Post on 10-Jan-2016
description
Greening The Living Rainforest
Feije de Zwart
Wageningen UR Greenhouse Horticulture
Amazonica Lowlands
propagation
1050 m² greenhouse
600 m² other buildings
760 m² 240 m² 50 m²
Buildings of The Living Rainforest
Simulated energy consumption of TLR 2006
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec0
50
100
150
200
250
300
350
400
450liter oil equivalents per dayLiter oil equivalent per day
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec0
200
400
600
800
1000
1200
1400liter oil and kg Woodchip per day
Simulated energy consumption of TLR 2006Liter oil kg woodchip (30% moisture) per day
oil
woodchip250 ton/year
3500 liter/year
350 1400
351 1200
352 1000
353 800
354 600
355 400
356 200
0 0
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec0
200
400
600
800
1000
1200
1400liter oil and kg Woodchip per day
Simulated energy consumption of TLR 2006Liter oil kg woodchip (30% moisture) per day
oil
woodchip250 ton/year
3500 liter/year
350 1400
351 1200
352 1000
353 800
354 600
355 400
356 200
0 0
40 times a year
Amazonica Lowland Offices
800 m² 400 m² 120 m²
1200 m² new energy friendly greenhouse
650 m² other buildings
Proposed refurbisment TLR
Energy consumption of complete refurbished TLR
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec0
50
100
150
200
250
300
350
400
450Oil equivalents [liter/day]
20% more greenhouse,10% more office surface
60% reduction of energy use
105 tonnes woodchip per year
Heat demand versus heat surplus
winter summer
Heat demand and heat surplus
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec0
50
100
150
200Oil equivalents [liter/day]
Two problems:
How to extract the heat from the surplus
How to apply the extracted heat (seasonal asynchrony and low temperature)
Loading the VSHE
28 °C
24 °C22 °C
10 12 16 20 24 20 16 12 10
Applying stored heat
22 °C
30 °C
25 °C
2 °C
0 °C
11 6 2 6 11 16 18 16 12 10
Applying stored heat
3 units from VSHE
1 unit electricity
4 units heat
COP = 4
More than half of the heat comes from heat pump
Oil equivalents [liter/day]
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec0
50
100
150
200
44% from wood chips 56% from heat pump 50 tonnes woodchip 60 MWh electricity
Heat pump, heat capture and VSHE
Saving:55 tonnes woodchip per year
Amazonica Lowlands
propagation
First only a small renovation
Amazonica Lowland Offices
new grnh
760 m² 240 m² 200 m² 120 m²
1000 m² old, very energy inefficient greenhouses
200 m² new, energy friendly greenhouse
650 m² other buildings
First only a small renovation
Thank you for your
attention