CN203249225U - Vehicle-mounted ultra-supercritical pressure boiler - Google Patents
Vehicle-mounted ultra-supercritical pressure boiler Download PDFInfo
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- CN203249225U CN203249225U CN 201320239475 CN201320239475U CN203249225U CN 203249225 U CN203249225 U CN 203249225U CN 201320239475 CN201320239475 CN 201320239475 CN 201320239475 U CN201320239475 U CN 201320239475U CN 203249225 U CN203249225 U CN 203249225U
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Abstract
The utility model relates to a vehicle-mounted ultra-supercritical pressure boiler. A combustion chamber is placed horizontally, an economizer is connected to the rear end of the combustion chamber through a variable diameter connection flue, a burner, the combustion chamber, the economizer and a chimney are communicated sequentially in the hot smoke movement direction, a combustion chamber tube bundle is arranged on the periphery of the combustion chamber, and the structure of a water-water heat exchanger is a sleeve type S-shaped reciprocating tube arranged on the outer side of the combustion chamber for heat exchange. Feed water enters a feed water pump from a boiler feed water inlet, is pressurized by the feed water pump to reach 30.48MPa, sequentially passes through a water pipeline, the water-water heat exchanger, an economizer tube bundle, the water-water heat exchanger and the combustion chamber tube bundle, is warmed up gradually and becomes ultra-supercritical pressure saturated water with the output temperature of 370 DEG C and the pressure of 30MPa at a saturated water outlet. The vehicle-mounted ultra-supercritical pressure boiler can cover steam injection huff and puff of an oil well with oil layer depth more than 2200m, can be compatible with saturated steam generated by movement and provided with the steam dryness less than 80% under subcritical pressure, and meets requirements of ultra-deep oil wells for thickened oil exploitation.
Description
Technical field
The utility model relates to the special equipment of the super dark oil reservoir of a kind of oil field heating exploitation, specifically a kind of vehicular Ultra-Super Critical Pressure Boiler of oil field special use.
Background technology
Along with the deep exploitation in domestic and international oil field, difficulty is employed the development process of oil reservoir and accelerated gradually, particularly the oil field production capacity plan has been listed in the exploitation of the super dark oil reservoir of reservoir depth above 2000 meters in.Because formation resistance is very big, the oil well base pressure will reach 26～29MPa, and operating pressure is the needs that the subcritical steam generator of 21MPa can't satisfy super dark oil reservoir Simulation on whole pay zones.Need inject super dark oil well with ultra supercritical pressure saturated hot-water, the viscous crude in the heating oil reservoir strengthens flowability to reduce its viscosity, thereby viscous crude or super viscous crude are effectively exploited out.
The utility model content
The purpose of this utility model provides a kind of vehicular Ultra-Super Critical Pressure Boiler, it is to utilize the ultra supercritical pressure saturated hot-water that produces to inject super dark oil well, viscous crude in the heating oil reservoir strengthens flowability to reduce its viscosity, thereby viscous crude or super viscous crude are effectively exploited out; It produces the ultra supercritical pressure saturated hot-water that pressure reaches 30MPa, but the oil well stream-injection of the oil overlay degree of depth more than 2200 meters handled up, and operation generation steam quality is not higher than 80% saturated vapor under the compatible subcritical pressure boiler of energy, satisfies the needs of super dark oil well thickened oil recovery.
The purpose of this utility model is achieved by the following technical programs:
A kind of vehicular Ultra-Super Critical Pressure Boiler, it comprises: combustion chamber, economizer, reducing connect flue, water-water heat exchanger, burner, feed pump, switch board, water pipeline, air compressor machine, trailer, board house, chimney, economizer tube bank, combustion chamber tube bank, boiler feedwater entrance, saturation water outlet, described combustion chamber Horizontal type is placed, and economizer connects the rear end that flue is connected to the combustion chamber by reducing; Burner, combustion chamber, economizer, chimney are communicated with successively along hot smoke movement direction; Periphery in the combustion chamber is provided with the combustion chamber tube bank; The structure of water-water heat exchanger is that the snakelike reciprocation pipe of sleeve pipe form places the top outside the combustion chamber; Water pipe connects boiler feedwater entrance, feed pump, water pipeline, water-water heat exchanger, economizer tube bank, water-water heat exchanger, combustion chamber tube bank, saturation water outlet successively; Be provided with economizer tube bank in the described economizer, it is trapezoidal that structure is that single light pipe and finned tube level back and forth are, and is positioned at the flue gas low-temperature zone; Described combustion chamber, economizer, feed pump, switch board, air compressor machine are installed on the trailer; The whole bearing mode that adopts trailer of this boiler, mobile hot-water flooding or steam.
Described combustion chamber is horizontal straight flow structure, and outer surface is cylindrical drum, and inwall is lined with aluminosilicate refractory fiber; The combustion chamber tube bank is that the single loop straight tube is along vertical snakelike back and forth be arranged in columnar structured of body of wall inwall; Pipe center line and the distance between furnace wall of tube bank are 100mm.It also comprises: fuel line, fuel filler, oil heater, electric heater, and described burner is communicated with fuel filler by fuel line; Fuel line is provided with oil heater and electric heater.The economizer tube bank has been arranged the light pipe heating surface at the smoke inlet end, and finned tube has been adopted at the rear portion.Combustion chamber, economizer, feed pump, air compressor machine and switch board directly are welded on the trailer; Between burner and the combustion chamber, with bolts between chimney and the economizer.Described switch board is comprised of programmable controller and touch-screen; Has conventional data teletransmission interface.Water pipe connects cold water inlet, cooling water outlet, economizer tube bank, the hot water inlet of water-water heat exchanger, hot water outlet, the combustion chamber tube bank of feed pump, water pipeline, water-water heat exchanger successively, cold water flows in the outer tube of sleeve pipe, and hot water flows in the inner tube of sleeve pipe round about.
The utility model has following advantage and good effect:
1. operate steadily, the thermal efficiency is high, and water resistance is little, and noise is low;
2. compact conformation, volume is little, is convenient to clean and maintenance;
3. mobile steam injection, open-air strong adaptability need not the permanent plant investment, conveniently moving;
4. control technology is advanced, realizes that boiler flow and outlet temperature keep constant, and automaticity is high;
Because of water 30MPa, 370 ℃ the time without vaporization phenomenon, even feedwater without water treatment, its contained salinity can not be separated out, and effectively avoids furnace tube deposition, greatly reduces production cost.
The utility model important technological parameters:
Model: YZG9-30/370-H.
Metered flow: 9t/h.
Operating pressure: 30MPa.
Leaving water temperature: 370 ℃.
Fuel: heavy oil or crude oil.
Control mode: PLC+ touch-screen.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is that schematic diagram is looked on the utility model Fig. 1 left side;
Fig. 3 is the utility model Fig. 1 schematic top plan view;
Fig. 4 is the utility model Fig. 1 schematic rear view;
Fig. 5 is the utility model workflow schematic diagram;
Fig. 6 is the utility model combustion chamber tube bank schematic diagram;
Fig. 7 is that schematic diagram is looked on a tube bank left side, Fig. 6 combustion chamber;
Fig. 8 is the utility model economizer tube bank schematic diagram;
Fig. 9 is Fig. 8 economizer tube bank schematic top plan view;
Figure 10 is the utility model water-water-to-water heat exchanger schematic diagram.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Drawing reference numeral is as follows among the figure: economizer 1, combustion chamber 2, reducing connect flue 3, water-water heat exchanger 4, burner 5, board house 6, electric heater 7, oil heater 8, trailer 9, feed pump 10, switch board 11, water pipeline 12, air compressor machine 13, air channel 14, chimney 15, cat ladder 16, fuel line 17, reinforcement 18; Economizer tube bank 101, combustion chamber tube bank 201, cold water inlet 401, cooling water outlet 402, hot water inlet 403, hot water outlet 404, boiler feedwater entrance 1201, saturation water outlet 1202, blowdown gather mouth 1203, safety valve floss hole 1204, fuel filler 1205, steam evacuation mouth 1206, oil return opening 1207.
Subcritical pressure boiler refers to: operating pressure is that 21MPa and vapor (steam) temperature are 371 ℃ steam boiler; Ultra-Super Critical Pressure Boiler refers to: operating pressure is the saturated hot-water boiler of 370 ℃ of the above and leaving water temperatures of 30MPa.
This vehicular Ultra-Super Critical Pressure Boiler is take crude oil or heavy oil as fuel.
As shown in the figure: a kind of vehicular Ultra-Super Critical Pressure Boiler, it comprises: combustion chamber 2, economizer 1, reducing connect flue 3, water-water heat exchanger 4, burner 5, feed pump 10, switch board 11, water pipeline 12, air compressor machine 13, trailer 9, board house 6, chimney 15, economizer tube bank 101, combustion chamber tube bank 201, boiler feedwater entrance 1201, saturation water outlet 1202, described combustion chamber 2 Horizontal types are placed, and economizer 1 connects the rear end that flue 3 is connected to combustion chamber 2 by reducing; Burner 5, combustion chamber 2, economizer 1, chimney 15 are communicated with successively along hot smoke movement direction; Periphery in the combustion chamber 2 is provided with combustion chamber tube bank 201; The structure of water-water heat exchanger 4 is that the snakelike reciprocation pipe of sleeve pipe form places the top outside the combustion chamber 2, carries out heat exchange; Water-water heat exchanger 4 is mainly used to improve the inlet temperature of economizer 1, makes inlet water temperature be higher than the dew-point temperature of flue gas, thereby avoids steam in the flue gas to condense at economizer 1 finned tube and cause the cold end corrosion of pipe; Feedwater enters feed pump 10 from boiler feedwater entrance 1201, after being forced into 30.48MPa, feed pump 10 restrains 201 through water pipeline 12, water-water heat exchanger 4, economizer tube bank 101, water-water heat exchanger 4, combustion chamber successively again, progressively be heated intensification, to saturation water outlet 1202, output temperature reaches the ultra supercritical pressure saturated hot-water that 370 ℃, pressure reach 30MPa; Be provided with economizer tube bank 101 in the described economizer 1, it is trapezoidal that structure is that single light pipe and finned tube level back and forth are, and is positioned at the flue gas low-temperature zone; Its function is that the heating of the water in pipe vaporization is formed steam water interface, and flue-gas temperature further reduces, and improves the thermal efficiency; Described combustion chamber 2, economizer 1, feed pump 10, switch board 11, air compressor machine 13 are installed on the trailer 9; The whole bearing mode that adopts trailer of this boiler, mobile hot-water flooding or steam; Open-air strong adaptability has fully ensured flexible, mobility that equipment uses.
Described combustion chamber 2 is horizontal straight flow structure, and outer surface is cylindrical drum, and inwall is lined with aluminosilicate refractory fiber; Combustion chamber tube bank 201 is that the single loop straight tube is along vertical snakelike back and forth be arranged in columnar structured of body of wall inwall; Pipe center line and the distance between furnace wall of tube bank 201 are 100mm; The situations such as the maximum flame adjusting of heat transfer, safe operation and the burner of heating surface size have been considered in the design of combustion chamber tube bank 201; Determined the pipe center line of tube bank 201 and the distance between furnace wall according to the optimum value of direct radiation-absorbing heat and reflected radiation heat, its thermal efficiency is high, good heat radiation effect.It also comprises: fuel line 17, fuel filler 1205, oil heater 8, electric heater 7, and described burner 5 is communicated with fuel filler 1205 by fuel line 17; Fuel line 17 is provided with oil heater 8 and electric heater 7.Economizer tube bank 101 has been arranged the light pipe heating surface at the smoke inlet end, and to reduce cigarette temperature, finned tube has been adopted at the rear portion as the temperature buffer pipe, and the raising heat exchange efficiency can reduce the volume of economizer 1.Combustion chamber 2, economizer 1, feed pump 10, air compressor machine 13 and switch board 11 directly are welded on the trailer 9; Guaranteed that the safety of equipment is with stable; Between burner 5 and the combustion chamber 2, with bolts between chimney 15 and the economizer 1; Be convenient to dismounting and maintenance.Described switch board 11 is comprised of programmable controller and touch-screen; Has conventional data teletransmission interface; Can realize data online browsing and storage, meet the needs of current oil field data management.Feedwater enters the cold water inlet 401 of water-water heat exchanger 4 again through water pipeline 12 through feed pump 10, flowed out by cooling water outlet 402, enter economizer tube bank 101, hot water inlet 403 by water-water heat exchanger 4 enters by the hot water after economizer tube bank 101 heating, flowed out by hot water outlet 404, enter combustion chamber tube bank 201, cold water flows in the outer tube of sleeve pipe, and hot water flows in the inner tube of sleeve pipe round about.The operating pressure of regulating feed pump 10 is 21Mpa, and it is that 371 ℃ of steam qualitys are not higher than 80% saturated vapor that saturation water outlet 1202 produces vapor (steam) temperature.
Exhaust gases passes is provided with the warm galvanic couple of cigarette.
Fuel system comprises: oil-feed and return line, pressure regulator, electric heater, fuel oil-steam heater, oil temperature control valve, fuel oil filter, flow control valve, fuel flowmeter, magnetic valve.
The parts that ignite of burner comprise: pressure-regulating valve, magnetic valve, burning torch etc., and before forming, main flame lights first the fire that ignites.
Atomised form: comprise air atomizing or steam atomization.Entering oil gun after the compressed pressure regulation of air during air atomizing atomizes oil plant; Steam enters oil gun through the secondary voltage stabilizing again oil plant is atomized during steam atomization after first class pressure control valve decompression.
The sampling cooling-part comprises sampling cooler, vapor filter, valve, pipeline and tank.The composition that is used for the sample analysis water from steam, and calculate mass dryness fraction.
Claims (7)
1. vehicular Ultra-Super Critical Pressure Boiler, it comprises: combustion chamber (2), economizer (1), reducing connects flue (3), water-water heat exchanger (4), burner (5), feed pump (10), switch board (11), water pipeline (12), air compressor machine (13), trailer (9), board house (6), chimney (15), economizer tube bank (101), combustion chamber tube bank (201), boiler feedwater entrance (1201), saturation water outlet (1202), it is characterized in that: described combustion chamber (2) Horizontal type is placed, and economizer (1) connects the rear end that flue (3) is connected to combustion chamber (2) by reducing; Burner (5), combustion chamber (2), economizer (1), chimney (15) are communicated with successively along hot smoke movement direction; Periphery in the combustion chamber (2) is provided with combustion chamber tube bank (201); The structure of water-water heat exchanger (4) is that the snakelike reciprocation pipe of sleeve pipe form places outer top, combustion chamber (2); Water pipe connects boiler feedwater entrance (1201), feed pump (10), water pipeline (12), water-water heat exchanger (4), economizer tube bank (101), water-water heat exchanger (4), combustion chamber tube bank (201), saturation water outlet (1202) successively; Be provided with economizer tube bank (101) in the described economizer (1), it is trapezoidal that structure is that single light pipe and finned tube level back and forth are, and is positioned at the flue gas low-temperature zone; Described combustion chamber (2), economizer (1), feed pump (10), switch board (11), air compressor machine (13) are installed on the trailer (9); The whole bearing mode that adopts trailer of this boiler, mobile hot-water flooding or steam.
2. vehicular Ultra-Super Critical Pressure Boiler according to claim 1 is characterized in that: described combustion chamber (2) are horizontal straight flow structure, and outer surface is cylindrical drum, and inwall is lined with aluminosilicate refractory fiber; Combustion chamber tube bank (201) is that the single loop straight tube is along vertical snakelike back and forth be arranged in columnar structured of body of wall inwall; Pipe center line and the distance between furnace wall of tube bank (201) are 100mm.
3. vehicular Ultra-Super Critical Pressure Boiler according to claim 1, it is characterized in that: it also comprises: fuel line (17), fuel filler (1205), oil heater (8), electric heater (7), and described burner (5) is communicated with fuel filler (1205) by fuel line (17); Fuel line (17) is provided with oil heater (8) and electric heater (7).
4. vehicular Ultra-Super Critical Pressure Boiler according to claim 1 is characterized in that: economizer tube bank (101) has been arranged the light pipe heating surface at the smoke inlet end, and finned tube has been adopted at the rear portion.
5. vehicular Ultra-Super Critical Pressure Boiler according to claim 1, it is characterized in that: combustion chamber (2), economizer (1), feed pump (10), air compressor machine (13) and switch board (11) directly are welded on the trailer (9); Between burner (5) and combustion chamber (2), with bolts between chimney (15) and the economizer (1).
6. vehicular Ultra-Super Critical Pressure Boiler according to claim 1, it is characterized in that: described switch board (11) is comprised of programmable controller and touch-screen; Has conventional data teletransmission interface.
7. vehicular Ultra-Super Critical Pressure Boiler according to claim 1, it is characterized in that: water pipe connects cold water inlet (401), cooling water outlet (402), economizer tube bank (101), the hot water inlet (403) of water-water heat exchanger (4), hot water outlet (404), the combustion chamber tube bank (201) of feed pump (10), water pipeline (12), water-water heat exchanger (4) successively, cold water flows in the outer tube of sleeve pipe, and hot water flows in the inner tube of sleeve pipe round about.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320239475 CN203249225U (en) | 2013-05-06 | 2013-05-06 | Vehicle-mounted ultra-supercritical pressure boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320239475 CN203249225U (en) | 2013-05-06 | 2013-05-06 | Vehicle-mounted ultra-supercritical pressure boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203249225U true CN203249225U (en) | 2013-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320239475 Expired - Lifetime CN203249225U (en) | 2013-05-06 | 2013-05-06 | Vehicle-mounted ultra-supercritical pressure boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203249225U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2701008C1 (en) * | 2019-01-14 | 2019-09-24 | Керогойл Зрт. | Ultra-supercritical working agent generation module |
-
2013
- 2013-05-06 CN CN 201320239475 patent/CN203249225U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2701008C1 (en) * | 2019-01-14 | 2019-09-24 | Керогойл Зрт. | Ultra-supercritical working agent generation module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131023 |