Small Signal Stability Analysis Of A Single.
Ex. No: SMALL SIGNAL STABILITY ANALYSIS OF A SINGLE MACHINE INFINITE BUS SYSTEM USING CLASSICAL MACHINE MODEL Date : AIM To understand modeling and analysis of small signal stability of a SMIB system. To obtain linearized swing equation and to determine the roots of characteristic equation, damped frequency and undamped natural frequency of oscillation. SOFTWARE REQUIRED MATLAB 7.0 THEORY Small signal stability is the ability of the power system to maintain synchronism when subjected to small disturbances. A disturbance is considered to be small if the equations that describe the resulting response of the system can be linearized for the purpose of analysis. Instability is of two forms 1) Steady increase in generator rotor angle due to synchronizing torque. 2) Rotor oscillations of increasing amplitude due to insufficient damping torque. For small disturbance, the nonlinear equations characterizing the dynamics of the system may be linearized around an operating point for the purpose of analysis. Small signal stability using linear techniques provides valuable information about the dynamics of the system and assists in its design. The location of the roots of the characteristic equation of the linearized differential equation will reveal the stability status of the system. We can also obtain the response of rotor angle and frequency of the rotor of the synchronous machines. Modelling For Small Signal Stability Let us consider a system as shown in the Fig. Fig 1.1 For the purpose of analysis the system of Fig 1.1(a) may be reduced to the form of Fig 1.1(b) by using Thevenin’s equivalent of the transmission network external to the machine and the adjacent transmission. Because of the relative size of the system to which the machine is supplying power, dynamics associated with the machine will cause virtually no change in the voltage and frequency of Thevenin’s voltage VB....
Read More Situational Analysis And Swot Analysis Stakeholder Analysis With Strategic Plan Case Study With Preventive Action Plan.
MUNICIPALITY OF BUENAVISTA Bohol, Philippines Situational Analysis and SWOT Analysis Stakeholder Analysis with Strategic Plan Case Study with Preventive Action Plan by: DUAVIS, MARK JOHNUEL DIACOR, ARTECHIE MEMBREVE, JEFFREY HUSAIN, FRETZEL December 2012 MUNICIPALITY OF BUENAVISTA Bohol, Philippines SITUATIONAL ANALYSIS INTRODUCTION In the early days, a group of natives inhabited a coastal plain adjacent to a beautifully carved limestone cliff stretching a hundred meters long and standing like a stage overlooking the glistening sea. Natives identified their place of abode as PANGPANG, the Boholano translation for CLIFF. Spanish Roman Catholic missionaries evangelizing northwestern Bohol dropped anchor at Pangpang. The good priest standing on top floor of the cliff made a panoramic reconnaissance and saw at the horizon the silhouette of Sugbu (Cebu) Island. He envisioned the Magellan Cross at the center part of Sugbu (Cebu) Island. Facing back on the plain land, his eyes were arrested by the glory of nature—the vast stretch of cogon rippling in the sea breeze, the few jutting coconut grooves that pierced the blue sky, the yellowish limestone cliffs that majestically rose upward above the irregular shoreline, the glistening sand, the foaming blue-waters and the purple mountains of Cebu in the distant horizon. Impressed by Pangpang’s natural beauty, he named the place BUENA VISTA, the Spanish phrase for Good View. Aerial view of the Municipality of Buenavista In the early 1930s, two big barrios Buenavista Norte and Buenavista Sur occupy the southern extremity of the town Getafe. Politically, these two big barrios served as a barometer during elections for the municipality of Getafe, the mother town of Buenavista. There came a handful of people with burning desire to see the township of Buenavista. In 1960, President Carlos P. Garcia, through Executive Order No. 362, proclaimed Buenavista a municipality. Today, Buenavista holds true to its name...
Read More Seven Days Will Be Allocated For Learning Basic Theories Of The Needle Scalpel Medicine.
HomeNews & EventsOnline CoursesStudy in ChinaTCM PalaceForumAbout Us You are here > Forum Register | Login Mebo TCM Forum The Forum aspires to provide an internal environment for all Medboo’s users ( including Medboo online students) to discuss the questions and problem on Chinese medicine and acupuncture, exploring ideas relevant to the TCM online courses, etc. Forum Practitioners &… Acupuncture & M… My experience of diagnostic methods Previous Next 4/28/2009 11:11 AM acup 161 posts My experience of diagnostic methods This post related to question in Forum of Course B “Anybody has good experience in tongue diagnosis? or other diagnostic methods?��? but I can’t to send post to this Forum, so I’m sending it to Acupuncture Forum. I’m not sure that my experience is good enough, however during many years I started each treatment from diagnostic. Unfortunately I didn’t study diagnostic methods in China, so undoubtedly I did a lot of mistakes and therefore opinion of specialists in TCM is valuable to me. For each patient I’m using folder with standard set of papers which I prepared: a questioning (for inquiring), pictures of face, tongue, eyes, ears, foots (to mark and to make a notes), pages for each treatment (to make notes about some new diagnostic findings, about the patient condition before and after treatment and about used acupoints and auxiliary methods). So after years I have a reference source for my work. First of all with each patient I’m going according to the next plan of diagnostic: A. Inquiring B. Inspection: 1. Observation of the face 2. Observation of the tongue 3. Observation of the eyes, including iridodiagnostics 4. Observation of the ears 5. Observation of the foot C. Palpation D. Auscultation and olfaction Only when all this...
Read More Riwayat Penyakit Sekarang 9.
UNIVERSITAS KRISTEN KRIDA WACANA FAKULTAS KEDOKTERAN KEPANITERAAN KLINIK ILMU BEDAH RS. PUSAT ANGKATAN UDARA Dr. ESNAWAN ANTARIKSA ————————————————————————————————————- STATUS Identitas pasien Nama : An. Arsa Umur : 7 bulan Alamat : Jl. Raya Ceger RT 004 RW 05, Jakarta Status : – Pekerjaan : – Jenis kelamin : laki-laki Agama : Islam Dirawat : 4 November 2012 Anamnesis dilakukan secara alloanamnesis pada tanggal 27 October 2012 pada pukul 15.00 Keluhan utama Pasien mengalami kejang dan demam Riwayat penyakit sekarang Pasien mengalami kejang dan demam akibat pernah mengalami kecelakaan lalu lintas 2 bulan SMRS dan kepala pasien mengalami benturan. Pasien langsung dirujuk ke RSCM dan akhirnya disarankan untuk konsultasi dengan dokter bedah saraf RSAU. Riwayat penyakit dahulu Riwayat trauma kepala (+), riwayat alergi obat (-), alergi makanan (-), riwayat asma(-), riwayat keracunan (-), penyakit jantung bawaan(-), keganasan (-). Riwayat penyakit keluarga Riwayat keganasan dalam keluarga disangkal, penyakit menular disangkal, riwayat DM (-), HT (-). Riwayat kebiasaan – Anamnesis Tinjauan menurut Sistem Umum : Pasien tampak sakit sedang, kesadaran compos mentis Kulit : Tidak ada perubahan warna kulit Kepala : Normocephali, distribusi rambut merata, tidak mudah rontok Mata : Konjungtiva anemis -/-, sclera ikterik -/-, reflex pupil (+) Leher : KBG dan tiroid TTM Thorax : Paru : suara nafas vesikuler, ronki -/-, wheezing -/- Jantung: S1 – S2 normal, regular, murmur (-), Gallop (-) GI Tract : Mual (-), muntah (-) Abdomen : Supel, datar, BU (+) N, NT (-) Sal. Kemih : Tidak ada gangguan berkemih Extremitas : Akral hangat, oedem (-) PEMERIKSAAN FISIK Keadaan umum : Tampak sakit sedang Kesadaran : Compos mentis Tekanan darah : 136/100 mmHg Nadi : 104x/menit, regular, equal, cukup Suhu : 36 o C Pernapasan : 24x/menit, regular, teratur Berat badan : 8 kg STATUS GENERALIS Kepala : Normocephali, deformitas (-) Rambut : Distribusi...
Read More Retrieving The Power And Validity Of Emotion That Was Tossed Along The Wayside During The Age Of Reason, Is Needed To Gain A Holistic Picture Of Conflict Dynamics.
Introduction Conflict resolution practice has largely focused on conflict taking place in public, as if it was set on a theater stage with an audience watching the interactions unfold. In reality, conflict plays out behind the scenes, unobserved by the conflict analysts and system designers. Kolb and Bartunek, editors of Hidden Conflict in Organizations, bring to light the dynamics of informal conflict resolution. In this context, informal conflict resolution is defined as resolution facilitated by organizational members through other means than the formal processes of grievances, investigations and litigation (Kolb and Bartunek, 1992. p. 19). These informal conflict resolvers make a significant impact upon organizations either by resolving the conflict or channeling it to a formal mechanism. Informal conflict resolution often takes a nonrational approach (Kolb and Bartunek, 1992, p. 20). Kolb and Bartunek describe this approach as accenting “the unconscious or spontaneous aspects of disputing, ones that are driven by impulse and the feelings of participants and not simply their cognition” (1992, p. 20). Therefore, emotions are seen as a means of conflict management rather than a hindrance to conflict management (Kolb and Bartunek, 1992. p. 20). In essence, Kolb and Bartunek are attempting to reclaim emotion as a valid expression in conflict resolution, and that expressing emotion does not necessarily imply a loss of reason. Furthermore, they imply that the formal methods of conflict resolution favor the rational over the emotional. Retrieving the power and validity of emotion that was tossed along the wayside during the Age of Reason, is needed to gain a holistic picture of conflict dynamics. But it also needs a caveat; for intense emotion can cause reactivity that clouds the way to resolution. From a family systems perspective, “the problem that triggered the emotions is never addressed; emotions are merely generated and circuited and recircuited...
Read More