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Keywords NMR log;signal intensity;sonde design;electron circuitdesign; 核磁共振测井;信号强度;探头设计;电子线路设计;
Keywords NMR logging;SVD;T2 distribution;multiexponential inversion; 核磁测井;奇异值分解;T2分布;多指数反演;
Keywords NMR logging spectrum analysis differential spectrum method （DSM） shifted spectrum method （SSM） oil reservoir description log interpretation; 关键词核磁共振测井;谱分析;差谱法;移谱法;油藏描述;测井解释;
Keywords NMR logging;two-dimensional NMR;relaxation time;internal field gradient;paramag-netic material; 核磁共振测井;二维核磁共振;弛豫时间;内部磁场梯度;顺磁物质;
Keywords NMR logging;bulk volume of irreducible water model;T2cutoff method;spectral bulk volume irreducible;BVI weighting function; 核磁共振测井;束缚水模型;T2截止值法;T2谱系数法;BVI加权函数法;
In petroleum industry,the NMR techniques include NMR logging,NMR mud log,NMR while drilling and DMT to identify fluids using NMR. 石油工程中的核磁共振技术包括核磁共振测井技术、核磁共振录井技术、随钻核磁共振技术以及利用核磁共振技术进行流体识别的模块式地层测试技术等。
Prammer M G.A new multiband generation of NMR logging tools[J].SPE Reservior Evaluation &Engineering,2001.51-58. 黄坚;张红杰;赵卫平;等.;测井资料质量控制与评价[J]
The most difficult part in NMR logging system is the detecting,amplifying and acquiring modules of the weak signals. 核磁共振测井中技术难度最大的部分,就是对微弱信号的检测放大及采集,需要采集的几纳伏的正弦信号伴随有极大的噪声。
Keywords NMR;chemical shift;hydrogenic nuclei; 核磁共振;化学位移;氢核;
In order to further understand the oil, gas and water features of the block, the author analyzed the NMR logging for 10 wells of the block. 为了进一步认识该区块油气水层特征,对该区块的10口井进行了核磁共振录井分析。
Keywords NMR;Shaped Pulses;Attenuator; 核磁共振;整形脉冲;衰减器;
Description of carbonate reservoirs with NMR log analysis method 用核磁共振测井资料评价碳酸盐岩等复杂岩性储集层
Andalso,in this text , the synthetical use of NMR logging,FMI logging and the GRspectrum et,is the first time.And building the identify type of lithofacies is alsooriginality. 首次综合核磁共振、成像、自然伽马能谱等多项测井信息,建立研究工区测井岩相的识别模式。
Keywords NMR;assignments;chemical shift;phenylpiperazine; 核磁共振;归属;化学位移;苯基哌嗪;
According to the features of the viscous oil reservoirs with high water saturation and bottom water, the distribution of bypassed oil in Zhuang 1 block was evaluated with NMR logging techniques. 针对桩1块特高含水期底水稠油油藏的特点,利用NMR测井资料定量评价了该区块剩余油的分布情况,为利用水平井开采油水过渡带之上的剩余油提供了依据。
Keywords NMR SNIDE distance imidazo[1;2a]pyrimidine; 核磁共振;质子间距;咪唑并嘧啶;
Keywords NMR;2D NMR;Evodia rutaecarpa;Limonin;Structure; 核磁共振;二维核磁共振;吴茱萸;吴茱萸内酯;结构;
Keywords NMR analyzer;iso tacticity index;polypropylene;factor; 核磁谱仪;国标;聚丙烯;等规指数;影响因素;
Keywords NMR;food powers;caking;glass transition temperature; 粉状食品;结块;玻璃态转化温度;
Keywords NMR;Aster tataricus;Phenolic compounds;Stereochemistry; 核磁共振;紫菀;酚性化合物;立体化学;