Given the success of the first energy retrofit of the City of Ljubljana, the City has decided to undertake a second energy retrofit project to cover an additional 11 buildings that were not part of the first: primary schools, kindergartens, sports centers and municipal buildings.
Based in Bačka Topola in the northern region of Vojvodina, Topola produces a variety of meat products for local consumption and international export.
Alkaloid is a leader in the European pharmaceutical industry, and one of the largest companies in Macedonia.
Iskratel is a leading European provider of communications solutions with over 900 employees and local presence in more than 30 countries. Its headquarters are located in Kranj, Slovenia.
Mora Moravia, located in Olomouc, produces stoves under the brand name Mora, and is a well-established brand in Central and Eastern Europe.
The energy audit of Gorenje identified significant savings potential in the compressed air station in Velenje.
Serdika is one of the largest trade centers in Bulgaria with over 210 stores and restaurants, and is certified as a sustainable building.
Centrice Real Estate, Slovenia's biggest real estate company, hired Resalta to carry out a comprehensive energy audit of 20 of its shopping centers across the country.
Following a CHP and ultrafiltration project at Terme Radenci, as well as a geothermal energy project at Moravske Toplice Terme 3000, the client was looking for further ways to improve energy efficiency in its facilities.
Nova Crnja is a municipality in Serbia’s northern province of Vojvodina, with 12,700 inhabitants.
With several production sites throughout Serbia, Univerzum aims to be the most modern brick producer in the region.
Two of Gorenje’s busiest production halls, for cooking appliances and washer-dryers, had outdated cooling systems.
Ruvela is a family-run company based in Sofia, that trades with small dairy producers and supplies large retail chains.
Analyses performed as part of the energy audit of Gorenje by Resalta have shown that the process and space heating systems could be improved with the addition of a new cogeneration unit with a thermal input and electrical power of around 1 MW.
Oberon-H Ltd is one of the first food industry companies in Bulgaria for importing, packaging and trading pulses and honey. The product portfolio of the company includes a wide range of products including jams, sauces, preserves etc.
The Staklopan building is a former factory that has been reconverted into office spaces in the historical heart of Belgrade.
SŽ VIT, a member of the Slovenian railway group providing maintenance and technical services for trains and railway vehicles, hired Resalta to carry out a complete energy audit of its main facility in Ljubljana where its specialized electro-traction vehicles workshop is located.
Foodland is part of Atlantik Group and makes jams, ajvar, slatko and other spreads and preserves in its production facility in Kopaonik in the Serbia.
As a year-round holiday destination and the largest health resort in Slovenia, Terme Čatež has a high level of energy consumption and as such has chosen to take steps towards improving its efficiency.
The municipality of Mali Iđoš in Vojvodina, Serbia published a tender for a public-private partnership, seeking a private partner to undertake energy renovations of several buildings.
Situation before the contract and client requirements The public tender for the energy retrofit of the City of Ljubljana included 49 buildings, among which were elementary schools, kindergartens, libraries, cultural institutions, healthcare centers, sports centers and administrative bui
The Slatina project was launched to build a cogeneration heat and power plant that runs on biomass. It will be located in the northern part of Croatia in the Slatina municipality.
Plantaže AD, the largest winery in the region and one of the most famous, had very high energy costs.
Kruševac is a city in southern Serbia, as well as the seat of a wider administrative area with 128,000 inhabitants. Its public lighting infrastructure is outdated and the city has published a tender for a public private partnership to renovate the systems.
Resalta provided an immediate interim solution to enhance the functioning of the cooling system for technological purposes at the Melexis facility.
Mercator’s retail centers throughout Serbia are relatively inefficient, dependent on district heating and have obsolete lighting systems.
The Terme 3000 Moravci spa is situated above the underground spring MT1, water from which is used to fill the thermal pools open to the guests.
The Grand Hotel Bernardin faced high energy expenses and an obsolete heating system that needed renovation.
Following the realization of Resalta’s energy efficiency project in Livar’s Ivančna Gorica facilities, an energy audit showed that the Črnomelj site had an even bigger potential for savings.
The resort used natural gas for heating, which required 8,500 MWh per year. The client wanted to lower heating costs.
The client’s compressed air was produced by an old and unreliable screw air compressor, treated with an adsorption air dryer.
Its original two systems had an insufficient cooling capacity, were obsolete and had a low energy efficiency ratio, in addition to which they operated all year long and did not take advantage of the site’s free-cooling potential.
Some of the older compressors are up to 40 years old and have an exceedingly poor energy efficiency ratio.
The client had no built-in comfort cooling in the production hall and used natural gas to heat the production hall.
The Hotel Putnik in Kopaonik, Serbia’s most popular winter tourism destination, has changed owners and as a result is undergoing complete renovations to raise its service offer to a new level.
Thermana Laško is one of the biggest thermal baths in Slovenia with an upscale hotel and wellness centre complex, as well as a medical program.
Resalta installed an air/water heat pump for the heating of sanitary water. The heat pump capacity is 140 kW. The heated sanitary water is delivered to the main hotel building and the surrounding bungalows.
Petrovac na Mlavi is a town in central Serbia. Its public lighting infrastructure was outdated and the municipality decided to publish a tender for a public private partnership to renovate the systems
The hotel used two chillers with a combined power of 590 kW, with a 4-way piping system, for cooling, and for heating a boiler with extra light fuel oil.
The City of Pirot announced a public tender in order to lower heating costs in four schools and improve efficiency.
The client wanted automatic data acquisition for the consumption of water, heat, electricity, compressed air and gas.
The Slovenian Ministry of Justice announced a public tender in September 2016 for a public private partnership for the implementation of Energy Performance Contracting for 3 buildings.
The hotel was facing high energy expenses and an obsolete heating system that needed to be renovated; it needed to operate without interruptions.
The hotel used a crude oil boiler with a total capacity of 800 kW for heating, which was in very poor condition. In addition, the hotel Mirta was disconnected from the remote heating of the San Simon Resort.
The municipality of Novigrad in Istria announced a public tender for the renovation of all their public lighting according to the ESCO model.
The client was using natural gas as the energy source for heating the building, requiring 600 MWh annually.
The Žužemberk elementary school had an ill-suited oil boiler for heating the building.
Resalta provided solutions in solar technologies and cooling. In order to improve the overall energy efficiency of the system, a heat recovery system was installed.
The municipality was using two expensive and inefficient crude oil boilers to heat the elementary school and one kindergarten (2 x 230 kW). The schools use 300 MWh annually.
The existing equipment was inefficient and heat was not evenly distributed throughout the whole castle.
Situation before the contract and client requirements Cremio is a dairy producer and manufacturer based in Bulgaria with a unique portfolio for the region of Eastern Europe.
The client was using biomass as an energy source but for a much smaller energy output. Due to a big increase in production the client’s energy requirements went up.
The old lighting system was inefficient, some of the luminaires were broken. The total installed electric power before the reconstruction was 17.35 kW.
The existing system includes three compressors, two of which have not been renovated since 1998. The system is highly unreliable with numerous fallouts and risks of failure.
The Mengeš parish house wanted to renovate and install new district heating for its buildings, some of which were entirely without heating while others used costly crude oil.
The client was facing high district heating costs and was planning an expansion of the production area that would further raise expenses.
The required heat was 810 MWh annually and the heating costs were too high for the neighbourhood.
The Ada municipality in Serbia has 16,000 inhabitants. The municipality announced a public tender in order to cut on energy costs for public lighting.
The client was using an old inefficient chiller as a cooling source for the hotel, which requires 650 MWh of cooling energy annually.
Telekom Slovenia requested comprehensive energy audits for three of its facilities: Telekom Stegne, Telekom Koper and Telekom Golovec (Celje).
Client used old meters from 1950 with no communication system in place. In order to check energy consumption, manual control of 114 electricity meters had to be performed.
The municipality announced a public tender in order to cut on energy costs for public lighting. Resalta, together with technical partner Elios, won the tender.
The client was using natural gas as the energy source for heating the building, requiring 764 MWh annually. The client wanted the lowest price of thermal energy.
Situation before the contract and client requirements Orgachim is one of the largest chemical companies in South Eastern Europe, producing specialty chemicals and coatings, and is based in Ruse, Bulgaria.
The Topolšica hotel and spa operates year-long and has a constant demand for heat.
The client was using natural gas as the energy source for heating the building, requiring 1,248 MWh annually. The client wanted the lowest price of thermal energy.
Gorenje’s facilities in Velenje were using natural gas cogeneration (CHP) units for heat energy supply with 880 kW of combined heat power and 654 kW of electrical power.
The client was using natural gas as the energy source for heating the building, requiring 1,703 MWh annually. The client wanted the lowest price of thermal energy.
The client wanted an in-depth energy study and analysis of the building in which the shopping center is located and a detailed analysis of the costs and consumption of electricity in the last 3 years.
The client was using natural gas to heat the building, requiring 1,315 MWh annually. The client wanted the lowest possible price of thermal energy.
The client wanted to reduce water expenses, optimize filtration and become environmentally friendly.
The hotel Aquapark Žusterna faced high energy expenses and an obsolete heating system that needed renovation.
Before reconstruction, the client had an over-dimensioned steam system, operating inefficiently with a very poor yield.
The Ivančna Gorica municipality announced a public tender for heating solutions for three schools. The municipality was looking for an ESCO company to finance and implement a more cost-effective heating solution.
Gorenje had old and damaged luminaires and the light flux level did not conform to industry standards and norms. As a result, the lighting needed to be replaced.
The client was using natural gas as an energy source to heat its facilities. The required heat was 1,703 MWh annually.
Power factor compensation for Elixir Prahovo led to 20% savings on reactive energy consumption.
Gorenje's production plant in Valjevo runs partially on solar power thanks to a 250 kW PV installation on the factory roof.
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