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国外顶级PECVD公司的培训PPT.ppt
运行环境:Win9X/Win2000/WinXP/Win2003/
数理语言:简体中文
数理类型:国产软件 - 环境学科 - 环境学科ppt
授权方式:共享版
数理大小:5.05 MB
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更新时间:2019-12-25 15:35:13
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国外顶级PECVD公司的培训PPT.ppt介绍

High Pump Speed High Throughput Upper Limit 10 torr Low Operating Cost Moderate Initial Cost Small to Very Large Size No Oil Sealing Tolerates Particulates, Oxygen, Etchants Requires Mechanical Pump Critical Mechanical Tolerance Bearing Require Cooling and Lubrication Lower limit 10?? torr Noisy  Fast Recovery from “Dumping” Fast Start-up Constant Speed Clean (no Oil) Low Operating Cost High Throuput Small to Large Size Sensitive to Particulates Requires Mechanical (Roughing) Pump High RPM (Noise/Vibration)  Low Speed for Hydrogen and Helium High Maintenance Cost High Initial Cost  High Speed Very High Throughput Clean Low Operating Cost Continuous Mechanical Pumping Not required Small to Large Size Requires Regeneration Requires Periodic Maintenance Requires Ultrapure Helium Hydrogen Can Be Explosive Low Frequency Vibration Some application Limits  Chemical Process Equipment		10?? std cc/sec—1cc/10 sec Torque Converter			10?? std cc/sec—3cc/hour Beverage Can End			10?? std cc/sec—1cc/day Vacuum Process System		10?? std cc/sec—1cc/2 weeks IC Package				10?? std cc/sec—3cc/year Pacemaker				10?? std cc/sec—1cc/30 years Product or system Vacuum Process System		10?? std cc/sec—1cc/2 weeks  Basic Leak Detection 3/8 IN. 3/8 IN. 3/8 IN. 1 Cubic Centimeter 10?? std cc/sec—1cc/10 sec 10?? std cc/sec—3cc/hour 10?? std cc/sec—1cc/day 10?? std cc/sec—1cc/2 weeks 10?? std cc/sec—3cc/year 10?? std cc/sec—1cc/30 years Leak Rates  Basic Leak Detection  Basic Leak Detection BOURDON GAUGE TORR 10??? 10? 10? 10?? 10?? 10?? 10?? 10??? 10??? Vacuum Gauges Vacuum Gauges BOURDON GAUGE Vacuum Gauges VACUUM BOURDON GAUGE BOURDON GAUGE CAPACITANCE MANOMETER TORR 10??? 10? 10? 10?? 10?? 10?? 10?? 10??? 10??? Vacuum Gauges Vacuum Gauges SENSOR BODY AND DIAPHRAGM ASSEMBLY ELECTRODE CONNECTIONS CAPACITOR ELECTRODE P? PORT PR  PORT (DIFFERENTIAL ONLY) Vacuum Gauges Vacuum Gauges ABSOLUTE EVACUATED AND SEALED DIFFERENTIAL ELECTRODES PR PX P PX P DEMODULATOR SENSOR PREAMP ? 15V SUPPLY AMPLIFIER (DC) AMPLIFIERS (AC) ?58V SUPPLY OSCILLATOR 10 kHz 0-10V OUTPUT CONNECTOR 0-10V Vacuum Gauges BOURDON GAUGE CAPACITANCE MANOMETER THERMOCOUPLE GAUGE TORR 10??? 10? 10? 10?? 10?? 10?? 10?? 10??? 10??? Vacuum Gauges Vacuum Gauges (+) (-) Control Unit Vacuum Gauges (+) (-) FILAMENT THERMOCOUPLE METER BOURDON GAUGE PIRANI GAUGE CAPACITANCE MANOMETER THERMOCOUPLE GAUGE TORR 10??? 10? 10? 10?? 10?? 10?? 10?? 10??? 10??? Vacuum Gauges (+) (-) FILAMENT Vacuum Gauges Vacuum Gauges POWER SUPPLY M COMPENSATOR TO SYSTEM REGULATES HEAT TO THE LAMPS OR RESISTORS BALANCES METER TO 0 PATH 1 PATH 2 M BOURDON GAUGE PIRANI GAUGE IONIZATION GAUGE CAPACITANCE MANOMETER THERMOCOUPLE GAUGE TORR 10??? 10? 10? 10?? 10?? 10?? 10?? 10??? 10??? Vacuum Gauges Vacuum Gauges o o o o o o o o o o o o o o o o o o 									 o o o o o o o o o o o o o o o o o o   Vacuum Gauges BOURDON GAUGE PIRANI GAUGE RESIDAL NITROGEN ANALYZER IONIZATION GAUGE CAPACITANCE MANOMETER THERMOCOUPLE GAUGE TORR 10??? 10? 10? 10?? 10?? 10?? 10?? 10??? 10??? Vacuum Gauges Vacuum Gauges ION SOURCE QUADRUPOLE MASS FILT

国外顶级PECVD公司的培训PPT.ppt

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