PAES 202:2015

Question 1

volume of air in cubic meters delivered to the mass of grains per second

Answer 1

airflow rate

Question 2

ratio of the heat supplied by the burner, to the heat released by the fuel

Answer 2

burner efficiency

Question 3

ratio of the heat released by the fuel, to the theoretical heat available from the fuel

Answer 3

combustion efficiency

Question 4

grains which are heat damaged, weather damaged, ground damaged, moldy, diseased, insect bored, sprouted or distinctly damaged by insects, water, fungi and/or any other means as seen by the naked eye

Answer 4

damaged grains

Question 5

average temperature of the air to be used for drying the grain, measured at a number of points as close as practicable to its entry to the grain bed

Answer 5

drying air temperature

Question 6

amount of water removed per unit of time, expressed in kilogram per hour

Answer 6

drying rate

Question 7

ratio of the total heat utilized for drying, to the heat available in the fuel expressed in percent

Answer 7

drying system efficiency

Question 8

all matters other than rice/corn grains such as sand, gravel, dirt, pebbles, stones, lumps of earth, clay,mud, chaff, straw, weed seeds and other crop seeds

Answer 8

foreign matter

Question 9

total amount of fuel consumed divided by the total drying time

Answer 9

fuel consumption

Question 10

load capacity
continuous flow dryer: weight of grain that could be contained in the dryer
batch type dryer: weight of grain required to fill the dryer at the input moisture content

Answer 10

grain holding capacity

Question 11

total amount of heat utilized to vaporize moisture in the material, expressed in kJ/kg of H2O

Answer 11

heat utilization

Question 12

kernels, whole or broken, which are light green and chalky with soft texture

Answer 12

immature grains

Question 13

drying rate
average percentage point moisture content removed from the grain per drying time

Answer 13

moisture reduction rate

Question 14

sourceof energy which includes petroleum-based fuels such as kerosene, gasoline, diesel oil and bunker fuel oil

Answer 14

non-renewable energy source

Question 15

percentage of grains free of foreign matter

Answer 15

purity

Question 16

source of energy that includes non-petroleum based fuels such as biomass and solar energy

Answer 16

renewable energy source

Question 17

ratio of the weight of grains that fell out from the machine during the drying operation, to the weight of the total grain input to the dryer, expressed in percent

Answer 17

scattered grains

Question 18

pressure in the plenum chamber to maintain uniform distribution of air flow throughthe grain mass, expressed in Pascal

Answer 18

static pressure

Question 19

airmovement through the drying chamber wherein air is moved through the product at a pressure lower that the atmospheric condition, expressed in Pascal

Answer 19

suction system

Question 20

temporarily holding the grain between the drying passes, allowing the moisture content in the center of the grain and that on the surface of the grain to equalize

Answer 20

tempering