学(Xue)校(Xiao)不(Bu)仅(Jin)是(Shi)学(Xue)生(Sheng)学(Xue)习(Xi)的(De)地(Di)方(Fang),(?)同(Tong)时(Shi)也(Ye)是(Shi)很(Hen)多(Duo)寄(Ji)宿(Su)学(Xue)生(Sheng)生(Sheng)活(Huo)的(De)地(Di)方(Fang)。(?)因(Yin)此(Ci),(?)热(Re)水(Shui)的(De)提(Ti)供(Gong)是(Shi)校(Xiao)园(Yuan)生(Sheng)活(Huo)极(Ji)为(Wei)重(Zhong)要(Yao)的(De)一(Yi)环(Huan)。(?)因(Yin)为(Wei)学(Xue)校(Xiao)人(Ren)数(Shu)众(Zhong)多(Duo)、(?)用(Yong)水(Shui)压(Ya)力(Li)大(Da),(?)热(Re)水(Shui)系(Xi)统(Tong)是(Shi)否(Fou)环(Huan)保(Bao)、(?)节(Jie)能(Neng)、(?)安(An)全(Quan)、(?)稳(Wen)定(Ding),(?)成(Cheng)了(Liao)评(Ping)估(Gu)学(Xue)校(Xiao)热(Re)水(Shui)系(Xi)统(Tong)好(Hao)坏(Huai)的(De)重(Zhong)要(Yao)指(Zhi)标(Biao)。(?)在(Zai)过(Guo)去(Qu),(?)很(Hen)多(Duo)学(Xue)校(Xiao)都(Du)使(Shi)用(Yong)燃(Ran)油(You)、(?)燃(Ran)气(Qi)锅(Guo)炉(Lu),(?)但(Dan)近(Jin)几(Ji)年(Nian)来(Lai),(?)随(Sui)着(Zhuo)国(Guo)家(Jia)对(Dui)环(Huan)保(Bao)、(?)清(Qing)洁(Jie)能(Neng)源(Yuan)的(De)重(Zhong)视(Shi),(?)开(Kai)始(Shi)陆(Lu)陆(Lu)续(Xu)续(Xu)的(De)取(Qu)缔(Di)各(Ge)种(Zhong)大(Da)、(?)小(Xiao)锅(Guo)炉(Lu),(?)学(Xue)校(Xiao)不(Bu)得(De)不(Bu)四(Si)处(Chu)寻(Xun)找(Zhao)更(Geng)为(Wei)可(Ke)靠(Kao)的(De)热(Re)水(Shui)设(She)备(Bei)。(?)在(Zai)这(Zhe)种(Zhong)情(Qing)况(Kuang)下(Xia),(?)身(Shen)具(Ju)环(Huan)保(Bao)、(?)节(Jie)能(Neng)、(?)安(An)全(Quan)、(?)稳(Wen)定(Ding)等(Deng)优(You)点(Dian)于(Yu)一(Yi)身(Shen)的(De)空(Kong)气(Qi)能(Neng)热(Re)泵(Beng)就(Jiu)成(Cheng)了(Liao)很(Hen)多(Duo)学(Xue)校(Xiao)热(Re)水(Shui)系(Xi)统(Tong)的(De)首(Shou)选(Xuan)解(Jie)决(Jue)方(Fang)法(Fa)。(?)
一(Yi)、(?)项(Xiang)目(Mu)设(She)计(Ji)资(Zi)料(Liao)
((?)1)(?)热(Re)水(Shui)分(Fen)配(Pei)量(Liang)标(Biao)准(Zhun)
名(Ming)称(Cheng) | 日(Ri)用(Yong)水(Shui)量(Liang) |
定(Ding)时(Shi)供(Gong)水(Shui) | 50L/人(Ren) |
用(Yong)水(Shui)设(She)备(Bei)安(An)装(Zhuang)IC卡(Ka)水(Shui)控(Kong)机(Ji) | 40L/人(Ren) |
分(Fen)时(Shi)段(Duan)((?)早(Zao)、(?)中(Zhong)、(?)晚(Wan))(?)供(Gong)水(Shui) | 60-80L/人(Ren) |
((?)2)(?)各(Ge)机(Ji)型(Xing)在(Zai)不(Bu)同(Tong)环(Huan)境(Jing)温(Wen)度(Du)下(Xia)产(Chan)水(Shui)量(Liang)
用(Yong)户(Hu)区(Qu)域(Yu) | 环(Huan)境(Jing)温(Wen)度(Du) | 配(Pei)置(Zhi)机(Ji)型(Xing) |
长(Chang)江(Jiang)以(Yi)南(Nan)的(De)区(Qu)域(Yu) | 5℃(?)以(Yi)上(Shang) | 南(Nan)方(Fang)型(Xing)热(Re)泵(Beng) |
黄(Huang)河(He)以(Yi)南(Nan),(?)长(Chang)江(Jiang)以(Yi)北(Bei)的(De)区(Qu)域(Yu) | -5℃(?)至(Zhi)5℃(?) | 北(Bei)方(Fang)型(Xing)热(Re)泵(Beng) |
黄(Huang)河(He)以(Yi)北(Bei)的(De)区(Qu)域(Yu) | -5℃(?)以(Yi)下(Xia) | 低(Di)温(Wen)型(Xing)热(Re)泵(Beng) |
((?)3)(?)主(Zhu)机(Ji)选(Xuan)型(Xing)的(De)原(Yuan)则(Ze)
在(Zai)安(An)装(Zhuang)环(Huan)境(Jing)宽(Kuan)裕(Yu)的(De)情(Qing)况(Kuang)下(Xia),(?)在(Zai)机(Ji)型(Xing)选(Xuan)择(Ze)上(Shang)应(Ying)尽(Jin)量(Liang)采(Cai)用(Yong)小(Xiao)型(Xing)、(?)多(Duo)台(Tai)主(Zhu)机(Ji)。(?)这(Zhe)样(Yang)比(Bi)较(Jiao)容(Rong)易(Yi)做(Zuo)到(Dao)即(Ji)使(Shi)其(Qi)中(Zhong)一(Yi)台(Tai)主(Zhu)机(Ji)有(You)故(Gu)障(Zhang),(?)其(Qi)他(Ta)主(Zhu)机(Ji)正(Zheng)常(Chang)工(Gong)作(Zuo)也(Ye)不(Bu)会(Hui)影(Ying)响(Xiang)客(Ke)户(Hu)用(Yong)水(Shui),(?)又(You)可(Ke)尽(Jin)量(Liang)节(Jie)省(Sheng)投(Tou)资(Zi)。(?)
((?)4)(?)供(Gong)水(Shui)管(Guan)道(Dao)
项(Xiang)目(Mu)里(Li)的(De)所(Suo)有(You)供(Gong)水(Shui)管(Guan)道(Dao)必(Bi)须(Xu)做(Zuo)保(Bao)温(Wen)处(Chu)理(Li),(?)建(Jian)议(Yi)使(Shi)用(Yong)本(Ben)公(Gong)司(Si)生(Sheng)产(Chan)的(De)聚(Ju)氨(An)酯(Zhi)发(Fa)泡(Pao)管(Guan)。(?)
二(?)、(?)学(Xue)校(Xiao)案(An)例(Li)
广(Guang)东(Dong)地(Di)区(Qu)某(Mou)学(Xue)校(Xiao)一(Yi)栋(Dong)学(Xue)生(Sheng)宿(Su)舍(She)楼(Lou)为(Wei)1000人(Ren),(?)125间(Jian)宿(Su)舍(She),(?)采(Cai)用(Yong)定(Ding)时(Shi)段(Duan)房(Fang)间(Jian)内(Nei)花(Hua)洒(Sa)供(Gong)水(Shui),(?)热(Re)水(Shui)设(She)备(Bei)放(Fang)置(Zhi)在(Zai)楼(Lou)面(Mian)。(?)
((?)1)(?)资(Zi)料(Liao)分(Fen)析(Xi)
工(Gong)程(Cheng)项(Xiang)目(Mu)名(Ming)称(Cheng) | 学(Xue)校(Xiao)空(Kong)气(Qi)源(Yuan)热(Re)泵(Beng)热(Re)水(Shui)工(Gong)程(Cheng) |
供(Gong)水(Shui)时(Shi)段(Duan) | 定(Ding)时(Shi)供(Gong)水(Shui) |
用(Yong)水(Shui)方(Fang)式(Shi) | 花(Hua)洒(Sa) |
产(Chan)水(Shui)温(Wen)度(Du) | 55℃(?) |
用(Yong)水(Shui)量(Liang) | 50L/人(Ren)((?)定(Ding)时(Shi)供(Gong)水(Shui))(?) |
每(Mei)天(Tian)总(Zong)用(Yong)水(Shui)量(Liang) | 50吨(Dun) |
系(Xi)统(Tong)类(Lei)型(Xing) | 直(Zhi)热(Re)式(Shi),(?)南(Nan)方(Fang)型(Xing)热(Re)泵(Beng) |
((?)2)(?)本(Ben)项(Xiang)目(Mu)主(Zhu)设(She)备(Bei)配(Pei)置(Zhi)表(Biao)
项(Xiang)目(Mu) | 型(Xing)号(Hao) | 数(Shu)量(Liang) | 备(Bei)注(Zhu) |
空(Kong)气(Qi)源(Yuan)热(Re)泵(Beng) | RB-36K | 6台(Tai) | 直(Zhi)热(Re)循(Xun)环(Huan)式(Shi) |
立(Li)式(Shi)保(Bao)温(Wen)水(Shui)塔(Ta) | 10吨(Dun) | 5个(Ge) | 双(Shuang)层(Ceng)不(Bu)锈(Xiu)钢(Gang),(?)中(Zhong)间(Jian)发(Fa)泡(Pao) |
供(Gong)水(Shui)增(Zeng)压(Ya)泵(Beng) | PH-403E | 3台(Tai) | 威(Wei)乐(Le)牌(Pai)((?)两(Liang)用(Yong)一(Yi)备(Bei))(?) |
供(Gong)水(Shui)管(Guan)道(Dao) | Φ(?)25-Φ(?)90 | 1项(Xiang) | 聚(Ju)氨(An)酯(Zhi)发(Fa)泡(Pao)管(Guan) |
((?)3)(?)详(Xiang)细(Xi)的(De)负(Fu)荷(He)计(Ji)算(Suan)
极(Ji)冷(Leng)工(Gong)况(Kuang)下(Xia):(?)冬(Dong)天(Tian)环(Huan)境(Jing)温(Wen)度(Du)为(Wei)5℃(?),(?)热(Re)水(Shui)温(Wen)度(Du)55℃(?),(?)每(Mei)天(Tian)用(Yong)水(Shui)量(Liang)50吨(Dun),(?)则(Ze)在(Zai)这(Zhe)样(Yang)的(De)极(Ji)冷(Leng)天(Tian)气(Qi)下(Xia),(?)冷(Leng)水(Shui)温(Wen)度(Du)10℃(?),(?)主(Zhu)机(Ji)工(Gong)作(Zuo)时(Shi)间(Jian)为(Wei)16小(Xiao)时(Shi)计(Ji)算(Suan))(?)。(?)
①(?)根(Gen)据(Ju)设(She)计(Ji)热(Re)水(Shui)用(Yong)量(Liang)按(An)下(Xia)列(Lie)公(Gong)式(Shi)计(Ji)算(Suan)加(Jia)热(Re)热(Re)水(Shui)所(Suo)需(Xu)的(De)热(Re)量(Liang):(?)
Q =((?)L/1000×(?)4.187×(?)△(?)T)(?)/3.617
={(?)50000/1000×(?)4.187×(?)((?)55℃(?)—(?)10℃(?))(?)}(?)/3.617
= 2604KW
其(Qi)中(Zhong):(?)
Q......加(Jia)热(Re)热(Re)水(Shui)所(Suo)需(Xu)的(De)热(Re)量(Liang)((?)千(Qian)瓦(Wa),(?)KW)(?) 4.187......水(Shui)的(De)热(Re)比(Bi)值(Zhi)
L......热(Re)水(Shui)量(Liang) 3.617......1度(Du)电(Dian)=3.617MJ((?)热(Re)功(Gong)当(Dang)量(Liang))(?)
△(?)T......自(Zi)来(Lai)水(Shui)zui低(Di)水(Shui)温(Wen)为(Wei)10℃(?),(?)出(Chu)水(Shui)温(Wen)度(Du)为(Wei)55℃(?),(?)故(Gu)△(?)T=55℃(?)—(?)10℃(?)=45℃(?)。(?)
②(?)空(Kong)气(Qi)源(Yuan)节(Jie)能(Neng)热(Re)泵(Beng)系(Xi)统(Tong)每(Mei)天(Tian)产(Chan)热(Re)量(Liang):(?)
6台(Tai)RB-36K:(?)Q = 6×(?)q×(?)h = 6×(?)28×(?)16 = 2688KW
其(Qi)中(Zhong):(?)
Q......主(Zhu)机(Ji)一(Yi)天(Tian)的(De)制(Zhi)热(Re)量(Liang),(?)KW
q.......主(Zhu)机(Ji)环(Huan)境(Jing)温(Wen)度(Du)5℃(?)每(Mei)小(Xiao)时(Shi)制(Zhi)热(Re)量(Liang)28KW
h…(?)…(?)主(Zhu)机(Ji)每(Mei)天(Tian)工(Gong)作(Zuo)时(Shi)间(Jian)
则(Ze)在(Zai)冬(Dong)天(Tian)环(Huan)境(Jing)温(Wen)度(Du)为(Wei)5℃(?)的(De)工(Gong)况(Kuang)下(Xia),(?)主(Zhu)机(Ji)的(De)产(Chan)热(Re)量(Liang)为(Wei):(?)2688KW>(?)2604KW;(?)
故(Gu)贵(Gui)方(Fang)的(De)主(Zhu)机(Ji)数(Shu)量(Liang)为(Wei):(?)6台(Tai)RB-36K可(Ke)满(Man)足(Zu)贵(Gui)方(Fang)需(Xu)求(Qiu)。(?)