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Best Three Tips for Successful Use of the HELP Model for Forecasting Leachate Generation Rates Print E-mail

Any time you want to do most things, you'll need a plan, a set of good ideas for how to go about it. An excellent plan or guide or a few tips will assist you to reach your goals. The three useful recommendations in the following paragraphs can make it easier for one to stay away from difficulties and do well. You can greatly increase your chances of good results simply by paying attention to the few listed tips.

When preparing to model the rate of leachate generation from a landfill in the future, it'll be extremely important to complete things properly. Failing to do this might lead to unfortunate results. You may be in a situation of under or over estimating the volume of leachate that the landfill will generate, or, perish the idea, even casuign the landfill owner or operator to build a larger than necessary leachate treatment plant which might become a useless "white elephant".

Here's a short checklist of approaches to staying focused and staying out of problems.

1. When putting together the necessary data for the HELP modelling exercise, check that the data is sufficiently detailed and relaible to make the HELP modelling exercise worthwhile

It is important to remember the old adage (please forget the unintentional pun!) "rubbish in equals rubbish out", since it avoids the leachate flow modeller deluding themselves and the future users of th predictions produced by the model that the results may not be as reliable as they may seem. Failing to get this done may possibly cause the wrong decisions to be made and large sums of money spent inappropriately. And that means you should not make the big mistake of disregarding this valuable tip!

2. Take care to make allowance for factors which have always been the cause of inaccuracies in the HELP model, such as rainfall incident on the flanks of exposed landfill phases.

Just about as essential as when putting together the necessary data for the help modelling exercise, check that the data is sufficiently detailed and reliable to make the help modelling exercise worthwhile when you are working with model the rate of leachate generation from a landfill in the future is making due allowance for factors, such as rainfall incident on the flanks of exposed landfill phases. You should know that this is simply not a thing to ignore. It will help to ensuree that the prediction is as accurate as the HELP model, with its many inherent assumptions, can be, a thing that almost any one looking to use of the HELP model for forecasting leachate generation rates wishes for.

3. Take care to assess carefully the types of waste and the likely field capacity of the drained waste in the landfill in question

Finally, when you model the rate of leachate generation from a landfill in the future you should be sure to the likely field capacity of the drained waste is important. This may help with assessing the water balance for the total volume of leachate that the landfill will produce annually, which is a critical component of use of the help model for forecasting leachate generation rates. Not meeting this can cause you to ill judge the proportion of the rainfall/ moisture entering the site which will be retained in the waste and not become leachate -- and you will probably agree that that would not be good!

Realize the best way to use the HELP model for predicting landfill leachate volume at my HELP model leachate management site at leachate.co.uk/main/leachate-management/help-model-for-hydrologic-evaluation-of-landfill-performance-by-water-balance.

As was stated in the beginning, in the case of model the rate of leachate generation from a landfill in the future, you'll really need to be sure you never make the sort of mistakes that may finally end up producing under or over estimating, and even go so far as to carry out your own spreadsheet iteration of the annualised flow balances in quite a simplistic fashion laongside the HELP modelling to verify the model outputs. Your ideal result is only going to convince investors who may well be wary of HELP model predictions for annula leachate volumes generated by a landfill, if you can show that the projections also work when calculated by hand, and you can make that happen by considering the recommendations in this article.

 
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