CN202221255U - Waste heat recovery heat exchanger for drilling platform - Google Patents
Waste heat recovery heat exchanger for drilling platform Download PDFInfo
- Publication number
- CN202221255U CN202221255U CN2011202949287U CN201120294928U CN202221255U CN 202221255 U CN202221255 U CN 202221255U CN 2011202949287 U CN2011202949287 U CN 2011202949287U CN 201120294928 U CN201120294928 U CN 201120294928U CN 202221255 U CN202221255 U CN 202221255U
- Authority
- CN
- China
- Prior art keywords
- shell
- coil pipe
- heat exchanger
- double helix
- heat recovery
- 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.)
- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 37
- 238000011084 recovery Methods 0.000 title claims abstract description 36
- 239000002918 waste heat Substances 0.000 title abstract 3
- 239000012530 fluid Substances 0.000 claims abstract description 22
- 238000013459 approach Methods 0.000 claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 241000156948 Aphantopus hyperantus Species 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003546 flue gas Substances 0.000 abstract description 10
- 239000000779 smoke Substances 0.000 abstract description 6
- 238000012546 transfer Methods 0.000 abstract description 5
- 239000000725 suspension Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 20
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 210000005239 tubule Anatomy 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a waste heat recovery heat exchanger for a drilling platform, which comprises a shell, a guide plate and a double-helix suspension coil pipe; the shell is a cavity, one end of the shell is provided with a smoke inlet, the other end of the shell is provided with a smoke outlet, and the smoke inlet is connected with an exhaust port of the diesel engine; the guide plate is arranged in the shell and is close to the smoke inlet of the shell; the double-helix suspension coil is arranged in the shell and used for conveying a heated fluid medium. The utility model discloses a waste heat recovery for drilling platform diesel engine flue gas, heat exchanger heat exchange efficiency is high, the resistance is little, heat transfer area is big, produce that hot is fast, the temperature is steerable, the fixity can be good, and clean.
Description
Technical field
The utility model relates to heat exchanger, relates in particular to a kind of heat recovery heat exchanger that is used for drilling platforms.
Background technology
Drilling crew is equipped with many Diesel engines usually, is used to drive slush pump, rig, is insulation of equipment, for the living area power supply etc.Research shows; The energy of diesel motor fuel is only had an appointment and 35% is converted into power or electric energy by generating set; Have 30% to discharge approximately with waste gas; 25% is taken away by engine cooling water, distribute through fuselage and wait other loss to account for about 10%, and the exhaust heat and the cooling water heat resource that account for nearly 55% calorific value of diesel motor fuel is at present wasted basically.
Heat exchanger is the equipment with the part heat transferred cold fluid of hot fluid, utilizes heat exchanger can collect the fume afterheat that Diesel engine is discharged.
The utility model content
The purpose of the utility model is to provide a kind of heat recovery heat exchanger that is used for drilling platforms, and heat exchange efficiency is high, fixed performance is good and cleaning.
In order to reach above-mentioned purpose, the utility model provides a kind of heat recovery heat exchanger that is used for drilling platforms, comprises the floated coil pipe of shell, deflector and double helix; Said shell is a cavity, and the one of which end is provided with gas approach, its other end is provided with exhanst gas outlet, and said gas approach is connected with the exhaust outlet of Diesel engine; Said deflector is arranged in the said shell, and near the gas approach of said shell; The floated coil pipe of said double helix is arranged in the said shell, and said double helix coil pipe is used for conveying and is heated fluid media.
The above-mentioned heat recovery heat exchanger that is used for drilling platforms; Wherein, The medium inlet port of the floated coil pipe of said double helix is near the exhanst gas outlet of said shell; And the sidewall that passes said shell stretches out outside the said shell; The fluid media that is heated in the pipe flow to the position near said gas approach from the position near said exhanst gas outlet, is discharged by the medium outlet of the floated coil pipe of said double helix again, and the sidewall that said shell is passed in the medium outlet of the floated coil pipe of said double helix stretches out outside the said shell.
The above-mentioned heat recovery heat exchanger that is used for drilling platforms; Wherein, said deflector is the semielliptical shape, and the less end of area is near the gas approach of said shell; The bigger end of area is near said double-layer spiral coil pipe, and the lateral wall of said deflector is provided with the helical form guiding gutter.
The above-mentioned heat recovery heat exchanger that is used for drilling platforms, wherein, the equal ovalize of cross section of the floated coil pipe of said double helix.
The above-mentioned heat recovery heat exchanger that is used for drilling platforms, wherein, said shell, deflector and double helix floating coiled pipe all adopt the ND steel to process.
The above-mentioned heat recovery heat exchanger that is used for drilling platforms, wherein, the floated coil pipe of said double helix be an oval straight tube in the coiling of certain size ratio, make a long circuit earlier again around a ringlet.
The heat recovery heat exchanger that is used for drilling platforms of the utility model adopts the floated coil pipe of double helix as heat exchange element; Become multiple increase heat exchange area; In addition, be heated fluid media and in pipe, become the helix liquid form, can destroy Jie's rete of tube wall; Increase the heat transmission of heat-transfer area, make that the said heat recovery heat exchanger heat production that is used for drilling platforms is fast, quantity of heat production is big; Because this heat exchanger heat transfer efficient is high, flow regulator is installed in the fluid media import department that is heated of heat exchanger, with control hot fluid medium temperature runaway degree;
The floated coil pipe of double helix of the heat recovery heat exchanger that is used for drilling platforms of the utility model is under heat medium temperature, pressure variation and centrifugal action; And be heated under the impulsion of flow dynamic, make about the coil pipe freedom, about float and dither; Can make incrustation scale be difficult for sticking on the tube wall; The heat that spiral coil produces is stretched shrinkage and is changed and can make also that dirty sheet is cracked in the pipe comes off, and is taken out of by water then, realizes automatic desludging;
The floated coil pipe of heat recovery heat exchanger double helix that is used for drilling platforms of the utility model has bigger elastic telescopic space in housing; Run into cold and hot or vibrations produce the expansion shrinkage when changing when being heated fluid media and spiral coil; Because being the special construction of suspension in housing, spiral coil can energy just be obtained discharging alleviation in housing; Therefore spiral coil and housing interface can not impacted, and are difficult for revealing, and fixed performance is good;
The heat recovery heat exchanger that is used for drilling platforms of the utility model blows at the vibration and the flue gas of Diesel engine, can effectively reduce carbon distribution automatically, keeps floated coil pipe 130 cleaning surfaces of said double helix;
Because it is big that the utility model is used for the heat recovery heat exchanger unit are heat of drilling platforms; Under the suitable condition of heat output; Take up space and be merely the 1/2-1/3 of shell-and-tube heat exchanger; And its compact conformation is reasonable, so the utility model heat exchanger volume is little, on-the-spot installation, dismounting, maintenance, repair, easy to use.
Description of drawings
The heat recovery heat exchanger that is used for drilling platforms of the utility model is provided by following embodiment and accompanying drawing.
Fig. 1 is the sketch map that the utility model is used for the heat recovery heat exchanger of drilling platforms.
Fig. 2 is the cross sectional representation of the floated coil pipe of double helix in the utility model.
The specific embodiment
Below will combine Fig. 1～Fig. 2 that the heat recovery heat exchanger that is used for drilling platforms of the utility model is done further to describe in detail.
Referring to Fig. 1, the heat recovery heat exchanger that is used for drilling platforms of the utility model embodiment comprises the floated coil pipe 130 of shell 110, deflector 120 and double helix;
Said shell 110 is a cavity, and the one of which end is provided with gas approach 111, its other end is provided with exhanst gas outlet 112, and said gas approach 111 is connected with the exhaust outlet of Diesel engine, is used to collect the flue gas that the exhaust outlet of Diesel engine is discharged;
Said deflector 120 is arranged in the said shell 110, and near the gas approach 111 of said shell 110;
The floated coil pipe 130 of said double helix is arranged in the said shell 110, and the floated coil pipe 130 of said double helix is used for conveying and is heated fluid media;
The flue gas that gets into from the said gas approach 111 said deflector 120 of flowing through earlier; The floated coil pipe 130 of the said double helix of flowing through again; Discharge from said exhanst gas outlet 112 at last; When being heated fluid media and flowing through said double-layer spiral coil pipe 130 and the Diesel engine flue gas heat-shift of discharging, be heated fluid media and absorb fume afterheat.
The heat recovery heat exchanger that is used for drilling platforms of the utility model adopts the floated coil pipe of double helix as heat exchange element; Become multiple increase heat exchange area; In addition, be heated fluid media and in pipe, become the helix liquid form, can destroy Jie's rete of tube wall; Increase the heat transmission of heat-transfer area, make that the said heat recovery heat exchanger heat production that is used for drilling platforms is fast, quantity of heat production is big; Because this heat exchanger heat transfer efficient is high, flow regulator is installed in the fluid media import department that is heated of heat exchanger, with control hot fluid medium temperature;
The spiral coil of the heat recovery heat exchanger that is used for drilling platforms of the utility model is under heat medium temperature, pressure variation and centrifugal action; And be heated under the impulsion of flow dynamic, make about the coil pipe freedom, about float and dither; Can make incrustation scale be difficult for sticking on the tube wall; The heat that spiral coil produces is stretched shrinkage and is changed and can make also that dirty sheet is cracked in the pipe comes off, and is taken out of by water then, realizes automatic desludging;
The heat recovery heat exchanger double helix coil pipe that is used for drilling platforms of the utility model is Floating in housing; Has bigger elastic telescopic space; Run into cold and hot or vibrations produce the expansion shrinkage when changing when being heated fluid media and spiral coil, alleviate, so spiral coil and housing interface can not impacted because floating spiral coil special construction can just obtain energy discharging in housing; Be difficult for revealing, fixed performance is good;
The heat recovery heat exchanger that is used for drilling platforms of the utility model blows at the vibration and the flue gas of Diesel engine, can effectively reduce carbon distribution automatically, keeps said double helix coil pipe 130 cleaning surfaces;
Because it is big that the utility model is used for the heat recovery heat exchanger unit are heat of drilling platforms; Under the suitable condition of heat output; Take up space and be merely the 1/2-1/3 of shell-and-tube heat exchanger; And its compact conformation is reasonable, so the utility model heat exchanger volume is little, on-the-spot installation, dismounting, maintenance, repair, easy to use.
Preferably; The medium inlet port 131 of the floated coil pipe 130 of said double helix is near said exhanst gas outlet 112; The sidewall that said medium inlet port 131 passes said shell 110 stretches out outside the cavity of said shell 110; The fluid media that is heated in floated coil pipe 130 pipes of said double helix becomes the helix liquid form to flow to the position near said gas approach 111 from the position near said exhanst gas outlet 112; Discharged by the medium outlet 132 of the floated coil pipe 130 of said double helix, the sidewall that said shell 110 is passed in said medium outlet 132 stretches out outside the cavity of said shell 110 again.
Preferably; Said deflector 120 is the semielliptical shape; The less end of area is near said gas approach 111, and the bigger end of area is near the floated coil pipe 130 of said double helix, and the lateral wall of said deflector 120 is provided with helical form guiding gutter (not showing among Fig. 1);
When the flue gas that gets into from said gas approach 111 is flowed through said deflector 120; Under the guide functions of said helical form guiding gutter, form the helical form flue gas stream; Said helical form flue gas stream is carried out enhanced heat exchange with the fluid media that is heated that gets into the floated coil pipe 130 of said double helix; Make and be heated fluid media forms three heat energy when reverse flow cascade utilization zone in the pipe; Be preheating, heating, overheated, make to be heated fluid media and to have obtained sufficient heat exchange, improved heat exchange efficiency greatly.
The method of making the floated coil pipe 130 of said double helix is; An oval straight tube is in big pipeloop 133 of certain size ratio elder generation's coiling, and tubule circle 134 of coiling is accomplished the first circle coiling again; And big pipeloop of coiling, a little pipeloop; Accomplish the second circle coiling, so repeat, the double helix shape that meets design requirement until the number of turn of coiling;
Preferably, the diameter of said big pipeloop 133 is 25cm, and the diameter of said tubule circle 134 is 20cm.Size pipeloop spacing 5 cm.
Preferably; Said shell 110, deflector 120 and the floated coil pipe 130 of double helix all adopt ND steel (being the 09CrCuSb steel) material to process; The ND steel is that optimal at present " anti-sulfuric acid low temperature dew point corrosion " used steel; Can resist the spot corrosion of sulfur-containing smoke gas dewfall, and the ND steel also has the ability of anti-chlorine ion corrosion, improved the said service life that is used for the heat recovery heat exchanger of drilling platforms greatly;
Because the said heat recovery heat exchanger that is used for drilling platforms has adopted the ND steel to do; Compare with other shell-and-tube exchanger; Heat has improved 3～5 times, and in vapour-water heat exchange, the Coefficient K value is between 4500K～6500K; In water-water heat exchange, the Coefficient K value is between 3200～5000.
Referring to Fig. 2; Preferably; The equal ovalize of cross section of the floated coil pipe 130 of said double helix, under the identical situation of heat exchange area, the resistance that the resistance F that elliptical tube receives (producing in the flow of flue gas process) receives much smaller than pipe; The back pressure of round tube diesel smoke reduces about 1/3 relatively, and the diesel engine safe operation is protected.
Claims (6)
1. a heat recovery heat exchanger that is used for drilling platforms is characterized in that, comprises the floated coil pipe of shell, deflector and double helix;
Said shell is a cavity, and the one of which end is provided with gas approach, its other end is provided with exhanst gas outlet, and said gas approach is connected with the exhaust outlet of Diesel engine;
Said deflector is arranged in the said shell, and near the gas approach of said shell;
The floated coil pipe of said double helix is arranged in the said shell, and the floated coil pipe of said double helix is used for conveying and is heated fluid media.
2. the heat recovery heat exchanger that is used for drilling platforms as claimed in claim 1; It is characterized in that; The medium inlet port of the floated coil pipe of said double helix is near the exhanst gas outlet of said shell; And the sidewall that passes said shell stretches out outside the said shell; The fluid media that is heated in the pipe flow to the position near said gas approach from the position near said exhanst gas outlet, is discharged by the medium outlet of the floated coil pipe of said double helix again, and the sidewall that said shell is passed in the medium outlet of said double helix coil pipe stretches out outside the said shell.
3. the heat recovery heat exchanger that is used for drilling platforms as claimed in claim 1; It is characterized in that; Said deflector is the semielliptical shape; The less end of area is near the gas approach of said shell, and the bigger end of area is near the floated coil pipe of said double helix, and the lateral wall of said deflector is provided with the helical form guiding gutter.
4. the heat recovery heat exchanger that is used for drilling platforms as claimed in claim 1 is characterized in that, the equal ovalize of cross section of the floated coil pipe of said double helix.
5. the heat recovery heat exchanger that is used for drilling platforms as claimed in claim 1 is characterized in that, said shell, deflector and double-layer spiral coil pipe all adopt the ND steel to process.
6. the heat recovery heat exchanger that is used for drilling platforms as claimed in claim 1 is characterized in that, the floated coil pipe of said double helix be an oval straight tube in the coiling of certain size ratio, make a long circuit earlier again around a ringlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202949287U CN202221255U (en) | 2011-08-15 | 2011-08-15 | Waste heat recovery heat exchanger for drilling platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202949287U CN202221255U (en) | 2011-08-15 | 2011-08-15 | Waste heat recovery heat exchanger for drilling platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202221255U true CN202221255U (en) | 2012-05-16 |
Family
ID=46043279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202949287U Expired - Fee Related CN202221255U (en) | 2011-08-15 | 2011-08-15 | Waste heat recovery heat exchanger for drilling platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202221255U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937388A (en) * | 2011-08-15 | 2013-02-20 | 杨永利 | Waste heat recovery heat exchanger for drilling platform |
| CN107670413A (en) * | 2017-09-28 | 2018-02-09 | 无锡厚发自动化设备有限公司 | A kind of method of sack cleaner heat recovery |
| CN107875752A (en) * | 2017-09-28 | 2018-04-06 | 无锡厚发自动化设备有限公司 | A kind of sack cleaner with function of recovering waste heat |
| US12098603B2 (en) | 2022-06-21 | 2024-09-24 | Baker Hughes Oilfield Operations Llc | Method and system for managing carbon containing gases |
-
2011
- 2011-08-15 CN CN2011202949287U patent/CN202221255U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937388A (en) * | 2011-08-15 | 2013-02-20 | 杨永利 | Waste heat recovery heat exchanger for drilling platform |
| CN107670413A (en) * | 2017-09-28 | 2018-02-09 | 无锡厚发自动化设备有限公司 | A kind of method of sack cleaner heat recovery |
| CN107875752A (en) * | 2017-09-28 | 2018-04-06 | 无锡厚发自动化设备有限公司 | A kind of sack cleaner with function of recovering waste heat |
| US12098603B2 (en) | 2022-06-21 | 2024-09-24 | Baker Hughes Oilfield Operations Llc | Method and system for managing carbon containing gases |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120516 Termination date: 20150815 |
|
| EXPY | Termination of patent right or utility model |