prelims Flashcards

(70 cards)

1
Q

It determines how an activity’s tangible fixed assets best support achieving the activity’s objectives.

A

Facility Planning

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2
Q

It is the placement of a facility with respect to customers, suppliers, and other facilities with which it interfaces.

A

Location

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3
Q

It consists of the building and services (e.g., gas, water, power, heat, light, air, sewage).

A

Structure

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4
Q

It consists of all equipment, machinery, and furnishings within the structure.

A

Layout

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5
Q

consists of the mechanism by which all interactions required by the layout are satisfied (e.g., materials, personnel, information, and equipment handling systems).

A

Handling System

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6
Q

It is estimated that what percent? of operating costs within manufacturing are attributed to material handling.

A

20 to 50%

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7
Q

It is generally agreed that effective
facilities planning can reduce material handling costs by what percent?

A

10 to 30 %.

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8
Q

True or False

Design problems do not have well-defined, unique, optimum solutions. We are interested in obtaining a satisfactory solution.

A

True

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9
Q

General Procedure for Solving Engineering Design Problems

A
  1. Formulate the problem.
  2. Analyze the problem.
  3. Search for alternative solutions.
  4. Evaluate the design alternatives.
  5. Select the preferred design.
  6. Implement the design.
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10
Q

Operations, equipment, personnel, and material flows are requirements for?

A

Primary activities

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11
Q

These are determined considering the equipment, materials, and personnel
requirements. What is the requirement called?

A

Space requirements

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12
Q
  • total distance traveled
  • manufacturing floor visibility
  • overall aesthetics of the layout
  • ease of adding future business
A

Layout characteristics

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13
Q
  • use for the current material handling equipment
  • investment requirements on new equipment
  • space and people requirements
A

Material handling requirements

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14
Q
  • impact on WIP levels
  • space requirements
  • impact on material handling equipment
A

Unit load implied

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15
Q
  • space and people requirements
  • impact on material handling equipment
  • human factors risks
A

Storage strategies

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16
Q
  • estimated cost of the alternatives
  • opportunities for new business
A

Overall building impact

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17
Q

What, How, When, Duration, Quantity,

A

product, process, schedule design

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18
Q

Where

A

Facilities location problem

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19
Q

An efficient production system

A

facility design

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20
Q

Information about ___ is required.

A

product, process and schedule

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21
Q

The major effect of ___ design decisions is felt by the process designer, i.e., the material used to make a part will influence processing decisions

A

product

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22
Q

the cost of assembly is reduced if it occurs in a single dimension. The
complexity of programming a robot increases geometrically with the number of assembly dimensions.

A

dimensional reduction

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23
Q

if more complex parts can be produced, the number of parts can be reduced.

A

parts elimination

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24
Q

What is the third one of primary thrusts for design for automation programs

A

parts standardization

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25
This design decisions tell us how much to produce and when to produce.
Schedule design
26
Which products are to be produced? decision are usually made by? and for the inputs?
Top management Inputs from: * marketing * manufacturing * finance
27
Detailed design of individual products are influenced by?
* function * material * manufacturing considerations
28
What are the 6 types of information of the product?
- Photographs about the product - “Exploded” drawings - Engineering drawings of individual parts - Parts list - Bill of materials (structure of product) - Assembly chart
29
It provides a listing of the component parts of a product.
Parts list
30
To make or buy decisions, a parts list includes what parts?
part number, part name, number of parts per product, and drawing references
31
referred to as a structured parts list since it includes all of the information typically included in the parts list, as well as information concerning the structure of the product.
Bill of materials
32
It is an analog model of the assembly process. Circles with a single link denote basic components, circles with several links denote assembly operations/ subassemblies, and squares represent inspection operations.
Assembly Chart I
33
equipment and operation times
Route sheet
34
prerequisite assembly steps before new assembly step
Precedence Diagram
35
processing operations, assembly operations, and inspections
Operation process chart
36
It summarizes whether a part will be purchased or produced, how the production of a part will be achieved, what equipment will be used, and how long it take to perform each operation.
Route sheet
37
It establishes the prerequisite assembly steps that must be completed before performing a given assembly step.
Precedence diagram
38
By superimposing the route sheets and the assembly chart, a chart results that gives an overview of the flow within the facility.
Operations Process Chart
39
What design decisions tell us how much to produce and when to produce.
Schedule design
40
True or False Production schedules can be given in Gantt charts.
True
41
How much to produce?
Lot sizing
42
When to produce?
Production scheduling
43
How long production will continue?
Market forecasts
44
quantity of equipment required for an operation
equipment fraction
45
What are the five key factors in determining a good business location?
environmental business conditions, customer accessibility, site availability and costs, resource availability, entrepreneur's personal preference
46
It is a good ranking procedure. All combinations of two candidate plans are ranked for each factor. It is a good procedure in testing for inconsistencies
Pair-wire Comparison Technique
47
The facility plan scoring method is a very popular, subjective-decision making tool that is relatively easy to use.
Factor Analysis Technique
48
This is a quantitative method for locating a facility at the center of movement in a geographic area based on weight & distance.
Center-of-Gravity Technique
49
This method identifies a set of coordinates designating a central location on a map relative to all other locations.
Center-of-Gravity Technique
50
is a grid map set up on a Cartesian plane.
Starting Point
51
A variation of the center-of-gravity method for determining the coordinates of a facility location.
Load-Distance Technique
52
This method evaluates different locations based on the load being transported and the distance. In this method, a single set of location coordinates is not identified. Instead, various locations are evaluated using a load-distance value that is a measure of weight and distance.
Load-Distance Technique
53
the configuration of departments, work centers, and equipment, with particular emphasis on movement of work (customers or materials) through the system
Layout
54
Layout that uses standardized processing operations to achieve smooth, rapid, high-volume flow
Product Layout
55
Layout that can handle varied processing requirements
Process Layout
56
Layout in which the product or project remains stationary, and workers, materials, and equipment are moved as needed
Fixed Position Layout
57
Layout in which machines are grouped into a cell that can process items that have similar processing requirements
Cellular Manufacturing
58
The grouping into part families of items with similar design or manufacturing characteristics
Group Technology
59
Layout that uses standardized processing operations to achieve smooth, rapid, high-volume flow
Product Layout
60
Layout that can handle varied processing requirements
Process Layout
61
◦ May be assembly-line or ◦ Group Technology formats
Just-in-Time Layouts
62
Used when the operations system must handle a narrow variety of products in relatively high volumes
Product Layout Assembly Line
63
are dedicated to producing one or a small number of products
Operations and personnel
64
 Production time for a unit is relatively short In-process inventory is relatively low Little direct supervision is required Operators need not be as skilled Primary focus is on the analysis of production lines
Product Layout
65
The goal of the _____ analysis is to: * Determine how many workstations to have * Determine which tasks to assign to which workstation * Minimize the number of workers & machines used * Provide the required amount of capacity
production line
66
is the process of assigning tasks to workstations in such a way that the workstations have approximately equal time requirements.
Line Balancing
67
Tool used in line balancing to display elemental tasks and sequence requirements
Precedence diagram
68
is the maximum time allowed at each workstation to complete its set of tasks on a unit.
Cycle Time
69
based on simple rules, have been developed to provide good (not optimal) solutions to line balancing problems
Heuristic methods
70