Search Results - "launch vehicle"

On the scaling of air launch vehicles by Kafafy, Raed, Idres, Moumen, Aldheeb, M., Omar, H.

“…A set of scaling laws for the preliminary design of air launch vehicle are derived from first principles. The scaling laws are then compared against a pseudodetailed air launch vehicle design model. …”
Get full text
Get full text

Particle swarm optimization of air-launch vehicle and trajectory by Aldheeb, M, Kafafy, Raed, Idres, Moumen, Omar, H.

“…A preliminary design optimization and trajectory optimization of air launch vehicle (ALV) are conducted using particle swarms. …”
Get full text
Get full text

Particle swarm optimization of micro air launch vehicle trajectory by Omar, Hanafy, Idres, Moumen, Kafafy, Raed

“…In this paper, trajectory optimization of the micro air-launch vehicle (MALV) is carried out using the particle swarm optimization method. …”
Get full text
Get full text

Design optimization of Micro Air Launch Vehicle using differential evolution by Aldheeb, Mohammed, Kafafy, Raed, Idres, Moumen, Omar, Hanafy, Abido, Mohammad

“…In this paper, we have used the differential evolution to optimize the design of a Micro Air Launch Vehicle and its launch trajectory. Since trajectory design of a launch vehicle requires prior knowledge of the masses and propulsion performance parameters of the Micro Air Launch Vehicle, whereas the vehicle design requires prior knowledge of the required velocity …”
Get full text
Get full text

Particle Swarm-Based Micro Air Launch Vehicle Trajectory Optimization Method by Omar, Hanafy, Idres, Moumen, Kafafy, Raed

“…The particle swarm-based micro air launch vehicle trajectory optimization method is carried out by formulating a parameter optimization problem, which is solved using a particle swarm optimization procedure. …”
Get full text
Get full text

Design and fabrication of a solid rocket motor by Wan Nursyazwani, Ibrahim

“…Another diversified usages of rocket is as a launch vehicle for cloud seeding. This thesis examines the theoritical performance of a solid rocket motor which developed for launching small amteur research rockets. …”
Get full text
Get full text

Development of solid rocket propulsion system at UTM by Mohd. Jaafar, Mohammad Nazri, Wan Ali, Wan Khairuddin, Dahalan, Md. Nizam

“…Another diversified usages of rockets is as a launch vehicle for cloud seeding. In line with this, over the past decade Universiti Teknologi Malaysia (UTM) has been developing capabilities to launch a small rocket. …”
Get full text
Get full text

Development of solid rocket propulsion system at UTM by Mohd. Jaafar, Mohammad Nazri, Wan Ali, Wan Khairuddin, Dahalan, Md. Nizam, Mamat, Rizalman

“…Another diversified usages of rockets is as a launch vehicle for cloud seeding. In line with this, over the past decade Universiti Teknologi Malaysia (UTM) has been developing capabilities to launch a small rocket. …”
Get full text
Get full text

Determining Potassium Nitrate performance as solid rocket propellant for rocket engine by Dahalan, Md. Nizam, Mohd Jaafar, Mohd Nazri, Wan Ali, Wan Khairuddin, Mamat, Rizalman, Abd. Ghani, Mohd Shaiful Azman

“…From experiments, it was found that the potassium nitrate based solid propellant has good characteristics and has the potential to be develop further as propulsion system for a launch vehicle.…”
Get full text
Get full text

Assessment of earth remote sensing microsatellite power subsystem sapability during detumbling and nominal modes by Zahran, Mohamed, Okasha, Mohamed Elsayed Aly Abd Elaziz, Ivanova, Galina A.

“…After satellite separation from the launch vehicle (LV) to its orbit, in almost all situations, the satellite subsystems (attitude determination and control, communication and onboard computer and data handling (OBC&DH)), take their needed power from a storage battery (SB) and solar arrays (SA) besides the consumed power in the EPS management device. …”
Get full text
Get full text

Effect of varying design options on the transient behavior of a hybrid rocket motor by Kafafy, Raed Ismail, Azami, Muhammad Hanafi, Idres, Moumen

“…One of the prominent applications of hybrid rockets which foster on its characteristics is the propulsion of micro air launch vehicles. In this paper, a set of design options of a hybrid rocket motor is evaluated for propulsion of micro air launch vehicles. …”
Get full text
Get full text
Get full text

Development of generic algorithm in wheel-typed hybrid rocket grain design for performance estimation by Kafafy, Raed, Azami, Muhammad Hanafi, Idres, Moumen, Zaharim, Azami, Sopian, Kamaruzaman

“…These combined unique characteristics pose then as prominent candidates to replace solid rockets in tactical missiles and launch vehicles in the near future. However, the behavior of hybrid rockets is not fully understood, with issues specifically related to combustion instability and lowered regression rate. …”
Get full text
Get full text
Get full text

The impact of temperature on wave interaction with damage in composite structures by Apalowo, R.K., Chronopoulos, D., Ichchou, M., Essa, Y., Martin De La Escalera, F.

“…The increased use of composite materials in modern aerospace and automotive structures, and the broad range of launch vehicles’ operating temperature imply a great temperature range for which the structures has to be frequently and thoroughly inspected. …”
Get full text

Prediction of temperature dependent wave dispersion and interaction properties in composite structures by Apalowo, R.K., Ampatzidis, T., Chronopoulos, D., Ichchou, M., Essa, Y., De La Escalera, F.M.

“…These operate within a broad temperature range varying between -100_C to 200_C for launch vehicles and -60_C to +50_C for aircraft and automotive vehicles. …”
Get full text