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  1. 神经网络预测填埋场甲烷生成 Neural network prediction model for the methane fraction in biogas from field-scale landfill bioreactors

  2. Neural network prediction model for the methane fraction in biogas from field-scale landfill bioreactors 神经网络预测填埋场甲烷生成 From Science-Direct

  3. 所属分类：网络基础

    • 发布日期：2010-11-10
    • 文件大小：774144
    • 提供者：gerneral0

  1. Rethinking biological activation of methane and conversion to liquid fuels

  2. If methane, the main component of natural gas, can be efficiently converted to liquid fuels, world reserves of methane could satisfy the demand for transportation fuels in addition to use in other sectors. However, the direct activation of strong C-

  3. 所属分类：其它

    • 发布日期：2014-07-02
    • 文件大小：1048576
    • 提供者：menghang2013

  1. 基于单片机的低功耗甲烷检测系统设计

  2. 摘要: 本文开展了作为电子鼻硬件平台的气体传感器阵列测试系统和高灵敏度甲烷检测系统的研究。研制成功的低功耗高灵敏度甲烷检测系统具有低功耗、智能化的特点，采用电池供电，LCD显示和USB接口，操作方便。检测仪硬件由微结构金属氧化物气体传感器阵列、气体进样装置及高速SOC单片机为核心的信号处理电路组成。在硬件设计中，着重于低功耗电路的设计，采用低功率器件和省电管理模式，使整个系统的工作功率低于1.5 W。 关键字: 检测系统; 低功耗; 甲烷; 单片机 ZHENG Yao-tian (Physic

  3. 所属分类：硬件开发

    • 发布日期：2009-03-05
    • 文件大小：27648
    • 提供者：fsyx_hua

  1. case study - 燃气 - Fairview Coal Seam Methane Gas 1006.pdf

  2. case study - 燃气 - Fairview Coal Seam Methane Gas 1006pdf,case study - 燃气 - Fairview Coal Seam Methane Gas 1006

  3. 所属分类：其它

    • 发布日期：2019-10-16
    • 文件大小：1048576
    • 提供者：weixin_38744375

  1. Low-temperature catalytic combustion of methane over MnOx-CeO2 mixed oxide catalysts: Effect of preparation method

  2. Low-temperature catalytic combustion of methane over MnOx-CeO2 mixed oxide catalysts: Effect of preparation method，Shi Limin，储伟，The effect of preparation method on MnOx-CeO2 mixed oxide catalysts for methane combustion at low temperature was investig

  3. 所属分类：其它

    • 发布日期：2020-03-04
    • 文件大小：316416
    • 提供者：weixin_38615397

  1. 南京市化工行业非甲烷挥发性有机物排放清单研究

  2. 南京市化工行业非甲烷挥发性有机物排放清单研究，毛攀，吴秀才，基于详细的企业调查信息建立了南京市化工行业非甲烷挥发性有机物(Non-methane volatile organic compounds, NMVOC)排放清单。2011年南京市化工行业

  3. 所属分类：其它

    • 发布日期：2020-02-29
    • 文件大小：741376
    • 提供者：weixin_38610012

  1. Ethyl methanesulfonate (EMS)-mediated mutagenesis of cucumber (Cucumis Sativus L.)

  2. EMS诱导黄瓜突变体的研究，王丽娜，张兵，甲基磺酸乙酯（Ethyl methane sulfonate, EMS）是一种稳定有效的化学诱变剂。本研究利用1% EMS，以12 h、 24 h、48 h的不同处理时间，处理'山农5�

  3. 所属分类：其它

    • 发布日期：2020-02-11
    • 文件大小：353280
    • 提供者：weixin_38751016

  1. Effect of Promoter MgO on CeO2/Al2O3 Oxygen Carrier Used in Partial Oxidation of Methane to Syngas

  2. Effect of Promoter MgO on CeO2/Al2O3 Oxygen Carrier Used in Partial Oxidation of Methane to Syngas，刘明春，王华，Promoter MgO on 10％CeO2/Al2O3 oxygen carrier was investigated for direct partial oxidation of methane to syngas in molten salt. The contents of

  3. 所属分类：其它

    • 发布日期：2020-01-08
    • 文件大小：381952
    • 提供者：weixin_38677260

  1. Methane Hydrates and Future Climate

  2. Methane Hydrates and Future Climate，栗方星，Zunfeng Liu，The formation and release of methane hydrates, an important way of carbon cycle which follows a certain rule, has led to glacial-interglacial climate cycles. But up till now, no mo

  3. 所属分类：其它

    • 发布日期：2020-01-01
    • 文件大小：216064
    • 提供者：weixin_38693192

  1. Methane-reformer-源码

  2. 甲烷重整器 函数h =焓（y，T） c ％用户定义的函数来计算 ％气体的比焓 SR / SOFC / UB系统百分比 ％ 输入参数的百分比：y =混合气体摩尔分数的矢量[-] ％T =温度[K] ％输出参数：h =混合气体的比焓[kJ / kmol] ％ 成分 ％1 2 3 4 5 6 7 ％CH4 H2O CO H2 CO2 O2 N2 h = 0; href = [-74870 -241830 -110530 0 -393520 0 0];理想das在298.15 K时以[k

  3. 所属分类：其它

    • 发布日期：2021-03-19
    • 文件大小：3072
    • 提供者：weixin_42107561

  1. Desing-of-the-methane-reformer-源码

  2. 甲烷重整器的设计 函数h =焓（y，T） c ％用户定义的函数来计算 ％气体的比焓 SR / SOFC / UB系统百分比 ％ 输入参数的百分比：y =混合气体摩尔分数的矢量[-] ％T =温度[K] ％输出参数：h =混合气体的比焓[kJ / kmol] ％ 成分 ％1 2 3 4 5 6 7 ％CH4 H2O CO H2 CO2 O2 N2 h = 0; href = [-74870 -241830 -110530 0 -393520 0 0];理想das在298.15 K时

  3. 所属分类：其它

    • 发布日期：2021-03-19
    • 文件大小：3072
    • 提供者：weixin_42134144

  1. Average kinetic energy of ions ejected from pure Coulomb explosions of methane clusters

  2. We use an electrostatic model to study the average kinetic energy of ions ejected from the pure Coulomb explosions of methane clusters (CA4)n (light atom A=H and D). It is found that the ratio of the average kinetic energy of the ions to their initia

  3. 所属分类：其它

    • 发布日期：2021-02-26
    • 文件大小：373760
    • 提供者：weixin_38517113

  1. Chirping-dependent ionization and dissociation of methane in an intense femtosecond laser field

  2. We studied the ionization and dissociation of polyatomic molecule methane in an intense femtosecond laser field with wavelength of 810 nm and intensities ranging from 1.4×10^(14) to 2.6×10^(15) W/cm2 by mass spectroscopy. Abundant fragment ions were

  3. 所属分类：其它

    • 发布日期：2021-02-11
    • 文件大小：489472
    • 提供者：weixin_38634037

  1. Research on the distributed optical remote sensing of methane employing single laser source

  2. A design and testing of a cost-effective distributed optical remote sensing methane system, which will help one to detect gas leaks from multi-coal face in mines simultaneously, is presented. The fundamentals of the remote detection are based on freq

  3. 所属分类：其它

    • 发布日期：2021-02-11
    • 文件大小：450560
    • 提供者：weixin_38681218

  1. Frequency stabilization of diode laser to 1.637 μm based on the methane absorption line

  2. The frequency of an external-cavity diode laser has been stabilized to 1.637 μm by using the reference of absorption lines of methane. The method can be applied to wavelength division multiplexed optical communication, fiber-optic sensing systems, as

  3. 所属分类：其它

    • 发布日期：2021-02-11
    • 文件大小：549888
    • 提供者：weixin_38680492

  1. An optical fiber methane gas sensing film sensor based on core diameter mismatch

  2. An optical fiber evanescent wave methane gas sensor based on core diameter mismatch is reported. The sensor consists of a multimode fiber in which a short section of standard single-mode fiber, coated with the inclusion of cryptophane molecules E in

  3. 所属分类：其它

    • 发布日期：2021-02-10
    • 文件大小：263168
    • 提供者：weixin_38734993

  1. Cooling-induced increase of methane cluster size investigated under a Coulomb explosion scheme

  2. In this letter, we discuss the increase in the average cluster size by lowering the stagnation temperature of the methane (CH4) gas. The Coulomb explosion experiments are conducted to estimate the cluster size and the size distribution. The average C

  3. 所属分类：其它

    • 发布日期：2021-02-08
    • 文件大小：529408
    • 提供者：weixin_38530995

  1. Photoemission mechanisms of methane in intense laser fields

  2. The visible and near-UV emission spectroscopy of methane (CH4) induced by a femtosecond intense laser field (800 nm, 40 fs, 1014 W/cm2) is studied. By measuring the decay profiles of the neutral fragment product CH (A2Δ → X2Π), two reaction pathways,

  3. 所属分类：其它

    • 发布日期：2021-02-07
    • 文件大小：265216
    • 提供者：weixin_38738189

  1. Controlling neutral fragmentation yields of methane by femtosecond laser pulses

  2. We demonstrate the control of neutral fragmentation of methane (CH4) induced by a Ti:sapphire intense laser pulse (800 nm, 40 fs) by using a pump–probe spectroscopy. Enhancement of the fluorescence emission from the neutral radical CH (A2Δ → X2Π) ind

  3. 所属分类：其它

    • 发布日期：2021-02-05
    • 文件大小：421888
    • 提供者：weixin_38728624

  1. Optical f iber methane sensor based on SAN f ilm containing cryptophane-E-(OEt)6

  2. A novel long-period fiber grating (LPFG) film methane sensor is designed and applied successfully. The sensor is constructed by depositing a thin styrene-acrylonitrile (SAN) film containing the new compound cryptophane-E-(OEt)6 onto the cladding surf

  3. 所属分类：其它

    • 发布日期：2021-02-06
    • 文件大小：4194304
    • 提供者：weixin_38703295
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