... the quality of input and output waveforms and the loading of the internal components. As example, waveforms from an operating point at 7070 V and 1010 A with an apparent power at the output of 12 MVA is selected, Figure 9. The multilevel drive output results in good voltage and current waveforms...

... waveform alignment subsea system data stream underwater laser telemetry communication subsea processing configuration data transmission transmission bit alignment infrastructure subsea broadband monitoring Optical Oceanography . N.G. Jerlov . Elsevier , New York , 1968...

... well to LWD resistivity images in water-based mud. logging while drilling degradation electronics transducer production control bandwidth transducer design waveform pulse length completion drilling measurement temperature conditioning sensitivity lwd production monitoring reservoir...

... waveforms between the phase-leg operating in air or in the selected dielectric media, see Fig. 6. Operation at 1 bar is expected to be the most critical in terms of voltage breakdown since the breakdown strength of the liquid is improving with increasing pressure [17]. During the one bar test, the test...

... of the waves propagating through a (hydrate-bearing) sediment sample are generally difficult to determine from the first break of the waveforms. Alternatively, the travel-time differences in the same, well-defined phase (such as peaks and troughs in the early part of the measured waveforms) from both...

... slowness waveform subtraction flexural wave imbalanced dipole source dipole semblance amplitude upstream oil & gas monopole source stoneley wave dispersion receiver imbalance receiver log analysis well logging xx processing imbalance source pattern offshore technology...

...%. The outlet specification is less than 1% BS&W and is routinely met by the dehydration process. frequency transformer droplet field trial dehydration process offshore technology conference waveform transformer upstream oil & gas crude oil otc 15353 controller coalescence...

... ] = * nchnn) Hz. sample, without moddkation or estimation, to its exact location in the output space. It does not require that the output Here nchnn is the number of input signal channels being space be regularly-sampled. Ultimately, the image waveform used to form an output image at a point. %s method...

... primary reflection wavelet coefficient reflector sediment realistic source signature reservoir characterization bsr spectral quotient method true amplitude reflection offshore technology conference sea floor upstream oil & gas interface waveform enlarged portion reflection...

... high-speed modem technology southwest research institute subsea system amplitude equalization modulation spectral characteristic data rate application otc 8482 bandwidth upstream oil & gas waveform characteristic modem intersymbol interference subsea application sequence...

... wavelet air gun configuration atc 5567 upstream oil & gas waveform cartridge seismic tool well logging ABSTRACT This paper presents data from a new downhole Combinable Seismic Cartridge (patent pending) that is used for acquiring seismic "check-shot" data in the oilfield industry...

... waveform upstream oil & gas vertical seismic profile acquisition application geophone resolution reservoir characterization variation seismic data borehole OTC 4541 Marine Vertical Seismic Profiling by J.P. DiSiena and J.E. Gaiser, ARGO Oil & Gas Go. Copyright 19830ffsbore Technology...

... to propagate readily to the bottom and back in deep water. transducer sonar deepwater correlation velocity sonar characteristic correlation velocity sonar equation operation accuracy deep water implementation time interval propagation time waveform receiver correlation sonar correlator...

... is to describe and present the results of a new technique for determining the thickness of corrosion-pitted steel plates. The technique uses an ultrasonic focused transducer, which is aligned over a corrosion-formed pit. waveform transducer thickness thickness measurement mode conversion well...

... gun depth waveform signature cavitation upstream oil & gas detonation new marine seismic source velocity survey new york oscillation piston version gas exploder type reservoir characterization amplitude peak pressure otc 2781 seismic source ABSTRACT This new marine...

... source control. These can be removed in subsequent processing. Near-field waveforms are observed near each source on every shot. A composite waveform is manufactured from these and recorded for each shot. Signature correction, a deterministic deconvolution process which utilizes this composite waveform...

... characterization waveform vibroseis data vibroseis trace OFFSHORE TECHNOLOGY CONFERENCE 6200 North Central Expressway Dallas, Texas 75206 PAPER NUMBER OTe 2564 Some Statistical Techniques to Optimize the Search for Stratigraphic Traps on Seismic Data By G. Wesley Rice and Kenneth H. Waters~. Conti~ental Oil...

... arrival for an intermedi- ate period multiple, and (3.) Extraction from a known lithologic sequence. Figure 4 compares estimates of waveforms derived in turn by methods (1.) and (2 The transfor- mation to zero phase symmetric form is also shown. WAVELET PROCESSING Two further thoughts relating to wavelet...

... in the Reference DELTIC. In the Transmit Waveform Generator the signal is heterodyned to the required band, filtered, matched ~o the output, and connected to the transmitter. The returning echoes are picked up by a hydrophone and connected to the Receiver. Here they are heterodyned down, amplified through clipper...