RefineryData: Reflux and tray level in a refinery

In Data2LD: Functional Data Analysis with Linear Differential Equations

Description

194 observations on reflux and "tray 47 level" in a distallation column in an oil refinery.

Usage

  RefineryData

Format

A data.frame with the following components:

• Time: observation time 0:193

• Tray.level: reflux flow centered on the mean of the first 60 observations

• Valve.setting: tray 47 level centered on the mean of the first 60 observations

Source

Ramsay, James O., and Silverman, Bernard W. (2005), Functional Data Analysis, 2nd ed., Springer, New York, p. 4, Figure 1.4, and chapter 17.

Examples

#  input the data
TimeData <- RefineryData[,1]
TrayData <- RefineryData[,2]
ValvData <- RefineryData[,3]
#  plot the data
par(mfrow=c(2,1))
plot(TimeData, TrayData, type="p") 
lines(c(67,67), c(0,4.0), type="l")
plot(TimeData, ValvData, type="p")
lines(c(67,67), c(0,0.5), type="l")

Example output

Loading required package: fda
Loading required package: splines
Loading required package: Matrix
Loading required package: fds
Loading required package: rainbow
Loading required package: MASS
Loading required package: pcaPP
Loading required package: RCurl

Attaching package: ‘fda’

The following object is masked from ‘package:graphics’:

    matplot

Loading required package: deSolve
Loading required package: knitr
Loading required package: rmarkdown

Data2LD documentation built on Aug. 6, 2020, 1:08 a.m.