Guidelines for the Control and Monitoring of Methane Gas on by Taylor, Charles D.; Chilton, J. Emery; Goodman, Gerrit V.R.
By Taylor, Charles D.; Chilton, J. Emery; Goodman, Gerrit V.R.
Compiled through the U.S. Dept of health and wellbeing and Human companies, CDC/NIOSH place of work of Mine defense and well-being study, this 2010 e-book demonstrates how current and new engineering controls can be utilized to lessen face methane degrees on non-stop mining operations. The sampling tools that have been investigated grants greater how you can degree methane degrees close to front of the continual mining computer. during this record a number of functional instructions are steered for controlling and tracking methane degrees within the face components of underground coal mines. many of the concepts have been in response to reports carried out within the NIOSH air flow attempt gallery.
checklist of Figures
Acronyms and Abbreviations utilized in This document
Unit of degree Abbreviations utilized in This document
desk of Contents
1. govt precis
three. try out amenities
four. relocating Air to the Mining Face
five. impact of Scrubber Operation on Face Airflow and Methane Concentrations
6. impression of Water Sprays on Face Airflow and Methane Concentrations
7. Methane tracking
eight. Measuring gasoline degrees Outby the Face
nine. comparing Methane degrees in parts Outby the Mining Face
10. recommendations for Measuring Airflow
eleven. Methane tracking in the course of Roof Bolting
12. functional directions for the regulate and tracking of Methane gasoline on non-stop Mining Operations
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Extra resources for Guidelines for the Control and Monitoring of Methane Gas on Continuous Mining Operations
Material balance is an accounting of material entering or leaving a system. The calculation treats the reservoir as a large tank of material and uses quantities that can be measured to determine the amount of a material that cannot be directly measured. Measurable quantities include cumulative fluid production volumes for oil, water, and gas phases; accurate reservoir pressures; and fluid property data from samples of produced fluids. Material balance calculations may be used for several purposes.
1 as a function of Sw. Use the plot of fw versus Sw and Welge's method to determine water saturation at the producing well, average water saturation behind the front, and producing water cut at reservoir conditions. TEAM LinG - Live, Informative, Non-cost and Genuine!
Use the plot of fw versus Sw and Welge's method to determine water saturation at the producing well, average water saturation behind the front, and producing water cut at reservoir conditions. TEAM LinG - Live, Informative, Non-cost and Genuine!