According to the principle of air pressure altitude measurement, the paper introduces the composition and the working principle of digital measuring system, and it discusses the circuit design of every part of the measuring system and flow chart of program design .
从无人机气压高度测量的原理出发,介绍了数字式气压高度测量系统的组成和工作原理,并详细论述了测量系统各组成部分的电路设计以及程序设计流程图,最后通过测试验证了以FPGA芯片为核心的无人机气压高度测量系统的可行性,分析了系统的误差来源。
The method to measure the barometric height for UAV(Unmanned Aerial Vehicle) is proposed,in which the barometric height is calibrated by GPS(Global Position System) height and is compensated by atmosphere temperature.
针对某型民用摄像无人机的高度测量问题,提出了利用GPS校准、带温度补偿的气压高度测量方法。
After a series of theoretical analysis and statistic reckoning,the results show that the geometric altitude may be several hundreds of feet and even much lower than the pressure altitude because the actual air temperature is well below the standard air temperature in winter.
对飞机在冷天气起飞时是否应该对高度进行修正问题进行了研究,通过理论分析和实际计算证明:由于冬季低温天气实际温度大大低于标准大气温度,几何高度可能比气压高度低几百英尺甚至更多。
A novel terrain navigation system independent of barometer information is proposed.
蒙特卡罗模拟仿真结果表明,新的系统解决了气压高度表精度不高所带来的问题,保持了与原有系统同样的精度,并且降低了成本。
In order to overcome those limitations, and on the premise that the receiver can measure the pseudo-range between the user and satellite and with the help of barometer, this paper put forward the pseudo-range integration model of RDSS and the strap-down inertial navigation system with high precision clock, rubidium clock being the internal clock of the RDSS receiver.
基于北斗双星定位系统(RDSS)采用有源定位体制存在一定的局限性,在接收机能够测量用户至卫星的伪距信号以及在气压高度表辅助的前提下,提出了利用铷钟作为接收机内部时钟的RDSS与捷联惯导进行伪距组合的模型,建立其卡尔曼滤波的状态方程与量测方程。
If the receiver could measure the pseudo-ranges from the user to the satellites,with the help of barometer,the RDSS could be integrated with the strap-down inertial navigation system based on pseudo-range.
介绍了双星定位系统(RDSS)的局限性,提出了利用高精度时钟,即铷钟作为接收机内部时钟,如接收机能够测量用户至卫星的伪距,在气压高度表的辅助下,双星定位系统可以与捷联惯导进行有效的伪距组合。
A Method of Intercalibration for GPS and High Precision Baro-Altimeter on Line
一种GPS与高精度气压高度表在线互标定方法
EMC Analysis and Design for Barometric Altimeter
气压高度表的电磁兼容性分析与设计
Automatic Verification System of Aviation Barometric Altimeters Based on PPC2 Pressure Controller
基于压力控制器的气压高度表自动检定系统
A barometric altimeter indicates height above sea level or some other selected elevation.
气压高度表用以指示海平面或另外某个被选定高度以上的高度。
shows pressure by the height of a column of mercury.
由汞柱的高度测量气压。
Air pressure is measured by a barometer.
空气压力用气压计度量。
effect on atmospheric pressure
海拔高度对大气压力的影响
engine air temperature alarm circuit
发动机增压空气温度升高报警电路
Air pressure decreases with altitude.
气压随海拔高度的增加而下降。
The turbine engine has a compressor which turns at high speed.
涡轮发动机有一个高度旋转的压气机。
Full scale burst experiment on high pressure test of gas pipelines
输气管道高强度试压全尺寸爆破实验
Prediction of wellbore temperature field and analysis of influence factor for high-pressure gas well kill
高压气井压井井筒温度场预测与影响因素分析
Discussion on Media and Pressure for Strength Test of Municipal High-pressure Gas Pipeline
城镇高压燃气管道强度试验介质与压力的探讨
Intake air temperature sensor input above the minimum acceptable voltage.
进气空气温度感知器输入高于最小可接受电压。
The Influence of Temperature,Barometric Pressure and Elevation upon Resistance for Cycling;
气温、气压和海拔高度对自行车运动阻力的影响
An aircraft instrument for simultaneously recording temperature, atmospheric pressure, and humidity.
高空气象计自动记录温度，空气压气以及湿度的飞机仪器
Typically hydrogen is stored in pressure tanks as a highly compressed gas at ambient temperature.
常温下，氢气通常以高度压缩气体的形式，贮存于压力瓶中。
Design of Working System and Differential Pressure for Well Test in Condensate Gas Wells With High Temperature and High Pressure
高温高压凝析气井测试工作制度及生产压差设计