CN103894791B - Enhanced heat transfer component manufacturing process in the pipe of the heat exchanger tube with enhanced heat transfer component - Google Patents
Enhanced heat transfer component manufacturing process in the pipe of the heat exchanger tube with enhanced heat transfer component Download PDFInfo
- Publication number
- CN103894791B CN103894791B CN201410056674.3A CN201410056674A CN103894791B CN 103894791 B CN103894791 B CN 103894791B CN 201410056674 A CN201410056674 A CN 201410056674A CN 103894791 B CN103894791 B CN 103894791B
- Authority
- CN
- China
- Prior art keywords
- pipe
- heat transfer
- compo pipe
- transfer component
- enhanced heat
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses enhanced heat transfer component manufacturing process in the pipe of a kind of heat exchanger tube with enhanced heat transfer component, manufacturing process includes surfacing link and grinds link, surfacing link is realized by coating soldering equipment, grinding link to be realized by milling apparatus, coating soldering equipment includes control station, Laser Power Devices, process gas switch board, Electrical and Electronic switch board, laser head, driving chuck, powder feeder, running gear, intermediate bracket and bracket；Milling apparatus includes rotary apparatus, coolant conveyer device, grinding tool rotating driving device, band abrasive lapping brush, bull stick and connecting rod.
Description
Technical field
The present invention relates to field field of heat exchange equipment, in particular to one, there is enhanced heat transfer component
Heat exchanger tube pipe in enhanced heat transfer component manufacturing process.
Background technology
In pyrolysis furnace, other heating furnace and heat transmission equipment, there is possible depositing contaminants in the medium of heating
Situation, easy coking or fluid flowing there is thicker laminar flow layer, has that the thermal efficiency is the highest, tube wall coking
Etc. defect, this just requires that heat exchanger tube has higher heat transfer property, and requires that the interior medium of pipe is along caliber direction
Temperature as far as possible uniformly.Therefore for strengthening the heat transfer effect of heat exchanger tube, inside pipe wall uses has augmentation of heat transfer
The heat exchanger tube of element.There are plum tube, the cracking tube with helical fin and strengthening twisted slice tube etc. at present.
Interior Flos Mume boiler tube, its boiler tube inwall rolls out the straight fins with a number of plum blossom-shaped, fin
The specific surface area of boiler tube heat exchange can be effectively increased, thus increase the caloric receptivity of boiler tube.But due to this boiler tube
Manufacturing process be rolling boiler tube, quincunx fin and boiler tube are a roll forming, therefore make boiler tube
Structure, the shape of fin are restricted.
Providing a kind of cracking tube with helical fin in prior art, fin is formed at the inner surface of pipe
Upper and relative to pipe axis tilts, and is arranged in discretely on one or more helical trajectory.Fin is used
In stirring tube fluid, it is effectively facilitated heat and is transferred on fluid.But owing to pipe inner fin is relative to pipe
Axis tilt, and be distributed twist, therefore the pressure loss is bigger.If being used for managing interior medium to deposit
In the situation of possible depositing contaminants, the most inevitably cause inside pipe wall fouling, be not easily cleaned and keep in repair.
This pipe uses continuous print heap welding method, and caloric value strengthens, and has mother metal certain in manufacturing process
Diluting effect, thus have influence on the mechanical performance of mother metal.
Additionally providing a kind of heat exchanger tube with strengthening twisted sheet in prior art, this strengthening twisted sheet uses
Static casting technique is made, and compared with the boiler tube of centrifugal casting, its metal grain is relatively coarse, group
Knit structure the finest and close, be particularly less than the centrifugal casting furnace tube of equivalent material in high temperature creep strength value,
Therefore boiler tube, and the butt weld amount of the boiler tube of this structure increase, making to boiler tube it are less than its service life
With bringing certain risk.
Summary of the invention
In the present invention provides the pipe of a kind of heat exchanger tube with enhanced heat transfer component, enhanced heat transfer component manufactures work
Skill, in order to overcome the problem such as the highest, easy coking of tube wall of heat exchange efficiency present in prior art.
For reaching above-mentioned purpose, the invention provides in the pipe of a kind of heat exchanger tube with enhanced heat transfer component
Enhanced heat transfer component manufacturing process, manufacturing process includes surfacing link and grinds link, and surfacing link is passed through
Coating soldering equipment realizes, and grinds link and is realized by milling apparatus, and coating soldering equipment includes control station, laser electricity
Source, process gas switch board, Electrical and Electronic switch board, laser head, driving chuck, powder feeder, OK
Walking apparatus, intermediate bracket and bracket；Milling apparatus includes rotary apparatus, coolant conveyer device, grinding tool
Rotating driving device, band abrasive lapping brush, bull stick and connecting rod；
Manufacturing process comprises the following steps:
With the complete compo pipe inwall of acetone surface cleaning, and in compo pipe, it is passed through compressed air does
Dry, and one end of dried compo pipe is arranged on driving chuck, its other end bracket support；
Laser head is arranged on running gear, by controlling running gear, laser head is imported compo pipe,
And the surfacing nozzle of laser head is adjusted to the original position set, wherein, Laser Power Devices and laser head phase
Connecting, laser head is furnished with water-cooling system, is opened by the cooling water valve of water-cooling system and keep before surfacing
Certain pressure；
Being mixed by a certain percentage with agglutinant by alloy powder and load in the powder feeding tank of powder feeder, unlatching is sent
The load powder gas valve of powder device, controls to carry powder gas flow by alloy mixed powder by process gas switch board
End is delivered to the surfacing nozzle of laser head, and wherein, the conveying pipe of powder feeder is connected with laser head；
According to pre-entering the enhanced heat transfer component to be formed of the control station position in compo pipe, shape
Shape and size, control to drive circumferential movement and the axially-movable of running gear of chuck, and surfacing nozzle is closing
Gold pipe is internally formed interior convex algorithm；
In being formed, the first end of the compo pipe of convex algorithm is clamped on the chuck of rotary apparatus, its second end
It is fixed on the bracket of coolant conveyer device, equipped with rustless steel ball bearing inside coolant conveyer device,
Compo pipe is that taper sealing contacts with the bracket of coolant conveyer device；
By grinding tool rotating driving device, the connecting rod being connected with bull stick is moved to the first end of compo pipe,
At least one band abrasive lapping brush is arranged in the connecting rod of grinding tool rotating driving device, wherein band abrasive material
Abrasive brush is made up with brush filament of grinding-material；
Starting rotary apparatus and grinding tool rotating driving device, rotary apparatus drives compo pipe, and grinding tool rotates and drives
Dynamic device drives abrasive brush, both move toward one another, is ground convex algorithm in compo pipe, and then passes through
Grinding tool rotary apparatus drive connection bar is transported to the second end from the first end of compo pipe according to default feed
Dynamic, in compo pipe, enhanced heat transfer component is ground；
Wherein, rotate clockwise or counterclockwise at startup rotary apparatus and grinding tool rotating driving device simultaneously
Meanwhile, start coolant conveyer device, coolant be delivered in compo pipe by setting flow set pressure,
Wash away grinding the abrasive material produced, and polish-brush process is cooled down.
Optionally, the chemical composition of the solder joint that compo pipe inwall is formed is identical with the chemical composition of compo pipe,
And dilution rate is not more than 1%.
Optionally, the rotating speed of rotary apparatus is 15～30 turns/min, and the rotating speed of grinding tool rotating driving device is
160～240 turns/min, the feed of grinding tool rotating driving device drive connection bar is 2mm/min.
Optionally, the flow of coolant conveyer device conveying coolant is 25～35m3/ min, pressure is
1MPa。
Optionally, after grinding, the fineness of compo pipe inwall reaches more than 3.2 microns.
In the above-described embodiments, by laser cladding technology based on semiconductor light fibre laser, can be fast
Speed realizes the manufacture of the interior enhanced heat transfer component of pipe, thus realization has enhancing heat-transfer effect, reduces inside pipe wall
The heat exchanger tube of fouling；And then utilize combination material brush and high temperature alloy pipes relative rotary motion, high temperature is closed
The interior convex algorithm that gold inside pipe wall surfacing is formed carries out polish-brush, by the oxide removal in high temperature alloy pipes, and
High temperature alloy inside pipe wall is polished, improve tube wall fineness, roughness can reach 3.2 microns with
On.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the control station schematic diagram of the laser coating soldering equipment of one embodiment of the invention；
Fig. 2 is the Laser Power Devices schematic diagram of the laser coating soldering equipment of one embodiment of the invention；
Fig. 3 is the process gas switch board schematic diagram of the laser coating soldering equipment of one embodiment of the invention；
Fig. 4 is the Electrical and Electronic switch board schematic diagram of the laser coating soldering equipment of one embodiment of the invention；
Fig. 5 is the agent structure schematic diagram of the laser coating soldering equipment of one embodiment of the invention；
Fig. 6 is the powder feeder schematic diagram of the laser coating soldering equipment of one embodiment of the invention；
Fig. 7 is the milling apparatus signal of convex algorithm in grinding compo pipe of one embodiment of the invention
Figure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not paying
Go out the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
Fig. 1 is the control station schematic diagram of the laser coating soldering equipment of one embodiment of the invention；Fig. 2 is this
The Laser Power Devices schematic diagram of the laser coating soldering equipment of a bright embodiment；Fig. 3 is one embodiment of the invention
The process gas switch board schematic diagram of laser coating soldering equipment；Fig. 5 is the laser of one embodiment of the invention
The agent structure schematic diagram of coating soldering equipment；Fig. 6 is sending of the laser coating soldering equipment of one embodiment of the invention
Powder device schematic diagram.As it is shown in figure 5, this laser coating soldering equipment includes: control station 1, Laser Power Devices 2, work
Process gases switch board 3, laser head 5, driving chuck 6, powder feeder 7, running gear 8, intermediate bracket
10 and bracket 11, wherein:
Driving chuck 6 for arranging one end of compo pipe 9, bracket 11 is for supporting another of compo pipe 9
End；
Intermediate bracket 10 includes the upper and lower adjustable two pieces clamping piece that cooperates, and running gear 8 is by card
Cuffs, laser head 5 is arranged on running gear 8, and laser head 5 is imported compo pipe 9 by running gear 8,
And the surfacing nozzle of laser head 5 is adjusted to the original position set, Laser Power Devices 2 and laser head 5 phase
Connect；
Powder feeder 7 is provided with powder feeding tank, powder feeding tank for hold the alloy powder that mixes by a certain percentage with
Agglutinant, powder feeder 7 is provided with load powder gas valve and conveying pipe, and process gas switch board 3 controls logical
Enter to carry the load powder gas flow of powder gas valve, mixed powder for alloy is delivered to laser head by conveying pipe
The surfacing nozzle of 5；
Control station 1 is connected with driving chuck 6 and running gear 8 respectively, controls to drive the week of chuck 6
To motion and the axially-movable of running gear 8.
Fig. 4 is the Electrical and Electronic switch board schematic diagram of the laser coating soldering equipment of one embodiment of the invention；
The binding post of control station, laser head, Laser Power Devices, running gear and driving chuck be arranged on electrically and
In electronic control cabinet 4, to realize process quick, accurate, stable, safe.
When implementing, control station can lead the industrial computer operation and control system wearing touch screen,
Parameter input, setting and program management are all realized by touch screen.The operation of console device itself is then
It is to be implemented by button.Can store the spraying parameter of more than 500 in industrial computer, it is also joined
Have USB interface.Laser Power Devices use semiconductor laser system.
Such as, laser head is furnished with water cooling plant, is opened also by the cooling water valve of water cooling plant before surfacing
Keep certain pressure.
Such as, above-mentioned load powder gas can use argon.
Above-described embodiment passes through base laser cladding solder technology, can quickly realize managing interior enhanced heat transfer component
Manufacture, thus realize have strengthen heat-transfer effect, reduce inside pipe wall fouling heat exchanger tube.
Fig. 7 is the milling apparatus signal of convex algorithm in grinding compo pipe of one embodiment of the invention
Figure.As it can be seen, this milling apparatus includes: rotary apparatus 11, coolant conveyer device 13, grinding tool revolve
Rotary driving device 14, band abrasive lapping brush 15, bull stick 17 and connecting rod 18, wherein, bull stick 17
First end is connected with grinding tool rotating driving device 14, and grinding tool rotating driving device 14 drives bull stick 17 weeks
To and axially-movable, the second end of bull stick 17 is connected (as threaded) with the first end of connecting rod 18,
Coolant conveyer device 13 is arranged on the junction of bull stick 17 and connecting rod 18, and rotary apparatus 11 sets
Being equipped with chuck, chuck is for clamping the first end A of the compo pipe 12 with interior convex algorithm, compo pipe 12
The second end B be arranged in the taking over a business of coolant conveyer device 13, the internal peace of coolant conveyer device 13
Equipped with bearing (such as rustless steel ball bearing), compo pipe 12 and coolant conveyer device 13 take over a business for
Taper sealing contacts, and at least one band abrasive lapping brush 15 is arranged in connecting rod, grinds in butt welding point
During mill, by grinding tool rotating driving device 14, connecting rod 18 is moved forward to the position, A end of compo pipe 12,
Rotary apparatus 11 and grinding tool rotating driving device 14 rotate clockwise or counterclockwise simultaneously, drive compo pipe
12 and at least one band abrasive lapping brush 15 rotate in opposite directions and convex algorithm in compo pipe 12 be ground, shape
Become enhanced heat transfer component.
In the specific implementation, above-mentioned band abrasive lapping brush is made up with brush filament of grinding-material.Preparing abrasive material
During abrasive brush, selected grinding-material is combined with brush filament and is prepared.In a specific embodiment,
Abrasive lapping is brushed with two kinds of specifications:Mesh andMesh,Mesh abrasive lapping brush fills
At the root of connecting rod,Mesh abrasive lapping brush is arranged onAfter mesh abrasive lapping brush
Face.
Such as, when grinding, starting rotary apparatus, angular velocity is 18 turns/min, and direction of rotation is up time
Pin rotates；Starting grinding tool rotating driving device, direction of rotation is that rotating speed is 180 turns/min clockwise,
After grinding tool rotating driving device starts, being then turned on the running gear of grinding tool rotating driving device, feed is
2mm/min；And start coolant conveyer device, if flow is 25m3/ min, pressure is 1MPa,
The abrasive material of grinding is washed away, and polish-brush is played cooling effect.
In the above-described embodiments, combination material brush and high temperature alloy pipes relative rotary motion are utilized, to high temperature
The interior convex algorithm that compo pipe inwall surfacing is formed carries out polish-brush, by the oxide removal in high temperature alloy pipes,
And high temperature alloy inside pipe wall is polished, improving the fineness of tube wall, roughness can reach 3.2 microns
Above.
The following is the heat exchange using above-mentioned laser coating soldering equipment and milling apparatus manufacture to have enhanced heat transfer component
Enhanced heat transfer component manufacturing process in the pipe of pipe, manufacturing process includes surfacing link and grinds link, surfacing
Link is realized by above-mentioned coating soldering equipment, grinds link and is realized by above-mentioned milling apparatus, manufacturing process bag
Include following steps:
With the complete compo pipe inwall of acetone surface cleaning, and in compo pipe, it is passed through compressed air does
Dry, and one end of dried compo pipe is arranged on driving chuck, its other end bracket support；
Laser head is arranged on running gear, by controlling running gear, laser head is imported compo pipe,
And the surfacing nozzle of laser head is adjusted to the original position set, wherein, Laser Power Devices and laser head phase
Connecting, laser head is furnished with water-cooling system, is opened by the cooling water valve of water-cooling system and keep before surfacing
Certain pressure；
Being mixed by a certain percentage with agglutinant by alloy powder and load in the powder feeding tank of powder feeder, unlatching is sent
The load powder gas valve of powder device, controls to carry powder gas flow by alloy mixed powder by process gas switch board
End is delivered to the surfacing nozzle of laser head, and wherein, the conveying pipe of powder feeder is connected with laser head；
According to pre-entering the enhanced heat transfer component to be formed of the control station position in compo pipe, shape
Shape and size, control to drive circumferential movement and the axially-movable of running gear of chuck, and surfacing nozzle is closing
Gold pipe is internally formed interior convex algorithm；
In being formed, the first end of the compo pipe of convex algorithm is clamped on the chuck of rotary apparatus, its second end
It is fixed in the taking over a business of coolant conveyer device, equipped with rustless steel ball bearing inside coolant conveyer device,
Compo pipe contacts for taper sealing with taking over a business of coolant conveyer device；
By grinding tool rotating driving device, the connecting rod being connected with bull stick is moved to the first end of compo pipe,
At least one band abrasive lapping brush is arranged in the connecting rod of grinding tool rotating driving device, wherein band abrasive material
Abrasive brush is made up with brush filament of grinding-material；
Start rotary apparatus and grinding tool rotating driving device, drive compo pipe and at least one band abrasive lapping
Brush rotates in opposite directions and is ground convex algorithm in compo pipe, and then by grinding tool rotary apparatus drive connection bar
According to default feed from the first end of compo pipe to the second end motion, in compo pipe, form strengthening pass
Thermal element；
Wherein, rotate clockwise or counterclockwise at startup rotary apparatus and grinding tool rotating driving device simultaneously
Meanwhile, start coolant conveyer device, coolant be delivered in compo pipe by setting flow set pressure,
Wash away grinding the abrasive material produced, and polish-brush process is cooled down.
Such as, the chemical composition of the solder joint that compo pipe inwall is formed is identical with the chemical composition of compo pipe, and
And dilution rate is not more than 1%.In the specific implementation, can be by the chemical composition to welding metal dust
It is optimized so that it is chemical composition is the most identical with compo pipe, and makes the solder joint chemical composition after welding dilute
The rate of releasing is not more than 1%, it is ensured that the mechanical performance of pipe convex meets the requirement of design.
Such as, the rotating speed of rotary apparatus is 15～30 turns/min, and the rotating speed of grinding tool rotating driving device is
160～240 turns/min, the feed of grinding tool rotating driving device drive connection bar is 2mm/min.
Such as, the flow of coolant conveyer device conveying coolant is 25～35m3/ min, pressure is 1MPa.
Such as, after grinding, the fineness of compo pipe inwall reaches more than 3.2 microns.At inside pipe wall after deposition
The welding slag of generation, oxide skin etc., by with the special brush of taking turns containing abrasive material, carry out polishing, polishing, make
Fineness reaches 3.2 microns or more smooth.
In the above-described embodiments, by based on laser cladding solder technology, can quickly realize managing interior strengthening
The manufacture of heat transfer element, thus realize that there is the heat exchanger tube strengthening heat-transfer effect, reducing inside pipe wall fouling；
And then utilize combination material brush and high temperature alloy pipes relative rotary motion, to high temperature alloy inside pipe wall surfacing shape
The interior convex algorithm become carries out polish-brush, by the oxide removal in high temperature alloy pipes, and in high temperature alloy pipes
Wall polishes, and improves the fineness of tube wall, and roughness can reach more than 3.2 microns.
One of ordinary skill in the art will appreciate that: accompanying drawing is the schematic diagram of an embodiment, in accompanying drawing
Module or flow process not necessarily implement necessary to the present invention.
One of ordinary skill in the art will appreciate that: the module in device in embodiment can be according to enforcement
Example describes in the device being distributed in embodiment, it is also possible to carries out respective change and is disposed other than the present embodiment
In one or more devices.The module of above-described embodiment can merge into a module, it is also possible to further
Split into multiple submodule.
Last it is noted that above example is only in order to illustrate technical scheme, rather than to it
Limit；Although the present invention being described in detail with reference to previous embodiment, the ordinary skill of this area
Personnel it is understood that the technical scheme described in previous embodiment still can be modified by it, or
Wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make relevant art
The essence of scheme departs from the spirit and scope of embodiment of the present invention technical scheme.
Claims (5)
1. an enhanced heat transfer component manufacturing process in the pipe of the heat exchanger tube with enhanced heat transfer component, it is special
Levying and be, described manufacturing process includes surfacing link and grinds link, and described surfacing link is set by surfacing
Standby realization, described grinding link is realized by milling apparatus, and described coating soldering equipment includes control station, laser
Power supply, process gas switch board, Electrical and Electronic switch board, laser head, driving chuck, powder feeder,
Running gear, intermediate bracket and bracket；Described milling apparatus include rotary apparatus, coolant conveyer device,
Grinding tool rotating driving device, band abrasive lapping brush, bull stick and connecting rod；
Described manufacturing process comprises the following steps:
With the complete compo pipe inwall of acetone surface cleaning, and in described compo pipe, it is passed through compressed air enters
Row is dried, and is arranged on described driving chuck one end of dried described compo pipe, its other end
Use described bracket support；
Described laser head is arranged on described running gear, swashs described by controlling described running gear
Shaven head imports described compo pipe, and is adjusted by the surfacing nozzle of described laser head to the original position set,
Wherein, described Laser Power Devices are connected with described laser head, and described laser head is furnished with water-cooling system, are applying
Before weldering, the cooling water valve of described water-cooling system opened and keep certain pressure；
Alloy powder mixed by a certain percentage with agglutinant and loads in the powder feeding tank of described powder feeder, opening
Open the load powder gas valve of described powder feeder, control to carry powder gas flow by described process gas switch board
Mixed powder for alloy is delivered to the surfacing nozzle of described laser head, wherein, the conveying pipe of described powder feeder
It is connected with described laser head；
According to pre-entering the enhanced heat transfer component to be formed of described control station in described compo pipe
Position, shape and size, control the circumferential movement of described driving chuck and the axial fortune of described running gear
Dynamic, described surfacing nozzle is internally formed interior convex algorithm at described compo pipe；
In being formed, the first end of the described compo pipe of convex algorithm is clamped on the chuck of described rotary apparatus,
Its second end is fixed in the taking over a business of described coolant conveyer device, the internal dress of described coolant conveyer device
Having rustless steel ball bearing, described compo pipe is that taper sealing connects with the bracket of described coolant conveyer device
Touch；
The described connecting rod being connected with described bull stick is moved to described by described grinding tool rotating driving device
First end of compo pipe, is arranged on described grinding tool rotation driving dress by least one described band abrasive lapping brush
In the connecting rod put, wherein said band abrasive lapping brush is made up with brush filament of grinding-material；
Starting described rotary apparatus and described grinding tool rotating driving device, described rotary apparatus drives described conjunction
Jin Guan, described grinding tool rotating driving device drives described band abrasive lapping brush, and both move toward one another, to institute
In stating compo pipe, convex algorithm is ground, and then drives described connecting rod to press by described grinding tool rotary apparatus
According to default feed from the first end of described compo pipe to the second end motion, formed in described compo pipe
Enhanced heat transfer component；
Wherein, described rotary apparatus and described grinding tool rotating driving device are being started the most clockwise or the inverse time
While pin rotates, start described coolant conveyer device, coolant is defeated by setting flow set pressure
Deliver in described compo pipe, wash away grinding the abrasive material produced, and polish-brush process is cooled down.
Enhanced heat transfer component manufacturing process in pipe the most according to claim 1, it is characterised in that institute
The chemical composition stating the solder joint that compo pipe inwall is formed is identical and dilute with the chemical composition of described compo pipe
The rate of releasing is not more than 1%.
Enhanced heat transfer component manufacturing process in pipe the most according to claim 1, it is characterised in that institute
The rotating speed stating rotary apparatus is 15～30 revs/min, the rotating speed of described grinding tool rotating driving device be 160～
240 revs/min, described grinding tool rotating driving device drives the feed of described connecting rod to be 2mm/ minute.
Enhanced heat transfer component manufacturing process in pipe the most according to claim 1, it is characterised in that institute
The flow stating coolant conveyer device conveying coolant is 25～35m3/ min, pressure is 1MPa.
5., according to enhanced heat transfer component manufacturing process in the pipe according to any one of claim 1-4, it is special
Levying and be, after grinding, the fineness of described compo pipe inwall reaches more than 3.2 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410056674.3A CN103894791B (en) | 2014-02-19 | 2014-02-19 | Enhanced heat transfer component manufacturing process in the pipe of the heat exchanger tube with enhanced heat transfer component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410056674.3A CN103894791B (en) | 2014-02-19 | 2014-02-19 | Enhanced heat transfer component manufacturing process in the pipe of the heat exchanger tube with enhanced heat transfer component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103894791A CN103894791A (en) | 2014-07-02 |
| CN103894791B true CN103894791B (en) | 2016-11-23 |
Family
ID=50986534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410056674.3A Active CN103894791B (en) | 2014-02-19 | 2014-02-19 | Enhanced heat transfer component manufacturing process in the pipe of the heat exchanger tube with enhanced heat transfer component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103894791B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111763529A (en) * | 2020-06-18 | 2020-10-13 | 中国寰球工程有限公司 | Radiation furnace tube |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR970007306B1 (en) * | 1994-06-01 | 1997-05-07 | 삼성정밀화학 주식회사 | Layout of assembly stand for tubular heat exchangers |
| CN2545558Y (en) * | 2002-04-05 | 2003-04-16 | 董久明 | Heat exchanger |
| CN103542759B (en) * | 2012-07-12 | 2017-04-05 | 中国石油天然气股份有限公司 | Heat exchanger tube with enhanced heat transfer component |
| CN102974985B (en) * | 2012-12-03 | 2015-11-04 | 西安西工大超晶科技发展有限责任公司 | A kind of nuclear power station steam generator heat transfer tube end cap manufacture method |
| CN203266367U (en) * | 2013-05-20 | 2013-11-06 | 江苏久保联实业有限公司 | High-temperature alloy inward-convex tube polishing device |
-
2014
- 2014-02-19 CN CN201410056674.3A patent/CN103894791B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103894791A (en) | 2014-07-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107150154A (en) | Additive manufacturing method of diamond tool | |
| CN105108340B (en) | Molten drop transition control method for pipeline all-position laser-MAG composite welding | |
| CN103451650A (en) | Laser quick repair process method for large rotary machine bearing bush | |
| CN101837501B (en) | Surfacing method of 12-percent Cr steel high and middle pressure rotor journal of ultra supercritical steam turbine | |
| CN107096972B (en) | Method for laser brazing of single-layer diamond tool | |
| CN111378965A (en) | Method for preparing graphite-enhanced antifriction heat-conducting and electric-conducting coating by supersonic laser deposition | |
| Tian et al. | The dominant effect of c-axis orientation in tin on the electromigration behaviors in tricrystal Sn-3.0 Ag-0.5 Cu solder joints | |
| WO2012100476A1 (en) | Method for soldering target and back plate | |
| CN104498944A (en) | Method for laser cladding preparation of surface ceramic coating using nano core-shell particle powder | |
| CN103894791B (en) | Enhanced heat transfer component manufacturing process in the pipe of the heat exchanger tube with enhanced heat transfer component | |
| CN109926834A (en) | Turning, laser melting coating and mirror finish set composite | |
| CN112981387A (en) | Method for preparing aluminum oxide reinforced copper-based wear-resistant heat-conducting and electric-conducting coating through laser-assisted low-pressure cold spraying | |
| CN107983965A (en) | High-temperature plasma aerosolization superfine spherical metal powder preparation method and equipment | |
| CN205764324U (en) | A kind of sense preheating laser braze welding and prepare the device of abrasive particle grinding wheel | |
| CN101804494B (en) | Ultra supercritical Overlaying process for high-medium pressure rotor thrust disk made of 12% Cr steel | |
| CN103924238A (en) | Method for laser cladding Ni-based alloy+B4C wild phase on Q550 steel | |
| CN107127455B (en) | Method for welding diamond tool by laser-stirring friction | |
| CN106270884A (en) | Chip eutectic welding method and chip eutectic welder | |
| CN202540147U (en) | Cooling device for single-sided grinding and polishing machine | |
| CN105014388B (en) | The method and apparatus for improving copper alloy surface performance | |
| CN104046983A (en) | Titanium alloy thin-wall blade laser-cladding low-stress local orientation cooling restoration method | |
| CN206751930U (en) | Comprehensive coaxial powder-feeding mouth for laser melting coating | |
| CN111850547B (en) | Multi-shaft ultra-high-speed laser cladding spray head | |
| CN203738561U (en) | Grinding equipment used for grinding inner convex welding spots of alloy pipe | |
| CN212476887U (en) | Detachable multi-shaft ultrahigh-speed laser cladding nozzle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Two road 100012 Beijing city Chaoyang District high tech Industrial Park, No. 1. Patentee after: China Global Engineering Co. Ltd. Patentee after: Jiangsu Jiubaolian Industrial Co., Ltd. Address before: Two road 100012 Beijing city Chaoyang District high tech Industrial Park, No. 1. Patentee before: China Huanqiu Engineering Co. Patentee before: Jiangsu Jiubaolian Industrial Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210304 Address after: 100120 Xicheng District six paw Kang in Beijing City Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA HUANQIU CONTRACTING & ENGINEERING Co.,Ltd. Patentee after: JIANGSU JIUBAOLIAN INDUSTRY Co.,Ltd. Address before: No.1, Chuangda 2nd Road, Laiguangying hi tech Industrial Park, Chaoyang District, Beijing, 100012 Patentee before: CHINA HUANQIU CONTRACTING & ENGINEERING Co.,Ltd. Patentee before: JIANGSU JIUBAOLIAN INDUSTRY Co.,Ltd. |