The Institution of Certificated Mechanical and Electrical Engineers, South Africa.

WESTERN CAPE BRANCH ENGINEERING BULLETIN - 2004 EDITIONS

June 2004

1. Helicopter pilot prevents rail smash ..................

2. Boiler explosion prosecution..........

3. Exceptionally tragic gas explosion. 9 persons fatally injured in gas fired oven explosion.........

4. Birds can damage bridges

5. Experiment to prove Einstein's gravity theory.

6. 66 Kv electric shock. farm labourer ....overhead line .....irrigations pipe....amputation arm and leg .....

7. Quality of electric supply. A BTech project

8. The long story of longitude and the fame of John Harrison.

9. Examination model answer: Determine the temperature rise when hydraulic oil with a relative density of 0.87 and a specific heat capacity of 1 965 flows across a pressure drop of 10 MPa.

10. Examination model answer: Determine the critical speed of a ball mill with a diameter of 5m.

11. Examination model answer: Name and define the unit of electrical inductance.A coil carrying a current of 5A (rms) at a frequency of 50Hz is adjacent to a second coil of resistance 20 ohm and inductance 1H.

August 2004

1. History of steam driven pumps and locomotives.

2. The origin of the microwave oven.

3. The origins of space flight.

4. Portable appliances under UK electricity regulations.

November 2004

1. Electrical shock from live stay wire - near electrocution to child.

2. The origins of Television.

3. Proposed changes to the registration of IP's and CP's

4. Ammonia gas leak.