the gas access of vacuum injector 60, the outlet of vacuum injector 60
It is connect with softened water tank by injector return pipe 61.
Oxygen-eliminating device water inlet bypass line 32 all the way is drawn on the deaerator feedwater water pump outlet pipe 31, in order to economizer 40
It is spare when maintenance.
The oxygen-eliminating device 50 has oxygen-eliminating device outlet pipe 51, to be discharged.Oxygen-eliminating device 50 is also associated with an oxygen-eliminating device
Spare heating tube 53, the heating tube connect workshop steam pipe network.At system operation initial stage, carried to oxygen-eliminating device when flue-gas temperature is relatively low
Heating load, when system normal operation can cutting-off valve it is spare.
Oxygen-eliminating device 50 is also connected with there are one oxygen-eliminating device overflow water seal arrangement 70, also referred to as oxygen-eliminating device overflow water seal or deoxygenation overflow
Water seal.The oxygen-eliminating device overflow water seal arrangement 70 can make in oxygen-eliminating device soft water beyond liquid level is limited after, pass through 71 row of overflow pipe
Go out oxygen-eliminating device.Meanwhile oxygen-eliminating device overflow water seal arrangement 70 can also be automatically drained out a part of water and make deoxygenation in 50 superpressure of oxygen-eliminating device
Pressure recovery normal condition inside device 50.
The course of work of the utility model is as follows：
Before boiler or industrial furnace igniting heating, soft water is added to normal level to softened water tank 10 first.Start oxygen-eliminating device
Feed pump 30 makes soft water pass through economizer 40 and injects oxygen-eliminating device, it is spare that oxygen-eliminating device is opened after oxygen-eliminating device 50 reaches normal level
Valve in heating tube 53 using soft water in workshop pipe network steam heating oxygen-eliminating device, while starting softened water pump and adjusting vacuum and drawing
Regulating valve on emitter water inlet pipe 21 makes the vacuum degree of oxygen-eliminating device 50 reach 0.02MPa, and adjusts the spare heating tube of oxygen-eliminating device 53
On valve so that soft water temperature in oxygen-eliminating device is reached 95 DEG C.95 DEG C of soft water enter the drop with concentration of oxygen gas after vacuum dust cather
Down to good deaerating effect.
When soft water pressurizes and when quickly through vacuum injector 60, the gas in oxygen-eliminating device 50 is with injection through softened water pump 20
Oxygen-eliminating device 50 is flowed out, makes to form vacuum in oxygen-eliminating device 50.
After the furnace temperature of boiler or industrial furnace reaches normal production status, soft water is absorbed through economizer 40 in flue gas
Heat, when being heated to 95 DEG C, you can close the valve in the spare heating tube of oxygen-eliminating device 53, no longer need to heat by external steam soft
Water.
It can be seen from the above description that the utility model realizes following technique effect：Cigarette is absorbed by economizer
Gas waste heat, and certain vacuum degree is caused by vacuum injector, so that soft water is reached good when less than atmospheric boiling point temperature
Deaerating effect.Its good energy saving property, work efficiency is high, has many advantages, such as the function of good recovery waste heat.Reach it is energy saving and
Reduce the purpose of cost.
The above descriptions are merely exemplary embodiments of the present utility model, is not limited to the model of the utility model
It encloses.It can be combined with each other under conditions of not conflicting for each component part of the utility model, any those skilled in the art,
Made equivalent variations and modification under the premise of not departing from the design and principle of the utility model, it is new should all to belong to this practicality
The range of type protection.
Claims (9)
1. a kind of novel heating power deaeration in condenser system, which is characterized in that the novel heating power deaeration in condenser system includes：
Softened water tank (10)；
Softened water pump (20)；
Economizer (40)；
Deaerator feed water pump (30)；
Oxygen-eliminating device (50)；
Vacuum injector (60)；
To the vacuum injection pipeline that oxygen-eliminating device is depressurized, the softened water tank (10), softened water pump (20), vacuum injector are connected
(60) and oxygen-eliminating device (50)；
To the water injecting pipeline of oxygen-eliminating device water filling, connects the softened water tank (10), deaerator feed water pump (30), economizer (40) and remove
Oxygen device (50).
2. novel heating power deaeration in condenser system as described in claim 1, which is characterized in that the water outlet of the softened water tank connects
Deaerator feed water pump is simultaneously connect through deaerator feedwater water pump outlet pipe (31) with the economizer entrance (39) of economizer, the province of economizer
Coal device outlet (41) is connect by economizer outlet pipe (42) with the water inlet of oxygen-eliminating device 50.
3. novel heating power deaeration in condenser system as claimed in claim 2, which is characterized in that the water outlet of the softened water tank is also logical
Softened water pump (20) is crossed to connect with the soft water injection entrance of vacuum injector, oxygen-eliminating device exhaust outlet by oxygen-eliminating device exhaust pipe (52) with
The gas access of vacuum injector connects, and the outlet of vacuum injector is connect by water return pipeline (61) with softened water tank.
4. novel heating power deaeration in condenser system as claimed in claim 2, which is characterized in that the deaerator feedwater water pump outlet pipe
(31) it is equipped with oxygen-eliminating device water inlet bypass line (32).
5. novel heating power deaeration in condenser system as described in claim 1, which is characterized in that the oxygen-eliminating device (50) is also associated with
The spare heating tube of oxygen-eliminating device (53).
6. novel heating power deaeration in condenser system as described in claim 1, which is characterized in that the oxygen-eliminating device (50) is also associated with
By the oxygen-eliminating device overflow water seal arrangement (70) beyond the soft water discharge for limiting liquid level in oxygen-eliminating device.
7. novel heating power deaeration in condenser system as described in claim 1, which is characterized in that the economizer (40) is set to pot
In the flue of stove.
8. novel heating power deaeration in condenser system as claimed in claim 7, which is characterized in that the softened water tank (10) is set to institute
It states on the terrace outside flue.
9. novel heating power deaeration in condenser system as claimed in claim 8, which is characterized in that the oxygen-eliminating device (50) is arranged in cigarette
Higher than on the platform of 5 meters of the terrace outside road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740789.XU CN207762880U (en) | 2017-12-13 | 2017-12-13 | Novel thermal vacuum deoxygenation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721740789.XU CN207762880U (en) | 2017-12-13 | 2017-12-13 | Novel thermal vacuum deoxygenation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207762880U true CN207762880U (en) | 2018-08-24 |
Family
ID=63186470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721740789.XU Active CN207762880U (en) | 2017-12-13 | 2017-12-13 | Novel thermal vacuum deoxygenation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207762880U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940440A (en) * | 2017-12-13 | 2018-04-20 | 北京京诚凤凰工业炉工程技术有限公司 | Novel thermal vacuum deoxygenation system |
-
2017
- 2017-12-13 CN CN201721740789.XU patent/CN207762880U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940440A (en) * | 2017-12-13 | 2018-04-20 | 北京京诚凤凰工业炉工程技术有限公司 | Novel thermal vacuum deoxygenation system |
| CN107940440B (en) * | 2017-12-13 | 2024-03-26 | 北京京诚凤凰工业炉工程技术有限公司 | Thermal vacuum deoxidizing system |
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