2023 January

The January issue reveals the winners of the 2023 20 to Watch: Women in HVAC contest, defines how engineers can and should aim to decarbonize existing heating hot water systems, shares how trade show attendees can optimize their time, lists the best practices for conquering risks and cost inefficiencies related to kitchen grease duct, offers tips on how engineers can convert electric resistance space heating systems to hot water, and much more. Access the full January issue by clicking here.

The Responsible Approach to Grease Duct

Best practices for conquering risks and cost inefficiencies with prefabricated duct.

January 23, 2023

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Best practices for conquering risks and cost inefficiencies with prefabricated duct.

The Decarbonization of Existing Heating Hot Water Systems

Replacing fossil fuel boilers with electric heat pumps is a significant technical challenge, particularly in cold climates.

January 10, 2023

Replacing fossil fuel boilers with electric heat pumps is a significant technical challenge, particularly in cold climates.

The Conversion of Electric Resistance Space Heating Systems to Hot Water

The conversion from electrical to hot water space heating and DHW can be expected to reduce the energy cost for heating by more than 20% in most cases.

I. Oliker PhD, P.E.

Nissim D. Yair

January 5, 2023

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The conversion from electrical to hot water space heating and DHW can be expected to reduce the energy cost for heating by more than 20% in most cases.

Optimizing HVACR Trade Show Attendance

In deciding where to go and who to talk to, attendees should consider what they want to learn about the products and technologies they're most interested in.

Steven G Liescheidt P.E., CCS,

December 29, 2022

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In deciding where to go and who to talk to, attendees should consider what they want to learn about the products and technologies they're most interested in.

The Advantages of Using Haystack

James Regan

January 13, 2023

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Haystack, at its core, is an attempt to standardize the way a point is identified and categorized.

Looking Back to Look Forward

My first 'Energy Engineering' column was published in Engineered Systems in January 1992.

Howard McKew, P.E., C.P.E.

January 12, 2023

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My first 'Energy Engineering' column was published in Engineered Systems in January 1992.

IAQ Without Proper Humidity Will Not Support Occupant Health

Do we even know what ‘doing the right thing’ is anymore?

Stephanie Taylor, M.D., M. Arch, CIC

January 11, 2023

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Do we even know what ‘doing the right thing’ is anymore?

The pump speed is modulated to maintain system differential pressure.

Commissioning Lead/Lag Pumping Operations: Part I, Identifying a Designer’s Intent

If a system was designed to operate in lead/lag, but lead/standby was implemented, it would not be able meet the flow requirements during the highest load periods.

Miles Ryan P.E.

January 9, 2023

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If a system was designed to operate in lead/lag, but lead/standby was implemented, it would not be able meet the flow requirements during the highest load periods.

Stulz’s Air Conditioning Test Center Is One of Europe’s Most Powerful

The center offers air conditioning test capacities of up to 1 MW on an area of 1,110 square meters, making it one of the most powerful facilities of its kind for mission critical cooling systems in Europe.

December 30, 2022

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The center offers air conditioning test capacities of up to 1 MW on an area of 1,110 square meters, making it one of the most powerful facilities of its kind for mission-critical cooling systems in Europe.

The Blueprint: ASME’s Paul Fakes

Paul Fakes, director of government relations, ASME, offers his perspective on the legislation in the latest installment of The Blueprint Q&A.

Herb Woerpel

December 16, 2022

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Paul Fakes, director of government relations, ASME, offers his perspective on the legislation in the latest installment of The Blueprint Q&A.

Conference Center Filter Upgrades Using Performance Contracting Project Delivery

An IAQ audit of the existing central air systems will access multiple space temperature, humidity, particle count samples, and other data.

Howard McKew, P.E., C.P.E.

December 28, 2022

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An IAQ audit of the existing central air systems will access multiple space temperature, humidity, particle count samples, and other data.

A Recession Is Coming

In preparation, ensure your firm is carefully managing its cash flow and doing all it can to retain key employees.

Herb Woerpel

December 26, 2022

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In preparation, ensure your firm is carefully managing its cash flow and doing all it can to retain key employees.

Engineered Systems Magazine

Feature Articles

The Responsible Approach to Grease Duct

The Decarbonization of Existing Heating Hot Water Systems

The Conversion of Electric Resistance Space Heating Systems to Hot Water

Optimizing HVACR Trade Show Attendance

Columns

The Advantages of Using Haystack

Looking Back to Look Forward

IAQ Without Proper Humidity Will Not Support Occupant Health

Commissioning Lead/Lag Pumping Operations: Part I, Identifying a Designer’s Intent

Stulz’s Air Conditioning Test Center Is One of Europe’s Most Powerful

The Blueprint: ASME’s Paul Fakes

Conference Center Filter Upgrades Using Performance Contracting Project Delivery

A Recession Is Coming

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