CN108946909B - Supercritical water oxidation reactor and online temperature detection system and application thereof - Google Patents
Supercritical water oxidation reactor and online temperature detection system and application thereof Download PDFInfo
- Publication number
- CN108946909B CN108946909B CN201810815897.1A CN201810815897A CN108946909B CN 108946909 B CN108946909 B CN 108946909B CN 201810815897 A CN201810815897 A CN 201810815897A CN 108946909 B CN108946909 B CN 108946909B
- Authority
- CN
- China
- Prior art keywords
- reactor
- temperature detection
- temperature
- detection device
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 118
- 238000009284 supercritical water oxidation Methods 0.000 title claims abstract description 42
- 238000006243 chemical reaction Methods 0.000 claims abstract description 34
- 238000009529 body temperature measurement Methods 0.000 claims description 32
- 239000000463 material Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000004458 analytical method Methods 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 230000035484 reaction time Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Abstract
The invention relates to internal temperature detection of a supercritical water oxidation reactor, in particular to a supercritical water oxidation reactor, an on-line temperature detection system and application thereof. An online temperature detection system is arranged in the supercritical water oxidation reactor; the on-line temperature detection system comprises at least one rod-shaped vertical temperature detection device and at least one horizontal temperature detection device; the rod-shaped vertical temperature detection device is close to and parallel to or coincides with the longitudinal central axis of the reactor, and is provided with at least one temperature measuring element; the horizontal temperature detection device is parallel to the cross section of the reactor and is provided with at least one temperature measuring element. The invention can detect the temperature distribution of the reaction zone from top to bottom and from inside to outside in real time, thereby accurately judging the supercritical water oxidation reaction time and whether the oxidation reaction is complete.
Description
Technical Field
The invention relates to internal temperature detection of a supercritical water oxidation reactor, in particular to a supercritical water oxidation reactor, an on-line temperature detection system and application thereof.
Background
Supercritical water (Supercritical Water, SCW for short) refers to water in a special state where both temperature and pressure are above its critical point (t= 374.15 ℃, p=22.12 MPa). Based on the unique physicochemical properties of supercritical water, supercritical water oxidation technology (Supercritical Water Oxidation, abbreviated SCWO) was developed. The supercritical water oxidation technology utilizes the unique physical and chemical properties of supercritical water to enable an oxidant and an organic matter to be completely dissolved in the supercritical water to generate homogeneous reaction, and enables the organic matter to be completely oxidized into water and carbon dioxide.
In the SCWO process, the temperature change in the reactor is large, the temperature difference of each part is also large, the traditional temperature measuring element cannot detect the temperature field distribution condition of the whole reactor on line in real time, and the real reaction state, whether the reaction is complete and the time required by the complete reaction in the reactor cannot be obtained rapidly, so that potential safety hazards and loss of production efficiency are easily caused. Therefore, it is necessary to develop a new temperature measuring system in order to monitor the operating state of the reactor in real time.
Disclosure of Invention
In order to solve the technical problem that the existing SCWO reactor cannot detect the internal temperature field distribution, the invention provides the supercritical water oxidation reactor and the online temperature detection system thereof, and the operation state of the reactor in the supercritical water oxidation process is accurately judged by detecting the temperature distribution condition in the whole reactor in real time, so that the operation safety and reliability of the reactor are ensured.
In one aspect, the present invention provides a supercritical water oxidation reactor characterized by: the device comprises a reactor and an online temperature detection system arranged in the reactor, wherein the online temperature detection system comprises at least one rod-shaped vertical temperature detection device and at least one horizontal temperature detection device;
the rod-shaped vertical temperature detection device is close to and parallel to or coincides with the longitudinal central axis of the reactor, and is provided with at least one temperature measuring element;
the horizontal temperature detection device is parallel to the cross section of the reactor and is provided with at least one temperature measuring element.
In the SCWO process, the temperature in the reactor is greatly changed, and the temperature difference of each part is also relatively large. The invention is provided with a vertical temperature detection device in the reactor for detecting the temperature distribution condition of the center of the reaction zone from top to bottom; the reactor is internally provided with a horizontal temperature detection device for detecting the temperature distribution condition of the reaction zone from inside to outside. By grasping the temperature field distribution in the whole reactor in real time, whether the reactor is in a supercritical state, whether the oxidation reaction is complete and the time required by the complete reaction are accurately judged, the running state of the reactor is monitored in real time, and the running safety and reliability of the reactor are ensured.
The reactor comprises 1,2,3,4,5 or more vertical temperature detecting means having a central axis as close as possible to, preferably coincident with, the longitudinal central axis of the reactor. The reactor comprises 1,2,3,4,5 or more horizontal temperature detection devices from top to bottom, and circumferential temperature detection is carried out on different layers of the reactor.
Preferably, a central temperature measuring port is arranged at the top of the reactor and corresponds to the position of the rod-shaped vertical temperature detecting device, and the top end of the rod-shaped vertical temperature detecting device extends out of the reactor from the correspondingly arranged central temperature measuring port; and/or, on the side wall of the reactor, a circumferential temperature measuring port is arranged at a position corresponding to the horizontal temperature detecting device, and the end part of each horizontal temperature detecting device extends out of the reactor from the corresponding circumferential temperature measuring port.
Preferably, the rod-shaped vertical temperature detection device penetrates through the reaction zone inside the reactor from top to bottom; the horizontal temperature detecting device is a plurality of devices and is uniformly arranged along the longitudinal central axis of the reactor, so that the reactor is divided into a plurality of spaces.
Preferably, the horizontal temperature detection device is annular, and a plurality of temperature measurement elements are arranged along the circumferential direction; or the horizontal temperature detection device is polygonal, and a temperature measuring element is arranged at the midpoint of each side.
The horizontal temperature detecting means is preferably ring-shaped, but may also be polygonal, such as triangle, quadrangle, pentagon, hexagon, heptagon, octagon, etc.
Preferably, the plurality of temperature measuring elements on each rod-shaped vertical temperature detecting device are uniformly distributed at equal intervals; and/or a plurality of temperature measuring elements on each horizontal temperature detecting device are uniformly distributed along the circumferential direction at equal intervals.
Preferably, the rod-shaped vertical temperature detection device and the rod-shaped horizontal temperature detection device both adopt a sleeve, the temperature measuring element is a thermocouple temperature measuring element, and the thermocouple temperature measuring element is arranged in the sleeve; and/or the temperature measuring element is made of an inert material.
Preferably, the thermocouple temperature measuring element outputs a signal through the transmitter, and the detected temperature data is transmitted to the central control computer for analysis.
In another aspect, the present invention provides an on-line temperature detection system for a supercritical water oxidation reactor, characterized in that: comprises at least one rod-shaped vertical temperature detection device and at least one horizontal temperature detection device;
the rod-shaped vertical temperature detection device is parallel to or coincides with the longitudinal central axis of the reactor, and is provided with at least one temperature measuring element, and the top end of the temperature measuring element is used for extending out of the reactor through the top of the reactor;
the horizontal temperature detection device is used for being arranged in a reaction zone in the reactor and parallel to the cross section of the reactor, and is provided with at least one temperature measuring element, and the end part of the horizontal temperature detection device is used for extending out of the reactor through the side wall of the reactor.
In some embodiments of the in-line temperature detection system, the rod-like vertical temperature detection device extends from top to bottom through a reaction zone inside the reactor; the horizontal temperature detecting device is a plurality of devices and is uniformly arranged along the longitudinal central axis of the reactor, so that the reactor is divided into a plurality of spaces.
In some embodiments of the online temperature detection system, the horizontal temperature detection device is annular, and a plurality of temperature measurement elements are arranged along the circumferential direction; or the horizontal temperature detection device is polygonal, and a temperature measuring element is arranged at the midpoint of each side.
In some embodiments of the online temperature detection system, the plurality of temperature measuring elements on each rod-shaped vertical temperature detection device are uniformly distributed at equal intervals; and/or a plurality of temperature measuring elements on each horizontal temperature detecting device are uniformly distributed along the circumferential direction at equal intervals.
In some embodiments of the online temperature detection system, the rod-shaped vertical temperature detection device and the horizontal temperature detection device both adopt sleeves, the temperature measuring element is a thermocouple temperature measuring element, and the thermocouple temperature measuring element is installed in the sleeves; and/or the temperature measuring element is made of an inert material.
In some embodiments of the on-line temperature detection system, the thermocouple temperature measuring element outputs a signal through a transmitter, and the detected temperature data is transmitted to a central control computer for analysis.
In still another aspect, the present invention provides an on-line temperature detection method for a supercritical water oxidation reactor, which is characterized in that: at least one central temperature measuring port is arranged at the top of the supercritical water oxidation reactor, and at least one circumferential temperature measuring port is arranged on the side wall;
the supercritical water oxidation reactor is provided with the online temperature detection system; the top end of the rod-shaped vertical temperature detection device extends out of the central temperature measurement port and is fixed; the end part of the horizontal temperature detection device extends out of the annular temperature measurement port and is fixed;
and detecting the temperature distribution of the center of the reaction zone from top to bottom and the temperature distribution of the reaction zone from inside to outside by the online temperature detection system.
In still another aspect, the present invention provides a method for producing any one of the supercritical water oxidation reactors, characterized by comprising: at least one central temperature measuring port is arranged at the top of the reactor, and at least one circumferential temperature measuring port is arranged on the side wall of the reactor;
placing the rod-shaped vertical temperature detection device in a reaction area inside the reactor, wherein the rod-shaped vertical temperature detection device is close to and parallel to or coincides with the longitudinal central axis of the reactor, and the top end of the rod-shaped vertical temperature detection device extends out of the corresponding central temperature measurement port and is fixed;
the horizontal temperature detection device is placed in a reaction area inside the reactor, is arranged parallel to the cross section of the reactor, and the end part of the horizontal temperature detection device extends out of the corresponding annular temperature measurement opening and is fixed.
In summary, compared with the temperature measurement method of the prior SWCO reactor, the invention has the following advantages:
the accuracy of the detection result is high: by combining the rod-shaped vertical temperature detection device and the horizontal temperature detection device, the temperature distribution condition of the center of the reaction area from top to bottom is detected in real timeAnd the temperature distribution condition of the reaction area from inside to outside, the omnibearing temperature detection data can accurately reflect the temperature field distribution in the reactor, and is helpful for accurately judging whether the supercritical water oxidation reaction time and the oxidation reaction in the reactor are complete.
The detection system can be flexibly arranged: the number of the rod-shaped vertical temperature detection devices, the number of the horizontal temperature detection devices, the number and the density of the temperature measuring elements on the rod-shaped vertical temperature detection devices and the number and the density of the temperature measuring elements on the horizontal temperature detection devices can be flexibly selected according to the actual condition of the size of the reactor.
Drawings
FIG. 1 is a schematic longitudinal cross-sectional view of a supercritical water oxidation reactor in an exemplary embodiment of the invention;
FIG. 2 is a cross-sectional view of the supercritical water oxidation reactor of FIG. 1;
FIG. 3 is a top view of the supercritical water oxidation reactor shown in FIG. 1;
reference numerals illustrate: the device comprises a 1-rod-shaped vertical temperature detection device, a 2-horizontal temperature detection device, a 3-reactor, a 4-temperature measurement element, a 5-center temperature measurement port and a 6-annular temperature measurement port.
Detailed Description
The invention will now be further described in detail by way of the following specific examples, which are intended to be illustrative only and not limiting in any way.
The invention provides a supercritical water oxidation reactor, which comprises a reactor 3 and an online temperature detection system arranged in the reactor 3, wherein the online temperature detection system comprises at least one rod-shaped vertical temperature detection device 1 and at least one horizontal temperature detection device 2;
the rod-shaped vertical temperature detection device 1 is close to and parallel to the longitudinal central axis of the reactor 3 or coincides with the longitudinal central axis of the reactor 3, and is provided with at least one temperature measuring element 4;
the horizontal temperature detecting device 2 is arranged parallel to the cross section of the reactor 3 and is provided with at least one temperature measuring element 4.
In some embodiments, in order to make the temperature measurement of the SWCO reactor more accurate, according to the diameter and the height of the SWCO reactor, a plurality of rod-shaped vertical temperature detecting devices 1 and a plurality of layers of horizontal temperature detecting devices 2 are arranged to perform omnibearing detection on the temperature field distribution inside the reactor, thereby detecting the reaction condition inside the reactor more comprehensively and accurately.
In a preferred embodiment, a central temperature measuring port 5 is arranged at the top of the reactor 3 corresponding to the position of the rod-shaped vertical temperature detecting device 1, and the top end of the rod-shaped vertical temperature detecting device 1 extends out of the reactor 3 from the correspondingly arranged central temperature measuring port 5; and/or, on the side wall of the reactor 3, a circumferential temperature measuring port 6 is arranged at a position corresponding to the horizontal temperature detecting device 2, and the end part of each horizontal temperature detecting device 2 extends out of the reactor 3 from the corresponding circumferential temperature measuring port 6.
In some embodiments, 1,2,3,4,5 or more central temperature measurement ports are provided at the top of the SWCO reactor, and each rod-shaped vertical temperature detecting device 1 is protruded from and fixed to the corresponding central temperature measurement port, according to actual needs.
In some embodiments, 1,2,3,4,5 or more circumferential temperature measurement ports are provided from top to bottom along the side wall of the SCWO reactor, and each horizontal temperature detection device 2 is extended from and fixed to the corresponding circumferential temperature measurement port, as required.
In a preferred embodiment, the rod-shaped vertical temperature detecting device 1 penetrates the reaction zone inside the reactor 3 from top to bottom; the plurality of horizontal temperature detecting means 2 are uniformly arranged along the longitudinal center axis of the reactor 3 so as to divide the reactor 3 into a plurality of spaces.
In a preferred embodiment, the horizontal temperature detecting device 2 is annular, and a plurality of temperature measuring elements 4 are arranged along the circumferential direction; alternatively, the horizontal temperature detecting device 2 has a polygonal shape, and a temperature measuring element 4 is provided at a midpoint of each side.
In the preferred embodiment, the plurality of temperature measuring elements 4 on each rod-shaped vertical temperature detecting device 1 are uniformly distributed at equal intervals; and/or the plurality of temperature measuring elements 4 on each horizontal temperature detecting device 2 are uniformly distributed along the circumferential direction at equal intervals.
In some embodiments, on the rod-shaped vertical temperature detecting device 1, a central temperature measuring point is set at a certain distance, and a temperature measuring element 4 is set on each central temperature measuring point. The distance between the central temperature measuring points can be changed according to actual needs, and a plurality of central temperature measuring points can be set according to the height of the cylinder body of the reactor 3, for example, 1,2,3,4,5,6,7 or more central temperature measuring points are set.
In some embodiments, 3,4,5,6 or more circumferential temperature measuring points are provided on the horizontal temperature detecting device 2 according to actual needs, and one temperature measuring element 4 is provided at each circumferential temperature measuring point.
In a preferred embodiment, the rod-shaped vertical temperature detection device 1 and the rod-shaped horizontal temperature detection device 2 are both sleeves, and the temperature measurement element 4 is a thermocouple temperature measurement element and is arranged in the sleeves; and/or said temperature measuring element 4 is made of an inert material.
In a preferred embodiment, the thermocouple temperature measuring element outputs a signal through a transmitter, and the detected temperature data is transmitted to a central control computer for analysis.
In some embodiments, a single-branch multi-point (three-point and above) rod-shaped vertical temperature detection device 1 is used to measure the center temperature inside the reactor 3. The top of the reactor 3 is provided with a central temperature measuring port 5, the central temperature measuring port 5 is as close to the central shaft of the reactor 3 as possible, the top end of the rod-shaped vertical temperature detecting device 1 extends upwards out of the central temperature measuring port 5 and is fixed, and the rest part of the rod-shaped vertical temperature detecting device is positioned in the reactor 3. The rod-shaped vertical temperature detection device 1 is provided with a sleeve protection device, a multipoint thermocouple temperature measuring element is arranged in a temperature measuring sleeve, and a signal is output through a transmitter and is transmitted to a central control computer for detecting the temperature of each point from top to bottom in the center of a reaction zone.
In some embodiments, a plurality of multi-point (three-point and above) horizontal temperature sensing devices 2 are used to measure the circumferential temperature of the reactor inner wall. A plurality of annular temperature measuring ports 6 are respectively arranged from top to bottom along the cylinder wall of the reactor 3, an annular multipoint (three points or more) temperature measuring sleeve is arranged through each annular temperature measuring port 6, a thermocouple temperature measuring element is arranged in the temperature measuring sleeve, and signals are output through a transmitter and transmitted to a central control computer for detecting the temperature of each point of the inner wall of the reactor.
The invention also provides an online temperature detection system for the supercritical water oxidation reactor, which comprises at least one rod-shaped vertical temperature detection device 1 and at least one horizontal temperature detection device 2;
the rod-shaped vertical temperature detection device 1 is parallel to or coincident with the longitudinal central axis of the reactor, and is provided with at least one temperature measuring element 4, the top end of which is used for extending out of the reactor through the top of the reactor;
the horizontal temperature detecting device 2 is arranged in a reaction zone inside the reactor and is parallel to the cross section of the reactor, and at least one temperature measuring element 4 is arranged, and the end part of the horizontal temperature detecting device is used for extending out of the reactor through the side wall of the reactor.
The invention also provides an online temperature detection method of the supercritical water oxidation reactor, which is characterized in that: at least one central temperature measuring port 5 is arranged at the top of the supercritical water oxidation reactor, and at least one circumferential temperature measuring port 6 is arranged on the side wall;
the supercritical water oxidation reactor is provided with the online temperature detection system; the top end of the rod-shaped vertical temperature detection device 1 extends out of the central temperature measurement port 5 and is fixed; the end part of the horizontal temperature detection device 2 extends out of the annular temperature measurement port 6 and is fixed;
and detecting the temperature distribution of the center of the reaction zone from top to bottom and the temperature distribution of the reaction zone from inside to outside by the online temperature detection system.
The invention also provides a manufacturing method of the supercritical water oxidation reactor, which is characterized in that: at least one central temperature measuring port 5 is arranged at the top of the reactor 3, and at least one circumferential temperature measuring port 6 is arranged on the side wall of the reactor 3;
the rod-shaped vertical temperature detection device 1 is placed in a reaction zone inside the reactor 3, is close to and parallel to the longitudinal central axis of the reactor 3 or coincides with the longitudinal central axis of the reactor 3, and the top end of the rod-shaped vertical temperature detection device extends from the corresponding central temperature measuring port 5 and is fixed;
the horizontal temperature detecting device 2 is placed in a reaction area inside the reactor 3, is arranged parallel to the cross section of the reactor 3, and the end part of the horizontal temperature detecting device extends out of the corresponding annular temperature measuring port 6 and is fixed.
Claims (6)
1. A supercritical water oxidation reactor, characterized by: comprises a reactor (3) and an on-line temperature detection system arranged in the reactor (3), wherein the on-line temperature detection system comprises at least one rod-shaped vertical temperature detection device (1) and at least one horizontal temperature detection device (2);
the rod-shaped vertical temperature detection device (1) is close to and parallel to the longitudinal central axis of the reactor (3) or coincides with the longitudinal central axis of the reactor (3), and a plurality of temperature measuring elements (4) which are uniformly distributed at equal distance are arranged on the rod-shaped vertical temperature detection device;
the horizontal temperature detection device (2) is annular or polygonal and is parallel to the cross section of the reactor (3), and a plurality of temperature measurement elements (4) which are uniformly distributed at equal intervals are arranged along the circumference of the horizontal temperature detection device;
the rod-shaped vertical temperature detection device (1) penetrates through a reaction zone inside the reactor (3) from top to bottom; the plurality of horizontal temperature detection devices (2) are uniformly arranged along the longitudinal central axis of the reactor (3), so that the reactor (3) is divided into a plurality of spaces;
the rod-shaped vertical temperature detection device (1) and the horizontal temperature detection device (2) are both sleeves, the temperature measurement element (4) is a thermocouple temperature measurement element, and the thermocouple temperature measurement element is arranged in the sleeves; and/or the temperature measuring element (4) is made of an inert material.
2. The supercritical water oxidation reactor according to claim 1 wherein: a central temperature measuring port (5) is arranged at the top of the reactor (3) corresponding to the rod-shaped vertical temperature detecting device (1), and the top end of the rod-shaped vertical temperature detecting device (1) extends out of the reactor (3) from the correspondingly arranged central temperature measuring port (5); and/or the number of the groups of groups,
the side wall of the reactor (3) is provided with a circumferential temperature measuring port (6) corresponding to the position of the horizontal temperature detecting device (2), and the end part of each horizontal temperature detecting device (2) extends out of the reactor (3) from the corresponding circumferential temperature measuring port (6).
3. The supercritical water oxidation reactor according to claim 1 wherein: the thermocouple temperature measuring element outputs signals through the transmitter, and detected temperature data are transmitted to the central control computer for analysis.
4. An on-line temperature detection system for supercritical water oxidation reactor, characterized in that: comprises at least one rod-shaped vertical temperature detection device (1) and at least one horizontal temperature detection device (2);
the rod-shaped vertical temperature detection device (1) is parallel to or coincides with the longitudinal central axis of the reactor, a plurality of temperature measurement elements (4) which are uniformly distributed at equal intervals are arranged on the device, and the top end of the device is used for extending out of the reactor through the top of the reactor;
the horizontal temperature detection device (2) is annular or polygonal and is arranged in a reaction zone in the reactor, is parallel to the cross section of the reactor, is circumferentially provided with a plurality of temperature measurement elements (4) which are uniformly distributed at equal intervals, and the end part of the horizontal temperature detection device is used for extending out of the reactor through the side wall of the reactor;
the rod-shaped vertical temperature detection device (1) penetrates through a reaction zone inside the reactor (3) from top to bottom; the plurality of horizontal temperature detection devices (2) are uniformly arranged along the longitudinal central axis of the reactor (3), so that the reactor (3) is divided into a plurality of spaces;
the rod-shaped vertical temperature detection device (1) and the horizontal temperature detection device (2) are both sleeves, the temperature measurement element (4) is a thermocouple temperature measurement element, and the thermocouple temperature measurement element is arranged in the sleeves; and/or the temperature measuring element (4) is made of an inert material.
5. The on-line temperature detection method of the supercritical water oxidation reactor is characterized by comprising the following steps of: at least one central temperature measuring port (5) is arranged at the top of the supercritical water oxidation reactor, and at least one circumferential temperature measuring port (6) is arranged on the side wall;
installing the on-line temperature detection system of claim 4 on the supercritical water oxidation reactor; the top end of the rod-shaped vertical temperature detection device (1) extends out of the central temperature measurement port (5) and is fixed; the end part of the horizontal temperature detection device (2) extends out of the annular temperature measurement port (6) and is fixed;
and detecting the temperature distribution of the center of the reaction zone from top to bottom and the temperature distribution of the reaction zone from inside to outside by the online temperature detection system.
6. A process for producing a supercritical water oxidation reactor according to any one of claims 1 to 3 wherein: at least one central temperature measuring port (5) is arranged at the top of the reactor (3), and at least one circumferential temperature measuring port (6) is arranged on the side wall of the reactor (3);
placing the rod-shaped vertical temperature detection device (1) in a reaction area inside the reactor (3), wherein the reaction area is close to and parallel to the longitudinal central axis of the reactor (3) or coincides with the longitudinal central axis of the reactor (3), and the top end of the reaction area extends out from the corresponding central temperature measurement port (5) and is fixed;
the horizontal temperature detection device (2) is placed in a reaction area inside the reactor (3), is arranged parallel to the cross section of the reactor (3), and the end part of the horizontal temperature detection device extends out of the corresponding annular temperature measurement port (6) and is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815897.1A CN108946909B (en) | 2018-07-16 | 2018-07-16 | Supercritical water oxidation reactor and online temperature detection system and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815897.1A CN108946909B (en) | 2018-07-16 | 2018-07-16 | Supercritical water oxidation reactor and online temperature detection system and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108946909A CN108946909A (en) | 2018-12-07 |
| CN108946909B true CN108946909B (en) | 2024-04-02 |
Family
ID=64464478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810815897.1A Active CN108946909B (en) | 2018-07-16 | 2018-07-16 | Supercritical water oxidation reactor and online temperature detection system and application thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108946909B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0552666A (en) * | 1991-08-27 | 1993-03-02 | Tokai Carbon Co Ltd | Plane temperature measurement sensor |
| US5192132A (en) * | 1991-12-12 | 1993-03-09 | Mobil Oil Corporation | Temperature monitoring of a fixed-bed catalytic reactor |
| CN201215511Y (en) * | 2008-04-25 | 2009-04-01 | 珠海格力电器股份有限公司 | Indoor temperature measuring device and system |
| CN201644075U (en) * | 2010-03-22 | 2010-11-24 | 临沭县华盛化工有限公司 | Fixed bed reactor with multiple temperature measuring point |
| CN202041295U (en) * | 2011-02-16 | 2011-11-16 | 深圳市美兆机电安装工程有限公司 | Temperature measuring system of cold accumulation container |
| CN203259436U (en) * | 2013-04-07 | 2013-10-30 | 武汉钢铁(集团)公司 | Thermal difference type coke thermal performance reactor |
| CN206338979U (en) * | 2016-12-30 | 2017-07-18 | 天津美意机电设备工程有限公司 | A kind of earth source heat pump ground temperature monitoring device |
| CN209259756U (en) * | 2018-07-16 | 2019-08-16 | 成都九翼环保科技有限公司 | Overcritical water oxidization reactor and its online system for detecting temperature |
-
2018
- 2018-07-16 CN CN201810815897.1A patent/CN108946909B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0552666A (en) * | 1991-08-27 | 1993-03-02 | Tokai Carbon Co Ltd | Plane temperature measurement sensor |
| US5192132A (en) * | 1991-12-12 | 1993-03-09 | Mobil Oil Corporation | Temperature monitoring of a fixed-bed catalytic reactor |
| CN201215511Y (en) * | 2008-04-25 | 2009-04-01 | 珠海格力电器股份有限公司 | Indoor temperature measuring device and system |
| CN201644075U (en) * | 2010-03-22 | 2010-11-24 | 临沭县华盛化工有限公司 | Fixed bed reactor with multiple temperature measuring point |
| CN202041295U (en) * | 2011-02-16 | 2011-11-16 | 深圳市美兆机电安装工程有限公司 | Temperature measuring system of cold accumulation container |
| CN203259436U (en) * | 2013-04-07 | 2013-10-30 | 武汉钢铁(集团)公司 | Thermal difference type coke thermal performance reactor |
| CN206338979U (en) * | 2016-12-30 | 2017-07-18 | 天津美意机电设备工程有限公司 | A kind of earth source heat pump ground temperature monitoring device |
| CN209259756U (en) * | 2018-07-16 | 2019-08-16 | 成都九翼环保科技有限公司 | Overcritical water oxidization reactor and its online system for detecting temperature |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108946909A (en) | 2018-12-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9249657B2 (en) | System and method for monitoring a subsea well | |
| EP3351974A1 (en) | Static cone penetration combined type geochemical microelectrode probe system | |
| US9251920B2 (en) | In-situ and external nuclear reactor severe accident temperature and water level probes | |
| CN102495107A (en) | Internal and external composite array sensor for detecting process parameter of fluid in pipeline | |
| MX2021010896A (en) | Methods, devices, and systems for analyte detection and analysis. | |
| CN202170792U (en) | Measuring device of radial deformation of well hole | |
| KR20210013345A (en) | Method and apparatus for measuring process kit centering | |
| CN103940976B (en) | For the high leakproofness pressure vessel of rock fracture seepage flow microseism test | |
| CN108946909B (en) | Supercritical water oxidation reactor and online temperature detection system and application thereof | |
| CN103106935A (en) | Apparatus and method for detecting position of annulus spacer between concentric tubes | |
| CN106501356A (en) | A kind of interior crossing type eddy current probe centering method of calibration | |
| CN107580674A (en) | For the method for the axial tensile force for determining to be applied in part | |
| CN109856047A (en) | A kind of single fiber sensor array biphase gas and liquid flow gas holdup imaging measurement method | |
| KR19990077160A (en) | Probe for temperature measurement | |
| CN209259756U (en) | Overcritical water oxidization reactor and its online system for detecting temperature | |
| Kim et al. | Advanced thermal fluid leakage detection system with machine learning algorithm for pipe-in-pipe structure | |
| CN106679574B (en) | Rock mass displacement testing device and system based on fiber bragg grating | |
| CN103033558A (en) | Non-destructive testing method for oxide accumulation state of inner wall of austenitic boiler steel tube of utility boiler | |
| Spille et al. | SMART‐Reactors: Tailoring Gas Holdup Distribution by Additively Manufactured Lattice Structures | |
| Little | Equivalence testing for comparability | |
| WO2015038991A1 (en) | Segmented modular sensor probe measuring instruments, systems and methods of using the same | |
| TWM602634U (en) | Intelligent water quality monitoring system | |
| CN104180853A (en) | Mine surrounding rock multi-parameter coupling measuring device | |
| CN105241359B (en) | The survey cone device of quick measurement male cone (strobilus masculinus) taper | |
| CN107131985B (en) | Spoke type grading pressure detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |