(杜伟贤) ma, phd, ceng, mice, cenv cred recipient of - uea.ppt

下载文档降价

6
0
约1.35万字
约 42页
2017-08-16 发布于天津
举报
版权申诉
保障服务

(杜伟贤) ma, phd, ceng, mice, cenv cred recipient of - uea.ppt

1、本文档共42页，可阅读全部内容。
2、原创力文档（book118）网站文档一经付费（服务费），不意味着购买了该文档的版权，仅供个人/单位学习、研究之用，不得用于商业用途，未经授权，严禁复制、发行、汇编、翻译或者网络传播等，侵权必究。
3、本站所有内容均由合作方或网友上传，本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺！文档内容仅供研究参考，付费前请自行鉴别。如您付费，意味着您自己接受本站规则且自行承担风险，本站不退款、不进行额外附加服务；查看《如何避免下载的几个坑》。如果您已付费下载过本站文档，您可以点击这里二次下载。
4、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等，请点击“版权申诉”（推荐），也可以打举报电话：400-050-0827(电话支持时间：9:00-18:30)。

节流阀冷凝器绝热蒸发器为冷却进行热提取高温高压低温低压压缩器节流阀冷凝器绝热蒸发器为冷却进行热提取高温高压低温低压外部热吸收器吸收器热交换器吸附冷却器杜伟贤楼楼低能耗示范建筑伊丽莎白楼楼护理与育产学院医学院医学院期空气进入内部使用空间空气通过空心的板层过滤器加热器将来制冷的空间出建筑物从每层出来的回流空气空气回流进入热交换器热量在进入房间之前被传递到空气中板层储存来自于电器以及人体发出的热量热量在进入房间之前被传递到空气中板层也把热散发到房间内把白天聚积的热量带走冷却板层使其成为来日的冷存储器空

* * * * * * * * * * * * * * * * * * * * * Don’t need the English on this slide so Chinese is fine * * Conversion efficiency improvements 1997/98 electricity gas oil Total MWh 19895 35148 33 Emission factor kg/kWh 0.46 0.186 0.277 Carbon dioxide Tonnes 9152 6538 9 15699 Electricity Heat 1999/ 2000 Total site CHP generation export import boilers CHP oil total MWh 20437 15630 977 5783 14510 28263 923 Emission factor kg/kWh -0.46 0.46 0.186 0.186 0.277 CO2 Tonnes -449 2660 2699 5257 256 10422 Before installation After installation This represents a 33% saving in carbon dioxide * * Conversion efficiency improvements Load Factor of CHP Plant at UEA Demand for Heat is low in summer: plant cannot be used effectively More electricity could be generated in summer A typical Air conditioning/Refrigeration Unit 节流阀 Throttle Valve 冷凝器绝热 Condenser Heat rejected 蒸发器为冷却进行热提取 Evaporator Heat extracted for cooling 高温高压 High Temperature High Pressure 低温低压 Low Temperature Low Pressure Compressor 压缩器 Absorption Heat Pump Adsorption Heat pump reduces electricity demand and increases electricity generated 节流阀 Throttle Valve 冷凝器绝热 Condenser Heat rejected 蒸发器为冷却进行热提取 Evaporator Heat extracted for cooling 高温高压 High Temperature High Pressure 低温低压 Low Temperature Low Pressure 外部热 Heat from external source W ~ 0 吸收器吸收器热交换器 Absorber Desorber Heat Exchanger A 1 MW Adsorption chiller 1 MW 吸附冷却器 Reduces electricity demand in summer Increases electricity generated locally Saves ~500 tonnes Carbon Dioxide annually Uses Waste Heat from CHP provides most of chilling requirements in summer The Future: Biomass Advanced Gasifier/ Combined Heat and Power Increasing demand for energy as University expands Extra 1.4MWe ,2MWth Under 7 year payback Local wood fuel available Reduces Carbon Emissions of UEA by over 35% Environmental issues Environmental School, Climate Research Unit, CRed 1990-2006 5870 -14,047 students (239% INCREASE) 138,000 -207,000 sq.m (49% INCREASE)