## 5 Experimental Results and Discussion
### Real-World Application: Circulating Fluidized Bed Boiler
\begin{table}
\begin{tabular}{c c c} \hline
**Variable** & **Description** & **Unit** \\ \hline \(x_{24}\) & Pressure of lower supply cyclone (sensor A) & mmHg\({}_{2}\)O \\ \(x_{25}\) & Pressure of lower supply cyclone (sensor B) & mmHg\({}_{2}\)O \\ \(x_{26}\) & Pressure of middle place cyclone & mmHg\({}_{2}\)O \\ \(x_{27}\) & Pressure of middle place furnace & mmHg\({}_{2}\)O \\ \(x_{28}\) & Pressure of lower place furnace & mmHg\({}_{2}\)O \\ \(x_{29}\) & Steam pressure of selective catalytic reduction & mmHg\({}_{2}\)O \\ \(x_{30}\) & Pressure of air pre-heater & mmHg\({}_{2}\)O \\ \(x_{31}\) & Pressure of air pre-heater and dry reactor & mmHg\({}_{2}\)O \\ \(x_{32}\) & Pressure of dry reactor and bag filter & mmHg\({}_{2}\)O \\ \(x_{33}\) & difference pressure between dry reactor and bag filter & mmHg\({}_{2}\)O \\ \(x_{34}\) & Pressure of upper place combustion & mmHg\({}_{2}\)O \\ \(x_{35}\) & Pressure of selective catalytic reduction terminal & mmHg\({}_{2}\)O \\ \(x_{36}\) & Difference pressure between feedwater pipe 1 & mmHg\({}_{2}\)O \\ \(x_{37}\) & Inter temperature of feedwater pipe 1 (sensor A) & \({}^{\circ}\)C \\ \(x_{38}\) & Inter temperature of feedwater pipe 1 (sensor B) & \({}^{\circ}\)C \\ \(x_{39}\) & Inter temperature of feedwater pipe 2 (sensor A) & \({}^{\circ}\)C \\ \(x_{30}\) & Inter temperature of feedwater pipe 2 (sensor B) & \({}^{\circ}\)C \\ \(x_{41}\) & Outlet temperature of feedwater pipe 1 & \({}^{\circ}\)C \\ \(x_{42}\) & Outlet temperature of feedwater pipe 2 & \({}^{\circ}\)C \\ \(x_{43}\) & Inter temperature inlet of fluidized bed material supply & \({}^{\circ}\)C \\ \(x_{44}\) & Inter temperature inlet of lower place furnace (sensor A) & \({}^{\circ}\)C \\ \(x_{45}\) & Inter temperature inlet of lower place furnace (sensor B) & \({}^{\circ}\)C \\ \(x_{46}\) & Inter temperature inlet of middle place furnace (sensor A) & \({}^{\circ}\)C \\ \(x_{47}\) & Inter temperature inlet of middle place furnace (sensor B) & \({}^{\circ}\)C \\ \(x_{48}\) & Outlet temperature inlet of cyclone and boiler & \({}^{\circ}\)C \\ \(x_{49}\) & Inter temperature inlet of upper place furnace & \({}^{\circ}\)C \\ \(x_{50}\) & Outlet temperature of upper place furnace & \({}^{\circ}\)C \\ \(x_{51}\) & Inter temperature inlet of furnace 2-1 & \({}^{\circ}\)C \\ \(x_{52}\) & Inter temperature inlet of cyclone and boiler front-end & \({}^{\circ}\)C \\ \(x_{53}\) & Inter temperature inlet of cyclone and boiler terminal & \({}^{\circ}\)C \\ \(x_{54}\) & Inter temperature inlet of slot superheater & \({}^{\circ}\)C \\ \(x_{55}\) & Inter temperature inlet of slot superheater & \({}^{\circ}\)C \\ \(x_{56}\) & Inter temperature inlet of slot superheater & \({}^{\circ}\)C \\ \(x_{57}\) & Inter temperature inlet of slot superheater & \({}^{\circ}\)C \\ \(x_{58}\) & Outlet temperature of upper place boiler & \({}^{\circ}\)C \\ \(x_{59}\) & Inter temperature of cyclone fluidized bed material supply & \({}^{\circ}\)C \\ \(x_{40}\) & Inter temperature of dry reactor and bag filter & \({}^{\circ}\)C \\ \(x_{51}\) & Inter temperature of velocity catstyle reduction and stack gas recovery & \({}^{\circ}\)C \\ \(x_{52}\) & Inter temperature of stack gas recovery and combustor & \({}^{\circ}\)C \\ \(x_{53}\) & Inter temperature of feedwater pipe 1 & \({}^{\circ}\)C \\ \(x_{54}\) & Inter temperature of feedwater pipe 2 & \({}^{\circ}\)C \\ \(x_{55}\) & Outlet temperature of dry reactor front-end & \({}^{\circ}\)C \\ \(x_{46}\) & Outlet temperature of air pre-heater terminal & \({}^{\circ}\)C \\ \(x_{57}\) & Difference of temperature 2 nd and 1 st superheater & \({}^{\circ}\)C \\ \(x_{68}\) & Difference of temperature 1 st S/H and 2 nd economizer & \({}^{\circ}\)C \\ \(x_{69}\) & Difference of temperature 1 st and 2 nd economizer & \({}^{\circ}\)C \\ \(x_{70}\) & Difference of temperature 1 st superheater and new economizer & \({}^{\circ}\)C \\ \(x_{71}\) & Difference of temperature between the new economizer and bag filter & \({}^{\circ}\)C \\ \(x_{72}\) & Difference of temperature cyclone and boiler & \({}^{\circ}\)C \\ \(x_{73}\) & Amount of O\({}_{2}\) in economizer & \% \\ \(x_{74}\) & Inlet output of feedwater pipe 1 & \% \\ \(x_{75}\) & Outlet output of feedwater pipe 2 & \% \\ \(x_{76}\) & Output of feedwater ratio (sensor A) & \% \\ \(x_{77}\) & Output of feedwater ratio (sensor B) & \% \\ \(x_{78}\) & Output of steam ratio (sensor A) & \% \\ \(x_{79}\) & Output of steam ratio (sensor B) & \% \\ \(x_{80}\) & Output of steam ratio (sensor C) & \% \\ \(x_{81}\) & Amount of H\({}_{2}\)O & \% \\ \(x_{82}\) & Inlet pressure of feedwater pipe 2 & mmHg\({}_{2}\)O \\ \(x_{83}\) & Difference pressure outlet between feedwater pipe 2 & mmHg\({}_{2}\)O \\ \(x_{84}\) & Steam flow of air pre-heater and dry reactor & mmHg\({}_{2}\)O \\ \(x_{85}\) & Difference of pressure furnace and top of cyclone & mmHg\({}_{2}\)O \\ \(x_{86}\) & Difference of pressure 2 nd and 1 st superheater & mmHg\({}_{2}\)O \\ \(x_{87}\) & Difference of pressure 1 st superheater and 2 nd economizer & mmHg\({}_{2}\)O \\ \(x_{88}\) & Difference of pressure 2 nd and 1 st economizer & mmHg\({}_{2}\)O \\ \(x_{89}\) & Difference of pressure of 1 st and new economizer & mmHg\({}_{2}\)O \\ \(x_{90}\) & Difference of pressure of new economizer & mmHg\({}_{2}\)O \\ \(x_{91}\) & Metering bin an outlet conveyor & rpm \\ \(x_{92}\) & Steam flow of feedwater pipe 1 & t/h \\ \hline \end{tabular}
\end{table}