# alternating currents.pdf

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less

from

the

scientist's

point

of

view,

and

more

from

an

engineering

standpoint,

than

is

usually

the

case.

The

solve

many

if

not

plane

of

the

coil

to

be

rapidly,

until,

at

'

analogy,

is

sometimes

objected

current.

Having

stated

these

objections,

and

thereby

re-

moved

any

of

misconception

on

the

part

of

the

reader,

before,

circuit

con-

veying

to which

zontal

distance

known.

which

may

value

curves,

of

produces

the

forward

done

in

maintaining

it,

but

energy

was

spent

in

creating

it,

and

this

energy

will

all

be

given

back

again

given

us

by

the

average

ordinate

of

this

current

flowing.

But

the

impressed

volts ,

thickness.

The

following

empirical

formula

may

secondary

coil,

will be

hysteresis

losses

meter

method

of

measuring

the

power

supplied

to

an

inductive

circuit,

condenser

K.

If

we

neglect

the

changing

opposite

set

of

con-

denser

plates.

When

a

neglecting

the

resistance

of

the

alternator

and

leads,

the

feeder

be

non-inductive,

the

in-going

current

then

both

become

a

will

have

to

vary

conductor,

when

conveying

a

therefore

practically

equal

and

opposite

to

the

applied

potential

difference

at

primary

terminals,

and

constant

coefficient

of

mutual

induc-

tion

(generally

denoted

by

of

induction

through

any

one

the E.M.F. curve

length

of

the

ordinate

of

the

of

secondary,

being

between

is

due.

When

for

determining

the

percentage

drop

able to determine

output

of

the

transformer,

e

2

x

c

2

maximum

the

supply

eddy

current

losses,

as

proved

by

Messrs.

Beeton,

Taylor,

and

Barr,

are

independent

again

after

it

work

for

some

hours,

through

the

secondary

coils.

Its

secondary

coil

is

short-circuited

through

the

copper

losses

only.

It

is

true

Besides the increase

temperature

on

the

core

losses,

a

rough

actual

prac-

tice

the

maximum

temperature

rise

in

a

transformer

from

the

scientist's

point

of

view,

and

more

from

an

engineering

standpoint,

than

is

usually

the

case.

The

solve

many

if

not

plane

of

the

coil

to

be

rapidly,

until,

at

'

analogy,

is

sometimes

objected

current.

Having

stated

these

objections,

and

thereby

re-

moved

any

of

misconception

on

the

part

of

the

reader,

before,

circuit

con-

veying

to which

zontal

distance

known.

which

may

value

curves,

of

produces

the

forward

done

in

maintaining

it,

but

energy

was

spent

in

creating

it,

and

this

energy

will

all

be

given

back

again

given

us

by

the

average

ordinate

of

this

current

flowing.

But

the

impressed

volts ,

thickness.

The

following

empirical

formula

may

secondary

coil,

will be

hysteresis

losses

meter

method

of

measuring

the

power

supplied

to

an

inductive

circuit,

condenser

K.

If

we

neglect

the

changing

opposite

set

of

con-

denser

plates.

When

a

neglecting

the

resistance

of

the

alternator

and

leads,

the

feeder

be

non-inductive,

the

in-going

current

then

both

become

a

will

have

to

vary

conductor,

when

conveying

a

therefore

practically

equal

and

opposite

to

the

applied

potential

difference

at

primary

terminals,

and

constant

coefficient

of

mutual

induc-

tion

(generally

denoted

by

of

induction

through

any

one

the E.M.F. curve

length

of

the

ordinate

of

the

of

secondary,

being

between

is

due.

When

for

determining

the

percentage

drop

able to determine

output

of

the

transformer,

e

2

x

c

2

maximum

the

supply

eddy

current

losses,

as

proved

by

Messrs.

Beeton,

Taylor,

and

Barr,

are

independent

again

after

it

work

for

some

hours,

through

the

secondary

coils.

Its

secondary

coil

is

short-circuited

through

the

copper

losses

only.

It

is

true

Besides the increase

temperature

on

the

core

losses,

a

rough

actual

prac-

tice

the

maximum

temperature

rise

in

a

transformer