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PAES POST HARVEST (BENZ) > Power-Operated Corn Sheller PAES 208-209:2000 > Flashcards

Power-Operated Corn Sheller PAES 208-209:2000 Flashcards

1
Q

ratio of the weight of corn kernels blown by the sheller fan, to the weight of the total corn kernel input of the sheller, expressed in percent

A

blower loss

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2
Q

type of shelling cylinder formed by a rolled metal sheet/plate (Figure 1a) or formed by longitudinal bars adjacently arranged forming a continuous cylinder (Figure 1b)

A

closed-frame cylinder

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3
Q

iron grill frame partially or fully surrounding the cylinder on which the shelling elements rubs, shear and/or impact the corn ear with or without husk

A

concave component

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4
Q

part of the ear corn where the kernels are attached

A

corn cob

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5
Q

pistillate inflorescence of the plant Zea mays L., enclosed with a leaf-like protective covering known as husk

A

corn ear

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6
Q

machine used to remove the husk of corn ear, detach, separate and clean the corn kernels from the cobs in one operation

A

corn husker-sheller

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7
Q

machine used to detach, separate and clean the corn kernels from the cobs

A

corn sheller

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8
Q

type of shelling unit consisting of a cylinder with shelling elements such as knife bar or pegtooth

A

cylinder-type

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9
Q

kernels which show signs of fissures or fractures or splinters

A

cracked kernels

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10
Q

type of shelling unit consisting of a vertical disc with spiked surface

A

disc-type

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11
Q

unshelled fruit of the corn plant where the husk has been removed mechanically or manually

A

ear corn dehusked corn corn-in-cob

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12
Q

type of corn sheller wherein the ear corn are fed into shelling chamber by gravit

A

hopper-fed type

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13
Q

dry and indehiscent seed developed from the ovary of the ear corn

A

kernel

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14
Q

ratio of the weight of the corn kernel present in the ear corn to the weight of the ear corn

A

kernel-ear corn ratio

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15
Q

kernels that were broken and/or scratched as a result of shelling operation

A

mechanically damaged kernels

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16
Q

amount of moisture in the kernel expressed as percentage of the total weight of the sample, wet basis

A

moisture content

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17
Q

difference between the percent cracked sample taken before and after the shelling operation

A

net cracked kernel

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18
Q

type of shelling cylinder where the shelling elements are attached to the equally spaced longitudinal bars arranged cylindrically (Figure 2)

A

open-frame cylinder

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19
Q

ratio of the weight of clean corn kernels, to the total weight of unclean corn kernels sample, expressed in percent

A

purity

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20
Q

ratio of the weight of corn kernels that fell out from the machine during shelling operation to the weight of the total corn kernel input of the sheller, expressed in percent

A

scattering loss

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21
Q

ratio of the weight of corn kernels that come out of the shelling chamber with the cobs at the cob outlet, to the weight of the total corn kernel input of the sheller, expressed in percent

A

separation loss

22
Q

whole and damaged corn kernels separated from the cob after shelling

A

shelled kernels

23
Q

shelling drum part of the shelling unit that rotates about an axis and it is equipped with pegs on its periphery

A

shelling cylinder

24
Q

ratio of the weight of the shelled corn kernels collected at all outlets, to the total corn kernel input of the sheller, expressed in percent

A

shelling efficiency

25
Q

ratio of the weight of the shelled corn kernels collected at the main outlet, to the total weight of the corn kernel input of the sheller, expressed in percent

A

shelling recovery

26
Q

shelling chamber part of the sheller where the kernels are detached and separated from the corn cobs

A

shelling unit

27
Q

type of corn sheller wherein the ear corn are fed into shelling chamber with the application of external force

A

table-fed type

28
Q

kernels that remain in the cob after shelling

A

unshelled kernels

29
Q

ratio of the weight of corn kernels that remained in the cobs of the corn fed into the shelling chamber, to the weight of the total corn kernel input of the sheller, expressed in percent

A

unshelled loss

30
Q

unbroken kernels after shelling

A

whole kernels

31
Q

Shelling Recovery, percent, minimum

A

97.0

32
Q

Shelling Recovery, percent, minimum

A

99.5

33
Q

Losses, percent, maximum a) Blower

A

1.0

34
Q

Losses, percent, maximum b) Separation

A

1.0

35
Q

Losses, percent, maximum c) Unshelled

A

0.5

36
Q

Losses, percent, maximum d) Scattering

A

0.5

37
Q

Purity, percent, minimum

A

98.0

38
Q

Mechanically Damaged Kernel, percent, maximum

A

3.0

39
Q

Net Cracked Kernel, percent, maximum

A

5.0

40
Q

Noise Level [db(A)], maximum

A

100*

41
Q

kernel shelled kernel free from foreign matter

A

clean shelled

42
Q

clearance between cylinder shelling elements and concave component

A

concave clearance

43
Q

actual capacity of the sheller corrected at 20% kernel moisture content (wet basis), and 100% purity

A

corrected capacity

44
Q

weight of unshelled corn fed into the sheller per unit of time

A

feed rate

45
Q

all matters other than corn kernels such as sand, gravel, dirt, pebbles, stones, lumps of earth, clay and mud, weed seeds and other crop seed

A

foreign matter

46
Q

weight of shelled kernel collected per unit of time

A

output capacity

47
Q

wire mesh or perforated sheet metal used to separate large and/or small particles

A

oscillating screen

48
Q

input sum of the weight of collected shelled kernels and all the shelling losses

A

total kernel

49
Q

sum of blower, separation, unshelled and scattering losses in a sheller, expressed in percent by weight

A

total losses

50
Q

A minimum of ____, with a duration of at least ___ per trial, shall be adopted.

A

two (2) test trials, 15 minutes

PAES POST HARVEST (BENZ) (25 decks)

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