CN207335800U - A kind of fluidized-bed reactor solids flux measurement and effect inspection apparatus - Google Patents
A kind of fluidized-bed reactor solids flux measurement and effect inspection apparatus Download PDFInfo
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- CN207335800U CN207335800U CN201721508552.9U CN201721508552U CN207335800U CN 207335800 U CN207335800 U CN 207335800U CN 201721508552 U CN201721508552 U CN 201721508552U CN 207335800 U CN207335800 U CN 207335800U
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Abstract
The utility model discloses a kind of measurement of fluidized-bed reactor solids flux and effect inspection apparatus, including two reaction tube control valves, effect settler, effect standpipe and two effect control valves, two reaction tube control valves are arranged on riser reactor upstream or catalyst transport, effect settler is arranged between two reaction tube control valves and is connected with riser reactor or catalyst transport, effect settler bottom is connected with effect standpipe, effect riser bottom is provided with solid outlet, and metering scale is provided with the effect standpipe；The effect control valve on top is arranged on effect settler, and the effect control valve of lower part is arranged at the upper end of effect standpipe lower part solid outlet.The utility model can carry out effect to the measurement result of solids flux measuring instrument, to implement to obtain accurate measurement data, also replace solids flux measuring instrument and carry out solids flux measurement, have multiple functions, very useful.
Description
Technical field
Measurement technical field is the utility model is related to, more particularly to a kind of fluidized-bed reactor solids flux
Measurement and effect inspection apparatus.
Background technology
Circulating fluid bed reactor is widely used in the process industrials such as petroleum refining, chemical industry, metallurgy, electric power, in state's people's livelihood
Great function is produced in production.Basin only residing for accurate judgement reactor flow field system, could be effectively to reactor
Mass-and heat-transfer is adjusted, so as to improve the whole efficiency of reactor.In numerous parameters of reflection recirculating fluidized bed operating status
In, solids flux is to determine the most important parameter in basin residing for system.Solids flux, also known as solid circulation flow rate, refer to unit
By the solid masses of reactor unit cross-sectional area in time, circulating fluidization is most active field in contemporary fluidization research
One of, it is the pass for realizing recirculating fluidized bed stable operation to efficiently control and adjust the granule organics in recirculating fluidized bed
Key.The granular mass flux operating parameter basic as one, there is important influence for two phase flow.
Recirculating fluidized bed solids flux how is measured, there is many methods, the side of existing measure particle mass flux at present
Method all respectively has shortcoming.Measured in recent years in multiphase flow the relatively advanced method of particle mass flux have nuclear magnetic resonance technique, CT into
A variety of e measurement technologies such as picture, microwave method, gamma-rays, but the accuracy of these e measurement technologies how, can not but judge.
Chinese patent 201110449257.1 discloses a kind of recirculating fluidized bed solids flux measuring method and measuring system,
The solid section average external volume point rate of the measuring surface is continuously measured within a period of time using fan-beam ray, is cut by two solids
The correlation function of the function of time of face average external volume point rate calculates the solids flux of recirculating fluidized bed, and this method is without interference with anti-
Answer the flow field in device, will not cause artificial gap operating, measurement result it is true and reliable, but how to confirm its measurement result
It is true and reliable, do not refer to but.
Chinese patent 201110104058.7 discloses a kind of measuring device and method of solid circulation flow rate, and device is by valve
The component composition such as door, height level switch, time set, material metering section and balance pipe, passes through height level switch and detects thing
Discharge position, passes the signal along to time set, shows the solid accumulation time, avoids manual time-keeping error, and it is accurate to significantly improve measurement
True property.The material metering section of the device directly chooses one section in dipleg, simple in structure, easy to operate.Balance pipe is set, can be subtracted
Few interference of the measurement process to system operation, is particularly suitable for the survey of the solid circulation flow rate to high solid circulation flow-rate device
Amount, moreover it can be used to measure solid circulation flow rate under pressurized conditions, also without it is open how effect its measurement result.
The content of the invention
The defects of present invention is in order to overcome the prior art, it is proposed that a kind of fluidized-bed reactor solids flux measurement and effect
Device, the device can accurately measure fluidized-bed reactor solids flux, be reacted with effect prior art recirculating fluidized bed
The order of accuarcy of device solids flux measuring method, can also be directly used in the solids flux for measuring fluidized-bed reactor.
The object of the invention to solve the technical problems is realized using following technical scheme.Itd is proposed according to the present invention
A kind of measurement of fluidized-bed reactor solids flux and effect inspection apparatus, the fluidized-bed reactor include riser reactor 7, it is heavy
Drop regenerator 2, stripping section 4, catalyst transport 10, wherein, described 7 one end of riser reactor is connected with sedimentation regenerator 2,
The other end is connected with catalyst transport 10, and 2 bottom of sedimentation regenerator is connected with one end of stripping section 4,4 other end of stripping section with
Catalyst transport 10 connects；Raw material and steam inlet 13, catalyst inlet 15 are provided with the riser reactor 7, is consolidated
Body flux measurement instrument 8, stripping pars infrasegmentalis are provided with catalyst outlet 14, and reacting product outlet 1 is arranged at the top of sedimentation regenerator 2
Portion；
Solids flux effect inspection apparatus is additionally provided with the fluidized-bed reactor, which is additionally operable to flow
The solids flux measurement of fluidized bed reactor, the solids flux effect inspection apparatus are arranged at upstream or the setting of riser reactor 7
In on catalyst transport 10；
The solids flux effect inspection apparatus includes reaction tube control valve 3, effect settler 5, effect standpipe 6 and effect control
Valve 12, the reaction tube control valve 3 have two, and effect settler 5 is arranged between two reaction tube control valves 3, effect sedimentation
5 bottom of device is connected with effect standpipe 6, and 6 bottom of effect standpipe is provided with solid outlet 11, and metering is provided with the effect standpipe 6
Scale；
The effect control valve 12 has two, and the effect control valve on top is arranged on effect settler 5, the effect of lower part
Test the upper end that control valve is arranged at 6 lower part solid outlet 11 of effect standpipe.
The object of the invention to solve the technical problems can be also applied to the following technical measures to achieve further.
Foregoing fluidized-bed reactor solids flux measurement and effect inspection apparatus, wherein, described two reaction tube control valves 3 are equal
It is arranged at the upstream of riser reactor 7；Effect settler 5 is arranged between two reaction tube control valves 3 and anti-with riser
Device 7 is answered to connect；
The effect control valve on top is arranged on the pipeline that effect settler 5 is connected with riser reactor 7.
Foregoing fluidized-bed reactor solids flux measurement and effect inspection apparatus, wherein, two reaction tube control valves 3 are respectively provided with
In on catalyst transport 10；Effect settler 5 is arranged between two reaction tube control valves 3 and connects with catalyst transport 10
It is logical；
The effect control valve on top is arranged on the pipeline that effect settler 5 is connected with catalyst transport 10.
Foregoing fluidized-bed reactor solids flux measurement and effect inspection apparatus, wherein, the solids flux effect inspection apparatus is also
Including effect return duct 9, which is connected with solid outlet 11, and the other end with riser reactor 7 with connecting
It is logical.
Foregoing fluidized-bed reactor solids flux measurement and effect inspection apparatus, wherein, the solids flux effect inspection apparatus is also
Including effect return duct 9, which is connected with solid outlet 11, and the other end with catalyst transport 10 with connecting
It is logical.
Advantages of the present invention and effect are：
The utility model can accurately measure the solids flux of fluidized-bed reactor, with effect prior art recycle stream
The order of accuarcy of fluidized bed reactor solids flux measuring method, can also be directly used in and measure the solid of fluidized-bed reactor and lead to
Amount.Compared with prior art, the utility model has solids flux measurement accurately, and simple and practicable, function is more, highly practical spy
Point.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow the present invention above-mentioned advantage and other purposes, feature and advantage
It can become apparent, below especially exemplified by preferred embodiment, and with reference to attached drawing, describe in detail as follows.
Brief description of the drawings
Fig. 1 is the schematic diagram that solids flux measurement and effect inspection apparatus are arranged at riser reactor upstream；
Fig. 2 is the schematic device for increasing effect return duct on the basis of Fig. 1；
Fig. 3 is the schematic diagram that solids flux measurement and effect inspection apparatus are arranged at catalyst transport；
Fig. 4 is the schematic device for increasing effect return duct on the basis of Fig. 3.
Wherein：
1：Reacting product outlet 2：Sedimentation regenerator 3：Reaction tube control valve 4：Stripping section
5：Effect settler 6：Effect standpipe 7：Riser reactor 8：Solids flux measuring instrument 9：Effect is returned
Flow tube 10：Catalyst transport 11：Solid outlet 12：Effect control valve 13:Raw material and steam inlet 14:Catalysis
Agent outlet 15:Catalyst inlet
Embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Attached drawing and preferred embodiment, to according to a kind of fluidized-bed reactor solids flux measurement proposed by the present invention and effect inspection apparatus, its
Embodiment, structure, feature and its effect, describe in detail as after.
Embodiment 1
A kind of fluidized-bed reactor solids flux measurement and effect inspection apparatus, the fluidized-bed reactor include lifting tube reaction
Device 7, sedimentation regenerator 2, stripping section 4, catalyst transport 10, described 7 one end of riser reactor connect with sedimentation regenerator 2
Logical, the other end is connected with catalyst transport 10, and 2 bottom of sedimentation regenerator is connected with one end of stripping section 4, and stripping section 4 is another
End is connected with catalyst transport 10；Raw material and steam inlet 13, catalyst inlet are provided with the riser reactor 7
15th, solids flux measuring instrument 8, stripping pars infrasegmentalis are provided with catalyst outlet 14, and reacting product outlet 1 is arranged at sedimentation regenerator
2 top；
Solids flux effect inspection apparatus is additionally provided with the fluidized-bed reactor, which can be additionally used in
The solids flux measurement of fluidized-bed reactor, specifically, solids flux effect inspection apparatus includes reaction tube control valve 3, effect settles
Device 5, effect standpipe 6 and effect control valve 12, reaction tube control valve 3 have two, may be contained within the upstream of riser reactor 7,
Effect settler 5 is arranged between two reaction tube control valves 3 and is connected with riser reactor 7, as shown in Figure 1, effect is sunk
5 bottom of drop device is connected with effect standpipe 6, and 6 bottom of effect standpipe is provided with solid outlet 11, and meter is provided with the effect standpipe 6
Measure scale；Effect control valve 12 has two, and the effect control valve on top is arranged at effect settler 5 and connects with riser reactor 7
On logical pipeline, the effect control valve of lower part is arranged at the upper end of 6 lower part solid outlet 11 of effect standpipe.
Embodiment 2
As shown in Fig. 2, solids flux effect inspection apparatus further includes effect return duct 9, which goes out with solid
Mouth 11 connects, and the other end is connected with riser reactor 7, the other the same as in Example 1.In this way, the solid in effect settler can
Catalytic reaction is participated in be back to again in riser reactor.
Embodiment 3
As shown in figure 3, two reaction tube control valves 3 may be contained within catalyst transport 10, effect settler 5 is arranged at
Connected between two reaction tube control valves 3 and with catalyst transport 10.The effect control valve on top is arranged at effect settler 5
On the pipeline connected with catalyst transport 10, the other the same as in Example 1.
Embodiment 4
As shown in figure 4, solids flux effect inspection apparatus further includes effect return duct 9, which goes out with solid
Mouth 11 connects, and the other end is connected with catalyst transport 10, the other the same as in Example 3.
The fluidized-bed reactor is in use, feedstock oil and steam enter reactor from entrance 13, and catalyst is from catalyst
Entrance 15 enters, and steam makes catalyst be in fluidized state, and in riser reactor 7, feedstock oil and catalyst reaction, go forward side by side
Enter sedimentation regenerator, product is discharged from reacting product outlet, and the catalyst after use is regenerated in sedimentation regenerator, gone forward side by side
Enter stripping section, the remaining part oil gasification discharge on stripping section, catalyst, the discarded catalyst that can not be recycled is from catalyst
The discharge of outlet 14, the catalyst after regeneration enters catalyst transport 10 by stripping section, subsequently into riser reactor 7 after
Continuous catalytic reaction.The solids flux in reactor can be measured by solids flux measuring instrument 8 in reaction process, at this time two
A reaction tube control valve 3 is in opening, and two effect control valves 12 are turned off.
When needing to carry out effect to the solids flux that solids flux measuring instrument 8 measures, solids flux measuring instrument 8 is opened,
First control the solids flux of riser reactor 7 to stablize, then open effect control valve (the effect control of lower part at this time on top
Valve is still in closed mode), solid enters effect settler 5, by effect settler 5 and with graduated effect standpipe 6, meter
Measure the solids flux T in certain time1；And the solids flux T measured on solids flux measuring instrument 8 is calculated at the same time2, effect completion
Afterwards, the effect control valve on top is closed, opens the effect control valve of lower part, by the solid in effect settler 5 and effect standpipe 6
Discharged by solid outlet 11, the effect control valve of lower part is closed after drained.Surveyed by effect settler 5 and effect standpipe 6
Fixed solids flux T1The solids flux T measured to solids flux measuring instrument 82Carry out effect.
As shown in Figure 2 and Figure 4, an effect return duct 9, the solid after effect is complete can also be connected in solid outlet 11
Returned by effect return duct 9 in fluidized-bed reactor, continue to participate in catalytic reaction.
Further, if solids flux measuring instrument 8 breaks down, measurement work can not be normally completed, can be new with this practicality
Solids flux effect inspection apparatus described in type substitutes 8 fluid bedreactors of solids flux measuring instrument and carries out solids flux measurement.
The above described is only a preferred embodiment of the present invention, not doing limitation in any form to the present invention, appoint
What those skilled in the art, without departing from the scope of the present invention, is made a little using above-mentioned technology contents
Change or the embodiment of modification, in the range of still falling within technical solution of the present invention.
Claims (5)
1. a kind of fluidized-bed reactor solids flux measurement and effect inspection apparatus, the fluidized-bed reactor include riser reactor
(7), sedimentation regenerator (2), stripping section (4), catalyst transport (10), it is characterised in that：The riser reactor (7) one
End is connected with sedimentation regenerator (2), and the other end is connected with catalyst transport (10), sedimentation regenerator (2) bottom and stripping section
(4) one end connection, stripping section (4) other end are connected with catalyst transport (10)；Set on the riser reactor (7)
There are raw material and steam inlet (13), catalyst inlet (15), solids flux measuring instrument (8), stripping pars infrasegmentalis is provided with catalyst
Export (14), reacting product outlet (1) is arranged at the top of sedimentation regenerator (2)；
Solids flux effect inspection apparatus is additionally provided with the fluidized-bed reactor, which is additionally operable to fluid bed
The solids flux measurement of reactor, the solids flux effect inspection apparatus are arranged at the upstream of riser reactor (7) or are arranged at
On catalyst transport (10)；
The solids flux effect inspection apparatus includes reaction tube control valve (3), effect settler (5), effect standpipe (6) and effect control
Valve (12) processed, the reaction tube control valve (3) have two, effect settler (5) be arranged at two reaction tube control valves (3) it
Between, effect settler (5) bottom is connected with effect standpipe (6), and effect standpipe (6) bottom is provided with solid outlet (11), the effect
Test on standpipe (6) and be provided with metering scale；
The effect control valve (12) has two, and the effect control valve on top is arranged on effect settler (5), the effect of lower part
Test the upper end that control valve is arranged at effect standpipe (6) lower part solid outlet (11).
2. fluidized-bed reactor solids flux measurement as claimed in claim 1 and effect inspection apparatus, it is characterised in that described two
Reaction tube control valve (3) may be contained within the upstream of riser reactor (7)；Effect settler (5) is arranged at two reaction management and control
Connected between valve (3) processed and with riser reactor (7)；
The effect control valve on top is arranged on the pipeline that effect settler (5) is connected with riser reactor (7).
3. fluidized-bed reactor solids flux measurement as claimed in claim 1 and effect inspection apparatus, it is characterised in that two reactions
Pipe control valve (3) may be contained within catalyst transport (10)；Effect settler (5) is arranged at two reaction tube control valves (3)
Between and connect with catalyst transport (10)；
The effect control valve on top is arranged on the pipeline that effect settler (5) is connected with catalyst transport (10).
4. fluidized-bed reactor solids flux measurement as claimed in claim 2 and effect inspection apparatus, it is characterised in that the solid
Flux effect inspection apparatus further includes effect return duct (9), which is connected with solid outlet (11), the other end
Connected with riser reactor (7).
5. fluidized-bed reactor solids flux measurement as claimed in claim 3 and effect inspection apparatus, it is characterised in that the solid
Flux effect inspection apparatus further includes effect return duct (9), which is connected with solid outlet (11), the other end
Connected with catalyst transport (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721508552.9U CN207335800U (en) | 2017-11-13 | 2017-11-13 | A kind of fluidized-bed reactor solids flux measurement and effect inspection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721508552.9U CN207335800U (en) | 2017-11-13 | 2017-11-13 | A kind of fluidized-bed reactor solids flux measurement and effect inspection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207335800U true CN207335800U (en) | 2018-05-08 |
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ID=62427663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721508552.9U Active CN207335800U (en) | 2017-11-13 | 2017-11-13 | A kind of fluidized-bed reactor solids flux measurement and effect inspection apparatus |
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| Country | Link |
|---|---|
| CN (1) | CN207335800U (en) |
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2017
- 2017-11-13 CN CN201721508552.9U patent/CN207335800U/en active Active
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