Vol. 4 No. 8(112) (2021): Energy-saving technologies and equipment

Energy-saving technologies and equipment

• Forecasting rational working modes of long-operated gas-transport systems under conditions of their incomplete loading

  Volodymyr Grudz, Yaroslav Grudz, Myroslav Iakymiv, Mykola Iakymiv, Pavlo Iagoda

  6-15

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• Analysis of transient mixed convection in a horizontal channel partially heated from below

  Mahmoud A. Mashkour

  16-22

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• Synthesis of scheme-cycle designs of absorption water-ammonia thermotransformers with extended degazation zone

  Boris Kosoy, Larisa Morozyuk, Sergii Psarov, Artem Kukoliev

  23-33

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• Development of low-pressure electric steam heater

  Ali Mekhtiyev, Iossif Breido, Rustam Buzyakov, Yelena Neshina, Aliya Alkina

  34-44

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• Improving a model of the induction traction motor operation involving non-symmetric stator windings

  Sergey Goolak, Borys Liubarskyi, Svitlana Sapronova, Viktor Tkachenko, Ievgen Riabov, Marina Glebova

  45-58

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• Devising a method for calculating the turboshaft gas turbine engine performance involving a blade-by-blade description of the multi-stage compressor in a two-dimensional setting

  Ludmila Boyko, Vadym Datsenko, Aleksandr Dyomin, Nataliya Pizhankova

  59-66

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• Development of mathematical models of energy conversion processes in an induction motor supplied from an autonomous induction generator with parametric non-symmetry

  Volodymyr Chenchevoi, Valeriy Kuznetsov, Vitaliy Kuznetsov, Olga Chencheva, Iurii Zachepa, Oleksii Chornyi, Maksim Kovzel, Viktor Kovalenko, Mykola Babyak, Serhii Levchenko

  67-82

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• Enhancement of energy transfer efficiency for photovoltaic (PV) systems by cooling the panel surfaces

  Hasan Shakir Majdi, Mahmoud A. Mashkour, Laith Jaafer Habeeb, Ahmad H. Sabry

  83-89

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