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What is commonly known as no-decompression diving, or more accurately no-stop decompression, relies on limiting ascent rate for avoidance of excessive bubble formation. [16] The procedures used for decompression depend on the mode of diving, the available equipment, the site and environment and the actual dive profile.
BSAC nitrox decompression tables The PADI Nitrox tables are laid out in what has become a common format for no-stop recreational tables. Dive tables or decompression tables are tabulated data, often in the form of printed cards or booklets, that allow divers to determine a decompression schedule for a given dive profile and breathing gas. [6]
Decompression status is the assumed gas loading of the diver's tissues, based on the chosen decompression model, and either calculated by a dive computer or estimated from dive tables by the diver or diving supervisor, and an indication of the decompression stress that will be incurred by decompressing to a lower ambient pressure. The ...
Basic decompression theory and use of decompression tables is part of the theory component of training for commercial divers, [130] and dive planning based on decompression tables, and the practice and field management of decompression is a significant part of the work of the diving supervisor.
VVAL 18 is a deterministic model that utilizes the Naval Medical Research Institute Linear Exponential (NMRI LE1 PDA) data set for calculation of decompression schedules. . Phase two testing of the US Navy Diving Computer produced an acceptable algorithm with an expected maximum incidence of decompression sickness (DCS) less than 3.5% assuming that occurrence followed the binomial distribution ...
The US Navy has used several decompression models from which their published decompression tables and authorized diving computer algorithms have been derived. The original C&R tables used a classic multiple independent parallel compartment model based on the work of J.S.Haldane in England in the early 20th century, using a critical ratio exponential ingassing and outgassing model.
NAUI's RGBM decompression tables were developed in 1997 exclusively for NAUI by Dr. Bruce Wienke and Tim O'Leary. [64] NAUI began publishing the only decompression manual with a full set of RGBM tables in 2000 for air, nitrox and trimix for both open and closed-circuit diving. Recreational RGBM no-calculation tables were published in 2001 ...
Decompression (diving) – Pressure reduction and its effects during ascent from depth; Decompression sickness – Disorder caused by dissolved gases forming bubbles in tissues; Decompression theory – Theoretical modelling of decompression physiology; Dive computer – Instrument to calculate decompression status in real time
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