...E. Martínez Meza; J. Uruchurtu Chavarín; J. Genescá Llongeras This paper examines the dissolution process of the alloy (90%Cu 10%Ni) in a solution of 50 wt% (11.8 molal) lithium bromide (LiBr) under real operation conditions using the following electrochemical techniques: polarization curves...

...M.J. Muñoz-Portero; J. García-Antón; J.L. Guiñón; V. Pérez-Herranz Pourbaix diagrams (electrode potential-pH diagrams) for the Ni-Br^–-H₂O system at 25°C were developed in 400-g/L, 700-g/L, and 850-g/L (4.61-M, 8.06-M, and 9.79-M) lithium bromide (LiBr) solutions, which...

..., repassivation current densities, repassivation potentials, and anodic hysteresis loops were obtained from potentiodynamic curves at 25°C in 400, 700, and 850 g/L lithium bromide (LiBr) solutions under static and dynamic conditions. It has been determined that the welding causes a deterioration of the corrosion...

...A. Valero-Gómez; A. Igual-Muñoz; J. García-Antón The objective of the present work was to study systematically the corrosion resistance of copper-brazed joints in 400, 700, and 850 g/L, and commercial lithium bromide (LiBr) heavy brine solutions at 25°C, using electrochemical measurements...

...M.J. Muñoz-Portero; J. García-Antón; J.L. Guiñón; V. Pérez-Herranz The corrosion rate of copper produced by lithium bromide (LiBr) concentrated solutions of 400 g/L and 700 g/L (4.61 M and 8.06 M) at room temperature, 70°C, and 110°C was studied using immersion testing. The corroded copper...

...A. Valero-Gómez; J. García-Antón; A. Igual-Muñoz The corrosion behavior of copper-brazed joints with a ternary filler metal, Cu-P-Ag (74.75% Cu, 7.25% P, 18% Ag) in the form of wire for brazing, was studied in 400 g/L, 700 g/L, 850 g/L, and commercial lithium bromide (LiBr) solution (850 g/L LiBr...

...M.T. Montañés; V. Pérez-Herranz; J. García-Antón; J.L. Guiñón The evolution with the exposure time of copper corrosion in a 400-g/L lithium bromide (LiBr) solution was investigated using electrochemical measurements. The study was carried out under a hydrodynamic regime in the absence of oxygen...

... in lithium bromide (LiBr) heavy brine solution. The weldability of DSS is related to the possibility of maintaining a microstructure with a ratio of ferrite to austenite phase of about 50:50. The ferrite-austenite ratio in DSS welding metals was analyzed in terms of quantitative metallography. Research work...

...M.J. Muñoz-Portero; J. García-Antón; J.L. Guiñón; V. Pérez-Herranz The anodic polarization behavior of copper was studied in 400-g/L and 700 g/L (4.61 M and 8.06 M) lithium bromide (LiBr) solutions between 25°C and 40°C. In all cases, an initial active region of copper dissolution was followed...

... lithium bromide (LiBr) solution (850 g/L LiBr solution and 4.3 g/L lithium chromate [Li₂CrO₄] in their welded and nonwelded conditions at 25°C). Metallographic examination was carried out to characterize the microstructure of the samples. Potentiodynamic curves were obtained...

...M.J. Muñoz-Portero; J. García-Antón; J.L. Guiñón; V. Pérez-Herranz Pourbaix diagrams (electrode potential-pH diagrams) for Cu-Br^–−H₂O systems at 25°C were developed in 400-g/L and 700-g/L (4.61-M and 8.06-M) lithium bromide (LiBr) solutions, common concentrations in different...

...A. Igual Muñoz; J. García Antón; J.L. Guiñón; V. Pérez Herranz The corrosion resistance and galvanic behavior of three stainless steels (SS), Alloy 33, and titanium were analyzed in commercial lithium bromide (LiBr) heavy brine solutions used in heating and refrigerating systems, with and without...

... with time and of the experimental conditions by means of a triocular microscope stereoscope assembled to an image acquisition system. The new methodology was applied in the study of zinc corrosion and galvanic behavior when coupled to copper in lithium bromide (LiBr) media. Zinc exfoliation was observed...

...A. Igual Munoz; J. Garda Antón; JL. Guinón; V Pérez Herranz The analysis of the corrosion of Cu-xNi alloys (x = 10 wt% to 30 wt%) and Cu and Ni metals in commercial lithium bromide (LiBr) heavy brine solutions, with and without additives, was performed by polarization curves. Corrosion rates were...

...A. Igual Muñoz; J. García Antón; J. L. Guiñón; V. Pérez Herranz Galvanic influence of Alloy 33 (UNS R20033) and titanium (Grade 2) on copper was studied in lithium bromide (LiBr) solutions (400, 700, and 850 g/L chromate containing commercial solution). Temperature effect was also analyzed...

...A. Igual Muñoz; J. Garcia Antón; J.L. Guiñón; V. Pérez Herranz The analysis of the corrosion of copper alloys (brass [Cu65/ Zn35], bronze B10 [Cu90/Sn10], and bronze B5 [Cu85/Zn5/ Sn5/Pb5]) and zinc in commercial lithium bromide (LiBr) heavy brine solutions, with and without additives, was analyzed...

...V. Pérez-Herranz; M.T. Montañés; J. García-Antón; J.L. Guiñón A study was carried out to investigate the effect of hydrodynamic variables and exposure time on the corrosion of copper in a 4.6-M lithium bromide (LiBr) solution at room temperature using electrochemical techniques. The corrosion rate...

...A. Igual-Muñoz; J. García-Antón; J.L. Guiñón; V. Pérez-Herranz Galvanic corrosion of pure zinc coupled to pure copper was investigated in three different lithium bromide (LiBr) solutions (400 g/L, 700 g/L, and 850 g/L additive commercial solution) at different temperatures. The galvanic potential...

.... It is applied onto the surface of the zinc anode to keep the concrete-anode interface moist and a good conductor. The thermodynamics of humectants are discussed. Laboratory results are presented on the effects of using lithium bromide (LiBr)and lithium nitrate (LiNO₃)as humectants in galvanic...

...A. Anderko; R.D. Young A comprehensive model has been developed for the computation of corrosion rates of carbon steels in the presence of lithium bromide (LiBr)-based brines that are used as working fluids for absorption refrigeration cycles. The model combines a thermophysical module...