International Conference on Environmental Engineering (ICEE)
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Assessment of marine geoid models by ship-borne GNSS profiles
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)The Baltic Sea Hydrographic Commission (BSHC) is introducing the Baltic Sea Chart Datum 2000 (BSCD2000) as new common height reference system for hydrographic surveying and nautical charts from 2020. The BSCD2000 will be ... -
Final results of the development of the National Vertical Second Order Network (Lithuania)
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)2008 m. baigtas sudaryti Lietuvos valstybinis geodezinis vertikalusis pirmosios klasės tinklas, leidęs priimti naują Lietuvos aukščių sistemą LAS07 ir sukurti šiuolaikinius reikalavimus atitinkantį geodezinį aukščių pagrindą. ... -
Comparative geostatistical analysis of urban brownfields in Vilnius and Liverpool cities
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)A city as a space where interacts socioeconomical, ecological and urban processes meets with complex challenges that are caused by efforts to preserve urban contextuality and by threat of abandoned sites that are calling ... -
Enhancement of gravity ventilation in buildings
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Nowadays, people are looking for solutions related to ventilation, cooling or heat demand systems, which would be energy efficient and, at the same time, would not cause the degradation of the surrounding environment. As ... -
Efficiency of natural ventilation in central greenhouse of Botanical garden in Kosice
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)The object of paper is analysis of natural ventilation system in central greenhouse of Botanical garden in Kosice. The greenhouse was refurbished in 2015. The existing greenhouse covering from glass panels was replaced for ... -
Analysis of possibilities to use phase change materials in heat exchangers-accumulators
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Phase Change Materials (PCMs) are utilized in different engineering fields, such as thermal storage of building structures, such as domestic hot water, heating and cooling systems, electronic products, drying technology, ... -
Short-term measurements of indoor environmental quality in selected offices – case study
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Decent quality of indoor air is important for health and wellbeing of building users. We live, work and study in indoors of various types of buildings. Often people are exposed to pollutants at higher concentrations than ... -
Possibilities of green technologies application in building design from sustainability dimensions
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)The aim of this paper is to summarize knowledge of green technologies and their applications in buildings, as well as high performance green buildings. Two alternatives of family house design are performed. The first ... -
The analysis of modifications in cooling systems for high-performance data centers. A case study
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)One of main issues concerning server room operation is appropriate cooling of electronic modules to prevent excessive heat generation resulting in their damage. Since high cooling powers are required, precision air ... -
Environmental and energy assessment of a family house
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Term energy efficient building is well know from year 1991, when Austrian physicist Dr. Feist designed and built first passive house, using current physical and practical knowledge. In the next 25 years buildings using ... -
Experimental study of heat storage unit made of PCM-gypsum composite integrated with the ventilation system of the building
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)In the paper a special heat storage unit for building applications is presented. It has a form of a ceiling panel that is made of PCM-gypsum mortar composite and it contains internal channels for air flow, since it is ... -
Expressing the building energy systems thermodynamic seasonal efficiency
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)In order to reduce impact to environment, a qualitative approach of energy saving is global aspect that is included in various forms of CO2 emissions, primary energy limitations and benchmarks in EU and member countries ... -
Energy recovery methods in adsorption refrigeration units
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Adsorption refrigeration systems, as opposed to absorption type operate in a cyclic manner. The result is that at the beginning of each process must be fed into the adsorber state in which they will adsorb or desorb a ... -
Influence of outside temperature on the operation of the adsorption chiller
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Adsorption refrigeration systems are characterized by a lower coefficient of performance than the compressor type device or even absorption, but can utilize waste heat at lower temperature. The aim of the study was to ... -
Moisture buffering potential of plasters for energy efficiency in modern buildings
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Moisture level significantly affects durability of constructions, their thermal performance and quality of indoor air. Since building envelopes are subjected to a moisture gradient, additional ventilation systems are ... -
Determining the ventilation rate inside an apartment house on the basis of measured carbon dioxide concentrations – case study
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)In the construction process of modern residential buildings the aim is to achieve maximum comfort within minimum energy consumption. One of the ways to achieve this requirement is the accurate determination of the volumetric ... -
Methods for improving energy performance of single-family buildings in Poland’s climatic conditions
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)The effect of standard means of thermal upgrading of buildings on energy performance indices is studied in the paper. The following was considered: improving thermal performance of the envelope (walls, roof, floors over ... -
Experimental investigation and mathematical modelling of thermal performance characteristics of textiles incorporating phase change materials (PCMs)
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Impregnation of textiles (fabrics) by phase change materials (PCMs) changes their thermal properties. High thermal capacity of PCMs, due to large enthalpy of phase change (latent heat), increases the potential of these ... -
Comparison of an adsorption refrigeration unit operating with two and four adsorbers
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Adsorption refrigeration systems can be built with one, two or more adsorbers. The most common devices are built of two adsorbers. This fact makes the achieved cooling capacity is variable over time, and in some periods ... -
Soil profile and ground properties influence on vertical ground heat exchanger efficiency
(10th International Conference “Environmental Engineering” (ICEE-2017), 2017)Soil properties have a significant impact on the performance of ground heat exchangers. Exchangers cooperating with heat pumps are a reliable and efficient source of renewable energy. In the article concentric vertical ...
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