Sentence examples for fixed blocks from inspiring English sources
There was a time, some years ago, when it was said that the world was moving into a series of fixed blocks.
Like the DNS system that directs Internet traffic to the correct destinations, such a service could direct requests for wireless access to vacant pieces of spectrum, he says, a method that could use available bands more efficiently than the current system that allocates fixed blocks to certain companies and uses.
In an underpowered cabinet, he stands out for command of his brief, for staying calm in a crisis, and for having a clear idea of what he wants to do in government.Some years ago, Mr Hague says, it was predicted that the world would evolve into a series of fixed blocks.
This will optimize traffic because intervals between trains will be dynamically determined using moving block principle instead of fixed blocks.
In addition, constraint (15) ensures that for all fixed blocks the assigned demand elements ( d_{k} ) from equation (12) must be satisfied.
Given the sequence of the fixed blocks and the product families included therein, initial demand elements ( d_{k} ) for all products k = 1,2,…,P can be obtained as total net-demand over the time span from the beginning of the planning period until the run-out-time ( ROT_{{I^{prime } }} ) of the last of the fixed blocks.
Other results of the project include the development of new optimization models and algorithms for traffic management, and a general architecture for train traffic control, capable of managing both fixed block and moving block signalling safety concepts.
The new moving block signalling system CBTC (Communication Based Train Control) is being installed in order to increase the transport capacity of new metro lines, and to upgrade lines equipped with the former fixed block signalling systems.
Open image in new window Fig. 1 Train-tracking diagram of fixed block system.
For each of the product families, one fixed block is assumed.
(a) For each of the product families, one fixed block is assumed.
