Explain various functions of PPC. in detail.
Various functions of PPC
Production Planning:
This is the preliminary function of PPC in which planning of production activity is determined considering forecasting, market research, etc
In this function annual production is planned to decide planning of material, manpower, inspection, machinery and equipments need considering time frame.
Routing:
Routing lays down the flow of work in the plant. It determines what work is to be done and where and how it will be done.
Taking from raw material to the finished product, routing decides the path and sequencing of operations to be performed on the job from one machine to another.
Scheduling:
To decide when the work will start and in certain duration of time how much work will be finished. It deals with the orders and machines.
The aim is to schedule as large amount of work as the plant facilities can conveniently handle by maintaining free flow of material along the production line. Schedule may be called as time phase of loading.
Sequencing:
To select the order in which jobs will be processed.
When numbers of machines are used for one or more components then sequencing is most essential.
Loading:
It means assignment of work to the manpower, machinery without specifying when work is to be done.
It shows relationship between load and available capacity at the workplace or plant.
Dispatching:
Dispatch function executes planning function. It ensures that the plans are properly implemented.
It is physical handling over of manufacturing order to the operating faculties through release of orders and instructions in accordance with previously developed plan established by scheduling department.
Control:
It is the last function which compares planning with actual results of production to determine the deviation if any.
It will help to rectify or suggest corrective action if progress is not satisfactory.
A control system involves four stages namely observation, analysis, corrective action and post operation evaluation.