scholarly journals Considerations on determining the explosion risk and the areas with explosion hazard in a natural gas compressor station

Author(s):  
Alina Maria Gligor ◽  
Valentin Petrescu
2018 ◽  
Vol 184 ◽  
pp. 03005 ◽  
Author(s):  
Alina Maria Gligor ◽  
Valentin Petrescu

Compressor stations are important components within natural gas transportation networks. The current paper analyses some of the safety aspects involved in the operation of such facilities – on the one hand related to the explosion risk for employees working in compressor stations and on the other hand related to determining to the areas with increased explosion hazard in such a station, in order to help reducing work-related accidents and the occurrence of professional illnesses. The explosion risk is determined based on a method devised by the National Institute for Research and Development for Environmental Protection Bucharest, while the explosion hazard areas are determined and displayed with the help of the software package AutoCAD Plant 3D.


Author(s):  
Manfred Sieminski ◽  
Manfred Schneider

Low Frequency Noise at Gas Turbines A natural gas compressor station that was equipped with Hispano Suiza Turbines THM 1202 emitted high intensity noise between 20 Hz and 40 Hz, causing window vibrations and standing waves within the living rooms of a nearby residential area. Since additional sound attenuation by increasing the volume of the exhaust silencers was impossible, further investigations were carried out to explain the mechanism of this low frequency noise emission. By changing the flame pattern inside the combustion chambers of the turbines it was possible to achieve a remarkable reduction at 31.5 Hz amounting to 15 dB. The investigation procedure leading to the final results will be the subject of this presentation.


2014 ◽  
Vol 23 (4) ◽  
pp. 223-229
Author(s):  
Seung-Kyu Kang ◽  
Young-Gu Kim ◽  
Jeong-Rak Kwon

Author(s):  
George P. Pappas

In recent years urban residential growth has created a serious encroachment problem to all industrial complexes including natural gas compressor stations. Union Gas Ltd. has recently been involved in the design of an acoustically treated compressor station. Noise emanating from a station into the environment outside the property perimeter is caused by mechanical equipment in operation and gas flowing through piping and valves. Noise generated from a turbine station varies in power level and frequency. The noises, varying from the high frequency startling type to the low frequency throbbing type, create a number of problems for surrounding residential homes. This paper describes the Parkway Compressor Station located near Toronto, Ontario, Canada at which various items of mechanical equipment were identified and acoustically treated with satisfactory results.


Author(s):  
Naum Staroselsky ◽  
Lawrence Ladin

Parallel Operating centrifugal gas compressors are major elements in the chemical industry, in oil production and in natural gas gathering, injection, separation, transmission and LNG production. Large energy savings, reduced repairs and improved automation are possible with more effective solutions for compressor station control. The authors suggest an improved definition of compressor energy efficiency. They analyze several common approaches to control of parallel compressors and evaluate them in terms of energy efficiency, stability of control, equipment protection and level of automation. An improved system developed by one of the authors will be described theoretically and with an example from field operation.


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