I
nte
rna
t
io
na
l J
o
urna
l o
f
E
lect
rica
l a
nd
Co
m
p
ute
r
E
ng
in
ee
ring
(
I
J
E
CE
)
Vo
l.
10
,
No
.
6
,
Decem
b
er
2
0
2
0
,
p
p
.
6
3
8
9
~
6
3
9
8
I
SS
N:
2088
-
8708
,
DOI
: 1
0
.
1
1
5
9
1
/
i
j
ec
e
.
v
10
i
6
.
pp
6
3
8
9
-
6
3
9
8
6389
J
o
ur
na
l ho
m
ep
a
g
e
:
h
ttp
:
//ij
ec
e.
ia
esco
r
e.
co
m/in
d
ex
.
p
h
p
/I
JE
C
E
Auto
m
a
ted
s
m
a
r
t
hydro
po
nics sy
ste
m
using
int
erne
t
of t
hi
ng
s
Ra
v
i La
ks
h
m
a
na
n,
M
o
ha
m
e
d Dj
a
m
a
,
Sa
t
his
h K
u
m
a
r
Sel
v
a
peru
m
a
l,
Ra
ed
A
bd
ul
la
F
a
c
u
lt
y
o
f
Co
m
p
u
ti
n
g
,
E
n
g
in
e
e
rin
g
a
n
d
T
e
c
h
n
o
l
o
g
y
,
A
sia
P
a
c
if
ic
Un
iv
e
rsit
y
o
f
Tec
h
n
o
lo
g
y
a
n
d
In
n
o
v
a
ti
o
n
(A
P
U)
,
T
e
c
h
n
o
lo
g
y
P
a
rk
M
a
la
y
sia
,
M
a
la
y
sia
Art
icle
I
nfo
AB
ST
RAC
T
A
r
ticle
his
to
r
y:
R
ec
eiv
ed
Feb
2
2
,
2
0
2
0
R
ev
i
s
ed
Ma
y
2
7
,
2
0
2
0
A
cc
ep
ted
J
u
n
1
7
,
2
0
2
0
T
h
is
p
a
p
e
r
p
re
se
n
ts
a
d
e
sig
n
a
n
d
im
p
le
m
e
n
tatio
n
o
f
a
n
a
u
t
o
m
a
ted
sm
a
rt
h
y
d
ro
p
o
n
ics
sy
ste
m
u
sin
g
in
tern
e
t
o
f
th
in
g
s.
T
h
e
c
h
a
ll
e
n
g
e
s
to
b
e
so
lv
e
d
w
it
h
th
is
sy
st
e
m
a
re
th
e
in
c
re
a
si
n
g
f
o
o
d
d
e
m
a
n
d
in
t
h
e
w
o
rld
,
t
h
e
n
e
e
d
o
f
m
a
rk
e
t
o
f
n
e
w
su
sta
in
a
b
le
m
e
th
o
d
o
f
f
a
r
m
in
g
u
sin
g
th
e
In
tern
e
t
o
f
T
h
in
g
s.
T
h
e
d
e
sig
n
w
a
s
i
m
p
le
m
e
n
ted
u
sin
g
No
d
e
M
c
u
,
No
d
e
Re
d
,
M
QT
T
a
n
d
se
n
so
rs
th
a
t
w
e
r
e
c
h
o
se
n
d
u
rin
g
c
o
m
p
o
n
e
n
t
se
lec
ti
o
n
b
a
se
d
o
n
re
q
u
ire
d
p
a
ra
m
e
ters
a
n
d
se
n
d
i
n
g
it
t
o
th
e
c
lo
u
d
to
m
o
n
it
o
r
a
n
d
b
e
p
ro
c
e
ss
e
d
.
In
v
e
stig
a
ti
o
n
o
n
p
re
v
i
o
u
s
w
o
rk
s
d
o
n
e
a
n
d
a
re
v
ie
w
o
f
In
tern
e
t
o
f
T
h
in
g
s
a
n
d
H
y
d
ro
p
o
n
ic
sy
ste
m
s
w
e
r
e
d
o
n
e
.
F
irst
th
e
p
ro
to
ty
p
e
w
a
s
c
o
n
stru
c
te
d
,
p
ro
g
ra
m
m
e
d
a
n
d
tes
ted
,
a
s
w
e
ll
a
s
se
n
so
rs
d
a
ta
b
e
tw
e
e
n
two
d
if
fe
re
n
t
e
n
v
iro
n
m
e
n
ts
w
e
re
ta
k
e
n
a
n
d
m
o
n
it
o
re
d
o
n
c
lo
u
d
-
b
a
se
d
w
e
b
p
a
g
e
w
it
h
m
o
b
il
e
a
p
p
li
c
a
ti
o
n
.
M
o
re
o
v
e
r,
a
b
o
t
h
a
s
b
e
e
n
in
tr
o
d
u
c
e
d
to
c
o
n
tro
l
th
e
su
p
p
ly
c
h
a
in
a
n
d
f
o
r
n
o
ti
f
ica
ti
o
n
p
u
rp
o
se
s.
T
h
e
sy
st
e
m
i
m
p
ro
v
e
d
it
s
p
e
rf
o
r
m
a
n
c
e
a
n
d
a
ll
o
w
s
it
t
o
s
u
c
c
e
ss
f
u
ll
y
a
c
h
iev
e
th
e
a
im
o
f
th
e
e
n
ti
re
s
y
ste
m
i
m
p
le
m
e
n
ted
.
T
h
e
re
a
re
s
o
m
e
li
m
it
a
ti
o
n
s
w
h
ich
c
a
n
b
e
imp
ro
v
e
d
a
s
f
u
tu
re
w
o
rk
su
c
h
a
s
in
c
lu
d
in
g
d
a
ta
sc
i
e
n
c
e
w
it
h
th
e
u
sa
g
e
o
f
th
e
a
rti
f
icia
l
in
telli
g
e
n
c
e
to
f
u
rth
e
r
im
p
ro
v
e
t
h
e
c
ro
p
s
a
n
d
g
e
t
b
e
tt
e
r
o
u
tco
m
e
.
L
a
stl
y
to
d
e
sig
n
e
n
d
u
se
r
p
latf
o
rm
to
e
a
s
e
u
se
r
in
tera
c
ti
o
n
b
y
u
sin
g
a
tt
ra
c
t
iv
e
d
e
sig
n
w
it
h
n
o
tec
h
n
ica
l
c
o
n
f
ig
u
ra
ti
o
n
i
n
v
o
lv
e
d
.
K
ey
w
o
r
d
s
:
Ho
r
ticu
lt
u
r
al
lig
h
ti
n
g
I
n
ter
n
et
o
f
t
h
i
n
g
s
MQ
T
T
NFT
P
C
B
S
m
ar
t
h
y
d
r
o
p
o
n
ics s
y
s
te
m
Co
p
y
rig
h
t
©
2
0
2
0
In
stit
u
te o
f
A
d
v
a
n
c
e
d
E
n
g
i
n
e
e
rin
g
a
n
d
S
c
ien
c
e
.
Al
l
rig
h
ts re
se
rv
e
d
.
C
o
r
r
e
s
p
o
nd
ing
A
uth
o
r
:
R
aed
A
b
d
u
l
la
,
Sch
o
o
l o
f
E
n
g
i
n
ee
r
in
g
,
Asi
a
P
ac
if
ic
U
n
iv
er
s
it
y
o
f
T
ec
h
n
o
lo
g
y
a
n
d
I
n
n
o
v
atio
n
(
A
P
U
)
,
T
ec
h
n
o
lo
g
y
P
ar
k
Ma
la
y
s
ia,
B
u
k
i
t J
alil,
Ku
ala
L
u
m
p
u
r
5
7
0
0
0
,
Ma
lay
s
ia.
E
m
ail:
d
r
.
r
ae
d
@
ap
u
.
ed
u
.
m
y
1.
I
NT
RO
D
UCT
I
O
N
Ag
r
icu
ltu
r
e
i
s
th
e
co
r
n
er
s
to
n
e
o
f
h
u
m
a
n
ci
v
ilizat
io
n
an
d
i
s
r
esp
o
n
s
ib
le
f
o
r
th
e
p
r
o
d
u
ctio
n
o
f
q
u
alit
y
f
o
o
d
f
o
r
th
e
h
u
m
an
p
o
p
u
lat
io
n
[
1
-
4
]
.
T
o
en
s
u
r
e
t
h
e
a
v
ailab
ilit
y
o
f
i
n
e
x
p
en
s
iv
e
a
n
d
q
u
al
it
y
p
r
o
d
u
cts
to
m
ee
t
th
e
i
n
cr
ea
s
i
n
g
f
o
o
d
d
e
m
an
d
,
i
n
ten
s
i
f
icatio
n
o
f
t
h
e
g
r
o
w
i
n
g
p
r
ac
tices
is
n
ec
e
s
s
ar
y
.
B
y
d
e
f
i
n
itio
n
,
h
y
d
r
o
p
o
n
ics
is
s
u
b
s
et
o
f
h
y
d
r
o
cu
l
tu
r
e,
t
h
e
m
e
th
o
d
o
f
g
r
o
w
i
n
g
p
lan
t
s
w
it
h
o
u
t
th
e
u
s
e
o
f
s
o
il,
u
s
i
n
g
m
i
n
er
al
n
u
tr
ie
n
t
s
o
lu
tio
n
s
i
n
a
w
ater
s
o
l
v
en
t [
5
-
9
]
.
As d
e
f
in
ed
,
p
la
n
ts
in
h
y
d
r
o
p
o
n
ics s
y
s
te
m
ar
e
g
r
o
w
n
w
it
h
o
u
t
th
e
u
s
e
o
f
s
o
il.
P
lan
ts
r
ec
eiv
e
al
l t
h
e
ess
e
n
tial
n
u
tr
ie
n
t
s
f
r
o
m
a
n
u
tr
ie
n
t r
ic
h
w
ater
-
b
ased
s
o
l
u
tio
n
,
w
h
er
eb
y
th
e
w
ater
i
s
m
ix
ed
w
it
h
t
h
e
s
p
ec
if
ied
s
o
lu
tio
n
s
f
o
r
th
e
p
lan
t
to
b
e
g
r
o
w
n
.
T
h
er
ef
o
r
e,
th
er
e
ar
e
a
v
ar
iet
y
o
f
h
y
d
r
o
p
o
n
ic
m
et
h
o
d
s
o
r
tech
n
i
q
u
e
in
w
h
ich
p
lan
t
s
ca
n
g
r
o
w
i
n
a
n
o
n
-
s
o
il
m
ed
iu
m
o
r
d
ir
ec
tl
y
i
n
t
h
e
n
u
tr
ien
t r
ic
h
w
a
ter
-
b
ased
s
o
l
u
tio
n
.
T
h
ese
o
p
er
atio
n
s
ar
e
co
n
tr
o
lled
s
y
s
te
m
atica
ll
y
a
n
d
t
h
er
ef
o
r
e
ten
d
to
p
r
o
d
u
ce
h
i
g
h
er
t
h
an
t
r
ad
itio
n
al
f
ar
m
i
n
g
.
Fo
r
th
e
p
ast
co
u
p
le
o
f
y
ea
r
s
th
is
m
et
h
o
d
h
as
b
ee
n
i
m
p
le
m
e
n
t
ed
an
d
u
s
ed
in
u
r
b
an
ar
ea
s
to
i
m
p
r
o
v
e
th
e
ac
ce
s
s
to
a
f
r
esh
f
o
o
d
[
10
,
1
1
]
.
T
h
e
I
n
ter
n
et
o
f
T
h
in
g
s
is
an
e
m
er
g
in
g
to
p
ic
o
f
tech
n
ical,
s
o
c
ial,
an
d
ec
o
n
o
m
ic
s
ig
n
i
f
ica
n
ce
[
1
2
]
.
C
o
n
s
u
m
er
p
r
o
d
u
cts,
d
u
r
ab
le
g
o
o
d
s
,
ca
r
s
an
d
tr
u
ck
s
,
in
d
u
s
tr
ial
a
n
d
u
tili
t
y
co
m
p
o
n
en
ts
,
s
en
s
o
r
s
,
an
d
o
th
er
ev
er
y
d
a
y
o
b
j
ec
ts
ar
e
b
ein
g
co
m
b
in
ed
w
it
h
I
n
ter
n
e
t
co
n
n
ec
t
iv
i
t
y
a
n
d
p
o
w
er
f
u
l
d
ata
an
al
y
t
ic
ca
p
ab
ilit
ies th
at
p
r
o
m
i
s
e
to
tr
an
s
f
o
r
m
t
h
e
w
a
y
w
e
w
o
r
k
,
liv
e,
an
d
p
lay
[
1
3
]
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
10
,
No
.
6
,
Decem
b
er
2020
:
6
3
8
9
-
6
3
9
8
6390
P
r
o
j
ec
tio
n
s
f
o
r
th
e
i
m
p
ac
t
o
f
I
OT
o
n
th
e
I
n
ter
n
e
t
an
d
ec
o
n
o
m
y
ar
e
i
m
p
r
ess
i
v
e,
w
it
h
s
o
m
e
an
ticip
ati
n
g
a
s
m
an
y
as
1
0
0
b
illi
o
n
co
n
n
ec
ted
I
OT
d
ev
ices
an
d
a
g
lo
b
al
ec
o
n
o
m
ic
i
m
p
ac
t
o
f
m
o
r
e
th
a
n
$
1
1
tr
illi
o
n
b
y
2
0
2
5
[
1
4
]
.
A
u
to
m
at
io
n
h
a
s
c
h
an
g
ed
t
h
e
w
a
y
w
e
w
o
r
k
,
li
v
e
a
n
d
m
ak
e
th
i
n
g
s
.
Mo
r
eo
v
er
,
th
er
e
ar
e
a
lo
t
o
f
c
h
allen
g
e
s
i
n
m
ai
n
tai
n
i
n
g
au
to
m
ated
p
r
o
d
u
cts,
w
h
ich
lies
u
n
d
er
th
e
h
i
g
h
co
s
t
an
d
u
p
g
r
ad
in
g
th
o
s
e
p
r
o
d
u
cts
w
ill
m
o
s
tl
y
c
o
s
t
h
i
g
h
p
r
ices
d
ep
en
d
in
g
o
n
t
h
e
p
r
o
d
u
ct
a
n
d
t
h
e
m
a
n
u
f
ac
t
u
r
er
.
T
h
er
ef
o
r
e,
I
OT
w
h
ic
h
i
s
a
n
e
m
er
g
in
g
tec
h
n
o
lo
g
y
m
ig
h
t
s
o
lv
e
s
o
m
e
o
f
th
o
s
e
p
r
o
b
le
m
s
[
1
5
]
.
A
f
e
w
wo
r
k
s
h
av
e
r
ep
o
r
ted
a
m
et
h
o
d
o
lo
g
y
o
n
h
o
w
to
tr
an
s
f
er
th
e
d
ata
f
r
o
m
o
n
e
n
o
d
e
to
an
o
th
er
.
A
s
y
s
te
m
t
h
at
tr
a
n
s
f
er
s
t
h
e
d
ata
u
s
i
n
g
Z
i
g
B
ee
f
r
o
m
s
en
s
o
r
n
o
d
e
h
as
b
ee
n
p
r
o
p
o
s
ed
b
y
[
1
6
-
2
2
]
,
th
u
s
a
r
asp
b
er
r
y
p
i
co
n
n
ec
ted
with
Z
i
g
B
ee
m
o
d
u
le
r
ec
eiv
es
th
e
d
ata
f
r
o
m
t
h
e
s
en
s
o
r
n
o
d
e
an
d
p
as
s
es
it
to
th
e
P
C
n
o
d
e
w
h
er
eb
y
d
ata
is
r
ec
eiv
ed
an
d
p
r
o
ce
s
s
ed
.
An
o
th
er
r
esear
c
h
er
p
r
o
p
o
s
ed
a
m
u
c
h
b
etter
s
y
s
te
m
,
[
2
3
]
th
at
u
s
e
s
f
o
u
r
t
y
p
e
o
f
s
en
s
o
r
s
to
d
etec
t
r
ain
f
all
,
te
m
p
er
atu
r
e,
m
o
is
t
u
r
e
a
n
d
li
g
h
t
t
h
e
n
s
e
n
d
s
to
T
h
in
g
s
p
ea
k
w
h
ic
h
i
s
a
p
aid
clo
u
d
th
at
r
ec
e
iv
es
d
ata
v
ia
MQ
T
T
p
r
o
to
co
l.
C
o
m
m
o
n
l
y
m
o
s
t
o
f
th
e
r
esear
c
h
er
s
h
av
e
p
r
o
p
o
s
ed
s
y
s
te
m
s
th
at
u
tili
ze
s
Z
ig
B
ee
as
co
m
m
u
n
icatio
n
m
ed
iu
m
a
n
d
w
it
h
o
u
t
a
n
y
cl
o
u
d
in
f
r
astru
ct
u
r
e
to
an
al
y
ze
an
d
p
r
o
ce
s
s
d
at
a
an
d
co
n
tr
o
l
ac
tu
ato
r
s
in
r
ea
l
ti
m
e
[
2
4
]
.
R
esear
ch
er
s
i
m
p
l
e
m
en
t
ed
h
y
d
r
o
p
o
n
ics
u
s
i
n
g
elec
tr
o
n
ic
cir
cu
it,
n
u
tr
ie
n
ts
an
d
w
ater
to
b
e
au
to
m
at
icall
y
m
o
n
i
to
r
ed
w
h
ic
h
led
to
h
ig
h
er
p
r
o
d
u
ctiv
it
y
.
I
m
p
le
m
e
n
ted
p
est
d
etec
tio
n
an
d
to
c
o
n
n
ec
t
W
i
-
Fi
m
o
d
u
le
i
n
o
r
d
er
to
au
to
m
ate
t
h
e
s
y
s
te
m
to
b
e
m
o
r
e
f
le
x
ib
le
an
d
y
ield
ed
to
s
av
e
w
ate
r
an
d
f
er
tili
ze
r
s
[
2
5
-
3
1
]
.
T
h
er
e
m
an
y
r
ea
s
o
n
s
th
at
p
u
s
h
u
s
to
g
o
f
o
r
h
y
d
r
o
p
o
n
ics,
s
tar
tin
g
w
i
th
th
e
g
lo
b
al
f
o
o
d
d
e
m
an
d
w
h
ic
h
is
i
n
cr
ea
s
i
n
g
r
ap
id
l
y
a
n
d
ex
p
e
cted
to
b
e
an
y
w
h
er
e
b
et
w
ee
n
5
9
%
to
9
8
%
b
y
2
0
5
0
.
T
h
is
w
i
ll
s
h
ap
e
ag
r
ic
u
lt
u
r
e
m
ar
k
et
a
p
u
t
a
lo
t
o
f
p
r
ess
u
r
e
in
w
a
y
s
w
e
h
a
v
e
n
e
v
er
s
ee
n
b
ef
o
r
e,
w
h
er
eb
y
f
ar
m
er
s
w
o
r
l
d
w
id
e
w
ill
h
a
v
e
to
in
cr
ea
s
e
t
h
eir
cr
o
p
p
r
o
d
u
ctio
n
,
eith
er
b
y
e
n
h
a
n
ci
n
g
a
n
d
i
m
p
r
o
v
in
g
th
e
p
r
o
d
u
ctiv
i
t
y
o
f
t
h
e
ex
is
t
in
g
ag
r
ic
u
lt
u
r
e
lan
d
b
y
f
er
tili
zi
n
g
an
d
ir
r
ig
atio
n
o
r
b
y
in
cr
ea
s
i
n
g
th
e
a
m
o
u
n
t
o
f
ag
r
ic
u
lt
u
r
al
lan
d
.
Seco
n
d
l
y
,
w
a
ter
co
n
s
er
v
atio
n
w
h
ic
h
a
n
in
cr
ea
s
in
g
co
n
ce
r
n
i
n
th
e
s
o
ciet
y
.
I
f
w
e
lo
o
k
at
t
h
e
a
v
er
ag
e
s
o
il
g
ar
d
en
er
u
s
u
al
l
y
ev
er
y
f
e
w
d
a
y
s
,
t
h
e
y
u
s
e
a
g
o
o
d
a
m
o
u
n
t
o
f
w
ater
i
n
to
t
h
eir
s
o
il,
en
s
u
r
in
g
g
o
o
d
p
en
etr
atio
n
i
n
to
th
e
s
o
il
s
o
th
e
p
la
n
ts
r
o
o
ts
ca
n
m
a
k
e
t
h
e
m
o
s
t
o
u
t
o
f
it.
T
h
ir
d
l
y
les
s
p
ets
an
d
d
is
ea
s
es
a
n
d
h
ig
h
er
p
r
o
d
u
ctiv
it
y
w
h
ich
m
ea
n
s
h
ea
lth
ier
th
a
n
th
e
tr
ad
it
io
n
al
f
ar
m
i
n
g
.
T
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
h
er
e
i
s
an
au
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
,
w
h
er
eb
y
t
h
is
s
y
s
t
e
m
w
ill
b
e
ab
le
to
ad
d
an
d
i
m
p
le
m
e
n
t
I
n
ter
n
et
o
f
T
h
in
g
s
co
n
ce
p
t
a
n
d
f
u
n
ctio
n
alit
y
to
th
e
c
u
r
r
en
t
ex
is
ti
n
g
h
y
d
r
o
p
o
n
ic
s
s
y
s
te
m
.
Mo
r
eo
v
er
,
w
it
h
t
h
e
u
s
e
o
f
I
n
ter
n
e
t
o
f
t
h
in
g
s
th
e
s
y
s
te
m
ca
n
b
e
m
o
n
ito
r
ed
an
d
co
n
tr
o
lled
f
r
o
m
an
y
w
h
er
e
v
ia
th
e
i
n
ter
n
et,
t
h
er
ef
o
r
e
p
ar
a
m
eter
s
s
u
c
h
as
w
ate
r
,
p
H
le
v
el,
r
o
o
m
te
m
p
e
r
atu
r
e,
n
u
tr
ie
n
t
r
ic
h
w
ater
-
b
ased
s
o
l
u
tio
n
te
m
p
er
atu
r
e
an
d
r
o
o
m
h
u
m
id
it
y
p
ar
a
m
eter
s
ca
n
b
e
v
ie
w
ed
i
n
r
ea
l
t
i
m
e.
O
n
e
o
f
t
h
e
k
e
y
f
ea
t
u
r
es
o
f
th
i
s
s
y
s
te
m
is
th
e
a
b
ilit
y
to
m
a
k
e
d
ec
is
io
n
an
d
s
e
n
d
co
m
m
an
d
f
r
o
m
a
f
r
ie
n
d
l
y
u
s
er
i
n
ter
f
ac
e
b
a
s
ed
o
n
th
e
s
h
o
w
n
r
ea
l ti
m
e
p
ar
a
m
eter
s
.
2.
P
RO
P
O
SE
D
DE
SI
G
N
M
E
T
H
O
DO
L
O
G
Y
Fig
u
r
e
1
ill
u
s
tr
ates
th
e
m
ai
n
f
l
o
w
c
h
ar
t
o
f
t
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
a
n
d
it
co
n
s
is
t
s
o
f
t
h
r
ee
m
aj
o
r
s
ec
tio
n
s
w
h
ic
h
ar
e
th
e
clie
n
t sid
e,
s
er
v
er
s
id
e
an
d
g
r
ap
h
ical
u
s
er
in
te
r
f
ac
e.
2
.
1
.
Client
s
ide
I
n
o
r
d
er
to
m
o
n
ito
r
r
ea
l
ti
m
e
p
ar
am
e
ter
s
,
t
h
e
clie
n
t
s
id
e
m
u
s
t
s
et
u
p
ac
co
r
d
in
g
l
y
,
t
h
er
ef
o
r
e
th
r
e
e
s
tag
e
s
m
u
s
t
b
e
co
n
s
id
er
ed
.
P
r
o
g
r
a
m
m
i
n
g
t
h
e
m
icr
o
co
n
tr
o
ll
er
w
ith
s
e
n
s
o
r
an
d
ac
tu
ato
r
s
,
in
clu
d
e
t
h
e
in
itiat
in
g
s
ec
tio
n
w
h
er
eb
y
h
y
d
r
o
p
o
n
ics
h
as
b
ee
n
a
n
al
y
ze
d
ac
co
r
d
in
g
l
y
to
o
b
tai
n
t
h
e
r
eq
u
ir
ed
s
en
s
o
r
to
m
ea
s
u
r
e
th
e
d
if
f
er
en
t
p
ar
a
m
eter
s
s
u
c
h
as
th
e
p
H
lev
el,
Hu
m
id
it
y
an
d
te
m
p
er
atu
r
e
o
f
th
e
r
o
o
m
,
tem
p
er
at
u
r
e
lev
el
w
h
e
n
w
ater
i
s
m
i
x
ed
w
it
h
t
h
e
s
o
lu
t
io
n
a
n
d
t
h
e
h
o
r
ticu
lt
u
r
al
lig
h
ti
n
g
to
p
r
o
v
id
e
t
h
e
r
i
g
h
t
il
lu
m
i
n
atio
n
f
o
th
e
p
la
n
t
at
n
i
g
h
t.
Fo
llo
w
ed
u
p
w
it
h
t
h
e
elec
tr
ical
w
ir
i
n
g
f
o
r
th
e
s
y
s
te
m
a
n
d
P
C
B
d
esi
g
n
i
n
g
w
h
er
eb
y
a
f
ter
th
e
p
r
o
g
r
a
m
m
i
n
g
th
e
s
e
n
s
o
r
s
an
d
t
h
e
m
icr
o
co
n
tr
o
ller
to
g
e
th
er
,
all
t
h
e
w
ir
i
n
g
a
n
d
p
o
w
er
s
u
p
p
ly
ar
e
as
s
e
m
b
led
as o
n
e
p
ar
t
w
it
h
5
V,
m
o
r
eo
v
er
t
h
e
u
s
ed
tech
n
iq
u
e
f
o
r
th
e
h
y
d
r
o
p
o
n
ics is
N
u
tr
ie
n
t Fil
m
T
ec
h
n
iq
u
e.
2
.
2
.
Serv
er
s
ide
T
h
e
s
ec
o
n
d
s
tag
e
o
f
t
h
e
s
y
s
te
m
is
to
b
u
ild
t
h
e
s
er
v
er
s
id
e
o
f
t
h
e
s
y
s
te
m
.
T
h
is
m
ai
n
l
y
co
n
s
is
t
s
o
f
t
w
o
p
ar
ts
,
s
ettin
g
t
h
e
MQ
T
T
b
r
o
k
er
s
er
v
er
w
h
ic
h
i
s
u
s
ed
to
tr
an
s
f
er
th
e
d
ata
f
r
o
m
m
icr
o
co
n
tr
o
ller
to
an
y
p
lat
f
o
r
m
th
at
ca
n
r
ea
d
MQ
T
T
d
ata.
I
n
itiall
y
th
i
s
w
a
s
d
o
n
e
to
s
ec
u
r
e
t
h
e
d
ata
an
d
e
n
h
an
ce
th
e
e
f
f
ic
ien
c
y
a
n
d
th
e
r
eliab
ilit
y
o
f
t
h
e
d
ata
s
en
t
an
d
r
ec
eiv
ed
f
r
o
m
an
d
to
th
e
m
icr
o
co
n
tr
o
ller
f
r
o
m
a
n
y
p
o
s
s
ib
le
t
h
ir
d
p
ar
t
y
to
ac
ce
s
s
to
th
e
d
ata.
I
n
o
r
d
er
to
f
u
ll
y
d
ep
lo
y
t
h
e
MQ
T
T
b
r
o
k
er
s
er
v
er
,
h
o
s
t
w
a
s
r
eq
u
ir
ed
t
h
er
ef
o
r
e
a
r
asp
b
er
r
y
p
i
3
h
as
b
ee
n
u
s
ed
as
th
e
h
o
s
t
f
o
r
th
e
s
er
v
er
at
p
o
r
t
1
8
8
3
to
ac
ce
s
s
th
e
m
o
s
q
u
ito
MQ
T
T
b
r
o
k
er
s
er
v
er
au
th
e
n
tica
tio
n
(
u
s
er
n
a
m
e
an
d
p
ass
w
o
r
d
)
.
T
h
is
is
d
o
n
e
to
e
n
s
u
r
e
o
n
l
y
ap
p
r
o
p
r
iate
d
ev
ices
ca
n
b
e
co
n
n
ec
ted
an
d
r
ea
d
an
d
w
r
ite
t
h
r
o
u
g
h
o
u
t
th
e
s
er
v
er
.
T
h
e
s
ec
o
n
d
p
ar
t
o
f
th
e
s
ec
o
n
d
s
tag
e
i
s
t
h
e
s
et
u
p
o
f
th
e
I
n
ter
n
e
t
o
f
T
h
in
g
s
p
latf
o
r
m
.
Ma
n
y
p
lat
f
o
r
m
s
ar
e
a
v
ailab
le
a
n
d
p
r
o
v
id
e
a
w
id
e
v
ar
iet
y
o
f
I
OT
s
er
v
ices,
b
u
t
d
u
e
to
th
e
p
r
ice
th
at
w
ill
b
e
r
eq
u
ir
ed
w
it
h
th
e
ti
m
e
an
d
ac
co
r
d
in
g
to
o
n
e
o
f
th
e
o
b
j
ec
tiv
es
w
h
ich
w
a
s
to
r
ed
u
ce
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8708
A
u
to
ma
ted
s
ma
r
t h
yd
r
o
p
o
n
ics s
ystem
u
s
in
g
in
tern
et
o
f th
in
g
s
(
R
a
vi
La
ksh
ma
n
a
n
)
6391
th
e
co
s
t
o
f
th
e
s
y
s
te
m
,
a
f
r
ee
I
O
T
s
er
v
er
h
as
b
ee
n
d
ep
lo
y
e
d
ca
lled
No
d
eRed
.
A
cc
o
r
d
in
g
to
No
d
eRed
Or
g
,
(
2
0
1
6
)
No
d
eRed
is
a
v
is
u
a
l
t
o
o
l
f
o
r
w
ir
in
g
th
e
I
n
ter
n
et
o
f
T
h
in
g
s
.
No
d
e
-
R
ed
is
a
to
o
l
f
o
r
w
ir
i
n
g
to
g
et
h
er
h
ar
d
w
ar
e
d
e
v
ices
,
A
P
I
s
a
n
d
o
n
li
n
e
s
er
v
ices
in
n
e
w
an
d
in
ter
esti
n
g
w
a
y
s
.
He
n
ce
a
f
ter
d
ep
lo
y
i
n
g
t
h
e
No
d
eRed
s
er
v
er
,
au
t
h
en
t
icati
n
g
i
s
d
o
n
e
to
s
ec
u
r
e
th
e
ac
ce
s
s
to
th
e
s
er
v
er
an
d
p
ass
w
o
r
d
is
e
n
cr
y
p
ted
to
en
s
u
r
e
th
e
m
a
x
i
m
u
m
a
m
o
u
n
t
o
f
s
e
cu
r
it
y
.
Mo
r
eo
v
er
,
th
e
s
ec
o
n
d
s
tag
e
s
er
v
er
s
w
i
ll
r
eq
u
ir
e
h
o
s
tin
g
to
p
r
o
v
id
e
ac
ce
s
s
ib
ilit
y
f
r
o
m
an
y
w
h
er
e
ar
o
u
n
d
th
e
w
o
r
ld
th
er
ef
o
r
e
a
h
o
s
ti
n
g
i
s
r
eq
u
ir
ed
.
Fo
r
th
is
s
y
s
te
m
a
d
y
n
a
m
ic
d
o
m
ai
n
n
a
m
e
w
i
ll b
e
u
s
ed
to
r
er
o
u
te
th
e
tr
af
f
ic
s
to
s
elec
ted
d
o
m
ai
n
n
a
m
e
f
r
o
m
t
h
e
r
asp
b
er
r
y
p
i
h
o
s
t.
2
.
3
.
G
ra
ph
ic
a
l
us
er
inte
rf
a
ce
T
h
e
last
s
tag
e
o
f
t
h
e
s
y
s
te
m
i
s
b
u
ild
i
n
g
a
f
r
ien
d
l
y
g
r
ap
h
ica
l
u
s
er
i
n
ter
f
ac
e
to
d
is
p
la
y
t
h
e
r
ea
l
ti
m
e
d
ata;
th
er
ef
o
r
e,
t
w
o
p
r
o
p
o
s
ed
m
et
h
o
d
o
lo
g
ies
w
ill
b
e
d
is
cu
s
s
ed
h
er
e.
T
h
e
f
ir
s
t
m
et
h
o
d
is
to
b
u
ild
a
g
r
ap
h
ical
u
s
er
i
n
ter
f
ac
e
w
it
h
t
h
e
No
d
eR
ed
its
elf
w
h
ich
d
i
s
p
la
y
s
t
h
e
d
ata
in
w
eb
f
o
r
m
th
at
co
u
ld
b
e
h
o
s
ted
i
n
t
h
e
clo
u
d
w
h
er
e
an
I
OS
m
o
b
ile
ap
p
w
i
ll
b
e
b
u
ilt b
ased
o
n
t
h
at
Gr
ap
h
i
ca
l u
s
er
i
n
ter
f
ac
e
to
p
r
o
v
id
e
e
ase
an
d
ac
ce
s
s
ib
ilit
y
f
o
r
th
e
s
y
s
te
m
ac
r
o
s
s
t
h
e
d
if
f
e
r
en
t
p
latf
o
r
m
s
.
T
h
e
s
ec
o
n
d
s
tag
e
is
o
p
tio
n
al
w
h
ich
w
i
ll
r
eq
u
ir
e
b
u
ild
in
g
e
n
tire
I
OT
s
er
v
er
f
r
o
m
th
e
s
cr
atc
h
u
s
in
g
HT
ML
,
C
SS
a
n
d
j
av
a
s
cr
ip
t
an
d
h
o
s
t
it
in
a
p
r
iv
ate
h
o
s
tin
g
,
w
h
ic
h
w
ill
b
e
d
o
n
e
if
th
e
t
i
m
e
a
n
d
r
eso
u
r
ce
s
allo
w
s
.
Fig
u
r
e
1
.
P
r
o
p
o
s
ed
au
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics s
y
s
te
m
f
lo
w
c
h
ar
t
3.
SYST
E
M
I
M
P
E
M
E
NT
AT
I
O
N
3
.
1
.
O
v
er
a
ll blo
ck
d
i
a
g
ra
m
T
h
e
o
v
er
all
b
l
o
ck
d
iag
r
a
m
s
h
o
w
s
th
e
m
ain
p
ar
ts
an
d
co
m
p
o
n
en
ts
o
f
th
e
s
y
s
te
m
a
n
d
th
e
w
a
y
o
f
co
m
m
u
n
icatio
n
s
b
et
w
ee
n
t
h
e
s
en
s
o
r
s
,
r
ela
y
s
,
P
C
B
,
No
d
e
-
R
ed
,
GUI
,
an
d
t
h
e
m
o
b
ile
ap
p
licatio
n
.
T
h
e
o
v
er
al
l
b
lo
ck
d
iag
r
a
m
s
h
o
w
n
in
Fi
g
u
r
e
2
s
h
o
w
s
t
h
e
m
ai
n
p
ar
ts
o
f
th
e
s
y
s
te
m
an
d
t
h
e
co
m
m
u
n
ica
tio
n
m
ed
iu
m
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
10
,
No
.
6
,
Decem
b
er
2020
:
6
3
8
9
-
6
3
9
8
6392
b
et
w
ee
n
t
h
e
s
o
f
t
w
ar
e
an
d
th
e
h
ar
d
w
ar
e
co
m
p
o
n
e
n
t
s
.
T
h
e
s
y
s
te
m
w
o
r
k
s
b
a
s
ed
o
n
t
h
e
d
ata
ac
q
u
ir
ed
b
y
th
e
s
e
n
s
o
r
s
o
r
b
ased
o
n
t
h
e
c
o
m
m
a
n
d
s
g
i
v
en
b
y
t
h
e
u
s
er
.
T
h
er
e
ar
e
4
s
en
s
o
r
s
w
h
ic
h
ar
e
w
ater
,
te
m
p
er
atu
r
e
s
en
s
o
r
,
p
H
lev
el
s
e
n
s
o
r
,
a
n
d
th
e
r
o
o
m
h
u
m
id
it
y
a
n
d
te
m
p
er
atu
r
e
s
en
s
o
r
.
T
h
ese
s
e
n
s
o
r
s
ar
e
co
n
n
ec
ted
to
th
e
P
C
B
w
h
er
e
t
h
e
d
ata
ac
q
u
ir
ed
b
y
t
h
e
s
en
s
o
r
s
w
ill
b
e
tr
an
s
f
er
r
ed
th
r
o
u
g
h
t
h
e
i
n
ter
n
et
v
ia
t
h
e
M
QT
T
b
r
o
k
er
an
d
th
en
to
th
e
No
d
e
-
r
ed
w
h
er
e
th
e
d
ata
w
ill
b
e
an
al
y
ze
d
a
n
d
b
ased
o
n
th
at
th
e
ac
tio
n
w
i
ll
b
e
tak
en
a
u
to
m
atica
ll
y
.
Fig
u
r
e
2
.
Ov
er
all
b
lo
ck
d
iag
r
a
m
o
f
a
u
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics s
y
s
te
m
T
h
e
GUI
an
d
th
e
m
o
b
ile
ap
p
o
f
t
h
e
s
y
s
te
m
s
h
o
w
s
t
h
e
s
y
s
te
m
s
tat
u
s
an
d
a
ll
t
h
e
r
elate
d
d
ata
ac
q
u
ir
ed
b
y
t
h
e
s
en
s
o
r
s
w
h
er
e
t
h
e
u
s
er
ca
n
tak
e
ac
tio
n
a
n
d
s
en
d
co
m
m
an
d
s
b
ased
o
n
th
a
t
o
r
b
ased
o
n
w
h
at
i
s
n
ee
d
ed
.
So
f
t
w
ar
e
u
s
ed
in
t
h
is
p
r
o
j
ec
t
t
o
d
esig
n
a
n
d
co
n
s
tr
u
c
t
th
e
s
y
s
te
m
b
ef
o
r
e
i
m
p
le
m
e
n
tatio
n
i
s
ex
p
lain
ed
f
u
r
t
h
er
.
Star
tin
g
w
it
h
P
C
B
,
Desig
n
S
p
ar
k
s
o
f
t
w
ar
e
h
as
b
ee
n
u
s
ed
to
d
esig
n
th
e
t
w
o
la
y
er
s
P
C
B
d
esig
n
af
ter
in
itial
h
an
d
s
k
etch
.
Fi
g
u
r
e
3
s
h
o
w
s
th
e
p
o
w
er
la
y
er
,
w
h
er
eb
y
o
n
l
y
n
o
d
e
co
n
n
ec
t
io
n
s
ar
e
d
ir
ec
tl
y
lin
k
e
d
w
ith
MI
C
2
9
3
0
2
W
U1
5
4
3
P
th
at
s
o
lv
es
t
h
e
p
o
w
er
a
n
d
m
a
n
ag
e
it
ac
co
r
d
in
g
l
y
b
et
w
ee
n
t
h
e
m
icr
o
co
n
tr
o
ller
s
,
r
elay
s
,
an
alo
g
u
e
a
n
d
d
ig
ital
n
o
d
es.
Fig
u
r
e
4
ill
u
s
tr
ate
s
t
h
e
d
ig
ital,
an
alo
g
u
e,
I
2
C
a
n
d
P
W
M
w
ir
in
g
b
et
w
ee
n
th
e
m
icr
o
co
n
tr
o
ller
No
d
eM
cu
E
s
p
8
2
6
6
an
d
th
e
en
d
n
o
d
es
.
Fig
u
r
e
3
.
P
o
w
er
l
a
y
er
d
esi
g
n
f
o
r
th
e
P
C
B
Fig
u
r
e
4
.
An
alo
g
u
e
&
d
i
g
ital
l
a
y
er
d
esig
n
f
o
r
th
e
P
C
B
Mo
r
eo
v
er
,
u
ltra
s
o
n
ic
s
e
n
s
o
r
s
w
ith
a
No
d
eM
cu
E
s
p
8
2
6
6
ar
e
d
esig
n
ed
s
ep
ar
atel
y
d
u
e
to
th
e
f
u
n
ctio
n
alit
y
o
f
t
h
at
n
o
d
e.
An
Ultr
aso
n
ic
s
e
n
s
o
r
i
s
a
d
e
v
ice
th
at
ca
n
m
ea
s
u
r
e
th
e
d
is
ta
n
ce
to
a
n
o
b
j
ec
t
b
y
u
s
i
n
g
s
o
u
n
d
w
a
v
es.
I
t
m
ea
s
u
r
es
d
is
ta
n
ce
b
y
s
en
d
i
n
g
o
u
t
a
s
o
u
n
d
w
a
v
e
at
a
s
p
ec
i
f
ic
f
r
eq
u
en
c
y
a
n
d
lis
te
n
i
n
g
f
o
r
th
at
s
o
u
n
d
w
a
v
e
to
b
o
u
n
ce
b
ac
k
f
r
o
m
th
e
o
b
j
ec
t
o
r
o
b
s
tacle
b
y
u
s
i
n
g
m
at
h
e
m
a
tical
f
o
r
m
u
la.
T
h
e
No
d
eM
cu
p
r
o
v
id
e
o
n
l
y
3
.
3
V
th
er
ef
o
r
e
an
alter
n
ati
v
e
s
o
l
u
tio
n
h
a
s
b
ee
n
d
ev
el
o
p
ed
.
B
y
d
ef
au
l
t,
th
e
No
d
eM
cu
in
p
u
t
v
o
lta
g
e
is
5
V
an
d
g
ets
th
e
i
n
p
u
t
i
n
t
wo
w
a
y
s
,
eit
h
er
v
ia
a
USB
o
r
Vin
p
in
.
A
s
s
u
m
i
n
g
a
Y
s
h
ap
e
w
h
er
eb
y
t
h
e
in
p
u
t
v
o
ltag
e
is
e
x
p
ec
ted
to
co
m
e
f
r
o
m
t
h
e
USB
p
o
r
t,
h
en
ce
it’
s
e
x
p
ec
ted
to
h
av
e
5
V
in
th
e
V
in
p
i
n
w
h
ic
h
i
s
u
s
ed
in
th
e
cir
cu
it a
s
s
h
o
w
n
i
n
Fi
g
u
r
e
5
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8708
A
u
to
ma
ted
s
ma
r
t h
yd
r
o
p
o
n
ics s
ystem
u
s
in
g
in
tern
et
o
f th
in
g
s
(
R
a
vi
La
ksh
ma
n
a
n
)
6393
Fig
u
r
e
5
.
No
d
eM
cu
w
it
h
u
ltra
s
o
n
ic
s
e
n
s
o
r
f
o
r
s
to
ck
c
h
ai
n
A
d
d
itio
n
al
l
y
,
t
h
e
o
v
er
all
s
tr
u
ctu
r
e
o
f
th
e
p
r
o
p
o
s
ed
au
to
m
a
ted
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
h
as
b
ee
n
s
k
etc
h
ed
an
d
d
r
a
w
n
w
it
h
So
lid
W
o
r
k
b
ef
o
r
e
b
u
ild
in
g
t
h
e
s
tr
u
ctu
r
e
o
r
th
e
p
r
o
to
ty
p
e.
Fig
u
r
e
6
illu
s
tr
ate
s
th
e
3
D
m
o
d
el
p
r
esen
ted
f
r
o
m
d
if
f
er
e
n
t
v
ie
w
s
.
Star
ti
n
g
w
it
h
th
e
to
p
v
ie
w
w
it
h
t
h
e
ac
tu
al
l
en
g
t
h
a
n
d
w
id
th
o
f
th
e
p
ip
es
an
d
lig
h
t
s
.
Mo
r
eo
v
er
,
en
clo
s
u
r
e
b
o
x
h
as
b
ee
n
ad
d
ed
f
o
r
th
e
P
C
B
f
o
r
m
a
n
y
r
ea
s
o
n
s
,
m
ai
n
l
y
to
av
o
id
an
y
s
h
o
r
t
cir
cu
i
t
f
o
r
th
e
P
C
B
t
h
at
lead
s
to
f
ai
lu
r
e
an
d
b
u
r
n
t
h
e
en
tire
cir
c
u
it.
I
n
ad
d
itio
n
to
s
af
et
y
o
f
t
h
e
u
s
er
s
,
t
h
e
O
m
r
o
n
r
ela
y
is
d
esi
g
n
ed
to
co
n
tr
o
l
2
2
0
V
h
o
r
ticu
lt
u
r
a
l
li
g
h
t
u
s
ed
i
n
th
e
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
to
g
i
v
e
th
e
p
lan
t
w
h
at
t
h
e
y
n
ee
d
f
r
o
m
th
e
s
u
n
.
A
s
t
h
e
in
co
m
i
n
g
2
2
0
V
en
ter
s
th
e
cir
cu
it
t
h
er
e
is
a
h
ig
h
er
r
is
k
o
f
elec
tr
ical
s
h
o
ck
to
th
e
e
n
d
u
s
er
t
h
at
ca
n
lead
t
o
a
d
is
as
tr
o
u
s
o
u
tco
m
e,
t
h
u
s
t
h
e
e
n
cl
o
s
u
r
e
w
as
n
ee
d
ed
.
As
s
h
o
w
n
i
n
Fi
g
u
r
e
7
th
e
So
li
d
W
o
r
k
3
D
d
esig
n
f
o
r
th
e
b
o
x
,
w
it
h
t
h
e
u
s
e
o
f
3
D
p
r
in
ter
,
th
e
d
esig
n
w
as
s
a
v
ed
in
.
ST
L
f
o
r
m
at
an
d
s
liced
w
it
h
c
u
r
a
-
e
n
g
in
e
w
h
ic
h
co
n
v
er
ts
t
h
e
3
D
d
esig
n
i
n
to
p
r
in
ti
n
g
s
tr
u
ct
u
r
es
f
o
r
th
e
3
D
p
r
in
ter
.
Fig
u
r
e
6
.
Au
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics
p
r
o
to
ty
p
e
d
esi
g
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
10
,
No
.
6
,
Decem
b
er
2020
:
6
3
8
9
-
6
3
9
8
6394
Fig
u
r
e
7
.
P
C
B
e
n
clo
s
u
r
e
b
ox
3
.
2
.
Wo
rk
ing
princip
le
T
h
e
w
o
r
k
i
n
g
p
r
in
cip
le
o
f
t
h
e
s
y
s
te
m
i
m
p
le
m
e
n
ted
is
ex
p
lai
n
ed
w
it
h
t
h
e
h
elp
o
f
t
h
e
s
tr
u
ct
u
r
e
s
h
o
wn
in
Fig
u
r
e
8
.
T
h
e
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
w
h
ic
h
co
n
s
is
t
s
o
f
t
h
r
ee
m
aj
o
r
p
ar
ts
I
n
p
u
t
d
ata,
C
lo
u
d
s
er
v
er
(
Mo
n
ito
r
in
g
a
n
d
co
n
tr
o
lli
n
g
)
an
d
Ou
tp
u
t
d
ata.
Star
ti
n
g
w
i
th
th
e
i
n
p
u
t
d
ata,
as
I
OT
s
tan
d
s
f
o
r
th
e
i
n
ter
n
et
o
f
th
i
n
g
s
,
b
asical
l
y
a
g
r
o
u
p
o
f
th
i
n
g
s
m
o
r
e
s
p
ec
i
f
icall
y
t
h
e
s
e
n
s
o
r
s
co
m
m
u
n
icate
w
it
h
ea
c
h
o
t
h
er
v
ia
a
n
et
w
o
r
k
,
th
u
s
a
g
r
o
u
p
o
f
s
en
s
o
r
s
i
s
r
eq
u
ir
ed
to
m
ak
e
u
p
t
h
e
I
OT
s
y
s
te
m
.
T
h
e
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
co
n
s
i
s
ts
o
f
v
ar
iet
y
o
f
s
en
s
o
r
th
at
ac
q
u
ir
es
th
e
f
o
llo
w
i
n
g
d
ata:
r
o
o
m
te
m
p
er
atu
r
e
,
r
o
o
m
h
u
m
id
it
y
,
w
ate
r
te
m
p
er
atu
r
e
a
n
d
p
H
lev
el
an
d
f
er
tili
ze
r
s
lev
e
l.
I
n
ad
d
itio
n
,
th
e
h
o
r
ticu
lt
u
r
al
li
g
h
t
s
tatu
s
to
b
e
u
tili
ze
d
f
o
r
co
n
tr
o
llin
g
p
u
r
p
o
s
es,
w
it
h
t
h
e
tele
g
r
a
m
b
o
t in
p
u
t d
ata
w
h
ic
h
is
also
co
n
s
id
er
ed
as a
n
in
p
u
t to
th
e
s
y
s
te
m
f
o
r
p
r
o
c
ess
i
n
g
l
ater
o
n
.
Fig
u
r
e
8
.
Au
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
s
tr
u
ct
u
r
e
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8708
A
u
to
ma
ted
s
ma
r
t h
yd
r
o
p
o
n
ics s
ystem
u
s
in
g
in
tern
et
o
f th
in
g
s
(
R
a
vi
La
ksh
ma
n
a
n
)
6395
B
y
d
e
f
i
n
itio
n
th
e
i
n
ter
n
et
o
f
t
h
in
g
s
is
t
h
e
ab
ilit
y
to
m
o
n
i
to
r
an
d
v
i
s
u
a
lize
d
ata
in
r
ea
l
ti
m
e
a
n
d
at
th
e
s
a
m
e
ti
m
e
b
ein
g
ab
le
to
s
en
d
b
ac
k
d
ata
an
d
co
n
tr
o
l
p
ar
a
m
eter
s
o
v
er
a
n
et
w
o
r
k
.
T
o
a
ch
iev
e
t
h
at
p
r
o
ce
s
s
an
MQ
T
T
w
h
ich
s
tan
d
s
f
o
r
M
Q
T
elem
etr
y
T
r
an
s
p
o
r
t
is
d
esi
g
n
ed
f
o
r
lo
w
b
an
d
w
id
t
h
h
i
g
h
laten
c
y
n
et
w
o
r
k
s
,
a
lig
h
t
w
ei
g
h
t
m
ess
a
g
i
n
g
p
r
o
to
co
l
to
p
u
b
lis
h
a
n
d
s
u
b
s
cr
i
b
e
f
o
r
to
p
i
cs.
Mo
v
in
g
o
n
w
it
h
clo
u
d
s
er
v
er
a
No
d
eRed
s
er
v
er
is
a
p
r
o
g
r
a
m
m
in
g
t
o
o
l
f
o
r
w
ir
i
n
g
to
g
et
h
er
h
ar
d
w
ar
e
d
ev
ices,
A
P
I
s
an
d
o
n
lin
e
s
er
v
ice
s
in
n
e
w
a
n
d
s
i
m
p
lifie
d
w
a
y
s
.
T
h
e
clo
u
d
s
er
v
er
s
ec
tio
n
w
il
l
b
e
d
iv
id
ed
in
to
t
w
o
m
aj
o
r
p
ar
t
m
o
n
ito
r
in
g
an
d
co
n
tr
o
llin
g
,
m
o
n
i
to
r
in
g
w
i
ll
b
e
d
o
n
e
v
ia
a
g
r
ap
h
ical
u
s
er
in
ter
f
ac
e
d
ev
elo
p
ed
an
d
co
n
f
i
g
u
r
ed
f
r
o
m
th
e
No
d
eRed
its
el
f
to
d
is
p
la
y
d
ata
lik
e
r
o
o
m
te
m
p
er
at
u
r
e
an
d
h
u
m
id
it
y
,
w
ater
te
m
p
er
at
u
r
e
an
d
p
H
lev
el
a
n
d
th
e
s
tat
u
s
o
f
t
h
e
h
o
r
ticu
lt
u
r
al
w
h
et
h
er
it
’
s
o
n
o
r
o
f
f
in
r
ea
l
ti
m
e.
Fo
r
t
h
e
co
n
tr
o
lli
n
g
p
a
r
t
o
f
t
h
e
p
lat
f
o
r
m
A
P
I
’
s
li
k
e
tele
g
r
a
m
a
n
d
Ne
x
m
o
f
o
r
SMS
ar
e
u
s
ed
to
co
n
tr
o
l
an
d
n
o
ti
f
y
t
h
e
e
n
d
u
s
er
o
r
th
e
o
w
n
er
f
o
r
th
e
s
ta
tu
s
o
r
an
y
s
o
r
t
n
o
ti
f
icati
o
n
r
elate
d
to
th
e
s
y
s
te
m
.
T
h
e
GUI
b
u
tto
n
s
ar
e
u
s
ed
to
co
n
tr
o
l
th
e
h
o
r
tic
u
lt
u
r
al
lig
h
t
b
y
t
u
r
n
i
n
g
it
o
n
o
r
o
f
f
v
i
a
s
en
d
i
n
g
it
to
th
e
ap
p
r
o
p
r
iate
MQ
T
T
s
er
v
er
.
L
a
s
t
b
u
t
n
o
t
le
ast,
af
ter
ch
a
n
g
es
o
r
m
o
d
i
f
icatio
n
s
,
th
e
m
o
n
ito
r
in
g
d
ata
u
p
d
ates
it
a
n
d
n
o
tif
i
ca
tio
n
ar
e
s
e
n
t
as
a
n
o
u
tp
u
t
t
o
th
e
s
y
s
te
m
v
i
a
n
o
tific
atio
n
to
t
h
e
tele
g
r
a
m
b
o
t
an
d
SM
S
i
n
ca
s
e
t
h
e
en
d
u
s
er
i
s
n
’
t
co
n
n
ec
ted
to
t
h
e
in
ter
n
et
o
n
h
is
/
h
er
p
h
o
n
e.
Mo
r
eo
v
er
,
an
em
ail
w
il
l
b
e
s
en
t
to
th
e
s
u
p
p
lier
b
ef
o
r
e
t
w
o
-
w
ee
k
ti
m
e
as
a
n
o
tif
icatio
n
to
b
r
in
g
th
e
s
u
p
p
l
y
an
d
a
n
o
ti
f
icat
io
n
g
o
es to
th
e
en
d
u
s
er
to
g
et
r
ea
d
y
f
o
r
th
e
p
a
y
m
e
n
t
w
it
h
i
n
t
w
o
-
w
ee
k
ti
m
e
to
o
.
4.
H
ARDWA
R
E
AND
S
I
M
UL
AT
I
O
N
R
E
SU
L
T
S
I
n
t
h
is
s
ec
tio
n
,
t
h
e
r
es
u
lt
s
o
f
h
ar
d
w
ar
e
an
d
s
o
f
t
w
ar
e
w
ill
b
e
d
is
cu
s
s
ed
,
p
r
i
m
ar
il
y
t
h
e
a
u
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
h
as
b
ee
n
s
u
cc
e
s
s
f
u
ll
y
d
ep
lo
y
ed
w
ith
N
u
tr
ien
t
Fil
m
tech
n
iq
u
e
to
f
ee
d
th
e
p
la
n
ts
a
s
s
h
o
w
n
in
th
e
F
ig
u
r
e
9
w
h
er
e
t
h
e
p
lan
ts
ar
e
w
ell
g
r
o
w
n
.
E
v
en
t
u
all
y
d
i
f
f
er
en
t
p
lan
ts
w
it
h
d
if
f
er
e
n
t
s
ee
d
s
h
a
s
b
ee
n
test
ed
an
d
h
a
s
s
u
cc
es
s
f
u
ll
y
g
r
o
w
n
u
p
th
e
s
e
p
lan
t
s
.
W
ith
t
h
e
u
s
e
o
f
u
ltra
s
o
n
ic
s
e
n
s
o
r
,
t
h
e
au
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
to
ck
s
u
p
p
l
y
ch
a
i
n
h
as
b
ee
n
estab
li
s
h
ed
a
n
d
th
e
r
esu
lt
w
as
f
a
n
tast
ic.
A
n
e
m
a
il
h
as
b
e
e
n
r
ec
ei
v
ed
an
d
th
e
SMS
to
o
,
as
s
h
o
w
n
i
n
Fig
u
r
e
1
0
,
th
e
em
ai
l
co
n
te
n
t
r
ec
eiv
ed
,
th
e
SMS
a
n
d
th
e
tel
eg
r
a
m
r
ec
ei
v
ed
b
y
th
e
o
w
n
er
o
f
t
h
e
s
y
s
te
m
ar
e
i
llu
s
tr
ated
.
T
h
e
I
OS
m
o
b
ile
a
p
p
licatio
n
is
r
ea
ll
y
i
m
p
o
r
tan
t
f
o
r
th
e
p
r
o
j
ec
t
an
d
h
en
ce
th
e
s
cr
ee
n
s
h
o
t
o
f
th
e
s
a
m
e
is
s
h
o
w
n
i
n
Fig
u
r
e
1
1
.
I
t
is
s
u
cc
e
s
s
f
u
ll
y
w
o
r
k
i
n
g
a
n
d
m
o
n
ito
r
in
g
o
f
th
e
d
ata
an
d
th
e
ab
ilit
y
to
co
n
tr
o
l
it
a
r
e
s
h
o
w
n
i
n
Fi
g
u
r
e
1
1
.
I
n
f
a
ct,
it’s
s
i
m
i
lar
to
th
e
g
r
ap
h
ic
al
u
s
er
in
ter
f
ac
e
o
f
th
e
No
d
eRed
s
er
v
er
w
h
ich
p
r
o
v
id
e
au
th
e
n
ticatio
n
at
th
e
b
eg
in
n
i
n
g
an
d
d
y
n
a
m
ic
r
ef
r
es
h
w
it
h
d
ata
in
te
g
r
atio
n
as a
g
ai
n
s
h
o
w
n
i
n
Fi
g
u
r
e
1
1
.
T
h
e
p
er
f
o
r
m
an
ce
o
f
t
h
e
i
m
p
le
m
en
ted
au
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
w
as
e
v
alu
ated
b
y
co
n
d
u
cti
n
g
test
s
.
Fi
g
u
r
e
s
1
2
an
d
1
3
illu
s
tr
ates
t
h
e
g
r
ap
h
d
r
a
w
b
et
w
ee
n
d
if
f
er
en
t
p
ar
a
m
eter
s
s
u
c
h
a
s
w
ater
te
m
p
er
atu
r
e,
r
o
o
m
te
m
p
er
atu
r
e,
r
o
o
m
h
u
m
id
it
y
a
n
d
p
H,
wh
o
s
e
r
ea
d
in
g
s
ar
e
ta
k
e
n
f
r
o
m
th
e
s
en
s
o
r
s
in
t
w
o
d
if
f
er
e
n
t e
n
v
ir
o
n
m
e
n
ts
,
n
a
m
el
y
,
at
h
o
m
e
a
n
d
at
th
e
Asi
a
P
ac
if
ic
U
n
i
v
er
s
it
y
(
A
P
U)
.
Fig
u
r
e
1
4
s
h
o
w
s
th
e
late
n
c
y
t
est
o
f
th
e
MQ
T
T
b
r
o
k
er
s
er
v
er
s
in
m
i
llis
ec
o
n
d
s
(
m
s
)
w
it
h
n
u
m
b
er
o
f
p
u
b
lis
h
ed
m
es
s
ag
e
o
r
th
e
r
ec
eiv
ed
th
r
o
u
g
h
p
u
t
p
er
s
ec
o
n
d
s
.
Mo
r
eo
v
er
,
Mo
s
q
u
itto
MQ
T
T
is
ch
o
s
en
d
u
e
to
th
e
co
n
s
is
te
n
c
y
a
n
d
th
e
QO
S
(
Qu
ali
t
y
o
f
Ser
v
ice)
i
n
a
d
d
itio
n
to
th
e
s
ec
u
r
it
y
p
r
o
v
i
d
ed
f
o
r
th
e
s
er
v
er
ac
ce
s
s
ib
ilit
y
at
p
o
r
t
1
8
8
3
.
T
h
u
s
,
t
h
r
o
u
g
h
o
u
t
t
h
is
p
r
o
j
ec
t
Mo
s
q
u
itto
i
s
u
s
ed
to
s
en
d
d
ata
f
r
o
m
No
d
eM
cu
E
SP
8
2
6
6
to
th
e
clo
u
d
(
No
d
eRed
)
an
d
v
ice
v
er
s
a
v
ia
estab
lis
h
ed
s
ec
u
r
e
MQ
T
T
s
er
v
er
.
As
s
h
o
w
n
i
n
Fig
u
r
e
1
1
,
th
e
s
en
s
o
r
h
u
b
is
co
n
n
ec
ted
to
th
e
W
iF
i,
s
o
th
at
t
h
e
s
en
s
o
r
d
ata
ar
e
r
ec
eiv
ed
in
t
h
e
clo
u
d
.
Fig
u
r
e
9
.
S
m
ar
t
h
y
d
r
o
p
o
n
ics s
y
s
te
m
u
s
ed
to
g
r
o
w
a
lett
u
ce
Fig
u
r
e
1
0
.
S
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
s
u
p
p
lier
an
d
o
w
n
er
n
o
ti
f
icatio
n
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
10
,
No
.
6
,
Decem
b
er
2020
:
6
3
8
9
-
6
3
9
8
6396
Fig
u
r
e
1
1
.
A
u
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
I
OS
m
o
b
il
e
ap
p
licatio
n
Fig
u
r
e
1
2
.
Sen
s
o
r
d
ata
co
llected
f
r
o
m
h
o
m
e
Fig
u
r
e
1
3
.
Sen
s
o
r
d
ata
co
llected
f
r
o
m
A
P
U
Evaluation Warning : The document was created with Spire.PDF for Python.
I
n
t J
E
lec
&
C
o
m
p
E
n
g
I
SS
N:
2088
-
8708
A
u
to
ma
ted
s
ma
r
t h
yd
r
o
p
o
n
ics s
ystem
u
s
in
g
in
tern
et
o
f th
in
g
s
(
R
a
vi
La
ksh
ma
n
a
n
)
6397
Fig
u
r
e
1
4
.
L
aten
c
y
t
est
5.
CO
NCLU
SI
O
N
T
h
e
p
r
o
p
o
s
ed
s
y
s
te
m
i
n
t
h
is
p
ap
er
is
an
au
to
m
ated
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
,
w
h
er
eb
y
t
h
is
s
y
s
te
m
w
il
l
b
e
ab
le
to
ad
d
an
d
im
p
le
m
e
n
t
I
n
ter
n
et
o
f
T
h
in
g
s
co
n
ce
p
t
an
d
f
u
n
ctio
n
ali
t
y
to
t
h
e
cu
r
r
en
t
ex
i
s
ti
n
g
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
.
A
GUI
t
h
at
al
lo
w
s
th
e
u
s
er
to
co
n
tr
o
l
an
d
m
o
n
ito
r
r
ea
l
ti
m
e
d
ata
h
a
s
b
ee
n
s
u
cc
es
s
f
u
ll
y
ac
h
iev
ed
b
y
d
ev
e
lo
p
in
g
a
u
s
er
in
ter
f
ac
e
n
o
d
e
f
o
r
th
e
No
d
eRed
an
d
l
in
k
ed
w
it
h
t
h
e
r
ea
l
-
ti
m
e
s
en
s
o
r
d
ata.
Mo
r
eo
v
er
,
it
is
h
o
s
ted
o
n
t
h
e
clo
u
d
at
No
d
er
ed
.
Mo
h
am
ed
Dj
am
a.
co
m
to
m
a
k
e
ac
ce
s
s
ib
l
e
f
r
o
m
ev
er
y
w
h
er
e.
Ng
i
n
x
s
er
v
er
w
a
s
u
s
ed
to
f
o
r
w
ar
d
tr
af
f
ics
f
r
o
m
p
o
r
t
1
8
8
0
t
o
8
0
w
h
ic
h
HT
T
P
b
u
t
to
a
d
d
m
o
r
e
s
ec
u
r
it
y
an
SS
L
ce
r
tif
icate
h
a
s
b
ee
n
is
s
u
ed
a
n
d
ad
d
e
d
th
er
ef
o
r
e
tr
af
f
ic
s
ar
e
r
ed
ir
ec
ted
t
o
4
4
3
w
h
ic
h
is
HT
T
P
S.
I
n
ter
n
et
o
f
th
i
n
g
s
co
n
ce
p
t
i
s
i
m
p
le
m
e
n
te
d
to
th
e
s
y
s
te
m
t
o
ea
s
e
th
e
p
r
o
ce
s
s
o
f
g
r
o
w
in
g
f
o
o
d
h
y
d
r
o
p
o
n
icall
y
b
y
ea
s
i
n
g
th
e
p
r
o
ce
s
s
o
f
g
r
o
w
i
n
g
an
d
m
o
n
ito
r
i
n
g
v
ia
s
ec
u
r
e
clo
u
d
.
B
y
ad
d
in
g
th
e
in
ter
n
et
o
f
t
h
in
g
s
,
it
s
o
l
v
es
o
n
e
th
e
k
e
y
ch
al
len
g
es
in
au
to
m
atio
n
to
d
a
y
w
h
ic
h
i
s
m
ai
n
te
n
an
ce
,
b
y
p
r
o
v
id
in
g
a
p
lat
f
o
r
m
f
o
r
m
o
n
ito
r
in
g
th
e
en
t
ir
e
s
y
s
te
m
f
r
o
m
clo
u
d
,
th
u
s
r
ed
u
cin
g
t
h
e
co
s
t
o
f
m
ai
n
ten
a
n
ce
b
y
f
r
ac
tio
n
.
L
ast
l
y
,
t
h
e
p
er
f
o
r
m
a
n
ce
o
f
th
e
s
m
ar
t
h
y
d
r
o
p
o
n
ic
s
y
s
te
m
is
e
v
alu
a
ted
.
T
h
e
au
to
m
a
ted
s
m
ar
t
h
y
d
r
o
p
o
n
ics
s
y
s
te
m
i
s
d
esig
n
ed
f
o
r
in
d
o
o
r
u
s
a
g
e,
f
o
r
a
b
ig
g
er
s
ca
le
u
s
i
n
g
W
i
-
Fi
i
s
n
’
t
t
h
e
id
ea
l
w
ir
eless
n
e
t
w
o
r
k
,
an
d
t
h
e
s
y
s
te
m
is
a
s
u
cc
es
s
an
d
i
m
p
le
m
en
ted
s
u
cc
e
s
s
f
u
ll
y
.
H
o
w
e
v
er
,
f
u
tu
r
e
w
o
r
k
th
a
t
ca
n
b
e
d
o
n
e
f
o
r
f
u
r
t
h
er
i
m
p
r
o
v
e
m
e
n
t
w
ill
b
e
b
y
I
n
teg
r
ati
n
g
Data
An
al
y
tics
to
th
e
s
y
s
te
m
o
r
m
ac
h
i
n
e
lear
n
in
g
to
d
ev
elo
p
alg
o
r
ith
m
s
to
p
r
ed
ict
o
u
tco
m
e
s
,
ad
d
m
o
r
e
s
en
s
o
r
s
to
g
et
m
o
r
e
ac
c
u
r
ate
d
ata
an
d
h
el
p
th
e
A
r
t
if
ic
ial
I
n
tel
lig
e
n
ce
s
y
s
te
m
to
p
r
ed
ict
th
e
o
u
tco
m
e
b
etter
a
n
d
b
y
u
s
i
n
g
i
n
tel
C
1
0
0
0
m
icr
o
p
r
o
ce
s
s
o
r
w
h
ic
h
co
m
es
b
u
il
t
i
n
w
i
th
i
m
ag
e
p
r
o
ce
s
s
i
n
g
f
o
r
th
e
cr
o
p
s
h
ea
lt
h
.
RE
F
E
R
E
NC
E
S
[1
]
C.
J.
G
.
A
li
a
c
a
n
d
E
.
M
a
ra
v
il
las
,
“
IO
T
H
y
d
ro
p
o
n
ics
M
a
n
a
g
e
m
e
n
t
S
y
st
e
m
,”
i
n
IEE
E
1
0
th
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
H
u
ma
n
o
i
d
,
N
a
n
o
tec
h
n
o
lo
g
y
,
In
fro
m
a
ti
o
n
T
e
c
h
n
o
lo
g
y
,
Co
mm
u
n
ica
ti
o
n
a
n
d
C
o
n
tr
o
l,
En
v
iro
n
me
n
t
a
n
d
M
a
n
a
g
e
me
n
t
,
P
h
il
i
p
in
e
s
,
p
p
.
1
-
5
,
2
0
1
8
.
[2
]
S.
Na
v
u
lu
r
,
e
t
a
l.
,
“
A
g
ricu
lt
u
ra
l
m
a
n
a
g
e
m
e
n
t
th
ro
u
g
h
w
irele
ss
se
n
so
rs an
d
in
tern
e
t
o
f
th
i
n
g
s
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
El
e
c
trica
l
a
n
d
C
o
mp
u
ter
En
g
in
e
e
rin
g
(
IJ
ECE
)
,
v
o
l.
7
,
n
o
.
6
,
p
p
.
3
4
9
2
-
3
4
9
9
,
2
0
1
7
.
[3
]
H.
J.
Do
n
g
,
e
t
a
l.
,
“
I
n
tera
c
ti
v
e
o
n
sm
a
rt
c
las
sro
o
m
s
y
ste
m
u
sin
g
b
e
a
c
o
n
tec
h
n
o
lo
g
y
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
El
e
c
trica
l
a
n
d
C
o
mp
u
ter
En
g
in
e
e
rin
g
(
IJ
ECE
)
,
v
o
l.
9
,
n
o
.
5
,
p
p
.
4
2
5
0
-
4
2
5
7
,
2
0
1
9
.
[4
]
S.
P
a
d
m
a
d
e
v
i
a
n
d
V
.
De
e
p
ig
h
a
,
“
S
m
a
rt
E
-
Ag
ricu
lt
u
re
M
o
n
it
o
rin
g
Us
in
g
In
tern
e
t
o
f
T
h
in
g
s
,”
i
n
S
ixt
h
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
Eme
rg
in
g
tre
n
d
s i
n
En
g
i
n
e
e
rin
g
a
n
d
T
e
c
h
n
o
l
o
g
y
(
ICET
ET
'
1
6
)
,
L
e
v
e
n
g
ip
u
ra
m
,
p
p
.
47
-
50
,
2
0
1
6
.
[5
]
S.
Ke
e
rth
a
n
a
,
e
t
a
l.
,
“
A
u
to
m
a
ti
n
g
a
n
d
A
n
a
ly
sin
g
G
re
e
n
h
o
u
se
Hy
d
ro
p
o
n
ic
F
a
rm
s
u
sin
g
IOT
,
”
In
ter
n
ta
io
n
a
l
J
o
u
r
n
a
l
fo
r R
e
se
a
rc
h
i
n
Ap
p
li
e
d
S
c
ien
c
e
&
En
g
in
e
e
rin
g
T
e
c
h
n
o
lo
g
y
,
v
o
l.
6
,
n
o
.
3
,
p
p
.
3
3
2
5
-
3
3
2
9
,
2
0
1
8
.
[6
]
A
.
Ra
je
s
w
a
ri
a
n
d
S.
S
a
ip
riy
a
,
“
A
su
rv
e
y
o
n
H
y
d
ro
p
o
n
ic
m
e
th
o
d
s
o
f
s
m
a
rt
f
a
r
m
in
g
a
n
d
it
s
e
ff
e
c
ti
v
e
n
e
ss
in
re
d
u
c
in
g
p
e
sticid
e
u
sa
g
e
,”
In
ter
n
a
t
io
n
a
l
J
o
u
rn
a
l
o
f
Pu
re
a
n
d
Ap
p
li
e
d
M
a
th
e
ma
ti
c
s
,
v
o
l.
1
1
9
,
n
o
.
12
,
p
p
.
1
5
0
3
-
1
5
1
0
,
2
0
1
8
.
[7
]
M
.
D.
S
a
rd
a
re
a
n
d
S
.
V
.
A
d
m
a
n
e
,
“
A
Re
v
ie
w
o
n
P
la
n
t
w
it
h
o
u
t
S
o
il
Hy
d
ro
p
o
n
ics
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
Res
e
a
rc
h
in
E
n
g
i
n
e
e
rin
g
a
n
d
T
e
c
h
n
o
lo
g
y
,
v
o
l.
2
,
n
o
.
3
,
p
p
.
2
9
9
-
304
,
2
0
1
3
.
[8
]
X
.
W
a
n
g
a
n
d
N.
L
iu
,
“
T
h
e
a
p
p
li
c
a
ti
o
n
o
f
In
tern
e
t
o
f
th
i
n
g
s
in
a
g
ricu
lt
u
ra
l
m
e
a
n
s
o
f
p
ro
d
u
c
ti
o
n
su
p
p
ly
c
h
a
in
m
a
n
a
g
e
m
e
n
t
,”
J
o
u
rn
a
l
o
f
Ch
e
mic
a
l
a
n
d
Ph
a
rm
a
c
e
u
ti
c
a
l
Res
e
a
rc
h
,
v
o
l.
6
,
n
o
.
7
,
p
p
.
2
3
0
4
-
2
3
1
0
,
2
0
1
4
.
[9
]
N.
V
ij
a
y
a
k
u
m
a
r
a
n
d
R.
Ra
m
y
a
,
“
T
h
e
re
a
l
ti
m
e
m
o
n
it
o
rin
g
o
f
w
a
te
r
q
u
a
li
ty
in
Io
T
e
n
v
iro
n
m
e
n
t
,”
i
n
Pro
c
e
e
d
in
g
s
o
f
In
ter
n
a
t
io
n
a
l
C
o
n
fer
e
n
c
e
o
n
I
n
n
o
v
a
ti
o
n
s in
In
f
o
rm
a
ti
o
n
,
Emb
e
d
d
e
d
a
n
d
C
o
mm
u
n
ica
ti
o
n
S
y
ste
ms
,
p
p
.
1
-
5
,
2
0
1
5
.
Evaluation Warning : The document was created with Spire.PDF for Python.
I
SS
N
:
2
0
8
8
-
8708
I
n
t J
E
lec
&
C
o
m
p
E
n
g
,
Vo
l.
10
,
No
.
6
,
Decem
b
er
2020
:
6
3
8
9
-
6
3
9
8
6398
[1
0
]
N.
T
a
n
k
e
,
e
t
a
l.
,
“
A
u
to
m
a
ti
o
n
o
f
H
y
d
ro
p
o
n
ic
In
sta
ll
a
ti
o
n
s
u
sin
g
a
Ro
b
o
t
w
it
h
p
o
siti
o
n
b
a
se
d
v
isu
a
l
f
e
e
d
b
a
c
k
,”
Pro
c
e
e
d
in
g
s
o
f
t
h
e
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
f
Ag
ric
u
l
tu
ra
l
En
g
i
n
e
e
rin
g
,
p
p
.
1
-
6
,
2
0
1
2
.
[1
1
]
I.
M
o
h
a
n
ra
j,
e
t
a
l.
,
“
F
ield
M
o
n
i
to
rin
g
a
n
d
A
u
to
m
a
ti
o
n
u
sin
g
IO
T
in
A
g
ricu
lt
u
re
Do
m
a
in
,”
Pro
c
e
d
ia
C
o
mp
u
ter
S
c
ien
c
e
,
v
o
l.
93
,
p
p
.
9
3
1
-
9
3
9
,
2
0
1
6
.
[1
2
]
J.
Nu
v
v
u
la,
e
t
a
l.
,
“
En
v
iro
n
m
e
n
tal
s
m
a
rt
a
g
ricu
lt
u
re
m
o
n
it
o
rin
g
s
y
ste
m
u
sin
g
in
tern
e
t
o
f
T
h
in
g
s
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
P
u
re
a
n
d
A
p
p
l
ied
M
a
t
h
e
ma
ti
c
s
,
v
o
l.
1
1
5
,
n
o
.
6
,
p
p
.
3
1
3
-
3
2
0
,
2
0
1
7
.
[1
3
]
D.
V
y
a
s,
e
t
a
l.
,
“
S
m
a
rt
A
g
ri
c
u
lt
u
re
M
o
n
it
o
rin
g
a
n
d
Da
ta
A
c
q
u
siti
o
n
S
y
ste
m
,
”
In
ter
n
a
t
io
n
a
l
R
e
se
a
rc
h
J
o
u
r
n
a
l
o
f
En
g
i
n
e
e
rin
g
a
n
d
T
e
c
h
n
o
lo
g
y
,
v
o
l.
3
,
n
o
.
3
,
p
p
.
1
8
2
3
-
1
8
2
6
,
2
0
1
6
.
[1
4
]
K.
Ro
se
,
e
t
a
l.
,
“
T
h
e
In
tern
e
t
o
f
T
h
in
g
s a
n
d
Ov
e
rv
ie
w
,”
T
h
e
In
ter
n
e
t
S
o
c
iety
(
IS
OC)
,
2
0
1
5
.
[1
5
]
P.
S
ih
o
m
b
in
g
,
e
t
a
l.
,
“
A
u
to
m
a
te
d
Hy
d
ro
p
in
c
s
n
u
tri
ti
o
n
p
lan
ts
sy
ste
s
u
sin
g
A
rd
u
in
o
u
n
o
m
icro
c
o
n
tro
ll
e
r
b
a
se
d
a
n
a
n
d
ro
i
d
,”
J
o
u
rn
a
l
o
f
P
h
y
sic
s: Co
n
fer
e
n
c
e
se
rie
s
,
v
o
l.
9
7
8
,
p
p
.
1
-
6
,
2
0
1
8
.
[1
6
]
N.
G
o
n
d
c
h
a
w
a
r
a
n
d
R.
S
.
Ka
w
it
k
a
r,
“
IOT
b
a
s
e
d
s
m
a
rt
a
g
ri
c
u
lt
u
re
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
A
d
v
a
n
c
e
d
Res
e
a
rc
h
in
Co
mp
u
ter
a
n
d
Co
mm
u
n
ica
ti
o
n
E
n
g
i
n
e
e
rin
g
,
v
o
l.
5
,
n
o
.
6
,
p
p
.
8
3
8
-
842
,
2
0
1
6
.
[1
7
]
A
.
Ba
g
h
a
a
n
d
V
.
Ma
d
e
se
tt
i,
“
In
tern
e
t
o
f
T
h
in
g
s:
A
Ha
n
d
s
-
o
n
A
p
p
ro
a
c
h
,
”
2
0
1
5
.
[
On
li
n
e
]
.
A
v
a
il
a
b
le:
ww
w
.
in
tern
e
t
-
of
-
th
in
g
s
-
b
o
o
k
.
c
o
m
.
[1
8
]
S
.
S
.
Be
d
e
k
a
r
a
n
d
M
.
A
.
M
e
c
h
k
u
l,
“
IOT
Ba
se
d
A
u
to
m
a
t
e
d
Irri
g
a
ti
o
n
S
y
ste
m
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
M
o
d
e
rn
T
re
n
d
s
i
n
E
n
g
i
n
e
e
rin
g
a
n
d
Res
e
a
rc
h
,
v
o
l.
2
,
n
o
.
7
,
p
p
.
1
5
3
2
-
1
5
3
8
,
2
0
1
5
.
[1
9
]
T
El
d
e
m
e
rd
a
sh
,
e
t
a
l.
,
“
Io
T
Ba
se
d
S
m
a
rt
H
e
l
m
e
t
f
o
r
M
in
in
g
I
n
d
u
stry
A
p
p
li
c
a
ti
o
n
,
”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
Ad
v
a
n
c
e
d
S
c
ien
c
e
a
n
d
T
e
c
h
n
o
lo
g
y
,
v
o
l.
2
9
,
n
o
.
1
,
p
p
.
3
7
3
-
38
7
,
2
0
20
.
[2
0
]
M
.
V.
S
h
e
w
a
le
a
n
d
D.
S
.
Ch
a
u
d
h
a
ri
,
“
Io
T
b
a
se
d
p
lan
t
M
o
n
it
o
r
in
g
S
y
st
e
m
f
o
r
H
y
d
ro
p
o
n
ics
A
g
ricu
lt
u
r
e
:
a
Re
v
ie
w
,”
In
ter
n
a
t
io
n
a
l
J
o
u
rn
a
l
f
o
r
Res
e
a
rc
h
in
A
p
p
li
e
d
S
c
ien
c
e
&
En
g
in
e
e
rin
g
T
e
c
h
n
o
l
o
g
y
,
v
o
l.
6
,
n
o
.
1
1
,
p
p
.
1
6
2
8
-
1
6
3
1
,
2
0
1
8
.
[2
1
]
R.
Ra
jk
u
m
a
r
a
n
d
R.
Dh
a
rm
a
ra
j,
“
A
No
v
e
l
a
p
p
ro
a
c
h
f
o
r
sm
a
rt
H
y
d
ro
p
o
n
ic
F
a
rm
in
g
u
sin
g
Io
T
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
E
n
g
i
n
e
e
rin
g
Res
e
a
rc
h
in
Co
m
p
u
ter
S
c
ien
c
e
a
n
d
E
n
g
i
n
e
e
rin
g
,
v
o
l.
5
,
n
o
.
5
,
p
p
.
18
-
23
,
2
0
1
8
.
[2
2
]
D.
K.
S
re
e
k
a
n
th
a
a
n
d
A
.
M
.
Ka
v
y
a
,
“
A
g
ricu
lt
u
ra
l
Cro
p
M
o
n
i
to
ri
n
g
u
sin
g
Io
T
-
A
S
tu
d
y
,”
i
n
2
0
1
7
11
th
In
ter
n
a
ti
o
n
a
l
Co
n
fer
e
n
c
e
o
n
In
tell
ig
e
n
t
S
y
ste
ms
a
n
d
Co
n
tro
l
(
IS
CO)
,
p
p
.
1
3
4
-
1
3
9
,
2
0
1
7
.
[2
3
]
S
.
A
.
J
a
ish
e
tt
y
a
n
d
R.
P
a
ti
l,
“
IOT
s
e
n
so
r
n
e
tw
o
rk
b
a
se
d
a
p
p
ro
a
c
h
f
o
r
a
g
ri
c
u
lt
u
r
a
l
f
ield
m
o
n
it
o
ri
n
g
a
n
d
c
o
n
tro
l
,”
In
ter
n
a
t
io
n
a
l
J
o
u
rn
a
l
o
f
Res
e
a
rc
h
in
E
n
g
i
n
e
e
rin
g
a
n
d
T
e
c
h
n
o
lo
g
y
,
v
o
l.
5
,
n
o
.
6
,
p
p
.
45
-
48
,
2
0
1
6
.
[2
4
]
T
.
Ba
n
g
e
ra
,
e
t
a
l.
,
“
IOT
b
a
s
e
d
S
m
a
rt
V
il
lag
e
,”
In
ter
n
a
ti
o
n
a
l
J
o
u
rn
a
l
o
f
E
n
g
i
n
e
e
rin
g
T
re
n
d
s
a
n
d
T
e
c
h
n
o
lo
g
y
,
v
o
l.
32
,
n
o
.
6
,
p
p
.
3
0
1
-
3
0
5
,
2
0
1
6
.
[2
5
]
S.
T
e
m
b
e
,
e
t
a
l
.,
“
Io
T
b
a
se
d
A
u
to
m
a
ted
H
y
d
ro
p
o
n
ics
S
y
ste
m
,
”
In
ter
n
a
ti
o
n
a
l
J
o
u
r
n
a
l
o
f
S
c
ien
ti
fi
c
&
En
g
in
e
e
rin
g
Res
e
a
rc
h
,
v
o
l.
9
,
n
o
.
2
,
p
p
.
67
-
7
1
,
2
0
1
8
.
[2
6
]
W
.
Lee
a
n
d
P
.
L
a
w
,
“
A
c
a
se
stu
d
y
in
a
p
p
ly
in
g
se
c
u
rit
y
d
e
si
g
n
p
a
tt
e
rn
s
f
o
r
Io
T
so
f
t
wa
re
s
y
ste
m
,”
i
n
2
0
1
7
In
ter
n
a
t
io
n
a
l
C
o
n
fer
e
n
c
e
o
n
A
p
p
l
ied
S
y
ste
m In
n
o
v
a
t
io
n
(
ICAS
I)
,
I
n
d
ia
,
p
p
.
6
-
9
,
2
0
1
7
.
[2
7
]
Ch
a
ru
m
a
th
i
S.
,
e
t
a
l.
,
“
Op
ti
m
iza
ti
o
n
a
n
d
Co
n
tro
l
o
f
Hy
d
ro
p
o
n
ics
A
g
ricu
lt
u
re
u
si
n
g
IOT
,”
Asia
n
J
o
u
r
n
a
l
o
f
Ap
p
li
e
d
S
c
ien
c
e
a
n
d
T
e
c
h
n
o
l
o
g
y
,
v
o
l.
1
,
n
o
.
2
,
p
p
.
96
-
98
,
2
0
1
7
.
[2
8
]
P
.
P
.
Ra
y
,
“
In
tern
e
t
o
f
th
in
g
s
f
o
r
sm
a
rt
a
g
ricu
lt
u
re
:
T
e
c
h
n
o
lo
g
ies
,
p
ra
c
ti
c
e
s,
a
n
d
f
u
tu
re
d
irec
ti
o
n
,”
J
o
u
r
n
a
l
o
f
Amb
ien
t
I
n
telli
g
e
n
c
e
a
n
d
S
ma
rt
E
n
v
iro
n
me
n
ts
,
v
o
l.
9
,
p
p
.
3
9
5
-
4
2
0
,
2
0
1
7
.
[2
9
]
F.
T
o
n
g
k
e
,
“
S
m
a
rt
a
g
ricu
lt
u
re
b
a
se
d
o
n
c
lo
u
d
c
o
m
p
u
ti
n
g
a
n
d
IOT
,”
J
o
u
rn
a
l
o
f
Co
n
v
e
rg
e
n
c
e
In
fo
rm
a
ti
o
n
T
e
c
h
n
o
l
o
g
y
,
v
o
l.
8
,
n
o
.
2
,
p
p
.
1
-
7
,
2
0
1
3
.
[3
0
]
O.
M
irab
e
ll
a
a
n
d
M.
Brisc
h
e
tt
o
,
“
A
h
y
b
rid
w
ired
/
w
irele
ss
n
e
t
w
o
rk
in
g
in
f
ra
stru
c
tu
re
f
o
r
g
r
e
e
n
h
o
u
s
e
m
a
n
a
g
e
m
e
n
t,
”
IEE
E
T
ra
n
sa
c
ti
o
n
o
n
In
str
u
me
n
ta
ti
o
n
a
n
d
M
e
a
su
re
me
n
t
,
v
o
l.
60
,
n
o
.
2
,
p
p
.
3
9
8
-
4
0
7
,
2
0
1
1
.
[3
1
]
P.
Co
rk
e
,
e
t
a
l.
,
“
En
v
iro
n
m
e
n
tal
w
irel
e
ss
se
n
so
r
n
e
tw
o
rk
s
,”
i
n
Pro
c
e
e
d
in
g
s
o
f
t
h
e
IEE
E
,
v
o
l.
98
,
n
o
.
11
,
p
p
.
1
9
0
3
–
1
9
1
7
,
2
0
1
0
.
Evaluation Warning : The document was created with Spire.PDF for Python.