农村小型地源热泵供暖供冷工程技术规程（CECS 313：2012）-畅读网

　　　　

农村小型地源热泵供暖供冷工程技术规程（CECS 313：2012）

作者：天津大学

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科学技术 >> 医学/建筑

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内容简介:

本规程适用于以岩土体、地下水、天然地表水、人工地表水为低温热源，以水（或防冻剂）为输送介质，采用蒸气压缩热泵技术进行农村居住建筑供暖、供冷工程的设计、施工及调试与验收。小型公共建筑、农业生产建筑应用地源热泵技术进行供暖、供冷时，也可按本规程执行。本规程共10章和1个附录，主要内容包括：总则、术语、工程勘察、建筑冷热负荷计算、地埋管换热系统、地下水换热系统、地表水换热系统、室内系统应用形式、调试与验收、地源系统的特殊利用形式。施行日期：2012年8月1日。

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SHOW FULL COLUMNS FROM `ls_nav` [ RunTime:0.001444s ]
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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 5 LIMIT 1 [ RunTime:0.000820s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 47 LIMIT 1 [ RunTime:0.000796s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.000964s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.001017s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1748984922 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:0.745138s ]

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