1939-04-19 — Page 10

PAGE 10-HONGKONG DAILY PRESS.

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GENERAL

STEAM BOILERS SUBJECT OF ROTARY ADDRESS Mr. George Buchanan Gives Interesting Details

THE EVOLUTION OF THE STEAM BOILER, the different kinds of bollers and their system of working, formed the subject of an instructive talk by Mr. George Buchanan to members of the Hongkong Hotary Club at the weekly luncheon held in the " Roof Garden of the Hongkong Hotel yesterday.

Major R. D. Walker. M.C.. was that reason, water tube bollers in the Chair and welcomed the were at one time called "Safety following visiting Rotarians:G. bollers”.

T. Uther (Sydney). Pani Dietz

TREATMENT OF BOILERS Paul Buergin and H. Tsal (Shang-

A steam boiler, in the care of an ha!) and Dr. Yetsung Tsur of the engineer, la much the same às an China Foundation," Kweiyang in-articulate child in the hands Guests Introduced were Messrs Hof a physician. It is kept healthy Braga, 3. H. Van der Laan, W. G. by caretul regard to its feeding R. Coates (Hongkong) and Dr and corrective methods when the Ake Holm and Bjork of Sweden, feed water Is not suitable who are on their way to Kwelyang for it. The feed water should be for International Red Cross work. periodically analysed, and, if found

THE ADDRESS

to contain injurious salts other matter the unwanted con- tents should be removed ΟΙ neutralized by chemical treatment of the water.

the

OT

The speaker said, in part: Steam is probably as old as the world, that is, the world that we have any record of. It has been

When a beer is ill-treated in generated. In the bowels of Earth, and has been escaping any way it will suffer for it in the through volcanoes and geysers or long run. If cold air is admitted back of the furnace, in hot springs, from time immemorial to the

what is known 35.. A Scotch It was not until the Introduction multitubular boller, it will pant.

of steam ballers. that steam was

and harnessed to "drive power plants. The first record we have of a steam boiler belig made to work was the Hero boiler.

artificially generated, imprisoned roar and actually dance on ita seating as I once experienced with- bollers I had taken charge of. Like everything Scotch, 11 judiciously treated and given what In the "Hero" boiler, the steam is its due, even a stimulant when was able to flow out freely to the required, it will work smoothly and atmosphere, and the boller was no well, but if l-treated or neglect- more than a toy. More than aed, then well the lid comes.off!

other words, the capable thousand years of obscurity. as engineer in charge of a plant is regards the development of steam generation, intervenes between the the who can co-relate the various invention of the gadget just component parts of the boilers described and the first recorded and auxiliaries so that, in the burning of the fuel, as many of observation of the more potent effects to be had when steam is the heat unite as possible will be imparted to the steam delivered to umprisoned, so 93 to generate

the machinery or processes in a pressure; but it is not to be

factory, "and, continuing his close doubted that, during that long control over the steam while it is era, many persons with "enquiring doing its work, extract every minds constructed steam bollers available ounce of useful energy and were killed by them,

that it contains before condensing it and returning it back to the boller for re-evaporation.

80

"QUEEN ELIZABETH" The "Queen Elizabeth", our latest Cunarder, and the last word. In conclusion. I ought to men-

mercantile for, in

marine tion that every engineer in charge practice, has Yarrow bollers of of boiler agrees with the necessity four hundred and twenty-five for an annual beller survey being pounds pressure per square inch made, in order to ascertain the abore atmospheric pressure. We independent opinion of an expert have of course, the Benson steams as to the condition of the bollers. baller with a pressure of three such a procedure ensures the thousand pounds per square inch nearest approach to safe-working above atmospheric pressure, but conditions. and is the system extreme care is required in raising adopted in most countries of the and lowering the pressure in this world as a safeguard against boller. This type of boller has yet accidents I would state that the to be proved suitable for present skill and efficiency 01 the

day practice.

surveyors 15

the attested by relatively small number of serious boiler explosions which do actually

occur. (Applause).

Recently in a South Austra- Ian plant, a boller exploded " shattering itself and throwing two adjacent boilers a con- siderable distance from their seatings, besides doing con- siderable damage to the sur- rounding Property, and many who are now present, wili remember the disaster which occurred when a boiler burst on a launch-in Hongkong-

SPEAKER THANKED Thanking the speaker. Mr. T. E. Jackson said Mr. Bachanari had endeavoured to make his address

interesting to non-technical people as he could. He had not very much to add to what Mr. Buchanan had said about ex- plosive bombs. Mr. Buchanan had them of the Dojima The danger from explosion in a reminded steam boiler, as I have already Explosion of 1937..and he was sure sald, depends upon the quantity they agreed with him that the of water in a boller rather than simile 'explosive bomb' was very the quantity of steam; and for well chosen

AIRPORT NEWS Imperial Airways.

NORTHBOUND Wednesday: Bangkok, Hongkong.

Dorado, Delia-3 and 4 p.m.

SOUTHBOUND

Friday: Hanoi, Bangkok.

Delphinus-8 ame

Air France

NORTHBOUND

REFUGEES IN THE COLONY

An increase of nearly 500 re- Hanol, fugees in the Colony is noted in the returns for the week ended April 15. The following are the figures for refugees and destitutes accommodated

Government} camps, etc., in Urban and Rural Areas:

Thursday: France, Hanoi, Hong-

kong

Service--1 p.m.

SOUTHBOUND

"Saturday; Handi, France.

Bervice 6.30 am."

Pan American Airways:

EASTBOUND Wednesday : U.S.A., Manila, Hope-

icong

Honolulu Clipper--2 p.m.

WESTBOUND Thursday: Manila, USA. Honolulu Cifper-8,30 .m

HONGKONG CHINESE MEDICAL ASSOCN,

At the annual general meeting

Urban Areas (Civilians) King's Park: 1,601 Compared with 1,571 on April 8.

Ma Tau Chung: 890 compared with 931 on April -8.

North Point: 1,675. compared with 1,667 on April 8.

Urban Areas (Boldiers) Lai Chi Kok Hospital (Upper Ward): 14 compared with 18 on Apru. 8.

Ma Tau Chung: 771 compared with same figure on April 8.

Rural Areas

Kam Tin: 4,037 compared with 3,582 on April 8. ⠀

Fanling, North: 760 compared with 747 on April 8.

Fanling, South: 209 compared with 923 on April 8.

GUTS Cutting. 678 compared. with 578 on April 8.

of the Hongkong Chinese Medical Man Kam To: 959 compared

Association, the following were with 921. on April 8.

elected office bearers for the cur

Total: 12297 compared with 11,805 on April 8,

rent year: Ng M

President Dr. Chau Wal Cheung, Ba

Vice-President, Dr. Edward W. J.

Sun: Ham Secretary-Treasurer, Dr. Wan, Dr. D. K Samy, Dr. Lee Hab T. P. Wa; Counell Members: Dr, Long, Dr. N. P. Karanila and Dr. Chat Bik Ni, Dr. Já Bhu Pul, Dr CW. Lam, Hon Legal Adviser, Tseng Fat Im, Dr. Phoon Beck Hon Mr. M. K. Lo.

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