-Suef University, Egypt Abstract This paper aims at developing the control circuit for extremely important in power electronics. Fora single phase inverter which produces a pure sine wave getting a pure sine wave, the SPWM switchingwith an output voltage that has the same magnitude andfrequency as a grid voltage. A microcontroller, based on technique is applied. This method involves aan advanced technology to generate a sine wave with certain pattern of switching used in the DC-to-fewer harmonics, less cost and a simpler design. The AC inverter bridges [4, 5]. The SPWM is atechnique used is the sinusoidal pulse
. congestion control method of improving friendliness over satellite[10] Hsin-Ta, C., Kuan-Ming, L., Hung-Min, S., Shih-Ying, C., & Hsin- Internet. Paper presented at the Information, Communications and An, H. (2010, 11-14 Nov. 2010). Application-Layer FEC for file Signal Processing, 2009. ICICS 2009. 7th International Conference delivery over the WiMAX unicast networks. Paper presented at the on. Communication Technology (ICCT), 2010 12th IEEE International [26] Rubenstein, D., Kurose, J., & Towsley, D. (2002). The impact of Conference on. multicast layering on network fairness. Networking
, April 2005. [5] Ailor, W. & Taylor, E., 2005. ISO Standards: The Next Step for Orbital. Fukuoka, 56th International Astronautical Congress. [6] Ansdell, M., 2010. Active Space Debris Removal: Needs, Implications, and Recommendations for Today's Geopolitical Environment. Journal of Public and International Affairs, Volume 21, pp. 7-22
Emphasizing Connections Between Technology and Society, ASEE Annual Conference Proceedings, AC 2010-185, 2010. Available: http://search.asee.org/search/fetch?url=file%3A%2F%2Flocalhost%2FE %3A%2Fsearch%2Fconference%2F32%2FAC%25202010Full1854.pdf &index=conference_papers&space=129746797203605791716676178&t ype=application%2Fpdf&charset=[17] S. Marshall, Sustainable Design and Construction of a Library for Disabled Children of Jamaica, International Journal for Service Learning in Engineering, Vol. 4, No. 1, pp. 1-19, Fall 2009.[18] Project CREATE home page, Available: http://www.nysid.org and http://www.createnysid.net/[19] SUNY Maritime Mechanical Engineering Students Design
, W., Wang, Q., Zhang, W., Jin, L., . . .[1] American Cancer Society Cancer Facts and Figures (2013). from Wu, Z. (2008). Self-assembled monolayers-based immunosensor for http://www.cancer.org/acs/groups/content/@epidemiologysurveilance detection of< i> Escherichia coli using electrochemical /documents/document/acspc-036845.pdf impedance spectroscopy. Electrochimica Acta, 53(14), 4663-4668.[2] Aphale, e. a. (2012). A new collector design technique for alignment of [20] Gohring, J. T., Dale, P. S., & Fan, X. (2010). Detection of HER2 polyvinyl alcohol nanofibers. ASEE-NE.ORG, sp_3122.pdf. breast cancer
steganography by Shifting Inherent Vowel," International Journal techniques," in Innovations in Information of Engineering Science and Technology, vol. 2, pp. Technology (IIT), 2011 International Conference 7203-7214, 2010. on, 2011, pp. 409-414. [19] A. C. Shakir, G. Xuemai, and J. Min, "Chinese[9] V. Potdar and E. Chang, "Visibly Invisible: Language Steganography using the Arabic Ciphertext as a Steganographic Carrier," in Diacritics as a Covered Media," International Proceedings of the 4th International Network Journal of
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the reactors were operating at household items use substantial power (small AC unit – 10the time, and while these successfully executed immediate amps, vacuum cleaner – 10 amps, microwave – 6 amps).shutdown, some of the pipes leading in and out of the reactorsOne author argues that the panic over many “hotspots” near substantial influence on construction and maintenance coststhe Fukushima disaster site was unwarranted. The associated with these systems.International Commission on Radiological Protectionrecommends evacuation of a locality whenever the excess Negative impacts of offshore wind farms include maritimeradiation dose exceeds .1 rem per year. However, citizens of
. wire was a 24V AC input that provided power to the To deal with this problem, the main zone could be split thermostat. The W wire went from the thermostat to the relayinto several heating zones in order to reduce the use of gas. switch to control the heat: When the relay closes the circuitThere are two options: To divide the house into three zones, completes and the boiler turns on. The more modern WiFiwith each floor as a zone. Usually, only one floor is occupied thermostat required a third wire (called a “C” wire) forwhen events are going on in the meetinghouse. The second returning energy to the device and powering the electronics.option would be to supply a number of portable heating units The
Engineering Education, 99(1), pp. 55, 2010.The faculty also observed that more students are pursuing [5] P. Tebbe, et al., “Promoting Student Engagement in Thermodynamicsadvanced degrees or going to work in fields related to building with Engineering Scenarios,” ASEE Paper No. AC-2007-1731, 2007.systems and sustainability. In conclusion, exposing students [6] J. Biggs, “Enhancing Teaching through Constructive Alignment,” Higher Education, 32, pp. 1-18, 1996.to control systems theory and sustainable design principles in [7] M. Baglione, “Incorporating Practical
, "Effective electronconductor and the relationship between current, length of the mobility in Si inversion layers in metal-oxide-semiconductor systemscoil and number of turns for a copper coil in comparison to with a high-k insulator: The role of remote phonon scattering," Journal8(A). Finite element analysis is done using COMSOL's of Applied Physics, vol. 90, pp. 4587-4608, 2001.AC/DC module. The resulting simulation results for copper [9] S. E. Thompson, M. Armstrong, C. Auth, S. Cea, R. Chau, G. Glass, T.coil in bacterial media are as shown in Fig 8(C) and 8(D). Hoffman, J. Klaus, Z. Ma, B. Mcintyre, A. Murthy, B. Obradovic, L
as in frequent event patterns. The :2example in the first section includes 4 event sequences, whichincludes 3 types of events. If we enumerate all event Figure 1 Frequent Closed Pattern Tree after Pruningsequences, the sequence set will be: {A:4; AA:2; AB:4; In the Figure 1, this tree is built use BIDE algorithm, thereABB:2; ABC:4; AC:4; B:4;BB:2; BC:4; C:4; CA:3; CAB:2; are only 6 nodes left in this tree. In this tree, all these nodesCABC:2;CAC:2; CB:3; CBC:2; CC:2}. We can construct a are frequent closed pattern, which can be used in further steps.pattern tree through this event sequence set. There are some It is a very