Presentation:

Passive house in the Mediterranean climate

Two years overall measurements and living
Stefan Pallantzas
www.eipak.org Civil Engineer, President of HPHI, Building Certifier
Anastaseos 112, Papagou,+302114081109
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FIBRAN S.A. , Chania , January 2018
 Passive House
principles

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 Basic requirement
Nearly Zero heating/cooling demand ≤ 15 kWh/(m²a)
Premium

Passive House
Principles
In line with Plus ≤ 30
NZEB

Classic ≤ 45
30
Renewable primary
energy demand
[kWhPER/(m²TFA*a)]
≤ 60
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 Passive House
a global concept
based in
Building Physics

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 Passive House
Reliable
design tools
and
Quality control

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 Project location
Papagou – Athens
GREECE

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 Project location
Papagou – Athens
GREECE

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Project description

TFA:
1ST FLOOR = 85 Τ.Μ.
GROUND FLOOR = 30 Τ.Μ.

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 Building envelope

Application of EIFS on
1st floor + ground floor
Exterior walls
Heating demand 301 kWh/(m2a)
Heating load 129 W/m2
Cooling demand 77 kWh/(m2a)
Cooling load 68 W/m2
Estimated airtightness n50 =5.00 /h

Sensors
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 Building envelope

Before: Ubr.= 1,633 W/m2K

After: Ubr.= 0,178 W/m2K

External Wall Insulation

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 Building envelope

Roof Insulation
Before:
Uroof = 3,442 W/m2K

After:
Uroof = 0,100 W/m2K

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 Building envelope

Thermal Bridges

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 Building envelope

Windows

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 AIRTIGHTNESS

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 VENTILATION
with Heat Recovery

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 VENTILATION

One HRV unit in

ground floor
Heat Recovery = 89%

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 Specific building characteristics with reference to the treated floor area
Alternative
Treated floor area m² 114,6 Criteria criteria Fullfilled?2
Space heating Heating demand kWh/(m²a) 15 ≤ 15 -
yes
Heating load W/m² 12 ≤ - -

Space cooling Cooling & dehum. demand kWh/(m²a) 11 ≤ 16 16

yes
Cooling load W/m² 9 ≤ - 10
Frequency of overheating (> 25 °C) % - ≤ - -
Frequency excessively high humidity (> 12 g/kg) % 0 ≤ 10 yes
Airtightness Pressurization test result n50 1/h 0,6 ≤ 1,0 yes
Non-renewable Primary Energy
PE demand kWh/(m²a) 78 ≤ - -
(PE)
PER demand kWh/(m²a) 43 ≤ 46 43
Primary Energy
Renewable (PER) Generation of renewable yes
kWh/(m²a) 66 ≥ 60 57
energy
2
Empty field: Data missing; '-': No requirement

I confirm that the values given herein have been determined following the PHPP methodology and based on the characteristic
values of the building. The PHPP calculations are attached to this verification.
EnerPHit Plus? yes

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 PHPP is right!
Consumption is low
Comfort is good
People are satisfied

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 PHPP is right!
Consumption is low
Comfort is good
People are satisfied

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Comparing direct
electricity heating
with minisplit

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 PHPP is right!
Consumption is low
Comfort is good
People are satisfied

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2016
Month TOTAL PHPP MEASURED HEATING PHPP HEATING MEASURED COOLING PHPP COOLING MEASURED DHW PHPP DHW MEASURED ELECTRICITY PHPP ELECTRICITY MEASURED
JAN 2016 750,56 619,35 501,00 367,45 - - 47,00 35,00 202,56 216,90
FEB 2016 695,49 388,55 472,00 206,57 - - 34,00 12,87 189,49 169,11
MAR 2016 478,56 339,80 271,00 141,35 - - - 12,08 207,56 186,37
APR2016 267,03 151,35 71,00 5,00 0,166 - - - 195,86 146,35
MAY 2016 202,73 205,90 - - 1,62 - - - 201,11 205,90
JUNE 2016 227,46 195,55 - - 31,43 35,07 - - 196,03 160,48
JULY 2016 333,61 246,40 - - 131,04 55,51 - - 202,56 190,89
AUGUST 2016 311,10 251,85 - - 108,54 58,90 - - 202,56 192,95
SEPTEMBER 2016 207,87 204,65 - - 11,84 7,75 - - 196,03 196,90
OCTOBER 2016 206,99 186,11 - - 0,433 1,69 4,00 10,00 202,56 174,42
NOVEMBER 2016 239,34 237,60 18,31 33,28 - - 25,00 24,00 196,03 180,32
DECEMBER 2016 400,83 402,90 124,27 185,56 - - 74,00 28,30 202,56 189,04

SUM 2016 4.321,57 3.430,01 1.457,58 939,21 285,08 158,92 184,00 122,25 2.394,92 2.209,63
KWh/m2 TFA 37,71 29,93 12,72 8,20 2,49 1,39 1,61 1,07 20,90 19,28

Total Winter Cost = 366,93 € Per Day = 2,02 €

Total Heating Cost = 161,07 € Per Day = 0,89 €
- Total Cooling Cost = 27,25 € Per Day = 0,15 €
Total Summer Cost = 221,31 € Per Day = 1,21 €
Total Yearly Cost = 588,25 € Per Day = 1,61 €

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2017
Month TOTAL PHPP MEASURED HEATING PHPP HEATING MEASURED COOLING PHPP COOLING MEASURED DHW PHPP DHW MEASURED ELECTRICITY PHPP ELECTRICITY MEASURED
JAN 2017 413,40 448,24 163,84 217,08 47,00 35,55 202,56 195,61
FEB 2017 371,31 336,24 154,35 117,53 34,00 28,87 182,96 189,84
MAR 2017 291,18 265,89 88,62 53,69 - 7,84 202,56 204,35
APR2017 219,41 171,38 23,22 5,09 0,166 - 4,99 196,03 161,30
MAY 2017 204,18 229,56 - - 1,62 - - 7,20 202,56 222,36
JUNE 2017 227,46 220,77 31,43 26,89 - 5,40 196,03 188,48
JULY 2017 333,61 320,79 131,04 119,76 - 2,80 202,56 198,23
AUGUST 2017 311,10 287,68 108,54 95,11 - 0,70 202,56 191,87
SEPTEMBER 2017 207,87 187,76 11,84 14,24 - 2,91 196,03 170,61
OCTOBER 2017 206,99 219,90 0,433 4,00 14,23 202,56 205,67
NOVEMBER 2017 239,34 237,63 18,31 29,96 25,00 15,11 196,03 192,56
DECEMBER 2017 400,83 335,27 124,27 107,61 74,00 24,89 202,56 202,77

SUM 2017 3.426,69 3.261,11 572,61 530,96 285,08 256,01 184,00 150,49 2.385,00 2.323,65
KWh/m2 TFA 29,90 28,46 5,00 4,63 2,49 2,23 1,61 1,31 20,81 20,28

Total Winter Cost = 307,78 € Per Day = 1,69 €

Total Heating Cost = 91,06 € Per Day = 0,50 €
Total Cooling Cost = 43,91 € Per Day = 0,24 €
Total Summer Cost = 251,50 € Per Day = 1,37 €
Total Yearly Cost = 559,28 € Per Day = 1,53 €

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Passive House
+RES
Always an
Advantage!

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Passive House
+RES
Always an
Advantage!

Credits : Wolfgang Feist

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 7 years of
experience
Hellenic Passive House Institute

Stefan Pallantzas, PH Building Certifier, President of Board

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 7 years of
experience
100 Courses &
Events
105 Certified PH
Designers
150 members

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 7 years of Volos Penteli Porto Rafti
experience
Passive Houses Kozani Athens
all over Greece

Corfu Papagou

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Thessaloniki Patra Ippokratios Politia
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 7 years of
experience
Important
stakeholders
support the
energy
transition

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 7 years of
experience
2 certified Passive
houses
20 projects under
construction

2 certified PH
Components

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 7 years of
experience
2 European
Projects

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 Nearly Zero Energy
Building ???
Fit-to-NZEB:
Innovative
training
schemes for
retrofitting
to NZEB-
levels

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 The Problem Part 1
The nZEB building:
- efficiency first
- minimum primary energy
consumption
- use of renewables
- RES production on site
- optimum cost effectiveness in
terms of LCA

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 The Problem Part 2

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 The Result

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 The Challenges
 Deficiencies in the training
programmes
 Need for professional training of
trainers
 Outdated training facilities
 Monitoring of training demand
 Engagement of stakeholders
 Communication: improving the
image of the construction sector
© EnEffect  Broad endorsement campaign for
the Roadmaps
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 The new EPBD
По пътя към нулата
www.busenerpro.com
25%  "Energy efficiency first" is a key element
of the Energy Union
Deep
Дълбоко обновяване

renovation
 About 75% of buildings are energy
Нови%сгради%
inefficient
New
2012%.%2050%
75%
buildings to  Only 0.4-1.2% of the stock is renovated
2050 each year

Наличен%сграден%фонд% Сграден%фонд%към%2050%
Building stock to
 The main objective is to accelerate the
Existing building
stock 2050 cost-effective renovation of existing
building, which is a 'win-win' option for
the EU
 Renovation work and energy retrofits
add almost twice as much value as the
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construction of new buildings
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 The new EPBD
www.busenerpro.com
 Long-term strategies for renovation
of the building stock (Art. 4/EED
becomes Art. 2a/EPBD)
 Mobilizing funding for carbon-free
buildings: targets for 2030/2050:
market signals to investors
 ICT and smart technologies,
automation and BIM, e-mobility
© EnEffect  Link between public funding and
EPCs; focus on microclimate and
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 Train-to-NZEB: The
Building Knowledge Hubs
 Improving the training facilities: new
BKHs in Bulgaria, Romania, Czech
Republic, Turkey and Ukraine
 ToRs for equipment and services,
 Business plans
 Innovative training programs
 Qualified and attractive trainers
 Trainings for 2400 construction
© EnEffect workers, 480 designers and 720 non-
specialists

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 Logic of the project
 Tackling the most pressing issue
around
 Covering the full scale of the
academic & VET system (EQF levels
2-7)
 Complementing and providing
sustainability of T2NZEB, resp. BUILD
UP Skills
 Local capacity for trainings on deep
energy retrofit

© EnEffect  Broadening of the geographical

scope and large-scale networking
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 Fit-to-NZEB Goals
 Elaborate a set of required technological
competences related to DER;
 Develop new training programs
employing the newly elaborated
technical competences;
 Review the national educational plans
for the relevant professions and
introduce changes;
 Train and certify a sufficient number of
trainers.
© EnEffect  Support and monitor the first courses
on the new programs at all levels.
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 Fit-to-NZEB main
results 1) Unique educational and training
programs on deep energy retrofit
2) Design drawings of innovative
training and demonstration models
3) Building local capacity: training of
sufficient number of trainers
4) Monitoring and evaluation of pilot
courses
5) Increased awareness on the benefits
© Passive House of deep energy retrofit
Academy
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 F2NZEB: The Basics
• Acronym: FIT-TO-NZEB (F2ZEB)

• Full name: Innovative training

schemes for retrofitting to
NZEB-levels

• Web address: www.fit-to-

nzeb.com

• Language: British English

• Supporting program: Horizon

2020

• Grant Agreement Number:

754059

• Duration: 15 June 2017 – 15

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 Geographic scope
• Involved countries:
• Bulgaria, Romania,
Czech Republic, Italy,
Greece, Croatia,
Ireland, Austria
• Partners from Train-
to-NZEB: Turkey,
Ukraine

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 Send your questions to
info@eipak.org
Passive House
Live in comfort!
Save Energy!
Save the planet!

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Thank You!
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