British Rail Class 58 Diesel Electric Locomotive

Author(s):  
M W J Etwell

This paper outlines the basic development background of the Class 58 locomotive and main design features, with areas of design development resulting from the introduction into service in 1983–85 of the first build of thirty-five locomotives and detail changes in design being applied to the second batch of fifteen locomotives authorized in 1984. This locomotive design developed from a joint exercise between British Rail Engineering Limited (BREL) and the then Chief Mechanical and Electrical Engineer (CM and EE), British Railways Board (BRB) in 1977 which resulted in BREL fully participating in the design development to utilize modern manufacturing methods. The Class 58 was designed by BR specifically for freight duties and is based on a strength underframe with bonnet-type structure and equipment in modular assemblies.

2018 ◽  
Vol 7 (2.15) ◽  
pp. 27 ◽  
Author(s):  
T M.S. Tg Sulaiman ◽  
S B. Mohamed ◽  
M Minhat ◽  
A S. Mohamed ◽  
A R. Mohamed

Nowadays modern manufacturing demands advanced computer controller, having higher input language and less proprietary vendor dependencies. STEP stands for Standard for the Exchange of Product model data is the next generation of data model between CAD/CAM and CNC system. STEP is still under research and development all around the world. This paper describes the design, development and testing of an integrated Interface development environment for STEP file using Universal Data Structure, which aims to provide support for machining operation.  The system also aims to provide function of reading and extracting the relevant information associated with the machining data and to write the G-Code file. The sample of machined block is designed from 3D CAD modeler which consisted of features need to be machined from a blank workpiece and saved in the STEP file format. The validation process will be done using the simulation in the Mach3 software.  


Author(s):  
P. S. Neporozhnii ◽  
A. K. Kirsh

This paper describes the operating conditions which form the basis for determining the various types of feed pump units needed to equip the main power plant equipment in the U.S.S.R. The principles upon which the feed pump groups are selected, according to the type of equipment installed in different power plants, are considered. The system diagrams and design features of the feed pumps are presented, together with descriptions of how they are driven.


1993 ◽  
Author(s):  
Xueyou Wen ◽  
Jierong Jin ◽  
Zheng Fu ◽  
Jiguo Zou

This paper presents a brief account of the first Chinese experimental plant of a steam-injected gas turbine and its various systems. Also given in the paper are its main design features and test results.


2017 ◽  
Vol 170 (3) ◽  
pp. 96-99
Author(s):  
Magdalena KOZIOL-JAROSZ ◽  
Marek BRZEŻAŃSKI

The purpose of support mats used in catalytic converters as connecting element between the ceramic core and the metallic converter housing has been presented in article. The functional requirements and operating conditions have been discussed as well as support mat types and manufacturing methods. The support mat choice and basic design features have been also presented.


Author(s):  
P. P. Fastykovsky ◽  
Ya. I. Lepikh

The review presents a survey of the current state of development of portable (transportable) guard and reconnaissance-signaling seismic systems. The features of application and advantages of such systems over stationary are shown, the general trends in the design of the portable guard and reconnaissance-signaling systems are to described. Their main design features and characteristics serially produced for civilian and military use are given.


2020 ◽  
Vol 3 (3) ◽  
pp. 164-190
Author(s):  
Vadim Nikonov ◽  
Valerii Posmetev

The article discusses the features of the transportation of timber by various types of transport currently used in the Russian Federation. The conditions for their application are given, taking into account the availability of the used transport routes, as well as the capabilities of the region. The main design features of these types of transport are described. The most important advantages of using road transport for hauling timber in comparison with land, water, pipeline and air transport are presented.


Author(s):  
Yuichi Kozuma ◽  
Katsuya Yamamoto ◽  
Naoto Tagawa ◽  
Shiro Hosaka ◽  
Hiroki Tsunoda

2021 ◽  
pp. 2150060
Author(s):  
KADIR GOK

Today, manufacturing methods are classified into two groups as conventional and non- conventional manufacturing methods. While turning, milling, and drilling are among the conventional manufacturing methods, processes such as laser, plasma, electro erosion, ultrasonic machining and water jet machining are among non-conventional, namely modern manufacturing methods. The cutting tool does not used in modern manufacturing methods. This situation is an advantage. There are some uncertainties on the machining performance of abrasive types, apart from the superior properties of the method. In this study, the effect of different abrasive types on machining performance in abrasive water jet machining (AWJM) was investigated by using computer aided finite element analysis.


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