Original Article Propulsion
Multidisciplinary Design Sensitivity Analysis of a Spacecraft Monopropellant Propulsion system by Latin Hypercube Sampling (LHS)

Mohammad Hossein mansouri Moghari; Hassan Naseh; Sahar Noori

Volume 2, Issue 2 , February 2023, Pages 1-21


  Accurate solving of complex systems such as spacecraft is very costly and time consuming. By building a surrogate model, the solution time and the cost can be reduced. The closer the surrogate model is to the actual model, the more accurate the solution and the lower the error rate. High-precision successor ...  Read More

Original Article Heat control
Analysis and Simulation of Space Environment Static Charge Effects on Satellite Surfaces and Multi-Layer Insulation

Mehrnoosh Farahani; Vafa Sedghi; seyed mostafa safavi homami; Hamid Mesforoush

Volume 2, Issue 2 , February 2023, Pages 22-36


  The ions in the space environment cause the surface and internal charging phenomenon in satellites. The accumulated potential during the charging phenomenon can cause electrostatic discharge and  expose the satellite telecommunication components such as antennas and electronic circuits to serious ...  Read More

Original Article Propulsion
Simulation of Hollow Cathode in the Hall Thruster by Particle in Cell (PIC) Method

masumeh kiantaj; morteza farhid; mohammadmehdi shafie; Mohammad reza morad

Volume 2, Issue 2 , February 2023, Pages 37-47


  The this article the characteristics of the hollow cathode plasma particles in the spt-100 hall effect thruster have been investigated by two-dimensional particle-in-cell simulation. One of the main and important components of the hall thruster is hollow cathode which plays two important tasks: one part ...  Read More

Original Article mechanic
Design of a Low Earth Orbit Constellation for Regional Navigation Mission

Sajjad Ghazanfarinia; Ehsan Mousivand; Masoud Khoshsima; Yaser Saffar

Volume 2, Issue 2 , February 2023, Pages 48-59


  This research is going to present design of a LEO Constellation for Navigation service with minimum number of Satellites. The goal is to achieve Dilution Of Precision (DOP) less than 6. This Requirement is going to be achieved using predefined launch vehicles limitation on orbit which is 500 km in circular ...  Read More

Original Article Structure
Experimental and Numerical Analysis of the Effect of Filament Curvature Pattern on the Internal Hydrostatic Threshold of GFRP Composite Cylinder Made by Filament Winding Process

Alireza Zarezadeh; Mohammad Hossein Allaee; Mohsen Heydari Beni; Ali Davar; Jafar Eskandari Jam

Volume 2, Issue 2 , February 2023, Pages 60-77


  The filament winding process is one of the most important and widely used processes in the manufacture of composite structures in order to achieve high strength and rigidity. In this process, there are important parameters such as fiber tension, how the fibers are twisted, the effect of layering, twisting ...  Read More

Original Article Propulsion
Numerical Evaluation of a Test Bed of an Orbital Transmission Engine in an Initial Vacuum Condition

Nematollah Fouladi; Alireza Mohammadi

Volume 2, Issue 2 , February 2023, Pages 78-91


  The purpose of this research is to evaluate a ground test bed of an orbital transmission engine with pre-evacuation of the engine's internal space. In the usual tests on the ground, the initial pressure of the engine is atmospheric pressure. While during the orbital mission, the internal space of the ...  Read More

Original Article control
Computing the Installation Error between Star Tracker and Fiber Optic Gyroscope

Elham Kowsari; Hadi Makarem

Volume 2, Issue 2 , February 2023, Pages 92-102


  Star tracker is one of the most important devices used on satellites for attitude determination. Since its output is discontinuous, it needs a complementary unit to cover its discontinuities. Using gyroscope unit is the most suitable choice for aiding the star tracker. However, using these two kinds ...  Read More

Original Article Material science
Thermal Conductivity Enhancement of Epoxy Adhesives Using Boron Nitride and Alumina Ceramic Fillers

Sajede Aghasi; Seyed Hassan Jafari; Mahdi Golriz

Volume 2, Issue 2 , February 2023, Pages 103-114


  One of the methods for improving thermal conductivity of epoxy adhesives is the incorporation of conductive ceramic, metal or carbon fillers. As the main goal of this research is to improve the thermal conductivity of epoxy resin and keep its electrical insulating property, the effect of Alumina (Al2O3) ...  Read More

reviewed article Control
A Review on Benchmark Examples for Dynamical Hybrid Systems Controller Synthesis to Facilitate Its Selection Process

ali safi; ali taghavian; Esmaeel Khanmirza

Volume 2, Issue 2 , February 2023, Pages 115-134


  Due to various and complex phenomena in hybrid dynamical systems, the control of these types of systems has faced a challenge. Space systems also have hybrid dynamics due to different missions and operational modes. Therefore, to deal with these systems, we must first familiarize ourselves with the standard ...  Read More

Original Article Mission design
Design and Analysis of a Domestic Navigation Satellite Constellation for a Regional Coverage

Yaser Saffar; Sajjad Ghazanfarinia; Masoud Khoshsima; Shiva Emami

Volume 2, Issue 2 , February 2023, Pages 135-148


  In This paper, a domestic regional and independent satellite navigation system, known as "IRANSS" has been designed and analyzed to cover user needs in the Middle East Region. The Space Segment of this constellation is composed of nine satellites in four orbits, in such a way three satellites have been ...  Read More

Original Article software
Lessons Learned and Achievements in Pars1 Satellite Onboard Software Development and Test

Fatemeh SalarKaleji; Parvin Shavandi; Alireza Omranian; Oveys Kazemi; Farzad Emami; shahrokh jalilian; Alireza Khani; Abolfazl Dayyani; Mohammad Sayanjali

Volume 2, Issue 2 , February 2023, Pages 149-157


  PARS1 Satellite is a Remote Sensing satellite with a 3-years mission. The main mission of this satellite is imaging the earth by three cameras named MS, SWIR and TIR. PARS1 OnBoard Software (OBSW) is developed as a performance platform, satellite components control, manage their data, algorithm management ...  Read More

Original Article Structure
Two-Objective Structural Optimization of Space Capsule with Thin-Walled Cylindrical Approximation

hassan Naseh; Hadiseh Karimaei; mohammad lesani

Volume 2, Issue 2 , February 2023, Pages 158-170


  In this paper, the structural optimization of a space capsule has been discussed by approximating a thin-walled cylindrical shell with a certain length under the axial compression force and constant lateral pressure. Design variables include the outer diameter and cylinder thickness. The purpose of optimization ...  Read More