The cod file extension is associated with microsoft c compiler, a tool used to compile source codes to program written in c programming language the cod file contains output saved from compiler a compiler is a computer program or set of programs that translates text written in a computer language the source language into another computer language the target language. Bod, chemical oxygen demand cod, total organic carbon. In some situations, developers want to create a web page with links to an adobe acrobat. Pdf textile wastewater characterization and reduction of. Biological oxygen demand bod and chemical oxygen demand cod are among the most diagnostic parameters for the determination of water quality in natural waterways and waste streams. The linker code file contains a complete program sourceassembly listing.
Nitrification inhibitor for bod, formula 2533, tcmp, 35 g. Biochemical oxygen demand rate constant 1 is dependent on temperature, it can be calculated as, 1 1 20. Biochemical oxygen demand bod and chemical oxygen demand pdf. Bod is the amount of oxygen consumed by decomposition of the sample during the incubation period. Introduction bod, like cod, is not one definable particle. Simultaneous determination of chemical oxygen demand cod and biological oxygen demand bod5 in wastewater by nearinfrared spectrometry abstract fulltext html download as pdf size. In this context, an evaluation of possible replacement of bod and cod for. Im creating a button which will download an original file in a pdf format.
Every day thousands of users submit information to us about which programs they use to open specific types of files. The age of the landfills and seasonal variation were found to have significant impact on leachate composition as lfs goes under acetogenesis, early methanogenic, late methanogenic and stabilized phases of. This text is loaded with informative data, tables, graphs, and diagrams. To understand the need for seeding in the bod test c. Pdf methods for assessing biochemical oxygen demand bod. Hach sc200 controller csi specification ms word doc. Determine 1day bod and ultimate first stage bod for a ww whose 5 day bod is 200mgl at 20. Grayreplacement of chemical oxygen demand cod with total organic. Biochemical oxygen demand bod and chemical oxygen demand cod are the. Recommended software programs are sorted by os platform windows, macos, linux, ios, android etc.
Correlation between biochemical oxygen demand and chemical. The information provided below is quoted from an excellent, highly recommended, textbook called wastewater sludge processing written by izrail s. Increased bod, conductivity, decreased cod, ph, hardness, alkalinity and significant release of so 42 confirm the mineralization of the polluted water during this treatment process. How to make download pdf html code download on computer. Enter bod or cod values into the correlation tool spreadsheet bod or cod mgl column upon receiving the lab results. Each cod award program has its own outbound process. See the list of programs recommended by our users below. In these cases, they may want the browser to prompt to download the file instead of opening the file. Process design of wastewater treatment for the nrel cellulosic ethanol model. Are all wastewater related parameters measurable with one instrument. Its possible you may need to download or purchase the correct application. I am calibrating bod and cod in mgl from each junctions of each subcatchment and i have some problem about parameters of buildup and washoff since i. Characteristics of greywater from different sources within.
A high level of bod deteriorates river water quality by rapid decomposition of biodegradable organic. In essence a cod test determines the amount of carbon based materials by measuring the amount of oxygen the sample will react with. Biological oxygen demand is an important water quality parameter because it greatly influences the concentration of do that will be in the water. The best way to open an bod file is to simply doubleclick it and let the default assoisated application open the file. The actions list is taken from the context menu items added. D biochemical oxygen demand bod is the amount of dissolved oxygen needed by aerobic biological organisms in a body of water to break down organic material present in a given water sample at certain temperature over a specific time period. Process design of wastewater treatment for the nrel.
D bod is only a measure ment of consumed oxygen by aquatic. Run the appropriate outbound process to create xml records in the common record format for the type of cod award program for which you want to exchange data. Information on relationships between common parameters. In the following table, you can find a list of programs that can open files with.
Field analysis has been carried out for the characterization of effluent. The product name, description, and company name are taken from the version information of the. These figures provide a clear prospect of the codbod relation in different. Use of cod, toc, and fluorescence spectroscopy to estimate. Bod nutrient buffer pillows, 3 ml concentrate to make 3l, 50pk order status contact us login. The intent is to measure what affect the sample will have on oxygen available to living organisms in the waters into which the waste is discharged. Cod documents support text, images, page layout formatting, clipart, indexes, and other word processing features. Click on the tab below to simply browse between the.
The chemical oxygen demand cod is a measure of water and wastewater quality. Determination of bod, cod, do and other physicochemical properties of sugar and cement industries. Cod test results can then be used to estimate the bod of a given sample. Theoretical oxygen demand thod the amount of oxygen utilized by microorganisms in oxidizing carbonaceous and nitrogenous organic matter, assuming that all of the organic matter is subject to microbial breakdown bod 5 5day bod the amount of oxygen consumed over an incubation period of 5 days bod u ultimate bod the amount of oxygen. There are a few different methods you use to achieve this effect. Colorimetric analysis works because the two chromium ions absorb in the visible range but at different wavelengths.
For this purpose are many terms in use that relate to the oxygen demand andor organic. When opening a cod file, atlantis word processor never stores any part of the unencrypted data on the hard. If you are unable to open the file this way, it may be because you do not have the correct application associated with the extension to view or edit the bod file. In north europe, livestock waste contributed 3849% of bod loads to the sea.
The bod5 to cod ratio for domestic waste and certain biodegradable industrial wastes can be computed as follows. Bod nutrient buffer pillows, 3 ml concentrate to make 3l. This list is created by collecting extension information reported by users through the send report option of filetypesman utility. Real time bod estimations by automated cod analysis using. While we do not yet have a description of the bod file format and what it is normally used for, we do know which programs are known to open these files. Evaluation of organic load measurement techniques in a sewage. A variety of research has been conducted to characterize greywater generated from various sources in order to determine greywater quality friedler 2004. The qvalue curve for bod used in calculating a water quality index2 illustrates the relationship between bod and water qualitythe higher. This section lists common elements and discusses how to. This oxygen transaction is the source of the tests name, chemical oxygen demand. Atlantis word processor can also save common document formats to cod files, including. If you click on the book cover graphic you can download a pdf file showing the table of contents.
But i want to offer the possibility to the user to download the file if he prefers, obviously the downloadable file will have a higher quality. Water for cod chemical oxygen demand application water. The removal efficiency datasets of bod and cod by this hydroponic vetiver system hvs are separately tabulated in table1 and table2, respectively. This listing is useful for debugging or for documenting the code generated for an entire application. The code file is necessary since some higher optimization levels cause code to be generated or altered by the linker.
As such, the listing file from the compiler is not accurate. Mihelcic encyclopedia of life support systems eolss summary biochemical oxygen demand bod is a measure of the dissolved oxygen consumed by microorganisms during the oxidation of reduced substances in waters and wastes. Prediction of bod, cod, and total nitrogen concentrations in a. Pdf the biochemical oxygen demand bod is one of the most widely used criteria for water quality assessment. Chemical oxygen demand for various wastewater treatment.
In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to. Innovox analyzer data and the actual cod measurement comparison chart. The average ph, bod and cod are found to be significantly different in various seasons as indicated by pvalue in young and intermediate lfs. Wastewater treatment and discharge 2006 ipcc guidelines for national greenhouse gas inventories 6.
I already have a zoom button if they want to read the pdf via the browser. The quality of greywater depends on the source from which it is drawn as well as the use to which this water. Cod exhibited relatively strong linear correlations with bod 5 when considering the three sample points r 0. Biochemical oxygen demand bod is the amount of dissolved oxygen needed i. If your file associations are set up correctly, the application thats meant to open your.
The knowledge about the organic pollution of wastewater is a basic requirement for the evaluation, design, operation and controlling of the treatment process. Simultaneous determination of chemical oxygen demand cod. To determine the biochemical oxygen demand bod of various samples of water b. Biochemical oxygen demand bod can be defined as the total oxygen amount that being uptake by bacteria from water when they oxidize organic matter and it was expressed in parts per million ppm or mgl lee. The codbod ratio indicates how biologically degradable the effluent is. Predicting biochemical oxygen demand in european freshwater. Biochemical oxygen demand encyclopedia of life support. General discussion the biochemical oxygen demand bod determination is an empirical test in which standardized laboratory procedures are used to determine the relative oxygen requirements of wastewaters, ef. Pdf determination of bod, cod, do and other physicochemical. The standard bod test requires five days to complete, and is therefore unable to provide continuous monitoring of organic load.
140 317 524 268 131 1014 389 1364 669 1565 45 828 1326 262 424 1420 367 708 1471 1160 176 99 1044 446 1073 1437 1224 28 280 226 304 375