[TRNSYS-users] Running error
王洋
wanghongyang1767 at gmail.com
Mon Mar 28 01:56:52 PDT 2011
Dear all,
There is a Error Message:
Error in automatic heat transfer calculation for surface 1 or its adjacent
surface!: Automatic heat transfer calculation is only allowed on surfaces
within a zone. Please check building input file (.bui)!
ATTACHED were .inf and .dck files.
Many thanks!
Br.
wang
2011/3/27 <trnsys-users-request at cae.wisc.edu>
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> 1. Re: Questions about Type 194 and Type 665
> (=?utf-8?B?bHZndWFuZ3poYW8=?=)
>
>
> ---------- 已转发邮件 ----------
> From: "lvguangzhao" <lvguangzhao at 126.com>
> To: "David BRADLEY" <d.bradley at tess-inc.com>
> Date: Sun, 27 Mar 2011 16:51:10 +0800
> Subject: Re: [TRNSYS-users] Questions about Type 194 and Type 665
> Hello David, thank you for your help! Now I encounter a new
> problem. Current to load not current to battery exsits when the heat pump is
> not in operation. Though the irradiance during that time is low, but I think
> the battery bank should be charged when it's not fully charged. Thank you in
> advance!
>
>
> 2011-03-27
> -----------------------------------------
> Guangzhao Lv
> ------------------------------
> *发件人：* David BRADLEY
> *发送时间：* 2011-03-15 05:05:06
> *收件人：* lvguangzhao
> *抄送：* trnsys-users
> *主题：* Re: [TRNSYS-users] Questions about Type 194 and Type 665
> Guangzhao
> My apologies for the delay, I am still working on trying to get the
> parameters for your PV module generated. While Type194 is the preferred
> model, you could use Type94 for the time being.
>
> As for the mode parameter in Type194, you don't need to worry about it.
> For a time, we were adding an extra "mode" parameter to all new Types that
> we wrote just in case we needed it in the future so that we wouldn't run
> into backwards compatibility problems. Type194 only has one mode.
>
> Lastly, the voltage of your PV array and the voltage of your battery bank
> typically need to match each other. A battery charge controller can handle
> some differences but the idea is usually that you want your DC PV array to
> run at a voltage that is a bit higher than the battery bank voltage so that
> it can be used to charge the batteries without a step-down voltage
> converter. The number of cells within a PV module obviously can't be
> changed. However, the number of modules that you connect in series and
> parallel can be. Your PV array will run at multiples of about 17.5V, which
> is about normal for charging a 12V battery system I would think. If you have
> PVs in series, you would need to also have batteries in series as well.
> Kind regards,
> David
>
> On 3/14/2011 08:21, lvguangzhao wrote:
>
> Hello,David,I urgently want to get your help.
> Following are the parameters I missed.
> Temperature coefficient of short circuit current = 0.0010 [1/k]
> Temperature coefficient of open circuit voltage = -0.0038 [v/k]
> It's a mono-silicon based panel. All of the parameters I sent to you are
> from the product manual. The test result of open circuit
> voltage also matches that value.
> I also want to know which type I should use, type194 or type194b? The
> parameters of Type194b's seem can be changed. But a message " Only mode
> 1 has been implemented, mode 2 was created for future updates" is showed in
> mode card. I'm not sure whether it has been implemented now.
> I have another question about the capacity of a battery bank. The capacity
> of a battery bank will not vary with the number of cells in series. So if it
> means that the cell capacity should vary with the number of cells in series?
> Best regards!
>
>
> 2011-03-13
> ------------------------------
> Guangzhao Lv
> ------------------------------
> *发件人：* David BRADLEY
> *发送时间：* 2011-03-09 03:24:00
> *收件人：* lvguangzhao
> *抄送：* trnsys-users
> *主题：* Re: [TRNSYS-users] Questions about Type 194 and Type 665
> Guangzhao,
> I also need to know the temperature coefficient of short circuit current
> and the temperature coefficient of open circuit voltage. Both of these
> should be listed on the manufacturer's data sheet. Also, is this a
> silicon-based panel or some other material? The reason I ask is that silicon
> cells typically run at about 0.5V per cell so 36 in series would have an
> open cell voltage more like 18V than 21.5V. Its not impossible of course.
> Kind regards,
> David
>
>
> On 3/8/2011 05:21, lvguangzhao wrote:
>
> Hello, David, thank you very much for your reply.Attached are my
> project.Following are the parameters that I am trying to enter into the EES.
> Number of cells in series within a module = 36
> Open circuit voltage at reference conditions = 21.5 V
> Short ciecuit current at reference conditions = 7.55 amp
> Max. power voltage at reference conditions = 17.5 V
> Max. power current at reference conditions = 6.86 amp
> Module area = 0.92m2
> I also have tryed to change some parameters in EXAMPLE.VAR in the folder of
> Type194 ,but I didn't know what to correct.
> Thank you in advance !
>
>
> 2011-03-08
> ------------------------------
> Guangzhao Lv
> ------------------------------
> *发件人：* David BRADLEY
> *发送时间：* 2011-03-02 23:04:11
> *收件人：* lvguangzhao
> *抄送：* trnsys-users
> *主题：* Re: [TRNSYS-users] Questions about Type 194 and Type 665
> Guangzhao,
> Could you please send me an email containing the parameters that you are
> entering into the EES plugin for Type194? I have run into some similar
> problems in the past and may be able to help solve this one. It sounds from
> what you describe as though the problem is in launching the plugin, not
> actually in having the plugin solve so perhaps you only need to send me the
> Trnsys Studio project that causes the error.
> Kind regards,
> David
>
>
> On 3/1/2011 00:47, lvguangzhao wrote:
>
> Hello, I have two questions to ask.
> 1. I encountered a problem when I was trying to change the parameters of
> Type 194 using EES. A error "Missing user function or improper format for
> Call statement" was showed after I clicked on the icon on the parameter
> card. What's wrong with it?
> 2. A convertible frequency air source heat pump is needed in my model but I
> can't find one in TRNSYS. Is Type 665 Ok?
> 2011-03-01
> ------------------------------
> Guangzhao Lv
>
>
> _______________________________________________
> TRNSYS-users mailing listTRNSYS-users at cae.wisc.eduhttps://mailman.cae.wisc.edu/listinfo/trnsys-users
>
>
> --
> ***************************
> David BRADLEY
> Principal
> Thermal Energy Systems Specialists, LLC
> 22 North Carroll Street - suite 370
> Madison, WI 53703 USA
>
> P:+1.608.274.2577
> F:+1.608.278.1475d.bradley at tess-inc.com
> http://www.tess-inc.comhttp://www.trnsys.com
>
>
> --
> ***************************
> David BRADLEY
> Principal
> Thermal Energy Systems Specialists, LLC
> 22 North Carroll Street - suite 370
> Madison, WI 53703 USA
>
> P:+1.608.274.2577
> F:+1.608.278.1475d.bradley at tess-inc.com
> http://www.tess-inc.comhttp://www.trnsys.com
>
>
> --
> ***************************
> David BRADLEY
> Principal
> Thermal Energy Systems Specialists, LLC
> 22 North Carroll Street - suite 370
> Madison, WI 53703 USA
>
> P:+1.608.274.2577
> F:+1.608.278.1475d.bradley at tess-inc.com
> http://www.tess-inc.comhttp://www.trnsys.com
>
>
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