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Multi-Area Unit Commitment with Bilateral Contract Approach in Deregulated Electricity Market
Selvi, S.Chitra,Devi, R.P.Kumudini,Rajan, C.Christober Asir The Korean Institute of Electrical Engineers 2009 Journal of Electrical Engineering & Technology Vol.4 No.3
The eventual goal of this paper is to help the generating companies and load-serving entities to choose appropriate relative levels of interconnected system versus bilateral trades while considering risk, and economic performance. In competitive power markets, electricity prices are determined by balance between demand and supply in electric power exchanges or bilateral contracts. The problem formulation is bilateral contract incorporated into Multi-area unit commitment with import/export and tie-line constraints. This proposed method considers maximizing own profit or minimize the operating cost among the generating companies in multi-area system. The feasibility of the proposed algorithm has been demonstrated using IEEE system with four areas and experimental results shows that proposed method is reliable, fast and computationally efficient
Molecular Characterisation of the Mafriwal Dairy Cattle of Malaysia Using Microsatellite Markers
Selvi, P.K.,Panandam, J.M.,Yusoff , K.,Tan, S.G. Asian Australasian Association of Animal Productio 2004 Animal Bioscience Vol.17 No.10
The Mafriwal dairy cattle was developed to meet the demands of the Malaysian dairy Industry. Although there are reports on its production and reproductive performance, there has been no work on its molecular characterization. This study was conducted to characterize the Mafriwal dairy cattle using microsatellite markers. Fifty two microsatellite loci were analysed for forty Mafriwal dairy cows kept at Institut Haiwan Kluang, Malaysia. The study showed two microsatellite loci to be monomorphic. Allele frequencies for the polymorphic loci ranged from 0.01 to 0.31. Genotype frequencies ranged from 0.03 to 0.33. The mean overall heterozygosity was 0.79. All polymorphic microsatellite loci deviated significantly (p<0.01) from Hardy-Weinberg equilibrium. The Mafriwal dairy cattle showed high genetic variability despite being a nucleus herd and artificial insemination being practiced.
Cystic fibrosis of pancreas and nephrotic syndrome:a rare association
Selvi Kelekçi,Müsemma Karabel,Aydın Ece,Velat Şen,Ali Güneş,İlyas Yolbaş 대한소아청소년과학회 2013 Clinical and Experimental Pediatrics (CEP) Vol.56 No.10
Cystic fibrosis (CF) is a genetic disease with autosomal recessive inheritance and is common in Caucasian people. The prevalence of this disease is between 1/2,000 and 1/3,500 live births, and the incidence varies between populations. Although the CF transmembrane conductance regulator gene is expressed in the kidneys, renal involvement is rare. With advances in the treatment of CF, life expectancy has increased, and some previously unobserved disease associations are now seen in patients with CF. It is important to follow patients with CF for possible abnormalities that may accompany CF. In this paper, we present two rare cases of CF accompanied by nephrotic syndrome.
Lithium Intoxication: A Possible Interaction with Moxifloxacin
Selvi Kayipmaz,Ali Ercan Alt ı nöz,Nadide Elmas Gülcü Ok 대한정신약물학회 2017 CLINICAL PSYCHOPHARMACOLOGY AND NEUROSCIENCE Vol.15 No.4
Lithium is a well-known treatment for patients with mood disorders. Intoxication by lithium may be lethal particularly in elderly due to altered pharmacokinetics, renal impairment or multiple drug use. We presented a 74-year-old female patient who had been stabile with lithium carbonate 600 mg/day for 5 years and developed lithium intoxication after bronchiolitis. She presented with altered mental status. The neurological signs resolved slowly after lithium and moxifloxacin were stopped immediately and fluid resuscitation administered. Considering possible drug interactions on elderly patients receiving lithium is essential.
Cystic fibrosis of pancreas and nephrotic syndrome: a rare association
Kelekci, Selvi,Karabel, Musemma,Ece, Aydin,Sen, Velat,Gunes, Ali,Yolbas, Ilyas,Sahin, Cahit The Korean Pediatric Society 2013 Clinical and Experimental Pediatrics (CEP) Vol.56 No.10
Cystic fibrosis (CF) is a genetic disease with autosomal recessive inheritance and is common in Caucasian people. The prevalence of this disease is between 1/2,000 and 1/3,500 live births, and the incidence varies between populations. Although the CF transmembrane conductance regulator gene is expressed in the kidneys, renal involvement is rare. With advances in the treatment of CF, life expectancy has increased, and some previously unobserved disease associations are now seen in patients with CF. It is important to follow patients with CF for possible abnormalities that may accompany CF. In this paper, we present two rare cases of CF accompanied by nephrotic syndrome.
S. Selvi,E. Rajasekar 대한기계학회 2015 JOURNAL OF MECHANICAL SCIENCE AND TECHNOLOGY Vol.29 No.2
The tribological properties such as wear rate, hardness of the aluminum-fly ash composite synthesized by stir casting were investigatedby varying the weight % of fly ash from 5 to 20 with constant weight % of zinc and magnesium metal powder. A mathematical modelwas developed to predict the wear rate of aluminum metal matrix composites and the adequacy of the model was verified using analysisof variance. Scanning electron microscopy was used for the microstructure analysis which showed a uniform distribution of fly ash in themetal matrix. Energy - dispersive X-ray spectroscopy was used for the elemental analysis or chemical characterization of a sample. Theresults showed that addition of fly ash to aluminum based metal matrix improved both the mechanical and tribological properties of thecomposites. The fly ash particles improved the wear resistance of the metal matrix composites because the hardness of the samples takenincreased as the fly ash content was increased.
CONTROLLABILITY RESULTS FOR IMPULSIVE NEUTRAL EVOLUTION DIFFERENTIAL SYSTEMS
S.SELVI,M. MALLIKA ARJUNAN 한국산업응용수학회 2012 Journal of the Korean Society for Industrial and A Vol.16 No.2
In this paper, we consider the controllability of a certain class of impulsive neutral evolution differential equations in Banach spaces. Sufficient conditions for controllability are obtained by using the Hausdorff measure of noncompactness and Monch fixed point theorem under the assumption of noncompactness of the evolution system.
Joseph Selvi Binoj,Natarajan Manikandan,Bright Brailson Mansingh,Vadivel Nayanar Anbazhagan,Govindarajan Bharathiraja,Suchart Siengchin,Mavinkere Rangappa Sanjay,Suyambulingam Indran 한국섬유공학회 2022 Fibers and polymers Vol.23 No.11
Owing to the exceptional characteristics such as sustainability, biodegradability and environment friendlycharacteristics natural fibers are a dominant force in a variety of composite sectors. Among the many fruit fibers, Areca fruithusk fiber (AFHF) stands out and has been discovered in considerable quantities being rejected by tobacco processingenterprises. The investigation of AFHFs, helps to utilize the wealth out of iste in an eco-friendly nature for reinforcement inpolymer composites. In light of this, the current work deals with AFHFs collected from agricultural enterprises and processedas raw fibers, which were further combined with unsaturated polyester resin to create a natural polymer composite material. Additionally, using Taguchi's design technique, an orthogonal array is constructed by including process parameters and theirstages when conducting testing. The influence of various fiber widths on various gauge distances has been discussed, as wellas the optimal width and span for defining the possible tensile strength using Taguchi's single response analysis. Additionally,the mechanical assets of manufactured natural fiber composites were evaluated using ASTM criteria to perceive whether itcan be employed as a substitute reinforcement in polymer composite products.