CN104258834A - Device and method for segmentally activating natural gas absorption material by using acid-base salt - Google Patents
Device and method for segmentally activating natural gas absorption material by using acid-base salt Download PDFInfo
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- CN104258834A CN104258834A CN201410530117.0A CN201410530117A CN104258834A CN 104258834 A CN104258834 A CN 104258834A CN 201410530117 A CN201410530117 A CN 201410530117A CN 104258834 A CN104258834 A CN 104258834A
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- Prior art keywords
- acid
- driven valve
- pump
- motor
- salt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/34—Regenerating or reactivating
- B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
- B01J20/3475—Regenerating or reactivating using a particular desorbing compound or mixture in the liquid phase
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
Abstract
The invention relates to a device and a method for segmentally activating natural gas absorption material by using acid-alkali salt. The device consists of an absorption material reactor, an acid treatment system, an alkali treatment system, a salt treatment system and a water washing system, wherein an acid system, an alkali system and a salt system are separated from one another and respectively do circulating activation treatment on the reactor filled with absorption materials; the water is washed into the reactor so that the pH of the solution is neutral; the acid treatment system, the alkali treatment system and the salt treatment system respectively consists of liquid storage tanks and pumps and are connected with a joint of the absorption material reactor so as to form four circulating loops. The device is convenient to operate and high in activation efficiency; external warming and pressurizing are not needed; the energy consumption is obviously reduced; the device has obvious economic benefits.
Description
Technical field
The present invention relates to a kind of activating apparatus of sorbing material, particularly relate to a kind of device and method of acid-alkali salt segmentation active natural aspiration enclosure material.
Background technology
Concerning Adsorbed Natural Gas Technology, it is particularly important that the absorption property how improving sorbing material shows.People have carried out meticulous screening, development and utilization around sorbing material on the one hand, and improved process in continuous exploration and practice, improves the activation method of sorbing material, to obtaining high performance sorbing material on the other hand.
At present, in sorbing material activation method, be mainly physical activation method (vapor activation, carbon dioxide activation method and air-activated method etc.) and chemical activation method (phosphoric acid method, zinc chloride process, potassium hydroxide and potash etc.).Chemical method compares Physical activation, and properties of product are relatively more excellent.The mixture of alkali and KOH or NaOH and charcoal is put in vacuum reactor by patent ZL200610086149., and (-0.03MPa ~-0.09 MPa) heats up and activate under vacuum conditions, finally carries out washing and drying and obtains; The mixture of phenolic resins and KOH or NaOH is put into tubular type activation furnace by patent ZL200610038065.0, in nitrogen atmosphere, first carries out pre-activate at 500 ~ 650 DEG C, then activates at 750 ~ 850 DEG C, finally carries out pickling washing and obtains product.
Although this type of activation method obtains the sorbing material of high-specific surface area, activation needs, at high temperature, strong alkaline condition and carrying out in tube furnace, to there is the defect that equipment investment is high, process conditions are harsh.
Summary of the invention
The invention provides a kind of device and method of acid-alkali salt segmentation active natural aspiration enclosure material.
Apparatus of the present invention are made up of sorbing material reactor, acid treatment system, alkali treatment system, Ficus caricaL system, water rinse-system, activating apparatus is four sections of independently closed circuits, wherein acid treatment system is primarily of acid solution tank (2) and acid-proof pump (3) composition, acid-proof pump entrance connects the outlet of acid solution tank, and acid-proof pump outlet connects sorbing material reactor (5) entrance M
3, reactor (5) outlet M
1connect acid solution tank entrance, form closed circuit; Alkali treatment system is primarily of alkali liquid tank (6) and lye pump (7) composition, and lye pump entrance connects alkali liquid tank outlet, and lye pump outlet connects sorbing material reactor (5) entrance M
3, reactor (5) outlet M
1connect alkali liquid tank entrance, form closed circuit; Ficus caricaL system is primarily of salt flow container (13) and resistance to salt pump (12) composition, and salt tolerant pump intake connects the outlet of salt flow container, and salt tolerant pump discharge connects sorbing material reactor (5) entrance M
4, reactor (5) outlet M
2connect salt flow container entrance, form closed circuit; Water rinse-system is primarily of pure water tank (16) and pure water pump (15) composition, and pure water pump entrance connects the outlet of pure water tank, and pure water pump outlet connects sorbing material reactor (5) entrance M
4, reactor (5) outlet M
2connect pure water tank entrance, form closed circuit.
This activating apparatus main operational steps is as follows:
1, the Adsorption Natural Gas material through previously prepared and roasting is loaded Adsorption Natural Gas material reactor (5), admission space amount is 2/3 ~ 4/5 of device volume;
2, in acid treatment system, in acid solution tank (2), compound concentration is the acid-aqueous solution of 0.5 ~ 2.0 mol/L, close motor-driven valve C8, motor-driven valve D9, motor-driven valve E10, motor-driven valve F11, motor-driven valve G14, motor-driven valve H17, motor-driven valve I18, open motor-driven valve A1 and motor-driven valve B4, start acid-proof pump (3), make acid-aqueous solution in Adsorption Natural Gas material reactor (5) after circulation 2.5-16 hour, acid-proof pump (3) is out of service, closes motor-driven valve A1 and motor-driven valve B4;
3, in circulation, open motor-driven valve G14 and motor-driven valve H17, motor-driven valve I18 tactile switch, other motor-driven valve keeps cutting out, start pure water pump (15), make pure water circulate in Adsorption Natural Gas material reactor (5) or flow through, until water outlet pH is 5-7, pure water pump is out of service, closes motor-driven valve G14, motor-driven valve H17 and motor-driven valve I18;
4, in alkali treatment system, in alkali liquid tank (6), compound concentration is the alkali-aqueous solution of 0.5 ~ 2.5 mol/L, open motor-driven valve C8 and motor-driven valve D9, other motor-driven valve keeps cutting out, start lye pump (7), after alkali-aqueous solution is circulated 3.5-16 hour in Adsorption Natural Gas material reactor 5, lye pump is out of service, closes motor-driven valve C8 and motor-driven valve D9;
5, the step of above-mentioned 3rd article is repeated;
6, in Ficus caricaL system, in salt flow container (13), compound concentration is the salt-aqueous solution of 0.5 ~ 3.0 mol/L, open motor-driven valve E10 and motor-driven valve F11, other motor-driven valve keeps cutting out, start resistance to salt pump (12), make salt-aqueous solution in Adsorption Natural Gas material reactor (5) after circulation 3.5-12 hour, resistance to salt pump (12) is out of service, closes motor-driven valve E10 and motor-driven valve F11;
7, the step of above-mentioned 3rd article is repeated.
Accompanying drawing explanation
Fig. 1 is a kind of device and method schematic diagram of acid-alkali salt segmentation active natural aspiration enclosure material, and numeral and letter meet meaning and be respectively:
1: motor-driven valve A; 2: acid solution tank; 3: acid-proof pump; 4: motor-driven valve B4; 5: sorbing material reactor; 6: alkali liquid tank; 7: lye pump; 8: motor-driven valve C8; 9: motor-driven valve D9; 10: motor-driven valve E10; 11: motor-driven valve F11; 12: resistance to salt pump; 13: salt flow container; 14: motor-driven valve G14; 15: pure water pump; 16: pure water tank; 17: motor-driven valve H17; 18: motor-driven valve I18;
M
1: sorbing material reactor outlet M
1; M
2: sorbing material reactor outlet M
2; M
3: sorbing material reactor inlet M
3; M
4: sorbing material reactor inlet M
4.
Detailed description of the invention
This activating apparatus and using method is illustrated below in conjunction with accompanying drawing.
Device is made up of sorbing material reactor, acid treatment system, alkali treatment system, Ficus caricaL system, water rinse-system.
Device operating procedure is as follows:
1, Adsorption Natural Gas material such as natural zeolite, molecular sieve, activated alumina, silica gel, carbon black, active carbon, NACF, metal organic framework compound etc. through 800 DEG C of roastings are loaded in Adsorption Natural Gas material reactor (5), admission space amount is 2/3 of device volume;
2, in acid treatment system, in acid solution tank (2), compound concentration is the acid-aqueous solution of 0.5mol/L, close motor-driven valve C8, motor-driven valve D9, motor-driven valve E10, motor-driven valve F11, motor-driven valve G14, motor-driven valve H17, motor-driven valve I18, open motor-driven valve A1 and motor-driven valve B4, start acid-proof pump (3), circulation is after 5 hours in Adsorption Natural Gas material reactor (5) to make acid-aqueous solution, and acid-proof pump (3) is out of service, closes motor-driven valve A1 and motor-driven valve B4;
3, in circulation, open motor-driven valve G14 and motor-driven valve H17, motor-driven valve I18 tactile switch, other motor-driven valve keeps cutting out, start pure water pump (15), make pure water circulate in Adsorption Natural Gas material reactor (5) or flow through, until water outlet pH is 7, pure water pump is out of service, closes motor-driven valve G14, motor-driven valve H17 and motor-driven valve I18;
4, in alkali treatment system, in alkali liquid tank (6), compound concentration is the alkali-aqueous solution of 0.5 mol/L, open motor-driven valve C8 and motor-driven valve D9, other motor-driven valve keeps cutting out, start lye pump (7), circulation is after 5 hours in Adsorption Natural Gas material reactor (5) to make alkali-aqueous solution, and lye pump is out of service, closes motor-driven valve C8 and motor-driven valve D9;
5, the step of above-mentioned 3rd article is repeated;
6, in Ficus caricaL system, in salt flow container (13), compound concentration is the salt-aqueous solution of 3.0 mol/L, open motor-driven valve E10 and motor-driven valve F11, other motor-driven valve keeps cutting out, start resistance to salt pump (12), circulation is after 5 hours in Adsorption Natural Gas material reactor (5) to make salt-aqueous solution, and resistance to salt pump (12) is out of service, closes motor-driven valve E10 and motor-driven valve F11;
7, the step of above-mentioned 3rd article is repeated.
Claims (3)
1. a device and method for acid-alkali salt segmentation active natural aspiration enclosure material, is characterized in that device is made up of sorbing material reactor, acid treatment system, alkali treatment system, Ficus caricaL system, water rinse-system.
2. the device and method of a kind of acid-alkali salt segmentation active natural aspiration enclosure material according to claim 1, it is characterized in that activating apparatus is four sections of independently closed circuits, wherein acid treatment system is primarily of acid solution tank (2) and acid-proof pump (3) composition, acid-proof pump entrance connects the outlet of acid solution tank, and acid-proof pump outlet connects sorbing material reactor (5) entrance M
3, reactor (5) outlet M
1connect acid solution tank entrance, form closed circuit; Alkali treatment system is primarily of alkali liquid tank (6) and lye pump (7) composition, and lye pump entrance connects alkali liquid tank outlet, and lye pump outlet connects sorbing material reactor (5) entrance M
3, reactor (5) outlet M
1connect alkali liquid tank entrance, form closed circuit; Ficus caricaL system is primarily of salt flow container (13) and resistance to salt pump (12) composition, and salt tolerant pump intake connects the outlet of salt flow container, and salt tolerant pump discharge connects sorbing material reactor (5) entrance M
4, reactor (5) outlet M
2connect salt flow container entrance, form closed circuit; Water rinse-system is primarily of pure water tank (16) and pure water pump (15) composition, and pure water pump entrance connects the outlet of pure water tank, and pure water pump outlet connects sorbing material reactor (5) entrance M
4, reactor (5) outlet M
2connect pure water tank entrance, form closed circuit.
3. the device and method of a kind of acid-alkali salt segmentation active natural aspiration enclosure material according to claim 1, is characterized in that method is as follows:
(1) load: filling adsorption material is in sorbing material reactor (5), and loadings is 2/3 ~ 4/5 of device volume;
(2) acid is entered: in acid treatment system, regulate and control motor-driven valve A1 and motor-driven valve B4, start acid-aqueous solution circulation 2.5-16 hour in sorbing material reactor (5) that concentration is 0.5 ~ 2.0 mol/L by acid-proof pump (3), close acid-proof pump and motor-driven valve A1, B4;
(3) wash: after acid treatment, in circular water treating system, regulate and control motor-driven valve G14 and motor-driven valve H17, motor-driven valve I18 tactile switch, start pure water pump (15), water is made to circulate in Adsorption Natural Gas material reactor (5) or flow through, until water outlet pH is 5-7;
(4) alkali treatment: regulate and control motor-driven valve C8 and motor-driven valve D9 in alkali treatment system, start lye pump (7), make concentration be the alkali-aqueous solution of 0.5 ~ 2.5 mol/L in the sorbing material reactor (5) after circulation 3.5-16 hour, lye pump out of service, closes motor-driven valve C8, D9;
(5) above-mentioned second step water washing operations is repeated;
(6) Ficus caricaL: regulate and control motor-driven valve E10 and motor-driven valve F11 in Ficus caricaL system, start resistance to salt pump (12), concentration is made to be that the salt-aqueous solution of 0.5 ~ 3.0 mol/L is in the sorbing material reactor (5) after circulation 3.5-12 hour, resistance to salt pump (12) out of service, closes motor-driven valve E10, F11;
(7) wash: repeat above-mentioned second step water washing operations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410530117.0A CN104258834B (en) | 2014-10-10 | 2014-10-10 | A kind of device and method of acid-alkali salt segmentation active natural aspiration enclosure material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410530117.0A CN104258834B (en) | 2014-10-10 | 2014-10-10 | A kind of device and method of acid-alkali salt segmentation active natural aspiration enclosure material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104258834A true CN104258834A (en) | 2015-01-07 |
| CN104258834B CN104258834B (en) | 2016-03-16 |
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| CN201410530117.0A Active CN104258834B (en) | 2014-10-10 | 2014-10-10 | A kind of device and method of acid-alkali salt segmentation active natural aspiration enclosure material |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1792784A (en) * | 2005-12-02 | 2006-06-28 | 张海军 | Natural gas adsorpting super active carbon and its producing process and activation furnace |
| JP2006281212A (en) * | 2006-06-02 | 2006-10-19 | Bridgestone Corp | Ozone decomposition type gas adsorbent, filter medium using this adsorbent, method for regenerating it, and recycled article |
| CN101434389A (en) * | 2008-12-10 | 2009-05-20 | 南京林业大学 | Preparation of super active carbon |
| CN103157429A (en) * | 2013-03-22 | 2013-06-19 | 南京玖壹环境科技有限公司 | Device and method for activating adsorbents for vacuum multilayer heat insulation |
-
2014
- 2014-10-10 CN CN201410530117.0A patent/CN104258834B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1792784A (en) * | 2005-12-02 | 2006-06-28 | 张海军 | Natural gas adsorpting super active carbon and its producing process and activation furnace |
| JP2006281212A (en) * | 2006-06-02 | 2006-10-19 | Bridgestone Corp | Ozone decomposition type gas adsorbent, filter medium using this adsorbent, method for regenerating it, and recycled article |
| CN101434389A (en) * | 2008-12-10 | 2009-05-20 | 南京林业大学 | Preparation of super active carbon |
| CN103157429A (en) * | 2013-03-22 | 2013-06-19 | 南京玖壹环境科技有限公司 | Device and method for activating adsorbents for vacuum multilayer heat insulation |
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| CN104258834B (en) | 2016-03-16 |
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