Eagle-2010M手动2.5次元测量仪

2.5次元手动产品特点:

 

2.5次元采用了00级高精度的花石底座和立柱,保证了高强度,耐腐蚀,极高的稳定性

 

双层高精度高强度全侣合金的移动工作台,表面硬氧处理,稳定性好

 

精密的V型导轨和高精度无牙螺杆传动,减少机械位移误差

 

可选择2D测量及2.5D测量机型

 

可选加高端的双远心光路镜头及技术的应用

型号

Eagle 系列

2010

3020

4030

5040

6050

7060

行程(mm)

X

200

300

400

500

600

700

Y

100

200

300

400

500

600

Z

200

200

200

200

300

300

外形尺寸(mm)

550*550*950

920*60*1150

1080*750*1180

1220*830*1180

2100*1100*2000

2100*1250*2000

工作台大小(mm)

360*260

550*500

610*510

710*610

850*750

890*850

工作台承重(kg)

15

20

30

30

35

35

机台重量(kg)

120

260

360

450

600

800

该公司产品分类: 全自动三次元测量仪器 半自动三次元测量仪 手动三次元测量仪器 全自动2.5次元测量仪 半自动2.5次元测量仪 手动2.5次元测量仪 全自动二次元测量仪 半自动二次元 手动二次元 测量仪器专用机 ITO玻璃测量仪器 三次元测量仪器 2.5次元测量仪器 二次元测量仪器 影像测量仪器

1208209CF1000-1,5120V1208199CF1000-1,5230V

电话:05 92-510 759 2 传真:059 2-514 3 540 邮箱:da lis0 01@126.com  达利思特价Q达利思特价Q:16 9 311 86 77网站:http://www.xmdalis.com菲尼克斯模块1208199 CF1000-1,5230V1208209 CF1000-1,5120V1201280 NS32CU/120QMMUNPERF2000MM2838924 CHECKMASTER5147777 BLUEMARKX15146147 THERMOMARKW20811422 GPA/SK610X610X1,5...1205516 CF3000-2,5120V5020658 SORTI4/125031524 SORTI4/241205477 CF3000-2,51658228 VS-GOF-FA-KONFTOOL-EU0811419 GPA/SK610X610X0,8...0806518 GPK/SK610X610X1,5WH/BK0806563 GPK/SK610X610X1,5SR/BK0806589 GPK/SK610X610X1,5...1658231 VS-GOF-FA-KONFTOOL-US0806437 GPK/SK610X610X0,8WH/BK0806482 GPK/SK610X610X0,8SR/BK0806505 GPK/SK610X610X0,8...2780894 IBSSOFTWARELICENCESLAVE5605942 RAD-SOL-SET-24-605606285 RAD-SOL-SET-24-802885472 RAD-SOL-SET-24-1000811435 GPA610X610X1,5...5605941 RAD-SOL-SET-24-405020438 SORTI3/82916668 VISU+RT-DPROXT2913360 VMT5017PM2885650 RAD-ISM-2400-REP-SET-BD-BUS5020645 SORTI3/75028731 SORTI3/183009176 UKH95-PE/N1201895 NS35/15CUUNPERF2000MM1201358 NS32CU/35QMMUNPERF2000MM0811406 GPA610X610X0,8...2700803 S-MAX417CEPN0806356 GPK610X610X1,5WH/BK0806424 GPK610X610X1,5...2700573 S-MAX415CEPN2985877 VISU+RTPROXT2700586 S-MAX412CEPN1208348 CF500-230V1208351 CF500-120V0806592 GPK610X610X0,8...2737407 IBSS7400ETHSDSCSYSKITE2737575 IBSS7400ETHSDSCSYSKIT2900616 VMT5015PM1,1DE2900629 VMT5015PM1,1EN5605992 VLC-PDK-CIT-USB2130198 UHV240-KH/KH2893914 PPC5315PMDE2893927 PPC5315PMEN2900603 VMT5015PM1,12900645 VMT5015SMDE2900658 VMT5015SMEN2893969 PPC5115PM1,1DE2893972 PPC5115PM1,1EN2916600 RFC470PN3TX5020674 SORTI2/120202303 LB100-6BU0202316 LB100-6RD0202345 LB100-6GY3121025 GTF76/482700609 S-MAX400CEPNMC2893901 PPC5315PM2900674 PPC5015PM1,1DE2900687 PPC5015PM1,1EN2916558 VISU+RT-DPRO0811794 GPEGSO2867270 RAD-ISM-900-SET-BD-BUS-ANT2867490 RAD-ISM-900-SET-BD-BUS-ANT-AU2885126 RAD-ISM-900-SET-BD-BUS-ANT-NZ0201650 FBI100-61206829 CUTFOX101206832 CUTFOX10120V0301563 ISSBI100-6-MBT2,53001459 PS-UK3-5/Z-53001462 PS-UK3-5/Z-65147007 THERMOMARKW12877309 S-MAXSWBKWPBCODN2700829 S-MAX400CEPNII2730271 IBSPCIDDK2900632 VMT5015SM2895530 PPC5115PM1,12886976 TP121T/011750322900360 PPC5315SMDE2900373 PPC5315SMEN2867733 RAD-ISM-2400-SET-BD-BUS-ANT2867089 RAD-ISM-900-SET-BD-BUS2867487 RAD-ISM-900-SET-BD-BUS-AU2885113 RAD-ISM-900-SET-BD-BUS-NZ3063057 KEL24/43063060 KEL24/53063073 KEL24/73063086 KEL24/100808561 GPK500X500X0,8WH/BK2900661 PPC5015PM1,12130143 UHV240-KH/AS2130347 UHV240-KH/M16电话:05 92-510 759 2 传真:059 2-514 3 540 邮箱:da lis0 01@126.com  达利思特价Q达利思特价Q:16 9 311 86 77网站:http://www.xmdalis.com菲尼克斯模块1208199 CF1000-1,5230V1208209 CF1000-1,5120V1201280 NS32CU/120QMMUNPERF2000MM2838924 CHECKMASTER5147777 BLUEMARKX15146147 THERMOMARKW20811422 GPA/SK610X610X1,5...1205516 CF3000-2,5120V5020658 SORTI4/125031524 SORTI4/241205477 CF3000-2,51658228 VS-GOF-FA-KONFTOOL-EU0811419 GPA/SK610X610X0,8...0806518 GPK/SK610X610X1,5WH/BK0806563 GPK/SK610X610X1,5SR/BK0806589 GPK/SK610X610X1,5...1658231 VS-GOF-FA-KONFTOOL-US0806437 GPK/SK610X610X0,8WH/BK0806482 GPK/SK610X610X0,8SR/BK0806505 GPK/SK610X610X0,8...2780894 IBSSOFTWARELICENCESLAVE5605942 RAD-SOL-SET-24-605606285 RAD-SOL-SET-24-802885472 RAD-SOL-SET-24-1000811435 GPA610X610X1,5...5605941 RAD-SOL-SET-24-405020438 SORTI3/82916668 VISU+RT-DPROXT2913360 VMT5017PM2885650 RAD-ISM-2400-REP-SET-BD-BUS5020645 SORTI3/75028731 SORTI3/183009176 UKH95-PE/N1201895 NS35/15CUUNPERF2000MM1201358 NS32CU/35QMMUNPERF2000MM0811406 GPA610X610X0,8...2700803 S-MAX417CEPN0806356 GPK610X610X1,5WH/BK0806424 GPK610X610X1,5...2700573 S-MAX415CEPN2985877 VISU+RTPROXT2700586 S-MAX412CEPN1208348 CF500-230V1208351 CF500-120V0806592 GPK610X610X0,8...2737407 IBSS7400ETHSDSCSYSKITE2737575 IBSS7400ETHSDSCSYSKIT2900616 VMT5015PM1,1DE2900629 VMT5015PM1,1EN5605992 VLC-PDK-CIT-USB2130198 UHV240-KH/KH2893914 PPC5315PMDE2893927 PPC5315PMEN2900603 VMT5015PM1,12900645 VMT5015SMDE2900658 VMT5015SMEN2893969 PPC5115PM1,1DE2893972 PPC5115PM1,1EN2916600 RFC470PN3TX5020674 SORTI2/120202303 LB100-6BU0202316 LB100-6RD0202345 LB100-6GY3121025 GTF76/482700609 S-MAX400CEPNMC2893901 PPC5315PM2900674 PPC5015PM1,1DE2900687 PPC5015PM1,1EN2916558 VISU+RT-DPRO0811794 GPEGSO2867270 RAD-ISM-900-SET-BD-BUS-ANT2867490 RAD-ISM-900-SET-BD-BUS-ANT-AU2885126 RAD-ISM-900-SET-BD-BUS-ANT-NZ0201650 FBI100-61206829 CUTFOX101206832 CUTFOX10120V0301563 ISSBI100-6-MBT2,53001459 PS-UK3-5/Z-53001462 PS-UK3-5/Z-65147007 THERMOMARKW12877309 S-MAXSWBKWPBCODN2700829 S-MAX400CEPNII2730271 IBSPCIDDK2900632 VMT5015SM2895530 PPC5115PM1,12886976 TP121T/011750322900360 PPC5315SMDE2900373 PPC5315SMEN2867733 RAD-ISM-2400-SET-BD-BUS-ANT2867089 RAD-ISM-900-SET-BD-BUS2867487 RAD-ISM-900-SET-BD-BUS-AU2885113 RAD-ISM-900-SET-BD-BUS-NZ3063057 KEL24/43063060 KEL24/53063073 KEL24/73063086 KEL24/100808561 GPK500X500X0,8WH/BK2900661 PPC5015PM1,12130143 UHV240-KH/AS2130347 UHV240-KH/M16 

艾默生56双输入分析仪

 联系人:
王工 18372048130QQ1763639853
艾默生56双输入分析仪工作原理高分辨率全彩色屏幕:  方便查看过程测量值

以及屏幕上的数据趋势图

用户帮助屏幕: 用多种语言

显示详细操作说明和故障排除信息

数据记录器和事件记录器 通过 USB 2.0 数据端口,下载带时间和日期标签的

过程数据和报警状态

控制 - PID 控制和时间比例控制。还包括同步时间间隔计时器和4项特殊的应用功能

 数字通讯: HART® 和 Profibus® DP 通讯,具有全部特性和功能

产品特点艾默生56双输入分析仪是线路供电分析仪,提供单传感器或双传感器输入,且双测量可任意组合。 56 型分析仪可测量 pH 值、ORP、ISE、电导率、氯、溶解氧和气态氧、溶解臭氧、温度、浊度或流量,并将接受 4-20mA 电流输入。设备的供电电源为 24VDC 或 115/230AC( 自动切换)。HART 数字通讯是标准功能。

艾默生56双输入分析仪支持 Rosemount Analytical 的智能pH 传感器。所有组态均满足通用场所的 UL 认证要求。

应用领域特殊功能

全彩显示器: 高分辨率的全彩显示器(480 x 272 像素)

就地操作员接口: 屏幕与计算机相似,便于查找本机组态和日常标定。

诊断:连续监测分析仪和传感器回路,了解故障和警告状态。

数据记录器: 连续 30 天每 30 秒记录一次两个通道的数据以及温度

事件记录器审计跟踪:最多可记录 300 个重要事件

PID 控制:比例、积分和微分设置,最多可提供 4 个模拟电流输出,用于连续调整控制设备

实时时钟: 将时间/日期标签施加到所有过程数据和事件上

USB 数据端口:传输本机的全部过程数据和事件,以便在计算机上对其进行评估

计时器功能:时间比例控制,具有间隔计时器和 4 个特殊应用计时器:排放和注入、天数和时间间隔计时器、延迟计时器和流量积算器。

安全访问:双重密码访问

诊断: 连续监测和记录分析仪和传感器的故障状态

准无线装备: HART 信号可通过无线 THUM 适配器,在人员难以到达的位置,进行过程变量和诊断信息的无线传输。

参数规格外壳:聚碳酸酯

尺寸:6.2 x 6.2 x 5.2 英寸(157 x 157 x 132 毫米)

进线孔: 接受 (6) 个 PG13.5 或 1/2 英寸穿线管接头

显示器:3.75 x 2.2 英寸(95.3 x 55.9 毫米)大尺寸、高分辨率显示器

艾默生56双输入分析仪彩色 LCD 以大数字显示过程变量,诊断参数的显示由用户定义。标定、编程和信息屏幕以清晰、易读的字符显示。彩色显示器具有背光,且背光亮度用户可调。测量值字符高度:(0.5 英寸)13 毫米。主显示区都可以定制,以满足用户的需求。

环境温度和湿度:-10 至 60°C(14 至 140°F),相对湿度 5-95%(无冷凝)。仅浊度:0-55°C(32-131°F)相对湿度 5-95%(无冷凝)。

注:低于

-5°C (23°F) 及高于 55°C (131°F) 时,可能出现显示器响应变慢或性能下降的情况。超过 60°C 时,以下部件将逐渐自动关闭:显示器、USB 通信端口、电流输出、报警继电器、主电路板。

警告:如果环境温度超过 60°C,请务必移除 USB 存储设备。在易燃环境中,请勿使用 USB 端口。

存储温度: -20 至 60ºC(-4 至 140°F)

电源:

代码 -02: 20-30VDC,20W

代码 –03: 85-264VAC,47.5-65.0Hz,20W

实时时钟备份:24 小时。

RFI/EMI:– EN-61326

LVD:– EN-61010-1

56 型危险场所认证

CSA 选项:-02、03、20、21、22、24、25、26、27、30、31、32、

34、35、36、37、38、HT 和 DP。

I 类,2 区,A、B、C 和 D 组

Il 类,2 区,E、F 和 G 组

Ill 类 T4A Tamb = 50°C

已根据 ANSI/UL 标准评估。CSA 标志旁边的 “C” 和 “US” 标记

艾默生56双输入分析仪已根据分别适用于加拿大和美国的 CSA 和 ANSI/UL 标准评估

FM 选项:-02、03、20、21、22、23、24、25、26、27、30、31、32、33、34、35、36、37、38、HT 和 DP。

I 类,2 区,A、B、C 和 D 组

Il 和 lll 类,2 区,E、F 和 G 组

T4 Tamp = -10°C 至 60°C。

普通场所(仅适用于 -UL 订购选项):

UL 选项:-02、03、20、21、22、24、25、26、27、30、31、32、

34、35、36、37、38、HT 和 DP。

海拔高度:最高可在 2000 米(6562 英尺)的高度使用

污染等级 2:通常只会出现非导电性

污染。不过,必须预见偶尔可能因冷凝引起暂时导电。

输入:1个或2个隔离的传感器输入。可选择测量

pH/ORP、电阻率/电导率/TDS、百分比浓度、

比电导率、总氯和余氯、一氯胺、溶解

氧、溶解臭氧、浊度、脉冲流、温度和

原始 4-20mA 输入。对于接触电导率测量,

测温热电阻可以是 PT1000 RTD。其它测量(ORP、流量和浊度除外),可以使用 Pt100、Pt1000 RTD 或者 22k NTC(仅溶解氧)。

输出:4 个有源供电的 4-20 mA 或 0-20 mA 隔离电流输出。量程完全可调。最大负载:550 欧姆。输出可针对

PID 控制进行编程。可启用

输出阻尼,时间常数范围为 0-999 秒。输出 1 上叠加的 HART 数字通讯是所有

仪器(选项代码 –HT)的标准配置。

报警: 4 个报警继电器,用于过程测量

和温度。可针对任何测量值、

计时器、TPC 或故障报警操作(而不是过程警报),对任一继电器进行编程。如果选择,故障报警会在传感器或分析仪发生故障时激活继电器。每个继电器可单独配置。报警逻辑(高/低激活或 USP)和死区用户可编程。

继电器:C 型(转换触点)、SPDT、环氧树脂密封

感应负载:1/8 HP 电机(最大),115/240VAC

额定终端连接

电源连接器(-02 24VDC 电源和 -03 85-264VAC

电源):24-12 AWG 线规。

信号板接线端子:26-16 AWG 线规。

电流输出连接器: 26-16 AWG 线规。

报警继电器接线端子: 24-12 AWG 线规。

重量/装运重量: (以磅的整数或 0.5 公斤的倍数计算重量):

3 磅/4 磅(1.5 公斤/2.0 公斤)

该公司产品分类: E+H 本特利 横河 山武 艾默生 威卡 霍尼韦尔 邦纳 倍加福 图尔克 AB 西门子 施耐德

中兴ZXDU58 W600中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜 

 

ZTE launches PowerMaster ONE solutions

 

During the exhibition, ZTE energy solutions expert Huang Yuanhua published "Green & Magic Energy Box, ZTE New Generation Hybrid Solution-PowerMaster ONE keynote speech, the development trend of power supply based on hybrid communication energy, focusing on PowerMaster ONE scheme in solving the problem of the lack of electricity supply site area, through innovative design concepts and technologies to help clients achieve the maximum value of interest, especially in the background of telecom operators gradually sell assets to PASSIVE infrastructure operators, PowerMaster ONE scheme can meet the site from a single user power supply to the power supply smooth expansion and upgrading, effectively avoid the unique advantage of customers' investment losses.中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

 

ZTE energy solutions expert Li Weibo published on the theme of "An Innovative Energy Management the System for Telecom Energy Network", showing the energy management scheme for iEnergy networks based on cloud technology, presents ZTE energy products in the field of network energy management中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜rgy industry, ZTE is continuously innovating in the energy field, and is committed to continuously introducing products and programs that satisfy customers. There are many market application cases in the world.

“蓄电池备电+移动油机应急发电”是有市电区域最基本的基站后备动力保障配置方案。对于频繁需要上站应急发电的基站叠加小功率太阳能系统,可大幅降低应急发电成本,并持续获得电费节省,投资回报周期小于3年。传统叠光方案存在太阳能利用不充分、影响电池充电管理等问题,采用兼容太阳能输入的开关电源系统叠光,可以低成本实现高收益。支持叠光的

 

通信电源系统有利于在运维期间动态调整配置,针对应急发电上站次数较多的基站实施叠光,能最小化叠光投资,在提高动力保障的同时长期节省电费和应急发电成本。

 

一、电池和应急发电问题多,成为断站因素

随着互联网快速发展,人们生活已经离不开网络,需要无处不在的移动宽带。基站稳定运行是通信网络高可用的基础,由于停电不可避免,基站需要有合理的后备动力保障方案。蓄电池+移动油机是最常用的后备动力保障方式,停电时由蓄电池支持基站工作,当蓄电池容量不足时,调派移动油机上站发电,保障基站运行不中断。

由于居民对噪声的普遍反对,以及站点所在建筑物出入管理原因,实际上城市站点很难上站应急发电;农村站点发电距离远、高山站上站困难,应急发电保障度困难。通过对基站通信中断原因分析,平均57%网络中断与基站配套相关,停电是引起网络中断的要因。

以某市某运营商3453个站点为例,高山站无法应急发电的有195个,业主原因经常无法上站发电的有2004个,无法用移动油机保障的站点占比高达64%。该运营商单月停电2771站次,由于停电原因发生断站1923次,停电断站率高达69%。停电断站涉及1322站点,平均每站断站时长高达2.1小时。应急发电次数802次,停电发电比例29%,其中包括40次应急发电不及时导致基站运行中断。由此可见,停电后不能应急发电或应急发电不及时是造成通信网络中断的因素。

二、蓄电池+移动油机,后备动力保障成本很高

在基站容量一定的条件下,蓄电池容量取决于后备时长要求,后备时长必须大于应急发电上站时间,并留有足够的余量。对于频繁停电的基站,如果具备小型固定油机安装条件,可安装固定油机,不具备固定油机安装条件的基站,适当增配电池,如郊县、农村、山区备电时长可分别增至5、7、10小时。对于通信负载平均功率为2kW的站点,备电7小时需要配置一组500Ah蓄电池,电池成本很高。移动油机作为应急保障电源,停电时安排发电人员上站发电,即使应急发电人员尚未到达站点时市电已恢复,也需要支付应急发电费用。

应急发电成本包括上站人工费用、发电油费、移动油机摊销成本。上站人工费用与当地劳动力成本相关,一般在300元/次左右;发电燃油成本与发电时长、耗油率相关,一般平均每次发电消耗50元左右燃油;移动油机摊销成本包括油机折旧、油机维护成本分摊,平均每次发电分摊30元左右。农村站点是停电高发区域,平均月上站次数可能超过一次,按应急发电成本每次380元计,如果每月发电一次,每年单站应急发电成本4560元,发电成本很高。

减少停电断站、提高通信网络质量是通信动力系统建设与维护的要务。不论是增配蓄电池延长备电时长、提高应急上站发电次数、安装固定油机等,都可以降低停电断站率,提高通信网络质量。由于蓄电池成本很高,增加1小时备电时长平均每站每年需要投入400元左右;每增加1次应急上站发电需增加380元左右;安装固定油机一次性投入成本很高。不论是电信运营商还是铁塔运营商,都需要有以较低成本提高保障质量的解决方案。

三、站点叠光,低成本提高供电质量、降低运维成本中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

站点叠光方案,指在站点电源基础上叠加太阳能,安装仅满足通信负载功率需求的太阳能电池板,优先使用太阳能供电的方案。太阳能是可再生能源典型代表,叠加太阳能可降低站点电费。例如,对于平均直流负载功率为2kW的站点,假设日照时数为4小时(全国省会城市贵阳最低2.84小时、拉萨最高6.7小时,一半以上超过4小时),采用叠光方案可年省电2920度,需要安装约2.5kWp的太阳能电池板。客户采购太阳能电池板、太阳能模块及其安装服务成本为22000元,如果电价为1元/度,则叠光方案的投资回报周期为7.5年左右,决策投资相对困难。

叠光后,如果基站停电发生在有日照的时段,可以不需要应急发电。由于深夜通信业务较少、夜晚上站发电相对危险等因素,实际很少夜间发电。此外,由于移动油机普遍不防雨且室内发电危险,雨天一般也不发电。因此,应急发电多在没有下雨的白天进行,该时间段太阳能可用概率很高,即使阴天太阳能发电量很少,也可延长电池备电时长。经过测算,采用叠光方案的站点,可以减少80%以上上站应急发电成本,并降低由于应急发电不及时带来的断站风险。

例如,某市某运营商共432个基站,2014年12月份发电77次,只有一次为夜间发电,发电次数TOP 10基站平均发电15.64小时,平均发电次数3.8次,最长一次发电时长仅5.42小时,发电时长相对平均。在相同应急保障条件下,对于应急发电TOP 10站点具备安装太阳能电池板条件的,可采用叠光措施,假定减少应急发电次数比例为80%,单站一个月可以节省上站费用1155元。由于12月份并非停电高峰,评估单站一年可节省1.4万元以上发电费用,远比省电价值更大,投资回报周期仅1.3年左右。如果批量采用叠光方案,还可能获得国家和地方政府财政补贴,如浙江省对于太阳能发电量每度补贴0.42元,可以进一步降低投资回报周期。由于应急发电成本以人工费用为主,人工费用呈长期上升趋势,随着应用时间的增加,叠光方案回报越来越高。

3~5年是合理的投资回报周期,按示例,叠光方案总投资2.2万元,只要每年节省超过4400元,就值得投资。一个2kW站点年省电按2920元计,只需要能年节省1480元应急发电费用即可满足5年投资回报要求。按每次发电成本380元计,对于年上站应急发电需求4次以上的站点,都值得投资叠光方案。如果太阳能发电可获得补贴,如0.42元/度,每年补贴1226元,加之站点都或多或少存在应急发电需求,对所有具备安装太阳能条件的站点普遍叠光,会具备非常好的投资回报。一个单运营商2G/4G站点或两个运营商单制式共享站典型负载平均功率接近2kW,可配置一个3kW太阳能模块和9×250Wp太阳能电池板,只需要净占地面积13平米。当安装面积不足时,可以欠配安装,如只安装1.5kW太阳能电池板,停电时不足的功率由电池补充,使原来只能备电3小时的站点(300Ah电池)在阳光较好时备电时长延长至12小时以上,同样能大幅减少应急发电次数。

四、传统叠光方案,电池管理风险需要谨慎控制

传统叠光方案指在站点内增加一套独立的太阳能系统,太阳能模块输出的直流电直接与存量开关电源直流输出并联,太阳能系统与开关电源互相独立。由于需要优先使用太阳能,太阳能系统输出的开路电压应高于开关电源。对于传统叠光方案来说,太阳能系统输出电压设置非常关键,不合适的设置会导致部分甚至全部太阳能被浪费。当开关电源或太阳能系统电压测量电路出现偏差时,也可能发生同样的结果。此外,开关电源均充时,由于电源输出电压更高,这段时间内太阳能无法被利用。

开关电源具备蓄电池管理功能,能限制最大充电电流以保护蓄电池使用寿命。当太阳能系统输出电压高于设置值时,过高的电压使电池过充。由于叠加的太阳能功率大于负载功率是常态,在蓄电池需要充电时,多余的太阳能功率也会对电池进行充电,使电池充电电流大于开关电源设定的充电限流值,蓄电池实际充电电流与开关电源系统测量值不一致,不利于蓄电池充电管理。

开关电源都有温度补偿功能,电池温度补偿范围为±2V,由于开关电源温度补偿功能无法与太阳能系统关联,温度降低时电源浮充电压升高,导致太阳能浪费,而温度升高时太阳能输出电压不变,使电池加速充电失水。如果取消开关电源温度补偿功能,太阳能可以得到充分应用,但会影响蓄电池使用寿命。

为了充分利用太阳能,保护电池寿命,对于传统叠光方案需要准确配置太阳能电池板数量,谨慎设置太阳能系统和开关电源电压,并取消电池温度补偿功能,在温度变化不大的室内站点使用。

五、电源兼容太阳能,消除电池管理风险

随着电力电子技术与数字信息技术融合发展,电源模块控制芯片内含软件和算法,使硬件功能可由软件定义,称为软电源(SDP,Software Defined Power),可以很方便地实现不同功能模块兼容。太阳能模块与整流模块兼容就是典型的软电源特性,采用兼容太阳能的开关电源系统,就能在任何合适的站点在电源模块位置插入太阳能模块,不需要采购独立的太阳能控制系统,除了太阳能电池板采购及安装费用外,只需要从开关电源厂家购买一个太阳能模块即可。

由于太阳能模块与整流模块兼容,通过同一个监控模块控制,不论太阳能功率大小,也不论蓄电池需求电压高或低,都会优先调度使用太阳能,使太阳能全部得到利用。太阳能模块和整流模块的输出电压统一控制,并与中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜电池温度补偿同步,蓄电池充放电管理功能完全不受影响。山西铁塔联合华为试点MTS站点电源叠光,叠光工程量就是安装太阳能电池板的工作量,系统不需要调试就成功投产。因此,部署站点时宜优选支持叠光功能的电源系统,引导全行业电源向多功能兼容方向发展。对于存量宜叠光站点,如果存量电源不是高效电源且无法直接替换高效模块,优先采用多功能高效电源改造。

六、应急发电TOP N管理,实现低成本叠光

由于站点规划建设时很难预测未来应急发电情况,对于投产后的站点可以采用基于短板改进的应急发电次数TOP N管理手段,通过站点网管系统对应急发电次数进行统计,选择应急发电次数多、合适安装太阳能电池板的站点进行叠光,可以实现精准配置,最小化叠光成本。如山西试点的叠光站点就是停电次数较多的站点,经测算,站点叠光年收益高达2.1万元/年,非常可观。

如果全面采用支持叠光的电源系统,定期对区域内基站应急发电次数TOP N站点进行叠光、叠油(不具备安装太阳能条件,但可安装固定油机的)、叠电(对于不能叠光、叠油的站点,可直接增配新电池或锂电池)等手段优化,逐渐消灭需要频繁应急发电的站点,大幅度减少应急发电上站次数,降低应急发电成本,并在节能的同时提高基站可靠性。到目前为止,叠光是以较低成本实现站点供电高保障的首选方案。

"Battery preparation +

 

mobile oil engine emergency power generation" is the most basic backup power support configuration of base station in the city. For the base stations that frequently need to go to the station for emergency power generation, the small power solar system can be superimposed, and the cost of emergency power generation can be greatly reduced, and the electricity cost will be continuously saved. The investment return cycle is less than 3 years. Traditional stacking scheme has many problems, such as inadequate solar energy utilization and influence on battery charging management. The switching power supply system compatible with solar input can achieve high cost at low cost. The communication power supply system supporting stacking light is conducive to dynamically adjusting the configuration during operation and maintenance. It can reduce the cost of light investment for the base stations which are more frequent on the basis of emergency power generation, and minimize power overlay investment. At the same time, it can save electricity and emergency power generation cost at the same time.

 

 

One, battery and emergency power generation problem, become the first factor of fault station

 

With the rapid development of the Internet, people can not live without the network, and it needs ubiquitous mobile broadband. The stable operation of the base station is the foundation of the high availability of the communication network. Because of the inevitable blackout, the base station needs a reasonable backup power support scheme. Battery + mobile oil machine is the most commonly used backup power support mode. When the power fails, the battery will support the base station. When the battery capacity is insufficient, the mobile oil station will be dispatched to the station to generate electricity, so that the base station will run without interruption.

 

Because of the widespread opposition to noise and the reasons for the access and management of buildings in the site, it is very difficult for the urban station to go to the station for emergency power generation. The rural station is far away from the power station, and the station on the high m中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜ountain station is difficult, and the emergency generation support is difficult. Through the analysis of the reason for the interruption of the base station communication, the average 57% network interruption is related to the base station, and the blackout is the first cause of the network interruption.

 

Take 3453 operators of a certain city as an example, there are 195 stations that can't generate electricity by emergency at Gaoshan station, and 2004 of them cannot afford to go to station because of owners' reasons. The proportion of stations that cannot be protected by mobile oil machine is 64%. The operator single month outage 2771 times, due to power outages cause broken station 1923 times, power station fault rate is as high as 69%. The blackout station involves 1322 stations, and the average height of each station is up to 2.1 hours. Emergency power generation 802 times, power generation ratio of 29%, including 40 emergency power generation is not timely lead to the base station operation interruption. So it can be seen that the failure of emergency power generation or emergency power generation after blackout is the first factor that causes the interruption of the communication network.

 

Two. Battery + mobile oil machine, the cost of backup power is very high

 

Under the condition of certain capacity of the base station, the capacity of the battery depends on the reserve time requirement, and the reserve time must be larger than the emergency power generation time, leaving enough margin. The base station for the frequent power outages, if you have a small fixed oil machine installation conditions, can be installed and fixed oil machine, do not have the conditions of fixed base station installation of machine oil, properly equipped with batteries, such as suburban, rural and mountainous areas by time can be increased to 5, 7, 10 hours. For a station with an average power of 2kW for the communication load, a set of 500Ah batteries should be configured for 7 hours, and the cost of the battery is very high. The mobile oil as an emergency power supply, when the power is cut off, the generator will be sent to the station to generate electricity. Even if the emergency generator has not arrived at the site, the electricity has been recovered, and the emergency power generation cost should be paid.

 

The cost of emergency power generation includes the labor cost of the station, the cost of power generation oil, and the amortization cost of the mobile oil machine. On labor costs associated with local labor costs, generally about 300 yuan / times; the cost of fuel and power generation time, fuel consumption rate, the average power consumption per 50 yuan fuel; mobile oil machine including machine depreciation, amortization cost of oil and oil machine maintenance costs, the average power allocation of 30 yuan. The rural station is a high power failure area. The number of stations on average may exceed one time per month. According to the emergency power generation cost, 380 yuan per time. If the electricity is generated once a month, the annual single station emergency power generation cost is 4560 yuan, and the cost of generating electricity is very high.

中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜the high cost of battery, the increase of 1 hours, the average power consumption time is about 400 yuan per station per year. For every 1 increase, the power generation for emergency stations needs to increase by about 380 yuan, and the cost of installing fixed oil units is high. Both telecom operators and tower operators need solutions to improve the quality of the guarantee at a lower cost.

 

Three, site stacking, low cost to improve the quality of power supply and reduce operation and maintenance costs

 

The site overlay scheme refers to the solar panels that are installed on the site power supply and only meet the power demand of communication load. Solar energy is a typical representative of renewable energy, and the superposition of solar energy can reduce the electricity cost of the site. For example, the average DC load power for the 2kW site, assuming the sunshine hours for 4 hours (the capital city of Guiyang, Lhasa's highest minimum 2.84 hours 6.7 hours, more than half of more than 4 hours), the scheme can stack light annual saving 2920, need to install about 2.5kWp solar panel. The cost of customer purchasing solar panels, solar modules and installation services is 22000 yuan. If the electricity price is 1 yuan / degree, the investment return period of the scheme is about 7.5 years, making investment decisions relatively difficult.

 

After stack light, if the base station blackout occurs in the period of sunshine, there is no need for emergency power generation. Because of the low night communication service, the night is on the station。

 

数据中心是我国实施“互联网+”的重要基础设施载体。相关统计显示,截至2014年年底全国共规划建设数据中心310个,已投入使用230个,其中约有三分之一为大型数据中心。另据数据中心产业联盟发布的《数据中心产业发展白皮书》显示,2011~2016年我国数据中心总投资将超过1万亿元。其中高低压供配电、不间断电源、制冷系统等配套设施造价在基础设施造价中所占比例约75%~80%。

 

大型数据中心建设热潮来袭。然而,在大型数据中心的运营中,巨大的配电成本支出正在对运营商形成挑战,同时配电单元往往占用大量面积,不利于数据中心的节能环保。因此,如何能够在保证数据中心稳定运行的情况下,实现配电系统的革新,显著降低配电成本成为业界关注的问题。正是在这一趋势下,中压型UPS开始兴起。中压型UPS能够提高接近负荷中心的电压等级,减少低压配电环节,降低能耗。可以预见,随着电信行业去电信化、减配增效的深入推进,中压UP中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜S系统将迎来广阔的市场前景。

 

大型数据中心低压配电系统亟待革新

 

我国早期通信系统负有政治安全责任,通信网络一旦中断将追究相关方政治责任,所以我国通信系统中冗余配置较高,这从早期UPS和开关电源蓄电池组后备时间的不一致可见一斑。所以,在建设数据中心的供电系统时,为了保证系统安全可靠性,充分考虑设备配置和冗余。

 

目前大型数据中心园区或大型数据中心的供配电结构一般是引市电高压(110kV)或中压(35kV、10kV)到高压配电室然后再分配给干式变压器(转成380V)并配置成套低压配电系统,成套低压配电系统中的馈电柜再通过密集母线或电缆分配电能到每个楼层的低压配电柜,再分配到大型的UPS(如500kVA、600kVA),目前每套低压配电系统一般最大配置到2000kVA,每套低压系统最多带两套大容量的1+1型UPS系统或2N型UPS系统,这种从高压配电系统-低压配电系统-UPS的结构在早期中小型数据中心应用广泛,但随着数据中心单UPS系统配电容量的加大,这种配电结构存在诸多缺陷。

 

,投资浪费严重。单套低压配电系统存在浪费投资、浪费机房空间、浪费密集母线等浪费现象。虽然也可以将变压器配置在每个楼层,但是供配电结构没有变化,随着大型UPS的使用,每套2000kVA的低压配电系统下挂2套600kVA(1+1)考虑充电电流及负载冗余后即满。

 

第二,增加供配电等级,增加了安全隐患。在相同的电源器件环境中,对于配电系统来说上下游开关越少越安全,配电等级越少可靠性越高,接近负荷中心的电压等级越高越节能。大型数据中心园区35kV开关站-10kV高压配电柜-10kV配电柜-变压器-低压配电柜-密集母线-楼层配电柜-UPS系统,8层级的配电结构,每多1个层级则意味着增加一个故障隐患点。

 

第三,影响机房可使用面积,增加建筑成本。对于大型数据中心,如果每层楼均配置变压器低压配电室、UPS系统电源室,相应电源区域要预留40%以上的空间,对于通信机房来说,一般预留25%~30%空间,且低压配电结构冗余度越大占机房面积越大。

 

中压型一体化UPS正在兴起

 

回顾通信领域的高低压配电发展趋势,交流系统从早期的380V到中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜10kV,不间断电源从220V到240V、336V高压直流,设备功耗密集程度越大配电系统的电压等级也随之上升,采用高压等级的设备可以更多地减少线损、线缆母线投资、节省设备占地面积、减少转换次数也意味着节能,同样,改变传统的380V进380V出220V配电的结构,提高UPS进入电压等级至10kV以上也具备以上优点。使用如10kV的UPS的前提是将传统低压配点系统的计量功能、功率补偿功能、低压发电机组转移到10kV系统。

 

低压配电中的计量可采用高压端计量。传统数据中心往往是通过在低压段低压配电系统中配置计量柜的方式,但是随着数据中心规模越来越大,大型数据中心已有10套以上的低压配电系统,且分为生活用电、办公用电等,统计量工作放在高压将成为一种趋势。采用高压端计量的同时仍可以通过中压型一体化UPS的变压器的数据采集进行自动统计上报。

 

低压配电中的补偿功能可改为高压补偿和负荷中心就近补偿。对于数据中心来说,感性负载和容性负载同时存在,感性负载主要为空调主机、风机等电机类设备;整流设备、IT设备为容性负载;也就说数据中心感性负载和容性负载是同时存在的,是相互补充的。统计显示,目前大部分通信局楼的低压电容器柜多设置为人工投入,因为由于感性负载和容性负载的同时存在,功率因数cosΦ通常都在0.92以上。采取在低压配电系统进行补偿属于后补偿,没有起到有效作用,且在谐波环境下容易引发电容器共振并存在爆炸风险。因此未来的数据中心应针对具体机房环境测试其谐波和无功负荷情况进行就近补偿。

 

大型数据中心采用高压油机是必然趋势。目前大型、超大型数据中心已推广采用高压油机,带来很多优势:电缆、上下游开关配置方面,简化了配电结构,高压油机使用高压电缆传输电力,高压输电电流相当于低压输电电流的二十六分之一,上下游开关及电缆投资节省、敷设及施工方便、线损很小、安全性也较高;便于进行多机并机,形成大容量后备电源,消除了常压油机系统面临的输出容量瓶颈;若采用高压空调必须采用高压油机,离心机组启动电流较大,如国内某运营商集团企业标准规定“除变频供电的电动机外,单台额定功率大于350kW 的电动机,宜采用10kV 电源供电”。采用高压冷水机组供电后,可以相应减少变压器及低配和密集母线、电缆的投资,综合对比高压冷水机组的价格因素,初步统计可以节省0.075万元/kW(制冷量);高压油机集中布置,可以根据园区功耗发展情况分期、逐台投资,而低压油机则只能是与低配模块化相匹配而无论油机的实际负载率,造成油机投资浪费;推广使用高压油机之后低压配电系统中的ATS柜可以减配。

 

 

 

以上分析证明,低压配电系统中的主要功能,计量、电容、ATS柜等都可以代替,实施高压到负荷中心的二级转换比再经过低压侧显然可以节省更多成本,减少中间配电环节后也使得可靠性提高很多。

 

国外中压UPS系统应用现状

 

从欧洲地区的中压UPS系统发展来看,中压UPS系统多应用在工业级不间断电源应用场景中,拥有兆瓦级额定功率和高达99.5%的中压UPS,储能和逆变器依然处于低压水平,它还能大幅简化维护作业和降低系统成本。中压UPS可进行改造,进行定制化设计,可兼容各种各样的储能装置,具体取决于所需的保护时间。超级电容器和飞轮可在几秒钟内提供高密度保护,而电池可以达到长达15分钟的备用时间。

 

北美地区早期工业用中压型UPS系统多为集装箱式结构或露天箱体结构。数据中心使用的中压型UPS系统多为户内型、模块化结构,容量为2.0MW~20MW。包括输入输出开关柜、变压器箱、主控单元、PES柜(中压)、双向变流器、储能箱等。户外型储能箱后备时间为1~3分钟,户内型后备时间根据客户需求配置,可以达到30分钟以上。

 

可以看到,国外已有类似产品,但是国外的中压UPS较多定位于将UPS系统功能集中于中压段解决,目前已在美国的部分大型数据中心开始应用。

 

尤为值得一提的是,相比传统低压UPS,中低压一体化UPS在同样的场景下将减少80%的投资成本,而之所以能够带来这一“不可思议”的改变,则主要得益于大幅减少了传统低压配电柜的占地面积,节省了大量的低压配电母线、电缆,同时发电机组采用高压油机也便于分期投资。可以预见,中压UPS系统的建设将为运营商节省大量的供配电成本,进一步提升运营商的市场竞争力。

The data center is the implementation of the "critical infrastructure support Internet plus" in china. Statistics show that as of the end of 2014, 310 data centers were planned and built in China, and 230 of them had been put into operation, of which about 1/3 were large data centers. According to the data center industrial development white paper published by the data center industry alliance, the total investment of China's data center will exceed 1 trillion yuan in 2011~2016. The cost of high and low voltage supply and distribution, uninterrupted power supply, refrigeration system and other supporting facilities is about 75%~80% in the cost of infrastructure.

 

Large data center construction upsurge is coming. However, in the operation of large data centers, the huge distribution cost is challenging the operators. At the same time, the distribution units often occupy a large number of areas, which is not conducive to the energy saving and environmental protection of data centers. Therefore, how to ensure the stable operation of data center and realize the innovation of distribution system, significantly reduce the distribution cost has become the industry's concern. It is under this trend that medium voltage UPS is beginning to rise. The medium voltage UPS can improve the voltage level near the load center, reduce the low voltage distribution link and reduce the energy consumption. It is foreseeable that the medium voltage UPS system will usher in a broad market prospect as the telecom industry goes to the telecommunication industry, the reduction and the increase of efficiency.

 

The low voltage distribution system in large data center needs to be innovated urgently

 

China's early communication system bears the responsibility of political security. Once the interruption of communication network is concerned, the related party's political responsibilities will be investigated. So the redundancy allocation in China's communication system is relatively high, which is evident from the inconsistency between the early UPS and the reserve time of the switching power battery group. Therefore, in building the power supply system of the data center, in order to ensure the safety and reliability of the system, the configuration and redundancy of the equipment are fully considered.

 

The current power supply structure of large data center park or large data center is generally cited city electric pressure (110kV) or medium (35kV, 10kV) to the high voltage distribution room and then assigned to the dry-type transformer (to 380V) and the configuration of complete sets of low-voltage distribution system, complete sets of low-voltage distribution system cabinet system in the crowded bus cable or distribution of electric energy to low voltage power distribution cabinet on each floor, redistribution to large UPS (500kVA, 600kVA), the current at the low voltage distribution system general maximum configuration to 2000kVA, each with a maximum of two sets of low voltage system of large capacity 1+ 1 type UPS or type 2N UPS system, the structure of high voltage power distribution systems - from low voltage power distribution system -UPS in the early application of small data center, but with the increase of data center power distribution capacity of single UPS system, many defects of this distribution structure.

 

First, the waste of investment is serious. A single low voltage distribution system is wasteful of investment, waste of space, and waste of dense busbar. Although it is possible to transformer configuration on each floor, but no changes in the structure of power supply, with the use of large UPS, under the low voltage distribution system of each 2000kVA 2 600kVA (1+1) considering the charging current and the load is full of redundancy.

 

Second, increase the level of power supply and distribution, and increase the hidden danger of security. In the same power supply device environment, for the distribution system, the less the upstream and downstream switches are, the safer. The less the distribution level is, the higher the reliability. The higher the voltage level near the load center, the more energy saving. Large data center park 35kV switchgear, -10kV high voltage switchgear, -10kV distribution cabinet, transformer low voltage switchboard, dense busbar floor switchboard -UPS system, 8 tier power distribution structure, every 1 or more levels means adding a hidden danger point.

 

Third, it will affect the available area of the machine room and increase the cost of the building. For large data center, if every floor of the configuration of low-voltage distribution transformer chamber, UPS system power supply room, corresponding power area should set aside more than 40% space for communication room, usually reserved for the 25%~30% space, and the greater the redundancy structure of low voltage power distribution room for a larger area.

 

Medium voltage integrated UPS is on the rise

 

Review the development trend of high and low voltage power distribution communication field, AC system from 10kV to early 380V, uninterrupted power supply from 220V to 240V, 336V high voltage DC voltage, the greater the degree of power equipment intensive distribution system also increased, the voltage level of the equipment can reduce the line loss, more investment, save equipment floor bus cable area, reduce the number of transitions also means the same, energy saving, change the traditional 380V into 380V structure 220V distribution, improve the UPS into the voltage level to above 10kV have more advantages. The premise of using UPS such as 10kV is to transfer the metering function, power compensation function and low voltage generator to 10kV system.

中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

High voltage end metering can be used in the measurement of low voltage distribution. The traditional data center is usually configured through metering cabinet at low pressure in the low voltage distribution system, but with the increasing scale of data center, large data center has more than 10 sets of low-voltage distribution system, and divided into electricity, electricity and other office work, statistics on the pressure will become a trend. At the same time, the data acquisition of the medium voltage integrated UPS transformer can be collected and reported automatically by the high voltage end measurement.

 

The compensation function in low voltage distribution can be changed to high voltage compensation and load center close compensation. For data centers, there is also the inductive and capacitive loads, inductive load mainly for air conditioner, fan motor equipment; rectification equipment, IT equipment for the capacitive load; also said data center of the inductive and capacitive loads exist at the same time, is complement each other. Statistics show that at present, most of the low voltage capacitor cabinet of the communication bureau building is set up。

“模范城市曼海姆(MOMA)”项目是由德国政府启动的“未来能源系统”计划的一部分。该项目通过在当地电网中部署先进的信息通信技术以及小型装置,使消费者直接体验可再生电能的波动使用特点。

 

MOMA电网将来自超过500个生产商供应的电力配送至曼海姆及毗邻的德累斯顿市。电网本身兼作电力线宽带系统,连接了大量家用智能设备。该项目始于2010年,至今已有1000名居民参加,这些居民的家电都连接到这个“能源互联网”中,并利用众多的软件工具监控其电力使用和支出状况。

 

MOMA首席执行官英戈 勋伯格(Ingo Schoenberg)表示:“可再生能源最大的挑战是,时而有风,时而阳光普照,但当你需要的时候它们并不一定可用。MOMA项目寻求供求平衡的方法,力求在高波动性的能源发电和智慧的能源消耗之间取得平衡,并同时提高效率。”

 

勋伯格说:“通过将税费与电网容量相连接,鼓励项目参与者在能源可用性高、价格低的时候用电。对于那些不愿意自己调节设置的用户,MOMA甚至制定了‘节能管家’帮助用户在能量充足、价格便宜的时段打开电器。项目的运行状况表明,当消费者知悉能源的真实价格时,自然会改变使用方式。”

 

在知识和技术的武装下,私人用户节约了10%左右的能耗和15%的能源费用,而电力运营商能够更好地管理网络负载。MOMA项目的成果为制定弹性电价、建立同时承载智能电网和智能电表的单一通信平台提供了立法的依据。

 

高品质通信网络助力电网升级

 

MOMA项目采用的技术解决方案也为电力供应商提供了解决电力中断并提高运营效率的新方法。在美国,风暴和“小动物”严重破坏电力供应,加州大学伯克利分校2004年的一项研究表明,美国每年由停电造成的损失达到800亿美元。

 

田纳西州的查塔努加电力委员会为分布在约1500平方公里的居民提供电力服务。根据伯克利大学的数据计算,每年停电会对其服务区域造成约1亿美元的损失,但该电力委员会并不是一个典型的美国能源供应商。

 

2012年,在美国能源部“复苏法案”的11550万美元的资金刺激下,查塔努加电力委员会完成了高度自动化的智能电网升级工作,为电网配备了智能传感器、开关和仪表。与MOMA项目一样,其电网以高品质的通信网络为基础,查塔努加电力委员会选择了光纤宽带网络承载消费者三网合一的服务。

 

电力委员会执行副总裁大卫 韦德(David Wade)表示:“这应该就是未来电网的样子,美国还没有其它公共事业能够达到如此高的自动化水平。但是,一切都取决于通信能力,查塔努加的电网与光纤网络无缝衔接,这使得查塔努加成为实现我们未来设想的最佳场所。”

 

现在,在查塔努加,如果一辆汽车撞到了电线杆,电力委员会的电网将会进行“自我修复”。电网中的1200个智能开关可以通过光纤网络确定电路中断的位置,并改道供电。2月12日,查塔努加遭遇了20年来最严重的暴风雪,4万名居民的供电自动恢复,其他3.6万名居民的供电在工程师的帮助下,3天之内恢复正常。

中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

电力委员会估计,以前恢复这7.6万名居民的供电需要8天的时间。2012年以来,该区域的断电事件减少了50%~60%,每年为当地减少了5000万美元的支出。电力委员会自身也大大节约了成本:在维修、资产管理、上门服务以及盗窃方面,节约的成本高达1050万美元。

 

自动化解决方案创建更加智能的电网

 

最终用户的偷电行为仍然让电力供应商头疼不已,严重影响了利润的获取。华为,一家来自中国的技术公司,针对电力供应面对的新挑战设计了不同的解决方案,既包括大规模的网络基础设施项目,也包括专门处理偷电等局部问题的核心平台。

 

据华为介绍,尼日利亚的消费者偷电状况尤其严重,供电商一直无法找出问题的原因,到目前为止,无法收集到准确的能耗数据的用户数量超过了80%。

 

为了解决这个问题,华为正准备在尼日利亚安装一个覆盖40万本地家庭的自动抄表系统,支持高速数据连接,同时部署新的传感器和控制器。该系统部署完成后,客户的电表将每15分钟传输一次数据到当地运营商,从而使运营商获得实时的用电数据。

 

华为企业BG Marketing与解决方案销售部总裁何达炳说:“该系统将有效提高电力公司的营业额和利润。即时通信系统和可靠的电力基础设施维护是电力高效生产和配送的关键。其可以实现早期预警、实时故障定位、自我修复和有效负载管理等功能。”

 

随着中国经济的崛起,城市的蓬勃发展给传统电网带来了极大压力。珠海电力局要为珠海市、淇澳岛、横琴岛和高栏岛的822万居民供电。面对着各种接入、可靠性、成本和容量问题,传统的固定和无线技术已经无法满足业务要求,珠海电力局迫切需要提高网络的自动化水平。

 

对于珠海电力局而言,在其服务区域安装光纤电缆过于昂贵复杂。因此,其选择了成本相对较低、但速度与光纤相似的华为4G LTE无线集群系统。与传统双向无线通信系统一样,华为eLTE无线集群解决方案为珠海电力局提供了专用无线网络,从而实现配电自动化通信。

 

同样,在中国东部沿海城市青岛,华为改造了阻碍电力性能的老旧线路和不可靠的通信网络。华为全光xPON解决方案具备高度自动化的特点,帮助青岛供电公司有效管理分布式供电,并提高网络可靠性。

 

华为表示,通过利用网络中的智能终端对数据进行实时监测,在数秒之内,就可以隔离故障线路,实现电网的自动修复。现在,青岛供电公司每年停电时长减少了2.6小时,达到每户1.1小时;每年电力损失下降了33.4兆千瓦时。

 

总而言之,为建立环境友好型社会,公用事业单位面临着降低成本、优化运营以及遵守更加严格的规定等方面的压力。为应对这些挑战,华为等科技公司提供大量解决方案,从而创建更加智能的电网,最终提供更加环保的能源。

The "model city of Mannheim (MOMA) project by the German government launched the" future energy system is a part of the project ". By deploying advanced information and communication technology and small devices in the local power grid, the project directly enables consumers to experience the fluctuating characteristics of renewable energy.

 

MOMA grid will be from more than 500 manufacturers of power supply and distribution to the adjoining Dresden city of mannheim. The power grid itself is also a power line broadband system, which connects a large number of household intelligent equipment. The project began in 2010. Up to now, 1000 residents have participated. The household appliances are connected to the "energy Internet", and many software tools are used to monitor their electricity use and expenditure.中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

 

Schoenberg, chief executive of MOMA, Ingo Schoenberg, said: "the biggest challenge of renewable energy is that sometimes it is windy and sunny. But when you need it, they are not always available. The MOMA project seeks a balanced supply and demand approach to achieve a balance between high volatility energy generation and intelligent energy consumption, and increase efficiency. "

 

"By connecting tax and electricity to power grid capacity," Schoenberg said, "project participants are encouraged to use electricity when they have high energy availability and low prices. For users who don't want to adjust their settings, MOMA even set up an energy-saving housekeeper to help users turn on electrical appliances at the time of energy sufficiency and cheap price. The operation of the project shows that when the consumer knows the real price of the energy, it will naturally change the way of use. "

 

Under the arming of knowledge and technology, private users save about 10% of energy consumption and 15% of energy costs, while electric power providers can better manage network load. The results of the MOMA project provide a legislative basis for the establishment of elastic electricity price, the establishment of a single communication platform carrying smart grid and intelligent electric meter.

 

High quality communication network upgrade power grid upgrading

 

The technical solutions adopted by the MOMA project also provide a new way for power suppliers to resolve power interruptions and improve operational efficiency. In the United States, storms and small animals seriously disrupt the power supply. A 2004 study by University of California at Berkeley showed that the annual loss caused by power cuts in the United States amounted to 80 billion dollars.

 

The Char Thanou Fagafaga Electric Power Commission in Tennessee provides electricity for residents of about 1500 square kilometers. According to the data from Berkeley University, the annual blackouts will cause about 100 million US dollars loss to the service area, but the Electric Power Commission is not a typical US energy supplier.

 

In 2012, under the stimulus of the US $115 million 500 thousand recovery program of the energy department, the Char Thanou Fagafaga Electric Power Commission completed highly automated upgrading of smart grid, which equipped smart sensors, switches and meters for the power grid. Like MOMA project, its power grid is based on high quality communication network. Char Thanou Fagafaga Electric Power Commission has chosen optical broadband network to load consumers' three networks in one service.

 

David Wade, executive vice president of the Electric Power Commission, said: "this should be the way of the future grid. No other utilities in the US can achieve such high automation level in the future." Wade said. But everything depends on communication capability. Char Thanou Fagafaga's power grid and optical fiber network seamlessly connect, which makes Char Thanou Fagafaga the best place to achieve our future vision.

 

Now, in Char Thanou Fagafaga, if a car hits a pole, the power Com中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜mittee's power grid will be "self repairing". 1200 smart switches in the power grid can determine the location of the interruption by the optical fiber network and switch to the power supply. In February 12th, Char Thanou Fagafaga suffered the most severe snowstorm in 20 years. The power supply of 40 thousand residents recovered automatically, and the power of 36 thousand other residents was restored to normal within 3 days with the help of engineers.

 

The Power Commission estimates that the restoration of electricity from the 76 thousand residents will take 8 days. Since 2012, power outages in the region have been reduced by 50%~60% and $50 million a year for local expenditure. The Power Commission itself has also greatly saved costs: the cost of saving up to $10 million 500 thousand in maintenance, asset management, door-to-door services and theft.

 

Automated solutions create more intelligent power grids

 

The end user's electricity theft still makes the power suppliers headache, seriously affecting the gain of profits. HUAWEI, a technology company from China, designed different solutions for the new challenges faced by the power supply, including large-scale network infrastructure projects, including the core platform for dealing with local issues such as stealing electricity.

 

According to HUAWEI, the situation of consumers stealing electricity in Nigeria is particularly serious. Power providers have been unable to find out the cause of the problem. Up to now, the number of users who can not collect accurate energy consumption data has exceeded 80%.

 

To solve this problem, HUAWEI is preparing to install an automatic meter reading system covering 400 thousand local families in Nigeria, which supports high-speed data connection, and deploys new sensors and controllers at the same time. After the system is deployed, the customer's meter will transmit data every 15 minutes to the local operator, enabling the operator to obtain real-time data on electricity.中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

 

"The system will effectively improve the turnover and profit of the power company," said He Dabing, President of HUAWEI BG Marketing and the Sales Department of the solution. The key to efficient power production and distribution is the instant communication system and the reliable maintenance of the power infrastructure. It can realize early warning, real-time fault location, self repair and effective load 中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

中兴ZXDU58 W600 V4.5R01M01室外壁挂式电源柜

该公司产品分类: 台达中达电通 艾默生 中兴 华为 服务器机机框,交换机机框 华为服务器机柜,网络柜,配电柜 48v开关电源模块 48v高频开关电源,OLT电源 动力源 台达中达电通 艾默生 中兴 华为 基站48v高频开关电源机柜

CUS31-W2SCUM253-TU0610德国E+H分析仪CUS31-W2SCUM253-TU0610

CUS31-W2SCUM253-TU0610德国E+H分析仪

E+H 流量仪表FMU90 FDU91 80F50 90WA1 FTL260

FTL51-AAL2CB4E6A11   L=3MFTM51-AGG2L4A12AA    L=500MM

北京E+H压力变送器PMP731,FMD630,PMP45,PMC535

差压PMD235  FMD630  FMD633 

智能型PMC731  PMP731  PMC631  PMC635  PMP635

经济型PMC41  PMC45  PMP41 PMP45  PMP46  PMP48  模拟型PMC133  PMC133Z  PMC134  PMC134Z  PMC330        PMC430  PMC531  PMC534  PMC535 PMC536 

小型化模拟型P30 P31 P40 P41

静压液位DB101  DB102  DB103  DB104  DB201

北京E+HP30-20006P30-20008P30-23005PMC531-D50A2P6G1GT PMC534-11FA2P6F10TPMP41-RE23P2J11G1PMC41-RE15H2H11T1 PMD235-KH4A2EA1A PMD235-KH4A2EA1AG0TPMC41-RE11F2H21TPMD235-KH4D2EB1CPMP41 RE13P2H21T1PMC41-RE11F2H21T1PMD235-KH4F2EB1C

PMC133-1R1F2P6G1K P41-P200A40PMC41-RE11SBR11R1DB101-G1TE205ZF PMC531-D25G2P3GTPMC531-D25G2P3PMC133-1B1F2P3F3VPMC45-RE11F2B1AG1PMC45-RE11F1A1AG1PMD235-KB4F2EB1AG0L3T2PMD235-KB4F2EB1APMC41-RE11M2J21T1PMC41-RE11P2J21T1PMC531-D50A2P6F1ZT P41-P200A38PMC531-D50A2P6F1ZTPMC534-11EA2P6G2FTPMC45-RE15H2H1AL1PMC133-1R1F2F6TPMC133-1R1F2F6-----[TPMD235-XB4D2EB1C[T2] PMD235-KB4H2EB1CPMC41-RE21S2J1191

PMC131-A11F1D14PMC131-A11F1A1QPMC131-A11F1A1RPMC131-A11F1A1SPMC131-A11F1A1T PMC131-A11F1A1WPMC131-A12F1A1RPMC131-A31F1A1SPMC41-RE11M1C11M1PMC41-RE11M2C11M1PMC41-RE11M2J11M1PMC41-RE11P2A11M1PMC41-RE11P3J11M1 PMC41-RE11P3J11M1 PMC41-RE21H1A11M1PMC41-RE21M1P11T1PMC41-RE21P1C11M1PMC41-RE21P1J11R1 PMC41-RE21P1J11R1 PMC41-RE21SBJ11M1PMC41-RK11S2C11M1PMC41-RK11S2C11M1PMC45-RC11H3A1KL1PMC45-RE11M1C1DL4PMC45-RE11P1A1HL1PMC45-RE12P1J1AH4

PMP131-A1B01A1S, 0-10BarPMP131-A2411A1GPMP131-A2411A1TPMP41-LE27H1J21F1PMP41-RE23P1H11F1PMP41-RE23PBH11F1 range:0-10barPMP45-RE13P1J1ABFPMP46-RE23PBC1PBPMP48-RE13M1H1AGD1PMP131-A1B09AIT 0-16BAR 4-20MAPMC41-RE15H2H11T1

PMC131-AI1F1A3CPMP131-A1B01A1G

PMC133-1B1F2B6F1T 0-15KPAPMC71-ABA1H2GAAAAPMC41-RE15H2H11T1PMC731-R32SBM2 1M6

 

E+H 中国一级代理

PMD235智能差压变送器

PMC131-A11F1D140-400mbar/4-20mA G1/2,IP65 E+HPMD235-KB4C1EA1A E+H

PMC731PMC631PMC635PMP731PMP635PMC41PMC45PMP41PMP45PMP46PMP48PMD235FMD630FMD633PMC133PMC133IzPMC134[z]pMC330PMC430ZPMC531PMC534[Z]PMC535[Z]PMC536[Z]P41-P230A33P41-P230A26P41-P200A40PMD235PMC1330PMC534PMC531PMP41-RK13P2A11M1PMP41PMP731PMC731P30P31P40PMC534-11FA2P6GFTPMC133 0-0.4MPA G1/2 PMP733 0-0.4MPA G1/2 不带显示PMP733 0-0.4MPA G1/2 带显示DB103-G11FA26PMC531-D40A2P6G2FTPMC731-R41P2H1R1GTPMC534-11FG2P6F14 G2外螺纹,0-400KPAPMD235-KH4D2EB1C(GOL3T)PMP41-RE13H2H11T1PMP41-RE13P2H11T1PMP41-RE13U2H11T1PMD235-KH4A2EB1C PMC534-11EA2F6T  PMC534-11EA2F6P PMD235-KH4F2EB1CPMC 133-1R1F2P6G1F  PMC531-D50A2P6G1GPMC731-R31P2H1T1 PMC133-1REF2F6TPMC133-1REF2P6T   PMC534-11FA2P6GFT    PMC133 0-0.4MPA G1/2     PMP733 0-0.4MPA G1/2 不带显示    PMP733 0-0.4MPA G1/2 带显示    DB103-G11FA26    PMC531-D40A2P6G2FT    PMC731-R41P2H1R1GT    PMC534-11FG2P6F14 G2外螺纹,0-400KPA    PMD235-KH4D2EB1C(GOL3T)    PMP41-RE13H2H11T1    PMP41-RE13P2H11T1    PMP41-RE13U2H11T1    PMD235-KH4A2EB1C     PMC534-11EA2F6T      PMC534-11EA2F6P     PMD235-KH4F2EB1C    PMC 133-1R1F2P6G1F      PMC531-D50A2P6G1G    PMC731-R31P2H1T1         PMC133-1REF2F6T    PMC133-1REF2P6T P30 - 10012PMD235-KB4D2EB2C PMC41-RE11P2J11R1G0L3TPMC534-11FA2P6TFMD630-KS4F2EA1CQ2[L3]PMC534-11EA2F6[T]PMC133-1R1F2F6[T]PMC531-D20A2P6F14(T)DB101-G1TE205M H=5M L=5M PMC731-R31C2H1R1[T]PMC531-D50A2P6F1ZTP41-P100A29PMC41-RC11M2J11A1PMC41-RE11C1A11M1P30 - 10012PMC45-RE11F2H1AL1PS61.XXAGPHANAX VEGABAR66XXBGBP1DHAMAPS61.XXBAEHKMXXPS65.XXKGPHKMXXPMD235-KH4D2EB1CPMP41 RE13P2H21T1PMC41-RE11F2H21T1PMD235-KH4F2EB1CP30-20006P30-20008P30-23005PMC41-RE11SBR11R1PMC133-1B1F2P3F3V(-10-0.1MPA)P41-P200A40DB101-G1TE205ZF I=8 D=1 H=8VIB61.XXAGDRKMXPMC41-RE11F2H21T1  0-100KPAPMC41-RE15H2H11T1PMD235-XH4A2EA1A[G0T]  0-14MPAPMC531-D25G2P3-----[GT]PMP41-RE23P2J11G1SON65.XXAFPVDMXXVEGA SWING61.CAICVXMNXFPMC45-RE11F1A1AG1 PMC45-RE11F2B1AG1 PMC531-D50A2P6G1GT  0-1MPPMC534-11FA2P6F10T  0-100KPPMP131A2101A1GA9PMC41-RE15H2H11T1  PMD235-KH4A2EA1A[G0]  PMD235-KB4F2EB1A G0L3T2PMC41-RE11M2J21T1  PMC41-RE11P2J21T1 PMC531-D50A2P6F1ZT  P41-P200A38   0-0.6MPAPMC531-D50A2P6F1ZT 量程0-60KPPMD235-KB4A2EB1C[G0]PMC41-RE11F2J11R1PMP41-RC13P2A11T1PMP41-RC13Z2A11T1PMC41-RE11S2R11M1 PMP48-RE13M2H2EKH1(0-400KPa)PMC731-R41C2H1T1TPMC535-13BA2P6G1GWIDEPLUS HP6500PMC534-11EA2P6G2FT(0--0.6MPa绝压)PMC45-RE15H2H1AL1

PMC133-1R1F2F6[T]PMD235-XB4D2EB1C[T2] DB101-G1TE205ZF I=8 D=1 H=8PMC535-13BA2P6-----(0-1MPA)PMD235-KB4H2EB1CPMD235-KB4H2EB1CPMP41-IE27H2J191 PMP41-IC11C2J11A1PMC41-RE21S2J1191PMC41-RE21S2J11A1FMP250-E5E1XCJAA2K

该公司产品分类: 雷达式物位测量仪表 物位仪表 压力仪表 流量仪表 执行器 分析仪器 仪器仪表

MZ-4251 供应MZ-4251 紫外灯耐气候试验箱

特点及技术参数1、工作室尺寸: 450×1170×500 ( D×W×H )( mm ) 2、内胆材料: BUS3040B 不锈钢板 3、外胆材料:铝合金板 4、荧光灯型号: UV-B 数量: 5 支 5、试样架:框式基架和衬垫板由铝合金材料制成 6、黑板温度计: 75mm×10mm×2.5mm 7、铝板连接温度传感器 8、温控仪:日本原装数显温度控制仪

E3X-A41.E3X-A46.E3X-A51.E3XA-CC4A.E3X-CIF11现货E3X-A41.E3X-A46.E3X-A51.E3XA-CC4A.E3X-CIF11

欧姆龙光纤传感器:光纤放大器系列E3X-A11、E3X-A21、E3X-H11、E3X-NH11、E3X-NT11E3X-NA11、E3X-DA11、E3X-CE4、E3X-CC4、E3X-A41等;光纤E32-D33、E32-DC200B4、E32-DC200B、E32-D22L、E32-DC200F4、E32-D22B、E32-D32、E32-D21、E32-D51、E32-D73、E32-DC200、E32-D11L、E32-D21L、E32-D12、E32-DC200F、E32-DC200E、E32-CC200、E32-C31、E32-D61、E32-TC200、E32-TC200B、E32-TC200A、E32-T21L、E32-T22L、E32-TC200E、E32-TC200F4、E32-T24、E32-T51、E32-T22S、E32-T21、E32-T12L、E32-T11L、E32-TC200B4、E32-T22L、E32-T22、E32-TC200F、E32-T22B、E32-T14、E32-T61、E32-T16等②光电传感器:EE-SX670、EE-SX670A、EE-SX671、EE-SX470、EE-SX471、EE-SX671、EE-SX671A、EE-SX672、EE-SX672A、EE-SX472、EE-SX673、EE-SX673A、EE-SX473、EE-SX674、EE-SX674A、EE-SX474、EE-SPX303、EE-SPX403、EE-SPX301、EE-SPX401、EE-SPX302-W2A、EE-SPX402-W2A、EE-SPX304-W2A、EE-SPX404-W2A、EE-SPX306-W2A、EE-SPX406-W2A、EE-SPX305-W2A、EE-SPX405-W2A、EE-SX770A、EE-SX870A、EE-SX771A)、EE-SX871A、EE-SX772A、EE-SX872,①光纤传感器:光纤放大器系列E3X-A11、E3X-H11、E3X-NH11、E3X-NT11,E3X-A21E3X-NA11、E3X-DA11、E3X-CE4、E3X-CC4、E3X-A41等;光纤E32-D33、E32-DC200B4光纤传感器:光纤放大器系列E3X-A11、E3X-A21 

Z45X软密封暗杆法兰闸阀Z45X软密封暗杆法兰闸阀

 Z45X软密封暗杆法兰闸阀   暗杆法兰闸阀   软密封闸阀 闸阀

产品特点:RVHX型软密封暗杆法兰闸阀阀门是一种橡胶(NBR)密封闸阀,广泛用于电力、水力、冶金、化工、城建等行业的给排水管路系统,软密封暗杆法兰闸阀作为控制介质流量的启闭或调节装置。特点:A软密封暗杆法兰闸阀闸板整体包胶其良好覆盖性能以精确的尺寸确保密封的可靠性,B软密封暗杆法兰闸阀阀门底部采用与水管相同的平底式不产生杂物淤积,C软密封暗杆法兰闸阀阀门整体采用无毒环氧树脂喷涂,防止腐蚀和生锈,不但可供饮用水系统,而且可用于污水系统。

该公司产品分类: 水表 消火栓 闸阀 排气阀 止回阀 流量控制阀 铜闸阀 蝶阀 软密封闸阀

MiniLab150 火花光电直读光谱仪

① S1火花直读光谱仪是一台方便使用和高精度的仪器。由于结构紧凑体积小巧、性能高是S1可以安放在办公室、实验室、仓库、生产线等任何工作场所。S1可以有不同的配置,用于分析不同种类的黑色和有色金属及合金。

S1 MiniLab150组成部分的描述:

 a、光学系统

         --多块高性能CCD检测器系统

         --每块CCD 3,648 像素

        --高性能全息衍射光栅,光栅刻线3600 /mm

        --“智能校"算法+波长实时校准应对漂移

        --焦距:150 mm

        --谱线波长:178-460 nm

         --密闭的氩气填充光学室可以避免灰尘、光线的干扰

 b、元素谱线

        --S1覆盖了全元素分析范围,可根据具体需要分析相应的元素

        --光学系统包括固态检测器能够测量样品所发出的所有谱线

       --并且为将来可能的升级,增加分析线(元素)方便

       --可现场增加分析程序

 c、控制、采集和读出系统

        电子系统具有微处理器控制的多通道积分和数据系统采集功能

 d、火花源:半导体电阻控制式全自动固态火花源

 e、火花台:秉承GNR将近二十年的“一体式开放式火花台"概念,使用这种独特的火花台,用户检测各种尺寸、形状、重量的规则或者不规则样品

 f、软件:MET32软件,Windows环境运行,易于操作,光谱仪的所有测试工作都可以用软件操作来完成

 g、控制站:台式电脑(基本配置:Intel/AMD处理器、2G内存、7200500G硬盘、光驱、19寸液晶显示器、鼠标及键盘)

 h、电源:110/220VAC 16A 1KW

 i、尺寸:高410mm;长810mm;宽510mm

 j、重量:50公斤

该公司产品分类: 光谱仪 分析仪器 跟踪仪 仪器

JD25-D供应JD25-D数字式万能测长仪

产品特点:

基座选用优质铸铁,经长期自然时效处理,稳定性好。

采用优化设计,从结构上确保性能好,精度高。

附件齐全,万能性好。

采用光栅数显技术,测量长度以数字显示,直观、方便。

光栅照明系统采用低电压、小电流、体积小、寿命长的红外发光器件做光源。

仪器应用了阿贝原理和采用了高精密的测量系统,因而具有较高了测量精度。

 

产品用途:

数字式万能测长仪是一种用于绝对测量和相对测量的长度计量仪器。该仪器主要应用于金属加工工业,特别是在工具量具制造和仪器制造等机械企业计量室和各级工业计量部门都得到广泛应用。

 其主要测量对象包括:

 光滑圆柱形零件(轴、孔、塞规、环规等)

 内螺纹、外螺纹、螺纹塞规、螺纹环规的中径。

 带平行平面的零件(卡规、量棒、较低等级的量块)

 

产品参数:

测量范围(㎜):

外尺寸:绝对测量0100  相对测量0670

内尺寸:使用小测钩(最大伸入深度12,最大臂厚50)时,10~400

     使用大测钩(最大伸入深度50,最大臂厚85)时,30~370

用电测测钩:1~60

用万能测钩:14~112

内螺纹中径测量:使用大测钩时(螺纹小径13~30㎜)   使用大测钩时(螺纹小径31—(70—臂厚)×2    螺距:0.5~6

外螺纹中径测量:最大200,螺距1~6

测量力(N):01.52.5

数字显示当量:0.1μm

仪器示值变动性外尺寸测量时,2σ≤0.3μm 内尺寸测量时, 2σ≤0.5μm

仪器准确度外尺寸绝对测量时,仪器准确度优于(0.5+L/200)μm    内尺寸测量时,仪器准确度优于(1+L/200)μm

万能工作台

  安装面积:160×160mm2

 高度调节范围(㎜):0~100

  横向行程:25

  Y轴倾斜:±3°

  工作台转动:±4°

  允许荷重:10

  测帽内径配合尺寸:φ6H7

  测帽杆与测帽内径配合的外径尺寸:φ6g6

仪器外形尺寸(㎜):长×宽×高=960×390×450

仪器重量:150

最新产品

热门仪器: 液相色谱仪 气相色谱仪 原子荧光光谱仪 可见分光光度计 液质联用仪 压力试验机 酸度计(PH计) 离心机 高速离心机 冷冻离心机 生物显微镜 金相显微镜 标准物质 生物试剂