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Pre-commissioning tests and in-service checks of protection system
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How do faults develop in a HV transformer and why condition monitoring is important
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3 greatest enemies to the transformer operation (and how to prevent them)
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Commissioning Numerical Protection and Procedure For Carrying Out Performance Tests
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Secondary Injection Tests For Checking The Correct Operation Of The Protection Scheme
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Primary Injection Testing Of Protection System For Wiring Errors Between VTs / CTs and Relays
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A Good Grounding Of The Power Substation And Switching Station – What Does It Really Mean?
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Good Practice Rules For In-Process Inspection Of Low Voltage Switchboard
The purpose of in-process inspection is to ensure product conformity after each manufacturing operation. This process concerns all the manufacturing operations done by the workshop operators. Inspection during the manufacturing... Read more
The post Good Practice Rules For In-Process Inspection Of Low Voltage Switchboard appeared first on EEP - Electrical Engineering Portal.
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The Most Important Tests For Medium Voltage Metal-Enclosed Switchgear (You SHOULD Perform)
The design of the insulation system for metal-enclosed switchgear is based upon life expectancy of about 30 years. However, environmental conditions such as dirt, moisture, and corrosive atmosphere can shorten... Read more
The post The Most Important Tests For Medium Voltage Metal-Enclosed Switchgear (You SHOULD Perform) appeared first on EEP - Electrical Engineering Portal.
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Commissioning substation busbars in an efficient and modern way
The commissioning procedure of substation busbars for differential protection and other busbar protection schemes involves a large number of input and output circuits that require a verification check in both... Read more
The post Commissioning substation busbars in an efficient and modern way appeared first on EEP - Electrical Engineering Portal.
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Pre-commissioning tests and in-service checks of protection system
The pre-commissioning tests need to be carefully programmed so that they take place in a logical and efficient order, in order that no equipment is disturbed again during subsequent tests.... Read more
The post Pre-commissioning tests and in-service checks of protection system appeared first on EEP - Electrical Engineering Portal.
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How do faults develop in a HV transformer and why condition monitoring is important
Condition monitoring equipment that can be used to extend the life of a transformer or to prevent catastrophic failure could pay for itself many times over. However, condition monitoring does... Read more
The post How do faults develop in a HV transformer and why condition monitoring is important appeared first on EEP - Electrical Engineering Portal.
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3 greatest enemies to the transformer operation (and how to prevent them)
The principal object of transformer maintenance is to maintain the insulation in good condition. Moisture, dust and excessive heat are the main reasons of insulation deterioration and avoidance of these... Read more
The post 3 greatest enemies to the transformer operation (and how to prevent them) appeared first on EEP - Electrical Engineering Portal.
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Commissioning Numerical Protection and Procedure For Carrying Out Performance Tests
Numerical protection is based on a number of microprocessors that can be programmed to reproduce virtually any type of protection and relay. It represents important advantages in reliability, space and... Read more
The post Commissioning Numerical Protection and Procedure For Carrying Out Performance Tests appeared first on EEP - Electrical Engineering Portal.
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Secondary Injection Tests For Checking The Correct Operation Of The Protection Scheme
Secondary injection tests are always done prior to primary injection tests. The purpose of secondary injection testing is to prove the correct operation of the protection scheme that is downstream... Read more
The post Secondary Injection Tests For Checking The Correct Operation Of The Protection Scheme appeared first on EEP - Electrical Engineering Portal.
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Primary Injection Testing Of Protection System For Wiring Errors Between VTs / CTs and Relays
This type of test involves the entire circuit – current transformer primary and secondary windings, relay coils, trip and alarm circuits, and all intervening wiring are checked. There is no... Read more
The post Primary Injection Testing Of Protection System For Wiring Errors Between VTs / CTs and Relays appeared first on EEP - Electrical Engineering Portal.
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A Good Grounding Of The Power Substation And Switching Station – What Does It Really Mean?
Provision of adequate grounding in a substation and switching stations are very important for the safety of operating personnel as well a electrical devices do not rise above tolerable thresholds... Read more
The post A Good Grounding Of The Power Substation And Switching Station – What Does It Really Mean? appeared first on EEP - Electrical Engineering Portal.
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Good Practice Rules For In-Process Inspection Of Low Voltage Switchboard
The purpose of in-process inspection is to ensure product conformity after each manufacturing operation. This process concerns all the manufacturing operations done by the workshop operators. Inspection during the manufacturing... Read more
The post Good Practice Rules For In-Process Inspection Of Low Voltage Switchboard appeared first on EEP - Electrical Engineering Portal.
↧
The Most Important Tests For Medium Voltage Metal-Enclosed Switchgear (You SHOULD Perform)
The design of the insulation system for metal-enclosed switchgear is based upon life expectancy of about 30 years. However, environmental conditions such as dirt, moisture, and corrosive atmosphere can shorten... Read more
The post The Most Important Tests For Medium Voltage Metal-Enclosed Switchgear (You SHOULD Perform) appeared first on EEP - Electrical Engineering Portal.
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8 practical applications of testing ground system using clamp-on tester
First of all, it is extremely important that the operator/engineer understand the ground system that is being tested. The clamp-on measurement works well in many situations, but it has limitations... Read more
The post 8 practical applications of testing ground system using clamp-on tester appeared first on EEP - Electrical Engineering Portal.
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