CN208493434U - The continuous dust removal by filtration system of pyrolysis oil high pressure - Google Patents
The continuous dust removal by filtration system of pyrolysis oil high pressure Download PDFInfo
- Publication number
- CN208493434U CN208493434U CN201820959850.8U CN201820959850U CN208493434U CN 208493434 U CN208493434 U CN 208493434U CN 201820959850 U CN201820959850 U CN 201820959850U CN 208493434 U CN208493434 U CN 208493434U
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- filter core
- oil
- holding vessel
- pyrolysis
- filter
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Abstract
The utility model discloses a kind of continuous dust removal by filtration systems of pyrolysis oil high pressure, belong to pyrolysis engineering field, lower to solve pyrolysis gas purifying and dedusting efficiency, condense the higher problem of dustiness in the pyrolysis oil being collected into.Including steam generator, crude oil holding vessel, filter device, crude oil holding vessel connects filter device, it further includes steam-traced pipe, high-pressure oil pump, oil return line, steam-traced pipe is equipped between steam generator and crude oil holding vessel, high-pressure oil pump is equipped between crude oil holding vessel and multilevel screen filter device, oil return line is equipped between multilevel screen filter device and crude oil holding vessel, multilevel screen filter device is at least two-stage.The utility model pyrolysis oil dust removal by filtration device takes the continuous filter type of high pressure, removes solid impurity in pyrolysis oil, and the high-efficiency cleaning that pyrolysis oil may be implemented utilizes.
Description
Technical field
The utility model belongs to pyrolysis engineering field, and in particular to a kind of continuous dust removal by filtration system of pyrolysis oil high pressure.
Background technique
Coal is with a very important position in China's energy resource structure, and shared ratio is 70% or so in energy consumption.
But a large amount of bazardous waste can be generated in coal-fired process, such as: CO2, SO2, nitrogen oxides and dust etc..Meanwhile it is growing
Demand but also existing energy resource structure faces very big pressure, it is extremely urgent to develop the clean supplement energy.With coal facies ratio,
Biomass energy belongs to clean energy resource, and the development and utilization of biomass energy advantageously reduces CO2Discharge amount.Biomass production and the energy
The CO discharged using process2It can be included in nature carbon cycle, realize zero-emission.Biomass pyrolytic is a kind of using biomass energy
Important way, thermal decomposition product bio oil have many advantages, such as energy density height, easily storage, transport.But due to biomass pyrolytic work
Skill is more, and the effect is unsatisfactory for partial thermal decomposition craft dust removal, and dustiness is higher in this pyrolysis oil for causing condensation to be collected into, seriously
Constrain the utilization of biomass pyrolysis oil.
Utility model content
The purpose of the utility model is to provide a kind of continuous dust removal by filtration systems of pyrolysis oil high pressure, to solve pyrolysis gas purification
Efficiency of dust collection is lower, condenses the higher problem of dustiness in the pyrolysis oil being collected into.
Technical solutions of the utility model are as follows: a kind of continuous dust removal by filtration system of pyrolysis oil high pressure, including steam generator,
Crude oil holding vessel, filter device, crude oil holding vessel connect filter device, it further includes steam-traced pipe, high-pressure oil pump, oil return
Pipeline is equipped with steam-traced pipe, crude oil holding vessel and multilevel screen filter device between steam generator and crude oil holding vessel
Between be equipped with high-pressure oil pump, between multilevel screen filter device and crude oil holding vessel be equipped with oil return line, multilevel screen filtering dress
Set at least two-stage.
As a further improvement of the utility model, the multilevel screen filter device include level-one the screen to filtrate device,
Second level the screen to filtrate device and three-level the screen to filtrate device are equipped with differential pressure pickup on every grade of the screen to filtrate device.
The filtering accuracy of the filter core of the level-one the screen to filtrate device is 0.1- as a further improvement of the utility model,
1mm, filter core diameter are 20-40mm, and the length of filter core is 0.5-1m, and the tube spacing of adjacent filter core is 1.5~2 times of filter core diameters.
The filtering accuracy of the filter core of the second level the screen to filtrate device is 10- as a further improvement of the utility model,
100mm, filter core diameter are 20-40mm, and the length of filter core is 0.5-1m, and the tube spacing of adjacent filter core is that 1.5~2 times of filter cores are straight
Diameter.
The filtering accuracy of the filter core of the three-level the screen to filtrate device is 1- as a further improvement of the utility model,
10mm, filter core diameter are 20-40mm, and the length of filter core is 0.5-1m, and the tube spacing of adjacent filter core is 1.5~2 times of filter core diameters.
The utility model pyrolysis oil dust removal by filtration device takes the continuous filter type of high pressure, and it is miscellaneous to remove solid in pyrolysis oil
Matter, the high-efficiency cleaning that pyrolysis oil may be implemented utilize.
The advantages of the utility model are as follows:
1. steam tracing and pyrolysis oil reflux can enhance the heated uniformity of pyrolysis oil, avoid pyrolysis oil localized hyperthermia poly-
It closes, mobility needed for not only providing filtering, but also maintains the original quality of pyrolysis oil.
2. high-pressure filteration improves the efficiency of pyrolysis oil filtering, cycle multistage filtering improves heat after filter efficiency and filtering
The quality of oil is solved, meanwhile, the setting of reserve filter ensure that the continuity of pyrolysis oil filtering technique.
3. can meet different pyrolysis oils by changing screen mesh size and utilize requirement of the technique to pyrolysis oil percentage of impurity.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of continuous dust removal by filtration system of pyrolysis oil high pressure.
Attached drawing meaning is as follows: 1. steam generators；2. steam-traced pipe；3. crude oil holding vessel；4. level-one the screen to filtrate
Device；5. second level the screen to filtrate device；6. three-level the screen to filtrate device；7. high-pressure oil pump；8. oil return line；9. oil outlet pipe；
10. essential oil holding vessel；11. differential pressure pickup.
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawing.
As shown, a kind of continuous dust removal by filtration system of pyrolysis oil high pressure, including steam generator 1, crude oil holding vessel 3,
Filter device, crude oil holding vessel 3 connect filter device, it is characterised in that: it further include steam-traced pipe 2, high-pressure oil pump 7,
Oil return line 8 is equipped with steam-traced pipe 2, crude oil holding vessel 3 and multilevel screen between steam generator 1 and crude oil holding vessel 3
It is equipped with high-pressure oil pump 7 between filter device, oil return line 8 is equipped between multilevel screen filter device and crude oil holding vessel 3, it is multistage
The screen to filtrate device is at least two-stage.According to the difference of pyrolysis oil quality requirements, two-stage can be used or be further added by more filtration grades
Number.The outlet end of multilevel screen filter device connects essential oil holding vessel 10 by oil outlet pipe 9.
Embodiment 1
Tar filter pipeline is all made of heating and thermal insulation, such as steam-traced pipe 2 uses heating and thermal insulation.Steam pipework belongs to
Heat tracing pipeline, i.e. steam are heat sources, therefore steam pipework only takes Insulation；In addition to this, heating and thermal insulation pipeline also wraps
Other tar circulation filtering pipelines are included, such as: pyrolysis oil enters the pipeline before filter.
Multilevel screen filter device includes level-one the screen to filtrate device 4, second level the screen to filtrate device 5 and three-level the screen to filtrate
Device 6 is equipped with differential pressure pickup 11 on every grade of the screen to filtrate device.Every grade of the screen to filtrate device includes two the screen to filtrates
Device, each granular membrane include the filter core of multiple parallel connections, and the tube head at filter core both ends is separately fixed at the upper of filter
At lower perforated plate, filtering tube bank is constituted；Filter core tube bank is arranged in equilateral triangle.
The filtering accuracy of the filter core of level-one the screen to filtrate device is 0.1-1mm, and filter core diameter is 20-40mm, the length of filter core
Degree is 0.5-1m, and the tube spacing of adjacent filter core is 1.5~2 times of filter core diameters.
The filtering accuracy of the filter core of second level the screen to filtrate device is 10-100mm, and filter core diameter is 20-40mm, the length of filter core
Degree is 0.5-1m, and the tube spacing of adjacent filter core is 1.5~2 times of filter core diameters.
The filtering accuracy of the filter core of three-level the screen to filtrate device is 1-10mm, and filter core diameter is 20-40mm, the length of filter core
For 0.5-1m, the tube spacing of adjacent filter core is 1.5~2 times of filter core diameters.
Filter core uses existing product, and filter core material is the stainless steel of high-temperature-resistant and anti-corrosion, and filter core is mainly burnt by metallic multilayer
Netting or metal powder sintered net composition.
A kind of the step of pyrolysis oil high pressure continuous dust removal by filtration, is as follows:
A, the unfiltered pyrolysis oil in crude oil holding vessel 3 is first heated to 60-90 DEG C, to improve pyrolysis oil mobility,
Heating method is steam tracing, and steam is from steam generator 1；
B, oil return line 8 is opened, high-pressure oil pump 7 is started, pyrolysis oil is first made to carry out slightly mistake by level-one the screen to filtrate device 4
Filter removes bulky grain solid impurity, circulating filtration 3-5 times；
C, pyrolysis oil is switched to second level the screen to filtrate device 5 carefully to be filtered, removes little particle dust, circulating filtration 4-
6 times；
D, pyrolysis oil is switched into three-level the screen to filtrate device 6 and carries out smart filtering, further remove the dust in pyrolysis oil
And charcoal, circulating filtration 5-8 times；
E, filtered pyrolysis oil is delivered in essential oil holding vessel 10 by oil outlet pipe 9.
The screen to filtrate devices at different levels are provided with differential pressure pickup, after filter screen two sides pressure difference is more than setting upper limit value,
Differential pressure pickup is automatically switched to pyrolysis oil one of granular membrane (reserve filter) by control electrically operated valve, is guaranteed
The continuity of pyrolysis oil filtering, sets upper pressure limit value as 10-20kPa.
Claims (5)
1. a kind of continuous dust removal by filtration system of pyrolysis oil high pressure, including steam generator, crude oil holding vessel, filter device, crude oil
Holding vessel connects filter device, it is characterised in that: it further includes steam-traced pipe (2), high-pressure oil pump (7), oil return line
(8), steam-traced pipe (2) are equipped between steam generator (1) and crude oil holding vessel (3), crude oil holding vessel (3) and multistage sieve
High-pressure oil pump (7) are equipped between net filtration device, oil return line is equipped between multilevel screen filter device and crude oil holding vessel (3)
(8), multilevel screen filter device is at least two-stage.
2. the continuous dust removal by filtration system of pyrolysis oil high pressure according to claim 1, it is characterised in that: the multilevel screen mistake
Filter device includes level-one the screen to filtrate device (4), second level the screen to filtrate device (5) and three-level the screen to filtrate device (6), every grade of sieve
Differential pressure pickup (11) are equipped on net filtration device.
3. the continuous dust removal by filtration system of pyrolysis oil high pressure according to claim 2, it is characterised in that: the level-one sieve mistake
The filtering accuracy for filtering the filter core of device is 0.1-1mm, and filter core diameter is 20-40mm, and the length of filter core is 0.5-1m, adjacent filter core
Tube spacing be 1.5~2 times of filter core diameters.
4. the continuous dust removal by filtration system of pyrolysis oil high pressure according to claim 2, it is characterised in that: the second level sieve mistake
The filtering accuracy for filtering the filter core of device is 10-100mm, and filter core diameter is 20-40mm, and the length of filter core is 0.5-1m, adjacent filter
The tube spacing of core is 1.5~2 times of filter core diameters.
5. the continuous dust removal by filtration system of pyrolysis oil high pressure according to claim 2, it is characterised in that: the three-level sieve mistake
The filtering accuracy for filtering the filter core of device is 1-10mm, and filter core diameter is 20-40mm, and the length of filter core is 0.5-1m, adjacent filter core
Tube spacing be 1.5~2 times of filter core diameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820959850.8U CN208493434U (en) | 2018-06-21 | 2018-06-21 | The continuous dust removal by filtration system of pyrolysis oil high pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820959850.8U CN208493434U (en) | 2018-06-21 | 2018-06-21 | The continuous dust removal by filtration system of pyrolysis oil high pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208493434U true CN208493434U (en) | 2019-02-15 |
Family
ID=65285874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820959850.8U Expired - Fee Related CN208493434U (en) | 2018-06-21 | 2018-06-21 | The continuous dust removal by filtration system of pyrolysis oil high pressure |
Country Status (1)
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| CN (1) | CN208493434U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479154A (en) * | 2018-06-21 | 2018-09-04 | 农业部规划设计研究院 | The continuous dust removal by filtration system and method for pyrolysis oil high pressure |
-
2018
- 2018-06-21 CN CN201820959850.8U patent/CN208493434U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479154A (en) * | 2018-06-21 | 2018-09-04 | 农业部规划设计研究院 | The continuous dust removal by filtration system and method for pyrolysis oil high pressure |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20210621 |
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| CF01 | Termination of patent right due to non-payment of annual fee |