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CN103926192A - Wet sulphur corrosivity testing device for sulphur forming and storage and transportation system and wet sulphur corrosivity testing method - Google Patents

Wet sulphur corrosivity testing device for sulphur forming and storage and transportation system and wet sulphur corrosivity testing method
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Publication number
CN103926192A
CN103926192ACN201410117405.3ACN201410117405ACN103926192ACN 103926192 ACN103926192 ACN 103926192ACN 201410117405 ACN201410117405 ACN 201410117405ACN 103926192 ACN103926192 ACN 103926192A
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CN
China
Prior art keywords
sulphur
wet
corrosivity
probe
data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410117405.3A
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Chinese (zh)
Inventor
许述剑
刘小辉
韩磊
邱志刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Petroleum and Chemical Corp
Sinopec Qingdao Safety Engineering Institute
Original Assignee
China Petroleum and Chemical Corp
Sinopec Qingdao Safety Engineering Institute
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Publication date
Application filed by China Petroleum and Chemical Corp, Sinopec Qingdao Safety Engineering InstitutefiledCriticalChina Petroleum and Chemical Corp
Priority to CN201410117405.3ApriorityCriticalpatent/CN103926192A/en
Publication of CN103926192ApublicationCriticalpatent/CN103926192A/en
Pendinglegal-statusCriticalCurrent

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Abstract

The invention provides a wet sulphur corrosivity testing device for a sulphur forming and storage and transportation system and a wet sulphur corrosivity testing method. The wet sulphur corrosivity testing device comprises a probe assembling element, a data collector, an industrial control machine and a display. The wet sulphur corrosivity testing device measures the corrosivity velocity and the humidity of sulphur on line by a resistance probe and a humidity probe, meanwhile performs coupon corrosivity test of different materials in the wet sulphur corrosivity environment by a coupon probe, and acquires the morphology, corrosion dirty objects and weightless data of a corroded sample offline, thereby researching the relationship among the wet sulphur corrosion behavior and mechanism, corrosivity size, corrosivity and humidity further.

Description

For the wet sulphur erosion test apparatus and method of sulfur forming and storing and transporting system
Technical field
The present invention relates to Oil and Natural Gas Engineering technical field, relate in particular to a kind of wet sulphur erosion test device.
Background technology
Sulfur-containing gas contains H2s, CO2, make exploitation, collect defeated and purification facility and all have larger corrosion risk.Gas Purification Factory sulfur forming device often adopts sulphur wet granulation technology, it is serious to sulfur forming and storing and transporting system equipment corrosion, because the production link of sulfur forming and storing and transporting system is more, most parts of appliance have been selected carbon steel material, in the acid medium environment of wet sulphur, corrode quite serious.Particularly the steel construction of the bulk tank of the material-falling hopper of belt transmission system, deflector chute, carrying roller, swabbing pig and stocking system and stacker-reclaimer scraper plate etc., have a strong impact on device actual production.
At present, domestic also less than the corrosive proving installation of wet sulphur and method for the sulfur forming of sulfur-containing gas purification plant and storing and transporting system.
For this reason, the present invention develops the wet sulphur erosion test apparatus and method of the sulfur forming of sulfur-containing gas purification plant and storing and transporting system, solves production practical problems, is of great immediate significance.
Summary of the invention
Serious in order to overcome existing sulfur-containing gas purification plant's sulfur forming and storing and transporting system equipment corrosion, the invention provides a kind of wet sulphur erosion test device for sulfur forming and storing and transporting system and wet sulphur erosion test method, it passes through resistance probe, moisture probe on-line measurement sulphur corrosion rate and humidity, simultaneously by the wet coupon corrosion test of unlike material under sulphur corrosion environment of coupon test, off-line obtains the pattern of corrosion sample, corrode dirty thing and weightless data, thereby further carry out wet sulphur corrosion behavior and mechanism, corrosivity size, the research of corrosivity and humidity relation.
For solving the problems of the technologies described above, the invention provides a kind of wet sulphur erosion test device for sulfur forming and storing and transporting system, it comprises probe groups component, data acquisition unit, industrial computer and display.
Wherein, described probe groups component is arranged on the steel construction sides of contact sulphur particle such as the bulk tank of blanking head, deflector chute or the stocking system of the belt transmission system of sulfur forming and storing and transporting system or the inside surface of bottom, is immersed in sulphur.
Wherein, described probe groups component is made up of resistance probe, moisture probe and coupon test, and resistance probe, moisture probe and coupon test are fixed together and form described probe groups component.
Wherein, described coupon test is chosen corrosion coupon material can be consistent with the material of scene equipment wall to be studied, also can choose as required any material.
Wherein, the small solid particle moisture on-line detection system that described moisture probe selecting technology is maturation, moulding, be suitable for detecting online continuous flow, measuring principle can be resistance-type, condenser type etc., continuous acquisition data storing is in data acquisition unit.
Wherein, described resistance probe is chosen conventional corrosion resistance probe on-line detecting system, and continuous acquisition data storing is in data acquisition unit.
Wherein, described data acquisition unit is used for humidity and the corrosion rate data of the sulphur of storing online continuous coverage.
Wherein, described industrial computer, for by the sulphur humidity obtaining from data acquisition unit, corrosion rate data and the corrosion characteristics data analysis and the research that obtain, obtains wet sulphur corrosivity result.
The present invention also provides a kind of sulfur forming and storing and transporting system, and it comprises belt conveyor system, transfer station, sulphur storage feed bin, molten sulfur storage tank, packaging piling line, railway bulk cargo loading system, sulfur forming device and above-mentioned wet sulphur erosion test device.
The method that the present invention also provides the above-mentioned wet sulphur erosion test device of employing to wet sulphur erosion test:
The first step, probe groups component is arranged on the steel construction sides of contact sulphur particle such as the bulk tank of material-falling hopper, deflector chute or the stocking system of belt transmission system or the inside surface of bottom, be immersed in sulphur, on-line continuous is measured humidity and the corrosion rate data of sulphur;
Second step, is stored in the humidity of the sulphur of acquisition and corrosion rate data in data acquisition unit;
The 3rd step, corrosion coupon under dismounting is after pattern microexamination, dirty thing analysis, cleaning are weighed, the corrosion characteristics data upload obtaining, in industrial computer, meanwhile, is stored in the humidity of the sulphur in data acquisition unit and corrosion rate data upload in industrial computer by second step;
The 4th step is carried out the research of data statistic analysis and wet sulphur corrosivity rule in industrial computer, through wet sulphur corrosivity result friendly displaying on display picture of data analysis and research, processes in time for production operation personnel.
Beneficial effect of the present invention:
Wet sulphur erosion test device provided by the invention, integrated application moisture probe, resistance probe and hanging test method, on-line measurement sulphur humidity and corrosion rate, carry out coupon corrosion test simultaneously, and further carry out the wet corrosive correlative study of sulphur, the corrosion condition of grasping in time sulfur forming and storing and transporting system facility, solves production practical problems, promotes device even running.In addition, this method of testing and device technique maturation, simple in structure effectively easy to operate, cost is low, easily promotes, and utilizes this device can also carry out the Kesternich test of unlike material under wet sulphur corrosion environment.
Brief description of the drawings
Fig. 1 is the structural drawing of the wet sulphur erosion test device for sulfur forming and storing and transporting system provided by the invention;
Fig. 2 is wet sulphur erosion test and research method logic relation picture.
Embodiment
The invention provides a kind of wet sulphur erosion test device for sulfur forming and storing and transporting system, it comprises probe groups component, data acquisition unit, industrial computer and display.
Further preferably, described wet sulphur erosion test device is only made up of above-mentioned parts.
Described probe groups component is arranged on the steel construction sides of contact sulphur particle such as the bulk tank of blanking head, deflector chute or the stocking system of the belt transmission system of sulfur forming and storing and transporting system or the inside surface of bottom, is immersed in sulphur.
Further, described probe groups component is made up of resistance probe, moisture probe and coupon test, and resistance probe, moisture probe and coupon test are fixed together and form described probe groups component.
Described coupon test is chosen corrosion coupon material can be consistent with the material of scene equipment wall to be studied; also can choose as required any material; study its corrosion resisting property under wet drusen environment; specimen size can be by the requirement of coupon test; also can in the light of actual conditions determine, for example: wall material is carbon steel, and lacing film material can be selected carbon steel; also can select stainless steel, alloy steel and other coating materials etc., need to determine test piece material according to research.
The small solid particle moisture on-line detection system that described moisture probe selecting technology is maturation, moulding, be suitable for detecting online continuous flow, measuring principle can be resistance-type, condenser type etc., for example: moisture probe HygroClip, the HC2-IM etc. of Luo Zhuonike company of Switzerland (ROTRONIC), continuous acquisition data storing is in data acquisition unit.
Described resistance probe is chosen conventional corrosion resistance probe on-line detecting system, for example: the resistance probe ERLK of Shenyang Zkwell Corrosion Control Technology Co., Ltd., the resistance probe CST400 of Zhengzhou He Zhong Instrument Ltd. etc., continuous acquisition data storing is in data acquisition unit.
Described data acquisition unit is used for humidity and the corrosion rate data of the sulphur of storing online continuous coverage.
Described industrial computer, for by the sulphur humidity obtaining from data acquisition unit, corrosion rate data and the corrosion characteristics data analysis and the research that obtain, obtains wet sulphur corrosivity result.
The present invention also provides a kind of sulfur forming and storing and transporting system, and it comprises belt conveyor system, transfer station, sulphur storage feed bin, molten sulfur storage tank, packaging piling line, railway bulk cargo loading system, sulfur forming device and above-mentioned wet sulphur erosion test device.
Further, described sulfur forming and storing and transporting system are only made up of said apparatus.
The method that the present invention also provides the above-mentioned wet sulphur erosion test device of employing to wet sulphur erosion test:
The first step, probe groups component is arranged on the steel construction sides of contact sulphur particle such as the bulk tank of material-falling hopper, deflector chute or the stocking system of belt transmission system or the inside surface of bottom, be immersed in sulphur, on-line continuous is measured humidity and the corrosion rate data of sulphur;
Second step, is stored in the humidity of the sulphur of acquisition and corrosion rate data in data acquisition unit;
The 3rd step, corrosion coupon under dismounting is after pattern microexamination, dirty thing analysis, cleaning are weighed, the corrosion characteristics data upload obtaining, in industrial computer, meanwhile, is stored in the humidity of the sulphur in data acquisition unit and corrosion rate data upload in industrial computer by second step;
The 4th step is carried out the research of data statistic analysis and wet sulphur corrosivity rule in industrial computer, through wet sulphur corrosivity result friendly displaying on display picture of data analysis and research, processes in time for production operation personnel.
Below adopt embodiment to describe embodiments of the present invention in detail, to the present invention, how application technology means solve technical matters whereby, and the implementation procedure of reaching technique effect can fully understand and implement according to this.
As depicted in figs. 1 and 2, probe groups component 1 is arranged on the material-falling hopper of belt transmission system, on the steel construction sides of contact sulphur particle such as the bulk tank 3 of deflector chute or stocking system or the inside surface of bottom, be immersed in sulphur, on-line continuous is measured humidity and the corrosion rate data of sulphur, the humidity of the sulphur of acquisition and corrosion rate data are stored in data acquisition unit 4, corrosion coupon under dismounting is through pattern microexamination, the analysis of dirt thing, after cleaning is weighed, the corrosion characteristics data upload obtaining is to 5 li of industrial computers, simultaneously, to be stored in the humidity of the sulphur in data acquisition unit 4 and corrosion rate data upload in industrial computer 5, carry out the research of data statistic analysis and wet sulphur corrosivity rule 5 li of industrial computers, through wet sulphur corrosivity result friendly displaying on display 7 pictures of data analysis and research, process in time for production operation personnel.
All above-mentioned these intellecture properties of primary enforcement, do not set restriction this new product of other forms of enforcement and/or new method.Those skilled in the art will utilize this important information, and foregoing amendment, to realize similar implementation status.But all modifications or transformation belong to the right of reservation based on new product of the present invention.
The above, be only preferred embodiment of the present invention, is not the restriction of the present invention being made to other form, and any those skilled in the art may utilize the technology contents of above-mentioned announcement to be changed or be modified as the equivalent embodiment of equivalent variations.But every technical solution of the present invention content that do not depart from, any simple modification, equivalent variations and the remodeling above embodiment done according to technical spirit of the present invention, still belong to the protection domain of technical solution of the present invention.

Claims (10)

CN201410117405.3A2014-03-262014-03-26Wet sulphur corrosivity testing device for sulphur forming and storage and transportation system and wet sulphur corrosivity testing methodPendingCN103926192A (en)

Priority Applications (1)

Application NumberPriority DateFiling DateTitle
CN201410117405.3ACN103926192A (en)2014-03-262014-03-26Wet sulphur corrosivity testing device for sulphur forming and storage and transportation system and wet sulphur corrosivity testing method

Applications Claiming Priority (1)

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CN201410117405.3ACN103926192A (en)2014-03-262014-03-26Wet sulphur corrosivity testing device for sulphur forming and storage and transportation system and wet sulphur corrosivity testing method

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Citations (7)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
CN2514341Y (en)*2001-12-182002-10-02中国石化集团齐鲁石油化工公司Automatic corrosion tester
CA2548301A1 (en)*2003-12-052005-06-16Prodont, Inc.Direct resistance measurement corrosion probe
CN201060160Y (en)*2007-06-202008-05-14中国石油天然气集团公司On-line corrosion monitoring detecting probe
CN101517420A (en)*2006-07-122009-08-26倍加福公司Field device for corrosion measurement
CN101782497A (en)*2010-01-202010-07-21中南大学Device for high-temperature sulfidation attack experiment of material
CN103234896A (en)*2013-04-222013-08-07武汉科技大学 A hand-held rapid corrosion tester for oil pipelines
CN103257105A (en)*2013-05-312013-08-21江西省电力科学研究院Soil corrosivity accelerated test method and device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
CN2514341Y (en)*2001-12-182002-10-02中国石化集团齐鲁石油化工公司Automatic corrosion tester
CA2548301A1 (en)*2003-12-052005-06-16Prodont, Inc.Direct resistance measurement corrosion probe
CN101517420A (en)*2006-07-122009-08-26倍加福公司Field device for corrosion measurement
CN201060160Y (en)*2007-06-202008-05-14中国石油天然气集团公司On-line corrosion monitoring detecting probe
CN101782497A (en)*2010-01-202010-07-21中南大学Device for high-temperature sulfidation attack experiment of material
CN103234896A (en)*2013-04-222013-08-07武汉科技大学 A hand-held rapid corrosion tester for oil pipelines
CN103257105A (en)*2013-05-312013-08-21江西省电力科学研究院Soil corrosivity accelerated test method and device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
赵增泰: "世界上最大的硫磺成型装置", 《硫酸工业》*

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Application publication date:20140716


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