Table 3.
Mixed gas test.
| Gas Composition | True Concentration |
Measurement Concentration | Deviation (%) |
|---|---|---|---|
| C3H8(ppm) | 500 | 644 | 2.88 |
| CO2(%) | 1 | 0.89 | −0.55 |
| CO(%) | 1 | 0.95 | −0.36 |
| C3H8(ppm) | 980 | 1033 | 1.06 |
| CO2(%) | 6 | 5.69 | −1.55 |
| CO(%) | 2 | 1.68 | −2.29 |
| C3H8(ppm) | 1000 | 1098 | 1.96 |
| CO2(%) | 1.2 | 1.12 | −0.40 |
| CO(%) | 1 | 0.90 | −0.71 |
| C3H8(ppm) | 1500 | 1584 | 1.68 |
| CO2(%) | 1 | 0.95 | −0.25 |
| CO(%) | 2 | 1.70 | −2.14 |
| C3H8(ppm) | 2000 | 2084 | 1.68 |
| CO2(%) | 2 | 1.93 | −0.35 |
| CO(%) | 2 | 1.81 | −1.36 |
| C3H8(ppm) | 2500 | 2653 | 3.06 |
| CO2(%) | 0.70 | 0.67 | −0.15 |
| CO(%) | 1 | 0.81 | −1.36 |
| C3H8(ppm) | 3000 | 3024 | 0.48 |
| CO2(%) | 0.70 | 0.60 | −0.50 |
| CO(%) | 2 | 1.89 | −0.79 |