CN201173920Y - Experimental device for simulating sulfur reclamation tail gas burning effect - Google Patents
Experimental device for simulating sulfur reclamation tail gas burning effect Download PDFInfo
- Publication number
- CN201173920Y CN201173920Y CNU2008200793380U CN200820079338U CN201173920Y CN 201173920 Y CN201173920 Y CN 201173920Y CN U2008200793380 U CNU2008200793380 U CN U2008200793380U CN 200820079338 U CN200820079338 U CN 200820079338U CN 201173920 Y CN201173920 Y CN 201173920Y
- Authority
- CN
- China
- Prior art keywords
- outlet
- tail gas
- gas
- mixer
- preheating furnace
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model provides a testing device for simulating the burning effect of sulfur recovery tail gases, which is used to simulate the burning of sulfur recovery tail gases in natural gas purification and oil refining fields. The testing device is characterized in that gas inlet pipes of hydrogen sulfide, sulphur dioxide, hydrogen and nitrogen are connected with gas flowmeters respectively, outlets of which are connected with a mixer; an air inlet pipe is connected with a carbon bisulfide bottle; an outlet of the mixer is connected with an integrating flowmeter by a pipe, an outlet of the integrating flowmeter is connected with an inlet of a preheating furnace; a pipe connected between the integrating flowmeter and the preheating furnace is connected with a peristaltic pump; an outlet of the preheating furnace is connected with a quartz reaction pipe by a pipe, the quartz reaction pipe arranged in an electric heating furnace has an outlet connected with a water condenser. The testing device has the advantages that the testing device can be applied to the burning test of hydrogen sulphide and sulfur recovery tail gases under the condition of high temperature, the range of test temperature is wide, and a water vapor distribution system is adopted to make the test more real.
Description
Technical field
The utility model relates to a kind of chemical reaction equipment, and particularly a kind of gas calcination experimental provision relates to the high temperature experimental provision of gas hybrid reaction.Be a kind of be used to simulate natural gas conditioning and oil refining field sulphur recovery tail gas calcination situation.
Background technology
The test research device that is specifically designed at present the calcination of sulphur recovery tail gas both at home and abroad is less, in March, 1997 only, one piece of article " SulpherPlant Waste Gases-incineration Kinetics and Fuel Consumption " of Canada's " energy processing " publication has carried out the reaction tube about its experimental provision, the simple introduction of electric furnace part: the reaction tube of this device is made of quartz glass and two kinds of materials of Vycor glass, calcination temperature is lower than 650 ℃, device does not have the instrument and the function of water distribution steam, the apparatus control portion branch is not reported.Because part tail gas incinerator surpasses 750 ℃, the tail gas vapour content is usually at 20～30% (volume contents), and there is certain limitation in the simulation that therefore external device is used for the tail gas calcination.Do not see the patent report for the test research device that is specifically designed to the calcination of sulphur recovery tail gas.
A large amount of sulphur that adopt in claus process recovery sulfur-containing gas or the crude oil in the industrial gas oil.Because technical limitation, the total sulfur recovery of recovery technology of sulfur device also can only reach about 99.8%, and sulfide content is about 0.1～0.2% (volume content) in the remaining tail gas.Contain sulfuretted hydrogen in these sulfide, because sulfuretted hydrogen is stench, toxic gas, as directly arranging to atmosphere without handling, then can serious environment pollution, especially true for large-scale sulfur recovery factory.In GB14554-93 " odorant pollutant emission standard " country there are strict requirements to the discharge capacity of sulfuretted hydrogen, specifically see Table 1.The SO2 emissions that country's industrial gas emission standard allows are than hydrogen sulfide emission amount height, and therefore common way is that sulfur recovery tail gas is carried out calcination at present, makes sulfuretted hydrogen wherein change into sulphuric dioxide, passes through smoke stack emission again.
At present the tail gas calcination situation of sulfur recovery unit has nothing in common with each other, and lacks tail gas calcination experimental provision experimental data, and the deficiency that external experimental provision exists at the aspects such as control of the authenticity of compositional simulation, experimental temperature, device.
The utility model content
The purpose of this utility model is: develop a kind of experimental provision of simulating sulphur recovery tail gas calcination effect, can be as the indoor experimental apparatus of simulated exhaust gas calcination, for the plant produced exhaust emissions provides accurate data, tail gas of sulphur incinerator operating temperature is optimized.Can carry out the dynamics research of sulphur recovery tail gas calcination and the simulated experiment of specified conditions, investigate of the influence of conditions such as temperature, water vapor concentration, oxygen concentration, the residence time the sulfuretted hydrogen conversion ratio.
The technical solution adopted in the utility model is: the experimental provision of simulation sulphur recovery tail gas calcination effect mainly is made up of valve, gas meter, carbon disulphide bottle, mixer, flow quantity recorder, tensimeter, peristaltic pump, water receptacle, preheating furnace, thermocouple, thermocouples tube, quartzy reflection pipe, electric furnace, water condenser and container.Be connected with gas meter on the admission line of sulfuretted hydrogen, sulphuric dioxide, hydrogen and nitrogen respectively, the outlet of gas meter connects mixer.Be connected with gas meter on the air inlet pipeline, the outlet of gas meter is connected with the carbon disulphide bottle, and the outlet of carbon disulphide bottle connects mixer.Carbon disulphide is carried by air and allocates into, regulates the concentration of carbon disulphide by the control of air capacity.Mixer outlet is connected with pipeline and connects flow quantity recorder, and the flow quantity recorder outlet connects the preheating furnace import.On the pipeline between flow quantity recorder and the preheating furnace, be connected with peristaltic pump, peristaltic pump scalable revolution, thereby the addition of regulating distilled water.The water out of peristaltic pump is connected with water receptacle.Water receptacle is to contain distilled water to use.The preheating furnace outlet has pipeline to connect crystal reaction tube.Crystal reaction tube is in electric furnace.The outlet of crystal reaction tube is connected with water condenser, and container is arranged at the bottom of water condenser.There is exhaust line the gas outlet of water condenser, and exhaust line can be connected to firing chamber or torch.
In order to understand the mixed pressure of sulfuretted hydrogen, sulphuric dioxide, hydrogen, air and nitrogen, on the pipeline between described flow quantity recorder and the preheating furnace, be connected tensimeter.
Electric furnace is the syllogic electric furnace, and electric furnace is provided with three thermocouples, and three thermocouples connect the temperature control table respectively, and the heating-up temperature of electric furnace is controlled by three temperature control tables.Three thermocouples connect moisture recorder.
For preventing the corrosion of sulfuretted hydrogen, all pipelines all adopt 316L stainless steel steel.
Gas in sulfuretted hydrogen, hydrogen, sulphuric dioxide, the nitrogen steel cylinder after the pressure governor decompression, by entering gas meter behind the valve regulated flow, enters mixer again.Air enters the carbon disulphide bottle through tensimeter, gas meter, carries carbon disulphide and enters mixer, and above gas mixes after the flowmeter measuring device carries out preheating through entering preheating furnace behind the tensimeter again.Distilled water in the water receptacle adds the preheating furnace preheating by peristaltic pump in addition.All gas enters by the crystal reaction tube in the electric furnace again and heats.Then, the gas after all heating enters the condenser cooling.At last, cooled mixed gas discharges after calcination.
Open general supply during experiment, preheating furnace and reactor electric furnace heat up.After preheating furnace is raised to 200 ℃, the temperature control table temperature of electric furnace and is raised to the experiment preset temperature, open each gas valve, feed each feed gas composition.Open peristaltic pump, add entry, be heated into water vapour, carry by all the other unstripped gass and enter reaction tube by preheating furnace.Be as the criterion with the moisture recorder temperature displayed, the design temperature of the temperature control table before, during and after the fine setting electric furnace, reach before, during and after making that moisture recorder shows the experimental design temperature and identical after, at the forward and backward sample analysis that carries out of crystal reaction tube, investigate the conversion ratio of sulfuretted hydrogen.
The beneficial effects of the utility model: (15 ℃～840 ℃ of air inflows, air-intake component, temperature can be controlled, be regulated to the experimental provision of the utility model simulation sulphur recovery tail gas calcination effect within the specific limits, temperature control, temperature measurement accuracy ± 0.1 ℃), the experiment maximum temperature is than high about 200 ℃ of external device at present; Can allocate and regulate water vapor (10%～30%), the concentration of regulating water vapour by the adjusting of peristaltic pump rotating speed in the experiment; By the adjusting of three temperature control tables, can make crystal reaction tube before, during and after the gas inversion temperature be consistent.Carbon disulphide at room temperature is liquid, by carrying of air, has solved the flow control problem of a small amount of carbon disulphide.Can monitor and the record temperature, the instantaneous delivery of pressure, gas and integrated flow also can show.
1, the sulphur recovery tail gas calcination that can be used under sulfuretted hydrogen, the hot conditions is tested;
2, available other has experiment under the etchant gas medium hot conditions, as the evaluation experimental of sulphur recovery tail gas calcination catalyzer.
The utility model experimental temperature scope is 300～850 ℃.The increase of experimental temperature scope can be finished simulation factory operating temperature and carry out simulated experiment.Increase the water vapour gas distributing system, more the real simulated practice in factory.The utility model can be simulated the calcination situation of sulphur recovery tail gas, for the optimization of sulphur recovery tail gas calcination temperature provides guidance, helps the energy-saving and emission-reduction of enterprise.
Description of drawings
Fig. 1 is the structural representation of the experimental provision of the utility model simulation sulphur recovery tail gas calcination effect.
Among the figure, 1. valve, 2. gas meter, 3. carbon disulphide bottle, 4. mixer, 5. flow quantity recorder, 6. tensimeter, 7. peristaltic pump, 8. water receptacle, 9. preheating furnace, 10. thermocouple, 11. thermocouples tube, 12. quartzy reflection pipes, 13. electric furnaces, 14. water condensers, 15. containers.
Embodiment
Embodiment 1: consult Fig. 1.The experimental provision of simulation sulphur recovery tail gas calcination effect has 5 gas feeds, is respectively: sulfuretted hydrogen, sulphuric dioxide, hydrogen, nitrogen and air inlet.Wherein: be connected with gas meter 2 on the admission line of sulfuretted hydrogen, sulphuric dioxide, hydrogen and nitrogen respectively.The model of gas meter 2 is a LZB2 type glass rotameter.Pipeline adopts 316L stainless steel steel.The outlet of gas meter 2 connects a mixer 4.The model of mixer 4 is 6 to advance one and go out the stainless-steel tube that diameter is 25mm.Be connected with gas meter 2 on the air inlet pipeline, the outlet of gas meter 2 is connected with carbon disulphide bottle 3, and the outlet of carbon disulphide bottle 3 connects mixer 4.Carbon disulphide bottle 3 is 3 mouth round bottom glass flask.Carbon disulphide is carried by air and allocates into, regulates the concentration of carbon disulphide by the control of air capacity.Mixer 4 outlets are connected with pipeline and connect flow quantity recorder 5, and flow quantity recorder 5 outlets connect preheating furnace 9 imports.The model of flow quantity recorder 5 is the anticorrosion flowmeter (0.2m of the Changchun LMF-1 of filter cleaner Ltd gas
3/ h).
Be connected with peristaltic pump 7 on the pipeline between flow quantity recorder 5 and the preheating furnace 9, the model of peristaltic pump 7 is Baoding Lange crossing current pump BT00-50 of company limited.Peristaltic pump 7 can be regulated revolution, thereby regulates the addition of distilled water.The water out of peristaltic pump 7 is connected with water receptacle 8.Water receptacle 8 is to contain distilled water to use.Be connected a tensimeter 6 on the pipeline between flow quantity recorder 5 and the preheating furnace 9, the model of tensimeter 6 is the 0-10MPA table of anti-the hydrogen sulfide pressure, is used to measure the mixed pressure of sulfuretted hydrogen, sulphuric dioxide, hydrogen, air and nitrogen.Preheating furnace 9 outlets have pipeline to connect crystal reaction tube 12.Crystal reaction tube 12 is in electric furnace 13.The outlet of crystal reaction tube 12 is connected with water condenser 14, and container 15 is arranged at the bottom of water condenser 14.There is exhaust line the gas outlet of water condenser 14, and exhaust line can be connected to firing chamber or torch.
Use the partial data of this utility model: concentration of hydrogen sulfide is pressed listed execution in the table 3, and the residence time got 3.30 seconds in the conventional test condition, and temperature is got 580 ℃, and excess oxygen concentration is made as 1.5%.As can be seen from Table 3, along with the increase of raw material concentration of hydrogen sulfide, hydrogen sulfide content also increases in the tail gas, and the sulfuretted hydrogen conversion ratio remains unchanged substantially.
Table 1GB14554-93 hydrogen sulfide emission standard
Table 2 conventional test gas butt, wet basis component
Table 3 concentration of hydrogen sulfide is to the influence of sulfuretted hydrogen conversion ratio
| Concentration of hydrogen sulfide % (volume) | |
Sulfuretted hydrogen conversion ratio % |
| 0.03 | 2.3 | 99.231 |
| 0.1 | 7.3 | 99.270 |
| 0.2 | 14.0 | 99.31 |
| 0.5 | 36.0 | 99.281 |
| 0.7 | 56.7 | 99.190 |
| 1.1 | 81.4 | 99.260 |
This device has passed through the on-site verification of Chongqing purification head factory Zhong County subsidiary factory of Southwest Oil branch office of CNPC, the optimization that sulphur recovery tail gas incinerator operating temperature is carried out.This factory economizes on the use of funds about 13.77 ten thousand yuan the whole year.
Claims (5)
1, a kind of experimental provision of simulating sulphur recovery tail gas calcination effect, mainly by valve (1), gas meter (2), carbon disulphide bottle (3), mixer (4), flow quantity recorder (5), tensimeter (6), peristaltic pump (7), water receptacle (8), preheating furnace (9), thermocouple (10), thermocouples tube (11), quartzy reflection pipe (12), electric furnace (13), water condenser (14) and container (15) are formed, it is characterized in that: sulfuretted hydrogen, sulphuric dioxide, be connected with gas meter (2) on the admission line of hydrogen and nitrogen respectively, the outlet of gas meter (2) connects mixer (4), be connected with gas meter (2) on the air inlet pipeline, the outlet of gas meter (2) is connected with carbon disulphide bottle (3), the outlet of carbon disulphide bottle (3) connects mixer (4), mixer (4) outlet is connected with pipeline and connects flow quantity recorder (5), flow quantity recorder (5) outlet connects preheating furnace (9) import, on the pipeline between flow quantity recorder (5) and the preheating furnace (9), be connected with peristaltic pump (7), the water out of peristaltic pump (7) is connected with water receptacle (8), preheating furnace (9) outlet has pipeline to connect quartzy reflection pipe (12), quartzy reflection pipe (12) is in electric furnace (13), the outlet of quartzy reflection pipe (12) is connected with water condenser (14), container (15) is arranged at the bottom of water condenser (14), and there is exhaust line the gas outlet of water condenser (14).
2, the experimental provision of simulation sulphur recovery tail gas calcination effect according to claim 1 is characterized in that: be connected tensimeter (6) on the pipeline between described flow quantity recorder (5) and the preheating furnace (9).
3, the experimental provision of simulation sulphur recovery tail gas calcination effect according to claim 1, it is characterized in that: electric furnace (13) is the syllogic electric furnace.
4, the experimental provision of simulation sulphur recovery tail gas calcination effect according to claim 3, it is characterized in that: electric furnace (13) is provided with three thermocouples (10), three thermocouples (10) connect the temperature control table respectively, the heating-up temperature of electric furnace (13) is controlled by three temperature control tables, and three thermocouples (10) connect moisture recorder.
5, according to the experimental provision of claim 1 or 2 or 3 or 4 described simulation sulphur recovery tail gas calcination effects, it is characterized in that: all pipelines all adopt 316L stainless steel steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200793380U CN201173920Y (en) | 2008-03-12 | 2008-03-12 | Experimental device for simulating sulfur reclamation tail gas burning effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200793380U CN201173920Y (en) | 2008-03-12 | 2008-03-12 | Experimental device for simulating sulfur reclamation tail gas burning effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201173920Y true CN201173920Y (en) | 2008-12-31 |
Family
ID=40201048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200793380U Expired - Lifetime CN201173920Y (en) | 2008-03-12 | 2008-03-12 | Experimental device for simulating sulfur reclamation tail gas burning effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201173920Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103159187A (en) * | 2013-03-27 | 2013-06-19 | 山东三维石化工程股份有限公司青岛分公司 | Shutdown technique of cleaner production of sulfur recovery and tail gas treatment device |
| CN105572028A (en) * | 2016-03-03 | 2016-05-11 | 中国计量学院 | Simulated boiler high-temperature smoke gas corrosion test device |
| CN105757363A (en) * | 2014-12-13 | 2016-07-13 | 天津威康医疗用品有限公司 | High-temperature resistant quartz container |
| CN105974053A (en) * | 2015-10-29 | 2016-09-28 | 兵器工业卫生研究所 | Armoured vehicle cabin harmful gas simulation experiment system |
| CN106769822A (en) * | 2017-01-11 | 2017-05-31 | 东南大学 | A kind of high-temperature corrosion testing system |
-
2008
- 2008-03-12 CN CNU2008200793380U patent/CN201173920Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103159187A (en) * | 2013-03-27 | 2013-06-19 | 山东三维石化工程股份有限公司青岛分公司 | Shutdown technique of cleaner production of sulfur recovery and tail gas treatment device |
| CN105757363A (en) * | 2014-12-13 | 2016-07-13 | 天津威康医疗用品有限公司 | High-temperature resistant quartz container |
| CN105974053A (en) * | 2015-10-29 | 2016-09-28 | 兵器工业卫生研究所 | Armoured vehicle cabin harmful gas simulation experiment system |
| CN105572028A (en) * | 2016-03-03 | 2016-05-11 | 中国计量学院 | Simulated boiler high-temperature smoke gas corrosion test device |
| CN106769822A (en) * | 2017-01-11 | 2017-05-31 | 东南大学 | A kind of high-temperature corrosion testing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103983748B (en) | A kind of active coke desulphurizing denitration performance characterization test method and device thereof | |
| CN201173920Y (en) | Experimental device for simulating sulfur reclamation tail gas burning effect | |
| CN105043967B (en) | Flue gas-coal ash collaboration corrosion testing apparatus | |
| CN101251467B (en) | Apparatus and method for testing resistance dew-point corrosion of evaluating material | |
| CN107389272B (en) | SO (SO) 3 Standard gas generating device and calibration method | |
| CN101929945B (en) | Low-temperature dew point corrosion experiment method for phosphorus in yellow phosphorus tail gas on boiler material and device thereof | |
| CN204044136U (en) | A kind of experimental provision evaluated for SCR denitrating flue gas honeybee shape catalyst activity | |
| CN112649042A (en) | Experimental measurement device for urban natural gas hydrogen-doped mixing effect | |
| CN102500203A (en) | Generation device for bivalent mercury in simulated flue gas and application thereof | |
| CN108982683B (en) | Coal mine ventilation air methane introduced coal-fired boiler co-combustion oxidation analysis device and method | |
| CN207528674U (en) | A kind of flue gas acid dew point experimental provision for realizing multifactor quantitatively regulating and controlling | |
| CN203870075U (en) | Active coke desulfurization and denitration performance characterization test device | |
| CN104777189A (en) | Oxygen-enriched combustion experiment evaluation device | |
| CN208155958U (en) | A kind of catalyst for catalytic combustion activity rating device | |
| CN209745751U (en) | Sulfur-tolerant methanation catalyst evaluation device | |
| CN210021745U (en) | Honeycomb denitration catalyst SO2Real-time on-line detection device for oxidation rate | |
| CN110333326A (en) | A kind of sintering circulating flue gas simulation system and experimental method | |
| CN203772611U (en) | Mixer for measuring flue gas ingredients of power station boiler | |
| CN202928934U (en) | Experiment device for simulating anti-corrosion behavior in flue | |
| CN106290121A (en) | A kind of experimental provision simulating wet desulphurization chimney inwall dewpoint corrosion | |
| CN104315337A (en) | Device and method for discharging poisonous and harmful cryogenic liquid | |
| CN204201469U (en) | A kind of poisonous and harmful cryogenic liquide tapping equipment | |
| Zhou et al. | Study on SO2 absorption characteristics in two-stage wet desulfurization process | |
| CN206439850U (en) | A kind of fountain flue gas waste heat recovery and cleaning system | |
| CN108931555A (en) | It is a kind of to realize the multifactor flue gas acid dew point experimental provision quantitatively controlled and experimental method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Chengdu Tianke Oil and Gas Engineering Co.,Ltd. Assignor: China Petroleum & Natural Gas Co., Ltd. Contract record no.: 2011510000221 Denomination of utility model: Experimental device for simulating sulfur reclamation tail gas burning effect Granted publication date: 20081231 License type: Exclusive License Record date: 20110828 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081231 |