CN210291819U - Chloroethylene conversion heat energy recovery system - Google Patents
Chloroethylene conversion heat energy recovery system Download PDFInfo
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- CN210291819U CN210291819U CN201921197036.8U CN201921197036U CN210291819U CN 210291819 U CN210291819 U CN 210291819U CN 201921197036 U CN201921197036 U CN 201921197036U CN 210291819 U CN210291819 U CN 210291819U
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Abstract
The utility model discloses a chloroethylene conversion heat energy recovery system, which comprises a converter; the notch of the conversion hot water tank is a closed notch; the first pipeline is used for connecting the converter and the conversion hot water tank, and a water-vapor separator is arranged on the first pipeline; the second pipeline is used for connecting the conversion hot water tank and the water-vapor separator, and a vapor absorption tower is also arranged on the second pipeline; the conversion hot water tank is respectively communicated with the converter, the reboiler and the heat exchanger through a third pipeline. This chloroethylene conversion heat recovery system can effectively reduce heat consumption, avoids heat energy waste, delays the electrochemical corrosion of water equipment simultaneously.
Description
Technical Field
The utility model relates to a heat recovery technical field, in particular to chloroethylene conversion heat recovery system.
Background
The heat of the chloroethylene synthesis reaction is brought back to the conversion hot water tank through the circulating hot water, and because the notch of the conversion hot water tank is in an open state, the hot water in a boiling state is vaporized in a flash evaporation mode in the conversion hot water tank and is emptied in a steam mode, and the hot water is required to be supplemented after being emptied, so that the use consumption of the hot water is increased, meanwhile, the hot water is continuously vaporized, the chlorine radicals in the water are continuously concentrated and increased, and the electrochemical corrosion of water-using equipment is accelerated after the chlorine radicals are increased.
Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a heat recovery system for converting vinyl chloride into heat energy, which can effectively reduce heat consumption, avoid heat energy waste, and delay electrochemical corrosion of water consuming equipment.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a chloroethylene conversion heat recovery system can effectively reduce heat consumption, avoids heat energy extravagant, delays the electrochemical corrosion of water equipment simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme:
a vinyl chloride conversion heat energy recovery system comprising:
a converter;
the notch of the conversion hot water tank is a closed notch;
the first pipeline is used for connecting the converter and the conversion hot water tank, and a water-vapor separator is arranged on the first pipeline;
the second pipeline is used for connecting the hot conversion water tank and the water-vapor separator, and a vapor absorption tower is further arranged on the second pipeline;
the conversion hot water tank is respectively communicated with the converter, the reboiler and the heat exchanger through a third pipeline.
Preferably, the conversion hot water tank comprises a tank body and a top cover arranged on the tank body, and the top cover is provided with a through hole communicated with the first pipeline and the second pipeline.
Preferably, a water pump for providing pressure is further arranged on the third pipeline.
Preferably, the water-vapor separator comprises an upper cavity and a lower cavity;
the lower cavity is provided with a water vapor inlet, and the water vapor inlet is connected with the outlet of the converter;
the upper cavity body is provided with a first steam outlet and a second steam outlet, and the first steam outlet and the second steam outlet are respectively communicated with the conversion hot water tank.
Preferably, the steam absorption tower includes the tower body, be provided with the baffle in the tower body, the baffle will the inner chamber of tower body is separated for water storage chamber and steam chamber, just the water storage chamber is arranged in steam chamber lower part.
Preferably, a plurality of water flow holes are formed in the partition plate, and the water flow holes are uniformly distributed along the circumferential direction of the partition plate.
Preferably, a porcelain ring for liquid to pass through is further arranged in the steam cavity.
Preferably, the vapor absorption column is in communication with the reboiler and the heat exchanger via lines, respectively.
According to the technical scheme, the chloroethylene conversion energy recovery system comprises a converter; the notch of the conversion hot water tank is a closed notch; the first pipeline is used for connecting the converter and the conversion hot water tank, and a water-vapor separator is arranged on the first pipeline; the second pipeline is used for connecting the conversion hot water tank and the water-vapor separator, and a vapor absorption tower is also arranged on the second pipeline; the conversion hot water tank is respectively communicated with the converter, the reboiler and the heat exchanger through a third pipeline. The conversion backwater in the converter enters a water-vapor separator, the conversion backwater is vaporized in the water-vapor separator, the vaporized hot water in the water-vapor separator enters a hot water conversion tank through a first pipeline, the steam enters a steam absorption tower through a second pipeline and is converted into hot water and then returns to a conversion hot water tank again, and the hot water in the conversion hot water tank respectively enters the converter, a reboiler and a heat exchanger through a third pipeline for use. Therefore, the chloroethylene conversion heat energy recovery system can effectively reduce heat consumption, avoid heat energy waste and delay the electrochemical corrosion of water equipment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art are briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a heat recovery system for converting vinyl chloride disclosed in an embodiment of the present invention.
Wherein, each part name is as follows:
1-converter, 2-conversion hot water tank, 3-first pipeline, 4-steam separator, 5-second pipeline, 6-steam absorption tower, 61-tower body, 62-partition plate, 63-water storage cavity, 64-steam cavity, 7-third pipeline, 8-reboiler, 9-heat exchanger and 10-water pump.
Detailed Description
In view of this, the core of the utility model is to provide a chloroethylene conversion heat recovery system, can effectively reduce heat consumption, avoid heat energy waste, delay the electrochemical corrosion of water equipment simultaneously.
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.
As shown in fig. 1, the energy recovery system for converting vinyl chloride disclosed in the embodiment of the present invention comprises a converter 1; the conversion hot water tank 2 is provided with a closed notch at the notch of the conversion hot water tank 2; a first pipeline 3 for connecting the converter 1 and the conversion hot water tank 2, and a water-vapor separator 4 is arranged on the first pipeline 3; the second pipeline 5 is used for connecting the hot water conversion tank 2 and the water-vapor separator 4, and the second pipeline 5 is also provided with a vapor absorption tower 6; the hot water conversion tank 2 is respectively communicated with the converter 1, the reboiler 8 and the heat exchanger 9 through a third pipeline 7.
The conversion backwater in the converter 1 enters the water-steam separator 4, the conversion backwater is vaporized in the water-steam separator 4, the vaporized hot water in the water-steam separator 4 enters the hot water conversion tank 2 through the first pipeline 3, the steam enters the steam absorption tower 6 through the second pipeline 5 and is converted into hot water and then returns to the conversion hot water tank 2 again, and the hot water in the conversion hot water tank 2 respectively enters the converter 1, the reboiler 8 and the heat exchanger 9 through the third pipeline 7 for use. Therefore, the chloroethylene conversion heat energy recovery system can effectively reduce heat consumption, avoid heat energy waste and delay the electrochemical corrosion of water equipment.
It should be noted that the hot water reforming tank 2 includes a tank body and a top cover disposed on the tank body, and the top cover is provided with a through hole for communicating with the first pipeline 3 and the second pipeline 5.
Wherein, the reboiler 8 is used for the rectification process, and the heat exchanger 9 is a heat exchanger of primary brine.
Since the bottom end of the reforming hot water tank 2 is connected to the reformer 1, in order to allow the hot water in the reforming hot water tank 2 to enter the reformer 1, a water pump 10 is disposed on the third pipeline 7, particularly between the reforming hot water tank 2 and the reformer 1, and by controlling the water pump 10, the hot water in the reforming hot water tank 2 can smoothly enter the reformer 1 under the pressure of the water pump 10.
The water-vapor separator 4 comprises an upper cavity and a lower cavity, wherein the lower cavity is provided with a water-vapor inlet, the water-vapor inlet is connected with the outlet of the converter 1, and the converted return water in the converter 1 enters the water-vapor separator 4 from the water-vapor inlet; the upper cavity body is provided with a first vapor outlet and a second vapor outlet, and the first vapor outlet and the second vapor outlet are respectively communicated with the conversion hot water tank 2. Hot water from the water-vapor separator 4 enters the reforming hot water tank 2 through the first pipeline 3, and steam from the water-vapor separator 4 enters the steam absorption tower 6 through the second pipeline 5, is converted into hot water, and then enters the reforming hot water tank 2.
The steam absorption tower 6 comprises a tower body 61, wherein a partition plate 62 is arranged in the tower body 61, the partition plate 62 divides the inner cavity of the tower body 61 into a water storage cavity 63 and a steam cavity 64, the water storage cavity 63 is arranged at the lower part of the steam cavity 64, hot water in the steam absorption tower 6 flows into the conversion hot water tank 2 through the water storage cavity 63, and steam in the steam absorption tower 6 enters the reboiler 8 and the heat exchanger 9 through the steam cavity 64.
It should be further noted that a plurality of water flow holes are disposed on the partition plate 62, and the water flow holes are uniformly distributed along the circumferential direction of the partition plate 62. The water vapor entering the steam absorption tower 6 enters the water storage cavity 63 through the water flowing holes on the partition plate 41, and then enters the reforming hot water tank 2 through the second pipeline 5.
It can be understood that a ceramic ring for liquid to pass through is further disposed in the steam chamber 64, and water flowing out from the reboiler 8 and the heat exchanger 9 passes through the ceramic ring, and flows down along the ceramic ring to absorb and utilize steam in the steam chamber 64.
Of course, the vapor absorption column 6 is in line communication with the reboiler 8 and the heat exchanger 9, respectively, through a line.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A vinyl chloride conversion heat energy recovery system, comprising:
a converter (1);
the device comprises a conversion hot water tank (2), wherein a notch of the conversion hot water tank (2) is a closed notch;
the first pipeline (3) is used for connecting the converter (1) and the conversion hot water tank (2), and a water-steam separator (4) is arranged on the first pipeline (3);
the second pipeline (5) is used for connecting the conversion hot water tank (2) and the water-vapor separator (4), and a vapor absorption tower (6) is also arranged on the second pipeline (5);
the conversion hot water tank (2) is respectively communicated with the converter (1), the reboiler (8) and the heat exchanger (9) through a third pipeline (7).
2. The vinyl chloride conversion heat energy recovery system according to claim 1, wherein the conversion hot water tank (2) comprises a tank body and a top cover arranged on the tank body, and the top cover is provided with a through hole for communicating with the first pipeline (3) and the second pipeline (5).
3. Vinyl chloride conversion heat energy recovery system according to claim 1, characterized in that a water pump (10) for providing pressure is further arranged on the third pipeline (7).
4. Vinyl chloride conversion heat energy recovery system according to claim 1, characterized in that said water-vapor separator (4) comprises an upper chamber and a lower chamber;
the lower cavity is provided with a water vapor inlet, and the water vapor inlet is connected with an outlet of the converter (1);
the upper cavity body is provided with a first steam outlet and a second steam outlet, and the first steam outlet and the second steam outlet are respectively communicated with the conversion hot water tank (2).
5. The vinyl chloride conversion heat energy recovery system according to claim 1, wherein the steam absorption tower (6) comprises a tower body (61), a partition plate (62) is arranged in the tower body (61), the partition plate (62) divides an inner cavity of the tower body (61) into a water storage cavity (63) and a steam cavity (64), and the water storage cavity (63) is arranged at the lower part of the steam cavity (64).
6. The vinyl chloride conversion heat energy recovery system according to claim 5, wherein a plurality of water flow holes are formed in the partition plate (62), and the water flow holes are uniformly distributed along the circumferential direction of the partition plate.
7. Vinyl chloride conversion heat energy recovery system according to claim 5, characterized in that a porcelain ring for liquid passage is also arranged inside the steam chamber (64).
8. Vinyl chloride conversion heat energy recovery system according to claim 1, characterized in that said steam absorption column (6) is in communication with said reboiler (8) and said heat exchanger (9) through pipes, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921197036.8U CN210291819U (en) | 2019-07-26 | 2019-07-26 | Chloroethylene conversion heat energy recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921197036.8U CN210291819U (en) | 2019-07-26 | 2019-07-26 | Chloroethylene conversion heat energy recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210291819U true CN210291819U (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921197036.8U Active CN210291819U (en) | 2019-07-26 | 2019-07-26 | Chloroethylene conversion heat energy recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210291819U (en) |
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2019
- 2019-07-26 CN CN201921197036.8U patent/CN210291819U/en active Active
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