U NDERGRADUATE L ECTURE S ERIES – M ECHANICAL E NGINEERING B RIAN D E G RAFF F ERMILAB J ULY 17 TH 2010

O VERVIEW  I NTRODUCTION  C RYOGENICS AT F ERMILAB  E NGINEERING AT F ERMILAB  A DVICE FOR YOUNG ENGINEERS

I NTRODUCTION  2001 – S UMMER I NTERN IN C RYOGENIC D EPARTMENT AT F ERMI  2001 – G RADUATED U NIVERSITY OF I LLINOIS WITH G ENERAL E NGINEERING D EGREE  2002 – S TARTED F ULL -T IME AS E NGINEER I N C RYOGENIC D EPARTMENT  2008 – G RADUATED SMU WITH M ASTERS IN M ECHANICAL E NGINEERING

F ERMI C RYOGENICS  C RYOGENS : L IQUID H ELIUM 4.5K, 3.5K, 1.8K N ITROGEN 80K  H ELIUM TEMPERATURE DEPENDS ON EQUIPMENT NEEDS  L IQUID N ITROGEN USED PRIMARILY AS A THERMAL SHIELD FOR LIQUID HELIUM  L IQUID H ELIUM PRODUCED WITH A MODIFIED C LAUDE CYCLE AT 24 T EVATRON S ATELLITE REFRIGERATORS

F ERMI C RYOGENICS C RYOGENIC E QUIPMENT :  H ELIUM C OMPRESSORS  G AS S TORAGE  A DSORBERS  LN2 S UPPLY  H EAT E NCHANGER  T RANSFER L INE  C RYOGENIC L OAD  C OLD C OMPRESSOR – 3.5K OPERATION  V ACUUM P UMP – 1.8K OPERATION

F ERMI C RYOGENICS  S ATELLITE R EFRIGERATOR :

F ERMI C RYOGENICS  S ATELLITE R EFRIGERATOR :

F ERMI C RYOGENICS  R EFRIGERATION E QUIPMENT :

F ERMI E NGINEERING M ECHANICAL E NGINEER T ASKS :  L EAD IN THE DESIGN, FABRICATION, INSTALLATION, COMMISSIONING, OPERATION AND DECOMMISSIONING OF COMPONENTS  E NSURE COMPLIANCE WITH F ERMILAB ’ S ES&H M ANUAL  D OCUMENTS ALL DESIGNS PER ASME/ANSI S TANDARDS

F ERMI E NGINEERING F ERMILAB ES&H M ANUAL :  5031 – P RESSURE V ESSELS  – P RESSURE P IPING  5032 – C RYOGENIC S YSTEM R EVIEW  FMEA  W HAT -I F A NALYSIS  – LN2 D EWARS  5033 – V ACUUM V ESSELS  5064 – O XYGEN D EFICIENCY H AZARDS  (NEW) E NGINEERING M ANUAL

F ERMI E NGINEERING F ERMILAB E NGINEERING M ANUAL :  B ASED AROUND AN E NGINEERING R ISK A SSESSMENT OF 15 PARAMETERS (7 TECHNICAL, 8 P ROJECT MANAGEMENT )  T ECHNOLOGY, E NVIRONMENTAL IMPACT, VENDOR ISSUES, RESOURCE AVAILABILITY, QUALITY REQUIREMENTS, SAFETY & MANUFACTURING COMPLEXITY  SCHEDULE, INTERFACES, EXPERIENCE / CAPABILITY, REGULATORY REQUIREMENTS, F UNDING, R EPORTING R EQUIREMENTS, P UBLIC I MPACT & C OST

F ERMI E NGINEERING E NGINEERING M ANUAL G RADED A PPROACH :

A DVICE  S TART TRAINING YOURSELVES TO THINK SAFETY FIRST  T AKE NON - TECHNICAL COURSES LIKE PUBLIC SPEAKING, CREATIVE WRITING, ETC …  G ET INVOLVED IN ACTIVITIES THAT STRETCH YOUR PROBLEM SOLVING ABILITIES

T HANK Y OU !