CN204973828U - Be listed as reactor controllable temperature gas circulation device - Google Patents
Be listed as reactor controllable temperature gas circulation device Download PDFInfo
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- CN204973828U CN204973828U CN201520736004.6U CN201520736004U CN204973828U CN 204973828 U CN204973828 U CN 204973828U CN 201520736004 U CN201520736004 U CN 201520736004U CN 204973828 U CN204973828 U CN 204973828U
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- tube reactor
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Abstract
The utility model discloses a be listed as reactor controllable temperature gas circulation device, including being listed as tubular reactor, be listed as be equipped with into on the tubular reactor, the gas outlet, the tubular reactor exit gas that is listed as be connected with the buffer tank, the buffer tank is worked off one's feeling vent one's spleen even has pipeline branch, and it has heating gas device to link respectively, gaseous heat sink and warm jar of gaseous accuse, heating gas device is equipped with the heater, and communicate gas through the pipeline and control warm jar, gaseous heat sink is equipped with the cooler, controls warm jar through communicateing gas, the buffer tank still is equipped with the gaseous import that supplyes. The utility model discloses set up heater, cooler, forced circulation pump, buffer tank, made circulated flow of gas realize that the heat shifts, relied on adjust heater and cooler to export gas temperature and make the gas in the gaseous accuse temperature jar reach required reaction temperature to the catalyst kept in suitable temperature in the messenger was listed as tubular reactor.
Description
Technical field
The utility model relates to a kind of chemical plant installations, refers to a kind of shell-and-tube reactor controllable temperature gas-recycling plant especially.
Background technology
Shell-and-tube reactor adopts tubular type catalytic bed, and catalyst is contained in pipe, to increase the heat transfer area of unit volume catalytic bed.Fluid flows or vaporizes to regulate reaction temperature between pipe.Rational selection fluid is the key controlling reaction temperature and keep stable operation.Technical requirement: the temperature difference between the temperature of fluid and catalytic bed is little, but must reaction temperature be regulated.The major advantage of shell and tube reactor is: during reaction, catalyst layer has a narrow range of temperature, synthetic reaction is almost carry out under isothermal conditions, and reactor removes effective heat, adopts low circulating current to limit maximum temperature, reaction isothermal is carried out, synthesis byproduct effectively can be reduced.Manage in-built catalyst, by circulation of fluid between pipe, control reaction temperature with very large heat exchange area, reach the object close to isothermal reaction.Conventional art adopts steam direct heating to heat up, because vapor (steam) temperature, pressure are higher, easily cause catalyst local temperature too high, affect catalyst service life, thus reduce the operating efficiency of reactor, or use thermophore to take away heat, but the selection of thermophore is comparatively harsh, is unfavorable for that production technology is carried out.
Utility model content
The utility model solves prior art and there is the problem that steam direct heating intensification affects catalyst service life and the ineffective technical problem of reactor and selection thermophore difficulty, there is provided a kind of shell-and-tube reactor controllable temperature gas-recycling plant, to overcome the deficiencies in the prior art.
The utility model is that technical solution problem is achieved through the following technical solutions: a kind of shell-and-tube reactor controllable temperature gas-recycling plant, comprise shell and tube reactor, described shell and tube reactor be provided with into, gas outlet, described shell and tube reactor exit gas is connected with surge tank, described surge tank is worked off one's feeling vent one's spleen and is connected with pipe branch, be connected with heated air device respectively, gas cooling device and gas temperature control tank, described heated air device is provided with heater, by pipeline communication to gas temperature control tank, described gas cooling device is provided with cooler, by being communicated to gas temperature control tank, described surge tank is also provided with gas make-up import.During operation, first start forced circulation pump, after checking that flow is normal, heater and cooler again, by regulating heater and cooler, enters in gas temperature control tank by gas, outlet temperature in adjustments of gas temperature control tank meets the temperature of reaction needed to closing, after question response system stability, close forced circulation pump in good time, make gas body be that power realizes self-loopa with reaction heat between shell and tube reactor and surge tank.
In order to realize the utility model better, further, described shell-and-tube reactor controllable temperature gas-recycling plant, described heater is thermal resistance wire heating.Also other mode of heatings can be selected to heat, in principle, can under the same conditions, ensure the identical heating effect of heating mode can, here preferably, thermal resistance wire heats.
In order to realize the utility model better, further, described shell-and-tube reactor controllable temperature gas-recycling plant, described cooler is that dry ice cools.Also other mode of heatings can be selected to lower the temperature, in principle, can under the same conditions, ensure the identical cooling-down effect of heating mode can, here preferably, dry ice gasification heating.
In order to realize the utility model better, further, described shell-and-tube reactor controllable temperature gas-recycling plant, described gas temperature control tank is provided with thermometer and pressure gauge.Be provided with thermometer and forcing press, the state of gas in gas temperature control tank can be known, by control heater and cooler, regulate the temperature of desired gas in shell-and-tube reactor.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is provided with heater, cooler, forced circulation pump, surge tank, gas flowing capable of circulation is made to realize transfer of heat, rely on and regulate heater and cooler Outlet Gas Temperature to make the gas in gas temperature control tank reach required reaction temperature, thus make shell and tube reactor inner catalyst remain on suitable temperature.
Accompanying drawing explanation
By reading the detailed description done non-limiting example with reference to the following drawings, other features of the present utility model, object and advantage will change to obviously:
Fig. 1 is overall structure schematic diagram of the present utility model.
Wherein: 1. shell and tube reactor, 2. forced circulation pump, 3. surge tank, 4. heater, 5. cooler, 6. gas temperature control tank, 7. gas make-up import.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Also can be directly be connected, also can be indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
Embodiment:
According to Fig. 1, the utility model comprises shell and tube reactor 1, described shell and tube reactor 1 is provided with inlet, outlet, described shell and tube reactor 1 exit gas is connected with surge tank 3, described surge tank 3 is worked off one's feeling vent one's spleen and is connected with pipe branch, be connected with heated air device respectively, gas cooling device and gas temperature control tank 6, described heated air device is provided with heater 4, by pipeline communication to gas temperature control tank 6, described gas cooling device is provided with cooler 5, and by being communicated to gas temperature control tank 6, described surge tank 3 is also provided with gas make-up import 7.
Wherein, described heater 4 is thermal resistance wire heating, and described cooler 5 cools for dry ice, and described gas temperature control tank 6 is provided with thermometer and pressure gauge.
Operation principle of the present utility model is: gas body can be made to circulate between shell and tube reactor 1, forced circulation pump 2, surge tank 3, heater 4, cooler 5 and realize transfer of heat; During operation, first start forced circulation pump 2, after checking that flow is normal, then heater 4 and cooler 5, by regulating heater 4 and cooler 5, entered by gas in gas temperature control tank 6, the outlet temperature in adjustments of gas temperature control tank 6 meets the temperature of reaction needed to closing, after question response system stability, in good time closedown forced circulation pump 2, make gas body realize self-loopa between shell and tube reactor 1 and surge tank 3, surge tank 3 has gas make-up import 7, ensures the abundance of surge tank 3 gas.
As mentioned above, then the utility model can be realized well.
Although illustrate and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: do not departing under principle of the present utility model and aim and can carry out multiple change, amendment, replacement and modification to these embodiments, scope of the present utility model is by claim and equivalents thereof.
Claims (4)
1. a shell-and-tube reactor controllable temperature gas-recycling plant, comprise shell and tube reactor (1), described shell and tube reactor (1) be provided with into, gas outlet, it is characterized in that: described shell and tube reactor (1) exit gas is connected with surge tank (3), described surge tank (3) is worked off one's feeling vent one's spleen and is connected with pipe branch, be connected with heated air device respectively, gas cooling device and gas temperature control tank (6), described heated air device is provided with heater (4), by pipeline communication to gas temperature control tank (6), described gas cooling device is provided with cooler (5), by being communicated to gas temperature control tank (6), described surge tank (3) is also provided with gas make-up import (7).
2. shell-and-tube reactor controllable temperature gas-recycling plant according to claim 1, is characterized in that: described heater (4) is thermal resistance wire heating.
3. shell-and-tube reactor controllable temperature gas-recycling plant according to claim 1, is characterized in that: described cooler (5) cools for dry ice.
4. shell-and-tube reactor controllable temperature gas-recycling plant according to claim 1, is characterized in that: described gas temperature control tank (6) is provided with thermometer and pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520736004.6U CN204973828U (en) | 2015-09-22 | 2015-09-22 | Be listed as reactor controllable temperature gas circulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520736004.6U CN204973828U (en) | 2015-09-22 | 2015-09-22 | Be listed as reactor controllable temperature gas circulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204973828U true CN204973828U (en) | 2016-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520736004.6U Expired - Fee Related CN204973828U (en) | 2015-09-22 | 2015-09-22 | Be listed as reactor controllable temperature gas circulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204973828U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105056843A (en) * | 2015-09-22 | 2015-11-18 | 成都艾比科生物科技有限公司 | Multi-tubular reactor controllable temperature gas circulating device |
| CN113663508A (en) * | 2021-06-28 | 2021-11-19 | 江苏亿超环境科技有限公司 | Catalytic oxidation treatment device and treatment method for tail gas |
-
2015
- 2015-09-22 CN CN201520736004.6U patent/CN204973828U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105056843A (en) * | 2015-09-22 | 2015-11-18 | 成都艾比科生物科技有限公司 | Multi-tubular reactor controllable temperature gas circulating device |
| CN113663508A (en) * | 2021-06-28 | 2021-11-19 | 江苏亿超环境科技有限公司 | Catalytic oxidation treatment device and treatment method for tail gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20160922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |