In addition, a variable rate sprayer, consisted of PWM solenoids, a pressure controller, a nozzle control system interfaced to a computer, and map based application software, was also developed.
另外,还开发了一种由脉宽调节管(PWM)、压力控制器、由电脑设定的喷嘴控制系统和基于含量分布图的应用软件组成的变量控制系统。
Experiments test the influences of pressure, height, nozzle aperture and frog momentum on the fire control effect of fine water mist.
实验主要通过测定压力、高度、喷头孔径的大小和雾动量对细水雾灭火效果的影响。
Thrust vector control is often achieved by throttling individual thrusters or by injecting gas through the nozzle wall to cause a change in the local pressure distribution.
推力矢量控制,往往所取得的节流个别推力器或注入气体通过喷嘴壁造成的变化在当地的压力分布。
A novel piezoelectric type nozzle flapper hydroelectric servo valve was developed and its control method was researched.
提出了一种新型压电晶片型喷嘴挡板式电液伺服阀,并对其控制方法进行了研究。
According to the theory that plasma absorbs laser energy and with the experiment method which elevates the nozzle during welding, the effect of magnetic field on plasma control is discussed.
本文从等离子体吸收激光能量的理论入手,采用提升喷嘴的实验方法,系统研究了电磁场参数对等离子体控制的影响。
The key point of designing coaxial nozzle is how to acquire the steady airstream, which can be used to control the plasma and protect the molten pool at high temperature at the same time.
同轴喷嘴设计的关键问题在于如何获得稳定均匀的同轴气流,使气流在控制等离子体的同时,又能为钛合金高温熔池提供保护。
In this paper, employing rigorous variational calculus, equations of control surface at maximum thrust nozzle exit are derived.
本文用严格的变分法导出了最大推力喷管出口控制面方程。
It is verified through test that this nozzle makes the control of forming technique more flexible and enhances the quality of formed parts.
试验证明该喷头使成形工艺控制更加灵活,提高了成形零件的质量。
The paper introduced briefly produce quality control in pressure vessel′s shell and manhole nozzle welding, how avoided crack and found defect by ultrasonic testing after welding.
介绍了压力容器人孔接管与厚壁筒体相焊时,如何控制产品的质量,避免产生裂纹,焊后通过超声波检测及时发现缺陷。
This article makes a brief introduction on the formation of the concentrate nozzle system in the process of modification of Phase III expansion of Guixi Smelter and its control program.
本文简要介绍了贵冶三期改造中闪速炉精矿喷嘴系统的组成及控制方案。
The fluid flow control device includes a nozzle disposed within an exhaust conduit of the engine.
该流体控制装置包括布置在所述发动机的排气管道内的喷嘴。
The 3D sensors help ensure accurate placement while the thickness sensors help control the movement of the nozzle heads.
3D传感器有助于确保准确的位置,而厚度传感器的帮助下控制的喷嘴头的运动。
Results show that pintle could change the nozzle throat area and thus the motor pressure and thrust, which provided the capability for thrust control.
结果显示喉栓能够有效改变发动机燃烧室压力和推力,满足发动机推力控制要求。
The basic principle is though three root ball screw control platform, by the measurement of nozzle, three motor to adjustable height accordingly, easily implemented leveling!
其基本原理就是平台通过三根滚珠丝杠控制,上面对应三个电机,经过喷头测量,三个电机相应调节高度,很轻松实现了调平。
The BZR is a precise gas flow control regulator for all combustion systems. Used with Proportional Mixers, Nozzle Mix Burners, positive or negative furnace pressures etc.
BZR是一种适合所有燃烧系统的燃气流量控制调节器,和比例混合器,内混烧嘴,正负炉压等一起使用。
The programmable logic chip FPGA was used to control the nozzle.
除杂装置的喷阀控制由可编程逻辑芯片FPGA来完成。
By measuring the thrust and lateral forces of solid rocket motor during firing conditions, the thrust vector control performances of jet TAB TVC and movable nozzle TVC were studied.
通过测量固体火箭发动机水下工作过程中的推力和侧向力,研究了扰流片和摆喷管两种推力矢量方式的水下推力矢量特性。
The solutions on how to solve these problems, including fixture design, DOE based nozzle shape optimization, hot gas speed control, etc. will be introduced in this paper.
此类问题的解决方案,例如治具设计,基于DOE实验的喷嘴形状优化,热风速度控制等也将在本文中做出介绍。
A mathematical model of automatic generation control for hydroelectric station is established, and a solution method to AGC mathematical model on multi-nozzle scoop-type turbines is proposed.
建立了水电站厂内自动发电控制的数学模型,提出一种针对多喷嘴水斗式水轮机组的自动发电控制模型求解方法。
The traditional test method of them is estimation, which is low precision and bad repetitiveness. The quality control of fuel spray nozzle is impacted seriously.
传统的燃油喷嘴质量检验方法采用目测的方法进行,精度不高,重复性差,严重地影响了产品质量。
A mathematical model of automatic generation control for hydroelectric station is established, and a solution method to AGC mathematical model on multi-nozzle scoop-type turbines is proposed.
摘要建立了水电站厂内自动发电控制的数学模型,提出一种针对多喷嘴水斗式水轮机组的自动发电控制模型求解方法。
Solid particle erosion (SPE) is very critical on the life cycle of control stage nozzle for supernormal parameters steam turbine.
固体颗粒冲蚀严重影响超常参数汽轮机调节级喷嘴寿命。
In the paper, a new method which is image processing technology is introduced to control the fuel nozzle quality.
本文介绍了一种利用图像处理技术对燃油喷嘴质量进行检测的方法。
The scheme to control launch power is introduced for changeable depth launch of missile. It is to change the aeration area at the nozzle throat of high pressure chamber in launcher.
该文针对导弹变深度发射提出通过改变发射装置高压室喷管喉部的通气面积来实现发射动力可调。
Both the simulation and experimental results indicate that the dual flapper-nozzle servo valve has good flow-current characteristics and strong ability to control small flow rate.
理论分析和实验结果表明:双喷嘴挡板电液伺服阀具有良好的流量-电流比例特性和小负载流量的控制能力。
As a simple device without moving parts, vortex tube is composed of nozzle, vortex chamber, separating plate, control valve, hot-end and cold-end.
由于冷端孔板的阻隔,外层气流便高速螺旋状向热端管运动,流动的涡流特性也同时向热端管运动而逐渐减弱。
The Michell turbine is very amenable to power control by means of narrowing the feed-nozzle width and for fine control by means of a throttle plate in the throat of the feed-nozzle.
涡轮的米歇尔是非常经得起权力控制缩小饲料喷嘴宽度和良好的控制手段通过在饲料喷嘴喉部油门板的手段。
The utility model aims to solve the problems such as poor uniformity of product, uneasy control of alloy thickness and easy blockage of nozzle during spraying process.
本实用新型的目的是解决产品的一致性较差、合金厚度不好控制及喷制过程易堵塞喷嘴等方面存在的问题。
Proceed from economy and practicability, improve designing to the control system of shower nozzle of the dyeing machine at present.
从经济性和实用性出发,对目前染色机喷头控制系统进行改进设计。
In addition to the electronic control box with the switch, the nozzle can also start down, simple and easy to operate.
除在电控箱上配有开关外,在喷头处也可实现停机开机,操作简单方便。
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