Sustainable tunnel lighting: One decade of proposals, advances and open points

A Peña-García - Tunnelling and Underground Space Technology, 2022 - Elsevier
The lighting of road tunnels and underpasses is one of the most critical tasks when dealing
with illumination due to, at least, two reasons. On one hand, the slightest visual impairment …

[HTML][HTML] Daylighting of road tunnels through external ground-based light-pipes and complex reflective geometry

A Peña-García, J Cabeza-Lainez - Tunnelling and Underground Space …, 2023 - Elsevier
The transfer of solar light to the interior of tunnels to complement electrical lighting during
daytime, contributes to save energy and decrease the number of installed projectors. The …

Revision of threshold luminance levels in tunnels aiming to minimize energy consumption at no cost: Methodology and case studies

LT Doulos, I Sioutis, A Tsangrassoulis, L Canale… - Energies, 2020 - mdpi.com
Because of the absence of lighting calculation tools at the initial stage of tunnel design, the
lighting systems are usually over-dimensioned, leading to over illumination and increased …

Natural lighting of road pre-tunnels: A methodology to assess the luminance on the pavement–Part I

G Cantisani, A D'Andrea, L Moretti - Tunnelling and underground space …, 2018 - Elsevier
This two-part paper presents a comprehensive methodology for lighting calculation of a road
pre-tunnel. The adequate lighting of road tunnels, especially in their entrance zone during …

Proposal to foster sustainability through circular economy-based engineering: A profitable chain from waste management to tunnel lighting

V Molina-Moreno, JC Leyva-Díaz, J Sánchez-Molina… - Sustainability, 2017 - mdpi.com
The increasing demands of infrastructures in terms of energy consumption, raw material
demand, greenhouse gas emissions, waste management, treatment of components after …

Natural lighting of road pre-tunnels: A methodology to assess the luminance on the pavement–Part II

G Cantisani, A D'Andrea, L Moretti - Tunnelling and underground space …, 2018 - Elsevier
This two-part paper presents a comprehensive methodology for lighting calculation of a road
pre-tunnel. The adequate lighting of road tunnels, especially in their entrance zone during …

Dynamic luminance tuning method for tunnel lighting based on data mining of real-time traffic flow

L Qin, X Shi, AS Leon, C Tong, C Ding - Building and Environment, 2020 - Elsevier
Tunnel lighting constitutes one of the major expenses incurred in transportation lighting, and
hence substantial research has been conducted to improve the efficiency of lighting and …

Minimizing lighting consumption in existing tunnels using a no-cost fine-tuning method for switching lighting stages according revised luminance levels

LT Doulos, I Sioutis, A Tsangrassoulis… - … on Environment and …, 2019 - ieeexplore.ieee.org
Visual adaptation demands increased illuminance in the tunnel entrance, which results in an
increased number of installed luminaires and power consumption of each luminaire. There …

Italian road tunnels: economic and environmental effects of an on-going project to reduce lighting consumption

L Moretti, G Cantisani, L Carrarini, F Bezzi, V Cherubini… - Sustainability, 2019 - mdpi.com
Tunnel lighting represents a major cost item for road managers, and particularly in Italy
owing to its specific geomorphological and orographic features. In 2018, ANAS, the Italian …

Proposal to forest Alpine tunnels surroundings to enhance energy savings from the lighting installations. Towards a standard procedure

T García-Trenas, JC López, A Peña-García - Tunnelling and underground …, 2018 - Elsevier
The lighting installation in tunnels is a major problem in terms of drivers safety, energy
consumption and use of raw materials. According to the recommendations of the …