electricalnetwork: electric network symbols
In diagram: Functions for Visualising Simple Graphs (Networks), Plotting Flow Diagrams
Description
Usage
Arguments
Details
Note
Author(s)
See Also
Examples
Description
Adds a resistor, capacitator, node, amplifier, ... to a diagrom
Usage
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en.Resistor (mid, width = 0.05, length = 0.1, lab = NULL, pos = 0,
dtext = 0., vert = TRUE, ...)
en.Capacitator (mid, width = 0.025, length = 0.1, lab = NULL,
pos = 2.5, dtext = 0.04, vert = TRUE, ...)
en.Transistor (mid, gate, drain, source, r = 0.05, lab = NULL,
pos = 0, dtext = 0, ...)
en.Node(mid, cex = 1, lab = NULL, pos = 2.5, dtext = 0.025, ...)
en.Amplifier(mid, r = 0.05, lab = NULL, pos = 0, dtext = 0, ...)
en.Signal(mid, r = 0.03, lab = NULL, pos = 0, dtext = 0.025, ...)
en.Ground(mid, width = 0.075, length = 0.1, n = 4, dx = 0.2, ...)
enResistor(...)
Arguments
mid
midpoint (x,y) of the symbol.
width
width of the symbol.
length
length of the symbol.
lab
one label to be added in the symbol.
pos
position of the label in the symbol; 1 = below; 2 = left;
3 = upper, 4 = right; 1.5 = below-left, ...
dtext
shift in x- and/or y-direction for the text
vert
if TRUE then vertically arranged
gate
position (x,y) of the gate terminal of the en.Transistor.
drain
position (x,y) of the drain terminal of the en.Transistor.
source
position (x,y) of the source terminal of the en.Transistor.
r
radius of en.Signal and en.Amplifier
cex
size of node pch (en.Node)
n
number of horizontal lines in (en.Ground)
dx
size reduction of horizontal lines in (en.Ground)
...
other arguments passed to functions.
Details
Created for drawing the electrical network in the book
Soetaert Karline, Jeff Cash and Francesca Mazzia. Solving differential
equations in R. Springer.
Note
enResistor is synonymous for en.Resistor
(to trick the builder in adding this help file to the package)
Author(s)
Karline Soetaert <karline.soetaert@nioz.nl>.
See Also
textdiamond, textellipse, textempty,
texthexa, textmulti, textplain,
textround
Examples
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## =============================================================================
## en.Capacitator
## =============================================================================
emptyplot(main = "en.Capacitator")
straightarrow(c(0.5, 0.9), c(0.5, 0.1),
arr.pos = 0.3, arr.length = 0.25, arr.type = "triangle")
en.Capacitator(c(0.5, 0.5), width = 0.075, length = 0.5, vert = TRUE)
text(0.4, 0.65, "i", font = 3, cex = 2)
straightarrow(c(0.8, 0.3), c(0.8, 0.77), arr.pos = 1,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
text(0.925, 0.65, "v", font = 3, cex = 2)
text(0.15, 0.5, "C", font = 3, cex = 2)
box(col = "grey")
## =============================================================================
## en.Resistor
## =============================================================================
emptyplot(main = "en.Resistor")
straightarrow(c(0.5, 0.9), c(0.5, 0.1), arr.pos = 0.2,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
text(0.4, 0.85, "i", font = 3, cex = 2)
en.Resistor(c(0.5, 0.5), width = 0.25, length = 0.35 )
straightarrow(c(0.8, 0.3), c(0.8, 0.77), arr.pos = 1,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
text(0.925, 0.65, "v", font = 3, cex = 2)
text(0.5, 0.5, "R", font = 3, cex = 2)
box(col = "grey")
## =============================================================================
## en.Signal
## =============================================================================
emptyplot(main = "voltage source, en.Signal")
lines(c(0.5, 0.5), c(0.1, 0.9))
en.Signal(c(0.5, 0.5), r = 0.15)
straightarrow(c(0.8, 0.3), c(0.8, 0.77), arr.pos = 1,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
text(0.925, 0.65, "v", font = 3, cex = 2)
box(col = "grey")
## =============================================================================
## en.Ground
## =============================================================================
emptyplot(main = "en.Ground")
straightarrow(c(0.5, 0.7), c(0.5, 0.25), arr.pos = 1.0,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
en.Ground(c(0.5, 0.65), width = 0.25, length = 0.35 )
box(col = "grey")
## =============================================================================
## en.Node
## =============================================================================
emptyplot(main = "en.Node")
rect(0.2, 0.2, 0.8, 0.8)
en.Node(c(0.2, 0.2), lab = "N1" , pos = 1.5)
en.Node(c(0.2, 0.8), lab = "N2" , pos = 2.5)
en.Node(c(0.8, 0.8), lab = "N3" , pos = 3.5)
en.Node(c(0.8, 0.2), lab = "N2" , pos = 4.5)
box(col = "grey")
## =============================================================================
## en.Amplifier example
## =============================================================================
emptyplot(main = "en.Amplifier")
en.Amplifier(c(0.5, 0.5), r = 0.15)
box(col = "grey")
## =============================================================================
## en.Transistor example
## =============================================================================
emptyplot(main = "enTransistor")
gate <- c(0.1, 0.5)
mid <- c(0.5, 0.5)
drain <- c(0.9, 0.9)
source <- c(0.9, 0.1)
en.Transistor(mid = mid, gate = gate, drain = drain,
source = source, r = 0.15)
text(0.2, 0.4, "Gate", font = 3)
text(0.8, 0.9, "Drain", font = 3, adj = 1)
text(0.8, 0.1, "Source", font = 3, adj = 1)
box(col = "grey")
## =============================================================================
## position of text examples
## =============================================================================
mf <- par (mfrow = c(2, 2))
openplotmat(main = "pos")
segments(0, 0.5, 1, 0.5)
for (i in 4:0)
en.Resistor( mid = c(0.5, 0.5), width = 0.25, length = 0.25,
lab = i, pos = i, dtext = 0.2)
openplotmat(main = "pos")
segments(0, 0.5, 1, 0.5)
for (i in 1:4)
en.Resistor( mid = c(0.5, 0.5), width = 0.25, length = 0.25,
lab = i+0.5, pos = i+0.5, dtext = 0.25)
openplotmat(main = "vert = TRUE")
segments(0.5, 0, 0.5, 1)
for (i in 1:4)
en.Resistor( mid = c(0.5, i/5), width = 0.075, length = 0.125,
lab = substitute(R[i], list(i = i) ))
openplotmat(main = "vert = FALSE")
segments(0, 0.5, 1, 0.5)
for (i in 1:4)
en.Resistor( mid = c(i/5, 0.5), width = 0.075, length = 0.125,
lab = substitute(R[i], list(i = i) ), vert = FALSE)
par(mfrow = mf)
## =============================================================================
## A small transistor example
## =============================================================================
par(lwd = 1.5)
par(mar = c(0, 0, 2, 0))
emptyplot(main = "transistor Amplifier",
ylim = c(-0.1, 1), xlim = c(-0.1, 1.1),
asp = FALSE)
x1 <- 0; x2 <- 0.2; x3 <- 0.4; x4 <- 0.6; x5 <- 0.8; x6 <- 1;
y1 <- 0.05; y2 <- 0.4; y3 <- 0.5; y4 <- 0.6; y5 <- 0.95
x23 <- (x2 + x3)/2
x56 <- (x5 + x6)/2
lines(c(x2, x6, x6, x2, x2, x1, x1, x23, x3, x3),
c(y1, y1, y5, y5, y1, y1, y3, y3, y4, y5))
lines(c(x3, x3),
c(y2, y1))
lines(c(x3, x4, x4),
c(y2, y2, y1))
lines(c(x3, x5, x5),
c(y4, y4, y1))
en.Transistor(mid = c(x23, y3), gate = c(x2, y3),
drain = c(x3,y4), source = c(x3,y2), r = 0.035)
en.Signal(c(x1, 0.2), lab = expression("U"["in"]))
en.Signal(c(x6, y2), lab = expression("U"["b"]))
straightarrow(c(x1 - 0.05, 0.23), c(x1 - 0.05, 0.17),
arr.pos =1, arr.type = "triangle", lwd = 1)
straightarrow(c(x6 + 0.05, y2 + 0.03), c(x6 + 0.05, y2 - 0.03),
arr.pos = 1, arr.type = "triangle", lwd = 1)
en.Node(c(x1, y3), lab = "u1")
en.Node(c(x2, y3), lab = "u2")
en.Node(c(x3, y2), lab = "u3", pos = 1.5)
en.Node(c(x3, y4), lab = "u4", pos = 2.5)
en.Node(c(x5, y4), lab = "u5")
en.Capacitator(c(0.5*(x1 + x2),y3), lab = "C1", vert = FALSE)
en.Capacitator(c(x4, y4), lab = "C3", vert = FALSE)
en.Capacitator(c(x4, 0.5*(y1+y2)), lab = "C2", vert = TRUE)
en.Resistor(c(x1, y2), lab = "R0")
en.Resistor(c(x2, 0.5*(y1+y2)), lab = "R1")
en.Resistor(c(x2, 0.5*(y4+y5)), lab = "R2")
en.Resistor(c(x3, 0.5*(y4+y5)), lab = "R4")
en.Resistor(c(x3, 0.5*(y1+y2)), lab = "R3")
en.Resistor(c(x5, 0.5*(y1+y2)), lab = "R5")
en.Ground(c(1.0, 0.05))
diagram documentation built on Oct. 23, 2020, 5:46 p.m.
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Description Usage Arguments Details Note Author(s) See Also Examples
Description
Adds a resistor, capacitator, node, amplifier, ... to a diagrom
Usage
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 | en.Resistor (mid, width = 0.05, length = 0.1, lab = NULL, pos = 0,
dtext = 0., vert = TRUE, ...)
en.Capacitator (mid, width = 0.025, length = 0.1, lab = NULL,
pos = 2.5, dtext = 0.04, vert = TRUE, ...)
en.Transistor (mid, gate, drain, source, r = 0.05, lab = NULL,
pos = 0, dtext = 0, ...)
en.Node(mid, cex = 1, lab = NULL, pos = 2.5, dtext = 0.025, ...)
en.Amplifier(mid, r = 0.05, lab = NULL, pos = 0, dtext = 0, ...)
en.Signal(mid, r = 0.03, lab = NULL, pos = 0, dtext = 0.025, ...)
en.Ground(mid, width = 0.075, length = 0.1, n = 4, dx = 0.2, ...)
enResistor(...)
|
Arguments
mid |
midpoint (x,y) of the symbol. |
width |
width of the symbol. |
length |
length of the symbol. |
lab |
one label to be added in the symbol. |
pos |
position of the label in the symbol; 1 = below; 2 = left; 3 = upper, 4 = right; 1.5 = below-left, ... |
dtext |
shift in x- and/or y-direction for the text |
vert |
if |
gate |
position (x,y) of the gate terminal of the |
drain |
position (x,y) of the drain terminal of the |
source |
position (x,y) of the source terminal of the |
r |
radius of |
cex |
size of node pch ( |
n |
number of horizontal lines in ( |
dx |
size reduction of horizontal lines in ( |
... |
other arguments passed to functions. |
Details
Created for drawing the electrical network in the book Soetaert Karline, Jeff Cash and Francesca Mazzia. Solving differential equations in R. Springer.
Note
enResistor is synonymous for en.Resistor (to trick the builder in adding this help file to the package)
Author(s)
Karline Soetaert <karline.soetaert@nioz.nl>.
See Also
textdiamond, textellipse, textempty,
texthexa, textmulti, textplain,
textround
Examples
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 | ## =============================================================================
## en.Capacitator
## =============================================================================
emptyplot(main = "en.Capacitator")
straightarrow(c(0.5, 0.9), c(0.5, 0.1),
arr.pos = 0.3, arr.length = 0.25, arr.type = "triangle")
en.Capacitator(c(0.5, 0.5), width = 0.075, length = 0.5, vert = TRUE)
text(0.4, 0.65, "i", font = 3, cex = 2)
straightarrow(c(0.8, 0.3), c(0.8, 0.77), arr.pos = 1,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
text(0.925, 0.65, "v", font = 3, cex = 2)
text(0.15, 0.5, "C", font = 3, cex = 2)
box(col = "grey")
## =============================================================================
## en.Resistor
## =============================================================================
emptyplot(main = "en.Resistor")
straightarrow(c(0.5, 0.9), c(0.5, 0.1), arr.pos = 0.2,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
text(0.4, 0.85, "i", font = 3, cex = 2)
en.Resistor(c(0.5, 0.5), width = 0.25, length = 0.35 )
straightarrow(c(0.8, 0.3), c(0.8, 0.77), arr.pos = 1,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
text(0.925, 0.65, "v", font = 3, cex = 2)
text(0.5, 0.5, "R", font = 3, cex = 2)
box(col = "grey")
## =============================================================================
## en.Signal
## =============================================================================
emptyplot(main = "voltage source, en.Signal")
lines(c(0.5, 0.5), c(0.1, 0.9))
en.Signal(c(0.5, 0.5), r = 0.15)
straightarrow(c(0.8, 0.3), c(0.8, 0.77), arr.pos = 1,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
text(0.925, 0.65, "v", font = 3, cex = 2)
box(col = "grey")
## =============================================================================
## en.Ground
## =============================================================================
emptyplot(main = "en.Ground")
straightarrow(c(0.5, 0.7), c(0.5, 0.25), arr.pos = 1.0,
arr.length = 0.25, arr.type = "triangle", lwd = 1)
en.Ground(c(0.5, 0.65), width = 0.25, length = 0.35 )
box(col = "grey")
## =============================================================================
## en.Node
## =============================================================================
emptyplot(main = "en.Node")
rect(0.2, 0.2, 0.8, 0.8)
en.Node(c(0.2, 0.2), lab = "N1" , pos = 1.5)
en.Node(c(0.2, 0.8), lab = "N2" , pos = 2.5)
en.Node(c(0.8, 0.8), lab = "N3" , pos = 3.5)
en.Node(c(0.8, 0.2), lab = "N2" , pos = 4.5)
box(col = "grey")
## =============================================================================
## en.Amplifier example
## =============================================================================
emptyplot(main = "en.Amplifier")
en.Amplifier(c(0.5, 0.5), r = 0.15)
box(col = "grey")
## =============================================================================
## en.Transistor example
## =============================================================================
emptyplot(main = "enTransistor")
gate <- c(0.1, 0.5)
mid <- c(0.5, 0.5)
drain <- c(0.9, 0.9)
source <- c(0.9, 0.1)
en.Transistor(mid = mid, gate = gate, drain = drain,
source = source, r = 0.15)
text(0.2, 0.4, "Gate", font = 3)
text(0.8, 0.9, "Drain", font = 3, adj = 1)
text(0.8, 0.1, "Source", font = 3, adj = 1)
box(col = "grey")
## =============================================================================
## position of text examples
## =============================================================================
mf <- par (mfrow = c(2, 2))
openplotmat(main = "pos")
segments(0, 0.5, 1, 0.5)
for (i in 4:0)
en.Resistor( mid = c(0.5, 0.5), width = 0.25, length = 0.25,
lab = i, pos = i, dtext = 0.2)
openplotmat(main = "pos")
segments(0, 0.5, 1, 0.5)
for (i in 1:4)
en.Resistor( mid = c(0.5, 0.5), width = 0.25, length = 0.25,
lab = i+0.5, pos = i+0.5, dtext = 0.25)
openplotmat(main = "vert = TRUE")
segments(0.5, 0, 0.5, 1)
for (i in 1:4)
en.Resistor( mid = c(0.5, i/5), width = 0.075, length = 0.125,
lab = substitute(R[i], list(i = i) ))
openplotmat(main = "vert = FALSE")
segments(0, 0.5, 1, 0.5)
for (i in 1:4)
en.Resistor( mid = c(i/5, 0.5), width = 0.075, length = 0.125,
lab = substitute(R[i], list(i = i) ), vert = FALSE)
par(mfrow = mf)
## =============================================================================
## A small transistor example
## =============================================================================
par(lwd = 1.5)
par(mar = c(0, 0, 2, 0))
emptyplot(main = "transistor Amplifier",
ylim = c(-0.1, 1), xlim = c(-0.1, 1.1),
asp = FALSE)
x1 <- 0; x2 <- 0.2; x3 <- 0.4; x4 <- 0.6; x5 <- 0.8; x6 <- 1;
y1 <- 0.05; y2 <- 0.4; y3 <- 0.5; y4 <- 0.6; y5 <- 0.95
x23 <- (x2 + x3)/2
x56 <- (x5 + x6)/2
lines(c(x2, x6, x6, x2, x2, x1, x1, x23, x3, x3),
c(y1, y1, y5, y5, y1, y1, y3, y3, y4, y5))
lines(c(x3, x3),
c(y2, y1))
lines(c(x3, x4, x4),
c(y2, y2, y1))
lines(c(x3, x5, x5),
c(y4, y4, y1))
en.Transistor(mid = c(x23, y3), gate = c(x2, y3),
drain = c(x3,y4), source = c(x3,y2), r = 0.035)
en.Signal(c(x1, 0.2), lab = expression("U"["in"]))
en.Signal(c(x6, y2), lab = expression("U"["b"]))
straightarrow(c(x1 - 0.05, 0.23), c(x1 - 0.05, 0.17),
arr.pos =1, arr.type = "triangle", lwd = 1)
straightarrow(c(x6 + 0.05, y2 + 0.03), c(x6 + 0.05, y2 - 0.03),
arr.pos = 1, arr.type = "triangle", lwd = 1)
en.Node(c(x1, y3), lab = "u1")
en.Node(c(x2, y3), lab = "u2")
en.Node(c(x3, y2), lab = "u3", pos = 1.5)
en.Node(c(x3, y4), lab = "u4", pos = 2.5)
en.Node(c(x5, y4), lab = "u5")
en.Capacitator(c(0.5*(x1 + x2),y3), lab = "C1", vert = FALSE)
en.Capacitator(c(x4, y4), lab = "C3", vert = FALSE)
en.Capacitator(c(x4, 0.5*(y1+y2)), lab = "C2", vert = TRUE)
en.Resistor(c(x1, y2), lab = "R0")
en.Resistor(c(x2, 0.5*(y1+y2)), lab = "R1")
en.Resistor(c(x2, 0.5*(y4+y5)), lab = "R2")
en.Resistor(c(x3, 0.5*(y4+y5)), lab = "R4")
en.Resistor(c(x3, 0.5*(y1+y2)), lab = "R3")
en.Resistor(c(x5, 0.5*(y1+y2)), lab = "R5")
en.Ground(c(1.0, 0.05))
|
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