This paper designs and implements the hardware circuit of the self-balanced motorcycle with the MK60DN512ZVLQ10 as the control core, and has the capabilities of attitude acquisition, data processing, response and man-machine interface. First building a self-balancing motorcycle overall framework, each...

The goaf under the transmission line is prone to natural disasters such as surface subsidence and uneven surface subsidence, which poses a great threat to the surface power facilities. The effective exploration and evaluation of goaf can greatly reduce the probability of occurrence of accidents. The...

At present, some studies have been done to evaluate the reliability of the relay protection system in intelligent substation, but all of them ignored a fact that the intelligent substation can effectively utilize redundant information to identify fault components and enhance the reliability of protection,...

This paper presented a method of fault-tolerance for secondary-system information in smart substations. It was to solve the problem of information redundancy. This article drew on a method of state estimation on the primary-system and used the calculation of measurement-equation residuals to identify...

In order to improve the quality of power that the phase-shifted full-bridge DC/DC boost circuit supply to the microgrid and the safety and reliability of its operation, fuzzy PID control method is used to achieve phase-shift control of the main circuit in the paper. The output DC voltage is controlled...

Electromagnetic wave of electrical spark is a potential cause to eletrical equipment failure. This research focused on identificating and comparative analyzing the different types of electromagnetic waveform generated by eletrical equipment failure based on SVM. After analyzing and extracting the features...

Countries around the world have introduced various new policies to adapt to the development of big data. The Chinese government also attaches great importance to the big data industry. The main purpose of this paper is to explore specific methods and suggestions to improve the management mode of the...

With the large-scale application of solar in power system, traditional transmission planning of merely focusing on construction investment and operation cost could not meet the practical demands. Based on the evaluation index of the line operation efficiency and the distribution of the power flow, a...

As an important component of the smart grid, smart substations adopt the optical fiber as the main feature to replace the traditional cable communication network. Therefore, it is very important to research the key equipment switch technology of the smart substation network. This article first compares...

Before going public, low voltage circuit breaker must be tested, the rated operation short circuit breaking capacity and the rated limit short circuit breaking capacity test are particularly key. Therefore, the short circuit test device must be accurate and reliable, and the parameters which meet the...

This paper deals with the analysis for the irreversible demagnetization characteristics of a NdFeB, ‘W-type’ permanent magnet in the line-start permanent magnet synchronous motors (LSPMSM). By using the finite element method, the influence of different permanent magnets status and the different start...

Current sampling is used in the vast majority of auto lamp test system and the testing and controlling system of other products. It can observe and record the current value in the detection process, with the purpose to judge whether the various features of the products can meet the test standard. Based...

The performance of wavelet transform based image compressed sensing coding algorithms severely rely on the level of wavelet transform. To this end, this paper investigated the combination of mutil-level wavelet full sub-band in compressed sensing framework. Firstly, we constructed a full sub-band coefficient...

This paper presents a fast quality scalable video coding method based on compressed sensing(CS). The proposed method obtained the coding scheme of the enhancement MJU by using the interlayer and spatial correlation and kept the base layer’s coding scheme unchanged. And the part in the enhancement layer...

Although wavefront parallel processing (WPP) proposed in the HEVC standard and various inter frame WPP algorithms can achieved comparatively high parallelism, their scalability for its parallelism is still very limited due to various dependencies introduced in spatial and temporal prediction in HEVC....

As the traffic accident becomes a serious problem, we need some more efficient methods to identify the car. Luckily, we can use artificial intelligence to recognize the motors by using side-view images. It will help a lot to solve the traffic accident. We used the wavelet entropy to extract the feature...

Sand is the discrete particle material in meso level and irregular distribution of sand void space is showed anisotropy. The reasonable description of this feature is important to study on sand strength and deformation mechanism, and the anisotropy of pore space is studied by using the directional distribution...

Strategic environmental assessment (SEA) process can be broadly defined as a study of the impacts of a proposed project, plan, project, policy or legislative action on the environment and sustainability. In this research, SEA process has been aimed in order to incorporate environmental and sustainability...

This paper presents a self-adaptive fuzzy logic controller for a pH neutralization process which has been designed and implemented in real time process. The controller deals with the minimization of both the steady state error and time taken to reach steady state under varying operating conditions. The...

When wireless communication technology is applied between Front-end Equipment and Background on expressway, the security is always an important point to be considered. The paper put forward a kind of reliable communication with the PSAM Technology and private communication protocol. The PSAM technology...

Head and tail width defects have a negative effect on hot strip quality. This paper developed a short stroke control (SSC) model to improve the width accuracy of head and tail. The model established a database to store the data of feature points, according to the steel grade and the working condition....

This paper proposes a two-stage fuzzy logic controller for signal timing of an isolated intersection. In the first stage, the main phase is determined in advance, and then the controller determines the secondary phase according to the traffic flow and the queue length. In addition, the membership function...

In press-pack IGBT the currents flowing through paralleled chips are not consistent due to the packaging structure, chip difference, uneven stress distribution and so on. The maximum current overshoot and maximum junction temperature of the internal paralleled chips determine the limitation of the device's...

The defect characteristics of the Be-doped GaSb and no-doped GaSb film grown on GaAs and GaSb substrate respectively were analysed by the method of molecular beam epitaxy (MBE), positron annihilation Doppler broadening spectroscopy (PADBS), X-ray diffraction spectra (XRD) and atomic force microscopy...

Under-frequency load shedding (UFLS) is the last line of defense to prevent large-scale blackouts. The conventional UFLS scheme does not distinguish the location of the disturbance, and adopts the equal amount or equal proportion load shedding to distribute the amount of load shedding indistinctively...