Water Deaeration in Water-Cooling Systems of the Stator Winding in a Turbogenerator with Hydrogen-Water Cooling

2018 ◽  
Vol 65 (10) ◽  
pp. 751-755 ◽  
Author(s):  
G. V. Ledukhovsky ◽  
Yu. E. Barochkin ◽  
V. P. Zhukov ◽  
V. N. Vinogradov ◽  
I. A. Shatova
Energy ◽  
2014 ◽  
Vol 78 ◽  
pp. 384-396 ◽  
Author(s):  
Min-Hwi Kim ◽  
Sang-Woo Ham ◽  
Jun-Seok Park ◽  
Jae-Weon Jeong

Author(s):  
Е. В. Кишневский ◽  
В. А. Кишневский ◽  
В. В. Чиченин

Author(s):  
John D. Bernardin ◽  
Walter C. Barkley ◽  
Jack Gioia ◽  
Pilar Marroquin

This paper discusses the design, analysis, and testing of a Water Cooling System (WCS) for a Drift Tube Linear (DTL) Particle Accelerator structure at the Los Alamos Neutron Science Center (LANSCE). The DTL WCS removes large amounts of dissipated electrical energy in a very controlled manner to maintain a constant temperature of the large structure. First, the design concept and method of water temperature control is discussed. Second, the layout of the water cooling system, including the selection of plumbing components and instrumentation is presented. Next, the development of a numerical nodal network model, used to size the plumbing, pump, control valves, and mixing tank (heat exchanger), is discussed. Finally, empirical pressure, flow rate, and temperature data from a functioning DTL water cooling system are used to assess the water cooling system performance and validate the numerical model.


2009 ◽  
Vol 34 (3) ◽  
pp. 727-730 ◽  
Author(s):  
Lenore Newman ◽  
Yuill Herbert

Author(s):  
Anatolii Tykhomyrov ◽  
Sergey Zaitsev ◽  
Vadim Chichеnin ◽  
Victor Kуshnevsky

The relevance of research is to ensure and improve the reliability of turbine generators (TG) with a hydrogen-water cooling system by monitoring the content of dissolved gases in the water of a hydrogen-water cooling system with monoethanolamine (MEA) – C2H7NO and water vapor in the cooling hydrogen of the turbine. In this work, the influence of ultrasonic vibrations on the decomposition of a mixture of water and turbine oil, organic acids (acetic acid - С2Н4О2, formic acid - СН2О2, oxalic acid - С2Н2О4) or monoethanolamine was determined. The distribution coefficients values were definedd for the following dissolved gases Н2, О2, N2, СО, СН4, С2Н2, С2Н4, С2Н6, С3Н6, С3Н8, which are of degradation products of water mix components when exposed to ultrasonic oscillation in the following system: «dissolved gas – mixture «water + monoethanolamine» – extractant argon (Ar)». The obtained values of the Кі distribution coefficients for dissolved gases in systems «dissolved gas – mixture «water + С2Н7NО» – extractant argon (Ar)» at a temperature of 293 K and a concentration of С2Н7NО at the level of 1 g/dm3 are close to similar values for dissolved gases in deionized water. The principle flow chart of multichannel gas chromatograph for detecting dissolved gases in water and steam of water in hydrogen was developed. Developed flow chart of 4-chennel gas chromatographer for defining dissolved gases in water includes the one gas chromatographer with conductivity detector, methanator, flame ionization detector, argon gas-bearing and supplementary gases of hydrogen and air.


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