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。

This thesis researches axial-flow constant pressure turbochargers of ships ' two-stroke engines applying variable nozzle ring .

本论文对船用二冲程机轴流式定压涡轮增压器应用 变 喷嘴环做了研究。

Prediction of acceleration and stability for variable nozzle turbofan engine

可变 喷管涡扇发动机加速性和稳定性预测

Calculation for effect of variable specific heat capacity on nozzle flow field and performance

变比热容对 喷管流场和性能影响的计算

Variable Nozzle Turbocharger ( VNT ) is the chief type of VGT and it can match with the diesel engine by rotating its nozzle pivots .

可变 喷嘴涡轮增压器（VNT）作为VGT的一种主要型式是通过改变喷嘴环流通截面积的大小而实现增压器与柴油机的匹配。

A Variable Width Design of Nozzle Outlet in a Turbocharger Scroll

增压器蜗壳 喷嘴出口的 变宽度设计思想和计算

Study on Thermal Variable Amplitude Fatigue for Nozzle Weld of Block Coke Valve of Coke Tower Caused by Thrust Forces and Moments of Pipe End

管端推力（矩）引起的焦炭塔堵焦阀 接管焊缝的 变幅值热疲劳研究

This paper presents a method for thermodynamic calculation of the axial flow turbocharger turbine with variable geometry nozzle .

本文提出具有 可变几何 喷嘴的增压器轴流涡轮热力计算方法。

The calculation and experiment results show that the maximum lifting pressure performance decreases with the increase in throat diameter of channel of variable section water flux of low pressure and pressure ratio of steam nozzle and has its minimum value with water nozzle annular space .

计算及研究表明：极限升压能力随 变截面混合腔喉部直径、被升压的低压水流量和蒸汽 喷嘴压比增加而降低，随环形水喷嘴间隙的变化出现了最小值；

Changed angle and variable pitch spiral groove which is on the rocket engine nozzle outside surface is a new kind of cooling channel .

变倾角 变导程螺旋槽是航天液体火箭发动机 喷管外表面上的一种新型冷却通道，该 型 喷管主要用来调整火箭的姿态。

An analytical procedure for computing the performance of aerodynamically variable geometry exhaust nozzle is presented in this paper .

本文叙述气动调节 喷管性能计算的分析程序。

In this paper using co-axial inclined double-nozzle the effects of controlling plasma by blowing different kinds of assistant gases with variable percentage are investigated and the influences of various nozzle height and welding speed are studied .

采用同轴双层 侧吹喷嘴，研究了在不同的辅助气体种类及配比、 喷嘴高度和焊接速度的条件下对光致等离子体控制的影响。

Design of the Electronic Control System of Variable Nozzle Turbocharger

可变 喷嘴涡轮增压器电控系统开发

Development of New Variable Nozzle Turbocharger Electronic Control System Based on PIC Microprocessor

基于PIC单片机的 变 喷嘴涡轮增压器电控系统设计

A Research on Variable Nozzle Area Turbocharger Control System

可变截面 涡轮增压器控制系统的研究

Simulation and experiment results show that the pneumatic actuator has advantages of low consumption of air and high reliability can satisfy the demand for variable nozzle actuating mechanism of variable geometry turbocharger used in automobiles .

仿真和台架测试结果表明，该气动执行机构具有耗气量小、可靠性高的优点，能够满足车用发动机对变几何涡轮增压器可 调 喷嘴执行机构的要求。

The experiment on the matching between a variable nozzle turbocharger ( VNT ) and CA498Z diesel engine is performed .

在CA498Z柴油机上进行了 可变 喷嘴增压器（VNT）的匹配试验研究。

The variable nozzle turbocharger is a kind of variable geometry turbocharger .

可变 喷嘴环截面涡轮增压器是可变截面涡轮增压的一种。

The variable nozzle turbocharger ( VNT ) electronic control system is developed to research it 's effects on the automotive engine .

为研究可变喷嘴涡轮增压对车用发动机性能的影响，针对国内研发的车用 可变 喷嘴涡轮增压器开发了电控系统。

Analysis of the performance of aerodynamically variable nozzle

气动 调节 喷管的性能分析

An Experimental Study on the Matching of Variable Nozzle Turbocharger with Turbocharged Diesel Engine

可变 喷嘴增压器与增压柴油机的匹配试验研究

Firstly this thesis introduces the performance and transient characteristic of supercharged diesel engine on low working condition and expatiates the significance of applying variable nozzle rings on constant pressure turbochargers .

首先，本文介绍了增压柴油机低工况的性能和瞬态特性，并阐述定压增压器采用 可变 喷嘴环的意义。

The vehicle variable geometry turbocharger ( VGT ) with pneumatic and symmetric nozzle ring vane was researched .

对应用气动型与对称 型 喷嘴环叶片的车用 可变几何涡轮增压器进行了研究。

In addition the development of the diesel engine electronic control technology in the exhaust turbocharger with variable nozzle ring variable intake swirl variable intake and exhaust doors and exhaust recycling fields were discussed in detail .

本文还介绍了柴油机电子控制技术在废气涡轮增压器 可变 喷嘴环、可变进气涡流、可变进排气门及废气再循环等领域里的发展。

Experimental study on variable nozzle turbocharger

可变 喷嘴涡轮增压器试验研究

As the measure of improving the performance of diesel on low working condition variable nozzle rings have been applied more and more widely .

变 喷嘴环作为改善柴油机在低工况下的性能的一种措施，正得到了越来越广泛的应用。

Improving acceleration dynamic performance of a two-spool turbojet using variable nozzle area controls

改善双轴发动机加速性的 变 喷管调节分析

The results show that to design a Supersonic / Hypersonic nozzle of wind tunnel must consider the effect of variable specific heat which gives reference to nozzle and wind tunnel design .

本方法可为超音速／高超声速 喷管设计和反设计提供参考。

Pneumatic Actuating Mechanism for Variable Nozzle of VGT Based on PWM

基于PWM方式的变几何涡轮增压器可 调 喷嘴气动执行机构