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  • 1 pages Electric Machines0006.jpg
    • Electric Machines0006.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Discussion: 1.Comment on the shapes of curves you have obtained. 2.Show how can you obtain the internal characteristics if the annature resistance is 50 Q and the shunt eld resistance is 2.8 KQ. 3.Given that the value of load resistance RL to be . What is
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    Electric Machines0006.jpg

  • 1 pages Electric Machines0001.jpg
    • Electric Machines0001.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • u Sanaa University Electrical Dept. + Faculty of engineering Electric Machines I Experimentl. Open Circuit Characteristics (0.C.C) of D.C separately excited Generator Object: To become familiar with the dc. separately excited generator and to obtain its
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    Electric Machines0001.jpg

  • 1 pages Electric Machines0007.jpg
    • Electric Machines0007.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sanaa University Electrical Dept. Faculty of engineering Electric Machines I ExgerimentA. Load characteristics of D.C series Generator Obfect: To connect and run the machine as a self excited d.c series generator and to obtain the load characteristics of
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    Electric Machines0007.jpg

  • 1 pages Electric Machines0016.jpg
    • Electric Machines0016.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Procedure: 1.Connect the circuit as shown in gure. 2.Increase VI.c in steps from zero to the value which gives full load current in both winding, and ' take reading ofP 1563259., 11. and 12, in each case. 3.Plot the relations between V1,. , Psc and Igsc a
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    Electric Machines0016.jpg

  • 1 pages Electric Machines0010.jpg
    • Electric Machines0010.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Discussion: 1.Using the load characteristics describe the typical motor, Speed, torque behavior of the DC shunt motor. 2.Describe the amature cun'ent curve. 3.Describe the efciency curve of the DC shunt motor. 4.Why does the rotor speed of a DC shunt moto
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    Electric Machines0010.jpg

  • 1 pages Electric Machines0005.jpg
    • Electric Machines0005.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • 01721) Sanaa University Electrical Dept. Faculty of engineering Electric Machines 1 Load characteristics of DC shunt Generator Obiect: To connect and run the machine as a shunt generator with the required and suitable instrument. And to obtain its load ch
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    Electric Machines0005.jpg

  • 1 pages Electric Machines0014.jpg
    • Electric Machines0014.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • 2.1ncrease V1 in steps from zero to the value, which circulates full load current in both windings and take reading of Psc, 11 and 12 for each value of V1. 3.Draw curves showing the relation between V], P50, and 12 as a mction of 12. 4.Calculate the value
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    Electric Machines0014.jpg

  • 1 pages Electric Machines0012.jpg
    • Electric Machines0012.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Discussion: 1.Using the load characteristics describe the motor, speed torque behavior, the current consumption curve, the efciency curve of do. series motor. 2.Why does the speed of a dc. series motor decrease severely with increasing load? 3. How can th
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    Electric Machines0012.jpg

  • 1 pages Electric Machines0003.jpg
    • Electric Machines0003.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sanaa University Electrical Dept. Faculty of engineering Electric Machines I Experiment; Load (external) characteristics 0fD.C' separately excited Generator Object: To connect the separately excited generator to an external load, to run it at normal speed
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    Electric Machines0003.jpg

  • 1 pages Electric Machines0008.jpg
    • Electric Machines0008.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Discussion: l.Comment on the shape of the curves you have obtained. 2.D.C series machines are rarely used as generator. Why? 3.Explain how can you obtain the internal characteristics given that the resistances of the armature and series eld of the generat
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    Electric Machines0008.jpg

  • 1 pages Electric Machines0017.jpg
    • Electric Machines0017.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sanaa University Electrical Dept. Faculty of engineering Electric Machines 11 Experim ent.2. Voltage Regulation of synchronous generators To take the particulars of the alternator under test, to carry out the open circuit and short circuit tests and to de
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    Electric Machines0017.jpg

  • 1 pages Electric Machines0004.jpg
    • Electric Machines0004.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Discussion: 1.Comment on the shape of the curves you have obtained and state why a d.c. separately excited generator is called a constant voltage generator. 2.Measure the generator mature resistance and use its value to obtain the internal characteristics
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    Electric Machines0004.jpg

  • 1 pages Electric Machines0013.jpg
    • Electric Machines0013.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sanaa University Electrical Dept. . Faculty of engineering Electric Machines I Experiment. Single phase Transformers Obiectives: To determine: a)The equivalent circuit constant. b)The load characteristic of the transformer. Determination of the equivalent
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    Electric Machines0013.jpg

  • 1 pages Electric Machines0011.jpg
    • Electric Machines0011.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sanaa University Electrical Dept. Faculty of engineering Electric Machines 1 Experiment. Loud characteristics of D. C series Motor Obiectives: To connect the D.C. series motor to D.C. supply and put it into operation. To record and plot the load character
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    Electric Machines0011.jpg

  • 1 pages Electric Machines0009.jpg
    • Electric Machines0009.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sanaa University Electrical Dept. Faculty of engineering Electric Machines I Experiments. Loud characteristics of D. C sh unz Motor Obiectives: _ To connect and run the DC. shut motor and to obtain its loud characteristics . Connection Diagram: Dc s
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    Electric Machines0009.jpg

  • 1 pages Electric Machines0018.jpg
    • Electric Machines0018.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • b) Short Circuit Test: Conn ectian Diagram d.c supply Procedure: 1.Connect the circuit as shown in gure. Short the alternator terminal through an ammeter while it is driven at constant synchronous speed In. 2.Vaty the eld current in steps from zero unti
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    Electric Machines0018.jpg

  • 1 pages Electric Machines0015.jpg
    • Electric Machines0015.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sanaa University Electrical Dept. Faculty of engineering Electric Machines II Exacrimentd. Three-phase Transformers To determine: i.The transfonnation ratio. ii.The equivalent circuit constant. iiiffhe load characteristic of the transformer. Determination
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    Electric Machines0015.jpg

  • 1 pages Electric Machines0002.jpg
    • Electric Machines0002.jpg
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • W LWhat happens to the e.m.f induced in the generator as the eld current is increased? And what happens while decreasing the eld current? 2.What happens to the e.m.f while increasing and decreasing the speed? And what relation exists between the emf induc
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    Electric Machines0002.jpg

  • 2 pages Ex. 02.docx
    • Ex. 02.docx
    • Sana'a University
    • ELECTRIC EE 635 - Fall 2014
    • Republic of Yemen Sanaa University Faculty of Engineering Electric Machines 1 Experiment No. 2 Experiment.2. Load (External) characteristics of D.C separately exited Generator Objective: To connect the separately exited generator to an external load, to r
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    Ex. 02.docx

  • 3 pages Ex. 01.docx
    • Ex. 01.docx
    • Sana'a University
    • ELECTRIC EE 635 - Fall 2014
    • Republic of Yemen Sanaa University Faculty of Engineering Electric Machines 1 Experiment No. 1 Experiment.1. Open Circuit Characteristics (O.C.C.) of DC separately excited Generator Objective: To become familiar with the DC separately excited generator an
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    Ex. 01.docx

  • 3 pages 3 1 a نموذج الاجابة.docx
    • 3 1 a نموذج الاجابة.docx
    • Sana'a University
    • electric machine (3)
    • EE 309P - Summer 2017
    • Q1 Calculate the line parameters E2132 6", and C" for a co axial line with an inner conductor diameter of 0.5 cm and an outer conductor diameter of 1 cm, lled with an insulating material where p r" pg, E:- W 4.5, and r: r: 1U3 Sim. The conductors are made
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    3 1 a نموذج الاجابة.docx

  • 4 pages 3 2 b نموذج الاجابة.docx
    • 3 2 b نموذج الاجابة.docx
    • Sana'a University
    • electric machine (3)
    • EE 309P - Summer 2017
    • 100 El, the standingwave ratio was measured to be 2 .5. Use the Smith chart to nd the two poaaible values of Eh. On a loaaleaa tranamiaaion line terminated in a load EL Q1 IUD 25115 :2: 40 El fL1=-"= .I' s :I' 2.5 ia at point L1 and the eonatant SWR um.-
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    3 2 b نموذج الاجابة.docx

  • 1 pages Math (Ar).png
    • Math (Ar).png
    • Sana'a University
    • electric machine (3)
    • EE 309P - Summer 2017
    • (1) Lab :2.ng ? 2011/2010ujjgidwawg; pm: ML; (Laid. 5.3L) QUE (Um; 433L139 91.345) d gwi 2.333391 MS Qjaeggsm Qidcng/Emngi cfw_nmaaw 5 3335313331591: 451(1):th Lama .951.le Ht [5.11: 9&3; 5313 Jay .bmb 2331531. @4915 .1; 91.313 L313 as 0 win a. 1335:3335
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    Math (Ar).png

  • 6 pages Final exam of electric machines II.pdf
    • Final exam of electric machines II.pdf
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Question 1 a- Explain how does the power transfer from the power supply to the load through a transformer. b- A 50 kVA, 13800/208 V -Y three-phase transformer has a resistance of 114.2 and a reactance of 800 revered to the high tension side. 1- Draw the t
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    Final exam of electric machines II.pdf

  • 4 pages XPO-APPE.pdf
    • XPO-APPE.pdf
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Applied Power Electronics Trainer (XPO APPE) ? Salient Features ? Each of following independent Applied PE trainer may need a few set of associated panels (4 nos. typically) which are mounted in a light weight sturdy aluminum flat demo panel system. ? Fac
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    XPO-APPE.pdf

  • 2 pages 1.docx
    • 1.docx
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Primary-Feeder Voltage levels The primary-feeder voltage level is the most important factor affecting the system design, cost, and operation. Some of the design and operation aspects affected by the primary-feeder voltage level are 1. Primary-feeder lengt
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    1.docx

  • 3 pages XPO_EMT.pdf
    • XPO_EMT.pdf
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • ELECTRICAL MACHINE TRAINER (MODEL XPO-EMT) FEATURES Facilitates easy and safe wiring by students due to use of 4mm sturdy Shrouded banana patch cords and shrouded socket arrangements. All machines are mounted on finely painted sturdy base frame with eas
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    XPO_EMT.pdf

  • 4 pages Fortnan old exams.pdf
    • Fortnan old exams.pdf
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sana'a University Faculty of Engineering Department of Electrical Engineering 2009/2010 Fourth Year-First term FORTRAN Programming Final Exam Time: 2 Hours Q:1 If the following statements are part of large programs what will be the output when executed? (
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    Fortnan old exams.pdf

  • 1 pages كشف الدرجات المعدل.pdf
    • كشف الدرجات المعدل.pdf
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Emirates International University & Faculty of Engineering Information Technology Department: Mechatronics Level: Three. Subject: Power electronics & Electrical drives lab. Teacher: Eng. Mohammed Al-Haddi 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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    كشف الدرجات المعدل.pdf

  • 1 pages dGO ó¼SnT - d¡sn - 2010.pdf
    • dGO ó¼SnT - d¡sn - 2010.pdf
    • Sana'a University
    • electric machine (3)
    • ELECTRICAL EE309P - Summer 2017
    • Sanaa University Faculty of Engineering Department of Electrical Engineering Control and Computer Engineering Section Operating Systems Course Midterm Exam, -2009/2010 Instructor: Dr. M. Sharaf Q# 1 Answer 5 of the following questions, illustrating your a
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    dGO ó¼SnT - d¡sn - 2010.pdf

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