CN207334716U - A kind of resistance vapour expander of steam humidifying saturation - Google Patents
A kind of resistance vapour expander of steam humidifying saturation Download PDFInfo
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- CN207334716U CN207334716U CN201720213159.0U CN201720213159U CN207334716U CN 207334716 U CN207334716 U CN 207334716U CN 201720213159 U CN201720213159 U CN 201720213159U CN 207334716 U CN207334716 U CN 207334716U
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- superheated steam
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Abstract
It the utility model is related to a kind of resistance vapour expander of superheated steam humidification saturation, including a cylinder（3）, end socket is had on cylinder（2）, upper cover is equipped with thermometer mouth（t）, pressure measurement mouth（h）Drain（g）, relief valve port（psv）, humidification saturated vapor outlet（b）；Low head is equipped with discharging hole（d）, steam condensate outlet（f）；Cylinder side is equipped with superheated steam import（a）, manhole（c）, live liquid level gauge mouth（L2a）, far transmission level meter mouth（L1a）；Inner barrel is equipped with superheated steam distributor successively 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 utility model has and realizes that outer net steam is conveyed using superheated steam by increasing the resistance vapour expander of distillation system steam humidifying saturation, and it is energy-saving to reduce outer tube condensate discharge, prevents pipeline from producing liquid hammer and showing the beneficial effects such as phenomenon.
Description
Technical field
The present invention relates to a kind of resistance vapour expander of superheated steam humidification saturation, produced especially suitable for 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 provides.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 is lacked at present in production ethylene glycol rectifier unit there are following
Point：First, 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 be easy to cause 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；Second, steam superheating is serious, reboiler is caused 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 it is continuous to influence production
Property and product quality；Third, steam superheating exceeds equipment design temperature, equipment damage is be easy to cause.
The content of the invention
To solve the above-mentioned problems, a kind of equipment of the invention offer is simple, cost is low, stabilization safe for operation.
To meet the conveying of outer tube superheated steam, can also meet the needs of rectifying saturated vapor, condensate liquid send tower top to give up pot 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 equipped with thermometer mouth（t）, pressure measurement mouth（h）Emptying
Mouthful（g）, relief valve port（psv）, humidification saturated vapor outlet（b）；Low head is equipped with discharging hole（d）, steam condensate outlet
（f）；Cylinder side is equipped with superheated steam import（a）, manhole（c）, live liquid level gauge mouth（L2a）, far transmission level meter mouth（L1a）；
Inner barrel is equipped with superheated steam distributor successively 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 the steam humidifying saturation, superheated steam are entered by cylinder side 1/3, are 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 the steam humidifying saturation, superheated steam distributor use tubular porous flow pattern, use branch
Dress distribution, both sides are fixed using bolt, are connected with barrel soldering band iron.
The resistance vapour expander of the steam humidifying saturation, superheated steam distributor branch dress distribution bottom of the tube are uniformly distributed φ
16mm apertures so that superheated steam is evenly distributed, and reaches moisturization effect.
The resistance vapour expander of the steam humidifying saturation, sets stainless steel Pall ring filler 3m3 in cylinder so that saturation
The separation of steam internal moisture is complete, in order to avoid influence reboiler heat exchange efficiency；
The resistance vapour expander of the steam humidifying saturation, sets wire mesh demister 150mm in cylinder, prevents saturated vapor
Entrained liquids.
The resistance vapour expander of the steam humidifying saturation, cylinder outside are provided with fluid infusion pipeline, improve fluid infusion when driving
Speed, in order to avoid influence the time of driving.
The resistance vapour expander of the steam humidifying saturation, outer row's condensate liquid go tower top to give up a pot cooler so that condensate liquid
Recycle.
Resistance vapour expander of the invention by increasing distillation system steam humidifying saturation, it is possible to achieve outer net steam used
Hot steam conveys, and reduction outer tube condensate discharge is energy-saving, prevents pipeline from producing liquid hammer and showing phenomenon；By being dropped after humidifying cooling
The materials such as low ethylene glycol rectifying reboiler internal temperature, ethylene glycol autohemagglutination in tower reactor and reboiler tubulation mitigates, and improves equipment
Heat transfer efficiency, reduce distillation system cleaning during shutdown number；Prevent that steam superheating is serious, reboiler heat transfer efficiency declines, and occurs
Superheated steam can not condense 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 the structure diagram of the present invention；
Fig. 2 is the top view of the present 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
Compensating ring, 9 be lifting lug, 10 be grid, 11 be sieve, 12 be bracing ring, 13 be gusset, 14 be I-beam, 15 be bearing, 16 be
Bolt, 17 be nut, 18 be lacing wire；A is superheated steam import, b be humidification saturated vapor outlet, c be manhole, d be discharging hole,
E is steam condensate import, f is steam condensate outlet, g is drain, h is pressure measurement mouth, psv is relief valve port, L1a
L1b is far transmission level meter mouth, L2a L2b are live liquid level gauge mouth, t is thermometer mouth.
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 equipped with thermometer mouth（t）, pressure measurement mouth（h）Drain（g）, relief valve port（psv）, humidification saturation
Steam (vapor) outlet（b）；Low head is equipped with discharging hole（d）, steam condensate outlet（f）；Cylinder side is equipped with superheated steam import
（a）, manhole（c）, live liquid level gauge mouth（L2a）, far transmission level meter mouth（L1a）；Inner barrel is equipped with overheat successively 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 fills distribution bottom of the tube in superheated steam distributor branch and is uniformly distributed φ 16mm apertures, makes
Obtain superheated steam to be evenly distributed, reach moisturization effect.
Another embodiment difference is resistance vapour expander, and PRSS-DN50 stainless steel Pall ring fillers 3m is set in cylinder
3 so that the separation of saturated vapor internal moisture is complete, in order to avoid influence reboiler heat exchange efficiency；
Another embodiment difference is resistance vapour expander, and setting S1800-150 SP 304/Q235 silk screens in cylinder removes
Foam device 150mm, prevents saturated vapor entrained liquids.
Another embodiment difference is to hinder vapour expander, fluid infusion pipeline is provided with the outside of cylinder, improves and is mended when driving
Liquid speed degree, in order to avoid influence the time of driving.
Another embodiment difference is that superheated steam enters resistance vapour expander and is equipped 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 mouth and live liquid level gauge mouth 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 setting
Standby cylinder 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 full
Separated completely with steam internal moisture, in order to avoid influence reboiler heat exchange efficiency.Prevent saturated vapor from pressing from both sides by wire mesh demister again
Carrying liqs.Saturated vapor is used into reboiler, and steam condensate is flow automatically by high potential difference by e mouthfuls for steam condensate import
To resistance vapour expander, flashed.Condensate liquid passes through steam condensate outlet（f）Send to tower top and give up for steam condensate outlet
Pot uses.
Claims (7)
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 equipped with thermometer mouth（t）, pressure measurement mouth（h）Drain（g）, relief valve port（psv）, humidification saturated vapor go out
Mouthful（b）；Low head is equipped with discharging hole（d）, steam condensate outlet（f）；Cylinder side is equipped with superheated steam import（a）, manhole
（c）, live liquid level gauge mouth（L2a）, far transmission level meter mouth（L1a）；Inner barrel is equipped with superheated steam and is distributed successively 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 distributor makes
With tubular porous flow pattern, filled and be distributed using branch, both sides are fixed using bolt, are connected with barrel soldering band iron.
3. the resistance vapour expander of steam humidifying saturation according to claim 2, it is characterised in that superheated steam distributor two
Side is fixed using bolt, is 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
Dress distribution bottom of the tube is uniformly distributed aperture.
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720213159.0U CN207334716U (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 |
|---|---|---|---|
| CN201720213159.0U CN207334716U (en) | 2017-03-07 | 2017-03-07 | A kind of resistance vapour expander of steam humidifying saturation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207334716U true CN207334716U (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720213159.0U Active CN207334716U (en) | 2017-03-07 | 2017-03-07 | A kind of resistance vapour expander of steam humidifying saturation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062198A (en) * | 2017-03-07 | 2017-08-18 | 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 CN201720213159.0U patent/CN207334716U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062198A (en) * | 2017-03-07 | 2017-08-18 | 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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