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Type: Posts; User: ICanHas

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  1. Replies
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    The second paragraph can be interpreted very...

    The second paragraph can be interpreted very broadly. Could the "legal process" include silly things like a landlord , HOA and such bringing a legal process for unauthorized roommate/pet policy...
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    More than that. The thermostat itself contains...

    More than that. The thermostat itself contains network key for the network system. It also exacerbate the damage from technician/user stupidity.

    Such threats aren't unique to Nest. It is the...
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    Home Depot takes returns, put returned items...

    Home Depot takes returns, put returned items right back on the shelf. So, if someone buys an internet enabled Embedded Systems type thermostat and it becomes infected (intentionally, or...
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    There's a kit made for this purpose to prevent...

    There's a kit made for this purpose to prevent this. I think it's CPS who sells it. I believe it is like the float ball in a shop vac that chokes the passage when the water rises too far so the motor...
  5. Settled for $100,000...

    The point of this thread is, it's shocking and disappointing that this type of dishonesty is taking place :(

    US Department of Energy and Aerosys, Inc reached a settlement with Aerosys agreeing to...
  6. Thread: Magic Formula

    by ICanHas
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    80-57 and 68-67 only differs one degree in dew...

    80-57 and 68-67 only differs one degree in dew point which means the coil temperature will be similar. You need both WB and DB for great precision, but comparing only the wet bulb is a good...
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    All the other ones went to locked sections and...

    All the other ones went to locked sections and away from the view of search spider :\
    This thread should stay non-technical enough so it can stay here :)
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    Written neutrally for truly objective and...

    Written neutrally for truly objective and informative post :)

    Whoever is behind IceCOLD is stepping up their marketing game. I see that they've spawned yet another website and another business...
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    Please note that I am not singling out Nest....

    Please note that I am not singling out Nest. Everything said here generally applies to all forms of internet capable embedded systems. I personally would not use an IP automation products at home...
  10. Thread: Magic Formula

    by ICanHas
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    459

    ACCA/TVA are equivalent.

    ACCA/TVA are equivalent.
  11. Thread: Magic Formula

    by ICanHas
    Replies
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    459

    http://www.nrel.gov/docs/fy13osti/56354.pdf page...

    http://www.nrel.gov/docs/fy13osti/56354.pdf
    page 20 in PDF table 4.
    Should be generic.

    I think it pivots around 80F, because 80db-67wb entering air is the standard point for equipment rating....
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    That's one of my bigger concerns. Both the Home...

    That's one of my bigger concerns. Both the Home Depot and Target credit card beach were perpetrated through Embedded Systems security exploitation. I think the use of web embedded systems containing...
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    Oh I see. You could set up a Gmail account and...

    Oh I see. You could set up a Gmail account and use it for your public display email, then set it up to forward to your personal email. If annoying reps get to you, simply log-into your gmail and...
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    Just look all around for labels. If you don't...

    Just look all around for labels. If you don't find a tag that tells you refrigerant type and amount, it does not have a compressor.
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    I'm not taking sides here. You said you didn't...

    I'm not taking sides here. You said you didn't like someone contacting you by email but when I look at your profile, your email address is out in the view. IMHO electing to post your email address is...
  16. Have another account as Mike20

    Have another account as Mike20
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    I think potential for this is greater for...

    I think potential for this is greater for facilities that use have critical equipment with CRACs that operate at very high SHR (almost no dehumidification) which means warmer coil. Higher evaporation...
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    Shipping tape vs foil tape

    I am seeing better results with Shurtape HP series (clear OPP) shipping tape in some sealing applications than foil tape :eek2: It's not UV stabilized, so sun light is no no, but it certain sticks...
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    Does it actually have a compressor? A lot of...

    Does it actually have a compressor? A lot of them use thermoelectric type cooler.
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    This is the kind of thing they like to do these...

    This is the kind of thing they like to do these days with proprietary embedded systems.

    You didn't purchase just the hardware. You purchased an embedded system which consists of hardware and a...
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    Slum lord shall not DIY

    Slum lord shall not DIY
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    Appion G5 Twin is what residential guys like. You...

    Appion G5 Twin is what residential guys like. You didn't say what you intend on doing and what your priorities are.
  23. ::DD:

    ::DD:
  24. Do not believe in pastafarianism

    Do not believe in pastafarianism
  25. There's an article on ACHR News about diagnosing...

    There's an article on ACHR News about diagnosing bad valves. Google it.
  26. Seems like suction valve.

    Seems like suction valve.
  27. You said. . ."we bought a highrise condo about a...

    You said. . ."we bought a highrise condo about a year ago and notice the condensation problem when the winter started"

    How many floors and how close are you to the top? Is there a pattern to the...
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    Modular VRV. I'd imagine that they're sized...

    Modular VRV.

    I'd imagine that they're sized to maximally space in cargo containers to make it cheaper to bring in CHINA MADE units.
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    Evidently, drawing wasn't up to your standards....

    Evidently, drawing wasn't up to your standards. :rolleyes:
    Let's see your much better version, ok?
    It's a building with two (of the many) RTUs shown on the roof, then a lamp and a fan within the...
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    That guy's wrong. Essentially all single phase...

    That guy's wrong. Essentially all single phase motors are ran from a three phase source except in residential.

    If you look at a commercial building, it is wired like this in the bigger picture: ...
  31. Is there water INSIDE the window too or am I just...

    Is there water INSIDE the window too or am I just seeing a reflection from the inner layer?
  32. Refer to the first post.

    Refer to the first post.
  33. I think Edmonton is 0F/-18C ish around now. The...

    I think Edmonton is 0F/-18C ish around now. The humidity is practically none at those temps. when 0F air at 100% RH is raised to 68F
    the RH is only 6.2%.

    It's extreme to have 50% RH at...
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    1/2 or 1/3 hp? Something that small should not be...

    1/2 or 1/3 hp? Something that small should not be an issue depending on the size of other three phase motors unless the pump motor is monitored for phase current balance.
    It will be like a single...
  35. Just finished high school?

    Just finished high school?
  36. Replies
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    IDC but maybe I should upgrade my thermostat so...

    IDC but maybe I should upgrade my thermostat so the thing on the left operates as a schedule timer/fan cycler/clock dash board. It looks modern and cute, but it sucks as what it does. The CPH...
  37. same avatar for too long

    same avatar for too long
  38. Replies
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    My new avatar goes nicely with my unfavorable...

    My new avatar goes nicely with my unfavorable view towards proprietary embedded systems
  39. is not too drunk tonight

    is not too drunk tonight
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    http://i.imgur.com/kHcvXVJ.jpg They make a...

    http://i.imgur.com/kHcvXVJ.jpg

    They make a vacuum generator like this. You connect the top to the faucet, then water shoots out the bottom and it creates a vacuum on the side branch. I've never...
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    I meant argument opposing or supporting what I...

    I meant argument opposing or supporting what I described as plausible for moisture entry into a system.


    A puking pumpkin with the color reversed. :grin2:

    You recall that filter drier...
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    It might matter even more for transport...

    It might matter even more for transport refrigeration when there's a rubber hose.

    Here's something interesting.
    Pour some water in a soda bottle. Cap tightly. Weigh it on an analytical balance....
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    That seems like a compressor based system...

    That seems like a compressor based system algorithm. The algorithm for Y and W are not the same on Vision Pro 8000 even if the CPH is set the same. The 5 min interval delay probably overrides...
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    But once it draws in moisture, it doesn't leave...

    But once it draws in moisture, it doesn't leave the system so nicely.


    "jpsmith1cm
    Global Moderator/AOP Committee"

    Did JP turn into a beenthere?
  45. Economic prosperity from potatoes

    Economic prosperity from potatoes
  46. Replies
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    The actual thermostat algorithm is not...

    The actual thermostat algorithm is not necessarily disclosed in the manual. I'm probing at the Honeywell one. I made a thread on it. There's apparently a minimum on-time enforcement in heat.

    For...
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    And a certain brand of thermostat that likes to...

    And a certain brand of thermostat that likes to short cycle to maintain a small swing. Short cycling problems can develop on a system soon after installing this brand of thermostat.

    A mechanical...
  48. I think it depends on which valve. If the...

    I think it depends on which valve.

    If the discharge valve is weak, you'll have a higher effective intake temperature, because part of the intake is re-inhaling the hot gas.

    if the suction...
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    Look up: Aerosol spray Aspirator vacuum pump. ...

    Look up:
    Aerosol spray
    Aspirator vacuum pump.
    Carburetor fuel aspiration
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    Maybe osmosis theory is relevant? ...

    Maybe osmosis theory is relevant?

    http://en.wikipedia.org/wiki/Osmotic_pressure
    Read where it says osmotic pressure of sea water is 27 atms (which is like 400 psi)
    So, if you put salt water in...
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