Due to the difficulty in ensuring launch safety under unfavorable site conditions, restrictions regarding selection of sites significantly weaken maneuverability unsupported random vertical (URVL) mode. In this paper, a nonlinear robust control strategy is proposed missile attitude by actively adjusting oscillation launcher through hydraulic actuator, enhancing launching and adaptability VMLS site. Firstly, considering interaction among canister, adapters, missile, 6-DOF dynamic model system...

The investigation of the performance Particle Swarm Optimization (PSO) method for Vehicle Routing Problem with Time Windows is main theme paper. “Exchange minus operator” constructed to compute particle’s velocity. We use Saving algorithm, Nearest Neighbor and Solomon insertion heuristics parameter initialization apply “Routing first Cluster second” strategy solution generation. By PSO, customers are sorted in an ordered sequence vehicle assignment algorithm used optimize every route. In our...

Abstract With a high penetration of renewable energies, scenario generation for wind and solar power is essential the operation modern systems. Beyond typical scenarios, extreme scenarios like full‐capacity consecutive days should also be taken into account. However, developed data‐driven methods are unlikely to capture characteristics these because limited data. To this end, three‐staged method proposed energies effectively efficiently generate extremely output scenarios. First, an data...

Compressed sensing (CS), which breaks the limitations of traditional Nyquist sampling theorem, takes full advantage sparse signal characteristics to achieve accurate reconstruction compressed signal. An effective algorithm called GOAMP (Generalized Orthogonal Adaptive Matching Pursuit) was proposed by studying and summarizing existing Pursuit algorithm. The can reconstruct exactly when sparsity is unknown. Compare OMP (Orthogonal Pursuit), number columns measurement matrix selected at each...

Parallel hydraulic hybrid vehicles (PHHV) have the potential of improving fuel economy by operating engine in optimum efficiency range and making use regenerative braking during deceleration. Based on analysis characteristics city drive cycle high power density vehicles, a new strategy tailored specially for PHHV was proposed to improve economy. The simulation results shown that reasonably distributed torque traditional friction torque, effectively regenerated energy vehicle under premise...

Series hydrostatic transmission hybrid vehicle (SHHV) is an application of technology to improve fuel economy and emissions. To make good use the on-board energy sources in SHHV design application, several influencing factors on SnHHV system efficiency are studied evaluated. Then, improved measures proposed enhance SHHV. Simulation results show that by taking multi-pump/motors configuration, adopting regenerative braking reuse strategy helpful under driving cycle especially urban conditions.

Based upon the engine efficiency map and hydraulic pump/motor curve, a real-time control strategy is proposed for parallel hybrid vehicles (PHHV) using load leveling concept logic threshold approach to torque distribution, various operation modes dynamical transitions between power train. In environment of backward simulation system model PHHV developed MATLAB/Simulink, algorithm designed tested with aid computer simulation. The results demonstrate that energy can reasonably switch among...

Abstract In this paper, a disturbance-compensated robust controller was used for electrohydraulic missile launchers with the aim of improving motion accuracy system. case both matched and unmatched disturbances, adaptive extended state observers were employed in order to estimate unmodelled external so forth. It thus resolved implement feedforward compensation mechanism counteract effects unknown based on online estimates disturbances intention enhancing performance proposed controller....

Active sonar system have developed using large arrays and broadband transmitted signals for improving the signal to reverberation power ratio after beam forming matched filter. While size of range bearing resolution cell is reduced resulting in becomes non-Gaussian distribution. The performance filter reduced. We proposed two methods modify kernel function SVM detection reverberation. first method use mixture function. And experiment results show as good with Gaussian better than RBF second...

In order to achieve comprehensive vehicle fuel economy, dynamic performance and safety, a novel hydraulic hybrid with supervisory control system is proposed. The hierarchical structure integrates driving intention recognition, power distribution, regenerative braking intensity regulation temperature monitoring modules. high speed CAN bus used communicate for different modules in the system. Supervisory recognizes driver’s status through feedback signals of sensor system, reasonably...

Establishing an accurate and reliable cost measurement model for energy storage plants is important element in the pre-evaluation of plants. To this end, a method based on Grey Wolf algorithm (GWO) optimized Support Vector Machine (SVM) proposed. Using GWO to optimize penalty factor kernel function SVM, establish basis GWO-SVM algorithm. Taking historical data power plant as example, prediction results are compared with those ABC-SVM, CS-SVM PSO-SVM models. According results, has significant...

As the basic element of assembled buildings, effective control and management quality precast concrete components is key to ensure safety buildings. To strengthen chain prefabricated in building projects, paper applies theory graphical review technology comprehensively analyzes summarizes influencing factors entire process forming from five aspects: personnel, equipment, systems, environment, materials. The also GERT network vulnerability component four aspects design, production,...

Bacteria foraging optimization algorithm have the disadvantages of falling into optimal local optimum easily, and speed convergence become to decline obvious in later optimization, this paper established a mathematical model based on minimize loss power network maintain good voltage level ,to solve problem reactive for electric system.Proposed an improved bacteria algorithm, combining chaotic theory initialize basic population bacteria, so as improve their global search ability, adjust...