trajectory optimisation
Ascent trajectory optimisation for a single-stage-to-orbit vehicle with hybrid propulsion
... the trajectory using a static, nominal optimal control law with randomly perturbed models allows for a sensi- tivity analysis of the obtained control law and the deviation of the results from the target final ...
18
Spaceplane trajectory optimisation with evolutionary-based initialisation
... The trajectory optimisation solves for an open loop control scheme using a multi-phase approach for the configu- ration implemented with a direct multi-shooting transcription ...local optimisation of ...
8
Initial guess generation strategies for spaceplane trajectory optimisation
... and trajectory optimisation ap- proaches have been used to create a set of tools tailored for the analysis of spaceplane design and ...different optimisation approaches using a multi-stage to orbit, ...
7
A biomechanical analysis for improved ergonomics in metal detector products using trajectory optimisation
... 4.3 Trajectory Optimisation 38 sians to be used for the cost-functional gradient, these are not used in the implementa- tion for this study. Instead differentiation is performed by numerical ...
130
Multi-train trajectory optimisation to maximise rail network energy efficiency under travel-time constraints
... train trajectory optimisation problem and used to seek a near optimal set of control point distances for multiple trains, such that a weighted sum of the time and energy objectives is ...
35
Global trajectory optimisation: can we prune the solution space when considering deep space manoeuvres?
... An interface type has a set of variables, which must be the same on all the interfaces of that type. Depending on the block, each variable on the interface can be an input or an output for that block. For the propagation ...
119
Quality and productivity driven trajectory optimisation for robotic handling of compliant sheet metal parts in multi press stamping lines
... investigates trajectory generation for multi-robot systems that handle compliant parts in order to minimise deformations during handling, which is important to reduce the risk of a ff ecting the part’s dimensional ...
15
Return and abort trajectory optimisation for reusable launch vehicles
... This approach to find a solution closer to the global minimum is computationally expensive and well suited for single case analysis. In the study presented for the abort scenarios multiple points have to be evaluated, ...
11
Multi-objective robust trajectory optimisation under epistemic uncertainty and imprecision
... and optimisation of low-thrust ...multi-objective optimisation algorithm, MACS (Multi Agent Collaborative Search), is then used to find the set of Pareto optimal control laws that maximise the Lower ...
13
Influence of boundary layer transition on the trajectory optimisation of a reusable launch vehicle
... reentry trajectory of a typical reusable launch vehicle to uncertainties in the nature of the transition from laminar to turbulent flow on its surface as it descends through the ...its trajectory in the ...
22
Concept of Operations for Management by Trajectory
... assigned trajectory object is essential to be able to design assigned trajectories that are feasible and will be appropriately spatially or temporally separated from vehicles with very different ...assigned ...
131
Applying a global optimisation algorithm to Fund of Hedge Funds portfolio optimisation
... A key characteristic of fund of fund portfolio optimisation, in common with other portfolio optimisation problems, is that the dimensionality of the problem space is large. Typically, a portfolio of hedge ...
24
A Scalable Framework for Trajectory Prediction
... on trajectory prediction, particularly after Song et ...short-term trajectory prediction model, which aims to predict the next-location or a few locations in the near ...term trajectory prediction ...
15
Patient Trajectory Modeling and Analysis
... TDW design process consists in different steps. Moreover, for the case study of patient trajectory, we create the fact table which is trajectory and/or clinical test almost the time. Then, we define ...
5
Optimisation of screw compressors
... for optimisation of the screw compressor shape, size, dimension and operating parameters is described here, which results in the most appropriate design for a given compressor application and ...Some ...
29
Optimisation of Gear Assemblies
... Any placement of gears and different links be tween them is allowed. Links may be defined sepa rately for every operating mode. It is possible to ex plicitly define all angular velocities, speed ratia, cen tre ...
10
Nature-inspired optimisation: Improvements to the Particle Swarm Optimisation Algorithm and the Bees Algorithm
... design optimisation problems, specifically, the designs o f welded beams (single & multi objectives), coiled springs and tests on mathematical benchmark ...
327
Trajectory Generation and Control for Quadrotors
... In this work, we develop a flexible and powerful trajectory generation method for quadrotors. The goal is to generate and then control along trajectories through cluttered environments or difficult scenarios. The ...
137
Web Site Optimisation
... This directory claims to be the largest human-edited directory of the web (Netscape 2007). Submission of new links is done by volunteers. A website added to DMOZ must satisfy many requ[r] ...
64
Solutions for Optimisation and Growth
... Enterprise Reporting Database (ERD) presents timetable related data in a format that is easy to report against (SQL Server and Oracle versions are available) so that you can use your pr[r] ...
20