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airship.zip
- 无人飞艇在飞行过程中经常受到上升或下降气流的影响，从而使得飞艇的飞行不 稳定，影响任务的执行。本文的主要研究目标为：以ST-3型飞艇为研究对象，针对气 流的影响，设计控制系统。通过控制飞艇发动机推力矢量，即改变飞艇发动机的方向， 向飞艇既提供水平方向的推力，又提供向下或者向上的分力，从而帮助升降舵克服下 降或者上升气流的作用力，使飞艇容易保持预定的高度，提高飞艇的操控性能。具体 工作主要包括以下几个方面：,During the flight, the unmanned airship
The--infrared-remote-control-switch
- 红外线是在人的正常视觉范围之外的光线，利用红外线可以进行信息的传输。红外线的常见用途之一就是近距离遥控，像许多家电，例如电视机，VCD机，空调等都是使用红外线的方式进行控制的。本设计要求采用红外信号的发送与接收组件，加上触发器电路以及大功率电子开关或继电气开关实现对家用电器的电源控制。在给定直流电源电压和交流电源电压条件下，设计并制作一个红外遥控开关。-Infrared light outside of the normal visual range, using infrared transm
N_Autonomous-Vehicle-Technologies-for-Small
- The objective of this paper is to describe the design and implementation of a small semiautonomous fixed-wing unmanned air vehicle. In particular we describe the hardware and software architectures used in the design. We also describe a low weigh
dianlutu
- 通过温度传感器对空气进行温度采集，将采集到的温度信号通过处理后传输给单片机，再由单片机控制显示器，并比较采集温度与设定温度是否一致，然后驱动空调机的加热或降温循环对空气进行处理，从而模拟实现空调温度控制单元的工作情况。空调温控器主要单片机，时序电路，温度采样电路，A/D转换电路，温度显示电路，温度输入电路，驱动电路等组成-Air temperature sensor temperature acquisition by processing the collected temperature s
louverfin
- 建立了一种百叶窗翅片的二维数学模型，采用SIMPLER算法，对空气流经翅片的传热和流动特性进行了数值模拟计算，获得了百叶窗翅片的温度场，速度场和流线图。对不同百叶窗倾角和不同雷诺数进行了数值模拟，结果揭示了阻力系数和Nu数的变化规律。在此基础上，采用场协同原理分析了温度梯度与速度矢量的夹角对百叶窗翅片换热的影响-A two dimensional numerical model is established for a type of louvered fin, the temperature
e_steel
- This material describes general stee-process. First,Iron & Steel Making Process and Air Pollutantsiron is introduced and Process of Electric Furnace Plant and Air Pollutants. Next, Dust Collection System is also described.
AT89S52-wendukongzhi
- 基于AT89S52单片机的空调温度控制系统设计 ：设计了基于AT89S52 的高精度家用空调温度控制系统，系统硬件主要由电源电路、温度采集电路（DS18b20）、按键、显示电路、 控制电路及其他辅助电路等部分组成；软件采用8051C 语言编程；该系统可以完成温度的显示、温度的设定、空调的控制及限温报警 等多项功能，在现代生产生活中具有极高的应用价值-Based the AT89S52 microcontroller air conditioning temperature contr
lscma
- 最小二乘恒模算法在VHF地空通信中抗干扰特性的仿真分析-Immunity characteristics simulation the LSCM algorithm in the VHF air-ground communication analysis
aviation-bus
- 介绍了航空总线1553协议，对于初学者会有一定的帮助。-Air bus 1553 agreement, for beginners there will be some help.
LTE--RLC-layer-AM-transmission
- 针对 3 G PP最新发布的 LTE ( l o n g t er m evol u t i on ) R e l ease 8 标准, 研究了 LTE 空中接口协 议栈无线 链路控 制 ( ra d i o l i nk con t ro, l RLC ) 的子层确认 ( ac kn o w l e d ged m o d e , A M ) 传输模式的 设计与实 现机制。主要介 绍了 L TE 无 线接入网空中接口协议 栈的结构, 详细阐述了空中接口协 议栈中 RLC的 A M 数据
OTA_STUDY
- 关于TI的ZIGBEE芯片CC2530或CC2531的空中升级方法研究-TI' s ZigBee chip CC2530 or CC2531 air upgrade method
MISSILE
- 针对三点法三维运动学弹道仿真问题，建立了两种仿真模型 第一种模型采用数值积分算法求解 三点法运动学方程组，求解过程较为复杂 第二种模型利用三维空间相关几何知识，将求解三点法三维运动学 弹道的图解法转化为求解一元二次方程的问题，使求解过程简单直观 最后，对两种模型进行了仿真，并将其 应用到地空导弹制导控制系统的仿真研究中，将理想弹道与控制弹道进行了对比 结果表明，两个模型均解决了一般情形下三点法三维运动学弹道求解的问题，为三点法三维制导律以及弹道特性研究提供了一种方法-Three-po
hangkongshoupiao
- 编写一个航空售票系统，实现查询、买票、退票等功能-Write an air ticketing system, queries, tickets, refund and other functions
IT2-fuzzy-expert-system-for-prediction-of-carbon-
- This paper presents an indirect approach to interval type-2 fuzzy logic system modeling to forecaste the level of air pollutants. The type-2 fuzzy logic system permits us to model the uncertainties among rules and the parameters related to data analy
photonic-waveguide-90degree
- A 2D 4.65μm*4.65μm photonic crystal structure with a central point defect consists of an 7 ∗ 7 array of silicon(refractive index n=3.4)squares having 0.15μm as the width of each side with the horizontal(y-axis direction)and vertical(x-axis d
2d-square-lattice
- Fourier transform and eigen-solver are the two fundamental problems to solve. To understand better about them helps a lot in doing numerical analysis. The following are the band diagram of a 5*5 square lattice photonic crystalTM band structure fo
Triangular-lattice-with-air-holes-in-Si-or-GaAs-m
- Here, for convenience, the vector in 2D is represented by a complex number: the real part represents the x-component and the imaginary part represents the y-component. How to get the Fourier transform is the key of this program. Here I used the a
CASSARIA.ZIP
- calculation of vessel or air chamber for pumping stations with anelastic method
electrical-engineering-portal.com-Advantages_of_V
- Most motors are designed to operate at a constant speed and provide a constant output. While in many cases this may be more than adequate, it is not in all. Two-speed induction motors can improve ef f iciency f or ref rigerators, air conditioners
hla-war-simuliation
- HLA空战领域仿真应用介绍，假设空战场景等等。-HLA air combat simulation application areas described, assuming combat scenes and so on.