Instrumentation consumes large amounts of compressed air at many individual locations in a textile plant, but these uses are susceptible to leakage. Most such leaks are at threaded connection points,… Read more
The post Eleven energy-efficiency improvement opportunities in compressed air systems appeared first on EEP – Electrical Engineering Portal.
In many buildings, HVAC is the first or second item in terms of energy costs. This technical article deals with optimisation tips and energy efficiency savings in heating systems of… Read more
The post 8 actions to improve energy efficiency in heating systems appeared first on EEP – Electrical Engineering Portal.
Centrifugal water chillers comprise a significant portion of industrial and large commercial electrical load. These machines are efficient, typically producing a cooling effect two-to-three times greater than the required energy… Read more
The post Tips For Successful Energy Efficiency Of Centrifugal Water Chillers appeared first on EEP – Electrical Engineering Portal.
Nowadays, when we all see and feel the colossal crisis looming on the horizon, the question of energy security is among the first things on the table in each country’s… Read more
The post Electrical engineering for hydropower, from run-of-river to pumped storage plants appeared first on EEP – Electrical Engineering Portal.
Let us remind ourselves of the basics of substation transformer parts, their operation principles, and do’s and don’ts for safety measures and precautions. For novice substation engineers it’s important to… Read more
The post A quick reminder to substation transformer basics and safety precautions, dos and don’ts appeared first on EEP – Electrical Engineering Portal.
Transformer life management requires a portfolio of the different kinds of on-site electrical tests to be performed. This is where things get complicated. The purposes for performing these tests include… Read more
The post On-site transformer diagnostic measurements: The art of troubleshooting and maintenance appeared first on EEP – Electrical Engineering Portal.
Generally speaking, acceptance tests and final inspections of a transformer should not have any improvisations, but they usually do have. The essential purpose in carrying out the final tests on… Read more
The post Learn how to prepare for transformer acceptance tests and final inspections appeared first on EEP – Electrical Engineering Portal.
In grounding the neutral of a power system, the advantages outlined will be achieved provided that proper attention is given to the impedance of the circuit from system neutral to… Read more
The post How to select grounding point(s) and how many generator or transformer neutrals to use appeared first on EEP – Electrical Engineering Portal.
When Whatsapp, Facebook, or Gmail is down, it’s manageable, but if transformers fail, the entire business comes to a standstill. No-power-no-business transformers, as the heart of every substation, impact industries… Read more
The post Where and how to find the root cause of a power transformer failure (troubleshooting guide) appeared first on EEP – Electrical Engineering Portal.
Differential protection is the most commonly applied protection function for bus-connected oil-immersed shunt reactors. The function offers instantaneous protection for internal phase to phase and phase to ground faults. Internal… Read more
The post Differential protection (87R/∆I) applied to bus connected oil-immersed shunt reactors appeared first on EEP – Electrical Engineering Portal.