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一、系统环境概述
系统用于露天仓储堆垛中温度、湿度的测量和采集,目前有十个仓储场区需要采用此设备,每个场平时堆垛数量在2000个左右,生产旺季在2500左右。每个场区分5-6个区,每个区在200-400个堆垛,堆垛之间有供通行的4米宽装卸道路,TA区、B区和D区为堆垛的典型分布图,堆垛体积长×宽×高为8m×4m×4m,采用露天堆放,每个堆垛中需要温度探头6—8个,探头埋置于堆垛中。堆垛中物品含水量在20%左右,对电磁波的吸收较大。现场只有灯塔处有220V电源,灯塔高15米,在10米以下可以架设天线,其他地方没有电源且不能布线。
二、系统要求
(YI)QUANWUXIAN,QIETANTOUCAIYONGYITISHIDIANCHIGONGDIANFANGSHI。
(ER)SHUJUJIZHONGXIANSHIJIGUANLI。
(SAN)KEKAOXINGGAO,BUNENGCHUXIANWUBAO、LOUBAOQINGKUANG。
三、系统设计依据
●《GB50198-94JISUANJIXITONGANQUANZHUNZE》
●《HG20507-92GONGYEZIDONGHUAYIBIAOGONGCHENGSHIGONGJIYANSHOUGUIFAN》
●《GB 50194-93JIANSHEGONGCHENGSHIGONGXIANCHANGGONGYONGDIANANQUANGUIFAN》
●《JJG874-2007WENDUZHISHIKONGZHIYI》
●《YIDONGTONGXINJISHU》
四、系统构架描述
根据现场示意图分析,整个无线温湿度传输系统采用“蜂窝通信”方式,如图一所示:
图一、蜂窝信道分布示意图
在图一中,整个厂区采用蜂窝方式进行数据通信,以每个灯塔划分为一个蜂窝,每个蜂窝采用不同的无线频段,在每个灯塔处安装一个无线接收基站,由基站接收所在小区的无线温湿度探头的数据。每一个蜂窝的通信方式如图二所示:
图二、蜂窝描述图
在图二中,无线温湿度传感器由电池供电,放置于堆垛当中,工作信道与它所处的蜂窝中基站的信道一致;无线接收基站安装在灯塔处,供电采用灯塔处的市电接入;基站将接收到的无线温湿度传感器的数据缓存在本地,由上级设备轮训时上传到上级网络,这样可以充分保证数据的可靠性。
JIEXIALAIJIUSHIMEIGEFENGWODESHUJUSHANGCHUANDAOSHANGYIJIWANGLUO(JIESHOUZHONGXIN)DETUOPUJIEGOU,RUTUSANSUOSHI:
图三、蜂窝数据与接收中心拓扑图
ZAITUSANZHONG,WUXIANJIESHOUZHONGXINFUZEZHUDONGLUNXUNMEIGEFENGWOZHONGWUXIANJIESHOUJIZHANHUANCUNDESHUJU,BINGBAHUOQUDESHUJUTONGGUORJ45JIEKOUSHANGCHUANDAOJUYUWANGZHONG。
整个系统包含四种主要设备,无线温湿度传感器、无线接收基站、无线接收中心、个人计算机,数据流向如图四所示:
图四、系统数据流向图
五、系统设备描述
(YI)DUIDUOCHU:NEIZHI868MHzWUXIANTANTOU(YITISHI、DIANCHIGONGDIAN)
MEIGEDUIDUOZHONGFENBIEFANGZHI868MHzWUXIANTANTOU(YITISHI、DIANCHIGONGDIAN)YIZHI,CAIYONG868MHzFENXINDAOCHUANSHUMOSHIJIANGSHUJUZHUDONGFASONGDAOZIJISUOZAIFENGWODEWUXIANJIESHOUJIZHAN(JIDENGTACHU)。
无线温湿度传感器之所以采用868MHz频率,原因有以下几点:
1、GENJUWOMENSHIJICESHIHESHIYONGXIAOGUOKANCHU,MUQIANCAIYONGDECIKUAN868MHz(JIANRONG915MHz)FANGAN,DUIZHANGAIWUDECHUANTOUNENGLIQIANG;
2、MUQIANCAIYONGDEFANGANZHONG,WAIWEIYUANJIANJISHAO,DIAOSHIJIANDAN,WEIHOUQIDAPILIANGSHENGCHANTIGONGLEBAOZHANG;
3、MUQIANBANBENYIJINGQUYUCHENGSHU,SHUIMIANGONGHAOJIDI(XIAOYU10uA),CAIYONGYIYOUDE2400mA/HDIANCHI,ZAISHIJIYUSUAN5FENZHONGFASONGYICISHUJUDEQINGKUANGXIA,DIANCHIKESHIYONGYINIANBANYISHANG,WEIJIANGDIXITONGHOUQIWEIHUTIGONGLEBAOZHANG;
4、MUQIANFANGANZHONG,WUXIANXINDAODUODA102GE,WEIXITONGLIUYOUCHONGFENDERONGLIANG,ZAISHIJIXIANCHANGDANGZHONG,SHENZHIMEIGEFENGWOKEYICAIYONGWANQUANBUTONGDEXINDAOJINXINGCHUANSHU,WEIXITONGDEWENDINGXING、KEKAOXINGJIXITONGTANTOUDEYANZHANXINGDOUDAILAILEJI DADEBAOZHANG。
(ER)DENGTACHU:WUXIANJIESHOUJIZHAN(NEIZHI868MHzZHUAN433MHzWUXIANWANGQIAOGONGNENG,GONGCHENGSHIGONGSHIXUJIAZHUANGBILEIQI)
在每个灯塔处安装无线接收基站一台(现场供电),向下提供868MHz频段来接收温湿度传感器的数据,向上提供433MHz大功率双向通信功能(向上采用433MHz频率主要考虑到传输距离问题,灯塔到办公室距离比较远,加之可能有很多遮挡因素,433MHz初步预算功率为2W),以便接收来自无线接收中心的命令;根据现场图纸描述,把以基站(即灯塔)为圆心,30米(具体视调试而定)为半径的区域划为一个蜂窝,各个蜂窝分别采用868MHz分信道进行数据收发。基站把用868MHz接收到的探头数据缓存到本地高速缓存当中,当接收到无线接收中心的轮训命令(433MHz频率)时,通过433MHz频率将缓存数据应答给无线接收中心。
(SAN)BANGONGSHI(GUANLIZHONGXIN)WAI:WUXIANJIESHOUZHONGXIN(GONGCHENGSHIGONGSHIXUJIAZHUANGBILEIQI)
ZHENGGEXITONGGONGSHEJIYITAI433MHzWUXIANJIESHOUZHONGXIN,FUZEZHUDONGLUNXUNGEGEFENGWODANGZHONGDEWUXIANJIESHOUJIZHAN,TONGSHI,WUXIANJIESHOUZHONGXINDUISHANGXINGTIGONGYIGERJ45WANGLUOJIEKOU,JIANGJIESHOUDAODESUOYOUSHUJUTONGGUOJUYUWANGSHANGCHUANZHIBANGONGSHIPCSHANG。
(四)办公室(管理中心)PC:无线温湿度系统管理软件
ZAIBANGONGSHI(GUANLIZHONGXIN)DEPCSHANGANZHUANGWUXIANWENSHIDUXITONGGUANLIRUANJIANYITAO,YONGYUJIZHONGGUANLIZHENGGEXITONGDESUOYOUWENSHIDUSHUJU,GONGNENGBAOKUO:
1、SHISHISHUJUXIANSHI
2、LISHISHUJUCHAXUN、DAOCHU(PDFHUOEXCEL)HEDAYIN
3、TANTOUCANSHUSHEZHI,RUWENSHIDUBUCHANG、BAOJINGSHANGXIAXIANZHIZIDINGYI、TANTOUMINGCHENGJIDIZHIZIDINGYIDENGDENG
4、ZHIDINGSHIJIANDUANWENSHIDUBIANHUAQUXIANTU
5、GUANLIYUANJICAOZUOYUANQUANXIANSHEZHI
6、CAOZUORIZHIGUANLI
7、QITA
六、设备技术参数
(一)传感器(环境温湿度传感器):
图五、环境温湿度传感器示意图(防水型)
GONGZUODIANYUAN:DIANCHIGONGDIAN(3.6V)
FASHEGONGLV:10dBm-30dBm(RUANJIANKESHEZHI)
CAIJIZHOUQI:8MIAO-2XIAOSHIRUANJIANKESHEZHI
GONGZUOPINDUAN:RUANJIANKESHEZHI
WENDUJIANCEFANWEI:-40℃~+124℃
SHIDUJIANCEFANWEI:0%~100%RH
WENSHIDUJINGDUWUCHA:±0.5℃ ±3%RH
GONGZUOPINDUAN: 868MHz(DUODA102GEPINDUANKEYONG,AESJIAMI)
WUXIANSULV:20~100kbps
XIANGDUIWEIYIFANWEI:YIGECHANGNEIDUIDUONEI
FASHEJULI: >100m(TANTOUZHIYUYANDUONEI)
SHIYONGNIANXIAN:>1NIAN
(ER)WUXIANJIESHOUWANGQIAO:
图六、蜂窝无线接收网桥/网关(防水型)
GONGDIANDIANYA:JIAOLIU220V
GONGZUOWENDU:-40℃~+85℃
SHANGXINGGONGZUOPINLV:BIAOZHUN433MHz(GONG8GEPINDUANKEYONG)
FASHEGONGLV:≤2W
JIESHOULINGMINDU:-110dBm
TONGXINJULI:>3GONGLI(KONGKUANGJULI)
XIAXINGGONGZUOPINDUAN:868MHz(DUODA102GEPINDUANKEYONG,AESJIAMI)
JIESHOULINGMINDU:-110dBm
FASHEGONGLV: 10dBm-30dBm(RUANJIANKESHEZHI)
SHEBEIBIANHAO:RUANJIANKESHEZHI
TIANXIANJIEKOUFANGSHI:SMABIAOZHUNTIANXIANJIEKOU
KANGGANRAO:SHOUJIPINLV、ZHENGFUWUXIANPINLV、TIELUTONGXINPINLV、WUXIANWIFIPINLVDENGCHANGYONGPINLVKANGGANRAO。
(SAN)WUXIANJIESHOUZHONGXIN
图七、无线接收中心(老版)
GONGDIANDIANYA:JIAOLIU220V
SHANGXINGTONGXUNJIEKOU: RJ45WANGLUOJIEKOU
XIAXINGTONGXINJIEKOU:WUXIAN433MHz(GONG8GEPINDUANKEYONG)
FASHEGONGLV:≤2W
JIESHOULINGMINDU:-110dBm
TONGXINJULI:>3GONGLI(KONGKUANGJULI)
KANGGANRAO:SHOUJIPINLV、ZHENGFUWUXIANPINLV、TIELUTONGXINPINLV、WUXIANWIFIPINLVDENGCHANGYONGPINLVKANGGANRAO
TIANXIANJIEKOUFANGSHI:SMABIAOZHUNTIANXIANJIEKOU
GONGZUOWENDU:-40℃~+85℃
JIE KOU:MJ-MJJIEKOU
七、系统互换性与维护
XITONGDEHUHUANXINGYUKEWEIHUXINGZHUYAOTIXIANZAITANTOUYUWUXIANJIESHOUJIZHANSHANG,JUTISHIXIANRUXIA:
(一)环境温湿度传感器
1、KEWEIHUXING:
WUXIANWENSHIDUCHUANGANQICAIYONGLVHEJINWAIQIAO,WEILEZENGJIASHEBEIWENDINGXINGJIFANGHUDENGJI,JIANGCAIYONGYITISHEJI(JIANGDIANLUBAN、CHUANGANQITANTOU、WUXIANCHUANSHUMOKUAI、DIANCHI、PEIZHIJIEKOUDENGDOUZHENGTIGUDINGHANJIEZAIDIBANSHANG),GEGEGONGNENGMOKUAIWEIYINGLIANJIE,DIANLUDIBANLIYONGWAIQIAOKACAOANZHUANG,YUWAIQIAOMEIYOULUOSI,DANGCHUXIANSUNHUAIXUYAOGENGHUANSHI,ZHIXUCHAIXIEQIZHONGYIDUANDANGBANZHIHOU,JIUNENGHENFANGBIANDEJIANGZHENGTIDIANLULACHU,RANHOUBAXINDEDIANLUBANTUIRUKACAOJINXINGTIHUAN,ZHUANGSHANGDANGBANJIKE,BUXUYAOGENGHUANWAIQIAO,CAOZUOJIANDANFANGBIAN,GONGZUOLIANGXIAO,WEIHOUQIWEIHUGENGHUANDAILAIHENDABIANLI,TONGSHIYEJIEYUELECHENGBEN。
2、HUHUANXING:
DANGWENSHIDUCHUANGANQIXUYAOGENGHUANSHIYONGWEIZHIHEHUANJINGSHI,KEYITONGGUOCHUANGANQIWAIQIAOSHANGTIGONGDEYIGEUSBFANGTOUJIEKOUFANGBIANDEZHONGXINSHEZHIXINDEJIBENCANSHU,BAOKUOTONGXINXINDAO、FASHEGONGLV、FASONGSHIJIANJIANGE、IDHAODENG,XIANGDANGYUZHONGXINDINGYILEYIGEXINDECHUANGANQI,CISHIJIUKEYIFANGBIANDEZHONGXINTOURUYIGEXINDEXITONGDANGZHONGSHIYONG。
(二)无线接收基站
WUXIANJIESHOUJIZHANDEIDHAOYUGONGZUOXINDAOKEYIFANGBIANDELIYONGWENSHIDUXITONGGUANLIRUANJIANTONGGUOWUXIANJIESHOUZHONGXINZAIXIANGENGGAI(WUXUCONGANZHUANGXIANCHANGCHAIXIE),ZHEIYANG,ZAIXITONGZHONGXINFENPEIDESHIHOU,WOMENKEYILIYONGZHEIGEGONGNENGFANGBIANDEZHONGXINDINGYIFENGWO,BAOKUOFENGWODEBIANHAO、FENGWOGONGZUODEXINDAODENG,WEIYONGHUHOUQISHIYONGTIGONGDEBIANLI。
八、售后和维保
BENGONGSICHANPINCHENGNUO1NIANNEIMIANFEIBAOXIU,CHAOGUOWEIBAOQIZHISHOUQUCHENGBENFEIYONG。
(YI)JISHUZHICHIYUFUWU
DUIYUWOGONGSIXIAOSHOUDECHANPINHESHEBEIWOMENBAOZHENGYONGHUNENGGOUDEDAOZHENGGEXITONGDEZHONGSHENJISHUZHICHIHEFUWU。ZUOWEIJISHUZHICHIZHONGYAOBUFEN,WOMENHAIJIANGWEIYONGHUTIGONGDEXITONGSHENGJIFUWU,BINGQUEBAO:
1、JISHUDEXIANJINXINGYUYINGYONGSHIYONGFAZHANQUSHI;
2、SUISHINENGGOUWEIYONGHUTIGONGXITONGDEKUOZHANNENGLI,YIMANZUYONGHURIYIFAZHANDEYAOQIU;
3、SHENGJIHOUDEXITONGYOULIANGHAODEXINGNENGJIAGEBI;
4、JINGJIXING。
(ER)DIANHUAZHICHIFUWU
KEHUDEXITONGGUANLIYUANHUOXITONGGUANLIWEIHURENYUANSUISHIKEYUWOGONGSIZHIJIEDIANHUALIANXI,YOUWOSIGONGCHENGSHITONGGUODIANHUAXIANGYONGHUTIGONGZHUANYEDEJISHUZHICHI,YIJIKUAIDESUDUJIEJUEYONGHUWANGLUOXITONGZHONGCHUXIANDEWENTI,BINGTIGONGQUANTIANHOU、WUZHOUMOXIANGYINGFUWU。
(SAN)FANXIUWEIHUFUWU
DANGWOMENDEGONGCHENGSHITONGGUODIANHUAWUFAJISHIPAICHUWENTISHI,GUIFANGKEXUANZEJIANGSHEBEIJIHUIWOGONGSISHOUHOUDIAN,WOGONGSIJIANGJINKUAIWEININJIEJUECHAZHAOYUANYINBINGJISHICHULIWENTI。
(SI)SHEBEIWEIXIUFUWU
WOMENDUIMIANFEIWEIHUQINEIDEXITONGSHEBEITIGONGWEIHUHEGENGHUANFUWU,DUIHOUXUBAOYONGFUWUHETONGNEIZHIDINGDESUOYOUSHEBEITIGONGBAOXIUHEBAOYANGFUWU。DUIYUWEIBAOHANZAIHOUXUBAOYONGFUWUNEIDESHEBEIJINXINGCHENGBENSHOUFEIFUWU。
(WU)RENYUANPEIXUN
GENJUKEHUDEXUYAO,WOGONGSIJIANGKEHUXIANGGUANJISHURENYUANJINXINGQUANMIANDEJISHUPEIXUN,DADAOQUANMIANLIJIEXITONGDEGONGNENGHEXIANGGUANJISHU、BINGQIEKEYIDULIJINXINGANZHUANGPEIZHI、RICHANGSHIYONGWEICHI、YIBANGUZHANGZHENDUANHEXIUFUDENGGONGZUOZHIMUDE,YOUGUANJUTIDEPEIXUNNEIRONGBAOKUO:
1、XITONGDETIXIJIEGOUJIXIANGGUANJISHU;
2、XITONGDEANZHUANGDIAOSHI;
3、XITONGGUANLIYUANHEYONGHUPEIXUN。
九、联系方式
企业名称:成都鑫芯电子科技有限公司
LIANXIDIANHUA:4006628160
Q Q:
LIAN XI REN:HANXIANSHENG
DI ZHI:CHENGDOUSHIJINNIUQUJINNIUGAOXINJISHUCHANYEYUANXINGSHENGXILU2HAOTIANYUANDASHA
WANG ZHI:http://maixiangjiao.com