CN204737925U - A living beings synthetic gas superhigh pressure cooling clarification plant for making oil - Google Patents
A living beings synthetic gas superhigh pressure cooling clarification plant for making oil Download PDFInfo
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- CN204737925U CN204737925U CN201520439861.XU CN201520439861U CN204737925U CN 204737925 U CN204737925 U CN 204737925U CN 201520439861 U CN201520439861 U CN 201520439861U CN 204737925 U CN204737925 U CN 204737925U
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- cooling
- heat exchanger
- synthesis gas
- liquefaction
- high voltage
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Abstract
The utility model discloses a living beings synthetic gas superhigh pressure cooling clarification plant for making oil, including integrated form heat transfer dust collector, filler scrubbing tower and wet -type electrostatic precipitator, integrated form heat transfer dust collector is in proper order by the high temperature heat exchanger, cyclone and cryogenic heat exchanger link up for overall structure compact the series connection, the air inlet of high temperature heat exchanger links to each other with the export of the synthetic gas of fluid -bed gasifier, cryogenic heat exchanger's gas outlet links to each other with the air inlet of filler scrubbing tower, the gas outlet of filler scrubbing tower links to each other with wet -type electrostatic precipitator's input, wet -type electrostatic precipitator's output links to each other with the air inlet of high pressure tank. The utility model discloses can turn round under the superhigh pressure state, improved the air speed under the prerequisite of guaranteeing cooling purifying effect, shorten process flow and processing time, improve the treatment effeciency by a wide margin for whole processing system is simple and direct, technology is smooth, cooling efficiency is high, good, the required energy consumption of purifying effect low, economic benefits is good.
Description
Technical field
The utility model relates to purified synthesis gas technology, refers to a kind of biomass synthesis gas ultra-high voltage for liquefaction cooling treating plant particularly.
Background technology
Along with petering out of fossil oil, the exploitation of biomass renewable and clean energy resource receive publicity day by day, and are among fast development, and therefore, Biogas and liquefaction become the important subject in new energy development field.
The same with gas maked coal, Biogas also needs the scavenging process such as experience cooling, dedusting.At present, related biomass vaporizing system is a lot of for the technique study achievement of synthetic gas, but the research how cooling about biomass synthesis gas and purify is less, be mostly continue to use traditional coal air cooling but with the old way of washing.Traditional gas primary cool mode is divided into indirectly just cold, directly just cold and directly just cold three kinds, just coldly mainly refers to that coal gas was out cooled to 22 ~ 35 DEG C from coking chamber before entering electrical tar precipitator.Time cold indirectly, coal gas does not directly contact with heat-eliminating medium, and a two-phase indirect heat transfer, does not carry out mass transfer process, and cooling, the decontamination effect improving of coal gas are better.Time cold directly, coal gas directly contacts with sprinkling ammoniacal liquor, carries out mass transfer and heat transfer process.Compared with cold indirectly, directly just cold have the advantages that coal gas cooling efficiency is high, resistance is little, equipment manufacturing cost is low, power consumption is large.Between directly just cold be that coal gas first again through the combined technical method of directly cooling, is characterized in the strong point having played both through cooling indirectly.In addition, the method for coal gas dust removal also has a lot, comprises sedimentation, filtration, cyclone dust removal, electric precipitation, washing or shaped Venturi dedusting etc., and it is also larger that different mode dust removing effects and resistance consume difference.
In traditional coal gas-making process from coking chamber raw gas temperature out about about 650 DEG C, and the temperature of modern air-flow bed biomass gasifying furnace exit synthetic gas is often more than 950 DEG C, far away higher than the gas temperature in coking chamber exit, if ignore the particular case that Biogas outlet cigarette temperature is higher than gas maked coal outlet cigarette temperature, copy as sets the processing method of gas primary cool, obviously can not reach cooling performance and the decontamination index of biomass synthesis gas.And, if the purifying method of simple analog tradition gas maked coal, also there is system complex, long flow path, energy consumption is high, efficiency is low, stability and less economical defect.Therefore, a kind of cooling and purifying equipment for biomass gasifying furnace synthetic gas is provided just to seem very necessary.
Summary of the invention
The purpose of this utility model is exactly to provide a kind of biomass synthesis gas ultra-high voltage for liquefaction to cool treating plant, and this device processes system is simple and direct, technique is smooth, cooling efficiency is high, good purification, required energy consumption are low, good in economic efficiency.
For achieving the above object, the technical solution adopted in the utility model is: a kind of cooling of the biomass synthesis gas ultra-high voltage for liquefaction treating plant, comprise integrated heat-exchange cleaning apparatus, stuffing washing tower and wet electrical dust precipitator, described integrated heat-exchange cleaning apparatus is successively by high-temperature heat-exchanging, cyclonic separator and the compact series connection of cryogenic heat exchanger are connected for one-piece construction, the inlet mouth of described high-temperature heat-exchanging is connected with the syngas outlet of fluidized bed type vapourizing furnace, the air outlet of described cryogenic heat exchanger is connected with the inlet mouth of stuffing washing tower, the air outlet of described stuffing washing tower is connected with the input terminus of wet electrical dust precipitator, the output terminal of described wet electrical dust precipitator is connected with the inlet mouth of high pressure tank.
Further, the higher pressure steam outlet of described high-temperature heat-exchanging is connected with the gasification agent inlet of fluidized bed type vapourizing furnace by high pressure steam transfer lime.
Further, the low-pressure steam outlet of described cryogenic heat exchanger is connected with the wet gas current entrance of wet electrical dust precipitator by low-pressure steam transfer lime.
Further, the bottom dust outlet of described cyclonic separator is connected with the opening for feed of storehouse pump, and the discharge port of described storehouse pump is connected with grey storehouse.
Further, the bottoms tar outlet of described cryogenic heat exchanger is connected with the opening for feed of tar groove bucket.
Further, the output terminal of described wet electrical dust precipitator is also connected with the inlet mouth of tail gas burning furnace.
Compared with prior art, the utility model has the following advantages:
One, the utility model equipment can operate under ultra-high voltage state, gas velocity is improve under the prerequisite ensureing cooling and purifying effect, shorten technical process and treatment time, significantly improve processing efficiency, such that whole treatment system is simple and direct, technique is smooth, cooling efficiency is high, good purification, required energy consumption are low, good in economic efficiency.
Its two, the utility model equipment adopts integrated heat-exchange cleaning apparatus, and this device is by high temperature heat exchange and low-temperature heat exchange integrated arrangement, and between two-stage built-in cyclonic separator, compact construction material saving, heat exchange efficiency is high, significantly improves the processing efficiency of cooling and purifying technique; In biomass synthesis gas dust and tar content relatively low, just dedusting is set between two-stage interchanger, adopt the tornado dust collector that integrated heat-exchange cleaning apparatus carries, significantly improve efficiency of dust collection, when biomass synthesis gas being cooled to 550 ~ 570 DEG C after first step indirect heat exchange, the efficiency of dust collection of tornado dust collector can reach more than 90%, and when being cooled to 555 ~ 565 DEG C, the efficiency of dust collection of tornado dust collector even reaches more than 99.9%.
Its three, the utility model equipment achieves the centralized collection process of heavy tar, also provides very excellent treatment condition for follow-up dust removal process; After two-stage, two pressure waste heat recovery, carry out dedusting cooling step by step, decoking advanced treatment again, finally make dust content < 10mg/Nm in the biomass synthesis gas after processing
3, the equal < 10mg/Nm of tar content
3, temperature < 45 DEG C, Exposure degree rate is greater than 80%, and by-product high pressure and low-pressure steam.
They are four years old, in the utility model, biomass synthesis gas in vapourizing furnace through crust block process, adopt high pressure steam to make vaporized chemical and provide pressure for it, by in the high pressure steam input biomass gasifying furnace that integrated heat-exchange cleaning apparatus produces, as vaporized chemical for treating plant provides pressure, by the pressure of steam regulation, the malleation that can also ensure 0.3 ~ 1MPa (G) when arriving gas-holder entrance after the pressure head of gasifying biomass outlet of still overcomes the resistance of cooling and purifying equipment can be ensured, namely ensure that vapourizing furnace, integrated heat-exchange cleaning apparatus, the equipment such as stuffing washing tower and wet scrubber works under being all in barotropic state, prevent extraneous air to bleed cooling and purifying equipment, decrease the possibility of gas explosion, and eliminate the gasification gas blower of workshop section and the air compressor machine of synthesizing section, significantly reduce the overall energy consumption of gasification and synthetic oil workshop section, solve system complex in traditional gas purification process, long flow path, energy consumption is high, efficiency is low, stability and less economical, the problem that specific aim is not strong.
Its five, the integrated heat-exchange cleaning apparatus energy rough dusting in the utility model, saves a large amount of wash-down waters and water treatment energy consumption, also eliminate water treating equipment, and equipment layout is more simple to operation, also more material saving, obtains considerable economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of biomass synthesis gas ultra-high voltage for liquefaction cooling treating plant.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, is convenient to more clearly understand the utility model, but they do not form restriction to the utility model.
The cooling of the biomass synthesis gas ultra-high voltage for liquefaction treating plant shown in Fig. 1, comprise integrated heat-exchange cleaning apparatus 2, stuffing washing tower 3 and wet electrical dust precipitator 4, integrated heat-exchange cleaning apparatus 2 is one-piece construction by the compact series connection linking of high-temperature heat-exchanging 2a, cyclonic separator 2b and cryogenic heat exchanger 2c successively; The inlet mouth 2-1 of high-temperature heat-exchanging 2a is connected with the syngas outlet 1-1 of fluidized bed type vapourizing furnace 1, the air outlet 2-2 of cryogenic heat exchanger 2c is connected with the inlet mouth 3-1 of stuffing washing tower 3, the air outlet 3-2 of stuffing washing tower 3 is connected with the input terminus 4-1 of wet electrical dust precipitator 4, the output terminal 4-2 of wet electrical dust precipitator 4 is connected with the inlet mouth 5-1 of high pressure tank 5, and this ultra-high voltage gas-holder 5 adopts spherical shape ultra-high pressure gas-holder; The higher pressure steam outlet of high-temperature heat-exchanging 2a is connected with the gasification agent inlet 1-2 of fluidized bed type vapourizing furnace 1 by high pressure steam transfer lime 6, and the low-pressure steam outlet of cryogenic heat exchanger 2c is connected with the wet gas current entrance 4-3 of wet electrical dust precipitator 4 by low-pressure steam transfer lime 7; The bottom dust outlet 2-3 of cyclonic separator 2b is connected with the opening for feed 9-1 of storehouse pump 9, and the discharge port 9-2 of storehouse pump 9 is connected with grey storehouse 10; The bottoms tar outlet 2-4 of cryogenic heat exchanger 2c is connected with the opening for feed 11-1 of tar groove bucket 11; The output terminal 4-2 of wet electrical dust precipitator 4 is also connected with the inlet mouth 8-1 of tail gas burning furnace 8.
The technical process of aforesaid device is as follows: the temperature controlling the superhigh-pressure high-temp biomass synthesis gas exported from airflow bed gasification furnace 1 is 1000 ~ 1200 DEG C, and pressure is 3.0 ~ 4.0Mpa, dust content < 20g/Nm
3, tar content < 3g/Nm
3, this superhigh-pressure high-temp biomass synthesis gas enters integrated heat-exchange cleaning apparatus 2 after being through the syngas outlet 1-1 extraction at autopneumatolysis stove 1 top after crust block process in stove, first in high-temperature heat-exchanging 2a, carry out first step indirect heat exchange, the superhigh-pressure high-temp biomass synthesis gas exported from vapourizing furnace 1 is cooled to 520 ~ 580 DEG C, preferably be cooled to 550 ~ 570 DEG C, more preferably 555 ~ 565 DEG C are cooled to, 6.0 ~ 9.8MPa that waste heat recovery produces, preferably the high pressure steam of 6.0 ~ 8.5MPa returns and is transported in vapourizing furnace 1, as the vaporized chemical of biomass fuel, then superhigh-pressure high-temp biomass synthesis gas enters cryogenic heat exchanger 2c again and carries out second stage indirect heat exchange after the cyclonic separator 2b in integrated heat-exchange cleaning apparatus 2 carries out cyclone dust removal process, continue, in integrated heat-exchange cleaning apparatus 2, biomass synthesis gas is cooled to temperature≤210 DEG C, preferably be cooled to 65 ~ 95 DEG C, more preferably 65 ~ 75 DEG C are cooled to, the low-pressure steam of 0.5 ~ 0.8MPa that waste heat recovery produces externally provides, the part heavy tar that biomass synthesis gas cools precipitation in the indirect heat exchange process of the second stage flows into tar groove bucket 11 from the bottoms tar outlet 2-4 of cryogenic heat exchanger 2c, collects removing by tar groove bucket 11, then, biomass synthesis gas after cooling and rough dusting from the air outlet 2-2 of integrated heat-exchange cleaning apparatus 2 out after, enter in stuffing washing tower 3 through the inlet mouth 3-1 of stuffing washing tower 3, adopt the further dedusting cooling of the fillers such as alkaline detergent solution and zeolite such as caustic soda, dust, the tar of the overwhelming majority in biomass synthesis gas is dripped, water-soluble gas washing removing, the biomass synthesis gas temperature after washing is reduced to 43 ~ 47 DEG C, finally the biomass synthesis gas after washing is inputted wet electrical dust precipitator 4 from the input terminus 4-1 of wet electrical dust precipitator 4 after the air outlet 3-2 of stuffing washing tower 3 draws, and the low-pressure steam that second stage indirect heat exchange produces before is applied to herein, as the dust in wet gas current purging biomass synthesis gas and tar fog, degree of depth dedusting decoking, removing is purged by a small amount of dust remaining in biomass synthesis gas and tar fog, and make Pressure Drop to the 0.3 ~ 1Mpa of biomass synthesis gas, thus acquisition dust and tar content are all less than 10mg/Nm
3, temperature lower than 45 DEG C, the decontamination of biological matter synthetic gas that Exposure degree rate is greater than 80%, in addition, qualified biomass synthesis gas is delivered in ultra-high voltage gas-holder 5 from the inlet mouth 5-1 of ultra-high voltage gas-holder 5 and stores or for downstream section, the tail gas burning furnace in parallel with ultra-high voltage gas-holder 58 pairs of waste gas carry out burn processing and produce low-pressure steam externally confessing, and the dust that in integrated heat-exchange cleaning apparatus 2, cyclonic separator 2b filters down is stored and Appropriate application to grey storehouse 10 by air conveying after being collected by storehouse pump 9.Wherein, the inlet mouth 5-1 place of ultra-high voltage gas-holder 5 also has the malleation of more than 0.3MPa, and to ensure integrated heat-exchange cleaning apparatus 2, stuffing washing tower 3, works under wet electrical dust precipitator 4 and ultra-high voltage gas-holder 5 are in ultra-high voltage state.
Claims (6)
1., for a biomass synthesis gas ultra-high voltage cooling treating plant for liquefaction, comprise integrated heat-exchange cleaning apparatus (2), stuffing washing tower (3) and wet electrical dust precipitator (4), it is characterized in that:
Described integrated heat-exchange cleaning apparatus (2) is successively by high-temperature heat-exchanging (2a), cyclonic separator (2b) and the compact series connection of cryogenic heat exchanger (2c) are connected for one-piece construction, the inlet mouth (2-1) of described high-temperature heat-exchanging (2a) is connected with the syngas outlet (1-1) of fluidized bed type vapourizing furnace (1), the air outlet (2-2) of described cryogenic heat exchanger (2c) is connected with the inlet mouth (3-1) of stuffing washing tower (3), the air outlet (3-2) of described stuffing washing tower (3) is connected with the input terminus (4-1) of wet electrical dust precipitator (4), the output terminal (4-2) of described wet electrical dust precipitator (4) is connected with the inlet mouth (5-1) of high pressure tank (5).
2. the cooling of the biomass synthesis gas ultra-high voltage for liquefaction treating plant according to claim 1, is characterized in that: the higher pressure steam outlet of described high-temperature heat-exchanging (2a) is connected with the gasification agent inlet (1-2) of fluidized bed type vapourizing furnace (1) by high pressure steam transfer lime (6).
3. the cooling of the biomass synthesis gas ultra-high voltage for liquefaction treating plant according to claim 1 and 2, is characterized in that: the low-pressure steam outlet of described cryogenic heat exchanger (2c) is connected with the wet gas current entrance (4-3) of wet electrical dust precipitator (4) by low-pressure steam transfer lime (7).
4. the cooling of the biomass synthesis gas ultra-high voltage for liquefaction treating plant according to claim 1 and 2, it is characterized in that: the bottom dust outlet (2-3) of described cyclonic separator (2b) is connected with the opening for feed (9-1) of storehouse pump (9), the discharge port (9-2) in described storehouse pump (9) is connected with grey storehouse (10).
5. the cooling of the biomass synthesis gas ultra-high voltage for liquefaction treating plant according to claim 1 and 2, is characterized in that: bottoms tar outlet (2-4) of described cryogenic heat exchanger (2c) is connected with the opening for feed (11-1) of tar groove bucket (11).
6. the cooling of the biomass synthesis gas ultra-high voltage for liquefaction treating plant according to claim 1 and 2, is characterized in that: the output terminal (4-2) of described wet electrical dust precipitator (4) is also connected with the inlet mouth (8-1) of tail gas burning furnace (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439861.XU CN204737925U (en) | 2015-06-24 | 2015-06-24 | A living beings synthetic gas superhigh pressure cooling clarification plant for making oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520439861.XU CN204737925U (en) | 2015-06-24 | 2015-06-24 | A living beings synthetic gas superhigh pressure cooling clarification plant for making oil |
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| CN204737925U true CN204737925U (en) | 2015-11-04 |
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| CN201520439861.XU Withdrawn - After Issue CN204737925U (en) | 2015-06-24 | 2015-06-24 | A living beings synthetic gas superhigh pressure cooling clarification plant for making oil |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104927925A (en) * | 2015-06-24 | 2015-09-23 | 武汉凯迪工程技术研究总院有限公司 | Biomass synthesis gas ultrahigh-pressure cooling and purifying process and equipment for oil production |
-
2015
- 2015-06-24 CN CN201520439861.XU patent/CN204737925U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104927925A (en) * | 2015-06-24 | 2015-09-23 | 武汉凯迪工程技术研究总院有限公司 | Biomass synthesis gas ultrahigh-pressure cooling and purifying process and equipment for oil production |
| CN104927925B (en) * | 2015-06-24 | 2017-11-14 | 武汉凯迪工程技术研究总院有限公司 | Biomass synthesis gas super-pressure cooling and purifying technique and its equipment for liquefaction |
| JP2018526478A (en) * | 2015-06-24 | 2018-09-13 | 武▲漢凱▼迪工程技▲術▼研究▲総▼院有限公司 | Ultrahigh pressure cooling purification method and apparatus for biomass synthesis gas for oil production |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151104 Effective date of abandoning: 20171114 |
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| AV01 | Patent right actively abandoned |