CN102671542A - Filtrating system of decarburizing ceramic membrane filter - Google Patents

Filtrating system of decarburizing ceramic membrane filter Download PDF

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Publication number
CN102671542A
CN102671542A CN2012101818723A CN201210181872A CN102671542A CN 102671542 A CN102671542 A CN 102671542A CN 2012101818723 A CN2012101818723 A CN 2012101818723A CN 201210181872 A CN201210181872 A CN 201210181872A CN 102671542 A CN102671542 A CN 102671542A
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China
Prior art keywords
ceramic membrane
membrane filter
decarburizing
decarburization
filter machine
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Pending
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CN2012101818723A
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Chinese (zh)
Inventor
朱有保
张勤
周明
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ANHUI QUANSHENG CHEMICAL CO LTD
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ANHUI QUANSHENG CHEMICAL CO LTD
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Priority to CN2012101818723A priority Critical patent/CN102671542A/en
Publication of CN102671542A publication Critical patent/CN102671542A/en
Pending legal-status Critical Current

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Abstract

A filtrating system of a decarburizing ceramic membrane filter relates to the technical field of chemical equipment, and is characterized by comprising a barren liquid tank and a ceramic membrane filter, wherein the liquid outlet of the barren liquid tank is connected with the ceramic membrane filter through a filter pump; and the liquid outlet end of the ceramic membrane filter is connected to the liquid inlet of the barren liquid tank through a pipeline. The filtrating system of a decarburizing ceramic membrane filter solves the problem that decarburization and purification of a gas are affected by rich liquid filtration, greatly increases the filtering amount of the ceramic membrane filter, and is stable in operation and has an obvious effect; the purity and the purification degree of an NHD solvent are effectively guaranteed and improved, so that the running cycle of a decarburizing ammonia cooler is effectively prolonged; and more importantly, a solid foundation is paved and a strong guarantee is provided for long-term stable operation and energy conservation and consumption reduction of a decarburizing process.

Description

A kind of decarburization ceramic membrane filter machine filtration system
Technical field
The present invention relates to technical field of chemical, be specifically related to a kind of decarburization ceramic membrane filter machine filtration system.
Background technology
Decarbonization process is the macrogol dimethyl ether, is called for short " NHD ".Be a key link in synthetic ammonia producing and purifying: impurity is accomplished through ceramic filter in its solvent; Wherein water and sulphur are realized through high temperature dehydration; Being in operation to guarantee water content in the solvent≤2.2%, and residual sulphur and carbon residue are low more good more, so just can guarantee to purify up to standard.In traditional filtration system rich solution filtering technique and rich solution dewatering process; Promptly carbon residue is higher from the solution that the true solution section is got off; Solution after filtering the back and dewatering gets into the lean solution storage tank and carries out recycle; Thereby cause carbon residue rising in the lean solution, thus reduced the decarburization effect of solvent, cause CO in the decarburization purified gas 2Raise, cause production efficiency to reduce.Up to standard in order to guarantee the decarburization purified gas, filtration yield requires less than 3m 3/ h.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of cost low, repeatedly used a kind of decarburization ceramic membrane filter machine filtration system.
Technical problem to be solved by this invention adopts following technical scheme to realize:
A kind of decarburization ceramic membrane filter machine filtration system; It is characterized in that: described filtration system is become by lean solution groove and ceramic membrane filter mechanism; Described lean solution groove liquid outlet is connected with the ceramic membrane filter machine through filter pump; Said ceramic membrane filter machine outlet end is connected to lean solution groove inlet through pipeline, and promptly filtered fluid is pressurizeed through the ceramic membrane filter machine through filter pump by the lean solution groove, turns back to the lean solution groove then.
Described ceramic membrane filter machine is selected GL ceramic membrane filter machine for use.
The invention has the beneficial effects as follows: the present invention had both solved the problem that influences the decarburization purified gas because of the rich solution filtration; Increased the filtration yield of ceramic membrane filter machine again greatly; Stable; Effect is obvious, purity and the degree of purification of NHD solvent are effectively guaranteed and improves, thereby prolonged cycle of operation of decarburization ammonia cooler effectively; The more important thing is to the decarbonization process long-period stable operation and accomplish fluently solid foundation, sound assurance is provided with energy-saving and cost-reducing.
Description of drawings
Fig. 1 is a systematic schematic diagram of the present invention.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect and be easy to understand and understand, below in conjunction with concrete diagram, further set forth the present invention.
As shown in Figure 1; A kind of decarburization ceramic membrane filter machine filtration system; Filtration system is become by lean solution groove and GL ceramic membrane filter mechanism, and lean solution groove liquid outlet is connected with GL ceramic membrane filter machine through filter pump, and GL ceramic membrane filter machine outlet end is connected to lean solution groove inlet through pipeline; Be that filtered fluid is filtered through GL ceramic membrane filter machine through the filter pump pressurization by the lean solution groove, turn back to the lean solution groove then.
The present invention had both solved because of rich solution filters the problem that influences the decarburization purified gas, had increased the filtration yield of GL ceramic membrane filter machine again greatly: by original 5m 3/ h increases to 15m 3/ h.Because the increase of solvent filter ability, thereby guarantee and improved the purity and the degree of purification of solvent effectively, carbon residue about 3.0 is reduced to about 2.2 before by technological transformation in the lean solution, has obviously strengthened the decarburization effect of NHD; 18 machines loads, decarburization pump discharge by technological transformation before 410m 3Reduce to 360-370m about/h 3/ h; Decarburization pump electric current is reduced to 58A by former 61A, reduces about 2-3 electric current, per hour economizes on electricity about 20kwh, economizes on electricity every day about 480 degree, and the cold temperature of ammonia is reduced to 8-9 ℃ by former 10-11 ℃, thereby has alleviated the load of ice maker greatly; CO2 0.5% reduces to 0.3-0.4% before by technological transformation in the decarburization purified gas, and the product quality of methyl alcohol is promoted to some extent, rises to two superfine product by three grades of article.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.

Claims (2)

1. decarburization ceramic membrane filter machine filtration system; It is characterized in that: described filtration system is become by lean solution groove and ceramic membrane filter mechanism; Described lean solution groove liquid outlet is connected with the ceramic membrane filter machine through filter pump, and said ceramic membrane filter machine outlet end is connected to lean solution groove inlet through pipeline.
2. a kind of decarburization ceramic membrane filter machine filtration system according to claim 1, it is characterized in that: described ceramic membrane filter machine is selected GL ceramic membrane filter machine for use.
CN2012101818723A 2012-06-04 2012-06-04 Filtrating system of decarburizing ceramic membrane filter Pending CN102671542A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012101818723A CN102671542A (en) 2012-06-04 2012-06-04 Filtrating system of decarburizing ceramic membrane filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012101818723A CN102671542A (en) 2012-06-04 2012-06-04 Filtrating system of decarburizing ceramic membrane filter

Publications (1)

Publication Number Publication Date
CN102671542A true CN102671542A (en) 2012-09-19

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101845031A (en) * 2010-06-02 2010-09-29 厦门市威纳通膜科技有限公司 Method for catalyst recovery and furfuryl alcohol clarification during furfuryl alcohol production
CN102125795A (en) * 2011-01-28 2011-07-20 中北大学 Method and device for removing CO2 from conversion gas of synthetic ammonia
CN102477309A (en) * 2011-10-26 2012-05-30 北京中天元环境工程有限责任公司 Filtering method of solid-liquid slurry
CN202590633U (en) * 2012-06-04 2012-12-12 安徽泉盛化工有限公司 Filtering system of decarburization ceramic membrane filter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101845031A (en) * 2010-06-02 2010-09-29 厦门市威纳通膜科技有限公司 Method for catalyst recovery and furfuryl alcohol clarification during furfuryl alcohol production
CN102125795A (en) * 2011-01-28 2011-07-20 中北大学 Method and device for removing CO2 from conversion gas of synthetic ammonia
CN102477309A (en) * 2011-10-26 2012-05-30 北京中天元环境工程有限责任公司 Filtering method of solid-liquid slurry
CN202590633U (en) * 2012-06-04 2012-12-12 安徽泉盛化工有限公司 Filtering system of decarburization ceramic membrane filter

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张涛 等: "GL陶瓷膜超滤机在NHD气体净化工艺的应用", 《化肥设计》, vol. 46, no. 4, 31 August 2008 (2008-08-31), pages 57 - 59 *

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Application publication date: 20120919