PAES 208

• Blower loss


  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
• Closed-frame cylinder


  Type of shelling cylinder formed by a rolled metal sheet/plate or formed by longitudinal bars adjacently arranged forming a continuous cylinder
• Concave component


  Iron grill frame partially or fully surrounding the cylinder on which the shelling elements nubs, shear and or impact the com ear with or without husk
• Corn cob


  Part of the car com where the kernels are attached
• Corn ear

  Pistillate inflorescence of the plant Zea mays L., enclosed with a leaf-like protective covering known as husk
• Corn husker-sheller


  Machine used to remove the husk of corn ear, detach, separate and clean the com kernels from the cobs in one operation
• Corn sheller


  Machine used to detach, separate and clean the com kernels from the cobs
• Cylinder-type


  Type of shelling unit consisting of a cylinder with shelling elements such as knife bar or pegtooth
• Cracked kernels


  Kernels which show signs of fissures or fractures or splinters
• Disc-type


  Type of shelling unit consisting of a vertical disc with spiked surface
• Ear corn


  Dehusked com, corn-in-cob, unshelled fruit of the corn plant where the husk has been removed mechanically or manually
• Hopper-fed type


  Type of corn sheller wherein the ear com are fed into shelling chamber by gravity
• Kernel


  Dry and indehiscent seed developed from the ovary of the ear corn
• Kernel-car corn ratio


  Ratio of the weight of the com kernel present in the ear corn to the weight of the ear corn
• Mechanically damaged kernels


  Kernels that were broken and/or scratched as a result of shelling operation
• Moisture content


  Amount of moisture in the kernel expressed as percentage of the total weight of the sample, wet basis
• Net cracked kernel


  Difference between the percent cracked sample taken before and after the shelling operation
• Open-frame cylinder


  Type of shelling cylinder where the shelling elements are attached to the equally spaced longitudinal bars arranged cylindrically
• Purity


  Ratio of the weight of clean com kernels, to the total weight of unclean porn kernels sample, expressed in percent
• Scattering loss


  Ratio of the weight of com 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
• Separation loss


  Ratio of the weight of com komels 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
• Shelled kernels


  Whole and damaged com kernels separated from the cob after shelling
• Shelling cylinder


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


  Ratio of the weight of the shelled com kernels collected at all outlets, to the total corn kernel input of the sheller, expressed in percent
• Shelling recovery


  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
• Shelling unit


  Shelling chamber, part of the sheller where the kernels are detached and separated from the corn cobs
• Table-fed type


  Type of com sheller wherein the ear corn are fed into shelling chamber with the application of external force
• Unshelled kernels


  Kernels that remain in the cob after shelling
• Unshelled loss


  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
• Whole kernels


  Unbroken kernels after shelling