No.

Name of Goods or Related Service

Technical Description

Qty.

1

Gas Turbine Jet Engine

燃氣輪機噴氣發動機

Brief Description  簡介

A gas-turbine consisting of all the inherent components such as compressor, combustion chamber, turbine section and exhaust for training purposes, at a University.

燃氣輪機由所有固有部件組成，例如壓縮機，燃燒室，渦輪部分和排氣用于培訓目的。

1

Purpose  目的

The University intends to utilise the Engine to train students on the behaviour of a jet engine during operations such as start-up procedures; determination of the specific thrust; determination of the specific fuel consumption; and determination of lambda or fuel-air ratio.

大學擬利用該引擎，訓練學生了解噴氣引擎在運作(例如啟動程序)時的表現;確定比推力;確定比油耗;測定lambda或燃料-空氣比。

Main Specifications  主要技術參數

The University wants a single-shaft gas-turbine jet engine with radial compressor and axial turbine, or equivalent. The turbine should be mounted on moving base with force sensor for thrust measurement, whose maximum thrust should be 82N at 117000 rpm. It should also have electric starter for full automatic start-up. In addition, the engine should be supplied with additional remote control for display and control of the jet engine, besides software for data acquisition via USB in Windows 7 – 10.

該大學想要一種帶有徑向壓縮機和軸流式渦輪機或同等產品的單軸燃氣渦輪噴氣發動機。 渦輪機應安裝在帶有力傳感器的移動底座上進行推力測量，其大推力應為82N，轉速為117000 rpm。 它還應具有用于全自動啟動的電啟動器。 此外，除了用于在Windows 7-10中通過USB獲取數據的軟件之外，還應為發動機提供額外的遙控器以顯示和控制噴氣發動機。

Technical Information  技術信息

Measuring Ranges  量程

Other desired outputs include the following examples of measuring ranges, including power supply requirement of 230V, 50Hz, 1 phase.

其他所需的輸出包括以下測量范圍的例子，包括230V，50Hz，1相的電源要求。

• Differential pressure, in the range of about 0 - 150mbar
• 壓差，范圍約為0-150mbar
• Pressure, in the range of about 0 - 2,5bar (combustion chamber)
• 壓力，在約0  -  2,5bar范圍內（燃燒室）
• Temperature, in the range of about 2x 0 - 1200°C / 1x 0 - 400°C
• 溫度，范圍為約2x 0  -  1200°C / 1x 0  -  400°C
• Speed, in the range of about 0 - 120000rpm
• 速度，范圍約為0-120000rpm
• Consumption, in the range of about 0 – 25L/h (fuel)
• 消耗量，約為0-25L / h（燃料）
• Force, in the range of about 0 - 200N.
• 力，范圍約為0 - 200N。

2

Subsonic Wind Tunnel

亞音速風洞

Brief Description簡介

A practical open-circuit suction wind tunnel for experiments in aerodynamics with a separate control and instrumentation unit controls the speed of the air velocity in the working section and supplies electrical power to other instruments.

一種實用的空氣動力學實驗用開路吸風風洞，由獨立的控制和儀表單元控制工作段的風速，并為其他儀器提供電力。

1

Purpose 目的

The Subsonic Wind Tunnel shall be used to train students in the determination of drag and lift coefficients for different models; the understanding of pressure distribution on drag bodies immersed in a flow; appreciation of boundary layer analysis; the investigation of flutter; understanding wake measurement in conjunction with the fog generator and the visualisation of streamlines.

亞音速風洞應用于培訓學生確定不同模型的阻力和升力系數; 了解浸入流體中的拖曳體上的壓力分布; 邊界層分析的欣賞; 撲動的調查; 了解與霧發生器結合的尾流測量和流線的可視化。

Main Specifications主要技術參數

The Tunnel should enable students conduct experiments from the field of aerodynamics and fluid mechanics and should have wide range of accessories. The Tunnel should have the following attributes:

隧道應該使學生能夠從空氣動力學和流體力學領域進行實驗，并且應該有各種各樣的附件。 隧道應具有以下屬性：

1. It should have transparent, closed measuring section;
2. It should have inlet contour, nozzle and diffuser made of GRP;
3. It should have a variable-speed fan motor for energy-efficient operation;
4. It should have flow straightener to reduce turbulence;
5. It should be able to measure flow forces;
6. It should be able to display air velocity; and
7. It must have digital display of drag and lift.

1. 它應具有透明，封閉的測量部分;
2. 應有GRP制成的入口輪廓，噴嘴和擴散器;
3. 應配備變速風扇電機，以實現節能運行;
4. 它應該有流動矯直器以減少湍流;
5. 它應該能夠測量流動力;
6. 它應該能夠顯示空氣流速; 和
7. 它必須具有拖曳和提升的數字顯示。

The Tunnel should further have measuring section for wind velocity, axial fan, appropriate measuring ranges, and compatible accessories such as complete drag body, pressure distribution, and relevant measuring instruments. Equivalent Tunnel could be supplied as long as it meets the particular purpose for which the University is buying the equipment for.

隧道還應具有風速測量部分，軸流風扇，適當的測量范圍，以及兼容的附件，如完整的阻力體，壓力分布和相關的測量儀器。 只要滿足大學購買設備的特定目的，就可以提供等效隧道。

3

Supersonic Wind Tunnel

超音速風洞

Brief Description簡介

A suction-type continuous-operation supersonic wind tunnel for investigations into two-dimensional air flow around models for airspeeds up to Mach 1.8

一種吸入式連續操作超音速風洞，用于研究高達1.8馬赫的空速模型周圍的二維氣流

1

Purpose目的

The Tunnel will be used by the Copperbelt University for investigating the following characteristics:

隧道將由Copperbelt大學用于調查以下特征：

• Pressure curves in supersonic nozzles;
• 超音速噴嘴的壓力曲線;
• Pressure curves and losses in tunnel flows with Mach > 1;
• 馬赫數> 1的隧道內壓力曲線和損失;
• Observe shock waves in drag bodies using Schlieren optics;
• 使用Schlieren光學器件觀察阻力體中的沖擊波;
• Determining the Mach number from the angle of the shock waves; and
• 從沖擊波的角度確定馬赫數; 和
• Comparison of theory and experiment.
• 理論與實驗的比較

Main Specifications主要技術參數

The Tunnel should be supplied as equipment with provision for visualisation of Mach lines and shock waves using Schlieren optics; continuously operating, open supersonic wind tunnel, low pressure principle; positive displacement fan with variable speed; interchangeable walls in the measuring section to produce velocities up to Mach1.8; and it should have drag bodies including but not limited to rocket, projectile, double wedge and wedge. It should also have manometer for displaying the pressure in the measurement point, together with associated software for data acquisition.

隧道應作為設備提供，使用Schlieren光學器件可視化馬赫線和沖擊波; 連續運行，開放超音速風洞，低壓原理; 變速正排量風機; 測量部分可互換的墻壁產生高達1.8馬赫的速度; 它應該有拖曳體，包括但不限于火箭，拋射物，雙楔和楔形物。 它還應具有用于顯示測量點壓力的壓力計，以及用于數據采集的相關軟件。