CN208436812U - A kind of solid-state bed hydroprocessing reactor - Google Patents
A kind of solid-state bed hydroprocessing reactor Download PDFInfo
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- CN208436812U CN208436812U CN201820198518.4U CN201820198518U CN208436812U CN 208436812 U CN208436812 U CN 208436812U CN 201820198518 U CN201820198518 U CN 201820198518U CN 208436812 U CN208436812 U CN 208436812U
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Abstract
The utility model relates to a kind of solid-state bed hydroprocessing reactors, it includes reactor, is successively set on first gas distributor, the first catalyst bed, the first liquid distribution trough, second gas distributor, the second catalyst bed and the second liquid distributor of the inside reactor from bottom to top；It is provided with the gas feed of first gas distributor, the first liquid distribution trough liquid-inlet, the gas feed of second gas distributor, second liquid distributor liquid-inlet and hydrogen outlet accordingly on reactor, is respectively arranged with catalyst in first catalyst bed and the second catalyst bed；Pipeline connection is provided between hydrogen outlet and first liquid distribution trough, second liquid distributor；Hydrogen outlet and the first liquid distribution trough, second liquid distributor are provided with condenser on the pipeline between hydrogen outlet and first liquid distribution trough, second liquid distributor by pipeline connection；The first gas distributor and the second gas distributor are connected to hydrogen storage.
Description
Technical field
The utility model relates to a kind of hydrogenator more particularly to a kind of solid-state bed hydroprocessing reactors.
Background technique
Waste mineral oil adds hydrogen to need to carry out at high temperature under high pressure, usually has following two mode: first is that using gas and liquid flowing
Downward drip fixed bed reactors, second is that the fixed bed reactors that gas and liquid flowing is upward.The drip downward for gas and liquid flowing
Fixed bed reactors, the amount of heat generated in hydrogenation process cannot be removed well, the Temperature Distribution in reactor
It cannot effectively control, easily generation hot localised points, influence the service life etc. of catalyst.It is upward for liquid phase cocurrent to consolidate
Fixed bed reactor, heat caused by hydrogenation reaction are removed by outer circulation mode, and temperature is relatively uniform, but gas and liquid flowing is anti-
It answers the temperature difference of device bottom and top larger, influence also largely is caused on the service life of catalyst, make the efficiency of reaction
It is lower.
Utility model content
Inside reactor or more temperature can be made uniformly solid the technical problem to be solved by the utility model is to provide a kind of
State bed hydroprocessing reactor.
To solve the above problems, technical solution adopted in the utility model is:
A kind of solid-state bed hydroprocessing reactor comprising reactor is successively set on the inside reactor from bottom to top
First gas distributor, the first catalyst bed, the first liquid distribution trough, second gas distributor, the second catalyst bed and second
Liquid distribution trough；It is provided with the gas feed of first gas distributor, the first liquid distribution trough liquid accordingly on the reactor
Body import, the gas feed of second gas distributor, second liquid distributor liquid-inlet and hydrogen outlet, first catalyst
Catalyst is respectively arranged in bed and the second catalyst bed；The hydrogen outlet and first liquid distribution trough, second liquid
Pipeline connection is provided between distributor；The hydrogen outlet passes through with first liquid distribution trough, second liquid distributor
Pipeline connection is provided on the pipeline between the hydrogen outlet and first liquid distribution trough, second liquid distributor cold
Condenser；The first gas distributor and the second gas distributor are connected to hydrogen storage.
It is set on the first gas distributor and the second gas distributor as a further improvement of the utility model,
It is equipped with hydrogen outlet, the density of the hydrogen outlet is successively reduced from the outside of the gas distributor to inner part.
The first gas distributor and the second gas distributor and hydrogen as a further improvement of the utility model,
First pressure gauge and second pressure gauge are respectively arranged on pipeline between gas memory.
The hydrogen outlet and first liquid distribution trough, second liquid as a further improvement of the utility model,
It is provided on pipeline between distributor and circulating pump.
The hydrogen outlet and the reactor bottom are additionally provided with pressure release as a further improvement of the utility model,
Valve, the relief valve of the reactor bottom are connected to the condenser.
The first gas distributor and the second gas distributor and institute as a further improvement of the utility model,
It states and is provided with flash vessel on the pipeline between hydrogen storage.
The condenser and first liquid distribution trough, second liquid point as a further improvement of the utility model,
Be provided with liquid memory between cloth device, the liquid memory and first liquid distribution trough, second liquid distributor it
Between be respectively arranged with third pressure gauge and the 4th pressure gauge.
The beneficial effects of adopting the technical scheme are that
Solid-state bed hydroprocessing reactor described in the utility model, the lower part of reactor be provided with first gas distributor,
First catalyst bed, the first liquid distribution trough, the top of reactor are provided with second gas distributor, the second catalyst bed,
Two liquid distribution troughs form two groups of gas-liquid counter currents and react generating region, and the reaction temperature for making inside reactor more evenly, reduces anti-
The temperature difference for answering device top and bottom increases the service life of catalyst, improves the quality of product.It is provided with condenser, is made
It can be recycled in reactor from the hydrogen that hydrogen outlet comes out.Hydrogen outlet and reactor bottom are provided with relief valve, instead
The relief valve of device bottom is answered to be connected to the condenser, condenser is connected to liquid memory, when inside reactor reaction temperature
Liquid hydrogen can be stored in spare in liquid memory by relief valve emergency decompression with when hypertonia.It is arranged on distributor
There is hydrogen outlet, the density of hydrogen outlet is successively reduced from the outside of gas distributor to inner part, reactor four when discharging hydrogen
The hydrogen density in week is greater than the emission intensity of hydrogen in the middle part of reactor, makes the reaction temperature of inside reactor more evenly.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the overlooking structure diagram of the utility model liquid distribution trough.
Wherein: 1 first gas distributor, 2 first catalyst beds, 3 first liquid distribution troughs, 4 second gas distributors, 5
Second catalyst bed, 6 second liquid distributors, 7 reactors, 8 condensers, 9 first pressure gauges, 10 second pressure gauges, 11 hydrogen
Memory, 12 flash vessels, 13 gas outlets, 14 liquid memories, 15 third pressure gauges, 16 the 4th pressure gauges, 17 circulating pumps.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, in the following with reference to the drawings and specific embodiments
Clear, complete description is carried out to utility model.
As shown in Figs. 1-2, a kind of solid-state bed hydroprocessing reactor comprising reactor 7 is successively set on described from bottom to top
First gas distributor 1, the first catalyst bed 2, the first liquid distribution trough 3, second gas distributor 4 inside reactor 7,
Two catalyst beds 5 and second liquid distributor 6.Be provided with accordingly on the reactor 7 first gas distributor gas into
Mouth, the first liquid distribution trough liquid-inlet, the gas feed of second gas distributor, second liquid distributor liquid-inlet and hydrogen
It exports, is respectively arranged with catalyst in first catalyst bed 2 and the second catalyst bed 5.The hydrogen outlet and described the
Pipeline connection is provided between one liquid distribution trough 3, second liquid distributor 6.The hydrogen outlet and first liquid point
Cloth device 3, second liquid distributor 6 pass through pipeline connection, the hydrogen outlet and first liquid distribution trough 3, second liquid
Condenser 8 is provided on pipeline between distributor 6.The first gas distributor 1 and the second gas distributor 4 and hydrogen
Gas memory 11 is connected to.
The lower part of reactor is provided with first gas distributor 1, the first catalyst bed 2, the first liquid distribution trough 3, instead
It answers the top of device 7 to be provided with second gas distributor 4, the second catalyst bed 5, second liquid distributor 6, it is inverse to form two groups of gas-liquids
Stream reaction generating region, the reaction temperature for making inside reactor more evenly, reduce the temperature difference on reactor 7 top and bottom, increase
The service life of catalyst, improves the quality of product.
As shown in Fig. 2, being provided with gas outlet 13, institute on the first gas distributor 1 and the second gas distributor 4
The density for stating gas outlet is successively reduced from the outside of the gas distributor to inner part, the hydrogen of 7 surrounding of reactor when discharging hydrogen
Air tightness is greater than the emission intensity of 7 middle part hydrogen of reactor, makes the reaction temperature of inside reactor more evenly.
As shown in Figure 1, between the first gas distributor 1 and the second gas distributor 4 and hydrogen storage
First pressure gauge 9 and second pressure gauge 10 are respectively arranged on pipeline.The hydrogen outlet and first liquid distribution trough 3,
Circulating pump 17 is provided on pipeline between second liquid distributor 6.The condenser 8 and first liquid distribution trough 3, the
It is provided with liquid memory 14 between two liquid distribution troughs 6, the liquid memory 14 and first liquid distribution trough 3, the
Third pressure gauge 15 and the 4th pressure gauge 16 are respectively arranged between two liquid distribution troughs 6.It is provided with condenser 8, circulating pump 17
Allow to be recycled in reactor 7 from the hydrogen that hydrogen outlet comes out.The first gas distributor 1 and the second gas
Flash vessel 12 is provided on pipeline between distributor 4 and the hydrogen storage 11.
The hydrogen outlet and 7 bottom of the reactor are additionally provided with relief valve, the relief valve of 7 bottom of reactor with
The condenser 8 is connected to.Hydrogen outlet and 7 bottom of reactor are provided with relief valve, the relief valve of 7 bottom of reactor with it is described cold
Condenser 8 is connected to, and condenser 8 is connected to liquid memory 14, can be by letting out when 7 internal reaction temperature of reactor and hypertonia
Pressure valve emergency decompression, it is spare in liquid memory 14 by being stored in by the liquid hydrogen of condenser 8.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement；And these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (5)
1. a kind of solid-state bed hydroprocessing reactor, it is characterised in that: it includes reactor (7), is successively set on from bottom to top described
The internal first gas distributor (1) of reactor (7), the first catalyst bed (2), the first liquid distribution trough (3), second gas point
Cloth device (4), the second catalyst bed (5) and second liquid distributor (6)；It is provided with first accordingly on the reactor (7)
Gas distributor gas feed, the first liquid distribution trough liquid-inlet, the gas feed of second gas distributor, second liquid distribution
Device liquid-inlet and hydrogen outlet are respectively arranged with catalyst in first catalyst bed (2) and the second catalyst bed (5)；
The hydrogen outlet and first liquid distribution trough (3), second liquid distributor are provided with pipeline connection between (6)；It is described
Hydrogen outlet and first liquid distribution trough (3), second liquid distributor (6) by pipeline connection, the hydrogen outlet with
Condenser (8) are provided on pipeline between first liquid distribution trough (3), second liquid distributor (6)；First gas
Body distributor (1) and the second gas distributor (4) are connected to hydrogen storage (11)；The hydrogen outlet and the reaction
Device bottom is additionally provided with relief valve, and the relief valve of the reactor bottom is connected to the condenser；The first gas distribution
Flash vessel (12) are provided on pipeline between device (1) and the second gas distributor (4) and the hydrogen storage (11).
2. a kind of solid-state bed hydroprocessing reactor according to claim 1, it is characterised in that: the first gas distributor
(1) and on the second gas distributor (4) it is provided with gas outlet (13), the density of the gas outlet is by the gas distributor
Outside successively reduced to inner part.
3. a kind of solid-state bed hydroprocessing reactor according to claim 1, it is characterised in that: the first gas distributor
(1) first pressure gauge (9) and are respectively arranged on the pipeline between the second gas distributor (4) and hydrogen storage
Two pressure gauges (10).
4. a kind of solid-state bed hydroprocessing reactor according to claim 1, it is characterised in that: the hydrogen outlet and described the
Circulating pump (17) are provided on pipeline between one liquid distribution trough (3), second liquid distributor (6).
5. a kind of solid-state bed hydroprocessing reactor according to claim 1, it is characterised in that: the condenser (8) with it is described
Liquid memory (14), the liquid memory are provided between first liquid distribution trough (3), second liquid distributor (6)
(14) third pressure gauge (15) and are respectively arranged between first liquid distribution trough (3), second liquid distributor (6)
Four pressure gauges (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820198518.4U CN208436812U (en) | 2018-02-06 | 2018-02-06 | A kind of solid-state bed hydroprocessing reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820198518.4U CN208436812U (en) | 2018-02-06 | 2018-02-06 | A kind of solid-state bed hydroprocessing reactor |
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| Publication Number | Publication Date |
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| CN208436812U true CN208436812U (en) | 2019-01-29 |
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| CN201820198518.4U Active CN208436812U (en) | 2018-02-06 | 2018-02-06 | A kind of solid-state bed hydroprocessing reactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112076715A (en) * | 2019-06-12 | 2020-12-15 | 中国石油化工股份有限公司 | Reaction device for preparing isobutyric acid |
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2018
- 2018-02-06 CN CN201820198518.4U patent/CN208436812U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112076715A (en) * | 2019-06-12 | 2020-12-15 | 中国石油化工股份有限公司 | Reaction device for preparing isobutyric acid |
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