Effect of adding different levels of Lemon grass leaves Cymbopogon citratus to the diet and its extract in drinking water on productive performance of broiler Chickens (Ross 308)
1. Effect of adding different levels of Lemon grass leaves Cymbopogon citratus to the diet and its extract in drinking water on productive performance of broiler Chickens (Ross 308)

Dheyaa Hmazah Yasir; Nihad Abdul-Lateef Ali

Volume 1, Issue 1 , Spring 2021, , Pages 1-10

http://dx.doi.org/10.22034/jstr.2021.128538.1003

Abstract
  TThis experiment was conducted at the poultry farm of the college of Agriculture, Al-Qasim Green University for the period from 18/9/2019 to 23/10/2019. The study was aimed to the effect ...  Read More
Effects of Fourier Transform and Modal Theory on Cable Fault Location
2. Effects of Fourier Transform and Modal Theory on Cable Fault Location

Mojtaba Sedghi Amiri; Ebadollah Amouzad Mahdiraji

Volume 1, Issue 1 , Spring 2021, , Pages 11-19

http://dx.doi.org/10.22034/jstr.2021.130258

Abstract
  One of the most commonly used equipment in the power system, which is exposed to various types of faults for various reasons, is high and low voltage pressure cables. Due to the fact ...  Read More
Estimation of Sensor Bias Fault in Adaptive Control of Power System
3. Estimation of Sensor Bias Fault in Adaptive Control of Power System

Sergey Brindred; Minoo Akhtarian Zand

Volume 1, Issue 1 , Spring 2021, , Pages 20-27

http://dx.doi.org/10.22034/jstr.2021.130259

Abstract
  Based on the simulation results, steady-state tracking faults are improved. Control of indeterminate systems, despite the actuator and sensor bias, has been and remains a major challenge. ...  Read More
Manufacture of Modified Protective Coating Derived from Coal Industry
4. Manufacture of Modified Protective Coating Derived from Coal Industry

Amin Ahmadpour; Alireza Bozorgian

Volume 1, Issue 1 , Spring 2021, , Pages 28-39

http://dx.doi.org/10.22034/jstr.2021.284979.1013

Abstract
  In this work, coal residue (pitch) was used to produce an inexpensive protective coating. The residue is primarily rehabitated for just to be suitable for use as a coating material ...  Read More
Improving the Transient Stability of a Synchronous Generator by Using Braking Resistance to Increase the Critical Clearing Fault Time
5. Improving the Transient Stability of a Synchronous Generator by Using Braking Resistance to Increase the Critical Clearing Fault Time

Ebadollah Amouzad Mahdiraji

Volume 1, Issue 1 , Spring 2021, , Pages 40-47

http://dx.doi.org/10.22034/jstr.2021.285385.1019

Abstract
  In general, the stability of the power system can be considered a feature of the system that enables it to remain in equilibrium under normal conditions and regain a different acceptable ...  Read More
Investigation of overvoltage in GIS substation equipment caused by lightning strikes
6. Investigation of overvoltage in GIS substation equipment caused by lightning strikes

Andi Brous

Volume 1, Issue 1 , Spring 2021, , Pages 48-58

http://dx.doi.org/10.22034/jstr.2021.283990.1010

Abstract
  Investigation of overvoltage in GIS substation equipment caused by lightning strikesOvervoltages caused by lightning strikes on the power system can damage the power system and reduce ...  Read More
Time-Based Development Plans on a 17-Bus Radial Distribution Network with Genetic Enhanced Algorithm
7. Time-Based Development Plans on a 17-Bus Radial Distribution Network with Genetic Enhanced Algorithm

Negin Shiri; Kamal Malmal

Volume 1, Issue 1 , Spring 2021, , Pages 59-66

http://dx.doi.org/10.22034/jstr.2021.284437.1012

Abstract
  In this paper, a time-based model for distribution network development planning is proposed, considering the possibility of using distributed electricity generation technologies and ...  Read More
Proposing the Optimal Price of Distributed Generation Sources with the Aim of Increasing Profits Using the ALO algorithm
8. Proposing the Optimal Price of Distributed Generation Sources with the Aim of Increasing Profits Using the ALO algorithm

Andi Brous

Volume 1, Issue 2 , Spring 2021, , Pages 67-74

http://dx.doi.org/10.22034/jstr.2021.283991.1011

Abstract
  Distribution of distributed generation resources in distribution systems has several advantages, including reducing losses, improving voltage profiles, reducing pollution, and increasing ...  Read More
Inhalation Exposure to Dust Pollution in the Workplace
9. Inhalation Exposure to Dust Pollution in the Workplace

Reza Kolbadinezhad; Ebadollah Amouzad Mahdiraji

Volume 1, Issue 2 , Spring 2021, , Pages 75-82

http://dx.doi.org/10.22034/jstr.2021.285211.1018

Abstract
  Exposure to dust in the air is one of the most common environmental hazards in workshops that can have devastating effects on health. In this study, workers' exposure to particles in ...  Read More
Color Conversion Filters
10. Color Conversion Filters

Andi Brous

Volume 1, Issue 2 , Spring 2021, , Pages 83-88

http://dx.doi.org/10.22034/jstr.2021.284999.1016

Abstract
  One of the most important goals in the color photography process is to reconstruct and translate colors faithfully and correctly, and if the photographer wants the colors to have unnatural ...  Read More
Adaptive Control of Network Frequency by Doubly-Fed Induction Generators Using a Data-Driven Method
11. Adaptive Control of Network Frequency by Doubly-Fed Induction Generators Using a Data-Driven Method

Ebadollah Amouzad Mahdiraji; Mojtaba Sedghi Amiri

Volume 1, Issue 2 , Spring 2021, , Pages 89-103

http://dx.doi.org/10.22034/jstr.2021.130260

Abstract
  Nowadays, to involve wind turbines in controlling the network frequency, drop and inertia control methods are usually used for variable speed wind turbines. Adjusting the benefits of ...  Read More
Improve the Transient Stability of the Power Network Using STATCOM
12. Improve the Transient Stability of the Power Network Using STATCOM

Sergey Brindred; Minoo Akhtarian Zand

Volume 1, Issue 2 , Spring 2021, , Pages 104-111

http://dx.doi.org/10.22034/jstr.2021.130266

Abstract
  The stability of the power system is essential to ensure its proper functioning. In recent years, Flexible AC Transmission Systems have been considered as one of the effective methods ...  Read More
A Study of the Physiology of the Human Eye, a Careful and Meticulous Study
13. A Study of the Physiology of the Human Eye, a Careful and Meticulous Study

Andi Brous

Volume 1, Issue 2 , Spring 2021, , Pages 112-116

http://dx.doi.org/10.22034/jstr.2021.285020.1017

Abstract
  The invention of photography made it possible for objects, places, landscapes and even ordinary people around us to play a symbolic role and have a clear effect on the mental path of ...  Read More
Special Color Photography Filters
14. Special Color Photography Filters

Kamal Malmal; Negin Shiri

Volume 1, Issue 2 , Spring 2021, , Pages 117-130

http://dx.doi.org/10.22034/jstr.2021.284985.1015

Abstract
  In photography, emulsions that are proportionate to the light must be used. If we use daylight, we must use emulsions that are set to a color temperature of 5500 degrees Kelvin (which ...  Read More
Evaluation and Selection of Construction Industry Contractors as an Optimal Model from the Perspective of Health, Safety and Environment
15. Evaluation and Selection of Construction Industry Contractors as an Optimal Model from the Perspective of Health, Safety and Environment

Reza Kolbadinezhad; Ebadollah Amouzad Mahdiraji

Volume 1, Issue 3 , Spring 2021, , Pages 131-141

http://dx.doi.org/10.22034/jstr.2021.285446.1021

Abstract
  Due to the accelerated trend of transferring most of the activities to contracting companies, the rate of indicators related to occupational accidents has grown alarmingly and has led ...  Read More
Evaluate the Effects of Establishing Occupational Health and Safety Management Standards and Environmental Management on Environmental Factors and Employee Satisfaction
16. Evaluate the Effects of Establishing Occupational Health and Safety Management Standards and Environmental Management on Environmental Factors and Employee Satisfaction

Ebadollah Amouzad Mahdiraji; Reza Kolbadinezhad

Volume 1, Issue 3 , Spring 2021, , Pages 142-149

http://dx.doi.org/10.22034/jstr.2021.285451.1022

Abstract
  This study aimed to investigate the status of the establishment of occupational safety and health management system and environmental management system on environmental factors and ...  Read More
Relationship Between Defense Mechanisms and Empathy with Biological Channels of Anxiety Relief in Students
17. Relationship Between Defense Mechanisms and Empathy with Biological Channels of Anxiety Relief in Students

Reihane Sharifi Pisheh; Davood Manavipour

Volume 1, Issue 3 , Spring 2021, , Pages 150-169

http://dx.doi.org/10.22034/jstr.2021.286768.1024

Abstract
  The aim of the present study was to investigate the relationship between defense mechanisms and empathy on anxiety biological discharge channels in students of Islamic Azad University, ...  Read More
Effectiveness of aromatherapy in increasing the sexual relationship among Couples in Sirjan City
18. Effectiveness of aromatherapy in increasing the sexual relationship among Couples in Sirjan City

Azam Hamedi

Volume 1, Issue 3 , Spring 2021, , Pages 170-175

http://dx.doi.org/10.22034/jstr.2021.287147.1028

Abstract
  This research was carried out to determine the effectiveness of aromatherapy in increasing the couples' sexual relationship residing in Sirjan city. Study population consisted of all ...  Read More
An Investigation of the Relationship between Students' Mental Health and Happiness
19. An Investigation of the Relationship between Students' Mental Health and Happiness

Maryam Rafiee; Farzaneh Shiralinejad; Azam Hamedi; Hamide Hahmadi

Volume 1, Issue 3 , Spring 2021, , Pages 176-179

http://dx.doi.org/10.22034/jstr.2021.287143.1027

Abstract
  The present study was conducted with the aim of investigating the relationship between students' mental health and happiness. It was a descriptive study following a correlational approach ...  Read More
Contractual form of Design, Supply and Drilling 1 (EPD) and Its Comparison in Terms of Contractual and Technical Risks with Other Common Contracts in Drilling Exploratory Wells
20. Contractual form of Design, Supply and Drilling 1 (EPD) and Its Comparison in Terms of Contractual and Technical Risks with Other Common Contracts in Drilling Exploratory Wells

Peyman Vaziri

Volume 1, Issue 3 , Spring 2021, , Pages 180-194

http://dx.doi.org/10.22034/jstr.2021.287599.1033

Abstract
  Still, one of the most basic and often overlooked questions is about contract risk planning. If the scope, technical implications or requirements of a contract are not clear, everything ...  Read More
Investigating the Relationship between Technology Competencies and Quality Management in Bank Branches
21. Investigating the Relationship between Technology Competencies and Quality Management in Bank Branches

Komeil Amouzad Mahdiraji; Somayeh Amouzad Khalili

Volume 1, Issue 3 , Spring 2021, , Pages 195-205

http://dx.doi.org/10.22034/jstr.2021.287164.1029

Abstract
  The purpose of this article is to investigate the relationship between IT competence and quality management in Melli Bank branches in Behshahr. The research method is applied according ...  Read More
Review of Theories of Contractual Liability and Coercive Guarantee
22. Review of Theories of Contractual Liability and Coercive Guarantee

Hormooz Asadi Kohbad; Hasan Bahramipor Naghani

Volume 1, Issue 4 , Summer 2021, , Pages 206-214

http://dx.doi.org/10.22034/jstr.2021.287446.1031

Abstract
  Damage does not follow a person's fault enough to establish a causal relationship, but it must be proven that the fault is the actual cause and cause of the damage and without it the ...  Read More
Documents Forcing a Guarantee
23. Documents Forcing a Guarantee

Hormooz Asadi Kohbad; Hasan Bahramipor Naghani

Volume 1, Issue 4 , Summer 2021, , Pages 215-221

http://dx.doi.org/10.22034/jstr.2021.287444.1030

Abstract
  One of the most important rules of jurisprudence that causes coercive guarantee is the rule of Ali al-Aid, which is known by famous jurists, both Shiites and Sunnis, as narrated from ...  Read More
Risk Allocation in Design Contracts, Supply of Goods and Drilling of Exploratory Wells and How to Manage Them
24. Risk Allocation in Design Contracts, Supply of Goods and Drilling of Exploratory Wells and How to Manage Them

Peyman Vaziri

Volume 1, Issue 4 , Summer 2021, , Pages 222-228

http://dx.doi.org/10.22034/jstr.2021.287601.1034

Abstract
  Design, supply and drilling (EPD) contracts, referred to in the downstream industry as turnkey contracts, are new contracts in the drilling industry that can be attractive to both employer ...  Read More
The Role of Intellectual Property Rights in Business Promotion
25. The Role of Intellectual Property Rights in Business Promotion

Ahmad Keshavarzi

Volume 1, Issue 4 , Summer 2021, , Pages 229-233

http://dx.doi.org/10.22034/jstr.2021.288185.1035

Abstract
  One of the infrastructures that can guarantee the economic and technological success of researchers and knowledge-based companies in the age of knowledge is the attention to intellectual ...  Read More