CN215196260U - Urea direct injection SNCR and SCR combined denitration process device - Google Patents
Urea direct injection SNCR and SCR combined denitration process device Download PDFInfo
- Publication number
- CN215196260U CN215196260U CN202023141159.5U CN202023141159U CN215196260U CN 215196260 U CN215196260 U CN 215196260U CN 202023141159 U CN202023141159 U CN 202023141159U CN 215196260 U CN215196260 U CN 215196260U
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- Prior art keywords
- liquid catalyst
- urea
- urea solution
- denitration
- scr
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- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 239000004202 carbamide Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000002347 injection Methods 0.000 title claims description 6
- 239000007924 injection Substances 0.000 title claims description 6
- 239000003054 catalyst Substances 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 239000000243 solution Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000012895 dilution Substances 0.000 claims abstract description 5
- 238000010790 dilution Methods 0.000 claims abstract description 5
- 239000012530 fluid Substances 0.000 claims description 2
- 239000011259 mixed solution Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 238000010531 catalytic reduction reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202023141159.5U CN215196260U (en) | 2020-12-23 | 2020-12-23 | Urea direct injection SNCR and SCR combined denitration process device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202023141159.5U CN215196260U (en) | 2020-12-23 | 2020-12-23 | Urea direct injection SNCR and SCR combined denitration process device |
Publications (1)
Publication Number | Publication Date |
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CN215196260U true CN215196260U (en) | 2021-12-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202023141159.5U Active CN215196260U (en) | 2020-12-23 | 2020-12-23 | Urea direct injection SNCR and SCR combined denitration process device |
Country Status (1)
Country | Link |
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CN (1) | CN215196260U (en) |
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2020
- 2020-12-23 CN CN202023141159.5U patent/CN215196260U/en active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force 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 urea direct injection SNCR and SCR combined denitration process unit Effective date of registration: 20221212 Granted publication date: 20211217 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN BEST ENVIRONMENT EQUIPMENT Co.,Ltd. Registration number: Y2022980026415 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20240103 Granted publication date: 20211217 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN BEST ENVIRONMENT EQUIPMENT Co.,Ltd. Registration number: Y2022980026415 |
|
PE01 | Entry into force 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 urea direct injection SNCR and SCR combined denitrification process device Granted publication date: 20211217 Pledgee: Dalian Branch of Shanghai Pudong Development Bank Co.,Ltd. Pledgor: DALIAN BEST ENVIRONMENT EQUIPMENT Co.,Ltd. Registration number: Y2024980001872 |