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Panel builder: subcontractor or technical business partner?
______________________________________ Panel builders are too often just subcontractors … Very often panel builders are mostly playing a role of subcontractor with little influence on technical or...
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4 forms of partitioning low voltage switchboards – why is it necessary?
Partitioning of low voltage switchboards is very important because of the following four important reasons : Partitioning protects the working staff and other personnel in the premises from getting...
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Need for multiple transfer switches for emergency and standby power...
Automatic multiple transfer switches are widely used in most emergency and standby power generating systems, because of their reliability. Some of these automatic multiple transfer switches also...
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LV and MV Switchgears – How to inspect, test and measure?
Importance of routine checks and regular maintenance If switchgears are installed in well ventilated, air-conditioned and clean environmental conditions, they do not require much maintenance. Major...
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Primary Principles of Substation Efficiency and Safety
Introduction The majority of traditional substation designs do not meet the long-term needs of heavy industries, growing population, and adherence to modern safety regulations. The present energy...
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Operator safety Motor Control Center solutions review (continued…)
Drawer operation behind closed door In our neswletter n°33 “special edition”, we have shared a preliminary review of the new MCC drawer solutions which can improve operator safety. Among the feedback,...
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Operator safety Motor Control Center solutions review
MCC Drawer operation This article is related to our collaborative Newsletter, special edition which has been dedicated to a review of new Motor Control Center drawer solutions to improve the safety...
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Dr. Slaa Ammwagia Sila Rais Magufuli Kwa Kasi Aliyoanza Nayo
Katibu Mkuu wa zamani wa Chadema, Dk. Wilbroad Slaa amesifia kasi ya rais John Magufuli hasa katika kupambana na ufisadi nchini. Dk. Slaa amesema kuwa alichowahi kukizungumzia awali kimetimia kwa kuwa...
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Wafuasi wa CCM na UKAWA Wachapana Makonde Wilayani Masasi
Wafuasi wa Chama Cha Mapinduzi (CCM) na wa vyama vinavyounda Umoja wa Katiba ya Wananchi (Ukawa) wilayani Masasi, mkoa wa Mtwara wamechapana makonde kufuatia mzozo wa kisiasa ulioibuka kati ya vyama...
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Energy Conversion and Heat Engines (With a little bit of Thermodynamics)
Whether it is coal, oil, gas or nuclear power, 80% of the worlds electricity is derived from heat sources and almost all of the energy conversion processes used convert the thermal energy into...
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The Best FPGA Development Board for New Designers
What FPGA Development board should you buy with your hard-earned money? It’s a fair question, and there’s not always a clear answer. Here, we’ll compare and contrast three FPGA development boards...
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Negative Feedback, Part 7: Frequency-Dependent Feedback
Supporting Information Introduction to Operational Amplifiers Operational Amplifiers: Negative Feedback AC Phase Introduction to Bipolar Junction Transistors Just so you don’t have to switch pages if...
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Negative Feedback, Part 4: Introduction to Stability
Why are negative-feedback amplifiers susceptible to oscillation? What is the fundamental criterion for stability? Let’s find out. Previous Articles in This Series Negative Feedback, Part 1: General...
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Negative Feedback, Part 5: Gain Margin and Phase Margin
Use frequency-domain simulations to analyze loop gain and evaluate the stability of your amplifier circuit. Previous Articles in This Series Negative Feedback, Part 1: General Structure and Essential...
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Piston (Reciprocating) Engine Power Plants
Piston Power The internal combustion engine (ICE) has been refined and developed over the last 100 years for a wide variety of applications from tiny 1 cc engines powering model aircraft to gigantic...
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Rocket Propulsion The Rocket Motor Pump, Combustion Chamber & Nozzle Rocket Propulsion Principles The Propellant Pump(s) An essential component of liquid fuelled rocket engines is the means of...
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Habari Mpya Toka Wizara ya Afya : Milioni 500 Zaokolewa kwa Wagonjwa wa Moyo...
Baada ya agizo la Rais John Magufuli kutembelea hospitali ya Taifa Muhimbili..aliagiza badhi ya mambo kufanyiwa utekelezaji ikiwemo mashine za CT Scan na MRI ambazo zilikuwa na matatizo kutengenezwa...
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Mawaziri wa JK watajwa kuhusika Ufisadi wa Mabilioni
Watu tisa wakiwamo mawaziri wawili wa Fedha wa Serikali ya Awamu ya Nne ya Jakaya Kikwete wametajwa kushiriki kwenye kashfa ya rushwa ya Sh13 bilioni wakati Serikali ya Tanzania ilipokopa Dola za...
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Rais Magufuli Kukutana na Wafanyabiashara Leo
RAIS John Magufuli anatarajiwa kukutana na wafanyabiashara na wawekezaji jijini Dar es Salaam leo. Hii itakuwa mara ya kwanza kwa Rais kukutana na ujumbe wa wafanyabiashara na wawekezaji tangu aingie...
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Ada Elekezi kwa Shule Binafsi Kutolewa Desemba 15
WIZARA ya Elimu na Mafunzo ya Ufundi imewataka wazazi na walezi wenye wanafunzi wanaotegemea kuanza masomo au kuendelea na masomo katika shule binafsi mapema Januari mwezi ujao, kuvuta subira hadi...
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