CHAPTER 6 Flashcards

1
Q

This is a series of steps that includes the conceptualization, design, development and marketing of newly created or newly rebranded goods or services.

A

PRODUCT DEVELOPMENT

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2
Q

Six Phases of Product Development

A
  1. IDEA GENERATION
  2. PRELIMINARY CONCEPT DEVELOPMENT
  3. PRODUCT/PROCESS DEVELOPMENT
  4. FULL-SCALE PRODUCTION
  5. MARKET INTRODUCTION
  6. MARKET EVALUATION
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3
Q

The process in which all major functions involved with bringing a product to market are continuously involved with product development from conception through sales.

A

CONCURRENT ENGINEERING

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4
Q

It represents a structured approach to product development and a set of tools and methodologies for ensuring that goods and services will meet customer needs and achieve performance objectives, and that the processes used to make and deliver them achieve high levels of quality.

A

DESIGN FOR SIX SIGMA (DFSS)

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5
Q

DFSS Principal Activities

A
  1. CONCEPT DEVELOPMENT
  2. DATAILED DESIGN
  3. DESIGN OPTIMIZATION
  4. DESIGN VERIFICATION
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6
Q

It the process of applying scientific, engineering, and business knowledge to produce a basic functional design that meets both customer needs and manufacturing or service delivery requirements.

A

Concept Development

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7
Q

It involves the adoption of an idea, process, technology, product, or business model that is either new or new to its proposed application.

It was also built upon strong research and development (R&D) processes.

A

Innovation

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8
Q

seeing things in new or novel ways.

A

Creativity

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9
Q

What are the creativity tools that are designed to help change the context in which one views a problem or opportunity, thereby leading to fresh perspectives?

A

BRAINSTORMING AND BRAINWRITING

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10
Q

It is a Russian acronym for Theory of Inventive Problem Solving (TIPS)

A

TRIZ or Teoriya resheniya izobretatelskikh zadach

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11
Q

He is a Russian patent clerk who studied thousands of submissions, and observed patterns of innovation common to the evolution of scientific and technical advances.

He recognized that these concepts could be taught, and he developed some 200 exercises to foster creative problem solving

Develop TRITZ in 1946

A

Genrich Altshuller

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12
Q

It focuses on establishing technical requirements and specifications, which represent the transition from a designer’s concept to a producible design, while also ensuring that it can be produced economically, efficiently, and with high quality.

A

Detailed Design

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13
Q

it is based on the premise that good design is governed by laws similar to those in natural science.

A

Axiomatic Design

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14
Q

Two Classification of Axioms

A

Independence Axiom: good design occurs when the functional requirements of the design are independent of one another.

Information Axiom: good design corresponds to minimum complexity

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15
Q

is a planning process to guide the design, manufacturing, and marketing of goods by integrating the voice of the customer throughout the organization

A

Quality Function Deployment (QFD)

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16
Q

it benefits companies through improved communication and teamwork between all constituencies in the value chain, such as between marketing and design, between design and manufacturing, and between manufacturing and quality control.

A

Quality Function Deployment (QFD)

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17
Q

Building the house of quality

A
  1. Identify customer requirements.
  2. Identify technical requirements.
  3. Relate the customer requirements to the technical requirements.
  4. Conduct an evaluation of competing products or services.
  5. Evaluate technical requirements and develop targets.
  6. Determine which technical requirements to deploy in the remainder of the production/delivery process.
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18
Q

It consist of nominal dimension and tolerances

A

Manufacturing Specifications

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19
Q

refers to the ideal dimension or the target value that manufacturing seeks to meet

A

Nominal

20
Q

is the permissible variation, recognizing the difficulty of meeting a target consistently.

A

Tolerance

21
Q

The reason why nominal and tolerance cannot combine always

A

5 M’s - Men & women, Materials, Machineries, Method’s and Measurement

22
Q

involves determining the permissible variation in a dimension.

A

Tolerance design

23
Q

tend to raise manufacturing costs, but they also increase the interchangeability of parts within the plant and in the field, product performance, durability, and appearance.

A

Narrow Tolerances

24
Q

increase material utilization, machine throughput, and labor productivity, but have a negative impact on product characteristics

A

Wide Tolerance

25
Q

defined as the probability that a product, piece of equipment, or system performs its intended function for a stated period of time under specified operating conditions.

A

Reliability

26
Q

Key Elements of Reliability

A

Probability
time
Performance
Operating Condition

27
Q

2 types of Failure

A
  1. Functional Failure
  2. Reliability Failure
28
Q

failure after some period of use

A

Reliability Failure

29
Q

failure that occurs at the start of product life due to manufacturing or material detects

A

Functional Failure

30
Q

the predicted reliability determined by the design of the product or process.

A

Inherent reliability

31
Q

the actual reliability observed during use. Could be less than the inherent reliability due to the effects of the manufacturing process and the conditions of use.

A

Achieved reliability

32
Q

to designing goods and services that are insensitive to variation in manufacturing processes and when consumers use them.

A

Robust Design

33
Q

facilitated by design of experiments to identify optimal levels for nominal dimensions and other tools to minimize failures, reduce defects during the manufacturing process, facilitate assembly and disassembly (for both the manufacturer and the customer), and improve reliability.

A

Robust Design

34
Q

identification of all the ways in which a failure can occur, to estimate the effect and seriousness of the failure, and to recommend corrective design actions.

A

Design failure mode and effects analysis (DFMEA)

35
Q

Elements of DFMEA

A
  1. Failure modes
  2. Effect of the failure on the customer
  3. Severity, likelihood of occurrence, and detection rating
  4. Potential causes of failure
  5. Corrective Actions or control
36
Q

ways in which each element or function can fail.

A

Failure modes

37
Q

such as dissatisfaction, potential injury or other safety issue, downtime, repair requirements, and so on.

A

Effect of the failure on the customer

38
Q

The severity rating is based on how serious the impact would be if the potential failure were to occur.

A

Severity, likelihood of occurrence, and detection rating

39
Q

failure-often failure is the result of poor design.

A

Potential causes of failure

40
Q

these controls might include changes, mistake proofing, better user instructions, management responsibilities, and target completion dates.

A

Corrective actions or controls

41
Q

It sometimes called cause and effect tree analysis, is a method to describe combinations of conditions or events that can lead to a failure.

A cause and effect tree is composed of conditions or events connected by “and” gates and “or” gates.
An effect with an “and” gate occurs only if all of the causes below it occur; an effect with an “or” gate occurs whenever any of the causes occur.

A

Fault Tree Analysis (FTA),

42
Q

the process of designing a product for efficient production at the highest level of quality.

A

Design for Manufacturability (DFM)

43
Q

an emerging concept that includes many design-related initiatives such as concurrent engineering, design for manufacturability, design for assembly, design for environment, and other “design for” approaches

A

Design for Excellence (DFX)

44
Q

sometimes verification is required by government regulation or for legal concerns.

A

Design Verification

45
Q

The purpose of a design review is to stimulate discussion, raise questions, and generate new ideas and solutions to help designers anticipate problems before they occur.

A

Design Reviews

46
Q

Reliability Testing

A
  1. Life testing – run devices until failure occurs
  2. Accelerated life testing – overstress devices to reduce time to failure
  3. Highly accelerated life testing - focused on discovering latent defects that would not otherwise be found through conventional methods.