CN111921278A - Gas conveying saturated water removing device - Google Patents
Gas conveying saturated water removing device Download PDFInfo
- Publication number
- CN111921278A CN111921278A CN202010413950.2A CN202010413950A CN111921278A CN 111921278 A CN111921278 A CN 111921278A CN 202010413950 A CN202010413950 A CN 202010413950A CN 111921278 A CN111921278 A CN 111921278A
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- China
- Prior art keywords
- gas
- water
- pipeline
- dehydration
- heat absorption
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C4/00—Flame traps allowing passage of gas but not of flame or explosion wave
- A62C4/02—Flame traps allowing passage of gas but not of flame or explosion wave in gas-pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
- B01D46/0091—Including arrangements for environmental or personal protection
- B01D46/0093—Including arrangements for environmental or personal protection against fire or explosion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D15/00—Devices not covered by group F25D11/00 or F25D13/00, e.g. non-self-contained movable devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Toxicology (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses a gas conveying saturated water removing device, which comprises a control cabinet and a heat absorption cooler, wherein the control cabinet is electrically connected with a cooling circulation pipeline and a dehydration pipeline to operate; a water chilling unit, a cold water tank, a circulating water pump, a filter and a manual gate valve are also arranged on the cooling circulating pipeline; the dehydration pipeline is also provided with a cyclone dehydrator, a flame arrester and a gas dust remover; the automatic water drainer is respectively connected with the gas dust remover, the cyclone dehydrator and the heat absorption cooler through pipelines; aiming at the difference of the saturation of water along with the temperature, the invention adopts the water chilling unit to absorb the heat of gas, reduce the temperature of the gas and is provided with the free water removing device, thereby ensuring the dehydration effect, carrying out the removal of the whole flow, being capable of integrally hoisting and being flexible and convenient to move.
Description
Technical Field
The invention relates to the technical field of gas transmission device design, in particular to a gas conveying saturated water removal device.
Background
With the national emphasis on energy and environment, the trend of generating electricity by using waste gas (gas, methane, industrial tail gas) and the like is becoming, and the gas generator set is greatly developed. In the process of gas transportation, due to the requirements on safety, process and the like, gas often contains a large amount of free water, and when the gas temperature is higher (higher than 40 ℃), the gas contains a large amount of saturated water vapor, and the free water removal device cannot remove the gas. After the gas containing a large amount of saturated steam enters the unit, the temperature can be raised to about 170 ℃ after the gas is pressurized by the supercharger, and then the temperature of the mixed gas enters the intercooler and is reduced to (35 ℃ -40 ℃), at the moment, a large amount of saturated water in the mixed gas is separated out, and the operation of the unit is very adversely affected.
Disclosure of Invention
The invention aims to solve the problems and provides a gas conveying saturated water removing device, aiming at the difference of the saturation degree of water along with the temperature, a water chilling unit is adopted to absorb the heat of gas, the temperature of the gas is reduced, and a free water removing device is arranged, so that the dehydration effect is ensured, the removal of the whole process is carried out, the whole process can be carried out, the integral hoisting is realized, and the movement is flexible and convenient.
In order to achieve the purpose, the invention adopts the following technical scheme:
the gas conveying saturated water removal device comprises a cooling circulation pipeline and a dehydration pipeline, and also comprises a control cabinet and a heat absorption cooler, wherein the control cabinet is electrically connected with the cooling circulation pipeline and the dehydration pipeline to control the operation of the cooling circulation pipeline and the dehydration pipeline; a water chilling unit, a cold water tank, a circulating water pump, a filter and a manual gate valve are also arranged on the cooling circulating pipeline; the dehydration pipeline is also provided with a cyclone dehydrator, a flame arrester and a gas dust remover; the automatic water drainer is respectively connected with the gas dust remover, the cyclone dehydrator and the heat absorption cooler through pipelines; the water in the cooling circulation pipeline enters the heat absorption cooler to absorb the heat of the conveyed gas and then is cooled by the water chiller, and the cooled water enters the heat absorption cooler again to absorb the heat of the conveyed gas through the circulating water pump, the filter and the manual gate valve to form circulation; the conveying gas in the dehydration pipeline is cooled by a heat absorption cooler, treated by a gas dust remover, a flame arrester and a cyclone dehydrator and then discharged; the water removed by the gas dust remover, the cyclone dehydrator and the heat absorption cooler is discharged out of the dehydration pipeline through the automatic drainer.
Furthermore, the device also comprises a skid-mounted chassis for integral hoisting, wherein the cooling circulation pipeline and the dewatering pipeline are connected with a heat absorption cooler and are fixedly arranged on the skid-mounted chassis together.
Furthermore, the heat absorption cooler is vertically arranged, and further comprises a coarse dehydrator, a heat exchanger, an air outlet cavity and a radiating pipe; the coarse dehydrator is arranged at the bottom of the heat absorption cooler and is filled with pall rings, and the coarse dehydrator is used for removing large liquid drops; the heat exchanger is in a shell-and-tube type structure with radiating fins; the cooling tube is used for cold water to pass through and the flow in the cooling tube is a 2-pass structure, and the cooling tube is made of copper or stainless steel. The gas outlet cavity is used for gas to pass through, and free water formed by gas cooling flows back to the automatic drainer along the cavity wall to be discharged.
Further, the automatic drainer is a water sealing structure for preventing gas leakage.
Furthermore, the control cabinet collects the temperature and the pressure of the gas in the dehydration pipeline, and the control cabinet controls the water chilling unit and the circulating water pump through electric connection.
Furthermore, the water chilling unit is a positive displacement air-cooled water chilling unit.
Furthermore, the built-in filter element of the gas dust remover is a hydrophobic filter element.
Furthermore, the outer walls of the cooling circulation pipeline and the cold water tank are coated with sponge and galvanized plates.
The beneficial effects produced by adopting the invention are as follows:
1. the heat absorption device, the cyclone dehydration device, the flame arrester, the gas dust remover, the cold water tank, the cooling circulation pipeline and the like are integrally arranged on the skid-mounted chassis, and the skid-mounted chassis is modular in design and convenient to install and move.
2. Aiming at the influence of temperature on water saturation, a heat absorption device is arranged and is divided into three parts, namely a coarse dehydration part, a heat exchanger and an air outlet cavity, so that saturated water and separated free water can be effectively removed.
3. Cyclone dehydration and a gas dust remover are arranged to further remove moisture and dust.
4. The flame arrester is arranged and has an explosion-proof function.
5. The control system is advanced and can realize automatic operation.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic top view of the present invention
In the figure:
1-a water chilling unit; 2-a cold water tank; 3-a circulating water pump; 4-a filter; 5-a manual gate valve; 6-gas dust remover; 7-flame arrestors; 8-a control cabinet; 9-automatic drainer; 10-cyclone dehydrator; 11-skid mounting of a chassis; 12-endothermic cooler.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
With reference to figures 1 and 2 of the drawings,
the gas conveying saturated water removing device comprises a cooling circulation pipeline and a dehydration pipeline, and also comprises a control cabinet 8 and a heat absorption cooler 12, wherein the control cabinet 8 is electrically connected with the cooling circulation pipeline and the dehydration pipeline to control the operation of the cooling circulation pipeline and the dehydration pipeline; the cooling circulation pipeline is also provided with a water chilling unit 1, a cold water tank 2, a circulating water pump 3 and a filter 4 which can adopt a Y-shaped filter; a Y-type filter 4 and a manual gate valve 5; the dehydration pipeline is also provided with a cyclone dehydrator 10, a flame arrester 7 and a gas dust remover 6; the device also comprises an automatic water drainer 9, wherein the automatic water drainer 9 is respectively connected with the gas dust collector 6, the cyclone dehydrator 10 and the heat absorption cooler 12 through pipelines.
The water in the cooling circulation pipeline enters the heat absorption cooler 12 to absorb the heat of the conveyed gas and then is cooled by the water chiller unit 1, and the cooled water enters the heat absorption cooler 12 again to absorb the heat of the conveyed gas through the circulating water pump 3, the Y-shaped filter 4 and the manual gate valve 5 to form circulation;
the invention provides a cold water cold source by using the air-cooled water chilling unit (1), absorbs and conveys the heat of the gas through the cold water circulating system and the heat absorption cooler, reduces the temperature of the gas, and separates out saturated water in the gas into free water. The cyclone dehydrator, the drainer and the dust remover are used for dehydrating and discharging the free water in the gas, thereby achieving the purpose of removing the water in the conveyed gas.
The cooling circulation pipeline is composed of a water chilling unit 1, a cold water tank 2, a heat absorption cooler 12, a manual gate valve 5, a Y-shaped filter 4 and a circulating water pump 3 and used for absorbing heat of conveyed gas, reducing the temperature of the gas, separating saturated water in the gas out into free water and then removing the free water, and the whole cooling circulation pipeline and the outer wall of the cold water tank are insulated by sponge and coated by a galvanized plate.
The cold water flow is as follows: the system comprises a water chilling unit 1, a heat absorption cooler 12, a water chilling water tank 2, a manual gate valve 5, a Y-shaped filter 4, a circulating water pump 3 and the water chilling unit 1.
The conveying gas in the dehydration pipeline is cooled by a heat absorption cooler 12, treated by a gas dust remover 6, a flame arrester 7 and a cyclone dehydrator 10 and then discharged; the water removed by the gas dust collector 6, the cyclone dehydrator 10 and the endothermic cooler 12 is discharged out of the dehydration line through the automatic water drainer 9.
The gas flow is as follows: a gas-heat absorption cooler 12, a cyclone dehydrator 10, a flame arrester 7 and a gas dust remover 6.
The device also comprises a skid-mounted chassis 11 for integral hoisting, wherein the cooling circulation pipeline and the dewatering pipeline are connected with a heat absorption cooler 12 and are fixedly arranged on the skid-mounted chassis 11 together. All devices are integrally arranged on the skid-mounted chassis 11 to form a dehydration module which can be integrally hoisted and is flexible and convenient to move.
The heat absorption cooler 12 is vertically arranged, and the heat absorption cooler 12 further comprises a coarse dehydrator, a heat exchanger, an air outlet cavity and a radiating pipe; the coarse dehydrator is arranged at the bottom of the heat absorption cooler 12 and filled with pall rings, and is used for removing large liquid drops; the heat exchanger is in a shell-and-tube type structure with radiating fins; the radiating pipe is used for cold water to pass through, the flow in the radiating pipe is of a 2-pass structure and used for reducing the temperature of gas to be below 25 ℃, and the radiating pipe is made of copper or stainless steel. The gas outlet cavity is used for gas to pass through, the gas passes through the gas outlet cavity, and free water flows back to a drainage position along the cavity wall. The free water formed by the gas cooling flows back along the cavity wall to the automatic drainer 9 for draining.
The cyclone dehydrator 10 can remove liquid foam entrained by gas.
The gas dust remover 6 is internally provided with a filter element with hydrophobic property, and can further remove liquid mist brought out along with the gas flow and dust carried by the gas flow.
The automatic drainer 9 can integrate drainage of various dehydrators, and adopts a water seal structure to prevent gas leakage. An automatic drainer (9) is provided, which can automatically drain the water removed by each dehydrator and has the function of sealing gas.
The control cabinet 8 collects the temperature and the pressure of gas in the dehydration pipeline, and the control cabinet 8 is electrically connected with the water chilling unit 1 and the circulating water pump 3 to ensure the heat exchange and dehydration effects.
The water chilling unit 1 is preferably a positive displacement air-cooled water chilling unit.
The invention has high integration level, and aiming at the difference of saturated water content at different temperatures, cold water is adopted for absorbing heat, the gas temperature is reduced, the free water is separated out, and a cyclone dehydration device and a gas dust collector are configured for removing the separated free water.
The heat absorption device, the cyclone dehydration device, the flame arrester, the gas dust remover, the cold water tank, the cooling circulation pipeline and the like are integrally arranged on the skid-mounted chassis, and the skid-mounted chassis is modular in design and convenient to install and move.
Aiming at the influence of temperature on water saturation, a heat absorption device is arranged and is divided into three parts, namely a coarse dehydration part, a heat exchanger and an air outlet cavity, so that saturated water and separated free water can be effectively removed.
Cyclone dehydration and a gas dust remover are arranged to further remove moisture and dust. The flame arrester is arranged and has an explosion-proof function. The control system is advanced and can realize automatic operation.
The foregoing is a more detailed description of the invention that is presented in connection with specific embodiments, which are not intended to limit the invention to the particular embodiments described herein. For a person skilled in the art to which the invention pertains, several equivalent alternatives or obvious modifications, all of which have the same properties or uses, without departing from the inventive concept, should be considered as falling within the scope of the patent protection of the invention, as determined by the claims filed.
Claims (8)
1. A gas conveying saturated water removal device comprises a cooling circulation pipeline and a dehydration pipeline, and is characterized by further comprising a control cabinet (8) and a heat absorption cooler (12), wherein the control cabinet (8) is electrically connected with the cooling circulation pipeline and the dehydration pipeline to control the cooling circulation pipeline and the dehydration pipeline to operate; the cooling circulation pipeline is also provided with a cold water unit (1), a cold water tank (2), a circulating water pump (3), a filter (4) and a manual gate valve (5); the dehydration pipeline is also provided with a cyclone dehydrator (10), a flame arrester (7) and a gas dust remover (6); the automatic water discharging device (9) is also included, and the automatic water discharging device (9) is respectively connected with the gas dust remover (6), the cyclone dehydrator (10) and the heat absorption cooler (12) through pipelines; the water in the cooling circulation pipeline enters an endothermic cooler (12) to absorb the heat of the conveyed gas and then is cooled by a subcooler unit (1), and the cooled water enters the endothermic cooler (12) again to absorb the heat of the conveyed gas through a circulating water pump (3), a filter (4) and a manual gate valve (5) to form circulation; the conveying gas in the dehydration pipeline is cooled by a heat absorption cooler (12), treated by a gas dust remover (6), a flame arrester (7) and a cyclone dehydrator (10) and then discharged; the water removed by the gas dust remover (6), the cyclone dehydrator (10) and the heat absorption cooler (12) is discharged out of the dehydration pipeline through the automatic drainer (9).
2. The gas transportation saturated water removal device according to claim 1, further comprising a skid-mounted chassis (11) for integral hoisting, wherein the cooling circulation pipeline and the dehydration pipeline are connected with a heat absorption cooler (12) and are fixedly arranged on the skid-mounted chassis (11) together.
3. The gas delivery saturated water removal device of claim 1, wherein the endothermic cooler (12) is arranged vertically, the endothermic cooler (12) further comprising a coarse dehydrator, a heat exchanger, a gas outlet chamber and a heat dissipation pipe; the coarse dehydrator is arranged at the bottom of the heat absorption cooler (12) and is filled with pall rings, and the coarse dehydrator is used for removing large liquid drops; the heat exchanger is in a shell-and-tube type structure with radiating fins; the cooling tube is used for cold water to pass through and the flow in the cooling tube is a 2-pass structure, and the cooling tube is made of copper or stainless steel. The gas outlet cavity is used for gas to pass through, and free water formed by gas cooling flows back along the cavity wall to the automatic drainer (9) to be discharged.
4. The gas transportation saturated water removal device of claim 1, wherein the automatic drainer (9) is a water seal structure preventing gas leakage.
5. The gas transportation saturated water removal device according to claim 1, wherein the control cabinet (8) collects the temperature and pressure of the gas in the dehydration pipeline, and the control cabinet (8) controls the water chilling unit (1) and the circulating water pump (3) through electric connection.
6. The gas-conveying saturated water removal device according to claim 1, wherein the chiller (1) is a positive displacement air-cooled chiller.
7. The gas delivery saturated water removal device according to claim 1, wherein the built-in filter element of the gas dust remover (6) is a hydrophobic filter element.
8. The apparatus for removing saturated water in gas delivery according to claim 1, wherein the cooling circulation line and the outer wall of the cold water tank are coated with sponge and galvanized sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413950.2A CN111921278A (en) | 2020-05-15 | 2020-05-15 | Gas conveying saturated water removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010413950.2A CN111921278A (en) | 2020-05-15 | 2020-05-15 | Gas conveying saturated water removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111921278A true CN111921278A (en) | 2020-11-13 |
Family
ID=73316353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010413950.2A Withdrawn CN111921278A (en) | 2020-05-15 | 2020-05-15 | Gas conveying saturated water removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111921278A (en) |
-
2020
- 2020-05-15 CN CN202010413950.2A patent/CN111921278A/en not_active Withdrawn
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201113 |
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| WW01 | Invention patent application withdrawn after publication |