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Wyszukujesz frazę "natural gas motor compressors" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Preliminary evaluation of effective vibration analysis for the fault diagnosis of natural gas engine-driven compressor
Autorzy:
Listewnik, K.
Polanowski, S.
Dereszewski, M.
Żukowski, J.
Powiązania:
https://bibliotekanauki.pl/articles/247212.pdf
Data publikacji:
2011
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
natural gas motor compressors
vibration diagnostics
Opis:
In this paper were presented results of preliminary research of the fault diagnosis of natural gas engine-driven compressor by vibration analysis. Natural gas engine-driven compressors are heavily exploited during delivering natural gas to the transmission network of Poland. Every failure brings about interferences to gas system, furthermore it causes notably cost of maintenances. The major failures are piston seizures and overly level of vibration causes by exceedingly wear, an unbalanced engine after repairs and dry friction. During research investigated three natural gas engine-driven compressors. Acceleration of engine cylinders was measured in cylinder axis and perpendicularly axis and acceleration of compressor cylinders, engine fundament and gas receiver in three axes. Results obtain during investigation of engine cylinders one gas engine-driven compressor collates with results of validation of engine cylinders after their stripping. Preliminary results of investigation indicate proper trend to set up diagnostic symptoms. It was found that for increasing of information amount is necessary to carry out synchronous measurements and its envelops in domain of crankshaft rotation angle. Very important source of diagnostic information can be shaft acceleration, determined basing on existing system of signals generation. The investigation is to be continued.
Źródło:
Journal of KONES; 2011, 18, 4; 243-250
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Multiterminal cylinder pressure monitoring-diagnostic system of natural gas motor compressors of GMVH type in Krio Odolanów
Autorzy:
Kłos, M.
Łutowicz, M.
Polanowski, S.
Powiązania:
https://bibliotekanauki.pl/articles/246934.pdf
Data publikacji:
2010
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
cylinder pressure monitoring system
natural gas motor compressors
Opis:
The paper characterises the current state of development and use of equipment and monitoring-diagnostic systems of engine cylinders and reciprocating compressors. It has presented a prototype system for monitoring and diagnostics of motor compressors of GMVH type natural gas installed in the Krio Company in Odolanów. The system monitors on-line 5 stands of motor compressors. Simultaneously 12 engine cylinders and 6 compressor cylinders of each motor compressor are indicated - a total of 90 cylinders. Driven by the need to reduce the number of monitors in the control room, aprinciple to operate the system through one monitor with the capability of immediate switching-off of a monitored motor compressor has been adopted. A charts menu provides for simultaneous on-line observation of the work of all the cylinders of a selected motor compressor. For each cylinder of both engine and compressor, against the background of the average from 16 runs and average for the cylinder's unit there are presented a few indicator diagrams, which allows for observation of the variability of a cylinder 's work, which in a spark-ignition engines can be significant. Values of main parameters ofthe cylinder's work are presented in tables and bar charts. These include: the maximum pressure of combustion and compression as well as average indicated pressures. The indicated powers are determined for the engine and compressors and a mechanical efficiency of the unit. The fiber-optic "Optrand" sensors have been used for indication, mainly to meet the need of spark-safety requirements. For the measurement of pressure, 12-bit converter cards ofown construction have been applied. Values of pressure have been sampled with angle axis pulses 0.5° crankshaft rotation. Ethernet connections were applied to transfer data between the pumping station and control room. The study characterises the main conclusions arising from past experience of system use.
Źródło:
Journal of KONES; 2010, 17, 2; 195-202
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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