Đồ án tốt nghiệp - Rearch and application of hardware-in-loop for protection coordination BRAFOTDN

Ministry of Education and Training
HO CHI MINH CITY UNIVERSITY OF TECHNOLOGY AND
EDUCATION FACULTY OF INTERNATIONAL EDUCATION



GRADUATION THESIS
REARCH AND APPLICATION OF HARDWARE-IN-LOOP FOR
PROTECTION COORDINATION BETWEEN RECLOSER AND
FCO ON THE DISTRIBUTION NETWORK
MAJOR: ELECTRICAL AND ELECTRONICS ENGINEERING TECHNOLOGY

Supervisor: Assoc. Prof. Truong Viet Anh, Ph.D
Student:

Course:

Nguyen Quoc Ton

21142059

Nguyen Thanh Quy

21142479

2021 – 2025

Ho Chi Minh City, July 2025

Ministry of Education and Training
HO CHI MINH CITY UNIVERSITY OF TECHNOLOGY AND
EDUCATION FACULTY OF INTERNATIONAL EDUCATION



GRADUATION THESIS
REARCH AND APPLICATION OF HARDWARE-IN-LOOP FOR
PROTECTION COORDINATION BETWEEN RECLOSER AND
FCO ON THE DISTRIBUTION NETWORK
MAJOR: ELECTRICAL AND ELECTRONICS ENGINEERING TECHNOLOGY

Supervisor: Assoc. Prof. Truong Viet Anh, Ph.D
Student:

Course:

Nguyen Quoc Ton

21142059

Nguyen Thanh Quy

21142479

2021 – 2025

Ho Chi Minh City, July 2025

GRADUATION THESIS

Assoc. Prof. Truong Viet Anh, Ph.D

ACKNOWLEDGMENTS
First of all, I would like to express my deepest gratitude to my parents – who are
always there to love, support and be a solid support for me throughout my learning journey.
It is the silent sacrifice and constant care of parents that have strengthened their children to
strive to overcome all difficulties and complete their graduation project – an important
milestone in their lives.
We would like to express our sincere gratitude to lecturers Assoc. Prof. Truong Viet
Anh, Ph.D, has been dedicated to guiding, supporting and sharing valuable professional
knowledge during the implementation of the project. His dedicated teaching is a great
source of motivation for us to constantly try and learn.
We would also like to express our sincere thanks to all the lecturers of the University
of Technology and Education of Ho Chi Minh City, especially the lecturers of the Faculty
of Electrical and Electronics. The lectures and valuable experiences from teachers and
teachers are not only a solid foundation of knowledge but also a baggage to help us
confidently enter the future.
In addition, we are grateful for the companionship and sharing from close friends
who have gone through many difficulties and challenges during the years of study. It is that
attachment that has d beautiful memories and strengthened us to this day. We also
remind ourselves that, in order to achieve this achievement, persevera
...

...
l = 1
last_MC_action_time = time
retry_count = retry_count + 1
state = 4
end
case 4
MC_control = 1
if time - last_MC_action_time = t_retry + delta_t * retry_count
MC_control = 0
last_MC_action_time = time
state = 5
end
case 5
MC_control = 0
if time - last_MC_action_time = t_
MC_control = 1
last_MC_action_time = time
retry_count = retry_count + 1
state = 6
end
case 6
MC_control = 1
if time - last_MC_action_time = t_retry + delta_t * retry_count
MC_control = 0
last_MC_action_time = time
state = 7
end
case 7
MC_control = 0
if time - last_MC_action_time = t_
89

GRADUATION THESIS

Assoc. Prof. Truong Viet Anh, Ph.D

if current_fault
state = 8
end
end
case 8
MC_control = 0
end
current_state = state
end
function I_RMS = RMS(I_in)
Ia = I_in(1)
Ib = I_in(2)
Ic = I_in(3)
fs = 5000
f = 50
T = 1 / f
N = round(T * fs)
persistent I_buffer
if isempty(I_buffer)
I_buffer = zeros(N, 3)
end
I_buffer = [I_buffer(2:end, :) [Ia, Ib, Ic]]
I_RMS = rms(I_buffer)
End

90

GRADUATION THESIS

Assoc. Prof. Truong Viet Anh, Ph.D

* Code FCO
function [Fuse_control, fault_Fuse] = Fuse_Controller(current_state, Ia2, Ib2, Ic2)
CT2 = [Ia2 Ib2 Ic2]
RMS_CT2 = RMS(CT2)
I2_fault = 5
if (max(RMS_CT2) I2_fault)
fault_Fuse = 1
else
fault_Fuse = 0
end
if current_state == 8
Fuse_control = 1
else
Fuse_control = 0
end
end
function I_RMS = RMS(I_in)
Ia = I_in(1)
Ib = I_in(2)
Ic = I_in(3)
fs = 5000
f = 50
T = 1 / f
N = round(T * fs)
persistent I_buffer
if isempty(I_buffer)
I_buffer = zeros(N, 3)
end
I_buffer = [I_buffer(2:end, :) [Ia, Ib, Ic]]
I_RMS = rms(I_buffer)
end

91

GRADUATION THESIS

Assoc. Prof. Truong Viet Anh, Ph.D

REFERENCES
[1] EVN. CPC, QUẢN LÝ VẬN HÀNH ĐƯỜNG DÂY TRUNG HẠ ÁP VÀ TRẠM BIẾN
ÁP, 2022.
[2] Nguyễn, Hoàng Việt. BẢO VỆ RƠLE VÀ TỰ ĐỘNG HÓA TRONG HỆ THỐNG ĐIỆNNHÀ XUẤT BẢN ĐẠI HỌC QUỐC GIA TP HCM- 2005.
[3] O.-R. Technologies, Quick Start Guide for the HYPERSIM, 2019.
[4] MathWorks, MATLAB and Simulink Documentation, 2022. [Online]. Available:
https://www.mathworks.com/help.
[5] H. U. Manual, OPAL-RT Technologies, 2022. [Online]. Available: https://www.opalrt.com.
[6] I.-A.R. Protection, MICROPROCESSOR OVERCURRENT AND EARTH FAULT
PROTECTION RELAY TYPE IM30-AP, 2010.
[7] Ponovo.PA30Bip, PA30Bip Signal Amplifier Datasheet, 2021. [Online]. Available:
https://www.ponovo.com.
[8]

Arduino,

Arduino

Uno/Nano

Documentation,

https://docs.arduino.cc.

92

2023.

[Online].

Available: