Chapter@4@Technological Development


4. 1@Present Situation of Technological Development


@ @In line with the national policy of raising technological standards, the Ministry of Transport has positively promoted or aided technological development projects through its own facilities or those of private corporations.
@ @Main research projects include the following:

‡@ Ship sector
The main projects include the development of icebreakers, atomic powered ships, energy-saving technology for vessels, and research concerning large-size, float-type maritime structures.
‡A Port and harbor sector
The main projects include the development of technology for construction of new-type structures and for hardening soft grounds.
‡B Railway sector
Since 1962, the JNR has been pursuing the development of a superconductive magnetic float car. In 1982, test runs were conducted using a U-shaped three-car train. As for the normal conductive magnetic float car, the Japan Airlines is trying to develop an HSST system as a means of highspeed transportation to and from an airport. An EML system (a low-pollution railway) has been developed by Japan Association of Rolling Stock Industries as a means of medium-speed transportation for suburban commuters (Fig. 4).
‡C Automobile sector
In addition to such conventional fuel-saving technologies as higher combustion efficiency, lighter bodies, and smaller air drag, various new technologies have been developed, including ceramic engines, turbo-chargers, and engines with variable cylinders. Efforts have also been made to develop a car featuring low pollution and higher safety.
‡D Aviation sector
Technologies concerning an aircraft collision prevention system, a microwave landing aid system, and precise visual approach slope indicator system have been developed or planned to be developed
‡E Ocean development sector A concrete study Is under way of the construction of artificial off-shore islands.


4. 2@Progress of Computerization


@ @ The use of computers m the transport industry has made rapid progress m recent years. Particularly, on-line systems have been introduced in increasing numbers to make business speedy, accurate and efficient, as well as to enhance the convenience of users (Fig 5)
@ @ The Ministry of Transport has been pursuing the development of various systems of a high public nature, including ‡@ research and development concerning the use of a port and harbor cargo information network; ‡A research concerning the development of an international air cargo transport information system; and ‡B research and studies concerning the systematization of trade-related procedures.


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