CN107062198A - A kind of resistance vapour expander of steam humidifying saturation - Google Patents
A kind of resistance vapour expander of steam humidifying saturation Download PDFInfo
- Publication number
- CN107062198A CN107062198A CN201710130128.3A CN201710130128A CN107062198A CN 107062198 A CN107062198 A CN 107062198A CN 201710130128 A CN201710130128 A CN 201710130128A CN 107062198 A CN107062198 A CN 107062198A
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- CN
- China
- Prior art keywords
- steam
- superheated steam
- mouthful
- cylinder
- resistance vapour
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22G—SUPERHEATING OF STEAM
- F22G5/00—Controlling superheat temperature
- F22G5/12—Controlling superheat temperature by attemperating the superheated steam, e.g. by injected water sprays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/26—Steam-separating arrangements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A kind of resistance vapour expander for the saturation that is humidified the present invention relates to superheated steam, including a cylinder（3）, end socket is had on cylinder（2）, upper cover is provided with thermometer mouthful（t）, pressure measxurement mouthful（h）Drain（g）, relief valve port（psv）, humidification saturated vapor outlet（b）；Low head is provided with discharging hole（d）, steam condensate outlet（f）；Cylinder side is provided with superheated steam import（a）, manhole（c）, live liquid level gauge mouthful（L2a）, far transmission level meter mouthful（L1a）；Inner barrel is sequentially provided with superheated steam distributor from the bottom to top（19）, bracing ring（12）, filler（5）, demister（6）, superheated steam distributor（19）With superheated steam import（a）It is connected.The present invention is by increasing the resistance vapour expander of distillation system steam humidifying saturation, with realizing that outer net steam conveyed using superheated steam, and it is energy-saving to reduce outer tube condensate discharge, prevents pipeline from producing the beneficial effects such as the existing phenomenon of liquid hammer.
Description
Technical field
A kind of resistance vapour expander for the saturation that is humidified the present invention relates to superheated steam, is particularly suitable for use in the production of coal preparing ethylene glycol
In technique, for ethylene glycol rectifying tower reactor reboiler steam humidification saturation.
Background technology
Ethylene glycol rectifying uses negative pressure rectifying, whole rectification section, reboiler heat in the production technology of coal-ethylene glycol
By 1.5MPa（G）Steam and 0.7MPa（G）Steam is provided.The materials such as ethylene glycol are easily dehydrated autohemagglutination in distillation system, therefore need
The resistance vapour expander device of superheated steam humidification saturation is used, but there is following lack in production ethylene glycol rectifier unit at present
Point：One is that outer net steam is conveyed using superheated steam, it is possible to reduce outer tube condensate discharge is energy-saving, and pipeline does not produce liquid hammer
Existing phenomenon, but superheated steam easily causes ethylene glycol rectifying reboiler internal temperature overheat so that the material such as ethylene glycol is in tower
Autohemagglutination in kettle and reboiler tubulation, influences heat transfer efficiency, frequent cleaning during shutdown；Two be that steam superheating is serious, causes reboiler to pass
The thermal efficiency declines, and superheated steam occur can not condense in reboiler, force the system short time to be stopped in emergency, and influence production is continuous
Property and product quality；Three be that steam superheating exceeds equipment design temperature, easily causes equipment damage.
The content of the invention
In order to solve the above problems, a kind of equipment of the invention offer is simple, cost is low, runs safety and stability.
To meet the conveying of outer tube superheated steam, can also meet the demand of rectifying saturated vapor, condensate liquid send the useless pot of tower top to use.
The technical scheme is that：A kind of resistance vapour expansion of steam humidifying saturation of distillation system of the present invention
Device, including a cylinder（3）, end socket is had on cylinder（2）, upper cover is provided with thermometer mouthful（t）, pressure measxurement mouthful（h）Emptying
Mouthful（g）, relief valve port（psv）, humidification saturated vapor outlet（b）；Low head is provided with discharging hole（d）, steam condensate outlet
（f）；Cylinder side is provided with superheated steam import（a）, manhole（c）, live liquid level gauge mouthful（L2a）, far transmission level meter mouthful（L1a）；
Inner barrel is sequentially provided with superheated steam distributor from the bottom to top（19）, bracing ring（12）, filler（5）, demister（6）, overheat
Steam distributor（19）With superheated steam import（a）It is connected.
The resistance vapour expander of described steam humidifying saturation, superheated steam is entered by cylinder side 1/3, is steamed by overheating
Vapour distributor is uniformly distributed, and gas-liquid contact heat exchange is carried out with itself condensate liquid.
The resistance vapour expander of described steam humidifying saturation, superheated steam distributor uses tubular porous flow pattern, uses branch
Dress distribution, both sides are fixed using bolt, are connected with barrel soldering band iron.
The resistance vapour expander of described steam humidifying saturation, superheated steam distributor branch dress distributor pipe bottom even distribution phi
16mm apertures so that superheated steam is evenly distributed, reach moisturization effect.
Stainless steel Pall ring filler 3m3 is set in the resistance vapour expander of described steam humidifying saturation, cylinder so that saturation
The separation of steam internal moisture is complete, in order to avoid influence reboiler heat exchange efficiency；
Wire mesh demister 150mm is set in the resistance vapour expander of described steam humidifying saturation, cylinder, prevents saturated vapor from carrying secretly
Liquid.
Fluid infusion pipeline is provided with the outside of the resistance vapour expander of described steam humidifying saturation, cylinder, fluid infusion when driving is improved
Speed, in order to avoid the influence driving time.
The resistance vapour expander of described steam humidifying saturation, outer row's condensate liquid removes the useless pot cooler of tower top so that condensate liquid
Recycle.
The present invention is by increasing the resistance vapour expander of distillation system steam humidifying saturation, it is possible to achieve outer net steam was used
Vapours is conveyed, and reduction outer tube condensate discharge is energy-saving, prevents pipeline from producing the existing phenomenon of liquid hammer；By being dropped after humidifying cooling
Low ethylene glycol rectifying reboiler internal temperature, the material such as ethylene glycol autohemagglutination in tower reactor and reboiler tubulation mitigates, and improves equipment
Heat transfer efficiency, reduce distillation system cleaning during shutdown number of times；Prevent steam superheating serious, reboiler heat transfer efficiency declines, occur
Superheated steam can not be condensed in reboiler, force the system short time to be stopped in emergency, influence continuous production and product quality；In advance
Vapor-proof overheat causes equipment damage beyond equipment design temperature.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is top view of the invention；
In Fig. 1-2：1 it is bearing, 2 be end socket, 3 be cylinder, 4 be nameplate, 5 be filler, 6 be demister, 7 be manhole, 8 is compensation
Circle, 9 be hanger, 10 be grid, 11 be screen cloth, 12 be bracing ring, 13 be gusset, 14 be I-beam, 15 be bearing, 16 be spiral shell
Bolt, 17 be nut, 18 be lacing wire；A is that superheated steam import, b are that the outlet of humidification saturated vapor, c are that manhole, d are discharging hole, e
It is that steam condensate outlet, g are that drain, h are that pressure measxurement mouthful, psv are relief valve port, L1a for steam condensate import, f
L1b is that far transmission level meter mouthful, L2a L2b are that live liquid level gauge mouthful, t are thermometer mouthful.
Embodiment
The resistance vapour expander of distillation system steam humidifying saturation of the present invention, including a cylinder（3）, divide on cylinder
There is end socket（2）, upper cover is provided with thermometer mouthful（t）, pressure measxurement mouthful（h）Drain（g）, relief valve port（psv）, humidification saturation
Steam (vapor) outlet（b）；Low head is provided with discharging hole（d）, steam condensate outlet（f）；Cylinder side is provided with superheated steam import
（a）, manhole（c）, live liquid level gauge mouthful（L2a）, far transmission level meter mouthful（L1a）；Inner barrel is sequentially provided with overheat from the bottom to top
Steam distributor（19）, bracing ring（12）, filler（5）, demister（6）, superheated steam distributor（19）With superheated steam import
（a）It is connected.
Another embodiment difference is that reative cell is tubular, and superheated steam is gone out to enter by equipment barrel 1/3, passes through heat
Steam distributor is uniformly distributed, and gas-liquid contact heat exchange is carried out with itself condensate liquid.
Another embodiment difference is that superheated steam distributor uses tubular porous flow pattern, is filled and is distributed using branch, two
Side is fixed using bolt, is connected with barrel soldering band iron.
Another embodiment difference makes in superheated steam distributor branch dress distributor pipe bottom even distribution phi 16mm apertures
Obtain superheated steam to be evenly distributed, reach moisturization effect.
Another embodiment difference, which is to hinder in vapour expander, cylinder, sets PRSS-DN50 stainless steel Pall ring fillers 3m
3 so that the separation of saturated vapor internal moisture is complete, in order to avoid influence reboiler heat exchange efficiency；
Another embodiment difference, which is to hinder in vapour expander, cylinder, sets S1800-150 SP 304/Q235 wire mesh demisters
150mm, prevents saturated vapor entrained liquids.
Another embodiment difference, which is to hinder, is provided with fluid infusion pipeline on the outside of vapour expander, cylinder, improve and mended when driving
Liquid speed degree, in order to avoid the influence driving time.
Another embodiment difference is that superheated steam enters resistance vapour expander and is provided with by-pass line, can adjust in time
Into resistance vapour expander quantity of steam.
Another embodiment difference is to set far transmission level meter mouthful and live liquid level gauge mouthful on the outside of cylinder.
It is below the workflow and principle of the present invention：
Superheated steam from outside ductwork conveying is by superheated steam import（a）Into resistance vapour expander, superheated steam is by device cartridge
Body 1/3 goes out to enter, and is uniformly distributed by superheated steam distributor, and gas-liquid contact heat exchange is carried out with itself condensate liquid so that
Superheated steam reaches cooling and saturation.Saturated zone liquid steam passes through the stainless steel Pall ring filler that is set in equipment so that saturation is steamed
The separation of vapour internal moisture is complete, in order to avoid influence reboiler heat exchange efficiency.Prevent saturated vapor from carrying liquid secretly by wire mesh demister again
Body.Saturated vapor is used into reboiler, and steam condensate is that steam condensate import flow to resistance certainly by e mouthfuls by high potential difference
In vapour expander, flashed.Condensate liquid passes through steam condensate outlet（f）Delivering to the useless pot of tower top for steam condensate outlet makes
With.
Claims (8)
1. the resistance vapour expander of a kind of steam humidifying saturation, it is characterised in that including a cylinder（3）, end socket is had on cylinder
（2）, upper cover is provided with thermometer mouthful（t）, pressure measxurement mouthful（h）Drain（g）, relief valve port（psv）, humidification saturated vapor go out
Mouthful（b）；Low head is provided with discharging hole（d）, steam condensate outlet（f）；Cylinder side is provided with superheated steam import（a）, manhole
（c）, live liquid level gauge mouthful（L2a）, far transmission level meter mouthful（L1a）；Inner barrel is sequentially provided with superheated steam distribution from the bottom to top
Device（19）, bracing ring（12）, filler（5）, demister（6）, superheated steam distributor（19）With superheated steam import（a）It is connected
Connect.
2. the resistance vapour expander of steam humidifying saturation according to claim 1, it is characterised in that superheated steam is by cylinder side
Enter at face 1/3, be uniformly distributed by superheated steam distributor, gas-liquid contact heat exchange is carried out with itself condensate liquid.
3. the resistance vapour expander of steam humidifying saturation according to claim 1, it is characterised in that superheated steam distributor makes
Tubular porous flow pattern is used, is filled and is distributed using branch, both sides are fixed using bolt, are connected with barrel soldering band iron.
4. the resistance vapour expander of steam humidifying saturation according to claim 3, it is characterised in that superheated steam distributor branch
Fill distributor pipe bottom even distribution phi 16mm apertures.
5. the resistance vapour expander of steam humidifying saturation according to claim 1, it is characterised in that filler is set in cylinder as not
Become rusty steel Pall ring.
6. the resistance vapour expander of steam humidifying saturation according to claim 1, it is characterised in that set in cylinder demister as
Wire mesh demister.
7. the resistance vapour expander of steam humidifying saturation according to claim 1, it is characterised in that be provided with benefit on the outside of cylinder
Liquid pipe line, improves fluid infusion velocity when driving, in order to avoid the influence driving time.
8. the resistance vapour expander of steam humidifying saturation according to claim 1, it is characterised in that outer row's condensate liquid removes tower top
Useless pot cooler so that condensate liquid is recycled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710130128.3A CN107062198A (en) | 2017-03-07 | 2017-03-07 | A kind of resistance vapour expander of steam humidifying saturation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710130128.3A CN107062198A (en) | 2017-03-07 | 2017-03-07 | A kind of resistance vapour expander of steam humidifying saturation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107062198A true CN107062198A (en) | 2017-08-18 |
Family
ID=59621863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710130128.3A Pending CN107062198A (en) | 2017-03-07 | 2017-03-07 | A kind of resistance vapour expander of steam humidifying saturation |
Country Status (1)
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| CN (1) | CN107062198A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1455203A1 (en) * | 1986-04-16 | 1989-01-30 | Центральный Научно-Исследовательский И Проектно-Конструкторский Институт По Проектированию Оборудования Для Целлюлозно-Бумажной Промышленности | Steam delivery collector of steam attemperator |
| CN203777881U (en) * | 2014-04-10 | 2014-08-20 | 江苏亿润化工装备科技有限公司 | Steam cleaning filter |
| CN204275518U (en) * | 2014-08-27 | 2015-04-22 | 江苏凯茂石化科技有限公司 | A kind of methyl alcohol vaporising device |
| CN105085900A (en) * | 2014-05-13 | 2015-11-25 | 郑州大学 | Superheated steam recycling and waste heat utilizing apparatus |
| CN207334716U (en) * | 2017-03-07 | 2018-05-08 | 新疆天智辰业化工有限公司 | A kind of resistance vapour expander of steam humidifying saturation |
-
2017
- 2017-03-07 CN CN201710130128.3A patent/CN107062198A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1455203A1 (en) * | 1986-04-16 | 1989-01-30 | Центральный Научно-Исследовательский И Проектно-Конструкторский Институт По Проектированию Оборудования Для Целлюлозно-Бумажной Промышленности | Steam delivery collector of steam attemperator |
| CN203777881U (en) * | 2014-04-10 | 2014-08-20 | 江苏亿润化工装备科技有限公司 | Steam cleaning filter |
| CN105085900A (en) * | 2014-05-13 | 2015-11-25 | 郑州大学 | Superheated steam recycling and waste heat utilizing apparatus |
| CN204275518U (en) * | 2014-08-27 | 2015-04-22 | 江苏凯茂石化科技有限公司 | A kind of methyl alcohol vaporising device |
| CN207334716U (en) * | 2017-03-07 | 2018-05-08 | 新疆天智辰业化工有限公司 | A kind of resistance vapour expander of steam humidifying saturation |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170818 |