wind speed造句

This procedure anemometer testing procedures, including the determination of wind speed and wind wheel speed display.

Low speed wind tunnel experiment requires strict of the wind speed, which requires a wild range of wind speed, high precision, and quick adjustment.

Forecasting study of short-term wind speed based on SVM

Automatic station wind speed forecasting based on ARIMA model;

Analysis of pumped-storage hydro using wind power with different probability distribution parameters of wind speed

Incline the wind meter to find the maximum wind speed direction.

Some research show the lowest flutter critical wind speed may occur in skew wind case.

The wind speed trends for the winter and spring, the troposphere, the lower wind speed decreased significantly, the stratospheric wind velocity increased significantly.

On the basis of the wind speed observation, the wind direction distributing of the site of Nanjing Changjiang River Bridge on Beijing-Shanghai high-speed railway was analyzed.

The results showed that it has features of low wind speed and small in vertical gradient of the wind speed in Sichuan basin.

By determining wind speed and wind direction, it will be possible to predict exact forecasts for international airports.

The forecasting of wind speed in wind farm based on the meteorological factors with BP neural network

Meteorological data mainly include the average wind speed, mean wind direction, wind standard deviation, average temperature, atmospheric pressure, rainfall, atmospheric stability parameters.

According to the particular profile of mean and fluctuating wind speed in hilly terrain wind field, mean, background and resonant wind loads of tall buildings are investigated.

As wind speed increases, so does turbulence, and thus the rate of heat and moisture transfer.

For a given probability, the daily peak wind speed increases as the exposure period increases.

The comparation of three methods to calculate the Weibull parameters of wind speed

Observe the dynamic wind speed weather, including radar, National Oceanic and Atmospheric Administration radio broadcasting.

The variable speed constant frequency double-fed wind power system is taken as the research object and the control problem of maximum wind energy tracing below the rated wind speed is studied.

The marine environmental extreme value parameters, such as wind speed, current speed, wave height and wave period play an important role in marine engineering design.

The simulation model was established to precede simulation optimizations, and then the optimum data of wind speed, inclination Angle of wind and other parameters were verified.

Along with large amount of wind power integrated into the power system, the wind speed variations will bring great influence on the load flow.

Based measured aerodynamic parameter and simulated wind speed field, time-domain expression of static wind load, buffeting load and self-excited load for bridge and vehicle are introduced.

The comparison those estimated from numerical simulation with real data shows the agreement largely in wind direction and in the true wind speed.

Among commonly used types are those employing either a propeller or cups for measuring wind speed and a vane for measuring wind direction.

Based on the feature of the wind speed, the forecasting models of wind speed in the aweather area of the firebreak tree belt had been established using the multi_model optimization.

The decline has the potential to be especially pernicious because turbines are exponentially sensitive to changes in wind speed.

Until 2010, the study area would still have an increasing air temperature, lesser precipitation, and decreasing wind speed.

The Observatory explained that the average wind speed in Victoria Harbour did not reach storm force level.

Research on computational method of critical wind speed of tubular members of superhigh voltage transmission steel tubular towers

It measures wind erosion under the conditions of different wind speed of floodplain area with different vegetation coverage ratio of the Yongding River by using mobile filed wind channel equipment.

Time series method is adopted for building the strong wind monitoring and warning system of Qinghai-Tibet Railway to realize the short-term forecast of the wind speed along the line.

Besides, through test of sensitivity, the critical values of height of hill, intensity of inversion and horizontal wind speed, which have important influence on transfer of wind are obtained.

Make use of adjustable fan unit system, Touching Switchgear adjust voltage, keep the wind speed of working area always in perfect status.

The characteristics of the sunlight, temperature, precipitation and wind speed were analyzed with conventional meteorological data from 1957 to 2004 in Panjin wetland.

You can land on an airstrip with various approach patterns, depending on air traffic control guidelines due to weather, traffic density, wind speed, and so on.

Turn wheel anemometer is one of instruments in measuring wind speed. The stability of base stents is very important to the equipment safety operation.

The sea surface wind speed is an important parameter of Marine environment and satellite microwave radiometer is an important tool to monitor this parameter.

Snowstorms often occur suddenly, such as white curtains pushing forward, wrapping people in an instant, with zero visibility, plus irresistible wind speed, one month and one day, someone is trapped and frozen to death or blown out of sight.

Results of calculation show that the differences of the sea surface effective radiation between cloudy and clear skys are very large, but their variations with the changes of wind speed are small.

For the catenary structure and train hard across the characteristics of the wind speed train theory and design method, was proposed for the structure of hard across the train air damper set formula.

The research results showed that the boosted wind speed or the velocity of gas leakage accelerated the gas diffusion, and the diffused gas concentration to the leeward side was decreased.