CN200951393Y - Spraying type intensified hydrate continuous preparing equipment - Google Patents
Spraying type intensified hydrate continuous preparing equipment Download PDFInfo
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- CN200951393Y CN200951393Y CN 200620043498 CN200620043498U CN200951393Y CN 200951393 Y CN200951393 Y CN 200951393Y CN 200620043498 CN200620043498 CN 200620043498 CN 200620043498 U CN200620043498 U CN 200620043498U CN 200951393 Y CN200951393 Y CN 200951393Y
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Abstract
A spray strengthened hydrates continuous preparing device includes an air supply system, a stream pulverization system, a refrigeration system, a reactor with an intermediate wall type cooling passage and a refrigerant water circulation system. The reactor is provided with a pulverization nozzle, an air inlet, an inlet and outlet for water and hydrates, an inlet and outlet for refrigerant water and water level gauge. The air source is connected with the air inlet on the reactor, the valve, buffer tank, filter, pressure-reducing control valve and the pressure gauge; a vacuum pump is connected between the pressure-reducing control valve and the air inlet; the water source is connected with the pulverization nozzle through the valve, pressurized pump, external cooler, pressure gauge and the thermometer. The refrigerant supplementation is connected with the refrigeration system, refrigerant circulation pump and the refrigerant water inlet on the reactor. The utility model can continuously fast prepare the hydrates and shorten the induction time of the reaction of the hydrates.
Description
Technical field
The utility model relates to the solution-air contact and carries out the continuous preparing technical field of hydrate.Be specifically related to a kind of spray strengthened aqua compound continuous preparation device.
Background technology
Hydrate is the crystal of the class cage structure that formed under certain temperature and pressure condition by gas of small-molecular weight (liquid) and water.Setting up the phase balance condition that hydrate forms and keeping certain overvoltage or cross under the cool condition, realize that the preparation of hydrate can be in different ways.(1) the static contact method of solution-air two-phase interface: under undisturbed mode, keep hydrate to form G﹠W and directly contact, to the solution diffusion inside, form the hydrate nucleus by gas at two-phase interface, be the center with this part nucleus then, impel the formation of a large amount of hydrates.(2) paddling process: agitator (magnetic agitation or mechanical agitation) is set in water, by continuous stirring water, promote the upper water compound to form the interaction between gas and water, accelerate the dissolving of gas in water, form nucleus, impel the formation of a large amount of hydrates, stirring can increase hydration reaction speed, shortens induction time.(3) orifice bubble method: the micropore orifice plate promptly is set in reactor, and gas enters from reactor bottom, produces bubble during through orifice plate, continuous rising, the fragmentation of ducking in drink along with gas, can increase the solubility of gas in water, accelerate the hydrate nucleation rate, shorten induction time.The existing shortcoming of above method is that the air-water contact area is little, and the formation of hydrate can stop the diffusion of gas in water, and the disturbance of alr mode unavoidably produces hot effectiveness, influences the formation condition of hydrate.
Summary of the invention
For overcoming above-mentioned shortcoming, the utility model proposes a kind of hydrate preparation feedback device system and device, this device adopts in the reactor of the partition cooling that is full of hydrate formation gas, from reactor head nozzle atomization water, make each tiny water droplets all be full of gas molecule on every side, can farthest enlarge the air-water contact area; By the throttle effect of atomizer, can further improve the degree of supercooling of water, increase the driving force (temperature of water and hydrate phase balance temperature poor) of hydrate reaction, promote the formation of hydrate nucleus; By adopting the wall-type heat exchange device, can set up the thermodynamic condition that hydrate forms, promote the continuation hydration on water droplet surface, thereby shorten the induction time of hydrate formation, realize the continuous preparation of hydrate, improve hydrate and prepare speed.
The technical solution of the utility model is to realize like this, in the reactor inner core, replenish an amount of water yield, gas, is entered in the reactor by the connecting pipe of source of the gas and reactor after pressure-reducing valve reduces pressure predetermined reaction pressure from source of the gas, sets up the pressure condition of hydrate formation; By refrigerant water system gas in the reactor and water are lowered the temperature, form the high pressure low temperature condition up to setting up the hydrate of estimating.Open booster pump then, the water that participates in hydrate reaction is entered the booster pump supercharging by the reactor lower part pipeline, further lower the temperature through outer cooler, after nozzle atomization, enter reactor then again, the fine water particle of atomizing forms gas with hydrate and directly contacts in reactor, promote the dissolving of gas in water, through just preparing hydrate after the short time.In the hydrate preparation process, source of the gas is controlled by pressure-reducing valve and pressure signal, and the gas pressure of reactor is maintained in the pressure limit of setting always.Hydrate reaction can all run out of the back at water to be finished.The low temperature chilled water that provides by the chilled water supply system; be transported to the partition passage of reactor inside and outside sleeve; by with the heat convection of reactor inner tube wall; absorb the thermal discharge in the hydrate formation; keep the needed cryogenic conditions of course of reaction; whole reactor adopts the insulation material protection, prevents the influence of external heat.The cold of chilled water supply system is provided by refrigeration system, temperature by control circulation chilled water, can be effectively the hydration heat of hydrate formation be removed away, the cold-peace external cooling mode of combining can guarantee that reaction system is the low-temperature condition that is in setting in adopting.
A kind of spray strengthened aqua compound continuous preparation device includes air supply system, atomization of water current system, refrigeration system and reactor, and atomizer is housed on the reactor, gas feed, and water and hydrate import and export are characterized in:
A) reactor has the dividing wall type cooling duct, has chilled water import, chilled water outlet on the reactor wall, is connected with the water level meter simultaneously;
B) source of the gas of air supply system is connected with gas feed on the reactor with surge tank, filter, pressure reduction control valve and Pressure gauge by valve respectively successively via pipeline; Between pressure reduction control valve and gas feed, connect a vavuum pump;
C) water source of atomization of water current system is connected with atomizer with booster pump, outer cooler, Pressure gauge, thermometer by valve respectively successively via pipeline; Outer cooler is connected with refrigerant water system;
D) refrigerant water system has coolant adding inlet, chilled water is connected with chilled water import on heater, refrigerant PID temperature controller and relay, refrigeration system, refrigerant circulating pump and the reactor successively via pipeline, and the chilled water outlet is connected between refrigerant inlet and the refrigeration system.
The utility model has increased the contact area of gas molecule and hydrone by the atomizing of water, promotes the dissolving of gas in water, reach the shortening induction time, improve the crystal of hydrate nucleation rate, and then improve the effect that hydrate forms speed, realize the preparation of hydrate.Adopt the mode of interior cold-peace external cooling combination, can effectively absorb the reaction heat of hydrate formation, reduced because reaction system heats up to the influence of hydrate formation condition.Adopt refrigeration system to realize the without interruption of refrigerant, be used to provide the reactor assembly needed cold of lowering the temperature on the one hand, keep the temperature conditions of hydrate formation on the other hand.
Below in conjunction with drawings and Examples the present invention is described in detail.
Description of drawings
Fig. 1 is the system schematic of the utility model spray strengthened aqua compound continuous preparation device;
Fig. 2 is the structural representation of the utility model dividing wall type cooling reactor.
1. gas cylinder, 2. surge tank, 3. filter, 4. pressure reduction control valve, 5. vavuum pump, 6. nozzle, 7. reactor, 8. water level meter, 9. holding vessel, 10. booster pump, 11. outer coolers, 12. heaters, 13. refrigerant PID temperature controller and relay, 14. refrigerant circulating pumps, 15. plate type heat exchangers (evaporimeter), 16. choke valve, 17. condensers, 18. refrigeration compressors, 19. gas feed, 20. circulation refrigerant exits, 21. circulation refrigerant imports, 22. water and hydrate are imported and exported, 23. valves, one, 24. valve two, 25. valve three, 26. valves four, 27. valves five, 28. valve six, 29. valves seven, 30. valves eight, 31. valve nine, 32. control valves one, 33. control valve two, 34. valve ten, 35. by-passing valves, 36. chilled water water compensating valves.
Refrigeration system is by plate type heat exchanger (evaporimeter) 15, choke valve 16, and condenser 17 and refrigeration compressor 18 constitute.
The specific embodiment
A kind of spray strengthened aqua compound continuous preparation device, include air supply system, atomization of water current system, refrigeration system and reactor 7, atomizer 6 is housed on the reactor, gas feed 19, water and hydrate import and export 22, reactor has the dividing wall type cooling duct, has circulation refrigerant import 21, circulation refrigerant exit 20 on the reactor wall, is connected with water level meter 8 simultaneously; The source of the gas of air supply system is connected with gas feed 19 on the reactor 7 with surge tank 2, filter 3, pressure reduction control valve 4 and Pressure gauge by valve respectively successively via pipeline; Between pressure reduction control valve 4 and gas feed 19, connect a vavuum pump 5; The water source of atomization of water current system is connected with atomizer 6 with booster pump 10, outer cooler 11, Pressure gauge, thermometer by valve respectively successively via pipeline; Outer cooler 11 is connected with refrigerant water system; Refrigerant water system has coolant adding inlet, chilled water is connected with circulation refrigerant import 21 on heater 12, refrigerant PID temperature controller and relay 13, refrigeration system, refrigerant circulating pump 14 and the reactor successively via pipeline, and circulation refrigerant exit 20 is connected between refrigerant inlet and the refrigeration system.
Before the hydrate preparation, open valve 7 29, valve-off 8 30, valve 9 31 replenishes suitable quantity of water to reactor 7, and by the height of water level meter 8 definite water levels, valve-off seven is opened valve nine.Open valve 5 27, valve 6 28, use 5 pairs of reactors of vavuum pump to vacuumize, remove the middle dissolved gases that anhydrates, after the vacuum of realization response device requires, turn-off vavuum pump connecting line valve five.Phase balance condition according to hydrate formation, set the pressure controlling value of pressure reduction control valve 4, open valve 1, valve 2 24, valve 3 25, valve 4 26, gas enters surge tank 2 by gas cylinder 1 by pipeline, stablizing of gas pressure in the maintenance hydrate preparation process enters in the reactor 7 through filter 3 and pressure reduction control valve 4.Pressure signal on air inlet pipeline control pressure reduction control valve 4 is kept the stable of gas pressure in the hydrate preparation process.
Start refrigeration system, close by-passing valve 35, open refrigerant circulating pump 14, to the reactor assembly cooling, the temperature signal on the chilled water circulation line is by PID temperature control and relay 13 and heater 12, adjust the temperature of circulation chilled water, be in the temperature of setting to keep reactor assembly.Start booster pump 10, make the water that participates in reaction,, mix, promote the dissolving of gas and the formation of hydrate nucleus with the gas that participates in hydration reaction by nozzle 6 atomizings through behind the outer cooler 11.Pressure signal in the atomized water circulatory system is used to control to adjust valve 32, regulates the flow of water, the atomizing pressure of water, guarantees the effect of water atomization.Temperature signal in the atomized water circulatory system is used to control to adjust valve 33, regulates the circulation chilled water flow by outer cooler 11, keeps the state of temperature of water, for the heat that effective elimination hydration reaction discharges is offered help.
System moves under the temperature and pressure of setting, and intermittently produces hydrate, is depleted to certain water level up to water, and whole hydrate preparation process is finished.The hydrate of preparation and unreacted water can enter holding vessel 9 by valve 8 30 and store.
The utility model can be widely used in natural gas accumulating, the storage of carbon dioxide deep-sea, admixture of gas separation, desalinization, and aqueous organopolysiloxane concentrates and waits numerous areas.
Claims (1)
1. a spray strengthened aqua compound continuous preparation device includes air supply system, atomization of water current system, refrigeration system and reactor, and atomizer is housed on the reactor, gas feed, and water and hydrate import and export is characterized in that:
A) reactor has the dividing wall type cooling duct, has chilled water import, chilled water outlet on the reactor wall, is connected with the water level meter simultaneously;
B) source of the gas of air supply system is connected with gas feed on the reactor with surge tank, filter, pressure reduction control valve and Pressure gauge by valve respectively successively via pipeline; Between pressure reduction control valve and gas feed, connect a vavuum pump;
C) water source of atomization of water current system is connected with atomizer with booster pump, outer cooler, Pressure gauge, thermometer by valve respectively successively via pipeline; Outer cooler is connected with refrigerant water system;
D) refrigerant water system has coolant adding inlet, chilled water is connected with chilled water import on heater, refrigerant PID temperature controller and relay, refrigeration system, refrigerant circulating pump and the reactor successively via pipeline, and the chilled water outlet is connected between refrigerant inlet and the refrigeration system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620043498 CN200951393Y (en) | 2006-06-30 | 2006-06-30 | Spraying type intensified hydrate continuous preparing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620043498 CN200951393Y (en) | 2006-06-30 | 2006-06-30 | Spraying type intensified hydrate continuous preparing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN200951393Y true CN200951393Y (en) | 2007-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200620043498 Expired - Fee Related CN200951393Y (en) | 2006-06-30 | 2006-06-30 | Spraying type intensified hydrate continuous preparing equipment |
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| CN (1) | CN200951393Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350295A (en) * | 2011-08-06 | 2012-02-15 | 河南兴发精细化工有限公司 | Pretreatment method of air used in production of gluconic acid |
| CN103055794A (en) * | 2012-12-27 | 2013-04-24 | 山东瑞博龙化工科技股份有限公司 | Double-cone atomization gas-liquid reactor |
| CN109731530A (en) * | 2018-12-17 | 2019-05-10 | 中国科学院广州能源研究所 | Electrostatic atomization acts on lower hydrate continuous generation device |
| CN109764238A (en) * | 2019-01-25 | 2019-05-17 | 大连理工大学 | A kind of natural gas storing-transport-based on Hydrate Technology utilizes integrated apparatus |
| CN112608775A (en) * | 2020-12-02 | 2021-04-06 | 常州大学 | Device and method for rapid cycle generation of gas hydrate |
-
2006
- 2006-06-30 CN CN 200620043498 patent/CN200951393Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102350295A (en) * | 2011-08-06 | 2012-02-15 | 河南兴发精细化工有限公司 | Pretreatment method of air used in production of gluconic acid |
| CN103055794A (en) * | 2012-12-27 | 2013-04-24 | 山东瑞博龙化工科技股份有限公司 | Double-cone atomization gas-liquid reactor |
| CN109731530A (en) * | 2018-12-17 | 2019-05-10 | 中国科学院广州能源研究所 | Electrostatic atomization acts on lower hydrate continuous generation device |
| WO2020124659A1 (en) * | 2018-12-17 | 2020-06-25 | 中国科学院广州能源研究所 | Apparatus for continuously generating hydrate under action of electrostatic atomization |
| CN109764238A (en) * | 2019-01-25 | 2019-05-17 | 大连理工大学 | A kind of natural gas storing-transport-based on Hydrate Technology utilizes integrated apparatus |
| CN112608775A (en) * | 2020-12-02 | 2021-04-06 | 常州大学 | Device and method for rapid cycle generation of gas hydrate |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |