'5 mpa' diaporamas de présentation

Thermodynamics basics

Thermodynamics basics. Zeroth Law. C. A. B. If A and B and B and C are in thermal equil, then A and C are in thermal equil. [ie. At same T]. R Johnson/UAF/CEM/ME 2005. KE and PE. KE = [1/2]mv 2 ; PE = mgh. So, m = 1 kg, v = 100 m/s, h = 100 m, ?.

722 views • 52 slides

FVTX Substrate FEA

FVTX Substrate FEA. C. M. Lei March 02, 2006. Goals. To use FEA as a design tool to understand what kind of adhesives and substrate should be used for achieving a mimimal thermal displacement. Options of substrate cf/TPG/cf aluminum Options of adhesives Silicone glue (E = 2 Mpa)

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FVTX Substrate FEA during Power Outage

FVTX Substrate FEA during Power Outage. C. M. Lei October 06, 2006. Goals. To use FEA as a design tool to understand if the module and substrate are structurally safe during power outage. The Layup of the Multi-chip Module. Substrate (.12 cf + .38 tpg + .12 cf = .62 mm).

511 views • 36 slides

FVTX Substrate FEA

FVTX Substrate FEA. C. M. Lei March 02, 2006. Goals. To use FEA as a design tool to understand what kind of adhesives and substrate should be used for achieving a mimimal thermal displacement. Options of substrate cf/TPG/cf aluminum Options of adhesives Silicone glue (E = 2 Mpa)

438 views • 31 slides

Polymer Tensile Strength

Polymer Tensile Strength. Michelle Fong and Daniel Matthews Engineering 45: Properties of Materials Santa Rosa Junior College December 5, 2005. Polymers:. A polymer is a generic term used to describe a substantially long molecule with structural and repeating units called monomers.

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Source Spallation European (ESS)

430 views • 28 slides

PROBLEM-1

1.85k views • 27 slides

COMBUSTION CONTROL IN BOILERS

COMBUSTION CONTROL IN BOILERS. Fire-tube boilers are generally limited in size to approximately 25,000 lb/hr (11,340 kg/hr) and 250 PSIG (1.7 MPa ) saturated steam.

547 views • 26 slides

FOOTING

611 views • 25 slides

Quick Methods for Determining Plant Available Water

326 views • 21 slides

Linear Structural Analysis of the NCSX Modular Coil & Shell

Linear Structural Analysis of the NCSX Modular Coil & Shell. Leonard Myatt NCSX Final Design Review May 19-20, 2004 PPPL. Back-Up Documentation. This work is captured more completely in the project memo entitled:

325 views • 20 slides

Remote Earthquake Triggering: (Fault) Failure is Not Always an Option

Remote Earthquake Triggering: (Fault) Failure is Not Always an Option. Heather Savage and Emily Brodsky UC Santa Cruz. Remote Triggering From Denali Earthquake. Gomberg et al., 2004. Triggered Seismicity from the Denali Earthquake. 2002 Denali, Alaska Mw 7.9 Earthquake.

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Stress in Flip-Chip Solder Bumps due to Package Warpage

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Soil Physics 2010

Outline. Announcements Where were we? Measuring water potential Unsaturated flow. Soil Physics 2010. Announcements. Giant clam-eating shark found in Kansas (no kidding! See http://news.bbc.co.uk/earth/hi/earth_news/newsid_8530000/8530995.stm )

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Lecture Problem 136

Lecture Problem 136. E106 Section 2 Corina Tom 3-7-07. Problem Statement. Calculate the maximum radius and wall thickness of a spherical pressure vessel made of Ti-6A1-4V Titanium Alloy periodically pressurized to 500 kPa, so that it will leak before breaking.

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Energy Conservation(cont.)

Energy Conservation(cont.). Example: Superheated water vapor is entering the steam turbine with a mass flow rate of 1 kg/s and exhausting as saturated steamas shown. Heat loss from the turbine is 10 kW under the following operating condition. Determine the power output of the turbine.

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Energy Conservation(cont.)

Energy Conservation(cont.). Example: Superheated water vapor is entering the steam turbine with a mass flow rate of 1 kg/s and exhausting as saturated steamas shown. Heat loss from the turbine is 10 kW under the following operating condition. Determine the power output of the turbine.

277 views • 6 slides

Entropy of a Pure Substance

P = const. v = const. T. s (kJ/kg). Entropy is a thermodynamic property, i.e entropy only depends on the state of the system. Example: given T & P, entropy, S, can be obtained from a thermodynamic table just like v, u, h.

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Entropy of a Pure Substance

P = const. v = const. T. s (kJ/kg). Entropy of a Pure Substance. Entropy is a thermodynamic property, the value of entropy depends on the state of the system. For example: given T & P, entropy, S, can be obtained from a thermodynamic table just like v, u, h.

257 views • 4 slides

A plant cell has an osmotic (or solute) potential of -2.1 MPa. Neglecting the changes

A plant cell has an osmotic (or solute) potential of -2.1 MPa. Neglecting the changes in volume due to turgor pressure, what will its internal pressure be when allowed to come into equilibrium with each of the following solutions:

183 views • 3 slides