Page 130 - Intelligent Digital Oil And Gas Fields
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Data Filtering and Conditioning                               95


                                                                values;


                                                                out-of-range




                                                                and
                                                                spikes

                                                                data
                                                                many

                                                                shows

                                                                data

                                                                high-frequency  (C).  day





                                                                with  per  h  1

                                                                24h  at
                                                                in  sampled
                                                                rate
                                                                Gas  be
                                                                (A)  to
                                                                sampling.  reduce  then



                                                                down  and

                                                                data  data

                                                                of  condition
                                                                Illustration  and



                                                                3.6  filter
                                                                Fig.  (B)
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