CN208839375U - 一种scr脱硝尿素热解炉成套工艺装置 - Google Patents
一种scr脱硝尿素热解炉成套工艺装置 Download PDFInfo
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- CN208839375U CN208839375U CN201821494064.1U CN201821494064U CN208839375U CN 208839375 U CN208839375 U CN 208839375U CN 201821494064 U CN201821494064 U CN 201821494064U CN 208839375 U CN208839375 U CN 208839375U
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- Prior art keywords
- urea
- urea liquid
- pyrolysis
- pyrolysis oven
- pyrolysis furnace
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 47
- 239000004202 carbamide Substances 0.000 title claims abstract description 47
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 15
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 50
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000002347 injection Methods 0.000 claims abstract description 10
- 239000007924 injection Substances 0.000 claims abstract description 10
- 238000000889 atomisation Methods 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000002425 crystallisation Methods 0.000 abstract description 3
- 230000008025 crystallization Effects 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000007921 spray Substances 0.000 abstract description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 230000007062 hydrolysis Effects 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- 229910001868 water Inorganic materials 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- PPBAJDRXASKAGH-UHFFFAOYSA-N azane;urea Chemical compound N.NC(N)=O PPBAJDRXASKAGH-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000008237 rinsing water Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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CN201821494064.1U CN208839375U (zh) | 2018-09-13 | 2018-09-13 | 一种scr脱硝尿素热解炉成套工艺装置 |
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CN201821494064.1U CN208839375U (zh) | 2018-09-13 | 2018-09-13 | 一种scr脱硝尿素热解炉成套工艺装置 |
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CN208839375U true CN208839375U (zh) | 2019-05-10 |
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CN201821494064.1U Active CN208839375U (zh) | 2018-09-13 | 2018-09-13 | 一种scr脱硝尿素热解炉成套工艺装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113713610A (zh) * | 2021-09-14 | 2021-11-30 | 南京中电环保科技有限公司 | 一种适用于燃煤电厂的高效节能型脱硝改造方法 |
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2018
- 2018-09-13 CN CN201821494064.1U patent/CN208839375U/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113713610A (zh) * | 2021-09-14 | 2021-11-30 | 南京中电环保科技有限公司 | 一种适用于燃煤电厂的高效节能型脱硝改造方法 |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A complete process unit of SCR denitration urea pyrolysis furnace Effective date of registration: 20221212 Granted publication date: 20190510 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN BEST ENVIRONMENT EQUIPMENT Co.,Ltd. Registration number: Y2022980026415 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Date of cancellation: 20240103 Granted publication date: 20190510 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN BEST ENVIRONMENT EQUIPMENT Co.,Ltd. Registration number: Y2022980026415 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A complete set of process equipment for SCR denitrification urea pyrolysis furnace Granted publication date: 20190510 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN BEST ENVIRONMENT EQUIPMENT Co.,Ltd. Registration number: Y2024980001872 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |