Re: [recipe] Energy reduction / static management / dynamic management

Chris Lonvick <clonvick@cisco.com> Thu, 26 March 2009 13:43 UTC

Return-Path: <clonvick@cisco.com>
X-Original-To: recipe@core3.amsl.com
Delivered-To: recipe@core3.amsl.com
Received: from localhost (localhost [127.0.0.1]) by core3.amsl.com (Postfix) with ESMTP id C269B3A63EB for <recipe@core3.amsl.com>; Thu, 26 Mar 2009 06:43:52 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -6.599
X-Spam-Level:
X-Spam-Status: No, score=-6.599 tagged_above=-999 required=5 tests=[BAYES_00=-2.599, RCVD_IN_DNSWL_MED=-4]
Received: from mail.ietf.org ([64.170.98.32]) by localhost (core3.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Wl1kGPv+DiLR for <recipe@core3.amsl.com>; Thu, 26 Mar 2009 06:43:51 -0700 (PDT)
Received: from sj-iport-6.cisco.com (sj-iport-6.cisco.com [171.71.176.117]) by core3.amsl.com (Postfix) with ESMTP id B3D963A684B for <recipe@ietf.org>; Thu, 26 Mar 2009 06:43:51 -0700 (PDT)
X-IronPort-AV: E=Sophos;i="4.38,426,1233532800"; d="scan'208";a="274555387"
Received: from sj-dkim-1.cisco.com ([171.71.179.21]) by sj-iport-6.cisco.com with ESMTP; 26 Mar 2009 13:44:45 +0000
Received: from sj-core-1.cisco.com (sj-core-1.cisco.com [171.71.177.237]) by sj-dkim-1.cisco.com (8.12.11/8.12.11) with ESMTP id n2QDijsv021477; Thu, 26 Mar 2009 06:44:45 -0700
Received: from sjc-cde-010.cisco.com (sjc-cde-010.cisco.com [128.107.183.100]) by sj-core-1.cisco.com (8.13.8/8.13.8) with ESMTP id n2QDijjA008483; Thu, 26 Mar 2009 13:44:45 GMT
Date: Thu, 26 Mar 2009 06:44:45 -0700 (PDT)
From: Chris Lonvick <clonvick@cisco.com>
To: Stuart Cheshire <cheshire@apple.com>
In-Reply-To: <F6B5B6E7-8DBE-4473-9592-433430988914@apple.com>
Message-ID: <Pine.GSO.4.63.0903260637110.6866@sjc-cde-010.cisco.com>
References: <F6B5B6E7-8DBE-4473-9592-433430988914@apple.com>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; l=2986; t=1238075085; x=1238939085; c=relaxed/simple; s=sjdkim1004; h=Content-Type:From:Subject:Content-Transfer-Encoding:MIME-Version; d=cisco.com; i=clonvick@cisco.com; z=From:=20Chris=20Lonvick=20<clonvick@cisco.com> |Subject:=20Re=3A=20[recipe]=20Energy=20reduction=20/=20sta tic=20management=20/=20dynamic=20management |Sender:=20; bh=j6eVM6xUGj+lz+udENQ6dA/KmVdwi5I9G4LHsImrKJ0=; b=YmzYy8a3BwjYRhHbGADSqY1eLgGrg9CjRG5SEwynWYcELnuiIKgG0vlBiV FDnpCEIKBq3DaXmhfkZ/Hrkg8g/EbAwnkdkAyTFlCByBdzOgaled76PBWQO0 xPtmv6n55+rAA8sI86jSwd8TgFukGMsAGBevzLjOzUXYao/Hfut1s=;
Authentication-Results: sj-dkim-1; header.From=clonvick@cisco.com; dkim=pass ( sig from cisco.com/sjdkim1004 verified; );
Cc: recipe@ietf.org
Subject: Re: [recipe] Energy reduction / static management / dynamic management
X-BeenThere: recipe@ietf.org
X-Mailman-Version: 2.1.9
Precedence: list
List-Id: "RECIPE \(Reducing Energy Consumption with Internet Protocols Exploration\)" <recipe.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/listinfo/recipe>, <mailto:recipe-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/recipe>
List-Post: <mailto:recipe@ietf.org>
List-Help: <mailto:recipe-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/recipe>, <mailto:recipe-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 26 Mar 2009 13:43:52 -0000

Hi,

I'm sorry that I couldn't make it.  Many thanks for the notes.

Theme (3) is being worked on by the OpenADR (Open Automated Demand 
Response) Communication Standard group.
   http://drrc.lbl.gov/openadr/
They have had several successful field trials.

Regards,
Chris



On Thu, 26 Mar 2009, Stuart Cheshire wrote:

> Some quick thoughts after tonight's dinner:
>
> Here are three (certainly not the only three) broad themes we might want to 
> think about.
>
> 1. Simple reduction of absolute energy usage. There are two aspects to this, 
> measurement and control.
>
> 1a. Measurement -- allowing people to determine where energy is going in 
> their homes. This alone is an important part of enabling people to save 
> energy, by knowing where they're using energy. The first step to replacing 
> your refrigerator with a more efficient one is discovering that your current 
> refrigerator is using too much energy. I'd like to see a world where every 
> power outlet or light switch includes a power meter, which can be 
> interrogated over the network to find out how much power is being drawn from 
> it at any moment.
>
> 1b. Control. For example, using less energy by automatically turning off 
> lights in unoccupied rooms. Here the theme is not more efficient devices, but 
> less use of the devices you have.
>
> 2. Time-sensitive use of energy. When the electricity company charges more 
> for peak-time usage, signaling refrigerator compressors, air conditioning, 
> hot tub heating, electric car charging, and similar high-load devices to try 
> to limit their consumption during peak time can reduce the peak load on the 
> electricity grid, and reduce the customer's electricity bill, even though the 
> total energy consumption may be the same. The difference here is that you're 
> not trying to reduce your hot tub heater's total energy consumption, you're 
> trying to control *when* it consumes that energy.
>
> 3. Dynamic adaptation to current spot pricing. This is an extension of (2). 
> Whereas in (2) the peak and off-peak hours for each day of the week are 
> published well in advance, with spot pricing the instantaneous price of one 
> kWh is not published in advance, but instead is announced in an hour-by-hour 
> or even minute-by-minute basis, according to current demand. The difference 
> between this and case (2) is that case (2) can be handled entirely within the 
> home, by simply entering the peak/off-peak hours manually into some 
> controller, but case (3) would require active communication with the 
> electricity company to determine the current price, which is a larger 
> challenge.
>
> Stuart Cheshire <cheshire@apple.com>;
> * Wizard Without Portfolio, Apple Inc.
> * Internet Architecture Board
> * www.stuartcheshire.org
>
> _______________________________________________
> recipe mailing list
> recipe@ietf.org
> https://www.ietf.org/mailman/listinfo/recipe
>