Analysis of lower calorific values and waste residence times in a waste incineration plant

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Bibliographic data

Copyright year: 2022
ISBN-Online: 978-3-95900-780-1
Publisher: TEWISS, Garbsen
Series: Berichte aus dem IKW
Volume: 01/2022
Language: German
Pages: 172
Product type: Book Titles

ChapterPages

1. List of Figures No access
2. List of Tables No access
3. Nomenclature No access
1. 1.1 Waste incineration in Germany No access
2. 1.2 Optimisation of waste incineration process control No access
3. 1.3 Aims and scope No access
1. 1. Derivation of the lower calorific value No access
  2. Analysis and impact of the lower calorific value fluctuation No access
2. 1. Small-scale grates with model bed material No access
  2. Small-scale grates with municipal solid waste No access
  3. Full-scale grates with municipal solid waste and incineration No access
  4. Rotary kilns No access
3. 2.3 Research gap and approach of this work No access
1. 3.1 Conservation of mass and energy No access
2. 3.2 Lower calorific value No access
3. 3.3 Ideal gas law and ideal gas mixtures No access
1. 1. Continuous random variable No access
  2. Probability distribution functions No access
  3. Moments of the population No access
  4. Estimators based on samples No access
2. 1. Normal distribution No access
  2. 2-distribution No access
  3. t-distribution No access
  4. F-distribution No access
3. 1. Hypothesis test and p-value No access
  2. One-sample t-test for population mean No access
  3. F-test for joint hypotheses No access
  4. Goldfeld-Quandt test for homoscedasticity No access
  5. Durbin-Watson test for autocorrelation No access
  6. D'Agostino-Pearson test for normality No access
4. 4.4 Correlation analysis No access
5. 1. Regression model No access
  2. Model assessment No access
  3. Regression assumptions No access
6. 1. Sliding window approach No access
  2. Non-stationarity ratio test for stationarity No access
  3. Reverse arrangement test for stationarity and trends No access
  4. Integration ratio for change quantification No access
  5. Outlier detection No access
7. 4.7 Propagation of uncertainties No access
1. 1. Waste bunker and feeding system No access
  2. Combustion chamber with forward acting grate No access
  3. Deslagger and slag bunker No access
  4. Fuel-air-flue gas system of steam generator No access
  5. Waster-steam-cycle No access
  6. Flue gas treatment, fan and chimney No access
2. 5.2 Measuring equipment and its uncertainties No access
3. 1. Data unification No access
  2. Data filter No access
1. 1. Computation using mass balance No access
  2. Computation using crane scale No access
  3. Results of waste mass flow rate No access
2. 1. Computation using energy balance No access
  2. Results of lower calorific value No access
3. 6.3 Waste density factor No access
1. 7.1 Approach of assessment No access
2. 1. Stationarity analysis using non-stationarity ratio test No access
  2. Trend analysis using reverse arrangement test No access
  3. Discussion of optimal time interval No access
3. 1. Integration ratio analysis No access
  2. Definition of rapid fluctuations No access
  3. Application of definition to test data No access
1. 8.1 Definition of waste residence times No access
2. 1. Experimental set-up No access
  2. Validation experiment No access
  3. Results of residence time experiments No access
  4. Comparison with residence times in the literature No access
3. 1. Analysis technique No access
  2. Feeding system residence time No access
  3. Grate residence time No access
  4. Total residence time No access
9. Conclusion No access Pages 131 - 132
Bibliography No access Pages 133 - 146
1. Primary air and secondary air No access
2. SNCR No access
3. Soot blower No access
4. Auxiliary fire No access
5. Flue gas No access
6. Ash and unburned material No access
1. Primary and secondary air No access
2. SNCR No access
3. Water and steam flows No access
4. Auxiliary firing No access
5. Flue gas No access
6. Ash No access
7. Unburned material No access
8. Losses due to convection and radiation No access
Measured waste residence times and operation data No access Pages 159 - 162
1. Feeding system residence time No access
2. Grate residence time No access
3. Total residence time No access