提出了一种计算涡轮增压柴油机高原性能的方法。
A method is developed for calculating turbocharged diesel engine performance at altitude.
讨论了改善涡轮增压柴油机低速扭矩特性所采取的各种解决方案。
This article discusses various resolutions towards low torque feature improvement of turbo-charged diesel engine.
研究了改善涡轮增压柴油机匹配性能的两种方法,即废气放气阀方案和可变几何涡轮增压器方案。
The two development ways of turbocharger technology to solve the problem of matching performance with diesel were presented.
本文对于柴油机高原效率进行了详细的分析,并推导了关于涡轮增压柴油机高原性能预测的计算公式。
This paper analysed the turbocharged high speed diesel engine perhrmance athighland, reported the calculation of prediction of turbocharged high speed diesel engineperformance at highland.
在内燃机高海拔(低气压)模拟试验台上,对不同模拟海拔高度下的涡轮增压柴油机性能进行了试验研究。
The performance of turbocharged diesel engines at different high altitudes was studied on the engine test bed for simulating high altitude (low air pressure).
仿真的结果表明,这个模型较好地反映了涡轮增压柴油机动态特性,可以将此模型应用于整车的动态仿真中。
The simulation results show that this model reflect the turbocharged diesel engine dynamic characteristics well and can be used in the dynamic simulation of total vehicle system.
通过分析涡轮增压柴油机瞬态响应的各种影响因素,建立了一个基于平均参数的涡轮增压柴油机的动态仿真模型。
By analyzing all the kinds of turbocharged diesel engine dynamic response factor, a simplified dynamic simulation model based on mean parameters is constructed in this paper.
针对涡轮增压柴油机循环模拟技术存在的突出问题,从通用性和实用化的角度出发,开发了一套通用性很强的涡轮增压柴油机循环模拟程序。
The modular structure design and realization for turbocharged diesel engine cycle simulation program have been studied and stated in detail in this paper.
针对涡轮增压柴油机循环模拟技术存在的突出问题,从通用性和实用化的角度出发,开发了一套通用性很强的涡轮增压柴油机循环模拟程序。
According to the obvious problem of the turbocharged diesel engine cycle simulation, a commonused and useful simulation program for turbocharged diesel engines has been developed.
我们的7大主要应用领域包括:航空,铁路,液压,涡轮机,涡轮增压器,风力涡轮机,柴油机和汽油机。
Our 7 main fields of applications are: aero space, railway, hydraulics, turbines, turbocharger, wind turbine, diesel and gas engines.
并完成了柴油机两级涡轮增压不稳定流动过程模拟计算程序的编制,实现了对过程的模拟计算。
The compiling of simulation calculation program for unsteady flow process of two-class turbocharged systems in diesel engines is completed in this paper.
为了优化性能,在大功率机车柴油机上应用MIXPC涡轮增压系统。
The application of MIXPC turbocharger system to high power diesel engine can optimize its performances.
进行了可变喷嘴涡轮增压器与WD615柴油机的匹配试验,并将匹配结果与原机进行了试验比较;
The matching experiment for WD615 diesel engine with VNT was also carried out, and the results were compared with those with constant geometry turbocharger.
目前,某些车用柴油机采用可变截面涡轮增压器,改善了车用发动机的动态性能,降低了油耗率。
At present, some diesels for cars use variable geometry turbocharger to improve the dynamic speciality of vehicular engine and reduce oil-use rate.
介绍了双舌形挡板变截面涡轮的工作原理和这种变截面涡轮增压器在柴油机上的实用情况。
The principle of the double board VGT and the application on a diesel engine of this kind of turbocharger are introduced in this paper.
通过对涡轮增压器与D6114柴油机的一系列匹配试验与分析,说明环境温度、涡轮增压器压气机性能对发动机整机性能的影响。
Influence is described on engine performance of atmosphere temperature and air compressor characteristic by a serious of matching test between turbocharger and D6114 diesel engine.
对四冲程柴油机增压系统的空气流量,排气温度、压气机出口压力和涡轮进口压力的若干种计算方法进行了分析。
Several calculating methods for determining the air-flow rate, the exhaust temperature, the compressor outlet pressure and the turbine inlet pressure are compared.
混流技术能有效提高涡轮增压器的效率,本文介绍了HP55增压器混流涡轮的叶片成形和设计,以及该增压器在CYQD32系列柴油机上的应用。
The technology of mixflow can improve the efficiency of turbochargers. The design of HP55 mixflow turbine was introduced, and was applied to CYQD32 series diesel engine.
我们生产和供应柴油机配件,油嘴,柱塞,出油阀,涡轮增压器。
We supply the diesel part such as nozzle, plunger, D/valve, turbo charger.
采用废气涡轮增压和内冷直喷柴油机作为综合动力传动系中的原动机的结构已经实现。
The structure has been implemented for a turbocharged and intercooled direct injection diesel engine used as the prime mover in an integrated powertrain.
为了提高车用增压器涡轮的性能,针对某柴油机匹配的JP78 B增压器进行了混流涡轮设计和试验研究。
In order to improve turbocharger turbine performance, the design and experimental research on mixed-flow turbine for the JP78B turbocharger that matched a certain diesel engine were carried out.
采用可变几何涡轮增压器(VGT)是改善增压柴油机低工况的有效方法。
The variable geometry turbocharger(VGT) is used to improve the performance of high pressure-ratio diesel engine, particularly at low load.
分析了涡轮增压系统的工作原理、增压器结构及工作原理、涡轮增压系统的主要性能指标,以及涡轮增压器与柴油机匹配特性的技术要求。
This paper analyzes the structure, main performance figure operating principle of exhaust gas turbocharger system, and studying of matching characteristic of turbocharger and diesel engine.
在柴油机方案设计时,对涡轮增压系统进行了一维流动计算,优化了气门正时,并预选了增压器方案。采用已知的同类机型的放热率进行了缸内过程的计算。
During design of the layout on diesel engine, we performed one-dimensional flow calculation for turbocharger systems, optimized the valve timing and pre-selected the turbocharger.
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。
Variable nozzle Turbocharger (VNT) is the chief type of VGT and it can match with the diesel engine by rotating its nozzle pivots.
可变喷嘴涡轮调节技术是改善增压柴油机低速性能、降低柴油机排放的有效措施。
Variable geometry turbine (VNT) can improve the low-speed performance and emission of turbocharged diesel engine.
传统废气涡轮增压器很难同时兼顾高速、低速柴油机工况,同时存在着部分负荷经济性和加速性能差等问题。
The traditional turbocharger cannot match well with engine at all low speed and high speed conditions. At the same time the economic performance at sub load and acceleration characteristic is poor.
柴油直喷4冲程6缸柴油机用水冷却、涡轮增压和下。
Diesel 4-stroke direct injection diesel engine 6-cylinder with water cooling, turbo-charging and...
随海拔的增高,涡轮增压器与柴油机的联合运行线逐步逼近喘振边界线,压气机效率下降;
With the heightening of the altitude, the turbo supercharger and the diesel associated running curves approach blow vibration borderline, and air compressor's efficiency comes down;
随海拔的增高,涡轮增压器与柴油机的联合运行线逐步逼近喘振边界线,压气机效率下降;
With the heightening of the altitude, the turbo supercharger and the diesel associated running curves approach blow vibration borderline, and air compressor's efficiency comes down;
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