Heat Pump Unit for District Heat Production

Lyhyt kuvaus

Turun Seudun Energiantuotanto Oy (TSE) is planning to build a heat pump unit for district heat production. The heat pump unit would use the waste heat from closed cooling water system of power plant Na4 (Naantali). The estimated heat output of the heat pump unit would be around 8 – 10 MW and the heat will be transferred to the local district heating network.
This supply consists of the heat pump unit with the necessary auxiliary equipment.

Hankinnan kuvaus

The scope of supply is the heat pump unit of around 8 – 10 MWth water to water heat pump for district heat production. The scope of supply contains all the necessary auxiliary equipment with piping and cabling (cabling from terminal boxes to control panels) of heat pump unit excluding the main pipe work, civil works and power supply, but including commissioning and the test run completed (both approved by the Purchaser) and ready for commercial operation at the Purchaser’s site. Heat pump unit and all its materials and components shall be proven technic.
All necessary dimensions, load and process information for designing the civil constructions and foundations is included to the scope of supply.
The heat pump unit is to be installed on a steel base frames provided with motor, compressor and heat exchangers (evaporator, condenser, auxiliary cooling) etc. to form a complete and well operating heat pump unit.
The system shall be designed to minimize loss of refrigerant. Welded fittings are in preference to flanged connections when possible.
The process delivery of the plant with auxiliary systems shall include at least but not limited to the following equipment, their installation, commissioning and testing:
— heat pump unit with complete connections with all necessary materials (bolts, nuts etc) and works of fixings, erections and installations (assembly of unit, painting and thermal insulation),
— refrigerant system with all needed auxiliary equipment and piping,
— lube oil system for required lubrication, with all needed auxiliary equipment and piping,
— cooling water system, with all needed auxiliary equipment and piping,
— all pipe work of the unit inside the delivery limits,
— complete protection system for heat pump unit,
— control, indication and measurement equipment with instrumentation and supervision system with all necessary functions, auxiliaries and accessories,
— motor line equipment including necessary cubicles and terminal boxes with all necessary auxiliaries and accessories,
— protective line side surge arrester and capacitors with all necessary auxiliaries and accessories,
— all cabling inside the scope of supply of the Supplier’s equipment,
— complete design of the process, design documents, instructions, operating and maintenance manuals etc in the scope of supply are included in the delivery,
— spare parts according to Supplier’s recommendation for operation of two (2) years (to be listed with unit prices with the tender by the Supplier),
— all necessary special tools needed for installation, erection, maintenance etc of equipment and systems shall be included in the delivery (separate list shall be submitted with the tender by the Supplier),
— factory tests and site tests of supplied equipment (separate list shall be submitted with the tender by the supplier),
— commissioning and test run (to be approved by the Purchaser),
— training of the Purchaser’s operating and maintenance staff.

Objektiiviset kriteerit rajoitetun ehdokasjoukon valitsemiseksi

Procurement completed within a reasonable time by the contracting entity limited resources requires a tendering and negotiation phase limiting the number of candidates to be selected.

Luettelo ja lyhyt kuvaus olosuhteista

TSE is entitled to exclude a candidate that does not meet the criteria set by the Act of Contractor’s Obligations and Liability 1233/2006. The candidates shall provide the following documentations:
— documentation showing whether the enterprise is entered in the Prepayment Register and in the Employer Register in accordance with the Act on Payment of Tax (1118/1996), and registered as VAT-liable in the Value Added Tax Register in compliance with the Value Added Tax Act (1501/1993),
— an extract from the trade register or equivalent information otherwise obtained from the trade register,
— documentation showing that the enterprise does not have tax debts,
— certificates of employee’s pension insurances taken out and of pension insurance premiums paid, or documentation showing that a payment agreement on outstanding pension insurance premiums has been made,
— documentation showing the collective agreement or the principal terms of employment applicable to the work,
— alternatively, the fulfillment of the above criteria can be provided with the customer liability report (Tilaajavastuuraportti),
— criminal record shall be requested from the Contractor before signing the contract.

Luettelo ja lyhyt kuvaus valintaperusteista

The candidate must have sufficient financial and operational capacity to carry out the procurement in question.
Criteria(s) to be fulfilled:
— the company’s annual turnover need to be as average at least EUR 7 million during the last two (2) years. In addition, the cumulative operating EBITA must be positive over the last two (2) years,
— if a company is participating as a group/consortium, the combined turnover of the companies, who will sign the final agreement with TSE in the group/consortium need to fulfill the turnover requirement. The turnover of a single company does not need to fulfill the turnover requirement as long as the combined turnover of the group/consortium fulfill the turnover requirement.
Documents to be submitted:
— financial statements of the candidate for the period of last two (2) financial years (2018, 2019/two latest financial years of the Candidate). Candidates that have been established later shall submit the aforementioned documents for the period of operation.

Luettelo ja lyhyt kuvaus valintaperusteista

1) Minimum Reference Requirement
These references refer to the minimum references which affect the selection of the candidates.
The candidate must have experience during the last three (3) years of at least two (2) deliveries from similar base load waste heat recovery heat pump of high temperature (condenser output 85 C or higher), under similar conditions than in this acquisition (including full responsibility for engineering, manufacture, installation and commissioning per reference) that have been taken into commercial operation in Nordic countries and fulfill the EN-norms and the PED regulations.
— with recovered thermal power (to the district heating water) of at least 5 MW (base load type with proven track of operation)
— high condenser temperature (at least 85 C).
2) The candidate must have a valid certified quality assurance system (ISO-9001 or equivalent).
3) Comparative References:
These references refer to non-minimum references which affect to candidate comparison and must be different references than those indicated by the candidate to meet the minimum reference requirements (Evaluation Point 1).
The experience of the candidate of deliveries of heat pumps and under similar conditions than in this acquisition (including full responsibility for engineering, manufacture, installation and commissioning per reference) that have been taken into commercial operation in Nordic countries and fulfill the EN-norms and the PED regulations.
The total number of the references during the last three (3) years of the candidate are taken into account in the comparison, provided that the reference contains an industrial size heat pump and that all requirements listed below are met:
— at least 1 MWth unit size
— high condenser temperature (at least 85 C)
— base load type of equipment with proven track of operation
— low GWP refrigerants.
The equivalence and number of references are evaluated based on the written report submitted by the candidate. See Appendix ‘Na4 Heat Pump Unit, Reference List, 6 October 2020’ and complete the form with references.
4) The contractor must have a maintenance and spare parts center in Europe and maintenance must be available in Naantali within twenty four (24) hours of contacting. This requirement is based on the TSE’s security of district heat supply.
5) Project language is English and Finnish when applicable (personnel in charge of site and safety).

Sopimuksen täytäntöönpanoehdot

The contract will be implemented on the condition that the project receives the necessary permits and Turun Seudun Energiantuotanto Oy makes the final investment decision. The final investment decision is estimated to take place in February 2021.

The contracting entity reserves the right to invite to the procurement procedure a minimum of three (3) and maximum of five (5) bidders.
If there are more than five (5) bidders the contracting entity reserves the right to select those five (5) bidders that have the largest number of valid references during the last three (3) years.
The candidate must meet all the requirements set out in Section III.1.3). subsections 1 and 2. Any qualifications is made in such a way that the candidates to be selected to the bidding process are ranked based on the number of references in Section III.1.3) Technical and professional ability subsection 3. If two or more candidates have the same number of references calculated based on the sub-section 3, they are ranked based on the number of references set out in subsection 1 that exceed the mandatory minimum requirements. The equivalence and number of references are evaluated based on the written report submitted by the candidate.