ÅìöÜíéóç áðïôåëåóìÜôùí 1 ìÝ÷ñé 9 áðü 9

ÈÝìá: äéêôõá ðõñïóâåóçò ìå co2.

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    äéêôõá ðõñïóâåóçò ìå co2.


    Çëåêôñïíéêü êáôÜóôçìá åéäþí èÝñìáíóçò êáé êëéìáôéóìïý

    ìðïñåé êáíåéò íá ìïõ ðåé ðïõ ìðïñù íá âñù ôçí ïäçãéá ãéá ôï ôé åßäïõò óùëÞíåò âáæïõí óôçí êáôáóâåóç ìå co2?
    å÷ù âáñåèåß íá âëåðù íá êáôáóêåõáæïõí äéêôõá co2 ìå íåñïóùëÞíåò êáé ìå ÷áëêïóùëçíåò ìå ìáëáêéá êïëéóç áêïìá êáé ôïõò óéëëåêôåò ìå íåñïóïëéíá ôïõò êáíïõí .
    êáé åóèáíïìå ì@#$áò ðïõ ÷áíù äïõëéåò ãéáôé âáæù ôïõìðï sch 80 êáé åîáñôÞìáôá 3000 lib.... åßìáé áêñéâïò óôçí ôéìç ðïõ äçíù. åíþ åÜí ôïõò åðéóõíáðôù ôçí ïäçãéá ìáæé ìå ôçí ðñïóöïñá êáé äåí èá ÷áíù äïõëéåò áëëá êáé äåí èá óêïôïèåé êáíåéò åÜí åíåñãïðïéçèåß ôï óõóôçìá.
    ôï èåìá åßíáé üôé ïé ìç÷áíïëïãïé ôï ðáñáëáìâáíïõí êáé õðïãñáöïõí ãéá áõôü ôï åêôñïìá. áêïìá êáé ìåëåôåò å÷ù äåé ìå íåñïóùëçíá ç ÷áëêïóùëçíá....
    ðùò ôá ðçñáí ôá äéðëùìáôá ìå Ýíáí ôåíåêå ëáäé? äåí õðáñ÷åé ëïãéêç íá óêåõôïõí üôé ç öéáëç å÷åé 200 bar êáé üôáí åíåñãïðïéçèåß ôï óõóôçìá èá ãçíç ç óùëçíá ç÷ïò êáé öùò?
    áóå ðïõ 8 óôá 10 óõóôçìáôá ðïõ ðáù ãéá óõíôçñéóç ç åßíáé áóõíäåôç ç áíõ÷íåõóç , ç ïé öéáëåò åßíáé áäåéåò áëëá å÷ïõí áðü ðõñïóâåóôçñÜ áõôïêïëéôï üôé åëåãèçêáí êáé óõíôçñéèçêáí.
    êáé åãù åäùóá 3000+ íá ðáñù ìç÷áíéìá ïõëôñá óïíéê ãéá íá ìåôñáù ôçò öéáëåò..... ï êïðáíïò......
    êáé ï Üëëïò ðáåé åëáöñá ôçí êáñäßá êáé êïëáåé áõôïêïëéôï üôé ôçí åëåíîå...

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    ÐáñÝíèåóç Áñ÷éêÜ äçìïóéåõìÝíï áðü ôïí grplumer ÅìöÜíéóç áðÜíôçóçò
    ìðïñåé êáíåéò íá ìïõ ðåé ðïõ ìðïñù íá âñù ôçí ïäçãéá ãéá ôï ôé åßäïõò óùëÞíåò âáæïõí óôçí êáôáóâåóç ìå co2?
    å÷ù âáñåèåß íá âëåðù íá êáôáóêåõáæïõí äéêôõá co2 ìå íåñïóùëÞíåò êáé ìå ÷áëêïóùëçíåò ìå ìáëáêéá êïëéóç áêïìá êáé ôïõò óéëëåêôåò ìå íåñïóïëéíá ôïõò êáíïõí .
    êáé åóèáíïìå ì@#$áò ðïõ ÷áíù äïõëéåò ãéáôé âáæù ôïõìðï sch 80 êáé åîáñôÞìáôá 3000 lib.... åßìáé áêñéâïò óôçí ôéìç ðïõ äçíù. åíþ åÜí ôïõò åðéóõíáðôù ôçí ïäçãéá ìáæé ìå ôçí ðñïóöïñá êáé äåí èá ÷áíù äïõëéåò áëëá êáé äåí èá óêïôïèåé êáíåéò åÜí åíåñãïðïéçèåß ôï óõóôçìá.
    ôï èåìá åßíáé üôé ïé ìç÷áíïëïãïé ôï ðáñáëáìâáíïõí êáé õðïãñáöïõí ãéá áõôü ôï åêôñïìá. áêïìá êáé ìåëåôåò å÷ù äåé ìå íåñïóùëçíá ç ÷áëêïóùëçíá....
    ðùò ôá ðçñáí ôá äéðëùìáôá ìå Ýíáí ôåíåêå ëáäé? äåí õðáñ÷åé ëïãéêç íá óêåõôïõí üôé ç öéáëç å÷åé 200 bar êáé üôáí åíåñãïðïéçèåß ôï óõóôçìá èá ãçíç ç óùëçíá ç÷ïò êáé öùò?
    áóå ðïõ 8 óôá 10 óõóôçìáôá ðïõ ðáù ãéá óõíôçñéóç ç åßíáé áóõíäåôç ç áíõ÷íåõóç , ç ïé öéáëåò åßíáé áäåéåò áëëá å÷ïõí áðü ðõñïóâåóôçñÜ áõôïêïëéôï üôé åëåãèçêáí êáé óõíôçñéèçêáí.
    êáé åãù åäùóá 3000+ íá ðáñù ìç÷áíéìá ïõëôñá óïíéê ãéá íá ìåôñáù ôçò öéáëåò..... ï êïðáíïò......
    êáé ï Üëëïò ðáåé åëáöñá ôçí êáñäßá êáé êïëáåé áõôïêïëéôï üôé ôçí åëåíîå...
    Çñåìá.....

    H ðñïäéáãñáöÞ åßíáé ç NFPA 12: CARBON DIOXIDE EXTINGUISHING SYSTEMS êáé ïñßæåé óùëçíþóåéò ÷ùñßò ñáöÞ, sc40.
    Èá øÜîù íá ôçí âñù áýñéï ãéáôß ôï èÝìá åßíáé ðñÜãìáôé åíäéáöÝñïí êáé ðïëý ÷ñÞóéìï ðïõ ôï Ýèéîåò.

    "Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ åßíáé åñãÜôçò.
    Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ êáé ôï ìõáëü ôïõ åßíáé ôå÷íßôçò
    Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ, ôï ìõáëü ôïõ êáé ôçí êáñäéÜ ôïõ åßíáé êáëëéôÝ÷íçò."

    ¯ St Francis of Assisi

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    Ðñïò ôï ðáñüí, ðÜñå ôï ôå÷íéêü åã÷åéñßäéï ôïõ êáôáóêåõáóôÞ (áíáöÝñåé ñçôÜ üôé ïé óùëçíþóåéò ðñÝðåé íá åßíáé Þ sc40, Þ sc80(!) ÷ùñßò ñáöÞ.
    ÓõíçììÝíá Áñ÷åßá ÓõíçììÝíá Áñ÷åßá
    "Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ åßíáé åñãÜôçò.
    Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ êáé ôï ìõáëü ôïõ åßíáé ôå÷íßôçò
    Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ, ôï ìõáëü ôïõ êáé ôçí êáñäéÜ ôïõ åßíáé êáëëéôÝ÷íçò."

    ¯ St Francis of Assisi

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    åõ÷áñéóôù ðïëý..
    ôá å÷ù ðáñåé ãéáôé å÷ôåò ðçãá óå ìéá äïõëåéá êáé åéäá üôé åé÷áí âáëåé ôïí áíôáãùíéóôç êáé ôçí åöôéáîå êáé çôáí êáôáóêåõáóìåíç ìå íåñïóùëçíá. üôáí ôïõò åéðá ïôé áõôÞ ç óùëçíá äåí åßíáé ãéá äéêôõá co2 . ï õðåõèçíïò åðéâëÝðùí ìç÷áíïëüãïò ìïõ åéðå. << áõôÞ åßíáé ìéá ìåãáëç êáé óùâáñç åôáéñéá ìå äéêïõò ôçò ìç÷áíïëüãïõò , ðïõ åßíáé ïíïìá óôçí áèçíá áëëá êáé óå ïëç ôçí åëëáäá äåí ìðïñåé íá êáíïõí ëáèåé, >>
    åíþ åãù åßìáé ãåëéïò? óêåõôçêá íá ôïí ñùôçóù.... áëëá åäùóá ôïðï óôçí ùñãç.

    ôá éäéá óõíáíôù êáé óå ïëç ôçí åëëáäá ðïõ ðáù ãéá åðéóêåõåò êáé åãêáôáóôáóåéò.
    å÷ôåò ìáëéóôá çôáí óå ìéá ìåãáëç åéóáãùãçêç åôáéñéá åêôïò áðü áõôü ìå ôï co2 ï ðõñïóâåóôéñáò åé÷å âáëåé óôïõò ðõñïóâåóôÞñåò äá÷ôéëéäéá ìáëáêá ëáóôõ÷åíéá ôá ïðïéá ôá æåóôåíïõí óôï íåñï êáé ôá ðåñíáíå ÷ùñåéò íá áíïéîïõí ôïí ðõñïóâåóôçñá. åíþ ïé öùñåéò åâåôáì êáé ðõñï âåñéôáò ëåíå üôé åðéôñåðôï åßíáé ôï óêëçñï ðëáóôéêï äáêôéëéäé êáé ìïíï. üôáí ôïõ ôï áðåäéîá åêåé åðéôïðïõ ðïõ åâãáëá êáé åâáëá ôï äá÷ôéëéäç ÷ùñåéò íá áíïéîù ôïí ðõñïóâåóôçñá ôïõ ÷áèçêå ôï åéñïíéêï ÷áìïãåëï. ôùñá èá ôïõ êïëéóù óôçí ìáðá êáé áõôü íá äïõìå ðéïò åßíáé óùâáñïò êáé ðéïò ü÷é...
    åêôïò åÜí ôá å÷åé ðéáóåé áðü ôçí <<óùâáñç åôáéñéá>>...........

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    Ï êáíïíéóìüò NFPA 12 (https://law.resource.org/pub/us/cfr/...a.12.2005.html) ïñßæåé ãéá ôéò óùëçíþóåéò CO2:

    4.7 Distribution Systems.
    4.7.1* Piping shall be of metallic noncombustible material having physical and chemical characteristics such that its deterioration under stress can be predicted with reliability.
    4.7.1.1 Where piping is installed in severely corrosive atmospheres, special corrosion-resistant materials or coatings shall be used.
    4.7.1.2 Materials for piping and the standards covering these materials shall be as described in 4.7.1.2.1 through 4.7.1.2.5.
    4.7.1.2.1 Black or galvanized steel pipe shall be either ASTM A 53 seamless or electric welded, Grade A or B; or ASTM A 106, Grade A, B, or C.
    4.7.1.2.1.1 ASTM A 120 and ordinary cast-iron pipe shall not be used.
    4.7.1.2.1.2 Stainless steel shall be TP304 or TP316 for threaded connections or TP304, TP316, TP304L, or TP316L for welded connections.
    4.7.1.2.2 In systems using high-pressure supply, ¾ in. and smaller pipe shall be permitted to be Schedule 40.
    4.7.1.2.2.1 Pipe that is 1 in. through 4 in. shall be a minimum of Schedule 80.
    4.7.1.2.2.2 Furnace butt-weld ASTM A 53 pipe shall not be used.
    4.7.1.2.3 In systems using low-pressure supply, pipe shall be a minimum of Schedule 40.
    4.7.1.2.3.1 Furnace butt-weld ASTM A 53 pipe shall be permitted to be used.
    4.7.1.2.4 A dirt trap consisting of a tee with a capped nipple, at least 2 in. (51 mm) long, shall be installed at the end of each pipe run.
    4.7.1.2.5 Piping sections not normally opened to atmosphere shall not be required to have corrosion-resistant finish on the inside.
    4.7.1.3* Flexible piping system components not specifically covered in this standard shall have a minimum burst pressure of 5000 psi (34,474 kPa) for high-pressure systems or 1800 psi (12,411 kPa) for low-pressure systems.
    4.7.1.4 Class 150 and cast-iron fittings shall not be used.
    4.7.1.5 Fittings for high- and low-pressure systems shall be as described in 4.7.1.5.1 and 4.7.1.5.2.

    áíáöÝñåé äçëáäÞ üôé ïé óùëçíþóåéò èá ðñÝðåé íá åßíáé õðï÷ñåùôéêÜ ÷ùñßò ñáöÞ, êáé ìÜëéóôá sc80, êáé ìüíï óå óõóôÞìáôá ÷áìçëÞò ðßåóçò åðéôñÝðåé ôçí ÷ñÞóç sc40 (ðÜëé öõóéêÜ ÷ùñßò ñáöÞ), åíþ óå êÜèå ðåñßðôùóç áðïêëåßåé êáé áðáãïñåýåé ôç ÷ñÞóç ÷õôïóéäçñþí åîáñôçìÜôùí.
    "Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ åßíáé åñãÜôçò.
    Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ êáé ôï ìõáëü ôïõ åßíáé ôå÷íßôçò
    Áõôüò ðïõ åñãÜæåôáé ìå ôá ÷Ýñéá ôïõ, ôï ìõáëü ôïõ êáé ôçí êáñäéÜ ôïõ åßíáé êáëëéôÝ÷íçò."

    ¯ St Francis of Assisi

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    ãéáôñååååå ìïõïõïõïõïõïõ!!!!!!!!!!!!!

  7. #7
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    Éäéüôçôá:
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    ÐáñÝíèåóç Áñ÷éêÜ äçìïóéåõìÝíï áðü ôïí grplumer ÅìöÜíéóç áðÜíôçóçò
    ...äåí õðáñ÷åé ëïãéêç íá óêåõôïõí üôé ç öéáëç å÷åé 200 bar êáé üôáí åíåñãïðïéçèåß ôï óõóôçìá èá ãçíç ç óùëçíá ç÷ïò êáé öùò?
    Ìßá åðéóýìáíóç, ôá 200 bar ðïõ áíáöÝñåéò äåí éó÷ýïõí ãéá óõóôÞìáôá CO2. Ïé ðéÝóåéò áõôÝò éó÷ýïõí ãéá Üëëá áåñéïý÷á óõóôÞìáôá (âëÝðå Inergen). ÂÝâáéá êáé êåé õðÜ÷åé ìåéùôÞò, äåí ôñÝ÷åé ôï áÝñéï óå áõôÞ ôç ðßåóç. Óôá õøçëÞò ðßåóçò CO2 ç ìÝãéóôç ðßåóç åßíáé 50, ~52 bar.

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    ÐáñÝíèåóç Áñ÷éêÜ äçìïóéåõìÝíï áðü ôïí monachus ÅìöÜíéóç áðÜíôçóçò
    áíáöÝñåé äçëáäÞ üôé ïé óùëçíþóåéò èá ðñÝðåé íá åßíáé õðï÷ñåùôéêÜ ÷ùñßò ñáöÞ, êáé ìÜëéóôá sc80, êáé ìüíï óå óõóôÞìáôá ÷áìçëÞò ðßåóçò åðéôñÝðåé ôçí ÷ñÞóç sc40 (ðÜëé öõóéêÜ ÷ùñßò ñáöÞ), åíþ óå êÜèå ðåñßðôùóç áðïêëåßåé êáé áðáãïñåýåé ôç ÷ñÞóç ÷õôïóéäçñþí åîáñôçìÜôùí.[/font][/color]
    Äåí äåß÷íåé áðüëõôá óáöÝò áðü ôïí êáíïíéóìü áëëÜ ðÜíù áðü dn100 (4") äåß÷íåé íá åðéôñÝðåôáé óùëÞíáò s40 (áöïý äåí ôï áðáãïñåýåé).

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    Çëåêôñïíéêü êáôÜóôçìá åéäþí èÝñìáíóçò êáé êëéìáôéóìïý

    Åðßóçò, ôï ãåñìáíéêü ðñüôõðï VdS 2093 Ó÷åäéáóìüò êáé êáôáóêåõÞò ðõñïóâåóôéêþí óõóôçìÜôùí ìå CO2 áíáöÝñåé óùëçíþóåéò DIN 2448 (EN 10210) und DIN 2458 (EN 10219) êáèþò êáé DIN 2391 (EN 10305-1) êáé DIN 2393 (EN 10305-2).

ÐáñåìöåñÞ èÝìáôá

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  5. Áðïñßá ãéá ÌåëÝôç Ðõñüóâåóçò.
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