Grease Trap Calculation

PROJECT

:

SONY VIDEO (M) SDN BHD

GREASE INTERCEPTOR CAPACITY 1)

2)

Condition Food Supply

n

:

3000 meal/day

Drainage Qty per meal

fn

:

40 L/meal

Working Hour

t

:

600 min

Retention Time

T

:

3 min

Safety Factory

k

:

3

Grease Collection per meal

gun

:

5 g/meal

Grease Accumulation

gbn

:

5 g/meal

Inflow Volume : Q Q

3)

=

x

n

=

40

=

600L/min

x

3000

x

1

t

x

k

x

1

600

x

3

Grease Collection Capacity : G u Gu =

gun

x

n

x

w

x

c

=

5

x

3000

x

7

x

0

=

105Lit

where

4)

fn

w

: Cleaning cycle

(day)

c

: Specific volume

(L/g)

Grease Separation Volume : G s Gs

=

Q

x

T

Page 1 of 4

= 600

x

3

= 1800Lit

5)

6)

Residue Accumulation Volume : G b Gb =

gbn

x

c

x

=

5

x

0.001

x

=

105Lit

x

3000 x

w 7

Head Space : S u Ground Level to Top of Inflow Piping

:

600 mm

Inflow Piping Dia

:

150 mm

Clearance

:

100 mm

Su

so, 7)

n

=

850 mm

Grease Interceptor Capacity Vg

=

Gu

=

105

+ +

Gs

+

Gb

1800

+

105

= 2010Lit = 2000L \u2234

2300 L

x

1000 W

x

1000H

x

1000 W

x

1850H

Page 2 of 4

(internal dimension)

PROJECT

:

SONY VIDEO (M) SDN BHD

GREASE INTERCEPTOR CAPACITY 1)

2)

Condition Food Supply

n

:

Drainage Qty per meal

fn

:

Working Hour

t

:

600 min

Retention Time

T

:

3 min

Safety Factory

k

:

3

Grease Collection per meal

gun

:

5 g/meal

Grease Accumulation

gbn

:

5 g/meal

Inflow Volume : Q Q

= =

fn 40

=

3)

n

x

0

x

1

t

x

k

x

1

600

x

3

0 L/min

Grease Collection Capacity : G u Gu =

gun

x

n

x

w

x

c

=

5

x

0

x

7

x

0

= where

4)

x

0 Lit w

: Cleaning cycle

(day)

c

: Specific volume

(L/g)

Grease Separation Volume : G s Gs

=

Q

x

T

Page 3 of 4

meal/day 40 L/meal

=

0

=

5)

Residue Accumulation Volume : G b Gb =

gbn

x

c

x

n

x

w

=

5

x

0.001

x

0

x

7

0 Lit

Head Space : S u Ground Level to Top of Inflow Piping

:

600 mm

Inflow Piping Dia

:

150 mm

Clearance

:

100 mm

Su

so, 7)

3

0 Lit

=

6)

x

=

850 mm

Grease Interceptor Capacity Vg

=

∴

Gu

+

Gs

+

+ 0

Gb

=

0

+

0

=

0 Lit

=

L

x

W

x

H

300 L

x

W

x

850 H

Page 4 of 4

(internal dimension)