Case Studies

In the following case studies, you can learn more about how we apply an integrated design process and troubleshoot our projects.

Solar Photovoltaic Yield: 16 years of Measurements from the CoolTek House, Malaysia

Gregers Reimann

Dec 11, 20244 min read

News

Solar Photovoltaic Yield: 16 years of Measurements from the CoolTek House, Malaysia

Great lessons from this pioneering domestic solar photovoltaic installation in Malaysia. Feel free to download the measured data.

COOLER Cities #02: Cool Roof Paint Retrofit

Wei Han Wong

Dec 6, 20248 min read

News

COOLER Cities #02: Cool Roof Paint Retrofit

This case study showed annual energy savings of USD60,000 as well as greatly improving the thermal comfort from applying cool roof paint.

Marius Brun

Aug 23, 202411 min read

News

Invisible Shading for Glass Facades

A new and interesting facade shading system, MicroShade, that is invisible to the human eye. It allows slick fully glazed facades that shade

Low-E Glass Impact on Thermal Comfort and Energy Savings

Romain Beaudouin

Aug 14, 20246 min read

Case Studies

Low-E Glass Impact on Thermal Comfort and Energy Savings

Thermographic documentation and detailed simulation analysis of the energy and thermal comfort benefits of using low-emissivity glass.

Sarah Salim

May 14, 20244 min read

Case Studies

COOLER Cities #01: Surface Temperatures

In this first of the "COOLER Cities" article series, we investigate the surface temperatures around us using our thermographic camera.

Beauty from the Beast: The Power of Retrofit

Gregers Reimann

Feb 5, 20245 min read

News

Beauty from the Beast: The Power of Retrofit

Our beautiful retrofit achieved remarkable saving in energy (5-fold), embodied carbon (7-fold), and doubling of the occupant satisfaction.

Annisa Ilias

Jan 24, 20242 min read

News

Beyond 25°C

Heard of the new government setpoint made last year? The question: Could we bump the setpoint even up beyond 25°C, and still be comfy?

Sky Cooling and Dehumidification Concept

Marine Guinee

Jul 20, 20234 min read

Case Studies

Sky Cooling and Dehumidification Concept

CFD simulations show a proof of concept for our innovative Sky Cooling System for Zero-Energy bedroom air-conditioning at night.

Thermographic Investigation of Greenery on Facade

Marine Guinee

Jul 7, 20233 min read

News

Thermographic Investigation of Greenery on Facade

IEN undertook a thermographic investigation to quantify the cooling effect of facade greenery. A significant temperature drop was observed!

Condensation Risk in a Hospital Building

Yamona Segar

Oct 4, 20225 min read

News

Condensation Risk in a Hospital Building

IEN investigates through simulation the degree of thermal bridging and resulting risk of condensation on the ceiling space below

Recycling System for Apartment Buildings

Gregers Reimann

Sep 19, 20223 min read

News

Recycling System for Apartment Buildings

In just 2 weeks we installed a recycling system costing less than RM8 (USD2.50) per apartment, and recycling rates more than doubled!

Adsorption Cooling from Low Temperature Waste Heat

Charles Loo

Aug 17, 20223 min read

News

Adsorption Cooling from Low Temperature Waste Heat

We installed an adsorption chiller to turn waste heat into free cooling. Even low grade waste heat down to about 60degC can be used.

Suwan Bonma

Jun 30, 20222 min read

Case Studies

Thermal Comfort in the Dome-shaped Hall

The Issue A client approached us to undertake a thermal comfort study of an existing dome-shaped building located in the hot and humid...

LEED for Existing Buildings Operations & Maintenance (O+M): Plaza33 Case Study

Sheena Moses

Jun 9, 20224 min read

Case Studies

LEED for Existing Buildings Operations & Maintenance (O+M): Plaza33 Case Study

The article discusses the continuity of green building performance and optimization from a LEED Certified building standpoint.

Bjorn Bull Hansen

May 31, 20224 min read

Case Studies

Natural Ventilation of School Canteen

The following case study investigates natural ventilation concepts for a school dining pavilion.

Energy Efficiency "Shopping List" – Getting the best Bang! for your Ringgit.

Ir. Khim Bok Tan

May 26, 20223 min read

Case Studies

Energy Efficiency "Shopping List" – Getting the best Bang! for your Ringgit.

In this case study, we present how we put together an Energy Efficiency Shopping List that provided the owner with an informed decision

Daylight Simulation: Skylight Designs for Large Retail Mall

Suwan Bonma

May 20, 20224 min read

Case Studies

Daylight Simulation: Skylight Designs for Large Retail Mall

THE ISSUES We are the sustainability consultant for a new large retail mall in the new financial hub of Kuala Lumpur. The design intent...

Small Industrial Premise Fit-out: Surpassing Energy Efficiency Goals

Ir. Khim Bok Tan

Mar 24, 20222 min read

Case Studies

Small Industrial Premise Fit-out: Surpassing Energy Efficiency Goals

Adopting the philosophy of providing enough without oversizing, we achieved good energy reduction for the project in this case study

Future Climate and effects on Cooling Loads

Bjorn Bull Hansen

Mar 21, 20225 min read

Case Studies

Future Climate and effects on Cooling Loads

How will a warmer climate affect the peak load (RT) and annual consumption (RTh) of a building? We are taking a look in this case study.

Bjorn Bull Hansen

Feb 28, 20224 min read

Case Studies

Thermal Comfort in the Workshop

Learn more about our approach and how we used measurements and energy simulations to evaluate various thermal comfort improvement strategies

Troubleshooting Thermal Comfort Issues at Air Conditioned Link Bridge

Ir. Khim Bok Tan

Feb 14, 20223 min read

Case Studies

Troubleshooting Thermal Comfort Issues at Air Conditioned Link Bridge

Read how we helped the building owner find the cause and proposed solutions to the thermal comfort issues at an air conditioned space.

IEN Consultants

Case Studies

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IEN Consultants Sdn. Bhd. (HQ)

IEN Consultants (Singapore) Pte. Ltd.

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