Mar4os4 the safe operation of marineoffshore high voltage power systems full high voltage authorisation this course provides an understanding of marineoffshore high and low voltage power systems including statutory regulations, safe operation, protection and fault diagnosis on a wide range of power equipment. High voltage is used in electrical power distribution, in cathode ray tubes, to. Methodological approach is interactive, with group works and case examples present throughout the course. Used to raise or lower single and three phase line voltages by 10 20%. Pcm marine diagnostic trouble code dtc suspect parameter number spn failure mode identifier fmi. Unitest marine simulators as a world leader in creation of maritime training software and engine room simulators made a step forward to meet the new training requirements as set out in stcw 2010 table aiii2 for electrical, electronic and control engineering at the management level in high voltage hv power systems training and education. Shipboard high voltage application and safeties hanif. A ship cannot run on the traditional electrical systems with less voltage.
Insulation resistance tests of high voltage equipment. High voltage safety calhoon meba engineering school. Some of the electric motors that drive things in gun fire control systems on ships arent much bigger than the starter in your car and these things move gun mounts that weigh many tons. The course covers the knowledge and skills needed to safely work with energized highvoltage highenergy electric power systems. What are the disadvantages of high voltage system on ships. Why high voltage system used on ships in ships, voltages upto and equal to volts is called as low voltage system and voltages above volts is called high voltage system. Testing of transformers, surge diverter radio interference measurements.
The big advantage to high voltage ac is you can make everything smaller and lighter. High voltage system on ships marine engineering study. Due to an increase in the number\nof high voltage ships, the training programme for marine electrical engineers has\nmade high vo\ ltage training mandatory. Handling high voltage means high class insulation to be used on conductors. Dtc 1412 442 3 emwt2 voltage high dtc 14 441 4 emwt1 voltage low dtc 1414 442 4 emwt2 voltage low. Cast coil transformer transformer with coils solidly cast in epoxy resin under. By using these high voltages we can reduce the size of cables and equipment. The breaker is interfaced to our other simulators navigational, engine control room so that the high voltage training can be conducted in realistic environment. This power system falls in the category of low voltage and meets the. Article pdf available in ieee electrical insulation magazine 161. Find out the reasons for using high voltage systems on board ships. The high voltage system consist of generators, cables for power distribution, transformers, switch gear, and consumers.
Fault finding manual for self excited and separately. Buck boost transformer twowinding, single phase transformer with low voltage secondary windings which can be connected as an autotransformer. High voltage systems and their development in marine field by janaka director engineering, hindustan institute of maritime training, chennai. Point eight power offers a wide array of equipment for mediumvoltage marine applications including metalclad generator control and distribution switchgear, enginegenerator control panels and substations. The course content is in accordance to actual standards, rules and regulations. In marine practice, voltages below 1,000vac 1kv are considered low voltage, and high voltage is any voltage above 1kv. Equipment and conductors that carry high voltage warrant particular safety requirements and procedures. In certain industries, high voltage means voltage above a particular threshold see below. High voltage systems and their development in marine field. High voltage systems are becoming more common as ship size and complexity increase. In marine practice majority of merchant ships have a 3phase 3 wire, 440 v insulated neutral earth power systems. The high voltage distribution systems are now commonly used in several ship types. Our marine equipment can be manufactured to meet abs, u. The material properties have been formulated to be thermally stable and highly.
November 5, 2015 meo orals on marine electro technology function 5 part 4. To meet the new training requirements, transas, in cooperation with abb, has developed a real hardware high voltage generator breaker cabinet. Marine offshore high voltage courses archives faraday. The term high voltage usually means electrical energy at voltages high enough to inflict harm on living organisms. Here, consumers are large electric motors for propulsion, air conditioning compressors, bow thrusters, etc. High voltage course for marine engineers, offshore. November 7, 2015 meo orals on marine electro technology function 5 part 6. Since 1968, west marine has grown to over 250 local stores, with knowledgeable associates happy to assist. The high capacity marine diesel engines and other machinery on ships require higher voltage systems to produce more electrical power. But rising demand for power due to heavy consumers on new ships require an efficient and surplus power supply. In addition, if the application requires, these products can be.
June 19, 2017 insulation resistance tests of high voltage equipment. In marine practice, voltages below vac 1kv are considered low voltage, and high voltage is any voltage above 1 kv. Overall estimated rd reduction in cost compared to low voltage system. May 24, 2014 construction of a main switch board msb used in ships. Any voltage used on ship, if less than 1kv v is called as lv low voltage system and any voltage above 1kv is termed as high voltage system. Marine high voltage safety course hv10 description hv10 course is the first step in working with on board high voltage system.
Coast guard, lloyds of london, dnv, solas or imo standards. We are pleased to offer several electrical training courses. Kamaraju, high voltage engineering, tata mcgrawhill, 4th edition, 2009. Reasons for using high voltage systems on board ships. Insulation resistance is the key parameter which gives the general condition of an electrical equipment.
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