{"id":6464,"date":"2025-10-16T03:32:18","date_gmt":"2025-10-16T03:32:18","guid":{"rendered":"https:\/\/www.zeb-china.org\/?post_type=document&#038;p=6464"},"modified":"2025-11-26T23:56:54","modified_gmt":"2025-11-26T23:56:54","slug":"demo-project-report_harbin","status":"publish","type":"document","link":"https:\/\/www.zeb-china.org\/en\/document\/demo-project-report_harbin\/","title":{"rendered":"Cold Land Building Science Research Institute &#8211; Harbin, Heilongjiang (CN)"},"content":{"rendered":"<p>The Harbin ZEB demonstration project retrofitted a 1990s office building into an ultra-low energy complex in China\u2019s coldest climate zone. Through Sino-Swiss collaboration, it integrated advanced insulation, triple-glazed windows, air-source heat pumps, and rooftop PV. Despite challenges, the project achieved a 23% energy reduction and serves as a model for cold-region retrofits and zero-carbon renovation.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Harbin Demonstration project showcases ZEB retrofitting, achieving energy reduction via advanced insulation, triple glazing, and air-source heat pumps.<\/p>\n","protected":false},"featured_media":8571,"template":"","meta":{"_acf_changed":false,"footnotes":""},"document_category":[103,12,82,97,22,128,30],"knowledge_hub":[164],"class_list":["post-6464","document","type-document","status-publish","has-post-thumbnail","hentry","document_category-chinese-cn","document_category-demonstration","document_category-demonstration-project-report","document_category-document","document_category-energy-efficiency","document_category-harbin","document_category-renovation","knowledge_hub-knowledge-hub"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/document\/6464","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/document"}],"about":[{"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/types\/document"}],"version-history":[{"count":6,"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/document\/6464\/revisions"}],"predecessor-version":[{"id":9243,"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/document\/6464\/revisions\/9243"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/media\/8571"}],"wp:attachment":[{"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/media?parent=6464"}],"wp:term":[{"taxonomy":"document_category","embeddable":true,"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/document_category?post=6464"},{"taxonomy":"knowledge_hub","embeddable":true,"href":"https:\/\/www.zeb-china.org\/en\/wp-json\/wp\/v2\/knowledge_hub?post=6464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}