CN208186318U - Thick oil heat-collecting steam boiler device - Google Patents
Thick oil heat-collecting steam boiler device Download PDFInfo
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- CN208186318U CN208186318U CN201820397088.9U CN201820397088U CN208186318U CN 208186318 U CN208186318 U CN 208186318U CN 201820397088 U CN201820397088 U CN 201820397088U CN 208186318 U CN208186318 U CN 208186318U
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Abstract
The utility model belongs to technical field of petroleum machinery, more particularly, to a kind of thick oil heat-collecting steam boiler device, it is characterized by comprising injection boiler sledge blocks and the oxygen-eliminating device sledge block being connected with this injection boiler sledge block, the injection boiler sledge block includes boiler body and ancillary equipment, the low pressure heat exchanger that the oxygen-eliminating device sledge block includes thermal deaerator and is connected with this thermal deaerator.The thick oil heat-collecting steam boiler device of the utility model can effectively improve the production efficiency of viscous crude, promote Boiler Steam quality, reduce smog discharge temperature, improve the thermal efficiency of boiler, realize energy-efficient production.
Description
Technical field
The utility model belongs to technical field of petroleum machinery, more particularly, to a kind of thick oil heat-collecting steam boiler device.
Background technique
With being increasingly modified for viscous crude resource thermal recovery technology, more efficient requirement is proposed to injection boiler.Fortune at present
The capable injection boiler thermal efficiency is lower, and operating cost is higher.Meanwhile as the Technology of Heavy Oil Recovery is constantly brought forth new ideas upgrading, to Gao Pin
The demand of matter steam also gradually increases, and the injection boiler of existing operation no matter in outlet vapor quality or on the thermal efficiency all
It is far from the requirment.
Summary of the invention
The purpose of the utility model is to provide one kind can effectively improve Boiler Steam quality, improves boiler thermal efficiency, drop
The thick oil heat-collecting steam boiler device of low smog discharge temperature.
The purpose of this utility model is realized by following technical proposals:
The thick oil heat-collecting steam boiler device of the utility model, it is characterised in that including injection boiler sledge block and with this steam injection
The oxygen-eliminating device sledge block that boiler sledge block is connected, the injection boiler sledge block include boiler body and ancillary equipment, and described removes
Oxygen device sledge block includes thermal deaerator and the low pressure heat exchanger that is connected with this thermal deaerator,
The boiler body includes preheating section, evaporator section, convection section, radiant section and high pressure heat exchanger, ancillary equipment packet
Include plunger pump and burner, the preheating section is connected with the low pressure heat exchanger, the low pressure heat exchanger with it is described
Plunger pump be connected, the plunger pump is connected with the high pressure heat exchanger, the high pressure heat exchanger and described
Convection section is connected, and the radiant section is connected with the high pressure heat exchanger, the evaporator section and the radiant section
It is connected, the burner is connected with the radiant section.
The low pressure heat exchanger is sleeve type structure, and the low pressure heat exchanger includes low pressure heat exchanger shell side and low pressure
The entrance of heat exchanger tube pass, the low pressure heat exchanger shell side is connected with the outlet of the preheating section, the low pressure heat exchanger
The outlet of shell side is connected with the entrance of the thermal deaerator, the entrance and the thermal de-aeration of the low pressure heat exchanger tube side
The outlet of device is connected, and the outlet of the low pressure heat exchanger tube side is connected with the entrance of the plunger pump.
The high pressure heat exchanger is sleeve type structure, and the high pressure heat exchanger includes high pressure heat exchanger shell side and high pressure
The entrance of heat exchanger tube pass, the high pressure heat exchanger shell side is connected with the outlet of the plunger pump, the high pressure heat exchanger shell
The outlet of journey is connected with the entrance of the convection section, the outlet phase of the entrance and the convection section of the high pressure heat exchanger tube side
Connection, the outlet of the high pressure heat exchanger tube side is connected with the entrance of the radiant section.
The thermal deaerator includes two branches, and a branch is connected with the low pressure heat exchanger shell-side outlet,
Another branch is connected with the evaporator section outlet line.
The preheating section is located at the final outlet side of flue gas in boiler overall structure, the entrance of the preheating section and softening
Water out is connected, and the outlet of the preheating section is connected with the entrance of the low pressure heat exchanger shell side.
The entrance of the radiant section is connected with the outlet of the high pressure heat exchanger tube side, the outlet of the radiant section with
The entrance of the evaporator section is connected.
The evaporator section outlet includes three branches, and one is connected with thermal deaerator, one and discharge flash vessel
It is connected, a main steam injection pipeline for steam.
The advantages of the utility model:
The thick oil heat-collecting steam boiler device of the utility model can effectively improve the production efficiency of viscous crude, promote boiler and steam
Vapour quality reduces smog discharge temperature, improves the thermal efficiency of boiler, realize energy-efficient production.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the utility model injection boiler sledge block.
Fig. 3 is the structural schematic diagram of the utility model oxygen-eliminating device sledge block.
Fig. 4 is Tthe utility model system steam and feed flow diagram.
Specific embodiment
Specific embodiment of the present utility model is further illustrated with reference to the accompanying drawing.
As shown in Fig. 1,2,3 and 4, the thick oil heat-collecting steam boiler device of the utility model, it is characterised in that including steam injection
Boiler sledge block and the oxygen-eliminating device sledge block being connected with this injection boiler sledge block, the injection boiler sledge block include boiler body and
Ancillary equipment, the low pressure heat exchanger 2 that the oxygen-eliminating device sledge block includes thermal deaerator 3 and is connected with this thermal deaerator 3,
The boiler body includes preheating section 1, evaporator section 8, convection section 6, radiant section 7 and high pressure heat exchanger 5, and auxiliary is set
Standby includes plunger pump 4 and burner 10, and the preheating section 1 is connected with the low pressure heat exchanger 2, the low pressure heat exchange
Device 1 is connected with the plunger pump 4, and the plunger pump 4 is connected with the high pressure heat exchanger 5, and the high pressure is changed
Heat 5 is connected with the convection section 6, and the radiant section 7 is connected with the high pressure heat exchanger 5, the evaporator section 8
It is connected with the radiant section 7, the burner 10 is connected with the radiant section 7.
The low pressure heat exchanger 2 is sleeve type structure, and water temperature when for reducing the water supply of plunger pump 4 is avoided to plunger
The high temperature damage of pump 4.The low pressure heat exchanger 2 includes low pressure heat exchanger shell side 2-1 and low pressure heat exchanger tube side 2-2, described
The entrance of low pressure heat exchanger shell side 2-1 be connected with the outlet of the preheating section 1, the low pressure heat exchanger shell side 2-1's goes out
Mouth is connected with the entrance of the thermal deaerator 3, the entrance and the thermal deaerator 3 of the low pressure heat exchanger tube side 2-2
Outlet be connected, the outlet of the low pressure heat exchanger tube side 2-2 is connected with the entrance of the plunger pump 4.
The high pressure heat exchanger 5 avoids low-temperature corrosion for improving 6 inlet water temperature of convection section for sleeve type structure.Institute
The high pressure heat exchanger 5 stated includes high pressure heat exchanger shell side 5-1 and high pressure heat exchanger tube side 5-2, the high pressure heat exchanger shell side 5-1
Entrance be connected with the outlet of the plunger pump 4, the outlet of the high pressure heat exchanger shell side 5-1 and the convection section 6 enter
Mouth is connected, and the entrance of the high pressure heat exchanger tube side 5-2 is connected with the outlet of the convection section 6, the high pressure heat exchanger
The outlet of tube side 5-2 is connected with the entrance of the radiation 7.Convection section 6 absorbs radiant section 7 and exports high-temperature flue gas heat, reduces
Flue-gas temperature improves the thermal efficiency.
The thermal deaerator 3 includes two branches, and a branch is water at low temperature, with the low pressure heat exchanger shell side 2-1
Outlet is connected, and another branch is high-temperature steam, is connected with 8 outlet line of evaporator section, takes out part from evaporator section 8 and steams
Vapour, the outlet of thermal deaerator 3 are connected with low pressure heat exchanger tube side 2-2 entrance.
The preheating section 1 is located at the final outlet side of flue gas in boiler overall structure, is water at low temperature, Neng Gouyu in tube bank
Flue gas effectively exchanges heat, and reduces smog discharge temperature, improves boiler efficiency, reduces the consumption of fuel energy, preheating section 1 is entire
It is low pressure heating surface in system flow, entrance is connected with softening water out, and entering saliva is cold water, the temperature after flue gas heat release
It increases, the outlet of the preheating section 1 is connected with the entrance of the low pressure heat exchanger shell side 2-1.
The radiant section 7 is fuel combustion position, becomes the steam of low mass dryness fraction, spoke after the working medium heat absorption in radiation tube bank
The entrance for penetrating section 7 is connected with the outlet of the high pressure heat exchanger tube side 5-2, the outlet of the radiant section 7 and the evaporator section 8
Entrance be connected.
The evaporator section 8 is the position that radiant section 7 exports that low mass dryness fraction steam is promoted to high-quality steam, is steamed in the section
Vapour quality improves, and mass dryness fraction reaches 80% or more, higher than 80% mass dryness fraction of usual moist steam injection boiler.The outlet of evaporator section 8 includes
Three branches, one is connected with thermal deaerator 3 and carries out the deoxygenation of boiler feedwater, and one is connected with discharge flash vessel 9, and one
Branch is the main steam injection pipeline 11 of steam.
--- the low pressure heat exchanger shell side 2-1 --- heat as shown in figure 4, Tthe utility model system carbonated drink process are as follows: preheating section 1
--- low pressure heat exchanger tube side 2-2 --- --- the high pressure heat exchanger shell side 5-1 --- convection section 6 --- of plunger pump 4 of power oxygen-eliminating device 3
High pressure heat exchanger tube side 5-2 --- radiant section 7 --- evaporator section 8;
Raw water is sent after water process to the preheating section 1 of boiler, is exchanged heat after flue gas into the low pressure of oxygen-eliminating device sledge block
Device shell side 2 enters back into thermal deaerator 3, carries out thermal de-aeration with the steam from boiler export, reaches boiler feedwater oxygen content
Enter low pressure heat exchanger tube side 2-2 after index request, then boosting by plunger pump 4 is boiler water supply, enters height after water supply boosting
Heat exchanger shell pass 5-1 is pressed, enters convection section 6 after being warming up to dew-point temperature or more, flue gas heat is absorbed in flue and enters high pressure
Heat exchanger tube pass 5-2, high-temperature water heats shell side boiler feedwater as heat source in tube side, and the water after heat exchange enters the progress of radiant section 7
Radiation heat transfer generates the steam of low mass dryness fraction in radiant section 7, finally enters in evaporator section 8, and steam is realized in evaporator section 8
High mass dryness fraction generates, and obtains the steam of high-quality.
Preheating section 1 is the low temperature heating surface of boiler, can absorb fume afterheat, reduces the flue-gas temperature of discharge, reaches
The purpose of high efficiency boiler rate.The heat source of low pressure heat exchanger 2 is oxygen-eliminating device water, and temperature is higher, is had an impact for plunger pump 4, with
It is cold source that preheating section 1, which goes out saliva, suitably reduction heat source temperature, guarantees the normal operation of plunger pump 4.Oxygen-eliminating device is thermal deaerator
3, deoxygenation is carried out with some vapor that evaporator section 8 generates, guarantees deoxygenation index.High pressure heat exchanger 5 is for improving 6 entrance of convection section
Water temperature avoids the dew point corrosion of flue gas.Convection section 6 absorb smoke convection heat, make water temperature improve after and as high-temperature medium into
Enter high pressure heat exchanger tube side 5-2 heating shell side cold water temperature.Radiant section 7 absorbs gas radiation heat, so that water is become steam, at this time
Steam quality is lower, to promote steam quality, need to improve 7 steam quality of radiant section, mention mass dryness fraction further by evaporator section 8
It rises, to obtain the steam of high-quality.
The thick oil heat-collecting steam boiler device of the utility model can effectively improve the production efficiency of viscous crude, promote boiler and steam
Vapour quality reduces smog discharge temperature, improves the thermal efficiency of boiler, realize energy-efficient production.
Claims (7)
1. a kind of thick oil heat-collecting steam boiler device, it is characterised in that including injection boiler sledge block and with this injection boiler sledge block phase
The oxygen-eliminating device sledge block of connection, the injection boiler sledge block include boiler body and ancillary equipment, the oxygen-eliminating device sledge block packet
The low pressure heat exchanger for including thermal deaerator and being connected with this thermal deaerator,
The boiler body includes preheating section, evaporator section, convection section, radiant section and high pressure heat exchanger, and ancillary equipment includes column
Plug pump and burner, the preheating section are connected with the low pressure heat exchanger, the low pressure heat exchanger and the column
Plug pump is connected, and the plunger pump is connected with the high pressure heat exchanger, the high pressure heat exchanger and the convection current
Section is connected, and the radiant section is connected with the high pressure heat exchanger, and the evaporator section is connected with the radiant section
It connects, the burner is connected with the radiant section.
2. thick oil heat-collecting steam boiler device according to claim 1, it is characterised in that the low pressure heat exchanger is set
Tubular structure, the low pressure heat exchanger include low pressure heat exchanger shell side and low pressure heat exchanger tube side, the low pressure heat exchanger
The entrance of shell side is connected with the outlet of the preheating section, outlet and the thermal deaerator of the low pressure heat exchanger shell side
Entrance is connected, and the entrance of the low pressure heat exchanger tube side is connected with the outlet of the thermal deaerator, the low pressure heat exchange
The outlet of device tube side is connected with the entrance of the plunger pump.
3. thick oil heat-collecting steam boiler device according to claim 1, it is characterised in that the high pressure heat exchanger is set
Tubular structure, the high pressure heat exchanger include high pressure heat exchanger shell side and high pressure heat exchanger tube side, the high pressure heat exchanger shell
The entrance of journey is connected with the outlet of the plunger pump, the outlet and the entrance phase of the convection section of the high pressure heat exchanger shell side
Connection, the entrance of the high pressure heat exchanger tube side are connected with the outlet of the convection section, and the high pressure heat exchanger tube side goes out
Mouth is connected with the entrance of the radiant section.
4. thick oil heat-collecting steam boiler device according to claim 1, it is characterised in that the thermal deaerator includes
Two branches, a branch are connected with the low pressure heat exchanger shell-side outlet, another branch and the evaporator section outlet line
It is connected.
5. thick oil heat-collecting steam boiler device according to claim 1, it is characterised in that the preheating section is located at boiler
The entrance of the final outlet side of flue gas in overall structure, the preheating section is connected with softening water out, and the preheating section goes out
Mouth is connected with the entrance of the low pressure heat exchanger shell side.
6. thick oil heat-collecting steam boiler device according to claim 1, it is characterised in that the entrance of the radiant section with
The outlet of the high pressure heat exchanger tube side is connected, and the outlet of the radiant section is connected with the entrance of the evaporator section.
7. thick oil heat-collecting steam boiler device according to claim 1, it is characterised in that the evaporator section outlet includes
Three branches, one is connected with thermal deaerator, and one is connected with discharge flash vessel, a main steam injection pipe for steam
Road.
Priority Applications (1)
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CN201820397088.9U CN208186318U (en) | 2018-03-23 | 2018-03-23 | Thick oil heat-collecting steam boiler device |
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CN201820397088.9U CN208186318U (en) | 2018-03-23 | 2018-03-23 | Thick oil heat-collecting steam boiler device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111197475A (en) * | 2020-01-09 | 2020-05-26 | 郭晓萌 | Direct-flow steam injection boiler and steam injection method for improving recovery ratio of thickened oil |
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2018
- 2018-03-23 CN CN201820397088.9U patent/CN208186318U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111197475A (en) * | 2020-01-09 | 2020-05-26 | 郭晓萌 | Direct-flow steam injection boiler and steam injection method for improving recovery ratio of thickened oil |
CN111197475B (en) * | 2020-01-09 | 2022-07-08 | 郭晓萌 | Direct-flow steam injection boiler and steam injection method for improving recovery ratio of thickened oil |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201019 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. Address before: Building 3, Binhai Service Outsourcing Industrial Park, Binhai New Area, Tianjin 300457 Patentee before: CNPC Bohai Petroleum Equipment Manufacturing Co.,Ltd. |
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TR01 | Transfer of patent right |