Operations Management - Production Management - Presentation, Study notes of Managerial Economics

Summary about PRODUCTION / MANUFACTURING MANAGEMENT, NATURE OF PRODUCTION, PRODUCTION , PRODUCTION SYSTEM MODEL, CONCEPT

Typology: Study notes

2010/2011

Uploaded on 09/06/2011

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PRODUCTION / MANUFACTURING
MANAGEMENT
PRODUCTION “ is a process by which , raw
materials & other inputs are converted into
finished products”.
NATURE OF PRODUCTION:- can be better
understood, if we view the manufacturing function
from 3 angles.
1) Production system
2) Production as an organizational function &
3) Decision –making in production.
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PRODUCTION / MANUFACTURING

MANAGEMENT

 PRODUCTION “ is a process by which , raw

materials & other inputs are converted into

finished products”.

 NATURE OF PRODUCTION:- can be better

understood, if we view the manufacturing function from 3 angles.

  1. Production system
  2. Production as an organizational function &
  3. Decision –making in production.

1.PRODUCTION SYSTEM MODEL

 (^).

INPUTS CONVERSION SUB-

SYSTEM

OUTPUTS

ENVIRONMENT

Legal/ political, social, tech & eco

MARKET: competition, product information, customer desires

PRIMARY RESOURCES: materials & supplies, personnel, capital

(money), utilities

PHYSICAL: manufacturing, mining LOCATIONAL SERVICES: transportation EXCHANGE SERVICES :retailing/ wholesaling STORAGE SERVICES :warehousing OTHER PVT SERVICES :insurance, fin utilities, real estate, health, business service & personal service GOVT SERVICES :local, state, central

GOODS & SERVICES

Control sub-system

EXAMPLES:

PRODUCTIO

N SYSTEM

PRIMARY INPUT CONVERSION

SUB-SYSTEM

OUTPU

T

  1. Automobile factory

Purchased parts, raw materials, supplies, paints, tools, equipments, personnel, building, utilities.

Transforms raw material into finished automobiles through fabrication & assembly operations.

automob iles

2.College’s & university’s

Students, books, supplies, personnel, building, utilities.

Transmits information & develops skills knowledge

Educate d persons

  1. PRODUCTION AS AN

ORGANISATION FUNCTION

 (^) The process of conversion is at the heart of production & is present in some form in all organisations.  (^) It may be stated that every organisation irrespective of its purpose has a production function where dept’s & personnel play a central role in achieving the objectives of the organisation.

POM DECISIONS & THEIR

APPLICATIONS.

TYPES OF

DECISIONS

AREA OF

INVOLVEMENT

NATURE OF ACTIVITIES

i. Strategi c decision s (plannin g products processe s & facilities )

1.Production processes 2.Production technology 3.Facility layout 4.Allocating resources to strategic alternative 5.long range capacity planning & facility

-Developing long range production plans including process design. -selecting & managing production technology. -planning the arrangement of facilities -planning for the optimal distribution of scarce resources among product line or business units.

-answering the ‘how much’

ii. Operatin g decisions (planning productio n to meet demand)

1.Production planning systems 2.Independent demand inventory systems 3.Resource requirements planning systems 4.Shop floor planning & control

-Aggregate planning & master production scheduling. -planning & controlling finished goods inventories. -planning materials & capacity requirements.

-short range decisions about what to produce & when to produce at each work centre. -Managing all facts of materials system.

IMPORTANCE OF PRODUCTION

FUNCTION

 (^) Standard of living of people depends on production of goods & services.  (^) More the production , higher the std of living of the people.

PRODUCTION FUNCTION CAN OFFER

COMPETITIVE ADVANTAGE TO A FIRM

IN THE FOLLOWING AREAS.

 (^) Shorter new –product lead time  (^) More inventory turns  (^) Shorter manufacturing lead time  (^) Higher quality  (^) Greater flexibility  (^) Better customer  (^) Reduced wastage

Cont..

  1. Controlling overtime
  2. Good house-keeping
  3. Checking absenteeism, thefts, & misconduct
  4. Eliminating accidents
  5. Effective grievance-handling
  6. Efficient training & team building
  7. Minimizing inventory & achieving better yields
  8. Enhancing customer satisfaction
  9. Total quality management (TQM)
  10. Business process re-engineering (BPRE)
  11. Automation

SCOPE OF PRODUCTION &

OPERATIONS MANAGEMENT

 Commencing with the selection of location,

production management covers such activities

as acquisition of land , construction of building,

procuring & installing machinery , purchasing

& storing raw materials & converting them into

saleable products.

 Added to above other related topics are:

 (^) Quality management  (^) Maintenance management  (^) Production planning & control  (^) Method improvement & work simplification etc.

THE ENVIRONMENTAL SET OF ATHE ENVIRONMENTAL SET OF A

FURNITURE MANUFACTURING FURNITURE MANUFACTURING

Furniture

manufacture

r

Raw material supplier’s

Wholesaler’s/ Retailer’s

customers

Other stakeholders

Competitor’ s

Potential supplier’s

For customers

For supplier’s

Potential customers

Potential wholesaler’s & retailers

Government

Local Pressure group’s communitie’s

A STAKE HOLDER APPROACH TO

BUSINESS ORGANISATION

OTHERS

FINANCIAL COMMUNITY

LOCAL COMMUNITIES GOVT

SUPPLIERS

EMPLOYEES

CUSTOMERS

THE ORGANISATION

CATEGORIES

1) MARKET RELATED FACTORS:-

Location of demand & competition Demand forecasting helps determine where goods or services are most likely to be sold  (^) Convenience & inconvenience of location may affect

the number of potential customers & thus revenue.  (^) Companies with high –volume purchases are changing

their practices to favour suppliers located closer to the purchasers plant (JIT).

2) TANGIBLE COST FACTORS:-

i. Raw materials:

 (^) Transport cost

a. Food processing :-perishable (should be processed quickly)

b. Forest & mineral industries: (loss of weight)

 (^) Cost & availability of raw material.

ii. Energy availability & cost’s:

% use of electricity & natural gas example :- steel & mining.