big picture Archives - Energy Vanguard https://www.energyvanguard.com/tag/big-picture/ Building science knowledge, HVAC design, & fun Thu, 30 May 2024 17:11:13 +0000 en-US hourly 1 https://wordpress.org/?v=6.6.2 Are We Decarbonizing Yet? https://www.energyvanguard.com/blog/are-we-decarbonizing-yet/ https://www.energyvanguard.com/blog/are-we-decarbonizing-yet/#view_comments Thu, 30 Nov 2023 23:05:18 +0000 https://www.energyvanguard.com/?p=8697 The latest US energy consumption chart from the Lawrence Livermore National Lab (LLNL) is out.  That’s it above.  (Click here to download a high resolution version.)  As always, it’s full of interesting data.  You can learn a lot about how…

The post Are We Decarbonizing Yet? appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/are-we-decarbonizing-yet/feed/ 56 The Meaning of Rejected Energy https://www.energyvanguard.com/blog/the-meaning-of-rejected-energy/ https://www.energyvanguard.com/blog/the-meaning-of-rejected-energy/#view_comments Wed, 20 Jul 2022 14:21:02 +0000 https://www.energyvanguard.com/?p=7596 I love the US energy flow charts published by the Lawrence Livermore National Lab each year.  The chart for 2021 came out in April, and you can see it in its full glory above.  (Right click to download the full…

The post The Meaning of Rejected Energy appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/the-meaning-of-rejected-energy/feed/ 20 The Big Picture of Indoor Air Quality – Excerpt https://www.energyvanguard.com/blog/the-big-picture-of-indoor-air-quality-excerpt/ https://www.energyvanguard.com/blog/the-big-picture-of-indoor-air-quality-excerpt/#view_comments Thu, 21 Apr 2022 14:57:57 +0000 https://www.energyvanguard.com/?p=7378 The quote below is a classic from the 1893 book, Ventilation and Heating, by John Shaw Billings.  The imagery of wearing someone else’s dirty underwear may shock you, but Billings makes a compelling point.  We essentially do something worse whenever…

The post The Big Picture of Indoor Air Quality – Excerpt appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/the-big-picture-of-indoor-air-quality-excerpt/feed/ 6 Book Ventilation Chapter first two pages https://www.energyvanguard.com/knowledge/book-house-needs-breathe-or-does-it/book-ventilation-chapter-first-two-pages/ Thu, 07 Apr 2022 13:34:11 +0000 https://www.energyvanguard.com/?page_id=7355 The first two pages of the ventilation chapter in the galley copy of A House Needs to Breathe…Or Does It? by Allison A. Bailes III, PhD.  This is not the final version of these pages.  The book will be available…

The post Book Ventilation Chapter first two pages appeared first on Energy Vanguard.

]]> Get Ready for the 2022 National Home Performance Conference! https://www.energyvanguard.com/blog/get-ready-for-the-2022-national-home-performance-conference/ https://www.energyvanguard.com/blog/get-ready-for-the-2022-national-home-performance-conference/#view_comments Tue, 22 Mar 2022 12:26:31 +0000 https://www.energyvanguard.com/?p=7269 One of my absolute favorite conferences is coming up soon.  The Building Performance Association* is holding its annual National Home Performance Conference next month in Nashville, Tennessee.  When I was new in the world of building science and home performance,…

The post Get Ready for the 2022 National Home Performance Conference! appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/get-ready-for-the-2022-national-home-performance-conference/feed/ 2 The Top Articles in the Energy Vanguard Blog in 2021 https://www.energyvanguard.com/blog/the-top-articles-in-the-energy-vanguard-blog-in-2021/ https://www.energyvanguard.com/blog/the-top-articles-in-the-energy-vanguard-blog-in-2021/#view_comments Fri, 31 Dec 2021 13:14:58 +0000 https://www.energyvanguard.com/?p=6989 It’s the last day of the year, so let’s wrap it up with some lists.  Whether you missed some of the articles I wrote this year or are just curious about what other people were reading here, I’ve got three…

The post The Top Articles in the Energy Vanguard Blog in 2021 appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/the-top-articles-in-the-energy-vanguard-blog-in-2021/feed/ 3 The 2021 Energy Vanguard Wrap-up https://www.energyvanguard.com/blog/the-2021-energy-vanguard-wrap-up/ https://www.energyvanguard.com/blog/the-2021-energy-vanguard-wrap-up/#view_comments Tue, 28 Dec 2021 15:44:24 +0000 https://www.energyvanguard.com/?p=6977 Here we are at the end of another year.  It’s been a weird one!  I certainly won’t go into all the weirdness of 2021, but let me give you the Energy Vanguard wrap-up, divided into five categories.  Four of them…

The post The 2021 Energy Vanguard Wrap-up appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/the-2021-energy-vanguard-wrap-up/feed/ 4 How’s the New Home Electrification Movement Going? https://www.energyvanguard.com/blog/how-is-the-new-home-electrification-movement-going/ https://www.energyvanguard.com/blog/how-is-the-new-home-electrification-movement-going/#view_comments Thu, 22 Jul 2021 11:22:37 +0000 https://www.energyvanguard.com/?p=6219 On the new home electrification front, the Home Innovation Research Labs released some interesting data this month.  You may have noticed that going all-electric with buildings and transportation has become a thing in the past few years.  Climate change is…

The post How’s the New Home Electrification Movement Going? appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/how-is-the-new-home-electrification-movement-going/feed/ 38 How to Spot Deceptive Heating Efficiency Claims https://www.energyvanguard.com/blog/how-spot-deceptive-heating-efficiency-claims/ https://www.energyvanguard.com/blog/how-spot-deceptive-heating-efficiency-claims/#view_comments Wed, 10 Feb 2021 07:00:56 +0000 http://energyvanguard.flywheelsites.com/?p=5110 Sometimes companies that make products stretch the truth, embellish features, or rely on their potential customers’ ignorance of how things work.  Shocking, I know.  The world of electric heating has such companies.  But if you’re looking for a device that…

The post How to Spot Deceptive Heating Efficiency Claims appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/how-spot-deceptive-heating-efficiency-claims/feed/ 23 Cancer and Coronavirus https://www.energyvanguard.com/blog/cancer-and-coronavirus/ https://www.energyvanguard.com/blog/cancer-and-coronavirus/#view_comments Sun, 22 Mar 2020 23:44:14 +0000 http://energyvanguard.flywheelsites.com/?blog_post=cancer-and-coronavirus Cancer treatment during the coronavirus pandemic is something I’ve been thinking about for a couple of weeks now.  Then on Friday, Vox published an article on that very topic:  The dilemmas facing cancer doctors and patients in the coronavirus pandemic. …

The post Cancer and Coronavirus appeared first on Energy Vanguard.

]]> https://www.energyvanguard.com/blog/cancer-and-coronavirus/feed/ 7