CN205774229U - Automatic dehydration regulation and control system - Google Patents
Automatic dehydration regulation and control system Download PDFInfo
- Publication number
- CN205774229U CN205774229U CN201620646162.7U CN201620646162U CN205774229U CN 205774229 U CN205774229 U CN 205774229U CN 201620646162 U CN201620646162 U CN 201620646162U CN 205774229 U CN205774229 U CN 205774229U
- Authority
- CN
- China
- Prior art keywords
- tank
- regulation
- control system
- condenser
- column
- 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
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
This utility model belongs to furfural treatment plant-scale equipment technical field, is specifically related to a kind of automatic dehydration regulation and control system.This utility model is poor for the control accuracy existed when solving the dehydration of existing furfural treatment system, the problem affecting dehydrating effect and yield, and then provide a kind of automatic dehydration regulation and control system, including the main regulation loop being connected in sequence by thick aldehyde tank, high-order storage tank, lightness-removing column, treating column and essence aldehyde tank, connect between treating column and essence aldehyde tank and have condenser II, described lightness-removing column is also circumscribed with condenser I, the external vacuum tank of condenser I and layering tank, and described layering tank is connected with thick aldehyde tank.Control system described in the utility model is by increasing liquid level sensor and temperature sensor in device, effusion meter and automatic control adjustable valve is increased in controlling loop, and utilize long-range DSC to carry out operating control, achieve the centralized Control of temperature spot, effectively prevent the accuracy error brought because of manual operation, the yield of dehydrating effect and furfural can be effectively improved.
Description
Technical field
This utility model belongs to furfural treatment plant-scale equipment technical field, is specifically related to a kind of automatic dehydration regulation and controls
System.
Background technology
Furfural, also known as 2-furtural, is same substance with alditol.Its formal name used at school is α-furtural, is furan 2
The derivant that hydrogen atom on position is replaced by aldehyde radical.It initially prepares, so being called furfural with diluted acid heat altogether from Testa oryzae.Furfural
It is to be hydrolyzed generation pentose under the action of an acid by pentosan, then is formed by dehydration of pentoses cyclisation.The primary raw material produced is Semen Maydis
The agricultural byproducts such as core.The chemical property of furfural is active, can produce numerous derivants by reactions such as oxidation, condensations, be one
Plant important Organic chemical products, be widely used in the industry such as synthetic plastic, medicine, pesticide.Current furfural treatment system is complete
Portion's scene temperature shows, Field Force's manual operation, has an impact controlling accurate production, directly affects dehydrating effect and yield.
Summary of the invention
This utility model is poor for the control accuracy existed when solving the dehydration of existing furfural treatment system, affects dehydrating effect
With the problem of yield, and then provide a kind of automatic dehydration regulation and control system.
This utility model adopts the following technical scheme that
A kind of automatic dehydration regulation and control system, including by thick aldehyde tank, high-order storage tank, lightness-removing column, treating column and essence aldehyde tank
The main regulation loop being connected in sequence, connects between treating column and essence aldehyde tank and has condenser II, described lightness-removing column to be also circumscribed with
Condenser I, the external vacuum tank of condenser I and layering tank, described layering tank is connected with thick aldehyde tank.
It is mounted on level remote transmission device of liquid in described thick aldehyde tank, high-order storage tank, essence aldehyde tank, treating column and two condensers.
Described high-order storage tank between lightness-removing column, turbine flowmeter and automatic control regulation are installed between lightness-removing column to treating column
Valve.
Described lightness-removing column and the top for the treatment of column, middle part and bottom are respectively equipped with temperature remote transmission device.
Control system described in the utility model, by increasing liquid level sensor and temperature sensor in device, is controlling back
Road increases effusion meter and automatic control adjustable valve, and utilizes long-range DSC to carry out operating control, it is achieved that the centralized Control of temperature spot,
Effectively prevent the accuracy error brought because of manual operation, the yield of dehydrating effect and furfural can be effectively improved.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
In figure: 1-high position storage tank, 2-condenser I, 3-vacuum tank, 4-condenser II, 5-essence aldehyde tank, 6-treating column, 7-divide
Layer tank, 8-thick aldehyde tank, 9-lightness-removing column.
Detailed description of the invention
In conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further:
Automatic dehydration regulation and control system as shown in Figure 1, including by thick aldehyde tank 8, high-order storage tank 1, lightness-removing column 9, refined
The main regulation loop that tower 6 and essence aldehyde tank 5 are connected in sequence, connects between treating column 6 and essence aldehyde tank 5 and has condenser II 4, described
Lightness-removing column 9 is also circumscribed with condenser I 2, the external vacuum tank of condenser I 23 and layering tank 7, and described layering tank 7 is with thick aldehyde tank 8 even
Connect.
This system relates to 2 effusion meters altogether, 8 magnetic turnover panel liquid level teletransmissions, 9 automatic control pneumatic control valves, 8 PT100's
Temperature detection, 1 2,000,000 video monitoring photographic head.
(1) liquidometer
Thick aldehyde tank installs level remote transmission device of liquid 3 additional；
Head tank (high-order storage tank) installs level remote transmission device of liquid 1 additional；
Gas-liquid separator (condenser) installs liquid level teletransmission 1 additional；
Treating column installs level remote transmission device of liquid 1 additional；
Essence aldehyde tank installs level remote transmission device of liquid 1 additional；
Residual liquid still (layering tank) installs 1 band heater of level remote transmission device of liquid additional.
(2) pneumatic control valve
Head tank installs turbine flowmeter and automatic control adjustable valve between dehydrating tower；
Turbine flowmeter and automatic control adjustable valve are installed under gas-liquid separator；
Layering tank installs 2,000,000 video monitorings and automatic control adjustable valve；
To treating column installation automatic control adjustable valve bottom dehydrating tower；
Treating column bottom row's aldehyde mud installs automatic control adjustable valve；
Vacuum system regulation valve installed by essence aldehyde tank；
Dehydrating tower, treating column, residual liquid still is installed 3 automatic control adjustable valves and is used for regulating into tower quantity of steam.
(3) platinum resistance thermometer
Dehydrating tower top, middle part, the temperature teletransmission of three, bottom；
Treating column top, middle part, the temperature teletransmission of three, bottom；
Two temperature teletransmissions of the parallel installation of residual liquid still.
(4) remote activation
1, thick aldehyde pump long-range DCS starter；
2, vacuum pump long-range DCS starter.
This device regulating loop therein includes:
1, head tank (high-order storage tank) to dehydrating tower (lightness-removing column) utilizes effusion meter and regulation valve to realize automatic flow regulation
Loop；
2, the flow control circuit of the gentle dynamic regulation valve of gas-liquid separator (condenser) dirty gauge；
3, the flow control circuit between dehydrating tower (lightness-removing column) to essence aldehyde tank；
4, bottom treating column, aldehyde mud is according to the regulating loop of bottom temperature；
5, the regulating loop of essence aldehyde tank aldehyde flow；
6, dehydrating tower enters steam and the regulating loop of Ta Nei temperature；
7, treating column enters steam and the regulating loop of Ta Nei temperature；
8, residual liquid still enters the conciliation loop of steam and temperature in the kettle.
Claims (4)
1. an automatic dehydration regulation and control system, including by thick aldehyde tank (8), high-order storage tank (1), lightness-removing column (9), treating column
(6) and essence aldehyde tank (5) the main regulation loop that is connected in sequence, between treating column (6) and essence aldehyde tank (5), connection has condenser II
(4), described lightness-removing column (9) is also circumscribed with condenser I (2), the external vacuum tank of condenser I (2) (3) and layering tank (7), described point
Layer tank (7) is connected with thick aldehyde tank (8).
Automatic dehydration regulation and control system the most according to claim 1, it is characterised in that: described thick aldehyde tank (8), high-order storage
It is mounted on level remote transmission device of liquid in tank (1), essence aldehyde tank (5), treating column (6) and two condensers.
Automatic dehydration regulation and control system the most according to claim 2, it is characterised in that: described high-order storage tank (1) is to de-
Between light tower (9), lightness-removing column (9) between treating column (6), turbine flowmeter and automatic control adjustable valve are installed.
Automatic dehydration regulation and control system the most according to claim 3, it is characterised in that: described lightness-removing column (9) and refined
Top, middle part and the bottom of tower (6) are respectively equipped with temperature remote transmission device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620646162.7U CN205774229U (en) | 2016-06-27 | 2016-06-27 | Automatic dehydration regulation and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620646162.7U CN205774229U (en) | 2016-06-27 | 2016-06-27 | Automatic dehydration regulation and control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205774229U true CN205774229U (en) | 2016-12-07 |
Family
ID=58130908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620646162.7U Active CN205774229U (en) | 2016-06-27 | 2016-06-27 | Automatic dehydration regulation and control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205774229U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666893A (en) * | 2021-09-23 | 2021-11-19 | 中国矿业大学(北京) | Refining method of furfural |
-
2016
- 2016-06-27 CN CN201620646162.7U patent/CN205774229U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666893A (en) * | 2021-09-23 | 2021-11-19 | 中国矿业大学(北京) | Refining method of furfural |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205774229U (en) | Automatic dehydration regulation and control system | |
| CN103116367A (en) | Automatic control method and system for tail gate water level in river model | |
| CN105566408A (en) | Preparation method of co-crystallized maltitol and sorbitol and reaction kettle with temperature control system | |
| CN204749229U (en) | Tubular product production cooling shaping device's water circle device | |
| CN203709181U (en) | High-temperature aerobic fermentation chamber for black tea | |
| CN103084162B (en) | Composite oxides solid catalyst of lanthanum load and preparation method thereof and application | |
| CN202548671U (en) | Multistage linkage temperature and liquid level control device system | |
| CN209596589U (en) | A kind of refining plant for ethylene glycol | |
| CN104557814A (en) | Furfural production process | |
| CN203469990U (en) | Novel reaction kettle | |
| CN204973888U (en) | Reation kettle saturated steam presses temperature regulating device | |
| CN102288633B (en) | Intelligent water content measuring instrument | |
| CN208742518U (en) | Distillation and reflux device in 2,5- dimethoxy dihydrofuran synthetic reaction | |
| CN207351875U (en) | Automatic feeding water formula salt spray test chamber | |
| CN103641735B (en) | The co-production of Paracetamol and butylacetate | |
| CN214765493U (en) | Continuous production device for trifluoro monochloro chrysanthemic acid | |
| CN202694175U (en) | Automatic adjusting system of cooling water of chlorination reaction kettle | |
| CN204564108U (en) | A kind of Chemical Manufacture temperature adjustment reactor | |
| CN209575809U (en) | It is a kind of for producing the distilling apparatus of furfural | |
| CN205295197U (en) | Device of four tower continuous treating furfurals | |
| CN205389737U (en) | Intelligent greenhouse big -arch shelter constant temperature water supply equipment | |
| CN204891836U (en) | Production cefprozil parent nucleus is used has temperature regulating device's reation kettle | |
| CN209859007U (en) | Liquid anhydride process control system | |
| CN215275816U (en) | Device for reducing dimer content in polymer grade isoprene | |
| CN114797481B (en) | Double-fed temperature regulating system and method for heating reverse osmosis membrane chemical cleaning steam-water |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |