Operation and maintenance of substation electrical substation. Cell voltage 12v dc calculation, ah10x3 capacity 30 0. The input for a distribution substation is typically at least two transmission or subtransmission lines. A survey on the substation maintenance practices in a saudi electric utility was carried out. Hence the present trend is to use maintenance free vacuum and sf 6 circuitbreakers. It begins with an introduction to power distribution schemes and explains the purpose of substations in these schemes. Operation and maintenance of protective relays and associated. Aluminim has the advantage of one third the weight of the copper and also aluminum requires less maintenance and proper use of alloys provide necessary rigidity required for bus material. This paper will present an overview in determining substation reliability indices and then through the use of an example show how various configurations can be compared. Maintenance and operation of an electrical substation of 220233 kv.
It has been well documented that failures in key procedures such as racking mechanisms, meters, relays and busses are among the most common source of unplanned outages. Operation and maintenance of substation substation. Heres a comprehensive reference on how to operate and maintain all the essential components of substations. You need to delegate duties to your junior if you are the one who is in charge of the station. Maintenance and operation of an electrical substation of.
The results of the survey revealed that the utility follows a timebased ma intenance concept. Power grid company ltd is the bpdb bangladesh power development board wound company which is the only authorized company for the electric power transmission. A mini project report on operation and maintenance of 2202kv power substation on photo. Substation design guide a pdh online course for engineers. Pdf analysis on safety measures of substation maintenance. Apply to maintenance engineer, senior maintenance engineer, project engineer and more.
Operation and commissioning of 3311 kv power substation eep. The operation of this relay is based on current magnitude and it is without any time delay. A mini project report on operation and maintenance of 2202kv power substation on. Managing risk in design, installation and operation. Substation maintenance is a process of periodic, planned inspection of and, if necessary, repair, and replacement of all switchgear, buildings, and ancillary equipment in substation installations.
Apply to helper, designer, senior electrician and more. Pdf the continuity of electric supply is an important requirement in modern societies. Intended audience the course is intended for engineers, project engineers, technicians, and designers with an electrical discipline focus involved in the engineering, design, construction, operation and maintenance of electric substations. Manual for transmission lines and substation construction and maintenance activities volume i best management practices volume ii permits prepared for prepared by hdr engineering, inc 701 xenia avenue south, suite 600 minneapolis, minnesota 55416 february 2007. During mid 1995 there was some thoughts that we were performing more maintenance than necessary on our transmission and substation equipment. Thermography in electrical inspection is a noncontacting operation. In case where all transmission lines have the same voltage. Distribution substations michigan technological university. A transmission substation connects two or more transmission lines.
Pdf maintenance and operation of an electrical substation. Substation maintenance is a key part of any plants maintenance program. Failures in key components such as racking mechanisms, meters, relays and busses are the most common cause of unplanned outages. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Department of energys federal energy management program femp. Reliability of substation configurations daniel nack, iowa state university, 2005. It has been well documented that failures in key procedures such as racking mechanisms, meters, relays and busses are among. Operation and maintenance of substation free download as word doc. Manual for transmission lines and substation construction and maintenance activities volume i best management practices volume ii permits prepared for. From the basics of testing batteries to switchgear and circuit breakers, this quiz will test your knowledge of. A mini project report on operation and maintenance of. Substation operation and maintentance heres a comprehensive reference on how to operate and maintain all the essential components of substations.
Substation operation and maintenance alexander publications. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Pdf maintenance and operation of an electrical substation of 220. All rus borrowers rus electric staff effective date.
Substation maintenance best practices electricity today. Manual for transmission lines and substation construction. Apr 28, 20 operation and maintenance of substation posted on april 28, 20 leave a comment for you to achieve the best in carrying out operation and maintenance of substation you need to be tactful. Improving substation maintenance best practices for greater success. Fully insulated and sealed gas insulated switchgear eliminates maintenance and ensures safe and reliable operation. Operation and maintenance of 3311 kv substation eep. Substation operation and maintenance policy and procedures som substation maintenance manual c. Maintenance basis utilizing the epri tier classification for the substation. Substation operation and maintentance alexander publications. Brief description of substation maintenance status and development trend. Substation operation maintenance and maintenance technology j. Operation and maintenance of 3311 kv substation this three are equally important for proper electrification, without any one of this three the electricity system will be incomplete. The greuth substation connects the 2 kv arnoldsteintarvisio line to the existing 220 kv lienzobersielach line system 266 through a pst phase shifter transformer which transforms 220 kv to 2 kv. Temperaturecontrolled transport operations by road and by air 1 acknowledgments the authors of this document are evin onnell, xelsius cold chain management.
It is intended to help those who have to define and implement sas, whilst also conforming to the current industry best practice. More and more maintenance free batteries are now offered for substation. Operation and maintenance of a gas insulated substation. Theres no one answer to a perfect substation maintenance. Authors paul price bureau of reclamation hydroelectric research and technical services group denver, colorado 5f. Facilities instructions, standards, and techniques.
The types of maintenance programs utilized for substation equipment. The student will study and be able to identify substation equipment and discuss substation operation, supervisory control and data acquisition applications, switching and maintenance. In simple terms, substation maintenance is a regimen of regular preventative checks and actions carried out to ensure substations are kept in good. Substations generally use lead acid batteriesfor dc batteries for dc supply. General specifications for the marina power distribution substation. Design and implementation aims to close the gap created by fast changing technologies impacting on a series of legacy principles related to how substation secondary systems are conceived and implemented. Best management practice bmp manual february 2007. It begins with an introduction to power distribution schemes and.
Electrical substation maintenance is a key component of any substation owners electrical maintenance program. Distribution voltages are typically medium voltage, between 2. Substation operation and maintenance manual printable 2019 free reading at ablenews. The substation design manual is not intended to replace asset management standards, but rather to act as a reference document that crossreferences existing standards and process documentation and plugs any gaps where asset management documentation does not exist. Batteries forindustrial orsubstation applications vented flooded lead acid batteries sealed maintenance free batteriesvalve regulated lead acid nickel cadmium nicd batteries 10. Study the operation and maintenance manual of the circuitbreaker. Manual shall mean this manual of specifications and standards. Currently, substation maintenanceregular or emergencyoperations and best practices must fit the utilitys goal of accomplishing more with less, in order to maximize assets and minimize outages. Rigging and heavy equipment 5 items knowledge of the sce safety procedures for operating grounding, rigging, and heavy equipment, including crane, hoist, derrick, and ropes. What are different bus bar materials used in substation.
Operation and maintenance of substation posted on april 28, 20 leave a comment for you to achieve the best in carrying out operation and maintenance of substation you need to be tactful. Basics, maintenance, and diagnostics vii contents continued page 4. Note the important settings and measurements of moving contact, other movable parts with reference. Operation and maintenance of substation substation automation. This thesis report is prepared in according to the operation and maintenance procedure of 3311kv substation, including emergency maintenance work. Work in substations general procedures work instructions mobile plant in the vicinity of high voltage conductors 2. Operation and commissioning of 3311 kv power substation photo credit. Work in substations general this instruction assembles knowledge required for personnel to be authorised category 3 under the rules. Maintenance of substation equipment table of contents. The substation may be defined as assembly of apparatus which transforms electrical energy from one form to another, from one voltage to another voltage. The mission of femp is to facilitate the federal governments implementation of sound, cost. Substation single line diagram sld a single line diagram sld of an electrical system is the line diagram of the concerned electrical system which includes all the required electrical equipment connection sequence wise from the point of entrance of power up to the end of the scope of the mentioned work. Reclamation will grant permission to western to cross its lands near the trinity and lewiston dams for construction, operation, and maintenance of the transmission line and access roads.
As expected, if a passive failure does not activate the protection system, an active failure is an. Substation interview questions answers engineering tutorial. The student will demonstrate an understanding of blueprint reading for substation layouts and oneline electrical diagrams. Info free download books substation operation and maintenance manual printable 2019 everyone knows that reading substation operation and maintenance manual printable 2019 is helpful, because we can easily get a lot of information in the resources. Instantaneously overcurrent relay operates when current exceeds its pickup value. From the basics of testing batteries to switchgear and circuit breakers, this quiz will test your knowledge of the basics of substation maintenance. A mini project operation and maintenance of a 2202 kv. Maintenancefree sf6 and vacuum circuit breakers available. Fist 38, operation and maintenance of protective relays and associated circuits 5c. A mini project report on operation and maintenance of 2202kv substation submitted in partial fulfillment for the award of the degree of bachelor of technology in electrical and electronics engineering submitted by v. Operation and maintenance of protective relays and. Manual for transmission lines and substation construction and.
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