Vol. 31 No. 1 (2012)

Research papers of General Interest

• EXPERIMENTAL IMPLEMENTATION OF SINGLE-PHASE, THREE-LEVEL, SINUSOIDAL PULSEWIDTH MODULATION (SPWM) VOLTAGE SOURCE INVERTER (VSI) WITH R-L LOAD

  CI Odeh, DB Nnadi

  1-9

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• MODELING AND ANALYSIS OF A THREE-PHASE SOLID-STATE VAR COMPENSATOR (SSVC)

  AJ Onah, MU Agu

  10-16

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• EFFECT OF MULTI-RESPONSE PERFORMANCE CHARACTERISTICS ON OPTIMUM PLASMA ARC WELDING PROCESS PARAMETERS

  JI Achebo

  17-24

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• PLY TENSILE PROPERTIES OF BANANA STEM AND BANANA BUNCH FIBRES REINFORCED NATURAL RUBBER COMPOSITE

  IC Ezema, ARR Menon, SO Edelugo, AD Omah, IU Agbo

  25-30

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• A COMPARATIVE ANALYSIS OF THE REBOUND HAMMER AND ULTRASONIC PULSE VELOCITY IN TESTING CONCRETE

  JC Agunwamba, T Adagba

  31-39

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• NEURAL NETWORK BASED LOAD FRQUENCY CONTROL FOR RESTRUCTURING POWER INDUSTRY

  B Ogbonna, SN Ndubisi

  40-47

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• UTILITY INTERFACED PULSE-WIDTH MODULATION OF SOLAR FED VOLTAGE SOURCE INVERTER USING FIXED-BAND HYSTERESIS CURRENT CONTROLLER METHOD

  CU Eya, CI Odeh, DBN Nnadi, MU Agu, ES Obe

  48-57

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• RELAY COORDINATION IN THE PROTECTION OF RADIALLY-CONNECTED POWER SYSTEM NETWORK

  AJ Onah

  58-62

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• LIQUID SOAP PRODUCTION WITH BLENDS OF RUBBER SEED OIL (RSO) AND PALM KERNEL OIL (PKO) WITH LOCALLY SOURCED CAUSTIC POTASH (KOH)

  EA Aiwize, JI Achebo

  63-67

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• A RATIONAL APPROACH TO SEPTIC TANK DESIGN

  CC Nnaji, JC Agunwamba

  68-78

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• ENVIRONMENTAL/CLIMATIC EFFECT ON STAND-ALONE SOLAR ENERGY SUPPLY PERFORMANCE FOR SUSTAINABLE ENERGY

  DBN Nnadi

  79-88

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• DESIGN AND IMPLEMENTATION OF A WATER LEVEL CONTROLLER

  CN Anyanwu, CC Mbajiorgu, EC Anoliefo

  89-92

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• WETTABILITY STUDIES OF LEAD-FREE SOLDERS

  AD Omah, DON Obikwelu, IC Ezema

  93-97

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