CN104815607A - Rotary disk type gas liquid reactor and application thereof - Google Patents
Rotary disk type gas liquid reactor and application thereof Download PDFInfo
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- CN104815607A CN104815607A CN201510179745.3A CN201510179745A CN104815607A CN 104815607 A CN104815607 A CN 104815607A CN 201510179745 A CN201510179745 A CN 201510179745A CN 104815607 A CN104815607 A CN 104815607A
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Abstract
The invention discloses a rotary disk type gas liquid reactor and an application thereof. A heating mechanism, an air inlet pipe, an exhaust pipe, a liquid inlet, a drain pipe and an empty pipe are arranged on a pressure resistance reaction tank, and a rotary disk is arranged in the reaction tank and is magnetically driven by a magnetic mixer. The rotary disk type gas liquid reactor provided by the invention can be used for an existing wet oxidation reaction system to treat a solid solution mixture formed by waste water, organic wastes (biomass) and water, a corresponding catalytic wet oxidation reaction system and a hydrogenation reaction system generated by hydrogen and liquid phase (or aqueous phase) which is extensively applied to a chemical field.
Description
Technical field
The present invention relates to reaction unit, particularly a kind of rotating disc type gas-liquid reactor and application thereof.
Background technology
In the general liquid phase under high temperature (150 ~ 350 DEG C) high pressure (0.5 ~ 20MPa) operating condition of wet oxidation process (comprising catalytic wet air oxidation), with oxygen or air as oxidant, in solubilised state or the organic matter of suspended state or the inorganic matter of reduction-state in oxidize water, end product is carbon dioxide and water.Its application is mainly two broad aspect, and one is the pretreatment for high concentration hard-degraded organic waste water biochemical treatment, improves biodegradability; Two is for the treatment of poisonous and hazardous industrial wastewater, as pharmacy waste water, phenol wastewater, waste water from dyestuff, wastewater from chemical industry etc.Its process more complicated, mass transport process comprises two key steps, one be oxygen in air from gas phase to the mass transport process of liquid phase, two is the chemical reactions between dissolved oxygen and matrix.Current mass-transfer efficiency limits the bottleneck that this technology plays its application characteristic, and existing main way is by adding strong mixing to eliminate, and which is only the motion enhancing liquid phase, can not increase the contact of gas phase and liquid phase, and thus improved efficiency is very limited.
Also similar technical bottleneck is there is in the process that the mixture of living beings class organic waste and water produces small molecular organic acid or other chemicals at wet oxidation reaction.
Similar with wet oxidation process, also the reaction system of gas phase and liquid phase is extensively there is at chemical field, such as, unsaturated compounds hydrogenation reaction in aqueous systems, because the limited mass transport process of hydrogen that causes of contact surface of hydrogen and aqueous phase exists technical bottleneck, having solid catalyst to deposit in case, there is hydrogen, catalyst, liquid phase haptoreaction face are lower, thus reaction efficiency is low.
Summary of the invention
Object of the present invention, is just to provide a kind of rotating disc type gas-liquid reactor.
The object of the present invention is achieved like this: a kind of rotating disc type gas-liquid reactor, mainly comprises:
Withstand voltage retort, tank body is provided with heating arrangements;
Rotating disk, to be arranged in retort and to be driven by magnetic stirring apparatus;
Withstand voltage retort is provided with air inlet pipe, blast pipe, feed tube, discharging tube and blow-down pipe.
Described rotating disk is made up of multiple disc combination.
Described disc is made up of the material with catalysis, or area load has catalyst.
Described heating arrangements is electric heating mechanism or heat-conducting oil heating mechanism.
Described air inlet pipe and blast pipe are separately positioned on the top of withstand voltage retort, and feed tube, discharging tube and blow-down pipe are separately positioned on the bottom of withstand voltage retort.
A kind of wet oxidation reaction method based on above-mentioned rotating disc type gas-liquid reactor is, oxygen or the air of high pressure is filled with by air inlet pipe, material to be oxidized is pumped into by feed tube, withstand voltage retort is heated by heating arrangements, the temperature in retort is made to control at 150 ~ 350 DEG C, Stress control is at 0.5 ~ 20MPa, start magnetic stirring apparatus simultaneously and drive dial rotation, make material to be oxidized be attached to disc surfaces and contact with oxygen or air along with the rotation of rotating disk, organic pollution in material to be oxidized and oxygen or air generation oxidation reaction are removed, product is carbon dioxide, water and small organic molecule, gaseous product is discharged by blast pipe, product liquid is discharged by discharging tube.
Described material to be oxidized comprises the high concentration hard-degraded organic waste waters such as pharmacy waste water, phenol wastewater, waste water from dyestuff, wastewater from chemical industry, or the mud that produces of Waste Water Treatment and the mixture of water or the mixture of powdered biomass and water.
A kind of wet type process for selective hydrogenation based on above-mentioned rotating disc type gas-liquid reactor is, the hydrogen of high pressure is filled with by air inlet pipe, unsaturated compounds liquid is pumped into by feed tube, withstand voltage retort is heated by heating arrangements, the temperature in retort is made to control at 150 ~ 350 DEG C, Stress control is at 0.5 ~ 20MPa, start magnetic stirring apparatus simultaneously and drive dial rotation, make unsaturated compounds liquid be attached to disc surfaces and contact with hydrogen along with the rotation of rotating disk, unsaturated compounds in unsaturated compounds liquid and hydrogen generation hydrogenation reaction, product is discharged by discharging tube.
The present invention, owing to have employed above technical scheme, makes it compared with prior art, has following advantage and disadvantage:
One, the scope of application is wide: may be used for the solidliquid mixture that existing wet oxidation reaction process waste water and living beings organic waste and water are formed, and the CWO reaction system of correspondence, in the hydrogenation reaction system that the widely used hydrogen of chemical field and aqueous phase occur.
Two, safe and reliable: whole reaction unit adopts closed system, and high temperature high voltage resistant, airtight performance is good: use safety.
Three, structure is simple, easy to operate.
Accompanying drawing explanation
Fig. 1 is the basic structure schematic diagram of rotating disc type gas-liquid reactor of the present invention.
Detailed description of the invention
See Fig. 1, rotating disc type gas-liquid reactor of the present invention, mainly comprises withstand voltage retort 1 and rotating disk 2, and tank body is provided with heating arrangements (out not shown) and air inlet pipe 4, blast pipe 5, feed tube 6, discharging tube 3 and blow-down pipe 7.Air inlet pipe and blast pipe are separately positioned on the top of withstand voltage retort, and feed tube, discharging tube and blow-down pipe are separately positioned on the bottom of withstand voltage retort.Discharging tube is provided with counterbalance valve.Rotating disk 2 to be arranged in retort and to be driven by magnetic stirring apparatus (out not shown).This rotating disk is made up of multiple disc combination.Disc can be made up of the material with catalysis, or catalyst supported on surface.
Heating arrangements in the present invention is electric heating mechanism or heat-conducting oil heating mechanism or other heating arrangements.
Operation principle of the present invention is: rotating disk is in the process of rotating, and the liquid that disc adheres to or solidliquid mixture fully can contact with gas, substantially increase the contact area of gas and liquid, thus greatly improve the efficiency of reaction.
Rotating disk in the present invention as adopt have catalysis material or by the surface of catalyst cupport at rotating disk, then define efficient catalystic converter system.
Rotating disk in the present invention also can increase cleaning grate between disc, or adds water flushing device, avoids the precipitation of salt in course of reaction or solid in the accumulation of disc surface affect the efficiency of reacting.
Embodiment 1
The process (as pharmacy waste water, phenol wastewater, waste water from dyestuff, wastewater from chemical industry etc.) of high concentration hard-degraded organic waste water.
Oxygen or the air of high pressure is filled with by air inlet pipe 4, blast pipe 5 uses for upgrading oxygen, high concentration hard-degraded organic waste water is pumped into by feed tube 6, withstand voltage retort is heated by heating arrangements, the temperature in retort is made to control at 150 ~ 350 DEG C, Stress control is at 0.5 ~ 20MPa, start magnetic stirring apparatus simultaneously and drive dial rotation, waste water is attached to the surface of rotating disk, along with the rotation of rotating disk contacts with oxygen or air, organic pollution generation oxidation reaction in water is removed, product generates carbon dioxide and water, or small organic molecule, liquid discharges retort by discharging tube 3, evacuated tube 7 is for discharging the solid or pot liquid emptying use that may accumulate.Rotating disk adopts magnetic stirring apparatus to drive and rotates.Rotating disk can adopt the material or catalyst cupport with catalysis on the surface of rotating disk, forms catalysis wet oxidation reaction device.
Embodiment 2
The wet oxidation process of the mud that Waste Water Treatment produces.
Oxygen or the air of high pressure is filled with by air inlet pipe 4, blast pipe 5 uses for upgrading oxygen, the mixture (or mud of sludge concentration tank) of mud and water is pumped into by feed tube 6, withstand voltage retort is heated by heating arrangements, the temperature in retort is made to control at 150 ~ 350 DEG C, Stress control is at 0.5 ~ 20MPa, start magnetic stirring apparatus simultaneously and drive dial rotation, the mixture of mud and water is attached to the surface of rotating disk, along with the rotation of rotating disk contacts with oxygen or air, mud generation oxidation reaction is removed, product generates carbon dioxide and water, or small organic molecule, liquid discharges retort by discharging tube 3, evacuated tube 7 is for discharging the solid or pot liquid emptying use that may accumulate.Rotating disk can adopt the material or catalyst cupport with catalysis on the surface of rotating disk, forms catalysis wet oxidation reaction device.
Embodiment 3
The process of the chemicals such as small molecular organic acid is produced in the oxidation such as biomass castoff stalk, rice husk, wood chip, changing food waste.
Oxygen or the air of high pressure is filled with by air inlet pipe 4, blast pipe 5 uses for upgrading oxygen, the mixture of powdered biomass and water is pumped into by feed tube 6, withstand voltage retort is heated by heating arrangements, the temperature in retort is made to control at 150 ~ 350 DEG C, Stress control is at 0.5 ~ 20MPa, start magnetic stirring apparatus simultaneously and drive dial rotation, the mixture of powdered biomass and water is attached to the surface of rotating disk, along with the rotation of rotating disk contacts with oxygen or air, organic pollution generation oxidation reaction in water is removed, product generates carbon dioxide and water, or small organic molecule, liquid discharges retort by discharging tube 3, evacuated tube 7 is for discharging the solid or pot liquid emptying use that may accumulate.Rotating disk can adopt the material or catalyst cupport with catalysis on the surface of rotating disk, forms catalysis wet oxidation reaction device.
Embodiment 4
The hydrogenation reaction of unsaturated compounds in aqueous phase.
The hydrogen of high pressure is filled with by air inlet pipe 4, blast pipe 5 uses for upgrading gas, liquid unsaturated compounds or the mixture with aqueous phase is pumped into by feed tube 6, withstand voltage retort is heated by heating arrangements, the temperature in retort is made to control at 150 ~ 350 DEG C, Stress control is at 0.5 ~ 20MPa, start magnetic stirring apparatus simultaneously and drive dial rotation, unsaturated compounds or be attached to the surface of rotating disk with the mixture of aqueous phase, along with the rotation of rotating disk contacts with hydrogen, there is hydrogenation reaction, liquid discharges retort by discharging tube 3, evacuated tube 7 is for discharging the solid or pot liquid emptying use that may accumulate.Rotating disk can adopt the material or catalyst cupport with catalysis on the surface of rotating disk, forms catalytic hydrogenation reaction device.
Claims (8)
1. a rotating disc type gas-liquid reactor, is characterized in that, mainly comprises:
Withstand voltage retort, tank body is provided with heating arrangements;
Rotating disk, to be arranged in retort and to be driven by magnetic stirring apparatus;
Withstand voltage retort is provided with air inlet pipe, blast pipe, feed tube, discharging tube and blow-down pipe.
2. rotating disc type gas-liquid reactor according to claim 1, is characterized in that: described rotating disk is made up of multiple disc combination.
3. rotating disc type gas-liquid reactor according to claim 2, is characterized in that: described disc is made up of the material with catalysis, or area load has catalyst.
4. rotating disc type gas-liquid reactor according to claim 1, is characterized in that: described heating arrangements is electric heating mechanism or heat-conducting oil heating mechanism.
5. rotating disc type gas-liquid reactor according to claim 1, it is characterized in that: described air inlet pipe and blast pipe are separately positioned on the top of withstand voltage retort, feed tube, discharging tube and blow-down pipe are separately positioned on the bottom of withstand voltage retort.
6. based on the wet oxidation reaction method of rotating disc type gas-liquid reactor described in claim 1, it is characterized in that: the oxygen or the air that are filled with high pressure by air inlet pipe, material to be oxidized is pumped into by feed tube, withstand voltage retort is heated by heating arrangements, the temperature in retort is made to control at 150 ~ 350 DEG C, Stress control is at 0.5 ~ 20MPa, start magnetic stirring apparatus simultaneously and drive dial rotation, make material to be oxidized be attached to disc surfaces and contact with oxygen or air along with the rotation of rotating disk, organic pollution in material to be oxidized and oxygen or air generation oxidation reaction, product is carbon dioxide, water and small organic molecule, gaseous product is discharged by blast pipe, product liquid is discharged by discharging tube.
7. wet oxidation reaction method according to claim 6, it is characterized in that: described material to be oxidized comprise pharmacy waste water, phenol wastewater, waste water from dyestuff, wastewater from chemical industry, etc. high concentration hard-degraded organic waste water, or the mud that produces of Waste Water Treatment and the mixture of water or the mixture of powdered biomass and water.
8. based on the wet type process for selective hydrogenation of rotating disc type gas-liquid reactor described in claim 1, it is characterized in that: the hydrogen being filled with high pressure by air inlet pipe, unsaturated compounds liquid is pumped into by feed tube, withstand voltage retort is heated by heating arrangements, the temperature in retort is made to control at 150 ~ 350 DEG C, Stress control is at 0.5 ~ 20MPa, start magnetic stirring apparatus simultaneously and drive dial rotation, make unsaturated compounds liquid be attached to disc surfaces and contact with hydrogen along with the rotation of rotating disk, unsaturated compounds in unsaturated compounds liquid and hydrogen generation hydrogenation reaction, product is discharged by discharging tube.
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| CN201510179745.3A CN104815607A (en) | 2015-04-16 | 2015-04-16 | Rotary disk type gas liquid reactor and application thereof |
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| CN201510179745.3A CN104815607A (en) | 2015-04-16 | 2015-04-16 | Rotary disk type gas liquid reactor and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858535A (en) * | 2017-11-07 | 2018-03-30 | 赣州科源甬致科技有限公司 | A kind of high-speed temperature adjusting apparatus for rare earth feed liquid |
| CN110282844A (en) * | 2018-03-19 | 2019-09-27 | 上海亦升环境科技有限公司 | Integrated rotating disc type wet oxidation sludge treatment equipment |
| CN110862138A (en) * | 2019-11-30 | 2020-03-06 | 上海鲲谷环保科技有限公司 | Wet oxidation reaction system |
| CN114804320A (en) * | 2022-01-06 | 2022-07-29 | 河南天辰环保装备研究院有限公司 | Method for treating organic wastewater by catalytic wet oxidation method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5732789A (en) * | 1980-08-08 | 1982-02-22 | Mitsubishi Electric Corp | Water treatment device |
| CN1935694A (en) * | 2006-08-30 | 2007-03-28 | 大连理工大学 | Nonwoven fabric rotating bio-disc reactor concurrently nitrifying anaerobic ammonia oxidation process |
| CN101081878A (en) * | 2006-06-01 | 2007-12-05 | 朗盛德国有限责任公司 | Process for preparing hydrogenated nitrile rubbers |
-
2015
- 2015-04-16 CN CN201510179745.3A patent/CN104815607A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5732789A (en) * | 1980-08-08 | 1982-02-22 | Mitsubishi Electric Corp | Water treatment device |
| CN101081878A (en) * | 2006-06-01 | 2007-12-05 | 朗盛德国有限责任公司 | Process for preparing hydrogenated nitrile rubbers |
| CN1935694A (en) * | 2006-08-30 | 2007-03-28 | 大连理工大学 | Nonwoven fabric rotating bio-disc reactor concurrently nitrifying anaerobic ammonia oxidation process |
Non-Patent Citations (1)
| Title |
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| 蒋克彬: "《污水处理工艺与应用》", 31 March 2014 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858535A (en) * | 2017-11-07 | 2018-03-30 | 赣州科源甬致科技有限公司 | A kind of high-speed temperature adjusting apparatus for rare earth feed liquid |
| CN110282844A (en) * | 2018-03-19 | 2019-09-27 | 上海亦升环境科技有限公司 | Integrated rotating disc type wet oxidation sludge treatment equipment |
| CN110862138A (en) * | 2019-11-30 | 2020-03-06 | 上海鲲谷环保科技有限公司 | Wet oxidation reaction system |
| CN114804320A (en) * | 2022-01-06 | 2022-07-29 | 河南天辰环保装备研究院有限公司 | Method for treating organic wastewater by catalytic wet oxidation method |
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Application publication date: 20150805 |