CN101660463A - Waste heat utilization and emission reduction device used for tail gas of oil drilling power combustion engine - Google Patents
Waste heat utilization and emission reduction device used for tail gas of oil drilling power combustion engine Download PDFInfo
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- CN101660463A CN101660463A CN200910093042A CN200910093042A CN101660463A CN 101660463 A CN101660463 A CN 101660463A CN 200910093042 A CN200910093042 A CN 200910093042A CN 200910093042 A CN200910093042 A CN 200910093042A CN 101660463 A CN101660463 A CN 101660463A
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
A waste heat utilization and emission reduction device used for tail gas of an oil drilling power combustion engine comprises a steam generator, a steam-water separator, a deaerator, a water collecting vat, water treatment equipment, a water feed tank and a heat using device, wherein an air inlet of the steam generator is communicated with a tail gas outlet of an internal combustion engine througha pipeline and a valve; an input end and an output end of a spiral coiled pipe in the steam generator are respectively communicated with a feed water output end and a steam-water mixture input end ofthe steam-water separator; a steam outlet of the steam-water separator is communicated with the heat using device, and simultaneously, a feed water inlet and a hot water outlet of the steam-water separator are both communicated with the deaerator; while the deaerator is sequentially communicated with the water treatment equipment, the water feed tank and the water collecting bat through the pipeline; meanwhile, the water collecting vat is used for collecting and recovering condensed water discharged by steam-water separator and the heat using device through a steam trap during the process oftransporting steam and the condensed water generated by the deaerator; and the flow direction of water and steam in the spiral coiled pipe are contrary to the flow direction of the tail gas dischargedby the internal combustion engine through the steam generator.
Description
Technical field
The present invention refers to a kind of used heat utilization and emission reduction device that is used for tail gas of oil drilling power combustion engine especially about a kind of used heat utilization and emission reduction device.
Background technique
Petroleum drilling operation adopts one or more internal-combustion engine to make a concerted effort to drive rig and mud oar pump mostly at present, and it is required to satisfy production power.But except production power is required, required raised platform around a well hot water purging, drilling tool cleaning, all kinds of insulation, the heating of camping, bathing heat, the cooking heat etc. of mainly including of its heat energy, required at its heat energy in the past is that the boiler of 1T/h satisfies by steam output mainly, this not only will expend fuel, will cause exhaust emission simultaneously.And oil drilling power combustion engine is after having satisfied production power required in the operation, also can produce a large amount of tail gas in the course of the work, and the temperature of this tail gas is more than 450 degree, if can produce the saturated vapour 1T/h of 0.2MPa through the words of heat exchange process generation steam, and the tail gas of current driving force combustion machine is not give utilization directly to discharge, and has caused the waste of heat.
Summary of the invention
Main purpose of the present invention is to provide a kind of used heat utilization and the emission reduction device that can fully recycle the tail gas heat quantity of engine exhaust.
The used heat utilization and the emission reduction device that are used for tail gas of oil drilling power combustion engine among the present invention include steam generator, steam-water separator, oxygen-eliminating device, cylinder catchments, water-treating equipment, feed tank and heat operative installations, the suction port of described steam generator is through pipeline, valve is communicated with the tail gas delivery outlet of internal-combustion engine, the input end of described steam generator spiral coil pipe and output terminal are communicated with the feedwater output terminal and the steam water interface input end of described steam-water separator respectively by pipeline, the steam outlet of described steam-water separator is through pipeline, valve and STEAM TRAP are communicated with described heat operative installations, simultaneously described steam-water separator gives water input, the hot water output port all is communicated with described oxygen-eliminating device, and described oxygen-eliminating device is communicated with described water-treating equipment successively by pipeline, feed tank, cylinder catchments, the described cylinder that catchments is used for collecting the described steam-water separator of recovery simultaneously, water in the water of condensation that water of condensation that the heat operative installations is discharged through STEAM TRAP in the transit steam process and described oxygen-eliminating device produce, described spiral coil, the direction of flowing through of vapour is opposite through the direction of described steam generator with the tail gas stream of described internal-combustion engine output.
Described steam generator includes the barrel-shaped housing of O-ring and is arranged on the described spiral coil of described enclosure interior, and the top of described housing, lower bottom part are provided with described air outlet and suction port.
Described spiral coil is stacked the forming of also being interlocked by the continued circling of a light steel pipe, promptly from the inside to surface by a light pipe, again by from outside to inside, then from the inside to surface successively from the bottom up or mode from top to bottom around forming, and be provided with input end and the output terminal that extends described housing at two ends up and down.
Described spiral coil is by many relatively short light pipe elder generation's continued circlings and the staggered spiral coil unit that is stacked to, be every light pipe from the inside to surface, again by from outside to inside, then from the inside to surface successively from the bottom up or mode from top to bottom encompass described spiral coil unit, with the two ends of every steel pipe welded seal successively, form the spiral coil that is in series by multiple coil shape coil pipe unit again.
Described heat operative installations includes and purges shower nozzle, heating system, pipeline companion heat, tank body insulation and thermal accumulator.
Described thermal accumulator is formed by connecting by a plurality of heat-accumulator tanks of series connection successively.
Described STEAM TRAP is formed with the vapor-liquid separation chamber at an end at inner hollow position, be formed with in the hollow part of described STEAM TRAP inside simultaneously and be used to be communicated with described vapor-liquid separation chamber with extraneous, and diameter is by little at least three grades of perforations that increase gradually, around an end of described perforation and be positioned at described vapor-liquid separation chamber and be formed with and meet flow cone.
Described perforation is positioned at the diameter of the aperture of STEAM TRAP outermost end more than or equal to described vapor-liquid separation chamber.
Described steam-water separator is the container under vapor pressure with controlled water level, this container can not only be isolated steam and water from the mixture of steam and water, and can provide heat to go the preheating feedwater, described steam-water separator is realized separating of steam and water by built-in fixed blade system, make dry steam after the separation from the top output of described container, on the limit of described steam-water separator, STEAM TRAP is installed, make that isolated hot water returns the cylinder that catchments in the steam water interface, the preheating feedwater is provided.
The used heat utilization and the emission reduction device that are used for tail gas of oil drilling power combustion engine among the present invention are furnished with automatic control system, the making full use of and reclaiming of the heat of realization exhaust gases of internal combustion engines that can be safe and reliable, flexible.This control system is powerful, man-machine interface is friendly, can adapt to the use of rugged environment.
Description of drawings
Fig. 1 is the schematic representation of used heat utilization among the present invention and emission reduction device;
Fig. 2 is the structural representation one of inner disc coil in the steam generator of the present invention;
Fig. 3 is the structural representation two of inner disc coil in the steam generator of the present invention;
Fig. 4 is the structural representation of STEAM TRAP among the present invention.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment among the present invention is described in further detail.
As shown in Figure 1, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine among the present invention includes steam generator 1, steam-water separator 2, oxygen-eliminating device 3, the cylinder 4 that catchments, water-treating equipment 5, feed tank 6, heat operative installations 7 and is connected ducted a plurality of valve 8 and a plurality of STEAM TRAP 9.Wherein:
Steam generator 1 includes the barrel-shaped housing of O-ring 15, top at housing 15, lower bottom part is respectively arranged with the air outlet 13 and suction port 14 that the tail gas that internal-combustion engine is produced is exported and entered, in housing 15, be provided with simultaneously spiral coil 10, as shown in Figures 2 and 3, this spiral coil 10 can be by a light steel pipe back continued circling and staggered stacked the forming of eliminating stress, promptly from the inside to surface by a light pipe, again by from outside to inside, then from the inside to surface successively from the bottom up or mode from top to bottom encompass, be single continuity coil pipe, and last, following two ends are provided with the input end 11 and output terminal 12 that extends outside the housing 15.Utilize this special spiral coil 10 can realize free expansion, thereby can carry out sufficient heat exchange with the tail gas that enters in the housing 15, fully absorb the heat in the tail gas, make the water that enters in the spiral coil 10 convert saturated steam to, can satisfy the various demands of producing and living.
Steam-water separator 2 is for having a container under vapor pressure of controlled water level, this container can not only be isolated steam and water from the mixture of steam and water, and can provide heat to go the preheating feedwater, the preheating feedwater input end 11 that enters spiral coil 10 through the feedwater output terminal 21 and the pump 25 of steam-water separator 2 wherein, the output terminal 21 that promptly feeds water is communicated with the input end 11 of spiral coil 10 through pump 25, the preheating feedwater produces the mixture of steam and water with exhaust gas heat exchange back in spiral coil 10, via output terminal 12, and the steam water interface input end 22 of the steam-water separator 2 that is communicated with output terminal 12 enters in the steam-water separator 2, and pass through steam-water separator 2 built-in fixed blade systems and realize separating of steam and water, making the dry steam after the separation is steam outlet 20 outputs from the top of container, and isolated hot water enters oxygen-eliminating device 3 through hot water output port 23, for oxygen-eliminating device 3 preheatings feedwater provides required heat.Simultaneously oxygen-eliminating device 3 feedwater that is provided by water-treating equipment 5 can be offered after deoxygenation is handled again steam-water separator 2 to water input 24, enter in the steam-water separator 2, further offer steam generator 1.
On the pipeline outside the steam outlet 20 of steam-water separator 2 steam trap 9 is installed, can isolate the water of condensation in the steam, steam trap 9 usefulness pipelines are communicated with the cylinder 4 that catchments, can reclaim water of condensation, by the cylinder 4 that catchments the water of condensation that reclaims is turned back to feed tank 6 again, system's feedwater is provided, and it is required also to can be used for lives such as bath water, cooking hot water, purging shower nozzle.Because steam-water separator 2 only uses its separation function, this is to realize easily to one skilled in the art, therefore explanation no longer separately.
Oxygen-eliminating device 3 is the deoxygenation of atmosphere heating power formula, removes oxygen and uncondensable gas, and the temperature of preheating is about 95 ℃.
The cylinder 4 that catchments is used to collect each steam trap 9, the heat operative installations 7 isolated water of condensation of condensing hot water or in use producing.Oxygen-eliminating device 3 also has the pipeline that is connected to the cylinder 4 that catchments simultaneously, and the cylinder 4 that promptly catchments is communicated with each steam trap 9, heat operative installations 7 and oxygen-eliminating device 3 respectively through pipeline.
Water-treating equipment 5 are special devices that Xiang Shuizhong adds quantitative chemical agent, water are purified, softens and handle, because equipment such as these water-treating equipment 5, oxygen-eliminating device 3, the cylinder 4 that catchments are prior art, therefore to its structure and principle explanation no longer separately.
Feed tank 6 is used for storing feedwater, and as the storage equipment of moisturizing.Feed tank 6 is communicated with by pipeline, valve and catchment cylinder 4 and heat operative installations 7, is used for the water of condensation that the recovered steam course of conveying ejects, and realizes the recycling of water of condensation, thereby makes full use of heat energy.
Heat operative installations 7 includes and purges shower nozzle 70, heating system 71, thermal accumulator 72, pipeline insulation 73, tank body insulation 74 or the like, these heat operative installations 7 are communicated with the steam outlet 20 at steam-water separator 2 tops by valve 8, pipeline, collection cylinder 75, it is required to make steam-water separator 2 isolated dry steam be used to the heat produced with the life aspect, and the water of condensation that produces after use is directly got back to catchment cylinder 4 or feed tank 6.
As shown in Figure 4, STEAM TRAP 9 is the cylindric of hollow, end at STEAM TRAP 9 inner hollow positions is formed with vapor-liquid separation chamber 90, be formed with the pipeline that is used to be communicated with vapor-liquid separation chamber 90 and connected set water vat 4 simultaneously in the hollow part of STEAM TRAP 9 inside, and diameter is by the little at least three grades of perforations 91 that increase gradually, the cross section of this perforation 91 is rounded, and the end face 93 that forms between the adjacent two-stage perforation is the plane of inclination, is convenient to the output of water of condensation.Around an end of perforation 91 and be positioned at vapor-liquid separation chamber 90 and be formed with and meet flow cone 92.
In addition, in order to derive water of condensation, can make perforation 91 be positioned at the diameter of the aperture of STEAM TRAP 9 outermost end more than or equal to vapor-liquid separation chamber 90, and, can be formed with diffusion groove 94 along perisporium at the inner bottom part of vapor-liquid separation chamber 90 in order further to increase the pressure of steam in the vapor-liquid separation chamber 90.
Can be connected with a filter 111 between STEAM TRAP 9 and delivery of steam main pipe, can be dismountable connections such as flange, screw thread between this filter 111 and the STEAM TRAP 9, also can be that welding junction etc. is fixedly connected.Simultaneously STEAM TRAP 9 also can directly be passed through flange, screw thread etc. and 2 dismountable connections of steam-water separator, also can be that welding junction etc. is fixedly connected.This filter 111 is Y-shaped, is provided with the filter screen 110 that can dismantle and clean in the branch 101 of Y shape.
After the tail gas of used heat utilization among the present invention and emission reduction device ultromotivity internal-combustion engine in future enters the housing of steam generator 1, under the effect of tail gas pressure and spontaneous draft power, from the housing steam generator 1 of flowing through from bottom to top, and tail gas forms strong turbulent flow under the effect of built-in spiral coil 10, eliminate the influence of instep layer, increase the coefficient of heat transfer.Simultaneously, at the effect decline low noise of dilatation and elasticity noise reduction.
Feed tank 6 is toward water-treating equipment 5 feedwater in tail gas input steam generator 1, soften by water-treating equipment 5 and to enter oxygen-eliminating device 3 after handling, carry out preheating and do the deoxygenation processing by 3 pairs of feedwater of oxygen-eliminating device, make feed temperature about 95 ℃, preheating feedwater after oxygen-eliminating device 3 deoxygenations enters steam-water separator 2, further enters the spiral coil 10 of steam generator 1, carries out countercurrent flow with tail gas, the preheating feedwater forms double vortex flow in spiral coil 10, further forced heat exchanging.The water that obtains abundant heat in spiral coil 10 forms the saturated steam and the mixture of water, reenter steam-water separator 2, under the effect of steam-water separator 2 internal fixation formula blade systems, isolate saturated vapour, enter heat operative installations 7 by overhead vapor delivery outlet 20, promptly can supply with respectively and purge shower nozzle 70, insulation of equipment 71 and thermal accumulator 72.Wherein purging greasy dirts, cleaning drilling tool traveling system equipment greasy dirt and hydraulic control systems such as being mainly used in raised platform around a well purging, mud batching, cleaning drilling tool and sleeve pipe screw thread, cleaning joint, tong, gate valve cleans.Simultaneously, to drill platform control and operating room heating, to deposit oil tank heat tracing, to compressed air cylinder, pipeline, process water jar and pipeline be incubated, antifreeze.And under the accumulation of heat operating mode, the steam that is come by steam-water separator 2 output also can enter high-temperature heat accumulation device 72, this thermal accumulator 72 can by a plurality of hold tie up the heat jar successively series connection form the thermal accumulator group, heat is stored, and utilizes again when needed.
In addition, the used heat utilization and the emission reduction device that are used for tail gas of oil drilling power combustion engine among the present invention also further include the electric heating steam generator 30 that can temporarily use when emergency condition, so that under-supply or can reinstate when stopping at tail gas temporarily.
Also be furnished with automatic control system among the present invention, can realize unmanned.
In sum, used heat utilization among the present invention and emission reduction device can be realized the recycling of heat effectively.
Claims (10)
1, a kind of used heat utilization and emission reduction device that is used for tail gas of oil drilling power combustion engine, it includes steam generator, steam-water separator, oxygen-eliminating device, cylinder catchments, water-treating equipment, feed tank and heat operative installations, it is characterized in that, the suction port of described steam generator is through pipeline, valve is communicated with the tail gas delivery outlet of internal-combustion engine, the input end of described steam generator spiral coil pipe and output terminal are communicated with the feedwater output terminal and the steam water interface input end of described steam-water separator respectively by pipeline, the steam outlet of described steam-water separator is through pipeline, valve and STEAM TRAP are communicated with described heat operative installations, simultaneously described steam-water separator gives water input, the hot water output port all is communicated with described oxygen-eliminating device, and described oxygen-eliminating device is communicated with described water-treating equipment successively by pipeline, feed tank, cylinder catchments, the described cylinder that catchments is used for collecting the described steam-water separator of recovery simultaneously, water in the water of condensation that water of condensation that the heat operative installations is discharged through STEAM TRAP in the transit steam process and described oxygen-eliminating device produce, described spiral coil, the direction of flowing through of vapour is opposite through the direction of described steam generator with the tail gas stream of described internal-combustion engine output.
2, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 1, it is characterized in that, described steam generator includes the barrel-shaped housing of O-ring and is arranged on the described spiral coil of described enclosure interior, and the top of described housing, lower bottom part are provided with described air outlet and suction port.
3, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 2, it is characterized in that, described spiral coil is stacked the forming of also being interlocked by the continued circling of a light steel pipe, promptly from the inside to surface by a light pipe, again by from outside to inside, then from the inside to surface successively from the bottom up or mode from top to bottom around forming, and be provided with input end and the output terminal that extends described housing at two ends up and down.
4, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 2, it is characterized in that, described spiral coil is by many relatively short light pipe elder generation's continued circlings and the staggered spiral coil unit that is stacked to, be every light pipe from the inside to surface, again by from outside to inside, then from the inside to surface successively from the bottom up or mode from top to bottom encompass described spiral coil unit, with the two ends of every steel pipe welded seal successively, form the spiral coil that is in series by multiple coil shape coil pipe unit again.
5, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 1 is characterized in that, described heat operative installations includes and purges shower nozzle, heating system, pipeline companion heat, tank body insulation and thermal accumulator.
6, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 5 is characterized in that, described thermal accumulator is formed by connecting by a plurality of heat-accumulator tanks of series connection successively.
7, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 1, it is characterized in that, described STEAM TRAP is formed with the vapor-liquid separation chamber at an end at inner hollow position, be formed with in the hollow part of described STEAM TRAP inside simultaneously and be used to be communicated with described vapor-liquid separation chamber with extraneous, and diameter is by little at least three grades of perforations that increase gradually, around an end of described perforation and be positioned at described vapor-liquid separation chamber and be formed with and meet flow cone.
8, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 7 is characterized in that, described perforation is positioned at the diameter of the aperture of STEAM TRAP outermost end more than or equal to described vapor-liquid separation chamber.
9, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 7, it is characterized in that, described steam-water separator is the container under vapor pressure with controlled water level, this container can not only be isolated steam and water from steam water interface, and can provide heat to be used for the preheating feedwater, this steam-water separator is realized separating of steam and water by built-in fixed blade system, make dry steam after the separation from the top output of described container, on the limit of described steam-water separator, STEAM TRAP is installed, make that isolated hot water returns the cylinder that catchments in the steam, the preheating feedwater is provided.
10, used heat utilization and the emission reduction device that is used for tail gas of oil drilling power combustion engine according to claim 1 is characterized in that, also further includes the electric heating steam generator that can temporarily use when emergency condition.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100930423A CN101660463B (en) | 2009-09-25 | 2009-09-25 | Waste heat utilization and emission reduction device used for tail gas of oil drilling power combustion engine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100930423A CN101660463B (en) | 2009-09-25 | 2009-09-25 | Waste heat utilization and emission reduction device used for tail gas of oil drilling power combustion engine |
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| CN101660463A true CN101660463A (en) | 2010-03-03 |
| CN101660463B CN101660463B (en) | 2011-06-08 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937055A (en) * | 2011-08-15 | 2013-02-20 | 杨永利 | Waste heat recovery circulating system for drilling platform |
| CN104481678A (en) * | 2014-12-04 | 2015-04-01 | 向兵 | Internal combustion engine waste heat utilization device |
| CN105179077A (en) * | 2015-09-10 | 2015-12-23 | 广东康菱动力科技有限公司 | Heating-type high-power diesel generator device and control system thereof |
| CN106606916A (en) * | 2015-10-26 | 2017-05-03 | 安徽华尔泰化工股份有限公司 | Sulfur melting steam recovery and utilization apparatus |
| CN108550407A (en) * | 2018-03-30 | 2018-09-18 | 清华大学天津高端装备研究院 | A kind of lead bismuth heap primary Ioops system and nuclear reactor |
-
2009
- 2009-09-25 CN CN2009100930423A patent/CN101660463B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937055A (en) * | 2011-08-15 | 2013-02-20 | 杨永利 | Waste heat recovery circulating system for drilling platform |
| CN102937055B (en) * | 2011-08-15 | 2015-11-25 | 杨永利 | For the heat recovery circulatory system of drill platform |
| CN104481678A (en) * | 2014-12-04 | 2015-04-01 | 向兵 | Internal combustion engine waste heat utilization device |
| CN104481678B (en) * | 2014-12-04 | 2017-01-11 | 向兵 | Internal combustion engine waste heat utilization device |
| CN105179077A (en) * | 2015-09-10 | 2015-12-23 | 广东康菱动力科技有限公司 | Heating-type high-power diesel generator device and control system thereof |
| CN106606916A (en) * | 2015-10-26 | 2017-05-03 | 安徽华尔泰化工股份有限公司 | Sulfur melting steam recovery and utilization apparatus |
| CN108550407A (en) * | 2018-03-30 | 2018-09-18 | 清华大学天津高端装备研究院 | A kind of lead bismuth heap primary Ioops system and nuclear reactor |
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| CN101660463B (en) | 2011-06-08 |
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Inventor after: Li Baoshan Inventor after: Yang Xingwu Inventor after: Li Zhenqi Inventor after: Wang Fangzhou Inventor after: Li Dongming Inventor after: Zhang Guixi Inventor after: Chen Baojun Inventor after: Sun Binlai Inventor after: Chen Baodong Inventor after: Fang Zhenyu Inventor after: Liu Yong Inventor after: Chen Yulin Inventor after: Hao Yongcheng Inventor after: Ping Shanhai Inventor after: Zou Shiyi Inventor after: Wang Yujie Inventor before: Li Baoshan Inventor before: Chen Baodong Inventor before: Fang Zhenyu Inventor before: Li Dongming Inventor before: Sun Binlai Inventor before: Zou Shiyi Inventor before: Wang Yujie Inventor before: Zhang Guixi |
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Free format text: CORRECT: INVENTOR; FROM: LI BAOSHAN CHEN BAODONG FANG ZHENYU LI DONGMING SUN BINLAI ZOU SHIYI WANG YUJIE ZHANG GUIXI TO: LI BAOSHAN CHEN BAODONG FANG ZHENYU LIU YONG CHEN YULIN HAO YONGCHENG PING SHANHAI ZOU SHIYI WANG YUJIE YANG XINGWU LI ZHENYIN WANG FANGZHOU LI DONGMING ZHANG GUIXI CHEN BAOJUN SUN BINLAI |
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Granted publication date: 20110608 |