Demand Response Control of Space Heating in Three Different Building Types in Finland and Germany
Abstract
:1. Introduction
2. Materials and Methods
2.1. Structure of the Simulation
2.2. Acceptable Indoor Temperature Ranges
2.3. Weather Data
2.4. Dynamic Price Data
2.5. Building Simulation Software
2.6. Case Building Description
2.6.1. Apartment Building
2.6.2. Cultural Center
2.6.3. Office Building
2.7. Rule-Based Demand Response Control
2.7.1. Control Signal
2.7.2. Control Algorithm
2.7.3. Rebound Prevention by Setpoint Smoothing
3. Results
3.1. Simulation Cases
3.2. Energy Consumtpion and Cost
3.3. Indoor Air Temperature
4. Discussion
5. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Simulation Cases | Hourly DH Price Data | Average | Maximum | Minimum | Standard Deviation |
---|---|---|---|---|---|
Finnish | Synthetic Finnish price data | 50.62 | 145.40 | 9.14 | 15.37 |
German | Actual German price data | 64.08 | 90.58 | 19.73 | 8.65 |
General Building Information | Apartment Building | Cultural Center | Office Building |
---|---|---|---|
Heated net floor area, (m2) | 4885 | 3937 | 2383 |
Building volume (ext. dimension), (m3) | 12,000 | 16,314 | 8556 |
Envelope area, (m2) | 4780 | 6921 | 3855 |
Window to envelope ratio, (%) | 7.6 | 8.8 | 9.5 |
Property | Finland | Germany | |
---|---|---|---|
Construction year | 1990’s | Early 1930’s | |
U-values, (W/m2K) | |||
External wall | 0.28 | 1.70 | |
Roof | 0.22 | 1.40 | |
Ground slab | 0.36 | 1.0 | |
Windows | 1.0 | 3.0 | |
Air leakage rate n50, (L/h) | 1.0 | 7.0 | |
Heating system | Water radiators | ||
Supply/return temperatures of heating system, (°C) | 70/40 | 80/60 | |
Space heating design power at design temperature, (kW) | 169 | 225 | |
Specific design power in design temperature, (W/m2) | 35 | 46 | |
Ventilation system | |||
Mechanical exhaust, (L/s,m2) | 0.39 | - | |
Natural ventilation average air exchange rate, (1/h) | - | 0.24 (apartments avg. 0.18 L/s,m2) | |
Cooling | No | No |
Property | Finland | Germany | |
---|---|---|---|
Construction year | 1990’s | Early 1980’s | |
U-values, (W/m2K) | |||
External wall | 0.28 | 0.20 | |
Roof | 0.22 | 0.19 | |
Ground slab | 0.36 | 0.28 | |
Windows | 1.0 | 3.0 | |
Air leakage rate n50, (L/h) | 2.0 | 3.0 | |
Heating system | |||
System type | Water radiators, Floor heating (basement, entrance hall) | ||
Supply/return temperatures of heating system, (°C) | 70/40 | 70/40 | |
Space heating design power in design temperature, (kW) | 229 | 175 | |
Specific design power in design temperature, (W/m2) | 58 | 44 | |
Ventilation system | |||
System type | |||
Mechanical supply and exhaust ventilation (CAV) (8 a.m.–10 p.m.) | Air change rate, (L/s,m2) | 0.35–4.5 | - |
Zone | Basement, toilets and technical spaces | - | |
Mechanical supply and exhaust ventilation (VAV with CO2 control) with heat recovery (η = 65%) (8 a.m.–10 p.m.) | Air change rate, (L/s,m2) | 0.35–5.4 | - |
Zone | Other spaces | - | |
Mechanical supply and exhaust ventilation (CAV) without heat recovery (8 a.m.–10 p.m.) (7 a.m.–10 p.m., basement) | Air change rate, (L/s,m2) | - | 1.7–2.36 |
Zone | - | Kitchen, restaurant, basement and hall | |
Mechanical exhaust ventilation (CAV) (always on) | Air change rate, (L/s,m2) | - | 2.5–4.5 |
Zone | - | Toilets | |
Natural ventilation (always on) | Air change rate, (L/s,m2) | - | 0.2–0.43 |
Zone | - | Other spaces | |
Cooling | Yes | No |
Property | Finland | Germany | |
---|---|---|---|
Construction year | 1990’s | Early 1980’s | |
U-values, (W/m2K) | |||
External wall | 0.28 | 0.20 | |
Roof | 0.22 | 0.19 | |
Ground slab | 0.36 | 0.28 | |
Windows | 1.0 | 3.0 | |
Air leakage rate n50, (1/h) | 1.6 | 4.5 | |
Heating system | |||
System type | Water radiators | ||
Supply/return temperatures of heating system, (°C) | 70/40 | 70/40 | |
Space heating design power in design temperature, (kW) | 129 | 101 | |
Specific design power in design temperature, (W/m2) | 54 | 42 | |
Ventilation system | |||
System type | |||
Mechanical supply and exhaust ventilation (VAV with CO2 control) heat recovery (η = 65%) (Workdays 6 a.m.–6 p.m.) | Air change rate, (L/s,m2) | 0.35–3.0 | - |
Zone | Meeting rooms | - | |
Mechanical supply and exhaust ventilation (CAV) (Workdays 6 a.m.–6 p.m.) | Air change rate, (L/s,m2) | 0.35–1.5 | - |
Zone | Office rooms and hallways | - | |
Mechanical supply and exhaust ventilation (CAV) without heat recovery (Workdays 6 a.m.–6 p.m.) | Air change rate, (L/s,m2) | - | 2.1 |
Zone | - | Whole building | |
Cooling | Yes | No |
Country and Building Type | Case | Control Algorithm | Control Signal’s Marginal Value (€/MWh) | Indoor Air Temperature (°C) | Setpoint Smoothing | Night-Time Setback |
---|---|---|---|---|---|---|
Finland, Apartment | F-AB-R-21 Reference case 1 | - | - | 21 | - | No |
F-AB-R-20 Reference case 2 | - | - | 20 | - | No | |
F-AB-15 | DR | +/−15 | 20–23 | - | No | |
F-AB-15-SS | DR | +/−15 | 20–23 | Yes | No | |
F-AB-75 | DR | +/−75 | 20–23 | - | No | |
F-AB-75-SS | DR | +/−75 | 20–23 | Yes | No | |
Finland, Cultural Center | F-CC-R-21 Reference case 1 | - | - | 21 | - | No |
F-CC-R-20 Reference case 2 | - | - | 20 | - | No | |
F-CC-15 | DR | +/−15 | 20–23 | - | No | |
F-CC-15-SS | DR | +/−15 | 20–23 | Yes | No | |
F-CC-75 | DR | +/−75 | 20–23 | - | No | |
F-CC-75-SS | DR | +/−75 | 20–23 | Yes | No | |
F-CC-15-SS-NT | DR+NT | +/−15 | 20–23 | Yes | Yes | |
F-CC-75-SS-NT | DR+NT | +/−75 | 20–23 | Yes | Yes | |
Finland, Office | F-OB-R-21 Reference case 1 | - | - | 21 | - | No |
F-OB-R-20 Reference case 2 | - | - | 20 | - | No | |
F-OB-15 | DR | +/−15 | 20–23 | - | No | |
F-OB-15-SS | DR | +/−15 | 20–23 | Yes | No | |
F-OB-75 | DR | +/−75 | 20–23 | - | No | |
F-OB-75-SS | DR | +/−75 | 20–23 | Yes | No | |
F-OB-15-SS-NT | DR+NT | +/−15 | 20–23 | Yes | Yes | |
F-OB-75-SS-NT | DR+NT | +/−75 | 20–23 | Yes | Yes |
Country and Building Type | Case | Control Algorithm | Control Signal’s Marginal Value (€/MWh) | Indoor air Temperature (°C) | Setpoint Smoothing | Night-Time Setback |
---|---|---|---|---|---|---|
Germany, Apartment | G-AB-R-21 Reference case 1 | - | - | 21 | - | No |
G-AB-R-20 Reference case 2 | - | - | 20 | - | No | |
G-AB-75-SS | DR | +/−75 | 20–23 | Yes | No | |
Germany, Cultural Center | G-CC-R-21 Reference case 1 | - | - | 21 | - | No |
G-CC-R-20 Reference case 2 | - | - | 20 | - | No | |
G-CC-75-SS-NT | DR + NT | +/−75 | 20–23 | Yes | Yes | |
Germany, Office | G-OB-R-21 Reference case 1 | - | - | 21 | - | No |
G-OB-R-20 Reference case 2 | - | - | 20 | - | No | |
G-OB-75-SS-NT | DR + NT | +/−75 | 20–23 | Yes | Yes |
Case | Space Heating | Total DH Energy | Saving Potential | |||
---|---|---|---|---|---|---|
Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | DH Energy (Δ%) | Cost (Δ%) | |
F-AB-R-21 Reference case 1 | 54.4 | 3.6 | 90.5 | 5.4 | 0.0% | 0.0% |
F-AB-R-20 Reference case 2 | 50.1 | 3.3 | 86.1 | 5.2 | 4.8% | 4.4% |
F-AB-15 | 54.0 | 3.5 | 90.0 | 5.4 | 0.5% | 0.7% |
F-AB-15-SS | 53.9 | 3.5 | 90.0 | 5.4 | 0.5% | 0.7% |
F-AB-75 | 52.9 | 3.4 | 89.0 | 5.2 | 1.7% | 3.1% |
F-AB-75-SS | 52.9 | 3.4 | 88.9 | 5.2 | 1.7% | 3.2% |
Case | Space Heating | Total DH Energy | Saving Potential | |||
---|---|---|---|---|---|---|
Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | DH Energy (Δ%) | Cost (Δ%) | |
G-AB-R-21 Reference case 1 | 75.7 | 5.4 | 96.8 | 6.7 | 0.0% | 0.0% |
G-AB-R-20 Reference case 2 | 68.3 | 4.9 | 89.3 | 6.2 | 7.7% | 7.6% |
G-AB-75-SS | 73.0 | 5.2 | 94.1 | 6.5 | 2.8% | 3.2% |
Case | Space Heating | Total DH Energy | Saving Potential | |||
---|---|---|---|---|---|---|
Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | DH Energy (Δ%) | Cost (Δ%) | |
F-CC-R-21 Reference case 1 | 69.0 | 4.5 | 95.8 | 6.3 | 0.0% | 0.0% |
F-CC-R-20 Reference case 2 | 60.5 | 4.1 | 88.7 | 5.9 | 7.5% | 6.1% |
F-CC-15 | 68.5 | 4.5 | 95.4 | 6.3 | 0.5% | 0.7% |
F-CC-15-SS | 68.3 | 4.5 | 95.2 | 6.3 | 0.6% | 0.9% |
F-CC-75 | 66.6 | 4.3 | 93.9 | 6.1 | 2.0% | 3.1% |
F-CC-75-SS | 66.5 | 4.3 | 93.8 | 6.1 | 2.1% | 3.2% |
F-CC-15-SS-NT | 65.3 | 4.3 | 92.5 | 6.1 | 3.4% | 3.0% |
F-CC-75-SS-NT | 64.0 | 4.2 | 91.5 | 6.0 | 4.5% | 4.6% |
Case | Space Heating | Total DH Energy | Saving Potential | |||
---|---|---|---|---|---|---|
Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | DH Energy (Δ%) | Cost (Δ%) | |
G-CC-R-21 Reference case 1 | 78.9 | 5.6 | 122.0 | 8.6 | 0.0% | 0.0% |
G-CC-R-20 Reference case 2 | 68.1 | 4.9 | 111.2 | 7.8 | 8.8% | 8.6% |
G-CC-75-SS-NT | 69.5 | 4.9 | 112.7 | 7.9 | 7.7% | 8.1% |
Case | Space Heating | Total DH Energy | Saving Potential | |||
---|---|---|---|---|---|---|
Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | DH Energy (Δ%) | Cost (Δ%) | |
F-OB-R-21 Reference case 1 | 59.1 | 3.8 | 74.4 | 4.7 | 0.0% | 0.0% |
F-OB-R-20 Reference case 2 | 54.0 | 3.5 | 69.9 | 4.5 | 6.1% | 5.5% |
F-OB-15 | 58.6 | 3.7 | 73.9 | 4.7 | 0.7% | 1.5% |
F-OB-15-SS | 58.4 | 3.7 | 73.7 | 4.7 | 1.0% | 1.8% |
F-OB-75 | 56.7 | 3.5 | 72.2 | 4.4 | 3.0% | 6.7% |
F-OB-75-SS | 56.6 | 3.5 | 72.1 | 4.4 | 3.1% | 6.8% |
F-OB-15-SS-NT | 54.9 | 3.6 | 70.6 | 4.5 | 5.2% | 4.1% |
F-OB-75-SS-NT | 53.5 | 3.4 | 69.3 | 4.4 | 6.8% | 7.8% |
Case | Space Heating | Total DH Energy | Saving Potential | |||
---|---|---|---|---|---|---|
Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | Specific Demand (kWh/m2, a) | Specific Costs (€/m2,a) | DH Energy (Δ%) | Cost (Δ%) | |
G-OB-R-21 Reference case 1 | 58.8 | 4.2 | 118.3 | 8.2 | 0.0% | 0.0% |
G-OB-R-20 Reference case 2 | 50.3 | 3.6 | 109.8 | 7.6 | 7.2% | 7.2% |
G-OB-75-SS-NT | 50.9 | 3.6 | 110.3 | 7.6 | 6.8% | 7.8% |
Case | Degree Hours, (°Ch) | Total Number of Hours, (h) |
---|---|---|
F-AB-R-21 Reference case 1 | 0 | 0 |
F-AB-R-20 Reference case 2 | 13 | 237 |
F-AB-15 | 0 | 0 |
F-AB-15-SS | 0 | 0 |
F-AB-75 | 0 | 0 |
F-AB-75-SS | 0 | 3 |
Case | Degree Hours, (°Ch) | Total Number of Hours, (h) |
---|---|---|
G-AB-R-21 Reference case 1 | 0 | 0 |
G-AB-R-20 Reference case 2 | 67 | 801 |
G-AB-75-SS | 4 | 76 |
Case | Degree Hours, (°Ch) | Total Number of Hours, (h) |
---|---|---|
F-CC-R-21 Reference case 1 | 0 | 0 |
F-CC-R-20 Reference case 2 | 9 | 91 |
F-CC-15 | 0 | 2 |
F-CC-15-SS | 0 | 3 |
F-CC-75 | 1 | 20 |
F-CC-75-SS | 2 | 22 |
F-CC-15-SS-NT | 7 | 60 |
F-CC-75-SS-NT | 13 | 94 |
Case | Degree Hours, (°Ch) | Total Number of Hours, (h) |
---|---|---|
G-CC-R-21 Reference case 1 | 0 | 0 |
G-CC-R-20 Reference case 2 | 12 | 106 |
G-CC-75-SS-NT | 9 | 70 |
Case | Degree Hours, (°Ch) | Total Number of Hours, (h) |
---|---|---|
F-OB-R-21 | 0 | 0 |
F-OB-R-20 | 13 | 129 |
F-OB-15 | 0 | 0 |
F-OB-15-SS | 0 | 0 |
F-OB-75 | 1 | 14 |
F-OB-75-SS | 1 | 16 |
F-OB-15-SS-NT | 61 | 193 |
F-OB-75-SS-NT | 114 | 320 |
Case | Degree Hours, (°Ch) | Total Number of Hours, (h) |
---|---|---|
G-OB-R-21 Reference case 1 | 0 | 0 |
G-OB-R-20 Reference case 2 | 16 | 146 |
G-OB-75-SS-NT | 71 | 214 |
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Suhonen, J.; Jokisalo, J.; Kosonen, R.; Kauppi, V.; Ju, Y.; Janßen, P. Demand Response Control of Space Heating in Three Different Building Types in Finland and Germany. Energies 2020, 13, 6296. https://doi.org/10.3390/en13236296
Suhonen J, Jokisalo J, Kosonen R, Kauppi V, Ju Y, Janßen P. Demand Response Control of Space Heating in Three Different Building Types in Finland and Germany. Energies. 2020; 13(23):6296. https://doi.org/10.3390/en13236296
Chicago/Turabian StyleSuhonen, Janne, Juha Jokisalo, Risto Kosonen, Ville Kauppi, Yuchen Ju, and Philipp Janßen. 2020. "Demand Response Control of Space Heating in Three Different Building Types in Finland and Germany" Energies 13, no. 23: 6296. https://doi.org/10.3390/en13236296