Dataset Supporting Deliverable 1.3 - New approaches and best practices for water recycling in symbiosis cluster

Dataset Supporting Deliverable 1.3 New approaches and best practices for water recycling in symbiosis cluster

The full deliverable can be found under https://doi.org/10.5281/zenodo.14967730

Case Study 1 (Tarragona, Spain) - Increasing the capacity to recover water at an industrial complex

Table 1.1. Water quality requirements for reuse in cooling towers according to Spanish Royal Decree 1620/2007 (section 3.2.a.).

Table 1.2. Water quality limits for reclaimed water in Tarragona WRP.

Table 1.3. Analytical characterization of the industrial effluent (pilot plant inlet water).

Table 1.4. Pilot plant membrane characteristics summary.

Table 1.5. Typical feed water conditions to apply UF and RO.

Table 1.6. Tested operational conditions in ultrafiltration and reverse osmosis.

Table 1.7. Tested operational conditions in membrane distillation.

Table 1.8. Tested operational conditions in zeolite adsorption.

Table 1.9. Analytical characterization of Membrane Distillation tests at pH 2 at laboratory scale.

Table 1.10. Tested operational conditions in ultrafiltration and reverse osmosis.

Table 1.11. Comparison of obtained water quality (average values) and reclaimed water limits.

Table 1.12. Comparison of effluents to be discharged (average values) and current discharge limits.

Table 1.13. Critical Raw Materials (CRM) in reverse osmosis and membrane distillation concentrates (the five most concentrated).

Table 1.14. Adsorption operational conditions and adsorption capacity.

Table 1.15. Comparison of water quality at the inlet and outlet of the adsorption column at break-through point (EBCT=6.8 min). Tests conducted with water from Water Reclamation Plant, sand filters outlet water.

Case Study 3 (Rosignano, Italy) - Water reuse and material recovery in the chemical industry

Table 3.1. Cumulative Qzb, Szb values for particular virtual point (for 24 hours) from optimization in Cecina.

Table 3.2. Cumulative Qzb, Szb values for particular virtual point (for 24 hours) from optimization in Mu-1.

Figure 3.1. Quantity and quality of the sewage entering: a) Cecina; b) Rosignano

Figure 3.2. Distribution of the water flows carried out by the smart equalization system.

Figure 3.3. RO – Flowrates

Figure 3.4. RO - Conductivity trend

Figure 3.5. Background value - Chlorides in groundwater.

Figure 3.6. Conductivity trend – 2021.

Figure 3.7. Conductivity trend – 2022.

Figure 3.8. Conductivity trend – 2023.

Case Study 4 (Nafplio, Greece) - Mobile wastewater treatment unit

Figure 4.1. Degradation of 2,4-Dichlorophenol used as a model compound.

Figure 4.2. Degradation of Sunset-yellow used as a model compound.

Table 4.1. TOC measurements –Solar Reactor.

Figure 4.3. Degradation of a model organic compound using the annular reactor.

Table 4.2. TOC measurements – Annular Reactor.

Case Study 5 (Lleida, Spain) - Reuse of brewery wastewater for cooling water and as process water in Lleida

Table 5.1. Typical feed water conditions to apply the NF membrane.

Table 5.2. Typical ranges for operating parameters of the novel NF membrane.

Table 5.3. Key performance indicators for the novel NF membrane in CS5.

Case Study 7 (Tain, UK) - RO treatment of distillery wastewater after AnMBR for internal water reuse

Table 7.1. Characteristics of the AnMBR effluent and example of water quality criteria for cooling.

Table 7.2. Characteristics of the influent and permeate from the RO membranes for the different sequences tested.

Table 7.3. Characteristics of the permeates in a two pass RO system based on sequence 1.

Figure 7.1. Osmotic pressure and permeability of the three sequences tested.

Figure 7.2. Mass accumulation of contaminants on the membranes.

Figure 7.3. Scanning electron microscope images (a and b) and energy dispersive spectroscopy analysis (c) of crystals observed on membrane surface after sacrificial sequence 1 replicate trials at bench scale.

Case Study 9 (Kalundborg, Denmark) - 2.7.  Novel membrane treatment for biotech or biotech + municipal WWTP effluent for water reuse

Table 9.1 Composition of the outlet of the secondary clarifier of the municipal WWTP. TOC: total organic carbon; COD: chemical oxygen demand.

Table 9.2. Technical details of all tested membranes; TMP: transmembrane pressure.

Table 9.3. Typical feed water conditions to apply UF/NF membranes [Pentair 2022].

Table 9.4. Tested operational settings.

Figure 9.1. Performance of UF, u-t UF and NF: removal of selected parameters with number of samples.

Table 9.5. Comparison of operational parameters: UF, u-t UF and NF; bold: preferred settings; green: positive results, yellow: medium results, red: negative results.

Table 9.6. Comparison of key performance indicators for the novel ultra-tight UF membrane.

Figure 9.2. Permeability of RO with different pre-treatment membranes: (left): u-t UF and NF, (right): UF and NF with an intermittent biocide treatment of the RO feed (tanks and pipes).

Table 9.7. Quality of RO permeate and comparison with cooling water quality and currently used lake water quality; green: cooling water quality reached/lake water quality exceeded, yellow: cooling water quality can be reached with common post treatment.