CN109141068A - Air heat exchanger cooling water circulation device in a kind of nitrogen production line - Google Patents
Air heat exchanger cooling water circulation device in a kind of nitrogen production line Download PDFInfo
- Publication number
- CN109141068A CN109141068A CN201811156590.1A CN201811156590A CN109141068A CN 109141068 A CN109141068 A CN 109141068A CN 201811156590 A CN201811156590 A CN 201811156590A CN 109141068 A CN109141068 A CN 109141068A
- Authority
- CN
- China
- Prior art keywords
- pipe
- heat exchanger
- heat dissipation
- heat
- production line
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/0008—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one medium being in heat conductive contact with the conduits for the other medium
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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
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J5/00—Arrangements of cold exchangers or cold accumulators in separation or liquefaction plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/0066—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/30—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being attachable to the element
-
- 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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses air heat exchanger cooling water circulation devices in a kind of nitrogen production line, including compressor, intake valve, heat-dissipating pipe, copper pipe, connecting tube, heat dissipation pipe one, plate heat exchanger, radiating fin, water valve, cold water storage cistern, water pump, case lid, escape pipe and air outlet valve, the gas outlet of the compressor is connected with communicating pipe, intake valve is provided on communicating pipe, and communicating pipe, there are two symmetrically arranged heat-dissipating pipes by threeway connection, heat-dissipating pipe is communicated with plate heat exchanger far from one end of communicating pipe, and the gas outlet of two plate heat exchangers is connected to by branch pipe tee connection with escape pipe, air outlet valve is provided on escape pipe, spiral setting copper pipe is wound on the heat-dissipating pipe, and one end of two copper pipes is connected to by connecting tube, originally practical that gas is tentatively cooled down by cooling water circulation device, the high load capacity for alleviating precooler is asked Topic, improves the service life of precooler, and solve the problems, such as that electric energy loss is excessive, reduces costs.
Description
Technical field
The present invention relates to a kind of air heat exchanger, air heat exchanger cooling water circulation in specifically a kind of nitrogen production line
Device.
Background technique
Compressed air is the primary raw material of air separation unit, and by pre-cooling after air compression, purified device removal impurity is laggard
Enter fractionating column, temperature is generally between 45 degree of -55 degree after compressor compresses for air, and gas is pre-chilled by precooler later
To 8 degree or so, but if, to if without any processing between precooler, will lead to the thermic load mistake of precooler in compressor
Greatly, the service life of precooler not only can greatly be shortened, and larger to the loss of electric energy, cost is excessive.
We have proposed air heat exchangers in a kind of nitrogen production line, and above-mentioned mention is solved with cooling water circulation device thus
To the problem of.
Summary of the invention
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide air heat-exchanges in a kind of nitrogen production line
Device cooling water circulation device, in compressor to carrying out radiating treatment between precooler, by cooling water circulation device by gas
Tentatively cooled down, alleviate the high load capacity problem of precooler, to solve the problems, such as that electric energy loss is excessive.
To achieve the above object, the invention provides the following technical scheme:
Air heat exchanger cooling water circulation device in a kind of nitrogen production line, including compressor, intake valve, heat-dissipating pipe, copper pipe,
Connecting tube, heat dissipation pipe one, plate heat exchanger, radiating fin, water valve, cold water storage cistern, water pump, case lid, escape pipe and air outlet valve, institute
The gas outlet for stating compressor is connected with communicating pipe, is provided with intake valve on communicating pipe, and there are two being connected by threeway communicating pipe
Symmetrically arranged heat-dissipating pipe, heat-dissipating pipe are communicated with plate heat exchanger far from one end of communicating pipe, and two plate heat exchangers go out
Port is connected to by branch pipe tee connection with escape pipe, and air outlet valve is provided on escape pipe, and spiral setting is wound on the heat-dissipating pipe
Copper pipe, and one end of two copper pipes is connected to by connecting tube, and the other end of two copper pipes respectively at heat dissipation pipe one and dissipates
Hot-water line two is connected to, and is provided with water valve on heat dissipation pipe one, and the other end of heat dissipation pipe one is connected to the water inlet of cold water storage cistern,
The water outlet of cold water storage cistern is connected to the water inlet of water pump, and the water outlet of water pump is connected to two other end of heat dissipation pipe.
Further, several equally distributed radiating fins are fixedly connected on the heat dissipation pipe one and heat dissipation pipe two
Piece.
Further, case lid is provided on the cold water storage cistern.
Further, the compressor is fixed with storage tank far from the side of intake valve, and fire extinguishing is provided in storage tank
Device.
Further, the compression motor spindle is fixedly connected with several equally distributed anti-skid rubber cushions.
Compared with prior art, the beneficial effects of the present invention are:
1. the present invention, to preliminary radiating treatment is carried out between precooler, is carried out gas by cooling water circulation device in compressor
Preliminary cooling, alleviates the high load capacity problem of precooler, improves the service life of precooler, and solves that electric energy loss is excessive to ask
Topic, reduces costs.
2. the present invention is provided with radiating fin on heat dissipation pipe, can radiate very well to the liquid in water pipe, from
And accelerate the radiating efficiency of a whole set of water circulation system, and radiating fin is easy for installation, cost is relatively low, and due in water pipe
Water is formd in one by water pump and is recycled, and water resource is dramatically saved, and can carry out adding cold treatment by cold water storage cistern,
The temperature of gas can be further decreased.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of air heat exchanger cooling water circulation device in nitrogen production line.
Fig. 2 is a-quadrant enlarged structure schematic diagram in air heat exchanger cooling water circulation device in a kind of nitrogen production line.
Fig. 3 is B area enlarged structure schematic diagram in air heat exchanger cooling water circulation device in a kind of nitrogen production line.
In figure: 1, compressor；2, intake valve；3, heat-dissipating pipe；4, copper pipe；5, connecting tube；6, heat dissipation pipe one；7, board-like to change
Hot device；8, radiating fin；9, water valve；10, cold water storage cistern；11, water pump；12, case lid；13, escape pipe；14, air outlet valve；15, it is connected to
Pipe；16, fire extinguisher；17, heat dissipation pipe two.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1~3, in the embodiment of the present invention, air heat exchanger is filled with cooling water circulation in a kind of nitrogen production line
It sets, including compressor 1, the gas outlet of compressor 1 is connected with communicating pipe 15, and intake valve 2, and communicating pipe are provided on communicating pipe 15
15 are connected by threeway there are two symmetrically arranged heat-dissipating pipe 3, and heat-dissipating pipe 3 is communicated with plate-type heat-exchange far from one end of communicating pipe 15
Device 7, and the gas outlet of two plate heat exchangers 7 is connected to by branch pipe tee connection with escape pipe 13, is provided with outlet on escape pipe 13
Valve 14, when machine is started to work, air enters plate heat exchanger 7 by communicating pipe 15 and heat-dissipating pipe 3 after compressor 1,
Gas carries out preliminary heat exchange processing, reduces gas temperature, reduces the thermic load of precooler, be wound with spiral on heat-dissipating pipe 3
Copper pipe 4 is set, and one end of two copper pipes 4 is connected to by connecting tube 5, and the other end of two copper pipes 4 is respectively at water of radiation
Pipe 1 is connected to heat dissipation pipe 2 17, and water valve 9, and the other end and cold water of heat dissipation pipe 1 are provided on heat dissipation pipe 1
The water inlet of case 10 is connected to, and the water outlet of cold water storage cistern 10 is connected to the water inlet of water pump 11, and the water outlet of water pump 11 and heat dissipation
The connection of 2 17 other end of water pipe opens water valve 9, at this time heat dissipation pipe 1, heat dissipation pipe 2 17, copper pipe when water pump 11 is opened
4 and connecting tube 5 form and recycled in one, the copper pipe 4 by being wrapped in the setting of 3 spiral of heat-dissipating pipe takes away the heat of gas, from
And the thermic load of precooler is reduced, it reduces costs.
Several equally distributed radiating fins 8 are fixedly connected on heat dissipation pipe 1 and heat dissipation pipe 2 17, this setting can
To reduce the heat of liquid in heat dissipation pipe 1 and heat dissipation pipe 2 17, the cooling effect of device is improved, is arranged on cold water storage cistern 10
There is case lid 12, this setting the lower liquid of temperature can be added into cold water storage cistern 10 by case lid 12, can be further improved dress
The cooling effect set, compressor 1 are fixed with storage tank far from the side of intake valve 2, and fire extinguisher 16 is provided in storage tank, this
Setting can device break down appearance fire after, can handle in time, reduce risk, 1 bottom of compressor is fixed to be connected
Several equally distributed anti-skid rubber cushions are connected to, this setting can make whole device more stable.
1 model ZH4000 of compressor of the present invention, 11 model WNY600 of water pump, 7 model TM20A of plate heat exchanger,
The circuit and control being related to are the prior art, herein without excessively repeating.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "front", "rear" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention, in the present invention, it is also necessary to explanation,
Term " installation ", " connection " shall be understood in a broad sense, for example, can be fixedly connected, may be a detachable connection, or be integrally formed
Connection, is also possible to be mechanically connected, is also possible to be indirectly connected with by intermediary, can understand that term exists by concrete condition
Concrete meaning in the present invention.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. air heat exchanger cooling water circulation device in a kind of nitrogen production line, including compressor (1), intake valve (2), heat dissipation
Manage (3), copper pipe (4), connecting tube (5), heat dissipation pipe 1), plate heat exchanger (7), radiating fin (8), water valve (9), cold water storage cistern
(10), water pump (11), case lid (12), escape pipe (13) and air outlet valve (14), which is characterized in that the outlet of the compressor (1)
It mouthful is connected with communicating pipe (15), is provided on communicating pipe (15) intake valve (2), and communicating pipe (15) is by there are two threeway connections
Symmetrically arranged heat-dissipating pipe (3), heat-dissipating pipe (3) is communicated with plate heat exchanger (7) far from the one end of communicating pipe (15), and two plates
The gas outlet of formula heat exchanger (7) is connected to by branch pipe tee connection with escape pipe (13), and air outlet valve (14) are provided on escape pipe (13),
Spiral setting copper pipe (4) is wound on the heat-dissipating pipe (3), and one end of two copper pipes (4) is connected to by connecting tube (5), and
And the other end of two copper pipes (4) is connected to respectively at heat dissipation pipe one (6) with heat dissipation pipe two (17), on heat dissipation pipe one (6)
It is provided with water valve (9), and the other end of heat dissipation pipe one (6) is connected to the water inlet of cold water storage cistern (10), cold water storage cistern (10) goes out
The mouth of a river is connected to the water inlet of water pump (11), and the water outlet of water pump (11) is connected to heat dissipation pipe two (17) other end.
2. air heat exchanger cooling water circulation device in a kind of nitrogen production line according to claim 1, feature exist
In being fixedly connected with several equally distributed radiating fins (8) on the heat dissipation pipe one (6) and heat dissipation pipe two (17).
3. air heat exchanger cooling water circulation device in a kind of nitrogen production line according to claim 1, feature exist
In being provided with case lid (12) on the cold water storage cistern (10).
4. air heat exchanger cooling water circulation device in a kind of nitrogen production line according to claim 1, feature exist
In the compressor (1) is fixed with storage tank far from the side of intake valve (2), and is provided with fire extinguisher (16) in storage tank.
5. air heat exchanger cooling water circulation device in a kind of nitrogen production line according to claim 1, feature exist
In compressor (1) bottom is fixedly connected with several equally distributed anti-skid rubber cushions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156590.1A CN109141068A (en) | 2018-09-30 | 2018-09-30 | Air heat exchanger cooling water circulation device in a kind of nitrogen production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156590.1A CN109141068A (en) | 2018-09-30 | 2018-09-30 | Air heat exchanger cooling water circulation device in a kind of nitrogen production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109141068A true CN109141068A (en) | 2019-01-04 |
Family
ID=64814137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811156590.1A Pending CN109141068A (en) | 2018-09-30 | 2018-09-30 | Air heat exchanger cooling water circulation device in a kind of nitrogen production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109141068A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114623658A (en) * | 2022-04-09 | 2022-06-14 | 连云港欧亚气体有限公司 | Cooling device and method for industrial nitrogen production |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003021458A (en) * | 2001-07-10 | 2003-01-24 | Hitachi Ltd | Low-temperature air separation equipment |
| EP1788333A1 (en) * | 2005-11-21 | 2007-05-23 | Ford Global Technologies, LLC | Air cooling device |
| WO2015058421A1 (en) * | 2013-10-23 | 2015-04-30 | 珠海风合节能科技开发有限公司 | Condenser heat dissipation enhancing device for compression refrigerating machine and control method thereof |
| CN204513907U (en) * | 2015-03-20 | 2015-07-29 | 开封东京空分集团有限公司 | A kind of empty point chilldown system |
| CN205807888U (en) * | 2015-10-23 | 2016-12-14 | 浙江湖州德旺建材科技有限公司 | Thermal insulation mortar packaging compressed air heat sink |
| CN206713227U (en) * | 2016-12-15 | 2017-12-05 | 东莞市银狐网络有限公司 | A kind of computer room rack water cooling plant |
| CN208998594U (en) * | 2018-09-30 | 2019-06-18 | 洛阳天泽气体有限公司 | Air heat exchanger cooling water circulation device in a kind of nitrogen production line |
-
2018
- 2018-09-30 CN CN201811156590.1A patent/CN109141068A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003021458A (en) * | 2001-07-10 | 2003-01-24 | Hitachi Ltd | Low-temperature air separation equipment |
| EP1788333A1 (en) * | 2005-11-21 | 2007-05-23 | Ford Global Technologies, LLC | Air cooling device |
| WO2015058421A1 (en) * | 2013-10-23 | 2015-04-30 | 珠海风合节能科技开发有限公司 | Condenser heat dissipation enhancing device for compression refrigerating machine and control method thereof |
| CN204513907U (en) * | 2015-03-20 | 2015-07-29 | 开封东京空分集团有限公司 | A kind of empty point chilldown system |
| CN205807888U (en) * | 2015-10-23 | 2016-12-14 | 浙江湖州德旺建材科技有限公司 | Thermal insulation mortar packaging compressed air heat sink |
| CN206713227U (en) * | 2016-12-15 | 2017-12-05 | 东莞市银狐网络有限公司 | A kind of computer room rack water cooling plant |
| CN208998594U (en) * | 2018-09-30 | 2019-06-18 | 洛阳天泽气体有限公司 | Air heat exchanger cooling water circulation device in a kind of nitrogen production line |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114623658A (en) * | 2022-04-09 | 2022-06-14 | 连云港欧亚气体有限公司 | Cooling device and method for industrial nitrogen production |
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