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106 Cards in this Set
- Front
- Back
KPI |
Key Performance Indications A business metric used to evaluate factors that are crucial to the success of an organization. Considerations include time, cost, and performance. |
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CPI |
Cost Performance Index The ratio of earned value to actual cost. No consideration for time or performance |
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MES |
Manufacturing Execution System Utilized to schedule production activites. Level 3 activities, example could be a batch system. |
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ERP |
Enterprise Resource Planning Use to collect, store, manage, and interpret data from many business activites, including production planning, purchase, manufacturing of service delivery. Level 4 activites. |
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ROI |
Return on Investment The accumulated cash inflows minus the initialinvestment. Achieved after a period of time where the total cash inflows equalsthe total cost of the initial investment. Non-Discounted- Does not consider the time value ofmoney. |
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NPV |
Net Present Value(NPV)– The current value of an expected time series of cash flows minus the initialinvestment. Discounted - Doesconsider the time value of money. |
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Feasibility Study |
Feasibility Study – Evaluate the alternativesolutions along with the associated benefits and cost. Used as the basis onwhich to decide to proceed to the next step. |
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Success Triangle |
Success Triangle – Quality, Profit, Cost |
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Project Constraints |
Project Constraints – Time & Money. Time drivenprojects will increase the cost, Cost driven projects will increase the time.The same amount of work will be done to complete. |
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Cost-Plus |
Guarantees a profit for the seller in return forfull control over the project from the buyer. |
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Time and Material |
Similar to cost plus exceptmaterial is involved |
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Time & Material Not to Exceed |
Same as T&M except the stipulation is not toexceed max cost limit. |
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Fixed Price |
High risk,high reward. Contingency is usually a factor when biding |
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Project Life Cycle |
FeasibilityStudy-> Project definition-> System Design-> Software Development->Deployment-> Support |
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Management Tools |
Scope of Work, Estimate, Design Schedule, Status Report, Management of Change (MOC) |
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P&ID |
Piping and instrument Diagram(P&ID) - the principal document used todefine the process, equipment, piping, and components. Very detailed |
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PFD |
Process Flow Diagrams (PFD) – Continuous process plants. Showswhat and how much product, typical temperatures, flows, pressures, etc.. Can beentire plant in scope: from raw material to final product. |
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Specification Sheets |
Data sheet provided by the supplier. |
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Instrument List |
Listing ofall instruments in alphanumeric order. |
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Loop Diagrams |
A schematic representation of a completehydraulic, electrical, magnetic, or pneumatic circuit the circuit is called aloop. |
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Location Plan |
instrument location drawing |
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Probabilityof success |
the probabilitysystem will perform as intended |
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Reliability |
the measured performance of successful operation. Success must bedefined by: intended function, time of function, satisfactory performance,design limits, operating time. |
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MTTF |
Mean time to Failure(MTTF) – Most widely used Metric of reliability. If the failure rate is constantthen (MTTF=1/Failure Rate) |
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MTTR |
Mean time to Restore(MTTR) – Expected time to repair, also known as “mean dead time” |
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MTBF |
Mean Time BetweenFailure (MTBF) – The average time of a failure + repair cycle. MTBF=MTTF+MTTR |
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MTBE |
Mean Time BetweenExplosions (MTBE) - The average time of an Explosion + repair. (for Hazardlocations) |
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Availability |
the probability that a device is successful at a time when needed. A =MTTF/(MTTF+MTTR) |
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Unavailability |
the probability that a device is not successful.U = 1 – A |
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Fail-Safe |
failure state that causes or increases the probability that the systemwill go to a safe state. |
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Fail-danger |
failure state that causes or increases the probability that the systemwill go to a hazardous state. |
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Fail-Noeffect |
failures does not effect the safety function. Not included in analysisor calculations. |
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Prob. of failure safely (PFS) |
Prob. of failuresafely (PFS) – probability that a safety function will trip the processspuriously. (False Trip) |
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Prob. of failure on demand (PFD) |
Prob. of failure ondemand (PFD) – probability that function cannot respond to danger condition. |
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Risk Reduction Factor (RRS) |
RiskReduction Factor (RRS) – Inverse of PFD |
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PFave |
PFave – Average probabilityof failure on demand |
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1oo1 |
basic |
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1oo2 |
High Safety |
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2oo2 |
High Availability |
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2oo3 |
High Safety and Availability |
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1oo1D |
High Safety |
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2oo2D |
High Availability and Safe |
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1oo2D |
High Safety and Available |
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HAZAN |
Hazard Analysis(HAZAN) – Only the analysis of the risk and hazards conditions that exist. Onlythe first step of a risk assessment. |
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HAZOP |
Hazard Analysis andOperability Study (HAZOP) – An all-encompassing review that analyzes notonly the hazardous conditions but also the operability of the facility orprocess. a structured and systematic examination of a planned or existingprocess or operation in order to identify and evaluate problems that mayrepresent risks to personnel or equipment, or prevent efficient operation. |
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RiskAssessment |
Ranking the risk of the hazard events as a function of frequency, andseverity. |
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ProtectionLayers |
– Process -> Process Control -> Alarms-> SIS -> Physical Protection devices-> Physical Protection barriers-> Plant Emergency Response -> Community Emergency Response |
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SIL 1 |
Failure Probability (10%-1%), Typically simplexelements, sensors, transmitters and general PLC. |
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SIL 2 |
Failure Probability (1%-0.1%), Typically redundant orsimplex elements, sensors, smart transmitters and safety PLC. |
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SIL 3 |
FailureProbability (0.1%-0.01%), Typically redundant “smart” elements, redundant smarttransmitters, and redundant safety PLCs. |
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Cause and Effect Diagram |
a visualization tool for categorizing and identifying the potential causes of a problem and to identify itseffect. |
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Fishbone Chart |
avisual tool to illustrate how various factors link to potential problems.Similar function to Cause and Effect, but looks like sentence diagram |
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Pareto Chart |
a quality analysis tool thatdepicts how defects were generated by type of category or identified cause. Contains both bars and a line graph,where individual values are represented in descending order by bars, and thecumulative total is represented by the line. |
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Level 4 |
Business Planning and Integration, Automation:Enterprise Resource Planning (ERP), Network: Business/Enterprise, Time:Months, Weeks, Days, Standard: ISA 95 |
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Level 3 |
Operation Management, Automation: ManufacturingExecution System (MES), Network: Operation, HMI, DMZ (level 3.5), Time:Day, Hours, Minute, Sec. Standard: ISA-88, 95 |
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Level 2 |
Automation and Control, Automation: PLC, DCS, Network:Control, Time: Minutes, Seconds, SubSeconds. Standards: IEC 61311,IEC 61508, ISA 84 |
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Level 1 |
Sensors and Manipulating, Network: Device,Sensor, Standards: ISA-20, 75, 76 |
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Level 0 |
PhysicalProcess |
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NEMA Type 1 |
Indoor, protection from falling solid object. |
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NEMA Type 2 |
Indoor, protection from falling solids and dripping or splashing water. |
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NEMA Type 5 |
Indoor, protection from falling solids & settlingairborne dust, lint, fibers and drippingor splashing water. |
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NEMA Type 12 |
Indoor withoutknockouts, protection from falling solids & settling airborne dust,lint, fibers and dripping or splashing water. |
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NEMA Type 13 |
Indoor without knockouts, protection from fallingsolids & settling airborne dust, lint, fibers and dripping or splashingwater. Protection from spraying splashingand seepage of oil and coolants. |
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NEMA Type 3 |
Indoor/Outdoor, protection from windblown dust & falling solids and frozen water (sleet, rain, snow). |
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NEMA Type 3x |
Indoor/Outdoor, protection from windblown dust & fallingsolids and frozen water (sleet, rain, snow), Corrosion resistant. |
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NEMA Type 4 |
Indoor/Outdoor, protection from windblown dust & fallingsolids and frozen water (sleet, rain, snow), and hose directed water. |
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NEMA Type 4x |
Indoor/Outdoor, protection from windblown dust & fallingsolids and frozen water (sleet, rain, snow), and hose directed water, Corrosion resistant. |
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NEMA Type 6 |
Indoor/Outdoor, protection from windblown dust & falling solids and frozen water(sleet, rain, snow), and hose directed water & Temporary Submersion at a limited depth. |
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NEMA Type 6P |
Indoor/Outdoor, protection from windblown dust & falling solids and frozen water(sleet, rain, snow), and hose directed water & Prolonged Submersion at a limited depth, Corrosion resistant. |
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NEMA Type 7 |
HAZARDOUS Indoor,for use in Class I Division 1 |
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NEMA Type 8 |
HAZARDOUS Indoor/Outdoor,for use in Class I Division 1 |
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NEMA Type 9 |
HAZARDOUS Indoor,for use in Class II Division 1 |
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NEMA Type 10 |
HAZARDOUS MineSafety (MSHA) |
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Class I |
Gases and Vapors. Easyignition by electric arc or passage of explosion through gap. |
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Class II |
Combustible Dust. Examples:coal dust, grain dust, sugar dust. |
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Class III |
Ignitable Flyings. Examples: Wood chips, cotton… |
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Division 1 |
Continuous or Intermittentclass hazard. (Hazard condition likely) |
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Division 2 |
Rare, abnormal or mitigatedclass hazard. Hazard condition less likely, dependent on equipment failure. |
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Zone 0 |
ContinuousClass I Div 1 |
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Zone 1 |
IntermittentClass I Div 1 |
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Zone 2 |
ClassI Div 2 |
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Zone 20 |
Continuous Class II Div 1 |
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Zone 21 |
Intermittent Class II Div 1 |
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Zone 22 |
ClassII Div 2 |
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Globe Valve |
Linear motion, used for applications requiring throttling and frequentoperation. Since the baffle restricts flow, they are not recommended wherefull, unobstructed flow is required. |
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Pinch Valve |
Linear Motion, used inapplications where the media needs to be completely isolated from any internalvalve parts or entrapments. They are commonly applied to medical instruments,clinical or chemical analyzers, and a wide range of laboratory equipment. |
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Ball Valve |
Rotary Motion, durable, performing well after manycycles, and reliable, closing securely even after long periods of disuse. Thesequalities make them an excellent choice for shutoff applications, where theyare often preferred to gates and globe valves, but they lack their fine control inthrottling applications. |
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Characterized Ball Valve |
Rotary motion, ball valvewith modified ball to improve throttling |
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Butterfly Valve |
Rotary Motion, the disc is always present within theflow, so a pressure drop is always induced in the flow, regardless of valve position. |
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Type T |
copper/constantan – (-250C to 350 C) |
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TypeJ |
iron/constantan- (0C to 750 C) |
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TypeE |
chromel/constantan - (-200C to 900 C) |
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TypeK |
chromel/alumel - (-200C to 1250 C) |
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TypeN |
Nicrosil/Nisil - (270C to 1300 C) |
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TypeS, R, B |
Platinum Rhodium - (0C to 1450 or 1700 C) |
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TypeC |
Tungsten/Rhenium - (0C to 2320 C) |
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RTD |
Resistive Temperature Detector (RTD) – wire that responds to temperature change by changingresistance. Made of platinum, nickel, or tungsten. Advantage: more accurate. Disadvantage:less rugged, cannot be used with hi temperatures (max about 500 Co). |
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Thermistor |
SemiconductorRTD |
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Resolvers and synchros |
Resolvers and synchros are transducers thatconvert the angular position and/or velocity of a rotating shaft to anelectrical signal. Used primarily for motion control. |
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SmartInstruments |
Any instrument that is microprocessor based,programmed, has memory, or remote communications. Usually digital. |
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Single Component Analyzers |
Moister,pH, LEL |
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GC |
Gas Chromatograph (GC) – Compositional analyzer |
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TECF Cooling method |
Totally Enclosed Fan Cooled |
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TENV Cooling method |
Totally Enclosed Non-Ventilated |
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DPFG Cooling method |
Drip proof – fully guarded |
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ODP Cooling method |
Open Drip proof |