module-2b ecen 613 rectifier & inverter circuits · ecen 613 rectifier & inverter circuits...
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![Page 1: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/1.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
ECEN 613
Rectifier & Inverter Circuits
Professor: Dr. P. Enjeti with Michael T. DanielRm. 024, WEBEmail: [email protected]
Textbook: Power Electronics – Converters, Applications & Design (Third edition), by: Ned Mohan et al., John Wiley
COURSE WEBPAGE: http://eCampus.tamu.edu
Module-2b
1
![Page 2: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/2.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
Single Phase Diode Rectifier Design
2
![Page 3: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/3.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
3
Mode # 1 – Discontinuous Conduction
wtSinEVs .**2=
Equivalent Circuit
VwtSinEdt
diL o −= .**2
Solution i0 =
=
f
o
Lw
E
i
*
*2
πβ ≤
![Page 4: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/4.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
4
Range of m:
![Page 5: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/5.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
5
Mode # 1 – Discontinuous Conduction πβ ≤
Definitions:
Vbase = Ibase =
m = ……….. (1)
Since Therefore:
….. (3)
VSinE =α.**2
== n
f
o i
Lw
E
i,0
*
*2
mSinE
VSin
11
*2
−− ==α
![Page 6: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/6.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
6
Mode # 1 – Discontinuous Conduction πβ ≤
I0,n,av = ……… (4)
I0,n,rms = ……… (5)
Pout = V*Io,av Normalized Power Pn =
Pn = ………….. (6)
Power Factor – PF =
PF = …………… (7)
With these equations plot the graph
![Page 7: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/7.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
7
1. Assume a value for – m ------ what is the range for “m” ?
2. Solve for “ α “ from equation (2)
3. Solve for “ β “ from equation (3)
4. Calculate I0,n,av and Io,n,rms from equations (4) and (5)
5. Calculate Pn and PF from equation (6) and (7)
6. Plot: m vs Pn and PF vs Pn
Plot the graph – Procedure
![Page 8: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/8.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
8
Variation of Input PF and normalized capacitor voltage ( m ) versus
normalized power ( Pn ) in various modes of rectifier operation.
![Page 9: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/9.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
9
![Page 10: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/10.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
10
![Page 11: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/11.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
11
![Page 12: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/12.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
12
![Page 13: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/13.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
13
![Page 14: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/14.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
14
DC Link Capacitor Design
![Page 15: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/15.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
1515
DC Link Capacitor Design
![Page 16: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/16.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
16
Design Example - Contd
![Page 17: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/17.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
17
Design Example – Cont’d
![Page 18: Module-2b ECEN 613 Rectifier & Inverter Circuits · ECEN 613 Rectifier & Inverter Circuits Professor: Dr. P. Enjeti with Michael T. Daniel Rm. 024, WEB Email: enjeti@tamu.edu michael.t.daniel@tamu.edu](https://reader030.vdocument.in/reader030/viewer/2022040115/5e702170b53598542d367509/html5/thumbnails/18.jpg)
Dr. Prasad Enjeti, Department of Electrical & Computer Engineering, Texas A&M University
http://www.ece.tamu.edu/People/bios/benjetip.htmlECEN 613Rectifiers & Inverters
18
Voltage doubler rectifier & soft charging during startup