【正文】 (ONHAND = 500) NET REQUIREMENTS PLANNED ORDER RECEIPTS PLANNED ORDER RELEASES ITEM: 442 MOPED LT: 1 LOT SIZE: LFL SS: 200 0 300 1000 10 1000 1000 300 1300 1300 0 0 11 12 13 1300 1200 800 1200 800 1400 1200 1300 1300 800 0 0 0 0 1400 800 15 1400 14 1400 1200 16 WEEK 18 Example: MRP Schedule ? MRP Schedule for Gas Tanks for Weeks 10 16, considering that: ? Gross Requirements e from moped PlannedOrderReleases ? There is an OnHand balance of 600 gas tanks at the end of week 9 ? There is a Scheduled Receipt for 900 tanks in week 10 ? A lotforlot rule is used for ordering gas tanks ? Safety stock of 200 gas tanks is desired ? Lead time for gas tanks is two weeks 19 Example: MRP Schedule ? MRP Schedule for Gas Tanks . . . Initially GROSS REQUIREMENTS SCHEDULED RECEIPTS AVAILABLE (ONHAND = 600) NET REQUIREMENTS PLANNED ORDER RECEIPTS PLANNED ORDER RELEASES ITEM: GAS TANK LT: 2 LOT SIZE: LFL SS: 200 1000 900 10 0 1300 11 12 13 800 1200 15 14 0 1400 16 WEEK 20 Example: MRP Schedule ? MRP Schedule for Gas Tanks . . . Completed GROSS REQUIREMENTS SCHEDULED RECEIPTS AVAILABLE (ONHAND = 600) NET REQUIREMENTS PLANNED ORDER RECEIPTS PLANNED ORDER RELEASES ITEM: GAS TANK LT: 2 LOT SIZE: LFL SS: 200 1000 900 1300 1000 10 800 0 1200 300 1300 11 12 13 800 1200 1400 1200 15 14 0 1400 16 WEEK 300 0 0 0 1000 1000 800 800 1400 1400 1200 0 21 Example: MRP Schedule ? MRP Schedule for Frames for Weeks 10 16, considering that: ? Gross Requirements e from moped PlannedOrderReleases ? There is an OnHand balance of 600 frames at the end of week 9 ? There is a Scheduled Receipt for 2022 frames in week 10 ? The firm uses a Lot Size (multiple) of 2022 for ordering frames ? No safety stock of frames is desired ? Lead time for frames is 3 weeks 22 Example: MRP Schedule ? MRP Schedule for Frames . . . Initially GROSS REQUIREMENTS SCHEDULED RECEIPTS AVAILABLE NET REQUIREMENTS PLANNED ORDER RECEIPTS PLANNED ORDER RELEASES ITEM: FRAME LT: 3 LOT SIZE: 2022 SS: 0 1000 2022 10 0 1300 11 12 13 800 1200 15 14 0 1400 16 WEEK 600 23 Example: MRP Schedule ? MRP Schedule for Frames . . . Completed GROSS REQUIREMENTS SCHEDULED RECEIPTS AVAILABLE (ONHAND = 600) NET REQUIREMENTS PLANNED ORDER RECEIPTS PLANNED ORDER RELEASES ITEM: FRAME LT: 3 LOT SIZE: 2022 SS: 0 1000 2022 26000 2022 101600 0 2022 1600 1300 11 12 13 800 2022 500 2022 300 300 900 0 1200 15 14 0 1400 16 WEEK 0 0 1500 0 1100 24 Example: MRP Schedule ? MRP Schedule for Engine Assemblies for Weeks 10 16, considering that: ? Gross Requirements e from moped PlannedOrderReleases ? There is an OnHand balance of 300 engine assemblies at the end of week 9 ? There is a Scheduled Receipt for 1000 engine assemblies in week 10 ? The firm uses a Lot Size (multiple) of 500 for ordering engine assemblies ? Safety Stock of 100 engine assemblies is desired ? Lead time for engine assemblies is 1 week 25 Example: MRP Schedule ? MRP Schedule for Engine Assemblies . . . Initially GROSS REQUIREMENTS SCHEDULED RECEIPTS AVAILABLE (ONHAND = 300) NET REQUIREMENTS PLANNED ORDER RECEIPTS PLANNED ORDER RELEASES ITEM: ENGINE ASSEM. LT: 1 LOT SIZE: 500 SS: 100 1000 1000 10 0 1300 11 12 13 800 1200 15 14 0 1400 16 WEEK 26 Example: MRP Schedule ? MRP Schedule for Engine