CN202898371U - Weak-base source self-cleaning heat exchanger for purification, desulfurization, oil removal and dehydration of coal gas - Google Patents
Weak-base source self-cleaning heat exchanger for purification, desulfurization, oil removal and dehydration of coal gas Download PDFInfo
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- CN202898371U CN202898371U CN 201220596230 CN201220596230U CN202898371U CN 202898371 U CN202898371 U CN 202898371U CN 201220596230 CN201220596230 CN 201220596230 CN 201220596230 U CN201220596230 U CN 201220596230U CN 202898371 U CN202898371 U CN 202898371U
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Abstract
The utility model belongs to coal gas processing equipment and relates to a weak-base source self-cleaning heat exchanger for purification, desulfurization, oil removal and dehydration of coal gas. The weak-base source self-cleaning heat exchanger is characterized by comprising an up and down square drum-shaped coal gas chamber, wherein lots of transverse coal gas heat exchange pipes are arranged in the coal gas chamber and are filled with circulating cooling water, the bottom of the coal gas chamber is provided with a coal gas inlet filter and is connected with a coal gas input pipe, the top of the coal gas chamber is provided with a clean coal gas outlet and a weak-base desulfurization washer, and a condensed fluid exhaust port is formed at the bottom of the coal gas chamber. The weak-base source self-cleaning heat exchanger has the beneficial effects that the heat exchanger is suitable for intermediate and ultimate purification of medium-and-low temperature and high-temperature dry distilled gas, and the content of harmful substances (coal tar, sulfide and nitric oxide) in the purified gas reaches below national standards, the water content of the gas is very low and the cleanliness of the gas is very high without dust. The weak-base source self-cleaning heat exchanger is used for removing water, oil, sulfur, naphthalene and part of nitric oxide so that the weak-base source self-cleaning heat exchanger has a certain effect on increasing of the using heat value of the coal gas.
Description
Technical field
The invention belongs to the coal gas treatment facility, relate to a kind of weak base for gas purification desulfurization oil removing dehydration and be derived from clean interchanger.
Background technology
At present, often contain the objectionable impuritiess such as more coal tar, sulfide, oxynitride in the existing coal gas, can't be up to state standards, moisture in the coal gas, oily, sulphur, how, dust, oxynitride, cause the cleaning gas degree low, pollute larger, calorific value is low, can't satisfy user demand.
Summary of the invention
The present invention provides a kind of weak base for gas purification desulfurization oil removing dehydration to be derived from clean interchanger in order to remedy the deficiencies in the prior art.
The present invention is achieved through the following technical solutions:
Weak base for gas purification desulfurization oil removing dehydration of the present invention is derived from clean interchanger, its special character is: the square tube shape gas chamber that comprises above-below direction, be provided with a large amount of horizontal coal gas heat transfer tubes in the gas chamber, in the coal gas heat transfer tube recirculated cooling water is arranged, the gas chamber bottom is provided with the gas entry strainer and connects gas inlet pipe, clean gas outlet and weak base desulfurizing scrubber are arranged at the gas chamber top, and the phlegma relief outlet is positioned at the gas chamber bottom.
Weak base for gas purification desulfurization oil removing dehydration of the present invention is derived from clean interchanger, preferred version is, coal gas heat transfer tube top also is provided with Wen and pounces on day with fog and self-cleaning uniform divider, and clean gas outlet, Wen pounce on day with fog, weak base desulfurizing scrubber, self-cleaning uniform divider and be arranged in order from top to bottom.
Also be provided with cleaning on the described coal gas heat transfer tube and go back stomodaeum, cleaning is gone back stomodaeum and is pounced between day with fog and the weak base desulfurizing scrubber Wen.
Also be provided with upper gas heat exchange tower tray, central gas heat exchange tower tray and lower gas heat exchange tower tray for uniform coal gas in the described coal gas heat transfer tube, the gas chamber internal space is divided into from top to bottom four parts.
The invention has the beneficial effects as follows, be applicable to low temperature and high temperature carbonization gas in, ultimate purification, it is following that the content of objectionable impurities in the purified gas (coal tar, sulfide, oxynitride) is up to state standards, water content is extremely low in the gas, free from dust, the cleaning gas degree is high.Use this equipment to remove water, oil, sulphur, how, after dust and the part oxynitride, use calorific value to play a role to improving coal gas.
Description of drawings
Fig. 1 is structural representation of the present invention.
Among the figure, 1 gas chamber, 2 coal gas heat transfer tubes, 3 gas entry strainers, 4 gas inlet pipes, the outlet of 5 clean gas, 6 weak base desulfurizing scrubbers, 7 phlegma relief outlets, 8 Wens pounce on day with fog, 9 self-cleaning uniform dividers, stomodaeum, 11 upper gas heat exchange tower trays are gone back in 10 cleanings, 12 central gas heat exchange tower trays, 13 lower gas heat exchange tower trays, 14 interior tube sides connect end socket, 15 recirculated water interfaces.
Embodiment
Accompanying drawing is a kind of specific embodiment of the present invention.
Weak base for gas purification desulfurization oil removing dehydration of the present invention is derived from clean interchanger, the square tube shape gas chamber 1 that comprises above-below direction, be provided with a large amount of horizontal coal gas heat transfer tubes 2 in the gas chamber, in the coal gas heat transfer tube recirculated cooling water is arranged, the gas chamber bottom is provided with gas entry strainer 3 and connects gas inlet pipe 4, clean gas outlet 5 and weak base desulfurizing scrubber 6 are arranged at the gas chamber top, and phlegma relief outlet 7 is positioned at the gas chamber bottom.Described coal gas heat transfer tube top also is provided with Wen and pounces on day with fog 8 and self-cleaning uniform divider 9, and clean gas outlet 5, Wen pounce on day with fog 8, weak base desulfurizing scrubber 6, self-cleaning uniform divider 9 and be arranged in order from top to bottom.Also be provided with cleaning on the described coal gas heat transfer tube and go back stomodaeum 10, cleaning is gone back stomodaeum and is pounced between day with fog and the weak base desulfurizing scrubber Wen.Also be provided with upper gas heat exchange tower tray 11, central gas heat exchange tower tray 12 and lower gas heat exchange tower tray 13 for uniform coal gas in the described coal gas heat transfer tube, the gas chamber internal space is divided into from top to bottom four parts.
The gas chamber outside is provided with the interior tube side that connects coal gas heat transfer tube termination and connects end socket 14.The gas chamber upper and lower is provided with recirculated water interface 15.
Weak base for gas purification desulfurization oil removing dehydration of the present invention is derived from clean interchanger, be applicable to low temperature and high temperature carbonization gas in, ultimate purification, as cooperate other equipment to use, can make the content of objectionable impurities in the purified gas (coal tar, sulfide, oxynitride) be up to state standards following, water content is extremely low in the gas, free from dust, the cleaning gas degree is high.Key points in design is, can be according to temperature, the volume density of various carbonizing gas, select different design datas, so that the temperature of access arrangement gas is from about 100C °, remove water, oil, sulphur, how, after dust and the part oxynitride, the temperature of clean gas is down in 30C °, uses calorific value to play a role to improving coal gas.
This heat exchange equipment technique is used scavenging process:
After the coal gas of 100C ° of left and right sides temperature enters this equipment, by the gas entry strainer solid impurity in the coal gas is carried out adsorption filtration first, being about to part coal tar on coal gas continues is adsorbed on the heat transfer tube, continue rising by bottom gas converting heat tower tray coal gas and enter another temperature province continuation heat exchange, heavy coal tar is removed substantially in this zone, continuing up continuation heat exchange by central gas heat exchange tower tray coal gas separates lightweight coal tar from coal gas, continue to go upward to low-temperature region by upper gas heat exchange tower tray, the low-temperature alkali liquid that flows down with top weak base desulfurizing scrubber carries out reverse heat-exchange, so that sulphur and weak base source close contact in the coal gas, remove a small amount of sulphur residual in the coal gas, these condensed fluids carry out continual self-cleaning washing away to device interior from top to bottom, not only remove water in the coal gas, oil, sulphur, how, dust and part oxynitride, and coal tar and the moisture of condensation adsorption on the coal gas heat transfer tube washed away, at last the solid impurity that adheres on the gas entry strainer is also washed away, flow out finally by the phlegma relief outlet of device bottom and enter the ammoniacal liquor pond.Its upper side Filter Tuber For Clean Coal gas port is discharged clean gas for generating and other gas equipments.
This equipment uses in part power plant, and effect is ideal, meets or exceeds design effect.
Claims (4)
1. a weak base that is used for gas purification desulfurization oil removing dehydration is derived from clean interchanger, it is characterized in that: the square tube shape gas chamber that comprises above-below direction, be provided with a large amount of horizontal coal gas heat transfer tubes in the gas chamber, in the coal gas heat transfer tube recirculated cooling water is arranged, the gas chamber bottom is provided with the gas entry strainer and connects gas inlet pipe, clean gas outlet and weak base desulfurizing scrubber are arranged at the gas chamber top, and the phlegma relief outlet is positioned at the gas chamber bottom.
2. the weak base for gas purification desulfurization oil removing dehydration according to claim 1 is derived from clean interchanger, it is characterized in that: coal gas heat transfer tube top also is provided with Wen and pounces on day with fog and self-cleaning uniform divider, and clean gas outlet, Wen pounce on day with fog, weak base desulfurizing scrubber, self-cleaning uniform divider and be arranged in order from top to bottom.
3. the weak base for gas purification desulfurization oil removing dehydration according to claim 1 and 2 is derived from clean interchanger, it is characterized in that: also be provided with cleaning on the coal gas heat transfer tube and go back stomodaeum, cleaning is gone back stomodaeum and is pounced between day with fog and the weak base desulfurizing scrubber Wen.
4. the weak base for gas purification desulfurization oil removing dehydration according to claim 1 and 2 is derived from clean interchanger, it is characterized in that: also be provided with upper gas heat exchange tower tray, central gas heat exchange tower tray and lower gas heat exchange tower tray for uniform coal gas in the coal gas heat transfer tube, the gas chamber internal space is divided into from top to bottom four parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596230 CN202898371U (en) | 2012-11-13 | 2012-11-13 | Weak-base source self-cleaning heat exchanger for purification, desulfurization, oil removal and dehydration of coal gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220596230 CN202898371U (en) | 2012-11-13 | 2012-11-13 | Weak-base source self-cleaning heat exchanger for purification, desulfurization, oil removal and dehydration of coal gas |
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| CN202898371U true CN202898371U (en) | 2013-04-24 |
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| CN 201220596230 Expired - Fee Related CN202898371U (en) | 2012-11-13 | 2012-11-13 | Weak-base source self-cleaning heat exchanger for purification, desulfurization, oil removal and dehydration of coal gas |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103805292A (en) * | 2012-11-13 | 2014-05-21 | 山东汉菱电气有限公司 | Weak base source self-cleaning heat exchanger for purification, desulfurization, degreasing and dehydration of gas |
| CN103881738A (en) * | 2013-06-09 | 2014-06-25 | 山东汉菱电气有限公司 | Organic material treatment system |
| WO2014198180A1 (en) * | 2013-06-09 | 2014-12-18 | 山东汉菱电气有限公司 | Organic material dry distillation pyrolysis gasifier, treatment system and method |
| CN105423328A (en) * | 2015-12-16 | 2016-03-23 | 上海浩用工业炉有限公司 | Fuel gas preheating and desulfurizing refiner for tubular heater |
-
2012
- 2012-11-13 CN CN 201220596230 patent/CN202898371U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103805292A (en) * | 2012-11-13 | 2014-05-21 | 山东汉菱电气有限公司 | Weak base source self-cleaning heat exchanger for purification, desulfurization, degreasing and dehydration of gas |
| CN103805292B (en) * | 2012-11-13 | 2016-01-13 | 山东汉菱电气有限公司 | Weak base for gas purification desulfurization oil removing dehydration is derived from clean interchanger |
| CN103881738A (en) * | 2013-06-09 | 2014-06-25 | 山东汉菱电气有限公司 | Organic material treatment system |
| CN103881737A (en) * | 2013-06-09 | 2014-06-25 | 山东汉菱电气有限公司 | Organic material treatment system and organic material treatment method |
| WO2014198180A1 (en) * | 2013-06-09 | 2014-12-18 | 山东汉菱电气有限公司 | Organic material dry distillation pyrolysis gasifier, treatment system and method |
| CN103881738B (en) * | 2013-06-09 | 2016-04-20 | 山东汉菱电气有限公司 | Organic materials treatment system |
| CN103881737B (en) * | 2013-06-09 | 2016-05-04 | 山东汉菱电气有限公司 | Organic materials treatment system and method |
| CN105423328A (en) * | 2015-12-16 | 2016-03-23 | 上海浩用工业炉有限公司 | Fuel gas preheating and desulfurizing refiner for tubular heater |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20151113 |
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| EXPY | Termination of patent right or utility model |