CN214469621U - Heat dissipation system for ethylene oligomerization reactor - Google Patents
Heat dissipation system for ethylene oligomerization reactor Download PDFInfo
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- CN214469621U CN214469621U CN202120574338.3U CN202120574338U CN214469621U CN 214469621 U CN214469621 U CN 214469621U CN 202120574338 U CN202120574338 U CN 202120574338U CN 214469621 U CN214469621 U CN 214469621U
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Abstract
The application relates to a heat dissipation system for an ethylene oligomerization reactor, which comprises a cooling assembly arranged on the oligomerization reactor, a water inlet assembly used for supplying cooling water to the cooling assembly, and a water outlet assembly used for collecting the cooling water from the cooling assembly, wherein the cooling assembly comprises a cooling water inlet pipe communicated with the water inlet assembly, a cooling pipe wound on the oligomerization reactor from top to bottom, and a cooling water outlet pipe communicated with the water outlet assembly; one end of the cooling pipe close to the cooling water inlet pipe is communicated with one end of the cooling water inlet pipe far away from the water inlet assembly, and one end of the cooling pipe close to the cooling water outlet pipe is communicated with one end of the cooling water outlet pipe far away from the water outlet assembly. The water inlet assembly injects cooling water into the cooling water inlet pipe, the cooling water flows through the cooling pipe and the cooling water outlet pipe in sequence and then flows to the water outlet assembly, the heat of the oligomerization reactor is taken away, and the oligomerization reactor is at a proper reaction temperature as far as possible. This application has and cools down, radiating effect to the oligomerization reactor.
Description
Technical Field
The application relates to the technical field of chemical material reactor heat dissipation, in particular to a heat dissipation system for an ethylene oligomerization reactor.
Background
Alpha olefin is an important organic chemical intermediate and is widely used in the industries of agriculture, food industry and the like. At present, Chevron process, BP Amoco process, SHOP process and Phillips process are mainly used for producing alpha olefin, and the ethylene oligomerization process which is independently researched and developed in China is mainly used for producing the alpha olefin, and the process of synthesizing the alpha olefin by ethylene oligomerization is a process with high mass transfer and high heat release.
Ethylene can emit a large amount of heat in the polymerization reaction process, if the heat generated by the reaction is not taken away in time, the temperature runaway phenomenon of the reactor is easily generated, so that the reactor implosion is caused, a large amount of high polymers are generated by the reaction, and the selectivity of converting the ethylene into the alpha olefin is reduced. Therefore, the ethylene polymerization reaction has high requirements on a heat removal system of the reactor, but the heat removal mode in the traditional stirring reaction kettle and the kettle is difficult to meet the heat dissipation requirements of the ethylene oligomerization process on the reactor.
Aiming at the related technologies, the inventor considers that the traditional stirring reaction kettle and the heat removal mode in the kettle have the defect that the heat dissipation requirement of the ethylene oligomerization process on the reactor is difficult to meet.
SUMMERY OF THE UTILITY MODEL
In order to better satisfy the heat dissipation requirement of ethylene oligomerization reaction process to ethylene oligomerization reactor, this application provides a cooling system for ethylene oligomerization reactor.
The application provides a cooling system for an ethylene oligomerization reactor adopts following technical scheme:
a heat dissipation system for an ethylene oligomerization reactor comprises a cooling assembly arranged on the oligomerization reactor, a water inlet assembly used for supplying cooling water to the cooling assembly, and a water outlet assembly used for collecting the cooling water from the cooling assembly, wherein the cooling assembly comprises a cooling water inlet pipe communicated with the water inlet assembly, a cooling pipe wound on the oligomerization reactor from top to bottom, and a cooling water outlet pipe communicated with the water outlet assembly; the one end that the cooling tube is close to the cooling inlet tube communicates with the one end that the cooling inlet tube kept away from into water the subassembly, the one end that the cooling tube is close to the cooling outlet pipe communicates with the one end that the cooling outlet pipe kept away from out water the subassembly.
Through adopting above-mentioned technical scheme, the subassembly of intaking pours into the cooling water into the cooling inlet tube into with the cooling water, and the cooling water flows through cooling tube, cooling outlet pipe in proper order, then flows to the water outlet subassembly, and the heat of oligomerization reactor is taken away to this in-process, aligns and gathers the reactor and cool down, dispel the heat, makes oligomerization reactor be in suitable reaction temperature as far as possible.
Optionally, the water inlet assembly comprises a water inlet tank and a water inlet pump arranged in the water inlet tank, and the cooling water inlet pipe extends into the water inlet tank and is connected with the water inlet pump.
Through adopting above-mentioned technical scheme, the work of intake pump drives in the cooling water initiative flow direction cooling intake pipe for the velocity of flow of cooling water promotes the radiating efficiency.
Optionally, a transparent observation window is arranged on one side wall of the water inlet tank.
Through adopting above-mentioned technical scheme, operating personnel can observe the volume of the cooling water of intaking in the incasement through the observation window, when the cooling water is not enough, can in time add.
Optionally, the water outlet assembly comprises a water outlet tank, and the cooling water outlet pipe is communicated with the water outlet tank.
By adopting the technical scheme, the cooling water carries the heat of the oligomerization reactor to flow into the water storage tank, so that the cooling water is convenient to collect, and the waste is reduced.
Optionally, the water circulation system further comprises a water circulation assembly, wherein the water circulation assembly comprises a water outlet circulation pipe communicated with the water outlet tank and a water inlet circulation pipe communicated with the water inlet tank, a heat dissipation pipe set is arranged between the water inlet circulation pipe and the water outlet circulation pipe, and the heat dissipation pipe set is communicated with the water inlet circulation pipe and the water outlet circulation pipe; the water outlet assembly further comprises a water outlet pump arranged in the water outlet tank, and the water outlet pump is communicated with the water outlet circulating pipe.
By adopting the technical scheme, the cooling water in the water outlet tank is conveyed to the water outlet circulating pipe by the action of the water outlet pump in the water outlet tank and then enters the water inlet tank through the radiating pipe group and the water inlet circulating pipe, so that the circulation of the cooling water is realized, and the waste of the cooling water is reduced.
Optionally, the heat dissipation pipe set comprises a water inlet heat dissipation transverse pipe communicated with the water inlet circulating pipe and a water outlet heat dissipation transverse pipe communicated with the water outlet circulating pipe, a plurality of heat dissipation vertical pipes are arranged between the water inlet heat dissipation transverse pipe and the water outlet heat dissipation transverse pipe, and two ends of each heat dissipation vertical pipe are respectively communicated with the water inlet heat dissipation transverse pipe and the water outlet heat dissipation transverse pipe.
Through adopting above-mentioned technical scheme, a plurality of heat dissipation standpipe dispels the heat to the cooling water simultaneously, promotes the cooling water radiating efficiency, makes the cooling water of backward flow reduce the temperature as far as, flows into the case of intaking again, reuses.
Optionally, a plurality of heat dissipation standpipe is the interval setting.
Through adopting above-mentioned technical scheme, the heat dissipation standpipe interval sets up, can promote the radiating efficiency.
Optionally, a heat dissipation fan is arranged on one side of the heat dissipation pipe set, and an air outlet of the heat dissipation fan faces the heat dissipation pipe set.
Through adopting above-mentioned technical scheme, radiator fan makes the thermal convection of cooling tube group surface accelerate, further promotes the radiating efficiency.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the cooling water flows through the cooling pipe to take away the heat of the oligomerization reactor, and the oligomerization reactor is cooled and radiated by aligning the oligomerization reactor, so that the oligomerization reactor is at a proper reaction temperature as far as possible;
2. the cooling water is cooled down through the heat dissipation of cooling tube group, can recycle.
Drawings
Fig. 1 is a schematic structural diagram of an overall heat dissipation system for an ethylene oligomerization reactor in the embodiment of the application.
Description of reference numerals: 1. an oligomerization reactor; 2. a water intake assembly; 21. a water inlet tank; 211. an observation window; 22. a water inlet pump; 3. a cooling assembly; 31. cooling the water inlet pipe; 32. a cooling tube; 33. cooling the water outlet pipe; 4. a water outlet assembly; 41. a water outlet tank; 42. discharging the water pump; 5. a water circulation assembly; 51. a water outlet circulating pipe; 52. a heat dissipation tube set; 521. a horizontal water inlet heat dissipation pipe; 522. a horizontal water outlet heat dissipation pipe; 523. a heat dissipation vertical pipe; 53. a water inlet circulating pipe; 54. a heat dissipation fan.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The application relates to a heat dissipation system for an ethylene oligomerization reactor, which has the functions of dissipating heat and cooling the ethylene oligomerization reactor 1.
The embodiment of the application discloses a heat dissipation system for an ethylene oligomerization reactor.
Referring to fig. 1, a heat dissipation system for an ethylene oligomerization reactor comprises a water inlet assembly 2, a cooling assembly 3, a water outlet assembly 4 and a water circulation assembly 5.
The cooling water is from intaking subassembly 2 to cooling module 3, and then to going out water subassembly 4, and this in-process, the high heat that oligomerization reactor 1 gived off is taken away to the cooling water, makes oligomerization reactor 1 dispel the heat, cool down, is in suitable reaction temperature. The cooling water in the water outlet assembly 4 flows into the water inlet assembly 2 through the water circulation assembly 5, so that the water circulation is realized, and the waste of water is reduced.
In order to better cool the oligomerization reactor 1, the water inlet component 2 comprises a water inlet tank 21 and a water inlet pump 22, the cooling component 3 comprises a cooling water inlet pipe 31, a cooling pipe 32 and a cooling water outlet pipe 33, and the water outlet component 4 comprises a water outlet tank 41. The cooling pipe 32 is wound on the oligomerization reactor 1 from top to bottom along the circumferential direction of the oligomerization reactor 1 and is fixed on the oligomerization reactor 1 by welding. The upper end of the cooling pipe 32 in the vertical direction is communicated with the cooling water inlet pipe 31, and the lower end of the cooling pipe 32 in the vertical direction is communicated with the cooling water outlet pipe 33. One end of the cooling water inlet pipe 31, which is far away from the cooling pipe 32, extends into the water inlet tank 21 to be communicated with the water inlet tank 21, the water inlet pump 22 is arranged in the water inlet tank 21, and the cooling water inlet pipe 31 is connected with the water inlet pump 22. The cooling water outlet pipe 33 extends into the water outlet tank 41 and is communicated with the water outlet tank 41. The through groove has been seted up on the case 21 lateral wall of intaking, and it has transparent observation window 211 to lead to the inslot to inlay, and observation window 211 can be transparent glass, makes things convenient for operating personnel to observe the water yield in the case 21 of intaking, when the water yield was not enough, can in time add water.
The water inlet pump 22 starts, injects the cooling water into the cooling inlet pipe 31, and the cooling water flows through the cooling inlet pipe 31, the cooling tube 32, the cooling outlet pipe 33 in proper order, then flows to the outlet box 41 in, and this in-process, the heat of the reactor 1 that oligomerizes has been taken away to the cooling water, makes the reactor 1 that oligomerizes dispel the heat, the cooling effect is better. The cooling water flows into the water outlet tank 41, so that the cooling water is collected, and the waste is reduced.
In order to recycle the cooling water, a water outlet pump 42 is disposed in the water outlet tank 41, and the water circulation module 5 includes a water outlet circulation pipe 51, a heat dissipation pipe set 52 and a water inlet circulation pipe 53. One end of the water outlet circulation pipe 51 extends into the water outlet tank 41 and is communicated with the water outlet tank 41, one end of the water outlet circulation pipe 51 extending into the water outlet tank 41 is connected with the water outlet pump 42, and one end of the water outlet circulation pipe 51 far away from the water outlet tank 41 is communicated with the radiating pipe group 52. One end of the inlet water circulating pipe 53 extends into the inlet water tank 21 and is communicated with the inlet water tank 21, and one end of the inlet water circulating pipe 53, which is far away from the inlet water tank 21, is communicated with one end of the radiating pipe group 52, which is far away from the outlet water circulating pipe 51.
The water outlet pump 42 is started to inject cooling water into the water outlet circulating pipe 51, the cooling water flows through the heat dissipation pipe set 52 and the water inlet circulating pipe 53 through the water outlet circulating pipe 51 and then flows into the water inlet tank 21, the backflow reuse of the cooling water is realized, and the waste of the cooling water is reduced.
In order to better dissipate and cool the returned cooling water and facilitate recycling, the heat dissipation pipe set 52 includes a horizontal water inlet heat dissipation pipe 521, a horizontal water outlet heat dissipation pipe 522 and a vertical heat dissipation pipe 523. The horizontal inlet heat dissipation pipe 521 is communicated with the inlet circulation pipe 53, the horizontal outlet heat dissipation pipe 522 is communicated with the outlet circulation pipe 51, and the horizontal inlet heat dissipation pipe 521 is arranged in parallel with the horizontal outlet heat dissipation pipe 522. The heat dissipation vertical pipe 523 is provided with a plurality of heat dissipation vertical pipes 523, the heat dissipation vertical pipe 523 is arranged between the water inlet heat dissipation transverse pipe 521 and the water outlet heat dissipation transverse pipe 522, two ends of the heat dissipation vertical pipe 523 are respectively communicated with the water inlet heat dissipation transverse pipe 521 and the water outlet heat dissipation transverse pipe 522, and the heat dissipation vertical pipe 523 is vertically arranged with the water inlet heat dissipation transverse pipe 521 and the water outlet heat dissipation transverse pipe 522. The plurality of vertical heat dissipation pipes 523 are arranged at intervals, so that the heat dissipation effect is better. In order to enhance the heat dissipation effect, a heat dissipation fan 54 is disposed at one side of the heat dissipation pipe set 52, and an air outlet of the heat dissipation fan 54 faces the heat dissipation vertical pipe 523.
The returned cooling water flows into the horizontal outlet heat dissipation pipes 522, the vertical heat dissipation pipes 523, the horizontal inlet heat dissipation pipes 521 and the circulating inlet pipes 53 through the circulating outlet pipes 51. In the process, the cooling water is cooled and dissipated, and is suitable for reuse. Then the cooling fan 54 is started to blow air to the vertical cooling pipe 523, so that the heat convection of the vertical cooling pipe 523 and the heat dissipation and cooling effects of the vertical cooling pipe 523 are improved, the temperature of the returned cooling water is reduced, and the cooling water is more convenient to recycle.
The implementation principle of the heat dissipation system for the ethylene oligomerization reactor in the embodiment of the application is as follows:
first, the heat dissipation cooling, intake pump 22 start, to pouring into the cooling water in the cooling inlet tube 31, the cooling water flows through cooling inlet tube 31, cooling tube 32, cooling outlet pipe 33 in proper order, then flows to in the water tank 41, and this in-process, the heat of the reactor 1 of oligomerizing has been taken away to the cooling water, makes the reactor 1 of oligomerizing dispel the heat, the cooling effect is better. The cooling water flows into the water outlet tank 41, so that the cooling water is collected, and the waste is reduced.
And secondly, recycling, namely, starting the water outlet pump 42 to inject cooling water into the water outlet circulating pipe 51, wherein the cooling water flows through the heat dissipation pipe set 52 and the water inlet circulating pipe 53 from the water outlet circulating pipe 51 and then flows into the water inlet tank 21, so that the cooling water is recycled, and the waste of the cooling water is reduced.
And thirdly, cooling water is cooled in the cooling water circulation process, and the returned cooling water flows into the water outlet heat dissipation transverse pipe 522, the plurality of heat dissipation vertical pipes 523, the water inlet heat dissipation transverse pipe 521 and the water inlet circulation pipe 53 from the water outlet circulation pipe 51. In the process, the cooling water is cooled and dissipated, and is suitable for reuse. Then the cooling fan 54 is started to blow air to the vertical cooling pipe 523, so that the heat convection of the vertical cooling pipe 523 and the heat dissipation and cooling effects of the vertical cooling pipe 523 are improved, the temperature of the returned cooling water is reduced, and the cooling water is more convenient to recycle.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A cooling system for an ethylene oligomerization reactor is characterized in that: the device comprises a cooling component (3) arranged on an oligomerization reactor (1), a water inlet component (2) used for supplying cooling water to the cooling component (3), and a water outlet component (4) used for collecting the cooling water from the cooling component (3), wherein the cooling component (3) comprises a cooling water inlet pipe (31) communicated with the water inlet component (2), a cooling pipe (32) wound on the oligomerization reactor (1) from top to bottom, and a cooling water outlet pipe (33) communicated with the water outlet component (4); one end that cooling tube (32) are close to cooling inlet tube (31) communicates with the one end that water inlet unit (2) were kept away from in cooling inlet tube (31), the one end that cooling tube (32) are close to cooling outlet pipe (33) communicates with the one end that water outlet unit (4) were kept away from in cooling outlet pipe (33).
2. The heat dissipation system for the ethylene oligomerization reactor as recited in claim 1, wherein: the water inlet assembly (2) comprises a water inlet tank (21) and a water inlet pump (22) arranged in the water inlet tank (21), and the cooling water inlet pipe (31) extends into the water inlet tank (21) and is connected with the water inlet pump (22).
3. The heat dissipation system for the ethylene oligomerization reactor as recited in claim 2, wherein: a transparent observation window (211) is arranged on one side wall of the water inlet tank (21).
4. The heat dissipation system for the ethylene oligomerization reactor as recited in claim 1, wherein: the water outlet assembly (4) comprises a water outlet tank (41), and the cooling water outlet pipe (33) is communicated with the water outlet tank (41).
5. The heat dissipation system for the ethylene oligomerization reactor as recited in claim 4, wherein: the water circulation assembly (5) comprises a water outlet circulation pipe (51) communicated with the water outlet tank (41) and a water inlet circulation pipe (53) communicated with the water inlet tank (21), a heat dissipation pipe set (52) is arranged between the water inlet circulation pipe (53) and the water outlet circulation pipe (51), and the heat dissipation pipe set (52) is communicated with the water inlet circulation pipe (53) and the water outlet circulation pipe (51); the water outlet assembly (4) further comprises a water outlet pump (42) arranged in the water outlet tank (41), and the water outlet pump (42) is communicated with a water outlet circulating pipe (51).
6. The heat dissipation system for the ethylene oligomerization reactor as recited in claim 5, wherein: the heat dissipation pipe set (52) comprises a water inlet heat dissipation transverse pipe (521) communicated with a water inlet circulating pipe (53) and a water outlet heat dissipation transverse pipe (522) communicated with a water outlet circulating pipe (51), a plurality of heat dissipation vertical pipes (523) are arranged between the water inlet heat dissipation transverse pipe (521) and the water outlet heat dissipation transverse pipe (522), and two ends of each heat dissipation vertical pipe (523) are respectively communicated with the water inlet heat dissipation transverse pipe (521) and the water outlet heat dissipation transverse pipe (522).
7. The heat dissipation system for the ethylene oligomerization reactor as recited in claim 6, wherein: the plurality of heat dissipation vertical pipes (523) are arranged at intervals.
8. The heat dissipation system for the ethylene oligomerization reactor as recited in claim 7, wherein: and a heat dissipation fan (54) is arranged on one side of the heat dissipation pipe set (52), and an air outlet of the heat dissipation fan (54) faces the heat dissipation pipe set (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120574338.3U CN214469621U (en) | 2021-03-20 | 2021-03-20 | Heat dissipation system for ethylene oligomerization reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120574338.3U CN214469621U (en) | 2021-03-20 | 2021-03-20 | Heat dissipation system for ethylene oligomerization reactor |
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| Publication Number | Publication Date |
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| CN214469621U true CN214469621U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120574338.3U Active CN214469621U (en) | 2021-03-20 | 2021-03-20 | Heat dissipation system for ethylene oligomerization reactor |
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- 2021-03-20 CN CN202120574338.3U patent/CN214469621U/en active Active
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