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For the partial life cycle inventory of electricity production from natural gas given in Table 9.1: apply life cycle impact

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For the partial life cycle inventory of electricity production from natural gas given in Table 9.1: apply life cycle impact assessment to determine the mid-point and end-point indicators.

Table 9.1:

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Table 9.1 Typical life cycle inventory: partial inventory data for electricity generation from natural gas in the USA [1]. Flow Category Outputs Benzene Carbon dioxide, fossil Carbon monoxide, fossil Cobalt Dinitrogen monoxide Electricity, natural gas, at power plant Formaldehyde Lead Mercury Methane, fossil Nitrogen oxides Particulates, >2.5 μm, and < 10 μm Sulfur oxides VOCs (volatile organic compounds) Inputs Dummy-transport, pipeline, unspecified Natural gas, processed, at plant Air/unspecified Air/unspecified Air/unspecified Air/unspecified Air/unspecified None Air/unspecified Air/unspecified None Air/unspecified Elementary flow Air/unspecified Elementary flow Air/unspecified Elementary flow Air/unspecified Elementary flow Air/unspecified Elementary flow Air/unspecified Elementary flow None None Type Transport, combination truck, average fuel mix Transport, train, diesel None powered Elementary flow Elementary flow Elementary flow Elementary flow Elementary flow Product flow Elementary flow Elementary flow Product flow Product flow Product flow Product flow Unit kg kg kg kg kg kWh 30 30 30 30 30 30 kg kg kg kg kg kg kg kg tkm m³ tkm tkm Amount 1.00E-08 5.85E-01 4.01E-04 4.01E-10 1.07E-05 1.00E+00 3.58E-07 2.39E-09 1.24E-09 1.07E-05 4.78E-04 3.61E-05 3.02E-06 2.64E-05 3.54E-01 2.98E-01 5.92E-02 3.54E-03

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Life Cycle Impact Assessment LCIA of Electricity Production from Natural Gas LCIA is a method for assessing the environmental impacts of a product or service over its life cycle It involves quantifyin…View the full answer


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Sustainable Engineering Principles And Practice

Sustainable Engineering Principles And Practice

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Question Details
Chapter # 15- Life Cycle Impact Assessment
Section: Problems
Problem: 3
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Question Posted: September 16, 2023 08:15:31
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