نتایج جستجو برای: speed drop minimization
تعداد نتایج: 281203 فیلتر نتایج به سال:
BACKGROUND Resistance exercise training can be effective against sarcopenia. We identified predictors of drop-out and compared physical outcomes between men and women after such training. METHODS Subjects (N = 236, 73.7 ± 5.7 years) participated in a 12-week resistance exercise program. Outcome variables were measured at baseline and endpoint. RESULTS Drop-out was 11.9% and not significantl...
Direct torque control (DTC) of induction motor is prominent to offer instant and flux with a simple structure. However, this scheme suffers from two major drawbacks namely high ripple variable switching frequency the inverter, especially during low-speed operation. During condition, positive slope very steep overshoot occurs frequently resulting in become great significance. This paper proposes...
A simple linear model of piezo DoD inkjet print-head jetting output (drop speed, volume, momentum) provides an analytic prediction for the frequency response for steady state and initial printing streams from nozzles. The model has been applied to both existing commercial and development inkjet print-head devices. Introduction As a result of the industrial marketing push towards ever higher ink...
A Java implementation of a key collision attack on DES suggested by Eli Biham, [1], is discussed. Storage space minimization and fast searching techniques to speed up the attack are described. We also demonstrate the suitability of Java for large data cryptographic attacks and illustrate the extensive cryptographic features of the language.
In this study, it was aimed to determine the pneumatic conveying characteristics of canola seeds (Brasicca napus Oleifera sp). The physical properties, pressure drop, air velocity, power consumption Turan variety were investigated. Three different moisture, three pipe diameters, material feed flow rates and five velocities used effects these factors on examined. carried out at positive conveyor...
Wind tunnels are a key experimental tool for the analysis of airflow parameters in many fields of application. Despite their great potential impact on agricultural research, few contributions have dealt with the development of automatic control systems for wind tunnels in the field of greenhouse technology. The objective of this paper is to present an automatic control system that provides prec...
Atlantic cod, Gadus morhua, were exposed to a progressive stepwise decline in water oxygen pressure ð19:9; 13:2; 10:5; 8:4; 6:2 and 4:3 kPa PO2Þ: Fish swimming speed and indicators of primary and secondary stress (e.g. blood cortisol and lactate) were measured to assess whether a severe shift in physiological homeostasis (i.e. stress) preceded any change in behaviour or vice versa. Swimming spe...
1 2 The capacity drop indicates that the queue discharge rate is lower than the free-flow 3 capacity. Studies show that queue discharge rates vary under different traffic conditions. 4 Empirical data show that the queue discharge rate increases as the speed in congestion 5 increases. Insights into the underlying behavioral mechanisms that result in such variable 6 queue discharge rates can help...
The objective of this study was to determine the relationship between specific performance measures and hockey skating speed. Thirty competitive secondary school and junior hockey players were timed for skating speed. Off-ice measures included a 40-yd (36.9-m) sprint, concentric squat jump, drop jump, 1 repetition maximum leg press, flexibility, and balance ratio (wobble board test). Pearson pr...
We present the results of a combined experimental and theoretical investigation of droplets walking on a vertically vibrating fluid bath. Several walking states are reported, including pure resonant walkers that bounce with precisely half the driving frequency, limping states, wherein a short contact occurs between two longer ones, and irregular chaotic walking. It is possible for several state...
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