Latvia has set a target to increase the gross final consumption of energy fromrenewable energy sources up to 40% by 2020. To reach this ambitious […]
Workability of older academics
The population is aging. The proportion of the older and experienced workforce isincreasing in intellectual work. There are those people who are dreaming of retirement […]
PMSG based residential wind turbines: possibilities and challenges
This paper presents an overview of technologies for wind energy conversion intoelectrical energy with the help of residential wind turbines. The theory of wind energyconversion […]
Research of parameters of light emitting diode lamps and their suitability for lighting of working areas
The current paper describes the results obtained during several experiments inTallinn University and Tallinn University of Technology considering the parameters of lightemitting diode (LED) lamps. […]
Assessment of unconventional bioenergy plant chopping, milling and pelleting quality indicators and physical-mechanical properties
This paper provides the research results of techniques for solid biofuel preparation,while usage of chopping (chipping), milling and pressing (pelleting) of the unconventionalbioenergy plants – […]
Noise emission from grain dryers and potential noise pollution
Noise is known as an irritant both in industrial and living space settings. Also thenegative effect of noise on people’s health and wellbeing is widely […]
Relation of energy content variations of straw to the fraction size, humidity, composition and environmental impact
Biomass is the major source of renewable energy, the use of which is very importantin energy, environment and economical aspects. Biomass enables the replacement of […]
Exploring the effect of carbon dioxide demand controlled ventilation system on air humidity
Earlier studies have indicated that elevated or inadequate levels of carbon dioxide(CO2) in indoor air impairs users in the performance of decision-making. For this reason […]
Hot-air heating of family houses with accumulation of energy in the floor
Abstract: This article shows the results of measurements of a hot-air floor system utilisingaccumulation of energy, which is based on the use of excessive heat […]
The model for assessment of health risks of dust connected with wood manufacturing in Estonia
The Estonian woodworkers’ exposure to wood dust is investigated. The measurementequipment HazDust EPAM-5000 was used and the particle size was determined with themicroscope Axiolam ICc […]