Chapter21
Approaches to Facilities Layout
Product Layout
All incoming jobs and materials Finished product Process Layout
Incoming
job 1
Finished product 1
Incoming job 2
Finished product 2
Workstation
Copyright © by Houghton Mifflin
Product
Figure
21.1a
21–1
Approaches to Facilities Layout
(cont’d)
Fixed-Position Layout
Workstation
Copyright © by Houghton Mifflin
Product
Figure
21.1b
21–2
A Simple Automatic Control
Mechanism
Feedback
Detects high temperature (information)
Turns off furnace (control)
Detects low temperature (information)
Turns on furnace (control)
Thermostat tests air
(sensor)
Feedback
Copyright © by Houghton Mifflin
Figure 21.2
21–3
Inventory Types, Purposes, and
Sources of Control
Type
Purpose
Source of Control
Raw materials
Provide the materials needed to make the product
Purchasing models and systems Work-inprocess
Enables overall production to be divided into stages of manageable size
Shop-floor control systems Finished goods
Provide ready supply of products on customer demand and enable long, efficient production runs.
High-level production scheduling systems in conjunction with marketing In-transit
(pipeline)
Distributes products to customers Transportation and distribution control systems Copyright © by Houghton Mifflin
Table 21.1
21–4
Eight Dimensions of Quality
1. Performance. A product’s primary operating characteristic. Examples are automobile acceleration and a televisions picture clarity.
2. Features. Supplements to a product’s basic functioning characteristics, such as power windows on a car.
3. Reliability. A probability of not malfunctioning during a specified period.
4. Conformance. The degree to which a product’s design and operating characteristics meet established standards.
5. Durability. A measure of product life.
6. Serviceability. The speed and ease of repair.
7. Aesthetics. How a product looks, feels, tastes, and smells.
8. Perceived quality. As seen by a customer.
Source: Adapted and
Product Layout
All incoming jobs and materials Finished product Process Layout
Incoming
job 1
Finished product 1
Incoming job 2
Finished product 2
Workstation
Copyright © by Houghton Mifflin
Product
Figure
21.1a
21–1
Approaches to Facilities Layout
(cont’d)
Fixed-Position Layout
Workstation
Copyright © by Houghton Mifflin
Product
Figure
21.1b
21–2
A Simple Automatic Control
Mechanism
Feedback
Detects high temperature (information)
Turns off furnace (control)
Detects low temperature (information)
Turns on furnace (control)
Thermostat tests air
(sensor)
Feedback
Copyright © by Houghton Mifflin
Figure 21.2
21–3
Inventory Types, Purposes, and
Sources of Control
Type
Purpose
Source of Control
Raw materials
Provide the materials needed to make the product
Purchasing models and systems Work-inprocess
Enables overall production to be divided into stages of manageable size
Shop-floor control systems Finished goods
Provide ready supply of products on customer demand and enable long, efficient production runs.
High-level production scheduling systems in conjunction with marketing In-transit
(pipeline)
Distributes products to customers Transportation and distribution control systems Copyright © by Houghton Mifflin
Table 21.1
21–4
Eight Dimensions of Quality
1. Performance. A product’s primary operating characteristic. Examples are automobile acceleration and a televisions picture clarity.
2. Features. Supplements to a product’s basic functioning characteristics, such as power windows on a car.
3. Reliability. A probability of not malfunctioning during a specified period.
4. Conformance. The degree to which a product’s design and operating characteristics meet established standards.
5. Durability. A measure of product life.
6. Serviceability. The speed and ease of repair.
7. Aesthetics. How a product looks, feels, tastes, and smells.
8. Perceived quality. As seen by a customer.
Source: Adapted and