In order to gain the real leak rate under simulating operating conditions,using the pressurized leak detection method of helium mass spectrometer leak detector,the accurate data are obtained.
为了直接获得工作状况下的漏率 ,在模拟工况条件下 ,采用氦质谱检漏仪正压检漏法可满足这样的要求。
This article introduces the theory to find leakage-point of condenser and vacuum system by the helium mass spectrometer leak detector,and analyzes the apparatus usage and the application effect on 3 turbine unit.
介绍了氦质谱检漏仪查漏的原理,通过分析湖北省内3台机组真空系统氦质谱检漏仪查漏的情况及真空状况的改善,指出提高汽轮机真空,是提高机组运行经济性和出力,实现节能降耗的有效手段。
Points out the importance of application of helium leak detector.
指出了氦质谱检漏仪在溴化锂制冷行业中应用的重要性。
Helium leak detector, with the advantages of high precision, steady performance, pollution-free etc.
无论是传统的空调制造业，还是新兴的电子产品、航空航天领域，氦质谱检漏仪都因其灵敏度高、性能稳定、无污染等优点得到了越来越多的重视和推广应用。
helium mass spectrometer leak detector
GB/T13979-1992氦质谱检漏仪
Double Value Characteristic of Leak Rate of Pressure Adding Helium Mass Spectrum Test and the Reliable Combination of Gross-and Fine-leak Detection of the Seal;
充压法氦质谱检漏的器件漏率双值求解和粗、细检漏的可靠衔接
Application of SAFE Ethane Chromatographic Analyzer to Gas Leakage Detection
SAFE乙烷色谱分析仪在燃气泄漏检测的应用
Helium leak testing of nuclear fuel rod for PWR
GB/T11813-1996压水堆燃料棒氦质谱检漏
Research of Helium Mass Spectrometer Leak Detection Technology on Sealed Adaptation of the Optical Fiber
光纤密封转接的氦质谱检漏技术研究
Analysis on cause of some omission happened in detecting extended spectrum β-lactamases positive strains by VITEK-AMS
自动化微生物仪检测超广谱β-内酰胺酶漏检原因分析
UF6 mass spectrometers/ion sources
UF6质谱仪/离子源
gas chromatograph-quadpole mass spectrometer
气相色谱四极质谱仪
liquid chromatographmass spectrometer
液体色谱与质谱两用仪
liquid chromatograph-mass spectrometer(LC-MS)
液相色谱—质谱联用仪
plasma chromatograph-mass spectrometer (PC-MS)
等离子色谱-质谱联用仪
gas chromatograph-mass spectrometer
气相色谱-质谱联用仪
Gaseous helium is used as a coolant during the drawing of optical fibers, as a carrier gas for chromatography, and as a leak detection gas in a variety of industries.
气态氦在光学纤维拉制中用作冷却剂，在色谱仪中用作运载气体，在许多工业中用作检漏气体。
Determination of stilbene hormones residues in fish tissue by automated solid-phase extraction/gas chromatography-tandem mass spectrometry
自动固相萃取/气相色谱-质谱/质谱仪检测鱼肉中残留二苯乙烯类激素
gas chromatograph-mass spectrometer-computer
气相色谱仪-质谱仪-计算机联用系统
Development of the Portable Instrument for Magnetic Flux Leakage Testing of Storage Tank Floor;
便携式储罐底板腐蚀漏磁检测仪研制
A Design for WSJY-1 Type of Roof-leaking-measuring Iustrument;
WSJY-1型屋面渗漏检测仪的设计
Design and Experimental Research on Flow-measurement-type Air Leakage Tester
流量式泄漏检测仪的设计与实验研究