analysis of flammability limits for the liquefaction process

  • Analysis of flammability limits for the liquefaction

    Sep 01, 2011  Flammability limits analysis In the designed process, the oxygenbearing CBM undergoes the stages of compression, liquefaction, throttling and distillation while the impurity gases (including methane, nitrogen and oxygen) undergoes the process of cold energy recovery in LNG100 and LNG101 Flammability hazard may exist in these operation

    Cited by: 14
  • Analysis of flammability limits for liquefaction process

    The simulation results can offer references for the separation of oxygen from CBM, the analysis of flammability limits and the safety measures for the whole processHighlights A novel liquefaction

  • (PDF) Analysis of flammability limits for the liquefaction

    The simulation results can offer references for the oxygen separation from the CBM, and the analysis of flammability limits and the safety measures for the liquefaction and distillation process Table 5 The main process parameters for the gas resources containing 42% methane

  • Analysis of flammability limits for liquefaction process

    Most of oxygenbearing coalbed methane(CBM)has not been utilized due to the limit in technique for productionThe discharged gas leads to not only the waste of resources but also environmental pollutionIn this study,a liquefaction process is proposed and designed for the typical CBMHYSYS software is adopted to simulate the processThe flammability limits are analyzed and calculated

  • Analysis of flammability limits for the liquefaction

    Analysis of flammability limits for the liquefaction process of oxygenbearing coalbed methane Notice The full text article is not available The article you have requested is supplied via the British Library and is not available for immediate download

  • (PDF) Design and analysis of liquefaction process for

    [18] QS Yin, Economic analysis compared between mixedrefrigerant cycle and liquefaction process of mixed refrigerant process and expander N2 expander, Natur Gas Ind 28 (2) (2008) 148e150 cycle before their selection for offshore gas production

  • Process Safety at the Alaska LNG Liquefaction Facility and

    Process Safety At the Alaska LNG Liquefaction Facility and Marine Terminal April 12, 2018 Hazard Analysis Report –Gas Release •Flammable Gas Dispersion for LNG (1/2 LFL) Purple = release from loading line at Operational noise limit during steadystate operations, see map 30 Noise

  • CHAPTER 5 LIQUEFACTION POTENTIAL EVALUATION AND

    If potential exists for liquefaction at a facility, additional subsurface investigation may be necessary Once all testing is complete, a factor of safety against liquefaction is then calculated for each critical layer that may liquefy A liquefaction analysis should, at a minimum, address the following:!

  • (PDF) Design and analysis of liquefaction process for

    [18] QS Yin, Economic analysis compared between mixedrefrigerant cycle and liquefaction process of mixed refrigerant process and expander N2 expander, Natur Gas Ind 28 (2) (2008) 148e150 cycle before their selection for offshore gas production

  • Experimental study of flammability limits of methane/air

    Oct 01, 2016  Analysis of flammability limits for the liquefaction process of oxygenbearing coalbed methane Appl Energy , 88 ( 2011 ) , pp 2934 2939

  • Applicability of the PSM standard to a flammable liquid

    Jul 09, 1999  However, if the facility contains a PSMcovered process, the process hazard analysis, required by 1910119(e), must include information regarding any hazards (eg, fire, explosion, etc) related to the flammable liquid storage areas which might affect a release of an HHC from a PSMcovered process or interfere with the mitigation of a release

  • Calculation of Flammability and Lower Flammability Limits

    The terms flammability limit (FL) and explosion limit (EL) have often the same meaning In Europe the term “explosion limit” is frequently used as in the ATEX directives and in EN 13237:2012 [6] In the US literature and in international standardization the wording “flammability limit” or “flammable limit

  • Process Safety at the Alaska LNG Liquefaction Facility and

    Process Safety At the Alaska LNG Liquefaction Facility and Marine Terminal April 12, 2018 Hazard Analysis Report –Gas Release •Flammable Gas Dispersion for LNG (1/2 LFL) Purple = release from loading line at Operational noise limit during steadystate operations, see map 30 Noise

  • LIQUEFACTION POTENTIAL OF COHESIONLESS SOILS

    cause liquefaction resulting in structural and ground failures 13 Liquefaction Phenomena The liquefaction phenomenon of soil deposits can be described as the reduction of shear strength due to pore pressure buildup in the soil skeleton The shear strength of cohesionless soil, τ, depends

  • NATURAL GAS LIQUEFACTION TECHNOLOGY FOR

    space limits for the process equipment on the vessel topsides, difficulty of equipment maintenance and repair or replacement, handling of flammable component inventories, and corrosion Meeting these challenges requires a mix of analysis, testing, and innovation

  • What is liquefaction? USGS

    Liquefaction takes place when loosely packed, waterlogged sediments at or near the ground surface lose their strength in response to strong ground shakingLiquefaction occurring beneath buildings and other structures can cause major damage during earthquakes For example, the 1964 Niigata earthquake caused widespread liquefaction in Niigata, Japan which destroyed many buildings

  • Tank 48 Chemical Destruction – FlowSheet Options Report

    process since both the TF and downstream processing facilities impose limits on volatile organics in the waste stream to protect flammability limits Establishing the required level of organic destruction will also determine whether subsequent optimization of the process is necessary

  • Soil Liquefaction: Factor of Safety, Calculations, and

    Soil Liquefaction Analysis/Factor of Safety Three possible methods have been used to various extents for estimating liquefaction potential (Youd 1993): (1) Analytical methods, (2) physical modeling, and (3) empirical procedures Because it is difficult to model the soil conditions at liquefiable sites either analytically or physically

  • Flammability Testing Labs DEKRA

    Flammability Limits The upper and lower flammability limits and explosivity limits (UFL LFL, UEL LEL) may be used to specify operating, storage, and materials handling procedures They are particularly useful in specifying ventilation requirements for operations involving flammable

  • Analysis of a Supercritical Hydrogen Liquefaction Cycle

    Gas liquefaction plants tend to be more efficient as their size increases, 4 and the lifetime cost of a large hydrogen liquefaction plant will be dominated by the cost of the input power5 Thus, improvement in the efficiency of hydrogen liquefaction plants has the potential to save significant amounts of energy and money Hydrogen Liquefaction

  • FLAMMABILITY CHARACTERISTCS OF LIGHT

    Accurate data of flammability limits for flammable gases and vapors are needed to prevent fires and explosions The flammability limit is the maximum or minimum fuel concentration at which a gas mixture is flammable in a given atmosphere Even though investigations of flammability limit have been carried out for decades, data are still

  • CHAPTER 5 LIQUEFACTION POTENTIAL EVALUATION AND

    If potential exists for liquefaction at a facility, additional subsurface investigation may be necessary Once all testing is complete, a factor of safety against liquefaction is then calculated for each critical layer that may liquefy A liquefaction analysis should, at a minimum, address the following:!

  • Applicability of the PSM standard to a flammable liquid

    Jul 09, 1999  However, if the facility contains a PSMcovered process, the process hazard analysis, required by 1910119(e), must include information regarding any hazards (eg, fire, explosion, etc) related to the flammable liquid storage areas which might affect a release of an HHC from a PSMcovered process or interfere with the mitigation of a release

  • Process Safety at the Alaska LNG Liquefaction Facility and

    Process Safety At the Alaska LNG Liquefaction Facility and Marine Terminal April 12, 2018 Hazard Analysis Report –Gas Release •Flammable Gas Dispersion for LNG (1/2 LFL) Purple = release from loading line at Operational noise limit during steadystate operations, see map 30 Noise

  • Flammability Testing Labs DEKRA

    Flammability Limits The upper and lower flammability limits and explosivity limits (UFL LFL, UEL LEL) may be used to specify operating, storage, and materials handling procedures They are particularly useful in specifying ventilation requirements for operations involving flammable

  • LNG Regasification Terminals TU Delft

    Analysis and review the filtered data 3 Results, conclusion and evaluation 4 Discussion The liquefaction process is done by the removal of certain components, dehydrating and freezing of the Figure XX is a schematic view of the upper and lower flammability limit of methane Figure 6 Methane flammable range, adapted from

  • FLAMMABILITY CHARACTERISTCS OF LIGHT

    Accurate data of flammability limits for flammable gases and vapors are needed to prevent fires and explosions The flammability limit is the maximum or minimum fuel concentration at which a gas mixture is flammable in a given atmosphere Even though investigations of flammability limit have been carried out for decades, data are still

  • LIQUEFACTION POTENTIAL OF COHESIONLESS SOILS

    cause liquefaction resulting in structural and ground failures 13 Liquefaction Phenomena The liquefaction phenomenon of soil deposits can be described as the reduction of shear strength due to pore pressure buildup in the soil skeleton The shear strength of cohesionless soil, τ, depends

  • What is liquefaction? USGS

    Liquefaction takes place when loosely packed, waterlogged sediments at or near the ground surface lose their strength in response to strong ground shakingLiquefaction occurring beneath buildings and other structures can cause major damage during earthquakes For example, the 1964 Niigata earthquake caused widespread liquefaction in Niigata, Japan which destroyed many buildings

  • Soil Liquefaction: Factor of Safety, Calculations, and

    Soil Liquefaction Analysis/Factor of Safety Three possible methods have been used to various extents for estimating liquefaction potential (Youd 1993): (1) Analytical methods, (2) physical modeling, and (3) empirical procedures Because it is difficult to model the soil conditions at liquefiable sites either analytically or physically

  • Tank 48 Chemical Destruction – FlowSheet Options Report

    process since both the TF and downstream processing facilities impose limits on volatile organics in the waste stream to protect flammability limits Establishing the required level of organic destruction will also determine whether subsequent optimization of the process is necessary

  • Analysis of a Supercritical Hydrogen Liquefaction Cycle

    Gas liquefaction plants tend to be more efficient as their size increases, 4 and the lifetime cost of a large hydrogen liquefaction plant will be dominated by the cost of the input power5 Thus, improvement in the efficiency of hydrogen liquefaction plants has the potential to save significant amounts of energy and money Hydrogen Liquefaction

  • UL FLAMMABILITY WHAT IT MEANS IN THE UL PRODUCT

    Flammability of materials is a concern when there is a “Risk of Fire” Limits ignitability of materials Limits spread of flame, if ignition occurs through appropriate enduse and other testing and analysis Nothing in any document or oral statement shall be deemed to

  • Calculation of Flammability and Lower Flammability Limits

    The subcategorization requires the lower flammability limit (LFL) as an additional indicator Therefore, a test method and a calculation method for LFL were proposed by BAM and have been implemented in the new draft of ISO/CD 10156:2016 The calculation method for gas mixtures is based on Le Chatelier’s rule and was extended by using the Kk

  • Section 3 VOC Controls

    May 02, 1990  The flammability limits of the flared gases influence ignition stability and flame extinction The flammability limits are defined as the stoichiometric composition limits (maximum and minimum) of an oxygenfuel mixture that will burn indefinitely at given conditions of temperature and pressure without further ignition

  • Applicability of the PSM standard to a flammable liquid

    Jul 09, 1999  However, if the facility contains a PSMcovered process, the process hazard analysis, required by 1910119(e), must include information regarding any hazards (eg, fire, explosion, etc) related to the flammable liquid storage areas which might affect a release of an HHC from a PSMcovered process or interfere with the mitigation of a release

  • Flammability Testing Labs DEKRA

    Flammability Limits The upper and lower flammability limits and explosivity limits (UFL LFL, UEL LEL) may be used to specify operating, storage, and materials handling procedures They are particularly useful in specifying ventilation requirements for operations involving flammable

  • LNG Regasification Terminals TU Delft

    Analysis and review the filtered data 3 Results, conclusion and evaluation 4 Discussion The liquefaction process is done by the removal of certain components, dehydrating and freezing of the Figure XX is a schematic view of the upper and lower flammability limit of methane Figure 6 Methane flammable range, adapted from

  • FLAMMABILITY CHARACTERISTCS OF LIGHT

    Accurate data of flammability limits for flammable gases and vapors are needed to prevent fires and explosions The flammability limit is the maximum or minimum fuel concentration at which a gas mixture is flammable in a given atmosphere Even though investigations of flammability limit have been carried out for decades, data are still

  • What is liquefaction? USGS

    Liquefaction takes place when loosely packed, waterlogged sediments at or near the ground surface lose their strength in response to strong ground shakingLiquefaction occurring beneath buildings and other structures can cause major damage during earthquakes For example, the 1964 Niigata earthquake caused widespread liquefaction in Niigata, Japan which destroyed many buildings

  • Hydrothermal Liquefaction Treatment Hazard Analysis Report

    Sep 12, 2016  @article{osti, title = {Hydrothermal Liquefaction Treatment Hazard Analysis Report}, author = {Lowry, Peter P and Wagner, Katie A}, abstractNote = {Hazard analyses were performed to evaluate the modular hydrothermal liquefaction treatment system The hazard assessment process was performed in 2 stages An initial assessment utilizing Hazard Identification and

  • Section 3 VOC Controls

    May 02, 1990  The flammability limits of the flared gases influence ignition stability and flame extinction The flammability limits are defined as the stoichiometric composition limits (maximum and minimum) of an oxygenfuel mixture that will burn indefinitely at given conditions of temperature and pressure without further ignition

  • UL FLAMMABILITY WHAT IT MEANS IN THE UL PRODUCT

    Flammability of materials is a concern when there is a “Risk of Fire” Limits ignitability of materials Limits spread of flame, if ignition occurs through appropriate enduse and other testing and analysis Nothing in any document or oral statement shall be deemed to

  • Soil Liquefaction: Factor of Safety, Calculations, and

    Soil Liquefaction Analysis/Factor of Safety Three possible methods have been used to various extents for estimating liquefaction potential (Youd 1993): (1) Analytical methods, (2) physical modeling, and (3) empirical procedures Because it is difficult to model the soil conditions at liquefiable sites either analytically or physically

  • Tank 48 Chemical Destruction – FlowSheet Options Report

    process since both the TF and downstream processing facilities impose limits on volatile organics in the waste stream to protect flammability limits Establishing the required level of organic destruction will also determine whether subsequent optimization of the process is necessary

  • Process Safety at the Alaska LNG Liquefaction Facility and

    •Arsenic detected but below the ADEC 10 ppb limit •Trichlorethene (a solvent) detected at 0015 mg/l, above the ADEC limit of 0005 mg/l (5 ppb) •APT3 did have instances of certain metals (aluminum, antimony, etc) above ADEC Water Quality Standards 17

  • Chemical Physical Properties of Crude Oil

    •In order to understand the Hazards of Flammability of Crude Oil, some basic concepts must be understood •These include the terms: •Flashpoint •Upper and Lower Explosive Limits •Vapor Density •Vapor Pressure •Specific Gravity Flashpoint •Flashpoint is defined as: “the lowest temperature that a

  • Application Research of HYSYS in Liquefaction Separation

    The coalbed methane( CBM) extracted during coal mining contains oxygen and is difficult to be processed and utilized,if it is directly vented,it not only pollutes the environment but also causes the resources waste Based on a typical oxygencontained CBM source,a liquefaction rectification process by nitrogenmethane expansion refrigeration was designed and simulation computation was made

  • RISK ASSESSMENT FOR FURNACE OIL STORAGE TANK

    375 Heavy Damage to process equipments Table 2– Effects Due To Incident Radiation Intensity Meteorological Data: The consequence of released flammable material is largely dependent on the prevailing weather conditions For the risk analysis of major scenarios the most important