CN111056541A - Circulating device for spraying yellow phosphorus furnace gas, yellow phosphorus furnace gas condensation system and method - Google Patents
Circulating device for spraying yellow phosphorus furnace gas, yellow phosphorus furnace gas condensation system and method Download PDFInfo
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- CN111056541A CN111056541A CN202010065135.1A CN202010065135A CN111056541A CN 111056541 A CN111056541 A CN 111056541A CN 202010065135 A CN202010065135 A CN 202010065135A CN 111056541 A CN111056541 A CN 111056541A
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- yellow phosphorus
- furnace gas
- spraying
- phosphorus furnace
- liquid
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- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 title claims abstract description 120
- 238000005507 spraying Methods 0.000 title claims abstract description 70
- 238000009833 condensation Methods 0.000 title claims abstract description 19
- 230000005494 condensation Effects 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 88
- 238000001816 cooling Methods 0.000 claims abstract description 84
- 239000007788 liquid Substances 0.000 claims abstract description 81
- 239000000428 dust Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 239000000498 cooling water Substances 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 125000004122 cyclic group Chemical group 0.000 abstract description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- 238000004062 sedimentation Methods 0.000 description 7
- 239000000110 cooling liquid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/02—Preparation of phosphorus
- C01B25/027—Preparation of phosphorus of yellow phosphorus
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Chimneys And Flues (AREA)
Abstract
The invention relates to a circulating device for spraying yellow phosphorus furnace gas, a yellow phosphorus furnace gas condensation system and a yellow phosphorus furnace gas condensation method. A circulating device for yellow phosphorus furnace gas sprays includes: the inlet end and the output end are communicated with the spray tower; the inlet end is communicated with the output end through a cooling channel for cooling the spraying liquid and is used for conveying the spraying liquid pumped out from the inlet end to the output end; the inlet end, the cooling channel and the output end are used for forming a first closed circulation loop with the spray tower. The yellow phosphorus furnace gas condensation method comprises the following steps: filtering the yellow phosphorus furnace gas to ensure that the dust content of the yellow phosphorus furnace gas is less than or equal to 20mg/Nm3(ii) a Spraying and cooling the filtered yellow phosphorus furnace gas to enable the yellow phosphorus furnace gas to form liquid yellow phosphorus and a water phase; and extracting the water phase part to be used as cooling water for spraying the filtered yellow phosphorus furnace gas. By adopting the method, the cyclic utilization of the spraying liquid can be realized in the yellow phosphorus spraying process, and the clean production is realized.
Description
Technical Field
The invention relates to a circulating device for spraying yellow phosphorus furnace gas, a yellow phosphorus furnace gas condensation system and a yellow phosphorus furnace gas condensation method.
Background
The furnace gas of the existing electrothermal yellow phosphorus electric furnace adopts the process of directly washing furnace gas containing phosphorus steam, dust and coal gas by water so as to obtain crude phosphorus, and then refining the crude phosphorus to obtain the product phosphorus. Because the coarse phosphorus washed by water and the water contain more dust, the water in the coarse phosphorus washed by water cannot be directly pumped out for circulating and repeatedly spraying, and a large amount of water is consumed in the spraying process. At present, a device or a system for recycling spraying liquid after spraying yellow phosphorus furnace gas does not exist.
Disclosure of Invention
The invention aims to provide a circulating device for yellow phosphorus furnace gas spraying, which is used for recycling spraying liquid on the upper layer of liquid yellow phosphorus after sedimentation.
In order to achieve the above object, the present application adopts a technical solution that a circulating device for spraying yellow phosphorus furnace gas is configured in a yellow phosphorus furnace gas condensing system for performing dry dust removal on yellow phosphorus furnace gas when in use, and the circulating device comprises:
the inlet end is communicated with a component for collecting the liquid yellow phosphorus settled in the spray tower and is used for pumping out the spray liquid on the upper layer of the liquid yellow phosphorus;
the output end is used for being communicated with a spraying device of the spraying tower and conveying spraying liquid to the spraying device in the spraying tower;
the inlet end is communicated with the output end through a cooling channel for cooling the spraying liquid and is used for conveying the spraying liquid pumped out from the inlet end to the output end; after being cooled by the cooling channel, the temperature can be reduced to 40-70 ℃;
the inlet end, the cooling channel and the output end are used for forming a first closed circulation loop with the spray tower.
Through setting up foretell circulating device that yellow phosphorus burner gas sprayed, when the spray liquid after spraying floats in liquid yellow phosphorus upper strata, accessible suction device such as liquid pump lets spray liquid get into cooling channel from foretell entry end, after cooling the spray liquid in cooling channel through modes such as heat transfer, cooling etc. get into the output and get into the spray set of spray column at this output, spray once more promptly to through being used for with spray the turriform with entry end, cooling channel, output and become confined circulation circuit, realized the clean production at this yellow phosphorus goods production processes simultaneously.
Further, the spray tower comprises a first-stage spray tower and a second-stage spray tower which are sequentially connected in series on the flow path of the yellow phosphorus furnace gas;
the first stage spray tower is communicated with a part of the cooling channel through which the higher temperature spray liquid passes through a pipeline with a valve;
the second stage spray tower is communicated with the part of the cooling channel through which the low-temperature spray liquid passes through by a pipeline with a valve.
Specifically, the cooling channel is provided with at least one output node for conveying the spray liquid from the inlet end to the output end; each output node is provided with a valve for controlling the opening and closing of the output node.
Further, the circulating device for spraying the yellow phosphorus furnace gas further comprises a closed second circulating loop which is used for intersecting the first circulating loop at the cooling channel, and the second circulating loop is used for exchanging heat with the cooling channel.
Specifically, the second circulation loop mainly comprises a water cooling tower and a circulation pipe;
one end of the circulating pipe is connected with a water outlet of the water cooling tower, and the other end of the circulating pipe is connected with a water inlet of the water cooling tower;
the cooling channel is positioned in the water cooling tower.
Further, the water cooling tower comprises a heat exchange cavity positioned above and a collecting pool positioned below;
the cooling channel is positioned in the heat exchange cavity;
the water inlet is positioned above the cooling channel;
the water outlet is communicated with the collecting tank;
and the circulating pipe is provided with a circulating pump for conveying the collected fluid to the heat exchange cavity.
Furthermore, the cooling channels are coils distributed along the gravity direction of the heat exchanger so as to more fully exchange heat.
The invention also provides a yellow phosphorus furnace gas condensation system for filtering yellow phosphorus furnace gas to ensure that the settled spray liquid on the upper layer of liquid yellow phosphorus can be smoothly recycled, which comprises the circulating device for spraying yellow phosphorus furnace gas, and the yellow phosphorus furnace gas condensation system also comprises a dry dust removal device for filtering yellow phosphorus furnace gas; the exhaust port of the dry dust removal device is communicated with the air inlet of the spraying device.
The dry dust removal device ensures that the dust content of the filtered yellow phosphorus furnace gas is less than or equal to 20mg/Nm3The dust removing device of (1); or the dry dust removal device ensures that the dust content of the filtered yellow phosphorus furnace gas is less than or equal to 10mg/Nm3The dust removing device of (1); or the dry dust removal device ensures that the dust content of the filtered yellow phosphorus furnace gas is less than or equal to 5mg/Nm3The dust removing device.
By arranging the dry dust removal device to filter the yellow phosphorus furnace gas, the filtered yellow phosphorus furnace gas can form cleaner liquid yellow phosphorus after being sprayed.
Further, the dry dust removal device is a dust removal device for intercepting and removing dust by a filter element.
Furthermore, the air inlet end of the dry dust removal device is connected with a heating device.
The invention also provides a yellow phosphorus furnace gas condensation method which is beneficial to realizing the clean production of yellow phosphorus products in a closed way and enables the spray liquid to be recycled, and the method comprises the following steps:
filtering the yellow phosphorus furnace gas to ensure that the dust content of the yellow phosphorus furnace gas is less than or equal to 20mg/Nm3；
Spraying and cooling the filtered yellow phosphorus furnace gas to enable the yellow phosphorus furnace gas to form liquid yellow phosphorus and a water phase;
and extracting the water phase part to be used as cooling water for spraying the filtered yellow phosphorus furnace gas.
By adopting the method, the cyclic utilization of the spraying liquid can be realized in the yellow phosphorus spraying process, and the clean production is realized.
The invention is further described with reference to the following figures and detailed description. Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description. Or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to assist in understanding the invention, and are included to explain the invention and their equivalents and not limit it unduly. In the drawings:
FIG. 1 is a schematic view of a yellow phosphorus furnace gas condensing system for illustrating the present invention;
labeled as: 1-inlet end, 2-output end, 3-cooling channel, 320-first liquid pump, 310-output node, 4-spray tower, first stage spray tower 4a, second stage spray tower 4b, 410-sedimentation tank, 5-water cooling tower, 510-heat exchange cavity, 520-collection tank, 6-circulation pipe, 610-second liquid pump, 7-dry dedusting device, 8-electric furnace, 9-blower, 10-heating device, 11-overflow valve.
Detailed Description
The invention will be described more fully hereinafter with reference to the accompanying drawings. Those skilled in the art will be able to implement the invention based on these teachings. Before the present invention is described in detail with reference to the accompanying drawings, it is to be noted that:
the technical solutions and features provided in the present invention in the respective sections including the following description may be combined with each other without conflict.
Moreover, the embodiments of the present invention described in the following description are generally only examples of a part of the present invention, and not all examples. Therefore, all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort shall fall within the protection scope of the present invention.
With respect to terms and units in the present invention. The term "comprises" and any variations thereof in the description and claims of this invention and the related sections are intended to cover non-exclusive inclusions.
As shown in fig. 1, in the first embodiment:
a circulating device for yellow phosphorus furnace gas sprays includes:
an inlet end 1, wherein the inlet end 1 is used for being communicated with a component for collecting liquid yellow phosphorus settled in a spray tower 4, and is used for extracting spray liquid on the upper layer of the liquid yellow phosphorus; the component for collecting the liquid yellow phosphorus settled in the spray tower 4 is a settling tank 410 below the spray tower 4;
the output end 2 is used for being communicated with a spraying device of the spraying tower 4 and used for conveying spraying liquid to the spraying device in the spraying tower 4;
the inlet end 1 is communicated with the output end 2 through a cooling channel 3 for cooling the spraying liquid, and the spraying liquid pumped out from the inlet end 1 is conveyed to the output end 2;
the inlet end 1, the cooling channel 3 and the output end 2 are used for forming a closed first circulation loop with the spray tower 4.
Yellow phosphorus furnace gas output from an electric furnace 8 enters a spray tower 4 under the action of a fan 9, when sprayed spray liquid floats on the upper layer of liquid yellow phosphorus, the spray liquid enters a cooling channel 3 from an inlet end 1 through a suction device of a first liquid pump 320, enters an output end 2 and enters a spray device of the spray tower 4 at the output end 2, namely, spraying is carried out again, and the inlet end 1, the cooling channel 3 and the output end 2 are used for forming a closed circulation loop with the spray tower 4, so that clean production in the production process of yellow phosphorus products is realized.
Example two:
on the basis of the first embodiment, the spray tower 4 comprises a first-stage spray tower 4a and a second-stage spray tower 4b which are sequentially connected in series on the flow path of the yellow phosphorus furnace gas;
the first-stage spray tower 4a is communicated with a part of the cooling channel through which the higher-temperature spray liquid passes through by a pipeline with a valve;
the second-stage spray tower 4b is communicated with a part of the cooling channel through which the low-temperature spray liquid passes through by a pipeline with a valve.
The first stage spray tower 4a is composed of two spray tower units communicated with each other at the upper part, the second stage spray tower 4b is composed of one spray tower unit, and furnace gas is sprayed from the first stage spray tower 4a and then flows from the sedimentation tank 410 to the second stage spray tower 4b for spraying.
Specifically, the cooling channel 3 is provided with an output node 310 for delivering the spray liquid from the inlet end 1 to the output end 2; each of the output nodes 310 is provided with a valve for controlling the opening and closing of the output node 310. That is, in addition to being connected to the output end 2 at the outlet end of the cooling passage 3, an output node 310 is further provided at the middle section of the cooling passage 3, and the higher the required temperature is, the closer the output node 310 is to the inlet end 1 on the cooling passage 3, the lower the required temperature is, and the closer the output node 310 is to the inlet end 1. The number of output nodes 310 is set as desired.
Set up a plurality of output node 310 like this, because the cooling time that sprays the liquid process in the passageway that output node 310 of different positions corresponds is different, causes the temperature difference of the liquid that sprays in different sections, and the liquid temperature that sprays of output can pass through control flap from this, the output of the liquid that sprays of control different temperatures, the liquid temperature that sprays of nimble control output 2 output.
Namely, the outlet end at the tail end of the cooling channel 3 of the circulating device can reduce the temperature of the spray liquid to 40-60 ℃, the temperature of the spray liquid output by the output node 310 of the part (a certain part in the middle section of the cooling channel 3) through which the spray liquid with the medium and high temperature passes is reduced to 50-70 ℃, namely, the spray liquid with the temperature of 40-60 ℃ is connected to the spray device of the second-stage spray tower 4b through the outlet end at the tail end of the cooling channel 3, and the spray liquid with the temperature of 50-70 ℃ is connected to the spray device of the second-stage spray tower 4b through the pipeline of the output node 310, so that the temperature of the output spray liquid can be selected, and the yellow phosphorus furnace gas in the spray towers with different levels can be correspondingly. This can be achieved by controlling the valve connected to the output node 310 and the valve connected to the outlet end of the cooling passage 3.
Example three:
on the basis of the first or second embodiment, the circulating device for spraying yellow phosphorus furnace gas further comprises a closed second circulating loop which is used for intersecting the first circulating loop at the cooling channel 3 and is used for exchanging heat with the cooling channel 3.
Specifically, the second circulation loop mainly comprises a water cooling tower 5 and a circulation pipe 6;
one end of the circulating pipe 6 is connected with a water outlet of the water cooling tower 5, and the other end is connected with a water inlet of the water cooling tower 5;
the cooling channel 3 is located in a cooling tower 5.
By arranging the second circulation loop which is also closed, a double circulation system is formed, and the condensation of the yellow phosphorus steam and the transfer of the condensation heat are realized and are relatively independent.
The water cooling tower 5 comprises a heat exchange cavity 510 positioned at the upper part and a collecting tank 520 positioned at the lower part;
the cooling channel 3 is located in the heat exchange chamber 510;
the water inlet is positioned above the cooling channel 3;
the water outlet is communicated with the collecting tank 520;
the circulation pipe 6 is provided with a second liquid pump 610 for delivering the fluid from the collecting tank 520 to the heat exchange chamber 510.
The cooling liquid in the water cooling tower 5 is pumped into the circulating pipe 6 by the second liquid pump from the collecting tank 520 below, the cooling liquid flows out from the water inlet and is sprayed to the cooling channel 3, the spraying liquid in the cooling channel 3 is cooled, and the cooling liquid absorbing part of heat in the spraying liquid is collected by the collecting tank 520 again.
Example four:
on the basis of the third embodiment, the cooling channel 3 is a coil distributed along the gravity direction of the heat exchanger to perform heat exchange more fully.
Example five:
on the basis of the above embodiment, the overflow valve 11 is arranged on the sedimentation tank 410 of the circulating device for spraying yellow phosphorus furnace gas, and when the liquid accumulation in the sedimentation tank 410 exceeds a preset value (when the pressure is too large), liquid yellow phosphorus is discharged, so that the liquid level in the sedimentation tank 410 is always kept in the preset value or the preset range.
Specifically, the overflow valve 11 may be disposed at the lower part or the side part of the sedimentation basin 410, or may be disposed at both the lower part and the side part individually.
By adopting the circulating device for spraying the yellow phosphorus furnace gas, a yellow phosphorus furnace gas condensation system which can filter the yellow phosphorus furnace gas and enable the spray liquid on the upper layer of the settled liquid yellow phosphorus to be smoothly recycled can be obtained, and the yellow phosphorus furnace gas condensation system comprises the circulating device for spraying the yellow phosphorus furnace gas and also comprises a dry dust removal device 7 for filtering the yellow phosphorus furnace gas; the exhaust port of the dry dust removal device 7 is used for being communicated with the air inlet of the spraying device.
By arranging the dry dust removal device 7 to filter the yellow phosphorus furnace gas, the filtered yellow phosphorus furnace gas can form cleaner liquid yellow phosphorus after being sprayed.
The dry dust removal device 7 ensures that the dust content of the filtered yellow phosphorus furnace gas is less than or equal to 20mg/Nm3The dust removing device can also be less than or equal to 10mg/Nm3Or less than or equal to 5mg/Nm3The dust removing device can be a dry filtering device with a dry porous inorganic filtering material as a filter element. The dust content of the yellow phosphorus furnace gas is less than or equal to 20mg/Nm3Then, the spraying liquid floating on the liquid yellow phosphorus can be smoothly recycled.
Preferably, a heating device 10 is connected to the air inlet end of the dry dust removing device 7. The heating device can adopt an electric heating device and also can adopt a heat exchange device for outputting heat.
The embodiment also provides a yellow phosphorus furnace gas condensation method which is beneficial to realizing the clean production of yellow phosphorus products in a closed way and enables the spray liquid to be recycled, and the method comprises the following steps:
filtering the yellow phosphorus furnace gas to ensure that the dust content of the yellow phosphorus furnace gas is less than or equal to 20mg/Nm3；
Spraying and cooling the filtered yellow phosphorus furnace gas to enable the yellow phosphorus furnace gas to form liquid yellow phosphorus and a water phase;
and extracting the water phase part to be used as cooling water for spraying the filtered yellow phosphorus furnace gas.
By adopting the method, the cyclic utilization of the spraying liquid can be realized in the yellow phosphorus spraying process, and the clean production is realized.
Specifically, clean furnace gas (dust content less than or equal to 20 mg/Nm) is obtained after the furnace gas of the electric heating yellow phosphorus electric furnace is dedusted by a dry filtering device with a dry porous inorganic filtering material as a filter element3) The furnace gas enters into the sprayAnd in the tower 4, the spray water is used for condensing and cooling in the spray tower 4, so that the gaseous phosphorus steam is converted into liquid yellow phosphorus. Because the dust content of the furnace gas is low, liquid yellow phosphorus and a water phase are formed after spraying. After the condensed water is settled by the spray tower 4, the clear water on the upper layer is pumped into the coil-shaped cooling channel 3 in the water cooling tower 5 by a pump, indirect heat exchange is carried out in the water cooling tower 5, the spray liquid after heat exchange enters the spray tower 4 through the output node 310 in temperature intervals, and the circulating cooling of the spray tower 4 is realized. The water cooling tower 5 is cooled by self-circulation.
The contents of the present invention have been explained above. Those skilled in the art will be able to implement the invention based on these teachings. All other embodiments, which can be derived by a person skilled in the art from the above description without inventive step, shall fall within the scope of protection of the present invention.
Claims (10)
1. A circulating device for yellow phosphorus burner gas sprays, dispose in the yellow phosphorus burner gas condensing system that carries out dry process dust removal to yellow phosphorus burner gas during the use, its characterized in that, this circulating device includes:
the inlet end is communicated with a component for collecting the liquid yellow phosphorus settled in the spray tower and is used for pumping out the spray liquid on the upper layer of the liquid yellow phosphorus;
the output end is used for being communicated with a spraying device of the spraying tower and conveying spraying liquid to the spraying device in the spraying tower;
the inlet end is communicated with the output end through a cooling channel for cooling the spraying liquid and is used for conveying the spraying liquid pumped out from the inlet end to the output end;
the inlet end, the cooling channel and the output end are used for forming a first closed circulation loop with the spray tower.
2. The circulating device for yellow phosphorus furnace gas spraying of claim 1, characterized in that:
the spray tower comprises a first-stage spray tower and a second-stage spray tower which are sequentially connected in series on the flow path of the yellow phosphorus furnace gas;
the first stage spray tower is communicated with a part of the cooling channel through which the higher temperature spray liquid passes through a pipeline with a valve;
and the second-stage spray tower is communicated with a part of the cooling channel through which the low-temperature spray liquid passes through by a pipeline with a valve.
3. The circulating device for yellow phosphorus furnace gas spraying of claim 1, characterized in that:
the circulating device for spraying the yellow phosphorus furnace gas further comprises a closed second circulating loop which is used for intersecting the first circulating loop at the cooling channel, and the second circulating loop is used for exchanging heat with the cooling channel.
4. The circulating device for yellow phosphorus furnace gas spraying of claim 3, characterized in that:
the second circulation loop mainly comprises a water cooling tower and a circulation pipe;
one end of the circulating pipe is connected with a water outlet of the water cooling tower, and the other end of the circulating pipe is connected with a water inlet of the water cooling tower;
the cooling channel is positioned in the water cooling tower.
5. The circulating device for yellow phosphorus furnace gas spraying of claim 4, characterized in that:
the water cooling tower comprises a heat exchange cavity positioned above and a collecting tank positioned below;
the cooling channel is positioned in the heat exchange cavity;
the water inlet is positioned above the cooling channel;
the water outlet is communicated with the collecting tank;
and the circulating pipe is provided with a circulating pump for conveying the collecting pond to the heat exchange cavity.
6. The circulating device for yellow phosphorus furnace gas spraying of claim 5, characterized in that:
and the cooling channels are distributed along the gravity direction of the heat exchanger.
7. The yellow phosphorus furnace gas condensation system is characterized by comprising the circulating device for spraying yellow phosphorus furnace gas as claimed in any one of claims 1 to 6, and further comprising a dry dust removal device for filtering the yellow phosphorus furnace gas; the exhaust port of the dry dust removal device is communicated with the air inlet of the spray device;
the dry dust removal device ensures that the dust content of the filtered yellow phosphorus furnace gas is less than or equal to 20mg/Nm3The dust removing device of (1); or the dry dust removal device ensures that the dust content of the filtered yellow phosphorus furnace gas is less than or equal to 10mg/Nm3The dust removing device of (1); or the dry dust removal device ensures that the dust content of the filtered yellow phosphorus furnace gas is less than or equal to 5mg/Nm3The dust removing device.
8. The yellow phosphorus furnace gas condensation system of claim 7, wherein the dry dust removal device is a dust removal device for intercepting and removing dust by a filter element.
9. The yellow phosphorus furnace gas condensation system of claim 7, wherein a heating device is connected to the gas inlet end of the dry dust removal device.
10. The yellow phosphorus furnace gas condensation method is characterized by comprising the following steps:
filtering the yellow phosphorus furnace gas to ensure that the dust content of the yellow phosphorus furnace gas is less than or equal to 20mg/Nm3；
Spraying and cooling the filtered yellow phosphorus furnace gas to enable the yellow phosphorus furnace gas to form liquid yellow phosphorus and a water phase;
and extracting the water phase part to be used as cooling water for spraying the filtered yellow phosphorus furnace gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065135.1A CN111056541A (en) | 2020-01-20 | 2020-01-20 | Circulating device for spraying yellow phosphorus furnace gas, yellow phosphorus furnace gas condensation system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010065135.1A CN111056541A (en) | 2020-01-20 | 2020-01-20 | Circulating device for spraying yellow phosphorus furnace gas, yellow phosphorus furnace gas condensation system and method |
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| CN111056541A true CN111056541A (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010065135.1A Pending CN111056541A (en) | 2020-01-20 | 2020-01-20 | Circulating device for spraying yellow phosphorus furnace gas, yellow phosphorus furnace gas condensation system and method |
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| CN (1) | CN111056541A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367124A (en) * | 2021-12-31 | 2022-04-19 | 云南澄江志成磷业化工有限责任公司 | Yellow phosphorus furnace gas treatment equipment and method |
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| DE634949C (en) * | 1932-10-25 | 1936-09-07 | Metallgesellschaft Akt Ges | Separation of phosphorus from gases |
| CN1814547A (en) * | 2006-03-06 | 2006-08-09 | 云南阳光基业能源科技有限公司 | Electric furnace method yellow phosphorus tail gas residual heat comprehensive balance utilizing system |
| CN104276549A (en) * | 2014-09-29 | 2015-01-14 | 武汉工程大学 | Low-impurity yellow phosphorus production method based on yellow phosphorus production technological process control |
| CN104944394A (en) * | 2015-06-19 | 2015-09-30 | 成都易态科技有限公司 | Yellow phosphorus preparation process and system using same |
| CN211896044U (en) * | 2020-01-20 | 2020-11-10 | 成都易态科技有限公司 | Circulating device for spraying yellow phosphorus furnace gas and yellow phosphorus furnace gas condensation system |
-
2020
- 2020-01-20 CN CN202010065135.1A patent/CN111056541A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE634949C (en) * | 1932-10-25 | 1936-09-07 | Metallgesellschaft Akt Ges | Separation of phosphorus from gases |
| CN1814547A (en) * | 2006-03-06 | 2006-08-09 | 云南阳光基业能源科技有限公司 | Electric furnace method yellow phosphorus tail gas residual heat comprehensive balance utilizing system |
| CN104276549A (en) * | 2014-09-29 | 2015-01-14 | 武汉工程大学 | Low-impurity yellow phosphorus production method based on yellow phosphorus production technological process control |
| CN104944394A (en) * | 2015-06-19 | 2015-09-30 | 成都易态科技有限公司 | Yellow phosphorus preparation process and system using same |
| CN211896044U (en) * | 2020-01-20 | 2020-11-10 | 成都易态科技有限公司 | Circulating device for spraying yellow phosphorus furnace gas and yellow phosphorus furnace gas condensation system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367124A (en) * | 2021-12-31 | 2022-04-19 | 云南澄江志成磷业化工有限责任公司 | Yellow phosphorus furnace gas treatment equipment and method |
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