How to Convert Organic Waste Into Biogas a Step-By-Step Guide
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Thesis a Modeling Tool for Household Biogas Burner
THESIS A MODELING TOOL FOR HOUSEHOLD BIOGAS BURNER FLAME PORT DESIGN Submitted by Thomas J. Decker Department of Mechanical Engineering In partial fulfillment of the requirements For the Degree of Master of Science Colorado State University Fort Collins, Colorado Summer 2017 Master’s Committee: Advisor: Thomas Bradley Jason Prapas Sybil Sharvelle Copyright by Thomas J Decker 2017 All Rights Reserved ABSTRACT A MODELING TOOL FOR HOUSEHOLD BIOGAS BURNER FLAME PORT DESIGN Anaerobic digestion is a well-known and potentially beneficial process for rural communities in emerging markets, providing the opportunity to generate usable gaseous fuel from agricultural waste. With recent developments in low-cost digestion technology, communities across the world are gaining affordable access to the benefits of anaerobic digestion derived biogas. For example, biogas can displace conventional cooking fuels such as biomass (wood, charcoal, dung) and Liquefied Petroleum Gas (LPG), effectively reducing harmful emissions and fuel cost respectively. To support the ongoing scaling effort of biogas in rural communities, this study has developed and tested a design tool aimed at optimizing flame port geometry for household biogas- fired burners. The tool consists of a multi-component simulation that incorporates three- dimensional CAD designs with simulated chemical kinetics and computational fluid dynamics. An array of circular and rectangular port designs was developed for a widely available biogas stove (called the Lotus) as part of this study. These port designs were created through guidance from previous studies found in the literature. The three highest performing designs identified by the tool were manufactured and tested experimentally to validate tool output and to compare against the original port geometry. -
Background Summary Memorandum for Roundhouse Parking Lot Northampton, Massachusetts
A'/ '-z?-zQ EPA CONTRACT NO. 68-W6-0042 EPA WORK ASSIGNMENT NO. 043-SIBZ-OIZZ EPA Project Officer: Diana King 00141 EPA Work Assignment Manager: Jim Byrne J0 24 M no BACKGROUND SUMMARY MEMORANDUM FOR ROUNDHOUSE PARKING LOT NORTHAMPTON, MASSACHUSETTS TARGETED BROWNFIELDS ASSESSMENTS January 2001 Prepared By: Metcalf & Eddy 30 Harvard Mill Square Wakefield4 Massachusetts EL& Metcalf &Eddy I SB' U.S. Environmental Protection Agency Background Summary Memorandum - Roundhouse Parking Lot, Northampton, Massachusetts TABLE OF CONTENTS 1.0 INTRODUCTION ................. 1 2.0 SITE INFORMATION OVERVIEW . 2.1 Location ................. 2.2 Site History ................... 2.3 Current Site Features and Utilities . 2.4 Summary of Environmental Information for the Site. 2.5 Adjacent and Nearby Businesses and Properties........ 3.0 GEOLOGIC AND HYDROGEOLOGIC CONDITIONS ....... 7 4.0 SUMMARY OF INFORMATION AND AREAS OF CONCERN 7 REFERENCES ...... ............... 9 FIGURES Figure 1 Site Location Figure 2 Historical Features APPENDICES Appendix A Historical Site Drawings and Maps Appendix B Site Photos - September 2000 Appendix C Historical Topographic Maps: Years 1938, 1948, and 1964 M . U.S. Environmental Protection Agency Background Summary Memorandum - Roundhouse Parking Lot, Northampton, Massachusetts 1.0 INTRODUCTION This Background Summary Memorandum for the property known as the Roundhouse Parking Lot has been prepared in accordance with the Work Plan developed by Metcalf & Eddy (1999) for conducting the Targeted Brownfields Assessments (TBAs) Work Assignment Number 043-SIBZ-O1ZZ, under EPA's Response Action Contract (RAC). The Roundhouse municipal parking lot area is located off of Old South Street in Northampton, Massachusetts. The purpose of this memorandum is to summarize reasonably available information related to the site for use by M&E and its client, the EPA, for developing the scope of work for conducting subsequent assessment activities in support of the objectives of the EPA's TBA program. -
Gasworks Profiles
Gasworks Profiles Gasworks Profile A: The History and Operation of Gasworks (Manufactured Gas Plants) in Britain Gasworks Profile B: Gasholders and their Tanks Gasworks Profile C: Water Gas Plants Gasworks Profile D: Producer Gas Plants ISBN 978-1-905046-26-3 © CL:AIRE 2014 Published by Contaminated Land: Applications in Real Environments (CL:AIRE), 32 Bloomsbury Street, London WC1B 3QJ. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any other means, electronic, mechanical, photocopying, recording or otherwise, without the written permission of the copyright holder. The Gasworks Profiles have been prepared by: Dr Russell Thomas, Technical Director Parsons Brinckerhoff Redland, Bristol, UK Tel: 0117-933-9262 Email: [email protected] or [email protected]. The author is grateful to fellow members of the Institution of Gas Engineers and Managers Panel for the history of the industry and the staff of the National Grid Gas Archive for their kind assistance. CL:AIRE would like to thank members of its Technology and Research Group who reviewed and commented on these profiles. All images courtesy of the National Grid Gas Archive, unless stated. Disclaimer: The purpose of this document is to act as a pointer to the activities carried out on former manufactured gas plants (gasworks). The Author and Publisher will not be responsible for any loss, however arising, from the use of, or reliance on, this information. This document (‘this publication’) is provided ‘as is’ without warranty of any kind, either expressed or implied. You should not assume that this publication is error-free or that it will be suitable for the particular purpose you have in mind when using it. -
Hydrogen Storage - Kunihiro Takahashi
ENERGY CARRIERS AND CONVERSION SYSTEMS – Vol. II - Hydrogen Storage - Kunihiro Takahashi HYDROGEN STORAGE Kunihiro Takahashi Tokyo Gas Co., Ltd., Japan Keywords: hydrogen storage, pressurized hydrogen, pressure container (vessel), atmospheric hydrogen storage tank, spherical hydrogen storage tank, underground storage, liquefaction of hydrogen, liquid hydrogen storage, ortho-para conversion, heat insulation, slush hydrogen, metal hydride, methanol, ammonia, methylcyclohexane, activated carbon, graphite nanofiber, carbon nanotube, glass microsphere, zeolite, renewable energy Contents 1. Introduction 2. Gas Storage in a Gaseous State 2.1 Storage under Atmospheric Pressure 2.1.1 Water-sealed Gas Holder 2.1.2 Dry Type Gas Holder 2.2 Storage under Pressure 2.2.1 Cylinders 2.2.2 Tank 2.3 Underground Storage 3. Storage as Liquid Hydrogen 3.1 Liquefaction of Hydrogen 3.1.1 Raw Hydrogen Refining 3.1.2 Ortho–Para Conversion 3.1.3 Liquefaction Process of Hydrogen 3.1.4 Storage by Slush Hydrogen 3.1.5 Liquid Hydrogen Tank 4. Hydrogen Storage by Chemical Hydrides 4.1 Storage by Metal Hydrides 4.1.1 Hydrogen Storage Vessels 4.2 Hydrogen Storage by Organic Compound 4.2.1 Potassium Formate 4.2.2 Ammonia, Methanol, and Methylcyclohexane System 4.3 GlassUNESCO Microspheres and Others – EOLSS 4.3.1 Carbon Materials 4.3.2 Glass BalloonSAMPLE and Zeolite CHAPTERS Glossary Bibliography Biographical Sketch Summary This topic introduces hydrogen storage. There are various hydrogen storage methods including storage in the gaseous state, storing as a liquid, and storage as a compound or in combination with another medium. The method of storing hydrogen in the gaseous ©Encyclopedia of Life Support Systems (EOLSS) ENERGY CARRIERS AND CONVERSION SYSTEMS – Vol. -
Iomass Gasification Technique in Cooking
Special Issue - 2015 International Journal of Engineering Research & Technology (IJERT) ISSN: 2278-0181 ISNCESR-2015 Conference Proceedings Iomass Gasification Technique in Cooking:A Review Pradeep Chandra Vinay Kumar Sahu Assistant Professor, Assistant Professor, Department of Mechanical Engineering Department of Mechanical Engineering Parthivi College of Engineering & Management Parthivi College of Engineering & Management Bhilai-3, India Bhilai-3, India Abstract— Biomass is the biggest source of energy in rural areas II. BIOMASS AS AN ENERGY SOURCE FOR COOKING IN in India. The utilization of biomass in the domestic level has low INDIA efficiency level of about 10-15% and resulting in wastage of bio resources and significant indoor air pollution which is injurious Domestic cooking accounts for the major share of the total to health. Traditional cook stoves, predominantly used in the biomass use for energy in India. More than two-third of the households for domestic cooking, have been a major contributor entire population of India lives in rural areas with one-fourth to greenhouse gas emission. Certain programs have been of the same lying below the poverty line. 84.5% of India’s implemented in the developing world attempt to address these 160.9 million rural households and 23.8% of 57.8 million problems by improving the cook stove using gasification urban households use solid biofuel as primary fuel in technique. Biomass gasification appears to have a significant traditional mud stoves to meet their cooking needs [1]. potential in India for domestic cooking applications. A good number of gasification based cook stoves have been developed Availability of the quality basic services for the rural and demonstrated which are more effective, efficient and smoke population is yet to reach the desired level. -
Manual with the Appliance
INSTALLER: Leave this manual with the appliance. CONSUMER: Retain this manual for future reference. WARNING: FIRE OR EXPLOSION HAZARD Failure to follow safety warnings exactly could result in serious injury, death, or property damage. - Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. SERIAL # - WHAT TO DO IF YOU SMELL GAS • Do not try to light any appliance. • Do not touch any electrical switch; do not use any phone in your building. • Leave the building immediately. • Immediately call your gas supplier from a neighbour’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier call the fire department. - Installation and service must be performed by a qualified installer, service agency or the gas supplier. This appliance may be installed in an aftermarket permanently located, manufactured home (USA only) or mobile home, where not prohibited by local codes. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases, unless a certified kit is used. This appliance is suitable for installation in a bedroom or bed sitting room. WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property MODEL: TN24 damage, personal injury or death. SERIES: A DIRECT VENT FREE STANDING GAS STOVE INSTALLATION AND OPERATING INSTRUCTIONS 200717-40 TN24.BODYA 5055.48-A Visit www. truenorthstoves.com for the most recent version -
A Wood-Gas Stove for Developing Countries T
A WOOD-GAS STOVE FOR DEVELOPING COUNTRIES T. B. Reed and Ronal Larson The Biomass Energy Foundation, Golden, CO., USA ABSTRACT Through the millennia wood stoves for cooking have been notoriously inefficient and slow. Electricity, gas or liquid fuels are preferred for cooking - when they can be obtained. In the last few decades a number of improvements have been made in woodstoves, but still the improved wood stoves are difficult to control and manufacture and are often not accepted by the cook. Gasification of wood (or other biomass) offers the possibility of cleaner, better controlled gas cooking for developing countries. In this paper we describe a wood-gas stove based on a new, simplified wood gasifier. It offers the advantages of “cooking with gas” while using a wide variety of biomass fuels. Gas for the stove is generated using the “inverted downdraft gasifier” principle. In one mode of operation it also produces 20-25% charcoal (dry basis). The stove operates using natural convection only. It achieves clean “blue flame” combustion using an “air wick” that optimizes draft and stabilizes the flame position. The emissions from the close coupled gasifier-burner are quite low and the stove can be operated indoors. Keywords: inverted downdraft gasifier, domestic cooking stove, natural draft *Presented at the “Developments in Thermochemical Biomass Conversion” Conference, Banff, Canada, 20-24 May, 1996. 1 A WOOD-GAS STOVE FOR DEVELOPING COUNTRIES T. B. Reed and Ronal Larson The Biomass Energy Foundation, Golden, CO., USA 1. Introduction - 1.1. The Problem Since the beginning of civilization wood and biomass have been used for cooking. -
Final Report Study on the Potential of Increased Use of LPG for Cooking in Developing Countries
Final Report Study on the Potential of Increased Use of LPG for Cooking in Developing Countries September 2020 TABLE OF CONTENTS Executive Summary ....................................................................................................................................................................... 2 List of Abbreviations ...................................................................................................................................................................... 6 Preface .......................................................................................................................................................................................... 7 1 Introduction.......................................................................................................................................................................... 8 1.1 General ................................................................................................................................................................................. 8 1.2 Background ........................................................................................................................................................................... 8 2 Purpose and Scope of the Study ............................................................................................................................................ 9 2.1 Purpose of the Study ........................................................................................................................................................... -
The Manufactured Gas Industry in Kansas
EPARTM S D E A KDHE N S T N O A F K Kansas Department of Health and Environment Bureau of Environmental Remediation/Remedial Section Developed By: Aspen Junge and John Cook June 30, 2008 The Manufactured Gas Industry in Kansas For 60 years, many Kansans depended pleasant and agreeable, as gas light. It is a on manufactured gas to light and heat their steady, handy and constant light, and not near homes, and to cook their food. Manufactured so wearing to the eyes as candle or oil light. gas, produced in factories called gas works, was Then one need not worry himself about oil cans, considered one of the most civilizing lamps or lamp chimneys. He may go home with improvements a frontier city could make. his mind at rest, sure that when the shades of Imagine your city as it may have been in night are closing in around him, his faithful the 1860s. Horse-drawn buggies and wagons spouse (if he has one, or, in lieu thereof, a travel down unpaved streets, which were a sea mother or sister, or some other man’s sister) of mud after it rained. At night it was very dark, will have the gas lit, his slippers and gown because there were no streetlights. What little ready, and a generous welcome in store for the light there was came from lanterns, fueled by weary toiler (of the Kaw), instead of a lecture kerosene or candles, placed in windows or in on female suffering, caused by his forgetting to front of whatever businesses were open late. -
Freestanding Direct Vent Gas Stove Models: RFSDV24, RFSDV34
Freestanding Direct Vent Gas Stove Models: RFSDV24, RFSDV34 INSTALLER/CONSUMER SAFETY INFORMATION PLEASE READ THIS MANUAL BEFORE INSTALLING AND USING APPLIANCE WARNING! IF THE INFORMATION IN THIS MANUAL IS NOT FOLLOWED EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. FOR YOUR SAFETY Installation and service must be performed by a qualified installer, service agency or the gas supplier. WHAT TO DO IF YOU SMELL GAS: • Do not try to light any appliance. • Do not touch any electric switch; do not use any phone in your RFSDV_24_34_line building. 1_3550 • Immediately call your gas Installation Instructions and supplier from your neighbor’s rev. 0602 rjs phone. Follow the gas suppliers Homeowner’s Manual instructions. • If you cannot reach your gas supplier call the fire department. DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS AND LIQUIDS IN THE VICINITY INSTALLER: Leave this manual with the appliance. OF THIS OR ANY OTHER CONSUMER: Retain this manual for future reference. APPLIANCE. 10003550 2/10 Rev. 10 RFSDV24/34 Freestanding Direct Vent Gas Stove Table of Contents PLEASE READ THE INSTALLATION & OPERATING INSTRUCTIONS BEFORE USING THIS APPLIANCE. Thank you and congratulations on your purchase of an MHSC gas stove. IMPORTANT: Read all instructions and warnings carefully before starting installation. Failure to follow these instructions may result in a possible fire hazard and will void the warranty. Installation & Operating Instructions General Information, Warnings, Cautions ...........................................................................3 -
To View Asset
DISCOVERY VICTORIA’S EARTH RESOURCES JOURNAL NOVEMBER 1999 INSIDE THIS ISSUE • MINERS HELP CLEANUP • OTWAY BASIN INTEREST • NEW DATA RELEASE DISCOVERY VICTORIA’S EARTH RESOURCES JOURNAL NOVEMBER 1999 contents MINERS AID DOCKLANDS CLEANUP 2 Mining industry skills help a major redevelopment VIC WEATHERS SPENDING SLUMP 4 Trend figures show Victoria is doing better than other states OTWAY BASIN ATTRACTS NEW PLAYERS 6 More companies join the search for gas UNDERGROUND STORAGE BOOSTS GAS RESERVES 8 WUGS means more security for Victoria’s gas supplies SANTOS STARTS VICTORIAN GAS PRODUCTION 10 More gas flows for Victorian consumers MINERAL SANDS TENDERS ATTRACT MANY BIDDERS 10 Explorers snap up new mineral sands acreage VICTORIAN MINERS READY FOR ANYTHING 11 cover picture Stawell’s safety team make it two in a row ALL THAT GLITTERS ISN’T GOLD 18 Victoria’s commitment to providing high-quality Victoria’s Mining Week focuses on new minerals airborne geophysical data over the vast majority of the NEW DATA WILL BOOST EXPLORATION 19 state is providing explorers with unequalled advantages Explorers get plenty of encouragement from this new data release in locating exploration targets. The latest package of airborne magnetic and geophysical data plus accom- BOOST FOR BASE METALS TOO! 21 panying maps was released during Victorian Mining GSV reveals a new look at the prospects for base metals Week in November. It covers large areas of eastern Victoria and the highlands near Omeo. Our cover MINERAL REPORTING STANDARDS AND THE JORC CODE 22 image is one of the many new images from the latest There’s a new force in developing Australia leads the world in setting the standards data release and covers the Mansfield-Howitt region. -
LNG CUSTODY TRANSFER HANDBOOK 5Th Edition: 2017 GIIGNL Document Status and Purpose
LNG CUSTODY TRANSFER HANDBOOK 5th Edition: 2017 GIIGNL Document status and purpose This fifth (2017) edition of the GIIGNL LNG transfer and LNG transfer from an onshore This latest version replaces all previous editions Custody Transfer Handbook reflects GIIGNL’s terminal to small scale LNG carriers. More than of the custody transfer handbook. Please always understanding of best current practice at the pointing at the differences and highlighting the consult the GIIGNL website www.giignl.org to time of publication. points of attention when dealing with these new check for the latest version of this handbook, operations, this fifth version provides answers esp. when referring to a pdf download or a The purpose of this handbook is to serve as a and solutions for setting up (slightly) altered or printout of this handbook reference manual to assist readers to new custody transfer procedures. As a reminder, understand the procedures and equipment (Photo front cover : © Fluxys Belgium – P. Henderyckx) it is not specifically intended to work out available to and used by the members of GIIGNL procedures for overland LNG custody transfer to determine the energy quantity of LNG operations involving LNG trucks, containers or transferred between LNG ships and LNG trains, or for small scale LNG transfer such as terminals. It is neither a standard nor a bunkering or refueling of ships and trucks. For specification. these, kind reference is made to the GIIGNL This handbook is not intended to provide the Retail LNG / LNG as a fuel handbook. reader with a detailed LNG ship-shore custody No proprietary procedure, nor particular transfer procedure as such, but sets out the manufacture of equipment, is recommended or practical issues and requirements to guide and implied suitable for any specific purpose in this facilitate a skilled operator team to work out a handbook.