NOx_CLD_305400-Noxy_CVO
GB12L_CVO_AQD_Nox
operational
🔬 chemiluminescence detector
🏭 Air Quality Design
📦 Air Quality Design custom build
S/N 305400-Noxy
📌
21.11157/jp871-tv222
▶ Description
Chemiluminescence detector operated at the observatory platform Cape Verde Atmospheric Observatory to perform in-situ measurements of nitrogen oxides (NOx).
▶ 🔧 Inlet System
| Operated in atmospheric simulation chamber | ✗ |
| Measurement height above ground | 7.5 m |
| Measurement height above building | 5.7 m |
| Distance from VOC inlet | 0.0 m |
| Distance from ozone inlet | 0.0 m |
| Inlet tube material | 13 m of 40 mm diameter heated glass folllowed by 2 m 1/4" PTFE |
| Residence time | 3.3 s |
| Humidity/Temperature control | Nafion dryer |
| Inlet line heating | ✓ |
| Inlet line temperature | 40.0 °C |
| Filter inlet material | PTFE (Teflon) |
| Inlet filter mesh size | 1.2 µm |
▶ ⇄ Converter
| Type | Photolytic |
| Converter manufacturer | undefined |
| Converter serial number | Standalone custom quartz tube PLC |
| Duration of stay in converter or bypass line | 1.0 s |
| Duration of stay in converter | 1.0 s |
▶ 📐 Calibration
| Gas standard concentration | 5.17 µmol/mol |
| Zero air | Zero Air generator |
| Zero air manufacturer | Ecophysics |
| Zero air model | Ecophysics PAG003 |
NO Calibration
| Type | Spiking |
| Automation | Automatic |
| Frequency | 61.0 hours |
| NO calibrator manufacturer | Air Quality Design |
| NO calibrator model | Air Quality Design CLD |
| NO calibrator serial number | 305400-Noxy |
NO Certificates (1)
Name: Air Liquide_NOx_2023_CVO
Supplier: Other
Cylinder: D855645
Valid: 2023-05-19 → 2028-05-18
NO₂ Calibration
| Type | GPT |
| Automation | Automatic |
| Frequency | 61.0 hours |
| NO₂ calibrator manufacturer | Air Quality Design |
| NO₂ calibrator model | Air Quality Design CLD |
| NO₂ calibrator serial number | 305400-Noxy |
NO₂ Certificates (1)
Name: Air Liquide_NOx_2023_CVO
Supplier: Other
Cylinder: D855645
Valid: 2023-05-19 → 2028-05-18
▶ 📏 Auxiliary Measurements
| Role | Type | Manufacturer | Model | Serial number |
|---|---|---|---|---|
| Ozone instrument | ultra-violet absorption detector | Thermo Fisher Scientific | Thermo 49i | S/N 1152780003 |
| Meteorology instrument | – | Campbell Scientific | Campbell Scientific custom built | – |
▶ 📋 Measurement QA/QC
| Instrument log book | Electronic |
| Checklist | 1.0 days |
▶ ✅ Data QA/QC
| Time series analysis of calibrations | ✓ |
| Time series analysis of compound ratios | ✗ |
| @VOC@ | ✗ |
▶ 📤 Data Submission
| Database | Submission interval |
|---|---|
| ACTRIS | 1.0 years |
| CEDA | 1.0 years |
▶ 👤 Operators
| Operator | Level |
|---|---|
| 0000-0003-4493-4086 | scientist |