نتایج جستجو برای: retaining structure
تعداد نتایج: 1581610 فیلتر نتایج به سال:
Scholars often consider the deformation of a foundation pit retaining structure as significant indicator its stability. However, current theoretical prediction formula for with pile–anchorretaining is not yet perfect. This study utilizes simplified spatial model and principle minimum potential energy to derive structure’s deformation. Afterwards, numerical simulation developed based on actual e...
This paper presents a new design to reduce torque ripple in Switched Reluctance Motors (SRM). Although SRM possesses many advantages in terms of motor structure, it suffers from large torque ripple that causes problems such as vibration and acoustic noise. The paper describes new rotor and stator pole shapes with a non-uniform air gap profile to reduce torque ripple while retaining its average ...
in new management approaches, in the organizations with inflexible structure, existing of red tapes and interruptions caused by limitations and also non-compliance with environmental changes, create demotivation among staff. with regard to the influence of job motivational potential and its relationship to the type of organizational structure( enabling and dissuasive), the goal of this research...
: In the present paper, lessons are learnt from ant society so that humankind can optimize his engineering issues. As an example of such issues, a reinforced concrete retaining wall for which the application of optimization can reduce the costs involved is considered. Traditional design procedure for reinforced concrete retaining walls is unable to design an optimized wall unless a large trial ...
In deep inelastic electron-photon scattering in leading order QED, eγ → eγγ → eff̄, there are four non-zero structure functions. We calculate them for real photons retaining the full dependence on the fermion mass, and show numerical results of its effect. RAL-TR-1998-079 December 1998 Leading order QED structure functions have long been calculated and can be found in the literature, see for exa...
Estimating active earth pressure accurately is very important when designing retaining wall. Based on the unified strength theory and plane strain assumption, an analytical solution has been developed to determine the active lateral earth pressure distribution on a retaining structure with the inclined cohesive backfill considering the effect of the intermediate principal stress. The solution d...
Abstract Although UN peace operations began with unarmed observer missions in 1948–1949, the first armed force—the Emergency Force ( UNEF )—was deployed 1956 due to Suez crisis. Scholars and practitioners have since interpreted Secretariat’s 1958 study of that experience, called Summary Study , as a foundational text history peacekeeping because it supposedly codified key principles impartialit...
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