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Keywords: nozzle
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Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205578-MS
...%, as calculated analytically. Another major change that can affect the results is hydraulic design of the bit, which includes the location of the nozzles as well as their orientation and size. In test cases, the cooling rate improved by 50% while keeping the same flow rate though the bit. Several field trials...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205552-MS
..., layers close to water zones, and bypassing near wellbore formation damage. The efficiency of creating tunnels is affected by many factors such as reservoir properties, nozzle, and fluid types, etc. The tunnel shape and trajectory are affected by reservoir geological properties. The combination...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202441-MS
... efficiency, in terms of the percentage of mud or cement in a control volume as a function of time, depends on perforation size and density, nozzle size/number, flow rate, fluid properties, as the ROP/BHA pulling speed and tool RPM. Key findings from a parametric study to optimize these parameters...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202397-MS
... Starting from bottom, the BHA has a threaded bullnose which allows combined trips (TCP, plugs, other). Above it is a wash tool with 30 nozzle positions. BHA body OD is selected based on casing size/weight, but it is generally drift minus 0.5 inches. Above the wash tool is a cement tool which...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196350-MS
..., and it was established that the high exhaust spread is due to hardware issue, related to the fuel nozzles and liquid fuel or purge air system check valves There are number of factors that caused the high spread exhaust issue, all of them are verified by engineering in details and recommendations are provided...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196440-MS
... production monitoring entrainment ratio gas field output pressure gas well ejector pressure gas well society of petroleum engineers nozzle yc13-1 gas field gas ejector test result secondary fluid Introduction Field tests on the gas ejector was conducted in 2015 to ensure the design would...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 23–25, 2018
Paper Number: SPE-191944-MS
... costs. This paper introduces the ingenious use of a newly designed jetting tool, with specialized nozzles, to enlarge a borehole size using a combination of air and mist. This case study conducts a lookback on design parameters, cost, and safety improvements introduced by this new technology...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186194-MS
... duo to reservoir feature and inter-layer influence. Also wellhead pressure change frequently which lead to flowrate change a lot. This paper introduces a new downhole constant flow nozzle which can keep zonal flowrate constant under the condition of pressure change. And the flowrate can be adjustable...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186202-MS
.... There is Side Pocket Mandrel for placing nozzle when install Hydraulic Packer and adjust flowrate that in accordance with injection target. This technology provides a method to prove the packer has been set and sealed by using Double Memory Pressure Gauge placed in Side Pocket Mandrel. Inside body of Bridge...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 17–19, 2017
Paper Number: SPE-186380-MS
... Abstract Recently high pressure water jet drilling is proposed for coalbed methane development by connecting nozzle with coiled tubing directly. However, rock breaking efficiency is still compromised because of the hydraulic energy loss when water flows through the small size coiled tubing...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176426-MS
... small to be measured accurately, the interlayer interference makes it more difficult to get right flooding rate, and the smaller water nozzle is easily blocked by contaminant. A new electronic control water flooding technology is presented in this paper. Powered by DC battery, the system has a gear...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176299-MS
... these conditions experienced reamer nozzle erosion. To temporarily solve the problem three reamer nozzles were blank-out. While this did produce an immediate solution it forced rig personnel to activate the reamer at the surface leading to a dedicated trip for drilling out. Blanking out the nozzles also reduced...
Proceedings Papers

Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176127-MS
...-separator is a low-temperature supersonic separator, based on natural gas cooling in a supersonic swirling flow. Supersonic flow is implemented using a convergent-divergent Laval nozzle. In this nozzle, rapid cooling of gas takes place due to the conversion of flow potential energy into kinetic energy...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 14–16, 2014
Paper Number: SPE-171427-MS
... technologies of hydrocarbons separation are the following: The technology of 3S-Separation (SuperSonic Separation) is based on natural gas cooling in the supersonic swirling gas flow. Supersonic flow is implemented by means of convergent-divergent Laval nozzle. In this nozzle, the gas picks up speeds...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-143309-MS
... and/or using large bit nozzles/orifices should ease the problem. The problem of pressure barrier is due to the sonic flow of gas through bit. Sonic flow is defined as a flow condition where the fluid velocity is equal to or greater than the velocity of sound. Under sonic flow conditions, the pressure wave...
Proceedings Papers

Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-145612-MS
... easily form a cuttings bed. If cuttings bed isn’t adequately cleanned, it will easily lead to drill pipe sticking and other complex accidents. This paper presented the CFPJ to resolve the problem of cuttings sedimentation in gas drilling [ 9 - 11 ]. Body of the tool with a split-flow nozzle...

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