CN106497582A - A kind of feed system of powder pyrolysis reactor - Google Patents
A kind of feed system of powder pyrolysis reactor Download PDFInfo
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- CN106497582A CN106497582A CN201611136531.9A CN201611136531A CN106497582A CN 106497582 A CN106497582 A CN 106497582A CN 201611136531 A CN201611136531 A CN 201611136531A CN 106497582 A CN106497582 A CN 106497582A
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- feed
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- feed bin
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/04—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of powdered coal
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a kind of feed system of powder pyrolysis reactor, including：Feed bin, level-sensing device, feed bin blow device, push-pull valve, one-level feed auger, ftercompction pipe, air relief valve and two grades of feed augers, wherein：Described push-pull valve is arranged at the bin bottom, and the feed bin blow device is fixedly connected on the side wall of the feed bin, and the top positioned at the push-pull valve；The ftercompction pipe is arranged on the side wall of the interface channel between the one-level feed auger and two grades of feed augers, and be connected with the air relief valve, for increasing the pressure in the interface channel, the pressure in the interface channel is made more than the pressure in pyrolysis reactor.The feed bin of the system is purged using batch (-type) blow device, powder is avoided to build bridge in feed bin, by controlling the pressure in interface channel, it is to avoid to go here and there in feed system on the pyrolysis gas that reactor is produced, push-pull valve and feed bin blow device are alternately opened, it is to avoid purging is impacted to system.
Description
Technical field
The invention belongs to the pyrolysis aerogenesis technical field of powder, and in particular to a kind of charging system of powder pyrolysis reactor
System.
Background technology
The feed system generally existing complex operation of existing powder pyrolysis reactor, the shortcomings of fault rate is high.Mainly
Following both sides reason：First, pyrolytic reaction raw material（Including coal dust, biomass etc.）Stocking angle larger, raw material is in feed bin
In easily build bridge, the phenomenon such as block, hinder the normal operation of pyrolysis installation；Second, the heat produced during pyrolytic reaction
Solution oil gas is easily upper to go here and there, and oil vapour is condensed in feed system, causes raw material to lump so that pyrolysis reactor cannot be normal
Operation.Therefore, how to design that a kind of feed bin that can solve the problem that powder pyrolytic reaction device is easily built bridge and pyrolysis gas are collaborated enters
Material system becomes the problem of this area urgent need to resolve.
Content of the invention
The present invention designs and develops a kind of feed system of powder pyrolysis reactor for the deficiencies in the prior art, should
Feed system simple structure, low cost, have a safety feature, be applied to plurality of raw materials, can effectively solving pyrolysis reactor charging
The defect that system feed bin is easily built bridge, pyrolysis gas are easily collaborated.
For solving above-mentioned technical problem, the technical solution used in the present invention is：
The invention provides a kind of feed system of powder pyrolysis reactor.Embodiments in accordance with the present invention, the system include：Material
Storehouse, level-sensing device, feed bin blow device, push-pull valve, one-level feed auger, ftercompction pipe, air relief valve and two grades of feed augers, wherein：
The level-sensing device is arranged at the top of the feed bin, and described push-pull valve is arranged at the bin bottom, the feed bin purging dress
Put and be fixedly connected on the side wall of the feed bin, and the top positioned at the push-pull valve；The feed bin, push-pull valve, one-level charging
Spiral and two grades of feed augers are sequentially connected, also, the one-level feed auger is parallel in the horizontal direction with two grades of feed augers
Arrange, the one-level feed auger is located above two grades of feed augers, and the one-level is fed by spiral shell by interface channel
The discharge end of rotation is connected with the feed end of two grades of feed augers；The discharge end of two grades of feed augers and pyrolytic reaction
The entrance of device is connected；The ftercompction pipe is arranged on the company between the one-level feed auger and two grades of feed augers
Connect on the side wall in road, and be connected with the air relief valve, for increasing the pressure in the interface channel, make the connection logical
Pressure in road is more than the pressure in pyrolysis reactor.
Inventor has found, feed system simple structure according to embodiments of the present invention, low cost, has a safety feature, is suitable for
In plurality of raw materials.The feed bin of the system is purged using batch (-type) blow device, it is to avoid powder is built bridge in feed bin, and
And, add ftercompction pipe between one-level feed auger and two grades of feed augers, by controlling the pressure in interface channel, it is to avoid reaction
Go here and there in feed system on the pyrolysis gas that device is produced.
Embodiments in accordance with the present invention, the feed bin blow device and described push-pull valve are batch (-type) unlatching, work as institute
State push-pull valve when feed bin blow device is opened to close, when the feed bin blow device is closed, the push-pull valve is opened.
Embodiments in accordance with the present invention, the purging of the feed bin blow device is at intervals of 300～600s.
Embodiments in accordance with the present invention, the bin bottom material seal height >=500mm.
Embodiments in accordance with the present invention, the interface channel vertically extend, and its upper end feeds spiral shell with the one-level
The discharge end connection of rotation, lower end is connected with the feed end of two grades of feed augers.
Embodiments in accordance with the present invention, one end of the air relief valve are connected with the ftercompction pipe, and the other end connects source of the gas.
Embodiments in accordance with the present invention, by the air relief valve come control pressure so that P2 >=P1+5kPa, wherein, P2 is
Admission pressure in the interface channel, P1 are pressure in the pyrolysis reactor.
The beneficial effects of the present invention is：
1）Feed bin is purged using batch (-type) blow device, it is to avoid powder is built bridge in feed bin.
2）Add ftercompction pipe between one-level feed auger and two grades of feed augers, by controlling the pressure in interface channel,
Go here and there in feed system on the pyrolysis gas for avoiding reactor from producing.
3）Bin bottom adds push-pull valve, by controlling push-pull valve and feed bin blow device, it is to avoid the purging of blow device
Gas is impacted to system.
4）Feed bin is open-type storage bin, by level-sensing device control material envelope height, without the need for the complicated machinery of closed feed bin.
Description of the drawings
Fig. 1 is the structure chart of the feed system of powder pyrolysis reactor of the present invention.
Wherein, 1. level-sensing device；2. feed bin；3. feed bin blow device；4. push-pull valve；5. one-level feed auger；6. ftercompction pipe；
7. air relief valve；8. two grades of feed augers；9. pyrolysis reactor.
Specific embodiment
In order that those skilled in the art more fully understand technical scheme, with reference to specific embodiment to this
Invention is described in further detail.The embodiments described below is exemplary, is only used for explaining the present invention, and is not understood that
For limitation of the present invention.Unreceipted particular technique or condition in embodiment, according to the skill described by document in the art
Art or condition are carried out according to product description.
According to an aspect of the present invention, the invention provides a kind of feed system of powder pyrolysis reactor, Fig. 1 is should
The structure chart of the feed system of powder pyrolysis reactor, as shown in figure 1, the feed system of powder pyrolysis reactor includes：Material position
Meter 1, feed bin 2, feed bin blow device 3, push-pull valve 4, one-level feed auger 5, ftercompction pipe 6, air relief valve 7 and two grades of feed augers 8,
Wherein：The level-sensing device is arranged at the top of the feed bin, and feed bin can be open-type storage bin, high by level-sensing device control material envelope
Degree, without the need for the complicated machinery of closed feed bin.Described push-pull valve is arranged at the bin bottom, and the feed bin blow device is solid
Surely it is connected on the side wall of the feed bin, and the top positioned at the push-pull valve, so as to when push-pull valve cuts out, feed bin purging is filled
The purging that puts will not be impacted to pyrolysis reactor.According to practical situation, regularly purged by blow device, it is to avoid
There is arch formation in feed bin in powder.The feed bin, push-pull valve, one-level feed auger and two grades of feed augers are sequentially connected,
The set-up mode and position relationship of the one-level feed auger and two grades of feed augers is not particularly limited, and can pass powder classification
Defeated, it is preferred that the one-level feed auger and two grades of feed augers are be arranged in parallel in the horizontal direction, the one-level feeds spiral shell
Rotation be located at two grades of feed augers above, and by interface channel by the discharge end of the one-level feed auger with described two grades
The feed end of feed auger is connected, and the discharge end of two grades of feed augers is connected with the entrance of pyrolysis reactor.Described
Ftercompction pipe is arranged on the side wall of the interface channel between the one-level feed auger and two grades of feed augers, and with
The air relief valve is connected, and for increasing the pressure in the interface channel, makes the pressure in the interface channel more than pyrolysis
Pressure in reactor.
Inventor has found, feed system simple structure according to embodiments of the present invention, low cost, has a safety feature, is suitable for
In plurality of raw materials.The feed bin of the system is purged using batch (-type) blow device, it is to avoid powder is built bridge in feed bin, and
And, add ftercompction pipe between one-level feed auger and two grades of feed augers, by controlling the pressure in interface channel, it is to avoid reaction
Go here and there in feed system on the pyrolysis gas that device is produced, and bin bottom adds push-pull valve, blown by controlling push-pull valve and feed bin
Sweeping device, it is to avoid the purge gass of blow device are impacted to system.Additionally, by level-sensing device control material envelope height, without the need for envelope
The complicated machinery of enclosed feed bin.
According to a particular embodiment of the invention, it is adaptable to which the material of the powder that the feed system is processed and particle diameter be not by especially
Limit, can be the Fossil fuels such as oil shale, coal, or rubbish, sludge, junked tire etc., some in the present invention are excellent
Select in embodiment, the powder is particle diameter 20mm particles below and powdery Fossil fuel, thus, it is possible to make full use of little particle heat
Solution material, resource utilization are high, and can solve the problem that bulk deposition pollutes the problem of environment.
According to a particular embodiment of the invention, the opening ways of the feed bin blow device and push-pull valve of the feed system are not received
Especially limit, interim opening can be needed according to real work, it is also possible to which setting time interval opens and closes automatically.At this
In some bright preferred embodiments, the feed bin blow device and described push-pull valve are batch (-type) unlatching, interval time 300
～600s, when the feed bin blow device is opened, the push-pull valve cuts out, described slotting when the feed bin blow device is closed
Plate valve is opened, to avoid the purging of feed bin blow device from impacting the reaction of pyrolysis reactor.
According to a particular embodiment of the invention, the feed bin of the feed system is not particularly limited, and can be open-type storage bin,
In some currently preferred embodiments of the present invention, bin bottom material seals height >=500mm, and the level-sensing device that is installed by outside is carried out
Control.
According to a particular embodiment of the invention, the interface channel of the feed system is not particularly limited, some of the invention
In preferred embodiment, interface channel vertically extends, in order to install ftercompction pipe.The upper end of interface channel and the one-level
The discharge end connection of feed auger, lower end is connected with the feed end of two grades of feed augers.Thus, powder is entered at two
Conveyed in material spiral.
According to a particular embodiment of the invention, the air relief valve of the feed system is not particularly limited, and some of the present invention are excellent
Select in embodiment, one end of air relief valve is connected with the ftercompction pipe, the other end connects source of the gas.Thus, the gas in source of the gas is led
Enter feed system, so as to increase the pressure in the interface channel, make the pressure in the interface channel be more than pyrolysis reactor
Interior pressure, it is to avoid the phenomenon of collaborating of pyrolysis gas.Additionally, the pressure in the interface channel can be set as needed
Meter, and by the air relief valve come control pressure value, in some preferred embodiments so that P2 >=P1+5kPa, wherein, P2 is institute
The admission pressure in interface channel is stated, P1 is pressure in the pyrolysis reactor.Thus, that is, collaborating for pyrolysis gas is prevented, and
Conveying of the powder in the system of carrying out is not interfered with.
Embodiment one：
Wild goose brown coal particle diameter ＜ 3mm, average moisture content is 22.12%；, higher than 500mm, feed bin blow device is every for silometer
600s is opened once, and purge time is 1s, while push-pull valve start and stop synchronous with feed bin blow device；Pyrolysis oven furnace pressure is 2-
4kPa, it is P2 >=P1+5kPa to arrange air relief valve pressure, builds bridge without feed bin, pyrolysis gas are collaborated phenomenon in fill process.
In describing the invention, it is to be understood that term " first ", " second " are only used for describing purpose, and can not
It is interpreted as indicating or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the
One ", the feature of " second " can be expressed or implicitly include one or more this feature.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integral；Can be that machinery connects
Connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to concrete feelings
Condition understands above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be with
It is the first and second feature directly contacts, or the first and second features is by intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy described with reference to the embodiment or example
Point is contained at least one embodiment or example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be arbitrary
Combined in individual or multiple embodiments or example in an appropriate manner.Additionally, in the case of not conflicting, the skill of this area
The feature of the different embodiments or example described in this specification and different embodiments or example can be tied by art personnel
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification, simultaneously for one of ordinary skill in the art, according to the think of of the application
Think, will change in specific embodiments and applications.
Claims (7)
1. a kind of feed system of powder pyrolysis reactor, it is characterised in that include：Feed bin, level-sensing device, feed bin blow device,
Push-pull valve, one-level feed auger, ftercompction pipe, air relief valve and two grades of feed augers, wherein：
The level-sensing device is arranged at the top of the feed bin, and described push-pull valve is arranged at the bin bottom, and the feed bin blows
Sweeping device is fixedly connected on the side wall of the feed bin, and the top positioned at the push-pull valve；
The feed bin, push-pull valve, one-level feed auger and two grades of feed augers are sequentially connected, also, the one-level feed auger
It is be arranged in parallel with two grades of feed augers in the horizontal direction, the one-level feed auger is located above two grades of feed augers, and
The discharge end of the one-level feed auger is connected with the feed end of two grades of feed augers by interface channel；Described two
The level discharge end of feed auger is connected with the entrance of pyrolysis reactor；
The ftercompction pipe is arranged on the side of the interface channel between the one-level feed auger and two grades of feed augers
On wall, and it is connected with the air relief valve, for increasing the pressure in the interface channel, makes the pressure in the interface channel
More than the pressure in pyrolysis reactor.
2. feed system according to claim 1, it is characterised in that the feed bin blow device and described push-pull valve are equal
Open for batch (-type), when the feed bin blow device is opened, the push-pull valve cuts out, when the feed bin blow device is closed
The push-pull valve is opened.
3. feed system according to claim 2, it is characterised in that the purging of the feed bin blow device is at intervals of 300
～600s.
4. feed system according to claim 1, it is characterised in that the bin bottom material seals height >=500mm.
5. feed system according to claim 1, it is characterised in that：The interface channel vertically extends, thereon
End is connected with the discharge end of the one-level feed auger, and lower end is connected with the feed end of two grades of feed augers.
6. feed system according to claim 1, it is characterised in that：One end of the air relief valve and the ftercompction Guan Lian
Connect, the other end connects source of the gas.
7. feed system according to claim 6, it is characterised in that：By the air relief valve come control pressure so that P2
>=P1+5kPa, wherein, P2 is the admission pressure in the interface channel, and P1 is pressure in the pyrolysis reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611136531.9A CN106497582A (en) | 2016-12-12 | 2016-12-12 | A kind of feed system of powder pyrolysis reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611136531.9A CN106497582A (en) | 2016-12-12 | 2016-12-12 | A kind of feed system of powder pyrolysis reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106497582A true CN106497582A (en) | 2017-03-15 |
Family
ID=58330792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611136531.9A Pending CN106497582A (en) | 2016-12-12 | 2016-12-12 | A kind of feed system of powder pyrolysis reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106497582A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109305564A (en) * | 2018-07-20 | 2019-02-05 | 北京林业大学 | A kind of continuous pneumatic conveying feed system of the pressure stabilizing-for biomass through pyrolysis |
| CN114196427A (en) * | 2021-12-02 | 2022-03-18 | 北京航天石化技术装备工程有限公司 | Sealed automatic feeding device and method for waste plastic pyrolysis treatment system |
-
2016
- 2016-12-12 CN CN201611136531.9A patent/CN106497582A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109305564A (en) * | 2018-07-20 | 2019-02-05 | 北京林业大学 | A kind of continuous pneumatic conveying feed system of the pressure stabilizing-for biomass through pyrolysis |
| CN114196427A (en) * | 2021-12-02 | 2022-03-18 | 北京航天石化技术装备工程有限公司 | Sealed automatic feeding device and method for waste plastic pyrolysis treatment system |
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Address after: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Applicant after: Shenwu science and technology group Limited by Share Ltd Address before: 102200 Beijing city Changping District Machi Town cow Road No. 18 Applicant before: Beijing Shenwu Environment Energy Technology Group Co., Ltd. |