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Nowadays, the traditional separate management mode of planning data and graphics has certain limitations, and cannot meet the needs of power grid business development. Therefore, a GIS-based graphics management system is proposed based on cloud platform, in which the grid map, power grid GIS, and electrical wiring diagram are organically integrated based on cloud services. The integration of basic...
Energy efficiency can have a significant influence on user experience of mobile devices such as smartphones and tablets. Although energy is consumed by hardware, software optimization plays an important role in saving energy, and thus software developers have to participate in the optimization process. The source code is the interface between the developer and hardware resources. In this paper, we...
Accurate seismic data visualization is of paramount importance for seismic interpretation such that reservoir quality can be predicted precisely and oil or gas resources can be evaluated truthfully. For micro geological structure in seismic data, due to the variable geometric attribute, smaller size and significant role, seismic data visualization presents an intriguing problem. Existing approaches...
Maximal entanglement entanglement-assisted quantum error correcting codes (EAQECCs) can achieve the EA-hashing bound asymptotically, and a higher rate and/or better noise suppression capabilities may be achieved by exploiting maximal entanglement. In this work, we discuss construction of some families of [n, k, d] zero radical codes with minimal distance d ≥ 6, 8, 10, 12, 14 from two classes of quaternary...
For a given quaternary self-orthogonal (SO) code, using information of weights of codewords in the dual of the binary code generated by the supports of this SO code, one can construct new quaternary SO code by shortening method. Two methods of determining weights of codewords in the dual of the binary support code of a given large length SO code are presented. Using these methods, we construct many...
The control strategy of torque-split between the shafts for electric vehicle has significant effects on the vehicle power performance. A dynamical model for studying the electric vehicle was established, taking account of not only the position of the accelerator pedal but also the wheel slip ratio. In this paper, a simulation platform of control system of torque-split between the shafts of this vehicle...
This paper proposes a method for the optimal black-start reserve water of pumped storage. When pumped storage provides black-start ancillary service for power system, some capacity in the upper reservoir must be reserved and then the peak-load shaving benefit of pumped storage plant would be influenced. In order to make pumped storage plant bring the largest benefits to power system, a mathematical...
This paper discusses a black-start field test performed with new strategy. The new strategy makes full use of the long time operation capability of pumped storage units in ultra-low load conditions and takes advantage of the double-bar configuration of most electrical stations, with black-start units only supplying the auxiliary load of itself and that of target units, enables a complete separation...
On-site leadership behaviors directly affect the efficiency of enterprises, and the research on the leadership behavior has focused on high-level, the on-site leadership behavior studies are relatively small. Take the state-owned enterprise H as an example, using PM theory, through the evaluation of the indicators on the spot managers of enterprise H, we analyze the spot managers belonging to which...
This paper presents a new model for VLSI routing in the presence of obstacles and boundary. A new approach for reduction of the routing area is proposed, and a modified Lee algorithm - weighted Lee algorithm is applied on the extended Hanan grid to compute sub-optimal RSMT in O(n2(n + m)2log(n + m)) time, where n is the number of terminals, m is the number of vertices of obstacles and boundary.
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