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SG1[_3_] 15-09-2009 11:30 PM

Going Green
 
Just had 6 solar panels put on the roof. Readers outside of QLD weep total
cost $380.00
As we have to wait for Ergon to put in a new outgoing meter, atm our main
meter is running backwards for part of the day. The reason it is so cheap is
The Blight arranged a Qld special with a Gold Coast company. The rest is
made up by the feds. Who unfortunately have reduced their subsidy to $7500
from $8000, Copenhagen be damned eh????? Now that I have felt superiour for
a little while I guess it is back to watering (rain water) the vegies.
Jim



Jock[_2_] 20-09-2009 12:32 PM

Going Green
 
the solar component the govcos are patting themselves on the back stupid over
is going to amount to nothing the way everyone is buying a plasma / whatever
big screen TV and whatever other Chinese appliantology (RIP F.Z.) to fill the
living room. Yearly power consumption per capita has soared.
The new residentials that need the power the solar is meant to save now have
less than before and the taxpayers (us good guys) have to pay the bill for
solar initiatives and desal then new power stations as required in the
future.

That's a great price for your solar all the same.
Jock


"SG1" wrote in message
...
: Just had 6 solar panels put on the roof. Readers outside of QLD weep total
: cost $380.00
: As we have to wait for Ergon to put in a new outgoing meter, atm our main
: meter is running backwards for part of the day. The reason it is so cheap
is
: The Blight arranged a Qld special with a Gold Coast company. The rest is
: made up by the feds. Who unfortunately have reduced their subsidy to $7500
: from $8000, Copenhagen be damned eh????? Now that I have felt superiour for
: a little while I guess it is back to watering (rain water) the vegies.
: Jim
:
:



SG1[_3_] 20-09-2009 10:17 PM

Going Green
 
Jock
Would not Glenfiddick be more suitable? I have a small (if 32" is small)
plasma and the meter was going backwards with it running the other day.

"Jock" wrote in message
...
the solar component the govcos are patting themselves on the back stupid
over
is going to amount to nothing the way everyone is buying a plasma /
whatever
big screen TV and whatever other Chinese appliantology (RIP F.Z.) to fill
the
living room. Yearly power consumption per capita has soared.
The new residentials that need the power the solar is meant to save now
have
less than before and the taxpayers (us good guys) have to pay the bill for
solar initiatives and desal then new power stations as required in the
future.

That's a great price for your solar all the same.
Jock


"SG1" wrote in message
...
: Just had 6 solar panels put on the roof. Readers outside of QLD weep
total
: cost $380.00
: As we have to wait for Ergon to put in a new outgoing meter, atm our
main
: meter is running backwards for part of the day. The reason it is so
cheap
is
: The Blight arranged a Qld special with a Gold Coast company. The rest is
: made up by the feds. Who unfortunately have reduced their subsidy to
$7500
: from $8000, Copenhagen be damned eh????? Now that I have felt superiour
for
: a little while I guess it is back to watering (rain water) the vegies.
: Jim
:
:





Jock[_2_] 22-09-2009 12:07 PM

Going Green
 
Glenfiddich is OK - nothing less than a single malt please!


"SG1" wrote in message
...
: Jock
: Would not Glenfiddick be more suitable? I have a small (if 32" is small)
: plasma and the meter was going backwards with it running the other day.
:
: "Jock" wrote in message
: ...
: the solar component the govcos are patting themselves on the back stupid
: over
: is going to amount to nothing the way everyone is buying a plasma /
: whatever
: big screen TV and whatever other Chinese appliantology (RIP F.Z.) to fill
: the
: living room. Yearly power consumption per capita has soared.
: The new residentials that need the power the solar is meant to save now
: have
: less than before and the taxpayers (us good guys) have to pay the bill
for
: solar initiatives and desal then new power stations as required in the
: future.
:
: That's a great price for your solar all the same.
: Jock
:
:
: "SG1" wrote in message
: ...
: : Just had 6 solar panels put on the roof. Readers outside of QLD weep
: total
: : cost $380.00
: : As we have to wait for Ergon to put in a new outgoing meter, atm our
: main
: : meter is running backwards for part of the day. The reason it is so
: cheap
: is
: : The Blight arranged a Qld special with a Gold Coast company. The rest
is
: : made up by the feds. Who unfortunately have reduced their subsidy to
: $7500
: : from $8000, Copenhagen be damned eh????? Now that I have felt superiour
: for
: : a little while I guess it is back to watering (rain water) the vegies.
: : Jim
: :
: :
:
:
:
:



Jonno[_20_] 22-09-2009 01:23 PM

Going Green
 
Re going Green.
Do what you can and "can" what you cant.
One thing is for certain, if you dont make ends meet now that prices are
reasonable, you will certainly wont be able to afford any sort of energy
when its expected everyone has green power facilities.
As the rental market is so large, it should be insisted that all rental
properties owners must make provisions for installations.
And I know what people are thinking....
But it will sertainly allow rentals to go up if power is cheaper and saves
tenants money on power....


"Jock" wrote in message
...
Glenfiddich is OK - nothing less than a single malt please!


"SG1" wrote in message
...
: Jock
: Would not Glenfiddick be more suitable? I have a small (if 32" is small)
: plasma and the meter was going backwards with it running the other day.
:
: "Jock" wrote in message
: ...
: the solar component the govcos are patting themselves on the back
stupid
: over
: is going to amount to nothing the way everyone is buying a plasma /
: whatever
: big screen TV and whatever other Chinese appliantology (RIP F.Z.) to
fill
: the
: living room. Yearly power consumption per capita has soared.
: The new residentials that need the power the solar is meant to save
now
: have
: less than before and the taxpayers (us good guys) have to pay the bill
for
: solar initiatives and desal then new power stations as required in the
: future.
:
: That's a great price for your solar all the same.
: Jock
:
:
: "SG1" wrote in message
: ...
: : Just had 6 solar panels put on the roof. Readers outside of QLD weep
: total
: : cost $380.00
: : As we have to wait for Ergon to put in a new outgoing meter, atm our
: main
: : meter is running backwards for part of the day. The reason it is so
: cheap
: is
: : The Blight arranged a Qld special with a Gold Coast company. The
rest
is
: : made up by the feds. Who unfortunately have reduced their subsidy to
: $7500
: : from $8000, Copenhagen be damned eh????? Now that I have felt
superiour
: for
: : a little while I guess it is back to watering (rain water) the
vegies.
: : Jim
: :
: :
:
:
:
:




Jock[_2_] 23-09-2009 01:35 AM

Going Green
 
I have a solar hot water thingo - it's good. I am waiting for Kevin07 to
spring the $8k approval then we have a solar 1kW installation. I am OK with
spending my tax dollars on my day to days in this way. Just ****es me when
by the end of it all, there will be those with solar stuff and those with no
solar - purely because they cannot afford to shell out a baby bonus or two in
a good way or that as you mention - they have no say due to being a tenant.


"Jonno" wrote in message
...
: Re going Green.
: Do what you can and "can" what you cant.
: One thing is for certain, if you dont make ends meet now that prices are
: reasonable, you will certainly wont be able to afford any sort of energy
: when its expected everyone has green power facilities.
: As the rental market is so large, it should be insisted that all rental
: properties owners must make provisions for installations.
: And I know what people are thinking....
: But it will sertainly allow rentals to go up if power is cheaper and saves
: tenants money on power....
:
:
: "Jock" wrote in message
: ...
: Glenfiddich is OK - nothing less than a single malt please!
:
:
: "SG1" wrote in message
: ...
: : Jock
: : Would not Glenfiddick be more suitable? I have a small (if 32" is
small)
: : plasma and the meter was going backwards with it running the other day.
: :
: : "Jock" wrote in message
: : ...
: : the solar component the govcos are patting themselves on the back
: stupid
: : over
: : is going to amount to nothing the way everyone is buying a plasma /
: : whatever
: : big screen TV and whatever other Chinese appliantology (RIP F.Z.) to
: fill
: : the
: : living room. Yearly power consumption per capita has soared.
: : The new residentials that need the power the solar is meant to save
: now
: : have
: : less than before and the taxpayers (us good guys) have to pay the
bill
: for
: : solar initiatives and desal then new power stations as required in
the
: : future.
: :
: : That's a great price for your solar all the same.
: : Jock
: :
: :
: : "SG1" wrote in message
: : ...
: : : Just had 6 solar panels put on the roof. Readers outside of QLD
weep
: : total
: : : cost $380.00
: : : As we have to wait for Ergon to put in a new outgoing meter, atm
our
: : main
: : : meter is running backwards for part of the day. The reason it is so
: : cheap
: : is
: : : The Blight arranged a Qld special with a Gold Coast company. The
: rest
: is
: : : made up by the feds. Who unfortunately have reduced their subsidy
to
: : $7500
: : : from $8000, Copenhagen be damned eh????? Now that I have felt
: superiour
: : for
: : : a little while I guess it is back to watering (rain water) the
: vegies.
: : : Jim
: : :
: : :
: :
: :
: :
: :
:
:
:



SG1[_3_] 23-09-2009 02:00 AM

Going Green
 

"Jock" wrote in message
...
I have a solar hot water thingo - it's good. I am waiting for Kevin07 to
spring the $8k approval then we have a solar 1kW installation. I am OK
with
spending my tax dollars on my day to days in this way. Just ****es me
when
by the end of it all, there will be those with solar stuff and those with
no
solar - purely because they cannot afford to shell out a baby bonus or two
in
a good way or that as you mention - they have no say due to being a
tenant.


Jock me bonnie boy. K07 dropped the subsidy from $8K to $7.5K. Mine had to
be installed by next month to qualify. It is not working today though. Very
small town can't see the end of the street. We are getting some new topsoil
delivered from somewhere out west. The good bit is the dust will dilute the
black clay, I hope!!!!
Jim
Snipped a fair bit here.



David Hare-Scott[_2_] 23-09-2009 03:52 AM

Going Green
 
SG1 wrote:
though. Very small town can't see the end of the street. We are
getting some new topsoil delivered from somewhere out west. The good
bit is the dust will dilute the black clay, I hope!!!!


It's afternoon and I haven't seen the sun yet. The horses are all jumpy.
Perhaps a sacrifice would be in order, anybody got any spare virgins?

David


atec 7 7[_2_] 23-09-2009 04:09 AM

Going Green
 
David Hare-Scott wrote:
SG1 wrote:
though. Very small town can't see the end of the street. We are
getting some new topsoil delivered from somewhere out west. The good
bit is the dust will dilute the black clay, I hope!!!!


It's afternoon and I haven't seen the sun yet. The horses are all
jumpy. Perhaps a sacrifice would be in order, anybody got any spare
virgins?

David

virgin what ?
dependant on where you are count out sheep , relatives + sisters and
other things
what's left ?

David Hare-Scott[_2_] 23-09-2009 04:30 AM

Going Green
 
atec 7 7" "atec 77 wrote:
David Hare-Scott wrote:
SG1 wrote:
though. Very small town can't see the end of the street. We are
getting some new topsoil delivered from somewhere out west. The good
bit is the dust will dilute the black clay, I hope!!!!


It's afternoon and I haven't seen the sun yet. The horses are all
jumpy. Perhaps a sacrifice would be in order, anybody got any spare
virgins?

David

virgin what ?
dependant on where you are count out sheep , relatives + sisters and
other things
what's left ?


It's a question of price is it not? For the best effect you use a princess,
failing that a commoner. The peasants might only be able to afford a goat
or sheep. In all cases there is a problem with certification.

David


Jeßus[_2_] 23-09-2009 07:00 AM

Going Green
 
In article , "atec
said...
:
:David Hare-Scott wrote:
: SG1 wrote:
: though. Very small town can't see the end of the street. We are
: getting some new topsoil delivered from somewhere out west. The good
: bit is the dust will dilute the black clay, I hope!!!!
:
: It's afternoon and I haven't seen the sun yet. The horses are all
: jumpy. Perhaps a sacrifice would be in order, anybody got any spare
: virgins?
:
: David
:virgin what ?
: dependant on where you are count out sheep , relatives + sisters and
:other things
: what's left ?

One thing is certain - your mind surely ain't no virgin.

FarmI 23-09-2009 08:07 AM

Going Green
 
"Jock" wrote in message

I have a solar hot water thingo - it's good.


What sort? We're interested in the evacuated tube sort that doesn't have a
tank on the roof but info on it seems to be a bit thin on the ground
locally.



0tterbot 23-09-2009 09:16 AM

Going Green
 
"Jock" wrote in message
...
the solar component the govcos are patting themselves on the back stupid
over
is going to amount to nothing the way everyone is buying a plasma /
whatever
big screen TV and whatever other Chinese appliantology (RIP F.Z.) to fill
the
living room. Yearly power consumption per capita has soared.
The new residentials that need the power the solar is meant to save now
have
less than before and the taxpayers (us good guys) have to pay the bill for
solar initiatives and desal then new power stations as required in the
future.

That's a great price for your solar all the same.
Jock


i accept what you're saying & it TICKS ME RIGHT OFF that power suppliers (of
whatever kind) feel the need to "respond" to "consumer demand".

we have solar power chez-moi, (with a wee wind turbine that sadly doesn't do
as much as i'd like - just wait till we get a whomping great one & then
we'll be sweet!!). the system is a little old & rather small but the fact is
that it's plenty good enough because we are not connected to mains power
(this property never has been). consequently, we rapidly adjusted our
"demands" downwards when we realised what the limitations are, what we can
do & what we can't. if we wanted to use bucketloads of electricity we would
have to pay a lot of money for a lot of petrol for the generator - but far
easier, cheaper & much more desirable to downgrade our expectations & it's
simply not that we have inferior quality of life or anything like that. we
just don't burn through power like other people do, it's not worth it to us.
as our system improves, we may use more power or we may not (minimalism can
be addictive!) but the fact is that when one suffers for excess electricity
use, one rapidly adjusts downwards!

since we are all aware that massive quantities of mains power is wasted en
route to people's houses (about 10%) - and even more is wasted inside
people's houses, i think the cart has been put before the horse (quite
possibly in the name of "economic growth") & it makes me livid but i won't
go into that here :-)

the reality check that much of society is heading for rapidly is going to
come hard for some of them. but it can't come soon enough imo.

as a general comment to o.p. & everyone, a big step forward will be when
inexpensive systems are commonly installed to people's homes that have no
batteries, but rather, are simply wired into the grid & excess is stored via
the grid & power is taken via the grid. going to canberra (which i do
sometimes) always breaks my heart (tee hee), but _especially_ when one
considers that it's sunny there almost every day of the year, yet so few
residents have that type of system i have described (which is a fairly new
idea, but one that i think will go off).

if there was a law against being greedy & dumb, the questions of sufficient
clean power for everyone & questions of pollution & so forth simply wouldn't
be issues at all.
kylie



atec 7 7[_2_] 23-09-2009 09:44 AM

Going Green
 
0tterbot wrote:
"Jock" wrote in message
...
the solar component the govcos are patting themselves on the back stupid
over
is going to amount to nothing the way everyone is buying a plasma /
whatever
big screen TV and whatever other Chinese appliantology (RIP F.Z.) to fill
the
living room. Yearly power consumption per capita has soared.
The new residentials that need the power the solar is meant to save now
have
less than before and the taxpayers (us good guys) have to pay the bill for
solar initiatives and desal then new power stations as required in the
future.

That's a great price for your solar all the same.
Jock


i accept what you're saying & it TICKS ME RIGHT OFF that power suppliers (of
whatever kind) feel the need to "respond" to "consumer demand".

we have solar power chez-moi, (with a wee wind turbine that sadly doesn't do
as much as i'd like - just wait till we get a whomping great one & then
we'll be sweet!!). the system is a little old & rather small but the fact is
that it's plenty good enough because we are not connected to mains power
(this property never has been). consequently, we rapidly adjusted our
"demands" downwards when we realised what the limitations are, what we can
do & what we can't. if we wanted to use bucketloads of electricity we would
have to pay a lot of money for a lot of petrol for the generator - but far
easier, cheaper & much more desirable to downgrade our expectations & it's
simply not that we have inferior quality of life or anything like that. we
just don't burn through power like other people do, it's not worth it to us.
as our system improves, we may use more power or we may not (minimalism can
be addictive!) but the fact is that when one suffers for excess electricity
use, one rapidly adjusts downwards!

since we are all aware that massive quantities of mains power is wasted en
route to people's houses (about 10%) - and even more is wasted inside
people's houses, i think the cart has been put before the horse (quite
possibly in the name of "economic growth") & it makes me livid but i won't
go into that here :-)

the reality check that much of society is heading for rapidly is going to
come hard for some of them. but it can't come soon enough imo.

as a general comment to o.p. & everyone, a big step forward will be when
inexpensive systems are commonly installed to people's homes that have no
batteries, but rather, are simply wired into the grid & excess is stored via
the grid & power is taken via the grid. going to canberra (which i do
sometimes) always breaks my heart (tee hee), but _especially_ when one
considers that it's sunny there almost every day of the year, yet so few
residents have that type of system i have described (which is a fairly new
idea, but one that i think will go off).

if there was a law against being greedy & dumb, the questions of sufficient
clean power for everyone & questions of pollution & so forth simply wouldn't
be issues at all.
kylie


As an example of waste air conditioning
we looked at the cost and decided no installing instead an idea I saw
on one of the English programs about house refurbishment
Pumping air through buried pipes results in very cool air for the cost
of burning z very small light bulb and a tiny percentage of a/c
It did involve some trenching and finding some plastic pipe being
still cheaper than just the install labour cost of one split a/c
over all an immensly satisfing outcome at least 4 times a year :)

( 2 metres down the earth never gets above 5 Deg C) in Brisbane

Jock[_2_] 23-09-2009 10:53 AM

Going Green
 

"FarmI" ask@itshall be given wrote in message
...
: "Jock" wrote in message
:
: I have a solar hot water thingo - it's good.
:
: What sort? We're interested in the evacuated tube sort that doesn't have a
: tank on the roof but info on it seems to be a bit thin on the ground
: locally.
:
:
we got one of these: http://www.dux.com.au/products.php?name=D4F136W3AC
We have it running purely off the solar and have boosted it twice for a half
tank when it was cloudy.. Saving 11kWh per day compared to off peak 315l
system we had.. $5300 gross, $2.8k rebates from the govt.

Read up, there are lots of alternatives.



David Hare-Scott[_2_] 23-09-2009 11:10 AM

Going Green
 
atec 7 7" "atec 77 wrote:
As an example of waste air conditioning
we looked at the cost and decided no installing instead an idea I saw
on one of the English programs about house refurbishment
Pumping air through buried pipes results in very cool air for the
cost of burning z very small light bulb and a tiny percentage of a/c
It did involve some trenching and finding some plastic pipe being
still cheaper than just the install labour cost of one split a/c
over all an immensly satisfing outcome at least 4 times a year :)


Great idea!


( 2 metres down the earth never gets above 5 Deg C) in Brisbane


I find that impossible to believe as the air temperature would hardly ever
or never get below that.

Otherwise you are telling me there is a BIG heat sink buried under the city
because if the soil is being heated by air at 15-35C from above that heat
would have to go somewhere if the subsoil is at 5C. Sorry the physics makes
no sense. Perhaps it's a typo?

David


Anne Chambers[_2_] 23-09-2009 11:15 AM

Going Green
 
I had a 1KW installation put in at the end of May (got the gov's full $8K rebate); it was another three months
before the new meter was installed (they were supposed to let me know when that would happen but the fellow
just turned up and it was lucky I was home.) The installer forgot to read the old meter before he took it
out, said he would have to 'hook it up again' - and I got a huge bill within three weeks; I don't know how
accurate the reading was :( He nearly electrocuted himself installing the new meter; he forgot to turn off
the new installation....he said it was the first one he'd done! I hadn't noticed the meter going backwards
since the original installation so (cynically) suppose the supplier got whatever was generated for nothing.

The regular meter reader came round a week or so later and had no idea how to read the new meter - I
anticipate (but not am not counting on) any savings showing up in the next bill. Even on a dull day, power
seems to be generated, so I am hopeful.

I'm trying to do the right thing...

--
Anne Chambers
South Australia

anne dot chambers at bigpond dot comJock wrote:
I have a solar hot water thingo - it's good. I am waiting for Kevin07 to
spring the $8k approval then we have a solar 1kW installation. I am OK with
spending my tax dollars on my day to days in this way. Just ****es me when
by the end of it all, there will be those with solar stuff and those with no
solar - purely because they cannot afford to shell out a baby bonus or two in
a good way or that as you mention - they have no say due to being a tenant.






Jock[_2_] 23-09-2009 11:38 AM

Going Green
 
Cripes! Dodgy sounding installer you had. Thanks - I will read my meters
before the installation - phonecam photos are the go.
I hope it works well for you, I am looking fwd to saving a bit on power bills
here with the solar HWS & 1kW leccie systems.
Would it be worth you contacting the installation company and asking them to
check the thing is working as it should? - sounds really sus.
Jock


"Anne Chambers" wrote in message
...
:I had a 1KW installation put in at the end of May (got the gov's full $8K
rebate); it was another three months
: before the new meter was installed (they were supposed to let me know when
that would happen but the fellow
: just turned up and it was lucky I was home.) The installer forgot to read
the old meter before he took it
: out, said he would have to 'hook it up again' - and I got a huge bill
within three weeks; I don't know how
: accurate the reading was :( He nearly electrocuted himself installing the
new meter; he forgot to turn off
: the new installation....he said it was the first one he'd done! I hadn't
noticed the meter going backwards
: since the original installation so (cynically) suppose the supplier got
whatever was generated for nothing.
:
: The regular meter reader came round a week or so later and had no idea how
to read the new meter - I
: anticipate (but not am not counting on) any savings showing up in the next
bill. Even on a dull day, power
: seems to be generated, so I am hopeful.
:
: I'm trying to do the right thing...
:
: --
: Anne Chambers
: South Australia
:



terryc 23-09-2009 12:14 PM

Going Green
 
On Wed, 23 Sep 2009 18:44:47 +1000, atec 7 7 wrote:


( 2 metres down the earth never gets above 5 Deg C) in Brisbane


How and where did you do the trenching.
The only trencher I can hire is only 3'


atec 7 7[_2_] 23-09-2009 12:26 PM

Going Green
 
David Hare-Scott wrote:
atec 7 7" "atec 77 wrote:
As an example of waste air conditioning
we looked at the cost and decided no installing instead an idea I saw
on one of the English programs about house refurbishment
Pumping air through buried pipes results in very cool air for the
cost of burning z very small light bulb and a tiny percentage of a/c
It did involve some trenching and finding some plastic pipe being
still cheaper than just the install labour cost of one split a/c
over all an immensly satisfing outcome at least 4 times a year :)


Great idea!


( 2 metres down the earth never gets above 5 Deg C) in Brisbane


I find that impossible to believe as the air temperature would hardly
ever or never get below that.

the physics is easy
] now go try it

Otherwise you are telling me there is a BIG heat sink buried under the
city because if the soil is being heated by air at 15-35C from above
that heat would have to go somewhere if the subsoil is at 5C. Sorry the
physics makes no sense. Perhaps it's a typo?

no go try it

David


atec 7 7[_2_] 23-09-2009 12:27 PM

Going Green
 
terryc wrote:
On Wed, 23 Sep 2009 18:44:47 +1000, atec 7 7 wrote:


( 2 metres down the earth never gets above 5 Deg C) in Brisbane


How and where did you do the trenching.
The only trencher I can hire is only 3'

used neighbours back hoe then a shovel
bloody hard work and near killed me

David Hare-Scott[_2_] 23-09-2009 11:39 PM

Going Green
 
atec 7 7" "atec 77 wrote:
David Hare-Scott wrote:
atec 7 7" "atec 77 wrote:
As an example of waste air conditioning
we looked at the cost and decided no installing instead an idea I
saw on one of the English programs about house refurbishment
Pumping air through buried pipes results in very cool air for the
cost of burning z very small light bulb and a tiny percentage of a/c
It did involve some trenching and finding some plastic pipe being
still cheaper than just the install labour cost of one split a/c
over all an immensly satisfing outcome at least 4 times a year :)


Great idea!


( 2 metres down the earth never gets above 5 Deg C) in Brisbane


I find that impossible to believe as the air temperature would hardly
ever or never get below that.

the physics is easy
] now go try it



I take you are saying this is not a mistake. So please explain the physics.
How can the subsoil be maintained well below the average annual temperature?

David


terryc 24-09-2009 12:16 AM

Going Green
 
On Thu, 24 Sep 2009 08:39:54 +1000, David Hare-Scott wrote:


I take you are saying this is not a mistake. So please explain the
physics. How can the subsoil be maintained well below the average annual
temperature?


I think the temp is 15 deg celcius.

and to answer your question; evaporative cooling {:-).
Water moisuture evaporating?
yes, you are allowed to say bullshit

David



atec 7 7[_2_] 24-09-2009 03:47 AM

Going Green
 
terryc wrote:
On Thu, 24 Sep 2009 08:39:54 +1000, David Hare-Scott wrote:


I take you are saying this is not a mistake. So please explain the
physics. How can the subsoil be maintained well below the average annual
temperature?


I think the temp is 15 deg celcius.

and to answer your question; evaporative cooling {:-).
Water moisuture evaporating?
yes, you are allowed to say bullshit
David


I just cheked the probe down 3 metres
currently 8c but it was much lower last week
might hit 15 in the summer as its the first season I dont know

Bloke Down The Pub 26-09-2009 03:23 AM

Going Green
 

"atec 7 7" "atec wrote in message
...
terryc wrote:
On Wed, 23 Sep 2009 18:44:47 +1000, atec 7 7 wrote:


( 2 metres down the earth never gets above 5 Deg C) in Brisbane


How and where did you do the trenching.
The only trencher I can hire is only 3'

used neighbours back hoe then a shovel
bloody hard work and near killed me


How many metres of pipe and what diameter would be necessary for this to be
effective? Or do you have a link that I could explore more?

Mike



terryc 26-09-2009 03:59 AM

Going Green
 
On Sat, 26 Sep 2009 10:23:36 +0800, Bloke Down The Pub wrote:

"atec 7 7" "atec wrote in message
...
terryc wrote:
On Wed, 23 Sep 2009 18:44:47 +1000, atec 7 7 wrote:


( 2 metres down the earth never gets above 5 Deg C) in Brisbane

How and where did you do the trenching. The only trencher I can hire
is only 3'

used neighbours back hoe then a shovel
bloody hard work and near killed me


How many metres of pipe and what diameter would be necessary for this to
be effective? Or do you have a link that I could explore more?


It really is a case of how much cooling you want?
Volume of house to cool?
How fast do you want to cool it?
What is your annual soil temperature profile? (sets max cooling possible)
How deep can you afford to dig and lay the pipe? The deeper the better
the cooling effect
What size pipe can you afford/obtain? Generally the bigger the better
(think surface area for heat exchange).

Everything I've seen has been plastic pipe (long term cleanliness) with a
slow fan into a sealed house. This system isn't about air-con cooling
effect. There probably are a lot of other things you might need to do
before hand to improve the air tightness of your house.

Your cheapest experiment would be to hire a walk behind trencher, then do
a big loop trench from one side of your house out and long the side and
back fences and back to the other side. Lay 90mm plastic poly pipe in it.

Ideally your intake end is under your house (pier construction) or in a
shaded (southerly side) area. Make sure you have good insect screening on
the intake. I do not know if it matters if you push or pull the air.

Bring to a vent high in the main room.

atec 7 7[_2_] 26-09-2009 01:07 PM

Going Green
 
terryc wrote:
On Sat, 26 Sep 2009 10:23:36 +0800, Bloke Down The Pub wrote:

"atec 7 7" "atec wrote in message
...
terryc wrote:
On Wed, 23 Sep 2009 18:44:47 +1000, atec 7 7 wrote:


( 2 metres down the earth never gets above 5 Deg C) in Brisbane
How and where did you do the trenching. The only trencher I can hire
is only 3'

used neighbours back hoe then a shovel
bloody hard work and near killed me

How many metres of pipe and what diameter would be necessary for this to
be effective? Or do you have a link that I could explore more?


It really is a case of how much cooling you want?
Volume of house to cool?
How fast do you want to cool it?
What is your annual soil temperature profile? (sets max cooling possible)
How deep can you afford to dig and lay the pipe? The deeper the better
the cooling effect
What size pipe can you afford/obtain? Generally the bigger the better
(think surface area for heat exchange).

Everything I've seen has been plastic pipe (long term cleanliness) with a
slow fan into a sealed house. This system isn't about air-con cooling
effect. There probably are a lot of other things you might need to do
before hand to improve the air tightness of your house.

Your cheapest experiment would be to hire a walk behind trencher, then do
a big loop trench from one side of your house out and long the side and
back fences and back to the other side. Lay 90mm plastic poly pipe in it.

Ideally your intake end is under your house (pier construction) or in a
shaded (southerly side) area. Make sure you have good insect screening on
the intake. I do not know if it matters if you push or pull the air.

Bring to a vent high in the main room.

Pretty much covers it , a friend an a/c guy and electrician worked the
specs for us
runs down around and back in the rear yard , quite a good distamce
with the house well insulated and sealed its comfortable and very cheap
He ran across a site in the UK which talks about it by googling


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