CN206526534U - A kind of novel distillation tower Intelligent air pressure control system - Google Patents
A kind of novel distillation tower Intelligent air pressure control system Download PDFInfo
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- CN206526534U CN206526534U CN201720162601.1U CN201720162601U CN206526534U CN 206526534 U CN206526534 U CN 206526534U CN 201720162601 U CN201720162601 U CN 201720162601U CN 206526534 U CN206526534 U CN 206526534U
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- valve
- going out
- control system
- distillation tower
- surge tank
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Abstract
The utility model discloses a kind of novel distillation tower Intelligent air pressure control system, including rectifying column and surge tank, the rectifying column is connected with going out air circuit and going out liquid loop, one end of the surge tank is connected with going out air circuit, and the other end of surge tank is connected with going out liquid loop, the return tank is internally provided with the second liquid level sensor, one end of the reflux pump is connected with going out liquid loop, and the other end of reflux pump is connected with return tank, the valve group includes the first regulating valve, first valve, second valve, 3rd valve, second control valve, 3rd regulating valve and the 4th control valve.The novel distillation tower Intelligent air pressure control system, it is provided with surge tank, occur passing through surge tank voltage stabilizing during of short duration pressure oscillation inside rectifying column, when pressure small range is fluctuated, flow decompression need not be changed, ensure to have saved resource while condensation process is steady, be a kind of novel distillation tower Intelligent air pressure control system easy to use.
Description
Technical field
The utility model is related to rectifying column technical field, specially a kind of novel distillation tower Intelligent air pressure control system.
Background technology
Rectifying column is common a kind of gas-liquid contact apparatus in chemical industry equipment, also known as destilling tower, can pass through each component
Volatility difference realizes that mixture is separated.
With the fast development of China's industry, smelting iron and steel, petrochemical industry, coal chemical industry, etc. industry to the demand of rectifying column
Constantly expand.
At present, the pressure of tower is one of main Con trolling index of rectifying column.The operation of any one rectifying column, all should be
The voltage-controlled system of tower is in set quota, correspondingly to adjust other parameters.Tower pressure fluctuation is excessive, and the material that will destroy full tower is put down
Weighing apparatus and vapor liquid equilibrium, make product not reach required quality.So, many rectifying columns have its specific measure, it is ensured that tower
Pressure is stable in optimum range.
Existing pneumatic control system voltage reduction method is single, using Flow-rate adjustment method adjusting tower pressure, change
It is not thorough that flow easily causes condensation reaction, causes to pollute environment while the wasting of resources.
Utility model content
The purpose of this utility model is to provide a kind of novel distillation tower Intelligent air pressure control system, to solve above-mentioned background
It is not thorough that the change flow proposed in technology easily causes condensation reaction, while causing the wasting of resources the problem of pollution environment.
To achieve the above object, the utility model provides following technical scheme：A kind of novel distillation tower Intelligent air pressure control
System, including rectifying column, surge tank, return tank, condenser, reflux pump, go out air circuit, go out liquid loop, the first regulating valve, first
Valve, the second valve, the 3rd valve, the second control valve, the 3rd regulating valve, the 4th control valve, the first liquid level sensor,
Two liquid level sensors, first pressure sensor, second pressure sensor, transport module, PC terminals and valve group, the rectifying column
Be connected with going out air circuit and going out liquid loop, one end of the surge tank is connected with going out air circuit, and the other end of surge tank with
Go out liquid loop to be connected, the return tank is internally provided with the second liquid level sensor, and the condenser is connected with return tank, institute
State one end of reflux pump and be connected with going out liquid loop, and the other end of reflux pump is connected with return tank, the PC terminals and the
One liquid level sensor, the second liquid level sensor, first pressure sensor and second pressure sensor are electrically connected with, and PC terminals are logical
Transport module and condenser, reflux pump and valve group is crossed to be electrically connected with, the valve group include the first regulating valve, the first valve,
Second valve, the 3rd valve, the second control valve, the 3rd regulating valve and the 4th control valve.
It is preferred that, first regulating valve, the second control valve, the 3rd regulating valve and the 4th control valve are normally closed
Formula, and the first regulating valve, the second control valve, the adjustable electric-controlled valve of the 3rd regulating valve and the 4th control valve.
It is preferred that, the inside of the surge tank is provided with second pressure sensor and the first liquid level sensor.
It is preferred that, first valve, the second valve and the 3rd valve are normally closed type valves, and the first valve, the second valve
Door and the 3rd valve are electric control valve.
It is preferred that, the inwall side of the rectifying column is provided with first pressure sensor.
Compared with prior art, the beneficial effects of the utility model are：The novel distillation tower Intelligent air pressure control system, when
Rectifying column internal pressure kept rises, and can increase hot gas flow by the second control valve and be depressured, if rectifying column internal pressure is held
It is continuous to rise, off-load is further depressured by the 3rd regulating valve, control valve uses normally closed type electrically-controlled valve, and normally closed type can ensure
Hot-air will not be revealed, automatically controlled simplified operation flow, be provided with surge tank, occur of short duration pressure oscillation inside rectifying column
When by surge tank voltage stabilizing, when pressure small range is fluctuated, it is not necessary to change flow decompression, it is ensured that while condensation process is steady
Resource has been saved, has been a kind of novel distillation tower Intelligent air pressure control system easy to use.
Brief description of the drawings
Fig. 1 is the utility model system attachment structure schematic diagram；
Fig. 2 is the utility model rectifying column internal structure schematic diagram；
Fig. 3 is the utility model surge tank internal structure schematic diagram；
Fig. 4 is the utility model return tank internal structure schematic diagram；
Fig. 5 is the utility model control system module schematic block diagram.
In figure：Rectifying column -1；Surge tank -2；Return tank -3；Condenser -4；Reflux pump -5；Go out air circuit -6；Go out liquid to return
Road -7；First regulating valve -8；First valve -9；Second valve -10；3rd valve -11；Second control valve -12；3rd regulation
Valve -13；4th control valve -14；First liquid level sensor -15；Second liquid level sensor -16；First pressure sensor -17；
Second pressure sensor -18；Transport module -19；PC terminals -20；Valve group -21.
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 obtained, belongs to the scope of the utility model protection.
Fig. 1-5 are referred to, the utility model provides a kind of technical scheme：A kind of novel distillation tower Intelligent air pressure control system
System, including rectifying column 1, surge tank 2, return tank 3, condenser 4, reflux pump 5, go out air circuit 6, go out liquid loop 7, the first regulating valve
8th, the first valve 9, the second valve 10, the 3rd valve 11, the second control valve 12, the 3rd regulating valve 13, the 4th control valve 14,
First liquid level sensor 15, the second liquid level sensor 16, first pressure sensor 17, second pressure sensor 18, transport module
19th, PC terminals 20 and valve group 21, rectifying column 1 are connected with going out air circuit 6 and going out liquid loop 7, one end of surge tank 2 and outlet
Loop 6 is connected, and the other end of surge tank 2 is connected with going out liquid loop 7, and return tank 3 is internally provided with the second liquid level sensor
16, condenser 4 is connected with return tank 3, and one end of reflux pump 5 is connected with going out liquid loop 7, and the other end of reflux pump 5 with
Return tank 3 is connected, the liquid level sensor 15 of PC terminals 20 and first, the second liquid level sensor 16, first pressure sensor 17 and
Second pressure sensor 18 is electrically connected with, and PC terminals 20 pass through transport module 19 and condenser 4, reflux pump 5 and valve group 21
It is electrically connected with, valve group 21 includes the first regulating valve 8, the first valve 9, the second valve 10, the 3rd valve 11, the second control valve
12nd, the 3rd regulating valve 13 and the 4th control valve 14.
In above-described embodiment, specifically, the first regulating valve 8, the second control valve 12, the 3rd regulating valve 13 and the 4th regulation
Valve 14 is normally closed type, and the first regulating valve 8, the second control valve 12, the 3rd regulating valve 13 and the 4th control valve 14
Adjustable electric-controlled valve, normally closed type can ensure that hot-air will not be revealed, using adjustable electric-controlled valve simplified operation flow；
In above-described embodiment, specifically, the inside of surge tank 2 is provided with the level sensing of second pressure sensor 18 and first
Device 15, the internal pressure of surge tank 2 is detected by the liquid level sensor 15 of second pressure sensor 18 and first in real time；
In above-described embodiment, specifically, the first valve 9, the second valve 10 and the 3rd valve 11 are normally closed type valves, and the
One valve 9, the second valve 10 and the 3rd valve 11 are electric control valve, and normally closed type can ensure that hot-air will not be revealed, using automatically controlled
Valve simplified operation flow；
In above-described embodiment, specifically, the inwall side of rectifying column 1 is provided with first pressure sensor 17, pass through first
Pressure sensor 17 detects the pressure inside rectifying column 1 in real time.
Operation principle：When using the novel distillation tower Intelligent air pressure control system, need first to whole novel distillation tower
Intelligent air pressure control system has the understanding in a structure, when in use, can more easily be used, and the first liquid level is passed
The liquid level sensor 16 of sensor 15 and second is using Gems victories XM/XT-300 series advanced in years, the first regulating valve 8, the second regulating valve
The 12, the 3rd regulating valve 13 of door and the 4th control valve 14 rise the electric controlled regulating valve of brightness building materials using Nantong, and second adjusts during work
Section valve 12 is opened, and the hot gas in rectifying column 1 enters in condenser 4, after the condensed cooling of device 4 of hot gas together with the liquid phase of precipitation
Into the inside of return tank 3, the air inside return tank 3 is discharged through going out air circuit 6, while the second liquid level sensor 16 is detected back
The liquid height inside tank 3 is flowed, when liquid level reaches PC 20 setting values of terminal, PC terminals 20 make reflux pump 5 work, reflux pump 5
Liquid inside return tank 3 is sent into out liquid loop 7, when the liquid height inside return tank 3 is less than PC 20 setting values of terminal,
The closing volume pump 5 of PC terminals 20, when the air pressure inside rectifying column 1 is higher than the setting value of PC terminals 20, PC terminals 20 are beaten first
The portion of air opened in the 3rd valve 11, rectifying column 1 is quickly entered in surge tank 2, under making the air pressure inside rectifying column 1 rapid
Drop, if now the pressure inside rectifying column 1 is persistently raised, PC terminals 20 increase the flow of the second control valve 12, so as to enter
Pressure inside the reduction rectifying column 1 of one step, if now the internal pressure of rectifying column 1 continues to raise, PC terminals 20 enable the 3rd tune
The off-load of valve 13 is saved, when the pressure that first pressure sensor 17 is detected is less than second pressure sensor 18, PC terminals 20 can be passed through
The first valve 9 is opened to the ftercompction of rectifying column 1, after the first liquid level sensor 15, which detects the inside of surge tank 2, produces liquid phase, PC is whole
The discharge opeing of the second valve 10 is opened at end 20, so as to realize a series of Intellight voltage-stabilizing operation.
In summary, although the utility model is described in detail with reference to the foregoing embodiments, for this area
For technical staff, it can still modify to the technical scheme described in foregoing embodiments, or to which part
Technical characteristic carries out equivalent substitution, all within spirit of the present utility model and principle, any modification for being made, equivalent substitution,
Improve etc., it should be included within protection domain of the present utility model.
Claims (5)
1. a kind of novel distillation tower Intelligent air pressure control system, including rectifying column (1), surge tank (2), return tank (3), condenser
(4), reflux pump (5), go out air circuit (6), go out liquid loop (7), the first regulating valve (8), the first valve (9), the second valve (10),
3rd valve (11), the second control valve (12), the 3rd regulating valve (13), the 4th control valve (14), the first liquid level sensor
(15), the second liquid level sensor (16), first pressure sensor (17), second pressure sensor (18), transport module (19), PC
Terminal (20) and valve group (21), it is characterised in that：The rectifying column (1) is connected with going out air circuit (6) and going out liquid loop (7)
Logical, one end of the surge tank (2) is connected with going out air circuit (6), and the other end of surge tank (2) is connected with going out liquid loop (7),
The return tank (3) is internally provided with the second liquid level sensor (16), and the condenser (4) is connected with return tank (3), institute
State one end of reflux pump (5) and be connected with going out liquid loop (7), and the other end of reflux pump (5) is connected with return tank (3), institute
State PC terminals (20) and the first liquid level sensor (15), the second liquid level sensor (16), first pressure sensor (17) and second
Pressure sensor (18) is electrically connected with, and PC terminals (20) pass through transport module (19) and condenser (4), reflux pump (5) and valve
Door group (21) is electrically connected with, and the valve group (21) includes the first regulating valve (8), the first valve (9), the second valve (10), the
Three valves (11), the second control valve (12), the 3rd regulating valve (13) and the 4th control valve (14).
2. a kind of novel distillation tower Intelligent air pressure control system according to claim 1, it is characterised in that：Described first adjusts
It is normally closed type to save valve (8), the second control valve (12), the 3rd regulating valve (13) and the 4th control valve (14), and first adjusts
Save the adjustable electric-controlled valve of valve (8), the second control valve (12), the 3rd regulating valve (13) and the 4th control valve (14).
3. a kind of novel distillation tower Intelligent air pressure control system according to claim 1, it is characterised in that：The surge tank
(2) inside is provided with second pressure sensor (18) and the first liquid level sensor (15).
4. a kind of novel distillation tower Intelligent air pressure control system according to claim 1, it is characterised in that：First valve
Door (9), the second valve (10) and the 3rd valve (11) are normally closed type valves, and the first valve (9), the second valve (10) and the 3rd
Valve (11) is electric control valve.
5. a kind of novel distillation tower Intelligent air pressure control system according to claim 1, it is characterised in that：The rectifying column
(1) inwall side is provided with first pressure sensor (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162601.1U CN206526534U (en) | 2017-02-23 | 2017-02-23 | A kind of novel distillation tower Intelligent air pressure control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720162601.1U CN206526534U (en) | 2017-02-23 | 2017-02-23 | A kind of novel distillation tower Intelligent air pressure control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206526534U true CN206526534U (en) | 2017-09-29 |
Family
ID=59919938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720162601.1U Expired - Fee Related CN206526534U (en) | 2017-02-23 | 2017-02-23 | A kind of novel distillation tower Intelligent air pressure control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206526534U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108972848A (en) * | 2018-08-03 | 2018-12-11 | 马鞍山齐力机电设备有限公司 | A kind of Full-automatic magnetic material hydraulic machine is online for release agent system |
| CN110787478A (en) * | 2019-11-11 | 2020-02-14 | 山东京博石油化工有限公司 | Rectification system |
-
2017
- 2017-02-23 CN CN201720162601.1U patent/CN206526534U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108972848A (en) * | 2018-08-03 | 2018-12-11 | 马鞍山齐力机电设备有限公司 | A kind of Full-automatic magnetic material hydraulic machine is online for release agent system |
| CN110787478A (en) * | 2019-11-11 | 2020-02-14 | 山东京博石油化工有限公司 | Rectification system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170929 Termination date: 20180223 |