intro to engineering

Engineering and Engineering and

ManufacturingManufacturing

David AndradeDavid AndradeMS MS -- EducationEducation

BS BS –– Mechanical Engineering (Aerospace)Mechanical Engineering (Aerospace)

What is an Engineer?What is an Engineer?

�� Uses science and math to solve Uses science and math to solve peoplepeople’’s problemss problems

�� Creates and invents new thingsCreates and invents new things

�� Improves and makes things Improves and makes things betterbetter

Engineering Engineering –– what is it?what is it?

Manu f ac t urI ng

What Does it Take to Become an What Does it Take to Become an Engineer?Engineer?

�� CuriosityCuriosity

�� CreativityCreativity

�� Like to figure things out, solve problemsLike to figure things out, solve problems

�� Enjoy learning Enjoy learning ------ stay in schoolstay in school�� Take math classes (at least preTake math classes (at least pre--calc)calc)

�� Take science classes (Bio, Take science classes (Bio, ChemChem, Physics), Physics)

�� Take CAD or other Technology coursesTake CAD or other Technology courses

�� Four year college engineering degree Four year college engineering degree

Why be an engineer?Why be an engineer?�� FunFun

�� Help people; improve livesHelp people; improve lives�� Solve real world problemsSolve real world problems�� Variety of applications, projectsVariety of applications, projects�� Contribute to societyContribute to society

�� Lots of opportunitiesLots of opportunities�� High demand for engineers High demand for engineers �� Large and small companies, universities, non profitsLarge and small companies, universities, non profits

�� Rewarding Career Rewarding Career �� Innovative thinking, and you get paid! Innovative thinking, and you get paid!

�� Sikorsky Aircraft Sikorsky Aircraft –– new engineers are making $65K + /yrnew engineers are making $65K + /yr

�� Provides a very strong background for other careersProvides a very strong background for other careers�� Potential for advancement to management Potential for advancement to management

ManufacturingManufacturing

�� Manufacturing EngineersManufacturing Engineers�� Manufacturing TechniciansManufacturing Technicians�� MachinistsMachinists�� Tool and Die MakersTool and Die Makers�� Manufacturing processesManufacturing processes

�� Machining (mill, turn, 5 axis)Machining (mill, turn, 5 axis)�� Laser Laser �� WaterWater--JetJet�� StampingStamping�� GrindingGrinding�� Wire EDMWire EDM�� CastingCasting�� ForgingForging�� ExtrudingExtruding�� PlasticsPlastics�� CompositesComposites

Engineering toolsEngineering tools

�� CADCAD�� AutocadAutocad, , KeyCreatorKeyCreator, ,

SolidWorksSolidWorks, , CatiaCatia, Pro, Pro--Engineer, Solid EdgeEngineer, Solid Edge

�� CAMCAM�� MastercamMastercam, , CAMFlowCAMFlow, ,

�� AnalysisAnalysis�� FEA, FEA, ComsolComsol MultiMulti--physicsphysics

�� Database/BOM/PMDatabase/BOM/PM�� Symix, EPM,Symix, EPM,

�� ProductivityProductivity�� Word, PowerPoint, Excel, Word, PowerPoint, Excel,

email, internet, email, internet, PDA/SmartphonePDA/Smartphone

Engineering toolsEngineering tools

Colleges with Engineering DegreesColleges with Engineering Degrees

�� Worcester Polytechnic InstituteWorcester Polytechnic Institute�� University of New HavenUniversity of New Haven

�� Boston UniversityBoston University�� Rensselaer Polytechnic InstituteRensselaer Polytechnic Institute�� Massachusetts Institute of Massachusetts Institute of

TechnologyTechnology�� Fairfield UniversityFairfield University�� University of BridgeportUniversity of Bridgeport

�� Rochester Institute of TechnologyRochester Institute of Technology�� YaleYale�� Central CT State UniversityCentral CT State University�� UCONNUCONN

Technology and Manufacturing Technology and Manufacturing

SchoolsSchools�� Housatonic Community CollegeHousatonic Community College

�� Norwalk Community CollegeNorwalk Community College

�� Naugatuck Community CollegeNaugatuck Community College

�� Private Training SchoolsPrivate Training Schools�� Sikorsky School for Aviation (Stratford)Sikorsky School for Aviation (Stratford)

�� WestlawnWestlawn Institute of Marine Tech (Mystic)Institute of Marine Tech (Mystic)

�� Porter and Chester InstitutePorter and Chester Institute

�� Engineering/Manufacturing Technicians Engineering/Manufacturing Technicians have great starting salaries too: $35k have great starting salaries too: $35k ––50k / year (with experience up to $90k)50k / year (with experience up to $90k)

Local Engineering and Local Engineering and

Manufacturing CompaniesManufacturing Companies�� Lacey ManufacturingLacey Manufacturing�� United TechnologiesUnited Technologies

�� Sikorsky AircraftSikorsky Aircraft�� Pratt & WhitneyPratt & Whitney�� CarrierCarrier�� OtisOtis�� Hamilton SundstrandHamilton Sundstrand�� UTRCUTRC

�� AlinabalAlinabal�� SpectrumSpectrum�� ASMLASML�� General General DynamcisDynamcis

–– Electric Boat (Subs)Electric Boat (Subs)�� CovidienCovidien -- surgicalsurgical

�� And hundreds of other And hundreds of other companies in CTcompanies in CT

SummarySummary

�� Manufacturing is our countryManufacturing is our country’’s future and s future and foundation for itfoundation for it’’s economys economy�� The US manufactures a huge percentage of products, The US manufactures a huge percentage of products,

specifically high technology, high quality parts and specifically high technology, high quality parts and devicesdevices

�� The US is also know for itThe US is also know for it’’s assembly works assembly work

�� There is a shortage of engineers and There is a shortage of engineers and manufacturing techniciansmanufacturing technicians�� Huge need, huge potential, high pay, high rewardsHuge need, huge potential, high pay, high rewards

�� If you like science, designing, creativity, math, If you like science, designing, creativity, math, working with your hands or building things, you working with your hands or building things, you should go into engineering or manufacturingshould go into engineering or manufacturing

Amazing Engineering FeatsAmazing Engineering Feats

Mr. AndradeMr. Andrade

Central High SchoolCentral High School

Amazing RunwayAmazing Runway

�� New airportNew airport runway onrunway on the Portuguese island of the Portuguese island of Madeira . Madeira .

�� TheThe airport's runway has a length of 2781 airport's runway has a length of 2781 meters, (9000meters, (9000 ft) of which 1000 (3000) are ft) of which 1000 (3000) are supported by 180supported by 180 pillars, each pillar 50 meters pillars, each pillar 50 meters in lengthin length (about(about 17 floors). The runway is 17 floors). The runway is designed to accommodate 747s. designed to accommodate 747s.

�� Note the cars parked below the runway. Note the cars parked below the runway.

�� The 2nd picture best shows how high it is The 2nd picture best shows how high it is ---- and and let's not even think about running off that let's not even think about running off that runway! runway!

Hiding Lockheed during WWIIHiding Lockheed during WWII

�� Lockheed During WW.II (unbelievable Lockheed During WW.II (unbelievable 1940s pictures) This is pretty neat1940s pictures) This is pretty neat----special special effects during the 1940 's.effects during the 1940 's.

�� During World War II the Army Corps of During World War II the Army Corps of Engineers needed to hide the Lockheed Engineers needed to hide the Lockheed Burbank Aircraft Plant to protect it from Burbank Aircraft Plant to protect it from Japanese air attack. They covered it with Japanese air attack. They covered it with camouflage netting to make it look like a camouflage netting to make it look like a rural subdivision from the air.rural subdivision from the air.

BEFOREBEFORE

AFTERAFTER

THE AKASHI-KAIKYO SUSPENSION BRIDGE - JAPAN

Twin Towers Fact Sheet

Number of storeys: 88

Height of each tower: 452 metres above street levelLength of Skybridge: 58.4 metresHeight of Skybridge: 170 metres. The Skybridge is on Level 41.Height of each pinnacle: 73.5 metres

Lifts: 29 double-decker high speed passenger lifts in each towerEscalators: 10 in each towerStairs: 765 flightsCar Park: 5,400 parking bays on 5 levels of basement parking.

Petronas Towers - Malaysia

Empire State building, the Itaipu Dam, the CN Tower, the Panama Canal, the Channel Tunnel, the North Sea Protection Works, and the

Golden Gate Bridge.

Sikorsky SSikorsky S--9292Safest, most advanced helicopter in the world

Sikorsky RAHSikorsky RAH--66 Comanche66 ComancheWorld’s first stealth helo

Boeing FBoeing F--22 Raptor22 Raptor

Boeing 777Boeing 777

FF--3535

Pratt & Whitney EnginesPratt & Whitney Engines

Personal ComputerPersonal Computer

Smart PhonesSmart Phones

Palm OS was on the 1st

smartphones

Smart PhonesSmart Phones

TheThe bridge (or should it be called tunnel) bridge (or should it be called tunnel)

goes under water to allowgoes under water to allow movement of movement of

ships . In order for ships to pass, this ships . In order for ships to pass, this

bridge isbridge is half under the water. You drive half under the water. You drive

down in the water and then comedown in the water and then come out on out on

the other side. Truly a marvelous piece of the other side. Truly a marvelous piece of

engineering!engineering! This bridge is between This bridge is between

Sweden andSweden and Denmark . The picture was Denmark . The picture was

taken from the Sweden taken from the Sweden side.side.

http://www.sixflags.com/greatAdventure/rides/Kingdaka.aspx

schlierenschlieren photography, which takes an photography, which takes an

invisible phenomenon and turns it into a invisible phenomenon and turns it into a

visible picturevisible picture�� SchlierenSchlieren is German for is German for ““streaksstreaks””; in this case it refers to ; in this case it refers to

regions of different densities in a gas or a liquid, which regions of different densities in a gas or a liquid, which can be photographed as shadows using a special can be photographed as shadows using a special technique.technique.

�� ““In my lab we use this technique a lot,In my lab we use this technique a lot,”” Dr. Settles said. Dr. Settles said. ““Often itOften it’’s used for other things, like in supersonic wind s used for other things, like in supersonic wind tunnels, to show shock waves around hightunnels, to show shock waves around high--speed speed aircraft.aircraft.””

�� The process involves a small, bright light source, The process involves a small, bright light source, precisely placed lenses, a curved mirror, a razor blade precisely placed lenses, a curved mirror, a razor blade that blocks part of the light beam and other tools that that blocks part of the light beam and other tools that make it possible to see and photograph disturbances in make it possible to see and photograph disturbances in the air. In the world of gas dynamics, a cough is merely the air. In the world of gas dynamics, a cough is merely ““a a turbulent jet of air with density changes.turbulent jet of air with density changes.””

�� New York Times, Science Section, 10New York Times, Science Section, 10--2008. Downloaded 2008. Downloaded from from www.nytimes.com/sciencewww.nytimes.com/science on 10on 10--3030--20082008

A cough

�� A A simulated simulated explosion explosion in a fullin a full--scale scale mockup of mockup of an airplane an airplane cabin, with cabin, with departmendepartment store t store mannequinmannequins. The s. The photograpphotograph captures h captures the flash of the flash of the the explosion explosion and the and the shock shock wave that wave that it sent it sent through through the cabin. the cabin.

�� A revolver being A revolver being

fired. Gases fired. Gases

originate first originate first

from the cylinder from the cylinder

and then the and then the

muzzle of the muzzle of the firearm. The firearm. The

gases that gases that envelop the envelop the

hand of the hand of the

shooter leave shooter leave gunpowder gunpowder

residue behind. residue behind.

�� A small A small firecracker firecracker explosion. The explosion. The bright flash is a bright flash is a result of the result of the cardboard shell cardboard shell of the of the firecracker firecracker blowing out blowing out both ends. The both ends. The smoke is from smoke is from the burning the burning fuse, and the fuse, and the string string suspends the suspends the firecracker firecracker from above. from above.

�� A water A water

strider, an strider, an

insect that insect that

walks on walks on

water and water and

can carry can carry

15 times its 15 times its

body weight body weight

and stay and stay

afloat. afloat.

�� An An

Airedale Airedale

dog dog

sniffing a sniffing a

small small

flower, flower, which was which was

warmed to warmed to help make help make

the airflow the airflow

visible. visible.

EngineersEngineers

�� ““Scientists study the world as it is. Scientists study the world as it is.

Engineers create the world that has never Engineers create the world that has never

been.been.”” Theodore von KarmanTheodore von Karman

Your TurnYour Turn

�� Over the weekend, start thinking about a Over the weekend, start thinking about a

product or technology that interests you. product or technology that interests you.

Think about how it works, how physics is Think about how it works, how physics is

applied to it, and how you might make it applied to it, and how you might make it

better. We will be starting a project on this better. We will be starting a project on this

when we come back.when we come back.