CN102764625A - High-temperature high-pressure circulation stirring gas liquid phase reaction kettle - Google Patents
High-temperature high-pressure circulation stirring gas liquid phase reaction kettle Download PDFInfo
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- CN102764625A CN102764625A CN2012102908110A CN201210290811A CN102764625A CN 102764625 A CN102764625 A CN 102764625A CN 2012102908110 A CN2012102908110 A CN 2012102908110A CN 201210290811 A CN201210290811 A CN 201210290811A CN 102764625 A CN102764625 A CN 102764625A
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Abstract
The inventions discloses a high-temperature high-pressure circulation stirring gas liquid phase reaction kettle and belongs to the technical field of gas liquid phase chemical reaction devices. The reaction kettle comprises a kettle body (1) which is provided with a liquid feeding port, a heating cooling and heat preservation device arranged outside the kettle body (1), a vacuum pump (6), a gas circulation tube (3) and a gas raw material adding and pressure device, wherein a stirrer (2) is installed inside the kettle body (1), the gas circulation tube is matched with a gas circulation pump (4), the gas raw material adding and pressure device comprises a gas feeding tube and a booster pump (5), one end of the gas feeding tube is connected with a raw material gas source through a needle valve and is connected with a pressurization gas source through the needle valve and the booster pump (5), and the other end of the gas feeding tube is led into the kettle body (1). According to the reaction kettle, the structure is simple, stirring, circulation, heating, pressurization and vacuum pumping are integrated, the raw material utilization rate and the reaction efficiency are improved, the reaction time is shortened, the investment is reduced, the cost is saved, hazards of wall sticking and local overheating are reduced, and the reaction kettle is practical.
Description
Technical field
The invention belongs to the apparatus technology that is used for the reaction of gas-liquid phase chemistry, be specifically related to a kind of HTHP circulation blender gas liquid phase reactor still.
Background technology
Gas-liquid phase reaction still is widely used in belonging to significant Chemical Reaction Engineering field in the production processes such as oil, chemical industry, light industry, medicine and environmental protection.Gas liquid phase reactor commonly used mainly contains packed bed reactor, plate-type reactor and bubbling reactor etc., and wherein bubbling reactor has obtained to use widely in petrochemical industry, organic chemical industry and food industry.
But above-mentioned reactor and agitated reactor all can not the realization response process in gas circulation and agitating function, can not carry out the reaction of the not high gas of reactivity effectively.In addition; Chemical reaction generates with heat energy, under the bigger situation of the heat transfer coefficient between material and the reactor wall with the continuous minimizing of reactant and the continuous increase of product simultaneously; Heat-transfer effect is relatively poor, possibly cause wall sticking phenomenon and local risk of overheating.
Summary of the invention
The technical problem that the present invention will solve is to deficiency of the prior art, a kind of HTHP circulation blender gas liquid phase reactor still to be provided, to have the function of stirring and circulation when realizing that this agitated reactor is reacted under high-temperature and high-pressure conditions.
In order to realize the foregoing invention purpose, the technical scheme that the present invention adopts is: a kind of HTHP circulation blender gas liquid phase reactor still.This HTHP circulation blender gas liquid phase reactor still comprises kettle, agitator, gas circulating tube, heating, cooling and attemperator, vacuum plant and the pressue device of kettle outside.Gas circulating tube is a single cycle, and starting end pushes up at still, and end is goed deep at the bottom of the still, and is provided with gas circulator.Pressue device is furnished with booster pump.All these devices are integrated in the automatic control box, through touch-screen control parameter and reaction process.
Concrete technical scheme is following:
A kind of HTHP circulation blender gas liquid phase reactor still comprises the kettle 1 that has liquid inlet opening, heating, cooling and attemperator outside the kettle 1, and add gas raw material and pressue device; Agitator 2 is housed in kettle 1, vavuum pump 6, gas circulating tube 3 are set outside kettle 1; Described vavuum pump 6 communicates in needle-valve and kettle 1; Described gas circulating tube 3 starting ends get into kettle 1 inner top, and end is deep into kettle 1 inner bottom part, and is equipped with gas circulator 4; Described gas raw material and the pressue device of adding, structure has gas-adding pipe and booster pump 5, and an end of gas-adding pipe connects the unstripped gas body source and is connected pressurized-gas source through needle-valve, booster pump 5 through needle-valve respectively, and the other end feeds in the kettle 1.
Agitator 2 can be electronic agitating device.
Above-mentioned HTHP circulation blender gas liquid phase reactor still is equipped with air gauge on kettle, in heating, cooling and attemperator, temperature probe is housed; Kettle 1 external automatic control box 7, automatic control box 7 integrate stirring control device, gas circulation control device, temperature control equipment and pressure control device.Can realize gas-liquid phase reaction process and the automatic control of heating, pressurize, vacuumize, circulate, stirring.
Above-mentioned HTHP circulation blender gas liquid phase reactor still, gas circulating tube 3 outsides are surrounded by heat-insulation layer.Prevent or reduce the heat of gas circulating tube 3 outside kettle 1 and scatter and disappear.
Mechanical agitation of the present invention has realized the good stirring of system internal reaction thing, makes mixing of materials even, under the bigger situation of the heat transfer coefficient between material and the reactor wall, can keep heat-transfer effect preferably, reduces sticking wall and local risk of overheating.Gas reactant mixes through gas circulating tube 3 circulations, can improve utilization ratio of raw materials and reaction efficiency, shortens the reaction time, improves the productive rate of product, helps reducing investment, practices thrift cost.
In a word, HTHP circulation blender gas liquid phase reactor still of the present invention, simple in structure; Integrate stirring, circulate, heat, pressurize, vacuumize, particularly because the use of electric mixing device and gas-recycling plant can improve raw material availability and reaction efficiency; Shorten the reaction time, reduce investment, practice thrift cost; Have good economic outlook, can produce good social benefit.
Description of drawings
Fig. 1 is the structural representation of HTHP circulation blender gas liquid phase reactor still of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further explanation.
Be illustrated in figure 1 as HTHP circulation blender gas liquid phase reactor still of the present invention.Wherein, 1 is kettle, and 2 is agitator, and 3 is gas circulating tube, and 4 is gas circulator, and 5 is booster pump, and 6 is vavuum pump, and 7 is automatic control box.
This HTHP circulation blender gas liquid phase reactor still comprises kettle 1 and the agitator 2 that is arranged in the kettle 1; Between at the bottom of still top and the still, be provided with gas circulating tube 3, gas circulating tube 3 is a single cycle, and starting end pushes up at still; End is goed deep at the bottom of the still, and is provided with gas circulator 4.Kettle 1 outside is provided with heater, attemperator and cooling device; Pressue device is furnished with booster pump 5; The vavuum pump 6 that vacuum plant is equipped with.All control device are integrated in the automatic control box 7, through touch-screen control parameter and reaction process.
Unstrpped gas and gas-pressurized feed kettle 1 through same pipeline (gas-adding pipe).That is, an end of gas-adding pipe feeds in the kettle 1, and the other end is divided into two-way, and one the tunnel is connected pressurized-gas source through needle-valve with booster pump 7, and another road is through needle-valve connection unstripped gas body source.
Kettle 1 outer heating, cooling and attemperator adopts existing heat tracing structure and facility, and cooling device can use serpentine coil, feeds cooling water in the pipe.
Gas circulator 4 can adopt the carbon dioxide supercharging circulating pump of the GPS160-50 model that Jinan green moving development in science and technology Co., Ltd produces.
1), vavuum pump 6 vacuumizes reaction process can be set to:; 2), the liquid charge door adds liquid charging stock; 3), metering pin valve feeds gas raw material by unstripped gas body source and gas-adding pipe in kettle 1; 4), stir, temperature is set, heat up; 5), be raised to design temperature after, metering pin valve feeds nitrogen pressure by pressurized-gas source, booster pump 5 and gas-adding pipe in kettle 1; 6), be added to setting pressure after, close booster pump 5 and needle-valve, open gas circulator 4, make that unstrpped gas constantly charges in the liquid charging stock in the kettle 1; 7), after reaction finishes, logical condensed water is reduced to room temperature, still is driven in release.
HTHP circulation blender gas liquid phase reactor still of the present invention, the temperature range of work are room temperature～400 ℃, and the pressure limit of work is 10
3～3 * 10
7Pa.
Embodiment 2
One end of gas-adding pipe connects unstripped gas body source and pressurized-gas source through needle-valve respectively, can before gas-adding pipe connects unstripped gas body source and pressurized-gas source, install threeway additional.That is, first interface of threeway connects gas-adding pipe, and second interface of threeway connects the unstripped gas body source again through needle-valve, and the 3rd interface of threeway connects pressurized-gas source again through needle-valve, booster pump 5.
Claims (3)
1. a HTHP circulation blender gas liquid phase reactor still comprises the kettle (1) that has liquid inlet opening, heating, cooling and attemperator that kettle (1) is outer, and add gas raw material and pressue device; It is characterized in that, agitator (2) is housed in kettle (1), vavuum pump (6), gas circulating tube (3) are set outside kettle (1); Described vavuum pump (6) communicates in needle-valve and kettle (1); Described gas circulating tube (3) starting end gets into kettle (1) inner top, and end is deep into kettle (1) inner bottom part, and is equipped with gas circulator (4); Described gas raw material and the pressue device of adding, structure have gas-adding pipe and booster pump (5), and an end of gas-adding pipe connects the unstripped gas body source and is connected pressurized-gas source through needle-valve, booster pump (5) through needle-valve respectively, and the other end feeds in the kettle (1).
2. HTHP circulation blender gas liquid phase reactor still according to claim 1 is characterized in that, on kettle (1), air gauge is housed, and in heating, cooling and attemperator, temperature probe is housed; The external automatic control box of kettle (1) (7), automatic control box (7) integrate stirring control device, gas circulation control device, temperature control equipment and pressure control device.
3. HTHP circulation blender gas liquid phase reactor still according to claim 1 and 2 is characterized in that, described gas circulating tube (3) outside is surrounded by heat-insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102908110A CN102764625A (en) | 2012-08-15 | 2012-08-15 | High-temperature high-pressure circulation stirring gas liquid phase reaction kettle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102908110A CN102764625A (en) | 2012-08-15 | 2012-08-15 | High-temperature high-pressure circulation stirring gas liquid phase reaction kettle |
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| CN102764625A true CN102764625A (en) | 2012-11-07 |
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| CN2012102908110A Pending CN102764625A (en) | 2012-08-15 | 2012-08-15 | High-temperature high-pressure circulation stirring gas liquid phase reaction kettle |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104056587A (en) * | 2014-06-20 | 2014-09-24 | 王玙璠 | Energy-saving reaction kettle |
| CN107998984A (en) * | 2017-12-11 | 2018-05-08 | 合肥右传媒科技有限公司 | A kind of reaction kettle for preparing trifluoromethanesulfonic acid saline solution |
| CN108905946A (en) * | 2018-09-05 | 2018-11-30 | 上海世卿防滑防护科技有限公司 | A kind of novel gas-liquid reaction kettle and its stirring mixing method |
| CN110404485A (en) * | 2019-09-02 | 2019-11-05 | 铜陵学院 | A kind of gas liquid reaction kettle using spherical micropore corundum steam-supplying device |
| CN111686639A (en) * | 2020-05-26 | 2020-09-22 | 平罗县祥美化工有限公司 | Reaction device for reducing tail gas emission and method for producing cyanamide by using reaction device |
| CN112844273A (en) * | 2019-11-12 | 2021-05-28 | 中国石油天然气股份有限公司 | Device for preparing polyisobutylene maleic anhydride |
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| JP2007269655A (en) * | 2006-03-30 | 2007-10-18 | Sumitomo Chemical Co Ltd | Reaction method and reaction apparatus |
| JP2008539770A (en) * | 2005-05-20 | 2008-11-20 | 清華大学 | Airlift loop reactor |
| CN201997310U (en) * | 2010-10-06 | 2011-10-05 | 张文知 | Replaceable inner kettle additionally arranged in high-temperature and high-pressure reaction kettle |
| CN202336337U (en) * | 2011-11-23 | 2012-07-18 | 广州大学 | Hydrogenation reaction kettle |
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2012
- 2012-08-15 CN CN2012102908110A patent/CN102764625A/en active Pending
Patent Citations (4)
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| JP2008539770A (en) * | 2005-05-20 | 2008-11-20 | 清華大学 | Airlift loop reactor |
| JP2007269655A (en) * | 2006-03-30 | 2007-10-18 | Sumitomo Chemical Co Ltd | Reaction method and reaction apparatus |
| CN201997310U (en) * | 2010-10-06 | 2011-10-05 | 张文知 | Replaceable inner kettle additionally arranged in high-temperature and high-pressure reaction kettle |
| CN202336337U (en) * | 2011-11-23 | 2012-07-18 | 广州大学 | Hydrogenation reaction kettle |
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| 张玉军等: "《油脂氢化化学与工艺学》", 31 July 2004 * |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104056587A (en) * | 2014-06-20 | 2014-09-24 | 王玙璠 | Energy-saving reaction kettle |
| CN107998984A (en) * | 2017-12-11 | 2018-05-08 | 合肥右传媒科技有限公司 | A kind of reaction kettle for preparing trifluoromethanesulfonic acid saline solution |
| CN108905946A (en) * | 2018-09-05 | 2018-11-30 | 上海世卿防滑防护科技有限公司 | A kind of novel gas-liquid reaction kettle and its stirring mixing method |
| CN108905946B (en) * | 2018-09-05 | 2024-01-23 | 上海世卿防滑防护科技有限公司 | Novel gas-liquid reaction kettle and stirring and mixing method thereof |
| CN110404485A (en) * | 2019-09-02 | 2019-11-05 | 铜陵学院 | A kind of gas liquid reaction kettle using spherical micropore corundum steam-supplying device |
| CN112844273A (en) * | 2019-11-12 | 2021-05-28 | 中国石油天然气股份有限公司 | Device for preparing polyisobutylene maleic anhydride |
| CN111686639A (en) * | 2020-05-26 | 2020-09-22 | 平罗县祥美化工有限公司 | Reaction device for reducing tail gas emission and method for producing cyanamide by using reaction device |
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Application publication date: 20121107 |