CN206037794U - Divide wall type outer circulating fluidized bed heat exchanger - Google Patents
Divide wall type outer circulating fluidized bed heat exchanger Download PDFInfo
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- CN206037794U CN206037794U CN201620923895.0U CN201620923895U CN206037794U CN 206037794 U CN206037794 U CN 206037794U CN 201620923895 U CN201620923895 U CN 201620923895U CN 206037794 U CN206037794 U CN 206037794U
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Abstract
The utility model relates to a divide wall type outer circulating fluidized bed heat exchanger mainly is used for solving in the conventional art fully endless technical problem of outer circulating fluidized bed heat exchanger solid particle. The utility model discloses an adopt one kind including reinforced jar 1, heat exchanger 2, check valve 3, liquid solid separation ware 4, filter screen I 5, granule feed opening 6, filter screen II 7, divide wall 8, liquid storage tank 9, pump A10, pump B11's divide wall type outer circulating fluidized bed heat exchanger's technical scheme to solve above -mentioned technical problem betterly, can be used to replace traditional outer circulating fluidized bed heat exchanger.
Description
Technical field
This utility model belongs to chemical industry heat transmission equipment long-term operation field, is related to a kind of bulkhead type external circulation fluidized bed and changes
Hot device.It is widely used in solving the technical problem that traditional external circulation fluidized bed heat exchanger solid particle fully can not be circulated.
Background technology
Heat exchanger is widely used in industries such as oil, chemical industry, the energy.Increase however as use time, in heat exchanger
Unavoidably there is dirt adhesion, so as to cause heat exchanger heat exchange efficiency to reduce, resistance increases, affect heat exchanger normally to transport
OK.
External circulation fluidized bed heat exchanger as a kind of new type heat exchanger, with good effect of heat exchange, long operational time it is notable
Advantage.
Can solid particle be that can external circulation fluidized bed heat exchanger just in fully circulation in outer circulating fluidized bed heat exchanger
The bottleneck of the often precondition of operation, and restriction external circulation fluidized bed heat exchanger large-scale application.Traditional external circulation fluidized bed
In heat exchanger, pipe resistance is little all the way for down-comer and liquid-solid separator, and solid particle is often by liquid phase support upwards in down-comer
Firmly, short circuit is formed, causes solid particle fully cannot circulate, thus have impact on the normal use of external circulation fluidized bed heat exchanger.
Document US6350928 discloses a kind of external circulation fluidized bed heat exchanger, and document US5676201 is disclosed outside another kind
Circulating fluidized bed heat exchanger.Above-mentioned fluid-bed heat exchanger is not provided with clear and definite solid particle circulating member, so as to cause effect
It is not good, or even be not normally functioning.
This utility model provides a kind of bulkhead type external circulation fluidized bed heat exchanger, targetedly solves the problems referred to above.
The content of the invention
Technical problem to be solved in the utility model be prior art China and foreign countries circulating fluidized bed heat exchangers solid particle not
A kind of problem that fully can be circulated, there is provided bulkhead type external circulation fluidized bed heat exchanger.The bulkhead type external circulation fluidized bed heat exchanger
Can realize that solid particle is fully circulated.
For solving above-mentioned technical problem, the technical scheme adopted by this utility model is as follows：A kind of bulkhead type outer circulation stream
Heat exchanger of fluidized bed, mainly includes feed pot 1, heat exchanger 2, check valve 3, liquid-solid separator 4, filter screen I 5, particle blanking mouth 6, filter
Net II 7, bulkhead 8, liquid storage groove 9, pump A10, pump B11；Wherein, feed pot 1 arrives 2 import of heat exchanger after being connected into pump B11 outlets
Pipeline before, the pipeline of the connection liquid-solid separator 4 of heat exchanger 2 are stretched in liquid-solid separator 4, connection particle blanking mouth 6, bulkhead
8 are located in liquid-solid separator 4, and by liquid-solid separator, 4 points is both sides, and side connects particle blanking mouth 6, opposite side connection filter screen II
7, filter screen I 5 is installed above bulkhead 8,4 upper end outlet of liquid-solid separator is connected with liquid storage groove 9, the connection pump A10 of liquid storage groove 9,
Pump A10 connects pump B11, and 4 lower end pipeline of liquid-solid separator imports the horizontal pipeline that pump A10 connects pump B11.
In above-mentioned technical proposal, the bulkhead 8 from tube wall under the horizontal pipeline of pump A10 connection pump B11 starts to install, edge
4 lower end pipeline of liquid-solid separator to be installed in liquid-solid separator 4 always, 120 at the top of 8 distance from top liquid-solid separator 4 of bulkhead
～200mm；It is 1/2～2 that bulkhead 8 arrives the left tube wall of 4 lower end pipeline of liquid-solid separator and the distance ratio of right tube wall.
In above-mentioned technical proposal, the feed opening 6 is apart from 50～100mm at the top of bulkhead 8；What feed opening 6 and bulkhead 8 were formed
Acute angle is 15～75 °.
In above-mentioned technical proposal, a diameter of 50mm～100mm of 4 dipleg of the liquid-solid separator.
In above-mentioned technical proposal, I 5 aperture of the filter screen is 0.1～1mm；Filter screen I 5 apart from the top of liquid-solid separator 4 50～
80mm。
In above-mentioned technical proposal, II 7 aperture of the filter screen is 0.1～1mm；Filter screen II 7 less than at the top of bulkhead 8 10～
30mm。
In above-mentioned technical proposal, the heat exchanger 2 is vertical tube-type heat exchanger.
In above-mentioned technical proposal, the check valve 3 be located at heat exchanger 2 connect liquid-solid separator 4 pipeline on, flow direction be from
Heat exchanger 2 arrives liquid-solid separator 4.
In above-mentioned technical proposal, the pump A10 is liquid phase delivery pump, preferably centrifugal pump.
In above-mentioned technical proposal, the pump B11 is liquid-solid two-phase delivery pump, preferably Pulp pump, screw pump, plunger displacement pump, compacted
One kind in dynamic pump, membrane pump.
Using the technical solution of the utility model, by using a kind of bulkhead type external circulation fluidized bed heat exchanger, achieving
Solid particle continuous-stable circulates the preferable technique effect of more than 100 hours.
Description of the drawings
Fig. 1 is bulkhead type external circulation fluidized bed heat exchanger schematic diagram described in the utility model.
In Fig. 1,1 is feed pot；2 is heat exchanger；3 is check valve；4 is liquid-solid separator；5 is filter screen I；6 is under granule
Material mouth；7 is filter screen II；8 is bulkhead；9 is liquid storage groove；10 is pump A；11 is pump B.
Pump B11 is connected with heat exchanger 2, and feed pot 1 is connected between pump B11 and heat exchanger 2, the connection solid-liquor separation of heat exchanger 2
Device 4, the connection liquid storage groove 9 of liquid-solid separator 4, the connection pump A10 of liquid storage groove 9, pump A10 connection pump B11, under liquid-solid separator 4
End pipe road imports the horizontal pipeline that pump A10 connects pump B11.Stretch in liquid-solid separator 4 from the pipeline out of heat exchanger 2, connect
Particle blanking mouth 6.Bulkhead 8 is located in liquid-solid separator 4, and 8 side of bulkhead connects particle blanking mouth 6, opposite side connection filter screen II
7, filter screen I 5 is installed above bulkhead 8.
Solid particle is added from feed pot 1, in the case where pump B11 is promoted, sequentially passes through heat exchanger 2, check valve 3, under granule
Material mouth 6 enters liquid-solid separator 4, and in liquid-solid separator 4, solid particles sediment, liquid phase enter liquid storage groove through filter screen I 5
9, in the case where pump A10 is promoted, liquid promotes solid particle, Jing pumps B11 to send into and change from bulkhead side Jing after filter screen II 7, from top to down
Hot device 2 completes solid particle circulation.
This utility model is further elaborated below by embodiment and comparative example, but method of the present utility model is not
It is only limitted to this.
Specific embodiment
With reference to embodiment, method of the present utility model is further illustrated.
【Embodiment 1】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 50mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is
0.1mm；Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 10mm at the top of bulkhead.Gu
Bead of the body granule from mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.It is solid under the conditions of being somebody's turn to do
Body granule can realize fully circulation, and after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 2】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 50mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is
0.1mm；Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 1mm；Filter screen II is less than 10mm at the top of bulkhead.Solid
Bead of the granule from mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.Solid under the conditions of being somebody's turn to do
Granule can realize fully circulation, and after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 3】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 50mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is 1mm；
Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 10mm at the top of bulkhead.Solid particle
From the bead of mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.Solid particle under the conditions of being somebody's turn to do
Fully circulation can be realized, after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 4】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 50mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 100mm.I aperture of filter screen is
0.1mm；Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 10mm at the top of bulkhead.Gu
Bead of the body granule from mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.It is solid under the conditions of being somebody's turn to do
Body granule can realize fully circulation, and after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 5】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 50mm；The acute angle that feed opening and bulkhead are formed is 75 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is
0.1mm；Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 10mm at the top of bulkhead.Gu
Bead of the body granule from mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.It is solid under the conditions of being somebody's turn to do
Body granule can realize fully circulation, and after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 6】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 2.Feed opening is at the top of bulkhead
50mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is 0.1mm；
Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 10mm at the top of bulkhead.Solid particle
From the bead of mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.Solid particle under the conditions of being somebody's turn to do
Fully circulation can be realized, after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 7】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 50mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is
0.1mm；Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 30mm at the top of bulkhead.Gu
Bead of the body granule from mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.It is solid under the conditions of being somebody's turn to do
Body granule can realize fully circulation, and after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 8】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 50mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is
0.1mm；Filter screen I is apart from 80mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 10mm at the top of bulkhead.Gu
Bead of the body granule from mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.It is solid under the conditions of being somebody's turn to do
Body granule can realize fully circulation, and after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 9】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 120mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 100mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is
0.1mm；Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 10mm at the top of bulkhead.Gu
Bead of the body granule from mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.It is solid under the conditions of being somebody's turn to do
Body granule can realize fully circulation, and after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Embodiment 10】
Using the heat exchanger of bulkhead type external circulation fluidized bed shown in Fig. 1.123 heat exchanging pipes are set in the fluid-bed heat exchanger,
Every pipe range 1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bulkhead distance from top liquid-solid separator top
Portion 200mm.Bulkhead to the left tube wall of liquid-solid separator lower end pipeline and right tube wall distance ratio be 1/2.Feed opening is apart from bulkhead top
Portion 50mm；The acute angle that feed opening and bulkhead are formed is 15 °.Liquid-solid separator dipleg diameter 50mm.I aperture of filter screen is
0.1mm；Filter screen I is apart from 50mm at the top of liquid-solid separator.II aperture of filter screen is 0.1mm；Filter screen II is less than 10mm at the top of bulkhead.Gu
Bead of the body granule from mean diameter 2mm.Liquid phase is water.Pump A selects centrifugal pump, pump B to select Pulp pump.It is solid under the conditions of being somebody's turn to do
Body granule can realize fully circulation, and after continuous-stable is circulated 100 hours, solid particle circulatory condition does not change.
【Comparative example】
Using traditional external circulation fluidized bed heat exchanger.123 heat exchanging pipes, every pipe range is set in the fluid-bed heat exchanger
1000mm, caliber are 22 × 1.5mm of Φ, and pipe is in equilateral triangle arrangement.Bead of the solid particle from mean diameter 2mm.
Liquid phase is water.Pump A selects centrifugal pump, without pump B.Under the conditions of being somebody's turn to do, solid particle cannot realize circulation.
Claims (10)
1. a kind of bulkhead type external circulation fluidized bed heat exchanger, mainly solid including feed pot (1), heat exchanger (2), check valve (3), liquid
Separator (4), filter screen I (5), particle blanking mouth (6), filter screen II (7), bulkhead (8), liquid storage groove (9), pump A (10), pump B
(11)；Wherein, feed pot (1) connects to the pipeline before heat exchanger (2) import, heat exchanger (2) after being connected into pump B (11) outlets
The pipeline of liquid-solid separator (4) is stretched in liquid-solid separator (4), and connection particle blanking mouth (6), bulkhead (8) are located at solid-liquor separation
In device (4), liquid-solid separator (4) is divided into into both sides, side connection particle blanking mouth (6), opposite side connection filter screen II (7) are divided
Filter screen I (5) is installed above wall (8), liquid-solid separator (4) upper end outlet is connected with liquid storage groove (9), liquid storage groove (9) connection
Pump A (10), pump A (10) connection pump B (11), liquid-solid separator (4) lower end pipeline import the level of pump A (10) connections pump B (11)
Pipeline.
2. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that bulkhead (8) is from pump A (10)
Start to install under the horizontal pipeline of connection pump B (11) at tube wall, solid-liquor separation is installed to always along liquid-solid separator (4) dipleg
In device (4), 120～200mm at the top of bulkhead (8) distance from top liquid-solid separator (4)；Bulkhead (8) arrives liquid-solid separator (4) lower end
The distance ratio of the left tube wall of pipeline and right tube wall is 1/2～2.
3. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that feed opening (6) distance point
50～100mm at the top of wall (8)；The acute angle that feed opening (6) and bulkhead (8) are formed is 15～75 °.
4. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that liquid-solid separator (4) is expected
A diameter of 50mm～the 100mm of lower limb.
5. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that I (5) aperture of filter screen is
0.1～1mm；Filter screen I (5) is apart from 50～80mm at the top of liquid-solid separator (4).
6. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that II (7) aperture of filter screen is
0.1～1mm；Filter screen II (7) is less than 10～30mm at the top of bulkhead (8).
7. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that heat exchanger (2) is vertical
Tubular heat exchanger.
8. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that check valve (3) is located at and changes
On the pipeline of hot device (2) connection liquid-solid separator (4), flow direction is from heat exchanger (2) to liquid-solid separator (4).
9. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that pump A (10) is that liquid phase is defeated
Send pump.
10. bulkhead type external circulation fluidized bed heat exchanger according to claim 1, it is characterised in that pump B (11) is liquid solid two
Phase delivery pump, the one kind in Pulp pump, screw pump, plunger displacement pump, peristaltic pump, membrane pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620923895.0U CN206037794U (en) | 2016-08-23 | 2016-08-23 | Divide wall type outer circulating fluidized bed heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620923895.0U CN206037794U (en) | 2016-08-23 | 2016-08-23 | Divide wall type outer circulating fluidized bed heat exchanger |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556447A (en) * | 2017-09-26 | 2019-04-02 | 北京奥博水处理有限责任公司 | Self-cleaning heat exchanger |
| CN109654925A (en) * | 2017-10-12 | 2019-04-19 | 中国石油化工股份有限公司 | The method of the continuous cycling and reutilization of fluid-bed heat exchanger endoparticle |
| CN109654924A (en) * | 2017-10-12 | 2019-04-19 | 中国石油化工股份有限公司 | Particle walks the vertical fluidized bed heat exchanger of shell side |
-
2016
- 2016-08-23 CN CN201620923895.0U patent/CN206037794U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556447A (en) * | 2017-09-26 | 2019-04-02 | 北京奥博水处理有限责任公司 | Self-cleaning heat exchanger |
| CN109654925A (en) * | 2017-10-12 | 2019-04-19 | 中国石油化工股份有限公司 | The method of the continuous cycling and reutilization of fluid-bed heat exchanger endoparticle |
| CN109654924A (en) * | 2017-10-12 | 2019-04-19 | 中国石油化工股份有限公司 | Particle walks the vertical fluidized bed heat exchanger of shell side |
| CN109654925B (en) * | 2017-10-12 | 2020-03-31 | 中国石油化工股份有限公司 | Method for continuously recycling particles in fluidized bed heat exchanger |
| CN109654924B (en) * | 2017-10-12 | 2020-08-07 | 中国石油化工股份有限公司 | Vertical fluidized bed heat exchanger with particle shell pass |
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