scholarly journals Environmental Upgrading of GTN-16 Gas-Pumping Unit Combustion Chamber

Author(s):  
A. V. Soudarev ◽  
Yu. I. Zakharov ◽  
E. D. Vinogradov ◽  
M. N. Gutnik

The results of research into development of engineering approaches to environmental update of the GTN-16 16 MW gas-pumping unit combustor are presented. The built-in “disc” combustor of the GTN-16 is noted for having a small length and very low hydraulic resistances. The multi-burner low-NOx combustor design was developed in a test rig. The “lean” fuel/air premix combustion was adopted as the basis for the design. The proposed environmental update of the GTN-16 combustor does not bring about any changes in the most costly material-intensive and labour-consuming components of the combustor, viz. casing, frame, liners. No changes were also made in the automatic control system. It is noteworthy that a similar approach is appropriate for the “Turbomotorny Zavod” (Ekaterinburg, Russia) GTN-25 type 25 MW unit.

2018 ◽  
pp. 100-105
Author(s):  
S. I. Perevoschikov

The article deals with the technique of transferring of blower’s characteristics from the graphic type to the analytical. This representation of the characteristics allows correct them automatically by the results of parametric diagnostics of blowers and use them for automatic control of the gas-pumping unit operation modes. Usage of these characteristics furnishes the gas-pumping units with the properties of self-regulating systems.


Author(s):  
E.M. Komarov ◽  
Zh.M. Kokueva

The paper describes the process of initiating a project to improve the efficiency of gas turbine plants for driving centrifugal superchargers at compressor stations. The study shows the main trends of increasing the efficiency of gas turbine drives of gas pumping units, gives the constructive-functional appearance of the modern gas turbine drive of the gas pumping unit, and proposes a method for increasing its efficiency.


Author(s):  
M. P. Kukhtik ◽  
A. I. Repnikov ◽  
Yu. P. Serdobintsev ◽  
M. A. Khaustov

Block diagram and operation principle for automated system of prevention of emergency situations in a sliding support of a gas pumping unit have been developed. Control program has been written and HMI-interface of operator control panel has been developed.


1990 ◽  
Vol 26 (8) ◽  
pp. 432-433
Author(s):  
A. M. Khoroshchenko ◽  
N. S. Shcherbakov ◽  
V. A. Butsenko

Author(s):  
Arthur Zaporozhets ◽  
Yurii Kuts

The efficiency of the functioning of boiler units depends on the availability of reliable information on the progress of technological processes. The lack of control and measuring systems for the composition of the exhaust gases leads to low efficiency of the boiler unit, in particular, due to poor-quality fuel combustion. Therefore, in modern operating conditions of boiler units, it is relevant to develop technological solutions focused on finding and minimizing the causes and mechanisms of the formation of harmful substances in exhaust gases. Due to the fact that replacement of outdated boiler units with new ones requires significant capital investments, a promising direction is the modernization of existing boiler units. It is a low-cost and efficient way of rational use of fuel while simultaneously reducing the level of harmful substances in exhaust gases. It remains relevant to ensure the functioning of the control systems for the composition of the air-fuel mixture (AFM) with a given speed and high reliability of maintaining the excess air ratio (EAR) at the stoichiometric level. In the article the high-quality algorithm is proposed for the operation of an automatic control system for the combustion of fuel in boilers of medium and low power by regulating the ratio of the components of the AFM for the burner with feedback according to the signals of the oxygen sensor. The algorithms for the operation of the frequency regulator of the ratio of the components of the AFM in various operating modes are considered. The developed algorithms allowed maintaining the stoichiometric air-fuel ratio in the boiler furnace, reducing the level of toxic emissions into the atmosphere and increasing the boiler efficiency by optimizing the fuel combustion process. The AFM ratio programmer is made in the LM Programmer technical programming environment and works with Windows operating systems (XP, Vista, 7, 8, 10) and oxygen sensors manufactured by Bosch. The visualization of the control process of the fuel combustion process is made in the technical programming environment LogWorks 3 and operates in the environment of Windows operating systems.


Author(s):  
A. Repnikov ◽  
M. Kukhtik ◽  
Yu. Serdobintsev

Automated emergency stop system for gas pumping unit has been developed and tested. Block diagram of stop system has been charted and control program has been written. HMI-interface of operator control panel has been developed.


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