Coal Analyzer Performance
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The world leader in serving science Coal Analyzer Performance
description
Coal Analyzer Performance. Coal analyzer performance. The performance of the coal analyzer is dependent on a number of site specific variables such as: Range of quality that will be seen Belt loading Time period used for analysis Reference system the analyzer is compared to. - PowerPoint PPT Presentation
Transcript of Coal Analyzer Performance
The world leader in serving science
Coal Analyzer Performance
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Coal analyzer performance
The performance of the coal analyzer is dependent on a number of site specific variables such as:• Range of quality that will be seen• Belt loading• Time period used for analysis• Reference system the analyzer is compared to
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CQM Performance example
Suflur
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0.0 0.2 0.4 0.6 0.8 1.0
CQM
La
b
CQM Precision: 0.025
Ash
6.0
7.0
8.0
9.0
10.0
11.0
12.0
6.0 7.0 8.0 9.0 10.0 11.0 12.0
CQM
La
b
CQM Precision: 0.204
One-hour Comparisons
Sulfur
As reported data
As reported data
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ECA performance example
As Received Ash
7.00
8.00
9.00
10.00
11.00
12.00
13.00
14.00
15.00
16.00
7.00 8.00 9.00 10.00 11.00 12.00 13.00 14.00 15.00 16.00
ECa
LAB
Standard Error = 0.54
As Received Sulfur
0.60
0.70
0.80
0.90
1.00
1.10
1.20
1.30
1.40
1.50
0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 1.50
ECa
LA
B
Standard Error = 0.050
ECA 1000 on a 42-inch clean coal conveyor belt.
As reported data
As reported data
Two-hour Comparisons
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Analyzer Comparison
1.55 1.6 1.65 1.7 1.75 1.8 1.85 1.9 1.95 2 2.050
0.5
1
1.5
2
2.5
3
3.5
4
4.5
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Control Variable
Pro
ba
bili
ty
CQM: Setpoint = 1.831812C: Setpoint = 1.82ECA: Setpoint = 1.80
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Thermo Coal Analyzer typical guarantees
ASTM CQM Typical ECA typical
Reproducibility* Guarantee Guarantee
(1 sigma) (1 sigma) (1 sigma)
Total Moisture
less than 5% Total Moisture 0.15 0.50** 0.75**
5% or greater Total Moisture 0.25 0.50** 0.75**
As Received Ash
8% M & 8% dry ash 0.273 0.35 0.60
8% M & 16% dry ash 0.483 0.50 0.75
As Received Sulfur
Average sulfur = 1.50% 0.078 0.035 0.07
Average Sulfur = 2.25% 0.111 0.05 0.08
* ASTM reproducibility considers laboratory precision only – does not include sample collection precision.
** Thermo will pass through the moisture guarantee of the Moisture Meter Manufacturer
Range will also effect the guarantee offered. Guarantees above are for typical shipment ranges.
