风罩

改善风罩的导风结构，提高电机风冷效率

Improvement on Air Cooling Efficiency of the Motor Through Changing the Air Conduction Construction of the Fan Cowl

二次风罩降低燃具NOX的研究

Study of the secondary air shad for reducing no_x of cookers

采用CFD技术分析了等温情况下环形风口排风罩和传统伞形排风罩排气气流特性。

With the CFD technology , the airflow characteristic on loop outlet exhaust hood and the traditional canopy exhaust hood was analyzed under the isothermal condition .

本文针对某实际工程，通过理论分析、实验与CFD模拟仿真，寻找控制酸雾污染的最佳技术，经过研究分析可知吹吸排风罩是很合适的。

Based on practical engineering , we can seek for the best technology to control acid mist pollution , through theoretical analysis , experimental and CFD simulation .

运用GAMBIT建立侧吸式及射流作用排风罩的数学模型，并应用FLUENT软件对排风罩的速度分布进行数值模拟。

Using GAMBIT to establish the role of lateral suction and jet exhaust hood of the mathematical model and FLUENT software to simulate the velocity distribution of the application of the exhaust hood .

利用Fluent软件对气幕旋风排风罩流场进行了模拟，采用标准k-ε紊流模型，以同一速度不同角度进行送风，得到各自流场的速度矢量和压力值。

This paper stimulates the air-curtain exhaust hood of cyclone by using Fluent , and obtains the speed vector and pressure value of each flow field by adopting the standard k - ε turbulence model and supplying air from the different angles at the same speed .

飞机进气风罩的整体制造新工艺

New Integral Production Technology for the Inlet Wind Cover of Aircraft

气幕旋风排风罩流场的数值模拟

The Numerical Simulation of Flow Field of Air-curtain Exhaust Hood of Cyclone

旋转气幕式排风罩数值模拟及实验研究

Numerical Simulation and Experimental Research of the Rotary Air Curtain Exhaust Hood

考虑法兰影响的排风罩理论计算方法

Theoretical calculation formula for the exhaust hood with flanges

环形风口排风罩气流特性的数值模拟

Numerical Simulation on Airflow Characteristic of Loop Outlet Exhaust Hood Ring Shaped Oscillator

一种吹吸式排风罩流场的数值计算

Numerical value calculating on flow space of a blowing and drawing exhaust cover

新型吸风罩在生产线上得到成功的应用。

The new type of suction guard has been applied in production line successfully .

回归分析得出了该气幕式排风罩有效控制距离的计算式。

Obtains a regression formula for predicting the effective control distance of the hood .

风罩回转式空气预热器的改造

Modification of Air Hood Rotating Type Air Preheater

一种新型旋风气幕式排风罩数值模拟研究

Study on Numerical Simulation of a new type of rotary air curtain exhaust hood

局部排风罩的优化设计方法

Design optimization of local air-exhaust hoods

半面罩式呼吸防护器风罩再生式空气预热器

Half-mask respirator Rothemuhle regenerative air preheater

炉盖排风罩在精炼炉除尘系统中的应用

The application of furnace cover with exhaust hood in the dust collection system of the refining furnace

汽车护风罩的冲压工艺

Stamping process of truck wind-shielding

风罩再生式空气预热器

Rothemuhle regenerative air preheater

在车体封闭摩托车风罩上开风口、涵道增强冷却效果；

The vent and culvert on the wind shield of closeded body motorcycle can better the cooling effect ;

在速度为10m/s以下的气流中测量噪声，通常用泡沫球形风罩可有效降低气流流过传声器时产生的噪声（称为传感器自噪声）。

A spherical plastic foam cover was usually used to reduce sensor self-noise lever when flow speed is under 10m / s.

本文对铬雾回收装置中的吸风罩、风道、净化装置等进行了研究，并且提出了①回收器后的风速应控制在10m/s以下；②管道材料应采用塑料管；

The gas suction hood , ventilation duct and scrubbing system in the equipment for recovering chrome mist have been studied .

包括粉尘采用吸风罩和脉冲式袋式除尘器除尘；

That is : use suction cover and pulse cleaner of sack type to remove powder and dust in making BA , rubber aprons ;

新方案中的吹吸排风罩系统都采用均匀送吸风，以期达到好的控制效果。

To achieve a good control effect , in the new plan blows attracts the row of wind sail system all use delivers the inflow evenly .

对电站厂房的机组振源进行分析，并对厂房坝段整体结构以及楼板与风罩组合结构进行了共振校核，给出了相应的防振措施。

Study the vibration source in hydropower plant , and resonance checking is given to the plant monolith and the composite structure of floor and wind tunnel , then give the corresponding anti-vibration measures .

对复合式和普通式排风罩，在不同罩口高度和风机转速条件下，分别测定了液面控制速度、罩口吸气速度和排雾效率。

The control velocity over liquid level , face velocity and vapour extraction efficiency have been measured respectively in condition of different hood heights and fan speeds for both the complex and ordinary vapour hoods .

含导风罩的部分管道式轴流风扇系统，在叶轮前缘由于吸力面和压力面压差产生叶尖涡，随叶轮旋转往下游和流道内部发展。

In partly-ducted axial flow fan system with bellmouth , blade tip vortex formed at blade leading edge is generated by pressure gradient between suction side and pressure side , it develops downstream and into flow passages as blades rotate .

建立了复杂厂房整体结构的三维真实数值模型：模拟对象包括网架结构、上下游墙、楼板、风罩、整个流道、尾水管以及主要孔洞等。

Its primary context involves the following aspects : 1 . A more realistic three-dimension model of the complex powerhouse structure is made , which includes its integral flow passage , grid structure , key holes , all galleries , etc.