- DL/T5210.2-2009电力建设施工质量验收及评价规程第2部分：锅炉机组（英文版）
- 中国电力企业
- 771字
- 2025-02-14 17:30:39
4.11 Erection of Denitrification Fication Equipment
4.11.1 Certification of pressure decay test of denitrification flue gas system and reactors.
1 Scope：certification of pressure decay test of denitrification flue gas system and reactors.
2 Certification of pressure decay test of denitrification flue gas system and reactors shall meet the requirements of Table 4.6.2.
4.11.2 Erection of catalyst layer trusses.
1 Scope：erection of catalyst layer trusses of denitrification device.
2 Quality criteria and inspection methods are shown in Table 4.11.2.
Table 4.11.2 Erection of catalyst layer trusses
Table 4.11.2（Continued）
4.11.3 Erection of catalyst and seals.
1 Scope：inspection and erection of catalyst modules and catalyst seals in denitrification devices.
2 Quality criteria and inspection methods are shown in Table 4.11.3.
Table 4.11.3 Erection of catalyst and seals
Table 4.11.3（Continued）
4.11.4 Erection record of catalyst modules.
1 Scope：erection of catalyst modules.Table 4.11.4 shall be used in sampling inspection after erection.
2 The record shall meet the requirements of Table 4.11.4.
Table 4.11.4 Erection record of catalyst modules
4.11.5 Certification of catalyst erection and concealing.
1 Scope：erection of catalyst modules.
2 The certification shall meet the requirements of Table 4.11.5.
Table 4.11.5 Certification of catalyst erection and concealing
4.11.6 Inspection and erection of reductant storage tank.
1 Scope：inspection and erection of reductant storage tank.
2 Quality criteria and inspection methods are shown in Table 4.11.6.
Table4.11.6 Inspection and erection of reductant storage tank
Table 4.11.6（Continued）
Table 4.11.6（Continued）
Note：a—L represents the length of the reductant storage tank.
4.11.7 Inspection and erection of internal devices of reductant storage tank.
1 Scope：erection of the reductant storage tank internal devices.
2 Quality criteria and inspection methods are shown in Table 4.11.7.
Table 4.11.7 Inspection and erection of internal devices of reductant storage tank
Table 4.11.7（Continued）
4.11.8 Inspection and erection of reductant heater body.
1 Scope：inspection and erection reductant heater body.
2 Quality criteria and inspection methods are shown in Table 4.11.8.
Table 4.11.8 Inspection and erection of reductant heater body
Table 4.11.8（Continued）
Note：L—represents the length of the reductant heater body.
4.11.9 Reductant preparation and butt joint of transportation pipes.
1 Scope：reductant preparation and butt joints of transportation pipes in denitrification devices.
2 Quality criteria and inspection methods are shown in Table 4.11.9.
Table 4.11.9 Reductant preparation and butt joint of transportation pipes
4.11.10 Certification of hydrostatic test of reductant storage tank.
1 Scope：certification of hydrostatic test of reductant storage tank.
2 Certification of hydrostatic test of reductant storage tank shall meet the requirements of Table 4.11.10.
Table 4.11.10 Certification of hydrostatic test of reductant storage tank
4.11.11 Certification of reductant pipe hydrostatic test.
1 Scope：Certification of hydrostatic test of reductant pipes.
2 Certification of hydrostatic test of reductant pipes shall meet the requirements of Table 4.11.11.
Table 4.11.11 Certification of reductant pipe hydrostatic test
4.11.12 Certification of reductant storage and transportation pipe leak test.
1 Scope：certification of leak test of reductant storage and transportation pipes.
2 Certification of leak test of reductant storage and transportation pipes shall meet the requirements of Table 4.11.12.
Table 4.11.12 Certification of reductant storage and transportation pipe leak test
4.11.13 Certification of reductant preparation and blowing transportation pipes.
1 Scope：certification of reductant preparation and blowing transportation pipes.
2 Certification of the blowing of reductant preparation and transportation pipes shall meet the requirements of Table 4.11.13.
Table 4.11.13 Certification of reductant preparation and blowing transportation pipes
4.11.14 Certification of nitrogen replacement.
1 Scope：certification of nitrogen replacement.
2 Certification of the nitrogen replacement shall meet the requirements of Table 4.11.14.
Table 4.11.14 Certification of nitrogen replacement
4.11.15 Erection of static mixer（AIG）.
1 Scope：inspection and erection of static mixer（AIG）in denitrification devices.
2 Quality criteria and inspection methods are shown in Table 4.11.15.
Table 4.11.15 Erection of static mixer（AIG）
Table 4.11.15（Continued）
Table 4.11.15（Continued）
4.11.16 Implementation checklist of mandatory provisions of subsection project of reductant preparation and storage system.
1 Scope：implementation inspection of mandatory provisions of the subsection project of reductant preparation and storage system.
2 The implementation of mandatory provisions shall meet the requirements of Table 4.11.16.
Table 4.11.16 Implementation checklist of mandatory provisions of subsection project of reductant preparation and storage system
Table 4.11.16（Continued）
Note：Contents in this Table may be added or deleted properly according to actual situations.