Alejandro Murrieta Mendoza

• Doctor of Engineering
• Lecturer at Amsterdam University of Applied Sciences

This paper proposes a new method for estimate the fuel burned and the emissions generated such as CO 2 and NO x during a missed approach procedure. This method use information from the air pollutant emissions inventory guidebook created by the Emission Inventory Guidebook from the European Environment agency to perform the computations. The descend...

Flight trajectory optimization is an alternative to reduce flight costs and contaminant emissions generated by fuel consumption. The objective of this work is to develop an al-gorithm to find the most economical vertical navigation profile between two points. The global flight cost analyzed is a compromise between fuel burned and flight time. This...

Flight trajectory optimization is being looked as a way of reducing flight costs, fuel burned and emissions generated by the fuel consumption. The objective of this work is to find the optimal trajectory between two points. To find the optimal trajectory, the parameters of weight, cost index, initial coordinates, and meteorological conditions alon...

View Video Presentation: https://doi.org/10.2514/6.2022-4027.vid The aviation industry needs lead to an increase in the number of aircraft and their flights. When the number of flights within an airspace increases, the chance of a mid-air collision (or collision) increases. Collision Avoidance Systems such as the Traffic Alert and Collision Avoidan...

Passenger flow management is an important issue at many airports around the world. There are high concentrations of passengers arriving and leaving the airport in waves of large volumes in short periods, particularly in big hubs. This might cause congestion in some locations depending on the layout of the terminal building. With a combination of re...

Passenger flow management is an important issue at many airports around the world. There are high concentrations of passengers arriving and leaving the airport in waves of large volumes in short periods, particularly in big hubs. This might cause congestion in some locations depending on the layout of the terminal building. With a combination of re...

The Gate Assignment Problem is tackled every day by different airports around the world. Assigning aircraft to gates has different associated costs. Conventional algorithms use mathematical models where only some assignment restrictions are considered. The approach proposed in this paper presents the novelty of coupling an optimization algorithm wi...

With the increase of needs for controlling the passengers that use different modes of transport such as airports, ports, trains, or future ones as hyper loops, security facilities are a key element to be optimized. In the current study we present an analysis of a security area within an airport with particular restrictions. To improve the capacity,...

Aircrafts require a large amount of fuel in order to generate enough power to perform a flight. That consumption causes the emission of polluting particles such as carbon dioxide, which is implicated in global warming. This paper proposes an algorithm which can provide the 3D reference trajectory that minimizes the flight costs and the fuel consump...

Aircraft require significant quantities of fuel in order to generate the power required to sustain a flight. Burning this fuel causes the release of polluting particles to the atmosphere and constitutes a direct cost attributed to fuel consumption. The optimization of various aircraft operations in different flight phases such as cruise and descent...

The increasing of flights around the world has led to various problems for the aeronautical industry such as saturated air space and higher levels of fossil fuel consumption. The way in which en-route flights are handled should be improved in order to increase airways’ capacity. A solution is to make aircraft to arrive at specific waypoints at a ti...

Fuel burn releases polluting particles to the atmosphere. Aeronautical operations have been estimated as being responsible for 2% of the total amount of carbon dioxide liberated to the atmosphere each year. Fuel is also one of the major expenses for airlines. Reducing the amount of fuel required to power flights brings benefits to both the environm...

This paper describes an optimization algorithm that provides an economical vertical navigation profile by finding the combinations of climb, cruise, and descent speeds, as well as altitudes, for an aircraft to minimize flight costs. The computational algorithm takes advantage of a space search reduction methodology to reduce the initial number of a...

A methodology of aircraft reference trajectory optimization inspired by the ant colony optimization is used in this paper to find the most efficient trajectory in terms of fuel burn and flight cost during the cruise phase. Weather conditions are taken into account in computing the most economical trajectory. The algorithm is designed in two consecu...

With the objective of reducing the flight cost and the amount of polluting emissions released in the atmosphere, a new optimization algorithm considering the climb, cruise and descent phases is presented for the reference vertical flight trajectory. The selection of the reference vertical navigation speeds and altitudes was solved as a discrete com...

The consumption of fossil fuels in order to power flights leads to undesirable pollution particles to be released to the atmosphere. Fuel also represents an important expense for airlines. For these reasons, it is of interest to reduce fuel burn for a given flight. In this article, the altitudes followed by a commercial aircraft during the cruise p...

Cruise is normally the longest and most expensive phase in a long-haul flight. Taking advantage of winds to reduce flight time using a constant mach number is of real interest to the aeronautical industry. Reducing flight time will reduce time related costs, help passengers to catch their connections, and reduce fuel consumption. Saving fuel also l...

Due to polluting emissions released to the atmosphere and the costs associated with fuel consumption, it is of interest to reduce the quantity of fuel required to power a flight. Trajectory optimization represents an important opportunity to reduce fuel consumption as many flights do not fly at their optimal speeds and altitudes. In this paper, an...

Fuel required to power flights releases polluting particles such as carbon dioxide (CO 2) and Nitrogen Oxides (NOx). Reducing the fuel consumption to power a given flight brings as a consequence a reduction of the pollution released to the atmosphere and a reduction in flight costs. Trajectory optimization has been seen as an alternative to reduce...

Fuel required to power flights releases polluting particles such as carbon dioxide (CO 2) and Nitrogen Oxides (NOx). Reducing the fuel consumption to power a given flight brings as a consequence a reduction of the pollution released to the atmosphere and a reduction in flight costs. Trajectory optimization has been seen as an alternative to reduce...

Cruise is normally the longest and most expensive phase in a long-haul flight. Taking advantage of winds to reduce flight time using a constant mach number is of real interest to the aeronautical industry. Reducing flight time will reduce time related costs, help passengers to catch their connections, and reduce fuel consumption. Saving fuel also l...

Steven Ford was omitted from the list of authors in the article by Murrieta-Mendoza ⁽¹⁾ . The correct authorship is: A. Murrieta-Mendoza, R. Mihaela Botez and S. Ford The article has now been updated with the correct authorship; this change has been made to the online version only.

Burning the fuel required to sustain a given flight releases pollution such as carbon dioxide and nitrogen oxides, and the amount of fuel consumed is also a significant expense for airlines. It is desirable to reduce fuel consumption to reduce both pollution and flight costs. To increase fuel savings in a given flight, one option is to compute the...

The aeronautical industry has set for itself important environmental goals, creating the need of improved tools for measuring the polluting emissions generated by fuel burn. This paper describes a new method to estimate the fuel burn and the pollution generated by a landing approach and also for a missed approach procedure. Fuel emission estimation...

Flight optimization algorithm serves to reduce fuel consumption, thus to reduce pollution such as carbon dioxide and flight costs. Air traffic is expected to grow in the next years, and it is important to provide those aircraft with smooth and most economic trajectories. In this paper, the Ant Colony Optimization algorithm was implemented to optimi...

La consommation de carburant des avions doit être réduite afin de diminuer leur impact sur l'environnement. Pour l'année 2050, l'industrie aéronautique s'est donné comme objectif de réduire les émissions de CO2 de 50 % par rapport aux niveaux enregistrés en 2005. Les émissions de NOx sont tout aussi préoccupantes puisqu'elles détruisent la couche d...

Future air traffic management systems will be based in a required time of arrival constraint to manager the air space more efficiently. This paper proposes a methodology that provides the combination of Mach numbers at different waypoints to fulfill the required time of arrival constraint during cruise at a fixed altitude while taking into account...

Fuel powered flights release polluting emissions to the atmosphere. The aeronautical industry has set itself the goal of reducing their global emissions share. Flight trajectory optimization is a way to reduce fuel consumption, thus reducing fuel emissions. Wind has a strong influence in fuel consumption. Tailwinds are desirable since they " push "...

Weather has an important influence on flight costs. Attaining a tailwind is very desirable, as it reduces flight time, and flying at low temperatures allows engines to work more efficiently. To take advantage of these aspects, current weather forecasts should be available so that weather conditions can be incorporated into flight plans. One forecas...

Flying at the altitudes where an aircraft is more efficient in terms of fuel reduction is desirable to perform the most economical flight. Important saving opportunities can be achieved by identifying and flying at these altitudes by taking into account the aircraft performance, temperature, and winds. The Flight Management System is the device use...

Flight trajectory optimization algorithms reduce flight cost and fuel consumption, and therefore they diminish the polluting emissions released to the atmosphere. Ground teams and avionics equipment such as the Flight Management System evaluate different routes to minimize flight costs. The optimal trajectory represents the flight plan given to the...

This paper describes an optimization algorithm that provides an economical Vertical Navigation profile planning by finding the combinations of climb, cruise and descent speeds, as well as the altitudes for an aircraft to minimize flight costs. The computational algorithm profits from a space search reduction algorithm to reduce the initial number o...

Trajectory optimization has been identified as an important way to reduce flight cost and polluting emissions. Due to the power capacity limitations in airborne devices such as the Flight Management System (FMS), a fast method should be implemented to calculate the full trajectory cost. Many FMSs use a set of look up tables with experimental data f...

Trajectory optimization has been identified as an important way to reduce flight costs and polluting emissions. Due to the power capacity limitations in airborne devices such as the flight management system, a fast method should be implemented to calculate the full trajectory cost. Many flight management systems use a set of lookup tables with expe...

Computing the vertical navigation reference trajectory is investigated as a way to reduce fuel consumption. Future Air Traffic Management functions might be able to allow aircraft to fly at their most economical profiles allowing fuel consumption reduction. The vertical navigation reference trajectory solution is a combination of the possible Indic...

Carbon Dioxide (CO 2) and other pollution particles such as a Nitrogen Dioxide (NOx), hydrocarbons and water are released into the atmosphere during fossil fuel powered flights [1]. Studies suggest that in the following years the number of aircraft in service, thus the pollution of the released emissions will increment [2]. For this reason the aero...

Aircraft flight trajectory optimization is a promising option for improving fuel burn and reducing airline costs. Airborne devices such as Flight Management Systems are used to estimate costs and to define the most economical trajectories for aircraft flights. Different aircraft models are used to calculate fuel burn and flight-related costs. Most...

BLOG SITE : http://substance-en.etsmtl.ca/reducing-co2-emissions-commercial-aircrafts/ http://substance.etsmtl.ca/reduire-les-emissions-de-co2-des-avions-commerciaux/ The aeronautical industry is responsible for approximately 2% of all the carbon dioxide emissions (CO 2) released to the atmosphere. CO 2, along with hydrocarbons, water vapor, nitrou...

Vertical Navigation (VNAV) trajectory optimization has been identified as an opportunity to reduce fuel consumption. Due to the computing power limitations in the Flight Management System, it is desirable to implement a fast method to calculate the trajectory cost in optimization algorithms. Conventional trajectory optimization methods solve a set...

To optimize the flight trajectory minimizing fuel consumption and time related costs. Lateral Navigation (LNAV) has been of interest to find an optimal trajectory. Winds and temperature have an important influence in the cost of a flight. Tail winds and low temperatures are desired in order to reduce flight costs. It is desirable to implement algor...

Flight trajectory optimization is an alternative to reduce ight costs and contaminant emissions generated by fuel consumption. The objective of this work is to develop an al- gorithm to �nd the most economical vertical navigation pro�le between two points. The global ight cost analyzed is a compromise between fuel burned and ight time. This com-...

Flight trajectory optimization is an alternative to reduce flight costs and contaminant emissions generated by fuel consumption. The objective of this work is to develop an algorithm to find the most economical vertical navigation profile between two points. The global flight cost analysed is a compromise between fuel burned and flight time. This c...

doi:10.2514/6.2013-4290

In Canada, the Green Aviation Research & Development Network (GARDN) was founded in 2009. The first project in this network was called Optimized Descents and Cruise and is realized in collaboration with CMC Electronics – Esterline. In this project, different algorithms were proposed for aircraft trajectories optimizations. The well known avionics c...

In this paper a control algorithm is proposed, which provides positive signals to the propeller inputs of a 3 degrees of freedom arm-helicopter system, in consequence the propellers spin only in one direction. The originality of this paper in reference to similar papers, is the fact that preview control algorithms are designed to allow propeller sp...