CN212057318U - Petrochemical residual oil treatment device - Google Patents
Petrochemical residual oil treatment device Download PDFInfo
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- CN212057318U CN212057318U CN202020533498.9U CN202020533498U CN212057318U CN 212057318 U CN212057318 U CN 212057318U CN 202020533498 U CN202020533498 U CN 202020533498U CN 212057318 U CN212057318 U CN 212057318U
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Abstract
A petrochemical industry residual oil processing apparatus, including preheating device, brown gas generator, air-blower, multiple ignition devices, residual oil delivery pump, multiple brown gas ignition nozzles, residual oil atomization plant, high-temperature mixing ignition chamber and burner hearth; inputting residual oil raw materials at the liquid inlet end of the preheating device; the liquid outlet end of the preheating device is connected with the liquid inlet end of the residual oil delivery pump; the liquid outlet end of the residual oil delivery pump is connected with the liquid inlet end of the residual oil atomization device; the residual oil atomization device is arranged in the high-temperature mixing ignition chamber; the gas inlet end of the residual oil atomization device is connected with the gas outlet end of the blower; the outlet of the high-temperature mixed ignition chamber is connected with the inlet of the hearth, and a high-temperature combustion zone is formed at the inlet of the hearth; the plurality of Brown gas ignition nozzles and the plurality of Brown gas combustion-supporting nozzles are respectively connected with the Brown gas generator. In the invention, ignited atomized residual oil and sufficient air are further and fully combusted when passing through a high-temperature combustion-supporting zone, thereby improving the combustion degree and efficiency of the residual oil.
Description
Technical Field
The utility model relates to a petroleum refining residual oil handles technical field, especially relates to a petrochemical industry residual oil processing apparatus.
Background
After the light, medium and heavy components are extracted from the petroleum in the refining process, residual oil is remained, which contains components such as asphalt colloid, has high viscosity and high ignition point and is not easy to burn, but the combustion value can reach more than 6300-6900Kcal/Kg, and is a heavy petrochemical fuel with high heat value. The existing method for processing the fuel is to add the fuel of an industrial furnace kiln for mixed combustion, but the added fuel of the industrial furnace kiln can cause the combustion speed of residual oil to be slow and the combustion efficiency to be reduced.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For the technical problem who exists among the solution background art, the utility model provides a remaining residual oil processing apparatus of petrochemical industry improves difficult burning remaining residual oil degree of combustion and efficiency, reduces because of the insufficient pollutant discharge who brings of burning.
(II) technical scheme
The utility model provides a petrochemical industry residual oil processing apparatus, which comprises a preheating device, a brown gas generator, a blower, a plurality of ignition devices, a residual oil delivery pump, a plurality of brown gas ignition nozzles, a plurality of brown gas combustion-supporting nozzles, a residual oil atomizing device, a high-temperature mixed ignition chamber and a hearth;
inputting residual oil raw materials at the liquid inlet end of the preheating device; the liquid outlet end of the preheating device is connected with the liquid inlet end of the residual oil delivery pump; the liquid outlet end of the residual oil delivery pump is connected with the liquid inlet end of the residual oil atomization device;
the residual oil atomization device is arranged in the high-temperature mixing ignition chamber; the gas inlet end of the residual oil atomization device is connected with the gas outlet end of the blower; a plurality of Brown gas pilot nozzles and at least one ignition device are arranged in the high-temperature mixed pilot chamber;
the outlet of the high-temperature mixed ignition chamber is connected with the inlet of the hearth, and a high-temperature combustion zone is formed at the inlet of the hearth; at least one ignition device is arranged in the high-temperature mixed ignition chamber; a plurality of brown gas combustion-supporting nozzles are arranged at the inlet of the high-temperature mixed ignition chamber;
the plurality of Brown gas ignition nozzles and the plurality of Brown gas combustion-supporting nozzles are respectively connected with the Brown gas generator.
Preferably, in the high temperature hybrid pilot chamber: the spray direction of the Brown gas ignition nozzle and the spray direction of the residual oil atomization device form an acute angle.
Preferably, in the high temperature hybrid pilot chamber: and a plurality of groups of brown gas ignition nozzles are uniformly distributed around the slag oil atomization device in an annular array.
Preferably, the gas outlet end of the hearth is connected with tail gas recovery and purification treatment equipment.
In the invention, the Brown gas generator is started to generate Brown gas, the Brown gas is sprayed out through the Brown gas ignition nozzle and the Brown gas combustion-supporting nozzle and is ignited through the ignition device, so that a high-temperature mixed ignition area is formed at the spraying position of the slag oil atomization device in the high-temperature mixed ignition chamber, and a Brown gas high-temperature combustion-supporting area is formed at the inlet of the hearth. The residual oil preheated by the storage preheating device is conveyed to the residual oil atomization device through the residual oil conveying pump to be atomized and sprayed out, the atomized and sprayed residual oil and sufficient air sent by the air blower are ignited in the high-temperature mixed ignition area, and the ignited atomized residual oil and the sufficient air are further and fully combusted when passing through the high-temperature combustion-supporting area, so that the combustion degree and efficiency of the residual oil are improved.
Drawings
FIG. 1 is a system diagram of a petrochemical residual oil treatment device according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1, the utility model provides a petrochemical industry residual oil processing apparatus, which comprises a preheating device 1, a brown gas generator 2, a blower 3, a plurality of ignition devices 4, a residual oil delivery pump 5, a plurality of brown gas ignition nozzles 6, a plurality of brown gas combustion-supporting nozzles 7, a residual oil atomization device 8, a high-temperature mixed ignition chamber 9 and a furnace 11;
inputting residual oil raw materials at the liquid inlet end of the preheating device 1; the liquid outlet end of the preheating device 1 is connected with the liquid inlet end of a residual oil delivery pump 5; the liquid outlet end of the residual oil delivery pump 5 is connected with the liquid inlet end of the residual oil atomization device 8;
the residual oil atomization device 8 is arranged in the high-temperature mixing ignition chamber 9; the gas inlet end of the residual oil atomization device 8 is connected with the gas outlet end of the blower 3; a plurality of brown gas ignition nozzles 6 and at least one ignition device 4 are installed inside the high-temperature mixed ignition chamber 9;
an outlet of the high-temperature mixed ignition chamber 9 is connected with an inlet of a hearth 11, and a high-temperature combustion area 10 is formed at the inlet of the hearth 11; at least one ignition device 4 is arranged in the high-temperature mixed ignition chamber 9; a plurality of brown gas combustion-supporting nozzles 7 are arranged at the inlet of the high-temperature mixed ignition chamber 9;
a plurality of brown gas pilot nozzles 6 and a plurality of brown gas auxiliary nozzles 7 are connected to the brown gas generator 2, respectively.
The utility model discloses in, brown gas generator 2 opens and produces brown gas, via the blowout of brown gas ignition nozzle 6 and the combustion-supporting nozzle 7 of brown gas to light through ignition device 4, form the high temperature in the blowout position of slag oil atomizing device 8 in high temperature mixing ignition chamber 9 and mix the ignition district from this, and form a brown gas high temperature combustion-supporting district 10 at furnace 11 entry. The residual oil preheated by the storage preheating device 1 is conveyed to the residual oil atomization device 8 through the residual oil conveying pump 5 to be atomized and sprayed out, the atomized and sprayed residual oil and sufficient air sent by the air blower 3 are ignited in the high-temperature mixed ignition region 9, the ignited atomized residual oil and the sufficient air are further fully combusted when passing through the high-temperature combustion assisting region 10, the combustion degree and efficiency of the difficult-to-combust petrochemical residual oil are improved, and pollutant emission caused by insufficient combustion is reduced.
In an alternative embodiment, inside the high-temperature hybrid ignition chamber 9: the spray direction of the brown gas ignition nozzle 6 and the spray direction of the residual oil atomization device 8 form an acute angle.
In an alternative embodiment, inside the high-temperature hybrid ignition chamber 9: and a plurality of groups of brown gas ignition nozzles 6 are uniformly distributed in an annular array around the residual oil atomization device 8.
It should be noted that a plurality of uniformly arranged brown gas ignition nozzles 6 are uniformly distributed in the high-temperature mixed ignition chamber 9, and sufficient air for residual oil combustion is satisfied, so that residual oil combustion is more sufficient and thorough.
In an alternative embodiment, the gas outlet end of the furnace 11 is connected with a tail gas recovery and purification treatment device to prevent air pollution.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (4)
1. A petrochemical residual oil treatment device is characterized by comprising a preheating device (1), a Brown gas generator (2), a blower (3), a plurality of ignition devices (4), a residual oil delivery pump (5), a plurality of Brown gas ignition nozzles (6), a plurality of Brown gas combustion-supporting nozzles (7), a residual oil atomization device (8), a high-temperature mixed ignition chamber (9) and a hearth (11);
residual oil raw materials are input into the liquid inlet end of the preheating device (1); the liquid outlet end of the preheating device (1) is connected with the liquid inlet end of the residual oil delivery pump (5); the liquid outlet end of the residual oil delivery pump (5) is connected with the liquid inlet end of the residual oil atomization device (8);
the residual oil atomization device (8) is arranged in the high-temperature mixing ignition chamber (9); the gas inlet end of the residual oil atomization device (8) is connected with the gas outlet end of the blower (3); a plurality of Brown gas ignition nozzles (6) and at least one ignition device (4) are arranged in the high-temperature mixed ignition chamber (9);
an outlet of the high-temperature mixed ignition chamber (9) is connected with an inlet of a hearth (11), and a high-temperature combustion zone (10) is formed at the inlet of the hearth (11); at least one ignition device (4) is arranged in the high-temperature mixed ignition chamber (9); a plurality of brown gas combustion-supporting nozzles (7) are arranged at the inlet of the high-temperature mixed ignition chamber (9);
the plurality of Brown gas ignition nozzles (6) and the plurality of Brown gas combustion-supporting nozzles (7) are respectively connected with the Brown gas generator (2).
2. The petrochemical residual oil treatment plant according to claim 1, characterized in that in the high temperature hybrid ignition chamber (9): the spray direction of the Brown gas ignition nozzle (6) and the spray direction of the residual oil atomization device (8) form an acute angle.
3. The petrochemical residual oil treatment plant according to claim 1, characterized in that in the high temperature hybrid ignition chamber (9): and a plurality of groups of Brown gas ignition nozzles (6) are uniformly distributed in an annular array around the residual oil atomization device (8).
4. The petrochemical residual oil treatment plant according to claim 1, characterized in that the outlet end of the furnace chamber (11) is connected with a tail gas recovery and purification treatment device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020533498.9U CN212057318U (en) | 2020-04-13 | 2020-04-13 | Petrochemical residual oil treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020533498.9U CN212057318U (en) | 2020-04-13 | 2020-04-13 | Petrochemical residual oil treatment device |
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| CN212057318U true CN212057318U (en) | 2020-12-01 |
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| CN202020533498.9U Active CN212057318U (en) | 2020-04-13 | 2020-04-13 | Petrochemical residual oil treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111336528A (en) * | 2020-04-13 | 2020-06-26 | 上海甘吉环保科技有限公司 | Method for treating difficult-to-burn petrochemical residual oil by using Brown gas for ignition and combustion supporting |
-
2020
- 2020-04-13 CN CN202020533498.9U patent/CN212057318U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111336528A (en) * | 2020-04-13 | 2020-06-26 | 上海甘吉环保科技有限公司 | Method for treating difficult-to-burn petrochemical residual oil by using Brown gas for ignition and combustion supporting |
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