Impact of soil moisture on heat losses of pipelines of district heat supply networks at underground channel-free gasket

G Akhmerova, A Zalyalova… - IOP Conference Series …, 2020 - iopscience.iop.org
soil moisture volume on the thermal flows in the zone of underground channel-free thermal
pipelines, to determine … -scale hot-water tank and pit thermal energy storage systems Appl. …

Soil temperature gradient as a useful tool for small water leakage detection from district heating pipes in buried channels

M Perpar, Z Rek - Energy, 2020 - Elsevier
… The leak detection method based on wide-band ground … in a two-phase flow inside the
insulation of a DH pipeline was … The insulation on the steel pipe was heated from hot water …

Soil thermal conductivity prediction for district heating pre-insulated pipeline in operation

M Perpar, Z Rek, S Bajric, I Zun - Energy, 2012 - Elsevier
… was to determine the effect of the soil thermal conductivity … heat and power (CHP) while the
peak supply (S2) is a hot … , M is for soil moisture, C is for soil thermal conductivity and H is for …

Three-dimensional numerical model of heat losses from district heating network pre-insulated pipes buried in the ground

J Danielewicz, B Śniechowska, MA Sayegh, N Fidorów… - Energy, 2016 - Elsevier
… the energy losses of underground heating network pipelines and … measurement in the ground
takes into account only the … The methodology takes into account the soil moisture content …

Heat Transfer Models for a Subsurface, Water Pipe, Soil‐Warming System

JH Kendrick, JA Havens - Journal of environmental quality, 1973 - Wiley Online Library
… can be heated with an underground piping system carrying … the determination of the heat
loss from a buried piping system… observed that soil moisture will migrate away from a hot pipe, …

New model for onsite heat loss state estimation of general district heating network with hourly measurements

H Wang, H Meng, T Zhu - Energy conversion and management, 2018 - Elsevier
… the heat losses of hot water during transportation in DH pipeline. … pipe hot water temperature
and flow regime, the ground soil … , temperature and moisture of the ground soil as well as …

Ground source heat pump performance in case of high humidity soil and yearly balanced heat transfer

L Schibuola, C Tambani, A Zarrella… - Energy conversion and …, 2013 - Elsevier
… With this analysis the relevant influences of soil thermal … paper, cycling compressor losses
are considered, detailed … Horizontal connection pipelines are provided with an insulation …

On transient heat losses from buried district heating pipes

B Bøhm - International journal of energy research, 2000 - Wiley Online Library
… -state heat loss determination from buried heating pipes has been … distribution in the ground,
taking into account the actual burial … steam pipelines. ORN/¹M9928. Oak Ridge National …

A comparison of different methods for in-situ determination of heat losses from district heating pipes

B Bøhm, M Borgström - 1996 - osti.gov
take into account the heat resistance at the ground surface. … before the measurements in a
guarded hot plate apparatus in … more precisely determine the moisture content and the thermal

The influence of soil moisture in the unsaturated zone on the heat loss from buildings via the ground

H Janssen, J Carmeliet, H Hens - Journal of Thermal …, 2002 - journals.sagepub.com
… cases, the coupling between soil heat transfer and soil moisture transfer is not taken into … ,
a fully coupled analysis of the influence of soil moisture on building heat loss via the ground is …