The document discusses engineering pedagogy and human factors in design. It covers goals of engineering including proper functionality and reliability. It also discusses motivations for incorporating human factors in design such as life critical systems and industrial uses. Additionally, it examines accommodating human diversity considering physical, cognitive, and personality differences. The document provides examples of practices from organizations like ONGC and Sharjah International Airport.

1. ENGINEERING PEDAGOGY
(ENGINEERING THEORY & PRACTICE)
by
Dr.S.Sridhar, Ph.D.
RACI(Paris, NICE), RMR(USA), RZFM(Germany)
PROFESSOR AND DEAN-RVCCCF
R V COLLEGE OF ENGINEERING , BENGALURU
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
1

2. Goals of Engineering
Goals of Design
Motivation for Human Factors in Design
Accomodation of Human Diversity
Goals of our Profession
Practioner’s Summary
Researcher’s Agenda
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
2

3. Goals of Engineering
 Successful designers go beyond the level of notion
of thinking
(E.g)
 ISRO scientists design
 ONGC Engineering controlling blow-outs
Etc.
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
3

4. For Human Engineering Design
 Achieve needed Performance by operators, control of
maintenance personnel.
 Minimize skill & personnel requirements & training
time.
 Achieve needed reliability of personnel equipment
combinations
 Foster design standardisation within and among
systems.
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
4

5. Goals
 Proper – functionality
 Reliability
Availability
 Security
 Standardization / Integration
 Consistency
Portability
 Schedules
Budgets
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
5

6. Goals of User
5 Measurable factors are :
 Time to learn
 Speed of performance
 Rate of errors by users
 Retention over time
 Subjective Satisfaction
Motivation for Human Factors in Design
 Life critical systems
 Industrial & Commercial uses
 Office, Home & entertainment appln/..
 Exploratory, Creative & Co-operative Systems
 Statistical Hypothesis formation
 Graphical presentation of scientific data
 Business Decision Making
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
6

7. Creative
 Writer’s tool kits
 Architecture or Automobile design
 Music Composition System
 Artist work station
Co-operative Systems
 Electronic text 2 or more
 Voice Mail jointly work
 Video Mail
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
7

8. Physical Work place
 Ensuring high job satisfaction
 High performance
 Low error rates
Cognitive & Perceptual abilities
 Short-term memory
 Long-term memory
 Problem solving
 Decision making
 Attention
 Search & Scanning
 Time perception
 Knowledge of Results
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
8

9. Factors affecting …
 Monotony & boredom
 Anxiety & fear
 Isolation
 Aging
Personality Differences
 Some dislike systems
 Others are attracted
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
9

10. Managing Design Processes
 Organizational design to support usability
 Three (3) pillars of design
 Development methodologies
 Ethnographic observation
 Participatory design
 Scenario development
 Social impact statement for early design
review
 Legal issues
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
10

11. Organizational design to support usability
Carroll & Rosson (1985) Characterization :
1. Design is a process
2. Non-hierarchical
3. Radially transformational
4. Discovery of new goals
Three Pillars of Design
1. Guidelines documents & processes
2. User-interface tools
3. Expert reviews & usability testing
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
11

12. Ethnographic observation
(Early stages of most methodologies )
 Preparation
 Field study
 Analysis
 Reporting
Preparation
 Understand organisation policies & work culture
 Familiarize with systems & its history
 Set initial goals / prepare questions
 Gain access & questions permission to observe
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
12

13. Field study
 Establish rapport with Manages / users
 Observe the users in work place collect data
 Follow any leads that emerge from visits
 Record your visits
Analysis
 Compile collected data
 Quantify data & compile statistics
 Reduce / interpret data
 Refine goals / process used
Reporting
 Consider multiple audiences /goals
 Prepare report / preset findings
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
13

14. Participatory design
 Usually positive
 Careful selection of users is successful
 Organizational policies, particularly design
 preferences of individuals
Scenario Development
 Flow chart
 Day in the life creates scenario in many designs
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
14

15. Social impact statement for early design
 Describe new systems & benefits
 Address concerns and political barriers
 Outline the development process
 Legal issues
Describe new systems & benefits
Address concerns & Political barriers
 Anticipate changes of job fuctions
 Addl.security / privacy issues
 Discuss Accountability / Responsibility
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
15

16. Address ….
 Weigh individual rights
 Centralization / De-centralization
 Preserve democratic principles
 Promote simplicity
Outline the Development process
 Pre-set an estimated project schedule
 Propose process for decision-making
 Discuss expectation of stock holders
 Recognize needs of more staff, Training
 Plan for migration to new systems
 Plan for measuring the success of
new-systems
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
16

17. Legal issues
 What material is eligible for copy-right
 Are copy-rights or patents more
appropriate for user-interface ?
 Should user-interfaces be copy-righted ?
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
17

18. Expert Reviews Methods
 Heuristic evaluation
 Guidelines reviews
 Consistency inspection
 Cognitive walk through
 Formal usability inspection
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
18

19. Surveys
 Goals tied to the components of design
 Task domain objects & action
 Interface domain metaphors and action handles
 Inputs & design of displays
Other Goals
 Back ground
 Experience with computers
 Job responsibility
 Personality style
 Reason for not using interface
 Familiarity with design features
 Feelings after use of interface
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
19

20. Interface Building Tools(properties)
 Separate interface design from intervals
 Enable multiple user-interface
strategies.
 Enable multiple platform support.
 Establish role of user -interface Architect
 Enforce Standards
Methodology & Notation
 Develop design procedures
 Find ways to talk about design
 Create project Management
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
20

21. ONGC Practice
 Drilling Practice
 Geological Practice
 Geophysical Practice
 Reservoir Practice
 Drilling fluid Practice
 Seismic Data processing Practice
 Seismic data Interpretation Practice
 Safety practices
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
21

22. ONGC Practice
Drilling Practice
DPR (Daily progress report)
Rig Management
Drill bit selection
Drill pipe selection
Casing design
Cementation operation
Fishing operations
Blowout control
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
22

23. ONGC Practice
Geological Practice
Field soil analysis
Porosity testing
Permeability testing
Soil Age analysis
 Gravity problems
Geological property study
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
23

24. ONGC Practice
Reservoir Practice
Reserve estimate
Migration
Preservation of oil / gas
Injection analysis
Safety practice
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
24

25. ONGC Practice
Seismic Data Processing Practice
FFT technique
Seismic plotting & study
Convolution
De-convolution
Muting
Migration processing
S/N ratio improvement
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
25

26. Sharjah International Airport Practice
 Airlines Practice
 Import cargo Practice
 Export cargo Practice
 Passenger service Practice
 Immigration Practice
 Aircraft Maintenance Practice
 Safety Practice
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
26

27. Thank You for patient listening !
For further queries, please get in touch with me
over my email ID :
drssridhar@yahoo.com
30th June 2015
Dr.S.Sridhar, Professor and Dean RVCCCF,
R V College of Engineering Bengaluru
27