CN117450348B - Thing networking type natural gas pipeline electromagnetic heat exchanger - Google Patents
Thing networking type natural gas pipeline electromagnetic heat exchanger Download PDFInfo
- Publication number
- CN117450348B CN117450348B CN202311785501.0A CN202311785501A CN117450348B CN 117450348 B CN117450348 B CN 117450348B CN 202311785501 A CN202311785501 A CN 202311785501A CN 117450348 B CN117450348 B CN 117450348B
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- China
- Prior art keywords
- heat exchanger
- fixedly connected
- natural gas
- pipeline
- tank body
- 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.)
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 128
- 239000003345 natural gas Substances 0.000 title claims abstract description 65
- 230000006855 networking Effects 0.000 title claims description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 37
- 238000007791 dehumidification Methods 0.000 claims abstract description 22
- 238000002955 isolation Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 238000009434 installation Methods 0.000 claims description 16
- 239000003463 adsorbent Substances 0.000 claims description 10
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
- F16L53/30—Heating of pipes or pipe systems
- F16L53/34—Heating of pipes or pipe systems using electric, magnetic or electromagnetic fields, e.g. using induction, dielectric or microwave heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/14—Arrangements for supervising or controlling working operations for eliminating water
- F17D3/145—Arrangements for supervising or controlling working operations for eliminating water in gas pipelines
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses an electromagnetic heat exchanger of an internet of things type natural gas pipeline, which comprises three heat exchanger tank bodies arranged in parallel, wherein two built-in isolation plates are fixedly connected to the inner walls of the heat exchanger tank bodies, one side, opposite to each built-in isolation plate, of each built-in isolation plate is penetrated and rotatably connected with a rotary connection pipeline, an electromagnetic heating ring is fixedly connected to the inner walls of the heat exchanger tank bodies, and a dehumidification assembly is connected between the two adjacent heat exchanger tank bodies. According to the invention, the electromagnetic heating rings are arranged in the heat exchanger tank body by utilizing the technology of the Internet of things, the natural gas firstly enters the buffer zone to reduce the transmission rate, then enters the buffer zone at the rear side after being heated by the electromagnetic heating rings in the plurality of heating connecting pipelines, is buffered again to reduce the natural gas transmission rate, and the electromagnetic heating rings in the three heat exchanger tank bodies are different in heating temperature, so that the heating temperature is sequentially increased, the pressure change in the pipeline after the natural gas is heated is small, and the phenomenon that the natural gas flow speed is too high due to instant boosting is avoided.
Description
Technical Field
The invention relates to the technical field of electromagnetic heat exchangers, in particular to an electromagnetic heat exchanger for an internet of things type natural gas pipeline.
Background
At present, a natural gas pipeline is usually used during long-distance transportation of natural gas, when the natural gas pipeline is used, the outdoor temperature of the long-distance transportation pipeline is lower in winter, the external environment temperature of the long-distance transportation pipeline can even reach forty ℃ below zero, natural gas hydrate can be formed under the condition that water exists in the long-distance transportation pipeline combined natural gas at too low temperature, a certain blockage is caused to the pipeline, local high pressure and even pipeline rupture can be caused when the pipeline is severe, and the existing treatment modes mainly comprise two types of natural gas dehumidification and natural gas heating.
At present, a ground heating device is commonly used for heating natural gas, the temperature of the air flow is increased so as to avoid the formation of hydrate to block a pipeline, but the common problem of the conventional heating device is that the high temperature is directly adopted for heating, the natural gas is heated and expanded, the transmission rate of the natural gas is increased, the intermittent part of the natural gas cannot be heated uniformly, and in addition, many natural gases contain water, the simple heating can not achieve the dehumidification effect, and the condition of blocking the pipeline still exists after the subsequent natural gas is cooled.
Disclosure of Invention
Aiming at the defect of nonuniform heating of the existing heat exchanger, the invention provides the electromagnetic heat exchanger for the natural gas pipeline of the Internet of things, which is uniform in heating.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides an thing networking type natural gas pipeline electromagnetic heat exchanger, includes three heat exchanger jar body that sets up side by side, the inner wall fixedly connected with of heat exchanger jar body is two built-in division board, two the relative one side of built-in division board is all run through swivelling joint has swivelling joint pipeline, two the equal fixedly connected with of the relative one end of swivelling joint pipeline is a plurality of installation branch pipelines, and is a plurality of the installation branch pipeline is the annular connecting pipe of fixedly connected with jointly, two the common fixedly connected with heating connecting pipe between the relative one side of annular connecting pipe, install on the lateral wall of heat exchanger jar body and be used for driving one of them swivelling joint pipeline pivoted power component, the inner wall fixedly connected with electromagnetic heating ring of heat exchanger jar body, adjacent two be connected with dehumidification subassembly between the heat exchanger jar body.
As a further description of the above technical solution:
the power assembly comprises a second driving motor fixedly connected to the side wall of the heat exchanger tank body, an output shaft of the second driving motor is fixedly connected with a connecting shaft, the tail end of the connecting shaft extends to the inside of the heat exchanger tank body and is fixedly connected with a first sprocket, one of the outer surface fixedly connected with a second sprocket of the rotary connecting pipeline, and the first sprocket is connected with the second sprocket through chain transmission.
As a further description of the above technical solution:
the two built-in isolation plates divide the interior of the heat exchanger tank body into three areas, the middle is a heat exchange area, the two sides are buffer areas, and the electromagnetic heating ring is positioned in the heat exchange area.
As a further description of the above technical solution:
the dehumidification subassembly includes the dehumidification jar body, the surface top fixedly connected with air inlet connection pipeline and the exhaust connecting tube of the dehumidification jar body, fixedly connected with reserve connecting tube between air inlet connection pipeline and the exhaust connecting tube, the one end and one of them export fixed connection with the heat exchanger jar body of the dehumidification jar body are kept away from to the air inlet connecting tube, the one end and the wherein other import fixed connection with the heat exchanger jar body of the dehumidification jar body are kept away from to the exhaust connecting tube, the internal portion of dehumidification jar is provided with adsorption component.
As a further description of the above technical solution:
the adsorption component comprises an installation groove body arranged inside the dehumidifying tank body, the inner wall of the installation groove body is fixedly connected with an isolation filter screen, the adsorbent is arranged inside the installation groove body and below the isolation filter screen, the outer side wall of the dehumidifying tank body is fixedly connected with a first driving motor, and the output shaft of the first driving motor extends to the inside of the dehumidifying tank body and is fixedly connected with the installation groove body.
As a further description of the above technical solution:
the outer surfaces of the air inlet connecting pipeline and the air outlet connecting pipeline are respectively provided with a first valve, and the outer surface of the standby connecting pipeline is provided with a second valve.
As a further description of the above technical solution:
the dehumidification tank is characterized in that a drainage pipeline is fixedly connected below the outer surface of the dehumidification tank body, a drainage valve is arranged on the outer surface of the drainage pipeline, and a heater is fixedly connected to the inner top of the dehumidification tank body.
As a further description of the above technical solution:
the inlet of the heat exchanger tank body positioned at the leftmost side is fixedly connected with a natural gas inlet pipe, and the outlet of the heat exchanger tank body positioned at the rightmost side is fixedly connected with a natural gas outlet pipe.
The invention has the following beneficial effects:
1. according to the invention, the electromagnetic heating rings are arranged in the heat exchanger tank body by utilizing the technology of the Internet of things, natural gas firstly enters the buffer zone at the left side, so that the natural gas transmission rate is reduced, then enters the heating connecting pipelines through the rotary connecting pipelines at the left side, enters the buffer zone at the rear side through the rotary connecting pipelines at the rear side after being heated by the electromagnetic heating rings, and is buffered again, so that the natural gas transmission rate is reduced, the heating temperatures of the electromagnetic heating rings in the three heat exchanger tank bodies are different, the heating temperatures are sequentially increased, the pressure change in the pipelines is small after the natural gas is heated, and the phenomenon that the natural gas flow is too fast due to instant boosting is avoided.
2. Compared with the prior art, this thing networking type natural gas pipeline electromagnetic heat exchanger opens the first valve on inlet connection pipeline and the exhaust connection pipeline surface, close the second valve on the reserve connection pipeline surface, natural gas enters into the dehumidification jar internal portion through inlet connection pipeline, thereby the moisture in the natural gas is adsorbed to the natural gas, when the moisture in the adsorbent needs to be handled, close the first valve on inlet connection pipeline and the exhaust connection pipeline surface, open the second valve on the reserve connection pipeline surface, let natural gas not pass through the dehumidification jar body in the short time, then start first driving motor, the output shaft of first driving motor carries the mounting groove body and rotates, the moisture of adsorbent is thrown out, open the drain valve and can discharge the moisture, the inside heater of the internal portion of start dehumidification jar simultaneously, dry the internal portion of dehumidification jar through the heater, thereby the moisture of natural gas can significantly reduce.
Drawings
Fig. 1 is a perspective view of an electromagnetic heat exchanger of an internet of things type natural gas pipeline, which is provided by the invention;
fig. 2 is a schematic diagram of a dehumidifying tank of an electromagnetic heat exchanger of an internet of things type natural gas pipeline;
fig. 3 is a schematic diagram of the inside of a heat exchanger tank of the electromagnetic heat exchanger of the internet of things type natural gas pipeline;
fig. 4 is a side view of an annular connecting pipe of an electromagnetic heat exchanger of an internet of things type natural gas pipeline;
fig. 5 is a cross-sectional view of a dehumidifying tank of an electromagnetic heat exchanger of an internet of things type natural gas pipeline;
fig. 6 is a schematic diagram of an installation tank of an electromagnetic heat exchanger of an internet of things type natural gas pipeline.
Legend description:
1. a heat exchanger tank; 2. a dehumidifying tank; 3. an air inlet connecting pipeline; 4. an exhaust connection pipe; 5. a first valve; 6. a standby connecting pipeline; 7. a second valve; 8. a drainage pipe; 9. a drain valve; 10. a heater; 11. a first driving motor; 12. installing a groove body; 13. isolating the filter screen; 14. an adsorbent; 15. a built-in isolation plate; 16. a rotary connecting pipe; 17. installing branch pipelines; 18. an annular connecting pipe; 19. heating the connecting pipeline; 20. a second driving motor; 21. an electromagnetic heating ring; 22. a natural gas inlet pipe; 23. and a natural gas outlet pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 6, the invention provides an electromagnetic heat exchanger for an internet of things type natural gas pipeline: the heat exchanger comprises three heat exchanger tank bodies 1 which are arranged side by side, wherein a natural gas inlet pipe 22 is fixedly connected to an inlet of the heat exchanger tank body 1 which is positioned at the leftmost side, a natural gas outlet pipe 23 is fixedly connected to an outlet of the heat exchanger tank body 1 which is positioned at the rightmost side, two built-in isolation plates 15 are fixedly connected to the inner wall of the heat exchanger tank body 1, the two built-in isolation plates 15 divide the interior of the heat exchanger tank body 1 into three areas, the middle is a heat exchange area, two sides are buffer areas, an electromagnetic heating ring 21 is positioned in the heat exchange area, one opposite sides of the two built-in isolation plates 15 are fixedly connected with rotary connecting pipelines 16 in a penetrating manner, one opposite ends of the two rotary connecting pipelines 16 are fixedly connected with a plurality of mounting sub pipelines 17, a plurality of mounting sub pipelines 17 are fixedly connected with annular connecting pipes 18 in a common manner, a power assembly for driving one rotary connecting pipeline 16 to rotate is mounted on the side wall of the heat exchanger tank body 1, the power assembly comprises a second driving motor 20 fixedly connected to the side wall of the heat exchanger tank body 1, the second driving motor output shaft 20 is fixedly connected with a second sprocket wheel 16, and the second sprocket wheel is fixedly connected with the inner surface of the second sprocket wheel and fixedly connected with the second sprocket wheel 16 through the first sprocket wheel.
An electromagnetic heating ring 21 is fixedly connected to the inner wall of the heat exchanger tank body 1, a dehumidifying component is connected between two adjacent heat exchanger tank bodies 1 and comprises a dehumidifying tank body 2, an air inlet connecting pipeline 3 and an air outlet connecting pipeline 4 are fixedly connected above the outer surface of the dehumidifying tank body 2, a standby connecting pipeline 6 is fixedly connected between the air inlet connecting pipeline 3 and the air outlet connecting pipeline 4, one end of the air inlet connecting pipeline 3, which is far away from the dehumidifying tank body 2, is fixedly connected with the outlet of one heat exchanger tank body 1, one end of the air outlet connecting pipeline 4, which is far away from the dehumidifying tank body 2, is fixedly connected with the inlet of the other heat exchanger tank body 1, an adsorption component is arranged inside the dehumidifying tank body 2 and comprises an installation groove body 12 arranged inside the dehumidifying tank body 2, an isolation filter screen 13 is fixedly connected to the inner wall of the installation groove body 12, the inside of the installation groove body 12 and the lower part of the isolation filter screen 13 are provided with the adsorbent 14, the outer side wall of the dehumidifying tank body 2 is fixedly connected with the first driving motor 11, the output shaft of the first driving motor 11 extends to the inside of the dehumidifying tank body 2 and is fixedly connected with the installation groove body 12, the outer surfaces of the air inlet connecting pipeline 3 and the air outlet connecting pipeline 4 are both provided with the first valve 5, the outer surface of the standby connecting pipeline 6 is provided with the second valve 7, the lower part of the outer surface of the dehumidifying tank body 2 is fixedly connected with the drainage pipeline 8, the outer surface of the drainage pipeline 8 is provided with the drainage valve 9, the inner top of the dehumidifying tank body 2 is fixedly connected with the heater 10, the first driving motor 11 is started, the output shaft of the first driving motor 11 rotates with the installation groove body 12 to throw out the moisture of the adsorbent 14, the drainage valve 9 is opened to discharge the moisture, meanwhile, the heater 10 in the dehumidifying tank body 2 is started, the inside of the dehumidifying tank 2 is dried by the heater 10.
Working principle:
when the electromagnetic heating device is used, natural gas enters the first heat exchanger tank 1 through the natural gas inlet pipe 22, the heating temperatures of the electromagnetic heating rings 21 in the three heat exchanger tank 1 are different, and the heating temperatures are sequentially increased;
after entering the inside of the heat exchanger tank 1, the natural gas firstly enters the buffer zone at the left side, so that the natural gas transmission rate is reduced, then enters the heating connecting pipelines 19 through the rotary connecting pipelines 16 at the left side, enters the buffer zone at the rear side through the rotary connecting pipelines 16 at the rear side after being heated by the electromagnetic heating ring 21, and is buffered again, so that the natural gas transmission rate is reduced.
Opening a first valve 5 on the outer surfaces of an air inlet connecting pipeline 3 and an air outlet connecting pipeline 4, closing a second valve 7 on the outer surface of a standby connecting pipeline 6, enabling natural gas to enter the dehumidifying tank body 2 through the air inlet connecting pipeline 3, enabling the natural gas to be in contact with an adsorbent 14, adsorbing moisture in the natural gas, when moisture in the adsorbent 14 needs to be treated, closing the first valve 5 on the outer surfaces of the air inlet connecting pipeline 3 and the air outlet connecting pipeline 4, opening the second valve 7 on the outer surface of the standby connecting pipeline 6, enabling the natural gas not to pass through the dehumidifying tank body 2 in a short time, then starting a first driving motor 11, enabling an output shaft of the first driving motor 11 to rotate with a mounting groove body 12, throwing out the moisture of the adsorbent 14, opening a drainage valve 9 to drain the moisture, starting a heater 10 in the dehumidifying tank body 2, and drying the inside of the dehumidifying tank body 2 through the heater 10.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (8)
1. The utility model provides an thing networking type natural gas pipeline electromagnetic heat exchanger, includes three heat exchanger jar body (1) that set up side by side, its characterized in that: the heat exchanger comprises a heat exchanger tank body (1), wherein two built-in isolation plates (15) are fixedly connected to the inner wall of the heat exchanger tank body (1), one side, opposite to the built-in isolation plates (15), of each built-in isolation plate is respectively and rotatably connected with a rotary connecting pipeline (16), one end, opposite to the rotary connecting pipelines (16), of each built-in isolation plate is respectively and rotatably connected with a plurality of mounting sub-pipelines (17), a plurality of mounting sub-pipelines (17) are respectively and fixedly connected with an annular connecting pipe (18), heating connecting pipelines (19) are respectively and fixedly connected between one side, opposite to the annular connecting pipes (18), of each heat exchanger tank body (1) is provided with a power assembly for driving one rotary connecting pipeline (16) to rotate, the inner wall of the heat exchanger tank body (1) is fixedly connected with an electromagnetic heating ring (21), and a dehumidifying assembly is connected between two adjacent heat exchanger tank bodies (1);
the dehumidification subassembly includes dehumidification jar body (2), the surface top fixedly connected with air inlet connection pipeline (3) and exhaust connection pipeline (4) of dehumidification jar body (2), fixedly connected with reserve connecting tube (6) between air inlet connection pipeline (3) and exhaust connection pipeline (4), one end and one of them export fixed connection with heat exchanger jar body (1) of dehumidification jar body (2) are kept away from to air inlet connection pipeline (3), one end and the import fixed connection wherein the other with heat exchanger jar body (1) of dehumidification jar body (2) are kept away from to exhaust connection pipeline (4).
2. The internet of things type natural gas pipeline electromagnetic heat exchanger according to claim 1, wherein: the power assembly comprises a second driving motor (20) fixedly connected to the side wall of the heat exchanger tank body (1), an output shaft of the second driving motor (20) is fixedly connected with a connecting shaft, the tail end of the connecting shaft extends to the inside of the heat exchanger tank body (1) and is fixedly connected with a first sprocket, one of the outer surface of the rotary connecting pipeline (16) is fixedly connected with a second sprocket, and the first sprocket is connected with the second sprocket through chain transmission.
3. The internet of things type natural gas pipeline electromagnetic heat exchanger according to claim 1, wherein: the two built-in isolation plates (15) divide the interior of the heat exchanger tank body (1) into three areas, the middle is a heat exchange area, the two sides are buffer areas, and the electromagnetic heating ring (21) is positioned in the heat exchange area.
4. The internet of things type natural gas pipeline electromagnetic heat exchanger according to claim 1, wherein: an adsorption component is arranged inside the dehumidifying tank body (2).
5. The internet of things type natural gas pipeline electromagnetic heat exchanger according to claim 4, wherein: the adsorption component comprises an installation groove body (12) arranged inside the dehumidifying tank body (2), an isolation filter screen (13) is fixedly connected to the inner wall of the installation groove body (12), an adsorbent (14) is arranged inside the installation groove body (12) and below the isolation filter screen (13), a first driving motor (11) is fixedly connected to the outer side wall of the dehumidifying tank body (2), and an output shaft of the first driving motor (11) extends to the inside of the dehumidifying tank body (2) and is fixedly connected with the installation groove body (12).
6. The internet of things type natural gas pipeline electromagnetic heat exchanger according to claim 4, wherein: the outer surfaces of the air inlet connecting pipeline (3) and the air outlet connecting pipeline (4) are respectively provided with a first valve (5), and the outer surface of the standby connecting pipeline (6) is provided with a second valve (7).
7. The internet of things type natural gas pipeline electromagnetic heat exchanger according to claim 4, wherein: the dehumidifying device is characterized in that a drainage pipeline (8) is fixedly connected below the outer surface of the dehumidifying tank body (2), a drainage valve (9) is arranged on the outer surface of the drainage pipeline (8), and a heater (10) is fixedly connected to the inner top of the dehumidifying tank body (2).
8. The internet of things type natural gas pipeline electromagnetic heat exchanger according to claim 1, wherein: the inlet of the heat exchanger tank body (1) positioned at the leftmost side is fixedly connected with a natural gas inlet pipe (22), and the outlet of the heat exchanger tank body (1) positioned at the rightmost side is fixedly connected with a natural gas outlet pipe (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311785501.0A CN117450348B (en) | 2023-12-25 | 2023-12-25 | Thing networking type natural gas pipeline electromagnetic heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311785501.0A CN117450348B (en) | 2023-12-25 | 2023-12-25 | Thing networking type natural gas pipeline electromagnetic heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN117450348A CN117450348A (en) | 2024-01-26 |
| CN117450348B true CN117450348B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311785501.0A Active CN117450348B (en) | 2023-12-25 | 2023-12-25 | Thing networking type natural gas pipeline electromagnetic heat exchanger |
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| CN115493427A (en) * | 2022-10-25 | 2022-12-20 | 华能大庆热电有限公司 | Heat supply network heater of thermal power plant |
| CN115638372A (en) * | 2022-10-20 | 2023-01-24 | 西安交通大学 | Natural gas pipeline anti-freezing device and method based on pressure energy heat release |
| CN116557985A (en) * | 2023-05-12 | 2023-08-08 | 广东美的环境电器制造有限公司 | Heat exchanger of rotary dehumidifier, top cover of heat exchanger and water receiving disc |
-
2023
- 2023-12-25 CN CN202311785501.0A patent/CN117450348B/en active Active
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| CN2775058Y (en) * | 2004-08-05 | 2006-04-26 | 大连大学 | Prize mounted natural gas dewatering device |
| CN206160430U (en) * | 2016-10-28 | 2017-05-10 | 王越 | Central air conditioning waste heat recovery filters heat exchanger with dehumidification |
| CN207600259U (en) * | 2017-12-03 | 2018-07-10 | 海城诚信有色金属有限公司 | A kind of gasification station air temperature heating unit |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN117450348A (en) | 2024-01-26 |
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