CN203209061U - Hydraulic reactor - Google Patents
Hydraulic reactor Download PDFInfo
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- CN203209061U CN203209061U CN 201320103329 CN201320103329U CN203209061U CN 203209061 U CN203209061 U CN 203209061U CN 201320103329 CN201320103329 CN 201320103329 CN 201320103329 U CN201320103329 U CN 201320103329U CN 203209061 U CN203209061 U CN 203209061U
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- reactor
- baffle plate
- liquid
- gas distributor
- gas
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Abstract
The utility model relates to a hydraulic reactor which is mainly used for solving the problems that gas-liquid and liquid-liquid mixing effects are non-ideal and the structure is complex in the prior art. The hydraulic reactor disclosed by the utility model comprises a gas outlet 1, a baffle plate 2, a liquid ejecting device 3, a gas inlet 4, a gas distributor 5, liquid outlets 6 and a liquid inlet 7, wherein the gas inlet 4 is positioned at the lateral lower part of the reactor, the gas outlet 1 is positioned at the top of the reactor, the liquid inlet 7 is positioned at the bottom of the reactor, and the liquid outlets 6 are symmetrically arranged on the two sides of a lower sealing head of the reactor; the gas distributor 5 is positioned between the baffle plate 2 and the liquid ejecting device 3; the baffle plate 2 is positioned below an upper sealing head; and the technical scheme of forming a gas outlet hole in the baffle plate 2 can better solve the problems and can be used in industrial production of low pressure liquid phase synthesis of acetic acid from methanol.
Description
Technical field
The utility model relates to a kind of hydraulics reactor.
Background technology
Utilize low-pressure methanol liquid-phase carbonylation reaction, making carbon monoxide and methyl alcohol carry out sufficient gas-liquid mixed in reactor, to come acetic acid synthesized technology be present the most frequently used Production Technology of Acetic Acid in the world.Document CN101090880A discloses a kind of manufacture method of acetic acid, this method is included under the existence of rhodium catalyst, salt compounded of iodine, methyl iodide, methyl acetate and water, make methyl alcohol and carbon monoxide successive reaction, acetaldehyde concentration in the reactant liquor is maintained below the 500ppm, make acetic acid with the formation speed more than 11mol/ hour.The normal abundant mixing of adopting churned mechanically mode to reach solution-air and liquid-liquid in the pre-existing reactors, but owing in the acetic acid building-up process a large amount of Korrosionsmediums is arranged, mechanically operated axle envelope and mixing plant had strong corrosiveness, often cause mixing plant to damage, cause the maintenance of stopping, be difficult to realize continuing, stablize and safe operation.Therefore developing a kind of novel reactor that reaches good gas-liquid mixed effect by self charging is pressing for of present acetic acid synthetic technology.
Document CN101885678A discloses a kind of reaction equipment for synthesizing ethylic acid by low-pressure methanol carbonylation of methanol, and this consersion unit adopts the liquid circulation to reach the stirring purpose with fluid power.This scheme includes retort and at the top discharge mouth on retort top and the charging aperture of lower discharge port and retort bottom, retort is connected with liquid circulating apparatus and gas input device; Liquid circulating apparatus is to have at least one liquid guiding tube to connect the woven hose that stretches out outside the retort in retort, the outer woven hose of retort connects the input port of circulating pump, the delivery outlet of circulating pump connects the pressure transfusion pipe, the pressure transfusion pipe connects the heat exchanger input port that has cooling water inlet and coolant outlet, the delivery outlet of heat exchanger connects discharging tube, discharging tube is inserted in the retort by the top of retort, and the discharging tube openend in retort connects at least one shower nozzle; Gas input device is the blast pipe that the bottom in retort is provided with at least one band steam vent, and the appendix of retort is stretched out in the blast pipe connection, and appendix connects air inlet pipe by gas distributor outside retort.But the solution-air of this equipment and liquid-the liquid mixed effect still is undesirable, and complex structure, needs higher device fabrication level and bigger cost to drop into for zirconium material equipment.
The utility model content
Technical problem to be solved in the utility model is that prior art exists solution-air and liquid-liquid mixed effect undesirable, and the structure of reactor complicated problems provides a kind of new hydraulics reactor.This reactor has solution-air and liquid-liquid good mixing effect, characteristics simple in structure, safe and reliable.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows: a kind of hydraulics reactor comprises gas outlet 1, baffle plate 2, liquid injection apparatus 3, air inlet 4, gas distributor 5, liquid outlet 6 and inlet 7; Wherein, air inlet 4 is positioned at the reactor-side bottom, and gas outlet 1 is positioned at reactor head, and inlet 7 is positioned at reactor bottom, and liquid outlet 6 is symmetrically placed in reactor low head both sides; Gas distributor 5 is between baffle plate 2 and liquid injection apparatus 3; Baffle plate 2 is positioned at below the upper cover; Have venthole on the baffle plate 2.
Preferably, the distance h between baffle plate 2 and the gas distributor 5
1And the distance h between liquid injection apparatus 3 and the gas distributor 5
2The pass be: h
2: h
1=0～0.5.
More preferably, the distance h between baffle plate 2 and the gas distributor 5
1And the distance h between liquid injection apparatus 3 and the gas distributor 5
2The pass be: h
2: h
1=0.1～0.35.
Preferably, the baffle plate diameter is 0.6～0.9 of reactor diameter; The diameter of venthole is 5～15mm on the baffle plate; The baffle plate percent opening is 0.1～0.5.
Preferably, described baffle plate has the shirt rim, and the shirt rim height is 50～100mm, and shirt rim and baffle plate main body are 10 °～70 °.
Preferably, described gas distributor is the ring type gas distributor.
More preferably, described gas distributor is the dicyclic gas distributor.
Preferably, described dicyclic gas distributor outer tube diameter is 0.3～0.8 with the ratio of reactor diameter, and interior caliber is 0.2～0.7 with the ratio of reactor diameter, and number of aperture is 100～500, equidistant evenly distribution between the perforate.
In the utility model, the injection direction of liquid injection apparatus is identical with airflow direction, and namely gas-liquid is the following current contact mutually.Described liquid injection apparatus liquid phase vertically upward sprays, and reducing pipe can improve exit velocity; Described gas distributor is preferably the dicyclo gas distributor, and gas feeds the gas distributor of the different tube diameters that is connected from the outside, and evenly equidistant perforate promotes the even distribution of gas phase; Described baffle plate is the sieve plate that has shirt rim and perforate, and gas can pass through from tapping, and the baffle plate superjacent air space has obtained utilization.The mode that the utility model combines by gas phase distribution charging and liquid phase sprayed feed and the mating reaction of baffle plate, increased reaction volume, realized the abundant mixing of the interior solution-air of reactor and liquid-liquid, eliminated the destabilizing factor that mechanical agitation is brought, reduced dead band in the reactor, simple in structure and safe and reliable.Hydraulics reactor of the present utility model is used for the acetic acid synthesized reaction of low-pressure methanol liquid phase, can produce acetic acid by the formation speed more than 14mol/ hour, has reached better technical effect.
Description of drawings
Fig. 1 is the utility model reactor schematic diagram.
Among Fig. 1,1 is the gas outlet, and 2 is baffle plate, and 3 is liquid injection apparatus, and 4 is air inlet, and 5 is gas distributor, and 6 is liquid outlet, and 7 is inlet.
The utility model reactor is mainly by gas outlet 1, baffle plate 2, and liquid injection apparatus 3, air inlet 4, gas distributor 5, liquid outlet 6, inlet 7 is formed.Gas outlet 1 is mainly the gaseous phase materials outlet in the course of reaction, baffle plate 2 is the sieve-board type baffle plates that have venthole and shirt rim, being provided with of venthole is beneficial to gaseous phase materials and passes baffle plate, liquid phase material also can pass, but most of liquid phase material is kept off back, the back-mixing that is conducive to the vapour-liquid phase increases the time of staying, can adjust percent opening according to the gas phase amount when specifically implementing.Described liquid injection apparatus 3 is reducing pipe, the entrance caliber is 200～400mm, the outlet caliber is 100～200mm, can adjust caliber according to feed liquor amount and required feed liquor speed, the position that injection apparatus stretches into also can correspondingly be adjusted, and vertically upward sprays to be conducive to the mixing of liquid liquid, has utilized the behavior of liquid phase self gravitation simultaneously, promote vapour-liquid and liquid liquid to mix, strengthened effect of mass transmitting.Gas distributor 5 adopts the dicyclo gas distributor.Liquid outlet 6 adopts the mode of symmetric arrangement to place the reactor both sides, and it is stable that the mode of symmetric arrangement is conducive to flow shape in the reactor.
Be further elaborated below by the utility model of embodiment.
The specific embodiment
[embodiment 1]
Adopt hydraulics reactor shown in Figure 1, comprise gas outlet 1, baffle plate 2, liquid injection apparatus 3, air inlet 4, gas distributor 5, liquid outlet 6 and inlet 7; Wherein, air inlet 4 is positioned at the reactor-side bottom, and gas outlet 1 is positioned at reactor head, and inlet 7 is positioned at reactor bottom, and liquid outlet 6 is symmetrically placed in reactor low head both sides; Gas distributor 5 is between baffle plate 2 and liquid injection apparatus 3; Baffle plate 2 is positioned at below the upper cover; Have venthole on the baffle plate 2.
Wherein, the distance h between baffle plate 2 and the gas distributor 5
1And the distance h between liquid injection apparatus 3 and the gas distributor 5
2The pass be: h
2: h
1=0.1.Reactor diameter is 4000mm, and the baffle plate diameter is 3600mm.The diameter of venthole is 8mm on the baffle plate.The baffle plate percent opening is 0.2.Baffle plate has the shirt rim, and the shirt rim height is 70mm, and shirt rim and baffle plate main body are 45 °.Gas distributor is the dicyclic gas distributor, and outer tube diameter is 2500mm, and interior caliber is 1500mm, and number of aperture is 250, equidistant evenly distribution between the perforate.Liquid injection apparatus is the undergauge tubular type, and the entrance caliber is 300mm, and the outlet caliber is 200mm.
Above-mentioned reactor is used for the acetic acid synthesized reaction of methyl alcohol.Carbongl group synthesis reaction takes place in material benzenemethanol and CO and catalyst in reactor under 190 ℃, 3.0MPa condition, solution-air and liquid-liquid mixes fully in the reactor.Reaction result is: acetic acid space-time yield (STY) is 15.1mol/ (Lh)
[embodiment 2]
With [embodiment 1], it is the distance h between baffle plate 2 and the gas distributor 5
1And the distance h between liquid injection apparatus 3 and the gas distributor 5
2The pass be: h
2: h
1=0.2.Reactor diameter is 4000mm, and the baffle plate diameter is 3400mm.The diameter of venthole is 5mm on the baffle plate.The baffle plate percent opening is 0.2.Baffle plate has the shirt rim, and the shirt rim height is 100mm, and shirt rim and baffle plate main body are 30 °.Gas distributor is the dicyclic gas distributor, and outer tube diameter is 2000mm, and interior caliber is 1000mm, and number of aperture is 300, equidistant evenly distribution between the perforate.Liquid injection apparatus is the undergauge tubular type, and the entrance caliber is 300mm, and the outlet caliber is 150mm.
Above-mentioned reactor is used for the acetic acid synthesized reaction of methyl alcohol.Material benzenemethanol and CO and catalyst use the new type domestic catalyst that carbongl group synthesis reaction takes place in reactor under 190 ℃, 3.0MPa condition, and solution-air and liquid-liquid mixes fully in the reactor.Reaction result is: acetic acid space-time yield (STY) is 14.4mol/ (Lh).
[embodiment 3]
With [embodiment 1], it is the distance h between baffle plate 2 and the gas distributor 5
1And the distance h between liquid injection apparatus 3 and the gas distributor 5
2The pass be: h
2: h
1=0.Reactor diameter is 4000mm, and the baffle plate diameter is 3500mm.The diameter of venthole is 10mm on the baffle plate.The baffle plate percent opening is 0.25.Baffle plate has the shirt rim, and the shirt rim height is 100mm, and shirt rim and baffle plate main body are 60 °.Gas distributor is the dicyclic gas distributor, and outer tube diameter is 2800mm, and interior caliber is 1800mm, and number of aperture is 300, equidistant evenly distribution between the perforate.Liquid injection apparatus is the undergauge tubular type, and the entrance caliber is 300mm, and the outlet caliber is 150mm.
Above-mentioned reactor is used for the acetic acid synthesized reaction of methyl alcohol.Material benzenemethanol and CO and catalyst use the new type domestic catalyst that carbongl group synthesis reaction takes place in reactor under 190 ℃, 3.0MPa condition, and solution-air and liquid-liquid mixes fully in the reactor.Reaction result is: acetic acid space-time yield (STY) is 14.8mol/ (Lh).
Claims (9)
1. a hydraulics reactor is characterized in that comprising gas outlet (1), baffle plate (2), liquid injection apparatus (3), air inlet (4), gas distributor (5), liquid outlet (6) and inlet (7); Wherein, air inlet (4) is positioned at the reactor-side bottom, and gas outlet (1) is positioned at reactor head, and inlet (7) is positioned at reactor bottom, and liquid outlet (6) is symmetrically placed in reactor low head both sides; Gas distributor (5) is positioned between baffle plate (2) and the liquid injection apparatus (3); Baffle plate (2) is positioned at below the upper cover; Baffle plate has venthole on (2).
2. hydraulics reactor according to claim 1 is characterized in that the distance h between baffle plate (2) and the gas distributor (5)
1And the distance h between liquid injection apparatus (3) and the gas distributor (5)
2The pass be: h
2: h
1=0～0.5.
3. hydraulics reactor according to claim 2 is characterized in that the distance h between baffle plate (2) and the gas distributor (5)
1And the distance h between liquid injection apparatus (3) and the gas distributor (5)
2The pass be: h
2: h
1=0.1～0.35.
4. hydraulics reactor according to claim 1 is characterized in that the baffle plate diameter is 0.6～0.9 of reactor diameter; The diameter of venthole is 5～15mm on the baffle plate; The baffle plate percent opening is 0.1～0.5.
5. hydraulics reactor according to claim 1 is characterized in that described baffle plate has the shirt rim, and the shirt rim height is 50～100mm, and shirt rim and baffle plate main body are 10 °～70 °.
6. hydraulics reactor according to claim 1 is characterized in that described gas distributor is the ring type gas distributor.
7. hydraulics reactor according to claim 6 is characterized in that described gas distributor is the dicyclic gas distributor.
8. hydraulics reactor according to claim 7, it is characterized in that described dicyclic gas distributor outer tube diameter and the ratio of reactor diameter are 0.3～0.8, interior caliber is 0.2～0.7 with the ratio of reactor diameter, and number of aperture is 100～500, equidistant evenly distribution between the perforate.
9. hydraulics reactor according to claim 1 is characterized in that described liquid injection apparatus is the undergauge tubular type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320103329 CN203209061U (en) | 2013-03-06 | 2013-03-06 | Hydraulic reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320103329 CN203209061U (en) | 2013-03-06 | 2013-03-06 | Hydraulic reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203209061U true CN203209061U (en) | 2013-09-25 |
Family
ID=49198634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320103329 Expired - Lifetime CN203209061U (en) | 2013-03-06 | 2013-03-06 | Hydraulic reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203209061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160003425U (en) * | 2015-03-26 | 2016-10-06 | 비피 케미칼즈 리미티드 | A hydromechanical reactor |
-
2013
- 2013-03-06 CN CN 201320103329 patent/CN203209061U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160003425U (en) * | 2015-03-26 | 2016-10-06 | 비피 케미칼즈 리미티드 | A hydromechanical reactor |
| KR200491359Y1 (en) | 2015-03-26 | 2020-03-25 | 비피 케미칼즈 리미티드 | A hydromechanical reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130925 |