Using MEMS Technology In Natural Gas Applications

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Using MEMSTechnology in NaturalGas ApplicationsCPAC Rome Workshop 2011 Siemens AG 2011. All Rights Reserved.

§ Overview§ More than 50 years history of gaschromatography in Siemens§ What is MicroSAM and SITRANS CV?§ Performance of SITRANS CV§§§§§3.1 Measuring Components3.2 Repeatability3.3 Accuracy4.4 MTTR4.5 Installation§ Applications Siemens AG 2011. All Rights Reserved.

History and Product BackgroundHistory nicationtechnologyCapillary technologyColumn switchingsystemInjection technologyMicroSAM &Sitrans CVPerformanceMicro-systemtechnologyMicroSAM SITRANS CVMicro PGCApplicationProcess Gas Chromatography (PGC)MAXUM IILaboratory Gas Chromatography(LGC)1950196019591970SpecificSiemens developmentsPage 319801990200020102020Future2009automation Acquisition of appliedTransferred technologies Siemens AG 2011. All Rights Reserved.Industry Sector

History and Product BackgroundIn spite of the successful installations and smooth operationof traditional on-line Process Gas Chromatographs .there was still a customer desire to§ reduce capital investment§ reduce infra-structure§ reduce lifecycle costs§ reduce cycle and sample lag timescombined with high analytical performance§ increase simplicity§ reduce the amount of maintenance required§ achieve high availabilityPage 4 Siemens AG 2011. All Rights Reserved.Industry Sector

History and Product BackgroundHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplication1990Page 5Type IType IIType III§ Columns§ Columns§ Columns§ Detector§ Detector§ Detector§ Valve§ Valve§ Valve§ Test inPGC§ Electronic199219941996§ Housing19982000MicroSAMSITRANS CV§ Salesrelease§ Salesrelease2002200420062008 Siemens AG 2011. All Rights Reserved.Industry Sector

What are MicroGCs ?MicroSAM & SITRANS CVHistory &Background§ Micro Single Analyzer ModuleMicroSAM &Sitrans CV§ Miniaturized and standardizedprocess GC based on MEMSPerformance§ Simple, modular & economicalApplication§ Consisting of three parts(analytics, control & electronics)§ Application modules(maintenance-free)§ Rugged ex-proof design§ Broad communication flexibilityand networkabilityMicroSAM: Solution for typical Process AnalyticsSITRANS CV: Solution for Natural Gas MeasurementPage 6 Siemens AG 2011. All Rights Reserved.Industry Sector

SITRANS CV & MicroSAMHistory &BackgroundApplicationHigh§§§§MicroSAM §Natural gas samplespecial energy software2 ModulesLow networkabilityFixed Communication§§MicroSAM§§§gaseous sampleProcess software11 Modulesnetworkabilityfree configurableLowPerformanceStandardization LevelMicroSAM &Sitrans CVSITRANS CVMicroSAMPage 7 Siemens AG 2011. All Rights Reserved.Industry Sector

Performance SITRANS CVMeasuring ComponentsHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplicationComponentsMeasuring ranges (mol%)MethaneNitrogenCarbon entanen-PentaneHexane HexaneHeptane OctaneNonane Oxygen50 . 1000 . 250 . 200 . 200 . 150 . 100 . 100 . 10 . 10 . 10 . 30 . 10 . 30 . 10 . 10 . 4A constant concentration canbe added to the component list.HeliumH2SPage 8 500 ppmNot measuredOptionsC1 to C6 /- oxygenC1 to C7 C1 to C9 Hexan Group (iso/n-Hexane to iso/n-Nonane)Heptan Group(iso/n-Hexane) andGroup(iso/n-Heptane to iso/n-Nonane)Nonan /n-Octane),Group(iso/n-Nonane) Siemens AG 2011. All Rights Reserved.Industry Sector

Performance SITRANS CVRepeatability Part 1History &BackgroundMicroSAM &Sitrans CVPerformanceApplicationMeasuring Components andCaloric ValuesSuperior CVInferior CVDensityRelative DensityWobbe IndexNitrogenCarbon entaneiso-Pentanen-PentaneSum C6 HoHuN2CO2C1C2C3i-C4n-C4neo-C5i-C5n-C5C6 Concentration(Mean 0.0502Standard 790.000422Standard 0.5562620.5962410.8579701.0842690.9569770.841165 0.01%Fulfills requirements of ISO 6974-5 for measuring components:Page 9 Siemens AG 2011. All Rights Reserved.Industry Sector

Performance SITRANS CVRepeatability Part IIHistory &BackgroundAmbient temperature:-20 C to 55 CMicroSAM &Sitrans CVPerformanceApplicationDensityPTB approvedCalorific value also suitable for extreme environmental conditionsPage 10 Siemens AG 2011. All Rights Reserved.Industry Sector

Performance SITRANS CVAccuracyHistory &BackgroundTypical performance specified by gas companies: 0.15%MicroSAM &Sitrans CVCVSPerformance 0.02 %Application11,0500kWh/m 311,063kWh/m 312,429kWh/m 39,720kWh/m 39,450kWh/m 310,778kWh/m 3Density 0.08 % superior accuracy 0.1 % (all calculated values) for variousgas qualities in a natural gas transmission gridPage 11 SiemensAG 2011.All Rights Reserved.Calibration results of a PTB approved SITRANS CV (yearlyinspectionby authorizedcompany)Industry Sector

Performance SITRANS CVMTTRHistory &BackgroundMTTR:MicroSAM &Sitrans CVMean Time To Repair (MTTR). Average time needed for repair,taking into account maintenance and downtime.PerformanceApplicationTest:§ Exchange the analyticalmodule (Manual)§ No expert knowledgenecessary§ Compare the resultsbefore and afterSource:Shell OP 97-30425: Analyzer Maintenance and DataAcquisition System, AMADAS, with Attachment 1 . 16Page 12 Siemens AG 2011. All Rights Reserved.Industry Sector

Performance SITRANS CVOperation & DiagnosisHistory &Background§ Windows based software guarantees simple operationMicroSAM &Sitrans CV§ Self-diagnostics of all analyticalparameters monitors health statusPerformanceApplication§ Password protected accessguarantees high security§ Checksum verifies correctparameter settings§ Int. mean value calculation§ Internal trend evaluation§ Integrated displayPage 13 Siemens AG 2011. All Rights Reserved.Industry Sector

Performance SITRANS CVOperation & DiagnosisHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplication§ Automatic optimization technique increases reliability§ No time is lost by optimizingduring calibration run§ Optimization parameters:column switching time;retention time windows§ Logbook§ Long term data storage§ reports: 100 days,§ hourly averages: 1 yearPage 14 Siemens AG 2011. All Rights Reserved.Industry Sector

Performance SITRANS CVInstallationHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplication§ No additional hardware isnecessary for the§ C9 measurement(in comparison to theC6 measurement)§ Short cycle time with 100 sec.§ Same analyticalperformance as the§ analytical standard method C6 § Repeatability : 0.01 mol%§ Accuracy: 0.1 mol%§ Same operation cost(power and carrier gas)§ as the standard SITRANS CV C6 measurementPage 15 Siemens AG 2011. All Rights Reserved.Industry Sector

Performance SITRANS CVInstallationHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplicationSample streamsInstrument air3x sample,1x calibrationnot requiredAccommodationWeightDirectly on the pipe,in a protective housingor in analyzer shelter15 kgCarrier gas24 V DC; 15 VAHelium (typically)Consumption: 35 ml/minstandby modus:6 ml/minTemperatureRangeHazardous Class- 20 C to 55 CATEX 2 G EExd IIC T4CSA Class 1 Div. 1, Group B,C,DFM Class 1 Div. 1, Group B,C,DFM Class 1 Zone 1, Group IIB H2Page 16PowerProtectionIP 65NEMA 4X Siemens AG 2011. All Rights Reserved.Industry Sector

ApplicationsHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplicationPage 17 Siemens AG 2011. All Rights Reserved.Industry Sector

ApplicationsNatural Gas ConsumerHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplication:Factories that need a huge amountof heat prefer natural gas as cleanand efficient fuel.ApplicationPurpose:§ Quality monitoring§ Process controlAnalysis:§ Wobbe index and calorific valuePage 18 Siemens AG 2011. All Rights Reserved.Industry Sector

ApplicationsNatural Gas ProcessingHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplication§ Raw Natural gas from the wells must be processed to‚pipeline quality‘ gas.§ Removal of different componentsApplicationAnalysis§ Process control§ Quality requirements ofNatural gas before feedinginto pipeline systemPage 19 Siemens AG 2011. All Rights Reserved.Industry Sector

ApplicationsPipeline Metering StationHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplicationPage 20Application§ Transfer to another country§ Custody transfer:Selling NG from one companyto anotherPurpose§ Energy Content:§ Assure Quality(Properties are withing specifiedparameters)Analysis§ Calorific value, Wobbe Index, Density§ Output of individual componentsto flow computer Siemens AG 2011. All Rights Reserved.Industry Sector

ApplicationPipeline Compressor / Blending StationHistory &BackgroundMicroSAM &Sitrans CVApplication§ Compress NG for transportationin pipelinePerformancePurpose AnalysisApplication§ Quality Assurance§ Protect Compressors, equipment& pipeline§ Gas blending for turbine(If the gas comes from differentwells and change compositionquickly)Analysis§ Calorific value, Wobbe IndexPage 21 Siemens AG 2011. All Rights Reserved.Industry Sector

ApplicationNatural Gas StorageHistory &BackgroundMicroSAM &Sitrans CVPerformanceApplicationApplication§ Storage of Natural GasPurpose Analysis:§ Quality check§ Fiscal meteringAnalysis§ CV, Wobbe Index, Density§ Sample composition for flow computerParticular Benefits§ Reliability, self optimization§ Plug & Play repairPage 22 Siemens AG 2011. All Rights Reserved.Industry Sector

ApplicationEconomical by system standardizationHistory &BackgroundMicroSAM &Sitrans CVFrom customized solutions to standard sets (Set CV)MicroSAMGas export metering skid in UK,EuropeSITRANS CVGas transmission stationin Romania, EuropeSITRANS CVFuel control section of apower plant in Thailand, AsiaPerformanceApplicationPage 23 Siemens AG 2011. All Rights Reserved.Industry Sector

ApplicationEconomical by modularity & miniaturizationHistory &BackgroundMicroSAM &Sitrans CVFrom onshore installations to offshore solutionsOnshore Fiscal MeteringBiogas Plant, GermanyOffshore Fiscal MeteringAlvheim FPSO, NorwayPerformanceApplicationPage 24 Siemens AG 2011. All Rights Reserved.Industry Sector

Thank you for your attention!Dr. Stefan MalcharekProduct ManagerSC / Karlsruhe / I IA SC PA PRMSiemensallee 8476187 KarlsruhePhone: 49 (721) 595 6257Fax: 49 (721) 595 893 6257Cellular: 49 (173) 289 2605E-Mail: stefan.malcharek@siemens.com Siemens AG 2011. All Rights Reserved.UsingMEMSTe

Hexan Group (iso/n-Hexane to iso/n-Nonane) Heptan Group(iso/n-Hexane) and Group(iso/n-Heptane to iso/n-Nonane) N o na Gr up(is / -H ex ), Group(iso/n-Heptane), Group(iso/n-Octane), Gr oup(is / n-N a e) C 1 to C 6 /- oxygen C 1 to C 7 C 1 to C 9 Options

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